diff --git a/dist/xeokit-sdk.cjs.js b/dist/xeokit-sdk.cjs.js
index e34c8109a3..d2c41f2741 100644
--- a/dist/xeokit-sdk.cjs.js
+++ b/dist/xeokit-sdk.cjs.js
@@ -10460,7 +10460,7 @@ const tempVec4b$6 = math.vec4();
  * });
  *
  * // Create the Marker, associated with our Mesh Entity
- * const myMarker = new Marker({
+ * const myMarker = new Marker(viewer, {
  *      entity: entity,
  *      worldPos: [10,0,0],
  *      occludable: true
@@ -96618,8 +96618,8 @@ function getCanvasPosFromEvent$2(event, canvas, canvasPos) {
         canvasPos[1] = event.y;
     } else {
         const { left, top } = canvas.getBoundingClientRect();
-        canvasPos[0] = event.clientX - left - window.scrollX;
-        canvasPos[1] = event.clientY - top - window.scrollY;
+        canvasPos[0] = event.clientX - left;
+        canvasPos[1] = event.clientY - top;
     }
     return canvasPos;
 }
diff --git a/dist/xeokit-sdk.es.js b/dist/xeokit-sdk.es.js
index b0369aeb0d..0838cba486 100644
--- a/dist/xeokit-sdk.es.js
+++ b/dist/xeokit-sdk.es.js
@@ -10456,7 +10456,7 @@ const tempVec4b$6 = math.vec4();
  * });
  *
  * // Create the Marker, associated with our Mesh Entity
- * const myMarker = new Marker({
+ * const myMarker = new Marker(viewer, {
  *      entity: entity,
  *      worldPos: [10,0,0],
  *      occludable: true
@@ -96614,8 +96614,8 @@ function getCanvasPosFromEvent$2(event, canvas, canvasPos) {
         canvasPos[1] = event.y;
     } else {
         const { left, top } = canvas.getBoundingClientRect();
-        canvasPos[0] = event.clientX - left - window.scrollX;
-        canvasPos[1] = event.clientY - top - window.scrollY;
+        canvasPos[0] = event.clientX - left;
+        canvasPos[1] = event.clientY - top;
     }
     return canvasPos;
 }
diff --git a/dist/xeokit-sdk.es5.js b/dist/xeokit-sdk.es5.js
index 618edf4dba..3a683aa750 100644
--- a/dist/xeokit-sdk.es5.js
+++ b/dist/xeokit-sdk.es5.js
@@ -2615,7 +2615,7 @@ if(lastOpacityQuantized===opacityQuantized){return;}}else{opacityQuantized=255.0
  * });
  *
  * // Create the Marker, associated with our Mesh Entity
- * const myMarker = new Marker({
+ * const myMarker = new Marker(viewer, {
  *      entity: entity,
  *      worldPos: [10,0,0],
  *      occludable: true
@@ -22587,7 +22587,7 @@ if(Math.abs(updates.panDeltaX)<EPSILON){updates.panDeltaX=0;}if(Math.abs(updates
 if(dollyDeltaForDist!==0){if(dollyDeltaForDist<0){cursorType="zoom-in";}else{cursorType="zoom-out";}if(configs.firstPerson){var _verticalEye;var _verticalLook;if(configs.constrainVertical){if(camera.xUp){_verticalEye=camera.eye[0];_verticalLook=camera.look[0];}else if(camera.yUp){_verticalEye=camera.eye[1];_verticalLook=camera.look[1];}else if(camera.zUp){_verticalEye=camera.eye[2];_verticalLook=camera.look[2];}}if(configs.followPointer){var dolliedThroughSurface=panController.dollyToCanvasPos(followPointerWorldPos,states.pointerCanvasPos,-dollyDeltaForDist);if(dolliedThroughSurface){states.followPointerDirty=true;}}else{camera.pan([0,0,dollyDeltaForDist]);camera.ortho.scale=camera.ortho.scale-dollyDeltaForDist;}if(configs.constrainVertical){var _eye=camera.eye;var _look=camera.look;if(camera.xUp){_eye[0]=_verticalEye;_look[0]=_verticalLook;}else if(camera.yUp){_eye[1]=_verticalEye;_look[1]=_verticalLook;}else if(camera.zUp){_eye[2]=_verticalEye;_look[2]=_verticalLook;}camera.eye=_eye;camera.look=_look;}}else if(configs.planView){if(configs.followPointer){var _dolliedThroughSurface=panController.dollyToCanvasPos(followPointerWorldPos,states.pointerCanvasPos,-dollyDeltaForDist);if(_dolliedThroughSurface){states.followPointerDirty=true;}}else{camera.ortho.scale=camera.ortho.scale+dollyDeltaForDist;camera.zoom(dollyDeltaForDist);}}else{// Orbiting
 if(configs.followPointer){var _dolliedThroughSurface2=panController.dollyToCanvasPos(followPointerWorldPos,states.pointerCanvasPos,-dollyDeltaForDist);if(_dolliedThroughSurface2){states.followPointerDirty=true;}}else{camera.ortho.scale=camera.ortho.scale+dollyDeltaForDist;camera.zoom(dollyDeltaForDist);}}updates.dollyDelta*=configs.dollyInertia;}pickController.fireEvents();document.body.style.cursor=cursorType;});}_createClass(CameraUpdater,[{key:"destroy",value:function destroy(){this._scene.off(this._onTick);}}]);return CameraUpdater;}();/**
  * @private
- */var MouseMiscHandler=/*#__PURE__*/function(){function MouseMiscHandler(scene,controllers,configs,states,updates){_classCallCheck(this,MouseMiscHandler);this._scene=scene;var canvas=this._scene.canvas.canvas;canvas.addEventListener("mouseenter",this._mouseEnterHandler=function(){states.mouseover=true;});canvas.addEventListener("mouseleave",this._mouseLeaveHandler=function(){states.mouseover=false;canvas.style.cursor=null;});document.addEventListener("mousemove",this._mouseMoveHandler=function(e){getCanvasPosFromEvent$2(e,canvas,states.pointerCanvasPos);});canvas.addEventListener("mousedown",this._mouseDownHandler=function(e){if(!(configs.active&&configs.pointerEnabled)){return;}getCanvasPosFromEvent$2(e,canvas,states.pointerCanvasPos);states.mouseover=true;});canvas.addEventListener("mouseup",this._mouseUpHandler=function(e){if(!(configs.active&&configs.pointerEnabled)){return;}});}_createClass(MouseMiscHandler,[{key:"reset",value:function reset(){}},{key:"destroy",value:function destroy(){var canvas=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler);canvas.removeEventListener("mouseenter",this._mouseEnterHandler);canvas.removeEventListener("mouseleave",this._mouseLeaveHandler);canvas.removeEventListener("mousedown",this._mouseDownHandler);canvas.removeEventListener("mouseup",this._mouseUpHandler);}}]);return MouseMiscHandler;}();function getCanvasPosFromEvent$2(event,canvas,canvasPos){if(!event){event=window.event;canvasPos[0]=event.x;canvasPos[1]=event.y;}else{var _canvas$getBoundingCl=canvas.getBoundingClientRect(),left=_canvas$getBoundingCl.left,top=_canvas$getBoundingCl.top;canvasPos[0]=event.clientX-left-window.scrollX;canvasPos[1]=event.clientY-top-window.scrollY;}return canvasPos;}var getCanvasPosFromEvent$1=function getCanvasPosFromEvent$1(event,canvasPos){if(!event){event=window.event;canvasPos[0]=event.x;canvasPos[1]=event.y;}else{var element=event.target;var totalOffsetLeft=0;var totalOffsetTop=0;while(element.offsetParent){totalOffsetLeft+=element.offsetLeft;totalOffsetTop+=element.offsetTop;element=element.offsetParent;}canvasPos[0]=event.pageX-totalOffsetLeft;canvasPos[1]=event.pageY-totalOffsetTop;}return canvasPos;};/**
+ */var MouseMiscHandler=/*#__PURE__*/function(){function MouseMiscHandler(scene,controllers,configs,states,updates){_classCallCheck(this,MouseMiscHandler);this._scene=scene;var canvas=this._scene.canvas.canvas;canvas.addEventListener("mouseenter",this._mouseEnterHandler=function(){states.mouseover=true;});canvas.addEventListener("mouseleave",this._mouseLeaveHandler=function(){states.mouseover=false;canvas.style.cursor=null;});document.addEventListener("mousemove",this._mouseMoveHandler=function(e){getCanvasPosFromEvent$2(e,canvas,states.pointerCanvasPos);});canvas.addEventListener("mousedown",this._mouseDownHandler=function(e){if(!(configs.active&&configs.pointerEnabled)){return;}getCanvasPosFromEvent$2(e,canvas,states.pointerCanvasPos);states.mouseover=true;});canvas.addEventListener("mouseup",this._mouseUpHandler=function(e){if(!(configs.active&&configs.pointerEnabled)){return;}});}_createClass(MouseMiscHandler,[{key:"reset",value:function reset(){}},{key:"destroy",value:function destroy(){var canvas=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler);canvas.removeEventListener("mouseenter",this._mouseEnterHandler);canvas.removeEventListener("mouseleave",this._mouseLeaveHandler);canvas.removeEventListener("mousedown",this._mouseDownHandler);canvas.removeEventListener("mouseup",this._mouseUpHandler);}}]);return MouseMiscHandler;}();function getCanvasPosFromEvent$2(event,canvas,canvasPos){if(!event){event=window.event;canvasPos[0]=event.x;canvasPos[1]=event.y;}else{var _canvas$getBoundingCl=canvas.getBoundingClientRect(),left=_canvas$getBoundingCl.left,top=_canvas$getBoundingCl.top;canvasPos[0]=event.clientX-left;canvasPos[1]=event.clientY-top;}return canvasPos;}var getCanvasPosFromEvent$1=function getCanvasPosFromEvent$1(event,canvasPos){if(!event){event=window.event;canvasPos[0]=event.x;canvasPos[1]=event.y;}else{var element=event.target;var totalOffsetLeft=0;var totalOffsetTop=0;while(element.offsetParent){totalOffsetLeft+=element.offsetLeft;totalOffsetTop+=element.offsetTop;element=element.offsetParent;}canvasPos[0]=event.pageX-totalOffsetLeft;canvasPos[1]=event.pageY-totalOffsetTop;}return canvasPos;};/**
  * @private
  */var TouchPanRotateAndDollyHandler=/*#__PURE__*/function(){function TouchPanRotateAndDollyHandler(scene,controllers,configs,states,updates){_classCallCheck(this,TouchPanRotateAndDollyHandler);this._scene=scene;var pickController=controllers.pickController;var pivotController=controllers.pivotController;var tapStartCanvasPos=math.vec2();var tapCanvasPos0=math.vec2();var tapCanvasPos1=math.vec2();var touch0Vec=math.vec2();var lastCanvasTouchPosList=[];var canvas=this._scene.canvas.canvas;var numTouches=0;var waitForTick=false;this._onTick=scene.on("tick",function(){waitForTick=false;});canvas.addEventListener("touchstart",this._canvasTouchStartHandler=function(event){if(!(configs.active&&configs.pointerEnabled)){return;}event.preventDefault();var touches=event.touches;var changedTouches=event.changedTouches;states.touchStartTime=Date.now();if(touches.length===1&&changedTouches.length===1){getCanvasPosFromEvent$1(touches[0],tapStartCanvasPos);if(configs.followPointer){pickController.pickCursorPos=tapStartCanvasPos;pickController.schedulePickSurface=true;pickController.update();if(!configs.planView){if(pickController.picked&&pickController.pickedSurface&&pickController.pickResult&&pickController.pickResult.worldPos){pivotController.setPivotPos(pickController.pickResult.worldPos);if(!configs.firstPerson&&pivotController.startPivot()){pivotController.showPivot();}}else{if(configs.smartPivot){pivotController.setCanvasPivotPos(states.pointerCanvasPos);}else{pivotController.setPivotPos(scene.camera.look);}if(!configs.firstPerson&&pivotController.startPivot()){pivotController.showPivot();}}}}}while(lastCanvasTouchPosList.length<touches.length){lastCanvasTouchPosList.push(math.vec2());}for(var _i464=0,len=touches.length;_i464<len;++_i464){getCanvasPosFromEvent$1(touches[_i464],lastCanvasTouchPosList[_i464]);}numTouches=touches.length;});canvas.addEventListener("touchend",this._canvasTouchEndHandler=function(){if(pivotController.getPivoting()){pivotController.endPivot();}});canvas.addEventListener("touchmove",this._canvasTouchMoveHandler=function(event){if(!(configs.active&&configs.pointerEnabled)){return;}event.stopPropagation();event.preventDefault();if(waitForTick){// Limit changes detection to one per frame
 return;}waitForTick=true;// Scaling drag-rotate to canvas boundary
diff --git a/dist/xeokit-sdk.min.cjs.js b/dist/xeokit-sdk.min.cjs.js
index 59c59abc2b..a7050e4f17 100644
--- a/dist/xeokit-sdk.min.cjs.js
+++ b/dist/xeokit-sdk.min.cjs.js
@@ -14,7 +14,7 @@
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/let wA=null;function PA(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=wA[i],o=wA[i+1],n=wA[i+2]),c=Math.min(a=wA[s],l=wA[s+1],A=wA[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let CA=null;function MA(e,t){let i=CA[2*e]-CA[2*t];return 0!==i?i:CA[2*e+1]-CA[2*t+1]}function FA(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;wA=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)wA[i]=e[i]>>t;i.sort(PA);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}CA=new Int32Array(e),t.sort(MA);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const EA=c.vec4(4),IA=c.vec4(),DA=c.vec4(),SA=c.vec3([1,0,0]),TA=c.vec3([0,1,0]),RA=c.vec3([0,0,1]);c.vec3(3),c.vec3(3);const LA=c.identityMat4();class UA{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=c.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=c.identityMat4(new Float32Array(16)),this._worldMatrix=c.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||LA),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return EA[0]=e[0],EA[1]=e[1],EA[2]=e[2],EA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(EA,IA),c.mulQuaternions(this.quaternion,IA,DA),this.quaternion=DA,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return EA[0]=e[0],EA[1]=e[1],EA[2]=e[2],EA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(EA,IA),c.mulQuaternions(IA,this.quaternion,IA),this}rotateX(e){return this.rotate(SA,e)}rotateY(e){return this.rotate(TA,e)}rotateZ(e){return this.rotate(RA,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)c.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const kA=c.vec3(),OA=c.OBB3(),NA=c.vec3([1,1,1]),QA=c.vec3([0,0,0]),VA=c.vec3([0,0,0]),HA=c.identityQuaternion(),jA=c.identityMat4(),GA=new Uint8Array([255,255,255]);class zA extends D{constructor(e,t={}){super(e,t),this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Qs++,Ns),this._textureTranscoder=t.textureTranscoder||vA(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=c.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._entityList=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new Li,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._edgeThreshold=t.edgeThreshold||10,this._origin=c.vec3(t.origin||[0,0,0]),this._position=c.vec3(t.position||[0,0,0]),this._rotation=c.vec3(t.rotation||[0,0,0]),this._quaternion=c.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=c.vec4(t.quaternion||[0,0,0,1]),t.rotation&&c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=c.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=c.mat4(),this._worldRotationMatrixConjugate=c.mat4(),this._matrix=c.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=c.mat4(),c.inverseMat4(this._matrix,this._worldNormalMatrix),c.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=c.mat4(),this._viewNormalMatrix=c.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new lA({id:"defaultColorTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new lA({id:"defaultMetalRoughTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new lA({id:"defaultNormalsTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new lA({id:"defaultEmissiveTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new lA({id:"defaultOcclusionTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new aA({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||jA),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}get rotationMatrixConjugate(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}get viewMatrix(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)c.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:Rr(e.aabb,c.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Rr(e.positionsDecodeBoundary,c.mat4())),e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=Tr(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=c.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,5):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Tt.getUVBounds(e.uv),i=Tt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new _s({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;t.crossOrigin="Anonymous",l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?_.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new lA({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new aA({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new UA({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){const t=e.scale||NA,i=e.position||QA,s=e.rotation||VA;c.eulerToQuaternion(s,"XYZ",HA),e.meshMatrix=c.composeMat4(i,HA,t,c.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Rr(e.positionsDecodeBoundary,c.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=c.vec3(),i=[];z(e.positions,i,t)&&(e.positions=i,e.origin=c.addVec3(e.origin,t,t))}if(e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=Tr(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=c.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,OA),c.transformOBB3(e.meshMatrix,OA),c.OBB3ToAABB3(OA,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,2):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=WA(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];z(e.positions,t,kA)&&(e.positions=t,e.origin=c.addVec3(e.origin,kA,c.vec3()))}if(e.positions){const t=c.collapseAABB3();e.meshMatrix&&(c.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),c.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,OA),c.transformOBB3(e.meshMatrix,OA),c.OBB3ToAABB3(OA,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,2):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{const t=e.scale||NA,i=e.position||QA,s=e.rotation||VA;c.eulerToQuaternion(s,"XYZ",HA),e.meshMatrix=c.composeMat4(i,HA,t,c.mat4())}c.AABB3ToOBB3(e.geometry.aabb,OA),c.transformOBB3(e.meshMatrix,OA),e.aabb=c.OBB3ToAABB3(OA,c.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=WA(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createMesh(e){const t=new Os(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=c.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new nA(this,{layerIndex:0,origin:t});break;case"lines":r=new ka(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new Kr({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":n=new on({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":n=new Kn({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new No({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new No({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Pn({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new _a({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),n}createEntity(e){if(void 0===e.id?e.id=c.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=c.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;this._visible&&!1!==e.visible&&(t|=K),this._pickable&&!1!==e.pickable&&(t|=J),this._culled&&!1!==e.culled&&(t|=X),this._clippable&&!1!==e.clippable&&(t|=Y),this._collidable&&!1!==e.collidable&&(t|=Z),this._edges&&!1!==e.edges&&(t|=te),this._xrayed&&!1!==e.xrayed&&(t|=q),this._highlighted&&!1!==e.highlighted&&(t|=$),this._selected&&!1!==e.selected&&(t|=ee),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new re(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(i),this._entities[e.id]=i,this.numEntities++}finalize(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize()}for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize2()}this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-dummyEntityForUnusedMeshes`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorOpaque(t,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Qs&&(Qs--,0===Qs&&Ns._clear()),super.destroy()}}function WA(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=xA({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=FA({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class KA extends D{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new zA(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const XA=c.vec3(),JA=c.vec3(),YA=c.vec3(),ZA=c.vec3();function qA(e){return{x:e[0],y:e[1],z:e[2]}}function $A(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function eh(e){return new Float64Array([e[0],-e[2],e[1]])}function th(e){return new Float64Array([e[0],e[2],-e[1]])}const ih=c.vec3(),sh=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class rh extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originMarker=new ae(i,t.origin),this._targetMarker=new ae(i,t.target),this._originWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new Ae(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new Ae(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new le(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new le(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new le(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new le(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new he(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new he(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new he(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new he(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originMarker.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetMarker.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],u=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var d=0,p=s.length;d<p;d+=4)r[u]=a+Math.floor((1+s[d+0]/s[d+3])*A/2),r[u+1]=n+Math.floor((1-s[d+1]/s[d+3])*h/2),u+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(c.lenVec3(c.subVec3(this._targetWorld,this._originWorld,ih))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(sh(r[0],r[1],r[2],r[3])),i=Math.abs(sh(r[2],r[3],r[4],r[5])),s=Math.abs(sh(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs((this._targetWorld[0]-this._originWorld[0])*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs((this._targetWorld[1]-this._originWorld[1])*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(e+Math.abs((this._targetWorld[2]-this._originWorld[2])*f).toFixed(2)+m),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originMarker}get target(){return this._targetMarker}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class oh extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}destroy(){}}class nh extends oh{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._onCameraControlHoverSnapOrSurface=null,this._onCameraControlHoverSnapOrSurfaceOff=null,this._onMouseDown=null,this._onMouseUp=null,this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div");e.setAttribute("id","myMarkerDiv");const t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){if(this._markerDiv){const e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=c.vec3(),n=c.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),u=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&u(e.offsetParent)),d=c.vec2();this._onCameraControlHoverSnapOrSurface=i.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,d),this._markerDiv.style.left=d[0]-5+"px",this._markerDiv.style.top=d[1]-5+"px"):(this._markerDiv.style.left=u(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=i.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}destroy(){this.deactivate(),super.destroy()}}class ah{constructor(){}getMetaModel(e,t,i){_.loadJSON(e,(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){_.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){_.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);M.scheduleTask((function(){i(e)}))}catch(e){M.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(e,t,(e=>{i(e)}),(function(e){s(e)}))}}class lh{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Ah(e,i);return s?t?hh(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Ah(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=hh(r,[t]),i&&(r=hh(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Ah(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function hh(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class ch extends D{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=c.subVec3(o,r,[]);return c.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=c.lenVec3(c.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class uh extends ch{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=c.vec3();return A[0]=c.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=c.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=c.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const dh=c.vec3();const ph=c.vec3(),fh=c.vec3(),gh=c.vec3(),mh=c.vec3(),_h=c.vec3();class vh extends D{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=c.vec3(),this._eye1=c.vec3(),this._up1=c.vec3(),this._look2=c.vec3(),this._eye2=c.vec3(),this._up2=c.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((_.isNumeric(s)||_.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+_.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=c.getAABB3Center(o);this._look2=h||t;const i=c.subVec3(this._eye1,this._look1,ph),s=c.normalizeVec3(i),r=h?c.getAABB3DiagPoint(o,h):c.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*c.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,M.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((_.isNumeric(t)||_.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+_.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?c.getAABB3DiagPoint(i,a):c.getAABB3Diag(i);let s;o=a||c.getAABB3Center(i,o),this._trail?c.subVec3(t.look,o,_h):c.subVec3(t.eye,t.look,_h),c.normalizeVec3(_h);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*c.DEGTORAD)):c.lenVec3(c.subVec3(t.eye,t.look,ph)),c.mulVec3Scalar(_h,s),t.eye=c.addVec3(o,_h,ph),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?vh._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(c.subVec3(s.eye,s.look,_h),s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,gh),s.look=c.subVec3(gh,_h,fh)):this._flyingLook&&(s.look=c.lerpVec3(i,0,1,this._look1,this._look2,fh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,mh)):this._flyingEyeLookUp&&(s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,gh),s.look=c.lerpVec3(i,0,1,this._look1,this._look2,fh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,mh)),this._projection2){const t="ortho"===this._projection2?vh._easeOutExpo(e,0,1,1):vh._easeInCubic(e,0,1,1);s.customProjection.matrix=c.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();M.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class bh extends D{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new vh(this),this._t=0,this.state=bh.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case bh.SCRUBBING:return;case bh.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=bh.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case bh.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=bh.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=bh.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=bh.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=bh.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=bh.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=bh.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=bh.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}bh.STOPPED=0,bh.SCRUBBING=1,bh.PLAYING=2,bh.PLAYING_TO=3;const yh=c.vec3(),Bh=c.vec3();c.vec3();const xh=c.vec3([0,-1,0]),wh=c.vec4([0,0,0,1]);function Ph(e){if(!Ch(e.width)||!Ch(e.height)){const t=document.createElement("canvas");t.width=Mh(e.width),t.height=Mh(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ch(e){return 0==(e&e-1)}function Mh(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Fh extends D{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new et({texture:new _s({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),p.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Ph(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new _s({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),p.memory.textures--,this._state.destroy()}}class Eh{constructor(e){this._eye=c.vec3(),this._look=c.vec3(),this._up=c.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const Ih=c.vec3();const Dh=c.vec3();class Sh{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?_.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(Dh[0]=this.objectsColorize[3*c+0],Dh[1]=this.objectsColorize[3*c+1],Dh[2]=this.objectsColorize[3*c+2],t.colorize=Dh):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class Th extends D{constructor(e,t={}){super(e,t),this._skyboxMesh=new Wi(this,{geometry:new Ut(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Vt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new ws(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}const Rh=c.vec4(),Lh=c.vec4(),Uh=c.vec3(),kh=c.vec3(),Oh=c.vec3(),Nh=c.vec4(),Qh=c.vec4(),Vh=c.vec4();class Hh{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=c.subVec3(e,r.eye,Uh);s=c.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,Nh),o=c.subVec3(s,r.eye,Vh),n=c.mulVec3Scalar(c.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=c.subVec3(e,r.eye,Uh),i=c.lenVec3(t),s=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,kh)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,Nh);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,Qh),o=c.subVec3(s,e,Vh),n=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,Uh)),-i,kh),a=c.addVec3(o,n,Oh);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o);return i.project.unproject(e,a,Rh,Lh,t),t}destroy(){}}const jh=c.vec3(),Gh=c.vec3(),zh=c.vec3(),Wh=c.vec4(),Kh=c.vec4(),Xh=c.vec4();class Jh{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=c.vec3(),this._cameraOffset=c.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=c.vec3(),this._rtcPos=c.vec3(),this._pivotViewPos=c.vec4(),this._pivotProjPos=c.vec4(),this._pivotCanvasPos=c.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=c.vec3();c.decomposeMat4(c.inverseMat4(this._scene.viewer.camera.viewMatrix,c.mat4()),t,c.vec4(),c.vec3());const i=c.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),G(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Ms(this._scene,Ji({radius:s})),this._pivotSphere=new Wi(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){c.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,c.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(G(this.getPivotPos(),this._rtcCenter,this._rtcPos),c.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Vt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=c.lookAtMat4v(e.eye,e.look,e.worldUp);c.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=c.distVec3(e.eye,i),t=c.inverseMat4(t);const s=c.transformVec3(t,this._cameraOffset),r=c.vec3();if(c.subVec3(e.eye,i,r),c.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=c.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=c.normalizeVec3(c.subVec3(e.look,e.eye,jh)),i=c.cross3Vec3(t,e.worldUp,Gh);return c.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(c.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o),l=Wh;t.project.unproject(e,a,Kh,Xh,l);const A=c.normalizeVec3(c.subVec3(l,t.eye,jh)),h=c.addVec3(t.eye,c.mulVec3Scalar(A,i,Gh),zh);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=c.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=c.lenVec3(c.subVec3(i.look,i.eye,c.vec3())),a=this.getPivotPos();c.addVec3(o,a);let l=c.lookAtMat4v(o,a,i.worldUp);l=c.inverseMat4(l);const A=c.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],c.subVec3(i.eye,c.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class Yh{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=c.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Ce;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const Zh=c.vec2();class qh{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,u=0,d=0,p=!1;const f=c.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],u=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,u=o[2],d=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?c.lenVec3(c.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/d,r.panDeltaY+=1.5*y*i/d}else r.panDeltaX+=.5*t.ortho.scale*(b/d),r.panDeltaY+=.5*t.ortho.scale*(y/d)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/u*i.dragRotationRate/2,r.rotateDeltaX+=y/d*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/u*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/d*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Zh);const i=Zh[0],s=Zh[1];Math.abs(i-u)<3&&Math.abs(s-d)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Zh,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const $h=c.vec3(),ec=c.vec3(),tc=c.vec3(),ic=c.vec3(),sc=c.vec3(),rc={eye:c.vec3(),look:c.vec3(),up:c.vec3()};class oc{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),u=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||u))return;const d=e.aabb,p=c.getAABB3Diag(d);c.getAABB3Center(d,$h);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*c.DEGTORAD)),g=1.1*p;rc.orthoScale=g,n?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldRight,f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):a?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldForward,f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):l?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldRight,-f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):A?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldForward,-f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):h?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldUp,f,ec),sc)),rc.look.set($h),rc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,1,tc),ic))):u&&(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldUp,-f,ec),sc)),rc.look.set($h),rc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,-1,tc)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos($h),t.cameraFlight.duration>0?t.cameraFlight.flyTo(rc,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(rc),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class nc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,u=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},d=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),d=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||d)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=d,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",d),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),d=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||d||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||d||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(u(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=c.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(u(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=c.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class ac{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&s.mouseover&&(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const lc=c.vec3();class Ac{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,u=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?u=n.pickResult.worldPos:(h=1,u=null),s.followPointerDirty=!1),u){const t=Math.abs(c.lenVec3(c.subVec3(u,e.camera.eye,lc)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,u=null;const d=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=c.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==d){if(t=d<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);else if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class hc{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{cc(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(cc(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function cc(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s-window.scrollX,i[1]=e.clientY-r-window.scrollY}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const uc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class dc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=c.vec2(),l=c.vec2(),A=c.vec2(),h=c.vec2(),u=[],d=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(uc(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));u.length<r.length;)u.push(c.vec2());for(let e=0,t=r.length;e<t;++e)uc(r[e],u[e]);p=r.length}),d.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],d=n[3],g=t.touches;if(t.touches.length===p){if(1===p){uc(g[0],l),c.subVec2(l,u[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/d*i.touchPanRate,r.panDeltaY+=o*n/d*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/d)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/d)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/d*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];uc(t,l),uc(n,A);const a=c.geometricMeanVec2(u[0],u[1]),h=c.geometricMeanVec2(l,A),p=c.vec2();c.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=c.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(c.distVec2(u[0],u[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(c.lenVec3(c.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/d*i.touchPanRate,r.panDeltaY-=m*s/d*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/d)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/d)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)uc(g[e],u[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const pc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class fc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,u=-1;const d=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,pc(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)pc(r[e],l[e]);l.length=r.length},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,d=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(u>-1&&h-u<325?(pc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),u=-1):c.distVec2(l[0],A)<4&&(pc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),u=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class gc extends D{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:c.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:c.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new Yh(this,this._configs),pivotController:new Jh(i,this._configs),panController:new Hh(i),cameraFlight:new vh(this,{duration:.5})},this._handlers=[new hc(this.scene,this._controllers,this._configs,this._states,this._updates),new dc(this.scene,this._controllers,this._configs,this._states,this._updates),new qh(this.scene,this._controllers,this._configs,this._states,this._updates),new oc(this.scene,this._controllers,this._configs,this._states,this._updates),new nc(this.scene,this._controllers,this._configs,this._states,this._updates),new fc(this.scene,this._controllers,this._configs,this._states,this._updates),new ac(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Ac(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",_.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class mc{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class _c{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];this.properties.push(new mc(i.name,i.value,i.type,i.valueType,i.description))}}}}class vc{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class bc{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}get rootMetaObject(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(e.propertySets)for(let t=0,r=e.propertySets.length;t<r;t++){const r=e.propertySets[t];r.properties||(r.properties=[]);let o=i.propertySets[r.id];o||(s&&this._decompressProperties(s,r.properties),o=new _c({id:r.id,originalSystemId:r.originalSystemId||r.id,type:r.type,name:r.name,properties:r.properties}),i.propertySets[o.id]=o),o.metaModels.push(this),this.propertySets.push(o)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new vc({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects.push(o),s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){for(let i=0,s=t.length;i<s;i++){const s=t[i];if(Number.isInteger(s)){const r=e[s];r&&(t[i]=r)}}}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};for(let t=0,i=this.metaObjects.length;t<i;t++){const i=this.metaObjects[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name};i.parent&&(s.parent=i.parent.id),i.attributes&&(s.attributes=i.attributes),i.propertySetIds&&(s.propertySetIds=i.propertySetIds),e.metaObjects.push(s)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=c.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=c.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(c.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=c.globalizeObjectId(this.id,s.id))}}}class yc{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new bc({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Bc(t):null,n=i&&i.length>0?Bc(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function Bc(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
+ **/let wA=null;function PA(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=wA[i],o=wA[i+1],n=wA[i+2]),c=Math.min(a=wA[s],l=wA[s+1],A=wA[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let CA=null;function MA(e,t){let i=CA[2*e]-CA[2*t];return 0!==i?i:CA[2*e+1]-CA[2*t+1]}function FA(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;wA=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)wA[i]=e[i]>>t;i.sort(PA);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}CA=new Int32Array(e),t.sort(MA);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const EA=c.vec4(4),IA=c.vec4(),DA=c.vec4(),SA=c.vec3([1,0,0]),TA=c.vec3([0,1,0]),RA=c.vec3([0,0,1]);c.vec3(3),c.vec3(3);const LA=c.identityMat4();class UA{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=c.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=c.identityMat4(new Float32Array(16)),this._worldMatrix=c.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||LA),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return EA[0]=e[0],EA[1]=e[1],EA[2]=e[2],EA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(EA,IA),c.mulQuaternions(this.quaternion,IA,DA),this.quaternion=DA,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return EA[0]=e[0],EA[1]=e[1],EA[2]=e[2],EA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(EA,IA),c.mulQuaternions(IA,this.quaternion,IA),this}rotateX(e){return this.rotate(SA,e)}rotateY(e){return this.rotate(TA,e)}rotateZ(e){return this.rotate(RA,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)c.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const kA=c.vec3(),OA=c.OBB3(),NA=c.vec3([1,1,1]),QA=c.vec3([0,0,0]),VA=c.vec3([0,0,0]),HA=c.identityQuaternion(),jA=c.identityMat4(),GA=new Uint8Array([255,255,255]);class zA extends D{constructor(e,t={}){super(e,t),this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Qs++,Ns),this._textureTranscoder=t.textureTranscoder||vA(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=c.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._entityList=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new Li,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._edgeThreshold=t.edgeThreshold||10,this._origin=c.vec3(t.origin||[0,0,0]),this._position=c.vec3(t.position||[0,0,0]),this._rotation=c.vec3(t.rotation||[0,0,0]),this._quaternion=c.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=c.vec4(t.quaternion||[0,0,0,1]),t.rotation&&c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=c.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=c.mat4(),this._worldRotationMatrixConjugate=c.mat4(),this._matrix=c.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=c.mat4(),c.inverseMat4(this._matrix,this._worldNormalMatrix),c.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=c.mat4(),this._viewNormalMatrix=c.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new lA({id:"defaultColorTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new lA({id:"defaultMetalRoughTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new lA({id:"defaultNormalsTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new lA({id:"defaultEmissiveTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new lA({id:"defaultOcclusionTexture",texture:new _s({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new aA({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||jA),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}get rotationMatrixConjugate(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}get viewMatrix(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)c.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:Rr(e.aabb,c.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Rr(e.positionsDecodeBoundary,c.mat4())),e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=Tr(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=c.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,5):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Tt.getUVBounds(e.uv),i=Tt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new _s({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;t.crossOrigin="Anonymous",l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?_.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new lA({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new aA({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new UA({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){const t=e.scale||NA,i=e.position||QA,s=e.rotation||VA;c.eulerToQuaternion(s,"XYZ",HA),e.meshMatrix=c.composeMat4(i,HA,t,c.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Rr(e.positionsDecodeBoundary,c.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=c.vec3(),i=[];z(e.positions,i,t)&&(e.positions=i,e.origin=c.addVec3(e.origin,t,t))}if(e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=Tr(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=c.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,OA),c.transformOBB3(e.meshMatrix,OA),c.OBB3ToAABB3(OA,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,2):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=WA(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];z(e.positions,t,kA)&&(e.positions=t,e.origin=c.addVec3(e.origin,kA,c.vec3()))}if(e.positions){const t=c.collapseAABB3();e.meshMatrix&&(c.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),c.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Tt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,OA),c.transformOBB3(e.meshMatrix,OA),c.OBB3ToAABB3(OA,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Ct(e.positions,e.indices,null,2):e.edgeIndices=Ct(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{const t=e.scale||NA,i=e.position||QA,s=e.rotation||VA;c.eulerToQuaternion(s,"XYZ",HA),e.meshMatrix=c.composeMat4(i,HA,t,c.mat4())}c.AABB3ToOBB3(e.geometry.aabb,OA),c.transformOBB3(e.meshMatrix,OA),e.aabb=c.OBB3ToAABB3(OA,c.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=WA(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):GA,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createMesh(e){const t=new Os(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=c.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new nA(this,{layerIndex:0,origin:t});break;case"lines":r=new ka(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new Kr({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":n=new on({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":n=new Kn({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new No({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new No({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Pn({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new _a({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),n}createEntity(e){if(void 0===e.id?e.id=c.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=c.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;this._visible&&!1!==e.visible&&(t|=K),this._pickable&&!1!==e.pickable&&(t|=J),this._culled&&!1!==e.culled&&(t|=X),this._clippable&&!1!==e.clippable&&(t|=Y),this._collidable&&!1!==e.collidable&&(t|=Z),this._edges&&!1!==e.edges&&(t|=te),this._xrayed&&!1!==e.xrayed&&(t|=q),this._highlighted&&!1!==e.highlighted&&(t|=$),this._selected&&!1!==e.selected&&(t|=ee),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new re(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(i),this._entities[e.id]=i,this.numEntities++}finalize(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize()}for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize2()}this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-dummyEntityForUnusedMeshes`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorOpaque(t,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Qs&&(Qs--,0===Qs&&Ns._clear()),super.destroy()}}function WA(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=xA({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=FA({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class KA extends D{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new zA(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const XA=c.vec3(),JA=c.vec3(),YA=c.vec3(),ZA=c.vec3();function qA(e){return{x:e[0],y:e[1],z:e[2]}}function $A(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function eh(e){return new Float64Array([e[0],-e[2],e[1]])}function th(e){return new Float64Array([e[0],e[2],-e[1]])}const ih=c.vec3(),sh=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class rh extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originMarker=new ae(i,t.origin),this._targetMarker=new ae(i,t.target),this._originWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new Ae(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new Ae(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new le(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new le(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new le(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new le(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new he(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new he(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new he(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new he(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originMarker.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetMarker.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],u=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var d=0,p=s.length;d<p;d+=4)r[u]=a+Math.floor((1+s[d+0]/s[d+3])*A/2),r[u+1]=n+Math.floor((1-s[d+1]/s[d+3])*h/2),u+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(c.lenVec3(c.subVec3(this._targetWorld,this._originWorld,ih))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(sh(r[0],r[1],r[2],r[3])),i=Math.abs(sh(r[2],r[3],r[4],r[5])),s=Math.abs(sh(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs((this._targetWorld[0]-this._originWorld[0])*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs((this._targetWorld[1]-this._originWorld[1])*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(e+Math.abs((this._targetWorld[2]-this._originWorld[2])*f).toFixed(2)+m),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originMarker}get target(){return this._targetMarker}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class oh extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}destroy(){}}class nh extends oh{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._onCameraControlHoverSnapOrSurface=null,this._onCameraControlHoverSnapOrSurfaceOff=null,this._onMouseDown=null,this._onMouseUp=null,this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div");e.setAttribute("id","myMarkerDiv");const t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){if(this._markerDiv){const e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=c.vec3(),n=c.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),u=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&u(e.offsetParent)),d=c.vec2();this._onCameraControlHoverSnapOrSurface=i.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,d),this._markerDiv.style.left=d[0]-5+"px",this._markerDiv.style.top=d[1]-5+"px"):(this._markerDiv.style.left=u(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=i.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}destroy(){this.deactivate(),super.destroy()}}class ah{constructor(){}getMetaModel(e,t,i){_.loadJSON(e,(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){_.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){_.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);M.scheduleTask((function(){i(e)}))}catch(e){M.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(e,t,(e=>{i(e)}),(function(e){s(e)}))}}class lh{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Ah(e,i);return s?t?hh(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Ah(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=hh(r,[t]),i&&(r=hh(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Ah(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function hh(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class ch extends D{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=c.subVec3(o,r,[]);return c.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=c.lenVec3(c.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class uh extends ch{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=c.vec3();return A[0]=c.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=c.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=c.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const dh=c.vec3();const ph=c.vec3(),fh=c.vec3(),gh=c.vec3(),mh=c.vec3(),_h=c.vec3();class vh extends D{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=c.vec3(),this._eye1=c.vec3(),this._up1=c.vec3(),this._look2=c.vec3(),this._eye2=c.vec3(),this._up2=c.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((_.isNumeric(s)||_.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+_.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=c.getAABB3Center(o);this._look2=h||t;const i=c.subVec3(this._eye1,this._look1,ph),s=c.normalizeVec3(i),r=h?c.getAABB3DiagPoint(o,h):c.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*c.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,M.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((_.isNumeric(t)||_.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+_.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?c.getAABB3DiagPoint(i,a):c.getAABB3Diag(i);let s;o=a||c.getAABB3Center(i,o),this._trail?c.subVec3(t.look,o,_h):c.subVec3(t.eye,t.look,_h),c.normalizeVec3(_h);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*c.DEGTORAD)):c.lenVec3(c.subVec3(t.eye,t.look,ph)),c.mulVec3Scalar(_h,s),t.eye=c.addVec3(o,_h,ph),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?vh._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(c.subVec3(s.eye,s.look,_h),s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,gh),s.look=c.subVec3(gh,_h,fh)):this._flyingLook&&(s.look=c.lerpVec3(i,0,1,this._look1,this._look2,fh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,mh)):this._flyingEyeLookUp&&(s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,gh),s.look=c.lerpVec3(i,0,1,this._look1,this._look2,fh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,mh)),this._projection2){const t="ortho"===this._projection2?vh._easeOutExpo(e,0,1,1):vh._easeInCubic(e,0,1,1);s.customProjection.matrix=c.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();M.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class bh extends D{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new vh(this),this._t=0,this.state=bh.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case bh.SCRUBBING:return;case bh.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=bh.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case bh.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=bh.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=bh.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=bh.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=bh.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=bh.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=bh.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=bh.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}bh.STOPPED=0,bh.SCRUBBING=1,bh.PLAYING=2,bh.PLAYING_TO=3;const yh=c.vec3(),Bh=c.vec3();c.vec3();const xh=c.vec3([0,-1,0]),wh=c.vec4([0,0,0,1]);function Ph(e){if(!Ch(e.width)||!Ch(e.height)){const t=document.createElement("canvas");t.width=Mh(e.width),t.height=Mh(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ch(e){return 0==(e&e-1)}function Mh(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Fh extends D{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new et({texture:new _s({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),p.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Ph(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new _s({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),p.memory.textures--,this._state.destroy()}}class Eh{constructor(e){this._eye=c.vec3(),this._look=c.vec3(),this._up=c.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const Ih=c.vec3();const Dh=c.vec3();class Sh{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?_.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(Dh[0]=this.objectsColorize[3*c+0],Dh[1]=this.objectsColorize[3*c+1],Dh[2]=this.objectsColorize[3*c+2],t.colorize=Dh):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class Th extends D{constructor(e,t={}){super(e,t),this._skyboxMesh=new Wi(this,{geometry:new Ut(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Vt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new ws(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}const Rh=c.vec4(),Lh=c.vec4(),Uh=c.vec3(),kh=c.vec3(),Oh=c.vec3(),Nh=c.vec4(),Qh=c.vec4(),Vh=c.vec4();class Hh{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=c.subVec3(e,r.eye,Uh);s=c.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,Nh),o=c.subVec3(s,r.eye,Vh),n=c.mulVec3Scalar(c.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=c.subVec3(e,r.eye,Uh),i=c.lenVec3(t),s=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,kh)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,Nh);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,Qh),o=c.subVec3(s,e,Vh),n=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,Uh)),-i,kh),a=c.addVec3(o,n,Oh);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o);return i.project.unproject(e,a,Rh,Lh,t),t}destroy(){}}const jh=c.vec3(),Gh=c.vec3(),zh=c.vec3(),Wh=c.vec4(),Kh=c.vec4(),Xh=c.vec4();class Jh{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=c.vec3(),this._cameraOffset=c.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=c.vec3(),this._rtcPos=c.vec3(),this._pivotViewPos=c.vec4(),this._pivotProjPos=c.vec4(),this._pivotCanvasPos=c.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=c.vec3();c.decomposeMat4(c.inverseMat4(this._scene.viewer.camera.viewMatrix,c.mat4()),t,c.vec4(),c.vec3());const i=c.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),G(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Ms(this._scene,Ji({radius:s})),this._pivotSphere=new Wi(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){c.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,c.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(G(this.getPivotPos(),this._rtcCenter,this._rtcPos),c.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Vt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=c.lookAtMat4v(e.eye,e.look,e.worldUp);c.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=c.distVec3(e.eye,i),t=c.inverseMat4(t);const s=c.transformVec3(t,this._cameraOffset),r=c.vec3();if(c.subVec3(e.eye,i,r),c.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=c.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=c.normalizeVec3(c.subVec3(e.look,e.eye,jh)),i=c.cross3Vec3(t,e.worldUp,Gh);return c.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(c.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o),l=Wh;t.project.unproject(e,a,Kh,Xh,l);const A=c.normalizeVec3(c.subVec3(l,t.eye,jh)),h=c.addVec3(t.eye,c.mulVec3Scalar(A,i,Gh),zh);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=c.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=c.lenVec3(c.subVec3(i.look,i.eye,c.vec3())),a=this.getPivotPos();c.addVec3(o,a);let l=c.lookAtMat4v(o,a,i.worldUp);l=c.inverseMat4(l);const A=c.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],c.subVec3(i.eye,c.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class Yh{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=c.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Ce;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const Zh=c.vec2();class qh{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,u=0,d=0,p=!1;const f=c.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],u=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,u=o[2],d=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?c.lenVec3(c.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/d,r.panDeltaY+=1.5*y*i/d}else r.panDeltaX+=.5*t.ortho.scale*(b/d),r.panDeltaY+=.5*t.ortho.scale*(y/d)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/u*i.dragRotationRate/2,r.rotateDeltaX+=y/d*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/u*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/d*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Zh);const i=Zh[0],s=Zh[1];Math.abs(i-u)<3&&Math.abs(s-d)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Zh,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const $h=c.vec3(),ec=c.vec3(),tc=c.vec3(),ic=c.vec3(),sc=c.vec3(),rc={eye:c.vec3(),look:c.vec3(),up:c.vec3()};class oc{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),u=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||u))return;const d=e.aabb,p=c.getAABB3Diag(d);c.getAABB3Center(d,$h);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*c.DEGTORAD)),g=1.1*p;rc.orthoScale=g,n?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldRight,f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):a?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldForward,f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):l?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldRight,-f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):A?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldForward,-f,ec),sc)),rc.look.set($h),rc.up.set(o.worldUp)):h?(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldUp,f,ec),sc)),rc.look.set($h),rc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,1,tc),ic))):u&&(rc.eye.set(c.addVec3($h,c.mulVec3Scalar(o.worldUp,-f,ec),sc)),rc.look.set($h),rc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,-1,tc)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos($h),t.cameraFlight.duration>0?t.cameraFlight.flyTo(rc,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(rc),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class nc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,u=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},d=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),d=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||d)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=d,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",d),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),d=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||d||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||d||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(u(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=c.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(u(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=c.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class ac{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&s.mouseover&&(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const lc=c.vec3();class Ac{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,u=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?u=n.pickResult.worldPos:(h=1,u=null),s.followPointerDirty=!1),u){const t=Math.abs(c.lenVec3(c.subVec3(u,e.camera.eye,lc)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,u=null;const d=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=c.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==d){if(t=d<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);else if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class hc{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{cc(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(cc(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function cc(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const uc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class dc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=c.vec2(),l=c.vec2(),A=c.vec2(),h=c.vec2(),u=[],d=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(uc(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));u.length<r.length;)u.push(c.vec2());for(let e=0,t=r.length;e<t;++e)uc(r[e],u[e]);p=r.length}),d.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],d=n[3],g=t.touches;if(t.touches.length===p){if(1===p){uc(g[0],l),c.subVec2(l,u[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/d*i.touchPanRate,r.panDeltaY+=o*n/d*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/d)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/d)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/d*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];uc(t,l),uc(n,A);const a=c.geometricMeanVec2(u[0],u[1]),h=c.geometricMeanVec2(l,A),p=c.vec2();c.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=c.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(c.distVec2(u[0],u[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(c.lenVec3(c.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/d*i.touchPanRate,r.panDeltaY-=m*s/d*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/d)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/d)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)uc(g[e],u[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const pc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class fc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,u=-1;const d=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,pc(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)pc(r[e],l[e]);l.length=r.length},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,d=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(u>-1&&h-u<325?(pc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),u=-1):c.distVec2(l[0],A)<4&&(pc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),u=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class gc extends D{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:c.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:c.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new Yh(this,this._configs),pivotController:new Jh(i,this._configs),panController:new Hh(i),cameraFlight:new vh(this,{duration:.5})},this._handlers=[new hc(this.scene,this._controllers,this._configs,this._states,this._updates),new dc(this.scene,this._controllers,this._configs,this._states,this._updates),new qh(this.scene,this._controllers,this._configs,this._states,this._updates),new oc(this.scene,this._controllers,this._configs,this._states,this._updates),new nc(this.scene,this._controllers,this._configs,this._states,this._updates),new fc(this.scene,this._controllers,this._configs,this._states,this._updates),new ac(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Ac(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",_.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class mc{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class _c{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];this.properties.push(new mc(i.name,i.value,i.type,i.valueType,i.description))}}}}class vc{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class bc{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}get rootMetaObject(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(e.propertySets)for(let t=0,r=e.propertySets.length;t<r;t++){const r=e.propertySets[t];r.properties||(r.properties=[]);let o=i.propertySets[r.id];o||(s&&this._decompressProperties(s,r.properties),o=new _c({id:r.id,originalSystemId:r.originalSystemId||r.id,type:r.type,name:r.name,properties:r.properties}),i.propertySets[o.id]=o),o.metaModels.push(this),this.propertySets.push(o)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new vc({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects.push(o),s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){for(let i=0,s=t.length;i<s;i++){const s=t[i];if(Number.isInteger(s)){const r=e[s];r&&(t[i]=r)}}}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};for(let t=0,i=this.metaObjects.length;t<i;t++){const i=this.metaObjects[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name};i.parent&&(s.parent=i.parent.id),i.attributes&&(s.attributes=i.attributes),i.propertySetIds&&(s.propertySetIds=i.propertySetIds),e.metaObjects.push(s)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=c.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=c.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(c.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=c.globalizeObjectId(this.id,s.id))}}}class yc{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new bc({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Bc(t):null,n=i&&i.length>0?Bc(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function Bc(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
 /*!
  * html2canvas 1.4.1 <https://html2canvas.hertzen.com>
  * Copyright (c) 2022 Niklas von Hertzen <https://hertzen.com>
diff --git a/dist/xeokit-sdk.min.es.js b/dist/xeokit-sdk.min.es.js
index 7795c038f0..e4203ce25c 100644
--- a/dist/xeokit-sdk.min.es.js
+++ b/dist/xeokit-sdk.min.es.js
@@ -14,7 +14,7 @@ class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/let qh=null;function $h(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=qh[i],o=qh[i+1],n=qh[i+2]),c=Math.min(a=qh[s],l=qh[s+1],A=qh[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let ec=null;function tc(e,t){let i=ec[2*e]-ec[2*t];return 0!==i?i:ec[2*e+1]-ec[2*t+1]}function ic(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;qh=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)qh[i]=e[i]>>t;i.sort($h);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}ec=new Int32Array(e),t.sort(tc);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const sc=d.vec4(4),rc=d.vec4(),oc=d.vec4(),nc=d.vec3([1,0,0]),ac=d.vec3([0,1,0]),lc=d.vec3([0,0,1]);d.vec3(3),d.vec3(3);const Ac=d.identityMat4();class hc{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=d.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=d.identityMat4(new Float32Array(16)),this._worldMatrix=d.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Ac),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return sc[0]=e[0],sc[1]=e[1],sc[2]=e[2],sc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(sc,rc),d.mulQuaternions(this.quaternion,rc,oc),this.quaternion=oc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return sc[0]=e[0],sc[1]=e[1],sc[2]=e[2],sc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(sc,rc),d.mulQuaternions(rc,this.quaternion,rc),this}rotateX(e){return this.rotate(nc,e)}rotateY(e){return this.rotate(ac,e)}rotateZ(e){return this.rotate(lc,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)d.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const cc=d.vec3(),uc=d.OBB3(),dc=d.vec3([1,1,1]),pc=d.vec3([0,0,0]),fc=d.vec3([0,0,0]),gc=d.identityQuaternion(),mc=d.identityMat4(),_c=new Uint8Array([255,255,255]);class vc extends R{constructor(e,t={}){super(e,t),this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(fo++,po),this._textureTranscoder=t.textureTranscoder||Kh(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=d.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._entityList=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new sr,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._edgeThreshold=t.edgeThreshold||10,this._origin=d.vec3(t.origin||[0,0,0]),this._position=d.vec3(t.position||[0,0,0]),this._rotation=d.vec3(t.rotation||[0,0,0]),this._quaternion=d.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=d.vec4(t.quaternion||[0,0,0,1]),t.rotation&&d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=d.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=d.mat4(),this._worldRotationMatrixConjugate=d.mat4(),this._matrix=d.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=d.mat4(),d.inverseMat4(this._matrix,this._worldNormalMatrix),d.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=d.mat4(),this._viewNormalMatrix=d.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new Uh({id:"defaultColorTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new Uh({id:"defaultMetalRoughTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new Uh({id:"defaultNormalsTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new Uh({id:"defaultEmissiveTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new Uh({id:"defaultOcclusionTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new Lh({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||mc),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}get rotationMatrixConjugate(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}get viewMatrix(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)d.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:hn(e.aabb,d.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=hn(e.positionsDecodeBoundary,d.mat4())),e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=An(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=d.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,5):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Vt.getUVBounds(e.uv),i=Vt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new Vr({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;t.crossOrigin="Anonymous",l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?y.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new Uh({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new Lh({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new hc({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){const t=e.scale||dc,i=e.position||pc,s=e.rotation||fc;d.eulerToQuaternion(s,"XYZ",gc),e.meshMatrix=d.composeMat4(i,gc,t,d.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=hn(e.positionsDecodeBoundary,d.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=d.vec3(),i=[];J(e.positions,i,t)&&(e.positions=i,e.origin=d.addVec3(e.origin,t,t))}if(e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=An(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=d.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,uc),d.transformOBB3(e.meshMatrix,uc),d.OBB3ToAABB3(uc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,2):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=bc(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];J(e.positions,t,cc)&&(e.positions=t,e.origin=d.addVec3(e.origin,cc,d.vec3()))}if(e.positions){const t=d.collapseAABB3();e.meshMatrix&&(d.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),d.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,uc),d.transformOBB3(e.meshMatrix,uc),d.OBB3ToAABB3(uc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,2):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{const t=e.scale||dc,i=e.position||pc,s=e.rotation||fc;d.eulerToQuaternion(s,"XYZ",gc),e.meshMatrix=d.composeMat4(i,gc,t,d.mat4())}d.AABB3ToOBB3(e.geometry.aabb,uc),d.transformOBB3(e.meshMatrix,uc),e.aabb=d.OBB3ToAABB3(uc,d.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=bc(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createMesh(e){const t=new uo(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=d.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new Rh(this,{layerIndex:0,origin:t});break;case"lines":r=new cA(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new wn({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":n=new Ta({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":n=new yl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new pa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new pa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new $a({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new Wl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),n}createEntity(e){if(void 0===e.id?e.id=d.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=d.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;this._visible&&!1!==e.visible&&(t|=q),this._pickable&&!1!==e.pickable&&(t|=ee),this._culled&&!1!==e.culled&&(t|=$),this._clippable&&!1!==e.clippable&&(t|=te),this._collidable&&!1!==e.collidable&&(t|=ie),this._edges&&!1!==e.edges&&(t|=ne),this._xrayed&&!1!==e.xrayed&&(t|=se),this._highlighted&&!1!==e.highlighted&&(t|=re),this._selected&&!1!==e.selected&&(t|=oe),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new Ae(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(i),this._entities[e.id]=i,this.numEntities++}finalize(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize()}for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize2()}this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-dummyEntityForUnusedMeshes`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorOpaque(t,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==fo&&(fo--,0===fo&&po._clear()),super.destroy()}}function bc(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=Zh({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=ic({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class yc extends R{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new vc(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const Bc=d.vec3(),wc=d.vec3(),xc=d.vec3(),Pc=d.vec3();class Cc extends z{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=d.normalizeVec3(d.subVec3(i.look,i.eye,d.vec3())),a=i.eye,l=i.up;i.yUp&&(n=Ec(n),a=Ec(a),l=Ec(l));const A=Mc(d.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:Mc(n),camera_up_vector:Mc(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:Mc(n),camera_up_vector:Mc(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?d.negateVec3(t.dir,d.vec3()):t.dir,i.yUp&&(a=Ec(a),n=Ec(n)),d.addVec3(a,s),a=Mc(a),n=Mc(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const c=t.lineSets;for(let e in c)if(c.hasOwnProperty(e)){const t=c[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const u=t.bitmaps;for(let e in u)if(u.hasOwnProperty(e)){let t=u[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=Ec(r),n=Ec(n),a=Ec(a)),d.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:Mc(r),normal:Mc(n),up:Mc(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,B=v.filter((e=>!b[e])),w=t.selectedObjectIds;return e.defaultInvisible||y.length<B.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(B),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(w),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=Fc(e.location,Bc),i=Fc(e.direction,Bc);A&&d.negateVec3(i),d.subVec3(t,l),r.yUp&&(t=Ic(t),i=Ic(i)),new yr(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new yc(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=Fc(e.location,wc),n=Fc(e.normal,xc),a=Fc(e.up,Pc),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=Ic(o),n=Ic(n),a=Ic(a)),new lo(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,c;if(e.perspective_camera?(a=Fc(e.perspective_camera.camera_view_point,Bc),A=Fc(e.perspective_camera.camera_direction,Bc),h=Fc(e.perspective_camera.camera_up_vector,Bc),r.perspective.fov=e.perspective_camera.field_of_view,c="perspective"):(a=Fc(e.orthogonal_camera.camera_view_point,Bc),A=Fc(e.orthogonal_camera.camera_direction,Bc),h=Fc(e.orthogonal_camera.camera_up_vector,Bc),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,c="ortho"),d.subVec3(a,l),r.yUp&&(a=Ic(a),A=Ic(A),h=Ic(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:d.addVec3(a,A,Bc)}else A=d.addVec3(a,A,Bc);n?(r.eye=a,r.look=A,r.up=h,r.projection=c):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:c})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=d.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}}function Mc(e){return{x:e[0],y:e[1],z:e[2]}}function Fc(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Ec(e){return new Float64Array([e[0],-e[2],e[1]])}function Ic(e){return new Float64Array([e[0],e[2],-e[1]])}const Dc=d.vec3(),Sc=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class Tc extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originMarker=new ue(i,t.origin),this._targetMarker=new ue(i,t.target),this._originWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new pe(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new pe(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new de(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new de(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new de(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new de(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new fe(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new fe(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new fe(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new fe(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originMarker.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetMarker.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],c=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var u=0,p=s.length;u<p;u+=4)r[c]=a+Math.floor((1+s[u+0]/s[u+3])*A/2),r[c+1]=n+Math.floor((1-s[u+1]/s[u+3])*h/2),c+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(d.lenVec3(d.subVec3(this._targetWorld,this._originWorld,Dc))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(Sc(r[0],r[1],r[2],r[3])),i=Math.abs(Sc(r[2],r[3],r[4],r[5])),s=Math.abs(Sc(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs((this._targetWorld[0]-this._originWorld[0])*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs((this._targetWorld[1]-this._originWorld[1])*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(e+Math.abs((this._targetWorld[2]-this._originWorld[2])*f).toFixed(2)+m),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originMarker}get target(){return this._targetMarker}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class Rc extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}destroy(){}}class Lc extends Rc{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._onCameraControlHoverSnapOrSurface=null,this._onCameraControlHoverSnapOrSurfaceOff=null,this._onMouseDown=null,this._onMouseUp=null,this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div");e.setAttribute("id","myMarkerDiv");const t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){if(this._markerDiv){const e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=d.vec3(),n=d.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&c(e.offsetParent)),u=d.vec2();this._onCameraControlHoverSnapOrSurface=i.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,u),this._markerDiv.style.left=u[0]-5+"px",this._markerDiv.style.top=u[1]-5+"px"):(this._markerDiv.style.left=c(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=i.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}destroy(){this.deactivate(),super.destroy()}}class Uc extends z{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Lc(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Tc(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class kc extends Rc{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(i=>{this.pointerCircle.stop();const r=i.touches.length;if(1!==r||1!==i.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const n=i.touches[0],l=n.clientX,h=n.clientY;if(n.identifier!==A)return;let c,u;switch(a.set([l,h]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),c=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),c&&c.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=c.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(c.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=c.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:c.worldPos,entity:c.entity},target:{worldPos:c.worldPos,entity:c.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(u=t.pick({canvasPos:a,pickSurface:!0}),u&&u.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=u.canvasPos,this.pointerLens.snapped=!1),s.set(u.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=u.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),c=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=c.worldPos,this._currentDistanceMeasurement.target.entity=c.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(u=t.pick({canvasPos:a,pickSurface:!0}),u&&u.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=u.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=u.worldPos,this._currentDistanceMeasurement.target.entity=u.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}destroy(){this.deactivate(),super.destroy()}}class Oc extends z{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}}class Nc{constructor(){}getMetaModel(e,t,i){y.loadJSON(e,(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){y.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){y.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);I.scheduleTask((function(){i(e)}))}catch(e){I.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(e,t,(e=>{i(e)}),(function(e){s(e)}))}}class Qc{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Vc(e,i);return s?t?Hc(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Vc(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=Hc(r,[t]),i&&(r=Hc(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Vc(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function Hc(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class jc extends R{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=d.subVec3(o,r,[]);return d.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=d.lenVec3(d.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class Gc extends jc{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=d.vec3();return A[0]=d.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=d.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=d.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const zc=d.vec3();class Wc extends R{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Gc(this),this._lookCurve=new Gc(this),this._upCurve=new Gc(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,zc),t.look=this._lookCurve.getPoint(e,zc),t.up=this._upCurve.getPoint(e,zc)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=d.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=d.lenVec3(d.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}const Kc=d.vec3(),Xc=d.vec3(),Jc=d.vec3(),Yc=d.vec3(),Zc=d.vec3();class qc extends R{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=d.vec3(),this._eye1=d.vec3(),this._up1=d.vec3(),this._look2=d.vec3(),this._eye2=d.vec3(),this._up2=d.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((y.isNumeric(s)||y.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+y.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=d.getAABB3Center(o);this._look2=h||t;const i=d.subVec3(this._eye1,this._look1,Kc),s=d.normalizeVec3(i),r=h?d.getAABB3DiagPoint(o,h):d.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*d.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,I.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((y.isNumeric(t)||y.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+y.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?d.getAABB3DiagPoint(i,a):d.getAABB3Diag(i);let s;o=a||d.getAABB3Center(i,o),this._trail?d.subVec3(t.look,o,Zc):d.subVec3(t.eye,t.look,Zc),d.normalizeVec3(Zc);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*d.DEGTORAD)):d.lenVec3(d.subVec3(t.eye,t.look,Kc)),d.mulVec3Scalar(Zc,s),t.eye=d.addVec3(o,Zc,Kc),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?qc._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(d.subVec3(s.eye,s.look,Zc),s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Jc),s.look=d.subVec3(Jc,Zc,Xc)):this._flyingLook&&(s.look=d.lerpVec3(i,0,1,this._look1,this._look2,Xc),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Yc)):this._flyingEyeLookUp&&(s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Jc),s.look=d.lerpVec3(i,0,1,this._look1,this._look2,Xc),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Yc)),this._projection2){const t="ortho"===this._projection2?qc._easeOutExpo(e,0,1,1):qc._easeInCubic(e,0,1,1);s.customProjection.matrix=d.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();I.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class $c extends R{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new qc(this),this._t=0,this.state=$c.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case $c.SCRUBBING:return;case $c.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=$c.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case $c.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=$c.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=$c.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=$c.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=$c.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=$c.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=$c.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=$c.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}$c.STOPPED=0,$c.SCRUBBING=1,$c.PLAYING=2,$c.PLAYING_TO=3;const eu=d.vec3(),tu=d.vec3();d.vec3();const iu=d.vec3([0,-1,0]),su=d.vec4([0,0,0,1]);class ru extends R{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new Kr(this),this._plane=new pr(this,{geometry:new Gt(this,ro({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Jt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new pr(this,{geometry:new Gt(this,so({size:1,divisions:10})),material:new Jt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new Dr(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),X(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];d.subVec3(t,this.position,eu);const s=-d.dotVec3(i,eu);d.normalizeVec3(i),d.mulVec3Scalar(i,s,tu),d.vec3PairToQuaternion(iu,e,su),this._node.quaternion=su}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}}class ou extends It{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new lt({type:"point",pos:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=d.identityMat4());const e=i._state.pos,t=s.look,r=s.up;d.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=d.identityMat4());const e=i.scene.canvas.canvas;d.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new it(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}function nu(e){if(!au(e.width)||!au(e.height)){const t=document.createElement("canvas");t.width=lu(e.width),t.height=lu(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function au(e){return 0==(e&e-1)}function lu(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Au extends R{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new lt({texture:new Vr({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),m.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=nu(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new Vr({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),m.memory.textures--,this._state.destroy()}}class hu extends Au{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}}class cu extends Au{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}}class uu extends ue{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new Kr(this,{src:t.src}),this._geometry=new Gt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new pr(this,{geometry:this._geometry,material:new Jt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}class du{constructor(e){this._eye=d.vec3(),this._look=d.vec3(),this._up=d.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const pu=d.vec3();class fu{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?y.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(pu[0]=this.objectsColorize[3*e+0],pu[1]=this.objectsColorize[3*e+1],pu[2]=this.objectsColorize[3*e+2],t.colorize=pu),c&&(t.opacity=this.objectsOpacity[e]))}}}const gu=d.vec3();class mu{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?y.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(gu[0]=this.objectsColorize[3*c+0],gu[1]=this.objectsColorize[3*c+1],gu[2]=this.objectsColorize[3*c+2],t.colorize=gu):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class _u extends jc{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||d.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=d.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=d.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}class vu extends jc{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],y.isNumeric(t)||y.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}}class bu extends jc{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=d.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=d.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}class yu extends vc{constructor(e,t={}){super(e,t)}}class Bu extends R{constructor(e,t={}){super(e,t),this._skyboxMesh=new pr(this,{geometry:new Gt(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Jt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Kr(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}class wu{transcode(e,t,i={}){}destroy(){}}const xu=d.vec4(),Pu=d.vec4(),Cu=d.vec3(),Mu=d.vec3(),Fu=d.vec3(),Eu=d.vec4(),Iu=d.vec4(),Du=d.vec4();class Su{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=d.subVec3(e,r.eye,Cu);s=d.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,Eu),o=d.subVec3(s,r.eye,Du),n=d.mulVec3Scalar(d.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=d.subVec3(e,r.eye,Cu),i=d.lenVec3(t),s=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,Mu)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,Eu);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,Iu),o=d.subVec3(s,e,Du),n=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,Cu)),-i,Mu),a=d.addVec3(o,n,Fu);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o);return i.project.unproject(e,a,xu,Pu,t),t}destroy(){}}const Tu=d.vec3(),Ru=d.vec3(),Lu=d.vec3(),Uu=d.vec4(),ku=d.vec4(),Ou=d.vec4();class Nu{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=d.vec3(),this._cameraOffset=d.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=d.vec3(),this._rtcPos=d.vec3(),this._pivotViewPos=d.vec4(),this._pivotProjPos=d.vec4(),this._pivotCanvasPos=d.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=d.vec3();d.decomposeMat4(d.inverseMat4(this._scene.viewer.camera.viewMatrix,d.mat4()),t,d.vec4(),d.vec3());const i=d.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),X(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Zr(this._scene,mr({radius:s})),this._pivotSphere=new pr(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){d.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,d.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(X(this.getPivotPos(),this._rtcCenter,this._rtcPos),d.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Jt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=d.lookAtMat4v(e.eye,e.look,e.worldUp);d.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=d.distVec3(e.eye,i),t=d.inverseMat4(t);const s=d.transformVec3(t,this._cameraOffset),r=d.vec3();if(d.subVec3(e.eye,i,r),d.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=d.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=d.normalizeVec3(d.subVec3(e.look,e.eye,Tu)),i=d.cross3Vec3(t,e.worldUp,Ru);return d.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(d.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o),l=Uu;t.project.unproject(e,a,ku,Ou,l);const A=d.normalizeVec3(d.subVec3(l,t.eye,Tu)),h=d.addVec3(t.eye,d.mulVec3Scalar(A,i,Ru),Lu);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=d.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=d.lenVec3(d.subVec3(i.look,i.eye,d.vec3())),a=this.getPivotPos();d.addVec3(o,a);let l=d.lookAtMat4v(o,a,i.worldUp);l=d.inverseMat4(l);const A=d.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],d.subVec3(i.eye,d.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class Qu{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=d.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Re;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const Vu=d.vec2();class Hu{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,c=0,u=0,p=!1;const f=d.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],c=s.pointerCanvasPos[0],u=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,c=o[2],u=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?d.lenVec3(d.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/u,r.panDeltaY+=1.5*y*i/u}else r.panDeltaX+=.5*t.ortho.scale*(b/u),r.panDeltaY+=.5*t.ortho.scale*(y/u)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/c*i.dragRotationRate/2,r.rotateDeltaX+=y/u*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/c*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/u*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Vu);const i=Vu[0],s=Vu[1];Math.abs(i-c)<3&&Math.abs(s-u)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Vu,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const ju=d.vec3(),Gu=d.vec3(),zu=d.vec3(),Wu=d.vec3(),Ku=d.vec3(),Xu={eye:d.vec3(),look:d.vec3(),up:d.vec3()};class Ju{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),c=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||c))return;const u=e.aabb,p=d.getAABB3Diag(u);d.getAABB3Center(u,ju);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*d.DEGTORAD)),g=1.1*p;Xu.orthoScale=g,n?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldRight,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):a?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldForward,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):l?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldRight,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):A?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldForward,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):h?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldUp,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,1,zu),Wu))):c&&(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldUp,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,-1,zu)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(ju),t.cameraFlight.duration>0?t.cameraFlight.flyTo(Xu,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(Xu),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Yu{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,c=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},u=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),d=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||d)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=d,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",u),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),u=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||u||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||u||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(c(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=d.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(c(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=d.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Zu{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&s.mouseover&&(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const qu=d.vec3();class $u{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,c=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?c=n.pickResult.worldPos:(h=1,c=null),s.followPointerDirty=!1),c){const t=Math.abs(d.lenVec3(d.subVec3(c,e.camera.eye,qu)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,c=null;const u=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=d.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==u){if(t=u<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.pan([0,0,u]),o.ortho.scale=o.ortho.scale-u;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);else if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class ed{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{td(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(td(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function td(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s-window.scrollX,i[1]=e.clientY-r-window.scrollY}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const id=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class sd{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=d.vec2(),l=d.vec2(),A=d.vec2(),h=d.vec2(),c=[],u=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),u.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(id(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));c.length<r.length;)c.push(d.vec2());for(let e=0,t=r.length;e<t;++e)id(r[e],c[e]);p=r.length}),u.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),u.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],u=n[3],g=t.touches;if(t.touches.length===p){if(1===p){id(g[0],l),d.subVec2(l,c[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/u*i.touchPanRate,r.panDeltaY+=o*n/u*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/u)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/u)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/u*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];id(t,l),id(n,A);const a=d.geometricMeanVec2(c[0],c[1]),h=d.geometricMeanVec2(l,A),p=d.vec2();d.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=d.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(d.distVec2(c[0],c[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(d.lenVec3(d.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/u*i.touchPanRate,r.panDeltaY-=m*s/u*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/u)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/u)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)id(g[e],c[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const rd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class od{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,c=-1;const u=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};u.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,rd(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)rd(r[e],l[e]);l.length=r.length},{passive:!0}),u.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,u=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(c>-1&&h-c<325?(rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),c=-1):d.distVec2(l[0],A)<4&&(rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),c=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class nd extends R{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:d.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:d.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new Qu(this,this._configs),pivotController:new Nu(i,this._configs),panController:new Su(i),cameraFlight:new qc(this,{duration:.5})},this._handlers=[new ed(this.scene,this._controllers,this._configs,this._states,this._updates),new sd(this.scene,this._controllers,this._configs,this._states,this._updates),new Hu(this.scene,this._controllers,this._configs,this._states,this._updates),new Ju(this.scene,this._controllers,this._configs,this._states,this._updates),new Yu(this.scene,this._controllers,this._configs,this._states,this._updates),new od(this.scene,this._controllers,this._configs,this._states,this._updates),new Zu(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new $u(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",y.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class ad{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class ld{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];this.properties.push(new ad(i.name,i.value,i.type,i.valueType,i.description))}}}}class Ad{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class hd{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}get rootMetaObject(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(e.propertySets)for(let t=0,r=e.propertySets.length;t<r;t++){const r=e.propertySets[t];r.properties||(r.properties=[]);let o=i.propertySets[r.id];o||(s&&this._decompressProperties(s,r.properties),o=new ld({id:r.id,originalSystemId:r.originalSystemId||r.id,type:r.type,name:r.name,properties:r.properties}),i.propertySets[o.id]=o),o.metaModels.push(this),this.propertySets.push(o)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Ad({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects.push(o),s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){for(let i=0,s=t.length;i<s;i++){const s=t[i];if(Number.isInteger(s)){const r=e[s];r&&(t[i]=r)}}}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};for(let t=0,i=this.metaObjects.length;t<i;t++){const i=this.metaObjects[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name};i.parent&&(s.parent=i.parent.id),i.attributes&&(s.attributes=i.attributes),i.propertySetIds&&(s.propertySetIds=i.propertySetIds),e.metaObjects.push(s)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=d.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=d.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(d.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=d.globalizeObjectId(this.id,s.id))}}}class cd{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new hd({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?ud(t):null,n=i&&i.length>0?ud(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function ud(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
+ **/let qh=null;function $h(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=qh[i],o=qh[i+1],n=qh[i+2]),c=Math.min(a=qh[s],l=qh[s+1],A=qh[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let ec=null;function tc(e,t){let i=ec[2*e]-ec[2*t];return 0!==i?i:ec[2*e+1]-ec[2*t+1]}function ic(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;qh=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)qh[i]=e[i]>>t;i.sort($h);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}ec=new Int32Array(e),t.sort(tc);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const sc=d.vec4(4),rc=d.vec4(),oc=d.vec4(),nc=d.vec3([1,0,0]),ac=d.vec3([0,1,0]),lc=d.vec3([0,0,1]);d.vec3(3),d.vec3(3);const Ac=d.identityMat4();class hc{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=d.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=d.identityMat4(new Float32Array(16)),this._worldMatrix=d.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Ac),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return sc[0]=e[0],sc[1]=e[1],sc[2]=e[2],sc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(sc,rc),d.mulQuaternions(this.quaternion,rc,oc),this.quaternion=oc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return sc[0]=e[0],sc[1]=e[1],sc[2]=e[2],sc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(sc,rc),d.mulQuaternions(rc,this.quaternion,rc),this}rotateX(e){return this.rotate(nc,e)}rotateY(e){return this.rotate(ac,e)}rotateZ(e){return this.rotate(lc,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)d.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const cc=d.vec3(),uc=d.OBB3(),dc=d.vec3([1,1,1]),pc=d.vec3([0,0,0]),fc=d.vec3([0,0,0]),gc=d.identityQuaternion(),mc=d.identityMat4(),_c=new Uint8Array([255,255,255]);class vc extends R{constructor(e,t={}){super(e,t),this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(fo++,po),this._textureTranscoder=t.textureTranscoder||Kh(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=d.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._entityList=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new sr,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._edgeThreshold=t.edgeThreshold||10,this._origin=d.vec3(t.origin||[0,0,0]),this._position=d.vec3(t.position||[0,0,0]),this._rotation=d.vec3(t.rotation||[0,0,0]),this._quaternion=d.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=d.vec4(t.quaternion||[0,0,0,1]),t.rotation&&d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=d.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=d.mat4(),this._worldRotationMatrixConjugate=d.mat4(),this._matrix=d.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=d.mat4(),d.inverseMat4(this._matrix,this._worldNormalMatrix),d.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=d.mat4(),this._viewNormalMatrix=d.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new Uh({id:"defaultColorTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new Uh({id:"defaultMetalRoughTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new Uh({id:"defaultNormalsTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new Uh({id:"defaultEmissiveTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new Uh({id:"defaultOcclusionTexture",texture:new Vr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new Lh({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||mc),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}get rotationMatrixConjugate(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}get viewMatrix(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)d.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:hn(e.aabb,d.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=hn(e.positionsDecodeBoundary,d.mat4())),e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=An(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=d.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,5):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Vt.getUVBounds(e.uv),i=Vt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new Vr({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;t.crossOrigin="Anonymous",l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?y.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new Uh({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new Lh({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new hc({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){const t=e.scale||dc,i=e.position||pc,s=e.rotation||fc;d.eulerToQuaternion(s,"XYZ",gc),e.meshMatrix=d.composeMat4(i,gc,t,d.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=hn(e.positionsDecodeBoundary,d.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=d.vec3(),i=[];J(e.positions,i,t)&&(e.positions=i,e.origin=d.addVec3(e.origin,t,t))}if(e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=An(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=d.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,uc),d.transformOBB3(e.meshMatrix,uc),d.OBB3ToAABB3(uc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,2):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=bc(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];J(e.positions,t,cc)&&(e.positions=t,e.origin=d.addVec3(e.origin,cc,d.vec3()))}if(e.positions){const t=d.collapseAABB3();e.meshMatrix&&(d.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),d.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),Vt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,uc),d.transformOBB3(e.meshMatrix,uc),d.OBB3ToAABB3(uc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Rt(e.positions,e.indices,null,2):e.edgeIndices=Rt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{const t=e.scale||dc,i=e.position||pc,s=e.rotation||fc;d.eulerToQuaternion(s,"XYZ",gc),e.meshMatrix=d.composeMat4(i,gc,t,d.mat4())}d.AABB3ToOBB3(e.geometry.aabb,uc),d.transformOBB3(e.meshMatrix,uc),e.aabb=d.OBB3ToAABB3(uc,d.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=bc(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):_c,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createMesh(e){const t=new uo(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=d.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new Rh(this,{layerIndex:0,origin:t});break;case"lines":r=new cA(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new wn({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":n=new Ta({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":n=new yl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new pa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new pa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new $a({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new Wl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),n}createEntity(e){if(void 0===e.id?e.id=d.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=d.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;this._visible&&!1!==e.visible&&(t|=q),this._pickable&&!1!==e.pickable&&(t|=ee),this._culled&&!1!==e.culled&&(t|=$),this._clippable&&!1!==e.clippable&&(t|=te),this._collidable&&!1!==e.collidable&&(t|=ie),this._edges&&!1!==e.edges&&(t|=ne),this._xrayed&&!1!==e.xrayed&&(t|=se),this._highlighted&&!1!==e.highlighted&&(t|=re),this._selected&&!1!==e.selected&&(t|=oe),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new Ae(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(i),this._entities[e.id]=i,this.numEntities++}finalize(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize()}for(let e=0,t=this._entityList.length;e<t;e++){this._entityList[e]._finalize2()}this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-dummyEntityForUnusedMeshes`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorOpaque(t,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==fo&&(fo--,0===fo&&po._clear()),super.destroy()}}function bc(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=Zh({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=ic({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class yc extends R{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new vc(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const Bc=d.vec3(),wc=d.vec3(),xc=d.vec3(),Pc=d.vec3();class Cc extends z{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=d.normalizeVec3(d.subVec3(i.look,i.eye,d.vec3())),a=i.eye,l=i.up;i.yUp&&(n=Ec(n),a=Ec(a),l=Ec(l));const A=Mc(d.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:Mc(n),camera_up_vector:Mc(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:Mc(n),camera_up_vector:Mc(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?d.negateVec3(t.dir,d.vec3()):t.dir,i.yUp&&(a=Ec(a),n=Ec(n)),d.addVec3(a,s),a=Mc(a),n=Mc(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const c=t.lineSets;for(let e in c)if(c.hasOwnProperty(e)){const t=c[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const u=t.bitmaps;for(let e in u)if(u.hasOwnProperty(e)){let t=u[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=Ec(r),n=Ec(n),a=Ec(a)),d.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:Mc(r),normal:Mc(n),up:Mc(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,B=v.filter((e=>!b[e])),w=t.selectedObjectIds;return e.defaultInvisible||y.length<B.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(B),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(w),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=Fc(e.location,Bc),i=Fc(e.direction,Bc);A&&d.negateVec3(i),d.subVec3(t,l),r.yUp&&(t=Ic(t),i=Ic(i)),new yr(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new yc(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=Fc(e.location,wc),n=Fc(e.normal,xc),a=Fc(e.up,Pc),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=Ic(o),n=Ic(n),a=Ic(a)),new lo(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,c;if(e.perspective_camera?(a=Fc(e.perspective_camera.camera_view_point,Bc),A=Fc(e.perspective_camera.camera_direction,Bc),h=Fc(e.perspective_camera.camera_up_vector,Bc),r.perspective.fov=e.perspective_camera.field_of_view,c="perspective"):(a=Fc(e.orthogonal_camera.camera_view_point,Bc),A=Fc(e.orthogonal_camera.camera_direction,Bc),h=Fc(e.orthogonal_camera.camera_up_vector,Bc),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,c="ortho"),d.subVec3(a,l),r.yUp&&(a=Ic(a),A=Ic(A),h=Ic(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:d.addVec3(a,A,Bc)}else A=d.addVec3(a,A,Bc);n?(r.eye=a,r.look=A,r.up=h,r.projection=c):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:c})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=d.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}}function Mc(e){return{x:e[0],y:e[1],z:e[2]}}function Fc(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Ec(e){return new Float64Array([e[0],-e[2],e[1]])}function Ic(e){return new Float64Array([e[0],e[2],-e[1]])}const Dc=d.vec3(),Sc=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class Tc extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originMarker=new ue(i,t.origin),this._targetMarker=new ue(i,t.target),this._originWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new pe(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new pe(this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new de(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new de(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new de(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new de(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new fe(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new fe(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new fe(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new fe(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originMarker.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetMarker.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],c=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var u=0,p=s.length;u<p;u+=4)r[c]=a+Math.floor((1+s[u+0]/s[u+3])*A/2),r[c+1]=n+Math.floor((1-s[u+1]/s[u+3])*h/2),c+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(d.lenVec3(d.subVec3(this._targetWorld,this._originWorld,Dc))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(Sc(r[0],r[1],r[2],r[3])),i=Math.abs(Sc(r[2],r[3],r[4],r[5])),s=Math.abs(Sc(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs((this._targetWorld[0]-this._originWorld[0])*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs((this._targetWorld[1]-this._originWorld[1])*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(e+Math.abs((this._targetWorld[2]-this._originWorld[2])*f).toFixed(2)+m),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originMarker}get target(){return this._targetMarker}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class Rc extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}destroy(){}}class Lc extends Rc{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._onCameraControlHoverSnapOrSurface=null,this._onCameraControlHoverSnapOrSurfaceOff=null,this._onMouseDown=null,this._onMouseUp=null,this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div");e.setAttribute("id","myMarkerDiv");const t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){if(this._markerDiv){const e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=d.vec3(),n=d.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&c(e.offsetParent)),u=d.vec2();this._onCameraControlHoverSnapOrSurface=i.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,u),this._markerDiv.style.left=u[0]-5+"px",this._markerDiv.style.top=u[1]-5+"px"):(this._markerDiv.style.left=c(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=i.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}destroy(){this.deactivate(),super.destroy()}}class Uc extends z{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Lc(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Tc(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class kc extends Rc{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._onCanvasTouchStart=null,this._onCanvasTouchEnd=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(i=>{this.pointerCircle.stop();const r=i.touches.length;if(1!==r||1!==i.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const n=i.touches[0],l=n.clientX,h=n.clientY;if(n.identifier!==A)return;let c,u;switch(a.set([l,h]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),c=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),c&&c.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=c.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(c.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=c.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:c.worldPos,entity:c.entity},target:{worldPos:c.worldPos,entity:c.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(u=t.pick({canvasPos:a,pickSurface:!0}),u&&u.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=u.canvasPos,this.pointerLens.snapped=!1),s.set(u.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=u.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),c=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=c.worldPos,this._currentDistanceMeasurement.target.entity=c.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(u=t.pick({canvasPos:a,pickSurface:!0}),u&&u.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=u.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=u.worldPos,this._currentDistanceMeasurement.target.entity=u.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}destroy(){this.deactivate(),super.destroy()}}class Oc extends z{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}}class Nc{constructor(){}getMetaModel(e,t,i){y.loadJSON(e,(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){y.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){y.loadArraybuffer(e,(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);I.scheduleTask((function(){i(e)}))}catch(e){I.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(e,t,(e=>{i(e)}),(function(e){s(e)}))}}class Qc{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Vc(e,i);return s?t?Hc(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Vc(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=Hc(r,[t]),i&&(r=Hc(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Vc(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function Hc(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class jc extends R{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=d.subVec3(o,r,[]);return d.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=d.lenVec3(d.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class Gc extends jc{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=d.vec3();return A[0]=d.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=d.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=d.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const zc=d.vec3();class Wc extends R{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Gc(this),this._lookCurve=new Gc(this),this._upCurve=new Gc(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,zc),t.look=this._lookCurve.getPoint(e,zc),t.up=this._upCurve.getPoint(e,zc)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=d.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=d.lenVec3(d.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}const Kc=d.vec3(),Xc=d.vec3(),Jc=d.vec3(),Yc=d.vec3(),Zc=d.vec3();class qc extends R{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=d.vec3(),this._eye1=d.vec3(),this._up1=d.vec3(),this._look2=d.vec3(),this._eye2=d.vec3(),this._up2=d.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((y.isNumeric(s)||y.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+y.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=d.getAABB3Center(o);this._look2=h||t;const i=d.subVec3(this._eye1,this._look1,Kc),s=d.normalizeVec3(i),r=h?d.getAABB3DiagPoint(o,h):d.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*d.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,I.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((y.isNumeric(t)||y.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+y.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?d.getAABB3DiagPoint(i,a):d.getAABB3Diag(i);let s;o=a||d.getAABB3Center(i,o),this._trail?d.subVec3(t.look,o,Zc):d.subVec3(t.eye,t.look,Zc),d.normalizeVec3(Zc);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*d.DEGTORAD)):d.lenVec3(d.subVec3(t.eye,t.look,Kc)),d.mulVec3Scalar(Zc,s),t.eye=d.addVec3(o,Zc,Kc),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?qc._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(d.subVec3(s.eye,s.look,Zc),s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Jc),s.look=d.subVec3(Jc,Zc,Xc)):this._flyingLook&&(s.look=d.lerpVec3(i,0,1,this._look1,this._look2,Xc),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Yc)):this._flyingEyeLookUp&&(s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Jc),s.look=d.lerpVec3(i,0,1,this._look1,this._look2,Xc),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Yc)),this._projection2){const t="ortho"===this._projection2?qc._easeOutExpo(e,0,1,1):qc._easeInCubic(e,0,1,1);s.customProjection.matrix=d.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();I.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class $c extends R{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new qc(this),this._t=0,this.state=$c.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case $c.SCRUBBING:return;case $c.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=$c.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case $c.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=$c.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=$c.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=$c.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=$c.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=$c.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=$c.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=$c.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}$c.STOPPED=0,$c.SCRUBBING=1,$c.PLAYING=2,$c.PLAYING_TO=3;const eu=d.vec3(),tu=d.vec3();d.vec3();const iu=d.vec3([0,-1,0]),su=d.vec4([0,0,0,1]);class ru extends R{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new Kr(this),this._plane=new pr(this,{geometry:new Gt(this,ro({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Jt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new pr(this,{geometry:new Gt(this,so({size:1,divisions:10})),material:new Jt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new Dr(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),X(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];d.subVec3(t,this.position,eu);const s=-d.dotVec3(i,eu);d.normalizeVec3(i),d.mulVec3Scalar(i,s,tu),d.vec3PairToQuaternion(iu,e,su),this._node.quaternion=su}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}}class ou extends It{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new lt({type:"point",pos:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=d.identityMat4());const e=i._state.pos,t=s.look,r=s.up;d.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=d.identityMat4());const e=i.scene.canvas.canvas;d.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new it(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}function nu(e){if(!au(e.width)||!au(e.height)){const t=document.createElement("canvas");t.width=lu(e.width),t.height=lu(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function au(e){return 0==(e&e-1)}function lu(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Au extends R{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new lt({texture:new Vr({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),m.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=nu(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new Vr({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),m.memory.textures--,this._state.destroy()}}class hu extends Au{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}}class cu extends Au{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}}class uu extends ue{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new Kr(this,{src:t.src}),this._geometry=new Gt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new pr(this,{geometry:this._geometry,material:new Jt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}class du{constructor(e){this._eye=d.vec3(),this._look=d.vec3(),this._up=d.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const pu=d.vec3();class fu{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?y.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(pu[0]=this.objectsColorize[3*e+0],pu[1]=this.objectsColorize[3*e+1],pu[2]=this.objectsColorize[3*e+2],t.colorize=pu),c&&(t.opacity=this.objectsOpacity[e]))}}}const gu=d.vec3();class mu{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?y.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(gu[0]=this.objectsColorize[3*c+0],gu[1]=this.objectsColorize[3*c+1],gu[2]=this.objectsColorize[3*c+2],t.colorize=gu):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class _u extends jc{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||d.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=d.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=d.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}class vu extends jc{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],y.isNumeric(t)||y.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}}class bu extends jc{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=d.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=d.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}class yu extends vc{constructor(e,t={}){super(e,t)}}class Bu extends R{constructor(e,t={}){super(e,t),this._skyboxMesh=new pr(this,{geometry:new Gt(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Jt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Kr(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}class wu{transcode(e,t,i={}){}destroy(){}}const xu=d.vec4(),Pu=d.vec4(),Cu=d.vec3(),Mu=d.vec3(),Fu=d.vec3(),Eu=d.vec4(),Iu=d.vec4(),Du=d.vec4();class Su{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=d.subVec3(e,r.eye,Cu);s=d.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,Eu),o=d.subVec3(s,r.eye,Du),n=d.mulVec3Scalar(d.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=d.subVec3(e,r.eye,Cu),i=d.lenVec3(t),s=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,Mu)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,Eu);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,Iu),o=d.subVec3(s,e,Du),n=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,Cu)),-i,Mu),a=d.addVec3(o,n,Fu);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o);return i.project.unproject(e,a,xu,Pu,t),t}destroy(){}}const Tu=d.vec3(),Ru=d.vec3(),Lu=d.vec3(),Uu=d.vec4(),ku=d.vec4(),Ou=d.vec4();class Nu{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=d.vec3(),this._cameraOffset=d.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=d.vec3(),this._rtcPos=d.vec3(),this._pivotViewPos=d.vec4(),this._pivotProjPos=d.vec4(),this._pivotCanvasPos=d.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=d.vec3();d.decomposeMat4(d.inverseMat4(this._scene.viewer.camera.viewMatrix,d.mat4()),t,d.vec4(),d.vec3());const i=d.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),X(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Zr(this._scene,mr({radius:s})),this._pivotSphere=new pr(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){d.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,d.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(X(this.getPivotPos(),this._rtcCenter,this._rtcPos),d.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Jt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=d.lookAtMat4v(e.eye,e.look,e.worldUp);d.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=d.distVec3(e.eye,i),t=d.inverseMat4(t);const s=d.transformVec3(t,this._cameraOffset),r=d.vec3();if(d.subVec3(e.eye,i,r),d.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=d.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=d.normalizeVec3(d.subVec3(e.look,e.eye,Tu)),i=d.cross3Vec3(t,e.worldUp,Ru);return d.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(d.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o),l=Uu;t.project.unproject(e,a,ku,Ou,l);const A=d.normalizeVec3(d.subVec3(l,t.eye,Tu)),h=d.addVec3(t.eye,d.mulVec3Scalar(A,i,Ru),Lu);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=d.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=d.lenVec3(d.subVec3(i.look,i.eye,d.vec3())),a=this.getPivotPos();d.addVec3(o,a);let l=d.lookAtMat4v(o,a,i.worldUp);l=d.inverseMat4(l);const A=d.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],d.subVec3(i.eye,d.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class Qu{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=d.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Re;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const Vu=d.vec2();class Hu{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,c=0,u=0,p=!1;const f=d.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],c=s.pointerCanvasPos[0],u=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,c=o[2],u=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?d.lenVec3(d.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/u,r.panDeltaY+=1.5*y*i/u}else r.panDeltaX+=.5*t.ortho.scale*(b/u),r.panDeltaY+=.5*t.ortho.scale*(y/u)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/c*i.dragRotationRate/2,r.rotateDeltaX+=y/u*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/c*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/u*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Vu);const i=Vu[0],s=Vu[1];Math.abs(i-c)<3&&Math.abs(s-u)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Vu,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const ju=d.vec3(),Gu=d.vec3(),zu=d.vec3(),Wu=d.vec3(),Ku=d.vec3(),Xu={eye:d.vec3(),look:d.vec3(),up:d.vec3()};class Ju{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),c=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||c))return;const u=e.aabb,p=d.getAABB3Diag(u);d.getAABB3Center(u,ju);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*d.DEGTORAD)),g=1.1*p;Xu.orthoScale=g,n?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldRight,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):a?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldForward,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):l?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldRight,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):A?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldForward,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(o.worldUp)):h?(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldUp,f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,1,zu),Wu))):c&&(Xu.eye.set(d.addVec3(ju,d.mulVec3Scalar(o.worldUp,-f,Gu),Ku)),Xu.look.set(ju),Xu.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,-1,zu)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(ju),t.cameraFlight.duration>0?t.cameraFlight.flyTo(Xu,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(Xu),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Yu{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,c=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},u=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),d=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||d)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=d,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",u),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),u=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||u||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||u||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(c(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=d.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(c(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=d.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Zu{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&s.mouseover&&(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const qu=d.vec3();class $u{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,c=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?c=n.pickResult.worldPos:(h=1,c=null),s.followPointerDirty=!1),c){const t=Math.abs(d.lenVec3(d.subVec3(c,e.camera.eye,qu)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,c=null;const u=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=d.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==u){if(t=u<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.pan([0,0,u]),o.ortho.scale=o.ortho.scale-u;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);else if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class ed{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{td(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(td(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function td(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const id=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class sd{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=d.vec2(),l=d.vec2(),A=d.vec2(),h=d.vec2(),c=[],u=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),u.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(id(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));c.length<r.length;)c.push(d.vec2());for(let e=0,t=r.length;e<t;++e)id(r[e],c[e]);p=r.length}),u.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),u.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],u=n[3],g=t.touches;if(t.touches.length===p){if(1===p){id(g[0],l),d.subVec2(l,c[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/u*i.touchPanRate,r.panDeltaY+=o*n/u*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/u)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/u)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/u*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];id(t,l),id(n,A);const a=d.geometricMeanVec2(c[0],c[1]),h=d.geometricMeanVec2(l,A),p=d.vec2();d.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=d.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(d.distVec2(c[0],c[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(d.lenVec3(d.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/u*i.touchPanRate,r.panDeltaY-=m*s/u*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/u)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/u)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)id(g[e],c[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const rd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class od{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,c=-1;const u=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};u.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,rd(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)rd(r[e],l[e]);l.length=r.length},{passive:!0}),u.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,u=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(c>-1&&h-c<325?(rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),c=-1):d.distVec2(l[0],A)<4&&(rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),c=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class nd extends R{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:d.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:d.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new Qu(this,this._configs),pivotController:new Nu(i,this._configs),panController:new Su(i),cameraFlight:new qc(this,{duration:.5})},this._handlers=[new ed(this.scene,this._controllers,this._configs,this._states,this._updates),new sd(this.scene,this._controllers,this._configs,this._states,this._updates),new Hu(this.scene,this._controllers,this._configs,this._states,this._updates),new Ju(this.scene,this._controllers,this._configs,this._states,this._updates),new Yu(this.scene,this._controllers,this._configs,this._states,this._updates),new od(this.scene,this._controllers,this._configs,this._states,this._updates),new Zu(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new $u(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",y.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class ad{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class ld{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];this.properties.push(new ad(i.name,i.value,i.type,i.valueType,i.description))}}}}class Ad{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class hd{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}get rootMetaObject(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(e.propertySets)for(let t=0,r=e.propertySets.length;t<r;t++){const r=e.propertySets[t];r.properties||(r.properties=[]);let o=i.propertySets[r.id];o||(s&&this._decompressProperties(s,r.properties),o=new ld({id:r.id,originalSystemId:r.originalSystemId||r.id,type:r.type,name:r.name,properties:r.properties}),i.propertySets[o.id]=o),o.metaModels.push(this),this.propertySets.push(o)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Ad({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects.push(o),s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){for(let i=0,s=t.length;i<s;i++){const s=t[i];if(Number.isInteger(s)){const r=e[s];r&&(t[i]=r)}}}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};for(let t=0,i=this.metaObjects.length;t<i;t++){const i=this.metaObjects[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name};i.parent&&(s.parent=i.parent.id),i.attributes&&(s.attributes=i.attributes),i.propertySetIds&&(s.propertySetIds=i.propertySetIds),e.metaObjects.push(s)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const 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e(t,i,s,r,n){x(this,e),this.id=t,this.getTitle=i,this.doAction=s,this.getEnabled=r,this.getShown=n,this.itemElement=null,this.subMenu=null,this.enabled=!0})),z=function(){function e(){var t=this,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};x(this,e),this._id=V.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==i.hideOnMouseDown&&(document.addEventListener("mousedown",(function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),i.items&&(this.items=i.items),this._hideOnAction=!1!==i.hideOnAction,this.context=i.context,this.enabled=!1!==i.enabled,this.hide()}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"items",get:function(){return this._itemsCfg},set:function(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}},{key:"enabled",get:function(){return this._enabled},set:function(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}},{key:"context",get:function(){return this._context},set:function(e){this._context=e}},{key:"show",value:function(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}},{key:"shown",get:function(){return this._shown}},{key:"hide",value:function(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}},{key:"destroy",value:function(){this._context=null,this._clear(),null!==this._id&&(V.removeItem(this._id),this._id=null)}},{key:"_clear",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e].menuElement;i.parentElement.removeChild(i)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}},{key:"_parseItems",value:function(e){var t=this;this._rootMenu=function e(i){for(var s=t._getNextId(),r=new H(s),n=0,o=i.length;n<o;n++){var a=i[n],l=new j;r.groups.push(l);for(var u=function(i,s){var n=a[i],o=n.items,u=o&&o.length>0,A=t._getNextId(),c=n.getTitle||function(){return n.title||""},h=n.doAction||n.callback||function(){},d=n.getEnabled||function(){return!0},p=n.getShown||function(){return!0},f=new G(A,c,h,d,p);if(f.parentMenu=r,l.items.push(f),u){var v=e(o);f.subMenu=v,v.parentItem=f}t._itemList.push(f),t._itemMap[f.id]=f},A=0,c=a.length;A<c;A++)u(A)}return t._menuList.push(r),t._menuMap[r.id]=r,r}(e)}},{key:"_getNextId",value:function(){return"ContextMenu_"+this._id+"_"+this._nextId++}},{key:"_createUI",value:function(){var e=this;!function t(i){e._createMenuUI(i);for(var s=i.groups,r=0,n=s.length;r<n;r++)for(var o=s[r].items,a=0,l=o.length;a<l;a++){var u=o[a].subMenu;u&&t(u)}}(this._rootMenu)}},{key:"_createMenuUI",value:function(e){var t=this,i=e.groups,s=[];if(s.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),s.push("<ul>"),i)for(var r=0,n=i.length;r<n;r++){var o=r,a=n,l=i[r].items;if(l)for(var u=0,A=l.length;u<A;u++){var c=l[u],h=c.subMenu,d=c.title||"";h?s.push('<li id="'+c.id+'" class="xeokit-context-menu-item" style="'+(o===a-1||u<A-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+d+" [MORE]</li>"):s.push('<li id="'+c.id+'" class="xeokit-context-menu-item" style="'+(o===a-1||u<A-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+d+"</li>")}}s.push("</ul>"),s.push("</div>");var p=s.join("");document.body.insertAdjacentHTML("beforeend",p);var f=document.querySelector("."+e.id);e.menuElement=f,f.style["border-radius"]="4px",f.style.display="none",f.style["z-index"]=3e5,f.style.background="white",f.style.border="1px solid black",f.style["box-shadow"]="0 4px 5px 0 gray",f.oncontextmenu=function(e){e.preventDefault()};var v=this,g=null;if(i)for(var m=0,_=i.length;m<_;m++){var y=i[m].items;if(y)for(var b=function(e,i){var s=y[e],r=s.subMenu;if(s.itemElement=document.getElementById(s.id),!s.itemElement)return console.error("ContextMenu item element not found: "+s.id),"continue";s.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault();var t=s.subMenu;if(t){if(g&&g.id!==t.id&&(v._hideMenu(g.id),g=null),!1!==s.enabled){var i=s.itemElement,r=t.menuElement,n=i.getBoundingClientRect();r.getBoundingClientRect();n.right+200>window.innerWidth?v._showMenu(t.id,n.left-200,n.top-1):v._showMenu(t.id,n.right-5,n.top-1),g=t}}else g&&(v._hideMenu(g.id),g=null)})),r||(s.itemElement.addEventListener("click",(function(e){e.preventDefault(),v._context&&!1!==s.enabled&&(s.doAction&&s.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus()))})),s.itemElement.addEventListener("mouseup",(function(e){3===e.which&&(e.preventDefault(),v._context&&!1!==s.enabled&&(s.doAction&&s.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus())))})),s.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault(),!1!==s.enabled&&s.doHover&&s.doHover(v._context)})))},w=0,B=y.length;w<B;w++)b(w)}}},{key:"_updateItemsTitles",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],s=i.itemElement;if(s){var r=i.getShown;if(r&&r(this._context)){var n=i.getTitle(this._context);i.subMenu,s.innerText=n}}}}},{key:"_updateItemsEnabledStatus",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],s=i.itemElement;if(s){var r=i.getEnabled;if(r){var n=i.getShown;if(n){var o=n(this._context);if(i.shown=o,o){s.style.visibility="visible",s.style.height="auto",s.style.padding=null;var a=r(this._context);i.enabled=a,a?s.classList.remove("disabled"):s.classList.add("disabled")}else s.style.visibility="hidden",s.style.height="0",s.style.padding="0"}}}}}},{key:"_showMenu",value:function(e,t,i){var s=this._menuMap[e];if(s){if(!s.shown){var r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}}else console.error("Menu not found: "+e)}},{key:"_hideMenu",value:function(e){var t=this._menuMap[e];if(t){if(t.shown){var i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}}else console.error("Menu not found: "+e)}},{key:"_hideAllMenus",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e];this._hideMenu(i.id)}}},{key:"_showMenuElement",value:function(e,t,i){e.style.display="block";var s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}},{key:"_hideMenuElement",value:function(e){e.style.display="none"}}]),e}(),W=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this.viewer=t,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.marginTop="85px",this._lensContainer.style.marginLeft="25px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=!0,this._zoomLevel=s.zoomLevel||2,this._active=!1!==s.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="25px",i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-85,"px"):this._lensContainer.style.marginTop="85px",this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);var r=[(e.left+e.right)/2,(e.top+e.bottom)/2];if(this._snappedCanvasPos){var 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i.oid,t.push(i);var s=i.children;if(s)for(var r=0,n=s.length;r<n;r++){s[r].parent=i.id,e(s[r])}i.children=[]}(e),t}},ue={},Ae=new Q,ce=new ie,he={sceneId:null,time:null,startTime:null,prevTime:null,deltaTime:null},de=[],pe=0,fe=0;var ve,ge,me,_e=new function(){this.version="1.0.0",this.scenes={},this._superTypes={},this._addScene=function(e){if(e.id){if(_e.scenes[e.id])return void console.error("[ERROR] Scene ".concat(le.inQuotes(e.id)," already exists"))}else e.id=Ae.addItem({});_e.scenes[e.id]=e;var t=e.ticksPerOcclusionTest,i=e.ticksPerRender;ue[e.id]={ticksPerOcclusionTest:t,ticksPerRender:i,renderCountdown:i},se.components.scenes++,e.once("destroyed",(function(){Ae.removeItem(e.id),delete _e.scenes[e.id],delete ue[e.id],se.components.scenes--}))},this.clear=function(){var e;for(var t in _e.scenes)_e.scenes.hasOwnProperty(t)&&(e=_e.scenes[t],"default.scene"===t?e.clear():(e.destroy(),delete _e.scenes[e.id]))},this.scheduleTask=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;ce.push(e),ce.push(t)},this.runTasks=function(){for(var e,t,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,s=(new Date).getTime(),r=0;ce.length>0&&(i<0||s<i);)e=ce.shift(),(t=ce.shift())?e.call(t):e(),s=(new Date).getTime(),r++;return r},this.getNumTasks=function(){return ce.length}},ye=function(){var e=Date.now();if(ae=e-pe,pe>0&&ae>0){var t=1e3/ae;fe+=t,de.push(t),de.length>=30&&(fe-=de.shift()),se.frame.fps=Math.round(fe/de.length)}for(var i in _e.scenes)_e.scenes[i].compile();be(e),pe=e};ve=function(){ye()},ge=100,me=Date.now()+ge,function e(){var t=Date.now()-me;ve(),me+=ge,setTimeout(e,Math.max(0,ge-t))}();function be(e){var t=_e.runTasks(e+10),i=_e.getNumTasks();se.frame.tasksRun=t,se.frame.tasksScheduled=i,se.frame.tasksBudget=10}!function e(){var t=Date.now();if(ae=t-pe,pe>0&&ae>0){var i=1e3/ae;fe+=i,de.push(i),de.length>=30&&(fe-=de.shift()),se.frame.fps=Math.round(fe/de.length)}be(t),function(e){for(var t in he.time=e,_e.scenes)if(_e.scenes.hasOwnProperty(t)){var i=_e.scenes[t];he.sceneId=t,he.startTime=i.startTime,he.deltaTime=null!=he.prevTime?he.time-he.prevTime:0,i.fire("tick",he,!0)}he.prevTime=e}(t),function(){var e,t,i,s,r,n=_e.scenes,o=!1;for(r in n)n.hasOwnProperty(r)&&(e=n[r],(t=ue[r])||(t=ue[r]={}),i=e.ticksPerOcclusionTest,t.ticksPerOcclusionTest!==i&&(t.ticksPerOcclusionTest=i,t.renderCountdown=i),--e.occlusionTestCountdown<=0&&(e.doOcclusionTest(),e.occlusionTestCountdown=i),s=e.ticksPerRender,t.ticksPerRender!==s&&(t.ticksPerRender=s,t.renderCountdown=s),0==--t.renderCountdown&&(e.render(o),t.renderCountdown=s))}(),void 0!==window.requestPostAnimationFrame?window.requestPostAnimationFrame(ye):requestAnimationFrame(e)}();var we=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,e),this.scene=null,"Scene"===this.type)this.scene=this,this.viewer=i.viewer;else{if("Scene"===t.type)this.scene=t;else{if(!(t instanceof e))throw"Invalid param: owner must be a Component";this.scene=t.scene}this._owner=t}this._dontClear=!!i.dontClear,this._renderer=this.scene._renderer,this.meta=i.meta||{},this.id=i.id,this.destroyed=!1,this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this!==this.scene&&this.scene._addComponent(this),this._updateScheduled=!1,t&&t._own(this)}return C(e,[{key:"type",get:function(){return"Component"}},{key:"isComponent",get:function(){return!0}},{key:"glRedraw",value:function(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}},{key:"glResort",value:function(){this._renderer&&this._renderer.needStateSort()}},{key:"owner",get:function(){return this._owner}},{key:"isType",value:function(e){return this.type===e}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var s,r=this._eventSubs[e];if(r)for(var n in r)r.hasOwnProperty(n)&&(s=r[n],this._eventCallDepth++,this._eventCallDepth<300?s.callback.call(s.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new Q),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var s=this._eventSubs[e];s?this._eventSubsNum[e]++:(s={},this._eventSubs[e]=s,this._eventSubsNum[e]=1);var r=this._subIdMap.addItem();s[r]={callback:t,scope:i||this},this._subIdEvents[r]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),r}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}},{key:"_message",value:function(e){return" ["+this.type+" "+le.inQuotes(this.id)+"]: "+e}},{key:"warn",value:function(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}},{key:"error",value:function(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}},{key:"_attach",value:function(e){var t=e.name;if(t){var i=e.component,s=e.sceneDefault,r=e.sceneSingleton,n=e.type,o=e.on,a=!1!==e.recompiles;if(i&&(le.isNumeric(i)||le.isString(i))){var l=i;if(!(i=this.scene.components[l]))return void this.error("Component not found: "+le.inQuotes(l))}if(!i)if(!0===r){var u=this.scene.types[n];for(var A in u)if(u.hasOwnProperty){i=u[A];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===s&&!(i=this.scene[t]))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+le.inQuotes(i.id));if(n&&!i.isType(n))return void this.error("Expected a "+n+" type or subtype: "+i.type+" "+le.inQuotes(i.id))}this._attachments||(this._attachments={});var c,h,d,p=this._attached[t];if(p){if(i&&p.id===i.id)return;var f=this._attachments[p.id];for(h=0,d=(c=f.subs).length;h<d;h++)p.off(c[h]);delete this._attached[t],delete this._attachments[p.id];var v=f.params.onDetached;v&&(le.isFunction(v)?v(p):v.scope?v.callback.call(v.scope,p):v.callback(p)),f.managingLifecycle&&p.destroy()}if(i){var g={params:e,component:i,subs:[],managingLifecycle:!1};g.subs.push(i.once("destroyed",(function(){g.params.component=null,this._attach(g.params)}),this)),a&&g.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=g;var m,_,y,b,w=e.onAttached;if(w&&(le.isFunction(w)?w(i):w.scope?w.callback.call(w.scope,i):w.callback(i)),o)for(m in o)if(o.hasOwnProperty(m)){if(_=o[m],le.isFunction(_)?(y=_,b=null):(y=_.callback,b=_.scope),!y)continue;g.subs.push(i.on(m,y,b))}}return a&&this.fire("dirty",this),this.fire(t,i),i}this.error("Component 'name' 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t._ownedComponents[e.id]}),this)}},{key:"_needUpdate",value:function(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():_e.scheduleTask(this._doUpdate,this))}},{key:"_doUpdate",value:function(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}},{key:"scheduleTask",value:function(e){_e.scheduleTask(e,null)}},{key:"_update",value:function(){}},{key:"clear",value:function(){if(this._ownedComponents)for(var e in this._ownedComponents){if(this._ownedComponents.hasOwnProperty(e))this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}},{key:"destroy",value:function(){if(!this.destroyed){var e,t,i,s,r,n;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(i=(t=this._attachments[e]).component,r=0,n=(s=t.subs).length;r<n;r++)i.off(s[r]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),Be=$.vec3(),xe=$.vec3(),Pe=$.mat4(),Ce=function(){function e(){x(this,e),this.normal=$.vec3(),this.offset=0,this.testVertex=$.vec3()}return C(e,[{key:"set",value:function(e,t,i,s){var r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Me=C((function e(){x(this,e),this.planes=[new Ce,new Ce,new Ce,new Ce,new Ce,new Ce]}));function Fe(e,t,i){var s=$.mulMat4(i,t,Pe),r=s[0],n=s[1],o=s[2],a=s[3],l=s[4],u=s[5],A=s[6],c=s[7],h=s[8],d=s[9],p=s[10],f=s[11],v=s[12],g=s[13],m=s[14],_=s[15];e.planes[0].set(a-r,c-l,f-h,_-v),e.planes[1].set(a+r,c+l,f+h,_+v),e.planes[2].set(a-n,c-u,f-d,_-g),e.planes[3].set(a+n,c+u,f+d,_+g),e.planes[4].set(a-o,c-A,f-p,_-m),e.planes[5].set(a+o,c+A,f+p,_+m)}function Ee(e,t){var i=Me.INSIDE,s=Be,r=xe;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];for(var n=[s,r],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Me.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Me.INTERSECT)}return i}Me.INSIDE=0,Me.INTERSECT=1,Me.OUTSIDE=2;var ke=function(e){g(i,we);var t=_(i);function i(){var e,s=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(x(this,i),!s.viewer)throw"[MarqueePicker] Missing config: viewer";if(!s.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,s.viewer.scene,s)).viewer=s.viewer,e._objectsKdTree3=s.objectsKdTree3,e._canvasMarqueeCorner1=$.vec2(),e._canvasMarqueeCorner2=$.vec2(),e._canvasMarquee=$.AABB2(),e._marqueeFrustum=new Me,e._marqueeFrustumProjMat=$.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function s(r){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Me.INTERSECT;if(n===Me.INTERSECT&&(n=Ee(e._marqueeFrustum,r.aabb)),n!==Me.OUTSIDE){if(r.entities)for(var o=r.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var A=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Ee(e._marqueeFrustum,A)===Me.INSIDE&&t.push(u.id);else Ee(e._marqueeFrustum,A)!==Me.OUTSIDE&&t.push(u.id)}}r.left&&s(r.left,n),r.right&&s(r.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*n-1,u=(this._canvasMarquee[2]-s)*n-1,A=-(this._canvasMarquee[3]-r)*o+1,c=-(this._canvasMarquee[1]-r)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);$.frustumMat4(l,u,A*a,c*a,h,1e4,this._marqueeFrustumProjMat),Fe(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();ke.PICK_MODE_INTERSECTS=0,ke.PICK_MODE_INSIDE=1;var Ie=function(e){g(i,we);var t=_(i);function i(e){var s;x(this,i),s=t.call(this,e.marqueePicker,e);var r,n,o,a,l,u,A,c=e.marqueePicker,h=c.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){s.getActive()&&0===e.button&&(A=setTimeout((function(){var t=c.viewer.scene.input;t.keyDown[t.KEY_CTRL]||c.clear(),r=e.pageX,n=e.pageY,l=e.offsetX,c.setMarqueeCorner1([r,n]),d=!0,c.viewer.cameraControl.pointerEnabled=!1,c.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(s.getActive()&&(d||f)&&0===e.button){clearTimeout(A),o=e.pageX,a=e.pageY;var t=Math.abs(o-r),i=Math.abs(a-n);d=!1,c.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&c.pick()}})),document.addEventListener("mouseup",(function(e){s.getActive()&&0===e.button&&(clearTimeout(A),d&&(c.setMarqueeVisible(!1),d=!1,p=!1,f=!0,c.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){s.getActive()&&0===e.button&&p&&(clearTimeout(A),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,c.setMarqueeVisible(!0),c.setMarqueeCorner2([o,a]),c.setPickMode(l<u?ke.PICK_MODE_INSIDE:ke.PICK_MODE_INTERSECTS)))})),s}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),De=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,s=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(r){if(t._running){i||(i=r);var n=r-i,o=Math.min(n/300,1),a=s+(2-s)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),document.body.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Se=function(){function e(t,i,s){x(this,e),this.id=s&&s.id?s.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){_e.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var s,r=this._eventSubs[e];if(r)for(var n in r)r.hasOwnProperty(n)&&(s=r[n],this._eventCallDepth++,this._eventCallDepth<300?s.callback.call(s.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new Q),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var s=this._eventSubs[e];s?this._eventSubsNum[e]++:(s={},this._eventSubs[e]=s,this._eventSubsNum[e]=1);var r=this._subIdMap.addItem();s[r]={callback:t,scope:i||this},this._subIdEvents[r]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),r}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Te=$.vec3(),Re=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,n){return n=n||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,$.transformVec4(s,t,i),$.setMat4Translation(s,i,n),n.slice()}}();function Le(e,t,i){var s=Float32Array.from([e[0]])[0],r=e[0]-s,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=n,t[2]=a,i[0]=r,i[1]=o,i[2]=l}function Ue(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,r=$.getPositionsCenter(e,Te),n=Math.round(r[0]/s)*s,o=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,A=e.length;u<A;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function Oe(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function Ne(e,t,i,s){var r=$.dotVec3(t,i)+e,n=$.normalizeVec3(t,Te);return $.mulVec3Scalar(n,-r,s),s}var Qe=1,Ve=4,He=8,je=16,Ge=32,ze=256,We=512,Ke=1024,Xe=2048,Je=new Float32Array([0,0,0]),Ye=new Uint16Array([0,0,0]);$.OBB3();var Ze=function(){function e(t,i,s,r,n,o){x(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=r,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=s,this.originalSystemId=$.unglobalizeObjectId(t.id,s),this._flags=n,this._aabb=$.AABB3(),this._aabbDirty=!0,this._offset=$.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)$.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(Qe)},set:function(e){if(!!(this._flags&Qe)!==e){this._flags=e?this._flags|Qe:this._flags&~Qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag(We)},set:function(e){if(!!(this._flags&We)!==e){this._flags=e?this._flags|We:this._flags&~We;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(ze)},set:function(e){if(!!(this._flags&ze)!==e){this._flags=e?this._flags|ze:this._flags&~ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag(Ke)},set:function(e){if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(Xe)},set:function(e){if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Ve)!==e){this._flags=e?this._flags|Ve:this._flags&~Ve;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(je)},set:function(e){if(!!(this._flags&je)!==e){this._flags=e?this._flags|je:this._flags&~je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ge)},set:function(e){if(!!(this._flags&Ge)!==e){this._flags=e?this._flags|Ge:this._flags&~Ge;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(He)},set:function(e){if(!!(this._flags&He)!==e){this._flags=e?this._flags|He:this._flags&~He;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return Je[0]=e[0]/255,Je[1]=e[1]/255,Je[2]=e[2]/255,Je},set:function(e){if(e){Ye[0]=Math.floor(255*e[0]),Ye[1]=Math.floor(255*e[1]),Ye[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(Ye)}else for(var s=0,r=this.meshes.length;s<r;s++)this.meshes[s]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],s=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(s=Math.floor(255*e)))return}else if(i===(s=255))return;for(var r=0,n=this.meshes.length;r<n;r++)this.meshes[r]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),qe=$.vec4(),$e=$.vec4(),et=function(e){g(i,we);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,e,s))._entity=null,r._visible=null,r._worldPos=$.vec3(),r._origin=$.vec3(),r._rtcPos=$.vec3(),r._viewPos=$.vec3(),r._canvasPos=$.vec2(),r._occludable=!1,r._onCameraViewMatrix=r.scene.camera.on("matrix",(function(){r._viewPosDirty=!0,r._needUpdate()})),r._onCameraProjMatrix=r.scene.camera.on("projMatrix",(function(){r._canvasPosDirty=!0,r._needUpdate()})),r._onEntityDestroyed=null,r._onEntityModelDestroyed=null,r._renderer.addMarker(b(r)),r.entity=s.entity,r.worldPos=s.worldPos,r.occludable=s.occludable,r}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&($.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){qe.set(this._viewPos),qe[3]=1,$.transformPoint4(this.scene.camera.projMatrix,qe,$e);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+$e[0]/$e[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-$e[1]/$e[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof Ze?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e)}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),Le(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),tt=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._color=s.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=s.thickness||1,this._thicknessClickable=s.thicknessClickable||6,this._visible=!0,this._culled=!1;var r=this._wire,n=r.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===s.zIndex?"2000001":s.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",s.onContextMenu,t.appendChild(r);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===s.zIndex?"2000002":s.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",s.onContextMenu,t.appendChild(o),s.onMouseOver&&o.addEventListener("mouseover",(function(e){s.onMouseOver(e,i)})),s.onMouseLeave&&o.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i)})),s.onMouseWheel&&o.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&o.addEventListener("mousedown",(function(e){s.onMouseDown(e,i)})),s.onMouseUp&&o.addEventListener("mouseup",(function(e){s.onMouseUp(e,i)})),s.onMouseMove&&o.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&o.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation()})),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),it=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!!s.visible,this._culled=!1;var r=this._dot,n=r.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===s.zIndex?"40000005":s.zIndex,n.width="8px",n.height="8px",n.visibility=!1!==s.visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",s.onContextMenu,t.appendChild(r);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===s.zIndex?"40000007":s.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",s.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),s.onMouseOver&&o.addEventListener("mouseover",(function(e){s.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),s.onMouseLeave&&o.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i)})),s.onMouseWheel&&o.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&o.addEventListener("mousedown",(function(e){s.onMouseDown(e,i)})),s.onMouseUp&&o.addEventListener("mouseup",(function(e){s.onMouseUp(e,i)})),s.onMouseMove&&o.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&o.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation()})),this.setPos(s.x||0,s.y||0),this.setFillColor(s.fillColor),this.setBorderColor(s.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),st=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=s.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label";var r=this._label,n=r.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===s.zIndex?"5000005":s.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,s.onContextMenu,r.innerText="",t.appendChild(r),this.setPos(s.x||0,s.y||0),this.setFillColor(s.fillColor),this.setBorderColor(s.fillColor),this.setText(s.text),s.onMouseOver&&r.addEventListener("mouseover",(function(e){s.onMouseOver(e,i),e.preventDefault()})),s.onMouseLeave&&r.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i),e.preventDefault()})),s.onMouseWheel&&r.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&r.addEventListener("mousedown",(function(e){s.onMouseDown(e,i),e.stopPropagation()})),s.onMouseUp&&r.addEventListener("mouseup",(function(e){s.onMouseUp(e,i),e.stopPropagation()})),s.onMouseMove&&r.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&r.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,s){var r=e+.5*(i-e),n=t+.5*(s-t),o=this._label.style;o.left=Math.round(r)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,s,r,n){var o=(e+i+r)/3,a=(t+s+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),rt=$.vec3(),nt=$.vec3(),ot=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e.viewer.scene,r)).plugin=e,s._container=r.container,!s._container)throw"config missing: container";s._color=r.color||e.defaultColor;var n=s.plugin.viewer.scene;s._originMarker=new et(n,r.origin),s._cornerMarker=new et(n,r.corner),s._targetMarker=new et(n,r.target),s._originWorld=$.vec3(),s._cornerWorld=$.vec3(),s._targetWorld=$.vec3(),s._wp=new Float64Array(12),s._vp=new Float64Array(12),s._pp=new Float64Array(12),s._cp=new Int16Array(6);var o=r.onMouseOver?function(e){r.onMouseOver(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=r.onMouseLeave?function(e){r.onMouseLeave(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=r.onContextMenu?function(e){r.onContextMenu(e,b(s))}:null,u=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},A=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},c=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return s._originDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._cornerDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._targetDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._originWire=new tt(s._container,{color:s._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._targetWire=new tt(s._container,{color:s._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._angleLabel=new st(s._container,{fillColor:s._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._wpDirty=!1,s._vpDirty=!1,s._cpDirty=!1,s._visible=!1,s._originVisible=!1,s._cornerVisible=!1,s._targetVisible=!1,s._originWireVisible=!1,s._targetWireVisible=!1,s._angleVisible=!1,s._labelsVisible=!1,s._clickable=!1,s._originMarker.on("worldPos",(function(e){s._originWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._cornerMarker.on("worldPos",(function(e){s._cornerWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._targetMarker.on("worldPos",(function(e){s._targetWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._onViewMatrix=n.camera.on("viewMatrix",(function(){s._vpDirty=!0,s._needUpdate(0)})),s._onProjMatrix=n.camera.on("projMatrix",(function(){s._cpDirty=!0,s._needUpdate()})),s._onCanvasBoundary=n.canvas.on("boundary",(function(){s._cpDirty=!0,s._needUpdate(0)})),s._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){s._sectionPlanesDirty=!0,s._needUpdate()})),s.approximate=r.approximate,s.visible=r.visible,s.originVisible=r.originVisible,s.cornerVisible=r.cornerVisible,s.targetVisible=r.targetVisible,s.originWireVisible=r.originWireVisible,s.targetWireVisible=r.targetWireVisible,s.angleVisible=r.angleVisible,s.labelsVisible=r.labelsVisible,s}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&($.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originMarker.viewPos[2],s=this._cornerMarker.viewPos[2],r=this._targetMarker.viewPos[2];if(i>t||s>t||r>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);$.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,A=a.left-l.left,c=e.canvas.boundary,h=c[2],d=c[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=A+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originDot.setPos(o[0],o[1]),this._cornerDot.setPos(o[2],o[3]),this._targetDot.setPos(o[4],o[5]),this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),$.subVec3(this._originWorld,this._cornerWorld,rt),$.subVec3(this._targetWorld,this._cornerWorld,nt),!(0===rt[0]&&0===rt[1]&&0===rt[2]||0===nt[0]&&0===nt[1]&&0===nt[2])){var g=this._approximate?" ~ ":" = ";$.normalizeVec3(rt),$.normalizeVec3(nt);var m=Math.abs($.angleVec3(rt,nt));this._angle=m/$.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,s=t.length;i<s;i++){var r=t[i];if($.planeClipsPositions3(r.pos,r.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originMarker}},{key:"corner",get:function(){return this._cornerMarker}},{key:"target",get:function(){return this._targetMarker}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),at=function(e){g(i,we);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"destroy",value:function(){}}]),i}(),lt=function(e){g(i,at);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e.viewer.scene))._canvasToPagePos=r.canvasToPagePos,s.pointerLens=r.pointerLens,s._active=!1,s._mouseState=0,s._currentAngleMeasurement=null,s._initMarkerDiv(),s._onMouseHoverSurface=null,s._onHoverNothing=null,s._onPickedNothing=null,s._onPickedSurface=null,s._onInputMouseDown=null,s._onInputMouseUp=null,s._snapping=!1!==r.snapping,s._attachPlugin(e,r),s}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div");e.setAttribute("id","myMarkerDiv");var t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){if(this._markerDiv){var e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,s=this.angleMeasurementsPlugin.viewer.cameraControl,r=this.pointerLens,n=!1,o=null,a=0,l=0,u=$.vec3(),A=$.vec2();this._currentAngleMeasurement=null;var c=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},d=$.vec2();this._onMouseHoverSurface=s.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(function(t){t.snappedToVertex||t.snappedToEdge?(r&&(r.visible=!0,r.canvasPos=t.canvasPos,r.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,r.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(r&&(r.visible=!0,r.canvasPos=t.canvasPos,r.snappedCanvasPos=t.canvasPos,r.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var s=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),A.set(s),e._mouseState){case 0:e._canvasToPagePos?(e._canvasToPagePos(i,s,d),e.markerDiv.style.left="".concat(d[0]-5,"px"),e.markerDiv.style.top="".concat(d[1]-5,"px")):(e.markerDiv.style.left="".concat(h(i)+s[0]-5,"px"),e.markerDiv.style.top="".concat(c(i)+s[1]-5,"px"));break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:$.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}}),this._onMouseHoverOff=s.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(function(t){if(n=!1,r&&(r.visible=!0,r.pointerPos=t.canvasPos,r.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,r.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.markerDiv&&this._destroyMarkerDiv(),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onMouseHoverSurface),t.off(this._onPickedSurface),t.off(this._onHoverNothing),t.off(this._onPickedNothing),this._currentAngleMeasurement=null,this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"destroy",value:function(){this.deactivate(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),ut=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"AngleMeasurements",e))._container=r.container||document.body,s._defaultControl=null,s._measurements={},s.defaultColor=void 0!==r.defaultColor?r.defaultColor:"#00BBFF",s.defaultLabelsVisible=!1!==r.defaultLabelsVisible,s.zIndex=r.zIndex||1e4,s._onMouseOver=function(e,t){s.fire("mouseOver",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s._onMouseLeave=function(e,t){s.fire("mouseLeave",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s._onContextMenu=function(e,t){s.fire("contextMenu",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new lt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,s=t.corner,r=t.target,n=new ot(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:s.entity,worldPos:s.worldPos},target:{entity:r.entity,worldPos:r.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),At=function(e){g(i,at);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e.viewer.scene)).pointerLens=r.pointerLens,s.pointerCircle=new De(e.viewer),s._active=!1;var n=document.createElement("div"),o=s.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",s.markerDiv=n,s._currentAngleMeasurement=null,s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._longTouchTimeoutMs=300,s._snapping=!1!==r.snapping,s._touchState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,s=i.canvas.canvas;t.pointerLens;var r=$.vec3(),n=20,o=null;this._touchState=0;var a=$.vec2(),l=$.vec2(),u=$.vec2(),A=null,c=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};s.addEventListener("touchstart",this._onCanvasTouchStart=function(s){var u=s.touches.length;if(1===u){var d=s.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)r.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;r.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=r:(e._currentAngleMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,c())}),e._longTouchTimeoutMs),e._touchState=1,A=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentAngleMeasurement.corner.worldPos=s.worldPos,e._currentAngleMeasurement.corner.entity=s.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,c()}}),e._longTouchTimeoutMs),e._touchState=4),A=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentAngleMeasurement.target.worldPos=s.worldPos,e._currentAngleMeasurement.target.entity=s.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,c()}}),e._longTouchTimeoutMs),e._touchState=7),A=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),s.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var s=t.touches.length;if(1===s&&1===t.changedTouches.length){var n,a,u=t.touches[0],c=u.clientX,h=u.clientY;if(u.identifier===A)switch(l.set([c,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),r.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),r.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==s&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==s&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),s.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var r=s.changedTouches.length;if(1===r){var c=s.changedTouches[0],d=c.clientX,p=c.clientY;if(c.identifier===A)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"destroy",value:function(){this.deactivate(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),ct=function(e){g(i,et);var t=_(i);function i(e,s){var r;if(x(this,i),(r=t.call(this,e,s)).plugin=s.plugin,r._container=s.container,!r._container)throw"config missing: container";if(!s.markerElement&&!s.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!s.labelElement&&!s.labelHTML)throw"config missing: need either labelElement or labelHTML";return r._htmlDirty=!1,s.markerElement?(r._marker=s.markerElement,r._marker.addEventListener("click",r._onMouseClickedExternalMarker=function(){r.plugin.fire("markerClicked",b(r))}),r._marker.addEventListener("mouseenter",r._onMouseEnterExternalMarker=function(){r.plugin.fire("markerMouseEnter",b(r))}),r._marker.addEventListener("mouseleave",r._onMouseLeaveExternalMarker=function(){r.plugin.fire("markerMouseLeave",b(r))}),r._markerExternal=!0):(r._markerHTML=s.markerHTML,r._htmlDirty=!0,r._markerExternal=!1),s.labelElement?(r._label=s.labelElement,r._labelExternal=!0):(r._labelHTML=s.labelHTML,r._htmlDirty=!0,r._labelExternal=!1),r._markerShown=!!s.markerShown,r._labelShown=!!s.labelShown,r._values=s.values||{},r._layoutDirty=!0,r._visibilityDirty=!0,r._buildHTML(),r._onTick=r.scene.on("tick",(function(){r._htmlDirty&&(r._buildHTML(),r._htmlDirty=!1,r._layoutDirty=!0,r._visibilityDirty=!0),(r._layoutDirty||r._visibilityDirty)&&(r._markerShown||r._labelShown)&&(r._updatePosition(),r._layoutDirty=!1),r._visibilityDirty&&(r._marker.style.visibility=r.visible&&r._markerShown?"visible":"hidden",r._label.style.visibility=r.visible&&r._markerShown&&r._labelShown?"visible":"hidden",r._visibilityDirty=!1)})),r.on("canvasPos",(function(){r._layoutDirty=!0})),r.on("visible",(function(){r._visibilityDirty=!0})),r.setMarkerShown(!1!==s.markerShown),r.setLabelShown(s.labelShown),r.eye=s.eye?s.eye.slice():null,r.look=s.look?s.look.slice():null,r.up=s.up?s.up.slice():null,r.projection=s.projection,r}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";le.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var s=this._labelHTML||"<p></p>";le.isArray(s)&&(s=s.join("")),s=this._renderTemplate(s.trim());var r=document.createRange().createContextualFragment(s);this._label=r.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=this.scene.canvas.boundary,t=e[0],i=e[1],s=this.canvasPos;this._marker.style.left=Math.floor(t+s[0])-12+"px",this._marker.style.top=Math.floor(i+s[1])-12+"px",this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;this._label.style.left=20+Math.floor(t+s[0]+20)+"px",this._label.style.top=Math.floor(i+s[1]+-17)+"px",this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):this._marker.parentNode.removeChild(this._marker)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),ht=$.vec3(),dt=$.vec3(),pt=$.vec3(),ft=function(e){g(i,Se);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,"Annotations",e))._labelHTML=s.labelHTML||"<div></div>",r._markerHTML=s.markerHTML||"<div></div>",r._container=s.container||document.body,r._values=s.values||{},r.annotations={},r.surfaceOffset=s.surfaceOffset,r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t,i,s=this;if(this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id),e.pickResult=e.pickResult||e.pickRecord,e.pickResult){var r=e.pickResult;if(r.worldPos&&r.worldNormal){var n=$.normalizeVec3(r.worldNormal,ht),o=$.mulVec3Scalar(n,this._surfaceOffset,dt);t=$.addVec3(r.worldPos,o,pt),i=r.entity}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}else t=e.worldPos,i=e.entity;var a=null;e.markerElementId&&((a=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var l=null;e.labelElementId&&((l=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var u=new ct(this.viewer.scene,{id:e.id,plugin:this,entity:i,worldPos:t,container:this._container,markerElement:a,labelElement:l,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:le.apply(e.values,le.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return this.annotations[u.id]=u,u.on("destroyed",(function(){delete s.annotations[u.id],s.fire("annotationDestroyed",u.id)})),this.fire("annotationCreated",u.id),u}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),vt=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._canvas=r.canvas,s._element=null,s._isCustom=!1,r.elementId&&(s._element=document.getElementById(r.elementId),s._element?s._adjustPosition():s.error("Can't find given Spinner HTML element: '"+r.elementId+"' - will automatically create default element")),s._element||s._createDefaultSpinner(),s.processes=0,s}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),gt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],mt=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._backgroundColor=$.vec3([r.backgroundColor?r.backgroundColor[0]:1,r.backgroundColor?r.backgroundColor[1]:1,r.backgroundColor?r.backgroundColor[2]:1]),s._backgroundColorFromAmbientLight=!!r.backgroundColorFromAmbientLight,s.canvas=r.canvas,s.gl=null,s.webgl2=!1,s.transparent=!!r.transparent,s.contextAttr=r.contextAttr||{},s.contextAttr.alpha=s.transparent,s.contextAttr.preserveDrawingBuffer=!!s.contextAttr.preserveDrawingBuffer,s.contextAttr.stencil=!1,s.contextAttr.premultipliedAlpha=!!s.contextAttr.premultipliedAlpha,s.contextAttr.antialias=!1!==s.contextAttr.antialias,s.resolutionScale=r.resolutionScale,s.canvas.width=Math.round(s.canvas.clientWidth*s._resolutionScale),s.canvas.height=Math.round(s.canvas.clientHeight*s._resolutionScale),s.boundary=[s.canvas.offsetLeft,s.canvas.offsetTop,s.canvas.clientWidth,s.canvas.clientHeight],s._initWebGL(r);var n=b(s);s.canvas.addEventListener("webglcontextlost",s._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),s.canvas.addEventListener("webglcontextrestored",s._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(s.canvas),s._tick=s.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),s._spinner=new vt(s.scene,{canvas:s.canvas,elementId:r.spinnerElementId}),s}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+$.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<gt.length;e++)try{this.gl=this.canvas.getContext(gt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",s=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,s.call(this,e))};var r={},n=t.bindTexture;t.bindTexture=function(e,t){r[i]!==t&&(r[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(w(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(){function e(t){x(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=$.vec3(),this.snapPickOrigin=$.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Re(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var s=this.pickViewMatrix||this._scene.camera.viewMatrix;Re(s,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=$.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),yt={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},bt=document.createElement("canvas");if(bt){var wt=bt.getContext("webgl",{antialias:!0})||bt.getContext("experimental-webgl",{antialias:!0});yt.WEBGL=!!wt,yt.WEBGL&&(yt.ANTIALIAS=wt.getContextAttributes().antialias,wt.getShaderPrecisionFormat?wt.getShaderPrecisionFormat(wt.FRAGMENT_SHADER,wt.HIGH_FLOAT).precision>0?yt.FS_MAX_FLOAT_PRECISION="highp":wt.getShaderPrecisionFormat(wt.FRAGMENT_SHADER,wt.MEDIUM_FLOAT).precision>0?yt.FS_MAX_FLOAT_PRECISION="mediump":yt.FS_MAX_FLOAT_PRECISION="lowp":yt.FS_MAX_FLOAT_PRECISION="mediump",yt.DEPTH_BUFFER_BITS=wt.getParameter(wt.DEPTH_BITS),yt.MAX_TEXTURE_SIZE=wt.getParameter(wt.MAX_TEXTURE_SIZE),yt.MAX_CUBE_MAP_SIZE=wt.getParameter(wt.MAX_CUBE_MAP_TEXTURE_SIZE),yt.MAX_RENDERBUFFER_SIZE=wt.getParameter(wt.MAX_RENDERBUFFER_SIZE),yt.MAX_TEXTURE_UNITS=wt.getParameter(wt.MAX_COMBINED_TEXTURE_IMAGE_UNITS),yt.MAX_TEXTURE_IMAGE_UNITS=wt.getParameter(wt.MAX_TEXTURE_IMAGE_UNITS),yt.MAX_VERTEX_ATTRIBS=wt.getParameter(wt.MAX_VERTEX_ATTRIBS),yt.MAX_VERTEX_UNIFORM_VECTORS=wt.getParameter(wt.MAX_VERTEX_UNIFORM_VECTORS),yt.MAX_FRAGMENT_UNIFORM_VECTORS=wt.getParameter(wt.MAX_FRAGMENT_UNIFORM_VECTORS),yt.MAX_VARYING_VECTORS=wt.getParameter(wt.MAX_VARYING_VECTORS),wt.getSupportedExtensions().forEach((function(e){yt.SUPPORTED_EXTENSIONS[e]=!0})))}var Bt=function(){function e(){x(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),xt=function(){function e(t,i,s){if(x(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,s),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var r=s.split("\n"),n=[],o=0;o<r.length;o++)n.push(o+1+": "+r[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Pt=C((function e(t,i){x(this,e),this.bindTexture=function(e,s){return!!e.bind(s)&&(t.uniform1i(i,s),!0)}})),Ct=function(){function e(t,i){x(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Mt=new Q({});function Ft(e){for(var t,i,s=[],r=0,n=e.length;r<n;r++)(i=(t=e[r]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),s.push(t);return s.join("\n")}function Et(e){console.error(e.join("\n"))}var kt=function(){function e(t,i){x(this,e),this.id=Mt.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new xt(e,e.VERTEX_SHADER,Ft(this.source.vertex)),this._fragmentShader=new xt(e,e.FRAGMENT_SHADER,Ft(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Et(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Et(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Et(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Et(this.errors);var t,i,s,r,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Et(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(s=e.getActiveUniform(this.handle,i))&&("\0"===(r=s.name)[r.length-1]&&(r=r.substr(0,r.length-1)),n=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Pt(e,n):this.uniforms[r]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Ct(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var s=this.samplers[e];return!!s&&s.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Mt.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),It=function(){function e(t,i,s,r,n,o,a,l,u){switch(x(this,e),this._gl=t,this.type=i,this.allocated=!1,s.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=r,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(s)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),Dt=function(){function e(t,i){x(this,e),this.scene=t,this.aabb=$.AABB3(),this.origin=$.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].worldPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;$.collapseAABB3(e),$.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(this.positions);this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],A=l[1];u+10<0||A+10<0||u-10>s||A-10>r?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=A):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var s=e[i];if(s.active){var r=$.planeAABB3Intersect(s.dir,s.dist,this.aabb);if(-1===r)return void(this.culledBySectionPlanes=!0);var n=0===r;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),St=$.vec3([1,0,0]),Tt=$.vec3(),Rt=function(){function e(t,i){var s=this;x(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){s._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){s._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){s._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new Dt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var s=this._occlusionLayers[i];s||(s=new Dt(this._scene,e.origin),this._occlusionLayers[i]=t,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}else e.error("Marker has not been added to OcclusionTester")}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):i.push("clipPos.z += -0.001;"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new kt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=i.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var A=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Re(r.viewMatrix,A));var c=s.sectionPlanes.length;if(c>0)for(var h=s.sectionPlanes,d=0;d<c;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,Ne(v.dist,v.dir,A,Tt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*St[0],i=255*St[1],s=255*St[2],r=0,n=this._occlusionLayersList.length;r<n;r++)for(var o=this._occlusionLayersList[r],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,A=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),c=A[0]===t&&A[1]===i&&A[2]===s;l._setVisible(c)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Lt=$.vec2(),Ut=function(){function e(t){x(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=$.mat4();return function(){return e&&$.inverseMat4(r.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,s=this._program,r=this._scene,n=r.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=r.camera.project._state,u=l.near,A=l.far,c=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===r.camera.projection;Lt[0]=o,Lt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),s.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,A),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,c),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(A/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Lt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();s.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new kt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new It(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new It(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new It(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),Ot=new Float32Array(Gt(17,[0,1])),Nt=new Float32Array(Gt(17,[1,0])),Qt=new Float32Array(function(e,t){for(var i=[],s=0;s<=e;s++)i.push(jt(s,t));return i}(17,4)),Vt=new Float32Array(2),Ht=function(){function e(t){x(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new kt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new It(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new It(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var s=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;s._scene.camera.on("projMatrix",(function(){e=!0}));var t=$.mat4();return function(){return e&&$.inverseMat4(o.camera.projMatrix,t),t}}());var r=this._scene.canvas.gl,n=this._program,o=this._scene,a=r.drawingBufferWidth,l=r.drawingBufferHeight,u=o.camera.project._state,A=u.near,c=u.far;r.viewport(0,0,a,l),r.clearColor(0,0,0,1),r.enable(r.DEPTH_TEST),r.disable(r.BLEND),r.frontFace(r.CCW),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),n.bind(),Vt[0]=a,Vt[1]=l,r.uniform2fv(this._uViewport,Vt),r.uniform1f(this._uCameraNear,A),r.uniform1f(this._uCameraFar,c),r.uniform1f(this._uDepthCutoff,.01),0===i?r.uniform2fv(this._uSampleOffsets,Nt):r.uniform2fv(this._uSampleOffsets,Ot),r.uniform1fv(this._uSampleWeights,Qt);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),r.drawElements(r.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function jt(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function Gt(e,t){for(var i=[],s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}var zt=function(){function e(t,i,s){x(this,e),s=s||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=s.size,this._hasDepthTexture=!!s.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}},{key:"_touch",value:function(){var e,t,i=this,s=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=s.drawingBufferWidth,t=s.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return s.deleteTexture(e)})),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}for(var r,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,A(a.map((function(s){return i.createTexture(e,t,s)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(r=s.createTexture(),s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,e,t,0,s.DEPTH_COMPONENT,s.FLOAT,null));var u=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,u),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,e,t);var c=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,c);for(var h=0;h<n.length;h++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+h,s.TEXTURE_2D,n[h],0);if(a.length>0&&s.drawBuffers(n.map((function(e,t){return s.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,r,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,u),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,c),!s.isFramebuffer(c))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);var d=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(d){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:r,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new r(n),A=this.gl;return A.readBuffer(A.COLOR_ATTACHMENT0+o),A.readPixels(a,l,1,1,i||A.RGBA,s||A.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*s),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+r),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,A=new Uint8Array(4*o),c=0;c<l;++c){var h=c*u,d=(a-c-1)*u;A.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(A,d)}return r.data.set(i),n.putImageData(r,0,0),s}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,s),n.data.set(s),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(r,0,-u,l,u),o.restore();var A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL("image/".concat(A))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,s=this.buffer.height,r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=s,r={pixelData:new e(i*s*t),canvas:n,context:o,imageData:o.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),Wt=function(){function e(t){x(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,s=i[e];return s||(s=new zt(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function Kt(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var Xt=function(e,t){t=t||{};var i=new _t(e),s=e.canvas.canvas,r=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new Q({}),l={},u={},A=!0,c=!0,h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=new Wt(e),_=!1,y=new Ut(e),b=new Ht(e);function w(){A&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,s=t.drawableListPreCull,r=0;for(var n in i)i.hasOwnProperty(n)&&(s[r++]=i[n]);s.length=r}}(),A=!1,c=!0),c&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e];t.isStateSortable&&t.drawableListPreCull.sort(t.stateSortCompare)}}(),c=!1,h=!0),h&&function(){for(var e in l)if(l.hasOwnProperty(e)){for(var t=l[e],i=t.drawableListPreCull,s=t.drawableList,r=0,n=0,o=i.length;n<o;n++){var a=i[n];a.rebuildRenderFlags(),a.renderFlags.culled||(s[r++]=a)}s.length=r}}()}function B(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var s in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,1),r.enable(r.DEPTH_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(s))for(var n=l[s].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function x(t,s,n,o,u,A){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=A.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!u.pickInvisible,i.pickClipPos=[k(s[0]*c,r.drawingBufferWidth),I(s[1]*c,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.depthMask(!0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);var h=u.includeEntityIds,d=u.excludeEntityIds;for(var p in l)if(l.hasOwnProperty(p))for(var f=l[p].drawableList,v=0,g=f.length;v<g;v++){var m=f[v];!m.drawPickMesh||!0!==u.pickInvisible&&!1===m.visible||!1===m.pickable||(h&&!h[m.id]||d&&d[m.id]||m.drawPickMesh(i))}var _=t.read(0,0),y=_[0]+(_[1]<<8)+(_[2]<<16)+(_[3]<<24);if(!(y<0))return a.items[y]}function P(t,s,n,o,a,l){if(s.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[k(n[0]*u,r.drawingBufferWidth),I(n[1]*u,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),s.drawPickTriangles(i);var A=t.read(0,0),c=A[0]+256*A[1]+256*A[2]*256+256*A[3]*256*256;c*=3,l.primIndex=c}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!Kt(r,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!Kt(r,"WEBGL_compressed_texture_etc"),dxtSupported:!!Kt(r,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!Kt(r,"EXT_texture_compression_bptc"),pvrtcSupported:!(!Kt(r,"WEBGL_compressed_texture_pvrtc")&&!Kt(r,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){d=e,h=!0},this.setEdgesEnabled=function(e){p=e,h=!0},this.setSAOEnabled=function(e){f=e,h=!0},this.setPBREnabled=function(e){v=e,h=!0},this.setColorTextureEnabled=function(e){g=e,h=!0},this.needStateSort=function(){c=!0},this.shadowsDirty=function(){},this.imageDirty=function(){h=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){y.init(),b.init(),h=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var s=l[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=s),s.count++,s.drawableMap[e]=t,u[e]=t,A=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,s=l[i];--s.count<=0?delete l[i]:delete s.drawableMap[e],delete u[e],A=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),n)r.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;r.clearColor(i[0],i[1],i[2],1)}r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT)},this.needsRender=function(){return h||A||c},this.render=function(t){(t=t||{}).force&&(h=!0),w(),h&&(!function(t){var s=e.sao;f&&s.possible&&function(t){var s=e.sao,n=m.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.enable(r.CULL_FACE),r.depthMask(!0),!1!==e.clear&&r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);for(var t in l)if(l.hasOwnProperty(t))for(var s=l[t].drawableList,n=0,o=s.length;n<o;n++){var a=s[n];!0!==a.culled&&!1!==a.visible&&a.drawDepth&&a.saoEnabled&&(a.renderFlags.colorOpaque&&a.drawDepth(i))}}(t),n.unbind();var o=m.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),y.render(n),o.unbind(),s.blur){var a=m.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),b.render(n,o,0),a.unbind(),o.bind(),o.clear(),b.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,s=t.length;i<s;i++){var r=t[i];r.castsShadow&&B(r)}})(),function(t){var s=[],a=[],u=[],A=[],c=[],h=[],_=[],y=[],b=[],w=[],B=[],x=[],P=[],C=[],M=[],F=[],E=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=v&&!!e.pbrEnabled,i.colorTextureEnabled=g&&!!e.colorTextureEnabled,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),n)r.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?E:e.canvas.backgroundColor;r.clearColor(k[0],k[1],k[2],1)}r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.enable(r.CULL_FACE),r.depthMask(!0),r.lineWidth(1),i.lineWidth=1;var I,D,S,T=e.sao.possible;if(f&&T){var R=m.getRenderBuffer("saoOcclusion");i.occlusionTexture=R?R.getTexture():null}else i.occlusionTexture=null;var L=Date.now();!1!==t.clear&&r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);var U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0;for(var $ in l)if(l.hasOwnProperty($)){var ee=l[$].drawableList;for(I=0,D=ee.length;I<D;I++)if(!0!==(S=ee[I]).culled&&!1!==S.visible){var te=S.renderFlags;te.colorOpaque&&(f&&T&&S.saoEnabled?s[U++]=S:S.drawColorOpaque(i)),d&&te.colorTransparent&&(u[N++]=S),te.xrayedSilhouetteTransparent&&(_[j++]=S),te.xrayedSilhouetteOpaque&&(c[V++]=S),te.highlightedSilhouetteTransparent&&(B[K++]=S),te.highlightedSilhouetteOpaque&&(b[z++]=S),te.selectedSilhouetteTransparent&&(M[Z++]=S),te.selectedSilhouetteOpaque&&(P[J++]=S),S.edges&&p&&(te.edgesOpaque&&(a[O++]=S),te.edgesTransparent&&(A[Q++]=S),te.selectedEdgesTransparent&&(F[q++]=S),te.selectedEdgesOpaque&&(C[Y++]=S),te.xrayedEdgesTransparent&&(y[G++]=S),te.xrayedEdgesOpaque&&(h[H++]=S),te.highlightedEdgesTransparent&&(x[X++]=S),te.highlightedEdgesOpaque&&(w[W++]=S))}}if(U>0)for(i.withSAO=!0,I=0;I<U;I++)s[I].drawColorOpaque(i);if(O>0)for(I=0;I<O;I++)a[I].drawEdgesColorOpaque(i);if(V>0)for(I=0;I<V;I++)c[I].drawSilhouetteXRayed(i);if(H>0)for(I=0;I<H;I++)h[I].drawEdgesXRayed(i);if(j>0||G>0||N>0||Q>0){if(r.enable(r.CULL_FACE),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):(r.blendEquation(r.FUNC_ADD),r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||r.depthMask(!1),(N>0||Q>0)&&r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),Q>0)for(I=0;I<Q;I++)(S=A[I]).drawEdgesColorTransparent(i);if(N>0)for(I=0;I<N;I++)(S=u[I]).drawColorTransparent(i);if(G>0)for(I=0;I<G;I++)y[I].drawEdgesXRayed(i);if(j>0)for(I=0;I<j;I++)_[I].drawSilhouetteXRayed(i);r.disable(r.BLEND),o||r.depthMask(!0)}if(z>0||W>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),W>0)for(I=0;I<W;I++)w[I].drawEdgesHighlighted(i);if(z>0)for(I=0;I<z;I++)b[I].drawSilhouetteHighlighted(i)}if(K>0||X>0||z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),r.enable(r.CULL_FACE),X>0)for(I=0;I<X;I++)x[I].drawEdgesHighlighted(i);if(K>0)for(I=0;I<K;I++)B[I].drawSilhouetteHighlighted(i);r.disable(r.BLEND)}if(J>0||Y>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),Y>0)for(I=0;I<Y;I++)C[I].drawEdgesSelected(i);if(J>0)for(I=0;I<J;I++)P[I].drawSilhouetteSelected(i)}if(Z>0||q>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),r.enable(r.CULL_FACE),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),q>0)for(I=0;I<q;I++)F[I].drawEdgesSelected(i);if(Z>0)for(I=0;I<Z;I++)M[I].drawSilhouetteSelected(i);r.disable(r.BLEND)}var ie=Date.now(),re=se.frame;re.renderTime=(ie-L)/1e3,re.drawElements=i.drawElements,re.drawArrays=i.drawArrays,re.useProgram=i.useProgram,re.bindTexture=i.bindTexture,re.bindArray=i.bindArray;for(var ne=yt.MAX_TEXTURE_IMAGE_UNITS,oe=0;oe<ne;oe++)r.activeTexture(r.TEXTURE0+oe);r.bindTexture(r.TEXTURE_CUBE_MAP,null),r.bindTexture(r.TEXTURE_2D,null);for(var ae=yt.MAX_VERTEX_ATTRIBS,le=0;le<ae;le++)r.disableVertexAttribArray(le)}(t)}(t),se.frame.frameCount++,h=!1)},this.pick=function(){var t=$.vec3();$.mat4();var i=$.mat4(),r=$.vec3(),n=$.vec3([0,1,0]),o=new Bt,a=$.vec2(),u=$.vec3(),A=$.vec3(),c=$.vec3();return $.vec3(),$.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),w();var f=null,v=null;for(var g in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix):(A.set(h.origin||[0,0,0]),c.set(h.direction||[0,0,1]),d=$.addVec3(A,c,t),r[0]=Math.random(),r[1]=Math.random(),r[2]=Math.random(),$.normalizeVec3(r),$.cross3Vec3(c,r,n),f=$.lookAtMat4v(A,d,n,i),v=e.camera.ortho.matrix,p.origin=A,p.direction=c),u[0]=.5*s.clientWidth,u[1]=.5*s.clientHeight),l)if(l.hasOwnProperty(g))for(var _=l[g].drawableList,y=0,b=_.length;y<b;y++){var B=_[y];B.setPickMatrices&&B.setPickMatrices(f,v)}var C=m.getRenderBuffer("pick",{size:[1,1]});C.bind();var F=x(C,u,f,v,h,p);if(!F)return C.unbind(),null;var E=F.delegatePickedEntity?F.delegatePickedEntity():F;return E?(h.pickSurface&&(F.canPickTriangle&&F.canPickTriangle()?(P(C,F,u,f,v,p),F.pickTriangleSurface(f,v,p),p.pickSurfacePrecision=!1):F.canPickWorldPos&&F.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,M(C,F,u,f,v,a,p),!1!==h.pickSurfaceNormal&&D(C,F,u,f,v,p),p.pickSurfacePrecision=!1)),C.unbind(),p.entity=E,p):(C.unbind(),null)}}();var C,M=function(){var t=$.vec4(),n=$.vec4(),o=$.vec4(),a=$.vec4(),l=$.vec4(),u=$.mat4(),A=$.mat4(),c=$.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[k(p[0]*_,r.drawingBufferWidth),I(p[1]*_,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.clearColor(0,0,0,0),r.depthMask(!0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return $.dotVec4(t,i)}(h.read(0,0)),w=(p[0]-s.clientWidth/2)/(s.clientWidth/2),B=-(p[1]-s.clientHeight/2)/(s.clientHeight/2),x=d.origin;if(x){var P=Re(f,x,u);y=$.mulMat4(v,P,A)}else y=$.mulMat4(v,f,A);var C=$.inverseMat4(y,c);t[0]=w,t[1]=B,t[2]=-1,t[3]=1;var M=$.transformVec4(C,t);M=$.mulVec4Scalar(M,1/M[3]),n[0]=w,n[1]=B,n[2]=1,n[3]=1;var F=$.transformVec4(C,n);F=$.mulVec4Scalar(F,1/F[3]);var E=$.subVec3(F,M,o),D=$.addVec3(M,$.mulVec4Scalar(E,b,a),l);x&&$.addVec3(D,x),m.worldPos=D}}();function F(e){for(var t in e.snapPickLayerParams=[],e.snapPickLayerNumber=0,l)for(var i=l[t].drawableList,s=0,r=i.length;s<r;s++){var n=i[s];n.drawSnapInit&&!n.culled&&n.visible&&n.pickable&&n.drawSnapInit(e)}return e.snapPickLayerParams}function E(e){for(var t in e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length,l)for(var i=l[t].drawableList,s=0,r=i.length;s<r;s++){var n=i[s];n.drawSnap&&!n.culled&&n.visible&&n.pickable&&n.drawSnap(e)}return e.snapPickLayerParams}function k(e,t){return e/t*2-1}function I(e,t){return 1-e/t*2}function D(t,s,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[k(n[0]*u,r.drawingBufferWidth),I(n[1]*u,r.drawingBufferHeight)];var A=m.getRenderBuffer("pick-normal",{size:[3,3]});A.bind(r.RGBA32I),r.viewport(0,0,A.size[0],A.size[1]),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.DEPTH_BUFFER_BIT),r.clearBufferiv(r.COLOR,0,new Int32Array([0,0,0,0])),s.drawPickNormals(i);var c=A.read(1,1,r.RGBA_INTEGER,r.INT,Int32Array,4);A.unbind();var h=[c[0]/$.MAX_INT,c[1]/$.MAX_INT,c[2]/$.MAX_INT];$.normalizeVec3(h),l.worldNormal=h}this.snapPick=(C=new Bt,function(t,s,n,o){var u=arguments.length>4&&void 0!==arguments[4]?arguments[4]:C;if(!n&&!o)return this.pick({canvasPos:t,pickSurface:!0});var A=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far,s=s||30;var c=m.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*s+1,2*s+1]});i.snapVectorA=[k(t[0]*A,r.drawingBufferWidth),I(t[1]*A,r.drawingBufferHeight)],i.snapInvVectorAB=[r.drawingBufferWidth/(2*s),r.drawingBufferHeight/(2*s)],c.bind(r.RGBA32I,r.RGBA32I,r.RGBA8UI),r.viewport(0,0,c.size[0],c.size[1]),r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.disable(r.CULL_FACE),r.depthMask(!0),r.disable(r.BLEND),r.depthFunc(r.LEQUAL),r.clear(r.DEPTH_BUFFER_BIT),r.clearBufferiv(r.COLOR,0,new Int32Array([0,0,0,0])),r.clearBufferiv(r.COLOR,1,new Int32Array([0,0,0,0])),r.clearBufferuiv(r.COLOR,2,new Uint32Array([0,0,0,0]));var h=e.camera.viewMatrix,d=e.camera.projMatrix;for(var p in l)if(l.hasOwnProperty(p))for(var f=l[p].drawableList,v=0,g=f.length;v<g;v++){var _=f[v];_.setPickMatrices&&_.setPickMatrices(h,d)}r.drawBuffers([r.COLOR_ATTACHMENT0,r.COLOR_ATTACHMENT1,r.COLOR_ATTACHMENT2]);var y=F(i),b=[];i.snapPickLayerParams=b,r.depthMask(!1),r.drawBuffers([r.COLOR_ATTACHMENT0]),n&&o?(i.snapMode="edge",E(i),i.snapMode="vertex",i.snapPickLayerNumber++,E(i)):(i.snapMode=n?"vertex":"edge",E(i)),r.depthMask(!0);var w=c.readArray(r.RGBA_INTEGER,r.INT,Int32Array,4),B=c.readArray(r.RGBA_INTEGER,r.INT,Int32Array,4,1),x=c.readArray(r.RGBA_INTEGER,r.UNSIGNED_INT,Uint32Array,4,2);c.unbind();var P=null,M=s,D=s,S=4*M+D*c.size[0]*4,T=w.slice(S,S+4),R=B.slice(S,S+4),L=x.slice(S,S+4);if(0!==T[3]){var U=y[Math.abs(T[3])%y.length],O=U.origin,N=U.coordinateScale;P=[T[0]*N[0]+O[0],T[1]*N[1]+O[1],T[2]*N[2]+O[2]],$.normalizeVec3([R[0]/$.MAX_INT,R[1]/$.MAX_INT,R[2]/$.MAX_INT]);var Q=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);a.items[Q]}for(var V=[],H=0;H<w.length;H+=4)if(w[H+3]>0){var j=Math.floor(H/4),G=c.size[0],z=j%G-Math.floor(G/2),W=Math.floor(j/G)-Math.floor(G/2),K=Math.sqrt(Math.pow(z,2)+Math.pow(W,2));V.push({x:z,y:W,dist:K,isVertex:n&&o?w[H+3]>b.length/2:n,result:[w[H+0],w[H+1],w[H+2],w[H+3]],normal:[B[H+0],B[H+1],B[H+2],B[H+3]],id:[x[H+0],x[H+1],x[H+2],x[H+3]]})}var X=null,J=null,Y=null,Z=null;if(V.length>0){V.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),Z=V[0].isVertex?"vertex":"edge";var q=V[0].result,ee=V[0].normal,te=V[0].id,ie=b[q[3]],se=ie.origin,re=ie.coordinateScale;J=$.normalizeVec3([ee[0]/$.MAX_INT,ee[1]/$.MAX_INT,ee[2]/$.MAX_INT]),X=[q[0]*re[0]+se[0],q[1]*re[1]+se[1],q[2]*re[2]+se[2]],Y=a.items[te[0]+(te[1]<<8)+(te[2]<<16)+(te[3]<<24)]}if(null===P&&null==X)return null;var ne=null;null!==X&&(ne=e.camera.projectWorldPos(X));var oe=Y&&Y.delegatePickedEntity?Y.delegatePickedEntity():Y;return u.reset(),u.snappedToEdge="edge"===Z,u.snappedToVertex="vertex"===Z,u.worldPos=X,u.worldNormal=J,u.entity=oe,u.canvasPos=t,u.snappedCanvasPos=ne||t,u}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Rt(e,m),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){for(var e in w(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(e))for(var t=l[e].drawableList,s=0,n=t.length;s<n;s++){var o=t[s];o.drawOcclusion&&!0!==o.culled&&!1!==o.visible&&!1!==o.pickable&&o.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){var r,n,o,a,l=m.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)o=2*n,a=4*n,r=l.read(e[o],e[o+1]),t[a]=r[0],t[a+1]=r[1],t[a+2]=r[2],t[a+3]=r[3];l.unbind(),h=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=m.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),_=!0},this.renderSnapshot=function(){_&&(m.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),h=!0)},this.readSnapshot=function(e){return m.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return m.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){_&&(m.getRenderBuffer("snapshot").unbind(),_=!1)},this.destroy=function(){l={},u={},m.destroy(),y.destroy(),b.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},Jt=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).KEY_BACKSPACE=8,s.KEY_TAB=9,s.KEY_ENTER=13,s.KEY_SHIFT=16,s.KEY_CTRL=17,s.KEY_ALT=18,s.KEY_PAUSE_BREAK=19,s.KEY_CAPS_LOCK=20,s.KEY_ESCAPE=27,s.KEY_PAGE_UP=33,s.KEY_PAGE_DOWN=34,s.KEY_END=35,s.KEY_HOME=36,s.KEY_LEFT_ARROW=37,s.KEY_UP_ARROW=38,s.KEY_RIGHT_ARROW=39,s.KEY_DOWN_ARROW=40,s.KEY_INSERT=45,s.KEY_DELETE=46,s.KEY_NUM_0=48,s.KEY_NUM_1=49,s.KEY_NUM_2=50,s.KEY_NUM_3=51,s.KEY_NUM_4=52,s.KEY_NUM_5=53,s.KEY_NUM_6=54,s.KEY_NUM_7=55,s.KEY_NUM_8=56,s.KEY_NUM_9=57,s.KEY_A=65,s.KEY_B=66,s.KEY_C=67,s.KEY_D=68,s.KEY_E=69,s.KEY_F=70,s.KEY_G=71,s.KEY_H=72,s.KEY_I=73,s.KEY_J=74,s.KEY_K=75,s.KEY_L=76,s.KEY_M=77,s.KEY_N=78,s.KEY_O=79,s.KEY_P=80,s.KEY_Q=81,s.KEY_R=82,s.KEY_S=83,s.KEY_T=84,s.KEY_U=85,s.KEY_V=86,s.KEY_W=87,s.KEY_X=88,s.KEY_Y=89,s.KEY_Z=90,s.KEY_LEFT_WINDOW=91,s.KEY_RIGHT_WINDOW=92,s.KEY_SELECT_KEY=93,s.KEY_NUMPAD_0=96,s.KEY_NUMPAD_1=97,s.KEY_NUMPAD_2=98,s.KEY_NUMPAD_3=99,s.KEY_NUMPAD_4=100,s.KEY_NUMPAD_5=101,s.KEY_NUMPAD_6=102,s.KEY_NUMPAD_7=103,s.KEY_NUMPAD_8=104,s.KEY_NUMPAD_9=105,s.KEY_MULTIPLY=106,s.KEY_ADD=107,s.KEY_SUBTRACT=109,s.KEY_DECIMAL_POINT=110,s.KEY_DIVIDE=111,s.KEY_F1=112,s.KEY_F2=113,s.KEY_F3=114,s.KEY_F4=115,s.KEY_F5=116,s.KEY_F6=117,s.KEY_F7=118,s.KEY_F8=119,s.KEY_F9=120,s.KEY_F10=121,s.KEY_F11=122,s.KEY_F12=123,s.KEY_NUM_LOCK=144,s.KEY_SCROLL_LOCK=145,s.KEY_SEMI_COLON=186,s.KEY_EQUAL_SIGN=187,s.KEY_COMMA=188,s.KEY_DASH=189,s.KEY_PERIOD=190,s.KEY_FORWARD_SLASH=191,s.KEY_GRAVE_ACCENT=192,s.KEY_OPEN_BRACKET=219,s.KEY_BACK_SLASH=220,s.KEY_CLOSE_BRACKET=221,s.KEY_SINGLE_QUOTE=222,s.KEY_SPACE=32,s.element=r.element,s.altDown=!1,s.ctrlDown=!1,s.mouseDownLeft=!1,s.mouseDownMiddle=!1,s.mouseDownRight=!1,s.keyDown=[],s.enabled=!0,s.keyboardEnabled=!0,s.mouseover=!1,s.mouseCanvasPos=$.vec2(),s._keyboardEventsElement=r.keyboardEventsElement||document,s._bindEvents(),s}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,s){if(e.enabled){var r=Math.max(-1,Math.min(1,40*-t.deltaY));i(r)}},{passive:!0});var s,r;this.on("mousedown",(function(e){s=e[0],r=e[1]})),this.on("mouseup",(function(t){s>=t[0]-2&&s<=t[0]+2&&r>=t[1]-2&&r<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("wheel",this._mouseWheelListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getMouseCanvasPos",value:function(e){if(e){for(var t=e.target,i=0,s=0;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-s}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),Yt=new Q({}),Zt=function(){function e(t){for(var i in x(this,e),this.id=Yt.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){Yt.removeItem(this.id)}}]),e}(),qt=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({boundary:[0,0,100,100]}),s.boundary=r.boundary,s.autoBoundary=r.autoBoundary,s}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),$t=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s._fov=60,s._canvasResized=s.scene.canvas.on("boundary",s._needUpdate,b(s)),s.fov=r.fov,s.fovAxis=r.fovAxis,s.near=r.near,s.far=r.far,s}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),$.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),ei=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s.scale=r.scale,s.near=r.near,s.far=r.far,s._onCanvasBoundary=s.scene.canvas.on("boundary",s._needUpdate,b(s)),s}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,s,r=this.scene,n=.5*this._scale,o=r.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,s=-n/u):(e=-n*u,t=n*u,i=n,s=-n),$.orthoMat4c(e,t,s,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),ti=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._left=-1,s._right=1,s._bottom=-1,s._top=1,s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s.left=r.left,s.right=r.right,s.bottom=r.bottom,s.top=r.top,s.near=r.near,s.far=r.far,s}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){$.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),ii=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4()}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!1,s.matrix=r.matrix,s}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),si=$.vec3(),ri=$.vec3(),ni=$.vec3(),oi=$.vec3(),ai=$.vec3(),li=$.vec3(),ui=$.vec4(),Ai=$.vec4(),ci=$.vec4(),hi=$.mat4(),di=$.mat4(),pi=$.vec3(),fi=$.vec3(),vi=$.vec3(),gi=$.vec3(),mi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({deviceMatrix:$.mat4(),hasDeviceMatrix:!1,matrix:$.mat4(),normalMatrix:$.mat4(),inverseMatrix:$.mat4()}),s._perspective=new $t(b(s)),s._ortho=new ei(b(s)),s._frustum=new ti(b(s)),s._customProjection=new ii(b(s)),s._project=s._perspective,s._eye=$.vec3([0,0,10]),s._look=$.vec3([0,0,0]),s._up=$.vec3([0,1,0]),s._worldUp=$.vec3([0,1,0]),s._worldRight=$.vec3([1,0,0]),s._worldForward=$.vec3([0,0,-1]),s.deviceMatrix=r.deviceMatrix,s.eye=r.eye,s.look=r.look,s.up=r.up,s.worldAxis=r.worldAxis,s.gimbalLock=r.gimbalLock,s.constrainPitch=r.constrainPitch,s.projection=r.projection,s._perspective.on("matrix",(function(){"perspective"===s._projectionType&&s.fire("projMatrix",s._perspective.matrix)})),s._ortho.on("matrix",(function(){"ortho"===s._projectionType&&s.fire("projMatrix",s._ortho.matrix)})),s._frustum.on("matrix",(function(){"frustum"===s._projectionType&&s.fire("projMatrix",s._frustum.matrix)})),s._customProjection.on("matrix",(function(){"customProjection"===s._projectionType&&s.fire("projMatrix",s._customProjection.matrix)})),s}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?($.subVec3(this._eye,this._look,pi),$.normalizeVec3(pi,fi),$.mulVec3Scalar(fi,1e3,vi),$.addVec3(this._look,vi,gi),e=gi):e=this._eye,t.hasDeviceMatrix?($.lookAtMat4v(e,this._look,this._up,di),$.mulMat4(t.deviceMatrix,di,t.matrix)):$.lookAtMat4v(e,this._look,this._up,t.matrix),$.inverseMat4(this._state.matrix,this._state.inverseMatrix),$.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=$.subVec3(this._eye,this._look,si);$.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,hi),t=$.transformPoint3(hi,t,ri),this.eye=$.addVec3(this._look,t,ni),this.up=$.transformPoint3(hi,this._up,oi)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=$.dotVec3(this._up,this._worldUp)/$.DEGTORAD)<1)){var t=$.subVec3(this._eye,this._look,si),i=$.cross3Vec3($.normalizeVec3(t,ri),$.normalizeVec3(this._up,ni));$.rotationMat4v(.0174532925*e,i,hi),t=$.transformPoint3(hi,t,oi),this.up=$.transformPoint3(hi,this._up,ai),this.eye=$.addVec3(t,this._look,li)}}},{key:"yaw",value:function(e){var t=$.subVec3(this._look,this._eye,si);$.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,hi),t=$.transformPoint3(hi,t,ri),this.look=$.addVec3(t,this._eye,ni),this._gimbalLock&&(this.up=$.transformPoint3(hi,this._up,oi))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=$.dotVec3(this._up,this._worldUp)/$.DEGTORAD)<1)){var t=$.subVec3(this._look,this._eye,si),i=$.cross3Vec3($.normalizeVec3(t,ri),$.normalizeVec3(this._up,ni));$.rotationMat4v(.0174532925*e,i,hi),this.up=$.transformPoint3(hi,this._up,li),t=$.transformPoint3(hi,t,oi),this.look=$.addVec3(t,this._eye,ai)}}},{key:"pan",value:function(e){var t,i=$.subVec3(this._eye,this._look,si),s=[0,0,0];if(0!==e[0]){var r=$.cross3Vec3($.normalizeVec3(i,[]),$.normalizeVec3(this._up,ri));t=$.mulVec3Scalar(r,e[0]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]}0!==e[1]&&(t=$.mulVec3Scalar($.normalizeVec3(this._up,ni),e[1]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]),0!==e[2]&&(t=$.mulVec3Scalar($.normalizeVec3(i,oi),e[2]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]),this.eye=$.addVec3(this._eye,s,ai),this.look=$.addVec3(this._look,s,li)}},{key:"zoom",value:function(e){var t=$.subVec3(this._eye,this._look,si),i=Math.abs($.lenVec3(t,ri)),s=Math.abs(i+e);if(!(s<.5)){var r=$.normalizeVec3(t,ni);this.eye=$.addVec3(this._look,$.mulVec3Scalar(r,s),oi)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=$.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return $.lenVec3($.subVec3(this._look,this._eye,si))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=ui,i=Ai,s=ci;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,$.mulMat4v4(this.viewMatrix,t,i),$.mulMat4v4(this.projMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;var r=this.scene.canvas.canvas,n=r.offsetWidth/2,o=r.offsetHeight/2;return[s[0]*n+n,s[1]*o+o]}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),_i=function(e){g(i,we);var t=_(i);function i(e){var s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),t.call(this,e,s)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),yi=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._shadowRenderBuf=null,s._shadowViewMatrix=null,s._shadowProjMatrix=null,s._shadowViewMatrixDirty=!0,s._shadowProjMatrixDirty=!0;var n=s.scene.camera,o=s.scene.canvas;return s._onCameraViewMatrix=n.on("viewMatrix",(function(){s._shadowViewMatrixDirty=!0})),s._onCameraProjMatrix=n.on("projMatrix",(function(){s._shadowProjMatrixDirty=!0})),s._onCanvasBoundary=o.on("boundary",(function(){s._shadowProjMatrixDirty=!0})),s._state=new Zt({type:"dir",dir:$.vec3([1,1,1]),color:$.vec3([.7,.7,.8]),intensity:1,space:r.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(s._shadowViewMatrixDirty){s._shadowViewMatrix||(s._shadowViewMatrix=$.identityMat4());var e=s.scene.camera,t=s._state.dir,i=e.look,r=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];$.lookAtMat4v(r,i,[0,1,0],s._shadowViewMatrix),s._shadowViewMatrixDirty=!1}return s._shadowViewMatrix},getShadowProjMatrix:function(){return s._shadowProjMatrixDirty&&(s._shadowProjMatrix||(s._shadowProjMatrix=$.identityMat4()),$.orthoMat4c(-40,40,-40,40,-40,80,s._shadowProjMatrix),s._shadowProjMatrixDirty=!1),s._shadowProjMatrix},getShadowRenderBuf:function(){return s._shadowRenderBuf||(s._shadowRenderBuf=new zt(s.scene.canvas.canvas,s.scene.canvas.gl,{size:[1024,1024]})),s._shadowRenderBuf}}),s.dir=r.dir,s.color=r.color,s.intensity=r.intensity,s.castsShadow=r.castsShadow,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(w(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),bi=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state={type:"ambient",color:$.vec3([.7,.7,.7]),intensity:1},s.color=r.color,s.intensity=r.intensity,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),wi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),s=t.call(this,e,r),se.memory.meshes++,s}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),se.memory.meshes--}}]),i}(),Bi=function(){var e=[],t=[],i=[],s=[],r=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=$.vec3(),A=$.vec3(),c=$.vec3(),h=$.vec3(),d=$.vec3(),p=$.vec3(),f=$.vec3();return function(v,g,m,_){!function(r,n){var o,a,l,u,A,c,h={},d=Math.pow(10,4),p=0;for(A=0,c=r.length;A<c;A+=3)o=r[A],a=r[A+1],l=r[A+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[A/3]=h[u];for(A=0,c=n.length;A<c;A++)s[A]=t[n[A]],i[s[A]]=n[A]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*s[v],_=3*s[v+1],y=3*s[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],$.decompressPosition(o,i,u),$.decompressPosition(a,i,A),$.decompressPosition(l,i,c)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],A[0]=e[_],A[1]=e[_+1],A[2]=e[_+2],c[0]=e[y],c[1]=e[y+1],c[2]=e[y+2]),$.subVec3(c,A,h),$.subVec3(u,A,d),$.cross3Vec3(h,d,p),$.normalizeVec3(p,f);var b=r[n]||(r[n]={normal:$.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,w,B,x,P,C,M,F,E,k=[],I=Math.cos($.DEGTORAD*_),D={},S=!1,T=0,R=g.length;T<R;T+=3)for(var L=T/3,U=0;U<3;U++)y=s[T+U],b=s[T+(U+1)%3],void 0===D[x=(w=Math.min(y,b))+","+(B=Math.max(y,b))]?D[x]={index1:w,index2:B,face1:L,face2:void 0}:D[x].face2=L;for(x in D)void 0!==(P=D[x]).face2&&(C=r[P.face1].normal,M=r[P.face2].normal,$.dotVec3(C,M)>I)||(F=i[P.index1],E=i[P.index2],(!S&&F>65535||E>65535)&&(S=!0),k.push(F),k.push(E));return S?new Uint32Array(k):new Uint16Array(k)}}();var xi=function(){var e=$.mat4(),t=$.mat4();return function(i,s){s=s||$.mat4();var r=i[0],n=i[1],o=i[2],a=i[3]-r,l=i[4]-n,u=i[5]-o,A=65535;return $.identityMat4(e),$.translationMat4v(i,e),$.identityMat4(t),$.scalingMat4v([a/A,l/A,u/A],t),$.mulMat4(e,t,s),s}}(),Pi=function(){var e=$.mat4(),t=$.mat4();return function(i,s,r){var n,o=new Uint16Array(i.length),a=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-s[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-s[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-s[2])*a[2])));return $.identityMat4(e),$.translationMat4v(s,e),$.identityMat4(t),$.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t),{quantized:o,decodeMatrix:$.mulMat4(e,t,$.identityMat4())}}}();var Ci=function(){var e=$.mat3(),t=$.mat3();return function(i,s,r){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-s[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-s[1])*a[1])));return $.identityMat3(e),$.translationMat3v(s,e),$.identityMat3(t),$.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t),{quantized:o,decodeMatrix:$.mulMat3(e,t,$.identityMat3())}}}();function Mi(e,t,i,s){var r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(r>=0?1:-1),a=(1-Math.abs(r))*(n>=0?1:-1);r=o,n=a}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*n+(n<0?-1:0))])}function Fi(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Ei(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var ki={getPositionsBounds:function(e){var t,i,s=new Float32Array(3),r=new Float32Array(3);for(t=0;t<3;t++)s[t]=Number.MAX_VALUE,r[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)s[i]=Math.min(s[i],e[t+i]),r[i]=Math.max(r[i],e[t+i]);return{min:s,max:r}},createPositionsDecodeMatrix:xi,compressPositions:Pi,compressPosition:function(e,t,i){var s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,s=new Float32Array(2),r=new Float32Array(2);for(t=0;t<2;t++)s[t]=Number.MAX_VALUE,r[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)s[i]=Math.min(s[i],e[t+i]),r[i]=Math.max(r[i],e[t+i]);return{min:s,max:r}},compressUVs:Ci,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,s,r,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Mi(e,o,"floor","floor"),s=r=Ei(e,o,Fi(t)),(s=Ei(e,o,Fi(t=Mi(e,o,"ceil","floor"))))>r&&(i=t,r=s),(s=Ei(e,o,Fi(t=Mi(e,o,"floor","ceil"))))>r&&(i=t,r=s),(s=Ei(e,o,Fi(t=Mi(e,o,"ceil","ceil"))))>r&&(i=t,r=s),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,s=0,r=e.length;i<r;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[s+0]=n/l,t[s+1]=o/l,t[s+2]=a/l,s+=3}return t},decompressNormal:function(e,t){var i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;var r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));var n=Math.sqrt(i*i+s*s+r*r);return t[0]=i/n,t[1]=s/n,t[2]=r/n,t}},Ii=se.memory,Di=$.AABB3(),Si=function(e){g(i,wi);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._state=new Zt({compressGeometry:!!r.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),s._numTriangles=0,s._edgeThreshold=r.edgeThreshold||10,s._edgeIndicesBuf=null,s._pickTrianglePositionsBuf=null,s._pickTriangleColorsBuf=null,s._aabbDirty=!0,s._boundingSphere=!0,s._aabb=null,s._aabbDirty=!0,s._obb=null,s._obbDirty=!0;var n=s._state,o=s.scene.canvas.gl;switch(r.primitive=r.primitive||"triangles",r.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=r.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=r.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=r.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=r.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=r.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=r.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=r.primitive;break;default:s.error("Unsupported value for 'primitive': '"+r.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=r.primitive}if(r.positions)if(s._state.compressGeometry){var a=ki.getPositionsBounds(r.positions),l=ki.compressPositions(r.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=r.positions.constructor===Float32Array?r.positions:new Float32Array(r.positions);if(r.colors&&(n.colors=r.colors.constructor===Float32Array?r.colors:new Float32Array(r.colors)),r.uv)if(s._state.compressGeometry){var u=ki.getUVBounds(r.uv),A=ki.compressUVs(r.uv,u.min,u.max);n.uv=A.quantized,n.uvDecodeMatrix=A.decodeMatrix}else n.uv=r.uv.constructor===Float32Array?r.uv:new Float32Array(r.uv);return r.normals&&(s._state.compressGeometry?n.normals=ki.compressNormals(r.normals):n.normals=r.normals.constructor===Float32Array?r.normals:new Float32Array(r.normals)),r.indices&&(n.indices=r.indices.constructor===Uint32Array||r.indices.constructor===Uint16Array?r.indices:new Uint32Array(r.indices),"triangles"===s._state.primitiveName&&(s._numTriangles=r.indices.length/3)),s._buildHash(),Ii.meshes++,s._buildVBOs(),s}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Ii.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new It(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Ii.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new It(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Ii.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new It(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Ii.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new It(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Ii.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=Bi(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Ii.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=$.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new It(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new It(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),Ii.positions+=this._pickTrianglePositionsBuf.numItems,Ii.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),ki.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var s=ki.getPositionsBounds(e),r=ki.compressPositions(e,s.min,s.max);e=r.quantized,t.positionsDecodeMatrix=r.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),ki.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),ki.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=$.AABB3()),$.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=$.OBB3()),$.positions3ToAABB3(this._state.positions,Di,this._state.positionsDecodeMatrix),$.AABB3ToOBB3(Di,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Ii.meshes--}}]),i}();function Ti(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);var r=e.center,n=r?r[0]:0,o=r?r[1]:0,a=r?r[2]:0,l=-t+n,u=-i+o,A=-s+a,c=t+n,h=i+o,d=s+a;return le.apply(e,{positions:[c,h,d,l,h,d,l,u,d,c,u,d,c,h,d,c,u,d,c,u,A,c,h,A,c,h,d,c,h,A,l,h,A,l,h,d,l,h,d,l,h,A,l,u,A,l,u,d,l,u,A,c,u,A,c,u,d,l,u,d,c,u,A,l,u,A,l,h,A,c,h,A],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Ri=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),s=t.call(this,e,r),se.memory.materials++,s}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),se.memory.materials--}}]),i}(),Li={opaque:0,mask:1,blend:2},Ui=["opaque","mask","blend"],Oi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"PhongMaterial",ambient:$.vec3([1,1,1]),diffuse:$.vec3([1,1,1]),specular:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.ambient=r.ambient,s.diffuse=r.diffuse,s.specular=r.specular,s.emissive=r.emissive,s.alpha=r.alpha,s.shininess=r.shininess,s.reflectivity=r.reflectivity,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,r.ambientMap&&(s._ambientMap=s._checkComponent("Texture",r.ambientMap)),r.diffuseMap&&(s._diffuseMap=s._checkComponent("Texture",r.diffuseMap)),r.specularMap&&(s._specularMap=s._checkComponent("Texture",r.specularMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.reflectivityMap&&(s._reflectivityMap=s._checkComponent("Texture",r.reflectivityMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.diffuseFresnel&&(s._diffuseFresnel=s._checkComponent("Fresnel",r.diffuseFresnel)),r.specularFresnel&&(s._specularFresnel=s._checkComponent("Fresnel",r.specularFresnel)),r.emissiveFresnel&&(s._emissiveFresnel=s._checkComponent("Fresnel",r.emissiveFresnel)),r.alphaFresnel&&(s._alphaFresnel=s._checkComponent("Fresnel",r.alphaFresnel)),r.reflectivityFresnel&&(s._reflectivityFresnel=s._checkComponent("Fresnel",r.reflectivityFresnel)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return Ui[this._state.alphaMode]},set:function(e){var t=Li[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ni={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},Qi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),s._preset="default",r.preset?(s.preset=r.preset,void 0!==r.fill&&(s.fill=r.fill),r.fillColor&&(s.fillColor=r.fillColor),void 0!==r.fillAlpha&&(s.fillAlpha=r.fillAlpha),void 0!==r.edges&&(s.edges=r.edges),r.edgeColor&&(s.edgeColor=r.edgeColor),void 0!==r.edgeAlpha&&(s.edgeAlpha=r.edgeAlpha),void 0!==r.edgeWidth&&(s.edgeWidth=r.edgeWidth),void 0!==r.backfaces&&(s.backfaces=r.backfaces),void 0!==r.glowThrough&&(s.glowThrough=r.glowThrough)):(s.fill=r.fill,s.fillColor=r.fillColor,s.fillAlpha=r.fillAlpha,s.edges=r.edges,s.edgeColor=r.edgeColor,s.edgeAlpha=r.edgeAlpha,s.edgeWidth=r.edgeWidth,s.backfaces=r.backfaces,s.glowThrough=r.glowThrough),s}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return Ni}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ni[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ni).join(", "))}}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Vi={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},Hi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),s._preset="default",r.preset?(s.preset=r.preset,r.edgeColor&&(s.edgeColor=r.edgeColor),void 0!==r.edgeAlpha&&(s.edgeAlpha=r.edgeAlpha),void 0!==r.edgeWidth&&(s.edgeWidth=r.edgeWidth)):(s.edgeColor=r.edgeColor,s.edgeAlpha=r.edgeAlpha,s.edgeWidth=r.edgeWidth),s.edges=!1!==r.edges,s}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return Vi}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Vi[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Vi).join(", "))}}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ji={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},Gi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._units="meters",s._scale=1,s._origin=$.vec3([0,0,0]),s.units=r.units,s.scale=r.scale,s.origin=r.origin,s}return C(i,[{key:"unitsInfo",get:function(){return ji}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),ji[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),zi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._supported=yt.SUPPORTED_EXTENSIONS.OES_standard_derivatives,s.enabled=r.enabled,s.kernelRadius=r.kernelRadius,s.intensity=r.intensity,s.bias=r.bias,s.scale=r.scale,s.minResolution=r.minResolution,s.numSamples=r.numSamples,s.blur=r.blur,s.blendCutoff=r.blendCutoff,s.blendFactor=r.blendFactor,s}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Wi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).sliceColor=r.sliceColor,s.sliceThickness=r.sliceThickness,s}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Ki={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},Xi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),r.preset?(s.preset=r.preset,void 0!==r.pointSize&&(s.pointSize=r.pointSize),void 0!==r.roundPoints&&(s.roundPoints=r.roundPoints),void 0!==r.perspectivePoints&&(s.perspectivePoints=r.perspectivePoints),void 0!==r.minPerspectivePointSize&&(s.minPerspectivePointSize=r.minPerspectivePointSize),void 0!==r.maxPerspectivePointSize&&(s.maxPerspectivePointSize=r.minPerspectivePointSize)):(s._preset="default",s.pointSize=r.pointSize,s.roundPoints=r.roundPoints,s.perspectivePoints=r.perspectivePoints,s.minPerspectivePointSize=r.minPerspectivePointSize,s.maxPerspectivePointSize=r.maxPerspectivePointSize),s.filterIntensity=r.filterIntensity,s.minIntensity=r.minIntensity,s.maxIntensity=r.maxIntensity,s}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return Ki}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ki[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ki).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ji={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},Yi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"LinesMaterial",lineWidth:null}),r.preset?(s.preset=r.preset,void 0!==r.lineWidth&&(s.lineWidth=r.lineWidth)):(s._preset="default",s.lineWidth=r.lineWidth),s}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return Ji}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ji[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ji).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Zi(e,t){for(var i,s,r={},n=0,o=t.length;n<o;n++)i=t[n],(s=e.components[i])?s.isEntity?r[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return r}var qi=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),s=t.call(this,null,r);var n=r.canvasElement||document.getElementById(r.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";s._tickifiedFunctions={};var o=!!r.transparent,a=!!r.alphaDepthMask;return s._aabbDirty=!0,s.viewer=e,s.occlusionTestCountdown=0,s.loading=0,s.startTime=(new Date).getTime(),s.models={},s.objects={},s._numObjects=0,s.visibleObjects={},s._numVisibleObjects=0,s.xrayedObjects={},s._numXRayedObjects=0,s.highlightedObjects={},s._numHighlightedObjects=0,s.selectedObjects={},s._numSelectedObjects=0,s.colorizedObjects={},s._numColorizedObjects=0,s.opacityObjects={},s._numOpacityObjects=0,s.offsetObjects={},s._numOffsetObjects=0,s._modelIds=null,s._objectIds=null,s._visibleObjectIds=null,s._xrayedObjectIds=null,s._highlightedObjectIds=null,s._selectedObjectIds=null,s._colorizedObjectIds=null,s._opacityObjectIds=null,s._offsetObjectIds=null,s._collidables={},s._compilables={},s._needRecompile=!1,s.types={},s.components={},s.sectionPlanes={},s.lights={},s.lightMaps={},s.reflectionMaps={},s.bitmaps={},s.lineSets={},s.realWorldOffset=r.realWorldOffset||new Float64Array([0,0,0]),s.canvas=new mt(b(s),{dontClear:!0,canvas:n,spinnerElementId:r.spinnerElementId,transparent:o,webgl2:!1!==r.webgl2,contextAttr:r.contextAttr||{},backgroundColor:r.backgroundColor,backgroundColorFromAmbientLight:r.backgroundColorFromAmbientLight,premultipliedAlpha:r.premultipliedAlpha}),s.canvas.on("boundary",(function(){s.glRedraw()})),s.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),s._renderer=new Xt(b(s),{transparent:o,alphaDepthMask:a}),s._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],s=0,r=t;s<r;s++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},s._sectionPlanesState.setNumCachedSectionPlanes(r.numCachedSectionPlanes||0),s._lightsState=new function(){var e=$.vec4([0,0,0,0]),t=$.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,s=null;this.getHash=function(){if(i)return i;for(var e,t=[],s=this.lights,r=0,n=s.length;r<n;r++)e=s[r],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(var t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(var i=0,r=this.lights.length;i<r;i++){var n=this.lights[i];if("ambient"===n.type){s=n;break}}if(s){var o=s.color,a=s.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},s.input=new Jt(b(s),{dontClear:!0,element:s.canvas.canvas,keyboardEventsElement:r.keyboardEventsElement}),s.metrics=new Gi(b(s),{units:r.units,scale:r.scale,origin:r.origin}),s.sao=new zi(b(s),{enabled:r.saoEnabled}),s.crossSections=new Wi(b(s),{}),s.ticksPerRender=r.ticksPerRender,s.ticksPerOcclusionTest=r.ticksPerOcclusionTest,s.passes=r.passes,s.clearEachPass=r.clearEachPass,s.gammaInput=r.gammaInput,s.gammaOutput=r.gammaOutput,s.gammaFactor=r.gammaFactor,s._entityOffsetsEnabled=!!r.entityOffsetsEnabled,s._logarithmicDepthBufferEnabled=!!r.logarithmicDepthBufferEnabled,s._dtxEnabled=!1!==r.dtxEnabled,s._pbrEnabled=!!r.pbrEnabled,s._colorTextureEnabled=!1!==r.colorTextureEnabled,s._dtxEnabled=!!r.dtxEnabled,_e._addScene(b(s)),s._initDefaults(),s._viewport=new qt(b(s),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),s._camera=new mi(b(s),{id:"default.camera",dontClear:!0}),new bi(b(s),{color:[1,1,1],intensity:.7}),new yi(b(s),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new yi(b(s),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),s._camera.on("dirty",(function(){s._renderer.imageDirty()})),s}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+le.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=$.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var s=this.types[i];s&&(delete s[t],le.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"pickSurfacePrecisionEnabled",get:function(){return!1}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&_e.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,s,r=this._passes,n=this._clearEachPass;for(i=0;i<r;i++)t.pass=i,this.fire("rendering",t,!0),s=n||0===i,this._renderer.render({pass:i,clear:s,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=$.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}},{key:"clearEachPass",get:function(){return this._clearEachPass},set:function(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}},{key:"gammaInput",get:function(){return this._renderer.gammaInput},set:function(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaOutput",get:function(){return this._renderer.gammaOutput},set:function(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaFactor",get:function(){return this._renderer.gammaFactor},set:function(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}},{key:"geometry",get:function(){return this.components["default.geometry"]||Ti(Si)}},{key:"material",get:function(){return this.components["default.material"]||new Oi(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}},{key:"xrayMaterial",get:function(){return this.components["default.xrayMaterial"]||new Qi(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}},{key:"highlightMaterial",get:function(){return this.components["default.highlightMaterial"]||new Qi(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}},{key:"selectedMaterial",get:function(){return this.components["default.selectedMaterial"]||new Qi(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}},{key:"edgeMaterial",get:function(){return this.components["default.edgeMaterial"]||new Hi(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}},{key:"pointsMaterial",get:function(){return this.components["default.pointsMaterial"]||new Xi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}},{key:"linesMaterial",get:function(){return this.components["default.linesMaterial"]||new Yi(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}},{key:"viewport",get:function(){return this._viewport}},{key:"camera",get:function(){return this._camera}},{key:"center",get:function(){if(this._aabbDirty||!this._center){this._center&&this._center||(this._center=$.vec3());var e=this.aabb;this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}},{key:"aabb",get:function(){if(this._aabbDirty){this._aabb||(this._aabb=$.AABB3());var e,t,i=$.MAX_DOUBLE,s=$.MAX_DOUBLE,r=$.MAX_DOUBLE,n=$.MIN_DOUBLE,o=$.MIN_DOUBLE,a=$.MIN_DOUBLE,l=this._collidables,u=!1;for(var A in l)if(l.hasOwnProperty(A)){if(!1===(t=l[A]).collidable)continue;(e=t.aabb)[0]<i&&(i=e[0]),e[1]<s&&(s=e[1]),e[2]<r&&(r=e[2]),e[3]>n&&(n=e[3]),e[4]>o&&(o=e[4]),e[5]>a&&(a=e[5]),u=!0}u||(i=-100,s=-100,r=-100,n=100,o=100,a=100),this._aabb[0]=i,this._aabb[1]=s,this._aabb[2]=r,this._aabb[3]=n,this._aabb[4]=o,this._aabb[5]=a,this._aabbDirty=!1}return this._aabb}},{key:"_setAABBDirty",value:function(){this._aabbDirty=!0,this.fire("boundary")}},{key:"pick",value:function(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");var i=e.includeEntities||e.include;i&&(e.includeEntityIds=Zi(this,i));var s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=Zi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e.canvasPos,e.snapRadius||30,e.snapToVertex,e.snapToEdge,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){return void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),this._renderer.snapPick(e.canvasPos,e.snapRadius||30,e.snapToVertex,e.snapToEdge)}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var e=Object.keys(this.sectionPlanes),t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}},{key:"clearBitmaps",value:function(){for(var e=Object.keys(this.bitmaps),t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}},{key:"clearLines",value:function(){for(var e=Object.keys(this.lineSets),t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}},{key:"getAABB",value:function(e){if(void 0===e)return this.aabb;if(le.isString(e)){var t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;var i,s=$.MAX_DOUBLE,r=$.MAX_DOUBLE,n=$.MAX_DOUBLE,o=$.MIN_DOUBLE,a=$.MIN_DOUBLE,l=$.MIN_DOUBLE;if(this.withObjects(e,(function(e){if(e.collidable){var t=e.aabb;t[0]<s&&(s=t[0]),t[1]<r&&(r=t[1]),t[2]<n&&(n=t[2]),t[3]>o&&(o=t[3]),t[4]>a&&(a=t[4]),t[5]>l&&(l=t[5]),i=!0}})),i){var u=$.AABB3();return u[0]=s,u[1]=r,u[2]=n,u[3]=o,u[4]=a,u[5]=l,u}return this.aabb}},{key:"setObjectsVisible",value:function(e,t){return this.withObjects(e,(function(e){var i=e.visible!==t;return e.visible=t,i}))}},{key:"setObjectsCollidable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.collidable!==t;return e.collidable=t,i}))}},{key:"setObjectsCulled",value:function(e,t){return this.withObjects(e,(function(e){var i=e.culled!==t;return e.culled=t,i}))}},{key:"setObjectsSelected",value:function(e,t){return this.withObjects(e,(function(e){var i=e.selected!==t;return e.selected=t,i}))}},{key:"setObjectsHighlighted",value:function(e,t){return this.withObjects(e,(function(e){var i=e.highlighted!==t;return e.highlighted=t,i}))}},{key:"setObjectsXRayed",value:function(e,t){return this.withObjects(e,(function(e){var i=e.xrayed!==t;return e.xrayed=t,i}))}},{key:"setObjectsEdges",value:function(e,t){return this.withObjects(e,(function(e){var i=e.edges!==t;return e.edges=t,i}))}},{key:"setObjectsColorized",value:function(e,t){return this.withObjects(e,(function(e){e.colorize=t}))}},{key:"setObjectsOpacity",value:function(e,t){return this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){le.isString(e)&&(e=[e]);for(var i=!1,s=0,r=e.length;s<r;s++){var n=e[s],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var A=a[l],c=$.globalizeObjectId(A,n);(o=this.objects[c])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,s=0,r=0,n=function(){for(var e=arguments.length,t=new Array(e),s=0;s<e;s++)t[s]=arguments[s];i=t,r++},o=this.on("tick",(function(){r>s&&(s=r,e.apply(void 0,A(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in f(w(i.prototype),"destroy",this).call(this),this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}]),i}(),$i=1e3,es=1001,ts=1002,is=1003,ss=1004,rs=1004,ns=1005,os=1005,as=1006,ls=1007,us=1007,As=1008,cs=1008,hs=1009,ds=1010,ps=1011,fs=1012,vs=1013,gs=1014,ms=1015,_s=1016,ys=1017,bs=1018,ws=1020,Bs=1021,xs=1022,Ps=1023,Cs=1024,Ms=1025,Fs=1026,Es=1027,ks=1028,Is=1029,Ds=1030,Ss=1031,Ts=1033,Rs=33776,Ls=33777,Us=33778,Os=33779,Ns=35840,Qs=35841,Vs=35842,Hs=35843,js=36196,Gs=37492,zs=37496,Ws=37808,Ks=37809,Xs=37810,Js=37811,Ys=37812,Zs=37813,qs=37814,$s=37815,er=37816,tr=37817,ir=37818,sr=37819,rr=37820,nr=37821,or=36492,ar=3e3,lr=3001,ur=1e4,Ar=10001,cr=10002,hr=10003,dr=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){var t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),r.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 modelNormalMatrix;"),u.push("uniform mat4 viewNormalMatrix;");for(var A=0,c=s.lights.length;A<c;A++){var h=s.lights[A];"ambient"!==h.type&&(u.push("uniform vec4 lightColor"+A+";"),"dir"===h.type&&u.push("uniform vec3 lightDir"+A+";"),"point"===h.type&&u.push("uniform vec3 lightPos"+A+";"),"spot"===h.type&&(u.push("uniform vec3 lightPos"+A+";"),u.push("uniform vec3 lightDir"+A+";")))}l&&(u.push("vec3 octDecode(vec2 oct) {"),u.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),u.push("    if (v.z < 0.0) {"),u.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),u.push("    }"),u.push("    return normalize(v);"),u.push("}"))}u.push("out vec4 vColor;"),"points"===r.primitiveName&&u.push("uniform float pointSize;");"spherical"!==n&&"cylindrical"!==n||(u.push("void billboard(inout mat4 mat) {"),u.push("   mat[0][0] = 1.0;"),u.push("   mat[0][1] = 0.0;"),u.push("   mat[0][2] = 0.0;"),"spherical"===n&&(u.push("   mat[1][0] = 0.0;"),u.push("   mat[1][1] = 1.0;"),u.push("   mat[1][2] = 0.0;")),u.push("   mat[2][0] = 0.0;"),u.push("   mat[2][1] = 0.0;"),u.push("   mat[2][2] =1.0;"),u.push("}"));u.push("void main(void) {"),u.push("vec4 localPosition = vec4(position, 1.0); "),u.push("vec4 worldPosition;"),l&&u.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?u.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):u.push("vec4 localNormal = vec4(normal, 0.0); "),u.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),u.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));u.push("mat4 viewMatrix2 = viewMatrix;"),u.push("mat4 modelMatrix2 = modelMatrix;"),o&&u.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(u.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),u.push("billboard(modelMatrix2);"),u.push("billboard(viewMatrix2);"),u.push("billboard(modelViewMatrix);"),r.normalsBuf&&(u.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),r.normalsBuf)for(var d=0,p=s.lights.length;d<p;d++){var f=s.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,A=i.getNumAllocatedSectionPlanes();u<A;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===s.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,s=e._state,r=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=s.billboard,l=s.background,u=s.stationary,A=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=vr(e),h=r.getNumAllocatedSectionPlanes()>0,d=fr(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}A&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}A&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var w=0,B=o.lights.length;w<B;w++)o.lights[w].castsShadow&&f.push("vShadowPosFromLight"+w+" = texUnitConverter * shadowProjMatrix"+w+" * (shadowViewMatrix"+w+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=vr(e),u=s.uvBuf,A="PhongMaterial"===o.type,c="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=fr(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<r.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),A&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+pr[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+pr[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<r.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+pr[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+pr[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+pr[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+pr[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),A&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),A&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||c)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var w=0,B=n.lights.length;w<B;w++){var x=n.lights[w];"ambient"!==x.type&&("dir"===x.type&&"view"===x.space?f.push("viewLightDir = -normalize(lightDir"+w+");"):"point"===x.type&&"view"===x.space?f.push("viewLightDir = normalize(lightPos"+w+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+w+".xyz);"),d&&x.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+w+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+w+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+w+".rgb * (lightColor"+w+".a * shadow);")):f.push("light.color =  lightColor"+w+".rgb * (lightColor"+w+".a );"),f.push("light.direction = viewLightDir;"),A&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}A?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},pr={};function fr(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,s=t.length;i<s;i++)if(t[i].castsShadow)return!0;return!1}function vr(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}pr[3e3]="linearToLinear",pr[3001]="sRGBToLinear";var gr=$.vec3(),mr=new Q({}),_r=function(e,t){this.id=mr.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new dr(t),this._allocate(t)},yr={};_r.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),s=yr[i];if(!s){if((s=new _r(i,e)).errors)return console.log(s.errors.join("\n")),null;yr[i]=s,se.memory.programs++}return s._useCount++,s},_r.prototype.put=function(){0==--this._useCount&&(mr.removeItem(this.id),this._program&&this._program.destroy(),delete yr[this._hash],se.memory.programs--)},_r.prototype.webglContextRestored=function(){this._program=null},_r.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=yt.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,n=s.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,A=s.camera,c=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):A.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,A.viewNormalMatrix),a.clippable){var d=s._sectionPlanesState.getNumAllocatedSectionPlanes(),p=s._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=s._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(c){var b=Ne(y.dist,y.dir,c,gr);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var w=l.backfaces;e.backfaces!==w&&(w?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=w);var B=l.frontface;switch(e.frontface!==B&&(B?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=B),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var x=r._baseColorMap;x&&x._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,x._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,x._state.matrix));var P=r._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=r._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=r._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=r._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=r._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=r._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var F=r._diffuseMap;F&&F._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,F._state.matrix));var E=r._specularMap;E&&E._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,E._state.matrix));var k=r._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,R=r._specularGlossinessMap;R&&R._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,R._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,R._state.matrix)),(I=r._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=r._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=r._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=r._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var L=a.colorize,U=this._lastColorize;U[0]===L[0]&&U[1]===L[1]&&U[2]===L[2]&&U[3]===L[3]||(n.uniform4fv(this._uColorize,L),U[0]=L[0],U[1]=L[1],U[2]=L[2],U[3]=L[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},_r.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=r.lights,A=0,c=u.length;A<c;A++){switch((l=u[A]).type){case"ambient":this._uLightAmbient[A]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=null,this._uLightDir[A]=a.getLocation("lightDir"+A);break;case"point":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=a.getLocation("lightPos"+A),this._uLightDir[A]=null,this._uLightAttenuation[A]=a.getLocation("lightAttenuation"+A);break;case"spot":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=a.getLocation("lightPos"+A),this._uLightDir[A]=a.getLocation("lightDir"+A),this._uLightAttenuation[A]=a.getLocation("lightAttenuation"+A)}l.castsShadow&&(this._uShadowViewMatrix[A]=a.getLocation("shadowViewMatrix"+A),this._uShadowProjMatrix[A]=a.getLocation("shadowProjMatrix"+A))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(A=0,c=n.sectionPlanes.length;A<c;A++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+A),pos:a.getLocation("sectionPlanePos"+A),dir:a.getLocation("sectionPlaneDir"+A)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},_r.prototype._bindProgram=function(e){var t,i=yt.MAX_TEXTURE_UNITS,s=this._scene,r=s.canvas.gl,n=s._lightsState,o=s.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,r.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),s.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,A=n.lights.length;u<A;u++)if(t=n.lights[u],this._uLightAmbient[u])r.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&r.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(r.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&r.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&r.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&r.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&r.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var c=t.getShadowRenderBuf();c&&(a.bindTexture("shadowMap"+u,c.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&r.uniform1f(this._uGammaFactor,s.gammaFactor),this._baseTextureUnit=e.textureUnit};var br=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,s=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,A=i.lights.length;u<A;u++){var c=i.lights[u];"ambient"!==c.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===c.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===c.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===c.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));s&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var wr=new Q({}),Br=$.vec3(),xr=function(e,t){this.id=wr.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new br(t),this._allocate(t)},Pr={};xr.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Pr[t];return i||(i=new xr(t,e),Pr[t]=i,se.memory.programs++),i._useCount++,i},xr.prototype.put=function(){0==--this._useCount&&(wr.removeItem(this.id),this._program&&this._program.destroy(),delete Pr[this._hash],se.memory.programs--)},xr.prototype.webglContextRestored=function(){this._program=null},xr.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var s=this._scene,r=s.camera,n=s.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):r.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){var A=s._sectionPlanesState.getNumAllocatedSectionPlanes(),c=s._sectionPlanesState.sectionPlanes.length;if(A>0)for(var h=s._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<A;p++){var f=this._uSectionPlanes[p];if(f)if(p<c){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=Ne(g.dist,g.dir,u,Br);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},xr.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new kt(r,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=s.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},xr.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,n=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Cr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));s&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Mr=new Q({}),Fr=$.vec3(),Er=function(e,t){this.id=Mr.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Cr(t),this._allocate(t)},kr={};Er.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=kr[t];return i||(i=new Er(t,e),kr[t]=i,se.memory.programs++),i._useCount++,i},Er.prototype.put=function(){0==--this._useCount&&(Mr.removeItem(this.id),this._program&&this._program.destroy(),delete kr[this._hash],se.memory.programs--)},Er.prototype.webglContextRestored=function(){this._program=null},Er.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var s,r,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,A=u._state,c=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(l.originHash,c):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(c){var y=Ne(_.dist,_.dir,c,Fr);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:s=t._xrayMaterial._state;break;case 1:s=t._highlightMaterial._state;break;case 2:s=t._selectedMaterial._state;break;default:s=t._edgeMaterial._state}if(s.id!==this._lastMaterialId){var b=s.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==s.edgeWidth&&(a.lineWidth(s.edgeWidth),e.lineWidth=s.edgeWidth),this._uEdgeColor){var w=s.edgeColor,B=s.edgeAlpha;a.uniform4f(this._uEdgeColor,w[0],w[1],w[2],B)}this._lastMaterialId=s.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),A.primitive===a.TRIANGLES?r=u._getEdgeIndices():A.primitive===a.LINES&&(r=A.indicesBuf),r&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),r.bind(),e.bindArray++,this._lastGeometryId=A.id),a.drawElements(a.LINES,r.numItems,r.itemType,0),e.drawElements++)},Er.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=s.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+n),pos:r.getLocation("sectionPlanePos"+n),dir:r.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Er.prototype._bindProgram=function(e){var t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};var Ir=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(t)}));var Dr=$.vec3(),Sr=function(e,t){this._hash=e,this._shaderSource=new Ir(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Tr={};Sr.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Tr[t];if(!i){if((i=new Sr(t,e)).errors)return console.log(i.errors.join("\n")),null;Tr[t]=i,se.memory.programs++}return i._useCount++,i},Sr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Tr[this._hash],se.memory.programs--)},Sr.prototype.webglContextRestored=function(){this._program=null},Sr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var A=i._sectionPlanesState.sectionPlanes,c=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=c.sectionPlanesActivePerLayer[h];if(s.uniform1i(d.active,p?1:0),p){var f=A[h];if(a){var v=Ne(f.dist,f.dir,a,Dr);s.uniform3fv(d.pos,v)}else s.uniform3fv(d.pos,f.pos);s.uniform3fv(d.dir,f.dir)}}else s.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=m),this._lastMaterialId=n.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,w=_>>8&255,B=255&_;s.uniform4f(this._uPickColor,B/255,w/255,b/255,y/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(s.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&s.drawArrays(s.TRIANGLES,0,o.positions.numItems)},Sr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Sr.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,r)}this._lastMaterialId=null,this._lastGeometryId=null};var Rr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(t)}));var Lr=$.vec3(),Ur=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Rr(t),this._allocate(t)},Or={};Ur.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Or[t];if(!i){if((i=new Ur(t,e)).errors)return console.log(i.errors.join("\n")),null;Or[t]=i,se.memory.programs++}return i._useCount++,i},Ur.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Or[this._hash],se.memory.programs--)},Ur.prototype.webglContextRestored=function(){this._program=null},Ur.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,A=n.frontface,c=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,p)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(s.uniform1i(y.active,b?1:0),b){var w=g[_];if(l){var B=Ne(w.dist,w.dir,l,Lr);s.uniform3fv(y.pos,B)}else s.uniform3fv(y.pos,w.pos);s.uniform3fv(y.dir,w.dir)}}else s.uniform1i(y.active,0)}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=u),e.frontface!==A&&(A?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=A),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(h),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,h.numItems/3)},Ur.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}};var Nr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(t)}));var Qr=$.vec3(),Vr=function(e,t){this._hash=e,this._shaderSource=new Nr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Hr={};Vr.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=Hr[t];if(!i){if((i=new Vr(t,e)).errors)return console.log(i.errors.join("\n")),null;Hr[t]=i,se.memory.programs++}return i._useCount++,i},Vr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Hr[this._hash],se.memory.programs--)},Vr.prototype.webglContextRestored=function(){this._program=null},Vr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(r.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var l=r.backfaces;e.backfaces!==l&&(l?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=l);var u=r.frontface;e.frontface!==u&&(u?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=u),this._lastMaterialId=r.id}var A=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):A.viewMatrix),n.clippable){var c=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(c>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<c;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(s.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=Ne(m.dist,m.dir,a,Qr);s.uniform3fv(v.pos,_)}else s.uniform3fv(v.pos,m.pos);s.uniform3fv(v.dir,m.dir)}}else s.uniform1i(v.active,0)}}s.uniformMatrix4fv(this._uProjMatrix,!1,A._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(s.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&s.drawArrays(s.TRIANGLES,0,o.positions.numItems)}},Vr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Vr.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,r)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var jr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(t)}));var Gr=function(e,t){this._hash=e,this._shaderSource=new jr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},zr={};Gr.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),s=zr[i];if(!s){if((s=new Gr(i,e)).errors)return console.log(s.errors.join("\n")),null;zr[i]=s,se.memory.programs++}return s._useCount++,s},Gr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete zr[this._hash],se.memory.programs--)},Gr.prototype.webglContextRestored=function(){this._program=null},Gr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var n=s.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=s.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},Gr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Gr.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0)for(var r,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(r=this._uSectionPlanes[a]).active,o=s.sectionPlanes[a],n&&i.uniform1i(n,o.active),r.pos&&i.uniform3fv(r.pos,o.pos),r.dir&&i.uniform3fv(r.dir,o.dir)};var Wr=function(){function e(){x(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),Kr=$.OBB3(),Xr=$.vec4(),Jr=$.vec4(),Yr=$.vec4(),Zr=$.vec3([1,0,0]),qr=$.vec3([0,1,0]),$r=$.vec3([0,0,1]),en=$.vec3(3),tn=$.vec3(3),sn=$.identityMat4(),rn=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r)).originalSystemId=r.originalSystemId||s.id,s.renderFlags=new Wr,s._state=new Zt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==r.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!r.stationary,background:!!r.background,billboard:s._checkBillboard(r.billboard),layer:null,colorize:null,pickID:s.scene._renderer.getPickID(b(s)),drawHash:"",pickHash:"",offset:$.vec3(),origin:null,originHash:null}),s._drawRenderer=null,s._shadowRenderer=null,s._emphasisFillRenderer=null,s._emphasisEdgesRenderer=null,s._pickMeshRenderer=null,s._pickTriangleRenderer=null,s._occlusionRenderer=null,s._geometry=r.geometry?s._checkComponent2(["ReadableGeometry","VBOGeometry"],r.geometry):s.scene.geometry,s._material=r.material?s._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],r.material):s.scene.material,s._xrayMaterial=r.xrayMaterial?s._checkComponent("EmphasisMaterial",r.xrayMaterial):s.scene.xrayMaterial,s._highlightMaterial=r.highlightMaterial?s._checkComponent("EmphasisMaterial",r.highlightMaterial):s.scene.highlightMaterial,s._selectedMaterial=r.selectedMaterial?s._checkComponent("EmphasisMaterial",r.selectedMaterial):s.scene.selectedMaterial,s._edgeMaterial=r.edgeMaterial?s._checkComponent("EdgeMaterial",r.edgeMaterial):s.scene.edgeMaterial,s._parentNode=null,s._aabb=null,s._aabbDirty=!0,s._numTriangles=s._geometry?s._geometry.numTriangles:0,s.scene._aabbDirty=!0,s._scale=$.vec3(),s._quaternion=$.identityQuaternion(),s._rotation=$.vec3(),s._position=$.vec3(),s._worldMatrix=$.identityMat4(),s._worldNormalMatrix=$.identityMat4(),s._localMatrixDirty=!0,s._worldMatrixDirty=!0,s._worldNormalMatrixDirty=!0;var n=r.origin||r.rtcCenter;if(n&&(s._state.origin=$.vec3(n),s._state.originHash=n.join()),r.matrix?s.matrix=r.matrix:(s.scale=r.scale,s.position=r.position,r.quaternion||(s.rotation=r.rotation)),s._isObject=r.isObject,s._isObject&&s.scene._registerObject(b(s)),s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.layer=r.layer,s.colorize=r.colorize,s.opacity=r.opacity,s.offset=r.offset,r.parentId){var o=s.scene.components[r.parentId];o?o.isNode?o.addChild(b(s)):s.error("Parent is not a Node: '"+r.parentId+"'"):s.error("Parent not found: '"+r.parentId+"'"),s._parentNode=o}else r.parent&&(r.parent.isNode||s.error("Parent is not a Node"),r.parent.addChild(b(s)),s._parentNode=r.parent);return s.compile(),s}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=$.identityMat4()),this.__localMatrix.set(e||sn),$.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=$.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=_r.get(this),this._emphasisFillRenderer=xr.get(this),this._emphasisEdgesRenderer=Er.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Sr.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=Vr.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)$.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=$.mat4()),$.transposeMat4(this._worldMatrix,this._worldNormalMatrix),$.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=$.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){$.transformOBB3(e,this._geometry.obb,Kr),$.OBB3ToAABB3(Kr,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var s=this._state.origin;t[0]+=s[0],t[1]+=s[1],t[2]+=s[2],t[3]+=s[0],t[4]+=s[1],t[5]+=s[2]}}},{key:"rotate",value:function(e,t){return Xr[0]=e[0],Xr[1]=e[1],Xr[2]=e[2],Xr[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Xr,Jr),$.mulQuaternions(this.quaternion,Jr,Yr),this.quaternion=Yr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Xr[0]=e[0],Xr[1]=e[1],Xr[2]=e[2],Xr[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Xr,Jr),$.mulQuaternions(Jr,this.quaternion,Jr),this}},{key:"rotateX",value:function(e){return this.rotate(Zr,e)}},{key:"rotateY",value:function(e){return this.rotate(qr,e)}},{key:"rotateZ",value:function(e){return this.rotate($r,e)}},{key:"translate",value:function(e,t){return $.vec3ApplyQuaternion(this.quaternion,e,en),$.mulVec3Scalar(en,t,tn),$.addVec3(this.position,tn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(Zr,e)}},{key:"translateY",value:function(e){return this.translate(qr,e)}},{key:"translateZ",value:function(e){return this.translate($r,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var s=this._selectedMaterial._state;s.fill&&(s.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var r=this._highlightMaterial._state;r.fill&&(r.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var s=e[i],r=this.renderFlags;if(s.active)if(this._state.origin){var n=$.planeAABB3Intersect(s.dir,s.dist,this.aabb);if(-1===n)return!1;var o=0===n;r.sectionPlanesActivePerLayer[i]=o}else r.sectionPlanesActivePerLayer[i]=!0;else r.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=_r.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=_r.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Vr.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=Gr.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Sr.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Ur.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i){nn(this,e,t,i)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),nn=function(){var e=$.vec3(),t=$.vec3(),i=$.vec3(),s=$.vec3(),r=$.vec3(),n=$.vec3(),o=$.vec4(),a=$.vec3(),l=$.vec3(),u=$.vec3(),A=$.vec3(),c=$.vec3(),h=$.vec3(),d=$.vec3(),p=$.vec3(),f=$.vec3(),v=$.vec4(),g=$.vec4(),m=$.vec4(),_=$.vec3(),y=$.vec3(),b=$.vec3(),w=$.vec3(),B=$.vec3(),x=$.vec3(),P=$.vec3(),C=$.vec3(),M=$.vec3(),F=$.vec3(),E=$.vec3();return function(k,I,D,S){var T=S.primIndex;if(null!=T&&T>-1){var R=k.geometry._state,L=k.scene,U=L.camera,O=L.canvas;if("triangles"===R.primitiveName){S.primitive="triangle";var N,Q,V,H=T,j=R.indices,G=R.positions;if(j){var z=j[H+0],W=j[H+1],K=j[H+2];n[0]=z,n[1]=W,n[2]=K,S.indices=n,N=3*z,Q=3*W,V=3*K}else V=(Q=(N=3*H)+3)+3;if(i[0]=G[N+0],i[1]=G[N+1],i[2]=G[N+2],s[0]=G[Q+0],s[1]=G[Q+1],s[2]=G[Q+2],r[0]=G[V+0],r[1]=G[V+1],r[2]=G[V+2],R.compressGeometry){var 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ee=$.addVec3($.addVec3($.mulVec3Scalar(A,u[0],_),$.mulVec3Scalar(c,u[1],y),b),$.mulVec3Scalar(h,u[2],w),B);S.worldNormal=$.normalizeVec3($.transformVec3(k.worldNormalMatrix,ee,x))}var te=R.uv;if(te){if(d[0]=te[2*z],d[1]=te[2*z+1],p[0]=te[2*W],p[1]=te[2*W+1],f[0]=te[2*K],f[1]=te[2*K+1],R.compressGeometry){var ie=R.uvDecodeMatrix;ie&&(ki.decompressUV(d,ie,d),ki.decompressUV(p,ie,p),ki.decompressUV(f,ie,f))}S.uv=$.addVec3($.addVec3($.mulVec2Scalar(d,u[0],P),$.mulVec2Scalar(p,u[1],C),M),$.mulVec2Scalar(f,u[2],F),E)}}}}}();function on(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);var r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var o,a,l,u,A,c,h,d,p,f,v,g=!!e.openEnded,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,w=s/2,B=s/n,x=2*Math.PI/r,P=1/r,C=(t-i)/n,M=[],F=[],E=[],k=[],I=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(o=0;o<=n;o++)for(A=t-o*C,c=w-o*B,a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),F.push(A*l),F.push(I),F.push(A*u),E.push(a*P),E.push(1*o/n),M.push(A*l+_),M.push(c+y),M.push(A*u+b);for(o=0;o<n;o++)for(a=0;a<=r;a++)d=(h=o*(r+1)+a)+r,k.push(h),k.push(d),k.push(d+1),k.push(h),k.push(d+1),k.push(h+1);if(!g&&t>0){for(p=M.length/3,F.push(0),F.push(1),F.push(0),E.push(.5),E.push(.5),M.push(0+_),M.push(w+y),M.push(0+b),a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),f=.5*Math.sin(a*x)+.5,v=.5*Math.cos(a*x)+.5,F.push(t*l),F.push(1),F.push(t*u),E.push(f),E.push(v),M.push(t*l+_),M.push(w+y),M.push(t*u+b);for(a=0;a<r;a++)m=p,h=p+1+a,k.push(h),k.push(h+1),k.push(m)}if(!g&&i>0){for(p=M.length/3,F.push(0),F.push(-1),F.push(0),E.push(.5),E.push(.5),M.push(0+_),M.push(0-w+y),M.push(0+b),a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),f=.5*Math.sin(a*x)+.5,v=.5*Math.cos(a*x)+.5,F.push(i*l),F.push(-1),F.push(i*u),E.push(f),E.push(v),M.push(i*l+_),M.push(0-w+y),M.push(i*u+b);for(a=0;a<r;a++)m=p,h=p+1+a,k.push(m),k.push(h+1),k.push(h)}return 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Si(o,un({text:"X",size:1.5})),material:c,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[7,0,0],billboard:"spherical"}),new rn(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,5,0]}),new rn(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,2,0]}),new rn(o,{geometry:new Si(o,un({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,7,0],billboard:"spherical"}),new rn(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,5],rotation:[90,0,0]}),new rn(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,2],rotation:[90,0,0]}),new rn(o,{geometry:new Si(o,un({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,7],billboard:"spherical"})],r}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(w(i.prototype),"destroy",this).call(this)}}]),i}();$.vec3();var cn=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({active:!0,pos:$.vec3(),dir:$.vec3(),dist:0}),s.active=r.active,s.pos=r.pos,s.dir=r.dir,s.scene._sectionPlaneCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){var e=this._state.dir;e[0]*=-1,e[1]*=-1,e[2]*=-1,this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.fire("dir",this._state.dir),this.glRedraw()}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),hn=$.vec4(4),dn=$.vec4(),pn=$.vec4(),fn=$.vec3([1,0,0]),vn=$.vec3([0,1,0]),gn=$.vec3([0,0,1]),mn=$.vec3(3),_n=$.vec3(3),yn=$.identityMat4(),bn=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e,r))._parentNode=null,s._children=[],s._aabb=null,s._aabbDirty=!0,s.scene._aabbDirty=!0,s._numTriangles=0,s._scale=$.vec3(),s._quaternion=$.identityQuaternion(),s._rotation=$.vec3(),s._position=$.vec3(),s._offset=$.vec3(),s._localMatrix=$.identityMat4(),s._worldMatrix=$.identityMat4(),s._localMatrixDirty=!0,s._worldMatrixDirty=!0,r.matrix?s.matrix=r.matrix:(s.scale=r.scale,s.position=r.position,r.quaternion||(s.rotation=r.rotation)),s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s._isObject=r.isObject,s._isObject&&s.scene._registerObject(b(s)),s.origin=r.origin,s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.colorize=r.colorize,s.opacity=r.opacity,s.offset=r.offset,r.children)for(var n=r.children,o=0,a=n.length;o<a;o++)s.addChild(n[o],r.inheritStates);if(r.parentId){var l=s.scene.components[r.parentId];l?l.isNode?l.addChild(b(s)):s.error("Parent is not a Node: '"+r.parentId+"'"):s.error("Parent not found: '"+r.parentId+"'")}else r.parent&&(r.parent.isNode||s.error("Parent is not a Node"),r.parent.addChild(b(s)));return s}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=$.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,s=this._children.length;i<s;i++)this._children[i].colorize=t;if(this._isObject){var r=!!e;this.scene._objectColorizeUpdated(this,r)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,s=this._children.length;i<s;i++)this._children[i].opacity=e;if(this._isObject){var r=null!=e;this.scene._objectOpacityUpdated(this,r)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)$.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=$.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;$.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&$.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(le.isNumeric(e)||le.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+le.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(le.isNumeric(e)||le.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+le.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=$.identityMat4()),this._localMatrix.set(e||yn),$.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return hn[0]=e[0],hn[1]=e[1],hn[2]=e[2],hn[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(hn,dn),$.mulQuaternions(this.quaternion,dn,pn),this.quaternion=pn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return hn[0]=e[0],hn[1]=e[1],hn[2]=e[2],hn[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(hn,dn),$.mulQuaternions(dn,this.quaternion,dn),this}},{key:"rotateX",value:function(e){return this.rotate(fn,e)}},{key:"rotateY",value:function(e){return this.rotate(vn,e)}},{key:"rotateZ",value:function(e){return this.rotate(gn,e)}},{key:"translate",value:function(e,t){return $.vec3ApplyQuaternion(this.quaternion,e,mn),$.mulVec3Scalar(mn,t,_n),$.addVec3(this.position,_n,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(fn,e)}},{key:"translateY",value:function(e){return this.translate(vn,e)}},{key:"translateZ",value:function(e){return this.translate(gn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(w(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,s=e.length;t<s;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),wn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"LambertMaterial",ambient:$.vec3([1,1,1]),color:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),s.ambient=r.ambient,s.color=r.color,s.emissive=r.emissive,s.alpha=r.alpha,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s.backfaces=r.backfaces,s.frontface=r.frontface,s}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Bn={opaque:0,mask:1,blend:2},xn=["opaque","mask","blend"],Pn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"MetallicMaterial",baseColor:$.vec4([1,1,1]),emissive:$.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.baseColor=r.baseColor,s.metallic=r.metallic,s.roughness=r.roughness,s.specularF0=r.specularF0,s.emissive=r.emissive,s.alpha=r.alpha,r.baseColorMap&&(s._baseColorMap=s._checkComponent("Texture",r.baseColorMap)),r.metallicMap&&(s._metallicMap=s._checkComponent("Texture",r.metallicMap)),r.roughnessMap&&(s._roughnessMap=s._checkComponent("Texture",r.roughnessMap)),r.metallicRoughnessMap&&(s._metallicRoughnessMap=s._checkComponent("Texture",r.metallicRoughnessMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return xn[this._state.alphaMode]},set:function(e){var t=Bn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Cn={opaque:0,mask:1,blend:2},Mn=["opaque","mask","blend"],Fn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"SpecularMaterial",diffuse:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),specular:$.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.diffuse=r.diffuse,s.specular=r.specular,s.glossiness=r.glossiness,s.specularF0=r.specularF0,s.emissive=r.emissive,s.alpha=r.alpha,r.diffuseMap&&(s._diffuseMap=s._checkComponent("Texture",r.diffuseMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.specularMap&&(s._specularMap=s._checkComponent("Texture",r.specularMap)),r.glossinessMap&&(s._glossinessMap=s._checkComponent("Texture",r.glossinessMap)),r.specularGlossinessMap&&(s._specularGlossinessMap=s._checkComponent("Texture",r.specularGlossinessMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Mn[this._state.alphaMode]},set:function(e){var t=Cn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function En(e,t){var i,s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===s){var n=Kt(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===r)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=Kt(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===r)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){var o=Kt(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===r)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){var a=Kt(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){var l=Kt(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===r)return 3001===s?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===s?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){var u=Kt(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){var A=Kt(e,"EXT_texture_compression_bptc");if(null===A)return null;if(36492===r)return 3001===s?A.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:A.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}var kn=new Uint8Array([0,0,0,1]),In=function(){function e(t){var i=t.gl,s=t.target,r=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,A=t.preloadColor,c=t.premultiplyAlpha,h=t.flipY;x(this,e),this.gl=i,this.target=s||i.TEXTURE_2D,this.format=r||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!c,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),A&&this.setPreloadColor(A),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(kn[0]=Math.floor(255*e[0]),kn[1]=Math.floor(255*e[1]),kn[2]=Math.floor(255*e[2]),kn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(kn[0]=0,kn[1]=0,kn[2]=0,kn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],s=0,r=i.length;s<r;s++)t.texImage2D(i[s],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,kn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,kn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var s=!1;i.bindTexture(this.target,this.texture);var r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=En(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);var u=En(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var A=En(i,this.wrapS);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,A);var c=En(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);var h=En(i,this.format,this.encoding),d=En(i,this.type),p=Dn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(le.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,s=void 0===i?{}:i,r=this.gl,n=t.length;void 0!==s.format&&(this.format=s.format),void 0!==s.internalFormat&&(this.internalFormat=s.internalFormat),void 0!==s.encoding&&(this.encoding=s.encoding),void 0!==s.type&&(this.type=s.type),void 0!==s.flipY&&(this.flipY=s.flipY),void 0!==s.premultiplyAlpha&&(this.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(this.unpackAlignment=s.unpackAlignment),void 0!==s.minFilter&&(this.minFilter=s.minFilter),void 0!==s.magFilter&&(this.magFilter=s.magFilter),void 0!==s.wrapS&&(this.wrapS=s.wrapS),void 0!==s.wrapT&&(this.wrapT=s.wrapT),void 0!==s.wrapR&&(this.wrapR=s.wrapR),r.activeTexture(r.TEXTURE0+0),r.bindTexture(this.target,this.texture);var o=t.length>1;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,this.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,this.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,r.NONE);var a=En(r,this.wrapS);a&&r.texParameteri(this.target,r.TEXTURE_WRAP_S,a);var l=En(r,this.wrapT);if(l&&r.texParameteri(this.target,r.TEXTURE_WRAP_T,l),this.type===r.TEXTURE_3D||this.type===r.TEXTURE_2D_ARRAY){var u=En(r,this.wrapR);u&&r.texParameteri(this.target,r.TEXTURE_WRAP_R,u),r.texParameteri(this.type,r.TEXTURE_WRAP_R,u)}o?(r.texParameteri(this.target,r.TEXTURE_MIN_FILTER,Sn(r,this.minFilter)),r.texParameteri(this.target,r.TEXTURE_MAG_FILTER,Sn(r,this.magFilter))):(r.texParameteri(this.target,r.TEXTURE_MIN_FILTER,En(r,this.minFilter)),r.texParameteri(this.target,r.TEXTURE_MAG_FILTER,En(r,this.magFilter)));var A=En(r,this.format,this.encoding),c=En(r,this.type),h=Dn(r,this.internalFormat,A,c,this.encoding,!1);r.texStorage2D(r.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==A?r.compressedTexSubImage2D(r.TEXTURE_2D,d,0,0,f.width,f.height,A,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):r.texSubImage2D(r.TEXTURE_2D,d,0,0,f.width,f.height,A,c,f.data)}r.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=En(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var s=En(t,e.magFilter);s&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,s))}if(void 0!==e.wrapS){var r=En(t,e.wrapS);r&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,r))}if(void 0!==e.wrapT){var n=En(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function Dn(e,t,i,s,r){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(s===e.FLOAT&&(o=e.R32F),s===e.HALF_FLOAT&&(o=e.R16F),s===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(s===e.FLOAT&&(o=e.RG32F),s===e.HALF_FLOAT&&(o=e.RG16F),s===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(o=e.RGBA32F),s===e.HALF_FLOAT&&(o=e.RGBA16F),s===e.UNSIGNED_BYTE&&(o=3001===r&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||Kt(e,"EXT_color_buffer_float"),o}function Sn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Tn(e){if(!Rn(e.width)||!Rn(e.height)){var t=document.createElement("canvas");t.width=Ln(e.width),t.height=Ln(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Rn(e){return 0==(e&e-1)}function Ln(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Un=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({texture:new In({gl:s.scene.canvas.gl}),matrix:$.identityMat4(),hasMatrix:r.translate&&(0!==r.translate[0]||0!==r.translate[1])||!!r.rotate||r.scale&&(0!==r.scale[0]||0!==r.scale[1]),minFilter:s._checkMinFilter(r.minFilter),magFilter:s._checkMagFilter(r.magFilter),wrapS:s._checkWrapS(r.wrapS),wrapT:s._checkWrapT(r.wrapT),flipY:s._checkFlipY(r.flipY),encoding:s._checkEncoding(r.encoding)}),s._src=null,s._image=null,s._translate=$.vec2([0,0]),s._scale=$.vec2([1,1]),s._rotate=$.vec2([0,0]),s._matrixDirty=!1,s.translate=r.translate,s.scale=r.scale,s.rotate=r.rotate,r.src?s.src=r.src:r.image&&(s.image=r.image),se.memory.textures++,s}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new In({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=$.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=$.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?$.mulMat4(e,t):t),0!==this._rotate&&(t=$.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?$.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Tn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Tn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),se.memory.textures--}}]),i}(),On=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({edgeColor:$.vec3([0,0,0]),centerColor:$.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),s.edgeColor=r.edgeColor,s.centerColor=r.centerColor,s.edgeBias=r.edgeBias,s.centerBias=r.centerBias,s.power=r.power,s}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Nn=se.memory,Qn=$.AABB3(),Vn=function(e){g(i,wi);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._state=new Zt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),s._numTriangles=0,s._edgeThreshold=r.edgeThreshold||10,s._aabb=null,s._obb=$.OBB3();var n,o=s._state,a=s.scene.canvas.gl;switch(r.primitive=r.primitive||"triangles",r.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=r.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=r.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=r.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=r.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=r.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=r.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=r.primitive;break;default:s.error("Unsupported value for 'primitive': '"+r.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=r.primitive}if(!r.positions)return s.error("Config expected: positions"),y(s);if(!r.indices)return s.error("Config expected: indices"),y(s);var l=r.positionsDecodeMatrix;if(l);else{var u=ki.getPositionsBounds(r.positions),A=ki.compressPositions(r.positions,u.min,u.max);n=A.quantized,o.positionsDecodeMatrix=A.decodeMatrix,o.positionsBuf=new It(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),Nn.positions+=o.positionsBuf.numItems,$.positions3ToAABB3(r.positions,s._aabb),$.positions3ToAABB3(n,Qn,o.positionsDecodeMatrix),$.AABB3ToOBB3(Qn,s._obb)}if(r.colors){var c=r.colors.constructor===Float32Array?r.colors:new Float32Array(r.colors);o.colorsBuf=new It(a,a.ARRAY_BUFFER,c,c.length,4,a.STATIC_DRAW),Nn.colors+=o.colorsBuf.numItems}if(r.uv){var h=ki.getUVBounds(r.uv),d=ki.compressUVs(r.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new It(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),Nn.uvs+=o.uvBuf.numItems}if(r.normals){var f=ki.compressNormals(r.normals),v=o.compressGeometry;o.normalsBuf=new It(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),Nn.normals+=o.normalsBuf.numItems}var g=r.indices.constructor===Uint32Array||r.indices.constructor===Uint16Array?r.indices:new Uint32Array(r.indices);o.indicesBuf=new It(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),Nn.indices+=o.indicesBuf.numItems;var m=Bi(n,g,o.positionsDecodeMatrix,s._edgeThreshold);return s._edgeIndicesBuf=new It(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===s._state.primitiveName&&(s._numTriangles=r.indices.length/3),s._buildHash(),Nn.meshes++,s}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),Nn.meshes--}}]),i}(),Hn={};function jn(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,le.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var n=Hn.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;r.processes--,i(le.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function Gn(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,le.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var n=Hn.parse.fromOBJ(e),o=Hn.edit.unwrap(n.i_verts,n.c_verts,3),a=Hn.edit.unwrap(n.i_norms,n.c_norms,3),l=Hn.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),A=0;A<n.i_verts.length;A++)u[A]=A;r.processes--,i(le.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function zn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);var r=e.center,n=r?r[0]:0,o=r?r[1]:0,a=r?r[2]:0,l=-t+n,u=-i+o,A=-s+a,c=t+n,h=i+o,d=s+a;return le.apply(e,{primitive:"lines",positions:[l,u,A,l,u,d,l,h,A,l,h,d,c,u,A,c,u,d,c,h,A,c,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function Wn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return zn({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function Kn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var s=(t=t||10)/(i=i||10),r=t/2,n=[],o=[],a=0,l=0,u=-r;l<=i;l++,u+=s)n.push(-r),n.push(0),n.push(u),n.push(r),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-r),n.push(u),n.push(0),n.push(r),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return le.apply(e,{primitive:"lines",positions:n,indices:o})}function Xn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var n,o,a,l,u,A,c,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(s)||1,_=Math.floor(r)||1,y=m+1,b=_+1,w=t/m,B=i/_,x=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,F=0;for(n=0;n<b;n++){var E=n*B-g;for(o=0;o<y;o++)a=o*w-v,x[M]=a+d,x[M+1]=p,x[M+2]=-E+f,P[M+2]=-1,C[F]=o/m,C[F+1]=(_-n)/_,M+=3,F+=2}M=0;var k=new(x.length/3>65535?Uint32Array:Uint16Array)(m*_*6);for(n=0;n<_;n++)for(o=0;o<m;o++)l=o+y*n,u=o+y*(n+1),A=o+1+y*(n+1),c=o+1+y*n,k[M]=c,k[M+1]=u,k[M+2]=l,k[M+3]=c,k[M+4]=A,k[M+5]=u,M+=6;return le.apply(e,{positions:x,normals:P,uv:C,indices:k})}function Jn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;var i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);var r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);var n=e.arc||2*Math.PI;n<0&&(console.warn("negative arc not allowed - will invert"),n*=-1),n>360&&(n=360);var 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i=Hn.bin.ril(e,2),s=6;s<i;){var r=Hn.bin.rsl(e,s),n=Hn.bin.ril(e,s+2);15677==r&&(t.edit=Hn.parse.from3DS._edit3ds(e,s,n)),45056==r&&(t.keyf=Hn.parse.from3DS._keyf3ds(e,s,n)),s+=n}return t},Hn.parse.from3DS._edit3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16384==n&&(null==s.objects&&(s.objects=[]),s.objects.push(Hn.parse.from3DS._edit_object(e,r,o))),r+=o}return s},Hn.parse.from3DS._keyf3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);45058==n&&(null==s.desc&&(s.desc=[]),s.desc.push(Hn.parse.from3DS._keyf_objdes(e,r,o))),r+=o}return s},Hn.parse.from3DS._keyf_objdes=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);45072==n&&(s.hierarchy=Hn.parse.from3DS._keyf_objhierarch(e,r,o)),45073==n&&(s.dummy_name=Hn.bin.rASCII0(e,r+6)),r+=o}return s},Hn.parse.from3DS._keyf_objhierarch=function(e,t,i){var s={},r=t+6;return s.name=Hn.bin.rASCII0(e,r),r+=s.name.length+1,s.hierarchy=Hn.bin.rsl(e,r+4),s},Hn.parse.from3DS._edit_object=function(e,t,i){var s={},r=t+6;for(s.name=Hn.bin.rASCII0(e,r),r+=s.name.length+1;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16640==n&&(s.mesh=Hn.parse.from3DS._obj_trimesh(e,r,o)),r+=o}return s},Hn.parse.from3DS._obj_trimesh=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16656==n&&(s.vertices=Hn.parse.from3DS._tri_vertexl(e,r,o)),16672==n&&(s.indices=Hn.parse.from3DS._tri_facel1(e,r,o)),16704==n&&(s.uvt=Hn.parse.from3DS._tri_mappingcoors(e,r,o)),16736==n&&(s.local=Hn.parse.from3DS._tri_local(e,r,o)),r+=o}return s},Hn.parse.from3DS._tri_vertexl=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rf(e,r)),s.push(Hn.bin.rf(e,r+4)),s.push(Hn.bin.rf(e,r+8)),r+=12;return s},Hn.parse.from3DS._tri_facel1=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rsl(e,r)),s.push(Hn.bin.rsl(e,r+2)),s.push(Hn.bin.rsl(e,r+4)),r+=8;return s},Hn.parse.from3DS._tri_mappingcoors=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rf(e,r)),s.push(1-Hn.bin.rf(e,r+4)),r+=8;return s},Hn.parse.from3DS._tri_local=function(e,t,i){var s={},r=t+6;return s.X=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.Y=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.Z=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.C=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s},Hn.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=Hn.bin.ril(e,0),i.verS=Hn.bin.ril(e,4),i.texS=Hn.bin.ril(e,8),i.indS=Hn.bin.ril(e,12),i.verO=Hn.bin.ril(e,16),i.verL=Hn.bin.ril(e,20),i.texO=Hn.bin.ril(e,24),i.texL=Hn.bin.ril(e,28),i.indO=Hn.bin.ril(e,32),i.indL=Hn.bin.ril(e,36),0!=i.verO&&(t.vertices=Hn.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Hn.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Hn.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Hn.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var n=new Uint8Array(r);Hn.bin.wil(n,0,1769365870),Hn.bin.wil(n,4,32),Hn.bin.wil(n,8,32),Hn.bin.wil(n,12,s);var o=40;return e.vertices&&(Hn.bin.wil(n,16,o),Hn.bin.wil(n,20,4*e.vertices.length),Hn.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(Hn.bin.wil(n,24,o),Hn.bin.wil(n,28,4*e.uvt.length),Hn.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(Hn.bin.wil(n,32,o),Hn.bin.wil(n,36,4*e.indices.length),Hn.parse.fromBIV._writeInts(n,o,e.indices,s)),n.buffer},Hn.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Hn.bin.rf(e,t+4*r));return s},Hn.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Hn.bin.wf(e,t+4*s,i[s])},Hn.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],n=0;n<i/4;n++)16==s&&r.push(Hn.bin.rsl(e,t+2*n)),32==s&&r.push(Hn.bin.ril(e,t+4*n));return r},Hn.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Hn.bin.wsl(e,t+2*r,i[r]),32==s&&Hn.bin.wil(e,t+4*r,i[r])},Hn.gen={},Hn.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,A=a*(2/t)-1;r.verts.push(u,A,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return r},Hn.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Hn.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,n=0;n<r;n++)for(var o=0;o<s;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),A=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(u,A,c),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(s*n+o,s*n+o+1,s*(n+1)+o,s*n+o+1,s*(n+1)+o,s*(n+1)+o+1)}return i},Hn.mat={},Hn.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Hn.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Hn.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Hn.mat.rotate(e*s,t*s,i*s)},Hn.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,n=t,o=i,a=Math.cos(r),l=Math.cos(n),u=Math.cos(o),A=Math.sin(r),c=Math.sin(n),h=Math.sin(o);return s[0]=l*u,s[1]=-l*h,s[2]=c,s[4]=a*h+A*c*u,s[5]=a*u-A*c*h,s[6]=-A*l,s[8]=A*h-a*c*u,s[9]=A*u+a*c*h,s[10]=a*l,s},Hn.edit={},Hn.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Hn.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],n=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*n+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*n+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*n+t[14]}},Hn.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var n=0;n<i;n++)s[r*i+n]=t[e[r]*i+n];return s},Hn.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<s;o++)r[t[n]*s+o]=i[e[n]*s+o];return r},Hn.utils={},Hn.utils.getAABB=function(e){var t,i,s,r,n,o;r=n=o=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],A=e[a+2];l<t&&(t=l),l>r&&(r=l),u<i&&(i=u),u>n&&(n=u),A<s&&(s=A),u>o&&(o=A)}return{min:{x:t,y:i,z:s},max:{x:r,y:n,z:o}}};var qn=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._type=r.type||(r.src?r.src.split(".").pop():null)||"jpg",s._pos=$.vec3(r.pos||[0,0,0]),s._up=$.vec3(r.up||[0,1,0]),s._normal=$.vec3(r.normal||[0,0,1]),s._height=r.height||1,s._origin=$.vec3(),s._rtcPos=$.vec3(),s._imageSize=$.vec2(),s._texture=new Un(b(s),{flipY:!0}),s._image=new Image,"jpg"!==s._type&&"png"!==s._type&&(s.error('Unsupported type - defaulting to "jpg"'),s._type="jpg"),s._node=new bn(b(s),{matrix:$.inverseMat4($.lookAtMat4v(s._pos,$.subVec3(s._pos,s._normal,$.mat4()),s._up,$.mat4())),children:[s._bitmapMesh=new rn(b(s),{scale:[1,1,1],rotation:[-90,0,0],collidable:r.collidable,pickable:r.pickable,opacity:r.opacity,clippable:r.clippable,geometry:new Si(b(s),Xn({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:s._texture,emissiveMap:s._texture,backfaces:!0})})]}),r.image?s.image=r.image:r.src?s.src=r.src:r.imageData&&(s.imageData=r.imageData),s.scene._bitmapCreated(b(s)),s}return C(i,[{key:"visible",get:function(){return this._bitmapMesh.visible},set:function(e){this._bitmapMesh.visible=e}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}},{key:"src",get:function(){return this._image.src},set:function(e){var t=this;if(e)switch(this._image.onload=function(){t._texture.image=t._image,t._imageSize[0]=t._image.width,t._imageSize[1]=t._image.height,t._updateBitmapMeshScale()},this._image.src=e,e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}},{key:"imageData",get:function(){var e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return this._bitmapMesh.collidable},set:function(e){this._bitmapMesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._bitmapMesh.clippable},set:function(e){this._bitmapMesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._bitmapMesh.pickable},set:function(e){this._bitmapMesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._bitmapMesh.opacity},set:function(e){this._bitmapMesh.opacity=e}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene._bitmapDestroyed(this)}},{key:"_updateBitmapMeshScale",value:function(){var e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}]),i}(),$n=$.OBB3(),eo=$.OBB3(),to=$.OBB3(),io=function(){function e(t,i,s,r,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;x(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=$.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([s[0],s[1],s[2],r]),this._colorize=new Uint8Array([s[0],s[1],s[2],r]),this._colorizing=!1,this._transparent=r<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this)}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex(this.portionId,e)}},{key:"aabb",get:function(){if(this._aabbWorldDirty){if($.AABB3ToOBB3(this._aabbLocal,$n),this.transform?($.transformOBB3(this.transform.worldMatrix,$n,eo),$.transformOBB3(this.model.worldMatrix,eo,to),$.OBB3ToAABB3(to,this._aabbWorld)):($.transformOBB3(this.model.worldMatrix,$n,eo),$.OBB3ToAABB3(eo,this._aabbWorld)),this.origin){var e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld},set:function(e){this._aabbLocal=e}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),so=new(function(){function e(){x(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),ro=0;function no(){return ro++,so}var oo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},ao=new Float32Array([1,1,1,1]),lo=new Float32Array([0,0,0,1]),uo=$.vec4(),Ao=$.vec3(),co=$.vec3(),ho=$.mat4(),po=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=s.instancing,n=void 0!==r&&r,o=s.edges,a=void 0!==o&&o;x(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,s=e.model,r=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=r*o,u=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var A=0;A<n;A++){var c=this._uSectionPlanes[A];if(c)if(A<o){var h=u.sectionPlanesActivePerLayer[l+A];if(i.uniform1i(c.active,h?1:0),h){var d=a[A],p=e._state.origin;if(p){var f=Ne(d.dist,d.dir,p,Ao);i.uniform3fv(c.pos,f)}else i.uniform3fv(c.pos,d.pos);i.uniform3fv(c.dir,d.dir)}}else i.uniform1i(c.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var r=i.lights,n=0,o=r.length;n<o;n++)switch(r[n].type){case"dir":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=s.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=s.getLocation("lightDir"+n),this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+a),pos:s.getLocation("sectionPlanePos"+a),dir:s.getLocation("sectionPlaneDir"+a)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,n=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},r=s.colorUniform,n=void 0!==r&&r,o=s.incrementDrawState,a=void 0!==o&&o,l=yt.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,A=u.canvas.gl,c=t._state,h=t.model,d=c.textureSet,p=c.origin,f=c.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,w=h.position,B=h.rotationMatrix,x=h.rotationMatrixConjugate,P=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?A.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(c));var C=0,M=16;this._matricesUniformBlockBufferData.set(x,0);var F=0!==p[0]||0!==p[1]||0!==p[2],E=0!==w[0]||0!==w[1]||0!==w[2];if(F||E){var k=Ao;if(F){var I=$.transformPoint3(B,p,co);k[0]=I[0],k[1]=I[1],k[2]=I[2]}else k[0]=0,k[1]=0,k[2]=0;k[0]+=w[0],k[1]+=w[1],k[2]+=w[2],this._matricesUniformBlockBufferData.set(Re(b,k,ho),C+=M)}else this._matricesUniformBlockBufferData.set(b,C+=M);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,C+=M),this._matricesUniformBlockBufferData.set(f,C+=M),this._matricesUniformBlockBufferData.set(P,C+=M),this._matricesUniformBlockBufferData.set(_,C+=M),A.bindBuffer(A.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),A.bufferData(A.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,A.DYNAMIC_DRAW),A.bindBufferBase(A.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),A.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var D=2/(Math.log(e.pickZFar+1)/Math.LN2);A.uniform1f(this._uLogDepthBufFC,D)}this._uZFar&&A.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&A.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&A.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&A.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&A.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&A.uniform2f(this._uDrawingBufferSize,A.drawingBufferWidth,A.drawingBufferHeight),this._uUVDecodeMatrix&&A.uniformMatrix3fv(this._uUVDecodeMatrix,!1,c.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&A.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&A.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var S="ortho"===u.camera.projection?1:A.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));A.uniform1f(this._uNearPlaneHeight,S)}if(d){var T=d.colorTexture,R=d.metallicRoughnessTexture,L=d.emissiveTexture,U=d.normalsTexture,O=d.occlusionTexture;this._uColorMap&&T&&(this._program.bindTexture(this._uColorMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&R&&(this._program.bindTexture(this._uMetallicRoughMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&U&&(this._program.bindTexture(this._uNormalMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&O&&(this._program.bindTexture(this._uAOMap,O.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var N=u.sao,Q=N.possible;if(Q){var V=A.drawingBufferWidth,H=A.drawingBufferHeight;uo[0]=V,uo[1]=H,uo[2]=N.blendCutoff,uo[3]=N.blendFactor,A.uniform4fv(this._uSAOParams,uo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(n){var j=this._edges?"edgeColor":"fillColor",G=this._edges?"edgeAlpha":"fillAlpha";if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var z=u.xrayMaterial._state,W=z[j],K=z[G];A.uniform4f(this._uColor,W[0],W[1],W[2],K)}else if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var X=u.highlightMaterial._state,J=X[j],Y=X[G];A.uniform4f(this._uColor,J[0],J[1],J[2],Y)}else if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Z=u.selectedMaterial._state,q=Z[j],ee=Z[G];A.uniform4f(this._uColor,q[0],q[1],q[2],ee)}else A.uniform4fv(this._uColor,this._edges?lo:ao)}this._draw({state:c,frameCtx:e,incrementDrawState:a}),A.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,se.memory.programs--}}]),e}(),fo=function(e){g(i,po);var t=_(i);function i(e,s){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=r.edges,o=void 0!==n&&n;return x(this,i),t.call(this,e,s,{instancing:!1,edges:o})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),r&&s.drawElements++}}}]),i}(),vo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,s=t._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=s.lights.length;o<a;o++)"ambient"!==(e=s.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=s.lights.length;l<u;l++)if("ambient"!==(e=s.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}]),i}(),go=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(r.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&r.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&r.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(r.push("uniform vec3 lightPos"+a+";"),r.push("uniform vec3 lightDir"+a+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)r.push("if (sectionPlaneActive"+A+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+A+".xyz, vWorldPosition.xyz - sectionPlanePos"+A+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?r.push("viewLightDir = normalize(lightDir"+h+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?r.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?r.push("viewLightDir = normalize(lightDir"+h+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),mo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=s.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),_o=function(e){g(i,fo);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),yo=function(e){g(i,_o);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),bo=function(e){g(i,_o);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),wo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}]),i}(),Bo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),xo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outNormal = ivec4(vWorldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Po=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),Co=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("const float   packUpScale = 256. / 255.;"),s.push("const float   unpackDownscale = 255. / 256.;"),s.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),s.push("const float   shiftRight8 = 1.0 / 256.;"),s.push("vec4 packDepthToRGBA( const in float v ) {"),s.push("    vec4 r = vec4( fract( v * packFactors ), v );"),s.push("    r.yzw -= r.xyz * shiftRight8;"),s.push("    return r * packUpScale;"),s.push("}"),s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}]),i}(),Mo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Fo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),Eo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),r&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),r&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),s.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),r){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)o.push("uniform bool sectionPlaneActive"+A+";"),o.push("uniform vec3 sectionPlanePos"+A+";"),o.push("uniform vec3 sectionPlaneDir"+A+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),s.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=s.lights.length;p<f;p++){var v=s.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ko=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Io=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(var o=0,a=s.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(var l=0,u=i.lights.length;l<u;l++){var A=i.lights[l];"ambient"!==A.type&&(n.push("uniform vec4 lightColor"+l+";"),"dir"===A.type&&n.push("uniform vec3 lightDir"+l+";"),"point"===A.type&&n.push("uniform vec3 lightPos"+l+";"),"spot"===A.type&&(n.push("uniform vec3 lightPos"+l+";"),n.push("uniform vec3 lightDir"+l+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var c=0,h=s.getNumAllocatedSectionPlanes();c<h;c++)n.push("if (sectionPlaneActive"+c+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var d=0,p=i.lights.length;d<p;d++){var f=i.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?n.push("viewLightDir = normalize(lightDir"+d+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?n.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?n.push("viewLightDir = normalize(lightDir"+d+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+d+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),t?n.push("vec4 colorTexel = color * sRGBToLinear(texture(uColorMap, vUV));"):n.push("vec4 colorTexel = color * texture(uColorMap, vUV);"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Do=$.vec3(),So=$.vec3(),To=$.vec3(),Ro=$.vec3(),Lo=$.mat4(),Uo=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Do;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=So;if(l){var m=To;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Lo),(f=Ro)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Oo=$.vec3(),No=$.vec3(),Qo=$.vec3(),Vo=$.vec3(),Ho=$.mat4(),jo=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Oo;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=No;if(l){var m=Qo;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Ho),(f=Vo)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Go=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new mo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new wo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Bo(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Uo(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new jo(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new vo(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vo(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new go(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new go(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Io(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Io(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new Eo(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Eo(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new mo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Co(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new Mo(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new yo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new bo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new wo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new xo(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ko(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Bo(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Po(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Fo(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new jo(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Uo(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),zo={};var Wo=65536,Ko=5e6,Xo=function(){function e(){x(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return $.getDoublePrecisionEnabled()},set:function(e){$.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return Wo},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Wo=e}},{key:"maxGeometryBatchSize",get:function(){return Ko},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Ko=e}}]),e}(),Jo=new Xo,Yo=C((function e(){x(this,e),this.maxVerts=Jo.maxGeometryBatchSize,this.maxIndices=3*Jo.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Zo=$.mat4(),qo=$.mat4();function $o(e,t,i){for(var s=e.length,r=new Uint16Array(s),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,A=t[5]-a,c=65525,h=c/l,d=c/u,p=c/A,f=function(e){return e>=0?e:0},v=0;v<s;v+=3)r[v+0]=Math.floor(f(e[v+0]-n)*h),r[v+1]=Math.floor(f(e[v+1]-o)*d),r[v+2]=Math.floor(f(e[v+2]-a)*p);return $.identityMat4(Zo),$.translationMat4v(t,Zo),$.identityMat4(qo),$.scalingMat4v([l/c,u/c,A/c],qo),$.mulMat4(Zo,qo,i),r}function ea(e,t){var i=e[0],s=e[1],r=e[2],n=e[3]-i,o=e[4]-s,a=e[5]-r,l=65525;return $.identityMat4(Zo),$.translationMat4v(e,Zo),$.identityMat4(qo),$.scalingMat4v([n/l,o/l,a/l],qo),$.mulMat4(Zo,qo,t),t}function ta(e,t,i){var s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(r))*(s>=0?1:-1),o=(1-Math.abs(s))*(r>=0?1:-1),s=n,r=o}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function ia(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}var sa=$.mat4(),ra=$.mat4(),na=$.vec4([0,0,0,1]),oa=$.vec3(),aa=$.vec3(),la=$.vec3(),ua=$.vec3(),Aa=$.vec3(),ca=$.vec3(),ha=$.vec3(),da=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOBatchingTrianglesLayer"),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=zo[s])||(r=new Go(i),zo[s]=r,r._compile(),r.eagerCreateRenders(),i.on("compile",(function(){r._compile(),r.eagerCreateRenders()})),i.on("destroyed",(function(){delete zo[s],r._destroy()}))),r),this._buffer=new Yo(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({origin:$.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=$.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=$.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,A=t.colorsCompressed,c=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!r)throw"positionsCompressed expected";i=r.length/3;for(var w=0,B=r.length;w<B;w++)y.positions.push(r[w])}else{if(!s)throw"positions expected";i=s.length/3;for(var x=0,P=s.length;x<P;x++)y.positions.push(s[x])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var F=sa;g?$.inverseMat4($.transposeMat4(g,ra),F):$.identityMat4(F,F),function(e,t,i,s,r){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,A,c=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(A=0;A<i;A+=3)c[0]=t[A],c[1]=t[A+1],c[2]=t[A+2],$.transformVec3(e,c,h),$.normalizeVec3(h,h),a=o=ta(h,"floor","floor"),l=u=n(h,ia(o)),(l=n(h,ia(o=ta(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,ia(o=ta(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,ia(o=ta(h,"ceil","ceil"))))>u&&(a=o,u=l),s[r+A+0]=a[0],s[r+A+1]=a[1],s[r+A+2]=0}(F,n,n.length,y.normals,y.normals.length)}if(u)for(var E=0,k=u.length;E<k;E+=3)y.colors.push(255*u[E]),y.colors.push(255*u[E+1]),y.colors.push(255*u[E+2]),y.colors.push(255);else if(A)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],R=d[2],L=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(R),y.colors.push(L);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=c.length;z<W;z++)y.indices.push(b+c[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var ee=this._portions.length,te={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-c.length,numIndices:c.length};return _.pickSurfacePrecisionEnabled&&(te.indices=c,_.entityOffsetsEnabled&&(te.offset=new Float32Array(3))),this._portions.push(te),this._numPortions++,this.model.numPortions++,this._numVerts+=te.numVerts,this._meshes.push(e),ee}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):$o(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=$.mat4());if(e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.pickSurfacePrecisionEnabled)for(var r=0,n=this._portions.length;r<n;r++){var o=this._portions[r],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=s.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new It(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var A=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,A,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new It(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var c=ki.getUVBounds(i.uv),h=ki.compressUVs(i.uv,c.min,c.max),d=h.quantized;e.uvDecodeMatrix=$.mat3(h.decodeMatrix),e.uvBuf=new It(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new It(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new It(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new It(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,s=this._portions[i],r=4*s.vertsBaseIndex,n=4*s.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],A=t[3],c=0;c<n;c+=4)o[c+0]=a,o[c+1]=l,o[c+2]=u,o[c+3]=A;this._state.colorsBuf&&this._state.colorsBuf.setData(o,r,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,A=l,c=u,h=!!(t&Qe),d=!!(t&ze),p=!!(t&We),f=!!(t&Ke),v=!!(t&Xe),g=!!(t&He),m=!!(t&Ve);r=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!h||m?oo.NOT_RENDERED:f?oo.SILHOUETTE_SELECTED:p?oo.SILHOUETTE_HIGHLIGHTED:d?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var _=0;_=!h||m?oo.NOT_RENDERED:f?oo.EDGES_SELECTED:p?oo.EDGES_HIGHLIGHTED:d?oo.EDGES_XRAYED:v?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED;var y=h&&!m&&g?oo.PICK:oo.NOT_RENDERED,b=t&je?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var w=A,B=A+c;w<B;w++){var x=0;x|=r,x|=n<<4,x|=_<<8,x|=y<<12,x|=b<<16,this._deferredFlagValues[w]=x}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(c),C=0;C<c;C++){var M=0;M|=r,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,A,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,s=this._portions[i],r=3*s.vertsBaseIndex,n=3*s.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],A=0;A<n;A+=3)o[A+0]=a,o[A+1]=l,o[A+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,r,n),this.model.scene.pickSurfacePrecisionEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.pickSurfacePrecisionEnabled){var i=this._state,s=this._portions[e];if(s)for(var r=s.quantizedPositions,n=i.origin,o=s.offset,a=n[0]+o[0],l=n[1]+o[1],u=n[2]+o[2],A=na,c=0,h=r.length;c<h;c+=3)A[0]=r[c],A[1]=r[c+1],A[2]=r[c+2],A[3]=1,$.decompressPosition(A,i.positionsDecodeMatrix),$.transformPoint4(this.model.worldMatrix,A),A[0]+=a,A[1]+=l,A[2]+=u,t(A);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,s,r){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,A=o.offset,c=oa,h=aa;c.set(u?$.subVec3(t,u,la):t),h.set(i),A&&$.subVec3(c,A),$.transformRay(this.model.worldNormalMatrix,c,h,c,h);for(var d=ua,p=Aa,f=ca,v=!1,g=0,m=ha,_=0,y=l.length;_<y;_+=3){var b=3*l[_],w=3*l[_+1],B=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[w],p[1]=a[w+1],p[2]=a[w+2],f[0]=a[B],f[1]=a[B+1],f[2]=a[B+2],$.decompressPosition(d,n.positionsDecodeMatrix),$.decompressPosition(p,n.positionsDecodeMatrix),$.decompressPosition(f,n.positionsDecodeMatrix),$.rayTriangleIntersect(c,h,d,p,f,m)){$.transformPoint3(this.model.worldMatrix,m,m),A&&$.addVec3(m,A),u&&$.addVec3(m,u);var x=Math.abs($.lenVec3($.subVec3(m,t,[])));(!v||x>g)&&(g=x,s.set(m),r&&$.triangleNormal(d,p,f,r),v=!0)}}return v&&r&&($.transformVec3(this.model.worldNormalMatrix,r,r),$.normalizeVec3(r)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),pa=function(e){g(i,po);var t=_(i);function i(e,s){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=r.edges,o=void 0!==n&&n;return x(this,i),t.call(this,e,s,{instancing:!0,edges:o})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}]),i}(),fa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,s=this._scene,r=s._sectionPlanesState,n=s._lightsState,o=r.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),s.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),s.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),s.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),s.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}]),i}(),va=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=i._lightsState,n=s.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=s.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=r.lights.length;e<t;e++){var u=r.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var A=0,c=s.getNumAllocatedSectionPlanes();A<c;A++)o.push("if (sectionPlaneActive"+A+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+A+".xyz, vWorldPosition.xyz - sectionPlanePos"+A+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=r.lights.length;e<t;e++){var h=r.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ga=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}]),i}(),ma=function(e){g(i,pa);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0,edges:!0})}return C(i)}(),_a=function(e){g(i,ma);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),ya=function(e){g(i,ma);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),ba=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}]),i}(),wa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),Ba=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outNormal = ivec4(vWorldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),xa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),Pa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),Ca=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Ma=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Fa={3e3:"linearToLinear",3001:"sRGBToLinear"},Ea=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),r&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),r&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),s.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),r){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)o.push("uniform bool sectionPlaneActive"+A+";"),o.push("uniform vec3 sectionPlanePos"+A+";"),o.push("uniform vec3 sectionPlaneDir"+A+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),s.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+Fa[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(o.push("   vec3 irradiance = "+Fa[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=s.lights.length;p<f;p++){var v=s.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ka=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Ia=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i.gammaOutput,r=i._sectionPlanesState,n=i._lightsState,o=r.getNumAllocatedSectionPlanes()>0,a=[];if(a.push("#version 300 es"),a.push("// Instancing geometry drawing fragment shader"),a.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),a.push("precision highp float;"),a.push("precision highp int;"),a.push("#else"),a.push("precision mediump float;"),a.push("precision mediump int;"),a.push("#endif"),i.logarithmicDepthBufferEnabled&&(a.push("in float isPerspective;"),a.push("uniform float logDepthBufFC;"),a.push("in float vFragDepth;")),a.push("uniform sampler2D uColorMap;"),this._withSAO&&(a.push("uniform sampler2D uOcclusionTexture;"),a.push("uniform vec4      uSAOParams;"),a.push("const float       packUpscale = 256. / 255.;"),a.push("const float       unpackDownScale = 255. / 256.;"),a.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),a.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),a.push("float unpackRGBToFloat( const in vec4 v ) {"),a.push("    return dot( v, unPackFactors );"),a.push("}")),a.push("uniform float gammaFactor;"),a.push("vec4 linearToLinear( in vec4 value ) {"),a.push("  return value;"),a.push("}"),a.push("vec4 sRGBToLinear( in vec4 value ) {"),a.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),a.push("}"),a.push("vec4 gammaToLinear( in vec4 value) {"),a.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),a.push("}"),s&&(a.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),a.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),a.push("}")),o){a.push("in vec4 vWorldPosition;"),a.push("in float vFlags;");for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)a.push("uniform bool sectionPlaneActive"+l+";"),a.push("uniform vec3 sectionPlanePos"+l+";"),a.push("uniform vec3 sectionPlaneDir"+l+";");a.push("uniform float sliceThickness;"),a.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(a),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++){var A=n.lights[e];"ambient"!==A.type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===A.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===A.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===A.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")))}if(a.push("in vec4 vViewPosition;"),a.push("in vec4 vColor;"),a.push("in vec2 vUV;"),a.push("out vec4 outColor;"),a.push("void main(void) {"),a.push("  vec4 newColor;"),a.push("  newColor = vColor;"),o){a.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),a.push("  if (clippable) {"),a.push("  float dist = 0.0;");for(var c=0,h=r.getNumAllocatedSectionPlanes();c<h;c++)a.push("if (sectionPlaneActive"+c+") {"),a.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),a.push("}");a.push("  if (dist > sliceThickness) { "),a.push("      discard;"),a.push("  }"),a.push("  if (dist > 0.0) { "),a.push("      newColor = sliceColor;"),a.push("  }"),a.push("}")}for(a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),a.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),a.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),a.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=n.lights.length;e<t;e++){var d=n.lights[e];if("ambient"!==d.type){if("dir"===d.type)"view"===d.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===d.type)"view"===d.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==d.type)continue;"view"===d.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return a.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),s?a.push("vec4 colorTexel = color * sRGBToLinear(texture(uColorMap, vUV));"):a.push("vec4 colorTexel = color * texture(uColorMap, vUV);"),a.push("float opacity = color.a;"),this._withSAO?(a.push("   float viewportWidth     = uSAOParams[0];"),a.push("   float viewportHeight    = uSAOParams[1];"),a.push("   float blendCutoff       = uSAOParams[2];"),a.push("   float blendFactor       = uSAOParams[3];"),a.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),a.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),a.push("   outColor                = vec4(newColor.rgb * colorTexel.rgb * ambient, opacity);")):a.push("   outColor                = vec4(newColor.rgb * colorTexel.rgb, opacity);"),s&&a.push("outColor = linearToGamma(outColor, gammaFactor);"),i.logarithmicDepthBufferEnabled&&a.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),a.push("}"),a}}]),i}(),Da=$.vec3(),Sa=$.vec3(),Ta=$.vec3(),Ra=$.vec3(),La=$.mat4(),Ua=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Da;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Sa;if(l){var m=$.transformPoint3(A,l,Ta);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,La),(f=Ra)[0]=o.eye[0]-g[0],f[1]=o.eye[1]-g[1],f[2]=o.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Oa=$.vec3(),Na=$.vec3(),Qa=$.vec3(),Va=$.vec3(),Ha=$.mat4(),ja=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Oa;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Na;if(l){var m=$.transformPoint3(A,l,Qa);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Ha),(f=Va)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ga=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new ga(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ba(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new wa(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Ua(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new ja(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new fa(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new fa(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new va(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new va(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new Ea(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Ea(this._scene,!0)),this._pbrRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Ia(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Ia(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ga(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Pa(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new Ca(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new _a(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ya(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ba(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Ba(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ka(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new wa(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new xa(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Ma(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Ua(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new ja(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),za={};var Wa=new Uint8Array(4),Ka=new Float32Array(1),Xa=$.vec4([0,0,0,1]),Ja=new Float32Array(3),Ya=$.vec3(),Za=$.vec3(),qa=$.vec3(),$a=$.vec3(),el=$.vec3(),tl=$.vec3(),il=$.vec3(),sl=new Float32Array(4),rl=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOInstancingTrianglesLayer"),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=za[s])||(r=new Ga(i),za[s]=r,r._compile(),r.eagerCreateRenders(),i.on("compile",(function(){r._compile(),r.eagerCreateRenders()})),i.on("destroyed",(function(){delete za[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({numInstances:0,obb:$.OBB3(),origin:$.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,s=t.metallic,r=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],A=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(A),this._colors.push(n),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var c=$.transposeMat4(o,$.mat4()),h=$.inverseMat4(c);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.pickSurfacePrecisionEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,n=r/4;if(r>0){e.colorsBuf=new It(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new It(s,s.ARRAY_BUFFER,o,this._metallicRoughness.length,2,s.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new It(s,s.ARRAY_BUFFER,new Float32Array(n),n,1,s.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new It(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,!1),e.positionsDecodeMatrix=$.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new It(s,s.ARRAY_BUFFER,a,a.length,4,s.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new It(s,s.ARRAY_BUFFER,l,l.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new It(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new It(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,u),e.modelMatrixCol1Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,u),e.modelMatrixCol2Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new It(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this._state.geometry=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Wa[0]=t[0],Wa[1]=t[1],Wa[2]=t[2],Wa[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Wa,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?1:0)<<16,Ka[0]=A,this._state.flagsBuf&&this._state.flagsBuf.setData(Ka,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Ja[0]=t[0],Ja[1]=t[1],Ja[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Ja,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var i=this._state,s=i.geometry,r=this._portions[e];if(r)for(var n=s.quantizedPositions,o=i.origin,a=r.offset,l=o[0]+a[0],u=o[1]+a[1],A=o[2]+a[2],c=Xa,h=r.matrix,d=this.model.sceneModelMatrix,p=i.positionsDecodeMatrix,f=0,v=n.length;f<v;f+=3)c[0]=n[f],c[1]=n[f+1],c[2]=n[f+2],$.decompressPosition(c,p),$.transformPoint3(h,c),$.transformPoint3(d,c),c[0]+=l,c[1]+=u,c[2]+=A,t(c);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;sl[0]=t[0],sl[1]=t[4],sl[2]=t[8],sl[3]=t[12],this._state.modelMatrixCol0Buf.setData(sl,i),sl[0]=t[1],sl[1]=t[5],sl[2]=t[9],sl[3]=t[13],this._state.modelMatrixCol1Buf.setData(sl,i),sl[0]=t[2],sl[1]=t[6],sl[2]=t[10],sl[3]=t[14],this._state.modelMatrixCol2Buf.setData(sl,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,s,r){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=$.inverseMat4(a.matrix,$.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=$.transposeMat4(a.inverseMatrix,$.mat4()));var l=n.quantizedPositions,u=n.indices,A=o.origin,c=a.offset,h=Ya,d=Za;h.set(A?$.subVec3(t,A,qa):t),d.set(i),c&&$.subVec3(h,c),$.transformRay(this.model.worldNormalMatrix,h,d,h,d),$.transformRay(a.inverseMatrix,h,d,h,d);for(var p=$a,f=el,v=tl,g=!1,m=0,_=il,y=0,b=u.length;y<b;y+=3){var w=3*u[y+0],B=3*u[y+1],x=3*u[y+2];p[0]=l[w],p[1]=l[w+1],p[2]=l[w+2],f[0]=l[B],f[1]=l[B+1],f[2]=l[B+2],v[0]=l[x],v[1]=l[x+1],v[2]=l[x+2];var P=o.geometry.positionsDecodeMatrix;if($.decompressPosition(p,P),$.decompressPosition(f,P),$.decompressPosition(v,P),$.rayTriangleIntersect(h,d,p,f,v,_)){$.transformPoint3(a.matrix,_,_),$.transformPoint3(this.model.worldMatrix,_,_),c&&$.addVec3(_,c),A&&$.addVec3(_,A);var C=Math.abs($.lenVec3($.subVec3(_,t,[])));(!g||C>m)&&(m=C,s.set(_),r&&$.triangleNormal(p,f,v,r),g=!0)}}return g&&r&&($.transformVec3(a.normalMatrix,r,r),$.transformVec3(this.model.worldNormalMatrix,r,r),$.normalizeVec3(r)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),nl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}]),i}(),ol=function(e){g(i,nl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),al=function(e){g(i,nl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}]),i}(),ll=$.vec3(),ul=$.vec3(),Al=$.vec3(),cl=$.vec3(),hl=$.mat4(),dl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ll;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=ul;if(l){var m=Al;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,hl),(f=cl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pl=$.vec3(),fl=$.vec3(),vl=$.vec3(),gl=$.vec3(),ml=$.mat4(),_l=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=pl;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=fl;if(l){var m=vl;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,ml),(f=gl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),yl=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new ol(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new al(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),bl={};var wl=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;x(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),Bl=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOBatchingLinesLayer"),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=bl[s])||(r=new yl(i),bl[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete bl[s],r._destroy()}))),r),this.model=t.model,this._buffer=new wl(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:$.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=$.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!r)throw"positionsCompressed expected";i=r.length/3;for(var A=0,c=r.length;A<c;A++)l.positions.push(r[A])}else{if(!s)throw"positions expected";i=s.length/3;for(var h=0,d=s.length;h<d;h++)l.positions.push(s[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var w=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),w}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var s=new Uint16Array(i.positions);e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{var r=$o(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new It(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new It(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(r),o=t[0],a=t[1],l=t[2],u=t[3],A=0;A<r;A+=4)n[A+0]=o,n[A+1]=a,n[A+2]=l,n[A+3]=u;this._state.colorsBuf.setData(n,s,r)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,A=l,c=!!(t&Qe),h=!!(t&ze),d=!!(t&We),p=!!(t&Ke),f=!!(t&He),v=!!(t&Ve);r=!c||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!c||v?oo.NOT_RENDERED:p?oo.SILHOUETTE_SELECTED:d?oo.SILHOUETTE_HIGHLIGHTED:h?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var g=c&&!v&&f?oo.PICK:oo.NOT_RENDERED,m=t&je?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+A;_<y;_++){var b=0;b|=r,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var w=this._scratchMemory.getFloat32Array(A),B=0;B<A;B++){var x=0;x|=r,x|=n<<4,x|=g<<12,x|=m<<16,w[B]=x}this._state.flagsBuf.setData(w,u,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,s,r)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),xl=function(e){g(i,po);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}]),i}(),Pl=function(e){g(i,xl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Cl=function(e){g(i,xl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}]),i}(),Ml=$.vec3(),Fl=$.vec3(),El=$.vec3();$.vec3();var kl=$.mat4(),Il=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Ml;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Fl;if(l){var g=$.transformPoint3(A,l,El);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,kl),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Dl=$.vec3(),Sl=$.vec3(),Tl=$.vec3();$.vec3();var Rl=$.mat4(),Ll=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Dl;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Sl;if(l){var g=$.transformPoint3(A,l,Tl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,Rl),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ul=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new Il(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ll(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Pl(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Cl(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Il(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Ll(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Ol={};var Nl=new Uint8Array(4),Ql=new Float32Array(1),Vl=new Float32Array(3),Hl=new Float32Array(4),jl=function(){function e(t){var i,s,r;x(this,e),console.info("VBOInstancingLinesLayer"),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=Ol[s])||(r=new Ul(i),Ol[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete Ol[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({obb:$.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=$.vec3(t.origin)),this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){this._state.colorsBuf=new It(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(r>0){this._state.flagsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new It(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new It(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=$.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this._state.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Nl[0]=t[0],Nl[1]=t[1],Nl[2]=t[2],Nl[3]=t[3],this._state.colorsBuf.setData(Nl,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?255:0)<<16,Ql[0]=A,this._state.flagsBuf.setData(Ql,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Vl[0]=t[0],Vl[1]=t[1],Vl[2]=t[2],this._state.offsetsBuf.setData(Vl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Hl[0]=t[0],Hl[1]=t[4],Hl[2]=t[8],Hl[3]=t[12],this._state.modelMatrixCol0Buf.setData(Hl,i),Hl[0]=t[1],Hl[1]=t[5],Hl[2]=t[9],Hl[3]=t[13],this._state.modelMatrixCol1Buf.setData(Hl,i),Hl[0]=t[2],Hl[1]=t[6],Hl[2]=t[10],Hl[3]=t[14],this._state.modelMatrixCol2Buf.setData(Hl,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),Gl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}]),i}(),zl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Wl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),Kl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}]),i}(),Xl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),Jl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}]),i}(),Yl=$.vec3(),Zl=$.vec3(),ql=$.vec3(),$l=$.vec3(),eu=$.mat4(),tu=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Yl;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Zl;if(l){var m=ql;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,eu),(f=$l)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),iu=$.vec3(),su=$.vec3(),ru=$.vec3(),nu=$.vec3(),ou=$.mat4(),au=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=iu;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=su;if(l){var m=ru;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,ou),(f=nu)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),lu=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new zl(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Wl(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Kl(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Xl(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Jl(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new tu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new au(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),uu={};var Au=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;x(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]})),cu=function(){function e(t){x(this,e),console.info("Creating VBOBatchingPointsLayer"),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=uu[t];return i||(i=new lu(e),uu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete uu[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Au(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:$.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=$.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor,u=this._buffer,A=u.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!r)throw"positionsCompressed expected";for(var c=0,h=r.length;c<h;c++)u.positions.push(r[c]);i=r.length/3}else{if(!s)throw"positions expected";i=s.length/3,s.length,u.positions.length;for(var d=0,p=s.length;d<p;d++)u.positions.push(s[d])}if(o)for(var f=0,v=o.length;f<v;f++)u.colors.push(o[f]);else if(a)for(var g=0,m=a.length;g<m;g++)u.colors.push(255*a[g]);else if(n)for(var _=n[0],y=n[1],b=n[2],w=0;w<i;w++)u.colors.push(_),u.colors.push(y),u.colors.push(b),u.colors.push(1);for(var B=u.pickColors.length,x=B,P=B+4*i;x<P;x+=4)u.pickColors.push(l[0]),u.pickColors.push(l[1]),u.pickColors.push(l[2]),u.pickColors.push(l[3]);if(this.model.scene.entityOffsetsEnabled)for(var C=0;C<i;C++)u.offsets.push(0),u.offsets.push(0),u.offsets.push(0);var M=this._portions.length/2;return this._portions.push(A),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._meshes.push(e),M}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var s=new Uint16Array(i.positions);e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{var r=$o(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new It(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.STATIC_DRAW,!1)}if(i.positions.length>0){var o=i.positions.length/3,a=new Float32Array(o);e.flagsBuf=new It(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var l=new Uint8Array(i.pickColors);e.pickColorsBuf=new It(t,t.ARRAY_BUFFER,l,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var u=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,u,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,s,r)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s,r,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&Qe),A=!!(t&ze),c=!!(t&We),h=!!(t&Ke),d=!!(t&He),p=!!(t&Ve);s=!u||p||A||c&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,r=!u||p?oo.NOT_RENDERED:h?oo.SILHOUETTE_SELECTED:c?oo.SILHOUETTE_HIGHLIGHTED:A?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;for(var f=u&&!p&&d?oo.PICK:oo.NOT_RENDERED,v=t&je?1:0,g=0;g<a;g++){var m=0;m|=s,m|=r<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,s,r)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),hu=function(e){g(i,po);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}]),i}(),du=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),pu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(w(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),fu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}]),i}(),vu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),gu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),mu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),_u=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),yu=$.vec3(),bu=$.vec3(),wu=$.vec3();$.vec3();var Bu=$.mat4(),xu=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=yu;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=bu;if(l){var g=$.transformPoint3(A,l,wu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,Bu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Pu=$.vec3(),Cu=$.vec3(),Mu=$.vec3();$.vec3();var Fu=$.mat4(),Eu=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Pu;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Cu;if(l){var g=$.transformPoint3(A,l,Mu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,Fu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(w(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ku=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new du(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new pu(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new mu(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new fu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new vu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new gu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new _u(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new xu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Eu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Iu={};var Du=new Uint8Array(4),Su=new Float32Array(1),Tu=new Float32Array(3),Ru=new Float32Array(4),Lu=function(){function e(t){var i,s,r;x(this,e),console.info("VBOInstancingPointsLayer"),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=Iu[s])||(r=new ku(i),Iu[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete Iu[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({obb:$.OBB3(),numInstances:0,origin:t.origin?$.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;var r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){i.flagsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){i.positionsBuf=new It(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=$.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){var r=new Uint8Array(s.colorsCompressed);i.colorsBuf=new It(e,e.ARRAY_BUFFER,r,r.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new It(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Du[0]=t[0],Du[1]=t[1],Du[2]=t[2],this._state.colorsBuf.setData(Du,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?255:0)<<16,Su[0]=A,this._state.flagsBuf.setData(Su,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Tu[0]=t[0],Tu[1]=t[1],Tu[2]=t[2],this._state.offsetsBuf.setData(Tu,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Ru[0]=t[0],Ru[1]=t[4],Ru[2]=t[8],Ru[3]=t[12],this._state.modelMatrixCol0Buf.setData(Ru,i),Ru[0]=t[1],Ru[1]=t[5],Ru[2]=t[9],Ru[3]=t[13],this._state.modelMatrixCol1Buf.setData(Ru,i),Ru[0]=t[2],Ru[1]=t[6],Ru[2]=t[10],Ru[3]=t[14],this._state.modelMatrixCol2Buf.setData(Ru,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Uu=$.vec3(),Ou=$.vec3(),Nu=$.mat4(),Qu=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate,d=r.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=Uu;if(f){var m=$.transformPoint3(c,u,Ou);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,Nu)}else p=d;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var w=s._sectionPlanesState.sectionPlanes,B=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[B+P];if(o.uniform1i(C.active,M?1:0),M){var F=w[P];if(u){var E=Ne(F.dist,F.dir,u,Uu);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Vu=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Qu(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),Hu={};var ju=C((function e(){x(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),Gu=function(){function e(){x(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}]),e}(),zu=function(){function e(t,i,s,r){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;x(this,e),this._gl=t,this._texture=i,this._textureWidth=s,this._textureHeight=r,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),Wu={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Wu,null,4));var e=0;Object.keys(Wu).forEach((function(t){t.startsWith("size")&&(e+=Wu[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/Wu.totalLines).toFixed(2)));var t={};Object.keys(Wu).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((Wu[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var Ku=function(){function e(){x(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,s,r){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);Wu.sizeDataColorsAndFlags+=l.byteLength,Wu.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+16),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+20);var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";var r=new Float32Array(1536*s).fill(0);Wu.sizeDataTextureOffsets+=r.byteLength,Wu.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,n,i,s,r)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);Wu.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);Wu.sizeDataPositionDecodeMatrices+=n.byteLength,Wu.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureForPositions",value:function(e,t,i){var s=i/3,r=4096,n=Math.ceil(s/r);if(0===n)throw"texture height===0";var o=new Uint16Array(r*n*3);Wu.sizeDataTexturePositions+=o.byteLength,Wu.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var A=t[a];o.set(A,l),l+=A.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,c,r,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r);n.set(t,0),Wu.sizeDataTexturePortionIds+=n.byteLength,Wu.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,o,s,r)}}]),e}(),Xu=new Xo,Ju=Xu.maxDataTextureHeight,Yu=new Float32Array(16),Zu=new Uint8Array(4),qu=new Float32Array(3),$u=0,eA=$.identityMat4(),tA=function(){function e(t,i){var s,r,n;x(this,e),console.info("Creating DTXLinesLayer"),Wu.numberOfLayers++,this._layerNumber=$u++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(s=t.scene,r=s.id,(n=Hu[r])||(n=new Vu(s),Hu[r]=n,n._compile(),n.eagerCreateRenders(),s.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),s.on("destroyed",(function(){delete Hu[r],n._destroy()}))),n),this.model=t,this._buffer=new ju,this._dataTextureState=new Gu,this._dataTextureGenerator=new Ku,this._state=new Zt({origin:$.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&Wu.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,s=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[s]){var r=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*Ju||r+o>4096*Ju)&&Wu.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*Ju&&r+o<=4096*Ju)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var s=[];t.buckets.forEach((function(e,r){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(r):"".concat(t.id,"#").concat(r),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);s.push(a)}));var r=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(s),this.model.numPortions++,this._meshes.push(e),r}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;Wu.overheadSizeAlignementIndices+=2*(i-t.indices.length);var s=new Uint32Array(i);s.fill(0),s.set(t.indices),t.indices=s}var r=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(r);var a,l=o.lenPositionsCompressed/3,u=r.length/3;o.lenPositionsCompressed+=r.length;var A,c=0;n&&(c=n.length/2,u<=256?(A=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(A=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(A=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),A.push(n));return this._state.numVertices+=u,Wu.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:c,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,s=e.color,r=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||eA),l.perObjectSolid.push(!!e.solid),r?l.perObjectColors.push([255*r[0],255*r[1],255*r[2],255]):s&&l.perObjectColors.push([s[0],s[1],s[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var A=this._subPortions.length;if(t.numLines>0){var c,h=2*t.numLines;t.numVertices<=256?(c=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,Wu.totalLines8Bits+=t.numLines):t.numVertices<=65536?(c=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,Wu.totalLines16Bits+=t.numLines):(c=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,Wu.totalLines32Bits+=t.numLines),Wu.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)c.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,Wu.numberOfPortions++,A}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,s=this.model.scene.canvas.gl,r=this._buffer;t.gl=s,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(s,r.perObjectColors,r.perObjectPickColors,r.perObjectVertexBases,r.perObjectIndexBaseOffsets,r.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(s,r.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(s,r.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(s,r.positionsCompressed,r.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId32Bits),r.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(s,r.indices8Bits,r.lenIndices8Bits)),r.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(s,r.indices16Bits,r.lenIndices16Bits)),r.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(s,r.indices32Bits,r.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetColor(i[s],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;Zu[0]=t[0],Zu[1]=t[1],Zu[2]=t[2],Zu[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,Zu))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3],r=this._portionToSubPortionsMap[e],n=0,o=r.length;n<o;n++)this._subPortionSetFlags(r[n],t,i,s)}},{key:"_subPortionSetFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=!!(t&Qe),a=!!(t&ze),l=!!(t&We),u=!!(t&Ke),A=!!(t&He),c=!!(t&Ve);r=!o||c||a?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!o||c?oo.NOT_RENDERED:u?oo.SILHOUETTE_SELECTED:l?oo.SILHOUETTE_HIGHLIGHTED:a?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var h=o&&!c&&A?oo.PICK:oo.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Zu[0]=r,Zu[1]=n,Zu[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Zu))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this._portionToSubPortionsMap[e],r=0,n=s.length;r<n;r++)this._subPortionSetFlags2(s[r],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var s=t&je?255:0,r=this._dataTextureState,n=this.model.scene.canvas.gl;Zu[0]=s,Zu[1]=0,Zu[2]=1,Zu[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Zu))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetOffset(i[s],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;qu[0]=t[0],qu[1]=t[1],qu[2]=t[2],i.texturePerObjectOffsets._textureData.set(qu,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,qu))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetMatrix(i[s],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;Yu.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Yu,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,Yu))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),iA=$.vec3(),sA=$.vec3(),rA=$.vec3();$.vec3();var nA=$.vec4(),oA=$.mat4(),aA=function(){function e(t,i){x(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=iA;if(f){var m=$.transformPoint3(c,u,sA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,oA),(p=rA)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var w=s._sectionPlanesState.sectionPlanes,B=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[B+P];if(o.uniform1i(C.active,M?1:0),M){var F=w[P];if(u){var E=Ne(F.dist,F.dir,u,iA);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new kt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var r=i.lights,n=0,o=r.length;n<o;n++)switch(r[n].type){case"dir":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=s.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=s.getLocation("lightDir"+n),this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+a),pos:s.getLocation("sectionPlanePos"+a),dir:s.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,n=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=r.length;o<a;o++){var l=r[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var A=i.drawingBufferWidth,c=i.drawingBufferHeight;nA[0]=A,nA[1]=c,nA[2]=u.blendCutoff,nA[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,nA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,s=t._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=s.lights.length;o<a;o++)"ambient"!==(e=s.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));r&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=s.lights.length;l<u;l++)if("ambient"!==(e=s.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),lA=new Float32Array([1,1,1]),uA=$.vec3(),AA=$.vec3(),cA=$.vec3();$.vec3();var hA=$.mat4(),dA=function(){function e(t,i){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate,d=r.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==A[0]||0!==A[1]||0!==A[2]){var v=uA;if(u){var g=AA;$.transformPoint3(c,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=A[0],v[1]+=A[1],v[2]+=A[2],p=Re(d,v,hA),(f=cA)[0]=r.eye[0]-v[0],f[1]=r.eye[1]-v[1],f[2]=r.eye[2]-v[2]}else p=d,f=r.eye;if(o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===oo.SILHOUETTE_XRAYED){var m=s.xrayMaterial._state,_=m.fillColor,y=m.fillAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===oo.SILHOUETTE_HIGHLIGHTED){var b=s.highlightMaterial._state,w=b.fillColor,B=b.fillAlpha;o.uniform4f(this._uColor,w[0],w[1],w[2],B)}else if(i===oo.SILHOUETTE_SELECTED){var x=s.selectedMaterial._state,P=x.fillColor,C=x.fillAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,lA);if(s.logarithmicDepthBufferEnabled){var M=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,M)}var F=s._sectionPlanesState.getNumAllocatedSectionPlanes(),E=s._sectionPlanesState.sectionPlanes.length;if(F>0)for(var k=s._sectionPlanesState.sectionPlanes,I=t.layerIndex*E,D=n.renderFlags,S=0;S<F;S++){var T=this._uSectionPlanes[S];if(T)if(S<E){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=Ne(L.dist,L.dir,u,uA);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),pA=new Float32Array([0,0,0,1]),fA=$.vec3(),vA=$.vec3();$.vec3();var gA=$.mat4(),mA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=fA;if(f){var m=$.transformPoint3(c,u,vA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,gA)}else p=d;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===oo.EDGES_XRAYED){var _=r.xrayMaterial._state,y=_.edgeColor,b=_.edgeAlpha;o.uniform4f(this._uColor,y[0],y[1],y[2],b)}else if(i===oo.EDGES_HIGHLIGHTED){var w=r.highlightMaterial._state,B=w.edgeColor,x=w.edgeAlpha;o.uniform4f(this._uColor,B[0],B[1],B[2],x)}else if(i===oo.EDGES_SELECTED){var P=r.selectedMaterial._state,C=P.edgeColor,M=P.edgeAlpha;o.uniform4f(this._uColor,C[0],C[1],C[2],M)}else o.uniform4fv(this._uColor,pA);var F=r._sectionPlanesState.getNumAllocatedSectionPlanes(),E=r._sectionPlanesState.sectionPlanes.length;if(F>0)for(var k=r._sectionPlanesState.sectionPlanes,I=t.layerIndex*E,D=s.renderFlags,S=0;S<F;S++){var T=this._uSectionPlanes[S];if(T)if(S<E){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=Ne(L.dist,L.dir,u,fA);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),_A=$.vec3(),yA=$.vec3(),bA=$.mat4(),wA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=_A;if(f){var m=$.transformPoint3(c,u,yA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,bA)}else p=d;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*y,B=s.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=B.sectionPlanesActivePerLayer[w+x];if(o.uniform1i(P.active,C?1:0),C){var M=b[x];if(u){var F=Ne(M.dist,M.dir,u,_A);o.uniform3fv(P.pos,F)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),BA=$.vec3(),xA=$.vec3(),PA=$.vec3(),CA=$.mat4(),MA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate;A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==c[0]||0!==c[1]||0!==c[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(f||v){var g=BA;if(f){var m=$.transformPoint3(d,c,xA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=h[0],g[1]+=h[1],g[2]+=h[2],s=Re(a.viewMatrix,g,CA),(r=PA)[0]=a.eye[0]-g[0],r[1]=a.eye[1]-g[1],r[2]=a.eye[2]-g[2]}else s=a.viewMatrix,r=a.eye;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix),l.uniform3fv(this._uCameraEyeRtc,r),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var _=2/(Math.log(a.project.far+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,_)}var y=o._sectionPlanesState.getNumAllocatedSectionPlanes(),b=o._sectionPlanesState.sectionPlanes.length;if(y>0)for(var w=o._sectionPlanesState.sectionPlanes,B=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[B+P];if(l.uniform1i(C.active,M?1:0),M){var F=w[P];if(c){var E=Ne(F.dist,F.dir,c,BA);l.uniform3fv(C.pos,E)}else l.uniform3fv(C.pos,F.pos);l.uniform3fv(C.dir,F.dir)}}else l.uniform1i(C.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),FA=$.vec3(),EA=$.vec3(),kA=$.vec3();$.vec3();var IA=$.mat4(),DA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),c||0!==h[0]||0!==h[1]||0!==h[2]){var v=FA;if(c){var g=EA;$.transformPoint3(d,c,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=h[0],v[1]+=h[1],v[2]+=h[2],s=Re(f,v,IA),(r=kA)[0]=a.eye[0]-v[0],r[1]=a.eye[1]-v[1],r[2]=a.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else s=f,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,r),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix),o.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,m)}var _=o._sectionPlanesState.getNumAllocatedSectionPlanes(),y=o._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=o._sectionPlanesState.sectionPlanes,w=t.layerIndex*y,B=n.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=B.sectionPlanesActivePerLayer[w+x];if(l.uniform1i(P.active,C?1:0),C){var M=b[x];if(c){var F=Ne(M.dist,M.dir,c,FA);l.uniform3fv(P.pos,F)}else l.uniform3fv(P.pos,M.pos);l.uniform3fv(P.dir,M.dir)}}else l.uniform1i(P.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),SA=$.vec3(),TA=$.vec3(),RA=$.vec3(),LA=$.vec3();$.vec3();var UA=$.mat4(),OA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=SA;g[0]=$.safeInv(f[3]-f[0])*$.MAX_INT,g[1]=$.safeInv(f[4]-f[1])*$.MAX_INT,g[2]=$.safeInv(f[5]-f[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(g[0]),e.snapPickCoordinateScale[1]=$.safeInv(g[1]),e.snapPickCoordinateScale[2]=$.safeInv(g[2]),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==c[0]||0!==c[1]||0!==c[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=TA;if(m){var b=$.transformPoint3(d,c,RA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],s=Re(v,y,UA),(r=LA)[0]=a.eye[0]-y[0],r[1]=a.eye[1]-y[1],r[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else s=v,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,r),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var w=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,w);var B=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(B>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*x,M=n.renderFlags,F=0;F<B;F++){var E=this._uSectionPlanes[F];if(E)if(F<x){var k=M.sectionPlanesActivePerLayer[C+F];if(l.uniform1i(E.active,k?1:0),k){var I=P[F];if(c){var D=Ne(I.dist,I.dir,c,SA);l.uniform3fv(E.pos,D)}else l.uniform3fv(E.pos,I.pos);l.uniform3fv(E.dir,I.dir)}}else l.uniform1i(E.active,0)}var S="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(S,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(S,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(S,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),NA=$.vec3(),QA=$.vec3(),VA=$.vec3(),HA=$.vec3();$.vec3();var jA=$.mat4(),GA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=NA;g[0]=$.safeInv(f[3]-f[0])*$.MAX_INT,g[1]=$.safeInv(f[4]-f[1])*$.MAX_INT,g[2]=$.safeInv(f[5]-f[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(g[0]),e.snapPickCoordinateScale[1]=$.safeInv(g[1]),e.snapPickCoordinateScale[2]=$.safeInv(g[2]),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==c[0]||0!==c[1]||0!==c[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=QA;if(m){var b=VA;$.transformPoint3(d,c,b),y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],s=Re(v,y,jA),(r=HA)[0]=a.eye[0]-y[0],r[1]=a.eye[1]-y[1],r[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else s=v,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,r),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var w=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,w);var B=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(B>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*x,M=n.renderFlags,F=0;F<B;F++){var E=this._uSectionPlanes[F];if(E)if(F<x){var k=M.sectionPlanesActivePerLayer[C+F];if(l.uniform1i(E.active,k?1:0),k){var I=P[F];if(c){var D=Ne(I.dist,I.dir,c,NA);l.uniform3fv(E.pos,D)}else l.uniform3fv(E.pos,I.pos);l.uniform3fv(E.dir,I.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),zA=$.vec3(),WA=$.vec3(),KA=$.vec3();$.vec3();var XA=$.mat4(),JA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==A[0]||0!==A[1]||0!==A[2]){var v=zA;if(u){var g=WA;$.transformPoint3(c,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=A[0],v[1]+=A[1],v[2]+=A[2],p=Re(d,v,XA),(f=KA)[0]=n.eye[0]-v[0],f[1]=n.eye[1]-v[1],f[2]=n.eye[2]-v[2]}else p=d,f=n.eye;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=r._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,w=s.renderFlags,B=0;B<m;B++){var x=this._uSectionPlanes[B];if(x)if(B<_){var P=w.sectionPlanesActivePerLayer[b+B];if(o.uniform1i(x.active,P?1:0),P){var C=y[B];if(u){var M=Ne(C.dist,C.dir,u,zA);o.uniform3fv(x.pos,M)}else o.uniform3fv(x.pos,C.pos);o.uniform3fv(x.dir,C.dir)}}else o.uniform1i(x.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),YA=$.vec3(),ZA=$.vec3(),qA=$.vec3();$.vec3();var $A=$.mat4(),ec=function(){function e(t){x(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=YA;if(f){var m=$.transformPoint3(c,u,ZA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,$A),(p=qA)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var w=s._sectionPlanesState.sectionPlanes,B=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[B+P];if(o.uniform1i(C.active,M?1:0),M){var F=w[P];if(u){var E=Ne(F.dist,F.dir,u,YA);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),tc=$.vec3(),ic=$.vec3(),sc=$.vec3();$.vec3();var rc=$.mat4(),nc=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var f=0!==l[0]||0!==l[1]||0!==l[2],v=0!==u[0]||0!==u[1]||0!==u[2];if(f||v){var g=tc;if(f){var m=ic;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],d=Re(h,g,rc),(p=sc)[0]=n.eye[0]-g[0],p[1]=n.eye[1]-g[1],p[2]=n.eye[2]-g[2]}else d=h,p=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,c),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*y,B=s.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=B.sectionPlanesActivePerLayer[w+x];if(o.uniform1i(P.active,C?1:0),C){var M=b[x];if(l){var F=Ne(M.dist,M.dir,l,tc);o.uniform3fv(P.pos,F)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(yt.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),oc=$.vec3(),ac=$.vec3(),lc=$.vec3();$.vec3(),$.vec4();var uc=$.mat4(),Ac=function(){function e(t,i){x(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=oc;if(f){var m=$.transformPoint3(c,u,ac);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,uc),(p=lc)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var w=s._sectionPlanesState.sectionPlanes,B=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[B+P];if(o.uniform1i(C.active,M?1:0),M){var F=w[P];if(u){var E=Ne(F.dist,F.dir,u,oc);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),cc=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new dA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new MA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new DA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new Ac(this._scene)),this._snapRenderer||(this._snapRenderer=new OA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new GA(this._scene)),this._snapRenderer||(this._snapRenderer=new OA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new aA(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new aA(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new dA(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ec(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new nc(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new mA(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new wA(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new MA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Ac(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Ac(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new DA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new OA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new GA(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new JA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),hc={};var dc=C((function e(){x(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),pc=function(){function e(){x(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}]),e}(),fc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(fc,null,4));var e=0;Object.keys(fc).forEach((function(t){t.startsWith("size")&&(e+=fc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/fc.totalPolygons).toFixed(2)));var t={};Object.keys(fc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((fc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var vc=function(){function e(){x(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,s,r,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var A=new Uint8Array(16384*u);fc.sizeDataColorsAndFlags+=A.byteLength,fc.numberOfTextures++;for(var c=0;c<a;c++)A.set(t[c],32*c+0),A.set(i[c],32*c+4),A.set([0,0,0,0],32*c+8),A.set([0,0,0,0],32*c+12),A.set([s[c]>>24&255,s[c]>>16&255,s[c]>>8&255,255&s[c]],32*c+16),A.set([r[c]>>24&255,r[c]>>16&255,r[c]>>8&255,255&r[c]],32*c+20),A.set([n[c]>>24&255,n[c]>>16&255,n[c]>>8&255,255&n[c]],32*c+24),A.set([o[c]?1:0,0,0,0],32*c+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,A,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,h,l,u,A)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";var r=new Float32Array(1536*s).fill(0);fc.sizeDataTextureOffsets+=r.byteLength,fc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,n,i,s,r)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);fc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);fc.sizeDataPositionDecodeMatrices+=n.byteLength,fc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureForPositions",value:function(e,t,i){var s=i/3,r=4096,n=Math.ceil(s/r);if(0===n)throw"texture height===0";var o=new Uint16Array(r*n*3);fc.sizeDataTexturePositions+=o.byteLength,fc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var A=t[a];o.set(A,l),l+=A.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,c,r,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r);n.set(t,0),fc.sizeDataTexturePortionIds+=n.byteLength,fc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,o,s,r)}}]),e}(),gc=new Xo,mc=gc.maxDataTextureHeight,_c=new Float32Array(16),yc=new Uint8Array(4),bc=new Float32Array(3),wc=0,Bc=$.identityMat4(),xc=function(){function e(t,i){var s,r,n;x(this,e),console.info("Creating DTXTrianglesLayer"),fc.numberOfLayers++,this._layerNumber=wc++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(s=t.scene,r=s.id,(n=hc[r])||(n=new cc(s),hc[r]=n,n._compile(),n.eagerCreateRenders(),s.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),s.on("destroyed",(function(){delete hc[r],n._destroy()}))),n),this.model=t,this._buffer=new dc,this._dtxState=new pc,this._dtxTextureFactory=new vc,this._state=new Zt({origin:$.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&fc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,s=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[s]){var r=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*mc||r+o>4096*mc)&&fc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*mc&&r+o<=4096*mc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var s=[];t.buckets.forEach((function(e,r){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(r):"".concat(t.id,"#").concat(r),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);s.push(a)}));var r=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(s),this.model.numPortions++,this._meshes.push(e),r}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;fc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var s=new Uint32Array(i);s.fill(0),s.set(t.indices),t.indices=s}if(t.edgeIndices){var r=8*Math.ceil(t.edgeIndices.length/2/8)*2;fc.overheadSizeAlignementEdgeIndices+=2*(r-t.edgeIndices.length);var n=new Uint32Array(r);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var A,c=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,A=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,A=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,A=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,fc.numberOfGeometries++,{vertexBase:c,numVertices:h,numTriangles:f,numEdges:g,indicesBase:A,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,s){var r=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,A=e.pickColor,c=this._buffer,h=this._state;c.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),c.perObjectInstancePositioningMatrices.push(u||Bc),c.perObjectSolid.push(!!e.solid),a?c.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):r&&c.perObjectColors.push([r[0],r[1],r[2],l]),c.perObjectPickColors.push(A),c.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,c.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,c.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=c.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,fc.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=c.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,fc.totalPolygons16Bits+=t.numTriangles):(p=c.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,fc.totalPolygons32Bits+=t.numTriangles),fc.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=c.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,fc.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=c.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,fc.totalEdges16Bits+=t.numEdges):(g=c.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,fc.totalEdges32Bits+=t.numEdges),fc.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this._numPortions++,fc.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,s=this.model.scene.canvas.gl,r=this._buffer;t.gl=s,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(s,r.perObjectColors,r.perObjectPickColors,r.perObjectVertexBases,r.perObjectIndexBaseOffsets,r.perObjectEdgeIndexBaseOffsets,r.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(s,r.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(s,r.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(s,r.positionsCompressed,r.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId32Bits),r.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId8Bits)),r.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId16Bits)),r.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId32Bits)),r.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(s,r.indices8Bits,r.lenIndices8Bits)),r.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(s,r.indices16Bits,r.lenIndices16Bits)),r.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(s,r.indices32Bits,r.lenIndices32Bits)),r.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(s,r.edgeIndices8Bits,r.lenEdgeIndices8Bits)),r.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(s,r.edgeIndices16Bits,r.lenEdgeIndices16Bits)),r.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(s,r.edgeIndices32Bits,r.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetColor(i[s],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;if(yc[0]=t[0],yc[1]=t[1],yc[2]=t[2],yc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(yc,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,yc)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3],r=this._portionToSubPortionsMap[e],n=0,o=r.length;n<o;n++)this._subPortionSetFlags(r[n],t,i,s)}},{key:"_subPortionSetFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=!!(t&Qe),a=!!(t&ze),l=!!(t&We),u=!!(t&Ke),A=!!(t&Xe),c=!!(t&He),h=!!(t&Ve);r=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!o||h?oo.NOT_RENDERED:u?oo.SILHOUETTE_SELECTED:l?oo.SILHOUETTE_HIGHLIGHTED:a?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var d=0;d=!o||h?oo.NOT_RENDERED:u?oo.EDGES_SELECTED:l?oo.EDGES_HIGHLIGHTED:a?oo.EDGES_XRAYED:A?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED;var p=o&&!h&&c?oo.PICK:oo.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;yc[0]=r,yc[1]=n,yc[2]=d,yc[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(yc,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,yc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this._portionToSubPortionsMap[e],r=0,n=s.length;r<n;r++)this._subPortionSetFlags2(s[r],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var s=t&je?255:0,r=this._dtxState,n=this.model.scene.canvas.gl;yc[0]=s,yc[1]=0,yc[2]=1,yc[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(yc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,yc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetOffset(i[s],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;bc[0]=t[0],bc[1]=t[1],bc[2]=t[2],i.texturePerObjectOffsets._textureData.set(bc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,bc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetMatrix(i[s],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;_c.set(t),i.texturePerObjectInstanceMatrices._textureData.set(_c,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,_c))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge 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buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,oo.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var 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i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"items",get:function(){return this._itemsCfg},set:function(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}},{key:"enabled",get:function(){return this._enabled},set:function(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}},{key:"context",get:function(){return this._context},set:function(e){this._context=e}},{key:"show",value:function(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}},{key:"shown",get:function(){return this._shown}},{key:"hide",value:function(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}},{key:"destroy",value:function(){this._context=null,this._clear(),null!==this._id&&(V.removeItem(this._id),this._id=null)}},{key:"_clear",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e].menuElement;i.parentElement.removeChild(i)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}},{key:"_parseItems",value:function(e){var t=this;this._rootMenu=function e(i){for(var s=t._getNextId(),r=new H(s),n=0,o=i.length;n<o;n++){var a=i[n],l=new j;r.groups.push(l);for(var u=function(i,s){var n=a[i],o=n.items,u=o&&o.length>0,A=t._getNextId(),c=n.getTitle||function(){return n.title||""},h=n.doAction||n.callback||function(){},d=n.getEnabled||function(){return!0},p=n.getShown||function(){return!0},f=new G(A,c,h,d,p);if(f.parentMenu=r,l.items.push(f),u){var v=e(o);f.subMenu=v,v.parentItem=f}t._itemList.push(f),t._itemMap[f.id]=f},A=0,c=a.length;A<c;A++)u(A)}return t._menuList.push(r),t._menuMap[r.id]=r,r}(e)}},{key:"_getNextId",value:function(){return"ContextMenu_"+this._id+"_"+this._nextId++}},{key:"_createUI",value:function(){var e=this;!function t(i){e._createMenuUI(i);for(var s=i.groups,r=0,n=s.length;r<n;r++)for(var o=s[r].items,a=0,l=o.length;a<l;a++){var u=o[a].subMenu;u&&t(u)}}(this._rootMenu)}},{key:"_createMenuUI",value:function(e){var t=this,i=e.groups,s=[];if(s.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),s.push("<ul>"),i)for(var r=0,n=i.length;r<n;r++){var o=r,a=n,l=i[r].items;if(l)for(var u=0,A=l.length;u<A;u++){var c=l[u],h=c.subMenu,d=c.title||"";h?s.push('<li id="'+c.id+'" class="xeokit-context-menu-item" style="'+(o===a-1||u<A-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+d+" [MORE]</li>"):s.push('<li id="'+c.id+'" class="xeokit-context-menu-item" 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i=this._itemList[e],s=i.itemElement;if(s){var r=i.getShown;if(r&&r(this._context)){var n=i.getTitle(this._context);i.subMenu,s.innerText=n}}}}},{key:"_updateItemsEnabledStatus",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],s=i.itemElement;if(s){var r=i.getEnabled;if(r){var n=i.getShown;if(n){var o=n(this._context);if(i.shown=o,o){s.style.visibility="visible",s.style.height="auto",s.style.padding=null;var a=r(this._context);i.enabled=a,a?s.classList.remove("disabled"):s.classList.add("disabled")}else s.style.visibility="hidden",s.style.height="0",s.style.padding="0"}}}}}},{key:"_showMenu",value:function(e,t,i){var s=this._menuMap[e];if(s){if(!s.shown){var r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}}else console.error("Menu not found: "+e)}},{key:"_hideMenu",value:function(e){var t=this._menuMap[e];if(t){if(t.shown){var i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}}else console.error("Menu not found: 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red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.marginTop="85px",this._lensContainer.style.marginLeft="25px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=!0,this._zoomLevel=s.zoomLevel||2,this._active=!1!==s.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="25px",i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-85,"px"):this._lensContainer.style.marginTop="85px",this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);var r=[(e.left+e.right)/2,(e.top+e.bottom)/2];if(this._snappedCanvasPos){var 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this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),we=$.vec3(),xe=$.vec3(),Pe=$.mat4(),Ce=function(){function e(){x(this,e),this.normal=$.vec3(),this.offset=0,this.testVertex=$.vec3()}return C(e,[{key:"set",value:function(e,t,i,s){var r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Me=C((function e(){x(this,e),this.planes=[new Ce,new Ce,new Ce,new Ce,new Ce,new Ce]}));function Fe(e,t,i){var s=$.mulMat4(i,t,Pe),r=s[0],n=s[1],o=s[2],a=s[3],l=s[4],u=s[5],A=s[6],c=s[7],h=s[8],d=s[9],p=s[10],f=s[11],v=s[12],g=s[13],m=s[14],_=s[15];e.planes[0].set(a-r,c-l,f-h,_-v),e.planes[1].set(a+r,c+l,f+h,_+v),e.planes[2].set(a-n,c-u,f-d,_-g),e.planes[3].set(a+n,c+u,f+d,_+g),e.planes[4].set(a-o,c-A,f-p,_-m),e.planes[5].set(a+o,c+A,f+p,_+m)}function Ee(e,t){var i=Me.INSIDE,s=we,r=xe;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];for(var n=[s,r],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Me.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Me.INTERSECT)}return i}Me.INSIDE=0,Me.INTERSECT=1,Me.OUTSIDE=2;var ke=function(e){g(i,Be);var t=_(i);function i(){var e,s=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(x(this,i),!s.viewer)throw"[MarqueePicker] Missing config: viewer";if(!s.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,s.viewer.scene,s)).viewer=s.viewer,e._objectsKdTree3=s.objectsKdTree3,e._canvasMarqueeCorner1=$.vec2(),e._canvasMarqueeCorner2=$.vec2(),e._canvasMarquee=$.AABB2(),e._marqueeFrustum=new Me,e._marqueeFrustumProjMat=$.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function s(r){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Me.INTERSECT;if(n===Me.INTERSECT&&(n=Ee(e._marqueeFrustum,r.aabb)),n!==Me.OUTSIDE){if(r.entities)for(var o=r.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var A=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Ee(e._marqueeFrustum,A)===Me.INSIDE&&t.push(u.id);else Ee(e._marqueeFrustum,A)!==Me.OUTSIDE&&t.push(u.id)}}r.left&&s(r.left,n),r.right&&s(r.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*n-1,u=(this._canvasMarquee[2]-s)*n-1,A=-(this._canvasMarquee[3]-r)*o+1,c=-(this._canvasMarquee[1]-r)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);$.frustumMat4(l,u,A*a,c*a,h,1e4,this._marqueeFrustumProjMat),Fe(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();ke.PICK_MODE_INTERSECTS=0,ke.PICK_MODE_INSIDE=1;var Ie=function(e){g(i,Be);var t=_(i);function i(e){var s;x(this,i),s=t.call(this,e.marqueePicker,e);var r,n,o,a,l,u,A,c=e.marqueePicker,h=c.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){s.getActive()&&0===e.button&&(A=setTimeout((function(){var t=c.viewer.scene.input;t.keyDown[t.KEY_CTRL]||c.clear(),r=e.pageX,n=e.pageY,l=e.offsetX,c.setMarqueeCorner1([r,n]),d=!0,c.viewer.cameraControl.pointerEnabled=!1,c.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(s.getActive()&&(d||f)&&0===e.button){clearTimeout(A),o=e.pageX,a=e.pageY;var t=Math.abs(o-r),i=Math.abs(a-n);d=!1,c.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&c.pick()}})),document.addEventListener("mouseup",(function(e){s.getActive()&&0===e.button&&(clearTimeout(A),d&&(c.setMarqueeVisible(!1),d=!1,p=!1,f=!0,c.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){s.getActive()&&0===e.button&&p&&(clearTimeout(A),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,c.setMarqueeVisible(!0),c.setMarqueeCorner2([o,a]),c.setPickMode(l<u?ke.PICK_MODE_INSIDE:ke.PICK_MODE_INTERSECTS)))})),s}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),De=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,s=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(r){if(t._running){i||(i=r);var n=r-i,o=Math.min(n/300,1),a=s+(2-s)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),document.body.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Se=function(){function e(t,i,s){x(this,e),this.id=s&&s.id?s.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){_e.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var s,r=this._eventSubs[e];if(r)for(var n in r)r.hasOwnProperty(n)&&(s=r[n],this._eventCallDepth++,this._eventCallDepth<300?s.callback.call(s.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new Q),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var s=this._eventSubs[e];s?this._eventSubsNum[e]++:(s={},this._eventSubs[e]=s,this._eventSubsNum[e]=1);var r=this._subIdMap.addItem();s[r]={callback:t,scope:i||this},this._subIdEvents[r]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),r}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Te=$.vec3(),Re=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,n){return n=n||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,$.transformVec4(s,t,i),$.setMat4Translation(s,i,n),n.slice()}}();function Le(e,t,i){var s=Float32Array.from([e[0]])[0],r=e[0]-s,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=n,t[2]=a,i[0]=r,i[1]=o,i[2]=l}function Ue(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,r=$.getPositionsCenter(e,Te),n=Math.round(r[0]/s)*s,o=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,A=e.length;u<A;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function Oe(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function Ne(e,t,i,s){var r=$.dotVec3(t,i)+e,n=$.normalizeVec3(t,Te);return $.mulVec3Scalar(n,-r,s),s}var Qe=1,Ve=4,He=8,je=16,Ge=32,ze=256,We=512,Ke=1024,Xe=2048,Je=new Float32Array([0,0,0]),Ye=new Uint16Array([0,0,0]);$.OBB3();var Ze=function(){function e(t,i,s,r,n,o){x(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=r,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=s,this.originalSystemId=$.unglobalizeObjectId(t.id,s),this._flags=n,this._aabb=$.AABB3(),this._aabbDirty=!0,this._offset=$.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)$.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(Qe)},set:function(e){if(!!(this._flags&Qe)!==e){this._flags=e?this._flags|Qe:this._flags&~Qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag(We)},set:function(e){if(!!(this._flags&We)!==e){this._flags=e?this._flags|We:this._flags&~We;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(ze)},set:function(e){if(!!(this._flags&ze)!==e){this._flags=e?this._flags|ze:this._flags&~ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag(Ke)},set:function(e){if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(Xe)},set:function(e){if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Ve)!==e){this._flags=e?this._flags|Ve:this._flags&~Ve;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(je)},set:function(e){if(!!(this._flags&je)!==e){this._flags=e?this._flags|je:this._flags&~je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ge)},set:function(e){if(!!(this._flags&Ge)!==e){this._flags=e?this._flags|Ge:this._flags&~Ge;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(He)},set:function(e){if(!!(this._flags&He)!==e){this._flags=e?this._flags|He:this._flags&~He;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return Je[0]=e[0]/255,Je[1]=e[1]/255,Je[2]=e[2]/255,Je},set:function(e){if(e){Ye[0]=Math.floor(255*e[0]),Ye[1]=Math.floor(255*e[1]),Ye[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(Ye)}else for(var s=0,r=this.meshes.length;s<r;s++)this.meshes[s]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],s=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(s=Math.floor(255*e)))return}else if(i===(s=255))return;for(var r=0,n=this.meshes.length;r<n;r++)this.meshes[r]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),qe=$.vec4(),$e=$.vec4(),et=function(e){g(i,Be);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,e,s))._entity=null,r._visible=null,r._worldPos=$.vec3(),r._origin=$.vec3(),r._rtcPos=$.vec3(),r._viewPos=$.vec3(),r._canvasPos=$.vec2(),r._occludable=!1,r._onCameraViewMatrix=r.scene.camera.on("matrix",(function(){r._viewPosDirty=!0,r._needUpdate()})),r._onCameraProjMatrix=r.scene.camera.on("projMatrix",(function(){r._canvasPosDirty=!0,r._needUpdate()})),r._onEntityDestroyed=null,r._onEntityModelDestroyed=null,r._renderer.addMarker(b(r)),r.entity=s.entity,r.worldPos=s.worldPos,r.occludable=s.occludable,r}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&($.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){qe.set(this._viewPos),qe[3]=1,$.transformPoint4(this.scene.camera.projMatrix,qe,$e);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+$e[0]/$e[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-$e[1]/$e[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof Ze?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e)}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),Le(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),tt=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._color=s.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=s.thickness||1,this._thicknessClickable=s.thicknessClickable||6,this._visible=!0,this._culled=!1;var r=this._wire,n=r.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===s.zIndex?"2000001":s.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",s.onContextMenu,t.appendChild(r);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===s.zIndex?"2000002":s.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",s.onContextMenu,t.appendChild(o),s.onMouseOver&&o.addEventListener("mouseover",(function(e){s.onMouseOver(e,i)})),s.onMouseLeave&&o.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i)})),s.onMouseWheel&&o.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&o.addEventListener("mousedown",(function(e){s.onMouseDown(e,i)})),s.onMouseUp&&o.addEventListener("mouseup",(function(e){s.onMouseUp(e,i)})),s.onMouseMove&&o.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&o.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation()})),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),it=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!!s.visible,this._culled=!1;var r=this._dot,n=r.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===s.zIndex?"40000005":s.zIndex,n.width="8px",n.height="8px",n.visibility=!1!==s.visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",s.onContextMenu,t.appendChild(r);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===s.zIndex?"40000007":s.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",s.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),s.onMouseOver&&o.addEventListener("mouseover",(function(e){s.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),s.onMouseLeave&&o.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i)})),s.onMouseWheel&&o.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&o.addEventListener("mousedown",(function(e){s.onMouseDown(e,i)})),s.onMouseUp&&o.addEventListener("mouseup",(function(e){s.onMouseUp(e,i)})),s.onMouseMove&&o.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&o.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation()})),this.setPos(s.x||0,s.y||0),this.setFillColor(s.fillColor),this.setBorderColor(s.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),st=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=s.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label";var r=this._label,n=r.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===s.zIndex?"5000005":s.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,s.onContextMenu,r.innerText="",t.appendChild(r),this.setPos(s.x||0,s.y||0),this.setFillColor(s.fillColor),this.setBorderColor(s.fillColor),this.setText(s.text),s.onMouseOver&&r.addEventListener("mouseover",(function(e){s.onMouseOver(e,i),e.preventDefault()})),s.onMouseLeave&&r.addEventListener("mouseleave",(function(e){s.onMouseLeave(e,i),e.preventDefault()})),s.onMouseWheel&&r.addEventListener("wheel",(function(e){s.onMouseWheel(e,i)})),s.onMouseDown&&r.addEventListener("mousedown",(function(e){s.onMouseDown(e,i),e.stopPropagation()})),s.onMouseUp&&r.addEventListener("mouseup",(function(e){s.onMouseUp(e,i),e.stopPropagation()})),s.onMouseMove&&r.addEventListener("mousemove",(function(e){s.onMouseMove(e,i)})),s.onContextMenu&&r.addEventListener("contextmenu",(function(e){s.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,s){var r=e+.5*(i-e),n=t+.5*(s-t),o=this._label.style;o.left=Math.round(r)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,s,r,n){var o=(e+i+r)/3,a=(t+s+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),rt=$.vec3(),nt=$.vec3(),ot=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e.viewer.scene,r)).plugin=e,s._container=r.container,!s._container)throw"config missing: container";s._color=r.color||e.defaultColor;var n=s.plugin.viewer.scene;s._originMarker=new et(n,r.origin),s._cornerMarker=new et(n,r.corner),s._targetMarker=new et(n,r.target),s._originWorld=$.vec3(),s._cornerWorld=$.vec3(),s._targetWorld=$.vec3(),s._wp=new Float64Array(12),s._vp=new Float64Array(12),s._pp=new Float64Array(12),s._cp=new Int16Array(6);var o=r.onMouseOver?function(e){r.onMouseOver(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=r.onMouseLeave?function(e){r.onMouseLeave(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=r.onContextMenu?function(e){r.onContextMenu(e,b(s))}:null,u=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},A=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},c=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return s._originDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._cornerDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._targetDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._originWire=new tt(s._container,{color:s._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._targetWire=new tt(s._container,{color:s._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._angleLabel=new st(s._container,{fillColor:s._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:A,onMouseUp:c,onMouseMove:h,onContextMenu:l}),s._wpDirty=!1,s._vpDirty=!1,s._cpDirty=!1,s._visible=!1,s._originVisible=!1,s._cornerVisible=!1,s._targetVisible=!1,s._originWireVisible=!1,s._targetWireVisible=!1,s._angleVisible=!1,s._labelsVisible=!1,s._clickable=!1,s._originMarker.on("worldPos",(function(e){s._originWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._cornerMarker.on("worldPos",(function(e){s._cornerWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._targetMarker.on("worldPos",(function(e){s._targetWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._onViewMatrix=n.camera.on("viewMatrix",(function(){s._vpDirty=!0,s._needUpdate(0)})),s._onProjMatrix=n.camera.on("projMatrix",(function(){s._cpDirty=!0,s._needUpdate()})),s._onCanvasBoundary=n.canvas.on("boundary",(function(){s._cpDirty=!0,s._needUpdate(0)})),s._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){s._sectionPlanesDirty=!0,s._needUpdate()})),s.approximate=r.approximate,s.visible=r.visible,s.originVisible=r.originVisible,s.cornerVisible=r.cornerVisible,s.targetVisible=r.targetVisible,s.originWireVisible=r.originWireVisible,s.targetWireVisible=r.targetWireVisible,s.angleVisible=r.angleVisible,s.labelsVisible=r.labelsVisible,s}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&($.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originMarker.viewPos[2],s=this._cornerMarker.viewPos[2],r=this._targetMarker.viewPos[2];if(i>t||s>t||r>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);$.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,A=a.left-l.left,c=e.canvas.boundary,h=c[2],d=c[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=A+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originDot.setPos(o[0],o[1]),this._cornerDot.setPos(o[2],o[3]),this._targetDot.setPos(o[4],o[5]),this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),$.subVec3(this._originWorld,this._cornerWorld,rt),$.subVec3(this._targetWorld,this._cornerWorld,nt),!(0===rt[0]&&0===rt[1]&&0===rt[2]||0===nt[0]&&0===nt[1]&&0===nt[2])){var g=this._approximate?" ~ ":" = ";$.normalizeVec3(rt),$.normalizeVec3(nt);var m=Math.abs($.angleVec3(rt,nt));this._angle=m/$.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,s=t.length;i<s;i++){var r=t[i];if($.planeClipsPositions3(r.pos,r.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originMarker}},{key:"corner",get:function(){return this._cornerMarker}},{key:"target",get:function(){return this._targetMarker}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),at=function(e){g(i,Be);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"destroy",value:function(){}}]),i}(),lt=function(e){g(i,at);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e.viewer.scene))._canvasToPagePos=r.canvasToPagePos,s.pointerLens=r.pointerLens,s._active=!1,s._mouseState=0,s._currentAngleMeasurement=null,s._initMarkerDiv(),s._onMouseHoverSurface=null,s._onHoverNothing=null,s._onPickedNothing=null,s._onPickedSurface=null,s._onInputMouseDown=null,s._onInputMouseUp=null,s._snapping=!1!==r.snapping,s._attachPlugin(e,r),s}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div");e.setAttribute("id","myMarkerDiv");var t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){if(this._markerDiv){var e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,s=this.angleMeasurementsPlugin.viewer.cameraControl,r=this.pointerLens,n=!1,o=null,a=0,l=0,u=$.vec3(),A=$.vec2();this._currentAngleMeasurement=null;var c=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},d=$.vec2();this._onMouseHoverSurface=s.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(function(t){t.snappedToVertex||t.snappedToEdge?(r&&(r.visible=!0,r.canvasPos=t.canvasPos,r.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,r.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(r&&(r.visible=!0,r.canvasPos=t.canvasPos,r.snappedCanvasPos=t.canvasPos,r.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var s=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),A.set(s),e._mouseState){case 0:e._canvasToPagePos?(e._canvasToPagePos(i,s,d),e.markerDiv.style.left="".concat(d[0]-5,"px"),e.markerDiv.style.top="".concat(d[1]-5,"px")):(e.markerDiv.style.left="".concat(h(i)+s[0]-5,"px"),e.markerDiv.style.top="".concat(c(i)+s[1]-5,"px"));break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:$.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}}),this._onMouseHoverOff=s.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(function(t){if(n=!1,r&&(r.visible=!0,r.pointerPos=t.canvasPos,r.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,r.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.markerDiv&&this._destroyMarkerDiv(),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onMouseHoverSurface),t.off(this._onPickedSurface),t.off(this._onHoverNothing),t.off(this._onPickedNothing),this._currentAngleMeasurement=null,this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"destroy",value:function(){this.deactivate(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),ut=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"AngleMeasurements",e))._container=r.container||document.body,s._defaultControl=null,s._measurements={},s.defaultColor=void 0!==r.defaultColor?r.defaultColor:"#00BBFF",s.defaultLabelsVisible=!1!==r.defaultLabelsVisible,s.zIndex=r.zIndex||1e4,s._onMouseOver=function(e,t){s.fire("mouseOver",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s._onMouseLeave=function(e,t){s.fire("mouseLeave",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s._onContextMenu=function(e,t){s.fire("contextMenu",{plugin:b(s),angleMeasurement:t,measurement:t,event:e})},s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new lt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,s=t.corner,r=t.target,n=new ot(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:s.entity,worldPos:s.worldPos},target:{entity:r.entity,worldPos:r.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),At=function(e){g(i,at);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e.viewer.scene)).pointerLens=r.pointerLens,s.pointerCircle=new De(e.viewer),s._active=!1;var n=document.createElement("div"),o=s.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",s.markerDiv=n,s._currentAngleMeasurement=null,s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._longTouchTimeoutMs=300,s._snapping=!1!==r.snapping,s._touchState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,s=i.canvas.canvas;t.pointerLens;var r=$.vec3(),n=20,o=null;this._touchState=0;var a=$.vec2(),l=$.vec2(),u=$.vec2(),A=null,c=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};s.addEventListener("touchstart",this._onCanvasTouchStart=function(s){var u=s.touches.length;if(1===u){var d=s.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)r.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;r.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=r:(e._currentAngleMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,c())}),e._longTouchTimeoutMs),e._touchState=1,A=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentAngleMeasurement.corner.worldPos=s.worldPos,e._currentAngleMeasurement.corner.entity=s.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,c()}}),e._longTouchTimeoutMs),e._touchState=4),A=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentAngleMeasurement.target.worldPos=s.worldPos,e._currentAngleMeasurement.target.entity=s.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,c()}}),e._longTouchTimeoutMs),e._touchState=7),A=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),s.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var s=t.touches.length;if(1===s&&1===t.changedTouches.length){var n,a,u=t.touches[0],c=u.clientX,h=u.clientY;if(u.identifier===A)switch(l.set([c,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),r.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),r.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==s&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==s&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),s.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var r=s.changedTouches.length;if(1===r){var c=s.changedTouches[0],d=c.clientX,p=c.clientY;if(c.identifier===A)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"destroy",value:function(){this.deactivate(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),ct=function(e){g(i,et);var t=_(i);function i(e,s){var r;if(x(this,i),(r=t.call(this,e,s)).plugin=s.plugin,r._container=s.container,!r._container)throw"config missing: container";if(!s.markerElement&&!s.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!s.labelElement&&!s.labelHTML)throw"config missing: need either labelElement or labelHTML";return r._htmlDirty=!1,s.markerElement?(r._marker=s.markerElement,r._marker.addEventListener("click",r._onMouseClickedExternalMarker=function(){r.plugin.fire("markerClicked",b(r))}),r._marker.addEventListener("mouseenter",r._onMouseEnterExternalMarker=function(){r.plugin.fire("markerMouseEnter",b(r))}),r._marker.addEventListener("mouseleave",r._onMouseLeaveExternalMarker=function(){r.plugin.fire("markerMouseLeave",b(r))}),r._markerExternal=!0):(r._markerHTML=s.markerHTML,r._htmlDirty=!0,r._markerExternal=!1),s.labelElement?(r._label=s.labelElement,r._labelExternal=!0):(r._labelHTML=s.labelHTML,r._htmlDirty=!0,r._labelExternal=!1),r._markerShown=!!s.markerShown,r._labelShown=!!s.labelShown,r._values=s.values||{},r._layoutDirty=!0,r._visibilityDirty=!0,r._buildHTML(),r._onTick=r.scene.on("tick",(function(){r._htmlDirty&&(r._buildHTML(),r._htmlDirty=!1,r._layoutDirty=!0,r._visibilityDirty=!0),(r._layoutDirty||r._visibilityDirty)&&(r._markerShown||r._labelShown)&&(r._updatePosition(),r._layoutDirty=!1),r._visibilityDirty&&(r._marker.style.visibility=r.visible&&r._markerShown?"visible":"hidden",r._label.style.visibility=r.visible&&r._markerShown&&r._labelShown?"visible":"hidden",r._visibilityDirty=!1)})),r.on("canvasPos",(function(){r._layoutDirty=!0})),r.on("visible",(function(){r._visibilityDirty=!0})),r.setMarkerShown(!1!==s.markerShown),r.setLabelShown(s.labelShown),r.eye=s.eye?s.eye.slice():null,r.look=s.look?s.look.slice():null,r.up=s.up?s.up.slice():null,r.projection=s.projection,r}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";le.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var s=this._labelHTML||"<p></p>";le.isArray(s)&&(s=s.join("")),s=this._renderTemplate(s.trim());var r=document.createRange().createContextualFragment(s);this._label=r.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=this.scene.canvas.boundary,t=e[0],i=e[1],s=this.canvasPos;this._marker.style.left=Math.floor(t+s[0])-12+"px",this._marker.style.top=Math.floor(i+s[1])-12+"px",this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;this._label.style.left=20+Math.floor(t+s[0]+20)+"px",this._label.style.top=Math.floor(i+s[1]+-17)+"px",this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):this._marker.parentNode.removeChild(this._marker)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),ht=$.vec3(),dt=$.vec3(),pt=$.vec3(),ft=function(e){g(i,Se);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,"Annotations",e))._labelHTML=s.labelHTML||"<div></div>",r._markerHTML=s.markerHTML||"<div></div>",r._container=s.container||document.body,r._values=s.values||{},r.annotations={},r.surfaceOffset=s.surfaceOffset,r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t,i,s=this;if(this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id),e.pickResult=e.pickResult||e.pickRecord,e.pickResult){var r=e.pickResult;if(r.worldPos&&r.worldNormal){var n=$.normalizeVec3(r.worldNormal,ht),o=$.mulVec3Scalar(n,this._surfaceOffset,dt);t=$.addVec3(r.worldPos,o,pt),i=r.entity}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}else t=e.worldPos,i=e.entity;var a=null;e.markerElementId&&((a=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var l=null;e.labelElementId&&((l=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var u=new ct(this.viewer.scene,{id:e.id,plugin:this,entity:i,worldPos:t,container:this._container,markerElement:a,labelElement:l,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:le.apply(e.values,le.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return this.annotations[u.id]=u,u.on("destroyed",(function(){delete s.annotations[u.id],s.fire("annotationDestroyed",u.id)})),this.fire("annotationCreated",u.id),u}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),vt=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._canvas=r.canvas,s._element=null,s._isCustom=!1,r.elementId&&(s._element=document.getElementById(r.elementId),s._element?s._adjustPosition():s.error("Can't find given Spinner HTML element: '"+r.elementId+"' - will automatically create default element")),s._element||s._createDefaultSpinner(),s.processes=0,s}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),gt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],mt=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._backgroundColor=$.vec3([r.backgroundColor?r.backgroundColor[0]:1,r.backgroundColor?r.backgroundColor[1]:1,r.backgroundColor?r.backgroundColor[2]:1]),s._backgroundColorFromAmbientLight=!!r.backgroundColorFromAmbientLight,s.canvas=r.canvas,s.gl=null,s.webgl2=!1,s.transparent=!!r.transparent,s.contextAttr=r.contextAttr||{},s.contextAttr.alpha=s.transparent,s.contextAttr.preserveDrawingBuffer=!!s.contextAttr.preserveDrawingBuffer,s.contextAttr.stencil=!1,s.contextAttr.premultipliedAlpha=!!s.contextAttr.premultipliedAlpha,s.contextAttr.antialias=!1!==s.contextAttr.antialias,s.resolutionScale=r.resolutionScale,s.canvas.width=Math.round(s.canvas.clientWidth*s._resolutionScale),s.canvas.height=Math.round(s.canvas.clientHeight*s._resolutionScale),s.boundary=[s.canvas.offsetLeft,s.canvas.offsetTop,s.canvas.clientWidth,s.canvas.clientHeight],s._initWebGL(r);var n=b(s);s.canvas.addEventListener("webglcontextlost",s._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),s.canvas.addEventListener("webglcontextrestored",s._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(s.canvas),s._tick=s.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),s._spinner=new vt(s.scene,{canvas:s.canvas,elementId:r.spinnerElementId}),s}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+$.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<gt.length;e++)try{this.gl=this.canvas.getContext(gt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",s=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,s.call(this,e))};var r={},n=t.bindTexture;t.bindTexture=function(e,t){r[i]!==t&&(r[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(B(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(){function e(t){x(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=$.vec3(),this.snapPickOrigin=$.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Re(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var s=this.pickViewMatrix||this._scene.camera.viewMatrix;Re(s,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=$.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),yt={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},bt=document.createElement("canvas");if(bt){var Bt=bt.getContext("webgl",{antialias:!0})||bt.getContext("experimental-webgl",{antialias:!0});yt.WEBGL=!!Bt,yt.WEBGL&&(yt.ANTIALIAS=Bt.getContextAttributes().antialias,Bt.getShaderPrecisionFormat?Bt.getShaderPrecisionFormat(Bt.FRAGMENT_SHADER,Bt.HIGH_FLOAT).precision>0?yt.FS_MAX_FLOAT_PRECISION="highp":Bt.getShaderPrecisionFormat(Bt.FRAGMENT_SHADER,Bt.MEDIUM_FLOAT).precision>0?yt.FS_MAX_FLOAT_PRECISION="mediump":yt.FS_MAX_FLOAT_PRECISION="lowp":yt.FS_MAX_FLOAT_PRECISION="mediump",yt.DEPTH_BUFFER_BITS=Bt.getParameter(Bt.DEPTH_BITS),yt.MAX_TEXTURE_SIZE=Bt.getParameter(Bt.MAX_TEXTURE_SIZE),yt.MAX_CUBE_MAP_SIZE=Bt.getParameter(Bt.MAX_CUBE_MAP_TEXTURE_SIZE),yt.MAX_RENDERBUFFER_SIZE=Bt.getParameter(Bt.MAX_RENDERBUFFER_SIZE),yt.MAX_TEXTURE_UNITS=Bt.getParameter(Bt.MAX_COMBINED_TEXTURE_IMAGE_UNITS),yt.MAX_TEXTURE_IMAGE_UNITS=Bt.getParameter(Bt.MAX_TEXTURE_IMAGE_UNITS),yt.MAX_VERTEX_ATTRIBS=Bt.getParameter(Bt.MAX_VERTEX_ATTRIBS),yt.MAX_VERTEX_UNIFORM_VECTORS=Bt.getParameter(Bt.MAX_VERTEX_UNIFORM_VECTORS),yt.MAX_FRAGMENT_UNIFORM_VECTORS=Bt.getParameter(Bt.MAX_FRAGMENT_UNIFORM_VECTORS),yt.MAX_VARYING_VECTORS=Bt.getParameter(Bt.MAX_VARYING_VECTORS),Bt.getSupportedExtensions().forEach((function(e){yt.SUPPORTED_EXTENSIONS[e]=!0})))}var wt=function(){function e(){x(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),xt=function(){function e(t,i,s){if(x(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,s),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var r=s.split("\n"),n=[],o=0;o<r.length;o++)n.push(o+1+": "+r[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Pt=C((function e(t,i){x(this,e),this.bindTexture=function(e,s){return!!e.bind(s)&&(t.uniform1i(i,s),!0)}})),Ct=function(){function e(t,i){x(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Mt=new Q({});function Ft(e){for(var t,i,s=[],r=0,n=e.length;r<n;r++)(i=(t=e[r]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),s.push(t);return s.join("\n")}function Et(e){console.error(e.join("\n"))}var kt=function(){function e(t,i){x(this,e),this.id=Mt.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new xt(e,e.VERTEX_SHADER,Ft(this.source.vertex)),this._fragmentShader=new xt(e,e.FRAGMENT_SHADER,Ft(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Et(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Et(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Et(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Et(this.errors);var t,i,s,r,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Et(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(s=e.getActiveUniform(this.handle,i))&&("\0"===(r=s.name)[r.length-1]&&(r=r.substr(0,r.length-1)),n=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Pt(e,n):this.uniforms[r]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Ct(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var s=this.samplers[e];return!!s&&s.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Mt.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),It=function(){function e(t,i,s,r,n,o,a,l,u){switch(x(this,e),this._gl=t,this.type=i,this.allocated=!1,s.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=r,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(s)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),Dt=function(){function e(t,i){x(this,e),this.scene=t,this.aabb=$.AABB3(),this.origin=$.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].worldPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;$.collapseAABB3(e),$.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(this.positions);this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],A=l[1];u+10<0||A+10<0||u-10>s||A-10>r?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=A):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var s=e[i];if(s.active){var r=$.planeAABB3Intersect(s.dir,s.dist,this.aabb);if(-1===r)return void(this.culledBySectionPlanes=!0);var n=0===r;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),St=$.vec3([1,0,0]),Tt=$.vec3(),Rt=function(){function e(t,i){var s=this;x(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){s._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){s._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){s._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new Dt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var s=this._occlusionLayers[i];s||(s=new Dt(this._scene,e.origin),this._occlusionLayers[i]=t,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}else e.error("Marker has not been added to OcclusionTester")}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):i.push("clipPos.z += -0.001;"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new kt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=i.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var A=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Re(r.viewMatrix,A));var c=s.sectionPlanes.length;if(c>0)for(var h=s.sectionPlanes,d=0;d<c;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,Ne(v.dist,v.dir,A,Tt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*St[0],i=255*St[1],s=255*St[2],r=0,n=this._occlusionLayersList.length;r<n;r++)for(var o=this._occlusionLayersList[r],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,A=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),c=A[0]===t&&A[1]===i&&A[2]===s;l._setVisible(c)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Lt=$.vec2(),Ut=function(){function e(t){x(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=$.mat4();return function(){return e&&$.inverseMat4(r.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,s=this._program,r=this._scene,n=r.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=r.camera.project._state,u=l.near,A=l.far,c=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===r.camera.projection;Lt[0]=o,Lt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),s.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,A),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,c),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(A/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Lt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();s.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new kt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new It(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new It(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new It(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),Ot=new Float32Array(Gt(17,[0,1])),Nt=new Float32Array(Gt(17,[1,0])),Qt=new Float32Array(function(e,t){for(var i=[],s=0;s<=e;s++)i.push(jt(s,t));return i}(17,4)),Vt=new Float32Array(2),Ht=function(){function e(t){x(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new kt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new It(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new It(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var s=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;s._scene.camera.on("projMatrix",(function(){e=!0}));var t=$.mat4();return function(){return e&&$.inverseMat4(o.camera.projMatrix,t),t}}());var r=this._scene.canvas.gl,n=this._program,o=this._scene,a=r.drawingBufferWidth,l=r.drawingBufferHeight,u=o.camera.project._state,A=u.near,c=u.far;r.viewport(0,0,a,l),r.clearColor(0,0,0,1),r.enable(r.DEPTH_TEST),r.disable(r.BLEND),r.frontFace(r.CCW),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),n.bind(),Vt[0]=a,Vt[1]=l,r.uniform2fv(this._uViewport,Vt),r.uniform1f(this._uCameraNear,A),r.uniform1f(this._uCameraFar,c),r.uniform1f(this._uDepthCutoff,.01),0===i?r.uniform2fv(this._uSampleOffsets,Nt):r.uniform2fv(this._uSampleOffsets,Ot),r.uniform1fv(this._uSampleWeights,Qt);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),r.drawElements(r.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function jt(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function Gt(e,t){for(var i=[],s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}var zt=function(){function e(t,i,s){x(this,e),s=s||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=s.size,this._hasDepthTexture=!!s.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}},{key:"_touch",value:function(){var e,t,i=this,s=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=s.drawingBufferWidth,t=s.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return s.deleteTexture(e)})),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}for(var r,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,A(a.map((function(s){return i.createTexture(e,t,s)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(r=s.createTexture(),s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,e,t,0,s.DEPTH_COMPONENT,s.FLOAT,null));var u=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,u),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,e,t);var c=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,c);for(var h=0;h<n.length;h++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+h,s.TEXTURE_2D,n[h],0);if(a.length>0&&s.drawBuffers(n.map((function(e,t){return s.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,r,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,u),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,c),!s.isFramebuffer(c))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);var d=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(d){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:r,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new r(n),A=this.gl;return A.readBuffer(A.COLOR_ATTACHMENT0+o),A.readPixels(a,l,1,1,i||A.RGBA,s||A.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*s),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+r),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,A=new Uint8Array(4*o),c=0;c<l;++c){var h=c*u,d=(a-c-1)*u;A.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(A,d)}return r.data.set(i),n.putImageData(r,0,0),s}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,s),n.data.set(s),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(r,0,-u,l,u),o.restore();var A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL("image/".concat(A))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,s=this.buffer.height,r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=s,r={pixelData:new e(i*s*t),canvas:n,context:o,imageData:o.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),Wt=function(){function e(t){x(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,s=i[e];return s||(s=new zt(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function Kt(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var Xt=function(e,t){t=t||{};var i=new _t(e),s=e.canvas.canvas,r=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new Q({}),l={},u={},A=!0,c=!0,h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=new Wt(e),_=!1,y=new Ut(e),b=new Ht(e);function B(){A&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,s=t.drawableListPreCull,r=0;for(var n in i)i.hasOwnProperty(n)&&(s[r++]=i[n]);s.length=r}}(),A=!1,c=!0),c&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e];t.isStateSortable&&t.drawableListPreCull.sort(t.stateSortCompare)}}(),c=!1,h=!0),h&&function(){for(var e in l)if(l.hasOwnProperty(e)){for(var t=l[e],i=t.drawableListPreCull,s=t.drawableList,r=0,n=0,o=i.length;n<o;n++){var a=i[n];a.rebuildRenderFlags(),a.renderFlags.culled||(s[r++]=a)}s.length=r}}()}function w(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var s in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,1),r.enable(r.DEPTH_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(s))for(var n=l[s].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function x(t,s,n,o,u,A){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=A.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!u.pickInvisible,i.pickClipPos=[k(s[0]*c,r.drawingBufferWidth),I(s[1]*c,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.depthMask(!0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);var h=u.includeEntityIds,d=u.excludeEntityIds;for(var p in l)if(l.hasOwnProperty(p))for(var f=l[p].drawableList,v=0,g=f.length;v<g;v++){var m=f[v];!m.drawPickMesh||!0!==u.pickInvisible&&!1===m.visible||!1===m.pickable||(h&&!h[m.id]||d&&d[m.id]||m.drawPickMesh(i))}var _=t.read(0,0),y=_[0]+(_[1]<<8)+(_[2]<<16)+(_[3]<<24);if(!(y<0))return a.items[y]}function P(t,s,n,o,a,l){if(s.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[k(n[0]*u,r.drawingBufferWidth),I(n[1]*u,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),s.drawPickTriangles(i);var A=t.read(0,0),c=A[0]+256*A[1]+256*A[2]*256+256*A[3]*256*256;c*=3,l.primIndex=c}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!Kt(r,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!Kt(r,"WEBGL_compressed_texture_etc"),dxtSupported:!!Kt(r,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!Kt(r,"EXT_texture_compression_bptc"),pvrtcSupported:!(!Kt(r,"WEBGL_compressed_texture_pvrtc")&&!Kt(r,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){d=e,h=!0},this.setEdgesEnabled=function(e){p=e,h=!0},this.setSAOEnabled=function(e){f=e,h=!0},this.setPBREnabled=function(e){v=e,h=!0},this.setColorTextureEnabled=function(e){g=e,h=!0},this.needStateSort=function(){c=!0},this.shadowsDirty=function(){},this.imageDirty=function(){h=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){y.init(),b.init(),h=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var s=l[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=s),s.count++,s.drawableMap[e]=t,u[e]=t,A=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,s=l[i];--s.count<=0?delete l[i]:delete s.drawableMap[e],delete u[e],A=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),n)r.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;r.clearColor(i[0],i[1],i[2],1)}r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT)},this.needsRender=function(){return h||A||c},this.render=function(t){(t=t||{}).force&&(h=!0),B(),h&&(!function(t){var s=e.sao;f&&s.possible&&function(t){var s=e.sao,n=m.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.enable(r.CULL_FACE),r.depthMask(!0),!1!==e.clear&&r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);for(var t in l)if(l.hasOwnProperty(t))for(var s=l[t].drawableList,n=0,o=s.length;n<o;n++){var a=s[n];!0!==a.culled&&!1!==a.visible&&a.drawDepth&&a.saoEnabled&&(a.renderFlags.colorOpaque&&a.drawDepth(i))}}(t),n.unbind();var o=m.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),y.render(n),o.unbind(),s.blur){var a=m.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),b.render(n,o,0),a.unbind(),o.bind(),o.clear(),b.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,s=t.length;i<s;i++){var r=t[i];r.castsShadow&&w(r)}})(),function(t){var s=[],a=[],u=[],A=[],c=[],h=[],_=[],y=[],b=[],B=[],w=[],x=[],P=[],C=[],M=[],F=[],E=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=v&&!!e.pbrEnabled,i.colorTextureEnabled=g&&!!e.colorTextureEnabled,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),n)r.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?E:e.canvas.backgroundColor;r.clearColor(k[0],k[1],k[2],1)}r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.enable(r.CULL_FACE),r.depthMask(!0),r.lineWidth(1),i.lineWidth=1;var I,D,S,T=e.sao.possible;if(f&&T){var R=m.getRenderBuffer("saoOcclusion");i.occlusionTexture=R?R.getTexture():null}else i.occlusionTexture=null;var L=Date.now();!1!==t.clear&&r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT);var U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0;for(var $ in l)if(l.hasOwnProperty($)){var ee=l[$].drawableList;for(I=0,D=ee.length;I<D;I++)if(!0!==(S=ee[I]).culled&&!1!==S.visible){var te=S.renderFlags;te.colorOpaque&&(f&&T&&S.saoEnabled?s[U++]=S:S.drawColorOpaque(i)),d&&te.colorTransparent&&(u[N++]=S),te.xrayedSilhouetteTransparent&&(_[j++]=S),te.xrayedSilhouetteOpaque&&(c[V++]=S),te.highlightedSilhouetteTransparent&&(w[K++]=S),te.highlightedSilhouetteOpaque&&(b[z++]=S),te.selectedSilhouetteTransparent&&(M[Z++]=S),te.selectedSilhouetteOpaque&&(P[J++]=S),S.edges&&p&&(te.edgesOpaque&&(a[O++]=S),te.edgesTransparent&&(A[Q++]=S),te.selectedEdgesTransparent&&(F[q++]=S),te.selectedEdgesOpaque&&(C[Y++]=S),te.xrayedEdgesTransparent&&(y[G++]=S),te.xrayedEdgesOpaque&&(h[H++]=S),te.highlightedEdgesTransparent&&(x[X++]=S),te.highlightedEdgesOpaque&&(B[W++]=S))}}if(U>0)for(i.withSAO=!0,I=0;I<U;I++)s[I].drawColorOpaque(i);if(O>0)for(I=0;I<O;I++)a[I].drawEdgesColorOpaque(i);if(V>0)for(I=0;I<V;I++)c[I].drawSilhouetteXRayed(i);if(H>0)for(I=0;I<H;I++)h[I].drawEdgesXRayed(i);if(j>0||G>0||N>0||Q>0){if(r.enable(r.CULL_FACE),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):(r.blendEquation(r.FUNC_ADD),r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||r.depthMask(!1),(N>0||Q>0)&&r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),Q>0)for(I=0;I<Q;I++)(S=A[I]).drawEdgesColorTransparent(i);if(N>0)for(I=0;I<N;I++)(S=u[I]).drawColorTransparent(i);if(G>0)for(I=0;I<G;I++)y[I].drawEdgesXRayed(i);if(j>0)for(I=0;I<j;I++)_[I].drawSilhouetteXRayed(i);r.disable(r.BLEND),o||r.depthMask(!0)}if(z>0||W>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),W>0)for(I=0;I<W;I++)B[I].drawEdgesHighlighted(i);if(z>0)for(I=0;I<z;I++)b[I].drawSilhouetteHighlighted(i)}if(K>0||X>0||z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),r.enable(r.CULL_FACE),X>0)for(I=0;I<X;I++)x[I].drawEdgesHighlighted(i);if(K>0)for(I=0;I<K;I++)w[I].drawSilhouetteHighlighted(i);r.disable(r.BLEND)}if(J>0||Y>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),Y>0)for(I=0;I<Y;I++)C[I].drawEdgesSelected(i);if(J>0)for(I=0;I<J;I++)P[I].drawSilhouetteSelected(i)}if(Z>0||q>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&r.clear(r.DEPTH_BUFFER_BIT),r.enable(r.CULL_FACE),r.enable(r.BLEND),n?(r.blendEquation(r.FUNC_ADD),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)):r.blendFunc(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA),q>0)for(I=0;I<q;I++)F[I].drawEdgesSelected(i);if(Z>0)for(I=0;I<Z;I++)M[I].drawSilhouetteSelected(i);r.disable(r.BLEND)}var ie=Date.now(),re=se.frame;re.renderTime=(ie-L)/1e3,re.drawElements=i.drawElements,re.drawArrays=i.drawArrays,re.useProgram=i.useProgram,re.bindTexture=i.bindTexture,re.bindArray=i.bindArray;for(var ne=yt.MAX_TEXTURE_IMAGE_UNITS,oe=0;oe<ne;oe++)r.activeTexture(r.TEXTURE0+oe);r.bindTexture(r.TEXTURE_CUBE_MAP,null),r.bindTexture(r.TEXTURE_2D,null);for(var ae=yt.MAX_VERTEX_ATTRIBS,le=0;le<ae;le++)r.disableVertexAttribArray(le)}(t)}(t),se.frame.frameCount++,h=!1)},this.pick=function(){var t=$.vec3();$.mat4();var i=$.mat4(),r=$.vec3(),n=$.vec3([0,1,0]),o=new wt,a=$.vec2(),u=$.vec3(),A=$.vec3(),c=$.vec3();return $.vec3(),$.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),B();var f=null,v=null;for(var g in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix):(A.set(h.origin||[0,0,0]),c.set(h.direction||[0,0,1]),d=$.addVec3(A,c,t),r[0]=Math.random(),r[1]=Math.random(),r[2]=Math.random(),$.normalizeVec3(r),$.cross3Vec3(c,r,n),f=$.lookAtMat4v(A,d,n,i),v=e.camera.ortho.matrix,p.origin=A,p.direction=c),u[0]=.5*s.clientWidth,u[1]=.5*s.clientHeight),l)if(l.hasOwnProperty(g))for(var _=l[g].drawableList,y=0,b=_.length;y<b;y++){var w=_[y];w.setPickMatrices&&w.setPickMatrices(f,v)}var C=m.getRenderBuffer("pick",{size:[1,1]});C.bind();var F=x(C,u,f,v,h,p);if(!F)return C.unbind(),null;var E=F.delegatePickedEntity?F.delegatePickedEntity():F;return E?(h.pickSurface&&(F.canPickTriangle&&F.canPickTriangle()?(P(C,F,u,f,v,p),F.pickTriangleSurface(f,v,p),p.pickSurfacePrecision=!1):F.canPickWorldPos&&F.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,M(C,F,u,f,v,a,p),!1!==h.pickSurfaceNormal&&D(C,F,u,f,v,p),p.pickSurfacePrecision=!1)),C.unbind(),p.entity=E,p):(C.unbind(),null)}}();var C,M=function(){var t=$.vec4(),n=$.vec4(),o=$.vec4(),a=$.vec4(),l=$.vec4(),u=$.mat4(),A=$.mat4(),c=$.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[k(p[0]*_,r.drawingBufferWidth),I(p[1]*_,r.drawingBufferHeight)],r.viewport(0,0,1,1),r.clearColor(0,0,0,0),r.depthMask(!0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return $.dotVec4(t,i)}(h.read(0,0)),B=(p[0]-s.clientWidth/2)/(s.clientWidth/2),w=-(p[1]-s.clientHeight/2)/(s.clientHeight/2),x=d.origin;if(x){var P=Re(f,x,u);y=$.mulMat4(v,P,A)}else y=$.mulMat4(v,f,A);var C=$.inverseMat4(y,c);t[0]=B,t[1]=w,t[2]=-1,t[3]=1;var M=$.transformVec4(C,t);M=$.mulVec4Scalar(M,1/M[3]),n[0]=B,n[1]=w,n[2]=1,n[3]=1;var F=$.transformVec4(C,n);F=$.mulVec4Scalar(F,1/F[3]);var E=$.subVec3(F,M,o),D=$.addVec3(M,$.mulVec4Scalar(E,b,a),l);x&&$.addVec3(D,x),m.worldPos=D}}();function F(e){for(var t in e.snapPickLayerParams=[],e.snapPickLayerNumber=0,l)for(var i=l[t].drawableList,s=0,r=i.length;s<r;s++){var n=i[s];n.drawSnapInit&&!n.culled&&n.visible&&n.pickable&&n.drawSnapInit(e)}return e.snapPickLayerParams}function E(e){for(var t in e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length,l)for(var i=l[t].drawableList,s=0,r=i.length;s<r;s++){var n=i[s];n.drawSnap&&!n.culled&&n.visible&&n.pickable&&n.drawSnap(e)}return e.snapPickLayerParams}function k(e,t){return e/t*2-1}function I(e,t){return 1-e/t*2}function D(t,s,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[k(n[0]*u,r.drawingBufferWidth),I(n[1]*u,r.drawingBufferHeight)];var A=m.getRenderBuffer("pick-normal",{size:[3,3]});A.bind(r.RGBA32I),r.viewport(0,0,A.size[0],A.size[1]),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.DEPTH_BUFFER_BIT),r.clearBufferiv(r.COLOR,0,new Int32Array([0,0,0,0])),s.drawPickNormals(i);var c=A.read(1,1,r.RGBA_INTEGER,r.INT,Int32Array,4);A.unbind();var h=[c[0]/$.MAX_INT,c[1]/$.MAX_INT,c[2]/$.MAX_INT];$.normalizeVec3(h),l.worldNormal=h}this.snapPick=(C=new wt,function(t,s,n,o){var u=arguments.length>4&&void 0!==arguments[4]?arguments[4]:C;if(!n&&!o)return this.pick({canvasPos:t,pickSurface:!0});var A=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far,s=s||30;var c=m.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*s+1,2*s+1]});i.snapVectorA=[k(t[0]*A,r.drawingBufferWidth),I(t[1]*A,r.drawingBufferHeight)],i.snapInvVectorAB=[r.drawingBufferWidth/(2*s),r.drawingBufferHeight/(2*s)],c.bind(r.RGBA32I,r.RGBA32I,r.RGBA8UI),r.viewport(0,0,c.size[0],c.size[1]),r.enable(r.DEPTH_TEST),r.frontFace(r.CCW),r.disable(r.CULL_FACE),r.depthMask(!0),r.disable(r.BLEND),r.depthFunc(r.LEQUAL),r.clear(r.DEPTH_BUFFER_BIT),r.clearBufferiv(r.COLOR,0,new Int32Array([0,0,0,0])),r.clearBufferiv(r.COLOR,1,new Int32Array([0,0,0,0])),r.clearBufferuiv(r.COLOR,2,new Uint32Array([0,0,0,0]));var h=e.camera.viewMatrix,d=e.camera.projMatrix;for(var p in l)if(l.hasOwnProperty(p))for(var f=l[p].drawableList,v=0,g=f.length;v<g;v++){var _=f[v];_.setPickMatrices&&_.setPickMatrices(h,d)}r.drawBuffers([r.COLOR_ATTACHMENT0,r.COLOR_ATTACHMENT1,r.COLOR_ATTACHMENT2]);var y=F(i),b=[];i.snapPickLayerParams=b,r.depthMask(!1),r.drawBuffers([r.COLOR_ATTACHMENT0]),n&&o?(i.snapMode="edge",E(i),i.snapMode="vertex",i.snapPickLayerNumber++,E(i)):(i.snapMode=n?"vertex":"edge",E(i)),r.depthMask(!0);var B=c.readArray(r.RGBA_INTEGER,r.INT,Int32Array,4),w=c.readArray(r.RGBA_INTEGER,r.INT,Int32Array,4,1),x=c.readArray(r.RGBA_INTEGER,r.UNSIGNED_INT,Uint32Array,4,2);c.unbind();var P=null,M=s,D=s,S=4*M+D*c.size[0]*4,T=B.slice(S,S+4),R=w.slice(S,S+4),L=x.slice(S,S+4);if(0!==T[3]){var U=y[Math.abs(T[3])%y.length],O=U.origin,N=U.coordinateScale;P=[T[0]*N[0]+O[0],T[1]*N[1]+O[1],T[2]*N[2]+O[2]],$.normalizeVec3([R[0]/$.MAX_INT,R[1]/$.MAX_INT,R[2]/$.MAX_INT]);var Q=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);a.items[Q]}for(var V=[],H=0;H<B.length;H+=4)if(B[H+3]>0){var j=Math.floor(H/4),G=c.size[0],z=j%G-Math.floor(G/2),W=Math.floor(j/G)-Math.floor(G/2),K=Math.sqrt(Math.pow(z,2)+Math.pow(W,2));V.push({x:z,y:W,dist:K,isVertex:n&&o?B[H+3]>b.length/2:n,result:[B[H+0],B[H+1],B[H+2],B[H+3]],normal:[w[H+0],w[H+1],w[H+2],w[H+3]],id:[x[H+0],x[H+1],x[H+2],x[H+3]]})}var X=null,J=null,Y=null,Z=null;if(V.length>0){V.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),Z=V[0].isVertex?"vertex":"edge";var q=V[0].result,ee=V[0].normal,te=V[0].id,ie=b[q[3]],se=ie.origin,re=ie.coordinateScale;J=$.normalizeVec3([ee[0]/$.MAX_INT,ee[1]/$.MAX_INT,ee[2]/$.MAX_INT]),X=[q[0]*re[0]+se[0],q[1]*re[1]+se[1],q[2]*re[2]+se[2]],Y=a.items[te[0]+(te[1]<<8)+(te[2]<<16)+(te[3]<<24)]}if(null===P&&null==X)return null;var ne=null;null!==X&&(ne=e.camera.projectWorldPos(X));var oe=Y&&Y.delegatePickedEntity?Y.delegatePickedEntity():Y;return u.reset(),u.snappedToEdge="edge"===Z,u.snappedToVertex="vertex"===Z,u.worldPos=X,u.worldNormal=J,u.entity=oe,u.canvasPos=t,u.snappedCanvasPos=ne||t,u}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Rt(e,m),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){for(var e in B(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,r.viewport(0,0,r.drawingBufferWidth,r.drawingBufferHeight),r.clearColor(0,0,0,0),r.enable(r.DEPTH_TEST),r.disable(r.CULL_FACE),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT|r.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(e))for(var t=l[e].drawableList,s=0,n=t.length;s<n;s++){var o=t[s];o.drawOcclusion&&!0!==o.culled&&!1!==o.visible&&!1!==o.pickable&&o.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){var r,n,o,a,l=m.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)o=2*n,a=4*n,r=l.read(e[o],e[o+1]),t[a]=r[0],t[a+1]=r[1],t[a+2]=r[2],t[a+3]=r[3];l.unbind(),h=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=m.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),_=!0},this.renderSnapshot=function(){_&&(m.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),h=!0)},this.readSnapshot=function(e){return m.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return m.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){_&&(m.getRenderBuffer("snapshot").unbind(),_=!1)},this.destroy=function(){l={},u={},m.destroy(),y.destroy(),b.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},Jt=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).KEY_BACKSPACE=8,s.KEY_TAB=9,s.KEY_ENTER=13,s.KEY_SHIFT=16,s.KEY_CTRL=17,s.KEY_ALT=18,s.KEY_PAUSE_BREAK=19,s.KEY_CAPS_LOCK=20,s.KEY_ESCAPE=27,s.KEY_PAGE_UP=33,s.KEY_PAGE_DOWN=34,s.KEY_END=35,s.KEY_HOME=36,s.KEY_LEFT_ARROW=37,s.KEY_UP_ARROW=38,s.KEY_RIGHT_ARROW=39,s.KEY_DOWN_ARROW=40,s.KEY_INSERT=45,s.KEY_DELETE=46,s.KEY_NUM_0=48,s.KEY_NUM_1=49,s.KEY_NUM_2=50,s.KEY_NUM_3=51,s.KEY_NUM_4=52,s.KEY_NUM_5=53,s.KEY_NUM_6=54,s.KEY_NUM_7=55,s.KEY_NUM_8=56,s.KEY_NUM_9=57,s.KEY_A=65,s.KEY_B=66,s.KEY_C=67,s.KEY_D=68,s.KEY_E=69,s.KEY_F=70,s.KEY_G=71,s.KEY_H=72,s.KEY_I=73,s.KEY_J=74,s.KEY_K=75,s.KEY_L=76,s.KEY_M=77,s.KEY_N=78,s.KEY_O=79,s.KEY_P=80,s.KEY_Q=81,s.KEY_R=82,s.KEY_S=83,s.KEY_T=84,s.KEY_U=85,s.KEY_V=86,s.KEY_W=87,s.KEY_X=88,s.KEY_Y=89,s.KEY_Z=90,s.KEY_LEFT_WINDOW=91,s.KEY_RIGHT_WINDOW=92,s.KEY_SELECT_KEY=93,s.KEY_NUMPAD_0=96,s.KEY_NUMPAD_1=97,s.KEY_NUMPAD_2=98,s.KEY_NUMPAD_3=99,s.KEY_NUMPAD_4=100,s.KEY_NUMPAD_5=101,s.KEY_NUMPAD_6=102,s.KEY_NUMPAD_7=103,s.KEY_NUMPAD_8=104,s.KEY_NUMPAD_9=105,s.KEY_MULTIPLY=106,s.KEY_ADD=107,s.KEY_SUBTRACT=109,s.KEY_DECIMAL_POINT=110,s.KEY_DIVIDE=111,s.KEY_F1=112,s.KEY_F2=113,s.KEY_F3=114,s.KEY_F4=115,s.KEY_F5=116,s.KEY_F6=117,s.KEY_F7=118,s.KEY_F8=119,s.KEY_F9=120,s.KEY_F10=121,s.KEY_F11=122,s.KEY_F12=123,s.KEY_NUM_LOCK=144,s.KEY_SCROLL_LOCK=145,s.KEY_SEMI_COLON=186,s.KEY_EQUAL_SIGN=187,s.KEY_COMMA=188,s.KEY_DASH=189,s.KEY_PERIOD=190,s.KEY_FORWARD_SLASH=191,s.KEY_GRAVE_ACCENT=192,s.KEY_OPEN_BRACKET=219,s.KEY_BACK_SLASH=220,s.KEY_CLOSE_BRACKET=221,s.KEY_SINGLE_QUOTE=222,s.KEY_SPACE=32,s.element=r.element,s.altDown=!1,s.ctrlDown=!1,s.mouseDownLeft=!1,s.mouseDownMiddle=!1,s.mouseDownRight=!1,s.keyDown=[],s.enabled=!0,s.keyboardEnabled=!0,s.mouseover=!1,s.mouseCanvasPos=$.vec2(),s._keyboardEventsElement=r.keyboardEventsElement||document,s._bindEvents(),s}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,s){if(e.enabled){var r=Math.max(-1,Math.min(1,40*-t.deltaY));i(r)}},{passive:!0});var s,r;this.on("mousedown",(function(e){s=e[0],r=e[1]})),this.on("mouseup",(function(t){s>=t[0]-2&&s<=t[0]+2&&r>=t[1]-2&&r<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("wheel",this._mouseWheelListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getMouseCanvasPos",value:function(e){if(e){for(var t=e.target,i=0,s=0;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-s}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),Yt=new Q({}),Zt=function(){function e(t){for(var i in x(this,e),this.id=Yt.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){Yt.removeItem(this.id)}}]),e}(),qt=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({boundary:[0,0,100,100]}),s.boundary=r.boundary,s.autoBoundary=r.autoBoundary,s}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),$t=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s._fov=60,s._canvasResized=s.scene.canvas.on("boundary",s._needUpdate,b(s)),s.fov=r.fov,s.fovAxis=r.fovAxis,s.near=r.near,s.far=r.far,s}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),$.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),ei=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s.scale=r.scale,s.near=r.near,s.far=r.far,s._onCanvasBoundary=s.scene.canvas.on("boundary",s._needUpdate,b(s)),s}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,s,r=this.scene,n=.5*this._scale,o=r.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,s=-n/u):(e=-n*u,t=n*u,i=n,s=-n),$.orthoMat4c(e,t,s,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),ti=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4(),near:.1,far:1e4}),s._left=-1,s._right=1,s._bottom=-1,s._top=1,s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!0,s.left=r.left,s.right=r.right,s.bottom=r.bottom,s.top=r.top,s.near=r.near,s.far=r.far,s}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){$.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),ii=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).camera=e,s._state=new Zt({matrix:$.mat4(),inverseMatrix:$.mat4(),transposedMatrix:$.mat4()}),s._inverseMatrixDirty=!0,s._transposedMatrixDirty=!1,s.matrix=r.matrix,s}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&($.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&($.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,s,r){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,$.mulMat4v4(this.inverseMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,$.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),si=$.vec3(),ri=$.vec3(),ni=$.vec3(),oi=$.vec3(),ai=$.vec3(),li=$.vec3(),ui=$.vec4(),Ai=$.vec4(),ci=$.vec4(),hi=$.mat4(),di=$.mat4(),pi=$.vec3(),fi=$.vec3(),vi=$.vec3(),gi=$.vec3(),mi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({deviceMatrix:$.mat4(),hasDeviceMatrix:!1,matrix:$.mat4(),normalMatrix:$.mat4(),inverseMatrix:$.mat4()}),s._perspective=new $t(b(s)),s._ortho=new ei(b(s)),s._frustum=new ti(b(s)),s._customProjection=new ii(b(s)),s._project=s._perspective,s._eye=$.vec3([0,0,10]),s._look=$.vec3([0,0,0]),s._up=$.vec3([0,1,0]),s._worldUp=$.vec3([0,1,0]),s._worldRight=$.vec3([1,0,0]),s._worldForward=$.vec3([0,0,-1]),s.deviceMatrix=r.deviceMatrix,s.eye=r.eye,s.look=r.look,s.up=r.up,s.worldAxis=r.worldAxis,s.gimbalLock=r.gimbalLock,s.constrainPitch=r.constrainPitch,s.projection=r.projection,s._perspective.on("matrix",(function(){"perspective"===s._projectionType&&s.fire("projMatrix",s._perspective.matrix)})),s._ortho.on("matrix",(function(){"ortho"===s._projectionType&&s.fire("projMatrix",s._ortho.matrix)})),s._frustum.on("matrix",(function(){"frustum"===s._projectionType&&s.fire("projMatrix",s._frustum.matrix)})),s._customProjection.on("matrix",(function(){"customProjection"===s._projectionType&&s.fire("projMatrix",s._customProjection.matrix)})),s}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?($.subVec3(this._eye,this._look,pi),$.normalizeVec3(pi,fi),$.mulVec3Scalar(fi,1e3,vi),$.addVec3(this._look,vi,gi),e=gi):e=this._eye,t.hasDeviceMatrix?($.lookAtMat4v(e,this._look,this._up,di),$.mulMat4(t.deviceMatrix,di,t.matrix)):$.lookAtMat4v(e,this._look,this._up,t.matrix),$.inverseMat4(this._state.matrix,this._state.inverseMatrix),$.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=$.subVec3(this._eye,this._look,si);$.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,hi),t=$.transformPoint3(hi,t,ri),this.eye=$.addVec3(this._look,t,ni),this.up=$.transformPoint3(hi,this._up,oi)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=$.dotVec3(this._up,this._worldUp)/$.DEGTORAD)<1)){var t=$.subVec3(this._eye,this._look,si),i=$.cross3Vec3($.normalizeVec3(t,ri),$.normalizeVec3(this._up,ni));$.rotationMat4v(.0174532925*e,i,hi),t=$.transformPoint3(hi,t,oi),this.up=$.transformPoint3(hi,this._up,ai),this.eye=$.addVec3(t,this._look,li)}}},{key:"yaw",value:function(e){var t=$.subVec3(this._look,this._eye,si);$.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,hi),t=$.transformPoint3(hi,t,ri),this.look=$.addVec3(t,this._eye,ni),this._gimbalLock&&(this.up=$.transformPoint3(hi,this._up,oi))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=$.dotVec3(this._up,this._worldUp)/$.DEGTORAD)<1)){var t=$.subVec3(this._look,this._eye,si),i=$.cross3Vec3($.normalizeVec3(t,ri),$.normalizeVec3(this._up,ni));$.rotationMat4v(.0174532925*e,i,hi),this.up=$.transformPoint3(hi,this._up,li),t=$.transformPoint3(hi,t,oi),this.look=$.addVec3(t,this._eye,ai)}}},{key:"pan",value:function(e){var t,i=$.subVec3(this._eye,this._look,si),s=[0,0,0];if(0!==e[0]){var r=$.cross3Vec3($.normalizeVec3(i,[]),$.normalizeVec3(this._up,ri));t=$.mulVec3Scalar(r,e[0]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]}0!==e[1]&&(t=$.mulVec3Scalar($.normalizeVec3(this._up,ni),e[1]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]),0!==e[2]&&(t=$.mulVec3Scalar($.normalizeVec3(i,oi),e[2]),s[0]+=t[0],s[1]+=t[1],s[2]+=t[2]),this.eye=$.addVec3(this._eye,s,ai),this.look=$.addVec3(this._look,s,li)}},{key:"zoom",value:function(e){var t=$.subVec3(this._eye,this._look,si),i=Math.abs($.lenVec3(t,ri)),s=Math.abs(i+e);if(!(s<.5)){var r=$.normalizeVec3(t,ni);this.eye=$.addVec3(this._look,$.mulVec3Scalar(r,s),oi)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=$.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return $.lenVec3($.subVec3(this._look,this._eye,si))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=ui,i=Ai,s=ci;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,$.mulMat4v4(this.viewMatrix,t,i),$.mulMat4v4(this.projMatrix,i,s),$.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;var r=this.scene.canvas.canvas,n=r.offsetWidth/2,o=r.offsetHeight/2;return[s[0]*n+n,s[1]*o+o]}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),_i=function(e){g(i,Be);var t=_(i);function i(e){var s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),t.call(this,e,s)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),yi=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._shadowRenderBuf=null,s._shadowViewMatrix=null,s._shadowProjMatrix=null,s._shadowViewMatrixDirty=!0,s._shadowProjMatrixDirty=!0;var n=s.scene.camera,o=s.scene.canvas;return s._onCameraViewMatrix=n.on("viewMatrix",(function(){s._shadowViewMatrixDirty=!0})),s._onCameraProjMatrix=n.on("projMatrix",(function(){s._shadowProjMatrixDirty=!0})),s._onCanvasBoundary=o.on("boundary",(function(){s._shadowProjMatrixDirty=!0})),s._state=new Zt({type:"dir",dir:$.vec3([1,1,1]),color:$.vec3([.7,.7,.8]),intensity:1,space:r.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(s._shadowViewMatrixDirty){s._shadowViewMatrix||(s._shadowViewMatrix=$.identityMat4());var e=s.scene.camera,t=s._state.dir,i=e.look,r=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];$.lookAtMat4v(r,i,[0,1,0],s._shadowViewMatrix),s._shadowViewMatrixDirty=!1}return s._shadowViewMatrix},getShadowProjMatrix:function(){return s._shadowProjMatrixDirty&&(s._shadowProjMatrix||(s._shadowProjMatrix=$.identityMat4()),$.orthoMat4c(-40,40,-40,40,-40,80,s._shadowProjMatrix),s._shadowProjMatrixDirty=!1),s._shadowProjMatrix},getShadowRenderBuf:function(){return s._shadowRenderBuf||(s._shadowRenderBuf=new zt(s.scene.canvas.canvas,s.scene.canvas.gl,{size:[1024,1024]})),s._shadowRenderBuf}}),s.dir=r.dir,s.color=r.color,s.intensity=r.intensity,s.castsShadow=r.castsShadow,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(B(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),bi=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state={type:"ambient",color:$.vec3([.7,.7,.7]),intensity:1},s.color=r.color,s.intensity=r.intensity,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),Bi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),s=t.call(this,e,r),se.memory.meshes++,s}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),se.memory.meshes--}}]),i}(),wi=function(){var e=[],t=[],i=[],s=[],r=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=$.vec3(),A=$.vec3(),c=$.vec3(),h=$.vec3(),d=$.vec3(),p=$.vec3(),f=$.vec3();return function(v,g,m,_){!function(r,n){var o,a,l,u,A,c,h={},d=Math.pow(10,4),p=0;for(A=0,c=r.length;A<c;A+=3)o=r[A],a=r[A+1],l=r[A+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[A/3]=h[u];for(A=0,c=n.length;A<c;A++)s[A]=t[n[A]],i[s[A]]=n[A]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*s[v],_=3*s[v+1],y=3*s[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],$.decompressPosition(o,i,u),$.decompressPosition(a,i,A),$.decompressPosition(l,i,c)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],A[0]=e[_],A[1]=e[_+1],A[2]=e[_+2],c[0]=e[y],c[1]=e[y+1],c[2]=e[y+2]),$.subVec3(c,A,h),$.subVec3(u,A,d),$.cross3Vec3(h,d,p),$.normalizeVec3(p,f);var b=r[n]||(r[n]={normal:$.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,B,w,x,P,C,M,F,E,k=[],I=Math.cos($.DEGTORAD*_),D={},S=!1,T=0,R=g.length;T<R;T+=3)for(var L=T/3,U=0;U<3;U++)y=s[T+U],b=s[T+(U+1)%3],void 0===D[x=(B=Math.min(y,b))+","+(w=Math.max(y,b))]?D[x]={index1:B,index2:w,face1:L,face2:void 0}:D[x].face2=L;for(x in D)void 0!==(P=D[x]).face2&&(C=r[P.face1].normal,M=r[P.face2].normal,$.dotVec3(C,M)>I)||(F=i[P.index1],E=i[P.index2],(!S&&F>65535||E>65535)&&(S=!0),k.push(F),k.push(E));return S?new Uint32Array(k):new Uint16Array(k)}}();var xi=function(){var e=$.mat4(),t=$.mat4();return function(i,s){s=s||$.mat4();var r=i[0],n=i[1],o=i[2],a=i[3]-r,l=i[4]-n,u=i[5]-o,A=65535;return $.identityMat4(e),$.translationMat4v(i,e),$.identityMat4(t),$.scalingMat4v([a/A,l/A,u/A],t),$.mulMat4(e,t,s),s}}(),Pi=function(){var e=$.mat4(),t=$.mat4();return function(i,s,r){var n,o=new Uint16Array(i.length),a=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-s[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-s[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-s[2])*a[2])));return $.identityMat4(e),$.translationMat4v(s,e),$.identityMat4(t),$.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t),{quantized:o,decodeMatrix:$.mulMat4(e,t,$.identityMat4())}}}();var Ci=function(){var e=$.mat3(),t=$.mat3();return function(i,s,r){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-s[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-s[1])*a[1])));return $.identityMat3(e),$.translationMat3v(s,e),$.identityMat3(t),$.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t),{quantized:o,decodeMatrix:$.mulMat3(e,t,$.identityMat3())}}}();function Mi(e,t,i,s){var r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(r>=0?1:-1),a=(1-Math.abs(r))*(n>=0?1:-1);r=o,n=a}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*n+(n<0?-1:0))])}function Fi(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Ei(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var ki={getPositionsBounds:function(e){var t,i,s=new Float32Array(3),r=new Float32Array(3);for(t=0;t<3;t++)s[t]=Number.MAX_VALUE,r[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)s[i]=Math.min(s[i],e[t+i]),r[i]=Math.max(r[i],e[t+i]);return{min:s,max:r}},createPositionsDecodeMatrix:xi,compressPositions:Pi,compressPosition:function(e,t,i){var s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,s=new Float32Array(2),r=new Float32Array(2);for(t=0;t<2;t++)s[t]=Number.MAX_VALUE,r[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)s[i]=Math.min(s[i],e[t+i]),r[i]=Math.max(r[i],e[t+i]);return{min:s,max:r}},compressUVs:Ci,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,s,r,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Mi(e,o,"floor","floor"),s=r=Ei(e,o,Fi(t)),(s=Ei(e,o,Fi(t=Mi(e,o,"ceil","floor"))))>r&&(i=t,r=s),(s=Ei(e,o,Fi(t=Mi(e,o,"floor","ceil"))))>r&&(i=t,r=s),(s=Ei(e,o,Fi(t=Mi(e,o,"ceil","ceil"))))>r&&(i=t,r=s),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,s=0,r=e.length;i<r;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[s+0]=n/l,t[s+1]=o/l,t[s+2]=a/l,s+=3}return t},decompressNormal:function(e,t){var i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;var r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));var n=Math.sqrt(i*i+s*s+r*r);return t[0]=i/n,t[1]=s/n,t[2]=r/n,t}},Ii=se.memory,Di=$.AABB3(),Si=function(e){g(i,Bi);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._state=new Zt({compressGeometry:!!r.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),s._numTriangles=0,s._edgeThreshold=r.edgeThreshold||10,s._edgeIndicesBuf=null,s._pickTrianglePositionsBuf=null,s._pickTriangleColorsBuf=null,s._aabbDirty=!0,s._boundingSphere=!0,s._aabb=null,s._aabbDirty=!0,s._obb=null,s._obbDirty=!0;var n=s._state,o=s.scene.canvas.gl;switch(r.primitive=r.primitive||"triangles",r.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=r.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=r.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=r.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=r.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=r.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=r.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=r.primitive;break;default:s.error("Unsupported value for 'primitive': '"+r.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=r.primitive}if(r.positions)if(s._state.compressGeometry){var a=ki.getPositionsBounds(r.positions),l=ki.compressPositions(r.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=r.positions.constructor===Float32Array?r.positions:new Float32Array(r.positions);if(r.colors&&(n.colors=r.colors.constructor===Float32Array?r.colors:new Float32Array(r.colors)),r.uv)if(s._state.compressGeometry){var u=ki.getUVBounds(r.uv),A=ki.compressUVs(r.uv,u.min,u.max);n.uv=A.quantized,n.uvDecodeMatrix=A.decodeMatrix}else n.uv=r.uv.constructor===Float32Array?r.uv:new Float32Array(r.uv);return r.normals&&(s._state.compressGeometry?n.normals=ki.compressNormals(r.normals):n.normals=r.normals.constructor===Float32Array?r.normals:new Float32Array(r.normals)),r.indices&&(n.indices=r.indices.constructor===Uint32Array||r.indices.constructor===Uint16Array?r.indices:new Uint32Array(r.indices),"triangles"===s._state.primitiveName&&(s._numTriangles=r.indices.length/3)),s._buildHash(),Ii.meshes++,s._buildVBOs(),s}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Ii.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new It(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Ii.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new It(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Ii.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new It(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Ii.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new It(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Ii.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=wi(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Ii.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=$.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new It(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new It(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),Ii.positions+=this._pickTrianglePositionsBuf.numItems,Ii.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),ki.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var s=ki.getPositionsBounds(e),r=ki.compressPositions(e,s.min,s.max);e=r.quantized,t.positionsDecodeMatrix=r.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),ki.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),ki.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=$.AABB3()),$.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=$.OBB3()),$.positions3ToAABB3(this._state.positions,Di,this._state.positionsDecodeMatrix),$.AABB3ToOBB3(Di,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Ii.meshes--}}]),i}();function Ti(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);var r=e.center,n=r?r[0]:0,o=r?r[1]:0,a=r?r[2]:0,l=-t+n,u=-i+o,A=-s+a,c=t+n,h=i+o,d=s+a;return le.apply(e,{positions:[c,h,d,l,h,d,l,u,d,c,u,d,c,h,d,c,u,d,c,u,A,c,h,A,c,h,d,c,h,A,l,h,A,l,h,d,l,h,d,l,h,A,l,u,A,l,u,d,l,u,A,c,u,A,c,u,d,l,u,d,c,u,A,l,u,A,l,h,A,c,h,A],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Ri=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),s=t.call(this,e,r),se.memory.materials++,s}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),se.memory.materials--}}]),i}(),Li={opaque:0,mask:1,blend:2},Ui=["opaque","mask","blend"],Oi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"PhongMaterial",ambient:$.vec3([1,1,1]),diffuse:$.vec3([1,1,1]),specular:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.ambient=r.ambient,s.diffuse=r.diffuse,s.specular=r.specular,s.emissive=r.emissive,s.alpha=r.alpha,s.shininess=r.shininess,s.reflectivity=r.reflectivity,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,r.ambientMap&&(s._ambientMap=s._checkComponent("Texture",r.ambientMap)),r.diffuseMap&&(s._diffuseMap=s._checkComponent("Texture",r.diffuseMap)),r.specularMap&&(s._specularMap=s._checkComponent("Texture",r.specularMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.reflectivityMap&&(s._reflectivityMap=s._checkComponent("Texture",r.reflectivityMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.diffuseFresnel&&(s._diffuseFresnel=s._checkComponent("Fresnel",r.diffuseFresnel)),r.specularFresnel&&(s._specularFresnel=s._checkComponent("Fresnel",r.specularFresnel)),r.emissiveFresnel&&(s._emissiveFresnel=s._checkComponent("Fresnel",r.emissiveFresnel)),r.alphaFresnel&&(s._alphaFresnel=s._checkComponent("Fresnel",r.alphaFresnel)),r.reflectivityFresnel&&(s._reflectivityFresnel=s._checkComponent("Fresnel",r.reflectivityFresnel)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return Ui[this._state.alphaMode]},set:function(e){var t=Li[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ni={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},Qi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),s._preset="default",r.preset?(s.preset=r.preset,void 0!==r.fill&&(s.fill=r.fill),r.fillColor&&(s.fillColor=r.fillColor),void 0!==r.fillAlpha&&(s.fillAlpha=r.fillAlpha),void 0!==r.edges&&(s.edges=r.edges),r.edgeColor&&(s.edgeColor=r.edgeColor),void 0!==r.edgeAlpha&&(s.edgeAlpha=r.edgeAlpha),void 0!==r.edgeWidth&&(s.edgeWidth=r.edgeWidth),void 0!==r.backfaces&&(s.backfaces=r.backfaces),void 0!==r.glowThrough&&(s.glowThrough=r.glowThrough)):(s.fill=r.fill,s.fillColor=r.fillColor,s.fillAlpha=r.fillAlpha,s.edges=r.edges,s.edgeColor=r.edgeColor,s.edgeAlpha=r.edgeAlpha,s.edgeWidth=r.edgeWidth,s.backfaces=r.backfaces,s.glowThrough=r.glowThrough),s}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return Ni}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ni[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ni).join(", "))}}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Vi={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},Hi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),s._preset="default",r.preset?(s.preset=r.preset,r.edgeColor&&(s.edgeColor=r.edgeColor),void 0!==r.edgeAlpha&&(s.edgeAlpha=r.edgeAlpha),void 0!==r.edgeWidth&&(s.edgeWidth=r.edgeWidth)):(s.edgeColor=r.edgeColor,s.edgeAlpha=r.edgeAlpha,s.edgeWidth=r.edgeWidth),s.edges=!1!==r.edges,s}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return Vi}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Vi[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Vi).join(", "))}}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ji={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},Gi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._units="meters",s._scale=1,s._origin=$.vec3([0,0,0]),s.units=r.units,s.scale=r.scale,s.origin=r.origin,s}return C(i,[{key:"unitsInfo",get:function(){return ji}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),ji[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),zi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._supported=yt.SUPPORTED_EXTENSIONS.OES_standard_derivatives,s.enabled=r.enabled,s.kernelRadius=r.kernelRadius,s.intensity=r.intensity,s.bias=r.bias,s.scale=r.scale,s.minResolution=r.minResolution,s.numSamples=r.numSamples,s.blur=r.blur,s.blendCutoff=r.blendCutoff,s.blendFactor=r.blendFactor,s}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Wi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).sliceColor=r.sliceColor,s.sliceThickness=r.sliceThickness,s}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Ki={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},Xi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),r.preset?(s.preset=r.preset,void 0!==r.pointSize&&(s.pointSize=r.pointSize),void 0!==r.roundPoints&&(s.roundPoints=r.roundPoints),void 0!==r.perspectivePoints&&(s.perspectivePoints=r.perspectivePoints),void 0!==r.minPerspectivePointSize&&(s.minPerspectivePointSize=r.minPerspectivePointSize),void 0!==r.maxPerspectivePointSize&&(s.maxPerspectivePointSize=r.minPerspectivePointSize)):(s._preset="default",s.pointSize=r.pointSize,s.roundPoints=r.roundPoints,s.perspectivePoints=r.perspectivePoints,s.minPerspectivePointSize=r.minPerspectivePointSize,s.maxPerspectivePointSize=r.maxPerspectivePointSize),s.filterIntensity=r.filterIntensity,s.minIntensity=r.minIntensity,s.maxIntensity=r.maxIntensity,s}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return Ki}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ki[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ki).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ji={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},Yi=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"LinesMaterial",lineWidth:null}),r.preset?(s.preset=r.preset,void 0!==r.lineWidth&&(s.lineWidth=r.lineWidth)):(s._preset="default",s.lineWidth=r.lineWidth),s}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return Ji}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=Ji[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ji).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Zi(e,t){for(var i,s,r={},n=0,o=t.length;n<o;n++)i=t[n],(s=e.components[i])?s.isEntity?r[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return r}var qi=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),s=t.call(this,null,r);var n=r.canvasElement||document.getElementById(r.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";s._tickifiedFunctions={};var o=!!r.transparent,a=!!r.alphaDepthMask;return s._aabbDirty=!0,s.viewer=e,s.occlusionTestCountdown=0,s.loading=0,s.startTime=(new Date).getTime(),s.models={},s.objects={},s._numObjects=0,s.visibleObjects={},s._numVisibleObjects=0,s.xrayedObjects={},s._numXRayedObjects=0,s.highlightedObjects={},s._numHighlightedObjects=0,s.selectedObjects={},s._numSelectedObjects=0,s.colorizedObjects={},s._numColorizedObjects=0,s.opacityObjects={},s._numOpacityObjects=0,s.offsetObjects={},s._numOffsetObjects=0,s._modelIds=null,s._objectIds=null,s._visibleObjectIds=null,s._xrayedObjectIds=null,s._highlightedObjectIds=null,s._selectedObjectIds=null,s._colorizedObjectIds=null,s._opacityObjectIds=null,s._offsetObjectIds=null,s._collidables={},s._compilables={},s._needRecompile=!1,s.types={},s.components={},s.sectionPlanes={},s.lights={},s.lightMaps={},s.reflectionMaps={},s.bitmaps={},s.lineSets={},s.realWorldOffset=r.realWorldOffset||new Float64Array([0,0,0]),s.canvas=new mt(b(s),{dontClear:!0,canvas:n,spinnerElementId:r.spinnerElementId,transparent:o,webgl2:!1!==r.webgl2,contextAttr:r.contextAttr||{},backgroundColor:r.backgroundColor,backgroundColorFromAmbientLight:r.backgroundColorFromAmbientLight,premultipliedAlpha:r.premultipliedAlpha}),s.canvas.on("boundary",(function(){s.glRedraw()})),s.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),s._renderer=new Xt(b(s),{transparent:o,alphaDepthMask:a}),s._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],s=0,r=t;s<r;s++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},s._sectionPlanesState.setNumCachedSectionPlanes(r.numCachedSectionPlanes||0),s._lightsState=new function(){var e=$.vec4([0,0,0,0]),t=$.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,s=null;this.getHash=function(){if(i)return i;for(var e,t=[],s=this.lights,r=0,n=s.length;r<n;r++)e=s[r],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(var t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(var i=0,r=this.lights.length;i<r;i++){var n=this.lights[i];if("ambient"===n.type){s=n;break}}if(s){var o=s.color,a=s.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},s.input=new Jt(b(s),{dontClear:!0,element:s.canvas.canvas,keyboardEventsElement:r.keyboardEventsElement}),s.metrics=new Gi(b(s),{units:r.units,scale:r.scale,origin:r.origin}),s.sao=new zi(b(s),{enabled:r.saoEnabled}),s.crossSections=new Wi(b(s),{}),s.ticksPerRender=r.ticksPerRender,s.ticksPerOcclusionTest=r.ticksPerOcclusionTest,s.passes=r.passes,s.clearEachPass=r.clearEachPass,s.gammaInput=r.gammaInput,s.gammaOutput=r.gammaOutput,s.gammaFactor=r.gammaFactor,s._entityOffsetsEnabled=!!r.entityOffsetsEnabled,s._logarithmicDepthBufferEnabled=!!r.logarithmicDepthBufferEnabled,s._dtxEnabled=!1!==r.dtxEnabled,s._pbrEnabled=!!r.pbrEnabled,s._colorTextureEnabled=!1!==r.colorTextureEnabled,s._dtxEnabled=!!r.dtxEnabled,_e._addScene(b(s)),s._initDefaults(),s._viewport=new qt(b(s),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),s._camera=new mi(b(s),{id:"default.camera",dontClear:!0}),new bi(b(s),{color:[1,1,1],intensity:.7}),new yi(b(s),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new yi(b(s),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),s._camera.on("dirty",(function(){s._renderer.imageDirty()})),s}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+le.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=$.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var s=this.types[i];s&&(delete s[t],le.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"pickSurfacePrecisionEnabled",get:function(){return!1}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&_e.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,s,r=this._passes,n=this._clearEachPass;for(i=0;i<r;i++)t.pass=i,this.fire("rendering",t,!0),s=n||0===i,this._renderer.render({pass:i,clear:s,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=$.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!le.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}},{key:"clearEachPass",get:function(){return this._clearEachPass},set:function(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}},{key:"gammaInput",get:function(){return this._renderer.gammaInput},set:function(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaOutput",get:function(){return this._renderer.gammaOutput},set:function(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaFactor",get:function(){return this._renderer.gammaFactor},set:function(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}},{key:"geometry",get:function(){return this.components["default.geometry"]||Ti(Si)}},{key:"material",get:function(){return this.components["default.material"]||new Oi(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}},{key:"xrayMaterial",get:function(){return this.components["default.xrayMaterial"]||new Qi(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}},{key:"highlightMaterial",get:function(){return this.components["default.highlightMaterial"]||new Qi(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}},{key:"selectedMaterial",get:function(){return this.components["default.selectedMaterial"]||new Qi(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}},{key:"edgeMaterial",get:function(){return this.components["default.edgeMaterial"]||new Hi(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}},{key:"pointsMaterial",get:function(){return this.components["default.pointsMaterial"]||new Xi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}},{key:"linesMaterial",get:function(){return this.components["default.linesMaterial"]||new Yi(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}},{key:"viewport",get:function(){return this._viewport}},{key:"camera",get:function(){return this._camera}},{key:"center",get:function(){if(this._aabbDirty||!this._center){this._center&&this._center||(this._center=$.vec3());var e=this.aabb;this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}},{key:"aabb",get:function(){if(this._aabbDirty){this._aabb||(this._aabb=$.AABB3());var e,t,i=$.MAX_DOUBLE,s=$.MAX_DOUBLE,r=$.MAX_DOUBLE,n=$.MIN_DOUBLE,o=$.MIN_DOUBLE,a=$.MIN_DOUBLE,l=this._collidables,u=!1;for(var A in l)if(l.hasOwnProperty(A)){if(!1===(t=l[A]).collidable)continue;(e=t.aabb)[0]<i&&(i=e[0]),e[1]<s&&(s=e[1]),e[2]<r&&(r=e[2]),e[3]>n&&(n=e[3]),e[4]>o&&(o=e[4]),e[5]>a&&(a=e[5]),u=!0}u||(i=-100,s=-100,r=-100,n=100,o=100,a=100),this._aabb[0]=i,this._aabb[1]=s,this._aabb[2]=r,this._aabb[3]=n,this._aabb[4]=o,this._aabb[5]=a,this._aabbDirty=!1}return this._aabb}},{key:"_setAABBDirty",value:function(){this._aabbDirty=!0,this.fire("boundary")}},{key:"pick",value:function(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");var i=e.includeEntities||e.include;i&&(e.includeEntityIds=Zi(this,i));var s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=Zi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e.canvasPos,e.snapRadius||30,e.snapToVertex,e.snapToEdge,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){return void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),this._renderer.snapPick(e.canvasPos,e.snapRadius||30,e.snapToVertex,e.snapToEdge)}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var e=Object.keys(this.sectionPlanes),t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}},{key:"clearBitmaps",value:function(){for(var e=Object.keys(this.bitmaps),t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}},{key:"clearLines",value:function(){for(var e=Object.keys(this.lineSets),t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}},{key:"getAABB",value:function(e){if(void 0===e)return this.aabb;if(le.isString(e)){var t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;var i,s=$.MAX_DOUBLE,r=$.MAX_DOUBLE,n=$.MAX_DOUBLE,o=$.MIN_DOUBLE,a=$.MIN_DOUBLE,l=$.MIN_DOUBLE;if(this.withObjects(e,(function(e){if(e.collidable){var t=e.aabb;t[0]<s&&(s=t[0]),t[1]<r&&(r=t[1]),t[2]<n&&(n=t[2]),t[3]>o&&(o=t[3]),t[4]>a&&(a=t[4]),t[5]>l&&(l=t[5]),i=!0}})),i){var u=$.AABB3();return u[0]=s,u[1]=r,u[2]=n,u[3]=o,u[4]=a,u[5]=l,u}return this.aabb}},{key:"setObjectsVisible",value:function(e,t){return this.withObjects(e,(function(e){var i=e.visible!==t;return e.visible=t,i}))}},{key:"setObjectsCollidable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.collidable!==t;return e.collidable=t,i}))}},{key:"setObjectsCulled",value:function(e,t){return this.withObjects(e,(function(e){var i=e.culled!==t;return e.culled=t,i}))}},{key:"setObjectsSelected",value:function(e,t){return this.withObjects(e,(function(e){var i=e.selected!==t;return e.selected=t,i}))}},{key:"setObjectsHighlighted",value:function(e,t){return this.withObjects(e,(function(e){var i=e.highlighted!==t;return e.highlighted=t,i}))}},{key:"setObjectsXRayed",value:function(e,t){return this.withObjects(e,(function(e){var i=e.xrayed!==t;return e.xrayed=t,i}))}},{key:"setObjectsEdges",value:function(e,t){return this.withObjects(e,(function(e){var i=e.edges!==t;return e.edges=t,i}))}},{key:"setObjectsColorized",value:function(e,t){return this.withObjects(e,(function(e){e.colorize=t}))}},{key:"setObjectsOpacity",value:function(e,t){return this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){le.isString(e)&&(e=[e]);for(var i=!1,s=0,r=e.length;s<r;s++){var n=e[s],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var A=a[l],c=$.globalizeObjectId(A,n);(o=this.objects[c])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,s=0,r=0,n=function(){for(var e=arguments.length,t=new Array(e),s=0;s<e;s++)t[s]=arguments[s];i=t,r++},o=this.on("tick",(function(){r>s&&(s=r,e.apply(void 0,A(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in 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t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),r.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 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modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),r.normalsBuf)for(var d=0,p=s.lights.length;d<p;d++){var f=s.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,A=i.getNumAllocatedSectionPlanes();u<A;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===s.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,s=e._state,r=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=s.billboard,l=s.background,u=s.stationary,A=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=vr(e),h=r.getNumAllocatedSectionPlanes()>0,d=fr(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}A&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}A&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var B=0,w=o.lights.length;B<w;B++)o.lights[B].castsShadow&&f.push("vShadowPosFromLight"+B+" = texUnitConverter * shadowProjMatrix"+B+" * (shadowViewMatrix"+B+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=vr(e),u=s.uvBuf,A="PhongMaterial"===o.type,c="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=fr(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<r.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),A&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+pr[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+pr[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<r.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+pr[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+pr[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+pr[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+pr[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),A&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),A&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||c)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var B=0,w=n.lights.length;B<w;B++){var x=n.lights[B];"ambient"!==x.type&&("dir"===x.type&&"view"===x.space?f.push("viewLightDir = -normalize(lightDir"+B+");"):"point"===x.type&&"view"===x.space?f.push("viewLightDir = normalize(lightPos"+B+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+B+".xyz);"),d&&x.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+B+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+B+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+B+".rgb * (lightColor"+B+".a * shadow);")):f.push("light.color =  lightColor"+B+".rgb * (lightColor"+B+".a );"),f.push("light.direction = viewLightDir;"),A&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}A?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},pr={};function fr(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,s=t.length;i<s;i++)if(t[i].castsShadow)return!0;return!1}function vr(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}pr[3e3]="linearToLinear",pr[3001]="sRGBToLinear";var gr=$.vec3(),mr=new Q({}),_r=function(e,t){this.id=mr.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new dr(t),this._allocate(t)},yr={};_r.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),s=yr[i];if(!s){if((s=new _r(i,e)).errors)return console.log(s.errors.join("\n")),null;yr[i]=s,se.memory.programs++}return s._useCount++,s},_r.prototype.put=function(){0==--this._useCount&&(mr.removeItem(this.id),this._program&&this._program.destroy(),delete yr[this._hash],se.memory.programs--)},_r.prototype.webglContextRestored=function(){this._program=null},_r.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=yt.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,n=s.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,A=s.camera,c=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):A.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,A.viewNormalMatrix),a.clippable){var d=s._sectionPlanesState.getNumAllocatedSectionPlanes(),p=s._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=s._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(c){var b=Ne(y.dist,y.dir,c,gr);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var B=l.backfaces;e.backfaces!==B&&(B?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=B);var w=l.frontface;switch(e.frontface!==w&&(w?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=w),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var x=r._baseColorMap;x&&x._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,x._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,x._state.matrix));var P=r._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=r._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=r._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=r._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=r._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=r._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var F=r._diffuseMap;F&&F._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,F._state.matrix));var E=r._specularMap;E&&E._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,E._state.matrix));var k=r._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,R=r._specularGlossinessMap;R&&R._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,R._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,R._state.matrix)),(I=r._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=r._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=r._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=r._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var L=a.colorize,U=this._lastColorize;U[0]===L[0]&&U[1]===L[1]&&U[2]===L[2]&&U[3]===L[3]||(n.uniform4fv(this._uColorize,L),U[0]=L[0],U[1]=L[1],U[2]=L[2],U[3]=L[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},_r.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=r.lights,A=0,c=u.length;A<c;A++){switch((l=u[A]).type){case"ambient":this._uLightAmbient[A]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=null,this._uLightDir[A]=a.getLocation("lightDir"+A);break;case"point":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=a.getLocation("lightPos"+A),this._uLightDir[A]=null,this._uLightAttenuation[A]=a.getLocation("lightAttenuation"+A);break;case"spot":this._uLightColor[A]=a.getLocation("lightColor"+A),this._uLightPos[A]=a.getLocation("lightPos"+A),this._uLightDir[A]=a.getLocation("lightDir"+A),this._uLightAttenuation[A]=a.getLocation("lightAttenuation"+A)}l.castsShadow&&(this._uShadowViewMatrix[A]=a.getLocation("shadowViewMatrix"+A),this._uShadowProjMatrix[A]=a.getLocation("shadowProjMatrix"+A))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(A=0,c=n.sectionPlanes.length;A<c;A++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+A),pos:a.getLocation("sectionPlanePos"+A),dir:a.getLocation("sectionPlaneDir"+A)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},_r.prototype._bindProgram=function(e){var t,i=yt.MAX_TEXTURE_UNITS,s=this._scene,r=s.canvas.gl,n=s._lightsState,o=s.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,r.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),s.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,A=n.lights.length;u<A;u++)if(t=n.lights[u],this._uLightAmbient[u])r.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&r.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(r.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&r.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&r.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&r.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&r.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var c=t.getShadowRenderBuf();c&&(a.bindTexture("shadowMap"+u,c.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&r.uniform1f(this._uGammaFactor,s.gammaFactor),this._baseTextureUnit=e.textureUnit};var br=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,s=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,A=i.lights.length;u<A;u++){var c=i.lights[u];"ambient"!==c.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===c.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===c.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===c.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));s&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Br=new Q({}),wr=$.vec3(),xr=function(e,t){this.id=Br.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new br(t),this._allocate(t)},Pr={};xr.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Pr[t];return i||(i=new xr(t,e),Pr[t]=i,se.memory.programs++),i._useCount++,i},xr.prototype.put=function(){0==--this._useCount&&(Br.removeItem(this.id),this._program&&this._program.destroy(),delete Pr[this._hash],se.memory.programs--)},xr.prototype.webglContextRestored=function(){this._program=null},xr.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var s=this._scene,r=s.camera,n=s.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):r.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){var A=s._sectionPlanesState.getNumAllocatedSectionPlanes(),c=s._sectionPlanesState.sectionPlanes.length;if(A>0)for(var h=s._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<A;p++){var f=this._uSectionPlanes[p];if(f)if(p<c){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=Ne(g.dist,g.dir,u,wr);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},xr.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new kt(r,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=s.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},xr.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,n=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Cr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));s&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Mr=new Q({}),Fr=$.vec3(),Er=function(e,t){this.id=Mr.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Cr(t),this._allocate(t)},kr={};Er.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=kr[t];return i||(i=new Er(t,e),kr[t]=i,se.memory.programs++),i._useCount++,i},Er.prototype.put=function(){0==--this._useCount&&(Mr.removeItem(this.id),this._program&&this._program.destroy(),delete kr[this._hash],se.memory.programs--)},Er.prototype.webglContextRestored=function(){this._program=null},Er.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var s,r,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,A=u._state,c=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(l.originHash,c):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(c){var y=Ne(_.dist,_.dir,c,Fr);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:s=t._xrayMaterial._state;break;case 1:s=t._highlightMaterial._state;break;case 2:s=t._selectedMaterial._state;break;default:s=t._edgeMaterial._state}if(s.id!==this._lastMaterialId){var b=s.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==s.edgeWidth&&(a.lineWidth(s.edgeWidth),e.lineWidth=s.edgeWidth),this._uEdgeColor){var B=s.edgeColor,w=s.edgeAlpha;a.uniform4f(this._uEdgeColor,B[0],B[1],B[2],w)}this._lastMaterialId=s.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),A.primitive===a.TRIANGLES?r=u._getEdgeIndices():A.primitive===a.LINES&&(r=A.indicesBuf),r&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),r.bind(),e.bindArray++,this._lastGeometryId=A.id),a.drawElements(a.LINES,r.numItems,r.itemType,0),e.drawElements++)},Er.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=s.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+n),pos:r.getLocation("sectionPlanePos"+n),dir:r.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Er.prototype._bindProgram=function(e){var t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};var Ir=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(t)}));var Dr=$.vec3(),Sr=function(e,t){this._hash=e,this._shaderSource=new Ir(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Tr={};Sr.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Tr[t];if(!i){if((i=new Sr(t,e)).errors)return console.log(i.errors.join("\n")),null;Tr[t]=i,se.memory.programs++}return i._useCount++,i},Sr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Tr[this._hash],se.memory.programs--)},Sr.prototype.webglContextRestored=function(){this._program=null},Sr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var A=i._sectionPlanesState.sectionPlanes,c=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=c.sectionPlanesActivePerLayer[h];if(s.uniform1i(d.active,p?1:0),p){var f=A[h];if(a){var v=Ne(f.dist,f.dir,a,Dr);s.uniform3fv(d.pos,v)}else s.uniform3fv(d.pos,f.pos);s.uniform3fv(d.dir,f.dir)}}else s.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=m),this._lastMaterialId=n.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,B=_>>8&255,w=255&_;s.uniform4f(this._uPickColor,w/255,B/255,b/255,y/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(s.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&s.drawArrays(s.TRIANGLES,0,o.positions.numItems)},Sr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Sr.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,r)}this._lastMaterialId=null,this._lastGeometryId=null};var Rr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(t)}));var Lr=$.vec3(),Ur=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Rr(t),this._allocate(t)},Or={};Ur.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Or[t];if(!i){if((i=new Ur(t,e)).errors)return console.log(i.errors.join("\n")),null;Or[t]=i,se.memory.programs++}return i._useCount++,i},Ur.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Or[this._hash],se.memory.programs--)},Ur.prototype.webglContextRestored=function(){this._program=null},Ur.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,A=n.frontface,c=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,p)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(s.uniform1i(y.active,b?1:0),b){var B=g[_];if(l){var w=Ne(B.dist,B.dir,l,Lr);s.uniform3fv(y.pos,w)}else s.uniform3fv(y.pos,B.pos);s.uniform3fv(y.dir,B.dir)}}else s.uniform1i(y.active,0)}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=u),e.frontface!==A&&(A?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=A),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(h),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,h.numItems/3)},Ur.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}};var Nr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),s&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===r&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),s&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(t)}));var Qr=$.vec3(),Vr=function(e,t){this._hash=e,this._shaderSource=new Nr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Hr={};Vr.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=Hr[t];if(!i){if((i=new Vr(t,e)).errors)return console.log(i.errors.join("\n")),null;Hr[t]=i,se.memory.programs++}return i._useCount++,i},Vr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Hr[this._hash],se.memory.programs--)},Vr.prototype.webglContextRestored=function(){this._program=null},Vr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,s=i.canvas.gl,r=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(r.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var l=r.backfaces;e.backfaces!==l&&(l?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=l);var u=r.frontface;e.frontface!==u&&(u?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=u),this._lastMaterialId=r.id}var A=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):A.viewMatrix),n.clippable){var c=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(c>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<c;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(s.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=Ne(m.dist,m.dir,a,Qr);s.uniform3fv(v.pos,_)}else s.uniform3fv(v.pos,m.pos);s.uniform3fv(v.dir,m.dir)}}else s.uniform1i(v.active,0)}}s.uniformMatrix4fv(this._uProjMatrix,!1,A._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(s.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&s.drawArrays(s.TRIANGLES,0,o.positions.numItems)}},Vr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Vr.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,r)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var jr=C((function e(t){x(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(t)}));var Gr=function(e,t){this._hash=e,this._shaderSource=new jr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},zr={};Gr.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),s=zr[i];if(!s){if((s=new Gr(i,e)).errors)return console.log(s.errors.join("\n")),null;zr[i]=s,se.memory.programs++}return s._useCount++,s},Gr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete zr[this._hash],se.memory.programs--)},Gr.prototype.webglContextRestored=function(){this._program=null},Gr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var n=s.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=s.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},Gr.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new kt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var r=0,n=t._sectionPlanesState.sectionPlanes.length;r<n;r++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+r),pos:s.getLocation("sectionPlanePos"+r),dir:s.getLocation("sectionPlaneDir"+r)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Gr.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0)for(var r,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(r=this._uSectionPlanes[a]).active,o=s.sectionPlanes[a],n&&i.uniform1i(n,o.active),r.pos&&i.uniform3fv(r.pos,o.pos),r.dir&&i.uniform3fv(r.dir,o.dir)};var Wr=function(){function e(){x(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),Kr=$.OBB3(),Xr=$.vec4(),Jr=$.vec4(),Yr=$.vec4(),Zr=$.vec3([1,0,0]),qr=$.vec3([0,1,0]),$r=$.vec3([0,0,1]),en=$.vec3(3),tn=$.vec3(3),sn=$.identityMat4(),rn=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r)).originalSystemId=r.originalSystemId||s.id,s.renderFlags=new Wr,s._state=new Zt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==r.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!r.stationary,background:!!r.background,billboard:s._checkBillboard(r.billboard),layer:null,colorize:null,pickID:s.scene._renderer.getPickID(b(s)),drawHash:"",pickHash:"",offset:$.vec3(),origin:null,originHash:null}),s._drawRenderer=null,s._shadowRenderer=null,s._emphasisFillRenderer=null,s._emphasisEdgesRenderer=null,s._pickMeshRenderer=null,s._pickTriangleRenderer=null,s._occlusionRenderer=null,s._geometry=r.geometry?s._checkComponent2(["ReadableGeometry","VBOGeometry"],r.geometry):s.scene.geometry,s._material=r.material?s._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],r.material):s.scene.material,s._xrayMaterial=r.xrayMaterial?s._checkComponent("EmphasisMaterial",r.xrayMaterial):s.scene.xrayMaterial,s._highlightMaterial=r.highlightMaterial?s._checkComponent("EmphasisMaterial",r.highlightMaterial):s.scene.highlightMaterial,s._selectedMaterial=r.selectedMaterial?s._checkComponent("EmphasisMaterial",r.selectedMaterial):s.scene.selectedMaterial,s._edgeMaterial=r.edgeMaterial?s._checkComponent("EdgeMaterial",r.edgeMaterial):s.scene.edgeMaterial,s._parentNode=null,s._aabb=null,s._aabbDirty=!0,s._numTriangles=s._geometry?s._geometry.numTriangles:0,s.scene._aabbDirty=!0,s._scale=$.vec3(),s._quaternion=$.identityQuaternion(),s._rotation=$.vec3(),s._position=$.vec3(),s._worldMatrix=$.identityMat4(),s._worldNormalMatrix=$.identityMat4(),s._localMatrixDirty=!0,s._worldMatrixDirty=!0,s._worldNormalMatrixDirty=!0;var n=r.origin||r.rtcCenter;if(n&&(s._state.origin=$.vec3(n),s._state.originHash=n.join()),r.matrix?s.matrix=r.matrix:(s.scale=r.scale,s.position=r.position,r.quaternion||(s.rotation=r.rotation)),s._isObject=r.isObject,s._isObject&&s.scene._registerObject(b(s)),s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.layer=r.layer,s.colorize=r.colorize,s.opacity=r.opacity,s.offset=r.offset,r.parentId){var o=s.scene.components[r.parentId];o?o.isNode?o.addChild(b(s)):s.error("Parent is not a Node: '"+r.parentId+"'"):s.error("Parent not found: '"+r.parentId+"'"),s._parentNode=o}else r.parent&&(r.parent.isNode||s.error("Parent is not a Node"),r.parent.addChild(b(s)),s._parentNode=r.parent);return s.compile(),s}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=$.identityMat4()),this.__localMatrix.set(e||sn),$.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=$.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=_r.get(this),this._emphasisFillRenderer=xr.get(this),this._emphasisEdgesRenderer=Er.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Sr.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=Vr.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)$.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=$.mat4()),$.transposeMat4(this._worldMatrix,this._worldNormalMatrix),$.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=$.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){$.transformOBB3(e,this._geometry.obb,Kr),$.OBB3ToAABB3(Kr,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var s=this._state.origin;t[0]+=s[0],t[1]+=s[1],t[2]+=s[2],t[3]+=s[0],t[4]+=s[1],t[5]+=s[2]}}},{key:"rotate",value:function(e,t){return Xr[0]=e[0],Xr[1]=e[1],Xr[2]=e[2],Xr[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Xr,Jr),$.mulQuaternions(this.quaternion,Jr,Yr),this.quaternion=Yr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Xr[0]=e[0],Xr[1]=e[1],Xr[2]=e[2],Xr[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Xr,Jr),$.mulQuaternions(Jr,this.quaternion,Jr),this}},{key:"rotateX",value:function(e){return this.rotate(Zr,e)}},{key:"rotateY",value:function(e){return this.rotate(qr,e)}},{key:"rotateZ",value:function(e){return this.rotate($r,e)}},{key:"translate",value:function(e,t){return $.vec3ApplyQuaternion(this.quaternion,e,en),$.mulVec3Scalar(en,t,tn),$.addVec3(this.position,tn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(Zr,e)}},{key:"translateY",value:function(e){return this.translate(qr,e)}},{key:"translateZ",value:function(e){return this.translate($r,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var s=this._selectedMaterial._state;s.fill&&(s.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var r=this._highlightMaterial._state;r.fill&&(r.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var s=e[i],r=this.renderFlags;if(s.active)if(this._state.origin){var n=$.planeAABB3Intersect(s.dir,s.dist,this.aabb);if(-1===n)return!1;var o=0===n;r.sectionPlanesActivePerLayer[i]=o}else r.sectionPlanesActivePerLayer[i]=!0;else r.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=_r.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=_r.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xr.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Er.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Vr.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=Gr.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Sr.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Ur.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i){nn(this,e,t,i)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),nn=function(){var e=$.vec3(),t=$.vec3(),i=$.vec3(),s=$.vec3(),r=$.vec3(),n=$.vec3(),o=$.vec4(),a=$.vec3(),l=$.vec3(),u=$.vec3(),A=$.vec3(),c=$.vec3(),h=$.vec3(),d=$.vec3(),p=$.vec3(),f=$.vec3(),v=$.vec4(),g=$.vec4(),m=$.vec4(),_=$.vec3(),y=$.vec3(),b=$.vec3(),B=$.vec3(),w=$.vec3(),x=$.vec3(),P=$.vec3(),C=$.vec3(),M=$.vec3(),F=$.vec3(),E=$.vec3();return function(k,I,D,S){var T=S.primIndex;if(null!=T&&T>-1){var R=k.geometry._state,L=k.scene,U=L.camera,O=L.canvas;if("triangles"===R.primitiveName){S.primitive="triangle";var N,Q,V,H=T,j=R.indices,G=R.positions;if(j){var z=j[H+0],W=j[H+1],K=j[H+2];n[0]=z,n[1]=W,n[2]=K,S.indices=n,N=3*z,Q=3*W,V=3*K}else V=(Q=(N=3*H)+3)+3;if(i[0]=G[N+0],i[1]=G[N+1],i[2]=G[N+2],s[0]=G[Q+0],s[1]=G[Q+1],s[2]=G[Q+2],r[0]=G[V+0],r[1]=G[V+1],r[2]=G[V+2],R.compressGeometry){var 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ee=$.addVec3($.addVec3($.mulVec3Scalar(A,u[0],_),$.mulVec3Scalar(c,u[1],y),b),$.mulVec3Scalar(h,u[2],B),w);S.worldNormal=$.normalizeVec3($.transformVec3(k.worldNormalMatrix,ee,x))}var te=R.uv;if(te){if(d[0]=te[2*z],d[1]=te[2*z+1],p[0]=te[2*W],p[1]=te[2*W+1],f[0]=te[2*K],f[1]=te[2*K+1],R.compressGeometry){var ie=R.uvDecodeMatrix;ie&&(ki.decompressUV(d,ie,d),ki.decompressUV(p,ie,p),ki.decompressUV(f,ie,f))}S.uv=$.addVec3($.addVec3($.mulVec2Scalar(d,u[0],P),$.mulVec2Scalar(p,u[1],C),M),$.mulVec2Scalar(f,u[2],F),E)}}}}}();function on(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);var r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var o,a,l,u,A,c,h,d,p,f,v,g=!!e.openEnded,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,B=s/2,w=s/n,x=2*Math.PI/r,P=1/r,C=(t-i)/n,M=[],F=[],E=[],k=[],I=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(o=0;o<=n;o++)for(A=t-o*C,c=B-o*w,a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),F.push(A*l),F.push(I),F.push(A*u),E.push(a*P),E.push(1*o/n),M.push(A*l+_),M.push(c+y),M.push(A*u+b);for(o=0;o<n;o++)for(a=0;a<=r;a++)d=(h=o*(r+1)+a)+r,k.push(h),k.push(d),k.push(d+1),k.push(h),k.push(d+1),k.push(h+1);if(!g&&t>0){for(p=M.length/3,F.push(0),F.push(1),F.push(0),E.push(.5),E.push(.5),M.push(0+_),M.push(B+y),M.push(0+b),a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),f=.5*Math.sin(a*x)+.5,v=.5*Math.cos(a*x)+.5,F.push(t*l),F.push(1),F.push(t*u),E.push(f),E.push(v),M.push(t*l+_),M.push(B+y),M.push(t*u+b);for(a=0;a<r;a++)m=p,h=p+1+a,k.push(h),k.push(h+1),k.push(m)}if(!g&&i>0){for(p=M.length/3,F.push(0),F.push(-1),F.push(0),E.push(.5),E.push(.5),M.push(0+_),M.push(0-B+y),M.push(0+b),a=0;a<=r;a++)l=Math.sin(a*x),u=Math.cos(a*x),f=.5*Math.sin(a*x)+.5,v=.5*Math.cos(a*x)+.5,F.push(i*l),F.push(-1),F.push(i*u),E.push(f),E.push(v),M.push(i*l+_),M.push(0-B+y),M.push(i*u+b);for(a=0;a<r;a++)m=p,h=p+1+a,k.push(m),k.push(h+1),k.push(h)}return 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Si(o,un({text:"X",size:1.5})),material:c,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[7,0,0],billboard:"spherical"}),new rn(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,5,0]}),new rn(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,2,0]}),new rn(o,{geometry:new Si(o,un({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,7,0],billboard:"spherical"}),new rn(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,5],rotation:[90,0,0]}),new rn(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,2],rotation:[90,0,0]}),new rn(o,{geometry:new Si(o,un({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==s.visible,position:[0,0,7],billboard:"spherical"})],r}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(B(i.prototype),"destroy",this).call(this)}}]),i}();$.vec3();var cn=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({active:!0,pos:$.vec3(),dir:$.vec3(),dist:0}),s.active=r.active,s.pos=r.pos,s.dir=r.dir,s.scene._sectionPlaneCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){var e=this._state.dir;e[0]*=-1,e[1]*=-1,e[2]*=-1,this._state.dist=-$.dotVec3(this._state.pos,this._state.dir),this.fire("dir",this._state.dir),this.glRedraw()}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),hn=$.vec4(4),dn=$.vec4(),pn=$.vec4(),fn=$.vec3([1,0,0]),vn=$.vec3([0,1,0]),gn=$.vec3([0,0,1]),mn=$.vec3(3),_n=$.vec3(3),yn=$.identityMat4(),bn=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e,r))._parentNode=null,s._children=[],s._aabb=null,s._aabbDirty=!0,s.scene._aabbDirty=!0,s._numTriangles=0,s._scale=$.vec3(),s._quaternion=$.identityQuaternion(),s._rotation=$.vec3(),s._position=$.vec3(),s._offset=$.vec3(),s._localMatrix=$.identityMat4(),s._worldMatrix=$.identityMat4(),s._localMatrixDirty=!0,s._worldMatrixDirty=!0,r.matrix?s.matrix=r.matrix:(s.scale=r.scale,s.position=r.position,r.quaternion||(s.rotation=r.rotation)),s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s._isObject=r.isObject,s._isObject&&s.scene._registerObject(b(s)),s.origin=r.origin,s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.colorize=r.colorize,s.opacity=r.opacity,s.offset=r.offset,r.children)for(var n=r.children,o=0,a=n.length;o<a;o++)s.addChild(n[o],r.inheritStates);if(r.parentId){var l=s.scene.components[r.parentId];l?l.isNode?l.addChild(b(s)):s.error("Parent is not a Node: '"+r.parentId+"'"):s.error("Parent not found: '"+r.parentId+"'")}else r.parent&&(r.parent.isNode||s.error("Parent is not a Node"),r.parent.addChild(b(s)));return s}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=$.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,s=this._children.length;i<s;i++)this._children[i].colorize=t;if(this._isObject){var r=!!e;this.scene._objectColorizeUpdated(this,r)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,s=this._children.length;i<s;i++)this._children[i].opacity=e;if(this._isObject){var r=null!=e;this.scene._objectOpacityUpdated(this,r)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)$.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=$.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;$.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&$.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(le.isNumeric(e)||le.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+le.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(le.isNumeric(e)||le.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+le.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=$.identityMat4()),this._localMatrix.set(e||yn),$.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return hn[0]=e[0],hn[1]=e[1],hn[2]=e[2],hn[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(hn,dn),$.mulQuaternions(this.quaternion,dn,pn),this.quaternion=pn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return hn[0]=e[0],hn[1]=e[1],hn[2]=e[2],hn[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(hn,dn),$.mulQuaternions(dn,this.quaternion,dn),this}},{key:"rotateX",value:function(e){return this.rotate(fn,e)}},{key:"rotateY",value:function(e){return this.rotate(vn,e)}},{key:"rotateZ",value:function(e){return this.rotate(gn,e)}},{key:"translate",value:function(e,t){return $.vec3ApplyQuaternion(this.quaternion,e,mn),$.mulVec3Scalar(mn,t,_n),$.addVec3(this.position,_n,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(fn,e)}},{key:"translateY",value:function(e){return this.translate(vn,e)}},{key:"translateZ",value:function(e){return this.translate(gn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(B(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,s=e.length;t<s;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),Bn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"LambertMaterial",ambient:$.vec3([1,1,1]),color:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),s.ambient=r.ambient,s.color=r.color,s.emissive=r.emissive,s.alpha=r.alpha,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s.backfaces=r.backfaces,s.frontface=r.frontface,s}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),wn={opaque:0,mask:1,blend:2},xn=["opaque","mask","blend"],Pn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"MetallicMaterial",baseColor:$.vec4([1,1,1]),emissive:$.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.baseColor=r.baseColor,s.metallic=r.metallic,s.roughness=r.roughness,s.specularF0=r.specularF0,s.emissive=r.emissive,s.alpha=r.alpha,r.baseColorMap&&(s._baseColorMap=s._checkComponent("Texture",r.baseColorMap)),r.metallicMap&&(s._metallicMap=s._checkComponent("Texture",r.metallicMap)),r.roughnessMap&&(s._roughnessMap=s._checkComponent("Texture",r.roughnessMap)),r.metallicRoughnessMap&&(s._metallicRoughnessMap=s._checkComponent("Texture",r.metallicRoughnessMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return xn[this._state.alphaMode]},set:function(e){var t=wn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Cn={opaque:0,mask:1,blend:2},Mn=["opaque","mask","blend"],Fn=function(e){g(i,Ri);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({type:"SpecularMaterial",diffuse:$.vec3([1,1,1]),emissive:$.vec3([0,0,0]),specular:$.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),s.diffuse=r.diffuse,s.specular=r.specular,s.glossiness=r.glossiness,s.specularF0=r.specularF0,s.emissive=r.emissive,s.alpha=r.alpha,r.diffuseMap&&(s._diffuseMap=s._checkComponent("Texture",r.diffuseMap)),r.emissiveMap&&(s._emissiveMap=s._checkComponent("Texture",r.emissiveMap)),r.specularMap&&(s._specularMap=s._checkComponent("Texture",r.specularMap)),r.glossinessMap&&(s._glossinessMap=s._checkComponent("Texture",r.glossinessMap)),r.specularGlossinessMap&&(s._specularGlossinessMap=s._checkComponent("Texture",r.specularGlossinessMap)),r.occlusionMap&&(s._occlusionMap=s._checkComponent("Texture",r.occlusionMap)),r.alphaMap&&(s._alphaMap=s._checkComponent("Texture",r.alphaMap)),r.normalMap&&(s._normalMap=s._checkComponent("Texture",r.normalMap)),s.alphaMode=r.alphaMode,s.alphaCutoff=r.alphaCutoff,s.backfaces=r.backfaces,s.frontface=r.frontface,s.lineWidth=r.lineWidth,s.pointSize=r.pointSize,s._makeHash(),s}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Mn[this._state.alphaMode]},set:function(e){var t=Cn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function En(e,t){var i,s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===s){var n=Kt(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===r)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=Kt(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===r)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){var o=Kt(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===r)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){var a=Kt(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){var l=Kt(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===r)return 3001===s?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===s?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){var u=Kt(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===s?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){var A=Kt(e,"EXT_texture_compression_bptc");if(null===A)return null;if(36492===r)return 3001===s?A.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:A.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}var kn=new Uint8Array([0,0,0,1]),In=function(){function e(t){var i=t.gl,s=t.target,r=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,A=t.preloadColor,c=t.premultiplyAlpha,h=t.flipY;x(this,e),this.gl=i,this.target=s||i.TEXTURE_2D,this.format=r||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!c,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),A&&this.setPreloadColor(A),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(kn[0]=Math.floor(255*e[0]),kn[1]=Math.floor(255*e[1]),kn[2]=Math.floor(255*e[2]),kn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(kn[0]=0,kn[1]=0,kn[2]=0,kn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],s=0,r=i.length;s<r;s++)t.texImage2D(i[s],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,kn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,kn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var s=!1;i.bindTexture(this.target,this.texture);var r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=En(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);var u=En(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var A=En(i,this.wrapS);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,A);var c=En(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);var h=En(i,this.format,this.encoding),d=En(i,this.type),p=Dn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(le.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,s=void 0===i?{}:i,r=this.gl,n=t.length;void 0!==s.format&&(this.format=s.format),void 0!==s.internalFormat&&(this.internalFormat=s.internalFormat),void 0!==s.encoding&&(this.encoding=s.encoding),void 0!==s.type&&(this.type=s.type),void 0!==s.flipY&&(this.flipY=s.flipY),void 0!==s.premultiplyAlpha&&(this.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(this.unpackAlignment=s.unpackAlignment),void 0!==s.minFilter&&(this.minFilter=s.minFilter),void 0!==s.magFilter&&(this.magFilter=s.magFilter),void 0!==s.wrapS&&(this.wrapS=s.wrapS),void 0!==s.wrapT&&(this.wrapT=s.wrapT),void 0!==s.wrapR&&(this.wrapR=s.wrapR),r.activeTexture(r.TEXTURE0+0),r.bindTexture(this.target,this.texture);var o=t.length>1;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,this.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,this.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,r.NONE);var a=En(r,this.wrapS);a&&r.texParameteri(this.target,r.TEXTURE_WRAP_S,a);var l=En(r,this.wrapT);if(l&&r.texParameteri(this.target,r.TEXTURE_WRAP_T,l),this.type===r.TEXTURE_3D||this.type===r.TEXTURE_2D_ARRAY){var u=En(r,this.wrapR);u&&r.texParameteri(this.target,r.TEXTURE_WRAP_R,u),r.texParameteri(this.type,r.TEXTURE_WRAP_R,u)}o?(r.texParameteri(this.target,r.TEXTURE_MIN_FILTER,Sn(r,this.minFilter)),r.texParameteri(this.target,r.TEXTURE_MAG_FILTER,Sn(r,this.magFilter))):(r.texParameteri(this.target,r.TEXTURE_MIN_FILTER,En(r,this.minFilter)),r.texParameteri(this.target,r.TEXTURE_MAG_FILTER,En(r,this.magFilter)));var A=En(r,this.format,this.encoding),c=En(r,this.type),h=Dn(r,this.internalFormat,A,c,this.encoding,!1);r.texStorage2D(r.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==A?r.compressedTexSubImage2D(r.TEXTURE_2D,d,0,0,f.width,f.height,A,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):r.texSubImage2D(r.TEXTURE_2D,d,0,0,f.width,f.height,A,c,f.data)}r.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=En(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var s=En(t,e.magFilter);s&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,s))}if(void 0!==e.wrapS){var r=En(t,e.wrapS);r&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,r))}if(void 0!==e.wrapT){var n=En(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function Dn(e,t,i,s,r){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(s===e.FLOAT&&(o=e.R32F),s===e.HALF_FLOAT&&(o=e.R16F),s===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(s===e.FLOAT&&(o=e.RG32F),s===e.HALF_FLOAT&&(o=e.RG16F),s===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(o=e.RGBA32F),s===e.HALF_FLOAT&&(o=e.RGBA16F),s===e.UNSIGNED_BYTE&&(o=3001===r&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||Kt(e,"EXT_color_buffer_float"),o}function Sn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Tn(e){if(!Rn(e.width)||!Rn(e.height)){var t=document.createElement("canvas");t.width=Ln(e.width),t.height=Ln(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Rn(e){return 0==(e&e-1)}function Ln(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Un=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({texture:new In({gl:s.scene.canvas.gl}),matrix:$.identityMat4(),hasMatrix:r.translate&&(0!==r.translate[0]||0!==r.translate[1])||!!r.rotate||r.scale&&(0!==r.scale[0]||0!==r.scale[1]),minFilter:s._checkMinFilter(r.minFilter),magFilter:s._checkMagFilter(r.magFilter),wrapS:s._checkWrapS(r.wrapS),wrapT:s._checkWrapT(r.wrapT),flipY:s._checkFlipY(r.flipY),encoding:s._checkEncoding(r.encoding)}),s._src=null,s._image=null,s._translate=$.vec2([0,0]),s._scale=$.vec2([1,1]),s._rotate=$.vec2([0,0]),s._matrixDirty=!1,s.translate=r.translate,s.scale=r.scale,s.rotate=r.rotate,r.src?s.src=r.src:r.image&&(s.image=r.image),se.memory.textures++,s}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new In({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=$.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=$.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?$.mulMat4(e,t):t),0!==this._rotate&&(t=$.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?$.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Tn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Tn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),se.memory.textures--}}]),i}(),On=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._state=new Zt({edgeColor:$.vec3([0,0,0]),centerColor:$.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),s.edgeColor=r.edgeColor,s.centerColor=r.centerColor,s.edgeBias=r.edgeBias,s.centerBias=r.centerBias,s.power=r.power,s}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Nn=se.memory,Qn=$.AABB3(),Vn=function(e){g(i,Bi);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r))._state=new Zt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),s._numTriangles=0,s._edgeThreshold=r.edgeThreshold||10,s._aabb=null,s._obb=$.OBB3();var n,o=s._state,a=s.scene.canvas.gl;switch(r.primitive=r.primitive||"triangles",r.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=r.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=r.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=r.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=r.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=r.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=r.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=r.primitive;break;default:s.error("Unsupported value for 'primitive': '"+r.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=r.primitive}if(!r.positions)return s.error("Config expected: positions"),y(s);if(!r.indices)return s.error("Config expected: indices"),y(s);var l=r.positionsDecodeMatrix;if(l);else{var u=ki.getPositionsBounds(r.positions),A=ki.compressPositions(r.positions,u.min,u.max);n=A.quantized,o.positionsDecodeMatrix=A.decodeMatrix,o.positionsBuf=new It(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),Nn.positions+=o.positionsBuf.numItems,$.positions3ToAABB3(r.positions,s._aabb),$.positions3ToAABB3(n,Qn,o.positionsDecodeMatrix),$.AABB3ToOBB3(Qn,s._obb)}if(r.colors){var c=r.colors.constructor===Float32Array?r.colors:new Float32Array(r.colors);o.colorsBuf=new It(a,a.ARRAY_BUFFER,c,c.length,4,a.STATIC_DRAW),Nn.colors+=o.colorsBuf.numItems}if(r.uv){var h=ki.getUVBounds(r.uv),d=ki.compressUVs(r.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new It(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),Nn.uvs+=o.uvBuf.numItems}if(r.normals){var f=ki.compressNormals(r.normals),v=o.compressGeometry;o.normalsBuf=new It(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),Nn.normals+=o.normalsBuf.numItems}var g=r.indices.constructor===Uint32Array||r.indices.constructor===Uint16Array?r.indices:new Uint32Array(r.indices);o.indicesBuf=new It(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),Nn.indices+=o.indicesBuf.numItems;var m=wi(n,g,o.positionsDecodeMatrix,s._edgeThreshold);return s._edgeIndicesBuf=new It(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===s._state.primitiveName&&(s._numTriangles=r.indices.length/3),s._buildHash(),Nn.meshes++,s}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),Nn.meshes--}}]),i}(),Hn={};function jn(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,le.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var n=Hn.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;r.processes--,i(le.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function Gn(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,le.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var n=Hn.parse.fromOBJ(e),o=Hn.edit.unwrap(n.i_verts,n.c_verts,3),a=Hn.edit.unwrap(n.i_norms,n.c_norms,3),l=Hn.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),A=0;A<n.i_verts.length;A++)u[A]=A;r.processes--,i(le.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function zn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);var r=e.center,n=r?r[0]:0,o=r?r[1]:0,a=r?r[2]:0,l=-t+n,u=-i+o,A=-s+a,c=t+n,h=i+o,d=s+a;return le.apply(e,{primitive:"lines",positions:[l,u,A,l,u,d,l,h,A,l,h,d,c,u,A,c,u,d,c,h,A,c,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function Wn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return zn({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function Kn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var s=(t=t||10)/(i=i||10),r=t/2,n=[],o=[],a=0,l=0,u=-r;l<=i;l++,u+=s)n.push(-r),n.push(0),n.push(u),n.push(r),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-r),n.push(u),n.push(0),n.push(r),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return le.apply(e,{primitive:"lines",positions:n,indices:o})}function Xn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var n,o,a,l,u,A,c,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(s)||1,_=Math.floor(r)||1,y=m+1,b=_+1,B=t/m,w=i/_,x=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,F=0;for(n=0;n<b;n++){var E=n*w-g;for(o=0;o<y;o++)a=o*B-v,x[M]=a+d,x[M+1]=p,x[M+2]=-E+f,P[M+2]=-1,C[F]=o/m,C[F+1]=(_-n)/_,M+=3,F+=2}M=0;var k=new(x.length/3>65535?Uint32Array:Uint16Array)(m*_*6);for(n=0;n<_;n++)for(o=0;o<m;o++)l=o+y*n,u=o+y*(n+1),A=o+1+y*(n+1),c=o+1+y*n,k[M]=c,k[M+1]=u,k[M+2]=l,k[M+3]=c,k[M+4]=A,k[M+5]=u,M+=6;return le.apply(e,{positions:x,normals:P,uv:C,indices:k})}function Jn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;var i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);var r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);var n=e.arc||2*Math.PI;n<0&&(console.warn("negative arc not allowed - will invert"),n*=-1),n>360&&(n=360);var 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i=Hn.bin.ril(e,2),s=6;s<i;){var r=Hn.bin.rsl(e,s),n=Hn.bin.ril(e,s+2);15677==r&&(t.edit=Hn.parse.from3DS._edit3ds(e,s,n)),45056==r&&(t.keyf=Hn.parse.from3DS._keyf3ds(e,s,n)),s+=n}return t},Hn.parse.from3DS._edit3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16384==n&&(null==s.objects&&(s.objects=[]),s.objects.push(Hn.parse.from3DS._edit_object(e,r,o))),r+=o}return s},Hn.parse.from3DS._keyf3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);45058==n&&(null==s.desc&&(s.desc=[]),s.desc.push(Hn.parse.from3DS._keyf_objdes(e,r,o))),r+=o}return s},Hn.parse.from3DS._keyf_objdes=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);45072==n&&(s.hierarchy=Hn.parse.from3DS._keyf_objhierarch(e,r,o)),45073==n&&(s.dummy_name=Hn.bin.rASCII0(e,r+6)),r+=o}return s},Hn.parse.from3DS._keyf_objhierarch=function(e,t,i){var s={},r=t+6;return s.name=Hn.bin.rASCII0(e,r),r+=s.name.length+1,s.hierarchy=Hn.bin.rsl(e,r+4),s},Hn.parse.from3DS._edit_object=function(e,t,i){var s={},r=t+6;for(s.name=Hn.bin.rASCII0(e,r),r+=s.name.length+1;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16640==n&&(s.mesh=Hn.parse.from3DS._obj_trimesh(e,r,o)),r+=o}return s},Hn.parse.from3DS._obj_trimesh=function(e,t,i){for(var s={},r=t+6;r<t+i;){var n=Hn.bin.rsl(e,r),o=Hn.bin.ril(e,r+2);16656==n&&(s.vertices=Hn.parse.from3DS._tri_vertexl(e,r,o)),16672==n&&(s.indices=Hn.parse.from3DS._tri_facel1(e,r,o)),16704==n&&(s.uvt=Hn.parse.from3DS._tri_mappingcoors(e,r,o)),16736==n&&(s.local=Hn.parse.from3DS._tri_local(e,r,o)),r+=o}return s},Hn.parse.from3DS._tri_vertexl=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rf(e,r)),s.push(Hn.bin.rf(e,r+4)),s.push(Hn.bin.rf(e,r+8)),r+=12;return s},Hn.parse.from3DS._tri_facel1=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rsl(e,r)),s.push(Hn.bin.rsl(e,r+2)),s.push(Hn.bin.rsl(e,r+4)),r+=8;return s},Hn.parse.from3DS._tri_mappingcoors=function(e,t,i){var s=[],r=t+6,n=Hn.bin.rsl(e,r);r+=2;for(var o=0;o<n;o++)s.push(Hn.bin.rf(e,r)),s.push(1-Hn.bin.rf(e,r+4)),r+=8;return s},Hn.parse.from3DS._tri_local=function(e,t,i){var s={},r=t+6;return s.X=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.Y=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.Z=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s.C=[Hn.bin.rf(e,r),Hn.bin.rf(e,r+4),Hn.bin.rf(e,r+8)],r+=12,s},Hn.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=Hn.bin.ril(e,0),i.verS=Hn.bin.ril(e,4),i.texS=Hn.bin.ril(e,8),i.indS=Hn.bin.ril(e,12),i.verO=Hn.bin.ril(e,16),i.verL=Hn.bin.ril(e,20),i.texO=Hn.bin.ril(e,24),i.texL=Hn.bin.ril(e,28),i.indO=Hn.bin.ril(e,32),i.indL=Hn.bin.ril(e,36),0!=i.verO&&(t.vertices=Hn.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Hn.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Hn.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Hn.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var n=new Uint8Array(r);Hn.bin.wil(n,0,1769365870),Hn.bin.wil(n,4,32),Hn.bin.wil(n,8,32),Hn.bin.wil(n,12,s);var o=40;return e.vertices&&(Hn.bin.wil(n,16,o),Hn.bin.wil(n,20,4*e.vertices.length),Hn.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(Hn.bin.wil(n,24,o),Hn.bin.wil(n,28,4*e.uvt.length),Hn.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(Hn.bin.wil(n,32,o),Hn.bin.wil(n,36,4*e.indices.length),Hn.parse.fromBIV._writeInts(n,o,e.indices,s)),n.buffer},Hn.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Hn.bin.rf(e,t+4*r));return s},Hn.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Hn.bin.wf(e,t+4*s,i[s])},Hn.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],n=0;n<i/4;n++)16==s&&r.push(Hn.bin.rsl(e,t+2*n)),32==s&&r.push(Hn.bin.ril(e,t+4*n));return r},Hn.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Hn.bin.wsl(e,t+2*r,i[r]),32==s&&Hn.bin.wil(e,t+4*r,i[r])},Hn.gen={},Hn.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,A=a*(2/t)-1;r.verts.push(u,A,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return r},Hn.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Hn.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,n=0;n<r;n++)for(var o=0;o<s;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),A=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(u,A,c),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(s*n+o,s*n+o+1,s*(n+1)+o,s*n+o+1,s*(n+1)+o,s*(n+1)+o+1)}return i},Hn.mat={},Hn.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Hn.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Hn.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Hn.mat.rotate(e*s,t*s,i*s)},Hn.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,n=t,o=i,a=Math.cos(r),l=Math.cos(n),u=Math.cos(o),A=Math.sin(r),c=Math.sin(n),h=Math.sin(o);return s[0]=l*u,s[1]=-l*h,s[2]=c,s[4]=a*h+A*c*u,s[5]=a*u-A*c*h,s[6]=-A*l,s[8]=A*h-a*c*u,s[9]=A*u+a*c*h,s[10]=a*l,s},Hn.edit={},Hn.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Hn.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],n=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*n+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*n+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*n+t[14]}},Hn.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var n=0;n<i;n++)s[r*i+n]=t[e[r]*i+n];return s},Hn.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<s;o++)r[t[n]*s+o]=i[e[n]*s+o];return r},Hn.utils={},Hn.utils.getAABB=function(e){var t,i,s,r,n,o;r=n=o=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],A=e[a+2];l<t&&(t=l),l>r&&(r=l),u<i&&(i=u),u>n&&(n=u),A<s&&(s=A),u>o&&(o=A)}return{min:{x:t,y:i,z:s},max:{x:r,y:n,z:o}}};var qn=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._type=r.type||(r.src?r.src.split(".").pop():null)||"jpg",s._pos=$.vec3(r.pos||[0,0,0]),s._up=$.vec3(r.up||[0,1,0]),s._normal=$.vec3(r.normal||[0,0,1]),s._height=r.height||1,s._origin=$.vec3(),s._rtcPos=$.vec3(),s._imageSize=$.vec2(),s._texture=new Un(b(s),{flipY:!0}),s._image=new Image,"jpg"!==s._type&&"png"!==s._type&&(s.error('Unsupported type - defaulting to "jpg"'),s._type="jpg"),s._node=new bn(b(s),{matrix:$.inverseMat4($.lookAtMat4v(s._pos,$.subVec3(s._pos,s._normal,$.mat4()),s._up,$.mat4())),children:[s._bitmapMesh=new rn(b(s),{scale:[1,1,1],rotation:[-90,0,0],collidable:r.collidable,pickable:r.pickable,opacity:r.opacity,clippable:r.clippable,geometry:new Si(b(s),Xn({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:s._texture,emissiveMap:s._texture,backfaces:!0})})]}),r.image?s.image=r.image:r.src?s.src=r.src:r.imageData&&(s.imageData=r.imageData),s.scene._bitmapCreated(b(s)),s}return C(i,[{key:"visible",get:function(){return this._bitmapMesh.visible},set:function(e){this._bitmapMesh.visible=e}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}},{key:"src",get:function(){return this._image.src},set:function(e){var t=this;if(e)switch(this._image.onload=function(){t._texture.image=t._image,t._imageSize[0]=t._image.width,t._imageSize[1]=t._image.height,t._updateBitmapMeshScale()},this._image.src=e,e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}},{key:"imageData",get:function(){var e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return this._bitmapMesh.collidable},set:function(e){this._bitmapMesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._bitmapMesh.clippable},set:function(e){this._bitmapMesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._bitmapMesh.pickable},set:function(e){this._bitmapMesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._bitmapMesh.opacity},set:function(e){this._bitmapMesh.opacity=e}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene._bitmapDestroyed(this)}},{key:"_updateBitmapMeshScale",value:function(){var e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}]),i}(),$n=$.OBB3(),eo=$.OBB3(),to=$.OBB3(),io=function(){function e(t,i,s,r,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;x(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=$.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([s[0],s[1],s[2],r]),this._colorize=new Uint8Array([s[0],s[1],s[2],r]),this._colorizing=!1,this._transparent=r<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this)}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex(this.portionId,e)}},{key:"aabb",get:function(){if(this._aabbWorldDirty){if($.AABB3ToOBB3(this._aabbLocal,$n),this.transform?($.transformOBB3(this.transform.worldMatrix,$n,eo),$.transformOBB3(this.model.worldMatrix,eo,to),$.OBB3ToAABB3(to,this._aabbWorld)):($.transformOBB3(this.model.worldMatrix,$n,eo),$.OBB3ToAABB3(eo,this._aabbWorld)),this.origin){var e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld},set:function(e){this._aabbLocal=e}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),so=new(function(){function e(){x(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),ro=0;function no(){return ro++,so}var oo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},ao=new Float32Array([1,1,1,1]),lo=new Float32Array([0,0,0,1]),uo=$.vec4(),Ao=$.vec3(),co=$.vec3(),ho=$.mat4(),po=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=s.instancing,n=void 0!==r&&r,o=s.edges,a=void 0!==o&&o;x(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,s=e.model,r=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=r*o,u=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var A=0;A<n;A++){var c=this._uSectionPlanes[A];if(c)if(A<o){var h=u.sectionPlanesActivePerLayer[l+A];if(i.uniform1i(c.active,h?1:0),h){var d=a[A],p=e._state.origin;if(p){var f=Ne(d.dist,d.dir,p,Ao);i.uniform3fv(c.pos,f)}else i.uniform3fv(c.pos,d.pos);i.uniform3fv(c.dir,d.dir)}}else i.uniform1i(c.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var r=i.lights,n=0,o=r.length;n<o;n++)switch(r[n].type){case"dir":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=s.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=s.getLocation("lightDir"+n),this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+a),pos:s.getLocation("sectionPlanePos"+a),dir:s.getLocation("sectionPlaneDir"+a)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,n=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},r=s.colorUniform,n=void 0!==r&&r,o=s.incrementDrawState,a=void 0!==o&&o,l=yt.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,A=u.canvas.gl,c=t._state,h=t.model,d=c.textureSet,p=c.origin,f=c.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,B=h.position,w=h.rotationMatrix,x=h.rotationMatrixConjugate,P=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?A.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(c));var C=0,M=16;this._matricesUniformBlockBufferData.set(x,0);var F=0!==p[0]||0!==p[1]||0!==p[2],E=0!==B[0]||0!==B[1]||0!==B[2];if(F||E){var k=Ao;if(F){var I=$.transformPoint3(w,p,co);k[0]=I[0],k[1]=I[1],k[2]=I[2]}else k[0]=0,k[1]=0,k[2]=0;k[0]+=B[0],k[1]+=B[1],k[2]+=B[2],this._matricesUniformBlockBufferData.set(Re(b,k,ho),C+=M)}else this._matricesUniformBlockBufferData.set(b,C+=M);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,C+=M),this._matricesUniformBlockBufferData.set(f,C+=M),this._matricesUniformBlockBufferData.set(P,C+=M),this._matricesUniformBlockBufferData.set(_,C+=M),A.bindBuffer(A.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),A.bufferData(A.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,A.DYNAMIC_DRAW),A.bindBufferBase(A.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),A.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var D=2/(Math.log(e.pickZFar+1)/Math.LN2);A.uniform1f(this._uLogDepthBufFC,D)}this._uZFar&&A.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&A.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&A.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&A.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&A.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&A.uniform2f(this._uDrawingBufferSize,A.drawingBufferWidth,A.drawingBufferHeight),this._uUVDecodeMatrix&&A.uniformMatrix3fv(this._uUVDecodeMatrix,!1,c.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&A.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&A.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var S="ortho"===u.camera.projection?1:A.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));A.uniform1f(this._uNearPlaneHeight,S)}if(d){var T=d.colorTexture,R=d.metallicRoughnessTexture,L=d.emissiveTexture,U=d.normalsTexture,O=d.occlusionTexture;this._uColorMap&&T&&(this._program.bindTexture(this._uColorMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&R&&(this._program.bindTexture(this._uMetallicRoughMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&U&&(this._program.bindTexture(this._uNormalMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&O&&(this._program.bindTexture(this._uAOMap,O.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var N=u.sao,Q=N.possible;if(Q){var V=A.drawingBufferWidth,H=A.drawingBufferHeight;uo[0]=V,uo[1]=H,uo[2]=N.blendCutoff,uo[3]=N.blendFactor,A.uniform4fv(this._uSAOParams,uo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(n){var j=this._edges?"edgeColor":"fillColor",G=this._edges?"edgeAlpha":"fillAlpha";if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var z=u.xrayMaterial._state,W=z[j],K=z[G];A.uniform4f(this._uColor,W[0],W[1],W[2],K)}else if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var X=u.highlightMaterial._state,J=X[j],Y=X[G];A.uniform4f(this._uColor,J[0],J[1],J[2],Y)}else if(i===oo["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Z=u.selectedMaterial._state,q=Z[j],ee=Z[G];A.uniform4f(this._uColor,q[0],q[1],q[2],ee)}else A.uniform4fv(this._uColor,this._edges?lo:ao)}this._draw({state:c,frameCtx:e,incrementDrawState:a}),A.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,se.memory.programs--}}]),e}(),fo=function(e){g(i,po);var t=_(i);function i(e,s){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=r.edges,o=void 0!==n&&n;return x(this,i),t.call(this,e,s,{instancing:!1,edges:o})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),r&&s.drawElements++}}}]),i}(),vo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,s=t._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=s.lights.length;o<a;o++)"ambient"!==(e=s.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=s.lights.length;l<u;l++)if("ambient"!==(e=s.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}]),i}(),go=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)r.push("uniform bool sectionPlaneActive"+n+";"),r.push("uniform vec3 sectionPlanePos"+n+";"),r.push("uniform vec3 sectionPlaneDir"+n+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(r.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&r.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&r.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(r.push("uniform vec3 lightPos"+a+";"),r.push("uniform vec3 lightDir"+a+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)r.push("if (sectionPlaneActive"+A+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+A+".xyz, vWorldPosition.xyz - sectionPlanePos"+A+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?r.push("viewLightDir = normalize(lightDir"+h+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?r.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?r.push("viewLightDir = normalize(lightDir"+h+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),mo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=s.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),_o=function(e){g(i,fo);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),yo=function(e){g(i,_o);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),bo=function(e){g(i,_o);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),Bo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}]),i}(),wo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),xo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outNormal = ivec4(vWorldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Po=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),Co=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("const float   packUpScale = 256. / 255.;"),s.push("const float   unpackDownscale = 255. / 256.;"),s.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),s.push("const float   shiftRight8 = 1.0 / 256.;"),s.push("vec4 packDepthToRGBA( const in float v ) {"),s.push("    vec4 r = vec4( fract( v * packFactors ), v );"),s.push("    r.yzw -= r.xyz * shiftRight8;"),s.push("    return r * packUpScale;"),s.push("}"),s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}]),i}(),Mo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Fo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),Eo=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),r&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),r&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),s.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),r){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)o.push("uniform bool sectionPlaneActive"+A+";"),o.push("uniform vec3 sectionPlanePos"+A+";"),o.push("uniform vec3 sectionPlaneDir"+A+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),s.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=s.lights.length;p<f;p++){var v=s.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ko=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Io=function(e){g(i,fo);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(var o=0,a=s.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(var l=0,u=i.lights.length;l<u;l++){var A=i.lights[l];"ambient"!==A.type&&(n.push("uniform vec4 lightColor"+l+";"),"dir"===A.type&&n.push("uniform vec3 lightDir"+l+";"),"point"===A.type&&n.push("uniform vec3 lightPos"+l+";"),"spot"===A.type&&(n.push("uniform vec3 lightPos"+l+";"),n.push("uniform vec3 lightDir"+l+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var c=0,h=s.getNumAllocatedSectionPlanes();c<h;c++)n.push("if (sectionPlaneActive"+c+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var d=0,p=i.lights.length;d<p;d++){var f=i.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?n.push("viewLightDir = normalize(lightDir"+d+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?n.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?n.push("viewLightDir = normalize(lightDir"+d+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+d+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),t?n.push("vec4 colorTexel = color * sRGBToLinear(texture(uColorMap, vUV));"):n.push("vec4 colorTexel = color * texture(uColorMap, vUV);"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Do=$.vec3(),So=$.vec3(),To=$.vec3(),Ro=$.vec3(),Lo=$.mat4(),Uo=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Do;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=So;if(l){var m=To;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Lo),(f=Ro)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Oo=$.vec3(),No=$.vec3(),Qo=$.vec3(),Vo=$.vec3(),Ho=$.mat4(),jo=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Oo;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=No;if(l){var m=Qo;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Ho),(f=Vo)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Go=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new mo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Bo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new wo(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Uo(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new jo(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new vo(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vo(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new go(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new go(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Io(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Io(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new Eo(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Eo(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new mo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Co(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new Mo(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new yo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new bo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Bo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new xo(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ko(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new wo(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Po(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Fo(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new jo(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Uo(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),zo={};var Wo=65536,Ko=5e6,Xo=function(){function e(){x(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return $.getDoublePrecisionEnabled()},set:function(e){$.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return Wo},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Wo=e}},{key:"maxGeometryBatchSize",get:function(){return Ko},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Ko=e}}]),e}(),Jo=new Xo,Yo=C((function e(){x(this,e),this.maxVerts=Jo.maxGeometryBatchSize,this.maxIndices=3*Jo.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Zo=$.mat4(),qo=$.mat4();function $o(e,t,i){for(var s=e.length,r=new Uint16Array(s),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,A=t[5]-a,c=65525,h=c/l,d=c/u,p=c/A,f=function(e){return e>=0?e:0},v=0;v<s;v+=3)r[v+0]=Math.floor(f(e[v+0]-n)*h),r[v+1]=Math.floor(f(e[v+1]-o)*d),r[v+2]=Math.floor(f(e[v+2]-a)*p);return $.identityMat4(Zo),$.translationMat4v(t,Zo),$.identityMat4(qo),$.scalingMat4v([l/c,u/c,A/c],qo),$.mulMat4(Zo,qo,i),r}function ea(e,t){var i=e[0],s=e[1],r=e[2],n=e[3]-i,o=e[4]-s,a=e[5]-r,l=65525;return $.identityMat4(Zo),$.translationMat4v(e,Zo),$.identityMat4(qo),$.scalingMat4v([n/l,o/l,a/l],qo),$.mulMat4(Zo,qo,t),t}function ta(e,t,i){var s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(r))*(s>=0?1:-1),o=(1-Math.abs(s))*(r>=0?1:-1),s=n,r=o}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function ia(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}var sa=$.mat4(),ra=$.mat4(),na=$.vec4([0,0,0,1]),oa=$.vec3(),aa=$.vec3(),la=$.vec3(),ua=$.vec3(),Aa=$.vec3(),ca=$.vec3(),ha=$.vec3(),da=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOBatchingTrianglesLayer"),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=zo[s])||(r=new Go(i),zo[s]=r,r._compile(),r.eagerCreateRenders(),i.on("compile",(function(){r._compile(),r.eagerCreateRenders()})),i.on("destroyed",(function(){delete zo[s],r._destroy()}))),r),this._buffer=new Yo(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({origin:$.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=$.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=$.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,A=t.colorsCompressed,c=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!r)throw"positionsCompressed expected";i=r.length/3;for(var B=0,w=r.length;B<w;B++)y.positions.push(r[B])}else{if(!s)throw"positions expected";i=s.length/3;for(var x=0,P=s.length;x<P;x++)y.positions.push(s[x])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var F=sa;g?$.inverseMat4($.transposeMat4(g,ra),F):$.identityMat4(F,F),function(e,t,i,s,r){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,A,c=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(A=0;A<i;A+=3)c[0]=t[A],c[1]=t[A+1],c[2]=t[A+2],$.transformVec3(e,c,h),$.normalizeVec3(h,h),a=o=ta(h,"floor","floor"),l=u=n(h,ia(o)),(l=n(h,ia(o=ta(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,ia(o=ta(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,ia(o=ta(h,"ceil","ceil"))))>u&&(a=o,u=l),s[r+A+0]=a[0],s[r+A+1]=a[1],s[r+A+2]=0}(F,n,n.length,y.normals,y.normals.length)}if(u)for(var E=0,k=u.length;E<k;E+=3)y.colors.push(255*u[E]),y.colors.push(255*u[E+1]),y.colors.push(255*u[E+2]),y.colors.push(255);else if(A)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],R=d[2],L=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(R),y.colors.push(L);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=c.length;z<W;z++)y.indices.push(b+c[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var ee=this._portions.length,te={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-c.length,numIndices:c.length};return _.pickSurfacePrecisionEnabled&&(te.indices=c,_.entityOffsetsEnabled&&(te.offset=new Float32Array(3))),this._portions.push(te),this._numPortions++,this.model.numPortions++,this._numVerts+=te.numVerts,this._meshes.push(e),ee}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):$o(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=$.mat4());if(e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.pickSurfacePrecisionEnabled)for(var r=0,n=this._portions.length;r<n;r++){var o=this._portions[r],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=s.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new It(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var A=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,A,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new It(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var c=ki.getUVBounds(i.uv),h=ki.compressUVs(i.uv,c.min,c.max),d=h.quantized;e.uvDecodeMatrix=$.mat3(h.decodeMatrix),e.uvBuf=new It(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new It(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new It(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new It(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,s=this._portions[i],r=4*s.vertsBaseIndex,n=4*s.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],A=t[3],c=0;c<n;c+=4)o[c+0]=a,o[c+1]=l,o[c+2]=u,o[c+3]=A;this._state.colorsBuf&&this._state.colorsBuf.setData(o,r,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,A=l,c=u,h=!!(t&Qe),d=!!(t&ze),p=!!(t&We),f=!!(t&Ke),v=!!(t&Xe),g=!!(t&He),m=!!(t&Ve);r=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!h||m?oo.NOT_RENDERED:f?oo.SILHOUETTE_SELECTED:p?oo.SILHOUETTE_HIGHLIGHTED:d?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var _=0;_=!h||m?oo.NOT_RENDERED:f?oo.EDGES_SELECTED:p?oo.EDGES_HIGHLIGHTED:d?oo.EDGES_XRAYED:v?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED;var y=h&&!m&&g?oo.PICK:oo.NOT_RENDERED,b=t&je?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var B=A,w=A+c;B<w;B++){var x=0;x|=r,x|=n<<4,x|=_<<8,x|=y<<12,x|=b<<16,this._deferredFlagValues[B]=x}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(c),C=0;C<c;C++){var M=0;M|=r,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,A,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,s=this._portions[i],r=3*s.vertsBaseIndex,n=3*s.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],A=0;A<n;A+=3)o[A+0]=a,o[A+1]=l,o[A+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,r,n),this.model.scene.pickSurfacePrecisionEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.pickSurfacePrecisionEnabled){var i=this._state,s=this._portions[e];if(s)for(var r=s.quantizedPositions,n=i.origin,o=s.offset,a=n[0]+o[0],l=n[1]+o[1],u=n[2]+o[2],A=na,c=0,h=r.length;c<h;c+=3)A[0]=r[c],A[1]=r[c+1],A[2]=r[c+2],A[3]=1,$.decompressPosition(A,i.positionsDecodeMatrix),$.transformPoint4(this.model.worldMatrix,A),A[0]+=a,A[1]+=l,A[2]+=u,t(A);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,s,r){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,A=o.offset,c=oa,h=aa;c.set(u?$.subVec3(t,u,la):t),h.set(i),A&&$.subVec3(c,A),$.transformRay(this.model.worldNormalMatrix,c,h,c,h);for(var d=ua,p=Aa,f=ca,v=!1,g=0,m=ha,_=0,y=l.length;_<y;_+=3){var b=3*l[_],B=3*l[_+1],w=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[B],p[1]=a[B+1],p[2]=a[B+2],f[0]=a[w],f[1]=a[w+1],f[2]=a[w+2],$.decompressPosition(d,n.positionsDecodeMatrix),$.decompressPosition(p,n.positionsDecodeMatrix),$.decompressPosition(f,n.positionsDecodeMatrix),$.rayTriangleIntersect(c,h,d,p,f,m)){$.transformPoint3(this.model.worldMatrix,m,m),A&&$.addVec3(m,A),u&&$.addVec3(m,u);var x=Math.abs($.lenVec3($.subVec3(m,t,[])));(!v||x>g)&&(g=x,s.set(m),r&&$.triangleNormal(d,p,f,r),v=!0)}}return v&&r&&($.transformVec3(this.model.worldNormalMatrix,r,r),$.normalizeVec3(r)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),pa=function(e){g(i,po);var t=_(i);function i(e,s){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=r.edges,o=void 0!==n&&n;return x(this,i),t.call(this,e,s,{instancing:!0,edges:o})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}]),i}(),fa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,s=this._scene,r=s._sectionPlanesState,n=s._lightsState,o=r.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),s.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),s.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),s.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),s.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}]),i}(),va=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=i._lightsState,n=s.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=s.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=r.lights.length;e<t;e++){var u=r.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var A=0,c=s.getNumAllocatedSectionPlanes();A<c;A++)o.push("if (sectionPlaneActive"+A+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+A+".xyz, vWorldPosition.xyz - sectionPlanePos"+A+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=r.lights.length;e<t;e++){var h=r.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ga=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}]),i}(),ma=function(e){g(i,pa);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0,edges:!0})}return C(i)}(),_a=function(e){g(i,ma);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),ya=function(e){g(i,ma);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),ba=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}]),i}(),Ba=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),wa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outNormal = ivec4(vWorldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),xa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),Pa=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),Ca=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Ma=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),Fa={3e3:"linearToLinear",3001:"sRGBToLinear"},Ea=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),r&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),r&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),s.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=s.lights.length;a<l;a++){var u=s.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),r){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var A=0,c=i.getNumAllocatedSectionPlanes();A<c;A++)o.push("uniform bool sectionPlaneActive"+A+";"),o.push("uniform vec3 sectionPlanePos"+A+";"),o.push("uniform vec3 sectionPlaneDir"+A+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),s.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+Fa[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(o.push("   vec3 irradiance = "+Fa[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=s.lights.length;p<f;p++){var v=s.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ka=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),s.push("}"),s}}]),i}(),Ia=function(e){g(i,pa);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i.gammaOutput,r=i._sectionPlanesState,n=i._lightsState,o=r.getNumAllocatedSectionPlanes()>0,a=[];if(a.push("#version 300 es"),a.push("// Instancing geometry drawing fragment shader"),a.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),a.push("precision highp float;"),a.push("precision highp int;"),a.push("#else"),a.push("precision mediump float;"),a.push("precision mediump int;"),a.push("#endif"),i.logarithmicDepthBufferEnabled&&(a.push("in float isPerspective;"),a.push("uniform float logDepthBufFC;"),a.push("in float vFragDepth;")),a.push("uniform sampler2D uColorMap;"),this._withSAO&&(a.push("uniform sampler2D uOcclusionTexture;"),a.push("uniform vec4      uSAOParams;"),a.push("const float       packUpscale = 256. / 255.;"),a.push("const float       unpackDownScale = 255. / 256.;"),a.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),a.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),a.push("float unpackRGBToFloat( const in vec4 v ) {"),a.push("    return dot( v, unPackFactors );"),a.push("}")),a.push("uniform float gammaFactor;"),a.push("vec4 linearToLinear( in vec4 value ) {"),a.push("  return value;"),a.push("}"),a.push("vec4 sRGBToLinear( in vec4 value ) {"),a.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),a.push("}"),a.push("vec4 gammaToLinear( in vec4 value) {"),a.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),a.push("}"),s&&(a.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),a.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),a.push("}")),o){a.push("in vec4 vWorldPosition;"),a.push("in float vFlags;");for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)a.push("uniform bool sectionPlaneActive"+l+";"),a.push("uniform vec3 sectionPlanePos"+l+";"),a.push("uniform vec3 sectionPlaneDir"+l+";");a.push("uniform float sliceThickness;"),a.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(a),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++){var A=n.lights[e];"ambient"!==A.type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===A.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===A.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===A.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")))}if(a.push("in vec4 vViewPosition;"),a.push("in vec4 vColor;"),a.push("in vec2 vUV;"),a.push("out vec4 outColor;"),a.push("void main(void) {"),a.push("  vec4 newColor;"),a.push("  newColor = vColor;"),o){a.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),a.push("  if (clippable) {"),a.push("  float dist = 0.0;");for(var c=0,h=r.getNumAllocatedSectionPlanes();c<h;c++)a.push("if (sectionPlaneActive"+c+") {"),a.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),a.push("}");a.push("  if (dist > sliceThickness) { "),a.push("      discard;"),a.push("  }"),a.push("  if (dist > 0.0) { "),a.push("      newColor = sliceColor;"),a.push("  }"),a.push("}")}for(a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),a.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),a.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),a.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=n.lights.length;e<t;e++){var d=n.lights[e];if("ambient"!==d.type){if("dir"===d.type)"view"===d.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===d.type)"view"===d.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==d.type)continue;"view"===d.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return a.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),s?a.push("vec4 colorTexel = color * sRGBToLinear(texture(uColorMap, vUV));"):a.push("vec4 colorTexel = color * texture(uColorMap, vUV);"),a.push("float opacity = color.a;"),this._withSAO?(a.push("   float viewportWidth     = uSAOParams[0];"),a.push("   float viewportHeight    = uSAOParams[1];"),a.push("   float blendCutoff       = uSAOParams[2];"),a.push("   float blendFactor       = uSAOParams[3];"),a.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),a.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),a.push("   outColor                = vec4(newColor.rgb * colorTexel.rgb * ambient, opacity);")):a.push("   outColor                = vec4(newColor.rgb * colorTexel.rgb, opacity);"),s&&a.push("outColor = linearToGamma(outColor, gammaFactor);"),i.logarithmicDepthBufferEnabled&&a.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),a.push("}"),a}}]),i}(),Da=$.vec3(),Sa=$.vec3(),Ta=$.vec3(),Ra=$.vec3(),La=$.mat4(),Ua=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Da;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Sa;if(l){var m=$.transformPoint3(A,l,Ta);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,La),(f=Ra)[0]=o.eye[0]-g[0],f[1]=o.eye[1]-g[1],f[2]=o.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Oa=$.vec3(),Na=$.vec3(),Qa=$.vec3(),Va=$.vec3(),Ha=$.mat4(),ja=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Oa;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Na;if(l){var m=$.transformPoint3(A,l,Qa);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,Ha),(f=Va)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ga=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new ga(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ba(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Ba(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Ua(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new ja(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new fa(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new fa(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new va(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new va(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new Ea(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Ea(this._scene,!0)),this._pbrRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Ia(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Ia(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ga(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Pa(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new Ca(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new _a(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ya(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ba(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new wa(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ka(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Ba(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new xa(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Ma(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Ua(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new ja(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),za={};var Wa=new Uint8Array(4),Ka=new Float32Array(1),Xa=$.vec4([0,0,0,1]),Ja=new Float32Array(3),Ya=$.vec3(),Za=$.vec3(),qa=$.vec3(),$a=$.vec3(),el=$.vec3(),tl=$.vec3(),il=$.vec3(),sl=new Float32Array(4),rl=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOInstancingTrianglesLayer"),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=za[s])||(r=new Ga(i),za[s]=r,r._compile(),r.eagerCreateRenders(),i.on("compile",(function(){r._compile(),r.eagerCreateRenders()})),i.on("destroyed",(function(){delete za[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({numInstances:0,obb:$.OBB3(),origin:$.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,s=t.metallic,r=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],A=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(A),this._colors.push(n),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var c=$.transposeMat4(o,$.mat4()),h=$.inverseMat4(c);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.pickSurfacePrecisionEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,n=r/4;if(r>0){e.colorsBuf=new It(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new It(s,s.ARRAY_BUFFER,o,this._metallicRoughness.length,2,s.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new It(s,s.ARRAY_BUFFER,new Float32Array(n),n,1,s.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new It(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,!1),e.positionsDecodeMatrix=$.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new It(s,s.ARRAY_BUFFER,a,a.length,4,s.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new It(s,s.ARRAY_BUFFER,l,l.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new It(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new It(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,u),e.modelMatrixCol1Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,u),e.modelMatrixCol2Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new It(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new It(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this._state.geometry=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Wa[0]=t[0],Wa[1]=t[1],Wa[2]=t[2],Wa[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Wa,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?1:0)<<16,Ka[0]=A,this._state.flagsBuf&&this._state.flagsBuf.setData(Ka,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Ja[0]=t[0],Ja[1]=t[1],Ja[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Ja,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var i=this._state,s=i.geometry,r=this._portions[e];if(r)for(var n=s.quantizedPositions,o=i.origin,a=r.offset,l=o[0]+a[0],u=o[1]+a[1],A=o[2]+a[2],c=Xa,h=r.matrix,d=this.model.sceneModelMatrix,p=i.positionsDecodeMatrix,f=0,v=n.length;f<v;f+=3)c[0]=n[f],c[1]=n[f+1],c[2]=n[f+2],$.decompressPosition(c,p),$.transformPoint3(h,c),$.transformPoint3(d,c),c[0]+=l,c[1]+=u,c[2]+=A,t(c);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;sl[0]=t[0],sl[1]=t[4],sl[2]=t[8],sl[3]=t[12],this._state.modelMatrixCol0Buf.setData(sl,i),sl[0]=t[1],sl[1]=t[5],sl[2]=t[9],sl[3]=t[13],this._state.modelMatrixCol1Buf.setData(sl,i),sl[0]=t[2],sl[1]=t[6],sl[2]=t[10],sl[3]=t[14],this._state.modelMatrixCol2Buf.setData(sl,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,s,r){if(!this.model.scene.pickSurfacePrecisionEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=$.inverseMat4(a.matrix,$.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=$.transposeMat4(a.inverseMatrix,$.mat4()));var l=n.quantizedPositions,u=n.indices,A=o.origin,c=a.offset,h=Ya,d=Za;h.set(A?$.subVec3(t,A,qa):t),d.set(i),c&&$.subVec3(h,c),$.transformRay(this.model.worldNormalMatrix,h,d,h,d),$.transformRay(a.inverseMatrix,h,d,h,d);for(var p=$a,f=el,v=tl,g=!1,m=0,_=il,y=0,b=u.length;y<b;y+=3){var B=3*u[y+0],w=3*u[y+1],x=3*u[y+2];p[0]=l[B],p[1]=l[B+1],p[2]=l[B+2],f[0]=l[w],f[1]=l[w+1],f[2]=l[w+2],v[0]=l[x],v[1]=l[x+1],v[2]=l[x+2];var P=o.geometry.positionsDecodeMatrix;if($.decompressPosition(p,P),$.decompressPosition(f,P),$.decompressPosition(v,P),$.rayTriangleIntersect(h,d,p,f,v,_)){$.transformPoint3(a.matrix,_,_),$.transformPoint3(this.model.worldMatrix,_,_),c&&$.addVec3(_,c),A&&$.addVec3(_,A);var C=Math.abs($.lenVec3($.subVec3(_,t,[])));(!g||C>m)&&(m=C,s.set(_),r&&$.triangleNormal(p,f,v,r),g=!0)}}return g&&r&&($.transformVec3(a.normalMatrix,r,r),$.transformVec3(this.model.worldNormalMatrix,r,r),$.normalizeVec3(r)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),nl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}]),i}(),ol=function(e){g(i,nl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),al=function(e){g(i,nl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}]),i}(),ll=$.vec3(),ul=$.vec3(),Al=$.vec3(),cl=$.vec3(),hl=$.mat4(),dl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ll;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=ul;if(l){var m=Al;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,hl),(f=cl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pl=$.vec3(),fl=$.vec3(),vl=$.vec3(),gl=$.vec3(),ml=$.mat4(),_l=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=pl;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=fl;if(l){var m=vl;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,ml),(f=gl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),yl=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new ol(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new al(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),bl={};var Bl=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;x(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),wl=function(){function e(t){var i,s,r;x(this,e),console.info("Creating VBOBatchingLinesLayer"),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=bl[s])||(r=new yl(i),bl[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete bl[s],r._destroy()}))),r),this.model=t.model,this._buffer=new Bl(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:$.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=$.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!r)throw"positionsCompressed expected";i=r.length/3;for(var A=0,c=r.length;A<c;A++)l.positions.push(r[A])}else{if(!s)throw"positions expected";i=s.length/3;for(var h=0,d=s.length;h<d;h++)l.positions.push(s[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var B=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),B}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var s=new Uint16Array(i.positions);e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{var r=$o(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new It(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new It(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new It(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(r),o=t[0],a=t[1],l=t[2],u=t[3],A=0;A<r;A+=4)n[A+0]=o,n[A+1]=a,n[A+2]=l,n[A+3]=u;this._state.colorsBuf.setData(n,s,r)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,A=l,c=!!(t&Qe),h=!!(t&ze),d=!!(t&We),p=!!(t&Ke),f=!!(t&He),v=!!(t&Ve);r=!c||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!c||v?oo.NOT_RENDERED:p?oo.SILHOUETTE_SELECTED:d?oo.SILHOUETTE_HIGHLIGHTED:h?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var g=c&&!v&&f?oo.PICK:oo.NOT_RENDERED,m=t&je?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+A;_<y;_++){var b=0;b|=r,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var B=this._scratchMemory.getFloat32Array(A),w=0;w<A;w++){var x=0;x|=r,x|=n<<4,x|=g<<12,x|=m<<16,B[w]=x}this._state.flagsBuf.setData(B,u,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,s,r)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),xl=function(e){g(i,po);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}]),i}(),Pl=function(e){g(i,xl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Cl=function(e){g(i,xl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}]),i}(),Ml=$.vec3(),Fl=$.vec3(),El=$.vec3();$.vec3();var kl=$.mat4(),Il=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Ml;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Fl;if(l){var g=$.transformPoint3(A,l,El);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,kl),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Dl=$.vec3(),Sl=$.vec3(),Tl=$.vec3();$.vec3();var Rl=$.mat4(),Ll=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Dl;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Sl;if(l){var g=$.transformPoint3(A,l,Tl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,Rl),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ul=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new Il(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ll(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Pl(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Cl(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Il(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Ll(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Ol={};var Nl=new Uint8Array(4),Ql=new Float32Array(1),Vl=new Float32Array(3),Hl=new Float32Array(4),jl=function(){function e(t){var i,s,r;x(this,e),console.info("VBOInstancingLinesLayer"),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=Ol[s])||(r=new Ul(i),Ol[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete Ol[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({obb:$.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=$.vec3(t.origin)),this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){this._state.colorsBuf=new It(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(r>0){this._state.flagsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new It(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new It(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=$.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new It(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this._state.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Nl[0]=t[0],Nl[1]=t[1],Nl[2]=t[2],Nl[3]=t[3],this._state.colorsBuf.setData(Nl,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?255:0)<<16,Ql[0]=A,this._state.flagsBuf.setData(Ql,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Vl[0]=t[0],Vl[1]=t[1],Vl[2]=t[2],this._state.offsetsBuf.setData(Vl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Hl[0]=t[0],Hl[1]=t[4],Hl[2]=t[8],Hl[3]=t[12],this._state.modelMatrixCol0Buf.setData(Hl,i),Hl[0]=t[1],Hl[1]=t[5],Hl[2]=t[9],Hl[3]=t[13],this._state.modelMatrixCol1Buf.setData(Hl,i),Hl[0]=t[2],Hl[1]=t[6],Hl[2]=t[10],Hl[3]=t[14],this._state.modelMatrixCol2Buf.setData(Hl,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),Gl=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}]),i}(),zl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Wl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),Kl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}]),i}(),Xl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),Jl=function(e){g(i,Gl);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("      if (sectionPlaneActive"+n+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}]),i}(),Yl=$.vec3(),Zl=$.vec3(),ql=$.vec3(),$l=$.vec3(),eu=$.mat4(),tu=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Yl;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Zl;if(l){var m=ql;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,eu),(f=$l)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),iu=$.vec3(),su=$.vec3(),ru=$.vec3(),nu=$.vec3(),ou=$.mat4(),au=function(e){g(i,po);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=iu;if(v[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,v[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,v[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(v[0]),e.snapPickCoordinateScale[1]=$.safeInv(v[1]),e.snapPickCoordinateScale[2]=$.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=su;if(l){var m=ru;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Re(d,g,ou),(f=nu)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),lu=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new zl(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Wl(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Kl(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Xl(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Jl(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new tu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new au(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),uu={};var Au=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;x(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]})),cu=function(){function e(t){x(this,e),console.info("Creating VBOBatchingPointsLayer"),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=uu[t];return i||(i=new lu(e),uu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete uu[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Au(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new Zt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:$.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=$.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=$.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,s=t.positions,r=t.positionsCompressed,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor,u=this._buffer,A=u.positions.length/3;if($.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!r)throw"positionsCompressed expected";for(var c=0,h=r.length;c<h;c++)u.positions.push(r[c]);i=r.length/3}else{if(!s)throw"positions expected";i=s.length/3,s.length,u.positions.length;for(var d=0,p=s.length;d<p;d++)u.positions.push(s[d])}if(o)for(var f=0,v=o.length;f<v;f++)u.colors.push(o[f]);else if(a)for(var g=0,m=a.length;g<m;g++)u.colors.push(255*a[g]);else if(n)for(var _=n[0],y=n[1],b=n[2],B=0;B<i;B++)u.colors.push(_),u.colors.push(y),u.colors.push(b),u.colors.push(1);for(var w=u.pickColors.length,x=w,P=w+4*i;x<P;x+=4)u.pickColors.push(l[0]),u.pickColors.push(l[1]),u.pickColors.push(l[2]),u.pickColors.push(l[3]);if(this.model.scene.entityOffsetsEnabled)for(var C=0;C<i;C++)u.offsets.push(0),u.offsets.push(0),u.offsets.push(0);var M=this._portions.length/2;return this._portions.push(A),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._meshes.push(e),M}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var s=new Uint16Array(i.positions);e.positionsBuf=new It(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{var r=$o(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new It(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new It(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.STATIC_DRAW,!1)}if(i.positions.length>0){var o=i.positions.length/3,a=new Float32Array(o);e.flagsBuf=new It(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var l=new Uint8Array(i.pickColors);e.pickColorsBuf=new It(t,t.ARRAY_BUFFER,l,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var u=new Float32Array(i.offsets);e.offsetsBuf=new It(t,t.ARRAY_BUFFER,u,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,s,r)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s,r,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&Qe),A=!!(t&ze),c=!!(t&We),h=!!(t&Ke),d=!!(t&He),p=!!(t&Ve);s=!u||p||A||c&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,r=!u||p?oo.NOT_RENDERED:h?oo.SILHOUETTE_SELECTED:c?oo.SILHOUETTE_HIGHLIGHTED:A?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;for(var f=u&&!p&&d?oo.PICK:oo.NOT_RENDERED,v=t&je?1:0,g=0;g<a;g++){var m=0;m|=s,m|=r<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(r),o=t[0],a=t[1],l=t[2],u=0;u<r;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,s,r)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),hu=function(e){g(i,po);var t=_(i);function i(e,s){return x(this,i),t.call(this,e,s,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,s=e.frameCtx,r=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}]),i}(),du=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),pu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,s){f(B(i.prototype),"drawLayer",this).call(this,e,t,s,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}]),i}(),fu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}]),i}(),vu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}]),i}(),gu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),mu=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,s=i._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),r)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),r){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),_u=function(e){g(i,hu);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}]),i}(),yu=$.vec3(),bu=$.vec3(),Bu=$.vec3();$.vec3();var wu=$.mat4(),xu=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.canvas.gl,o=r.camera,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=yu;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=bu;if(l){var g=$.transformPoint3(A,l,Bu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,wu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Pu=$.vec3(),Cu=$.vec3(),Mu=$.vec3();$.vec3();var Fu=$.mat4(),Eu=function(e){g(i,po);var t=_(i);function i(e){return x(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Pu;if(f[0]=$.safeInv(h[3]-h[0])*$.MAX_INT,f[1]=$.safeInv(h[4]-h[1])*$.MAX_INT,f[2]=$.safeInv(h[5]-h[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(f[0]),e.snapPickCoordinateScale[1]=$.safeInv(f[1]),e.snapPickCoordinateScale[2]=$.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Cu;if(l){var g=$.transformPoint3(A,l,Mu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Re(d,v,Fu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(B(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("if (sectionPlaneActive"+r+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ku=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new du(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new pu(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new mu(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new fu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new vu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new gu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new _u(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new xu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Eu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Iu={};var Du=new Uint8Array(4),Su=new Float32Array(1),Tu=new Float32Array(3),Ru=new Float32Array(4),Lu=function(){function e(t){var i,s,r;x(this,e),console.info("VBOInstancingPointsLayer"),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,s=i.id,(r=Iu[s])||(r=new ku(i),Iu[s]=r,r._compile(),i.on("compile",(function(){r._compile()})),i.on("destroyed",(function(){delete Iu[s],r._destroy()}))),r),this._aabb=$.collapseAABB3(),this._state=new Zt({obb:$.OBB3(),numInstances:0,origin:t.origin?$.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;var r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){i.flagsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){i.positionsBuf=new It(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=$.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){var r=new Uint8Array(s.colorsCompressed);i.colorsBuf=new It(e,e.ARRAY_BUFFER,r,r.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new It(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new It(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";Du[0]=t[0],Du[1]=t[1],Du[2]=t[2],this._state.colorsBuf.setData(Du,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var s=!!(t&Qe),r=!!(t&ze),n=!!(t&We),o=!!(t&Ke),a=!!(t&Xe),l=!!(t&He),u=!!(t&Ve),A=0;A|=!s||u||r||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,A|=(!s||u?oo.NOT_RENDERED:o?oo.SILHOUETTE_SELECTED:n?oo.SILHOUETTE_HIGHLIGHTED:r?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED)<<4,A|=(!s||u?oo.NOT_RENDERED:o?oo.EDGES_SELECTED:n?oo.EDGES_HIGHLIGHTED:r?oo.EDGES_XRAYED:a?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED)<<8,A|=(s&&!u&&l?oo.PICK:oo.NOT_RENDERED)<<12,A|=(t&je?255:0)<<16,Su[0]=A,this._state.flagsBuf.setData(Su,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Tu[0]=t[0],Tu[1]=t[1],Tu[2]=t[2],this._state.offsetsBuf.setData(Tu,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Ru[0]=t[0],Ru[1]=t[4],Ru[2]=t[8],Ru[3]=t[12],this._state.modelMatrixCol0Buf.setData(Ru,i),Ru[0]=t[1],Ru[1]=t[5],Ru[2]=t[9],Ru[3]=t[13],this._state.modelMatrixCol1Buf.setData(Ru,i),Ru[0]=t[2],Ru[1]=t[6],Ru[2]=t[10],Ru[3]=t[14],this._state.modelMatrixCol2Buf.setData(Ru,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Uu=$.vec3(),Ou=$.vec3(),Nu=$.mat4(),Qu=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate,d=r.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=Uu;if(f){var m=$.transformPoint3(c,u,Ou);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,Nu)}else p=d;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var B=s._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var F=B[P];if(u){var E=Ne(F.dist,F.dir,u,Uu);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Vu=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Qu(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),Hu={};var ju=C((function e(){x(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),Gu=function(){function e(){x(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}]),e}(),zu=function(){function e(t,i,s,r){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;x(this,e),this._gl=t,this._texture=i,this._textureWidth=s,this._textureHeight=r,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),Wu={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Wu,null,4));var e=0;Object.keys(Wu).forEach((function(t){t.startsWith("size")&&(e+=Wu[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/Wu.totalLines).toFixed(2)));var t={};Object.keys(Wu).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((Wu[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var Ku=function(){function e(){x(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,s,r){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);Wu.sizeDataColorsAndFlags+=l.byteLength,Wu.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+16),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+20);var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";var r=new Float32Array(1536*s).fill(0);Wu.sizeDataTextureOffsets+=r.byteLength,Wu.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,n,i,s,r)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);Wu.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);Wu.sizeDataPositionDecodeMatrices+=n.byteLength,Wu.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*3);Wu.sizeDataTextureIndices+=n.byteLength,Wu.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"generateTextureForPositions",value:function(e,t,i){var s=i/3,r=4096,n=Math.ceil(s/r);if(0===n)throw"texture height===0";var o=new Uint16Array(r*n*3);Wu.sizeDataTexturePositions+=o.byteLength,Wu.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var A=t[a];o.set(A,l),l+=A.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,c,r,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r);n.set(t,0),Wu.sizeDataTexturePortionIds+=n.byteLength,Wu.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,o,s,r)}}]),e}(),Xu=new Xo,Ju=Xu.maxDataTextureHeight,Yu=new Float32Array(16),Zu=new Uint8Array(4),qu=new Float32Array(3),$u=0,eA=$.identityMat4(),tA=function(){function e(t,i){var s,r,n;x(this,e),console.info("Creating DTXLinesLayer"),Wu.numberOfLayers++,this._layerNumber=$u++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(s=t.scene,r=s.id,(n=Hu[r])||(n=new Vu(s),Hu[r]=n,n._compile(),n.eagerCreateRenders(),s.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),s.on("destroyed",(function(){delete Hu[r],n._destroy()}))),n),this.model=t,this._buffer=new ju,this._dataTextureState=new Gu,this._dataTextureGenerator=new Ku,this._state=new Zt({origin:$.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&Wu.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,s=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[s]){var r=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*Ju||r+o>4096*Ju)&&Wu.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*Ju&&r+o<=4096*Ju)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var s=[];t.buckets.forEach((function(e,r){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(r):"".concat(t.id,"#").concat(r),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);s.push(a)}));var r=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(s),this.model.numPortions++,this._meshes.push(e),r}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;Wu.overheadSizeAlignementIndices+=2*(i-t.indices.length);var s=new Uint32Array(i);s.fill(0),s.set(t.indices),t.indices=s}var r=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(r);var a,l=o.lenPositionsCompressed/3,u=r.length/3;o.lenPositionsCompressed+=r.length;var A,c=0;n&&(c=n.length/2,u<=256?(A=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(A=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(A=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),A.push(n));return this._state.numVertices+=u,Wu.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:c,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,s=e.color,r=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||eA),l.perObjectSolid.push(!!e.solid),r?l.perObjectColors.push([255*r[0],255*r[1],255*r[2],255]):s&&l.perObjectColors.push([s[0],s[1],s[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var A=this._subPortions.length;if(t.numLines>0){var c,h=2*t.numLines;t.numVertices<=256?(c=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,Wu.totalLines8Bits+=t.numLines):t.numVertices<=65536?(c=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,Wu.totalLines16Bits+=t.numLines):(c=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,Wu.totalLines32Bits+=t.numLines),Wu.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)c.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,Wu.numberOfPortions++,A}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,s=this.model.scene.canvas.gl,r=this._buffer;t.gl=s,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(s,r.perObjectColors,r.perObjectPickColors,r.perObjectVertexBases,r.perObjectIndexBaseOffsets,r.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(s,r.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(s,r.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(s,r.positionsCompressed,r.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(s,r.perLineNumberPortionId32Bits),r.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(s,r.indices8Bits,r.lenIndices8Bits)),r.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(s,r.indices16Bits,r.lenIndices16Bits)),r.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(s,r.indices32Bits,r.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetColor(i[s],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;Zu[0]=t[0],Zu[1]=t[1],Zu[2]=t[2],Zu[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,Zu))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3],r=this._portionToSubPortionsMap[e],n=0,o=r.length;n<o;n++)this._subPortionSetFlags(r[n],t,i,s)}},{key:"_subPortionSetFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=!!(t&Qe),a=!!(t&ze),l=!!(t&We),u=!!(t&Ke),A=!!(t&He),c=!!(t&Ve);r=!o||c||a?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!o||c?oo.NOT_RENDERED:u?oo.SILHOUETTE_SELECTED:l?oo.SILHOUETTE_HIGHLIGHTED:a?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var h=o&&!c&&A?oo.PICK:oo.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Zu[0]=r,Zu[1]=n,Zu[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Zu))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this._portionToSubPortionsMap[e],r=0,n=s.length;r<n;r++)this._subPortionSetFlags2(s[r],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var s=t&je?255:0,r=this._dataTextureState,n=this.model.scene.canvas.gl;Zu[0]=s,Zu[1]=0,Zu[2]=1,Zu[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(Zu,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Zu))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetOffset(i[s],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;qu[0]=t[0],qu[1]=t[1],qu[2]=t[2],i.texturePerObjectOffsets._textureData.set(qu,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,qu))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetMatrix(i[s],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,s=this.model.scene.canvas.gl;Yu.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Yu,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,Yu))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),iA=$.vec3(),sA=$.vec3(),rA=$.vec3();$.vec3();var nA=$.vec4(),oA=$.mat4(),aA=function(){function e(t,i){x(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=iA;if(f){var m=$.transformPoint3(c,u,sA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,oA),(p=rA)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var B=s._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var F=B[P];if(u){var E=Ne(F.dist,F.dir,u,iA);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new kt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var r=i.lights,n=0,o=r.length;n<o;n++)switch(r[n].type){case"dir":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=s.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=s.getLocation("lightColor"+n),this._uLightPos[n]=s.getLocation("lightPos"+n),this._uLightDir[n]=s.getLocation("lightDir"+n),this._uLightAttenuation[n]=s.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+a),pos:s.getLocation("sectionPlanePos"+a),dir:s.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,n=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=r.length;o<a;o++){var l=r[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var A=i.drawingBufferWidth,c=i.drawingBufferHeight;nA[0]=A,nA[1]=c,nA[2]=u.blendCutoff,nA[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,nA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,s=t._lightsState,r=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=s.lights.length;o<a;o++)"ambient"!==(e=s.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));r&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=s.lights.length;l<u;l++)if("ambient"!==(e=s.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(var r=0,n=t.getNumAllocatedSectionPlanes();r<n;r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),lA=new Float32Array([1,1,1]),uA=$.vec3(),AA=$.vec3(),cA=$.vec3();$.vec3();var hA=$.mat4(),dA=function(){function e(t,i){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate,d=r.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==A[0]||0!==A[1]||0!==A[2]){var v=uA;if(u){var g=AA;$.transformPoint3(c,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=A[0],v[1]+=A[1],v[2]+=A[2],p=Re(d,v,hA),(f=cA)[0]=r.eye[0]-v[0],f[1]=r.eye[1]-v[1],f[2]=r.eye[2]-v[2]}else p=d,f=r.eye;if(o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===oo.SILHOUETTE_XRAYED){var m=s.xrayMaterial._state,_=m.fillColor,y=m.fillAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===oo.SILHOUETTE_HIGHLIGHTED){var b=s.highlightMaterial._state,B=b.fillColor,w=b.fillAlpha;o.uniform4f(this._uColor,B[0],B[1],B[2],w)}else if(i===oo.SILHOUETTE_SELECTED){var x=s.selectedMaterial._state,P=x.fillColor,C=x.fillAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,lA);if(s.logarithmicDepthBufferEnabled){var M=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,M)}var F=s._sectionPlanesState.getNumAllocatedSectionPlanes(),E=s._sectionPlanesState.sectionPlanes.length;if(F>0)for(var k=s._sectionPlanesState.sectionPlanes,I=t.layerIndex*E,D=n.renderFlags,S=0;S<F;S++){var T=this._uSectionPlanes[S];if(T)if(S<E){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=Ne(L.dist,L.dir,u,uA);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),pA=new Float32Array([0,0,0,1]),fA=$.vec3(),vA=$.vec3();$.vec3();var gA=$.mat4(),mA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=fA;if(f){var m=$.transformPoint3(c,u,vA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,gA)}else p=d;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===oo.EDGES_XRAYED){var _=r.xrayMaterial._state,y=_.edgeColor,b=_.edgeAlpha;o.uniform4f(this._uColor,y[0],y[1],y[2],b)}else if(i===oo.EDGES_HIGHLIGHTED){var B=r.highlightMaterial._state,w=B.edgeColor,x=B.edgeAlpha;o.uniform4f(this._uColor,w[0],w[1],w[2],x)}else if(i===oo.EDGES_SELECTED){var P=r.selectedMaterial._state,C=P.edgeColor,M=P.edgeAlpha;o.uniform4f(this._uColor,C[0],C[1],C[2],M)}else o.uniform4fv(this._uColor,pA);var F=r._sectionPlanesState.getNumAllocatedSectionPlanes(),E=r._sectionPlanesState.sectionPlanes.length;if(F>0)for(var k=r._sectionPlanesState.sectionPlanes,I=t.layerIndex*E,D=s.renderFlags,S=0;S<F;S++){var T=this._uSectionPlanes[S];if(T)if(S<E){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=Ne(L.dist,L.dir,u,fA);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),_A=$.vec3(),yA=$.vec3(),bA=$.mat4(),BA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=_A;if(f){var m=$.transformPoint3(c,u,yA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],p=Re(d,g,bA)}else p=d;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,B=t.layerIndex*y,w=s.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=w.sectionPlanesActivePerLayer[B+x];if(o.uniform1i(P.active,C?1:0),C){var M=b[x];if(u){var F=Ne(M.dist,M.dir,u,_A);o.uniform3fv(P.pos,F)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),wA=$.vec3(),xA=$.vec3(),PA=$.vec3(),CA=$.mat4(),MA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate;A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==c[0]||0!==c[1]||0!==c[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(f||v){var g=wA;if(f){var m=$.transformPoint3(d,c,xA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=h[0],g[1]+=h[1],g[2]+=h[2],s=Re(a.viewMatrix,g,CA),(r=PA)[0]=a.eye[0]-g[0],r[1]=a.eye[1]-g[1],r[2]=a.eye[2]-g[2]}else s=a.viewMatrix,r=a.eye;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix),l.uniform3fv(this._uCameraEyeRtc,r),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var _=2/(Math.log(a.project.far+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,_)}var y=o._sectionPlanesState.getNumAllocatedSectionPlanes(),b=o._sectionPlanesState.sectionPlanes.length;if(y>0)for(var B=o._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[w+P];if(l.uniform1i(C.active,M?1:0),M){var F=B[P];if(c){var E=Ne(F.dist,F.dir,c,wA);l.uniform3fv(C.pos,E)}else l.uniform3fv(C.pos,F.pos);l.uniform3fv(C.dir,F.dir)}}else l.uniform1i(C.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),FA=$.vec3(),EA=$.vec3(),kA=$.vec3();$.vec3();var IA=$.mat4(),DA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),c||0!==h[0]||0!==h[1]||0!==h[2]){var v=FA;if(c){var g=EA;$.transformPoint3(d,c,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=h[0],v[1]+=h[1],v[2]+=h[2],s=Re(f,v,IA),(r=kA)[0]=a.eye[0]-v[0],r[1]=a.eye[1]-v[1],r[2]=a.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else s=f,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,r),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix),o.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,m)}var _=o._sectionPlanesState.getNumAllocatedSectionPlanes(),y=o._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=o._sectionPlanesState.sectionPlanes,B=t.layerIndex*y,w=n.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=w.sectionPlanesActivePerLayer[B+x];if(l.uniform1i(P.active,C?1:0),C){var M=b[x];if(c){var F=Ne(M.dist,M.dir,c,FA);l.uniform3fv(P.pos,F)}else l.uniform3fv(P.pos,M.pos);l.uniform3fv(P.dir,M.dir)}}else l.uniform1i(P.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),SA=$.vec3(),TA=$.vec3(),RA=$.vec3(),LA=$.vec3();$.vec3();var UA=$.mat4(),OA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=SA;g[0]=$.safeInv(f[3]-f[0])*$.MAX_INT,g[1]=$.safeInv(f[4]-f[1])*$.MAX_INT,g[2]=$.safeInv(f[5]-f[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(g[0]),e.snapPickCoordinateScale[1]=$.safeInv(g[1]),e.snapPickCoordinateScale[2]=$.safeInv(g[2]),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==c[0]||0!==c[1]||0!==c[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=TA;if(m){var b=$.transformPoint3(d,c,RA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],s=Re(v,y,UA),(r=LA)[0]=a.eye[0]-y[0],r[1]=a.eye[1]-y[1],r[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else s=v,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,r),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var B=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,B);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*x,M=n.renderFlags,F=0;F<w;F++){var E=this._uSectionPlanes[F];if(E)if(F<x){var k=M.sectionPlanesActivePerLayer[C+F];if(l.uniform1i(E.active,k?1:0),k){var I=P[F];if(c){var D=Ne(I.dist,I.dir,c,SA);l.uniform3fv(E.pos,D)}else l.uniform3fv(E.pos,I.pos);l.uniform3fv(E.dir,I.dir)}}else l.uniform1i(E.active,0)}var S="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(S,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(S,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(A.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(S,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),NA=$.vec3(),QA=$.vec3(),VA=$.vec3(),HA=$.vec3();$.vec3();var jA=$.mat4(),GA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var s,r,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,A=u.textureState,c=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=NA;g[0]=$.safeInv(f[3]-f[0])*$.MAX_INT,g[1]=$.safeInv(f[4]-f[1])*$.MAX_INT,g[2]=$.safeInv(f[5]-f[2])*$.MAX_INT,e.snapPickCoordinateScale[0]=$.safeInv(g[0]),e.snapPickCoordinateScale[1]=$.safeInv(g[1]),e.snapPickCoordinateScale[2]=$.safeInv(g[2]),A.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==c[0]||0!==c[1]||0!==c[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=QA;if(m){var b=VA;$.transformPoint3(d,c,b),y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],s=Re(v,y,jA),(r=HA)[0]=a.eye[0]-y[0],r[1]=a.eye[1]-y[1],r[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else s=v,r=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,r),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,s),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var B=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,B);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*x,M=n.renderFlags,F=0;F<w;F++){var E=this._uSectionPlanes[F];if(E)if(F<x){var k=M.sectionPlanesActivePerLayer[C+F];if(l.uniform1i(E.active,k?1:0),k){var I=P[F];if(c){var D=Ne(I.dist,I.dir,c,NA);l.uniform3fv(E.pos,D)}else l.uniform3fv(E.pos,I.pos);l.uniform3fv(E.dir,I.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(A.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),zA=$.vec3(),WA=$.vec3(),KA=$.vec3();$.vec3();var XA=$.mat4(),JA=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=s.position,c=s.rotationMatrix,h=s.rotationMatrixConjugate,d=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==A[0]||0!==A[1]||0!==A[2]){var v=zA;if(u){var g=WA;$.transformPoint3(c,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=A[0],v[1]+=A[1],v[2]+=A[2],p=Re(d,v,XA),(f=KA)[0]=n.eye[0]-v[0],f[1]=n.eye[1]-v[1],f[2]=n.eye[2]-v[2]}else p=d,f=n.eye;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=r._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,B=s.renderFlags,w=0;w<m;w++){var x=this._uSectionPlanes[w];if(x)if(w<_){var P=B.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(x.active,P?1:0),P){var C=y[w];if(u){var M=Ne(C.dist,C.dir,u,zA);o.uniform3fv(x.pos,M)}else o.uniform3fv(x.pos,C.pos);o.uniform3fv(x.dir,C.dir)}}else o.uniform1i(x.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),YA=$.vec3(),ZA=$.vec3(),qA=$.vec3();$.vec3();var $A=$.mat4(),ec=function(){function e(t){x(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=YA;if(f){var m=$.transformPoint3(c,u,ZA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,$A),(p=qA)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var B=s._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var F=B[P];if(u){var E=Ne(F.dist,F.dir,u,YA);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),tc=$.vec3(),ic=$.vec3(),sc=$.vec3();$.vec3();var rc=$.mat4(),nc=function(){function e(t){x(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var s=t.model,r=s.scene,n=r.camera,o=r.canvas.gl,a=t._state,l=t._state.origin,u=s.position,A=s.rotationMatrix,c=s.rotationMatrixConjugate,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var f=0!==l[0]||0!==l[1]||0!==l[2],v=0!==u[0]||0!==u[1]||0!==u[2];if(f||v){var g=tc;if(f){var m=ic;$.transformPoint3(A,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],d=Re(h,g,rc),(p=sc)[0]=n.eye[0]-g[0],p[1]=n.eye[1]-g[1],p[2]=n.eye[2]-g[2]}else d=h,p=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,c),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,B=t.layerIndex*y,w=s.renderFlags,x=0;x<_;x++){var P=this._uSectionPlanes[x];if(P)if(x<y){var C=w.sectionPlanesActivePerLayer[B+x];if(o.uniform1i(P.active,C?1:0),C){var M=b[x];if(l){var F=Ne(M.dist,M.dir,l,tc);o.uniform3fv(P.pos,F)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(yt.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&yt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),oc=$.vec3(),ac=$.vec3(),lc=$.vec3();$.vec3(),$.vec4();var uc=$.mat4(),Ac=function(){function e(t,i){x(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var s=this._scene,r=s.camera,n=t.model,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,A=n.position,c=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==A[0]||0!==A[1]||0!==A[2];if(f||v){var g=oc;if(f){var m=$.transformPoint3(c,u,ac);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=A[0],g[1]+=A[1],g[2]+=A[2],d=Re(r.viewMatrix,g,uc),(p=lc)[0]=r.eye[0]-g[0],p[1]=r.eye[1]-g[1],p[2]=r.eye[2]-g[2]}else d=r.viewMatrix,p=r.eye;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),b=s._sectionPlanesState.sectionPlanes.length;if(y>0)for(var B=s._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,x=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=x.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var F=B[P];if(u){var E=Ne(F.dist,F.dir,u,oc);o.uniform3fv(C.pos,E)}else o.uniform3fv(C.pos,F.pos);o.uniform3fv(C.dir,F.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new kt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+s),pos:i.getLocation("sectionPlanePos"+s),dir:i.getLocation("sectionPlaneDir"+s)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var s=0,r=e._sectionPlanesState.getNumAllocatedSectionPlanes();s<r;s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat($.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),cc=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new dA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new MA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new DA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new Ac(this._scene)),this._snapRenderer||(this._snapRenderer=new OA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new GA(this._scene)),this._snapRenderer||(this._snapRenderer=new OA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new aA(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new aA(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new dA(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ec(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new nc(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new mA(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new BA(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new MA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Ac(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Ac(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new DA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new OA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new GA(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new JA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),hc={};var dc=C((function e(){x(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),pc=function(){function e(){x(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}]),e}(),fc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(fc,null,4));var e=0;Object.keys(fc).forEach((function(t){t.startsWith("size")&&(e+=fc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/fc.totalPolygons).toFixed(2)));var t={};Object.keys(fc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((fc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var vc=function(){function e(){x(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,s,r,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var A=new Uint8Array(16384*u);fc.sizeDataColorsAndFlags+=A.byteLength,fc.numberOfTextures++;for(var c=0;c<a;c++)A.set(t[c],32*c+0),A.set(i[c],32*c+4),A.set([0,0,0,0],32*c+8),A.set([0,0,0,0],32*c+12),A.set([s[c]>>24&255,s[c]>>16&255,s[c]>>8&255,255&s[c]],32*c+16),A.set([r[c]>>24&255,r[c]>>16&255,r[c]>>8&255,255&r[c]],32*c+20),A.set([n[c]>>24&255,n[c]>>16&255,n[c]>>8&255,255&n[c]],32*c+24),A.set([o[c]?1:0,0,0,0],32*c+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,A,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,h,l,u,A)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";var r=new Float32Array(1536*s).fill(0);fc.sizeDataTextureOffsets+=r.byteLength,fc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,n,i,s,r)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);fc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var s=2048,r=Math.ceil(i/512),n=new Float32Array(8192*r);fc.sizeDataPositionDecodeMatrices+=n.byteLength,fc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,a,s,r)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*3);fc.sizeDataTextureIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint8Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";var n=new Uint32Array(s*r*2);fc.sizeDataTextureEdgeIndices+=n.byteLength,fc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new zu(e,A,s,r)}},{key:"createTextureForPositions",value:function(e,t,i){var s=i/3,r=4096,n=Math.ceil(s/r);if(0===n)throw"texture height===0";var o=new Uint16Array(r*n*3);fc.sizeDataTexturePositions+=o.byteLength,fc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var A=t[a];o.set(A,l),l+=A.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,c,r,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";var n=new Uint16Array(s*r);n.set(t,0),fc.sizeDataTexturePortionIds+=n.byteLength,fc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new zu(e,o,s,r)}}]),e}(),gc=new Xo,mc=gc.maxDataTextureHeight,_c=new Float32Array(16),yc=new Uint8Array(4),bc=new Float32Array(3),Bc=0,wc=$.identityMat4(),xc=function(){function e(t,i){var s,r,n;x(this,e),console.info("Creating DTXTrianglesLayer"),fc.numberOfLayers++,this._layerNumber=Bc++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(s=t.scene,r=s.id,(n=hc[r])||(n=new cc(s),hc[r]=n,n._compile(),n.eagerCreateRenders(),s.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),s.on("destroyed",(function(){delete hc[r],n._destroy()}))),n),this.model=t,this._buffer=new dc,this._dtxState=new pc,this._dtxTextureFactory=new vc,this._state=new Zt({origin:$.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=$.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)$.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&fc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,s=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[s]){var r=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*mc||r+o>4096*mc)&&fc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*mc&&r+o<=4096*mc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var s=[];t.buckets.forEach((function(e,r){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(r):"".concat(t.id,"#").concat(r),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);s.push(a)}));var r=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(s),this.model.numPortions++,this._meshes.push(e),r}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;fc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var s=new Uint32Array(i);s.fill(0),s.set(t.indices),t.indices=s}if(t.edgeIndices){var r=8*Math.ceil(t.edgeIndices.length/2/8)*2;fc.overheadSizeAlignementEdgeIndices+=2*(r-t.edgeIndices.length);var n=new Uint32Array(r);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var A,c=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,A=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,A=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,A=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,fc.numberOfGeometries++,{vertexBase:c,numVertices:h,numTriangles:f,numEdges:g,indicesBase:A,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,s){var r=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,A=e.pickColor,c=this._buffer,h=this._state;c.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),c.perObjectInstancePositioningMatrices.push(u||wc),c.perObjectSolid.push(!!e.solid),a?c.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):r&&c.perObjectColors.push([r[0],r[1],r[2],l]),c.perObjectPickColors.push(A),c.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,c.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,c.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=c.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,fc.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=c.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,fc.totalPolygons16Bits+=t.numTriangles):(p=c.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,fc.totalPolygons32Bits+=t.numTriangles),fc.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=c.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,fc.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=c.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,fc.totalEdges16Bits+=t.numEdges):(g=c.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,fc.totalEdges32Bits+=t.numEdges),fc.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this._numPortions++,fc.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,s=this.model.scene.canvas.gl,r=this._buffer;t.gl=s,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(s,r.perObjectColors,r.perObjectPickColors,r.perObjectVertexBases,r.perObjectIndexBaseOffsets,r.perObjectEdgeIndexBaseOffsets,r.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(s,r.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(s,r.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(s,r.positionsCompressed,r.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perTriangleNumberPortionId32Bits),r.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId8Bits)),r.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId16Bits)),r.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(s,r.perEdgeNumberPortionId32Bits)),r.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(s,r.indices8Bits,r.lenIndices8Bits)),r.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(s,r.indices16Bits,r.lenIndices16Bits)),r.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(s,r.indices32Bits,r.lenIndices32Bits)),r.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(s,r.edgeIndices8Bits,r.lenEdgeIndices8Bits)),r.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(s,r.edgeIndices16Bits,r.lenEdgeIndices16Bits)),r.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(s,r.edgeIndices32Bits,r.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&Qe&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&We&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&Ke&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&He&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ve&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Qe?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ve?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&He?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetColor(i[s],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;if(yc[0]=t[0],yc[1]=t[1],yc[2]=t[2],yc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(yc,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,yc)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3],r=this._portionToSubPortionsMap[e],n=0,o=r.length;n<o;n++)this._subPortionSetFlags(r[n],t,i,s)}},{key:"_subPortionSetFlags",value:function(e,t,i){var s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var r,n,o=!!(t&Qe),a=!!(t&ze),l=!!(t&We),u=!!(t&Ke),A=!!(t&Xe),c=!!(t&He),h=!!(t&Ve);r=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?oo.NOT_RENDERED:i?oo.COLOR_TRANSPARENT:oo.COLOR_OPAQUE,n=!o||h?oo.NOT_RENDERED:u?oo.SILHOUETTE_SELECTED:l?oo.SILHOUETTE_HIGHLIGHTED:a?oo.SILHOUETTE_XRAYED:oo.NOT_RENDERED;var d=0;d=!o||h?oo.NOT_RENDERED:u?oo.EDGES_SELECTED:l?oo.EDGES_HIGHLIGHTED:a?oo.EDGES_XRAYED:A?i?oo.EDGES_COLOR_TRANSPARENT:oo.EDGES_COLOR_OPAQUE:oo.NOT_RENDERED;var p=o&&!h&&c?oo.PICK:oo.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;yc[0]=r,yc[1]=n,yc[2]=d,yc[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(yc,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,yc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this._portionToSubPortionsMap[e],r=0,n=s.length;r<n;r++)this._subPortionSetFlags2(s[r],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var s=t&je?255:0,r=this._dtxState,n=this.model.scene.canvas.gl;yc[0]=s,yc[1]=0,yc[2]=1,yc[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(yc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,yc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetOffset(i[s],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;bc[0]=t[0],bc[1]=t[1],bc[2]=t[2],i.texturePerObjectOffsets._textureData.set(bc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,bc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],s=0,r=i.length;s<r;s++)this._subPortionSetMatrix(i[s],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,s=this.model.scene.canvas.gl;_c.set(t),i.texturePerObjectInstanceMatrices._textureData.set(_c,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,_c))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,oo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var s=t.gl;i?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,oo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,oo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge 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buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,oo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,oo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,oo.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,oo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,oo.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var 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r.manager.itemError(e),t;delete Ic[e];for(var s=0,n=i.length;s<n;s++){var o=i[s];o.onError&&o.onError(t)}r.manager.itemError(e)})).finally((function(){r.manager.itemEnd(e)})),this.manager.itemStart(e)}else Ic[e].push({onLoad:t,onProgress:i,onError:s})}},{key:"setResponseType",value:function(e){return this.responseType=e,this}},{key:"setMimeType",value:function(e){return this.mimeType=e,this}}]),i}(),Sc=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:4;x(this,e),this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}return C(e,[{key:"_initWorker",value:function(e){if(!this.workers[e]){var t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}},{key:"_getIdleWorker",value:function(){for(var e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}},{key:"_onMessage",value:function(e,t){var i=this.workersResolve[e];if(i&&i(t),this.queue.length){var 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Sc,this._workerSourceURL="",r&&this._workerPool.setWorkerLimit(r);var n=i.capabilities;this._workerConfig={astcSupported:n.astcSupported,etc1Supported:n.etc1Supported,etc2Supported:n.etc2Supported,dxtSupported:n.dxtSupported,bptcSupported:n.bptcSupported,pvrtcSupported:n.pvrtcSupported},this._supportedFileTypes=["xkt2"]}return C(e,[{key:"_init",value:function(){var t=this;if(!this._transcoderPending){var i=new Dc;i.setPath(this._transcoderPath),i.setWithCredentials(this.withCredentials);var s=i.loadAsync("basis_transcoder.js"),r=new Dc;r.setPath(this._transcoderPath),r.setResponseType("arraybuffer"),r.setWithCredentials(this.withCredentials);var n=r.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([s,n]).then((function(i){var s=h(i,2),r=s[0],n=s[1],o=e.BasisWorker.toString(),a=["/* constants */","let _EngineFormat = "+JSON.stringify(e.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(e.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(e.BasisFormat),"/* basis_transcoder.js */",r,"/* worker */",o.substring(o.indexOf("{")+1,o.lastIndexOf("}"))].join("\n");t._workerSourceURL=URL.createObjectURL(new Blob([a])),t._transcoderBinary=n,t._workerPool.setWorkerCreator((function(){var e=new Worker(t._workerSourceURL),i=t._transcoderBinary.slice(0);return e.postMessage({type:"init",config:t._workerConfig,transcoderBinary:i},[i]),e}))})),Tc>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),Tc++}return this._transcoderPending}},{key:"transcode",value:function(e,t){var i=this,s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return new Promise((function(r,n){var o=s;i._init().then((function(){return i._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e)})).then((function(e){var i=e.data,s=i.mipmaps,o=(i.width,i.height,i.format),a=i.type,l=i.error,u=i.dfdTransferFn,A=i.dfdFlags;if("error"===a)return n(l);t.setCompressedData({mipmaps:s,props:{format:o,minFilter:1===s.length?1006:1008,magFilter:1===s.length?1006:1008,encoding:2===u?3001:3e3,premultiplyAlpha:!!(1&A)}}),r()}))}))}},{key:"destroy",value:function(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),Tc--}}]),e}();Rc.BasisFormat={ETC1S:0,UASTC_4x4:1},Rc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},Rc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},Rc.BasisWorker=function(){var e,t,i,s=_EngineFormat,r=_TranscoderFormat,n=_BasisFormat;self.addEventListener("message",(function(o){var A,c=o.data;switch(c.type){case"init":e=c.config,A=c.transcoderBinary,t=new Promise((function(e){i={wasmBinary:A,onRuntimeInitialized:e},BASIS(i)})).then((function(){i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((function(){try{for(var t=function(t){var o=new i.KTX2File(new Uint8Array(t));function A(){o.close(),o.delete()}if(!o.isValid())throw A(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");var c=o.isUASTC()?n.UASTC_4x4:n.ETC1S,h=o.getWidth(),d=o.getHeight(),p=o.getLevels(),f=o.getHasAlpha(),v=o.getDFDTransferFunc(),g=o.getDFDFlags(),m=function(t,i,o,A){for(var c,h,d=t===n.ETC1S?a:l,p=0;p<d.length;p++){var f=d[p];if(e[f.if]&&(f.basisFormat.includes(t)&&!(A&&f.transcoderFormat.length<2)&&(!f.needsPowerOfTwo||u(i)&&u(o))))return{transcoderFormat:c=f.transcoderFormat[A?1:0],engineFormat:h=f.engineFormat[A?1:0]}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,h=s.RGBAFormat,{transcoderFormat:c,engineFormat:h}}(c,h,d,f),_=m.transcoderFormat,y=m.engineFormat;if(!h||!d||!p)throw A(),new Error("KTX2TextureTranscoder: Invalid texture");if(!o.startTranscoding())throw A(),new Error("KTX2TextureTranscoder: .startTranscoding failed");for(var b=[],B=0;B<p;B++){var w=o.getImageLevelInfo(B,0,0),x=w.origWidth,P=w.origHeight,C=new Uint8Array(o.getImageTranscodedSizeInBytes(B,0,0,_));if(!o.transcodeImage(C,B,0,0,_,0,-1,-1))throw A(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:C,width:x,height:P})}return A(),{width:h,height:d,hasAlpha:f,mipmaps:b,format:y,dfdTransferFn:v,dfdFlags:g}}(c.buffers[0]),o=t.width,A=t.height,h=t.hasAlpha,d=t.mipmaps,p=t.format,f=t.dfdTransferFn,v=t.dfdFlags,g=[],m=0;m<d.length;++m)g.push(d[m].data.buffer);self.postMessage({type:"transcode",id:c.id,width:o,height:A,hasAlpha:h,mipmaps:d,format:p,dfdTransferFn:f,dfdFlags:v},g)}catch(e){console.error("[KTX2TextureTranscoder.BasisWorker]: ".concat(e)),self.postMessage({type:"error",id:c.id,error:e.message})}}))}}));var o=[{if:"astcSupported",basisFormat:[n.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=o.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=o.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function u(e){return e<=2||0==(e&e-1)&&0!==e}};var Lc={};function Uc(e){var t=e.scene.id,i=Lc[t];return i||(i=new Rc({viewer:e}),Lc[t]=i,e.scene.on("destroyed",(function(){delete Lc[t],i.destroy()}))),i}
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -14,7 +14,7 @@ var e,t=a().mark(KB),i=a().mark(XB),s=a().mark(nM);function r(e,t){var i=Object.
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/var Hc=null;function jc(e,t){var i,s,r,n,o,a,l=3*e,u=3*t,A=Math.min(i=Hc[l],s=Hc[l+1],r=Hc[l+2]),c=Math.min(n=Hc[u],o=Hc[u+1],a=Hc[u+2]);if(A!==c)return A-c;var h=Math.max(i,s,r),d=Math.max(n,o,a);return h!==d?h-d:0}function Gc(e,t){for(var i=new Int32Array(e.length/3),s=0,r=i.length;s<r;s++)i[s]=s;Hc=new Int32Array(e.length);for(var n=0,o=e.length;n<o;n++)Hc[n]=e[n]>>t;i.sort(jc);for(var a=new Int32Array(e.length),l=0,u=i.length;l<u;l++)a[3*l+0]=e[3*i[l]+0],a[3*l+1]=e[3*i[l]+1],a[3*l+2]=e[3*i[l]+2];return a}var zc=null;function Wc(e,t){var i=zc[2*e]-zc[2*t];return 0!==i?i:zc[2*e+1]-zc[2*t+1]}function Kc(e){if(0===(e||[]).length)return[];for(var t=new Int32Array(e.length/2),i=0,s=t.length;i<s;i++)t[i]=i;for(var r=0,n=e.length;r<n;r+=2)if(e[r]>e[r+1]){var o=e[r];e[r]=e[r+1],e[r+1]=o}zc=new Int32Array(e),t.sort(Wc);for(var a=new Int32Array(e.length),l=0,u=t.length;l<u;l++)a[2*l+0]=e[2*t[l]+0],a[2*l+1]=e[2*t[l]+1];return a}function Xc(e,t){var i={},s={};e.forEach((function(e){for(var t=e.indices,r=e.edgeIndices,n=e.positionsCompressed,o=0,a=t.length;o<a;o+=3){var l=n[3*t[o]]+"_"+n[3*t[o]+1]+"_"+n[3*t[o]+2]+"/"+n[3*t[o+1]]+"_"+n[3*t[o+1]+1]+"_"+n[3*t[o+1]+2]+"/"+n[3*t[o+2]]+"_"+n[3*t[o+2]+1]+"_"+n[3*t[o+2]+2];i[l]=!0}e.edgeIndices.length/2;for(var u=0,A=r.length;u<A;u+=2){var c=n[3*r[u]]+"_"+n[3*r[u]+1]+"_"+n[3*r[u]+2]+"/"+n[3*r[u+1]]+"_"+n[3*r[u+1]+1]+"_"+n[3*r[u+1]+2]+"/";s[c]=!0}}));var r=t.indices;t.edgeIndices;for(var n=t.positionsCompressed,o=0,a=r.length;o<a;o+=3){var l=n[3*r[o]]+"_"+n[3*r[o]+1]+"_"+n[3*r[o]+2]+"/"+n[3*r[o+1]]+"_"+n[3*r[o+1]+1]+"_"+n[3*r[o+1]+2]+"/"+n[3*r[o+2]]+"_"+n[3*r[o+2]+1]+"_"+n[3*r[o+2]+2];if(!(l in i))throw console.log("Not found "+l),"Ohhhh!"}}var Jc=$.vec4(4),Yc=$.vec4(),Zc=$.vec4(),qc=$.vec3([1,0,0]),$c=$.vec3([0,1,0]),eh=$.vec3([0,0,1]);$.vec3(3),$.vec3(3);var th=$.identityMat4(),ih=function(){function e(t){x(this,e),this._model=t.model,this.id=t.id,this._parentTransform=t.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=$.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=$.identityMat4(new Float32Array(16)),this._worldMatrix=$.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),t.parent&&t.parent._addChildTransform(this)}return C(e,[{key:"_addChildTransform",value:function(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}},{key:"_addMesh",value:function(e){this._meshes.push(e),e.transform=this}},{key:"parentTransform",get:function(){return this._parentTransform}},{key:"meshes",get:function(){return this._meshes}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=$.identityMat4()),this._localMatrix.set(e||th),$.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Jc[0]=e[0],Jc[1]=e[1],Jc[2]=e[2],Jc[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Jc,Yc),$.mulQuaternions(this.quaternion,Yc,Zc),this.quaternion=Zc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Jc[0]=e[0],Jc[1]=e[1],Jc[2]=e[2],Jc[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Jc,Yc),$.mulQuaternions(Yc,this.quaternion,Yc),this}},{key:"rotateX",value:function(e){return this.rotate(qc,e)}},{key:"rotateY",value:function(e){return this.rotate($c,e)}},{key:"rotateZ",value:function(e){return this.rotate(eh,e)}},{key:"translate",value:function(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateX",value:function(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateY",value:function(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateZ",value:function(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._transformDirty()}},{key:"_transformDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._childTransforms.length;e<t;e++){var i=this._childTransforms[e];if(i._transformDirty(),i._meshes&&i._meshes.length>0)for(var s=i._meshes,r=0,n=s.length;r<n;r++)s[r]._transformDirty()}if(this._meshes&&this._meshes.length>0)for(var o=this._meshes,a=0,l=o.length;a<l;a++)o[a]._transformDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentTransform)$.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._childTransforms)for(var t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}]),e}(),sh=$.vec3(),rh=$.OBB3(),nh=$.vec3([1,1,1]),oh=$.vec3([0,0,0]),ah=$.vec3([0,0,0]),lh=$.identityQuaternion(),uh=$.identityMat4(),Ah=new Uint8Array([255,255,255]),ch=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._dtxEnabled=s.scene.dtxEnabled&&!1!==r.dtxEnabled,s._enableVertexWelding=!1,s._enableIndexBucketing=!1,s._vboBatchingLayerScratchMemory=no(),s._textureTranscoder=r.textureTranscoder||Uc(s.scene.viewer),s._maxGeometryBatchSize=r.maxGeometryBatchSize,s._aabb=$.collapseAABB3(),s._aabbDirty=!0,s._quantizationRanges={},s._vboInstancingLayers={},s._vboBatchingLayers={},s._dtxLayers={},s._meshList=[],s.layerList=[],s._entityList=[],s._geometries={},s._dtxBuckets={},s._textures={},s._textureSets={},s._transforms={},s._meshes={},s._unusedMeshes={},s._entities={},s.renderFlags=new Wr,s.numGeometries=0,s.numPortions=0,s.numVisibleLayerPortions=0,s.numTransparentLayerPortions=0,s.numXRayedLayerPortions=0,s.numHighlightedLayerPortions=0,s.numSelectedLayerPortions=0,s.numEdgesLayerPortions=0,s.numPickableLayerPortions=0,s.numClippableLayerPortions=0,s.numCulledLayerPortions=0,s.numEntities=0,s._numTriangles=0,s._numLines=0,s._numPoints=0,s._edgeThreshold=r.edgeThreshold||10,s._origin=$.vec3(r.origin||[0,0,0]),s._position=$.vec3(r.position||[0,0,0]),s._rotation=$.vec3(r.rotation||[0,0,0]),s._quaternion=$.vec4(r.quaternion||[0,0,0,1]),s._conjugateQuaternion=$.vec4(r.quaternion||[0,0,0,1]),r.rotation&&$.eulerToQuaternion(s._rotation,"XYZ",s._quaternion),s._scale=$.vec3(r.scale||[1,1,1]),s._worldRotationMatrix=$.mat4(),s._worldRotationMatrixConjugate=$.mat4(),s._matrix=$.mat4(),s._matrixDirty=!0,s._rebuildMatrices(),s._worldNormalMatrix=$.mat4(),$.inverseMat4(s._matrix,s._worldNormalMatrix),$.transposeMat4(s._worldNormalMatrix),(r.matrix||r.position||r.rotation||r.scale||r.quaternion)&&(s._viewMatrix=$.mat4(),s._viewNormalMatrix=$.mat4(),s._viewMatrixDirty=!0,s._matrixNonIdentity=!0),s._opacity=1,s._colorize=[1,1,1],s._saoEnabled=!1!==r.saoEnabled,s._pbrEnabled=!1!==r.pbrEnabled,s._colorTextureEnabled=!1!==r.colorTextureEnabled,s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewMatrixDirty=!0})),s._meshesWithDirtyMatrices=[],s._numMeshesWithDirtyMatrices=0,s._onTick=s.scene.on("tick",(function(){for(;s._numMeshesWithDirtyMatrices>0;)s._meshesWithDirtyMatrices[--s._numMeshesWithDirtyMatrices]._updateMatrix()})),s._createDefaultTextureSet(),s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.colorize=r.colorize,s.opacity=r.opacity,s.backfaces=r.backfaces,s}return C(i,[{key:"_meshMatrixDirty",value:function(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}},{key:"_createDefaultTextureSet",value:function(){var e=new Cc({id:"defaultColorTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new Cc({id:"defaultMetalRoughTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new Cc({id:"defaultNormalsTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new Cc({id:"defaultEmissiveTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new Cc({id:"defaultOcclusionTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new Pc({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}},{key:"isPerformanceModel",get:function(){return!0}},{key:"transforms",get:function(){return this._transforms}},{key:"textures",get:function(){return this._textures}},{key:"textureSets",get:function(){return this._textureSets}},{key:"meshes",get:function(){return this._meshes}},{key:"objects",get:function(){return this._entities}},{key:"origin",get:function(){return this._origin}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){}},{key:"matrix",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix},set:function(e){this._matrix.set(e||uh),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),$.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),$.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotationMatrix",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}},{key:"_rebuildMatrices",value:function(){this._matrixDirty&&($.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),$.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),$.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}},{key:"rotationMatrixConjugate",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}},{key:"_setWorldMatrixDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}},{key:"_sceneModelDirty",value:function(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(var e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}},{key:"worldMatrix",get:function(){return this.matrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrix}},{key:"viewMatrix",get:function(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&($.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}},{key:"viewNormalMatrix",get:function(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&($.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}},{key:"backfaces",get:function(){return this._backfaces},set:function(e){e=!!e,this._backfaces=e,this.glRedraw()}},{key:"entityList",get:function(){return this._entityList}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return!1}},{key:"aabb",get:function(){if(this._aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._entityList.length;e<t;e++)$.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"numLines",get:function(){return this._numLines}},{key:"numPoints",get:function(){return this._numPoints}},{key:"visible",get:function(){return this.numVisibleLayerPortions>0},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}},{key:"xrayed",get:function(){return this.numXRayedLayerPortions>0},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}},{key:"highlighted",get:function(){return this.numHighlightedLayerPortions>0},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}},{key:"selected",get:function(){return this.numSelectedLayerPortions>0},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}},{key:"edges",get:function(){return this.numEdgesLayerPortions>0},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}},{key:"pickable",get:function(){return this.numPickableLayerPortions>0},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}},{key:"colorize",get:function(){return this._colorize},set:function(e){this._colorize=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}},{key:"opacity",get:function(){return this._opacity},set:function(e){this._opacity=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}},{key:"saoEnabled",get:function(){return this._saoEnabled}},{key:"pbrEnabled",get:function(){return this._pbrEnabled}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!1}},{key:"xrayMaterial",get:function(){return this.scene.xrayMaterial}},{key:"highlightMaterial",get:function(){return this.scene.highlightMaterial}},{key:"selectedMaterial",get:function(){return this.scene.selectedMaterial}},{key:"edgeMaterial",get:function(){return this.scene.edgeMaterial}},{key:"getPickViewMatrix",value:function(e){return this._viewMatrix?this._viewMatrix:e}},{key:"createQuantizationRange",value:function(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:ea(e.aabb,$.mat4())}:this.error("[createQuantizationRange] Config missing: id")}},{key:"createGeometry",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error("[createGeometry] Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ea(e.positionsDecodeBoundary,$.mat4())),e.positions){var i=$.collapseAABB3();e.positionsDecodeMatrix=$.mat4(),$.expandAABB3Points3(i,e.positions),e.positionsCompressed=$o(e.positions,i,e.positionsDecodeMatrix),e.aabb=i}else if(e.positionsCompressed){var s=$.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),$.expandAABB3Points3(s,e.positionsCompressed),ki.decompressAABB(s,e.positionsDecodeMatrix),e.aabb=s}else if(e.buckets){var r=$.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(var n=0,o=e.buckets.length;n<o;n++){var a=e.buckets[n];a.positions?$.expandAABB3Points3(r,a.positions):a.positionsCompressed&&$.expandAABB3Points3(r,a.positionsCompressed)}e.positionsDecodeMatrix&&ki.decompressAABB(r,e.positionsDecodeMatrix),e.aabb=r}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){for(var l=e.colors,u=new Uint8Array(l.length),A=0,c=l.length;A<c;A++)u[A]=255*l[A];e.colorsCompressed=u}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Bi(e.positions,e.indices,null,5):e.edgeIndices=Bi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){var h=ki.getUVBounds(e.uv),d=ki.compressUVs(e.uv,h.min,h.max);e.uvCompressed=d.quantized,e.uvDecodeMatrix=d.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error("[createGeometry] Unsupported value for 'primitive': '".concat(e.primitive,"' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'."));else this.error("[createGeometry] Config missing: id")}},{key:"createTexture",value:function(e){var t=this,i=e.id;if(null!=i)if(this._textures[i])this.error("[createTexture] Texture already created: "+i);else{if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;var s=e.minFilter||1008;1006!==s&&1007!==s&&1008!==s&&1005!==s&&1004!==s&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),s=1008);var r=e.magFilter||1006;1006!==r&&1003!==r&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),r=1006);var n=e.wrapS||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);var o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);var a=e.wrapR||1e3;1001!==a&&1002!==a&&1e3!==a&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),a=1e3);var l=e.encoding||3e3;3e3!==l&&3001!==l&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),l=3e3);var u=new In({gl:this.scene.canvas.gl,minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,encoding:l});if(e.preloadColor&&u.setPreloadColor(e.preloadColor),e.image){var A=e.image;A.crossOrigin="Anonymous",u.setImage(A,{minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l})}else if(e.src){var c=e.src.split(".").pop();switch(c){case"jpeg":case"jpg":case"png":case"gif":var h=new Image;h.onload=function(){u.setImage(h,{minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l}),t.glRedraw()},h.src=e.src;break;default:this._textureTranscoder?le.loadArraybuffer(e.src,(function(e){e.byteLength?t._textureTranscoder.transcode([e],u).then((function(){t.glRedraw()})):t.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error("[createTexture] Can't create texture from 'src': ".concat(e))})):this.error("[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('".concat(c,"')"))}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,u).then((function(){t.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[i]=new Cc({id:i,texture:u})}else this.error("[createTexture] Config missing: id")}},{key:"createTextureSet",value:function(e){var t=e.id;if(null!=t){if(!this._textureSets[t]){var i,s,r,n,o;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(!(i=this._textures[e.colorTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.colorTextureId," - ensure that you create it first with createTexture()"))}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(!(s=this._textures[e.metallicRoughnessTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.metallicRoughnessTextureId," - ensure that you create it first with createTexture()"))}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(!(r=this._textures[e.normalsTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.normalsTextureId," - ensure that you create it first with createTexture()"))}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(!(n=this._textures[e.emissiveTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.emissiveTextureId," - ensure that you create it first with createTexture()"))}else n=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(!(o=this._textures[e.occlusionTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.occlusionTextureId," - ensure that you create it first with createTexture()"))}else o=this._textures.defaultOcclusionTexture;var a=new Pc({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:n,occlusionTexture:o});return this._textureSets[t]=a,a}this.error("[createTextureSet] Texture set already created: ".concat(t))}else this.error("[createTextureSet] Config missing: id")}},{key:"createTransform",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._transforms[e.id])this.error("[createTransform] SceneModel already has a transform with this ID: ".concat(e.id));else{var t;if(!e.parentTransformId||(t=this._transforms[e.parentTransformId])){var i=new ih({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}this.error("[createTransform] SceneModel.createTransform() config missing: id")}else this.error("[createTransform] SceneModel.createTransform() config missing: id")}},{key:"createMesh",value:function(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error("[createMesh] SceneModel already has a mesh with this ID: ".concat(e.id)),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error("Unsupported value for 'primitive': '".concat(primitive,"'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.")),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error("Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;var i=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?$.addVec3(this._origin,e.origin,$.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){var s=e.scale||nh,r=e.position||oh,n=e.rotation||ah;$.eulerToQuaternion(n,"XYZ",lh),e.meshMatrix=$.composeMat4(r,lh,s,$.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ea(e.positionsDecodeBoundary,$.mat4())),i){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){var o=$.vec3(),a=[];Ue(e.positions,a,o)&&(e.positions=a,e.origin=$.addVec3(e.origin,o,o))}if(e.positions){var l=$.collapseAABB3();e.positionsDecodeMatrix=$.mat4(),$.expandAABB3Points3(l,e.positions),e.positionsCompressed=$o(e.positions,l,e.positionsDecodeMatrix),e.aabb=l}else if(e.positionsCompressed){var u=$.collapseAABB3();$.expandAABB3Points3(u,e.positionsCompressed),ki.decompressAABB(u,e.positionsDecodeMatrix),e.aabb=u}if(e.buckets){for(var A=$.collapseAABB3(),c=0,h=e.buckets.length;c<h;c++){var d=e.buckets[c];d.positions?$.expandAABB3Points3(A,d.positions):d.positionsCompressed&&$.expandAABB3Points3(A,d.positionsCompressed)}e.positionsDecodeMatrix&&ki.decompressAABB(A,e.positionsDecodeMatrix),e.aabb=A}e.meshMatrix&&($.AABB3ToOBB3(e.aabb,rh),$.transformOBB3(e.meshMatrix,rh),$.OBB3ToAABB3(rh,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Bi(e.positions,e.indices,null,2):e.edgeIndices=Bi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=hh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){var p=[];Ue(e.positions,p,sh)&&(e.positions=p,e.origin=$.addVec3(e.origin,sh,$.vec3()))}if(e.positions){var f=$.collapseAABB3();e.meshMatrix&&($.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),$.expandAABB3Points3(f,e.positions),e.aabb=f}else{var v=$.collapseAABB3();$.expandAABB3Points3(v,e.positionsCompressed),ki.decompressAABB(v,e.positionsDecodeMatrix),e.aabb=v}if(e.meshMatrix&&($.AABB3ToOBB3(e.aabb,rh),$.transformOBB3(e.meshMatrix,rh),$.OBB3ToAABB3(rh,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Bi(e.positions,e.indices,null,2):e.edgeIndices=Bi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error("[createMesh] Texture set not found: ".concat(e.textureSetId," - ensure that you create it first with createTextureSet()")),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error("[createMesh] Geometry not found: ".concat(e.geometryId," - ensure that you create it first with createGeometry()")),!1;if(e.origin=e.origin?$.addVec3(this._origin,e.origin,$.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error("[createMesh] Transform not found: ".concat(e.transformId," - ensure that you create it first with createTransform()")),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{var g=e.scale||nh,m=e.position||oh,_=e.rotation||ah;$.eulerToQuaternion(_,"XYZ",lh),e.meshMatrix=$.composeMat4(m,lh,g,$.mat4())}$.AABB3ToOBB3(e.geometry.aabb,rh),$.transformOBB3(e.meshMatrix,rh),e.aabb=$.OBB3ToAABB3(rh,$.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;var y=this._dtxBuckets[e.geometryId];y||(y=hh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=y),e.buckets=y}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}},{key:"_createMesh",value:function(e){var t=new io(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);var i=t.pickId,s=i>>24&255,r=i>>16&255,n=i>>8&255,o=255&i;switch(e.pickColor=new Uint8Array([o,n,r,s]),e.solid="solid"===e.primitive,t.origin=$.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}},{key:"_getNumPrimitives",value:function(e){var t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(var i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(var r=0,n=e.buckets.length;r<n;r++)t+=e.buckets[r].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:var o=e.geometry;t+=o.positions?o.positions.length:o.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(var a=0,l=e.buckets.length;a<l;a++)t+=e.buckets[a].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}},{key:"_getDTXLayer",value:function(e){var t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=".".concat(i,".").concat(Math.round(t[0]),".").concat(Math.round(t[1]),".").concat(Math.round(t[2])),r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new xc(this,{layerIndex:0,origin:t});break;case"lines":r=new tA(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}},{key:"_getVBOBatchingLayer",value:function(e){var t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(e.primitive,".").concat(s,".").concat(r),o=this._vboBatchingLayers[n];if(o)return o;for(var a=e.textureSet;!o;){switch(e.primitive){case"triangles":case"solid":case"surface":o=new da({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":o=new Bl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":o=new cu({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}var l=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?o.canCreatePortion(l):o.canCreatePortion(l,e.indices.length))||(o.finalize(),delete this._vboBatchingLayers[n],o=null)}return this._vboBatchingLayers[n]=o,this.layerList.push(o),o}},{key:"_createHashStringFromMatrix",value:function(e){for(var t=e.join(""),i=0,s=0;s<t.length;s++){i=(i<<5)-i+t.charCodeAt(s),i|=0}return(i>>>0).toString(16)}},{key:"_getVBOInstancingLayer",value:function(e){var t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(s,".").concat(r),o=this._vboInstancingLayers[n];if(o)return o;for(var a=e.textureSet,l=e.geometry;!o;)switch(l.primitive){case"triangles":case"surface":o=new rl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":o=new rl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":o=new jl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":o=new Lu({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[n]=o,this.layerList.push(o),o}},{key:"createEntity",value:function(e){if(void 0===e.id?e.id=$.createUUID():this.scene.components[e.id]&&(this.error("Scene already has a Component with this ID: ".concat(e.id," - will assign random ID")),e.id=$.createUUID()),void 0!==e.meshIds){var t=0;this._visible&&!1!==e.visible&&(t|=Qe),this._pickable&&!1!==e.pickable&&(t|=He),this._culled&&!1!==e.culled&&(t|=Ve),this._clippable&&!1!==e.clippable&&(t|=je),this._collidable&&!1!==e.collidable&&(t|=Ge),this._edges&&!1!==e.edges&&(t|=Xe),this._xrayed&&!1!==e.xrayed&&(t|=ze),this._highlighted&&!1!==e.highlighted&&(t|=We),this._selected&&!1!==e.selected&&(t|=Ke),e.flags=t,this._createEntity(e)}else this.error("Config missing: meshIds")}},{key:"_createEntity",value:function(e){for(var t=[],i=0,s=e.meshIds.length;i<s;i++){var r=e.meshIds[i],n=this._meshes[r];n?n.parent?this.error('Mesh with ID "'.concat(r,'" already belongs to object with ID "').concat(n.parent.id,'" - ignoring this mesh')):(t.push(n),delete this._unusedMeshes[r]):this.error('Mesh with this ID not found: "'.concat(r,'" - ignoring this mesh'))}var o=new Ze(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(o),this._entities[e.id]=o,this.numEntities++}},{key:"finalize",value:function(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(var e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(var i=0,s=this._entityList.length;i<s;i++){this._entityList[i]._finalize()}for(var r=0,n=this._entityList.length;r<n;r++){this._entityList[r]._finalize2()}this.layerList.sort((function(e,t){return e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0}));for(var o=0,a=this.layerList.length;o<a;o++){this.layerList[o].layerIndex=o}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}},{key:"stateSortCompare",value:function(e,t){}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}},{key:"_updateRenderFlagsVisibleLayers",value:function(){var e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(var t=0,i=this.layerList.length;t<i;t++){var s=this.layerList[t];this._getActiveSectionPlanesForLayer(s)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}},{key:"_createDummyEntityForUnusedMeshes",value:function(){var e=Object.keys(this._unusedMeshes);if(e.length>0){var t="".concat(this.id,"-dummyEntityForUnusedMeshes");this.warn('Creating dummy SceneModelEntity "'.concat(t,'" for unused SceneMeshes: [').concat(e.join(","),"]")),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}},{key:"_getActiveSectionPlanesForLayer",value:function(e){var t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(var n=0;n<s;n++){i[n].active?(t.sectionPlanesActivePerLayer[r+n]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+n]=!1}return!0}},{key:"_updateRenderFlags",value:function(){if(0!==this.numVisibleLayerPortions&&this.numCulledLayerPortions!==this.numPortions){var e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){var t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0)this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0));if(this.numSelectedLayerPortions>0){var i=this.scene.selectedMaterial._state;i.fill&&(i.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){var s=this.scene.highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"drawColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawColorOpaque(t,e)}}},{key:"drawColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawColorTransparent(t,e)}}},{key:"drawDepth",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawDepth(t,e)}}},{key:"drawNormals",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawNormals(t,e)}}},{key:"drawSilhouetteXRayed",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteXRayed(t,e)}}},{key:"drawSilhouetteHighlighted",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteHighlighted(t,e)}}},{key:"drawSilhouetteSelected",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteSelected(t,e)}}},{key:"drawEdgesColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesColorOpaque(t,e)}}},{key:"drawEdgesColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesColorTransparent(t,e)}}},{key:"drawEdgesXRayed",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesXRayed(t,e)}}},{key:"drawEdgesHighlighted",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesHighlighted(t,e)}}},{key:"drawEdgesSelected",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesSelected(t,e)}}},{key:"drawOcclusion",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawOcclusion(t,e)}}},{key:"drawShadow",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawShadow(t,e)}}},{key:"setPickMatrices",value:function(e,t){if(0!==this._numVisibleLayerPortions)for(var i=this.renderFlags,s=0,r=i.visibleLayers.length;s<r;s++){var n=i.visibleLayers[s],o=this.layerList[n];o.setPickMatrices&&o.setPickMatrices(e,t)}}},{key:"drawPickMesh",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickMesh(t,e)}}},{key:"drawPickDepths",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickDepths(t,e)}}},{key:"drawPickNormals",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickNormals(t,e)}}},{key:"drawSnapInit",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i],n=this.layerList[r];n.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"drawSnap",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i],n=this.layerList[r];n.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"destroy",value:function(){for(var e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();for(var t in this._vboBatchingLayers={},this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(t)&&this._vboInstancingLayers[t].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(var s=0,r=this.layerList.length;s<r;s++)this.layerList[s].destroy();this.layerList=[];for(var n=0,o=this._entityList.length;n<o;n++)this._entityList[n]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==ro&&0==--ro&&so._clear(),f(w(i.prototype),"destroy",this).call(this)}}]),i}();function hh(e,t,i){var s,r,n,o;if(t||i){var a=h(Vc({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}),3);s=a[0],r=a[1],n=a[2]}else s=e.positionsCompressed,r=e.indices,n=e.edgeIndices;i?o=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=e.positionsCompressed||[],r=Gc(e.indices||[],t),n=Kc(e.edgeIndices||[]);function o(e,t){if(e>t){var i=e;e=t,t=i}function s(i,s){return i!==e?e-i:s!==t?t-s:0}for(var r=0,o=(n.length>>1)-1;r<=o;){var a=o+r>>1,l=s(n[2*a],n[2*a+1]);if(l>0)r=a+1;else{if(!(l<0))return a;o=a-1}}return-r-1}var a=new Int32Array(n.length/2);a.fill(0);var l=s.length/3;if(l>8*(1<<t))return[e];var u=new Int32Array(l);u.fill(-1);var A=[];function c(){u.fill(-1);var e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:A.length};return A.push(e),e}for(var h=c(),d=0,p=r.length;d<p;d+=3){var f=0,v=r[d],g=r[d+1],m=r[d+2];if(-1===u[v]&&f++,-1===u[g]&&f++,-1===u[m]&&f++,f+h.numPositions>h.maxNumPositions&&(h=c()),h.bucketNumber>8)return[e];-1===u[v]&&(u[v]=h.numPositions++,h.positionsCompressed.push(s[3*v]),h.positionsCompressed.push(s[3*v+1]),h.positionsCompressed.push(s[3*v+2])),-1===u[g]&&(u[g]=h.numPositions++,h.positionsCompressed.push(s[3*g]),h.positionsCompressed.push(s[3*g+1]),h.positionsCompressed.push(s[3*g+2])),-1===u[m]&&(u[m]=h.numPositions++,h.positionsCompressed.push(s[3*m]),h.positionsCompressed.push(s[3*m+1]),h.positionsCompressed.push(s[3*m+2])),h.indices.push(u[v]),h.indices.push(u[g]),h.indices.push(u[m]);var _=void 0;(_=o(v,g))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(v,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(g,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]]))}var y=t/8*2,b=t/8,w=2*s.length+(r.length+n.length)*y,B=0;return s.length,A.forEach((function(e){B+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*b,e.positionsCompressed.length})),B>w?[e]:(i&&Xc(A,e),A)}({positionsCompressed:s,indices:r,edgeIndices:n},s.length/3>65536?16:8):o=[{positionsCompressed:s,indices:r,edgeIndices:n}];return o}var dh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e,r))._positions=r.positions||[],r.indices)s._indices=r.indices;else{s._indices=[];for(var n=0,o=s._positions.length/3-1;n<o;n+=2)s._indices.push(n),s._indices.push(n+1)}return s._sceneModel=new ch(b(s),{isModel:!1}),s._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:s._positions,indices:s._indices}),s._sceneModel.createEntity({meshIds:["linesMesh"],visible:r.visible,clippable:r.clippable,collidable:r.collidable}),s._sceneModel.finalize(),s.scene._lineSetCreated(b(s)),s}return C(i,[{key:"visible",get:function(){return this._sceneModel.visible},set:function(e){this._sceneModel.visible=e}},{key:"positions",get:function(){return this._positions}},{key:"indices",get:function(){return this._indices}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene._lineSetDestroyed(this)}}]),i}(),ph=$.vec3(),fh=$.vec3(),vh=$.vec3(),gh=$.vec3(),mh=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"BCFViewpoints",e,r)).originatingSystem=r.originatingSystem||"xeokit.io",s.authoringTool=r.authoringTool||"xeokit.io",s}return C(i,[{key:"getViewpoint",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=this.viewer.scene,s=i.camera,r=i.realWorldOffset,n=!0===t.reverseClippingPlanes,o={},a=$.normalizeVec3($.subVec3(s.look,s.eye,$.vec3())),l=s.eye,u=s.up;s.yUp&&(a=bh(a),l=bh(l),u=bh(u));var A=_h($.addVec3(l,r));"ortho"===s.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:_h(a),camera_up_vector:_h(u),view_to_world_scale:s.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:_h(a),camera_up_vector:_h(u),field_of_view:s.perspective.fov};var c=i.sectionPlanes;for(var d in c)if(c.hasOwnProperty(d)){var p=c[d];if(!p.active)continue;var f=p.pos,v=void 0;v=n?$.negateVec3(p.dir,$.vec3()):p.dir,s.yUp&&(f=bh(f),v=bh(v)),$.addVec3(f,r),f=_h(f),v=_h(v),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:f,direction:v})}var g=i.lineSets;for(var m in g)if(g.hasOwnProperty(m)){var _=g[m];o.lines||(o.lines=[]);for(var y=_.positions,b=_.indices,w=0,B=b.length/2;w<B;w++){var x=b[2*w],P=b[2*w+1];o.lines.push({start_point:{x:y[3*x+0],y:y[3*x+1],z:y[3*x+2]},end_point:{x:y[3*P+0],y:y[3*P+1],z:y[3*P+2]}})}}var C=i.bitmaps;for(var M in C)if(C.hasOwnProperty(M)){var F=C[M],E=F.pos,k=F.normal,I=F.up;s.yUp&&(E=bh(E),k=bh(k),I=bh(I)),$.addVec3(E,r),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:F.type,bitmap_data:F.imageData,location:_h(E),normal:_h(k),up:_h(I),height:F.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!t.spacesVisible,space_boundaries_visible:!!t.spaceBoundariesVisible,openings_visible:!!t.openingsVisible,spaces_translucent:!!t.spaces_translucent,space_boundaries_translucent:!!t.space_boundaries_translucent,openings_translucent:!!t.openings_translucent}}};var D=new Set(i.opacityObjectIds),S=new Set(i.xrayedObjectIds),T=new Set(i.colorizedObjectIds),R=Object.values(i.objects).filter((function(e){return D.has(e.id)||T.has(e.id)||S.has(e.id)})).reduce((function(t,s){var r,n=Bh(s.colorize);s.xrayed?(r=0===i.xrayMaterial.fillAlpha&&0!==i.xrayMaterial.edgeAlpha?.1:i.xrayMaterial.fillAlpha,n=(r=Math.round(255*r).toString(16).padStart(2,"0"))+n):D.has(s.id)&&(n=(r=Math.round(255*s.opacity).toString(16).padStart(2,"0"))+n),t[n]||(t[n]=[]);var o=s.id,a=s.originalSystemId,l={ifc_guid:a,originating_system:e.originatingSystem};return a!==o&&(l.authoring_tool_id=o),t[n].push(l),t}),{}),L=Object.entries(R).map((function(e){var t=h(e,2);return{color:t[0],components:t[1]}}));o.components.coloring=L;var U=i.objectIds,O=i.visibleObjects,N=i.visibleObjectIds,Q=U.filter((function(e){return!O[e]})),V=i.selectedObjectIds;return t.defaultInvisible||N.length<Q.length?(o.components.visibility.exceptions=this._createBCFComponents(N),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(Q),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(V),o.components.translucency=this._createBCFComponents(i.xrayedObjectIds),!1!==t.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}},{key:"_createBCFComponents",value:function(e){for(var t=this.viewer.scene,i=[],s=0,r=e.length;s<r;s++){var n=e[s],o=t.objects[n];if(o){var a={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==n&&(a.authoring_tool_id=n),i.push(a)}}return i}},{key:"setViewpoint",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){var s=this.viewer,r=s.scene,n=r.camera,o=!1!==i.rayCast,a=!1!==i.immediate,l=!1!==i.reset,u=r.realWorldOffset,A=!0===i.reverseClippingPlanes;if(r.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){var t=yh(e.location,ph),i=yh(e.direction,ph);A&&$.negateVec3(i),$.subVec3(t,u),n.yUp&&(t=wh(t),i=wh(i)),new cn(r,{pos:t,dir:i})})),r.clearLines(),e.lines&&e.lines.length>0){var c=[],h=[],d=0;e.lines.forEach((function(e){e.start_point&&e.end_point&&(c.push(e.start_point.x),c.push(e.start_point.y),c.push(e.start_point.z),c.push(e.end_point.x),c.push(e.end_point.y),c.push(e.end_point.z),h.push(d++),h.push(d++))})),new dh(r,{positions:c,indices:h,clippable:!1,collidable:!0})}if(r.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){var t=e.bitmap_type||"jpg",i=e.bitmap_data,s=yh(e.location,fh),o=yh(e.normal,vh),a=yh(e.up,gh),l=e.height||1;t&&i&&s&&o&&a&&(n.yUp&&(s=wh(s),o=wh(o),a=wh(a)),new qn(r,{src:i,type:t,pos:s,normal:o,up:a,clippable:!1,collidable:!0,height:l}))})),l&&(r.setObjectsXRayed(r.xrayedObjectIds,!1),r.setObjectsHighlighted(r.highlightedObjectIds,!1),r.setObjectsSelected(r.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(r.setObjectsVisible(r.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!1}))}))):(r.setObjectsVisible(r.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!0}))})));var p=e.components.visibility.view_setup_hints;p&&(!1===p.spaces_visible&&r.setObjectsVisible(s.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==p.spaces_translucent&&r.setObjectsXRayed(s.metaScene.getObjectIDsByType("IfcSpace"),!0),p.space_boundaries_visible,!1===p.openings_visible&&r.setObjectsVisible(s.metaScene.getObjectIDsByType("IfcOpening"),!0),p.space_boundaries_translucent,void 0!==p.openings_translucent&&r.setObjectsXRayed(s.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(r.setObjectsSelected(r.selectedObjectIds,!1),e.components.selection.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.selected=!0}))}))),e.components.translucency&&(r.setObjectsXRayed(r.xrayedObjectIds,!1),e.components.translucency.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.xrayed=!0}))}))),e.components.coloring&&e.components.coloring.forEach((function(e){var s=e.color,r=0,n=!1;8===s.length&&((r=parseInt(s.substring(0,2),16)/256)<=1&&r>=.95&&(r=1),s=s.substring(2),n=!0);var o=[parseInt(s.substring(0,2),16)/256,parseInt(s.substring(2,4),16)/256,parseInt(s.substring(4,6),16)/256];e.components.map((function(e){return t._withBCFComponent(i,e,(function(e){e.colorize=o,n&&(e.opacity=r)}))}))}))}if(e.perspective_camera||e.orthogonal_camera){var f,v,g,m;if(e.perspective_camera?(f=yh(e.perspective_camera.camera_view_point,ph),v=yh(e.perspective_camera.camera_direction,ph),g=yh(e.perspective_camera.camera_up_vector,ph),n.perspective.fov=e.perspective_camera.field_of_view,m="perspective"):(f=yh(e.orthogonal_camera.camera_view_point,ph),v=yh(e.orthogonal_camera.camera_direction,ph),g=yh(e.orthogonal_camera.camera_up_vector,ph),n.ortho.scale=e.orthogonal_camera.view_to_world_scale,m="ortho"),$.subVec3(f,u),n.yUp&&(f=wh(f),v=wh(v),g=wh(g)),o){var _=r.pick({pickSurface:!0,origin:f,direction:v});v=_?_.worldPos:$.addVec3(f,v,ph)}else v=$.addVec3(f,v,ph);a?(n.eye=f,n.look=v,n.up=g,n.projection=m):s.cameraFlight.flyTo({eye:f,look:v,up:g,duration:i.duration,projection:m})}}}},{key:"_withBCFComponent",value:function(e,t,i){var s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){var n=t.authoring_tool_id,o=r.objects[n];if(o)return void i(o);if(e.updateCompositeObjects)if(s.metaScene.metaObjects[n])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}if(t.ifc_guid){var a=t.ifc_guid,l=r.objects[a];if(l)return void i(l);if(e.updateCompositeObjects)if(s.metaScene.metaObjects[a])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(a),i);Object.keys(r.models).forEach((function(t){var n=$.globalizeObjectId(t,a),o=r.objects[n];o?i(o):e.updateCompositeObjects&&s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}))}}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this)}}]),i}();function _h(e){return{x:e[0],y:e[1],z:e[2]}}function yh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function bh(e){return new Float64Array([e[0],-e[2],e[1]])}function wh(e){return new Float64Array([e[0],e[2],-e[1]])}function Bh(e){var t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0")}var xh=$.vec3(),Ph=function(e,t,i,s){var r=e-i,n=t-s;return Math.sqrt(r*r+n*n)},Ch=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e.viewer.scene,r)).plugin=e,s._container=r.container,!s._container)throw"config missing: container";s._eventSubs={};var n=s.plugin.viewer.scene;s._originMarker=new et(n,r.origin),s._targetMarker=new et(n,r.target),s._originWorld=$.vec3(),s._targetWorld=$.vec3(),s._wp=new Float64Array(24),s._vp=new Float64Array(24),s._pp=new Float64Array(24),s._cp=new Float64Array(8),s._xAxisLabelCulled=!1,s._yAxisLabelCulled=!1,s._zAxisLabelCulled=!1,s._color=r.color||s.plugin.defaultColor;var o=r.onMouseOver?function(e){r.onMouseOver(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=r.onMouseLeave?function(e){r.onMouseLeave(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},u=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},c=r.onContextMenu?function(e){r.onContextMenu(e,b(s))}:null,h=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};return s._originDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._targetDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._lengthWire=new tt(s._container,{color:s._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._xAxisWire=new tt(s._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._yAxisWire=new tt(s._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._zAxisWire=new tt(s._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._lengthLabel=new st(s._container,{fillColor:s._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._xAxisLabel=new st(s._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._yAxisLabel=new st(s._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._zAxisLabel=new st(s._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._wpDirty=!1,s._vpDirty=!1,s._cpDirty=!1,s._sectionPlanesDirty=!0,s._visible=!1,s._originVisible=!1,s._targetVisible=!1,s._wireVisible=!1,s._axisVisible=!1,s._xAxisVisible=!1,s._yAxisVisible=!1,s._zAxisVisible=!1,s._axisEnabled=!0,s._labelsVisible=!1,s._labelsOnWires=!1,s._clickable=!1,s._originMarker.on("worldPos",(function(e){s._originWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._targetMarker.on("worldPos",(function(e){s._targetWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._onViewMatrix=n.camera.on("viewMatrix",(function(){s._vpDirty=!0,s._needUpdate(0)})),s._onProjMatrix=n.camera.on("projMatrix",(function(){s._cpDirty=!0,s._needUpdate()})),s._onCanvasBoundary=n.canvas.on("boundary",(function(){s._cpDirty=!0,s._needUpdate(0)})),s._onMetricsUnits=n.metrics.on("units",(function(){s._cpDirty=!0,s._needUpdate()})),s._onMetricsScale=n.metrics.on("scale",(function(){s._cpDirty=!0,s._needUpdate()})),s._onMetricsOrigin=n.metrics.on("origin",(function(){s._cpDirty=!0,s._needUpdate()})),s._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){s._sectionPlanesDirty=!0,s._needUpdate()})),s.approximate=r.approximate,s.visible=r.visible,s.originVisible=r.originVisible,s.targetVisible=r.targetVisible,s.wireVisible=r.wireVisible,s.axisVisible=r.axisVisible,s.xAxisVisible=r.xAxisVisible,s.yAxisVisible=r.yAxisVisible,s.zAxisVisible=r.zAxisVisible,s.labelsVisible=r.labelsVisible,s.labelsOnWires=r.labelsOnWires,s}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&($.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}var t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){$.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var s=this._pp,r=this._cp,n=e.canvas.canvas.getBoundingClientRect(),o=this._container.getBoundingClientRect(),a=n.top-o.top,l=n.left-o.left,u=e.canvas.boundary,A=u[2],c=u[3],h=0,d=this.plugin.viewer.scene.metrics,p=d.scale,f=d.units,v=d.unitsInfo[f].abbrev,g=0,m=s.length;g<m;g+=4)r[h]=l+Math.floor((1+s[g+0]/s[g+3])*A/2),r[h+1]=a+Math.floor((1-s[g+1]/s[g+3])*c/2),h+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{var _=35;this._xAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_),_+=35,this._yAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_),_+=35,this._zAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_)}var y=this._approximate?" ~ ":" = ";this._length=Math.abs($.lenVec3($.subVec3(this._targetWorld,this._originWorld,xh))),this._lengthLabel.setText(y+(this._length*p).toFixed(2)+v);var b=Math.abs(Ph(r[0],r[1],r[2],r[3])),w=Math.abs(Ph(r[2],r[3],r[4],r[5])),B=Math.abs(Ph(r[4],r[5],r[6],r[7])),x=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=b<x,this._yAxisLabelCulled=w<x,this._zAxisLabelCulled=B<x):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(y+Math.abs((this._targetWorld[0]-this._originWorld[0])*p).toFixed(2)+v),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(y+Math.abs((this._targetWorld[1]-this._originWorld[1])*p).toFixed(2)+v),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(y+Math.abs((this._targetWorld[2]-this._originWorld[2])*p).toFixed(2)+v),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,s=t.length;i<s;i++){var r=t[i];if($.planeClipsPositions3(r.pos,r.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originMarker}},{key:"target",get:function(){return this._targetMarker}},{key:"length",get:function(){this._update();var e=this.plugin.viewer.scene.metrics.scale;return this._length*e}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}},{key:"visible",get:function(){return this._visible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);var t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}},{key:"axisEnabled",get:function(){return this._axisEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"axisVisible",get:function(){return this._axisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"xAxisVisible",get:function(){return this._xAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;var t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"yAxisVisible",get:function(){return this._yAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;var t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"zAxisVisible",get:function(){return this._zAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;var t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"wireVisible",get:function(){return this._wireVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"labelsOnWires",get:function(){return this._labelsOnWires},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Mh=function(e){g(i,we);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"destroy",value:function(){}}]),i}(),Fh=function(e){g(i,Mh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e.viewer.scene))._canvasToPagePos=r.canvasToPagePos,s.pointerLens=r.pointerLens,s._active=!1,s._currentDistanceMeasurement=null,s._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},s._initMarkerDiv(),s._onCameraControlHoverSnapOrSurface=null,s._onCameraControlHoverSnapOrSurfaceOff=null,s._onMouseDown=null,s._onMouseUp=null,s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._snapping=!1!==r.snapping,s._mouseState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div");e.setAttribute("id","myMarkerDiv");var t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){if(this._markerDiv){var e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}},{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);var t=this.distanceMeasurementsPlugin,i=this.scene,s=t.viewer.cameraControl,r=i.canvas.canvas;i.input;var n,o,a=!1,l=$.vec3(),u=$.vec2(),A=null;this._mouseState=0;var c=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==r.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==r.parentNode&&e(t.offsetParent))},d=$.vec2();this._onCameraControlHoverSnapOrSurface=s.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(function(t){var i=t.snappedCanvasPos||t.canvasPos;a=!0,l.set(t.worldPos),u.set(t.canvasPos),0===e._mouseState?(e._canvasToPagePos?(e._canvasToPagePos(r,i,d),e._markerDiv.style.left="".concat(d[0]-5,"px"),e._markerDiv.style.top="".concat(d[1]-5,"px")):(e._markerDiv.style.left="".concat(h(r)+i[0]-5,"px"),e._markerDiv.style.top="".concat(c(r)+i[1]-5,"px")),e._markerDiv.style.background="pink",t.snappedToVertex||t.snappedToEdge?(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,e.pointerLens.snapped=!0),e._markerDiv.style.background="greenyellow",e._markerDiv.style.border="2px solid green"):(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.canvasPos,e.pointerLens.snapped=!1),e._markerDiv.style.background="pink",e._markerDiv.style.border="2px solid red"),A=t.entity):(e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px"),r.style.cursor="pointer",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=e._currentDistanceMeasurementInitState.wireVisible,e._currentDistanceMeasurement.axisVisible=e._currentDistanceMeasurementInitState.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurement.xAxisVisible=e._currentDistanceMeasurementInitState.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurement.yAxisVisible=e._currentDistanceMeasurementInitState.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurement.zAxisVisible=e._currentDistanceMeasurementInitState.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurement.targetVisible=e._currentDistanceMeasurementInitState.targetVisible,e._currentDistanceMeasurement.target.worldPos=l.slice(),e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px")})),r.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(n=e.clientX,o=e.clientY)}),r.addEventListener("mouseup",this._onMouseUp=function(i){1===i.which&&(i.clientX>n+20||i.clientX<n-20||i.clientY>o+20||i.clientY<o-20||(e._currentDistanceMeasurement?a?(e._currentDistanceMeasurement.target.entity=A,A=null,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):(e._currentDistanceMeasurement.destroy(),e.distanceMeasurementsPlugin.fire("measurementCancel",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,A=null):a&&(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:l.slice(),entity:A},target:{worldPos:l.slice(),entity:A},approximate:!0}),e._currentDistanceMeasurementInitState.axisVisible=e._currentDistanceMeasurement.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurementInitState.xAxisVisible=e._currentDistanceMeasurement.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurementInitState.yAxisVisible=e._currentDistanceMeasurement.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurementInitState.zAxisVisible=e._currentDistanceMeasurement.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurementInitState.wireVisible=e._currentDistanceMeasurement.wireVisible,e._currentDistanceMeasurementInitState.targetVisible=e._currentDistanceMeasurement.targetVisible,e._currentDistanceMeasurement.clickable=!1,e._currentDistanceMeasurement.origin.entity=A,A=null,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=s.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(function(t){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos),a=!1,e._markerDiv.style.left="-100px",e._markerDiv.style.top="-100px",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.axisVisible=!1),r.style.cursor="default"})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}},{key:"destroy",value:function(){this.deactivate(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Eh=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"DistanceMeasurements",e))._pointerLens=r.pointerLens,s._container=r.container||document.body,s._defaultControl=null,s._measurements={},s.labelMinAxisLength=r.labelMinAxisLength,s.defaultVisible=!1!==r.defaultVisible,s.defaultOriginVisible=!1!==r.defaultOriginVisible,s.defaultTargetVisible=!1!==r.defaultTargetVisible,s.defaultWireVisible=!1!==r.defaultWireVisible,s.defaultLabelsVisible=!1!==r.defaultLabelsVisible,s.defaultAxisVisible=!1!==r.defaultAxisVisible,s.defaultXAxisVisible=!1!==r.defaultXAxisVisible,s.defaultYAxisVisible=!1!==r.defaultYAxisVisible,s.defaultZAxisVisible=!1!==r.defaultZAxisVisible,s.defaultColor=void 0!==r.defaultColor?r.defaultColor:"#00BBFF",s.zIndex=r.zIndex||1e4,s.defaultLabelsOnWires=!1!==r.defaultLabelsOnWires,s._onMouseOver=function(e,t){s.fire("mouseOver",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s._onMouseLeave=function(e,t){s.fire("mouseLeave",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s._onContextMenu=function(e,t){s.fire("contextMenu",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"pointerLens",get:function(){return this._pointerLens}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new Fh(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"labelMinAxisLength",get:function(){return this._labelMinAxisLength},set:function(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,s=t.target,r=new Ch(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,wireVisible:t.wireVisible,axisVisible:!1!==t.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==t.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==t.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==t.zAxisVisible&&!1!==this.defaultZAxisVisible,labelsVisible:!1!==t.labelsVisible&&!1!==this.defaultLabelsVisible,originVisible:t.originVisible,targetVisible:t.targetVisible,color:t.color,labelsOnWires:!1!==t.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(function(){delete e._measurements[r.id]})),this.fire("measurementCreated",r),r}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].labelShown=e}}},{key:"setAxisVisible",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].axisVisible=e}this.defaultAxisVisible=e}},{key:"getAxisVisible",value:function(){return this.defaultAxisVisible}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),kh=function(e){g(i,Mh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e.viewer.scene)).pointerLens=r.pointerLens,s.pointerCircle=new De(e.viewer),s._active=!1;var n=document.createElement("div"),o=s.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",s.markerDiv=n,s._currentDistanceMeasurement=null,s._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._longTouchTimeoutMs=300,s._snapping=!1!==r.snapping,s._touchState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,s=i.canvas.canvas;t.pointerLens;var r=$.vec3(),n=20,o=null;this._touchState=0;var a=$.vec2(),l=$.vec2(),u=$.vec2(),A=null,c=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};s.addEventListener("touchstart",this._onCanvasTouchStart=function(s){var u=s.touches.length;if(1===u){var d=s.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapping:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)r.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;r.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=r:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:r,entity:v.entity},target:{worldPos:r,entity:v.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement),e._touchState=2,c())}),e._longTouchTimeoutMs),e._touchState=1,A=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentDistanceMeasurement.target.worldPos=t.worldPos,e._currentDistanceMeasurement.target.entity=t.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentDistanceMeasurement.target.worldPos=s.worldPos,e._currentDistanceMeasurement.target.entity=s.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,c()}}),e._longTouchTimeoutMs),e._touchState=4),A=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),s.addEventListener("touchmove",(function(s){e.pointerCircle.stop();var n=s.touches.length;if(1===n&&1===s.changedTouches.length){var a,u,c=s.touches[0],h=c.clientX,d=c.clientY;if(c.identifier===A)switch(l.set([h,d]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(a=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&a.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=a.snappedCanvasPos,e.pointerLens.snapped=!0),r.set(a.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=a.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:a.worldPos,entity:a.entity},target:{worldPos:a.worldPos,entity:a.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(u=i.pick({canvasPos:l,pickSurface:!0}))&&u.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=u.canvasPos,e.pointerLens.snapped=!1),r.set(u.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=u.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(a=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement.target.worldPos=a.worldPos,e._currentDistanceMeasurement.target.entity=a.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0):(u=i.pick({canvasPos:l,pickSurface:!0}))&&u.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=u.canvasPos,e.pointerLens.snapped=!1),e._currentDistanceMeasurement.target.worldPos=u.worldPos,e._currentDistanceMeasurement.target.entity=u.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0),e._touchState=5}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),s.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var r=s.changedTouches.length;if(1===r){var c=s.changedTouches[0],d=c.clientX,p=c.clientY;if(c.identifier===A)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1,e._touchState=3,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(e._currentDistanceMeasurement&&e._currentDistanceMeasurement.destroy(),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentDistanceMeasurement.target.worldPos=v.worldPos,e._currentDistanceMeasurement.target.entity=v.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0,h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement&&e._currentDistanceMeasurement.targetVisible?(e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,e._touchState=0):(e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}},{key:"destroy",value:function(){this.deactivate(),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Ih=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,"FastNav",e))._hideColorTexture=!1!==r.hideColorTexture,s._hidePBR=!1!==r.hidePBR,s._hideSAO=!1!==r.hideSAO,s._hideEdges=!1!==r.hideEdges,s._hideTransparentObjects=!!r.hideTransparentObjects,s._scaleCanvasResolution=!!r.scaleCanvasResolution,s._defaultScaleCanvasResolutionFactor=r.defaultScaleCanvasResolutionFactor||1,s._scaleCanvasResolutionFactor=r.scaleCanvasResolutionFactor||.6,s._delayBeforeRestore=!1!==r.delayBeforeRestore,s._delayBeforeRestoreSeconds=r.delayBeforeRestoreSeconds||.5;var n=1e3*s._delayBeforeRestoreSeconds,o=!1,a=function(){n=1e3*s._delayBeforeRestoreSeconds,o||(e.scene._renderer.setColorTextureEnabled(!s._hideColorTexture),e.scene._renderer.setPBREnabled(!s._hidePBR),e.scene._renderer.setSAOEnabled(!s._hideSAO),e.scene._renderer.setTransparentEnabled(!s._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!s._hideEdges),s._scaleCanvasResolution?e.scene.canvas.resolutionScale=s._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=s._defaultScaleCanvasResolutionFactor,o=!0)},l=function(){e.scene.canvas.resolutionScale=s._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),o=!1};s._onCanvasBoundary=e.scene.canvas.on("boundary",a),s._onCameraMatrix=e.scene.camera.on("matrix",a),s._onSceneTick=e.scene.on("tick",(function(e){o&&(n-=e.deltaTime,(!s._delayBeforeRestore||n<=0)&&l())}));var u=!1;return s._onSceneMouseDown=e.scene.input.on("mousedown",(function(){u=!0})),s._onSceneMouseUp=e.scene.input.on("mouseup",(function(){u=!1})),s._onSceneMouseMove=e.scene.input.on("mousemove",(function(){u&&a()})),s}return C(i,[{key:"hideColorTexture",get:function(){return this._hideColorTexture},set:function(e){this._hideColorTexture=e}},{key:"hidePBR",get:function(){return this._hidePBR},set:function(e){this._hidePBR=e}},{key:"hideSAO",get:function(){return this._hideSAO},set:function(e){this._hideSAO=e}},{key:"hideEdges",get:function(){return this._hideEdges},set:function(e){this._hideEdges=e}},{key:"hideTransparentObjects",get:function(){return this._hideTransparentObjects},set:function(e){this._hideTransparentObjects=!1!==e}},{key:"scaleCanvasResolution",get:function(){return this._scaleCanvasResolution},set:function(e){this._scaleCanvasResolution=e}},{key:"defaultScaleCanvasResolutionFactor",get:function(){return this._defaultScaleCanvasResolutionFactor},set:function(e){this._defaultScaleCanvasResolutionFactor=e||1}},{key:"scaleCanvasResolutionFactor",get:function(){return this._scaleCanvasResolutionFactor},set:function(e){this._scaleCanvasResolutionFactor=e||.6}},{key:"delayBeforeRestore",get:function(){return this._delayBeforeRestore},set:function(e){this._delayBeforeRestore=e}},{key:"delayBeforeRestoreSeconds",get:function(){return this._delayBeforeRestoreSeconds},set:function(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),Dh=function(){function e(){x(this,e)}return C(e,[{key:"getMetaModel",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLTF",value:function(e,t,i){le.loadArraybuffer(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLB",value:function(e,t,i){le.loadArraybuffer(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getArrayBuffer",value:function(e,t,i,s){!function(e,t,i,s){var r=function(){};i=i||r,s=s||r;var n=/^data:(.*?)(;base64)?,(.*)$/,o=t.match(n);if(o){var a=!!o[2],l=o[3];l=window.decodeURIComponent(l),a&&(l=window.atob(l));try{for(var u=new ArrayBuffer(l.length),A=new Uint8Array(u),c=0;c<l.length;c++)A[c]=l.charCodeAt(c);_e.scheduleTask((function(){i(u)}))}catch(e){_e.scheduleTask((function(){s(e)}))}}else{var h=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),d=h+t,p=new XMLHttpRequest;p.open("GET",d,!0),p.responseType="arraybuffer",p.onreadystatechange=function(){4===p.readyState&&(200===p.status?i(p.response):s("loadArrayBuffer error : "+p.response))},p.send(null)}}(e,t,(function(e){i(e)}),(function(e){s(e)}))}}]),e}();var Sh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};x(this,e),this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=t.messages,this.locale=t.locale}return C(e,[{key:"messages",set:function(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}},{key:"loadMessages",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};for(var t in e)this._messages[t]=e[t];this.messages=this._messages}},{key:"clearMessages",value:function(){this.messages={}}},{key:"locales",get:function(){return this._locales}},{key:"locale",get:function(){return this._locale},set:function(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}},{key:"translate",value:function(e,t){var i=this._messages[this._locale];if(!i)return null;var s=Th(e,i);return s?t?Rh(s,t):s:null}},{key:"translatePlurals",value:function(e,t,i){var s=this._messages[this._locale];if(!s)return null;var r=Th(e,s);return(r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one)?(r=Rh(r,[t]),i&&(r=Rh(r,i)),r):null}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);var s=this._eventSubs[e];if(s)for(var r in s){if(s.hasOwnProperty(r))s[r].callback(t)}}},{key:"on",value:function(e,t){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new Q),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});var i=this._eventSubs[e];i||(i={},this._eventSubs[e]=i);var s=this._eventSubIDMap.addItem();i[s]={callback:t},this._eventSubEvents[s]=e;var r=this._events[e];return void 0!==r&&t(r),s}},{key:"off",value:function(e){if(null!=e&&this._eventSubEvents){var t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];var i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}}]),e}();function Th(e,t){if(t[e])return t[e];for(var i=e.split("."),s=t,r=0,n=i.length;s&&r<n;r++){s=s[i[r]]}return s}function Rh(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}var Lh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).t=r.t,s}return C(i,[{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"tangent",get:function(){return this.getTangent(this._t)}},{key:"length",get:function(){var e=this._getLengths();return e[e.length-1]}},{key:"getTangent",value:function(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),n=this.getPoint(s),o=$.subVec3(n,r,[]);return $.normalizeVec3(o,[])}},{key:"getPointAt",value:function(e){var t=this.getUToTMapping(e);return this.getPoint(t)}},{key:"getPoints",value:function(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}},{key:"_getLengths",value:function(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),n=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),n+=$.lenVec3($.subVec3(t,r,[])),s.push(n),r=t;return this.cacheArcLengths=s,s}},{key:"_updateArcLengths",value:function(){this.needsUpdate=!0,this._getLengths()}},{key:"getUToTMapping",value:function(e,t){var i,s=this._getLengths(),r=0,n=s.length;i=t||e*s[n-1];for(var o,a=0,l=n-1;a<=l;)if((o=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(o>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(n-1);var u=s[r];return(r+(i-u)/(s[r+1]-u))/(n-1)}}]),i}(),Uh=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).points=r.points,s.t=r.t,s}return C(i,[{key:"points",get:function(){return this._points},set:function(e){this._points=e||[]}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,n=t[0===s?s:s-1],o=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],u=$.vec3();return u[0]=$.catmullRomInterpolate(n[0],o[0],a[0],l[0],r),u[1]=$.catmullRomInterpolate(n[1],o[1],a[1],l[1],r),u[2]=$.catmullRomInterpolate(n[2],o[2],a[2],l[2],r),u}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}},{key:"getJSON",value:function(){return{points:points,t:this._t}}}]),i}(),Oh=$.vec3(),Nh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._frames=[],s._eyeCurve=new Uh(b(s)),s._lookCurve=new Uh(b(s)),s._upCurve=new Uh(b(s)),r.frames&&(s.addFrames(r.frames),s.smoothFrameTimes(1)),s}return C(i,[{key:"type",get:function(){return"CameraPath"}},{key:"frames",get:function(){return this._frames}},{key:"eyeCurve",get:function(){return this._eyeCurve}},{key:"lookCurve",get:function(){return this._lookCurve}},{key:"upCurve",get:function(){return this._upCurve}},{key:"saveFrame",value:function(e){var t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}},{key:"addFrame",value:function(e,t,i,s){var r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}},{key:"addFrames",value:function(e){for(var t,i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}},{key:"loadFrame",value:function(e){var t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,Oh),t.look=this._lookCurve.getPoint(e,Oh),t.up=this._upCurve.getPoint(e,Oh)}},{key:"sampleFrame",value:function(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}},{key:"smoothFrameTimes",value:function(e){if(0!==this._frames.length){var t=$.vec3(),i=0;this._frames[0].t=0;for(var s=[],r=1,n=this._frames.length;r<n;r++){var o=$.lenVec3($.subVec3(this._frames[r].eye,this._frames[r-1].eye,t));s[r]=o,i+=o}for(var a=1,l=this._frames.length;a<l;a++){var u=s[a]/i*e;this._frames[a].t=this._frames[a-1].t+u}}}},{key:"clearFrames",value:function(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}]),i}(),Qh=$.vec3(),Vh=$.vec3(),Hh=$.vec3(),jh=$.vec3(),Gh=$.vec3(),zh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._look1=$.vec3(),s._eye1=$.vec3(),s._up1=$.vec3(),s._look2=$.vec3(),s._eye2=$.vec3(),s._up2=$.vec3(),s._orthoScale1=1,s._orthoScale2=1,s._flying=!1,s._flyEyeLookUp=!1,s._flyingEye=!1,s._flyingLook=!1,s._callback=null,s._callbackScope=null,s._time1=null,s._time2=null,s.easing=!1!==r.easing,s.duration=r.duration,s.fit=r.fit,s.fitFOV=r.fitFOV,s.trail=r.trail,s}return C(i,[{key:"type",get:function(){return"CameraFlightAnimation"}},{key:"flyTo",value:function(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;var s,r,n,o,a,l=this.scene.camera,u=!!e.projection&&e.projection!==l.projection;if(this._eye1[0]=l.eye[0],this._eye1[1]=l.eye[1],this._eye1[2]=l.eye[2],this._look1[0]=l.look[0],this._look1[1]=l.look[1],this._look1[2]=l.look[2],this._up1[0]=l.up[0],this._up1[1]=l.up[1],this._up1[2]=l.up[2],this._orthoScale1=l.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)s=e.aabb;else if(6===e.length)s=e;else if(e.eye&&e.look||e.up)r=e.eye,n=e.look,o=e.up;else if(e.eye)r=e.eye;else if(e.look)n=e.look;else{var A=e;if((le.isNumeric(A)||le.isString(A))&&(a=A,!(A=this.scene.components[a])))return this.error("Component not found: "+le.inQuotes(a)),void(t&&(i?t.call(i):t()));u||(s=A.aabb||this.scene.aabb)}var c=e.poi;if(s){if(s[3]<s[0]||s[4]<s[1]||s[5]<s[2])return;if(s[3]===s[0]&&s[4]===s[1]&&s[5]===s[2])return;s=s.slice();var h=$.getAABB3Center(s);this._look2=c||h;var d=$.subVec3(this._eye1,this._look1,Qh),p=$.normalizeVec3(d),f=c?$.getAABB3DiagPoint(s,c):$.getAABB3Diag(s),v=e.fitFOV||this._fitFOV,g=Math.abs(f/Math.tan(v*$.DEGTORAD));this._orthoScale2=1.1*f,this._eye2[0]=this._look2[0]+p[0]*g,this._eye2[1]=this._look2[1]+p[1]*g,this._eye2[2]=this._look2[2]+p[2]*g,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(r||n||o)&&(this._flyingEyeLookUp=!!r&&!!n&&!!o,this._flyingEye=!!r&&!n,this._flyingLook=!!n&&!r,r&&(this._eye2[0]=r[0],this._eye2[1]=r[1],this._eye2[2]=r[2]),n&&(this._look2[0]=n[0],this._look2[1]=n[1],this._look2[2]=n[2]),o&&(this._up2[0]=o[0],this._up2[1]=o[1],this._up2[2]=o[2]));u?("ortho"===e.projection&&"ortho"!==l.projection&&(this._projection2="ortho",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.ortho.matrix.slice(),l.projection="customProjection"),"perspective"===e.projection&&"perspective"!==l.projection&&(this._projection2="perspective",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.perspective.matrix.slice(),l.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,_e.scheduleTask(this._update,this)}},{key:"jumpTo",value:function(e){this._jumpTo(e)}},{key:"_jumpTo",value:function(e){this._flying&&this.stop();var t,i,s,r,n,o=this.scene.camera;if(e.aabb)t=e.aabb;else if(6===e.length)t=e;else if(e.eye||e.look||e.up)s=e.eye,r=e.look,n=e.up;else{var a=e;if((le.isNumeric(a)||le.isString(a))&&(i=a,!(a=this.scene.components[i])))return void this.error("Component not found: "+le.inQuotes(i));t=a.aabb||this.scene.aabb}var l=e.poi;if(t){if(t[3]<=t[0]||t[4]<=t[1]||t[5]<=t[2])return;var u,A=l?$.getAABB3DiagPoint(t,l):$.getAABB3Diag(t);r=l||$.getAABB3Center(t,r),this._trail?$.subVec3(o.look,r,Gh):$.subVec3(o.eye,o.look,Gh),$.normalizeVec3(Gh),u=(void 0!==e.fit?e.fit:this._fit)?Math.abs(A/Math.tan((e.fitFOV||this._fitFOV)*$.DEGTORAD)):$.lenVec3($.subVec3(o.eye,o.look,Qh)),$.mulVec3Scalar(Gh,u),o.eye=$.addVec3(r,Gh,Qh),o.look=r,this.scene.camera.ortho.scale=1.1*A}else(s||r||n)&&(s&&(o.eye=s),r&&(o.look=r),n&&(o.up=n));e.projection&&(o.projection=e.projection)}},{key:"_update",value:function(){if(this._flying){var e=(Date.now()-this._time1)/(this._time2-this._time1),t=e>=1;e>1&&(e=1);var s=this.easing?i._ease(e,0,1,1):e,r=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?($.subVec3(r.eye,r.look,Gh),r.eye=$.lerpVec3(s,0,1,this._eye1,this._eye2,Hh),r.look=$.subVec3(Hh,Gh,Vh)):this._flyingLook&&(r.look=$.lerpVec3(s,0,1,this._look1,this._look2,Vh),r.up=$.lerpVec3(s,0,1,this._up1,this._up2,jh)):this._flyingEyeLookUp&&(r.eye=$.lerpVec3(s,0,1,this._eye1,this._eye2,Hh),r.look=$.lerpVec3(s,0,1,this._look1,this._look2,Vh),r.up=$.lerpVec3(s,0,1,this._up1,this._up2,jh)),this._projection2){var n="ortho"===this._projection2?i._easeOutExpo(e,0,1,1):i._easeInCubic(e,0,1,1);r.customProjection.matrix=$.lerpMat4(n,0,1,this._projMatrix1,this._projMatrix2)}else r.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return r.ortho.scale=this._orthoScale2,void this.stop();_e.scheduleTask(this._update,this)}}},{key:"stop",value:function(){if(this._flying){this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);var e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}}},{key:"cancel",value:function(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}},{key:"duration",get:function(){return this._duration/1e3},set:function(e){this._duration=e?1e3*e:500,this.stop()}},{key:"fit",get:function(){return this._fit},set:function(e){this._fit=!1!==e}},{key:"fitFOV",get:function(){return this._fitFOV},set:function(e){this._fitFOV=e||45}},{key:"trail",get:function(){return this._trail},set:function(e){this._trail=!!e}},{key:"destroy",value:function(){this.stop(),f(w(i.prototype),"destroy",this).call(this)}}],[{key:"_ease",value:function(e,t,i,s){return-i*(e/=s)*(e-2)+t}},{key:"_easeInCubic",value:function(e,t,i,s){return i*(e/=s)*e*e+t}},{key:"_easeOutExpo",value:function(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}}]),i}(),Wh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._cameraFlightAnimation=new zh(b(s)),s._t=0,s.state=i.SCRUBBING,s._playingFromT=0,s._playingToT=0,s._playingRate=r.playingRate||1,s._playingDir=1,s._lastTime=null,s.cameraPath=r.cameraPath,s._tick=s.scene.on("tick",s._updateT,b(s)),s}return C(i,[{key:"type",get:function(){return"CameraPathAnimation"}},{key:"_updateT",value:function(){var e=this._cameraPath;if(e){var t,s,r=performance.now(),n=this._lastTime?.001*(r-this._lastTime):0;if(this._lastTime=r,0!==n)switch(this.state){case i.SCRUBBING:return;case i.PLAYING:if(this._t+=this._playingRate*n,0===(t=this._cameraPath.frames.length)||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=i.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case i.PLAYING_TO:s=this._t+this._playingRate*n*this._playingDir,(this._playingDir<0&&s<=this._playingToT||this._playingDir>0&&s>=this._playingToT)&&(s=this._playingToT,this.state=i.SCRUBBING,this.fire("stopped")),this._t=s,e.loadFrame(this._t)}}}},{key:"_ease",value:function(e,t,i,s){return-i*(e/=s)*(e-2)+t}},{key:"cameraPath",get:function(){return this._cameraPath},set:function(e){this._cameraPath=e}},{key:"rate",get:function(){return this._playingRate},set:function(e){this._playingRate=e}},{key:"play",value:function(){this._cameraPath&&(this._lastTime=null,this.state=i.PLAYING)}},{key:"playToT",value:function(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=i.PLAYING_TO)}},{key:"playToFrame",value:function(e){var t=this._cameraPath;if(t){var i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}}},{key:"flyToFrame",value:function(e,t){var s=this._cameraPath;if(s){var r=s.frames[e];r?(this.state=i.SCRUBBING,this._cameraFlightAnimation.flyTo(r,t)):this.error("flyToFrame - frame index out of range: "+e)}}},{key:"scrubToT",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=i.SCRUBBING))}},{key:"scrubToFrame",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(t.frames[e]?(t.loadFrame(this._t),this.state=i.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)))}},{key:"stop",value:function(){this.state=i.SCRUBBING,this.fire("stopped")}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene.off(this._tick)}}]),i}();Wh.STOPPED=0,Wh.SCRUBBING=1,Wh.PLAYING=2,Wh.PLAYING_TO=3;var Kh=$.vec3(),Xh=$.vec3();$.vec3();var Jh=$.vec3([0,-1,0]),Yh=$.vec4([0,0,0,1]),Zh=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._src=null,s._image=null,s._pos=$.vec3(),s._origin=$.vec3(),s._rtcPos=$.vec3(),s._dir=$.vec3(),s._size=1,s._imageSize=$.vec2(),s._texture=new Un(b(s)),s._plane=new rn(b(s),{geometry:new Si(b(s),Xn({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:s._texture,emissiveMap:s._texture,backfaces:!0}),clippable:r.clippable}),s._grid=new rn(b(s),{geometry:new Si(b(s),Kn({size:1,divisions:10})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:r.clippable}),s._node=new bn(b(s),{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[s._plane,s._grid]}),s._gridVisible=!1,s.visible=!0,s.gridVisible=r.gridVisible,s.position=r.position,s.rotation=r.rotation,s.dir=r.dir,s.size=r.size,s.collidable=r.collidable,s.clippable=r.clippable,s.pickable=r.pickable,s.opacity=r.opacity,r.image?s.image=r.image:s.src=r.src,s}return C(i,[{key:"visible",get:function(){return this._plane.visible},set:function(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}},{key:"gridVisible",get:function(){return this._gridVisible},set:function(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"position",get:function(){return this._pos},set:function(e){this._pos.set(e||[0,0,0]),Le(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}},{key:"rotation",get:function(){return this._node.rotation},set:function(e){this._node.rotation=e}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"dir",get:function(){return this._dir},set:function(e){if(this._dir.set(e||[0,0,-1]),e){var t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];$.subVec3(t,this.position,Kh);var s=-$.dotVec3(i,Kh);$.normalizeVec3(i),$.mulVec3Scalar(i,s,Xh),$.vec3PairToQuaternion(Jh,e,Yh),this._node.quaternion=Yh}}},{key:"collidable",get:function(){return this._node.collidable},set:function(e){this._node.collidable=!1!==e}},{key:"clippable",get:function(){return this._node.clippable},set:function(e){this._node.clippable=!1!==e}},{key:"pickable",get:function(){return this._node.pickable},set:function(e){this._node.pickable=!1!==e}},{key:"opacity",get:function(){return this._node.opacity},set:function(e){this._node.opacity=e}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this)}},{key:"_updatePlaneSizeFromImage",value:function(){var e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){var s=i/t;this._node.scale=[e,1,e*s]}else{var r=t/i;this._node.scale=[e*r,1,e]}}}]),i}(),qh=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i);var n=b(s=t.call(this,e,r));s._shadowRenderBuf=null,s._shadowViewMatrix=null,s._shadowProjMatrix=null,s._shadowViewMatrixDirty=!0,s._shadowProjMatrixDirty=!0;var o=s.scene.camera,a=s.scene.canvas;return s._onCameraViewMatrix=o.on("viewMatrix",(function(){s._shadowViewMatrixDirty=!0})),s._onCameraProjMatrix=o.on("projMatrix",(function(){s._shadowProjMatrixDirty=!0})),s._onCanvasBoundary=a.on("boundary",(function(){s._shadowProjMatrixDirty=!0})),s._state=new Zt({type:"point",pos:$.vec3([1,1,1]),color:$.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:r.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(n._shadowViewMatrixDirty){n._shadowViewMatrix||(n._shadowViewMatrix=$.identityMat4());var e=n._state.pos,t=o.look,i=o.up;$.lookAtMat4v(e,t,i,n._shadowViewMatrix),n._shadowViewMatrixDirty=!1}return n._shadowViewMatrix},getShadowProjMatrix:function(){if(n._shadowProjMatrixDirty){n._shadowProjMatrix||(n._shadowProjMatrix=$.identityMat4());var e=n.scene.canvas.canvas;$.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,n._shadowProjMatrix),n._shadowProjMatrixDirty=!1}return n._shadowProjMatrix},getShadowRenderBuf:function(){return n._shadowRenderBuf||(n._shadowRenderBuf=new zt(n.scene.canvas.canvas,n.scene.canvas.gl,{size:[1024,1024]})),n._shadowRenderBuf}}),s.pos=r.pos,s.color=r.color,s.intensity=r.intensity,s.constantAttenuation=r.constantAttenuation,s.linearAttenuation=r.linearAttenuation,s.quadraticAttenuation=r.quadraticAttenuation,s.castsShadow=r.castsShadow,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"PointLight"}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"constantAttenuation",get:function(){return this._state.attenuation[0]},set:function(e){this._state.attenuation[0]=e||0,this.glRedraw()}},{key:"linearAttenuation",get:function(){return this._state.attenuation[1]},set:function(e){this._state.attenuation[1]=e||0,this.glRedraw()}},{key:"quadraticAttenuation",get:function(){return this._state.attenuation[2]},set:function(e){this._state.attenuation[2]=e||0,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(w(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}();function $h(e){return 0==(e&e-1)}function ed(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var td=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i);var n=(s=t.call(this,e,r)).scene.canvas.gl;return s._state=new Zt({texture:new In({gl:n,target:n.TEXTURE_CUBE_MAP}),flipY:s._checkFlipY(r.minFilter),encoding:s._checkEncoding(r.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),s._src=r.src,s._images=[],s._loadSrc(r.src),se.memory.textures++,s}return C(i,[{key:"type",get:function(){return"CubeTexture"}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}},{key:"_loadSrc",value:function(e){var t=this,i=this.scene.canvas.gl;this._images=[];for(var s=!1,r=0,n=function(n){var o,a,l=new Image;l.onload=(o=l,a=n,function(){if(!s&&(o=function(e){if(!$h(e.width)||!$h(e.height)){var t=document.createElement("canvas");t.width=ed(e.width),t.height=ed(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}(o),t._images[a]=o,6==++r)){var e=t._state.texture;e||(e=new In({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}),l.onerror=function(){s=!0},l.src=e[n]},o=0;o<e.length;o++)n(o)}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),se.memory.textures--,this._state.destroy()}}]),i}(),id=function(e){g(i,td);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).scene._lightsState.addReflectionMap(s._state),s.scene._reflectionMapCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"ReflectionMap"}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene._reflectionMapDestroyed(this)}}]),i}(),sd=function(e){g(i,td);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).scene._lightMapCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"LightMap"}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this.scene._lightMapDestroyed(this)}}]),i}(),rd=function(e){g(i,et);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,{entity:r.entity,occludable:r.occludable,worldPos:r.worldPos}))._occluded=!1,s._visible=!0,s._src=null,s._image=null,s._pos=$.vec3(),s._origin=$.vec3(),s._rtcPos=$.vec3(),s._dir=$.vec3(),s._size=1,s._imageSize=$.vec2(),s._texture=new Un(b(s),{src:r.src}),s._geometry=new Si(b(s),{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),s._mesh=new rn(b(s),{geometry:s._geometry,material:new Oi(b(s),{ambient:[.9,.3,.9],shininess:30,diffuseMap:s._texture,backfaces:!0}),scale:[1,1,1],position:r.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),s.visible=!0,s.collidable=r.collidable,s.clippable=r.clippable,s.pickable=r.pickable,s.opacity=r.opacity,s.size=r.size,r.image?s.image=r.image:s.src=r.src,s}return C(i,[{key:"_setVisible",value:function(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,f(w(i.prototype),"_setVisible",this).call(this,e)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"collidable",get:function(){return this._mesh.collidable},set:function(e){this._mesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._mesh.clippable},set:function(e){this._mesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._mesh.pickable},set:function(e){this._mesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._mesh.opacity},set:function(e){this._mesh.opacity=e}},{key:"_updatePlaneSizeFromImage",value:function(){var e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}]),i}(),nd=function(){function e(t){x(this,e),this._eye=$.vec3(),this._look=$.vec3(),this._up=$.vec3(),this._projection={},t&&this.saveCamera(t)}return C(e,[{key:"saveCamera",value:function(e){var t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}},{key:"restoreCamera",value:function(e,t){var i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(function(){r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}]),e}(),od=$.vec3(),ad=function(){function e(t){if(x(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,t){var i=t.metaScene.scene;this.saveObjects(i,t)}}return C(e,[{key:"saveObjects",value:function(e,t,i){this.numObjects=0,this._mask=i?le.apply(i,{}):null;for(var s=!i||i.visible,r=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,A=!i||i.colorize,c=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];if(v){if(s&&(this.objectsVisible[p]=v.visible),r&&(this.objectsEdges[p]=v.edges),n&&(this.objectsXrayed[p]=v.xrayed),o&&(this.objectsHighlighted[p]=v.highlighted),a&&(this.objectsSelected[p]=v.selected),l&&(this.objectsClippable[p]=v.clippable),u&&(this.objectsPickable[p]=v.pickable),A){var g=v.colorize;this.objectsColorize[3*p+0]=g[0],this.objectsColorize[3*p+1]=g[1],this.objectsColorize[3*p+2]=g[2]}c&&(this.objectsOpacity[p]=v.opacity),this.numObjects++}}}},{key:"restoreObjects",value:function(e,t){for(var i=this._mask,s=!i||i.visible,r=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,A=!i||i.colorize,c=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];v&&(s&&(v.visible=this.objectsVisible[p]),r&&(v.edges=this.objectsEdges[p]),n&&(v.xrayed=this.objectsXrayed[p]),o&&(v.highlighted=this.objectsHighlighted[p]),a&&(v.selected=this.objectsSelected[p]),l&&(v.clippable=this.objectsClippable[p]),u&&(v.pickable=this.objectsPickable[p]),A&&(od[0]=this.objectsColorize[3*p+0],od[1]=this.objectsColorize[3*p+1],od[2]=this.objectsColorize[3*p+2],v.colorize=od),c&&(v.opacity=this.objectsOpacity[p]))}}}]),e}(),ld=$.vec3(),ud=function(){function e(){x(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}return C(e,[{key:"saveObjects",value:function(e,t){this.numObjects=0,this._mask=t?le.apply(t,{}):null;var i=e.objects,s=!t||t.visible,r=!t||t.edges,n=!t||t.xrayed,o=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,u=!t||t.pickable,A=!t||t.colorize,c=!t||t.opacity;for(var h in i)if(i.hasOwnProperty(h)){var d=i[h],p=this.numObjects;if(s&&(this.objectsVisible[p]=d.visible),r&&(this.objectsEdges[p]=d.edges),n&&(this.objectsXrayed[p]=d.xrayed),o&&(this.objectsHighlighted[p]=d.highlighted),a&&(this.objectsSelected[p]=d.selected),l&&(this.objectsClippable[p]=d.clippable),u&&(this.objectsPickable[p]=d.pickable),A){var f=d.colorize;f?(this.objectsColorize[3*p+0]=f[0],this.objectsColorize[3*p+1]=f[1],this.objectsColorize[3*p+2]=f[2],this.objectsHasColorize[p]=!0):this.objectsHasColorize[p]=!1}c&&(this.objectsOpacity[p]=d.opacity),this.numObjects++}}},{key:"restoreObjects",value:function(e){var t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,n=!t||t.highlighted,o=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,u=!t||t.colorize,A=!t||t.opacity,c=0,h=e.objects;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];i&&(p.visible=this.objectsVisible[c]),s&&(p.edges=this.objectsEdges[c]),r&&(p.xrayed=this.objectsXrayed[c]),n&&(p.highlighted=this.objectsHighlighted[c]),o&&(p.selected=this.objectsSelected[c]),a&&(p.clippable=this.objectsClippable[c]),l&&(p.pickable=this.objectsPickable[c]),u&&(this.objectsHasColorize[c]?(ld[0]=this.objectsColorize[3*c+0],ld[1]=this.objectsColorize[3*c+1],ld[2]=this.objectsColorize[3*c+2],p.colorize=ld):p.colorize=null),A&&(p.opacity=this.objectsOpacity[c]),c++}}}]),e}(),Ad=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).v0=r.v0,s.v1=r.v1,s.v2=r.v2,s.v3=r.v3,s.t=r.t,s}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||$.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||$.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||$.vec3([0,0,0])}},{key:"v3",get:function(){return this._v3},set:function(e){this.fire("v3",this._v3=e||$.vec3([0,0,0]))}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=$.vec3();return t[0]=$.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=$.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=$.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}]),i}(),cd=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._cachedLengths=[],s._dirty=!0,s._curves=[],s._t=0,s._dirtySubs=[],s._destroyedSubs=[],s.curves=r.curves||[],s.t=r.t,s}return C(i,[{key:"addCurve",value:function(e){this._curves.push(e),this._dirty=!0}},{key:"curves",get:function(){return this._curves},set:function(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function n(){r._dirty=!0}function o(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],le.isNumeric(t)||le.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",n)),this._destroyedSubs.push(t.once("destroyed",o))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"length",get:function(){var e=this._getCurveLengths();return e[e.length-1]}},{key:"getPoint",value:function(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var n=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(n)}r++}return null}},{key:"_getCurveLengths",value:function(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}},{key:"_getJSON",value:function(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}},{key:"destroy",value:function(){var e,t,s;for(f(w(i.prototype),"destroy",this).call(this),e=0,t=this._curves.length;e<t;e++)(s=this._curves[e]).off(this._dirtySubs[e]),s.off(this._destroyedSubs[e])}}]),i}(),hd=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).v0=r.v0,s.v1=r.v1,s.v2=r.v2,s.t=r.t,s}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||$.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||$.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||$.vec3([0,0,0])}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=$.vec3();return t[0]=$.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=$.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=$.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}]),i}(),dd=function(e){g(i,ch);var t=_(i);function i(e){var s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),t.call(this,e,s)}return C(i)}(),pd=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._skyboxMesh=new rn(b(s),{geometry:new Si(b(s),{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Oi(b(s),{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Un(b(s),{src:r.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:r.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),s.size=r.size,s.active=r.active,s}return C(i,[{key:"size",get:function(){return this._size},set:function(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}},{key:"active",get:function(){return this._skyboxMesh.visible},set:function(e){this._skyboxMesh.visible=e}}]),i}(),fd=function(){function e(){x(this,e)}return C(e,[{key:"transcode",value:function(e,t){}},{key:"destroy",value:function(){}}]),e}(),vd=$.vec4(),gd=$.vec4(),md=$.vec3(),_d=$.vec3(),yd=$.vec3(),bd=$.vec4(),wd=$.vec4(),Bd=$.vec4(),xd=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"dollyToCanvasPos",value:function(e,t,i){var s=!1,r=this._scene.camera;if(e){var n=$.subVec3(e,r.eye,md);s=$.lenVec3(n)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;var o=this._unproject(t,bd),a=$.subVec3(o,r.eye,Bd),l=$.mulVec3Scalar($.normalizeVec3(a),-i,[]);if(r.eye=[r.eye[0]-l[0],r.eye[1]-l[1],r.eye[2]-l[2]],r.look=[r.look[0]-l[0],r.look[1]-l[1],r.look[2]-l[2]],e){var u=$.subVec3(e,r.eye,md),A=$.lenVec3(u),c=$.mulVec3Scalar($.normalizeVec3($.subVec3(r.look,r.eye,_d)),A);r.look=[r.eye[0]+c[0],r.eye[1]+c[1],r.eye[2]+c[2]]}}else if("ortho"===r.projection){var h=this._unproject(t,bd);r.ortho.scale=r.ortho.scale-i,r.ortho._update();var d=this._unproject(t,wd),p=$.subVec3(d,h,Bd),f=$.mulVec3Scalar($.normalizeVec3($.subVec3(r.look,r.eye,md)),-i,_d),v=$.addVec3(p,f,yd);r.eye=[r.eye[0]-v[0],r.eye[1]-v[1],r.eye[2]-v[2]],r.look=[r.look[0]-v[0],r.look[1]-v[1],r.look[2]-v[2]]}return s}},{key:"_unproject",value:function(e,t){var i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),n=s.subarray(12),o=[0,0,-1,1],a=$.dotVec4(o,r)/$.dotVec4(o,n);return i.project.unproject(e,a,vd,gd,t),t}},{key:"destroy",value:function(){}}]),e}(),Pd=$.vec3(),Cd=$.vec3(),Md=$.vec3(),Fd=$.vec4(),Ed=$.vec4(),kd=$.vec4(),Id=function(){function e(t,i){var s=this;x(this,e),this._scene=t,this._configs=i,this._pivotWorldPos=$.vec3(),this._cameraOffset=$.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=$.vec3(),this._rtcPos=$.vec3(),this._pivotViewPos=$.vec4(),this._pivotProjPos=$.vec4(),this._pivotCanvasPos=$.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(function(){s._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(function(){s._cameraDirty=!0})),this._onTick=this._scene.on("tick",(function(){s.updatePivotElement(),s.updatePivotSphere()}))}return C(e,[{key:"createPivotSphere",value:function(){var e=this.getPivotPos(),t=$.vec3();$.decomposeMat4($.inverseMat4(this._scene.viewer.camera.viewMatrix,$.mat4()),t,$.vec4(),$.vec3());var i=$.distVec3(t,e),s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),Le(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Vn(this._scene,an({radius:s})),this._pivotSphere=new rn(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}},{key:"destroyPivotSphere",value:function(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}},{key:"updatePivotElement",value:function(){var e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){$.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,$.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);var i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);var n=t._lastBoundingClientRect;if(!n||t._canvasSizeChanged){var o=t.canvas;n=t._lastBoundingClientRect=o.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(n.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(n.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}},{key:"updatePivotSphere",value:function(){this._pivoting&&this._pivotSphere&&(Le(this.getPivotPos(),this._rtcCenter,this._rtcPos),$.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}},{key:"setPivotElement",value:function(e){this._pivotElement=e}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);var t=e.color||[1,0,0];this._pivotSphereMaterial=new Oi(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}},{key:"disablePivotSphere",value:function(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}},{key:"startPivot",value:function(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;var e=this._scene.camera,t=$.lookAtMat4v(e.eye,e.look,e.worldUp);$.transformPoint3(t,this.getPivotPos(),this._cameraOffset);var i=this.getPivotPos();this._cameraOffset[2]+=$.distVec3(e.eye,i),t=$.inverseMat4(t);var s=$.transformVec3(t,this._cameraOffset),r=$.vec3();if($.subVec3(e.eye,i,r),$.addVec3(r,s),e.zUp){var n=r[1];r[1]=r[2],r[2]=n}this._radius=$.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}},{key:"_cameraLookingDownwards",value:function(){var e=this._scene.camera,t=$.normalizeVec3($.subVec3(e.look,e.eye,Pd)),i=$.cross3Vec3(t,e.worldUp,Cd);return $.sqLenVec3(i)<=1e-4}},{key:"getPivoting",value:function(){return this._pivoting}},{key:"setPivotPos",value:function(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}},{key:"setCanvasPivotPos",value:function(e){var t=this._scene.camera,i=Math.abs($.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),n=s.subarray(12),o=[0,0,-1,1],a=$.dotVec4(o,r)/$.dotVec4(o,n),l=Fd;t.project.unproject(e,a,Ed,kd,l);var u=$.normalizeVec3($.subVec3(l,t.eye,Pd)),A=$.addVec3(t.eye,$.mulVec3Scalar(u,i,Cd),Md);this.setPivotPos(A)}},{key:"getPivotPos",value:function(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}},{key:"continuePivot",value:function(e,t){if(this._pivoting&&(0!==e||0!==t)){var i=this._scene.camera,s=-e,r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=$.clamp(this._polar,.001,Math.PI-.001);var n=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){var o=n[1];n[1]=n[2],n[2]=o}var a=$.lenVec3($.subVec3(i.look,i.eye,$.vec3())),l=this.getPivotPos();$.addVec3(n,l);var u=$.lookAtMat4v(n,l,i.worldUp);u=$.inverseMat4(u);var A=$.transformVec3(u,this._cameraOffset);u[12]-=A[0],u[13]-=A[1],u[14]-=A[2];var c=[u[8],u[9],u[10]];i.eye=[u[12],u[13],u[14]],$.subVec3(i.eye,$.mulVec3Scalar(c,a),i.look),i.up=[u[4],u[5],u[6]],this.showPivot()}}},{key:"showPivot",value:function(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}},{key:"hidePivot",value:function(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}},{key:"endPivot",value:function(){this._pivoting=!1}},{key:"destroy",value:function(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}]),e}(),Dd=function(){function e(t,i){x(this,e),this._scene=t.scene,this._cameraControl=t,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=i,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=$.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}return C(e,[{key:"update",value:function(){if(this._configs.pointerEnabled&&(this.schedulePickEntity||this.schedulePickSurface)){var e="".concat(~~this.pickCursorPos[0],"-").concat(~~this.pickCursorPos[1],"-").concat(this.scheduleSnapOrPick,"-").concat(this.schedulePickSurface,"-").concat(this.schedulePickEntity);if(this._lastHash!==e){this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;var t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){var i=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});i&&(i.snappedToEdge||i.snappedToVertex)?(this.snapPickResult=i,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){var s=this.pickResult.canvasPos;if(s[0]===this.pickCursorPos[0]&&s[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){var r=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(r[0]===this.pickCursorPos[0]&&r[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}}}},{key:"fireEvents",value:function(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){var e=new Bt;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){var t=this.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=t)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}]),e}(),Sd=$.vec2(),Td=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o,a,l,u=i.pickController,A=0,c=0,h=0,d=0,p=!1,f=$.vec3(),v=!0,g=this._scene.canvas.canvas,m=[];function _(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];g.style.cursor="move",y(),e&&b()}function y(){A=r.pointerCanvasPos[0],c=r.pointerCanvasPos[1],h=r.pointerCanvasPos[0],d=r.pointerCanvasPos[1]}function b(){u.pickCursorPos=r.pointerCanvasPos,u.schedulePickSurface=!0,u.update(),u.picked&&u.pickedSurface&&u.pickResult&&u.pickResult.worldPos?(p=!0,f.set(u.pickResult.worldPos)):p=!1}document.addEventListener("keydown",this._documentKeyDownHandler=function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!0}}),document.addEventListener("keyup",this._documentKeyUpHandler=function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!1}}),g.addEventListener("mousedown",this._mouseDownHandler=function(e){if(s.active&&s.pointerEnabled)switch(e.which){case 1:m[t.input.KEY_SHIFT]||s.planView?(o=!0,_()):(o=!0,_(!1));break;case 2:a=!0,_();break;case 3:l=!0,s.panRightClick&&_()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=function(e){if(s.active&&s.pointerEnabled&&(o||a||l)){var i=t.canvas.boundary,u=i[2],h=i[3],d=r.pointerCanvasPos[0],v=r.pointerCanvasPos[1],g=m[t.input.KEY_SHIFT]||s.planView||!s.panRightClick&&a||s.panRightClick&&l,_=document.pointerLockElement?e.movementX:d-A,y=document.pointerLockElement?e.movementY:v-c;if(g){var b=t.camera;if("perspective"===b.projection){var w=Math.abs(p?$.lenVec3($.subVec3(f,t.camera.eye,[])):t.camera.eyeLookDist)*Math.tan(b.perspective.fov/2*Math.PI/180);n.panDeltaX+=1.5*_*w/h,n.panDeltaY+=1.5*y*w/h}else n.panDeltaX+=.5*b.ortho.scale*(_/h),n.panDeltaY+=.5*b.ortho.scale*(y/h)}else!o||a||l||s.planView||(s.firstPerson?(n.rotateDeltaY-=_/u*s.dragRotationRate/2,n.rotateDeltaX+=y/h*(s.dragRotationRate/4)):(n.rotateDeltaY-=_/u*(1.5*s.dragRotationRate),n.rotateDeltaX+=y/h*(1.5*s.dragRotationRate)));A=d,c=v}}),g.addEventListener("mousemove",this._canvasMouseMoveHandler=function(e){s.active&&s.pointerEnabled&&r.mouseover&&(v=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){if(s.active&&s.pointerEnabled)switch(e.which){case 1:case 2:case 3:o=!1,a=!1,l=!1}}),g.addEventListener("mouseup",this._mouseUpHandler=function(e){if(s.active&&s.pointerEnabled){if(3===e.which){!function(e,t){if(e){for(var i=e.target,s=0,r=0,n=0,o=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,n+=i.scrollLeft,o+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+n-s,t[1]=e.pageY+o-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Sd);var t=Sd[0],r=Sd[1];Math.abs(t-h)<3&&Math.abs(r-d)<3&&i.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Sd,event:e},!0)}g.style.removeProperty("cursor")}}),g.addEventListener("mouseenter",this._mouseEnterHandler=function(){s.active&&s.pointerEnabled});var w=1/60,B=null;g.addEventListener("wheel",this._mouseWheelHandler=function(e){if(s.active&&s.pointerEnabled){var t=performance.now()/1e3,i=null!==B?t-B:0;B=t,i>.05&&(i=.05),i<w&&(i=w);var o=Math.max(-1,Math.min(1,40*-e.deltaY));if(0!==o){var a=o/Math.abs(o);n.dollyDelta+=-a*i*s.mouseWheelDollyRate,v&&(r.followPointerDirty=!0,v=!1)}}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}]),e}(),Rd=$.vec3(),Ld=$.vec3(),Ud=$.vec3(),Od=$.vec3(),Nd=$.vec3(),Qd={eye:$.vec3(),look:$.vec3(),up:$.vec3()},Vd=function(){function e(t,i,s,r){x(this,e),this._scene=t;var n=i.cameraControl,o=t.camera;this._onSceneKeyDown=t.input.on("keydown",(function(){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover){var e=n._isKeyDownForAction(n.AXIS_VIEW_RIGHT),a=n._isKeyDownForAction(n.AXIS_VIEW_BACK),l=n._isKeyDownForAction(n.AXIS_VIEW_LEFT),u=n._isKeyDownForAction(n.AXIS_VIEW_FRONT),A=n._isKeyDownForAction(n.AXIS_VIEW_TOP),c=n._isKeyDownForAction(n.AXIS_VIEW_BOTTOM);if(e||a||l||u||A||c){var h=t.aabb,d=$.getAABB3Diag(h);$.getAABB3Center(h,Rd);var p=Math.abs(d/Math.tan(i.cameraFlight.fitFOV*$.DEGTORAD)),f=1.1*d;Qd.orthoScale=f,e?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldRight,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):a?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldForward,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):l?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldRight,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):u?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldForward,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):A?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldUp,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set($.normalizeVec3($.mulVec3Scalar(o.worldForward,1,Ud),Od))):c&&(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldUp,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set($.normalizeVec3($.mulVec3Scalar(o.worldForward,-1,Ud)))),!s.firstPerson&&s.followPointer&&i.pivotController.setPivotPos(Rd),i.cameraFlight.duration>0?i.cameraFlight.flyTo(Qd,(function(){i.pivotController.getPivoting()&&s.followPointer&&i.pivotController.showPivot()})):(i.cameraFlight.jumpTo(Qd),i.pivotController.getPivoting()&&s.followPointer&&i.pivotController.showPivot())}}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.input.off(this._onSceneKeyDown)}}]),e}(),Hd=function(){function e(t,i,s,r,n){var o=this;x(this,e),this._scene=t;var a=i.pickController,l=i.pivotController,u=i.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;var A=!1,c=!1,h=this._scene.canvas.canvas,d=function(e){var s;e&&e.worldPos&&(s=e.worldPos);var r=e&&e.entity?e.entity.aabb:t.aabb;if(s){var n=t.camera;$.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:r})}else i.cameraFlight.flyTo({aabb:r})},p=t.tickify(this._canvasMouseMoveHandler=function(e){if(s.active&&s.pointerEnabled&&!A&&!c){var i=u.hasSubs("hover"),n=u.hasSubs("hoverEnter"),l=u.hasSubs("hoverOut"),h=u.hasSubs("hoverOff"),d=u.hasSubs("hoverSurface"),p=u.hasSubs("hoverSnapOrSurface");if(i||n||l||h||d||p)if(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=d,a.scheduleSnapOrPick=p,a.update(),a.pickResult){if(a.pickResult.entity){var f=a.pickResult.entity.id;o._lastPickedEntityId!==f&&(void 0!==o._lastPickedEntityId&&u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),u.fire("hoverEnter",a.pickResult,!0),o._lastPickedEntityId=f)}u.fire("hover",a.pickResult,!0),(a.pickResult.worldPos||a.pickResult.snappedWorldPos)&&u.fire("hoverSurface",a.pickResult,!0)}else void 0!==o._lastPickedEntityId&&(u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),o._lastPickedEntityId=void 0),u.fire("hoverOff",{canvasPos:a.pickCursorPos},!0)}});h.addEventListener("mousemove",p),h.addEventListener("mousedown",this._canvasMouseDownHandler=function(e){if(1===e.which&&(A=!0),3===e.which&&(c=!0),1===e.which&&s.active&&s.pointerEnabled&&(r.mouseDownClientX=e.clientX,r.mouseDownClientY=e.clientY,r.mouseDownCursorX=r.pointerCanvasPos[0],r.mouseDownCursorY=r.pointerCanvasPos[1],!s.firstPerson&&s.followPointer&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),1===e.which))){var i=a.pickResult;i&&i.worldPos?(l.setPivotPos(i.worldPos),l.startPivot()):(s.smartPivot?l.setCanvasPivotPos(r.pointerCanvasPos):l.setPivotPos(t.camera.look),l.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){1===e.which&&(A=!1),3===e.which&&(c=!1),l.getPivoting()&&l.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=function(e){if(s.active&&s.pointerEnabled&&(1===e.which&&(l.hidePivot(),!(Math.abs(e.clientX-r.mouseDownClientX)>3||Math.abs(e.clientY-r.mouseDownClientY)>3)))){var n=u.hasSubs("picked"),A=u.hasSubs("pickedNothing"),c=u.hasSubs("pickedSurface"),h=u.hasSubs("doublePicked"),p=u.hasSubs("doublePickedSurface"),f=u.hasSubs("doublePickedNothing");if(!(s.doublePickFlyTo||h||p||f))return(n||A||c)&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=c,a.update(),a.pickResult?(u.fire("picked",a.pickResult,!0),a.pickedSurface&&u.fire("pickedSurface",a.pickResult,!0)):u.fire("pickedNothing",{canvasPos:r.pointerCanvasPos},!0)),void(o._clicks=0);if(o._clicks++,1===o._clicks){a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=s.doublePickFlyTo,a.schedulePickSurface=c,a.update();var v=a.pickResult,g=a.pickedSurface;o._timeout=setTimeout((function(){v?(u.fire("picked",v,!0),g&&(u.fire("pickedSurface",v,!0),!s.firstPerson&&s.followPointer&&(i.pivotController.setPivotPos(v.worldPos),i.pivotController.startPivot()&&i.pivotController.showPivot()))):u.fire("pickedNothing",{canvasPos:r.pointerCanvasPos},!0),o._clicks=0}),s.doubleClickTimeFrame)}else{if(null!==o._timeout&&(window.clearTimeout(o._timeout),o._timeout=null),a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=s.doublePickFlyTo||h||p,a.schedulePickSurface=a.schedulePickEntity&&p,a.update(),a.pickResult){if(u.fire("doublePicked",a.pickResult,!0),a.pickedSurface&&u.fire("doublePickedSurface",a.pickResult,!0),s.doublePickFlyTo&&(d(a.pickResult),!s.firstPerson&&s.followPointer)){var m=a.pickResult.entity.aabb,_=$.getAABB3Center(m);i.pivotController.setPivotPos(_),i.pivotController.startPivot()&&i.pivotController.showPivot()}}else if(u.fire("doublePickedNothing",{canvasPos:r.pointerCanvasPos},!0),s.doublePickFlyTo&&(d(),!s.firstPerson&&s.followPointer)){var y=t.aabb,b=$.getAABB3Center(y);i.pivotController.setPivotPos(b),i.pivotController.startPivot()&&i.pivotController.showPivot()}o._clicks=0}}},!1)}return C(e,[{key:"reset",value:function(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}]),e}(),jd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=t.input,a=[],l=t.canvas.canvas,u=!0;this._onSceneMouseMove=o.on("mousemove",(function(){u=!0})),this._onSceneKeyDown=o.on("keydown",(function(e){s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover&&(a[e]=!0,e===o.KEY_SHIFT&&(l.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(function(e){s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&(a[e]=!1,e===o.KEY_SHIFT&&(l.style.cursor=null),i.pivotController.getPivoting()&&i.pivotController.endPivot())})),this._onTick=t.on("tick",(function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover){var l=i.cameraControl,A=e.deltaTime/1e3;if(!s.planView){var c=l._isKeyDownForAction(l.ROTATE_Y_POS,a),h=l._isKeyDownForAction(l.ROTATE_Y_NEG,a),d=l._isKeyDownForAction(l.ROTATE_X_POS,a),p=l._isKeyDownForAction(l.ROTATE_X_NEG,a),f=A*s.keyboardRotationRate;(c||h||d||p)&&(!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),c?n.rotateDeltaY+=f:h&&(n.rotateDeltaY-=f),d?n.rotateDeltaX+=f:p&&(n.rotateDeltaX-=f),!s.firstPerson&&s.followPointer&&i.pivotController.startPivot())}if(!a[o.KEY_CTRL]&&!a[o.KEY_ALT]){var v=l._isKeyDownForAction(l.DOLLY_BACKWARDS,a),g=l._isKeyDownForAction(l.DOLLY_FORWARDS,a);if(v||g){var m=A*s.keyboardDollyRate;!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),g?n.dollyDelta-=m:v&&(n.dollyDelta+=m),u&&(r.followPointerDirty=!0,u=!1)}}var _=l._isKeyDownForAction(l.PAN_FORWARDS,a),y=l._isKeyDownForAction(l.PAN_BACKWARDS,a),b=l._isKeyDownForAction(l.PAN_LEFT,a),w=l._isKeyDownForAction(l.PAN_RIGHT,a),B=l._isKeyDownForAction(l.PAN_UP,a),x=l._isKeyDownForAction(l.PAN_DOWN,a),P=(a[o.KEY_ALT]?.3:1)*A*s.keyboardPanRate;(_||y||b||w||B||x)&&(!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),x?n.panDeltaY+=P:B&&(n.panDeltaY+=-P),w?n.panDeltaX+=-P:b&&(n.panDeltaX+=P),y?n.panDeltaZ+=P:_&&(n.panDeltaZ+=-P))}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}]),e}(),Gd=$.vec3(),zd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=t.camera,a=i.pickController,l=i.pivotController,u=i.panController,A=1,c=1,h=null;this._onTick=t.on("tick",(function(){if(s.active&&s.pointerEnabled){var e="default";if(Math.abs(n.dollyDelta)<.001&&(n.dollyDelta=0),Math.abs(n.rotateDeltaX)<.001&&(n.rotateDeltaX=0),Math.abs(n.rotateDeltaY)<.001&&(n.rotateDeltaY=0),0===n.rotateDeltaX&&0===n.rotateDeltaY||(n.dollyDelta=0),s.followPointer){if(--A<=0&&(A=1,0!==n.dollyDelta)){if(0===n.rotateDeltaY&&0===n.rotateDeltaX&&s.followPointer&&r.followPointerDirty&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),a.pickResult&&a.pickResult.worldPos?h=a.pickResult.worldPos:(c=1,h=null),r.followPointerDirty=!1),h){var i=Math.abs($.lenVec3($.subVec3(h,t.camera.eye,Gd)));c=i/s.dollyProximityThreshold}c<s.dollyMinSpeed&&(c=s.dollyMinSpeed)}}else c=1,h=null;var d=n.dollyDelta*c;if(0===n.rotateDeltaY&&0===n.rotateDeltaX||(!s.firstPerson&&s.followPointer&&l.getPivoting()?(l.continuePivot(n.rotateDeltaY,n.rotateDeltaX),l.showPivot()):(0!==n.rotateDeltaX&&(s.firstPerson?o.pitch(-n.rotateDeltaX):o.orbitPitch(n.rotateDeltaX)),0!==n.rotateDeltaY&&(s.firstPerson?o.yaw(n.rotateDeltaY):o.orbitYaw(n.rotateDeltaY))),n.rotateDeltaX*=s.rotationInertia,n.rotateDeltaY*=s.rotationInertia,e="grabbing"),Math.abs(n.panDeltaX)<.001&&(n.panDeltaX=0),Math.abs(n.panDeltaY)<.001&&(n.panDeltaY=0),Math.abs(n.panDeltaZ)<.001&&(n.panDeltaZ=0),0!==n.panDeltaX||0!==n.panDeltaY||0!==n.panDeltaZ){var p,f,v=$.vec3();if(v[0]=n.panDeltaX,v[1]=n.panDeltaY,v[2]=n.panDeltaZ,s.constrainVertical){o.xUp?(p=o.eye[0],f=o.look[0]):o.yUp?(p=o.eye[1],f=o.look[1]):o.zUp&&(p=o.eye[2],f=o.look[2]),o.pan(v);var g=o.eye,m=o.look;o.xUp?(g[0]=p,m[0]=f):o.yUp?(g[1]=p,m[1]=f):o.zUp&&(g[2]=p,m[2]=f),o.eye=g,o.look=m}else o.pan(v);e="grabbing"}if(n.panDeltaX*=s.panInertia,n.panDeltaY*=s.panInertia,n.panDeltaZ*=s.panInertia,0!==d){if(e=d<0?"zoom-in":"zoom-out",s.firstPerson){var _,y;if(s.constrainVertical&&(o.xUp?(_=o.eye[0],y=o.look[0]):o.yUp?(_=o.eye[1],y=o.look[1]):o.zUp&&(_=o.eye[2],y=o.look[2])),s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(s.constrainVertical){var b=o.eye,w=o.look;o.xUp?(b[0]=_,w[0]=y):o.yUp?(b[1]=_,w[1]=y):o.zUp&&(b[2]=_,w[2]=y),o.eye=b,o.look=w}}else if(s.planView){if(s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}else{if(s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}n.dollyDelta*=s.dollyInertia}a.fireEvents(),document.body.style.cursor=e}}))}return C(e,[{key:"destroy",value:function(){this._scene.off(this._onTick)}}]),e}(),Wd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=function(){r.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=function(){r.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=function(e){Kd(e,o,r.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=function(e){s.active&&s.pointerEnabled&&(Kd(e,o,r.pointerCanvasPos),r.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=function(e){s.active&&s.pointerEnabled})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}]),e}();function Kd(e,t,i){if(e){var s=t.getBoundingClientRect(),r=s.left,n=s.top;i[0]=e.clientX-r-window.scrollX,i[1]=e.clientY-n-window.scrollY}else e=window.event,i[0]=e.x,i[1]=e.y;return i}var Xd=function(e,t){if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Jd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=i.pickController,a=i.pivotController,l=$.vec2(),u=$.vec2(),A=$.vec2(),c=$.vec2(),h=[],d=this._scene.canvas.canvas,p=0,f=!1;this._onTick=t.on("tick",(function(){f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(s.active&&s.pointerEnabled){e.preventDefault();var i=e.touches,n=e.changedTouches;for(r.touchStartTime=Date.now(),1===i.length&&1===n.length&&(Xd(i[0],l),s.followPointer&&(o.pickCursorPos=l,o.schedulePickSurface=!0,o.update(),s.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(a.setPivotPos(o.pickResult.worldPos),!s.firstPerson&&a.startPivot()&&a.showPivot()):(s.smartPivot?a.setCanvasPivotPos(r.pointerCanvasPos):a.setPivotPos(t.camera.look),!s.firstPerson&&a.startPivot()&&a.showPivot()))));h.length<i.length;)h.push($.vec2());for(var u=0,A=i.length;u<A;++u)Xd(i[u],h[u]);p=i.length}}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(){a.getPivoting()&&a.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=function(e){if(s.active&&s.pointerEnabled&&(e.stopPropagation(),e.preventDefault(),!f)){f=!0;var i=t.canvas.boundary,a=i[2],l=i[3],d=e.touches;if(e.touches.length===p){if(1===p){Xd(d[0],u),$.subVec2(u,h[0],c);var v=c[0],g=c[1];if(null!==r.longTouchTimeout&&(Math.abs(v)>s.longTapRadius||Math.abs(g)>s.longTapRadius)&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null),s.planView){var m=t.camera;if("perspective"===m.projection){var _=Math.abs(t.camera.eyeLookDist)*Math.tan(m.perspective.fov/2*Math.PI/180);n.panDeltaX+=v*_/l*s.touchPanRate,n.panDeltaY+=g*_/l*s.touchPanRate}else n.panDeltaX+=.5*m.ortho.scale*(v/l)*s.touchPanRate,n.panDeltaY+=.5*m.ortho.scale*(g/l)*s.touchPanRate}else n.rotateDeltaY-=v/a*(1*s.dragRotationRate),n.rotateDeltaX+=g/l*(1.5*s.dragRotationRate)}else if(2===p){var y=d[0],b=d[1];Xd(y,u),Xd(b,A);var w=$.geometricMeanVec2(h[0],h[1]),B=$.geometricMeanVec2(u,A),x=$.vec2();$.subVec2(w,B,x);var P=x[0],C=x[1],M=t.camera,F=$.distVec2([y.pageX,y.pageY],[b.pageX,b.pageY]),E=($.distVec2(h[0],h[1])-F)*s.touchDollyRate;if(n.dollyDelta=E,Math.abs(E)<1)if("perspective"===M.projection){var k=o.pickResult?o.pickResult.worldPos:t.center,I=Math.abs($.lenVec3($.subVec3(k,t.camera.eye,[])))*Math.tan(M.perspective.fov/2*Math.PI/180);n.panDeltaX-=P*I/l*s.touchPanRate,n.panDeltaY-=C*I/l*s.touchPanRate}else n.panDeltaX-=.5*M.ortho.scale*(P/l)*s.touchPanRate,n.panDeltaY-=.5*M.ortho.scale*(C/l)*s.touchPanRate;r.pointerCanvasPos=B}for(var D=0;D<p;++D)Xd(d[D],h[D])}}})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}]),e}(),Yd=function(e,t){if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Zd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o,a=i.pickController,l=i.cameraControl,u=[],A=new Float32Array(2),c=-1,h=-1,d=this._scene.canvas.canvas,p=function(e){var s;e&&e.worldPos&&(s=e.worldPos);var r=e?e.entity.aabb:t.aabb;if(s){var n=t.camera;$.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:r})}else i.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(s.active&&s.pointerEnabled){null!==r.longTouchTimeout&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null);var t=e.touches,n=e.changedTouches;if(o=Date.now(),1===t.length&&1===n.length){c=o,Yd(t[0],A);var a=A[0],l=A[1],h=t[0].pageX,d=t[0].pageY;r.longTouchTimeout=setTimeout((function(){i.cameraControl.fire("rightClick",{pagePos:[Math.round(h),Math.round(d)],canvasPos:[Math.round(a),Math.round(l)],event:e},!0),r.longTouchTimeout=null}),s.longTapTimeout)}else c=-1;for(;u.length<t.length;)u.push(new Float32Array(2));for(var p=0,f=t.length;p<f;++p)Yd(t[p],u[p]);u.length=t.length}},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(e){if(s.active&&s.pointerEnabled){var t=Date.now(),i=e.touches,n=e.changedTouches,o=l.hasSubs("pickedSurface");null!==r.longTouchTimeout&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null),0===i.length&&1===n.length&&c>-1&&t-c<150&&(h>-1&&c-h<325?(Yd(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("doublePicked",a.pickResult),a.pickedSurface&&l.fire("doublePickedSurface",a.pickResult),s.doublePickFlyTo&&p(a.pickResult)):(l.fire("doublePickedNothing"),s.doublePickFlyTo&&p()),h=-1):$.distVec2(u[0],A)<4&&(Yd(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("picked",a.pickResult),a.pickedSurface&&l.fire("pickedSurface",a.pickResult)):l.fire("pickedNothing"),h=t),c=-1),u.length=i.length;for(var d=0,f=i.length;d<f;++d)u[d][0]=i[d].pageX,u[d][1]=i[d].pageY}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}]),e}(),qd=function(e){g(i,we);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r)).PAN_LEFT=0,s.PAN_RIGHT=1,s.PAN_UP=2,s.PAN_DOWN=3,s.PAN_FORWARDS=4,s.PAN_BACKWARDS=5,s.ROTATE_X_POS=6,s.ROTATE_X_NEG=7,s.ROTATE_Y_POS=8,s.ROTATE_Y_NEG=9,s.DOLLY_FORWARDS=10,s.DOLLY_BACKWARDS=11,s.AXIS_VIEW_RIGHT=12,s.AXIS_VIEW_BACK=13,s.AXIS_VIEW_LEFT=14,s.AXIS_VIEW_FRONT=15,s.AXIS_VIEW_TOP=16,s.AXIS_VIEW_BOTTOM=17,s._keyMap={},s.scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},s._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},s._states={pointerCanvasPos:$.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:$.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},s._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};var n=s.scene;return s._controllers={cameraControl:b(s),pickController:new Dd(b(s),s._configs),pivotController:new Id(n,s._configs),panController:new xd(n),cameraFlight:new zh(b(s),{duration:.5})},s._handlers=[new Wd(s.scene,s._controllers,s._configs,s._states,s._updates),new Jd(s.scene,s._controllers,s._configs,s._states,s._updates),new Td(s.scene,s._controllers,s._configs,s._states,s._updates),new Vd(s.scene,s._controllers,s._configs,s._states,s._updates),new Hd(s.scene,s._controllers,s._configs,s._states,s._updates),new Zd(s.scene,s._controllers,s._configs,s._states,s._updates),new jd(s.scene,s._controllers,s._configs,s._states,s._updates)],s._cameraUpdater=new zd(s.scene,s._controllers,s._configs,s._states,s._updates),s.navMode=r.navMode,r.planView&&(s.planView=r.planView),s.constrainVertical=r.constrainVertical,r.keyboardLayout?s.keyboardLayout=r.keyboardLayout:s.keyMap=r.keyMap,s.doublePickFlyTo=r.doublePickFlyTo,s.panRightClick=r.panRightClick,s.active=r.active,s.followPointer=r.followPointer,s.rotationInertia=r.rotationInertia,s.keyboardPanRate=r.keyboardPanRate,s.touchPanRate=r.touchPanRate,s.keyboardRotationRate=r.keyboardRotationRate,s.dragRotationRate=r.dragRotationRate,s.touchDollyRate=r.touchDollyRate,s.dollyInertia=r.dollyInertia,s.dollyProximityThreshold=r.dollyProximityThreshold,s.dollyMinSpeed=r.dollyMinSpeed,s.panInertia=r.panInertia,s.pointerEnabled=!0,s.keyboardDollyRate=r.keyboardDollyRate,s.mouseWheelDollyRate=r.mouseWheelDollyRate,s}return C(i,[{key:"keyMap",get:function(){return this._keyMap},set:function(e){if(e=e||"qwerty",le.isString(e)){var t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{var s=e;this._keyMap=s}}},{key:"_isKeyDownForAction",value:function(e,t){var i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(var s=0,r=i.length;s<r;s++){if(t[i[s]])return!0}return!1}},{key:"pivotElement",set:function(e){this._controllers.pivotController.setPivotElement(e)}},{key:"active",get:function(){return this._configs.active},set:function(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}},{key:"snapToVertex",get:function(){return this._configs.snapToVertex},set:function(e){this._configs.snapToVertex=!!e}},{key:"snapToEdge",get:function(){return this._configs.snapToEdge},set:function(e){this._configs.snapToEdge=!!e}},{key:"snapRadius",get:function(){return this._configs.snapRadius},set:function(e){e=e||30,this._configs.snapRadius=e}},{key:"navMode",get:function(){return this._configs.navMode},set:function(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}},{key:"pointerEnabled",get:function(){return this._configs.pointerEnabled},set:function(e){this._reset(),this._configs.pointerEnabled=!!e}},{key:"_reset",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.reset&&i.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}},{key:"followPointer",get:function(){return this._configs.followPointer},set:function(e){this._configs.followPointer=!1!==e}},{key:"pivotPos",get:function(){return this._controllers.pivotController.getPivotPos()},set:function(e){this._controllers.pivotController.setPivotPos(e)}},{key:"dollyToPointer",get:function(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer},set:function(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}},{key:"panToPointer",get:function(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1},set:function(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}},{key:"planView",get:function(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView},set:function(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}},{key:"firstPerson",get:function(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson},set:function(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}},{key:"constrainVertical",get:function(){return this._configs.constrainVertical},set:function(e){this._configs.constrainVertical=!!e}},{key:"doublePickFlyTo",get:function(){return this._configs.doublePickFlyTo},set:function(e){this._configs.doublePickFlyTo=!1!==e}},{key:"panRightClick",get:function(){return this._configs.panRightClick},set:function(e){this._configs.panRightClick=!1!==e}},{key:"rotationInertia",get:function(){return this._configs.rotationInertia},set:function(e){this._configs.rotationInertia=null!=e?e:0}},{key:"keyboardPanRate",get:function(){return this._configs.keyboardPanRate},set:function(e){this._configs.keyboardPanRate=null!=e?e:5}},{key:"touchPanRate",get:function(){return this._configs.touchPanRate},set:function(e){this._configs.touchPanRate=null!=e?e:1}},{key:"keyboardRotationRate",get:function(){return this._configs.keyboardRotationRate},set:function(e){this._configs.keyboardRotationRate=null!=e?e:90}},{key:"dragRotationRate",get:function(){return this._configs.dragRotationRate},set:function(e){this._configs.dragRotationRate=null!=e?e:360}},{key:"keyboardDollyRate",get:function(){return this._configs.keyboardDollyRate},set:function(e){this._configs.keyboardDollyRate=null!=e?e:15}},{key:"touchDollyRate",get:function(){return this._configs.touchDollyRate},set:function(e){this._configs.touchDollyRate=null!=e?e:.2}},{key:"mouseWheelDollyRate",get:function(){return this._configs.mouseWheelDollyRate},set:function(e){this._configs.mouseWheelDollyRate=null!=e?e:100}},{key:"dollyInertia",get:function(){return this._configs.dollyInertia},set:function(e){this._configs.dollyInertia=null!=e?e:0}},{key:"dollyProximityThreshold",get:function(){return this._configs.dollyProximityThreshold},set:function(e){this._configs.dollyProximityThreshold=null!=e?e:35}},{key:"dollyMinSpeed",get:function(){return this._configs.dollyMinSpeed},set:function(e){this._configs.dollyMinSpeed=null!=e?e:.04}},{key:"panInertia",get:function(){return this._configs.panInertia},set:function(e){this._configs.panInertia=null!=e?e:.5}},{key:"keyboardLayout",get:function(){return this._configs.keyboardLayout},set:function(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this._controllers.pivotController.enablePivotSphere(e)}},{key:"disablePivotSphere",value:function(){this._controllers.pivotController.disablePivotSphere()}},{key:"smartPivot",get:function(){return this._configs.smartPivot},set:function(e){this._configs.smartPivot=!1!==e}},{key:"doubleClickTimeFrame",get:function(){return this._configs.doubleClickTimeFrame},set:function(e){this._configs.doubleClickTimeFrame=null!=e?e:250}},{key:"destroy",value:function(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),f(w(i.prototype),"destroy",this).call(this)}},{key:"_destroyHandlers",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.destroy&&i.destroy()}}},{key:"_destroyControllers",value:function(){for(var e=0,t=this._controllers.length;e<t;e++){var i=this._controllers[e];i.destroy&&i.destroy()}}}]),i}(),$d=C((function e(t,i,s,r,n){x(this,e),this.name=t,this.type=s,this.value=i,this.valueType=r,this.description=n})),ep=C((function e(t){if(x(this,e),this.id=t.id,this.originalSystemId=t.originalSystemId,this.metaModels=[],this.name=t.name,this.type=t.type,this.properties=[],t.properties)for(var i=t.properties,s=0,r=i.length;s<r;s++){var n=i[s];this.properties.push(new $d(n.name,n.value,n.type,n.valueType,n.description))}})),tp=function(){function e(t){x(this,e),this.metaModels=[],this.id=t.id,this.parentId=t.parentId,this.parent=null,this.originalSystemId=t.originalSystemId,this.name=t.name,this.type=t.type,this.propertySetIds=t.propertySetIds,this.propertySets=[],this.attributes=t.attributes||{},void 0!==t.external&&null!==t.external&&(this.external=t.external)}return C(e,[{key:"metaModel",get:function(){return 1==this.metaModels.length?this.metaModels[0]:null}},{key:"getObjectIDsInSubtree",value:function(){var e=[];return function t(i){if(i){e.push(i.id);var s=i.children;if(s)for(var r=0,n=s.length;r<n;r++)t(s[r])}}(this),e}},{key:"withMetaObjectsInSubtree",value:function(e){!function t(i){if(i){e(i);var s=i.children;if(s)for(var r=0,n=s.length;r<n;r++)t(s[r])}}(this)}},{key:"getObjectIDsInSubtreeByType",value:function(e){for(var t={},i=0,s=e.length;i<s;i++)t[e[i]]=e[i];var r=[];return function e(i){if(i){t[i.type]&&r.push(i.id);var s=i.children;if(s)for(var n=0,o=s.length;n<o;n++)e(s[n])}}(this),r}},{key:"getJSON",value:function(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}]),e}(),ip=function(){function e(t){x(this,e),this.id=t.id,this.projectId=t.projectId,this.revisionId=t.revisionId,this.author=t.author,this.createdAt=t.createdAt,this.creatingApplication=t.creatingApplication,this.schema=t.schema,this.metaScene=t.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=t.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}return C(e,[{key:"rootMetaObject",get:function(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}},{key:"loadData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);var i=this.metaScene,s=e.properties;if(e.propertySets)for(var r=0,n=e.propertySets.length;r<n;r++){var o=e.propertySets[r];o.properties||(o.properties=[]);var a=i.propertySets[o.id];a||(s&&this._decompressProperties(s,o.properties),a=new ep({id:o.id,originalSystemId:o.originalSystemId||o.id,type:o.type,name:o.name,properties:o.properties}),i.propertySets[a.id]=a),a.metaModels.push(this),this.propertySets.push(a)}if(e.metaObjects)for(var l=0,u=e.metaObjects.length;l<u;l++){var A=e.metaObjects[l],c=A.id,h=i.metaObjects[c];if(!h){var d=A.type,p=A.originalSystemId,f=A.propertySets||A.propertySetIds;h=new tp({id:c,originalSystemId:p,parentId:A.parent,type:d,name:A.name,attributes:A.attributes,propertySetIds:f,external:A.external}),this.metaScene.metaObjects[c]=h,h.metaModels=[]}this.metaObjects.push(h),A.parent||(this.rootMetaObjects.push(h),i.rootMetaObjects[c]=h)}}},{key:"_decompressProperties",value:function(e,t){for(var i=0,s=t.length;i<s;i++){var r=t[i];if(Number.isInteger(r)){var n=e[r];n&&(t[i]=n)}}}},{key:"finalize",value:function(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";var e=this.metaScene;for(var t in e.metaObjects){var i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(var s=0,r=i.propertySetIds.length;s<r;s++){var n=i.propertySetIds[s],o=e.propertySets[n];i.propertySets.push(o)}}for(var a in e.metaObjects){var l=e.metaObjects[a];if(l.parentId){var u=e.metaObjects[l.parentId];u&&(l.parent=u,(u.children||(u.children=[])).push(l))}}for(var A in e.metaObjects){e.metaObjects[A].metaModels=[]}for(var c in e.metaModels)for(var h=e.metaModels[c],d=0,p=h.metaObjects.length;d<p;d++){h.metaObjects[d].metaModels.push(h)}for(var f in e.metaObjectsByType={},e.metaObjects){var v=e.metaObjects[f],g=v.type;(e.metaObjectsByType[g]||(e.metaObjectsByType[g]={}))[f]=v}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}},{key:"getJSON",value:function(){for(var e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=0,i=this.metaObjects.length;t<i;t++){var s=this.metaObjects[t],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(var n=0,o=this.propertySets.length;n<o;n++){for(var a=this.propertySets[n],l={id:a.id,originalSystemId:a.originalSystemId,extId:a.extId,type:a.type,name:a.name,propertyies:[]},u=0,A=a.properties.length;u<A;u++){var c=a.properties[u],h={id:c.id,description:c.description,type:c.type,name:c.name,value:c.value,valueType:c.valueType};l.properties.push(h)}e.propertySets.push(l)}return e}},{key:"_globalizeIDs",value:function(e,t){var i=!!t.globalizeObjectIds;if(e.metaObjects)for(var s=0,r=e.metaObjects.length;s<r;s++){var n=e.metaObjects[s];if(n.originalSystemId=n.id,n.parent&&(n.originalParentSystemId=n.parent),i&&(n.id=$.globalizeObjectId(this.id,n.id),n.parent&&(n.parent=$.globalizeObjectId(this.id,n.parent))),i){var o=n.propertySetIds;if(o){for(var a=[],l=0,u=o.length;l<u;l++)a.push($.globalizeObjectId(this.id,o[l]));n.propertySetIds=a,n.originalSystemPropertySetIds=o}}else n.originalSystemPropertySetIds=n.propertySetIds}if(e.propertySets)for(var A=0,c=e.propertySets.length;A<c;A++){var h=e.propertySets[A];h.originalSystemId=h.id,i&&(h.id=$.globalizeObjectId(this.id,h.id))}}}]),e}(),sp=function(){function e(t,i){x(this,e),this.viewer=t,this.scene=i,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"off",value:function(e){}},{key:"createMetaModel",value:function(e,t){var i=new ip({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return i.loadData(t),i.finalize(),i}},{key:"destroyMetaModel",value:function(e){var t=this.metaModels[e];if(t){if(t.propertySets)for(var i=0,s=t.propertySets.length;i<s;i++){var r=t.propertySets[i];if(1===r.metaModels.length&&r.metaModels[0].id===e)delete this.propertySets[r.id];else{for(var n=[],o=0,a=r.metaModels.length;o<a;o++)r.metaModels[o].id!==e&&n.push(r.metaModels[o]);r.metaModels=n}}if(t.metaObjects)for(var l=0,u=t.metaObjects.length;l<u;l++){var A=t.metaObjects[l];A.type;var c=A.id;1===A.metaModels.length&&A.metaModels[0].id===e&&(delete this.metaObjects[c],A.parent||delete this.rootMetaObjects[c])}for(var h in this.metaObjects){var d=this.metaObjects[h];if(d.children&&(d.children=[]),d.propertySets&&(d.propertySets=[]),d.propertySetIds)for(var p=0,f=d.propertySetIds.length;p<f;p++){var v=d.propertySetIds[p],g=this.propertySets[v];d.propertySets.push(g)}}for(var m in this.metaObjectsByType={},this.metaObjects){var _=this.metaObjects[m],y=_.type;_.children&&(_.children=null),(this.metaObjectsByType[y]||(this.metaObjectsByType[y]={}))[m]=_}for(var b in this.metaObjects){var w=this.metaObjects[b];if(w.parentId){var B=this.metaObjects[w.parentId];B&&(w.parent=B,(B.children||(B.children=[])).push(w))}}for(var x in delete this.metaModels[e],this.metaObjects){this.metaObjects[x].metaModels=[]}for(var P in this.metaModels)for(var C=this.metaModels[P],M=0,F=C.metaObjects.length;M<F;M++){C.metaObjects[M].metaModels.push(C)}this.fire("metaModelDestroyed",e)}}},{key:"getObjectIDsByType",value:function(e){var t=this.metaObjectsByType[e];return t?Object.keys(t):[]}},{key:"getObjectIDsInSubtree",value:function(e,t,i){var s=[],r=this.metaObjects[e],n=t&&t.length>0?rp(t):null,o=i&&i.length>0?rp(i):null;return function e(t){if(t){var i=!0;(o&&o[t.type]||n&&!n[t.type])&&(i=!1),i&&s.push(t.id);var r=t.children;if(r)for(var a=0,l=r.length;a<l;a++)e(r[a])}}(r),s}},{key:"withMetaObjectsInSubtree",value:function(e,t){var i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}]),e}();function rp(e){for(var t={},i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
+ **/var Hc=null;function jc(e,t){var i,s,r,n,o,a,l=3*e,u=3*t,A=Math.min(i=Hc[l],s=Hc[l+1],r=Hc[l+2]),c=Math.min(n=Hc[u],o=Hc[u+1],a=Hc[u+2]);if(A!==c)return A-c;var h=Math.max(i,s,r),d=Math.max(n,o,a);return h!==d?h-d:0}function Gc(e,t){for(var i=new Int32Array(e.length/3),s=0,r=i.length;s<r;s++)i[s]=s;Hc=new Int32Array(e.length);for(var n=0,o=e.length;n<o;n++)Hc[n]=e[n]>>t;i.sort(jc);for(var a=new Int32Array(e.length),l=0,u=i.length;l<u;l++)a[3*l+0]=e[3*i[l]+0],a[3*l+1]=e[3*i[l]+1],a[3*l+2]=e[3*i[l]+2];return a}var zc=null;function Wc(e,t){var i=zc[2*e]-zc[2*t];return 0!==i?i:zc[2*e+1]-zc[2*t+1]}function Kc(e){if(0===(e||[]).length)return[];for(var t=new Int32Array(e.length/2),i=0,s=t.length;i<s;i++)t[i]=i;for(var r=0,n=e.length;r<n;r+=2)if(e[r]>e[r+1]){var o=e[r];e[r]=e[r+1],e[r+1]=o}zc=new Int32Array(e),t.sort(Wc);for(var a=new Int32Array(e.length),l=0,u=t.length;l<u;l++)a[2*l+0]=e[2*t[l]+0],a[2*l+1]=e[2*t[l]+1];return a}function Xc(e,t){var i={},s={};e.forEach((function(e){for(var t=e.indices,r=e.edgeIndices,n=e.positionsCompressed,o=0,a=t.length;o<a;o+=3){var l=n[3*t[o]]+"_"+n[3*t[o]+1]+"_"+n[3*t[o]+2]+"/"+n[3*t[o+1]]+"_"+n[3*t[o+1]+1]+"_"+n[3*t[o+1]+2]+"/"+n[3*t[o+2]]+"_"+n[3*t[o+2]+1]+"_"+n[3*t[o+2]+2];i[l]=!0}e.edgeIndices.length/2;for(var u=0,A=r.length;u<A;u+=2){var c=n[3*r[u]]+"_"+n[3*r[u]+1]+"_"+n[3*r[u]+2]+"/"+n[3*r[u+1]]+"_"+n[3*r[u+1]+1]+"_"+n[3*r[u+1]+2]+"/";s[c]=!0}}));var r=t.indices;t.edgeIndices;for(var n=t.positionsCompressed,o=0,a=r.length;o<a;o+=3){var l=n[3*r[o]]+"_"+n[3*r[o]+1]+"_"+n[3*r[o]+2]+"/"+n[3*r[o+1]]+"_"+n[3*r[o+1]+1]+"_"+n[3*r[o+1]+2]+"/"+n[3*r[o+2]]+"_"+n[3*r[o+2]+1]+"_"+n[3*r[o+2]+2];if(!(l in i))throw console.log("Not found "+l),"Ohhhh!"}}var Jc=$.vec4(4),Yc=$.vec4(),Zc=$.vec4(),qc=$.vec3([1,0,0]),$c=$.vec3([0,1,0]),eh=$.vec3([0,0,1]);$.vec3(3),$.vec3(3);var th=$.identityMat4(),ih=function(){function e(t){x(this,e),this._model=t.model,this.id=t.id,this._parentTransform=t.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=$.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=$.identityMat4(new Float32Array(16)),this._worldMatrix=$.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),t.parent&&t.parent._addChildTransform(this)}return C(e,[{key:"_addChildTransform",value:function(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}},{key:"_addMesh",value:function(e){this._meshes.push(e),e.transform=this}},{key:"parentTransform",get:function(){return this._parentTransform}},{key:"meshes",get:function(){return this._meshes}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=$.identityMat4()),$.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=$.identityMat4()),this._localMatrix.set(e||th),$.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Jc[0]=e[0],Jc[1]=e[1],Jc[2]=e[2],Jc[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Jc,Yc),$.mulQuaternions(this.quaternion,Yc,Zc),this.quaternion=Zc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Jc[0]=e[0],Jc[1]=e[1],Jc[2]=e[2],Jc[3]=t*$.DEGTORAD,$.angleAxisToQuaternion(Jc,Yc),$.mulQuaternions(Yc,this.quaternion,Yc),this}},{key:"rotateX",value:function(e){return this.rotate(qc,e)}},{key:"rotateY",value:function(e){return this.rotate($c,e)}},{key:"rotateZ",value:function(e){return this.rotate(eh,e)}},{key:"translate",value:function(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateX",value:function(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateY",value:function(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateZ",value:function(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._transformDirty()}},{key:"_transformDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._childTransforms.length;e<t;e++){var i=this._childTransforms[e];if(i._transformDirty(),i._meshes&&i._meshes.length>0)for(var s=i._meshes,r=0,n=s.length;r<n;r++)s[r]._transformDirty()}if(this._meshes&&this._meshes.length>0)for(var o=this._meshes,a=0,l=o.length;a<l;a++)o[a]._transformDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentTransform)$.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._childTransforms)for(var t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}]),e}(),sh=$.vec3(),rh=$.OBB3(),nh=$.vec3([1,1,1]),oh=$.vec3([0,0,0]),ah=$.vec3([0,0,0]),lh=$.identityQuaternion(),uh=$.identityMat4(),Ah=new Uint8Array([255,255,255]),ch=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._dtxEnabled=s.scene.dtxEnabled&&!1!==r.dtxEnabled,s._enableVertexWelding=!1,s._enableIndexBucketing=!1,s._vboBatchingLayerScratchMemory=no(),s._textureTranscoder=r.textureTranscoder||Uc(s.scene.viewer),s._maxGeometryBatchSize=r.maxGeometryBatchSize,s._aabb=$.collapseAABB3(),s._aabbDirty=!0,s._quantizationRanges={},s._vboInstancingLayers={},s._vboBatchingLayers={},s._dtxLayers={},s._meshList=[],s.layerList=[],s._entityList=[],s._geometries={},s._dtxBuckets={},s._textures={},s._textureSets={},s._transforms={},s._meshes={},s._unusedMeshes={},s._entities={},s.renderFlags=new Wr,s.numGeometries=0,s.numPortions=0,s.numVisibleLayerPortions=0,s.numTransparentLayerPortions=0,s.numXRayedLayerPortions=0,s.numHighlightedLayerPortions=0,s.numSelectedLayerPortions=0,s.numEdgesLayerPortions=0,s.numPickableLayerPortions=0,s.numClippableLayerPortions=0,s.numCulledLayerPortions=0,s.numEntities=0,s._numTriangles=0,s._numLines=0,s._numPoints=0,s._edgeThreshold=r.edgeThreshold||10,s._origin=$.vec3(r.origin||[0,0,0]),s._position=$.vec3(r.position||[0,0,0]),s._rotation=$.vec3(r.rotation||[0,0,0]),s._quaternion=$.vec4(r.quaternion||[0,0,0,1]),s._conjugateQuaternion=$.vec4(r.quaternion||[0,0,0,1]),r.rotation&&$.eulerToQuaternion(s._rotation,"XYZ",s._quaternion),s._scale=$.vec3(r.scale||[1,1,1]),s._worldRotationMatrix=$.mat4(),s._worldRotationMatrixConjugate=$.mat4(),s._matrix=$.mat4(),s._matrixDirty=!0,s._rebuildMatrices(),s._worldNormalMatrix=$.mat4(),$.inverseMat4(s._matrix,s._worldNormalMatrix),$.transposeMat4(s._worldNormalMatrix),(r.matrix||r.position||r.rotation||r.scale||r.quaternion)&&(s._viewMatrix=$.mat4(),s._viewNormalMatrix=$.mat4(),s._viewMatrixDirty=!0,s._matrixNonIdentity=!0),s._opacity=1,s._colorize=[1,1,1],s._saoEnabled=!1!==r.saoEnabled,s._pbrEnabled=!1!==r.pbrEnabled,s._colorTextureEnabled=!1!==r.colorTextureEnabled,s._isModel=r.isModel,s._isModel&&s.scene._registerModel(b(s)),s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewMatrixDirty=!0})),s._meshesWithDirtyMatrices=[],s._numMeshesWithDirtyMatrices=0,s._onTick=s.scene.on("tick",(function(){for(;s._numMeshesWithDirtyMatrices>0;)s._meshesWithDirtyMatrices[--s._numMeshesWithDirtyMatrices]._updateMatrix()})),s._createDefaultTextureSet(),s.visible=r.visible,s.culled=r.culled,s.pickable=r.pickable,s.clippable=r.clippable,s.collidable=r.collidable,s.castsShadow=r.castsShadow,s.receivesShadow=r.receivesShadow,s.xrayed=r.xrayed,s.highlighted=r.highlighted,s.selected=r.selected,s.edges=r.edges,s.colorize=r.colorize,s.opacity=r.opacity,s.backfaces=r.backfaces,s}return C(i,[{key:"_meshMatrixDirty",value:function(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}},{key:"_createDefaultTextureSet",value:function(){var e=new Cc({id:"defaultColorTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new Cc({id:"defaultMetalRoughTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new Cc({id:"defaultNormalsTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new Cc({id:"defaultEmissiveTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new Cc({id:"defaultOcclusionTexture",texture:new In({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new Pc({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}},{key:"isPerformanceModel",get:function(){return!0}},{key:"transforms",get:function(){return this._transforms}},{key:"textures",get:function(){return this._textures}},{key:"textureSets",get:function(){return this._textureSets}},{key:"meshes",get:function(){return this._meshes}},{key:"objects",get:function(){return this._entities}},{key:"origin",get:function(){return this._origin}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),$.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),$.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){}},{key:"matrix",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._matrix},set:function(e){this._matrix.set(e||uh),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),$.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),$.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotationMatrix",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrix}},{key:"_rebuildMatrices",value:function(){this._matrixDirty&&($.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),$.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),$.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),$.translateMat4v(this._position,this._matrix),this._matrixDirty=!1)}},{key:"rotationMatrixConjugate",get:function(){return this._matrixDirty&&this._rebuildMatrices(),this._worldRotationMatrixConjugate}},{key:"_setWorldMatrixDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}},{key:"_sceneModelDirty",value:function(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(var e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}},{key:"worldMatrix",get:function(){return this.matrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrix}},{key:"viewMatrix",get:function(){return this._viewMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&($.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),this._viewMatrix):this.scene.camera.viewMatrix}},{key:"viewNormalMatrix",get:function(){return this._viewNormalMatrix?(this._matrixDirty&&(this._rebuildMatrices(),this._viewMatrixDirty=!0),this._viewMatrixDirty&&($.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1),$.inverseMat4(this._viewMatrix,this._viewNormalMatrix),$.transposeMat4(this._viewNormalMatrix),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}},{key:"backfaces",get:function(){return this._backfaces},set:function(e){e=!!e,this._backfaces=e,this.glRedraw()}},{key:"entityList",get:function(){return this._entityList}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return!1}},{key:"aabb",get:function(){if(this._aabbDirty){$.collapseAABB3(this._aabb);for(var e=0,t=this._entityList.length;e<t;e++)$.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"numLines",get:function(){return this._numLines}},{key:"numPoints",get:function(){return this._numPoints}},{key:"visible",get:function(){return this.numVisibleLayerPortions>0},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}},{key:"xrayed",get:function(){return this.numXRayedLayerPortions>0},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}},{key:"highlighted",get:function(){return this.numHighlightedLayerPortions>0},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}},{key:"selected",get:function(){return this.numSelectedLayerPortions>0},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}},{key:"edges",get:function(){return this.numEdgesLayerPortions>0},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}},{key:"pickable",get:function(){return this.numPickableLayerPortions>0},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}},{key:"colorize",get:function(){return this._colorize},set:function(e){this._colorize=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}},{key:"opacity",get:function(){return this._opacity},set:function(e){this._opacity=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}},{key:"saoEnabled",get:function(){return this._saoEnabled}},{key:"pbrEnabled",get:function(){return this._pbrEnabled}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!1}},{key:"xrayMaterial",get:function(){return this.scene.xrayMaterial}},{key:"highlightMaterial",get:function(){return this.scene.highlightMaterial}},{key:"selectedMaterial",get:function(){return this.scene.selectedMaterial}},{key:"edgeMaterial",get:function(){return this.scene.edgeMaterial}},{key:"getPickViewMatrix",value:function(e){return this._viewMatrix?this._viewMatrix:e}},{key:"createQuantizationRange",value:function(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:ea(e.aabb,$.mat4())}:this.error("[createQuantizationRange] Config missing: id")}},{key:"createGeometry",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error("[createGeometry] Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ea(e.positionsDecodeBoundary,$.mat4())),e.positions){var i=$.collapseAABB3();e.positionsDecodeMatrix=$.mat4(),$.expandAABB3Points3(i,e.positions),e.positionsCompressed=$o(e.positions,i,e.positionsDecodeMatrix),e.aabb=i}else if(e.positionsCompressed){var s=$.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),$.expandAABB3Points3(s,e.positionsCompressed),ki.decompressAABB(s,e.positionsDecodeMatrix),e.aabb=s}else if(e.buckets){var r=$.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(var n=0,o=e.buckets.length;n<o;n++){var a=e.buckets[n];a.positions?$.expandAABB3Points3(r,a.positions):a.positionsCompressed&&$.expandAABB3Points3(r,a.positionsCompressed)}e.positionsDecodeMatrix&&ki.decompressAABB(r,e.positionsDecodeMatrix),e.aabb=r}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){for(var l=e.colors,u=new Uint8Array(l.length),A=0,c=l.length;A<c;A++)u[A]=255*l[A];e.colorsCompressed=u}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=wi(e.positions,e.indices,null,5):e.edgeIndices=wi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){var h=ki.getUVBounds(e.uv),d=ki.compressUVs(e.uv,h.min,h.max);e.uvCompressed=d.quantized,e.uvDecodeMatrix=d.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error("[createGeometry] Unsupported value for 'primitive': '".concat(e.primitive,"' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'."));else this.error("[createGeometry] Config missing: id")}},{key:"createTexture",value:function(e){var t=this,i=e.id;if(null!=i)if(this._textures[i])this.error("[createTexture] Texture already created: "+i);else{if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;var s=e.minFilter||1008;1006!==s&&1007!==s&&1008!==s&&1005!==s&&1004!==s&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),s=1008);var r=e.magFilter||1006;1006!==r&&1003!==r&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),r=1006);var n=e.wrapS||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);var o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);var a=e.wrapR||1e3;1001!==a&&1002!==a&&1e3!==a&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),a=1e3);var l=e.encoding||3e3;3e3!==l&&3001!==l&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),l=3e3);var u=new In({gl:this.scene.canvas.gl,minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,encoding:l});if(e.preloadColor&&u.setPreloadColor(e.preloadColor),e.image){var A=e.image;A.crossOrigin="Anonymous",u.setImage(A,{minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l})}else if(e.src){var c=e.src.split(".").pop();switch(c){case"jpeg":case"jpg":case"png":case"gif":var h=new Image;h.onload=function(){u.setImage(h,{minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l}),t.glRedraw()},h.src=e.src;break;default:this._textureTranscoder?le.loadArraybuffer(e.src,(function(e){e.byteLength?t._textureTranscoder.transcode([e],u).then((function(){t.glRedraw()})):t.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error("[createTexture] Can't create texture from 'src': ".concat(e))})):this.error("[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('".concat(c,"')"))}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,u).then((function(){t.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[i]=new Cc({id:i,texture:u})}else this.error("[createTexture] Config missing: id")}},{key:"createTextureSet",value:function(e){var t=e.id;if(null!=t){if(!this._textureSets[t]){var i,s,r,n,o;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(!(i=this._textures[e.colorTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.colorTextureId," - ensure that you create it first with createTexture()"))}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(!(s=this._textures[e.metallicRoughnessTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.metallicRoughnessTextureId," - ensure that you create it first with createTexture()"))}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(!(r=this._textures[e.normalsTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.normalsTextureId," - ensure that you create it first with createTexture()"))}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(!(n=this._textures[e.emissiveTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.emissiveTextureId," - ensure that you create it first with createTexture()"))}else n=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(!(o=this._textures[e.occlusionTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.occlusionTextureId," - ensure that you create it first with createTexture()"))}else o=this._textures.defaultOcclusionTexture;var a=new Pc({id:t,model:this,colorTexture:i,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:n,occlusionTexture:o});return this._textureSets[t]=a,a}this.error("[createTextureSet] Texture set already created: ".concat(t))}else this.error("[createTextureSet] Config missing: id")}},{key:"createTransform",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._transforms[e.id])this.error("[createTransform] SceneModel already has a transform with this ID: ".concat(e.id));else{var t;if(!e.parentTransformId||(t=this._transforms[e.parentTransformId])){var i=new ih({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}this.error("[createTransform] SceneModel.createTransform() config missing: id")}else this.error("[createTransform] SceneModel.createTransform() config missing: id")}},{key:"createMesh",value:function(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error("[createMesh] SceneModel already has a mesh with this ID: ".concat(e.id)),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error("Unsupported value for 'primitive': '".concat(primitive,"'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.")),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error("Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;var i=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?$.addVec3(this._origin,e.origin,$.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position){var s=e.scale||nh,r=e.position||oh,n=e.rotation||ah;$.eulerToQuaternion(n,"XYZ",lh),e.meshMatrix=$.composeMat4(r,lh,s,$.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ea(e.positionsDecodeBoundary,$.mat4())),i){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){var o=$.vec3(),a=[];Ue(e.positions,a,o)&&(e.positions=a,e.origin=$.addVec3(e.origin,o,o))}if(e.positions){var l=$.collapseAABB3();e.positionsDecodeMatrix=$.mat4(),$.expandAABB3Points3(l,e.positions),e.positionsCompressed=$o(e.positions,l,e.positionsDecodeMatrix),e.aabb=l}else if(e.positionsCompressed){var u=$.collapseAABB3();$.expandAABB3Points3(u,e.positionsCompressed),ki.decompressAABB(u,e.positionsDecodeMatrix),e.aabb=u}if(e.buckets){for(var A=$.collapseAABB3(),c=0,h=e.buckets.length;c<h;c++){var d=e.buckets[c];d.positions?$.expandAABB3Points3(A,d.positions):d.positionsCompressed&&$.expandAABB3Points3(A,d.positionsCompressed)}e.positionsDecodeMatrix&&ki.decompressAABB(A,e.positionsDecodeMatrix),e.aabb=A}e.meshMatrix&&($.AABB3ToOBB3(e.aabb,rh),$.transformOBB3(e.meshMatrix,rh),$.OBB3ToAABB3(rh,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=wi(e.positions,e.indices,null,2):e.edgeIndices=wi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=hh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){var p=[];Ue(e.positions,p,sh)&&(e.positions=p,e.origin=$.addVec3(e.origin,sh,$.vec3()))}if(e.positions){var f=$.collapseAABB3();e.meshMatrix&&($.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),$.expandAABB3Points3(f,e.positions),e.aabb=f}else{var v=$.collapseAABB3();$.expandAABB3Points3(v,e.positionsCompressed),ki.decompressAABB(v,e.positionsDecodeMatrix),e.aabb=v}if(e.meshMatrix&&($.AABB3ToOBB3(e.aabb,rh),$.transformOBB3(e.meshMatrix,rh),$.OBB3ToAABB3(rh,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=wi(e.positions,e.indices,null,2):e.edgeIndices=wi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error("[createMesh] Texture set not found: ".concat(e.textureSetId," - ensure that you create it first with createTextureSet()")),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error("[createMesh] Geometry not found: ".concat(e.geometryId," - ensure that you create it first with createGeometry()")),!1;if(e.origin=e.origin?$.addVec3(this._origin,e.origin,$.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error("[createMesh] Transform not found: ".concat(e.transformId," - ensure that you create it first with createTransform()")),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix.slice();else{var g=e.scale||nh,m=e.position||oh,_=e.rotation||ah;$.eulerToQuaternion(_,"XYZ",lh),e.meshMatrix=$.composeMat4(m,lh,g,$.mat4())}$.AABB3ToOBB3(e.geometry.aabb,rh),$.transformOBB3(e.meshMatrix,rh),e.aabb=$.OBB3ToAABB3(rh,$.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;var y=this._dtxBuckets[e.geometryId];y||(y=hh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=y),e.buckets=y}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Ah,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}},{key:"_createMesh",value:function(e){var t=new io(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);var i=t.pickId,s=i>>24&255,r=i>>16&255,n=i>>8&255,o=255&i;switch(e.pickColor=new Uint8Array([o,n,r,s]),e.solid="solid"===e.primitive,t.origin=$.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}},{key:"_getNumPrimitives",value:function(e){var t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(var i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(var r=0,n=e.buckets.length;r<n;r++)t+=e.buckets[r].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:var o=e.geometry;t+=o.positions?o.positions.length:o.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(var a=0,l=e.buckets.length;a<l;a++)t+=e.buckets[a].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}},{key:"_getDTXLayer",value:function(e){var t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=".".concat(i,".").concat(Math.round(t[0]),".").concat(Math.round(t[1]),".").concat(Math.round(t[2])),r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;r.finalize(),delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new xc(this,{layerIndex:0,origin:t});break;case"lines":r=new tA(this,{layerIndex:0,origin:t});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),r}},{key:"_getVBOBatchingLayer",value:function(e){var t=this,i=e.origin,s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(e.primitive,".").concat(s,".").concat(r),o=this._vboBatchingLayers[n];if(o)return o;for(var a=e.textureSet;!o;){switch(e.primitive){case"triangles":case"solid":case"surface":o=new da({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0});break;case"lines":o=new wl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize});break;case"points":o=new cu({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize})}var l=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?o.canCreatePortion(l):o.canCreatePortion(l,e.indices.length))||(o.finalize(),delete this._vboBatchingLayers[n],o=null)}return this._vboBatchingLayers[n]=o,this.layerList.push(o),o}},{key:"_createHashStringFromMatrix",value:function(e){for(var t=e.join(""),i=0,s=0;s<t.length;s++){i=(i<<5)-i+t.charCodeAt(s),i|=0}return(i>>>0).toString(16)}},{key:"_getVBOInstancingLayer",value:function(e){var t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(s,".").concat(r),o=this._vboInstancingLayers[n];if(o)return o;for(var a=e.textureSet,l=e.geometry;!o;)switch(l.primitive){case"triangles":case"surface":o=new rl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":o=new rl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":o=new jl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":o=new Lu({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[n]=o,this.layerList.push(o),o}},{key:"createEntity",value:function(e){if(void 0===e.id?e.id=$.createUUID():this.scene.components[e.id]&&(this.error("Scene already has a Component with this ID: ".concat(e.id," - will assign random ID")),e.id=$.createUUID()),void 0!==e.meshIds){var t=0;this._visible&&!1!==e.visible&&(t|=Qe),this._pickable&&!1!==e.pickable&&(t|=He),this._culled&&!1!==e.culled&&(t|=Ve),this._clippable&&!1!==e.clippable&&(t|=je),this._collidable&&!1!==e.collidable&&(t|=Ge),this._edges&&!1!==e.edges&&(t|=Xe),this._xrayed&&!1!==e.xrayed&&(t|=ze),this._highlighted&&!1!==e.highlighted&&(t|=We),this._selected&&!1!==e.selected&&(t|=Ke),e.flags=t,this._createEntity(e)}else this.error("Config missing: meshIds")}},{key:"_createEntity",value:function(e){for(var t=[],i=0,s=e.meshIds.length;i<s;i++){var r=e.meshIds[i],n=this._meshes[r];n?n.parent?this.error('Mesh with ID "'.concat(r,'" already belongs to object with ID "').concat(n.parent.id,'" - ignoring this mesh')):(t.push(n),delete this._unusedMeshes[r]):this.error('Mesh with this ID not found: "'.concat(r,'" - ignoring this mesh'))}var o=new Ze(this,e.isObject,e.id,t,e.flags,!0);this._entityList.push(o),this._entities[e.id]=o,this.numEntities++}},{key:"finalize",value:function(){if(!this.destroyed){this._createDummyEntityForUnusedMeshes();for(var e=0,t=this.layerList.length;e<t;e++){this.layerList[e].finalize()}this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._dtxLayers={},this._vboInstancingLayers={},this._vboBatchingLayers={};for(var i=0,s=this._entityList.length;i<s;i++){this._entityList[i]._finalize()}for(var r=0,n=this._entityList.length;r<n;r++){this._entityList[r]._finalize2()}this.layerList.sort((function(e,t){return e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0}));for(var o=0,a=this.layerList.length;o<a;o++){this.layerList[o].layerIndex=o}this.glRedraw(),this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position}}},{key:"stateSortCompare",value:function(e,t){}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}},{key:"_updateRenderFlagsVisibleLayers",value:function(){var e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(var t=0,i=this.layerList.length;t<i;t++){var s=this.layerList[t];this._getActiveSectionPlanesForLayer(s)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}},{key:"_createDummyEntityForUnusedMeshes",value:function(){var e=Object.keys(this._unusedMeshes);if(e.length>0){var t="".concat(this.id,"-dummyEntityForUnusedMeshes");this.warn('Creating dummy SceneModelEntity "'.concat(t,'" for unused SceneMeshes: [').concat(e.join(","),"]")),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}},{key:"_getActiveSectionPlanesForLayer",value:function(e){var t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(var n=0;n<s;n++){i[n].active?(t.sectionPlanesActivePerLayer[r+n]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+n]=!1}return!0}},{key:"_updateRenderFlags",value:function(){if(0!==this.numVisibleLayerPortions&&this.numCulledLayerPortions!==this.numPortions){var e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){var t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0)this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0));if(this.numSelectedLayerPortions>0){var i=this.scene.selectedMaterial._state;i.fill&&(i.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){var s=this.scene.highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"drawColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawColorOpaque(t,e)}}},{key:"drawColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawColorTransparent(t,e)}}},{key:"drawDepth",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawDepth(t,e)}}},{key:"drawNormals",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawNormals(t,e)}}},{key:"drawSilhouetteXRayed",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteXRayed(t,e)}}},{key:"drawSilhouetteHighlighted",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteHighlighted(t,e)}}},{key:"drawSilhouetteSelected",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawSilhouetteSelected(t,e)}}},{key:"drawEdgesColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesColorOpaque(t,e)}}},{key:"drawEdgesColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesColorTransparent(t,e)}}},{key:"drawEdgesXRayed",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesXRayed(t,e)}}},{key:"drawEdgesHighlighted",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesHighlighted(t,e)}}},{key:"drawEdgesSelected",value:function(e){for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawEdgesSelected(t,e)}}},{key:"drawOcclusion",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawOcclusion(t,e)}}},{key:"drawShadow",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawShadow(t,e)}}},{key:"setPickMatrices",value:function(e,t){if(0!==this._numVisibleLayerPortions)for(var i=this.renderFlags,s=0,r=i.visibleLayers.length;s<r;s++){var n=i.visibleLayers[s],o=this.layerList[n];o.setPickMatrices&&o.setPickMatrices(e,t)}}},{key:"drawPickMesh",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickMesh(t,e)}}},{key:"drawPickDepths",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickDepths(t,e)}}},{key:"drawPickNormals",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i];this.layerList[r].drawPickNormals(t,e)}}},{key:"drawSnapInit",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i],n=this.layerList[r];n.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"drawSnap",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,s=t.visibleLayers.length;i<s;i++){var r=t.visibleLayers[i],n=this.layerList[r];n.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"destroy",value:function(){for(var e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();for(var t in this._vboBatchingLayers={},this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(t)&&this._vboInstancingLayers[t].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(var s=0,r=this.layerList.length;s<r;s++)this.layerList[s].destroy();this.layerList=[];for(var n=0,o=this._entityList.length;n<o;n++)this._entityList[n]._destroy();this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==ro&&0==--ro&&so._clear(),f(B(i.prototype),"destroy",this).call(this)}}]),i}();function hh(e,t,i){var s,r,n,o;if(t||i){var a=h(Vc({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}),3);s=a[0],r=a[1],n=a[2]}else s=e.positionsCompressed,r=e.indices,n=e.edgeIndices;i?o=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=e.positionsCompressed||[],r=Gc(e.indices||[],t),n=Kc(e.edgeIndices||[]);function o(e,t){if(e>t){var i=e;e=t,t=i}function s(i,s){return i!==e?e-i:s!==t?t-s:0}for(var r=0,o=(n.length>>1)-1;r<=o;){var a=o+r>>1,l=s(n[2*a],n[2*a+1]);if(l>0)r=a+1;else{if(!(l<0))return a;o=a-1}}return-r-1}var a=new Int32Array(n.length/2);a.fill(0);var l=s.length/3;if(l>8*(1<<t))return[e];var u=new Int32Array(l);u.fill(-1);var A=[];function c(){u.fill(-1);var e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:A.length};return A.push(e),e}for(var h=c(),d=0,p=r.length;d<p;d+=3){var f=0,v=r[d],g=r[d+1],m=r[d+2];if(-1===u[v]&&f++,-1===u[g]&&f++,-1===u[m]&&f++,f+h.numPositions>h.maxNumPositions&&(h=c()),h.bucketNumber>8)return[e];-1===u[v]&&(u[v]=h.numPositions++,h.positionsCompressed.push(s[3*v]),h.positionsCompressed.push(s[3*v+1]),h.positionsCompressed.push(s[3*v+2])),-1===u[g]&&(u[g]=h.numPositions++,h.positionsCompressed.push(s[3*g]),h.positionsCompressed.push(s[3*g+1]),h.positionsCompressed.push(s[3*g+2])),-1===u[m]&&(u[m]=h.numPositions++,h.positionsCompressed.push(s[3*m]),h.positionsCompressed.push(s[3*m+1]),h.positionsCompressed.push(s[3*m+2])),h.indices.push(u[v]),h.indices.push(u[g]),h.indices.push(u[m]);var _=void 0;(_=o(v,g))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(v,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(g,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]]))}var y=t/8*2,b=t/8,B=2*s.length+(r.length+n.length)*y,w=0;return s.length,A.forEach((function(e){w+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*b,e.positionsCompressed.length})),w>B?[e]:(i&&Xc(A,e),A)}({positionsCompressed:s,indices:r,edgeIndices:n},s.length/3>65536?16:8):o=[{positionsCompressed:s,indices:r,edgeIndices:n}];return o}var dh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e,r))._positions=r.positions||[],r.indices)s._indices=r.indices;else{s._indices=[];for(var n=0,o=s._positions.length/3-1;n<o;n+=2)s._indices.push(n),s._indices.push(n+1)}return s._sceneModel=new ch(b(s),{isModel:!1}),s._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:s._positions,indices:s._indices}),s._sceneModel.createEntity({meshIds:["linesMesh"],visible:r.visible,clippable:r.clippable,collidable:r.collidable}),s._sceneModel.finalize(),s.scene._lineSetCreated(b(s)),s}return C(i,[{key:"visible",get:function(){return this._sceneModel.visible},set:function(e){this._sceneModel.visible=e}},{key:"positions",get:function(){return this._positions}},{key:"indices",get:function(){return this._indices}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene._lineSetDestroyed(this)}}]),i}(),ph=$.vec3(),fh=$.vec3(),vh=$.vec3(),gh=$.vec3(),mh=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"BCFViewpoints",e,r)).originatingSystem=r.originatingSystem||"xeokit.io",s.authoringTool=r.authoringTool||"xeokit.io",s}return C(i,[{key:"getViewpoint",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=this.viewer.scene,s=i.camera,r=i.realWorldOffset,n=!0===t.reverseClippingPlanes,o={},a=$.normalizeVec3($.subVec3(s.look,s.eye,$.vec3())),l=s.eye,u=s.up;s.yUp&&(a=bh(a),l=bh(l),u=bh(u));var A=_h($.addVec3(l,r));"ortho"===s.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:_h(a),camera_up_vector:_h(u),view_to_world_scale:s.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:_h(a),camera_up_vector:_h(u),field_of_view:s.perspective.fov};var c=i.sectionPlanes;for(var d in c)if(c.hasOwnProperty(d)){var p=c[d];if(!p.active)continue;var f=p.pos,v=void 0;v=n?$.negateVec3(p.dir,$.vec3()):p.dir,s.yUp&&(f=bh(f),v=bh(v)),$.addVec3(f,r),f=_h(f),v=_h(v),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:f,direction:v})}var g=i.lineSets;for(var m in g)if(g.hasOwnProperty(m)){var _=g[m];o.lines||(o.lines=[]);for(var y=_.positions,b=_.indices,B=0,w=b.length/2;B<w;B++){var x=b[2*B],P=b[2*B+1];o.lines.push({start_point:{x:y[3*x+0],y:y[3*x+1],z:y[3*x+2]},end_point:{x:y[3*P+0],y:y[3*P+1],z:y[3*P+2]}})}}var C=i.bitmaps;for(var M in C)if(C.hasOwnProperty(M)){var F=C[M],E=F.pos,k=F.normal,I=F.up;s.yUp&&(E=bh(E),k=bh(k),I=bh(I)),$.addVec3(E,r),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:F.type,bitmap_data:F.imageData,location:_h(E),normal:_h(k),up:_h(I),height:F.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!t.spacesVisible,space_boundaries_visible:!!t.spaceBoundariesVisible,openings_visible:!!t.openingsVisible,spaces_translucent:!!t.spaces_translucent,space_boundaries_translucent:!!t.space_boundaries_translucent,openings_translucent:!!t.openings_translucent}}};var D=new Set(i.opacityObjectIds),S=new Set(i.xrayedObjectIds),T=new Set(i.colorizedObjectIds),R=Object.values(i.objects).filter((function(e){return D.has(e.id)||T.has(e.id)||S.has(e.id)})).reduce((function(t,s){var r,n=wh(s.colorize);s.xrayed?(r=0===i.xrayMaterial.fillAlpha&&0!==i.xrayMaterial.edgeAlpha?.1:i.xrayMaterial.fillAlpha,n=(r=Math.round(255*r).toString(16).padStart(2,"0"))+n):D.has(s.id)&&(n=(r=Math.round(255*s.opacity).toString(16).padStart(2,"0"))+n),t[n]||(t[n]=[]);var o=s.id,a=s.originalSystemId,l={ifc_guid:a,originating_system:e.originatingSystem};return a!==o&&(l.authoring_tool_id=o),t[n].push(l),t}),{}),L=Object.entries(R).map((function(e){var t=h(e,2);return{color:t[0],components:t[1]}}));o.components.coloring=L;var U=i.objectIds,O=i.visibleObjects,N=i.visibleObjectIds,Q=U.filter((function(e){return!O[e]})),V=i.selectedObjectIds;return t.defaultInvisible||N.length<Q.length?(o.components.visibility.exceptions=this._createBCFComponents(N),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(Q),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(V),o.components.translucency=this._createBCFComponents(i.xrayedObjectIds),!1!==t.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}},{key:"_createBCFComponents",value:function(e){for(var t=this.viewer.scene,i=[],s=0,r=e.length;s<r;s++){var n=e[s],o=t.objects[n];if(o){var a={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==n&&(a.authoring_tool_id=n),i.push(a)}}return i}},{key:"setViewpoint",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){var s=this.viewer,r=s.scene,n=r.camera,o=!1!==i.rayCast,a=!1!==i.immediate,l=!1!==i.reset,u=r.realWorldOffset,A=!0===i.reverseClippingPlanes;if(r.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){var t=yh(e.location,ph),i=yh(e.direction,ph);A&&$.negateVec3(i),$.subVec3(t,u),n.yUp&&(t=Bh(t),i=Bh(i)),new cn(r,{pos:t,dir:i})})),r.clearLines(),e.lines&&e.lines.length>0){var c=[],h=[],d=0;e.lines.forEach((function(e){e.start_point&&e.end_point&&(c.push(e.start_point.x),c.push(e.start_point.y),c.push(e.start_point.z),c.push(e.end_point.x),c.push(e.end_point.y),c.push(e.end_point.z),h.push(d++),h.push(d++))})),new dh(r,{positions:c,indices:h,clippable:!1,collidable:!0})}if(r.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){var t=e.bitmap_type||"jpg",i=e.bitmap_data,s=yh(e.location,fh),o=yh(e.normal,vh),a=yh(e.up,gh),l=e.height||1;t&&i&&s&&o&&a&&(n.yUp&&(s=Bh(s),o=Bh(o),a=Bh(a)),new qn(r,{src:i,type:t,pos:s,normal:o,up:a,clippable:!1,collidable:!0,height:l}))})),l&&(r.setObjectsXRayed(r.xrayedObjectIds,!1),r.setObjectsHighlighted(r.highlightedObjectIds,!1),r.setObjectsSelected(r.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(r.setObjectsVisible(r.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!1}))}))):(r.setObjectsVisible(r.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!0}))})));var p=e.components.visibility.view_setup_hints;p&&(!1===p.spaces_visible&&r.setObjectsVisible(s.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==p.spaces_translucent&&r.setObjectsXRayed(s.metaScene.getObjectIDsByType("IfcSpace"),!0),p.space_boundaries_visible,!1===p.openings_visible&&r.setObjectsVisible(s.metaScene.getObjectIDsByType("IfcOpening"),!0),p.space_boundaries_translucent,void 0!==p.openings_translucent&&r.setObjectsXRayed(s.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(r.setObjectsSelected(r.selectedObjectIds,!1),e.components.selection.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.selected=!0}))}))),e.components.translucency&&(r.setObjectsXRayed(r.xrayedObjectIds,!1),e.components.translucency.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.xrayed=!0}))}))),e.components.coloring&&e.components.coloring.forEach((function(e){var s=e.color,r=0,n=!1;8===s.length&&((r=parseInt(s.substring(0,2),16)/256)<=1&&r>=.95&&(r=1),s=s.substring(2),n=!0);var o=[parseInt(s.substring(0,2),16)/256,parseInt(s.substring(2,4),16)/256,parseInt(s.substring(4,6),16)/256];e.components.map((function(e){return t._withBCFComponent(i,e,(function(e){e.colorize=o,n&&(e.opacity=r)}))}))}))}if(e.perspective_camera||e.orthogonal_camera){var f,v,g,m;if(e.perspective_camera?(f=yh(e.perspective_camera.camera_view_point,ph),v=yh(e.perspective_camera.camera_direction,ph),g=yh(e.perspective_camera.camera_up_vector,ph),n.perspective.fov=e.perspective_camera.field_of_view,m="perspective"):(f=yh(e.orthogonal_camera.camera_view_point,ph),v=yh(e.orthogonal_camera.camera_direction,ph),g=yh(e.orthogonal_camera.camera_up_vector,ph),n.ortho.scale=e.orthogonal_camera.view_to_world_scale,m="ortho"),$.subVec3(f,u),n.yUp&&(f=Bh(f),v=Bh(v),g=Bh(g)),o){var _=r.pick({pickSurface:!0,origin:f,direction:v});v=_?_.worldPos:$.addVec3(f,v,ph)}else v=$.addVec3(f,v,ph);a?(n.eye=f,n.look=v,n.up=g,n.projection=m):s.cameraFlight.flyTo({eye:f,look:v,up:g,duration:i.duration,projection:m})}}}},{key:"_withBCFComponent",value:function(e,t,i){var s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){var n=t.authoring_tool_id,o=r.objects[n];if(o)return void i(o);if(e.updateCompositeObjects)if(s.metaScene.metaObjects[n])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}if(t.ifc_guid){var a=t.ifc_guid,l=r.objects[a];if(l)return void i(l);if(e.updateCompositeObjects)if(s.metaScene.metaObjects[a])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(a),i);Object.keys(r.models).forEach((function(t){var n=$.globalizeObjectId(t,a),o=r.objects[n];o?i(o):e.updateCompositeObjects&&s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}))}}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this)}}]),i}();function _h(e){return{x:e[0],y:e[1],z:e[2]}}function yh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function bh(e){return new Float64Array([e[0],-e[2],e[1]])}function Bh(e){return new Float64Array([e[0],e[2],-e[1]])}function wh(e){var t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0")}var xh=$.vec3(),Ph=function(e,t,i,s){var r=e-i,n=t-s;return Math.sqrt(r*r+n*n)},Ch=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,e.viewer.scene,r)).plugin=e,s._container=r.container,!s._container)throw"config missing: container";s._eventSubs={};var n=s.plugin.viewer.scene;s._originMarker=new et(n,r.origin),s._targetMarker=new et(n,r.target),s._originWorld=$.vec3(),s._targetWorld=$.vec3(),s._wp=new Float64Array(24),s._vp=new Float64Array(24),s._pp=new Float64Array(24),s._cp=new Float64Array(8),s._xAxisLabelCulled=!1,s._yAxisLabelCulled=!1,s._zAxisLabelCulled=!1,s._color=r.color||s.plugin.defaultColor;var o=r.onMouseOver?function(e){r.onMouseOver(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=r.onMouseLeave?function(e){r.onMouseLeave(e,b(s)),s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},u=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},c=r.onContextMenu?function(e){r.onContextMenu(e,b(s))}:null,h=function(e){s.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};return s._originDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._targetDot=new it(s._container,{fillColor:s._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._lengthWire=new tt(s._container,{color:s._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._xAxisWire=new tt(s._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._yAxisWire=new tt(s._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._zAxisWire=new tt(s._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._lengthLabel=new st(s._container,{fillColor:s._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._xAxisLabel=new st(s._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._yAxisLabel=new st(s._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._zAxisLabel=new st(s._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:A,onContextMenu:c}),s._wpDirty=!1,s._vpDirty=!1,s._cpDirty=!1,s._sectionPlanesDirty=!0,s._visible=!1,s._originVisible=!1,s._targetVisible=!1,s._wireVisible=!1,s._axisVisible=!1,s._xAxisVisible=!1,s._yAxisVisible=!1,s._zAxisVisible=!1,s._axisEnabled=!0,s._labelsVisible=!1,s._labelsOnWires=!1,s._clickable=!1,s._originMarker.on("worldPos",(function(e){s._originWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._targetMarker.on("worldPos",(function(e){s._targetWorld.set(e||[0,0,0]),s._wpDirty=!0,s._needUpdate(0)})),s._onViewMatrix=n.camera.on("viewMatrix",(function(){s._vpDirty=!0,s._needUpdate(0)})),s._onProjMatrix=n.camera.on("projMatrix",(function(){s._cpDirty=!0,s._needUpdate()})),s._onCanvasBoundary=n.canvas.on("boundary",(function(){s._cpDirty=!0,s._needUpdate(0)})),s._onMetricsUnits=n.metrics.on("units",(function(){s._cpDirty=!0,s._needUpdate()})),s._onMetricsScale=n.metrics.on("scale",(function(){s._cpDirty=!0,s._needUpdate()})),s._onMetricsOrigin=n.metrics.on("origin",(function(){s._cpDirty=!0,s._needUpdate()})),s._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){s._sectionPlanesDirty=!0,s._needUpdate()})),s.approximate=r.approximate,s.visible=r.visible,s.originVisible=r.originVisible,s.targetVisible=r.targetVisible,s.wireVisible=r.wireVisible,s.axisVisible=r.axisVisible,s.xAxisVisible=r.xAxisVisible,s.yAxisVisible=r.yAxisVisible,s.zAxisVisible=r.zAxisVisible,s.labelsVisible=r.labelsVisible,s.labelsOnWires=r.labelsOnWires,s}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._targetWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&($.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}var t=this._originMarker.viewPos[2],i=this._targetMarker.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){$.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var s=this._pp,r=this._cp,n=e.canvas.canvas.getBoundingClientRect(),o=this._container.getBoundingClientRect(),a=n.top-o.top,l=n.left-o.left,u=e.canvas.boundary,A=u[2],c=u[3],h=0,d=this.plugin.viewer.scene.metrics,p=d.scale,f=d.units,v=d.unitsInfo[f].abbrev,g=0,m=s.length;g<m;g+=4)r[h]=l+Math.floor((1+s[g+0]/s[g+3])*A/2),r[h+1]=a+Math.floor((1-s[g+1]/s[g+3])*c/2),h+=2;if(this._originDot.setPos(r[0],r[1]),this._targetDot.setPos(r[6],r[7]),this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{var _=35;this._xAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_),_+=35,this._yAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_),_+=35,this._zAxisLabel.setPosOnWire(r[0],r[1]+_,r[6],r[7]+_)}var y=this._approximate?" ~ ":" = ";this._length=Math.abs($.lenVec3($.subVec3(this._targetWorld,this._originWorld,xh))),this._lengthLabel.setText(y+(this._length*p).toFixed(2)+v);var b=Math.abs(Ph(r[0],r[1],r[2],r[3])),B=Math.abs(Ph(r[2],r[3],r[4],r[5])),w=Math.abs(Ph(r[4],r[5],r[6],r[7])),x=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=b<x,this._yAxisLabelCulled=B<x,this._zAxisLabelCulled=w<x):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(y+Math.abs((this._targetWorld[0]-this._originWorld[0])*p).toFixed(2)+v),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(y+Math.abs((this._targetWorld[1]-this._originWorld[1])*p).toFixed(2)+v),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):(this._zAxisLabel.setText(y+Math.abs((this._targetWorld[2]-this._originWorld[2])*p).toFixed(2)+v),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,s=t.length;i<s;i++){var r=t[i];if($.planeClipsPositions3(r.pos,r.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originMarker}},{key:"target",get:function(){return this._targetMarker}},{key:"length",get:function(){this._update();var e=this.plugin.viewer.scene.metrics.scale;return this._length*e}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}},{key:"visible",get:function(){return this._visible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible);var t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}},{key:"axisEnabled",get:function(){return this._axisEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"axisVisible",get:function(){return this._axisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"xAxisVisible",get:function(){return this._xAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;var t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"yAxisVisible",get:function(){return this._yAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;var t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"zAxisVisible",get:function(){return this._zAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;var t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled),this._cpDirty=!0,this._needUpdate()}},{key:"wireVisible",get:function(){return this._wireVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t),this._lengthWire.setVisible(t)}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled),this._lengthLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"labelsOnWires",get:function(){return this._labelsOnWires},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Mh=function(e){g(i,Be);var t=_(i);function i(){return x(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"destroy",value:function(){}}]),i}(),Fh=function(e){g(i,Mh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e.viewer.scene))._canvasToPagePos=r.canvasToPagePos,s.pointerLens=r.pointerLens,s._active=!1,s._currentDistanceMeasurement=null,s._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},s._initMarkerDiv(),s._onCameraControlHoverSnapOrSurface=null,s._onCameraControlHoverSnapOrSurfaceOff=null,s._onMouseDown=null,s._onMouseUp=null,s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._snapping=!1!==r.snapping,s._mouseState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div");e.setAttribute("id","myMarkerDiv");var t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){if(this._markerDiv){var e=document.getElementById("myMarkerDiv");e.parentNode.removeChild(e),this._markerDiv=null}}},{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);var t=this.distanceMeasurementsPlugin,i=this.scene,s=t.viewer.cameraControl,r=i.canvas.canvas;i.input;var n,o,a=!1,l=$.vec3(),u=$.vec2(),A=null;this._mouseState=0;var c=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==r.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==r.parentNode&&e(t.offsetParent))},d=$.vec2();this._onCameraControlHoverSnapOrSurface=s.on(this._snapping?"hoverSnapOrSurface":"hoverSurface",(function(t){var i=t.snappedCanvasPos||t.canvasPos;a=!0,l.set(t.worldPos),u.set(t.canvasPos),0===e._mouseState?(e._canvasToPagePos?(e._canvasToPagePos(r,i,d),e._markerDiv.style.left="".concat(d[0]-5,"px"),e._markerDiv.style.top="".concat(d[1]-5,"px")):(e._markerDiv.style.left="".concat(h(r)+i[0]-5,"px"),e._markerDiv.style.top="".concat(c(r)+i[1]-5,"px")),e._markerDiv.style.background="pink",t.snappedToVertex||t.snappedToEdge?(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,e.pointerLens.snapped=!0),e._markerDiv.style.background="greenyellow",e._markerDiv.style.border="2px solid green"):(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.canvasPos,e.pointerLens.snapped=!1),e._markerDiv.style.background="pink",e._markerDiv.style.border="2px solid red"),A=t.entity):(e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px"),r.style.cursor="pointer",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=e._currentDistanceMeasurementInitState.wireVisible,e._currentDistanceMeasurement.axisVisible=e._currentDistanceMeasurementInitState.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurement.xAxisVisible=e._currentDistanceMeasurementInitState.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurement.yAxisVisible=e._currentDistanceMeasurementInitState.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurement.zAxisVisible=e._currentDistanceMeasurementInitState.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurement.targetVisible=e._currentDistanceMeasurementInitState.targetVisible,e._currentDistanceMeasurement.target.worldPos=l.slice(),e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px")})),r.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(n=e.clientX,o=e.clientY)}),r.addEventListener("mouseup",this._onMouseUp=function(i){1===i.which&&(i.clientX>n+20||i.clientX<n-20||i.clientY>o+20||i.clientY<o-20||(e._currentDistanceMeasurement?a?(e._currentDistanceMeasurement.target.entity=A,A=null,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):(e._currentDistanceMeasurement.destroy(),e.distanceMeasurementsPlugin.fire("measurementCancel",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,A=null):a&&(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:l.slice(),entity:A},target:{worldPos:l.slice(),entity:A},approximate:!0}),e._currentDistanceMeasurementInitState.axisVisible=e._currentDistanceMeasurement.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurementInitState.xAxisVisible=e._currentDistanceMeasurement.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurementInitState.yAxisVisible=e._currentDistanceMeasurement.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurementInitState.zAxisVisible=e._currentDistanceMeasurement.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurementInitState.wireVisible=e._currentDistanceMeasurement.wireVisible,e._currentDistanceMeasurementInitState.targetVisible=e._currentDistanceMeasurement.targetVisible,e._currentDistanceMeasurement.clickable=!1,e._currentDistanceMeasurement.origin.entity=A,A=null,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement))))}),this._onCameraControlHoverSnapOrSurfaceOff=s.on(this._snapping?"hoverSnapOrSurfaceOff":"hoverOff",(function(t){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos),a=!1,e._markerDiv.style.left="-100px",e._markerDiv.style.top="-100px",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.axisVisible=!1),r.style.cursor="default"})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this._markerDiv&&this._destroyMarkerDiv(),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onCameraControlHoverSnapOrSurface),t.off(this._onCameraControlHoverSnapOrSurfaceOff),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null))}},{key:"destroy",value:function(){this.deactivate(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Eh=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"DistanceMeasurements",e))._pointerLens=r.pointerLens,s._container=r.container||document.body,s._defaultControl=null,s._measurements={},s.labelMinAxisLength=r.labelMinAxisLength,s.defaultVisible=!1!==r.defaultVisible,s.defaultOriginVisible=!1!==r.defaultOriginVisible,s.defaultTargetVisible=!1!==r.defaultTargetVisible,s.defaultWireVisible=!1!==r.defaultWireVisible,s.defaultLabelsVisible=!1!==r.defaultLabelsVisible,s.defaultAxisVisible=!1!==r.defaultAxisVisible,s.defaultXAxisVisible=!1!==r.defaultXAxisVisible,s.defaultYAxisVisible=!1!==r.defaultYAxisVisible,s.defaultZAxisVisible=!1!==r.defaultZAxisVisible,s.defaultColor=void 0!==r.defaultColor?r.defaultColor:"#00BBFF",s.zIndex=r.zIndex||1e4,s.defaultLabelsOnWires=!1!==r.defaultLabelsOnWires,s._onMouseOver=function(e,t){s.fire("mouseOver",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s._onMouseLeave=function(e,t){s.fire("mouseLeave",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s._onContextMenu=function(e,t){s.fire("contextMenu",{plugin:b(s),distanceMeasurement:t,measurement:t,event:e})},s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"pointerLens",get:function(){return this._pointerLens}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new Fh(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"labelMinAxisLength",get:function(){return this._labelMinAxisLength},set:function(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,s=t.target,r=new Ch(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,wireVisible:t.wireVisible,axisVisible:!1!==t.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==t.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==t.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==t.zAxisVisible&&!1!==this.defaultZAxisVisible,labelsVisible:!1!==t.labelsVisible&&!1!==this.defaultLabelsVisible,originVisible:t.originVisible,targetVisible:t.targetVisible,color:t.color,labelsOnWires:!1!==t.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(function(){delete e._measurements[r.id]})),this.fire("measurementCreated",r),r}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].labelShown=e}}},{key:"setAxisVisible",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var s=h(i[t],2);s[0];s[1].axisVisible=e}this.defaultAxisVisible=e}},{key:"getAxisVisible",value:function(){return this.defaultAxisVisible}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),kh=function(e){g(i,Mh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e.viewer.scene)).pointerLens=r.pointerLens,s.pointerCircle=new De(e.viewer),s._active=!1;var n=document.createElement("div"),o=s.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",s.markerDiv=n,s._currentDistanceMeasurement=null,s._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},s._onCanvasTouchStart=null,s._onCanvasTouchEnd=null,s._longTouchTimeoutMs=300,s._snapping=!1!==r.snapping,s._touchState=0,s._attachPlugin(e,r),s}return C(i,[{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){e!==this._snapping?(this._snapping=e,this.deactivate(),this.activate()):this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,s=i.canvas.canvas;t.pointerLens;var r=$.vec3(),n=20,o=null;this._touchState=0;var a=$.vec2(),l=$.vec2(),u=$.vec2(),A=null,c=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};s.addEventListener("touchstart",this._onCanvasTouchStart=function(s){var u=s.touches.length;if(1===u){var d=s.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapping:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)r.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;r.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=r:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:r,entity:v.entity},target:{worldPos:r,entity:v.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement),e._touchState=2,c())}),e._longTouchTimeoutMs),e._touchState=1,A=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),r.set(t.worldPos),e._currentDistanceMeasurement.target.worldPos=t.worldPos,e._currentDistanceMeasurement.target.entity=t.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement);else{var s=i.pick({canvasPos:l,pickSurface:!0});s&&s.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=s.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(s.canvasPos),r.set(s.worldPos),e._currentDistanceMeasurement.target.worldPos=s.worldPos,e._currentDistanceMeasurement.target.entity=s.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,c()}}),e._longTouchTimeoutMs),e._touchState=4),A=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),s.addEventListener("touchmove",(function(s){e.pointerCircle.stop();var n=s.touches.length;if(1===n&&1===s.changedTouches.length){var a,u,c=s.touches[0],h=c.clientX,d=c.clientY;if(c.identifier===A)switch(l.set([h,d]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(a=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&a.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=a.snappedCanvasPos,e.pointerLens.snapped=!0),r.set(a.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=a.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:a.worldPos,entity:a.entity},target:{worldPos:a.worldPos,entity:a.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(u=i.pick({canvasPos:l,pickSurface:!0}))&&u.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=u.canvasPos,e.pointerLens.snapped=!1),r.set(u.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=u.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(a=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement.target.worldPos=a.worldPos,e._currentDistanceMeasurement.target.entity=a.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0):(u=i.pick({canvasPos:l,pickSurface:!0}))&&u.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=u.canvasPos,e.pointerLens.snapped=!1),e._currentDistanceMeasurement.target.worldPos=u.worldPos,e._currentDistanceMeasurement.target.entity=u.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0),e._touchState=5}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),s.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var r=s.changedTouches.length;if(1===r){var c=s.changedTouches[0],d=c.clientX,p=c.clientY;if(c.identifier===A)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentDistanceMeasurement=t.createMeasurement({id:$.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1,e._touchState=3,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(e._currentDistanceMeasurement&&e._currentDistanceMeasurement.destroy(),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==r||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentDistanceMeasurement.target.worldPos=v.worldPos,e._currentDistanceMeasurement.target.entity=v.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0,h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement&&e._currentDistanceMeasurement.targetVisible?(e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,e._touchState=0):(e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}},{key:"destroy",value:function(){this.deactivate(),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Ih=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,"FastNav",e))._hideColorTexture=!1!==r.hideColorTexture,s._hidePBR=!1!==r.hidePBR,s._hideSAO=!1!==r.hideSAO,s._hideEdges=!1!==r.hideEdges,s._hideTransparentObjects=!!r.hideTransparentObjects,s._scaleCanvasResolution=!!r.scaleCanvasResolution,s._defaultScaleCanvasResolutionFactor=r.defaultScaleCanvasResolutionFactor||1,s._scaleCanvasResolutionFactor=r.scaleCanvasResolutionFactor||.6,s._delayBeforeRestore=!1!==r.delayBeforeRestore,s._delayBeforeRestoreSeconds=r.delayBeforeRestoreSeconds||.5;var n=1e3*s._delayBeforeRestoreSeconds,o=!1,a=function(){n=1e3*s._delayBeforeRestoreSeconds,o||(e.scene._renderer.setColorTextureEnabled(!s._hideColorTexture),e.scene._renderer.setPBREnabled(!s._hidePBR),e.scene._renderer.setSAOEnabled(!s._hideSAO),e.scene._renderer.setTransparentEnabled(!s._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!s._hideEdges),s._scaleCanvasResolution?e.scene.canvas.resolutionScale=s._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=s._defaultScaleCanvasResolutionFactor,o=!0)},l=function(){e.scene.canvas.resolutionScale=s._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),o=!1};s._onCanvasBoundary=e.scene.canvas.on("boundary",a),s._onCameraMatrix=e.scene.camera.on("matrix",a),s._onSceneTick=e.scene.on("tick",(function(e){o&&(n-=e.deltaTime,(!s._delayBeforeRestore||n<=0)&&l())}));var u=!1;return s._onSceneMouseDown=e.scene.input.on("mousedown",(function(){u=!0})),s._onSceneMouseUp=e.scene.input.on("mouseup",(function(){u=!1})),s._onSceneMouseMove=e.scene.input.on("mousemove",(function(){u&&a()})),s}return C(i,[{key:"hideColorTexture",get:function(){return this._hideColorTexture},set:function(e){this._hideColorTexture=e}},{key:"hidePBR",get:function(){return this._hidePBR},set:function(e){this._hidePBR=e}},{key:"hideSAO",get:function(){return this._hideSAO},set:function(e){this._hideSAO=e}},{key:"hideEdges",get:function(){return this._hideEdges},set:function(e){this._hideEdges=e}},{key:"hideTransparentObjects",get:function(){return this._hideTransparentObjects},set:function(e){this._hideTransparentObjects=!1!==e}},{key:"scaleCanvasResolution",get:function(){return this._scaleCanvasResolution},set:function(e){this._scaleCanvasResolution=e}},{key:"defaultScaleCanvasResolutionFactor",get:function(){return this._defaultScaleCanvasResolutionFactor},set:function(e){this._defaultScaleCanvasResolutionFactor=e||1}},{key:"scaleCanvasResolutionFactor",get:function(){return this._scaleCanvasResolutionFactor},set:function(e){this._scaleCanvasResolutionFactor=e||.6}},{key:"delayBeforeRestore",get:function(){return this._delayBeforeRestore},set:function(e){this._delayBeforeRestore=e}},{key:"delayBeforeRestoreSeconds",get:function(){return this._delayBeforeRestoreSeconds},set:function(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),Dh=function(){function e(){x(this,e)}return C(e,[{key:"getMetaModel",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLTF",value:function(e,t,i){le.loadArraybuffer(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLB",value:function(e,t,i){le.loadArraybuffer(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getArrayBuffer",value:function(e,t,i,s){!function(e,t,i,s){var r=function(){};i=i||r,s=s||r;var n=/^data:(.*?)(;base64)?,(.*)$/,o=t.match(n);if(o){var a=!!o[2],l=o[3];l=window.decodeURIComponent(l),a&&(l=window.atob(l));try{for(var u=new ArrayBuffer(l.length),A=new Uint8Array(u),c=0;c<l.length;c++)A[c]=l.charCodeAt(c);_e.scheduleTask((function(){i(u)}))}catch(e){_e.scheduleTask((function(){s(e)}))}}else{var h=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),d=h+t,p=new XMLHttpRequest;p.open("GET",d,!0),p.responseType="arraybuffer",p.onreadystatechange=function(){4===p.readyState&&(200===p.status?i(p.response):s("loadArrayBuffer error : "+p.response))},p.send(null)}}(e,t,(function(e){i(e)}),(function(e){s(e)}))}}]),e}();var Sh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};x(this,e),this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=t.messages,this.locale=t.locale}return C(e,[{key:"messages",set:function(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}},{key:"loadMessages",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};for(var t in e)this._messages[t]=e[t];this.messages=this._messages}},{key:"clearMessages",value:function(){this.messages={}}},{key:"locales",get:function(){return this._locales}},{key:"locale",get:function(){return this._locale},set:function(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}},{key:"translate",value:function(e,t){var i=this._messages[this._locale];if(!i)return null;var s=Th(e,i);return s?t?Rh(s,t):s:null}},{key:"translatePlurals",value:function(e,t,i){var s=this._messages[this._locale];if(!s)return null;var r=Th(e,s);return(r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one)?(r=Rh(r,[t]),i&&(r=Rh(r,i)),r):null}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);var s=this._eventSubs[e];if(s)for(var r in s){if(s.hasOwnProperty(r))s[r].callback(t)}}},{key:"on",value:function(e,t){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new Q),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});var i=this._eventSubs[e];i||(i={},this._eventSubs[e]=i);var s=this._eventSubIDMap.addItem();i[s]={callback:t},this._eventSubEvents[s]=e;var r=this._events[e];return void 0!==r&&t(r),s}},{key:"off",value:function(e){if(null!=e&&this._eventSubEvents){var t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];var i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}}]),e}();function Th(e,t){if(t[e])return t[e];for(var i=e.split("."),s=t,r=0,n=i.length;s&&r<n;r++){s=s[i[r]]}return s}function Rh(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}var Lh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).t=r.t,s}return C(i,[{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"tangent",get:function(){return this.getTangent(this._t)}},{key:"length",get:function(){var e=this._getLengths();return e[e.length-1]}},{key:"getTangent",value:function(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),n=this.getPoint(s),o=$.subVec3(n,r,[]);return $.normalizeVec3(o,[])}},{key:"getPointAt",value:function(e){var t=this.getUToTMapping(e);return this.getPoint(t)}},{key:"getPoints",value:function(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}},{key:"_getLengths",value:function(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),n=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),n+=$.lenVec3($.subVec3(t,r,[])),s.push(n),r=t;return this.cacheArcLengths=s,s}},{key:"_updateArcLengths",value:function(){this.needsUpdate=!0,this._getLengths()}},{key:"getUToTMapping",value:function(e,t){var i,s=this._getLengths(),r=0,n=s.length;i=t||e*s[n-1];for(var o,a=0,l=n-1;a<=l;)if((o=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(o>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(n-1);var u=s[r];return(r+(i-u)/(s[r+1]-u))/(n-1)}}]),i}(),Uh=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).points=r.points,s.t=r.t,s}return C(i,[{key:"points",get:function(){return this._points},set:function(e){this._points=e||[]}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,n=t[0===s?s:s-1],o=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],u=$.vec3();return u[0]=$.catmullRomInterpolate(n[0],o[0],a[0],l[0],r),u[1]=$.catmullRomInterpolate(n[1],o[1],a[1],l[1],r),u[2]=$.catmullRomInterpolate(n[2],o[2],a[2],l[2],r),u}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}},{key:"getJSON",value:function(){return{points:points,t:this._t}}}]),i}(),Oh=$.vec3(),Nh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._frames=[],s._eyeCurve=new Uh(b(s)),s._lookCurve=new Uh(b(s)),s._upCurve=new Uh(b(s)),r.frames&&(s.addFrames(r.frames),s.smoothFrameTimes(1)),s}return C(i,[{key:"type",get:function(){return"CameraPath"}},{key:"frames",get:function(){return this._frames}},{key:"eyeCurve",get:function(){return this._eyeCurve}},{key:"lookCurve",get:function(){return this._lookCurve}},{key:"upCurve",get:function(){return this._upCurve}},{key:"saveFrame",value:function(e){var t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}},{key:"addFrame",value:function(e,t,i,s){var r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}},{key:"addFrames",value:function(e){for(var t,i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}},{key:"loadFrame",value:function(e){var t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,Oh),t.look=this._lookCurve.getPoint(e,Oh),t.up=this._upCurve.getPoint(e,Oh)}},{key:"sampleFrame",value:function(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}},{key:"smoothFrameTimes",value:function(e){if(0!==this._frames.length){var t=$.vec3(),i=0;this._frames[0].t=0;for(var s=[],r=1,n=this._frames.length;r<n;r++){var o=$.lenVec3($.subVec3(this._frames[r].eye,this._frames[r-1].eye,t));s[r]=o,i+=o}for(var a=1,l=this._frames.length;a<l;a++){var u=s[a]/i*e;this._frames[a].t=this._frames[a-1].t+u}}}},{key:"clearFrames",value:function(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}]),i}(),Qh=$.vec3(),Vh=$.vec3(),Hh=$.vec3(),jh=$.vec3(),Gh=$.vec3(),zh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._look1=$.vec3(),s._eye1=$.vec3(),s._up1=$.vec3(),s._look2=$.vec3(),s._eye2=$.vec3(),s._up2=$.vec3(),s._orthoScale1=1,s._orthoScale2=1,s._flying=!1,s._flyEyeLookUp=!1,s._flyingEye=!1,s._flyingLook=!1,s._callback=null,s._callbackScope=null,s._time1=null,s._time2=null,s.easing=!1!==r.easing,s.duration=r.duration,s.fit=r.fit,s.fitFOV=r.fitFOV,s.trail=r.trail,s}return C(i,[{key:"type",get:function(){return"CameraFlightAnimation"}},{key:"flyTo",value:function(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;var s,r,n,o,a,l=this.scene.camera,u=!!e.projection&&e.projection!==l.projection;if(this._eye1[0]=l.eye[0],this._eye1[1]=l.eye[1],this._eye1[2]=l.eye[2],this._look1[0]=l.look[0],this._look1[1]=l.look[1],this._look1[2]=l.look[2],this._up1[0]=l.up[0],this._up1[1]=l.up[1],this._up1[2]=l.up[2],this._orthoScale1=l.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)s=e.aabb;else if(6===e.length)s=e;else if(e.eye&&e.look||e.up)r=e.eye,n=e.look,o=e.up;else if(e.eye)r=e.eye;else if(e.look)n=e.look;else{var A=e;if((le.isNumeric(A)||le.isString(A))&&(a=A,!(A=this.scene.components[a])))return this.error("Component not found: "+le.inQuotes(a)),void(t&&(i?t.call(i):t()));u||(s=A.aabb||this.scene.aabb)}var c=e.poi;if(s){if(s[3]<s[0]||s[4]<s[1]||s[5]<s[2])return;if(s[3]===s[0]&&s[4]===s[1]&&s[5]===s[2])return;s=s.slice();var h=$.getAABB3Center(s);this._look2=c||h;var d=$.subVec3(this._eye1,this._look1,Qh),p=$.normalizeVec3(d),f=c?$.getAABB3DiagPoint(s,c):$.getAABB3Diag(s),v=e.fitFOV||this._fitFOV,g=Math.abs(f/Math.tan(v*$.DEGTORAD));this._orthoScale2=1.1*f,this._eye2[0]=this._look2[0]+p[0]*g,this._eye2[1]=this._look2[1]+p[1]*g,this._eye2[2]=this._look2[2]+p[2]*g,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(r||n||o)&&(this._flyingEyeLookUp=!!r&&!!n&&!!o,this._flyingEye=!!r&&!n,this._flyingLook=!!n&&!r,r&&(this._eye2[0]=r[0],this._eye2[1]=r[1],this._eye2[2]=r[2]),n&&(this._look2[0]=n[0],this._look2[1]=n[1],this._look2[2]=n[2]),o&&(this._up2[0]=o[0],this._up2[1]=o[1],this._up2[2]=o[2]));u?("ortho"===e.projection&&"ortho"!==l.projection&&(this._projection2="ortho",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.ortho.matrix.slice(),l.projection="customProjection"),"perspective"===e.projection&&"perspective"!==l.projection&&(this._projection2="perspective",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.perspective.matrix.slice(),l.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,_e.scheduleTask(this._update,this)}},{key:"jumpTo",value:function(e){this._jumpTo(e)}},{key:"_jumpTo",value:function(e){this._flying&&this.stop();var t,i,s,r,n,o=this.scene.camera;if(e.aabb)t=e.aabb;else if(6===e.length)t=e;else if(e.eye||e.look||e.up)s=e.eye,r=e.look,n=e.up;else{var a=e;if((le.isNumeric(a)||le.isString(a))&&(i=a,!(a=this.scene.components[i])))return void this.error("Component not found: "+le.inQuotes(i));t=a.aabb||this.scene.aabb}var l=e.poi;if(t){if(t[3]<=t[0]||t[4]<=t[1]||t[5]<=t[2])return;var u,A=l?$.getAABB3DiagPoint(t,l):$.getAABB3Diag(t);r=l||$.getAABB3Center(t,r),this._trail?$.subVec3(o.look,r,Gh):$.subVec3(o.eye,o.look,Gh),$.normalizeVec3(Gh),u=(void 0!==e.fit?e.fit:this._fit)?Math.abs(A/Math.tan((e.fitFOV||this._fitFOV)*$.DEGTORAD)):$.lenVec3($.subVec3(o.eye,o.look,Qh)),$.mulVec3Scalar(Gh,u),o.eye=$.addVec3(r,Gh,Qh),o.look=r,this.scene.camera.ortho.scale=1.1*A}else(s||r||n)&&(s&&(o.eye=s),r&&(o.look=r),n&&(o.up=n));e.projection&&(o.projection=e.projection)}},{key:"_update",value:function(){if(this._flying){var e=(Date.now()-this._time1)/(this._time2-this._time1),t=e>=1;e>1&&(e=1);var s=this.easing?i._ease(e,0,1,1):e,r=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?($.subVec3(r.eye,r.look,Gh),r.eye=$.lerpVec3(s,0,1,this._eye1,this._eye2,Hh),r.look=$.subVec3(Hh,Gh,Vh)):this._flyingLook&&(r.look=$.lerpVec3(s,0,1,this._look1,this._look2,Vh),r.up=$.lerpVec3(s,0,1,this._up1,this._up2,jh)):this._flyingEyeLookUp&&(r.eye=$.lerpVec3(s,0,1,this._eye1,this._eye2,Hh),r.look=$.lerpVec3(s,0,1,this._look1,this._look2,Vh),r.up=$.lerpVec3(s,0,1,this._up1,this._up2,jh)),this._projection2){var n="ortho"===this._projection2?i._easeOutExpo(e,0,1,1):i._easeInCubic(e,0,1,1);r.customProjection.matrix=$.lerpMat4(n,0,1,this._projMatrix1,this._projMatrix2)}else r.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return r.ortho.scale=this._orthoScale2,void this.stop();_e.scheduleTask(this._update,this)}}},{key:"stop",value:function(){if(this._flying){this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);var e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}}},{key:"cancel",value:function(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}},{key:"duration",get:function(){return this._duration/1e3},set:function(e){this._duration=e?1e3*e:500,this.stop()}},{key:"fit",get:function(){return this._fit},set:function(e){this._fit=!1!==e}},{key:"fitFOV",get:function(){return this._fitFOV},set:function(e){this._fitFOV=e||45}},{key:"trail",get:function(){return this._trail},set:function(e){this._trail=!!e}},{key:"destroy",value:function(){this.stop(),f(B(i.prototype),"destroy",this).call(this)}}],[{key:"_ease",value:function(e,t,i,s){return-i*(e/=s)*(e-2)+t}},{key:"_easeInCubic",value:function(e,t,i,s){return i*(e/=s)*e*e+t}},{key:"_easeOutExpo",value:function(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}}]),i}(),Wh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._cameraFlightAnimation=new zh(b(s)),s._t=0,s.state=i.SCRUBBING,s._playingFromT=0,s._playingToT=0,s._playingRate=r.playingRate||1,s._playingDir=1,s._lastTime=null,s.cameraPath=r.cameraPath,s._tick=s.scene.on("tick",s._updateT,b(s)),s}return C(i,[{key:"type",get:function(){return"CameraPathAnimation"}},{key:"_updateT",value:function(){var e=this._cameraPath;if(e){var t,s,r=performance.now(),n=this._lastTime?.001*(r-this._lastTime):0;if(this._lastTime=r,0!==n)switch(this.state){case i.SCRUBBING:return;case i.PLAYING:if(this._t+=this._playingRate*n,0===(t=this._cameraPath.frames.length)||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=i.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case i.PLAYING_TO:s=this._t+this._playingRate*n*this._playingDir,(this._playingDir<0&&s<=this._playingToT||this._playingDir>0&&s>=this._playingToT)&&(s=this._playingToT,this.state=i.SCRUBBING,this.fire("stopped")),this._t=s,e.loadFrame(this._t)}}}},{key:"_ease",value:function(e,t,i,s){return-i*(e/=s)*(e-2)+t}},{key:"cameraPath",get:function(){return this._cameraPath},set:function(e){this._cameraPath=e}},{key:"rate",get:function(){return this._playingRate},set:function(e){this._playingRate=e}},{key:"play",value:function(){this._cameraPath&&(this._lastTime=null,this.state=i.PLAYING)}},{key:"playToT",value:function(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=i.PLAYING_TO)}},{key:"playToFrame",value:function(e){var t=this._cameraPath;if(t){var i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}}},{key:"flyToFrame",value:function(e,t){var s=this._cameraPath;if(s){var r=s.frames[e];r?(this.state=i.SCRUBBING,this._cameraFlightAnimation.flyTo(r,t)):this.error("flyToFrame - frame index out of range: "+e)}}},{key:"scrubToT",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=i.SCRUBBING))}},{key:"scrubToFrame",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(t.frames[e]?(t.loadFrame(this._t),this.state=i.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)))}},{key:"stop",value:function(){this.state=i.SCRUBBING,this.fire("stopped")}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene.off(this._tick)}}]),i}();Wh.STOPPED=0,Wh.SCRUBBING=1,Wh.PLAYING=2,Wh.PLAYING_TO=3;var Kh=$.vec3(),Xh=$.vec3();$.vec3();var Jh=$.vec3([0,-1,0]),Yh=$.vec4([0,0,0,1]),Zh=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._src=null,s._image=null,s._pos=$.vec3(),s._origin=$.vec3(),s._rtcPos=$.vec3(),s._dir=$.vec3(),s._size=1,s._imageSize=$.vec2(),s._texture=new Un(b(s)),s._plane=new rn(b(s),{geometry:new Si(b(s),Xn({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:s._texture,emissiveMap:s._texture,backfaces:!0}),clippable:r.clippable}),s._grid=new rn(b(s),{geometry:new Si(b(s),Kn({size:1,divisions:10})),material:new Oi(b(s),{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:r.clippable}),s._node=new bn(b(s),{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[s._plane,s._grid]}),s._gridVisible=!1,s.visible=!0,s.gridVisible=r.gridVisible,s.position=r.position,s.rotation=r.rotation,s.dir=r.dir,s.size=r.size,s.collidable=r.collidable,s.clippable=r.clippable,s.pickable=r.pickable,s.opacity=r.opacity,r.image?s.image=r.image:s.src=r.src,s}return C(i,[{key:"visible",get:function(){return this._plane.visible},set:function(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}},{key:"gridVisible",get:function(){return this._gridVisible},set:function(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"position",get:function(){return this._pos},set:function(e){this._pos.set(e||[0,0,0]),Le(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}},{key:"rotation",get:function(){return this._node.rotation},set:function(e){this._node.rotation=e}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"dir",get:function(){return this._dir},set:function(e){if(this._dir.set(e||[0,0,-1]),e){var t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];$.subVec3(t,this.position,Kh);var s=-$.dotVec3(i,Kh);$.normalizeVec3(i),$.mulVec3Scalar(i,s,Xh),$.vec3PairToQuaternion(Jh,e,Yh),this._node.quaternion=Yh}}},{key:"collidable",get:function(){return this._node.collidable},set:function(e){this._node.collidable=!1!==e}},{key:"clippable",get:function(){return this._node.clippable},set:function(e){this._node.clippable=!1!==e}},{key:"pickable",get:function(){return this._node.pickable},set:function(e){this._node.pickable=!1!==e}},{key:"opacity",get:function(){return this._node.opacity},set:function(e){this._node.opacity=e}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this)}},{key:"_updatePlaneSizeFromImage",value:function(){var e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){var s=i/t;this._node.scale=[e,1,e*s]}else{var r=t/i;this._node.scale=[e*r,1,e]}}}]),i}(),qh=function(e){g(i,_i);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i);var n=b(s=t.call(this,e,r));s._shadowRenderBuf=null,s._shadowViewMatrix=null,s._shadowProjMatrix=null,s._shadowViewMatrixDirty=!0,s._shadowProjMatrixDirty=!0;var o=s.scene.camera,a=s.scene.canvas;return s._onCameraViewMatrix=o.on("viewMatrix",(function(){s._shadowViewMatrixDirty=!0})),s._onCameraProjMatrix=o.on("projMatrix",(function(){s._shadowProjMatrixDirty=!0})),s._onCanvasBoundary=a.on("boundary",(function(){s._shadowProjMatrixDirty=!0})),s._state=new Zt({type:"point",pos:$.vec3([1,1,1]),color:$.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:r.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(n._shadowViewMatrixDirty){n._shadowViewMatrix||(n._shadowViewMatrix=$.identityMat4());var e=n._state.pos,t=o.look,i=o.up;$.lookAtMat4v(e,t,i,n._shadowViewMatrix),n._shadowViewMatrixDirty=!1}return n._shadowViewMatrix},getShadowProjMatrix:function(){if(n._shadowProjMatrixDirty){n._shadowProjMatrix||(n._shadowProjMatrix=$.identityMat4());var e=n.scene.canvas.canvas;$.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,n._shadowProjMatrix),n._shadowProjMatrixDirty=!1}return n._shadowProjMatrix},getShadowRenderBuf:function(){return n._shadowRenderBuf||(n._shadowRenderBuf=new zt(n.scene.canvas.canvas,n.scene.canvas.gl,{size:[1024,1024]})),n._shadowRenderBuf}}),s.pos=r.pos,s.color=r.color,s.intensity=r.intensity,s.constantAttenuation=r.constantAttenuation,s.linearAttenuation=r.linearAttenuation,s.quadraticAttenuation=r.quadraticAttenuation,s.castsShadow=r.castsShadow,s.scene._lightCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"PointLight"}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"constantAttenuation",get:function(){return this._state.attenuation[0]},set:function(e){this._state.attenuation[0]=e||0,this.glRedraw()}},{key:"linearAttenuation",get:function(){return this._state.attenuation[1]},set:function(e){this._state.attenuation[1]=e||0,this.glRedraw()}},{key:"quadraticAttenuation",get:function(){return this._state.attenuation[2]},set:function(e){this._state.attenuation[2]=e||0,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(B(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}();function $h(e){return 0==(e&e-1)}function ed(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var td=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i);var n=(s=t.call(this,e,r)).scene.canvas.gl;return s._state=new Zt({texture:new In({gl:n,target:n.TEXTURE_CUBE_MAP}),flipY:s._checkFlipY(r.minFilter),encoding:s._checkEncoding(r.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),s._src=r.src,s._images=[],s._loadSrc(r.src),se.memory.textures++,s}return C(i,[{key:"type",get:function(){return"CubeTexture"}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}},{key:"_loadSrc",value:function(e){var t=this,i=this.scene.canvas.gl;this._images=[];for(var s=!1,r=0,n=function(n){var o,a,l=new Image;l.onload=(o=l,a=n,function(){if(!s&&(o=function(e){if(!$h(e.width)||!$h(e.height)){var t=document.createElement("canvas");t.width=ed(e.width),t.height=ed(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}(o),t._images[a]=o,6==++r)){var e=t._state.texture;e||(e=new In({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}),l.onerror=function(){s=!0},l.src=e[n]},o=0;o<e.length;o++)n(o)}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),se.memory.textures--,this._state.destroy()}}]),i}(),id=function(e){g(i,td);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).scene._lightsState.addReflectionMap(s._state),s.scene._reflectionMapCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"ReflectionMap"}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene._reflectionMapDestroyed(this)}}]),i}(),sd=function(e){g(i,td);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).scene._lightMapCreated(b(s)),s}return C(i,[{key:"type",get:function(){return"LightMap"}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this.scene._lightMapDestroyed(this)}}]),i}(),rd=function(e){g(i,et);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,{entity:r.entity,occludable:r.occludable,worldPos:r.worldPos}))._occluded=!1,s._visible=!0,s._src=null,s._image=null,s._pos=$.vec3(),s._origin=$.vec3(),s._rtcPos=$.vec3(),s._dir=$.vec3(),s._size=1,s._imageSize=$.vec2(),s._texture=new Un(b(s),{src:r.src}),s._geometry=new Si(b(s),{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),s._mesh=new rn(b(s),{geometry:s._geometry,material:new Oi(b(s),{ambient:[.9,.3,.9],shininess:30,diffuseMap:s._texture,backfaces:!0}),scale:[1,1,1],position:r.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),s.visible=!0,s.collidable=r.collidable,s.clippable=r.clippable,s.pickable=r.pickable,s.opacity=r.opacity,s.size=r.size,r.image?s.image=r.image:s.src=r.src,s}return C(i,[{key:"_setVisible",value:function(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,f(B(i.prototype),"_setVisible",this).call(this,e)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"collidable",get:function(){return this._mesh.collidable},set:function(e){this._mesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._mesh.clippable},set:function(e){this._mesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._mesh.pickable},set:function(e){this._mesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._mesh.opacity},set:function(e){this._mesh.opacity=e}},{key:"_updatePlaneSizeFromImage",value:function(){var e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}]),i}(),nd=function(){function e(t){x(this,e),this._eye=$.vec3(),this._look=$.vec3(),this._up=$.vec3(),this._projection={},t&&this.saveCamera(t)}return C(e,[{key:"saveCamera",value:function(e){var t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}},{key:"restoreCamera",value:function(e,t){var i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(function(){r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}]),e}(),od=$.vec3(),ad=function(){function e(t){if(x(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,t){var i=t.metaScene.scene;this.saveObjects(i,t)}}return C(e,[{key:"saveObjects",value:function(e,t,i){this.numObjects=0,this._mask=i?le.apply(i,{}):null;for(var s=!i||i.visible,r=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,A=!i||i.colorize,c=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];if(v){if(s&&(this.objectsVisible[p]=v.visible),r&&(this.objectsEdges[p]=v.edges),n&&(this.objectsXrayed[p]=v.xrayed),o&&(this.objectsHighlighted[p]=v.highlighted),a&&(this.objectsSelected[p]=v.selected),l&&(this.objectsClippable[p]=v.clippable),u&&(this.objectsPickable[p]=v.pickable),A){var g=v.colorize;this.objectsColorize[3*p+0]=g[0],this.objectsColorize[3*p+1]=g[1],this.objectsColorize[3*p+2]=g[2]}c&&(this.objectsOpacity[p]=v.opacity),this.numObjects++}}}},{key:"restoreObjects",value:function(e,t){for(var i=this._mask,s=!i||i.visible,r=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,A=!i||i.colorize,c=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];v&&(s&&(v.visible=this.objectsVisible[p]),r&&(v.edges=this.objectsEdges[p]),n&&(v.xrayed=this.objectsXrayed[p]),o&&(v.highlighted=this.objectsHighlighted[p]),a&&(v.selected=this.objectsSelected[p]),l&&(v.clippable=this.objectsClippable[p]),u&&(v.pickable=this.objectsPickable[p]),A&&(od[0]=this.objectsColorize[3*p+0],od[1]=this.objectsColorize[3*p+1],od[2]=this.objectsColorize[3*p+2],v.colorize=od),c&&(v.opacity=this.objectsOpacity[p]))}}}]),e}(),ld=$.vec3(),ud=function(){function e(){x(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}return C(e,[{key:"saveObjects",value:function(e,t){this.numObjects=0,this._mask=t?le.apply(t,{}):null;var i=e.objects,s=!t||t.visible,r=!t||t.edges,n=!t||t.xrayed,o=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,u=!t||t.pickable,A=!t||t.colorize,c=!t||t.opacity;for(var h in i)if(i.hasOwnProperty(h)){var d=i[h],p=this.numObjects;if(s&&(this.objectsVisible[p]=d.visible),r&&(this.objectsEdges[p]=d.edges),n&&(this.objectsXrayed[p]=d.xrayed),o&&(this.objectsHighlighted[p]=d.highlighted),a&&(this.objectsSelected[p]=d.selected),l&&(this.objectsClippable[p]=d.clippable),u&&(this.objectsPickable[p]=d.pickable),A){var f=d.colorize;f?(this.objectsColorize[3*p+0]=f[0],this.objectsColorize[3*p+1]=f[1],this.objectsColorize[3*p+2]=f[2],this.objectsHasColorize[p]=!0):this.objectsHasColorize[p]=!1}c&&(this.objectsOpacity[p]=d.opacity),this.numObjects++}}},{key:"restoreObjects",value:function(e){var t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,n=!t||t.highlighted,o=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,u=!t||t.colorize,A=!t||t.opacity,c=0,h=e.objects;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];i&&(p.visible=this.objectsVisible[c]),s&&(p.edges=this.objectsEdges[c]),r&&(p.xrayed=this.objectsXrayed[c]),n&&(p.highlighted=this.objectsHighlighted[c]),o&&(p.selected=this.objectsSelected[c]),a&&(p.clippable=this.objectsClippable[c]),l&&(p.pickable=this.objectsPickable[c]),u&&(this.objectsHasColorize[c]?(ld[0]=this.objectsColorize[3*c+0],ld[1]=this.objectsColorize[3*c+1],ld[2]=this.objectsColorize[3*c+2],p.colorize=ld):p.colorize=null),A&&(p.opacity=this.objectsOpacity[c]),c++}}}]),e}(),Ad=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).v0=r.v0,s.v1=r.v1,s.v2=r.v2,s.v3=r.v3,s.t=r.t,s}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||$.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||$.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||$.vec3([0,0,0])}},{key:"v3",get:function(){return this._v3},set:function(e){this.fire("v3",this._v3=e||$.vec3([0,0,0]))}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=$.vec3();return t[0]=$.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=$.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=$.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}]),i}(),cd=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._cachedLengths=[],s._dirty=!0,s._curves=[],s._t=0,s._dirtySubs=[],s._destroyedSubs=[],s.curves=r.curves||[],s.t=r.t,s}return C(i,[{key:"addCurve",value:function(e){this._curves.push(e),this._dirty=!0}},{key:"curves",get:function(){return this._curves},set:function(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function n(){r._dirty=!0}function o(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],le.isNumeric(t)||le.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",n)),this._destroyedSubs.push(t.once("destroyed",o))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"length",get:function(){var e=this._getCurveLengths();return e[e.length-1]}},{key:"getPoint",value:function(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var n=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(n)}r++}return null}},{key:"_getCurveLengths",value:function(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}},{key:"_getJSON",value:function(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}},{key:"destroy",value:function(){var e,t,s;for(f(B(i.prototype),"destroy",this).call(this),e=0,t=this._curves.length;e<t;e++)(s=this._curves[e]).off(this._dirtySubs[e]),s.off(this._destroyedSubs[e])}}]),i}(),hd=function(e){g(i,Lh);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r)).v0=r.v0,s.v1=r.v1,s.v2=r.v2,s.t=r.t,s}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||$.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||$.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||$.vec3([0,0,0])}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=$.vec3();return t[0]=$.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=$.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=$.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}]),i}(),dd=function(e){g(i,ch);var t=_(i);function i(e){var s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),t.call(this,e,s)}return C(i)}(),pd=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,e,r))._skyboxMesh=new rn(b(s),{geometry:new Si(b(s),{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Oi(b(s),{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Un(b(s),{src:r.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:r.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),s.size=r.size,s.active=r.active,s}return C(i,[{key:"size",get:function(){return this._size},set:function(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}},{key:"active",get:function(){return this._skyboxMesh.visible},set:function(e){this._skyboxMesh.visible=e}}]),i}(),fd=function(){function e(){x(this,e)}return C(e,[{key:"transcode",value:function(e,t){}},{key:"destroy",value:function(){}}]),e}(),vd=$.vec4(),gd=$.vec4(),md=$.vec3(),_d=$.vec3(),yd=$.vec3(),bd=$.vec4(),Bd=$.vec4(),wd=$.vec4(),xd=function(){function e(t){x(this,e),this._scene=t}return C(e,[{key:"dollyToCanvasPos",value:function(e,t,i){var s=!1,r=this._scene.camera;if(e){var n=$.subVec3(e,r.eye,md);s=$.lenVec3(n)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;var o=this._unproject(t,bd),a=$.subVec3(o,r.eye,wd),l=$.mulVec3Scalar($.normalizeVec3(a),-i,[]);if(r.eye=[r.eye[0]-l[0],r.eye[1]-l[1],r.eye[2]-l[2]],r.look=[r.look[0]-l[0],r.look[1]-l[1],r.look[2]-l[2]],e){var u=$.subVec3(e,r.eye,md),A=$.lenVec3(u),c=$.mulVec3Scalar($.normalizeVec3($.subVec3(r.look,r.eye,_d)),A);r.look=[r.eye[0]+c[0],r.eye[1]+c[1],r.eye[2]+c[2]]}}else if("ortho"===r.projection){var h=this._unproject(t,bd);r.ortho.scale=r.ortho.scale-i,r.ortho._update();var d=this._unproject(t,Bd),p=$.subVec3(d,h,wd),f=$.mulVec3Scalar($.normalizeVec3($.subVec3(r.look,r.eye,md)),-i,_d),v=$.addVec3(p,f,yd);r.eye=[r.eye[0]-v[0],r.eye[1]-v[1],r.eye[2]-v[2]],r.look=[r.look[0]-v[0],r.look[1]-v[1],r.look[2]-v[2]]}return s}},{key:"_unproject",value:function(e,t){var i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),n=s.subarray(12),o=[0,0,-1,1],a=$.dotVec4(o,r)/$.dotVec4(o,n);return i.project.unproject(e,a,vd,gd,t),t}},{key:"destroy",value:function(){}}]),e}(),Pd=$.vec3(),Cd=$.vec3(),Md=$.vec3(),Fd=$.vec4(),Ed=$.vec4(),kd=$.vec4(),Id=function(){function e(t,i){var s=this;x(this,e),this._scene=t,this._configs=i,this._pivotWorldPos=$.vec3(),this._cameraOffset=$.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=$.vec3(),this._rtcPos=$.vec3(),this._pivotViewPos=$.vec4(),this._pivotProjPos=$.vec4(),this._pivotCanvasPos=$.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(function(){s._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(function(){s._cameraDirty=!0})),this._onTick=this._scene.on("tick",(function(){s.updatePivotElement(),s.updatePivotSphere()}))}return C(e,[{key:"createPivotSphere",value:function(){var e=this.getPivotPos(),t=$.vec3();$.decomposeMat4($.inverseMat4(this._scene.viewer.camera.viewMatrix,$.mat4()),t,$.vec4(),$.vec3());var i=$.distVec3(t,e),s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),Le(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Vn(this._scene,an({radius:s})),this._pivotSphere=new rn(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}},{key:"destroyPivotSphere",value:function(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}},{key:"updatePivotElement",value:function(){var e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){$.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,$.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);var i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);var n=t._lastBoundingClientRect;if(!n||t._canvasSizeChanged){var o=t.canvas;n=t._lastBoundingClientRect=o.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(n.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(n.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}},{key:"updatePivotSphere",value:function(){this._pivoting&&this._pivotSphere&&(Le(this.getPivotPos(),this._rtcCenter,this._rtcPos),$.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}},{key:"setPivotElement",value:function(e){this._pivotElement=e}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);var t=e.color||[1,0,0];this._pivotSphereMaterial=new Oi(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}},{key:"disablePivotSphere",value:function(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}},{key:"startPivot",value:function(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;var e=this._scene.camera,t=$.lookAtMat4v(e.eye,e.look,e.worldUp);$.transformPoint3(t,this.getPivotPos(),this._cameraOffset);var i=this.getPivotPos();this._cameraOffset[2]+=$.distVec3(e.eye,i),t=$.inverseMat4(t);var s=$.transformVec3(t,this._cameraOffset),r=$.vec3();if($.subVec3(e.eye,i,r),$.addVec3(r,s),e.zUp){var n=r[1];r[1]=r[2],r[2]=n}this._radius=$.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}},{key:"_cameraLookingDownwards",value:function(){var e=this._scene.camera,t=$.normalizeVec3($.subVec3(e.look,e.eye,Pd)),i=$.cross3Vec3(t,e.worldUp,Cd);return $.sqLenVec3(i)<=1e-4}},{key:"getPivoting",value:function(){return this._pivoting}},{key:"setPivotPos",value:function(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}},{key:"setCanvasPivotPos",value:function(e){var t=this._scene.camera,i=Math.abs($.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),n=s.subarray(12),o=[0,0,-1,1],a=$.dotVec4(o,r)/$.dotVec4(o,n),l=Fd;t.project.unproject(e,a,Ed,kd,l);var u=$.normalizeVec3($.subVec3(l,t.eye,Pd)),A=$.addVec3(t.eye,$.mulVec3Scalar(u,i,Cd),Md);this.setPivotPos(A)}},{key:"getPivotPos",value:function(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}},{key:"continuePivot",value:function(e,t){if(this._pivoting&&(0!==e||0!==t)){var i=this._scene.camera,s=-e,r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=$.clamp(this._polar,.001,Math.PI-.001);var n=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){var o=n[1];n[1]=n[2],n[2]=o}var a=$.lenVec3($.subVec3(i.look,i.eye,$.vec3())),l=this.getPivotPos();$.addVec3(n,l);var u=$.lookAtMat4v(n,l,i.worldUp);u=$.inverseMat4(u);var A=$.transformVec3(u,this._cameraOffset);u[12]-=A[0],u[13]-=A[1],u[14]-=A[2];var c=[u[8],u[9],u[10]];i.eye=[u[12],u[13],u[14]],$.subVec3(i.eye,$.mulVec3Scalar(c,a),i.look),i.up=[u[4],u[5],u[6]],this.showPivot()}}},{key:"showPivot",value:function(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}},{key:"hidePivot",value:function(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}},{key:"endPivot",value:function(){this._pivoting=!1}},{key:"destroy",value:function(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}]),e}(),Dd=function(){function e(t,i){x(this,e),this._scene=t.scene,this._cameraControl=t,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=i,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=$.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}return C(e,[{key:"update",value:function(){if(this._configs.pointerEnabled&&(this.schedulePickEntity||this.schedulePickSurface)){var e="".concat(~~this.pickCursorPos[0],"-").concat(~~this.pickCursorPos[1],"-").concat(this.scheduleSnapOrPick,"-").concat(this.schedulePickSurface,"-").concat(this.schedulePickEntity);if(this._lastHash!==e){this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;var t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){var i=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});i&&(i.snappedToEdge||i.snappedToVertex)?(this.snapPickResult=i,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){var s=this.pickResult.canvasPos;if(s[0]===this.pickCursorPos[0]&&s[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){var r=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(r[0]===this.pickCursorPos[0]&&r[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}}}},{key:"fireEvents",value:function(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){var e=new wt;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){var t=this.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=t)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}]),e}(),Sd=$.vec2(),Td=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o,a,l,u=i.pickController,A=0,c=0,h=0,d=0,p=!1,f=$.vec3(),v=!0,g=this._scene.canvas.canvas,m=[];function _(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];g.style.cursor="move",y(),e&&b()}function y(){A=r.pointerCanvasPos[0],c=r.pointerCanvasPos[1],h=r.pointerCanvasPos[0],d=r.pointerCanvasPos[1]}function b(){u.pickCursorPos=r.pointerCanvasPos,u.schedulePickSurface=!0,u.update(),u.picked&&u.pickedSurface&&u.pickResult&&u.pickResult.worldPos?(p=!0,f.set(u.pickResult.worldPos)):p=!1}document.addEventListener("keydown",this._documentKeyDownHandler=function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!0}}),document.addEventListener("keyup",this._documentKeyUpHandler=function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!1}}),g.addEventListener("mousedown",this._mouseDownHandler=function(e){if(s.active&&s.pointerEnabled)switch(e.which){case 1:m[t.input.KEY_SHIFT]||s.planView?(o=!0,_()):(o=!0,_(!1));break;case 2:a=!0,_();break;case 3:l=!0,s.panRightClick&&_()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=function(e){if(s.active&&s.pointerEnabled&&(o||a||l)){var i=t.canvas.boundary,u=i[2],h=i[3],d=r.pointerCanvasPos[0],v=r.pointerCanvasPos[1],g=m[t.input.KEY_SHIFT]||s.planView||!s.panRightClick&&a||s.panRightClick&&l,_=document.pointerLockElement?e.movementX:d-A,y=document.pointerLockElement?e.movementY:v-c;if(g){var b=t.camera;if("perspective"===b.projection){var B=Math.abs(p?$.lenVec3($.subVec3(f,t.camera.eye,[])):t.camera.eyeLookDist)*Math.tan(b.perspective.fov/2*Math.PI/180);n.panDeltaX+=1.5*_*B/h,n.panDeltaY+=1.5*y*B/h}else n.panDeltaX+=.5*b.ortho.scale*(_/h),n.panDeltaY+=.5*b.ortho.scale*(y/h)}else!o||a||l||s.planView||(s.firstPerson?(n.rotateDeltaY-=_/u*s.dragRotationRate/2,n.rotateDeltaX+=y/h*(s.dragRotationRate/4)):(n.rotateDeltaY-=_/u*(1.5*s.dragRotationRate),n.rotateDeltaX+=y/h*(1.5*s.dragRotationRate)));A=d,c=v}}),g.addEventListener("mousemove",this._canvasMouseMoveHandler=function(e){s.active&&s.pointerEnabled&&r.mouseover&&(v=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){if(s.active&&s.pointerEnabled)switch(e.which){case 1:case 2:case 3:o=!1,a=!1,l=!1}}),g.addEventListener("mouseup",this._mouseUpHandler=function(e){if(s.active&&s.pointerEnabled){if(3===e.which){!function(e,t){if(e){for(var i=e.target,s=0,r=0,n=0,o=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,n+=i.scrollLeft,o+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+n-s,t[1]=e.pageY+o-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,Sd);var t=Sd[0],r=Sd[1];Math.abs(t-h)<3&&Math.abs(r-d)<3&&i.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:Sd,event:e},!0)}g.style.removeProperty("cursor")}}),g.addEventListener("mouseenter",this._mouseEnterHandler=function(){s.active&&s.pointerEnabled});var B=1/60,w=null;g.addEventListener("wheel",this._mouseWheelHandler=function(e){if(s.active&&s.pointerEnabled){var t=performance.now()/1e3,i=null!==w?t-w:0;w=t,i>.05&&(i=.05),i<B&&(i=B);var o=Math.max(-1,Math.min(1,40*-e.deltaY));if(0!==o){var a=o/Math.abs(o);n.dollyDelta+=-a*i*s.mouseWheelDollyRate,v&&(r.followPointerDirty=!0,v=!1)}}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}]),e}(),Rd=$.vec3(),Ld=$.vec3(),Ud=$.vec3(),Od=$.vec3(),Nd=$.vec3(),Qd={eye:$.vec3(),look:$.vec3(),up:$.vec3()},Vd=function(){function e(t,i,s,r){x(this,e),this._scene=t;var n=i.cameraControl,o=t.camera;this._onSceneKeyDown=t.input.on("keydown",(function(){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover){var e=n._isKeyDownForAction(n.AXIS_VIEW_RIGHT),a=n._isKeyDownForAction(n.AXIS_VIEW_BACK),l=n._isKeyDownForAction(n.AXIS_VIEW_LEFT),u=n._isKeyDownForAction(n.AXIS_VIEW_FRONT),A=n._isKeyDownForAction(n.AXIS_VIEW_TOP),c=n._isKeyDownForAction(n.AXIS_VIEW_BOTTOM);if(e||a||l||u||A||c){var h=t.aabb,d=$.getAABB3Diag(h);$.getAABB3Center(h,Rd);var p=Math.abs(d/Math.tan(i.cameraFlight.fitFOV*$.DEGTORAD)),f=1.1*d;Qd.orthoScale=f,e?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldRight,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):a?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldForward,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):l?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldRight,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):u?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldForward,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set(o.worldUp)):A?(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldUp,p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set($.normalizeVec3($.mulVec3Scalar(o.worldForward,1,Ud),Od))):c&&(Qd.eye.set($.addVec3(Rd,$.mulVec3Scalar(o.worldUp,-p,Ld),Nd)),Qd.look.set(Rd),Qd.up.set($.normalizeVec3($.mulVec3Scalar(o.worldForward,-1,Ud)))),!s.firstPerson&&s.followPointer&&i.pivotController.setPivotPos(Rd),i.cameraFlight.duration>0?i.cameraFlight.flyTo(Qd,(function(){i.pivotController.getPivoting()&&s.followPointer&&i.pivotController.showPivot()})):(i.cameraFlight.jumpTo(Qd),i.pivotController.getPivoting()&&s.followPointer&&i.pivotController.showPivot())}}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.input.off(this._onSceneKeyDown)}}]),e}(),Hd=function(){function e(t,i,s,r,n){var o=this;x(this,e),this._scene=t;var a=i.pickController,l=i.pivotController,u=i.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;var A=!1,c=!1,h=this._scene.canvas.canvas,d=function(e){var s;e&&e.worldPos&&(s=e.worldPos);var r=e&&e.entity?e.entity.aabb:t.aabb;if(s){var n=t.camera;$.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:r})}else i.cameraFlight.flyTo({aabb:r})},p=t.tickify(this._canvasMouseMoveHandler=function(e){if(s.active&&s.pointerEnabled&&!A&&!c){var i=u.hasSubs("hover"),n=u.hasSubs("hoverEnter"),l=u.hasSubs("hoverOut"),h=u.hasSubs("hoverOff"),d=u.hasSubs("hoverSurface"),p=u.hasSubs("hoverSnapOrSurface");if(i||n||l||h||d||p)if(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=d,a.scheduleSnapOrPick=p,a.update(),a.pickResult){if(a.pickResult.entity){var f=a.pickResult.entity.id;o._lastPickedEntityId!==f&&(void 0!==o._lastPickedEntityId&&u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),u.fire("hoverEnter",a.pickResult,!0),o._lastPickedEntityId=f)}u.fire("hover",a.pickResult,!0),(a.pickResult.worldPos||a.pickResult.snappedWorldPos)&&u.fire("hoverSurface",a.pickResult,!0)}else void 0!==o._lastPickedEntityId&&(u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),o._lastPickedEntityId=void 0),u.fire("hoverOff",{canvasPos:a.pickCursorPos},!0)}});h.addEventListener("mousemove",p),h.addEventListener("mousedown",this._canvasMouseDownHandler=function(e){if(1===e.which&&(A=!0),3===e.which&&(c=!0),1===e.which&&s.active&&s.pointerEnabled&&(r.mouseDownClientX=e.clientX,r.mouseDownClientY=e.clientY,r.mouseDownCursorX=r.pointerCanvasPos[0],r.mouseDownCursorY=r.pointerCanvasPos[1],!s.firstPerson&&s.followPointer&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),1===e.which))){var i=a.pickResult;i&&i.worldPos?(l.setPivotPos(i.worldPos),l.startPivot()):(s.smartPivot?l.setCanvasPivotPos(r.pointerCanvasPos):l.setPivotPos(t.camera.look),l.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){1===e.which&&(A=!1),3===e.which&&(c=!1),l.getPivoting()&&l.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=function(e){if(s.active&&s.pointerEnabled&&(1===e.which&&(l.hidePivot(),!(Math.abs(e.clientX-r.mouseDownClientX)>3||Math.abs(e.clientY-r.mouseDownClientY)>3)))){var n=u.hasSubs("picked"),A=u.hasSubs("pickedNothing"),c=u.hasSubs("pickedSurface"),h=u.hasSubs("doublePicked"),p=u.hasSubs("doublePickedSurface"),f=u.hasSubs("doublePickedNothing");if(!(s.doublePickFlyTo||h||p||f))return(n||A||c)&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=c,a.update(),a.pickResult?(u.fire("picked",a.pickResult,!0),a.pickedSurface&&u.fire("pickedSurface",a.pickResult,!0)):u.fire("pickedNothing",{canvasPos:r.pointerCanvasPos},!0)),void(o._clicks=0);if(o._clicks++,1===o._clicks){a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=s.doublePickFlyTo,a.schedulePickSurface=c,a.update();var v=a.pickResult,g=a.pickedSurface;o._timeout=setTimeout((function(){v?(u.fire("picked",v,!0),g&&(u.fire("pickedSurface",v,!0),!s.firstPerson&&s.followPointer&&(i.pivotController.setPivotPos(v.worldPos),i.pivotController.startPivot()&&i.pivotController.showPivot()))):u.fire("pickedNothing",{canvasPos:r.pointerCanvasPos},!0),o._clicks=0}),s.doubleClickTimeFrame)}else{if(null!==o._timeout&&(window.clearTimeout(o._timeout),o._timeout=null),a.pickCursorPos=r.pointerCanvasPos,a.schedulePickEntity=s.doublePickFlyTo||h||p,a.schedulePickSurface=a.schedulePickEntity&&p,a.update(),a.pickResult){if(u.fire("doublePicked",a.pickResult,!0),a.pickedSurface&&u.fire("doublePickedSurface",a.pickResult,!0),s.doublePickFlyTo&&(d(a.pickResult),!s.firstPerson&&s.followPointer)){var m=a.pickResult.entity.aabb,_=$.getAABB3Center(m);i.pivotController.setPivotPos(_),i.pivotController.startPivot()&&i.pivotController.showPivot()}}else if(u.fire("doublePickedNothing",{canvasPos:r.pointerCanvasPos},!0),s.doublePickFlyTo&&(d(),!s.firstPerson&&s.followPointer)){var y=t.aabb,b=$.getAABB3Center(y);i.pivotController.setPivotPos(b),i.pivotController.startPivot()&&i.pivotController.showPivot()}o._clicks=0}}},!1)}return C(e,[{key:"reset",value:function(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}]),e}(),jd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=t.input,a=[],l=t.canvas.canvas,u=!0;this._onSceneMouseMove=o.on("mousemove",(function(){u=!0})),this._onSceneKeyDown=o.on("keydown",(function(e){s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover&&(a[e]=!0,e===o.KEY_SHIFT&&(l.style.cursor="move"))})),this._onSceneKeyUp=o.on("keyup",(function(e){s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&(a[e]=!1,e===o.KEY_SHIFT&&(l.style.cursor=null),i.pivotController.getPivoting()&&i.pivotController.endPivot())})),this._onTick=t.on("tick",(function(e){if(s.active&&s.pointerEnabled&&t.input.keyboardEnabled&&r.mouseover){var l=i.cameraControl,A=e.deltaTime/1e3;if(!s.planView){var c=l._isKeyDownForAction(l.ROTATE_Y_POS,a),h=l._isKeyDownForAction(l.ROTATE_Y_NEG,a),d=l._isKeyDownForAction(l.ROTATE_X_POS,a),p=l._isKeyDownForAction(l.ROTATE_X_NEG,a),f=A*s.keyboardRotationRate;(c||h||d||p)&&(!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),c?n.rotateDeltaY+=f:h&&(n.rotateDeltaY-=f),d?n.rotateDeltaX+=f:p&&(n.rotateDeltaX-=f),!s.firstPerson&&s.followPointer&&i.pivotController.startPivot())}if(!a[o.KEY_CTRL]&&!a[o.KEY_ALT]){var v=l._isKeyDownForAction(l.DOLLY_BACKWARDS,a),g=l._isKeyDownForAction(l.DOLLY_FORWARDS,a);if(v||g){var m=A*s.keyboardDollyRate;!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),g?n.dollyDelta-=m:v&&(n.dollyDelta+=m),u&&(r.followPointerDirty=!0,u=!1)}}var _=l._isKeyDownForAction(l.PAN_FORWARDS,a),y=l._isKeyDownForAction(l.PAN_BACKWARDS,a),b=l._isKeyDownForAction(l.PAN_LEFT,a),B=l._isKeyDownForAction(l.PAN_RIGHT,a),w=l._isKeyDownForAction(l.PAN_UP,a),x=l._isKeyDownForAction(l.PAN_DOWN,a),P=(a[o.KEY_ALT]?.3:1)*A*s.keyboardPanRate;(_||y||b||B||w||x)&&(!s.firstPerson&&s.followPointer&&i.pivotController.startPivot(),x?n.panDeltaY+=P:w&&(n.panDeltaY+=-P),B?n.panDeltaX+=-P:b&&(n.panDeltaX+=P),y?n.panDeltaZ+=P:_&&(n.panDeltaZ+=-P))}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}]),e}(),Gd=$.vec3(),zd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=t.camera,a=i.pickController,l=i.pivotController,u=i.panController,A=1,c=1,h=null;this._onTick=t.on("tick",(function(){if(s.active&&s.pointerEnabled){var e="default";if(Math.abs(n.dollyDelta)<.001&&(n.dollyDelta=0),Math.abs(n.rotateDeltaX)<.001&&(n.rotateDeltaX=0),Math.abs(n.rotateDeltaY)<.001&&(n.rotateDeltaY=0),0===n.rotateDeltaX&&0===n.rotateDeltaY||(n.dollyDelta=0),s.followPointer){if(--A<=0&&(A=1,0!==n.dollyDelta)){if(0===n.rotateDeltaY&&0===n.rotateDeltaX&&s.followPointer&&r.followPointerDirty&&(a.pickCursorPos=r.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),a.pickResult&&a.pickResult.worldPos?h=a.pickResult.worldPos:(c=1,h=null),r.followPointerDirty=!1),h){var i=Math.abs($.lenVec3($.subVec3(h,t.camera.eye,Gd)));c=i/s.dollyProximityThreshold}c<s.dollyMinSpeed&&(c=s.dollyMinSpeed)}}else c=1,h=null;var d=n.dollyDelta*c;if(0===n.rotateDeltaY&&0===n.rotateDeltaX||(!s.firstPerson&&s.followPointer&&l.getPivoting()?(l.continuePivot(n.rotateDeltaY,n.rotateDeltaX),l.showPivot()):(0!==n.rotateDeltaX&&(s.firstPerson?o.pitch(-n.rotateDeltaX):o.orbitPitch(n.rotateDeltaX)),0!==n.rotateDeltaY&&(s.firstPerson?o.yaw(n.rotateDeltaY):o.orbitYaw(n.rotateDeltaY))),n.rotateDeltaX*=s.rotationInertia,n.rotateDeltaY*=s.rotationInertia,e="grabbing"),Math.abs(n.panDeltaX)<.001&&(n.panDeltaX=0),Math.abs(n.panDeltaY)<.001&&(n.panDeltaY=0),Math.abs(n.panDeltaZ)<.001&&(n.panDeltaZ=0),0!==n.panDeltaX||0!==n.panDeltaY||0!==n.panDeltaZ){var p,f,v=$.vec3();if(v[0]=n.panDeltaX,v[1]=n.panDeltaY,v[2]=n.panDeltaZ,s.constrainVertical){o.xUp?(p=o.eye[0],f=o.look[0]):o.yUp?(p=o.eye[1],f=o.look[1]):o.zUp&&(p=o.eye[2],f=o.look[2]),o.pan(v);var g=o.eye,m=o.look;o.xUp?(g[0]=p,m[0]=f):o.yUp?(g[1]=p,m[1]=f):o.zUp&&(g[2]=p,m[2]=f),o.eye=g,o.look=m}else o.pan(v);e="grabbing"}if(n.panDeltaX*=s.panInertia,n.panDeltaY*=s.panInertia,n.panDeltaZ*=s.panInertia,0!==d){if(e=d<0?"zoom-in":"zoom-out",s.firstPerson){var _,y;if(s.constrainVertical&&(o.xUp?(_=o.eye[0],y=o.look[0]):o.yUp?(_=o.eye[1],y=o.look[1]):o.zUp&&(_=o.eye[2],y=o.look[2])),s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(s.constrainVertical){var b=o.eye,B=o.look;o.xUp?(b[0]=_,B[0]=y):o.yUp?(b[1]=_,B[1]=y):o.zUp&&(b[2]=_,B[2]=y),o.eye=b,o.look=B}}else if(s.planView){if(s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}else{if(s.followPointer)u.dollyToCanvasPos(h,r.pointerCanvasPos,-d)&&(r.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}n.dollyDelta*=s.dollyInertia}a.fireEvents(),document.body.style.cursor=e}}))}return C(e,[{key:"destroy",value:function(){this._scene.off(this._onTick)}}]),e}(),Wd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=function(){r.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=function(){r.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=function(e){Kd(e,o,r.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=function(e){s.active&&s.pointerEnabled&&(Kd(e,o,r.pointerCanvasPos),r.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=function(e){s.active&&s.pointerEnabled})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}]),e}();function Kd(e,t,i){if(e){var s=t.getBoundingClientRect(),r=s.left,n=s.top;i[0]=e.clientX-r,i[1]=e.clientY-n}else e=window.event,i[0]=e.x,i[1]=e.y;return i}var Xd=function(e,t){if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Jd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o=i.pickController,a=i.pivotController,l=$.vec2(),u=$.vec2(),A=$.vec2(),c=$.vec2(),h=[],d=this._scene.canvas.canvas,p=0,f=!1;this._onTick=t.on("tick",(function(){f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(s.active&&s.pointerEnabled){e.preventDefault();var i=e.touches,n=e.changedTouches;for(r.touchStartTime=Date.now(),1===i.length&&1===n.length&&(Xd(i[0],l),s.followPointer&&(o.pickCursorPos=l,o.schedulePickSurface=!0,o.update(),s.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(a.setPivotPos(o.pickResult.worldPos),!s.firstPerson&&a.startPivot()&&a.showPivot()):(s.smartPivot?a.setCanvasPivotPos(r.pointerCanvasPos):a.setPivotPos(t.camera.look),!s.firstPerson&&a.startPivot()&&a.showPivot()))));h.length<i.length;)h.push($.vec2());for(var u=0,A=i.length;u<A;++u)Xd(i[u],h[u]);p=i.length}}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(){a.getPivoting()&&a.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=function(e){if(s.active&&s.pointerEnabled&&(e.stopPropagation(),e.preventDefault(),!f)){f=!0;var i=t.canvas.boundary,a=i[2],l=i[3],d=e.touches;if(e.touches.length===p){if(1===p){Xd(d[0],u),$.subVec2(u,h[0],c);var v=c[0],g=c[1];if(null!==r.longTouchTimeout&&(Math.abs(v)>s.longTapRadius||Math.abs(g)>s.longTapRadius)&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null),s.planView){var m=t.camera;if("perspective"===m.projection){var _=Math.abs(t.camera.eyeLookDist)*Math.tan(m.perspective.fov/2*Math.PI/180);n.panDeltaX+=v*_/l*s.touchPanRate,n.panDeltaY+=g*_/l*s.touchPanRate}else n.panDeltaX+=.5*m.ortho.scale*(v/l)*s.touchPanRate,n.panDeltaY+=.5*m.ortho.scale*(g/l)*s.touchPanRate}else n.rotateDeltaY-=v/a*(1*s.dragRotationRate),n.rotateDeltaX+=g/l*(1.5*s.dragRotationRate)}else if(2===p){var y=d[0],b=d[1];Xd(y,u),Xd(b,A);var B=$.geometricMeanVec2(h[0],h[1]),w=$.geometricMeanVec2(u,A),x=$.vec2();$.subVec2(B,w,x);var P=x[0],C=x[1],M=t.camera,F=$.distVec2([y.pageX,y.pageY],[b.pageX,b.pageY]),E=($.distVec2(h[0],h[1])-F)*s.touchDollyRate;if(n.dollyDelta=E,Math.abs(E)<1)if("perspective"===M.projection){var k=o.pickResult?o.pickResult.worldPos:t.center,I=Math.abs($.lenVec3($.subVec3(k,t.camera.eye,[])))*Math.tan(M.perspective.fov/2*Math.PI/180);n.panDeltaX-=P*I/l*s.touchPanRate,n.panDeltaY-=C*I/l*s.touchPanRate}else n.panDeltaX-=.5*M.ortho.scale*(P/l)*s.touchPanRate,n.panDeltaY-=.5*M.ortho.scale*(C/l)*s.touchPanRate;r.pointerCanvasPos=w}for(var D=0;D<p;++D)Xd(d[D],h[D])}}})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}]),e}(),Yd=function(e,t){if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Zd=function(){function e(t,i,s,r,n){x(this,e),this._scene=t;var o,a=i.pickController,l=i.cameraControl,u=[],A=new Float32Array(2),c=-1,h=-1,d=this._scene.canvas.canvas,p=function(e){var s;e&&e.worldPos&&(s=e.worldPos);var r=e?e.entity.aabb:t.aabb;if(s){var n=t.camera;$.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:r})}else i.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(s.active&&s.pointerEnabled){null!==r.longTouchTimeout&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null);var t=e.touches,n=e.changedTouches;if(o=Date.now(),1===t.length&&1===n.length){c=o,Yd(t[0],A);var a=A[0],l=A[1],h=t[0].pageX,d=t[0].pageY;r.longTouchTimeout=setTimeout((function(){i.cameraControl.fire("rightClick",{pagePos:[Math.round(h),Math.round(d)],canvasPos:[Math.round(a),Math.round(l)],event:e},!0),r.longTouchTimeout=null}),s.longTapTimeout)}else c=-1;for(;u.length<t.length;)u.push(new Float32Array(2));for(var p=0,f=t.length;p<f;++p)Yd(t[p],u[p]);u.length=t.length}},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(e){if(s.active&&s.pointerEnabled){var t=Date.now(),i=e.touches,n=e.changedTouches,o=l.hasSubs("pickedSurface");null!==r.longTouchTimeout&&(clearTimeout(r.longTouchTimeout),r.longTouchTimeout=null),0===i.length&&1===n.length&&c>-1&&t-c<150&&(h>-1&&c-h<325?(Yd(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("doublePicked",a.pickResult),a.pickedSurface&&l.fire("doublePickedSurface",a.pickResult),s.doublePickFlyTo&&p(a.pickResult)):(l.fire("doublePickedNothing"),s.doublePickFlyTo&&p()),h=-1):$.distVec2(u[0],A)<4&&(Yd(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("picked",a.pickResult),a.pickedSurface&&l.fire("pickedSurface",a.pickResult)):l.fire("pickedNothing"),h=t),c=-1),u.length=i.length;for(var d=0,f=i.length;d<f;++d)u[d][0]=i[d].pageX,u[d][1]=i[d].pageY}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}]),e}(),qd=function(e){g(i,Be);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,e,r)).PAN_LEFT=0,s.PAN_RIGHT=1,s.PAN_UP=2,s.PAN_DOWN=3,s.PAN_FORWARDS=4,s.PAN_BACKWARDS=5,s.ROTATE_X_POS=6,s.ROTATE_X_NEG=7,s.ROTATE_Y_POS=8,s.ROTATE_Y_NEG=9,s.DOLLY_FORWARDS=10,s.DOLLY_BACKWARDS=11,s.AXIS_VIEW_RIGHT=12,s.AXIS_VIEW_BACK=13,s.AXIS_VIEW_LEFT=14,s.AXIS_VIEW_FRONT=15,s.AXIS_VIEW_TOP=16,s.AXIS_VIEW_BOTTOM=17,s._keyMap={},s.scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},s._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,snapToVertex:true,snapToEdge:true,snapRadius:30,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},s._states={pointerCanvasPos:$.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:$.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},s._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};var n=s.scene;return s._controllers={cameraControl:b(s),pickController:new Dd(b(s),s._configs),pivotController:new Id(n,s._configs),panController:new xd(n),cameraFlight:new zh(b(s),{duration:.5})},s._handlers=[new Wd(s.scene,s._controllers,s._configs,s._states,s._updates),new Jd(s.scene,s._controllers,s._configs,s._states,s._updates),new Td(s.scene,s._controllers,s._configs,s._states,s._updates),new Vd(s.scene,s._controllers,s._configs,s._states,s._updates),new Hd(s.scene,s._controllers,s._configs,s._states,s._updates),new Zd(s.scene,s._controllers,s._configs,s._states,s._updates),new jd(s.scene,s._controllers,s._configs,s._states,s._updates)],s._cameraUpdater=new zd(s.scene,s._controllers,s._configs,s._states,s._updates),s.navMode=r.navMode,r.planView&&(s.planView=r.planView),s.constrainVertical=r.constrainVertical,r.keyboardLayout?s.keyboardLayout=r.keyboardLayout:s.keyMap=r.keyMap,s.doublePickFlyTo=r.doublePickFlyTo,s.panRightClick=r.panRightClick,s.active=r.active,s.followPointer=r.followPointer,s.rotationInertia=r.rotationInertia,s.keyboardPanRate=r.keyboardPanRate,s.touchPanRate=r.touchPanRate,s.keyboardRotationRate=r.keyboardRotationRate,s.dragRotationRate=r.dragRotationRate,s.touchDollyRate=r.touchDollyRate,s.dollyInertia=r.dollyInertia,s.dollyProximityThreshold=r.dollyProximityThreshold,s.dollyMinSpeed=r.dollyMinSpeed,s.panInertia=r.panInertia,s.pointerEnabled=!0,s.keyboardDollyRate=r.keyboardDollyRate,s.mouseWheelDollyRate=r.mouseWheelDollyRate,s}return C(i,[{key:"keyMap",get:function(){return this._keyMap},set:function(e){if(e=e||"qwerty",le.isString(e)){var t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{var s=e;this._keyMap=s}}},{key:"_isKeyDownForAction",value:function(e,t){var i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(var s=0,r=i.length;s<r;s++){if(t[i[s]])return!0}return!1}},{key:"pivotElement",set:function(e){this._controllers.pivotController.setPivotElement(e)}},{key:"active",get:function(){return this._configs.active},set:function(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}},{key:"snapToVertex",get:function(){return this._configs.snapToVertex},set:function(e){this._configs.snapToVertex=!!e}},{key:"snapToEdge",get:function(){return this._configs.snapToEdge},set:function(e){this._configs.snapToEdge=!!e}},{key:"snapRadius",get:function(){return this._configs.snapRadius},set:function(e){e=e||30,this._configs.snapRadius=e}},{key:"navMode",get:function(){return this._configs.navMode},set:function(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}},{key:"pointerEnabled",get:function(){return this._configs.pointerEnabled},set:function(e){this._reset(),this._configs.pointerEnabled=!!e}},{key:"_reset",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.reset&&i.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}},{key:"followPointer",get:function(){return this._configs.followPointer},set:function(e){this._configs.followPointer=!1!==e}},{key:"pivotPos",get:function(){return this._controllers.pivotController.getPivotPos()},set:function(e){this._controllers.pivotController.setPivotPos(e)}},{key:"dollyToPointer",get:function(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer},set:function(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}},{key:"panToPointer",get:function(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1},set:function(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}},{key:"planView",get:function(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView},set:function(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}},{key:"firstPerson",get:function(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson},set:function(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}},{key:"constrainVertical",get:function(){return this._configs.constrainVertical},set:function(e){this._configs.constrainVertical=!!e}},{key:"doublePickFlyTo",get:function(){return this._configs.doublePickFlyTo},set:function(e){this._configs.doublePickFlyTo=!1!==e}},{key:"panRightClick",get:function(){return this._configs.panRightClick},set:function(e){this._configs.panRightClick=!1!==e}},{key:"rotationInertia",get:function(){return this._configs.rotationInertia},set:function(e){this._configs.rotationInertia=null!=e?e:0}},{key:"keyboardPanRate",get:function(){return this._configs.keyboardPanRate},set:function(e){this._configs.keyboardPanRate=null!=e?e:5}},{key:"touchPanRate",get:function(){return this._configs.touchPanRate},set:function(e){this._configs.touchPanRate=null!=e?e:1}},{key:"keyboardRotationRate",get:function(){return this._configs.keyboardRotationRate},set:function(e){this._configs.keyboardRotationRate=null!=e?e:90}},{key:"dragRotationRate",get:function(){return this._configs.dragRotationRate},set:function(e){this._configs.dragRotationRate=null!=e?e:360}},{key:"keyboardDollyRate",get:function(){return this._configs.keyboardDollyRate},set:function(e){this._configs.keyboardDollyRate=null!=e?e:15}},{key:"touchDollyRate",get:function(){return this._configs.touchDollyRate},set:function(e){this._configs.touchDollyRate=null!=e?e:.2}},{key:"mouseWheelDollyRate",get:function(){return this._configs.mouseWheelDollyRate},set:function(e){this._configs.mouseWheelDollyRate=null!=e?e:100}},{key:"dollyInertia",get:function(){return this._configs.dollyInertia},set:function(e){this._configs.dollyInertia=null!=e?e:0}},{key:"dollyProximityThreshold",get:function(){return this._configs.dollyProximityThreshold},set:function(e){this._configs.dollyProximityThreshold=null!=e?e:35}},{key:"dollyMinSpeed",get:function(){return this._configs.dollyMinSpeed},set:function(e){this._configs.dollyMinSpeed=null!=e?e:.04}},{key:"panInertia",get:function(){return this._configs.panInertia},set:function(e){this._configs.panInertia=null!=e?e:.5}},{key:"keyboardLayout",get:function(){return this._configs.keyboardLayout},set:function(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this._controllers.pivotController.enablePivotSphere(e)}},{key:"disablePivotSphere",value:function(){this._controllers.pivotController.disablePivotSphere()}},{key:"smartPivot",get:function(){return this._configs.smartPivot},set:function(e){this._configs.smartPivot=!1!==e}},{key:"doubleClickTimeFrame",get:function(){return this._configs.doubleClickTimeFrame},set:function(e){this._configs.doubleClickTimeFrame=null!=e?e:250}},{key:"destroy",value:function(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),f(B(i.prototype),"destroy",this).call(this)}},{key:"_destroyHandlers",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.destroy&&i.destroy()}}},{key:"_destroyControllers",value:function(){for(var e=0,t=this._controllers.length;e<t;e++){var i=this._controllers[e];i.destroy&&i.destroy()}}}]),i}(),$d=C((function e(t,i,s,r,n){x(this,e),this.name=t,this.type=s,this.value=i,this.valueType=r,this.description=n})),ep=C((function e(t){if(x(this,e),this.id=t.id,this.originalSystemId=t.originalSystemId,this.metaModels=[],this.name=t.name,this.type=t.type,this.properties=[],t.properties)for(var i=t.properties,s=0,r=i.length;s<r;s++){var n=i[s];this.properties.push(new $d(n.name,n.value,n.type,n.valueType,n.description))}})),tp=function(){function e(t){x(this,e),this.metaModels=[],this.id=t.id,this.parentId=t.parentId,this.parent=null,this.originalSystemId=t.originalSystemId,this.name=t.name,this.type=t.type,this.propertySetIds=t.propertySetIds,this.propertySets=[],this.attributes=t.attributes||{},void 0!==t.external&&null!==t.external&&(this.external=t.external)}return C(e,[{key:"metaModel",get:function(){return 1==this.metaModels.length?this.metaModels[0]:null}},{key:"getObjectIDsInSubtree",value:function(){var e=[];return function t(i){if(i){e.push(i.id);var s=i.children;if(s)for(var r=0,n=s.length;r<n;r++)t(s[r])}}(this),e}},{key:"withMetaObjectsInSubtree",value:function(e){!function t(i){if(i){e(i);var s=i.children;if(s)for(var r=0,n=s.length;r<n;r++)t(s[r])}}(this)}},{key:"getObjectIDsInSubtreeByType",value:function(e){for(var t={},i=0,s=e.length;i<s;i++)t[e[i]]=e[i];var r=[];return function e(i){if(i){t[i.type]&&r.push(i.id);var s=i.children;if(s)for(var n=0,o=s.length;n<o;n++)e(s[n])}}(this),r}},{key:"getJSON",value:function(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}]),e}(),ip=function(){function e(t){x(this,e),this.id=t.id,this.projectId=t.projectId,this.revisionId=t.revisionId,this.author=t.author,this.createdAt=t.createdAt,this.creatingApplication=t.creatingApplication,this.schema=t.schema,this.metaScene=t.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects=[],this.graph=t.graph||{},this.metaScene.metaModels[this.id]=this,this.finalized=!1}return C(e,[{key:"rootMetaObject",get:function(){return 1==this.rootMetaObjects.length?this.rootMetaObjects[0]:null}},{key:"loadData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);var i=this.metaScene,s=e.properties;if(e.propertySets)for(var r=0,n=e.propertySets.length;r<n;r++){var o=e.propertySets[r];o.properties||(o.properties=[]);var a=i.propertySets[o.id];a||(s&&this._decompressProperties(s,o.properties),a=new ep({id:o.id,originalSystemId:o.originalSystemId||o.id,type:o.type,name:o.name,properties:o.properties}),i.propertySets[a.id]=a),a.metaModels.push(this),this.propertySets.push(a)}if(e.metaObjects)for(var l=0,u=e.metaObjects.length;l<u;l++){var A=e.metaObjects[l],c=A.id,h=i.metaObjects[c];if(!h){var d=A.type,p=A.originalSystemId,f=A.propertySets||A.propertySetIds;h=new tp({id:c,originalSystemId:p,parentId:A.parent,type:d,name:A.name,attributes:A.attributes,propertySetIds:f,external:A.external}),this.metaScene.metaObjects[c]=h,h.metaModels=[]}this.metaObjects.push(h),A.parent||(this.rootMetaObjects.push(h),i.rootMetaObjects[c]=h)}}},{key:"_decompressProperties",value:function(e,t){for(var i=0,s=t.length;i<s;i++){var r=t[i];if(Number.isInteger(r)){var n=e[r];n&&(t[i]=n)}}}},{key:"finalize",value:function(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";var e=this.metaScene;for(var t in e.metaObjects){var i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(var s=0,r=i.propertySetIds.length;s<r;s++){var n=i.propertySetIds[s],o=e.propertySets[n];i.propertySets.push(o)}}for(var a in e.metaObjects){var l=e.metaObjects[a];if(l.parentId){var u=e.metaObjects[l.parentId];u&&(l.parent=u,(u.children||(u.children=[])).push(l))}}for(var A in e.metaObjects){e.metaObjects[A].metaModels=[]}for(var c in e.metaModels)for(var h=e.metaModels[c],d=0,p=h.metaObjects.length;d<p;d++){h.metaObjects[d].metaModels.push(h)}for(var f in e.metaObjectsByType={},e.metaObjects){var v=e.metaObjects[f],g=v.type;(e.metaObjectsByType[g]||(e.metaObjectsByType[g]={}))[f]=v}this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}},{key:"getJSON",value:function(){for(var e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=0,i=this.metaObjects.length;t<i;t++){var s=this.metaObjects[t],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(var n=0,o=this.propertySets.length;n<o;n++){for(var a=this.propertySets[n],l={id:a.id,originalSystemId:a.originalSystemId,extId:a.extId,type:a.type,name:a.name,propertyies:[]},u=0,A=a.properties.length;u<A;u++){var c=a.properties[u],h={id:c.id,description:c.description,type:c.type,name:c.name,value:c.value,valueType:c.valueType};l.properties.push(h)}e.propertySets.push(l)}return e}},{key:"_globalizeIDs",value:function(e,t){var i=!!t.globalizeObjectIds;if(e.metaObjects)for(var s=0,r=e.metaObjects.length;s<r;s++){var n=e.metaObjects[s];if(n.originalSystemId=n.id,n.parent&&(n.originalParentSystemId=n.parent),i&&(n.id=$.globalizeObjectId(this.id,n.id),n.parent&&(n.parent=$.globalizeObjectId(this.id,n.parent))),i){var o=n.propertySetIds;if(o){for(var a=[],l=0,u=o.length;l<u;l++)a.push($.globalizeObjectId(this.id,o[l]));n.propertySetIds=a,n.originalSystemPropertySetIds=o}}else n.originalSystemPropertySetIds=n.propertySetIds}if(e.propertySets)for(var A=0,c=e.propertySets.length;A<c;A++){var h=e.propertySets[A];h.originalSystemId=h.id,i&&(h.id=$.globalizeObjectId(this.id,h.id))}}}]),e}(),sp=function(){function e(t,i){x(this,e),this.viewer=t,this.scene=i,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"off",value:function(e){}},{key:"createMetaModel",value:function(e,t){var i=new ip({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return i.loadData(t),i.finalize(),i}},{key:"destroyMetaModel",value:function(e){var t=this.metaModels[e];if(t){if(t.propertySets)for(var i=0,s=t.propertySets.length;i<s;i++){var r=t.propertySets[i];if(1===r.metaModels.length&&r.metaModels[0].id===e)delete this.propertySets[r.id];else{for(var n=[],o=0,a=r.metaModels.length;o<a;o++)r.metaModels[o].id!==e&&n.push(r.metaModels[o]);r.metaModels=n}}if(t.metaObjects)for(var l=0,u=t.metaObjects.length;l<u;l++){var A=t.metaObjects[l];A.type;var c=A.id;1===A.metaModels.length&&A.metaModels[0].id===e&&(delete this.metaObjects[c],A.parent||delete this.rootMetaObjects[c])}for(var h in this.metaObjects){var d=this.metaObjects[h];if(d.children&&(d.children=[]),d.propertySets&&(d.propertySets=[]),d.propertySetIds)for(var p=0,f=d.propertySetIds.length;p<f;p++){var v=d.propertySetIds[p],g=this.propertySets[v];d.propertySets.push(g)}}for(var m in this.metaObjectsByType={},this.metaObjects){var _=this.metaObjects[m],y=_.type;_.children&&(_.children=null),(this.metaObjectsByType[y]||(this.metaObjectsByType[y]={}))[m]=_}for(var b in this.metaObjects){var B=this.metaObjects[b];if(B.parentId){var w=this.metaObjects[B.parentId];w&&(B.parent=w,(w.children||(w.children=[])).push(B))}}for(var x in delete this.metaModels[e],this.metaObjects){this.metaObjects[x].metaModels=[]}for(var P in this.metaModels)for(var C=this.metaModels[P],M=0,F=C.metaObjects.length;M<F;M++){C.metaObjects[M].metaModels.push(C)}this.fire("metaModelDestroyed",e)}}},{key:"getObjectIDsByType",value:function(e){var t=this.metaObjectsByType[e];return t?Object.keys(t):[]}},{key:"getObjectIDsInSubtree",value:function(e,t,i){var s=[],r=this.metaObjects[e],n=t&&t.length>0?rp(t):null,o=i&&i.length>0?rp(i):null;return function e(t){if(t){var i=!0;(o&&o[t.type]||n&&!n[t.type])&&(i=!1),i&&s.push(t.id);var r=t.children;if(r)for(var a=0,l=r.length;a<l;a++)e(r[a])}}(r),s}},{key:"withMetaObjectsInSubtree",value:function(e,t){var i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}]),e}();function rp(e){for(var t={},i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
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  * html2canvas 1.4.1 <https://html2canvas.hertzen.com>
  * Copyright (c) 2022 Niklas von Hertzen <https://hertzen.com>
@@ -33,4 +33,4 @@ INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.
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A=u.length?parseInt(pp.apply(void 0,u),10):0;return i*(r+a*Math.pow(10,-o))*Math.pow(10,l*A)},bf={type:2},wf={type:3},Bf={type:4},xf={type:13},Pf={type:8},Cf={type:21},Mf={type:9},Ff={type:10},Ef={type:11},kf={type:12},If={type:14},Df={type:23},Sf={type:1},Tf={type:25},Rf={type:24},Lf={type:26},Uf={type:27},Of={type:28},Nf={type:29},Qf={type:31},Vf={type:32},Hf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(dp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Vf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(ff(t)||gf(i,s)){var r=mf(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),xf;break;case 39:return this.consumeStringToken(39);case 40:return bf;case 41:return wf;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),If;break;case 43:if(_f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return Bf;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if(_f(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(mf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),Rf;break;case 46:if(_f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return Lf;case 59:return Uf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),Tf;break;case 64:var u=this.peekCodePoint(0),A=this.peekCodePoint(1),c=this.peekCodePoint(2);if(mf(u,A,c))return{type:7,value:this.consumeName()};break;case 91:return Of;case 92:if(gf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Nf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Pf;break;case 123:return Ef;case 125:return kf;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!hf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Mf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),Cf;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Ff;break;case-1:return Vf}return df(e)?(this.consumeWhiteSpace(),Qf):cf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):pf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:pp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();hf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(pp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(pp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(pp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&hf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];hf(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(pp.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),Df)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:pp.apply(void 0,e)};if(df(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:pp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),Df);if(34===s||39===s||40===s||vf(s))return this.consumeBadUrlRemnants(),Df;if(92===s){if(!gf(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),Df;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;df(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;gf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=pp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),Sf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):gf(s,r)&&(t+=this.consumeStringSlice(i),t+=pp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&cf(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&cf(r)||cf(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[yf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),n=this.peekCodePoint(2);return mf(s,r,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(hf(e)){for(var t=pp(e);hf(this.peekCodePoint(0))&&t.length<6;)t+=pp(this.consumeCodePoint());df(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(ff(t))e+=pp(t);else{if(!gf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=pp(this.consumeEscapedCodePoint())}}},e}(),jf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Hf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||qf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Vf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Gf=function(e){return 15===e.type},zf=function(e){return 17===e.type},Wf=function(e){return 20===e.type},Kf=function(e){return 0===e.type},Xf=function(e,t){return Wf(e)&&e.value===t},Jf=function(e){return 31!==e.type},Yf=function(e){return 31!==e.type&&4!==e.type},Zf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},qf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},$f=function(e){return 17===e.type||15===e.type},ev=function(e){return 16===e.type||$f(e)},tv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},iv={type:17,number:0,flags:4},sv={type:16,number:50,flags:4},rv={type:16,number:100,flags:4},nv=function(e,t,i){var s=e[0],r=e[1];return[ov(s,t),ov(void 0!==r?r:s,i)]},ov=function(e,t){if(16===e.type)return e.number/100*t;if(Gf(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},av=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},pv=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},fv=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},vv=function(e,t){var i=t.filter(Yf);if(3===i.length){var s=i.map(fv),r=s[0],n=s[1],o=s[2];return pv(r,n,o,1)}if(4===i.length){var a=i.map(fv),l=(r=a[0],n=a[1],o=a[2],a[3]);return pv(r,n,o,l)}return 0};function gv(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var mv=function(e,t){var i=t.filter(Yf),s=i[0],r=i[1],n=i[2],o=i[3],a=(17===s.type?Av(s.number):av(e,s))/(2*Math.PI),l=ev(r)?r.number/100:0,u=ev(n)?n.number/100:0,A=void 0!==o&&ev(o)?ov(o,1):1;if(0===l)return pv(255*u,255*u,255*u,1);var c=u<=.5?u*(l+1):u+l-u*l,h=2*u-c,d=gv(h,c,a+1/3),p=gv(h,c,a),f=gv(h,c,a-1/3);return pv(255*d,255*p,255*f,A)},_v={hsl:mv,hsla:mv,rgb:vv,rgba:vv},yv=function(e,t){return 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py(i.left+x/2,i.top+b/2),this.topRightBorderStroke=r>0||n>0?_y(i.left+g,i.top+b/2,a-w/2,l-b/2,G_.TOP_RIGHT):new py(i.left+i.width-w/2,i.top+b/2),this.bottomRightBorderStroke=A>0||c>0?_y(i.left+_,i.top+m,A-w/2,c-B/2,G_.BOTTOM_RIGHT):new py(i.left+i.width-w/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?_y(i.left+x/2,i.top+y,d-x/2,p-B/2,G_.BOTTOM_LEFT):new py(i.left+x/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||n>0?_y(i.left,i.top,r,n,G_.TOP_LEFT):new py(i.left,i.top),this.topRightBorderBox=a>0||l>0?_y(i.left+g,i.top,a,l,G_.TOP_RIGHT):new py(i.left+i.width,i.top),this.bottomRightBorderBox=A>0||c>0?_y(i.left+_,i.top+m,A,c,G_.BOTTOM_RIGHT):new py(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?_y(i.left,i.top+y,d,p,G_.BOTTOM_LEFT):new py(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||n>0?_y(i.left+x,i.top+b,Math.max(0,r-x),Math.max(0,n-b),G_.TOP_LEFT):new py(i.left+x,i.top+b),this.topRightPaddingBox=a>0||l>0?_y(i.left+Math.min(g,i.width-w),i.top+b,g>i.width+w?0:Math.max(0,a-w),Math.max(0,l-b),G_.TOP_RIGHT):new py(i.left+i.width-w,i.top+b),this.bottomRightPaddingBox=A>0||c>0?_y(i.left+Math.min(_,i.width-x),i.top+Math.min(m,i.height-B),Math.max(0,A-w),Math.max(0,c-B),G_.BOTTOM_RIGHT):new py(i.left+i.width-w,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?_y(i.left+x,i.top+Math.min(y,i.height-B),Math.max(0,d-x),Math.max(0,p-B),G_.BOTTOM_LEFT):new py(i.left+x,i.top+i.height-B),this.topLeftContentBox=r>0||n>0?_y(i.left+x+F,i.top+b+P,Math.max(0,r-(x+F)),Math.max(0,n-(b+P)),G_.TOP_LEFT):new py(i.left+x+F,i.top+b+P),this.topRightContentBox=a>0||l>0?_y(i.left+Math.min(g,i.width+x+F),i.top+b+P,g>i.width+x+F?0:a-x+F,l-(b+P),G_.TOP_RIGHT):new py(i.left+i.width-(w+C),i.top+b+P),this.bottomRightContentBox=A>0||c>0?_y(i.left+Math.min(_,i.width-(x+F)),i.top+Math.min(m,i.height+b+P),Math.max(0,A-(w+C)),c-(B+M),G_.BOTTOM_RIGHT):new py(i.left+i.width-(w+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?_y(i.left+x+F,i.top+y,Math.max(0,d-(x+F)),p-(B+M),G_.BOTTOM_LEFT):new py(i.left+x+F,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(G_||(G_={}));var _y=function(e,t,i,s,r){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=s*n,l=e+i,u=t+s;switch(r){case G_.TOP_LEFT:return new vy(new py(e,u),new py(e,u-a),new py(l-o,t),new py(l,t));case G_.TOP_RIGHT:return new vy(new py(e,t),new py(e+o,t),new py(l,u-a),new py(l,u));case G_.BOTTOM_RIGHT:return new vy(new py(l,t),new py(l,t+a),new py(e+o,u),new py(e,u));case G_.BOTTOM_LEFT:default:return new vy(new py(l,u),new py(l-o,u),new py(e,t+a),new py(e,t))}},yy=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},by=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},wy=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},By=function(e,t){this.path=e,this.target=t,this.type=1},xy=function(e){this.opacity=e,this.type=2,this.target=6},Py=function(e){return 1===e.type},Cy=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},My=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},Fy=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new my(this.container),this.container.styles.opacity<1&&this.effects.push(new xy(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new wy(i,s,r))}if(0!==this.container.styles.overflowX){var n=yy(this.curves),o=by(this.curves);Cy(n,o)?this.effects.push(new By(n,6)):(this.effects.push(new By(n,2)),this.effects.push(new By(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!Py(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=yy(i.curves),o=by(i.curves);Cy(n,o)||s.unshift(new By(o,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return em(t.target,e)}))},e}(),Ey=function e(t,i,s,r){t.container.elements.forEach((function(n){var o=em(n.flags,4),a=em(n.flags,2),l=new Fy(n,t);em(n.styles.display,2048)&&r.push(l);var u=em(n.flags,8)?[]:r;if(o||a){var A=o||n.styles.isPositioned()?s:i,c=new My(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;A.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),A.negativeZIndex.splice(d,0,c)}else if(h>0){var p=0;A.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),A.positiveZIndex.splice(p,0,c)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(c)}else n.styles.isFloating()?A.nonPositionedFloats.push(c):A.nonPositionedInlineLevel.push(c);e(l,c,o?c:s,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,s,u);em(n.flags,8)&&ky(n,u)}))},ky=function(e,t){for(var i=e instanceof e_?e.start:1,s=e instanceof e_&&e.reversed,r=0;r<t.length;r++){var n=t[r];n.container instanceof $m&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=H_(i,n.container.styles.listStyleType,!0),i+=s?-1:1}},Iy=function(e){var t=new Fy(e,null),i=new My(t),s=[];return Ey(t,i,i,s),ky(t.container,s),i},Dy=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return Ty(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return Ty(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return Ty(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},Sy=function(e,t){var i=[];return gy(e)?i.push(e.subdivide(.5,!1)):i.push(e),gy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},Ty=function(e,t,i,s){var r=[];return gy(e)?r.push(e.subdivide(.5,!1)):r.push(e),gy(i)?r.push(i.subdivide(.5,!0)):r.push(i),gy(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),gy(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},Ry=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},Ly=function(e){var t=e.styles,i=e.bounds,s=ov(t.paddingLeft,i.width),r=ov(t.paddingRight,i.width),n=ov(t.paddingTop,i.width),o=ov(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+n+o))},Uy=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?Ly(t):Ry(t)}(Vy(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?Ly(t):Ry(t)}(Vy(e.styles.backgroundClip,t),e),n=Qy(Vy(e.styles.backgroundSize,t),i,s),o=n[0],a=n[1],l=nv(Vy(e.styles.backgroundPosition,t),s.width-o,s.height-a);return[Hy(Vy(e.styles.backgroundRepeat,t),l,n,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),o,a]},Oy=function(e){return Wf(e)&&e.value===Dv.AUTO},Ny=function(e){return"number"==typeof e},Qy=function(e,t,i){var s=t[0],r=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(ev(o)&&a&&ev(a))return[ov(o,i.width),ov(a,i.height)];var l=Ny(n);if(Wf(o)&&(o.value===Dv.CONTAIN||o.value===Dv.COVER))return Ny(n)?i.width/i.height<n!=(o.value===Dv.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=Ny(s),A=Ny(r),c=u||A;if(Oy(o)&&(!a||Oy(a)))return u&&A?[s,r]:l||c?c&&l?[u?s:r*n,A?r:s/n]:[u?s:i.width,A?r:i.height]:[i.width,i.height];if(l){var h=0,d=0;return ev(o)?h=ov(o,i.width):ev(a)&&(d=ov(a,i.height)),Oy(o)?h=d*n:a&&!Oy(a)||(d=h/n),[h,d]}var p=null,f=null;if(ev(o)?p=ov(o,i.width):a&&ev(a)&&(f=ov(a,i.height)),null===p||a&&!Oy(a)||(f=u&&A?p/s*r:i.height),null!==f&&Oy(o)&&(p=u&&A?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},Vy=function(e,t){var i=e[t];return void 0===i?e[0]:i},Hy=function(e,t,i,s,r){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new py(Math.round(s.left),Math.round(s.top+o)),new py(Math.round(s.left+s.width),Math.round(s.top+o)),new py(Math.round(s.left+s.width),Math.round(l+s.top+o)),new py(Math.round(s.left),Math.round(l+s.top+o))];case 3:return[new py(Math.round(s.left+n),Math.round(s.top)),new py(Math.round(s.left+n+a),Math.round(s.top)),new py(Math.round(s.left+n+a),Math.round(s.height+s.top)),new py(Math.round(s.left+n),Math.round(s.height+s.top))];case 1:return[new py(Math.round(s.left+n),Math.round(s.top+o)),new py(Math.round(s.left+n+a),Math.round(s.top+o)),new py(Math.round(s.left+n+a),Math.round(s.top+o+l)),new py(Math.round(s.left+n),Math.round(s.top+o+l))];default:return[new py(Math.round(r.left),Math.round(r.top)),new py(Math.round(r.left+r.width),Math.round(r.top)),new py(Math.round(r.left+r.width),Math.round(r.height+r.top)),new py(Math.round(r.left),Math.round(r.height+r.top))]}},jy=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var o=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Gy=function(e,t){this.context=e,this.options=t},zy=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new jy(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return op(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),Py(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return lp(this,void 0,void 0,(function(){return up(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return lp(this,void 0,void 0,(function(){return up(this,(function(t){switch(t.label){case 0:return em(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Hm(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Yy(e.fontFamily).join(", "),s=Gf(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return lp(this,void 0,void 0,(function(){var i,s,r,n,o,a,l,u,A=this;return up(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],n=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(r,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:A.ctx.fillStyle=dv(t.color),A.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){A.ctx.shadowColor=dv(i.color),A.ctx.shadowOffsetX=i.offsetX.number*A.options.scale,A.ctx.shadowOffsetY=i.offsetY.number*A.options.scale,A.ctx.shadowBlur=i.blur.number,A.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),A.ctx.shadowColor="",A.ctx.shadowOffsetX=0,A.ctx.shadowOffsetY=0,A.ctx.shadowBlur=0),t.textDecorationLine.length&&(A.ctx.fillStyle=dv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:A.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:A.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:A.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(A.ctx.strokeStyle=dv(t.webkitTextStrokeColor),A.ctx.lineWidth=t.webkitTextStrokeWidth,A.ctx.lineJoin=window.chrome?"miter":"round",A.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),A.ctx.strokeStyle="",A.ctx.lineWidth=0,A.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=Ly(e),r=by(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return lp(this,void 0,void 0,(function(){var i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_;return up(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,r)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof Ym))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,s,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Zm&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof qm))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,s,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof a_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof r_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new py(i.bounds.left+.39363*u,i.bounds.top+.79*u),new py(i.bounds.left+.16*u,i.bounds.top+.5549*u),new py(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new py(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new py(i.bounds.left+.72983*u,i.bounds.top+.23*u),new py(i.bounds.left+.84*u,i.bounds.top+.34085*u),new py(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=dv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=dv(707406591),this.ctx.fill(),this.ctx.restore())),Wy(i)&&i.value.length){switch(A=this.createFontStyle(r),m=A[0],c=A[1],h=this.fontMetrics.getMetrics(m,c).baseline,this.ctx.font=m,this.ctx.fillStyle=dv(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Xy(i.styles.textAlign),_=Ly(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new py(_.left,_.top),new py(_.left+_.width,_.top),new py(_.left+_.width,_.top+_.height),new py(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Nm(i.value,p),r.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!em(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(r)[0],this.ctx.font=m,this.ctx.fillStyle=dv(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new cp(i.bounds.left,i.bounds.top+ov(i.styles.paddingTop,i.bounds.width),i.bounds.width,gg(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Nm(e.listValue,_),r.letterSpacing,gg(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o,a,l,u,A,c,h,d,p,f;return up(this,(function(v){switch(v.label){case 0:return em(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),s=0,r=e.nonInlineLevel,v.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return s++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,A=e.inlineLevel,v.label=19;case 19:return u<A.length?(f=A[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:c=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return c<h.length?(f=h[c],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=gy(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),gy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o;return up(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,w,B,x,P,C,M,F,E,k,I,D,S,T;return up(this,(function(R){switch(R.label){case 0:if(0!==i.type)return[3,5];r=void 0,n=i.url,R.label=1;case 1:return R.trys.push([1,3,,4]),[4,s.context.cache.match(n)];case 2:return r=R.sent(),[3,4];case 3:return R.sent(),s.context.logger.error("Error loading background-image "+n),[3,4];case 4:return r&&(o=Uy(e,t,[r.width,r.height,r.width/r.height]),_=o[0],P=o[1],C=o[2],w=o[3],B=o[4],g=s.ctx.createPattern(s.resizeImage(r,w,B),"repeat"),s.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=Uy(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],w=a[3],B=a[4],l=Cv(i.angle,w,B),u=l[0],A=l[1],c=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=w,p.height=B,f=p.getContext("2d"),v=f.createLinearGradient(A,h,c,d),Pv(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,dv(e.color))})),f.fillStyle=v,f.fillRect(0,0,w,B),w>0&&B>0&&(g=s.ctx.createPattern(p,"repeat"),s.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=Uy(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],w=m[3],B=m[4],x=0===i.position.length?[sv]:i.position,P=ov(x[0],w),C=ov(x[x.length-1],B),M=function(e,t,i,s,r){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-s)),o=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)n=o=Math.min(Mv(t,i),Mv(t,i-r),Mv(t-s,i),Mv(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=Fv(s,r,t,i,!0),u=l[0],A=l[1];o=a*(n=Mv(u-t,(A-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-s)),o=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)n=o=Math.max(Mv(t,i),Mv(t,i-r),Mv(t-s,i),Mv(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=Fv(s,r,t,i,!1);u=c[0],A=c[1],o=a*(n=Mv(u-t,(A-i)/a))}}return Array.isArray(e.size)&&(n=ov(e.size[0],s),o=2===e.size.length?ov(e.size[1],r):n),[n,o]}(i,P,C,w,B),F=M[0],E=M[1],F>0&&E>0&&(k=s.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,F),Pv(i.stops,2*F).forEach((function(e){return k.addColorStop(e.stop,dv(e.color))})),s.path(_),s.ctx.fillStyle=k,F!==E?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=E/F),s.ctx.save(),s.ctx.translate(I,D),s.ctx.transform(1,0,0,S,0,0),s.ctx.translate(-I,-D),s.ctx.fillRect(y,T*(b-D)+D,w,B*T),s.ctx.restore()):s.ctx.fill())),R.label=6;case 6:return t--,[2]}}))},s=this,r=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<n.length?(o=n[r],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return lp(this,void 0,void 0,(function(){return up(this,(function(s){return this.path(Dy(i,t)),this.ctx.fillStyle=dv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return lp(this,void 0,void 0,(function(){var r,n;return up(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return o.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return Ty(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return Ty(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return Ty(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=dv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return Ty(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return Ty(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return Ty(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o,a,l,u=this;return up(this,(function(A){switch(A.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!hv(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Ky(Vy(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),hv(t.backgroundColor)||(this.ctx.fillStyle=dv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:A.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,s,r,n,o,a=yy(e.curves),l=t.inset?0:1e4,A=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+n,r);case 2:return e.add(s+n,r+o);case 3:return e.add(s,r+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(A)):(u.mask(a),u.ctx.clip(),u.path(A)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=dv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?dv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),A.label=2;case 2:n=0,o=0,a=s,A.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!hv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return A.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return A.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return A.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:A.sent(),A.label=11;case 11:n++,A.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return lp(this,void 0,void 0,(function(){var n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y;return up(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return Sy(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return Sy(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return Sy(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return Sy(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),o=Dy(s,i),2===r&&(this.path(o),this.ctx.clip()),gy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),gy(o[1])?(u=o[1].end.x,A=o[1].end.y):(u=o[1].x,A=o[1].y),c=0===i||2===i?Math.abs(a-u):Math.abs(l-A),this.ctx.beginPath(),3===r?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(h=t,d=t),p=!0,c<=2*h?p=!1:c<=2*h+d?(h*=f=c/(2*h+d),d*=f):(v=Math.floor((c+d)/(h+d)),g=(c-v*h)/(v-1),d=(m=(c-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===r?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=dv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(gy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new py(_.end.x,_.end.y),new py(y.start.x,y.start.y)]),this.ctx.stroke()),gy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new py(_.end.x,_.end.y),new py(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return lp(this,void 0,void 0,(function(){var t;return up(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=dv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=Iy(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(Gy),Wy=function(e){return e instanceof o_||(e instanceof n_||e instanceof r_&&"radio"!==e.type&&"checkbox"!==e.type)},Ky=function(e,t){switch(e){case 0:return yy(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return by(t)}},Xy=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Jy=["-apple-system","system-ui"],Yy=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Jy.indexOf(e)})):e},Zy=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return op(t,e),t.prototype.render=function(e){return lp(this,void 0,void 0,(function(){var t,i;return up(this,(function(s){switch(s.label){case 0:return t=Lm(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,qy(t)];case 1:return 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s=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),r=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new cp(0,0,s,r)}(h.ownerDocument):hp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=sb(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:s.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Zy(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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sp(this,this.scene),this.id=t.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new zh(this.scene,{duration:.5}),this.cameraControl=new qd(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}var t;return C(e,[{key:"capabilities",get:function(){return this.scene.capabilities}},{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"off",value:function(e){}},{key:"log",value:function(e){console.log("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"addPlugin",value:function(e){this._plugins.push(e)}},{key:"removePlugin",value:function(e){for(var t=0,i=this._plugins.length;t<i;t++){var s=this._plugins[t];if(s===e)return s.clear&&s.clear(),void 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Wx(){return(Wx=u(a().mark((function e(t,i){var s,r,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!Gx(t)){e.next=6;break}return e.next=4,_x(i);case 4:return s=e.sent,e.abrupt("return",Jx(s.KTX2File,t,i));case 6:return e.next=8,px(i);case 8:return r=e.sent,n=r.BasisFile,e.abrupt("return",Kx(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,_x(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",Jx(o.KTX2File,t,i));case 21:return e.abrupt("return",Kx(o.BasisFile,t,i));case 22:return e.next=24,px(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",Kx(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function Kx(e,t,i){var s=new e(new Uint8Array(t));try{if(!s.startTranscoding())throw new Error("Failed to start basis transcoding");for(var r=s.getNumImages(),n=[],o=0;o<r;o++){for(var a=s.getNumLevels(o),l=[],u=0;u<a;u++)l.push(Xx(s,o,u,i));n.push(l)}return n}finally{s.close(),s.delete()}}function Xx(e,t,i,s){var r=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=Zx(s,o),l=a.compressed,u=a.format,A=a.basisFormat,c=e.getImageTranscodedSizeInBytes(t,i,A),h=new Uint8Array(c);if(!e.transcodeImage(h,t,i,A,0,0))throw new Error("failed to start Basis transcoding");return{width:r,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function Jx(e,t,i){var s=new e(new Uint8Array(t));try{if(!s.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var r=s.getLevels(),n=[],o=0;o<r;o++){n.push(Yx(s,o,i));break}return[n]}finally{s.close(),s.delete()}}function Yx(e,t,i){var s=e.getImageLevelInfo(t,0,0),r=s.alphaFlag,n=s.height,o=s.width,a=Zx(i,r),l=a.compressed,u=a.format,A=a.basisFormat,c=e.getImageTranscodedSizeInBytes(t,0,0,A),h=new Uint8Array(c);if(!e.transcodeImage(h,t,0,0,A,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:r,format:u}}function Zx(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=qx()),"object"===B(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),zx[i]}function qx(){var e=Hx();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var $x=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return Wx.apply(this,arguments)}}),eP=globalThis._parseImageNode,tP="undefined"!=typeof Image,iP="undefined"!=typeof ImageBitmap,sP=Boolean(eP),rP=!!ob||sP;function nP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===B(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function oP(e){switch(nP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var aP=/^data:image\/svg\+xml/,lP=/\.svg((\?|#).*)?$/;function uP(e){return e&&(aP.test(e)||lP.test(e))}function AP(e,t){if(uP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return cP(e,t)}function cP(e,t){if(uP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function hP(e,t,i){return dP.apply(this,arguments)}function dP(){return(dP=u(a().mark((function e(t,i,s){var r,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=AP(t,s),n=self.URL||self.webkitURL,o="string"!=typeof r&&n.createObjectURL(r),e.prev=3,e.next=6,pP(o||r,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function pP(e,t){return fP.apply(this,arguments)}function fP(){return fP=u(a().mark((function e(t,i){var s;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((s=new Image).src=t,!(i.image&&i.image.decode&&s.decode)){e.next=6;break}return e.next=5,s.decode();case 5:return e.abrupt("return",s);case 6:return e.next=8,new Promise((function(e,i){try{s.onload=function(){return e(s)},s.onerror=function(e){return i(new Error("Could not load image ".concat(t,": ").concat(e)))}}catch(e){i(e)}}));case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),fP.apply(this,arguments)}var vP={},gP=!0;function mP(e,t,i){return _P.apply(this,arguments)}function _P(){return(_P=u(a().mark((function e(t,i,s){var r,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!uP(s)){e.next=7;break}return e.next=3,hP(t,i,s);case 3:n=e.sent,r=n,e.next=8;break;case 7:r=cP(t,s);case 8:return o=i&&i.imagebitmap,e.next=11,yP(r,o);case 11:return e.abrupt("return",e.sent);case 12:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function yP(e){return bP.apply(this,arguments)}function bP(){return bP=u(a().mark((function e(t){var i,s=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!wP(i=s.length>1&&void 0!==s[1]?s[1]:null)&&gP||(i=null),!i){e.next=13;break}return e.prev=3,e.next=6,createImageBitmap(t,i);case 6:return e.abrupt("return",e.sent);case 9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),gP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),bP.apply(this,arguments)}function wP(e){for(var t in e||vP)return!1;return!0}function BP(e){var t=xP(e);return function(e){var t=xP(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=xP(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),s=i.tableMarkers,r=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(r.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!s.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=xP(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=xP(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function xP(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function PP(e,t){return CP.apply(this,arguments)}function CP(){return CP=u(a().mark((function e(t,i){var s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=BP(t)||{},r=s.mimeType,nb(n=globalThis._parseImageNode),e.next=5,n(t,r);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),CP.apply(this,arguments)}function MP(){return(MP=u(a().mark((function e(t,i,s){var r,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:r=(i=i||{}).image||{},n=r.type||"auto",o=(s||{}).url,l=FP(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,mP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,hP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,PP(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:nb(!1);case 21:return"data"===n&&(u=oP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function FP(e){switch(e){case"auto":case"data":return function(){if(iP)return"imagebitmap";if(tP)return"image";if(rP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return iP||tP||rP;case"imagebitmap":return iP;case"image":return tP;case"data":return rP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var EP={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return MP.apply(this,arguments)},tests:[function(e){return Boolean(BP(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},kP=["image/png","image/jpeg","image/gif"],IP={};function DP(e){return void 0===IP[e]&&(IP[e]=function(e){switch(e){case"image/webp":return function(){if(!ob)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return ob;default:if(!ob){var t=globalThis._parseImageNode;return Boolean(t)&&kP.includes(e)}return!0}}(e)),IP[e]}function SP(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function TP(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function RP(e,t,i){var s=e.bufferViews[i];SP(s);var r=t[s.buffer];SP(r);var n=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,n,s.byteLength)}var LP=["SCALAR","VEC2","VEC3","VEC4"],UP=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],OP=new Map(UP),NP={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},QP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},VP={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function HP(e){return LP[e-1]||LP[0]}function jP(e){var t=OP.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function GP(e,t){var i=VP[e.componentType],s=NP[e.type],r=QP[e.componentType],n=e.count*s,o=e.count*s*r;return SP(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var zP,WP={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},KP=function(){function e(t){x(this,e),fb(this,"gltf",void 0),fb(this,"sourceBuffers",void 0),fb(this,"byteLength",void 0),this.gltf=t||{json:n({},WP),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===B(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];SP(i);var s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=GP(e,t),r=s.ArrayType,n=s.length;return new r(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},s=i[t];return delete i[t],s}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return SP(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return SP(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,s=e.material,r=e.mode,n=void 0===r?4:r,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=BP(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;SP(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Jb(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:HP(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));var r={size:t.size,componentType:jP(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,s=this.byteLength,r=new ArrayBuffer(s),n=new Uint8Array(r),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=Yb(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=s:this.json.buffers=[{byteLength:s}],this.gltf.binary=r,this.sourceBuffers=[r]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var s=e[i],r=this._getGltfAttributeName(i),n=this.addBinaryBuffer(s.value,s);t[r]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var s,r=c(e.subarray(0,t));try{for(r.s();!(s=r.n()).done;){var n=s.value;i.min.push(n),i.max.push(n)}}catch(e){r.e(e)}finally{r.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),XP="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",JP="B9h9z9tFBBBF8dL9gBB9gLaaaaaFa9gEaaaB9gGaaB9gFaFaEQSBBFBFFGEGEGIILF9wFFFLEFBFKNFaFCx/aFMO/LFVK9tv9t9vq95GBt9f9f939h9z9t9f9j9h9s9s9f9jW9vq9zBBp9tv9z9o9v9wW9f9kv9j9v9kv9WvqWv94h919m9mvqBG8Z9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv94h919m9mvqBIy9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv949TvZ91v9u9jvBLn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9P9jWBKi9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9R919hWBNn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9F949wBcI9z9iqlBMc/j9JSIBTEM9+FLa8jUUUUBCTlRBCBRFEXCBRGCBREEXABCNJAGJAECUaAFAGrCFZHIy86BBAEAIJREAGCFJHGCN9HQBMAFCx+YUUBJAE86BBAFCEWCxkUUBJAB8pEN83EBAFCFJHFCUG9HQBMMkRIbaG97FaK978jUUUUBCU/KBlHL8kUUUUBC9+RKGXAGCFJAI9LQBCaRKAE2BBC+gF9HQBALAEAIJHOAGlAG/8cBBCUoBAG9uC/wgBZHKCUGAKCUG9JyRNAECFJRKCBRVGXEXAVAF9PQFANAFAVlAVANJAF9JyRcGXGXAG9FQBAcCbJHIC9wZHMCE9sRSAMCFWRQAICIrCEJCGrRfCBRbEXAKRTCBRtGXEXGXAOATlAf9PQBCBRKSLMALCU/CBJAtAM9sJRmATAfJRKCBREGXAMCoB9JQBAOAKlC/gB9JQBCBRIEXAmAIJREGXGXGXGXGXATAICKrJ2BBHYCEZfIBFGEBMAECBDtDMIBSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMIBAKCTJRKMGXGXGXGXGXAYCGrCEZfIBFGEBMAECBDtDMITSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMITAKCTJRKMGXGXGXGXGXAYCIrCEZfIBFGEBMAECBDtDMIASEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMIAA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t,i={},s=c(e);try{for(s.s();!(t=s.n()).done;){var r=t.value;i[r.name]&&console.warn("Schema: duplicated field name",r.name,r),i[r.name]=!0}}catch(e){s.e(e)}finally{s.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,s=new Array(i),r=0;r<i;r++)s[r]=arguments[r];for(var n=0,o=s;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,s=new Array(i),r=0;r<i;r++)s[r]=arguments[r];var n=s.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,s=this.metadata;if(t instanceof e){var r=t;i=r.fields,s=gC(gC(new Map,this.metadata),r.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),s)}}]),e}();function gC(e,t){return new Map([].concat(A(e||new Map),A(t||new Map)))}var mC,_C=function(){function e(t,i){var s=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;x(this,e),fb(this,"name",void 0),fb(this,"type",void 0),fb(this,"nullable",void 0),fb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=s,this.metadata=r}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(mC||(mC={}));var yC=function(){function e(){x(this,e)}return C(e,[{key:"typeId",get:function(){return mC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===mC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===mC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===mC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===mC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===mC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===mC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===mC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===mC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===mC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===mC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===mC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===mC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===mC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===mC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===mC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===mC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===mC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===mC.Dictionary}}]),e}(),bC=function(e,t){g(s,yC);var i=_(s);function s(e,t){var r;return x(this,s),fb(b(r=i.call(this)),"isSigned",void 0),fb(b(r),"bitWidth",void 0),r.isSigned=e,r.bitWidth=t,r}return C(s,[{key:"typeId",get:function(){return mC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),s}(0,Symbol.toStringTag),wC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,8)}return C(i)}(),BC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,16)}return C(i)}(),xC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,32)}return C(i)}(),PC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,8)}return C(i)}(),CC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,16)}return C(i)}(),MC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,32)}return C(i)}(),FC=32,EC=64,kC=function(e,t){g(s,yC);var i=_(s);function s(e){var t;return x(this,s),fb(b(t=i.call(this)),"precision",void 0),t.precision=e,t}return C(s,[{key:"typeId",get:function(){return mC.Float}},{key:t,get:function(){return"Float"}},{key:"toString",value:function(){return"Float".concat(this.precision)}}]),s}(0,Symbol.toStringTag),IC=function(e){g(i,kC);var t=_(i);function i(){return x(this,i),t.call(this,FC)}return C(i)}(),DC=function(e){g(i,kC);var t=_(i);function i(){return x(this,i),t.call(this,EC)}return C(i)}(),SC=function(e,t){g(s,yC);var i=_(s);function s(e,t){var r;return x(this,s),fb(b(r=i.call(this)),"listSize",void 0),fb(b(r),"children",void 0),r.listSize=e,r.children=[t],r}return C(s,[{key:"typeId",get:function(){return mC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),s}(0,Symbol.toStringTag);function TC(e,t,i){var s=function(e){switch(e.constructor){case Int8Array:return new wC;case Uint8Array:return new PC;case Int16Array:return new BC;case Uint16Array:return new CC;case Int32Array:return new xC;case Uint32Array:return new MC;case Float32Array:return new IC;case Float64Array:return new DC;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new _C(e,new SC(t.size,new _C("value",s)),!1,r)}function RC(e,t,i){var s=UC(t.metadata),r=[],n=function(e){var t={};for(var i in e){var s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(var o in e){var a=LC(o,e[o],n[o]);r.push(a)}if(i){var l=LC("indices",i);r.push(l)}return new vC(r,s)}function LC(e,t,i){return TC(e,t,i?UC(i.metadata):void 0)}function UC(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var OC={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},NC={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},QC=function(){function e(t){x(this,e),fb(this,"draco",void 0),fb(this,"decoder",void 0),fb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(s){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!r.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(r,s,t),u=this._getMeshData(r,l,t),A=fC(u.attributes),c=RC(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:r.num_points(),boundingBox:A}},u),{},{schema:c});return h}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},s=0;s<e.num_attributes();s++){var r=this.decoder.GetAttribute(e,s),n=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:n};var o=this._getQuantizationTransform(r,t);o&&(i[r.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var s={},r=0,n=Object.values(e.attributes);r<n.length;r++){var o=n[r],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,A=l.size;s[a]={value:u,size:A,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return s}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,s=NC[t.data_type],r=t.num_components,n=e.num_points()*r,o=n*s.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,s),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new s(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:r}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,s=0,r=Object.entries(t.extraAttributes||{});s<r.length;s++){var n=h(r[s],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in OC){if(this.draco[l]===a)return OC[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),s=0;s<i;s++){var r=this.metadataQuerier.GetEntryName(e,s);t[r]=this._getDracoMetadataField(e,r)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var s=function(e){for(var t=e.size(),i=new Int32Array(t),s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,s=void 0===i?[]:i,r=e.octahedronAttributes,n=void 0===r?[]:r,o=c([].concat(A(s),A(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,s=t.quantizedAttributes,r=void 0===s?[]:s,n=e.attribute_type();if(r.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,s=t.octahedronAttributes,r=void 0===s?[]:s,n=e.attribute_type();if(r.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var VC,HC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),jC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),GC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function zC(e){return WC.apply(this,arguments)}function WC(){return(WC=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},VC=i.draco3d?VC||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):VC||KC(t),e.next=4,VC;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function KC(e){return XC.apply(this,arguments)}function XC(){return(XC=u(a().mark((function e(t){var i,s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,Db(HC,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,Db(jC,"draco",t);case 10:return e.t2=e.sent,e.next=13,Db(GC,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:r=e.sent,n=h(r,2),i=n[0],s=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,JC(i,s);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function JC(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var YC=n(n({},pC),{},{parse:function(e,t){return ZC.apply(this,arguments)}});function ZC(){return(ZC=u(a().mark((function e(t,i){var s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,zC(i);case 2:return s=e.sent,r=s.draco,n=new QC(r),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function qC(e){var t={};for(var i in e){var s=e[i];if("indices"!==i){var r=$C(s);t[i]=r}}return t}function $C(e){var t=function(e){var t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e),i=t.buffer,s=t.size;return{value:i,size:s,byteOffset:0,count:t.count,type:HP(s),componentType:jP(i)}}function eM(){return(eM=u(a().mark((function e(t,i,s){var r,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(r=i.gltf)&&void 0!==r&&r.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new KP(t),o=[],l=c(nM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(tM(n,A,i,s))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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i=e.buffer,s=n(n({id:"bufferView-".concat(t)},e),{},{buffer:this.buffers[i]}),r=this.buffers[i].arrayBuffer,o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}},{key:"_resolveCamera",value:function(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}]),e}();function SM(e,t){return(new DM).postProcess(e,t)}var TM=!0;function RM(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}function LM(e,t,i){nb(e.header.byteLength>20);var s=t.getUint32(i+0,TM),r=t.getUint32(i+4,TM);return i+=8,nb(0===r),OM(e,t,i,s),i+=s,i+=NM(e,t,i,e.header.byteLength)}function UM(e,t,i,s){return nb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){var r=t.getUint32(i+0,TM),n=t.getUint32(i+4,TM);switch(i+=8,n){case 1313821514:OM(e,t,i,r);break;case 5130562:NM(e,t,i,r);break;case 0:s.strict||OM(e,t,i,r);break;case 1:s.strict||NM(e,t,i,r)}i+=Jb(r,4)}}(e,t,i,s),i+e.header.byteLength}function OM(e,t,i,s){var r=new Uint8Array(t.buffer,i,s),n=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(n),Jb(s,4)}function NM(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),Jb(s,4)}function QM(e,t){return VM.apply(this,arguments)}function VM(){return VM=u(a().mark((function e(t,i){var s,r,n,o,l,u,A,c,h,d,p=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(s=p.length>2&&void 0!==p[2]?p[2]:0,r=p.length>3?p[3]:void 0,n=p.length>4?p[4]:void 0,HM(t,i,s,r),bM(t,{normalize:null==r||null===(o=r.gltf)||void 0===o?void 0:o.normalize}),pM(t,r,n),c=[],null==r||null===(l=r.gltf)||void 0===l||!l.loadBuffers||!t.json.buffers){e.next=10;break}return e.next=10,jM(t,r,n);case 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13:h=e.sent,t.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete o.uri,e.next=19;break;case 18:null===t.buffers[n]&&(t.buffers[n]={arrayBuffer:new ArrayBuffer(o.byteLength),byteOffset:0,byteLength:o.byteLength});case 19:++n,e.next=2;break;case 22:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function zM(e,t,i){return WM.apply(this,arguments)}function WM(){return(WM=u(a().mark((function e(t,i,s){var r,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:r=KM(t),n=t.json.images||[],o=[],l=c(r);try{for(l.s();!(u=l.n()).done;)A=u.value,o.push(XM(t,n[A],A,i,s))}catch(e){l.e(e)}finally{l.f()}return e.next=7,Promise.all(o);case 7:return e.abrupt("return",e.sent);case 8:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function KM(e){var t,i=new Set,s=c(e.json.textures||[]);try{for(s.s();!(t=s.n()).done;){var r=t.value;void 0!==r.source&&i.add(r.source)}}catch(e){s.e(e)}finally{s.f()}return Array.from(i).sort()}function 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ZM.apply(this,arguments)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};function ZM(){return ZM=u(a().mark((function e(t){var i,s,r,o,l,u=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=u.length>1&&void 0!==u[1]?u[1]:{},s=u.length>2?u[2]:void 0,(i=n(n({},YM.options),i)).gltf=n(n({},YM.options.gltf),i.gltf),r=i.byteOffset,o=void 0===r?0:r,l={},e.next=8,QM(l,t,o,i,s);case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),ZM.apply(this,arguments)}var qM=function(){function e(t){x(this,e)}return C(e,[{key:"load",value:function(e,t,i,s,r,n,o){!function(e,t,i,s,r,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(function(o){s.basePath=eF(t),tF(e,t,o,i,s,r,n),a.processes--}),(function(e){a.processes--,o(e)})):e.dataSource.getGLTF(t,(function(o){s.basePath=eF(t),tF(e,t,o,i,s,r,n),a.processes--}),(function(e){a.processes--,o(e)}))}(e,t,i,s=s||{},r,(function(){_e.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),n&&n()}),(function(t){e.error(t),o&&o(t),r.fire("error",t)}))}},{key:"parse",value:function(e,t,i,s,r,n,o){tF(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),n&&n()}))}}]),e}();function $M(e){for(var t={},i={},s=e.metaObjects||[],r={},n=0,o=s.length;n<o;n++){var a=s[n];r[a.id]=a}for(var l=0,u=s.length;l<u;l++){var A=s[l];if(void 0!==A.parent&&null!==A.parent){var c=r[A.parent];if(A.type===c.type){for(var h=c;h.parent&&r[h.parent].type===h.type;)h=r[h.parent];(t[h.id]||(t[h.id]={numChildren:0,countChildren:0})).numChildren++,i[A.id]=h}}}return{metaObjectsMap:r,eachRootStats:t,eachChildRoot:i}}function eF(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function tF(e,t,i,s,r,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,ox(i,YM,{baseUri:r.basePath}).then((function(i){var l={src:t,metaModelCorrections:s?$M(s):null,loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:n.scene,plugin:e,sceneModel:n,numObjects:0,nodes:[],nextId:0,log:function(t){e.log(t)}};!function(e){var t=e.gltfData.textures;if(t)for(var i=0,s=t.length;i<s;i++)iF(e,t[i])}(l),function(e){var t=e.gltfData.materials;if(t)for(var i=0,s=t.length;i<s;i++){var r=t[i];r._textureSetId=sF(e,r),r._attributes=rF(e,r)}}(l),function(e){var t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void lF(e,"glTF has no default scene");!function(e,t){var i=t.nodes;if(!i)return;for(var s=0,r=i.length;s<r;s++){nF(e,i[s])}for(var n=0,o=i.length;n<o;n++){aF(e,i[n],0,null)}}(e,i)}(l),n.finalize(),a.processes--,o()}))}function iF(e,t){if(t.source&&t.source.image){var i="texture-".concat(e.nextId++),s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}var r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}var n=1e3;switch(t.sampler.wrapS){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}var o=1e3;switch(t.sampler.wrapT){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}var a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,encoding:3001}),t._textureId=i}}function sF(e,t){var i={};t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId);var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var r=t.pbrMetallicRoughness,n=r.baseColorTexture||r.colorTexture;n&&(n.texture?i.colorTextureId=n.texture._textureId:i.colorTextureId=e.gltfData.textures[n.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var o=t.extensions;if(o){var a=o.KHR_materials_pbrSpecularGlossiness;if(a){a.specularTexture;var l=a.specularColorTexture;null!=l&&(i.colorTextureId=e.gltfData.textures[l.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id="textureSet-".concat(e.nextId++,";"),e.sceneModel.createTextureSet(i),i.id):null}function rF(e,t){var i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){var r=i.KHR_materials_pbrSpecularGlossiness;if(r){var n=r.diffuseFactor;null!=n&&s.color.set(n)}var o=i.KHR_materials_common;if(o){var a=o.technique,l=o.values||{},u="BLINN"===a,A="PHONG"===a,c="LAMBERT"===a,h=l.diffuse;h&&(u||A||c)&&(le.isString(h)||s.color.set(h));var d=l.transparency;null!=d&&(s.opacity=d);var p=l.transparent;null!=p&&(s.opacity=p)}}var f=t.pbrMetallicRoughness;if(f){var v=f.baseColorFactor;v&&(s.color[0]=v[0],s.color[1]=v[1],s.color[2]=v[2],s.opacity=v[3]);var g=f.metallicFactor;null!=g&&(s.metallic=g);var m=f.roughnessFactor;null!=m&&(s.roughness=m)}return s.doubleSided=!1!==t.doubleSided,s}function nF(e,t){var i=t.mesh;if(i&&(i.instances=i.instances?i.instances+1:1),t.children)for(var s=t.children,r=0,n=s.length;r<n;r++){var o=s[r];o?nF(e,o):lF(e,"Node not found: "+r)}}var oF=[];function aF(e,t,i,s){var r;e.gltfData,t.matrix&&(r=t.matrix,s=s?$.mulMat4(s,r,$.mat4()):r),t.translation&&(r=$.translationMat4v(t.translation),s=s?$.mulMat4(s,r,$.mat4()):r),t.rotation&&(r=$.quaternionToMat4(t.rotation),s=s?$.mulMat4(s,r,$.mat4()):r),t.scale&&(r=$.scalingMat4v(t.scale),s=s?$.mulMat4(s,r,$.mat4()):r);var n=e.sceneModel;if(t.mesh){var o=t.mesh;if(e.handlenode){var a={};if(!e.handlenode(e.sceneModel.id,t,a))return}var l=s?s.slice():$.identityMat4(),u=o.primitives.length;if(u>0)for(var A=0;A<u;A++){var c=o.primitives[A];if(!(c.mode<4)){var h={id:n.id+"."+e.numObjects++},d=c.material;d?(h.textureSetId=d._textureSetId,h.color=d._attributes.color,h.opacity=d._attributes.opacity,h.metallic=d._attributes.metallic,h.roughness=d._attributes.roughness):(h.color=new Float32Array([1,1,1]),h.opacity=1);var p=!1!==e.backfaces||d&&!1!==d.doubleSided;switch(c.mode){case 0:h.primitive="points";break;case 1:case 2:case 3:h.primitive="lines";break;default:h.primitive=p?"triangles":"solid"}var f=c.attributes.POSITION;if(f){h.localPositions=f.value,h.positions=new Float64Array(h.localPositions.length),c.attributes.NORMAL&&(h.normals=c.attributes.NORMAL.value),c.attributes.TEXCOORD_0&&(h.uv=c.attributes.TEXCOORD_0.value),c.indices&&(h.indices=c.indices.value),$.transformPositions3(l,h.localPositions,h.positions);var v=$.vec3();Ue(h.positions,h.positions,v)&&(h.origin=v),n.createMesh(h),oF.push(h.id)}}}}if(t.children)for(var g=t.children,m=0,_=g.length;m<_;m++){aF(e,g[m],i+1,s)}var y=t.name;if((null!=y||0===i)&&oF.length>0){null==y&&e.log("Warning: 'name' properties not found on glTF scene nodes - will randomly-generate object IDs in XKT");var b=y;if(e.metaModelCorrections){var w=e.metaModelCorrections.eachChildRoot[b];if(w){var B=e.metaModelCorrections.eachRootStats[w.id];B.countChildren++,B.countChildren>=B.numChildren&&(n.createEntity({id:w.id,meshIds:oF}),oF.length=0)}else{e.metaModelCorrections.metaObjectsMap[b]&&(n.createEntity({id:b,meshIds:oF}),oF.length=0)}}else n.createEntity({id:b,meshIds:oF}),oF.length=0}}function lF(e,t){e.plugin.error(t)}var uF={DEFAULT:{}},AF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"GLTFLoader",e,r))._sceneModelLoader=new qM(b(s),r),s.dataSource=r.dataSource,s.objectDefaults=r.objectDefaults,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new Dh}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||uF}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component 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s?e.localeService.translate(s)||B[s]||s:t});this.setZUp=function(){_=!0,v=A,this.clear()},this.setYUp=function(){_=!1,v=c,this.clear()},this.clear=function(){m.fillStyle=s,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,s=0,r=v.length;s<r;s++)for(var n=v[s].boundaries,u=0,A=n.length;u<A;u++){var c=n[u];if(t>=c[0]*l&&t<=(c[0]+c[2])*l&&i>=c[1]*l&&i<=(c[1]+c[3])*l)return s}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var hF=$.vec3(),dF=$.vec3();$.mat4();var pF=function(e){g(i,Se);var 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document.body.style.cursor="default",A>=0&&(a._cubeTextureCanvas.setAreaHighlighted(A,!1),a._repaint(),A=-1)}}});var w=function(){var t=$.vec3();return function(i,s,r){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=$.getAABB3Diag(n);$.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*$.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:s||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},r):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:s||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},r)}}();return s._onUpdated=e.localeService.on("updated",(function(){s._cubeTextureCanvas.clear(),s._repaint()})),s.setVisible(r.visible),s.setCameraFitFOV(r.cameraFitFOV),s.setCameraFly(r.cameraFly),s.setCameraFlyDuration(r.cameraFlyDuration),s.setFitVisible(r.fitVisible),s.setSynchProjection(r.synchProjection),s}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(w(i.prototype),"destroy",this).call(this)}}]),i}(),fF=$.vec3(),vF=function(){function e(){x(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,gF(e,t,(function(t){_F(e,t,(function(){wF(e,t),i.processes--,_e.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,s){if(t){var r=mF(e,t,null);i&&bF(e,i,s),wF(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),gF=function(e,t,i){BF(t,(function(s){var r=mF(e,s,t);i(r)}),(function(t){e.error(t)}))},mF=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",u="",A="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(A=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===A&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==A||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(o,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(o,d[1],d[2],d[3],d[4])}else if("l"===u){var g=l.substring(1).trim().split(" "),m=[],_=[];if(-1===l.indexOf("/"))m=g;else for(var y=0,b=g.length;y<b;y++){var w=g[y].split("/");""!==w[0]&&m.push(w[0]),""!==w[1]&&_.push(w[1])}h(o,m,_)}else if(null!==(d=e.object_pattern.exec(l))){i(o,B=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var B=l.substring(7).trim();o.object.material.id=B}else if(e.material_library_pattern.test(l))o.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var x=d[1].trim().toLowerCase();o.object.material.smooth="1"===x||"on"===x}return o};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function n(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function o(e,t,i,s){var r=e.positions,n=e.object.geometry.positions;n.push(r[t+0]),n.push(r[t+1]),n.push(r[t+2]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[i+2]),n.push(r[s+0]),n.push(r[s+1]),n.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,n=e.object.geometry.normals;n.push(r[t+0]),n.push(r[t+1]),n.push(r[t+2]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[i+2]),n.push(r[s+0]),n.push(r[s+1]),n.push(r[s+2])}function u(e,t,i,s){var r=e.uv,n=e.object.geometry.uv;n.push(r[t+0]),n.push(r[t+1]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[s+0]),n.push(r[s+1])}function A(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,A,c,h,d,p,f,v,g,m){var _,y=e.positions.length,b=s(t,y),w=s(i,y),B=s(a,y);if(void 0===A?o(e,b,w,B):(o(e,b,w,_=s(A,y)),o(e,w,B,_)),void 0!==c){var x=e.uv.length;b=n(c,x),w=n(h,x),B=n(d,x),void 0===A?u(e,b,w,B):(u(e,b,w,_=n(p,x)),u(e,w,B,_))}if(void 0!==f){var P=e.normals.length;b=r(f,P),w=f===v?b:r(v,P),B=f===g?b:r(g,P),void 0===A?l(e,b,w,B):(l(e,b,w,_=r(m,P)),l(e,w,B,_))}}function h(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,o=e.uv.length,l=0,u=t.length;l<u;l++)a(e,s(t[l],r));for(var c=0,h=i.length;c<h;c++)A(e,n(i[c],o))}}();function _F(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),n=r.length,o=0,a=n;o<a;o++)yF(e,s,s+r[o],(function(){0==--n&&i()}))}var yF=function(e,t,i,s){BF(i,(function(i){bF(e,i,t),s()}),(function(t){e.error(t),s()}))},bF=function(){var e=/\s+/;return function(e,r,n){var o,a,l,u,A,c=r.split("\n"),h={id:"Default"},d=!1;n=n||"";for(var p=0;p<c.length;p++)if(0!==(o=c[p].trim()).length&&"#"!==o.charAt(0))switch(l=(l=(a=o.indexOf(" "))>=0?o.substring(0,a):o).toLowerCase(),u=(u=a>=0?o.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,h),h={id:u},d=!0;break;case"ka":h.ambient=s(u);break;case"kd":h.diffuse=s(u);break;case"ks":h.specular=s(u);break;case"map_kd":h.diffuseMap||(h.diffuseMap=t(e,n,u,"sRGB"));break;case"map_ks":h.specularMap||(h.specularMap=t(e,n,u,"linear"));break;case"map_bump":case"bump":h.normalMap||(h.normalMap=t(e,n,u));break;case"ns":h.shininess=parseFloat(u);break;case"d":(A=parseFloat(u))<1&&(h.alpha=A,h.alphaMode="blend");break;case"tr":(A=parseFloat(u))>0&&(h.alpha=1-A,h.alphaMode="blend")}d&&i(e,h)};function t(e,t,i,s){var r={},n=i.split(/\s+/),o=n.indexOf("-bm");return o>=0&&n.splice(o,2),(o=n.indexOf("-s"))>=0&&(r.scale=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),(o=n.indexOf("-o"))>=0&&(r.translate=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),r.src=t+n.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new Un(e,r).id}function i(e,t){new Oi(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function wF(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],n=r.geometry;if(n.type,0!==n.positions.length){var o={primitive:"triangles",compressGeometry:!1};o.positions=n.positions,n.normals.length>0&&(o.normals=n.normals),n.uv.length>0&&(o.uv=n.uv);for(var a=new Array(o.positions.length/3),l=0;l<a.length;l++)a[l]=l;o.indices=a;var u=fF;Ue(n.positions,n.positions,u);var A,c=new Si(e,o),h=r.material.id;h&&""!==h?(A=e.scene.components[h])||e.error("Material not found: "+h):A=new Oi(e,{diffuse:[.6,.6,.6],backfaces:!0});var d=new rn(e,{id:e.id+"#"+r.id,origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,isObject:!0,geometry:c,material:A,pickable:!0});e.addChild(d)}}}function BF(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}var xF=function(e){g(i,Se);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,"OBJLoader",e,s))._sceneGraphLoader=new vF,r}return C(i,[{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new bn(this.viewer.scene,le.apply(t,{isModel:!0})),s=i.id,r=t.src;if(!r)return this.error("load() param expected: src"),i;if(t.metaModelSrc){var n=t.metaModelSrc;le.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(s,n),e._sceneGraphLoader.load(i,r,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(s," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,r,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(s)})),i}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this)}}]),i}(),PF=new Float64Array([0,0,1]),CF=new Float64Array(4),MF=function(){function e(t){x(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=$.vec3(),this._origin=$.vec3(),this._rtcPos=$.vec3(),this._baseDir=$.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),Le(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=$.vec3PairToQuaternion(PF,e,CF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new bn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var s,r,n=this._rootNode,o={arrowHead:new Si(n,on({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Si(n,on({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Si(n,on({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Si(n,Jn({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Si(n,Jn({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new Si(n,Jn({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new Si(n,on({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new Si(n,on({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},a={pickable:new Oi(n,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new Oi(n,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Qi(n,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new Oi(n,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new Qi(n,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new Oi(n,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new Qi(n,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new Oi(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new Qi(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new Qi(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new rn(n,{geometry:new Si(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Oi(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new Qi(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new rn(n,{geometry:new Si(n,Jn({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new Qi(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.red,matrix:(s=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),r=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4()),$.mulMat4(r,s,$.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),t=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,-.07,-.8,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(0*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,-.8,-.07,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(.07,0,-.8,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(.8,0,-.07,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.blue,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(.8,-.07,0,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4());return $.mulMat4(e,t,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(.05,-.8,0,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new rn(n,{geometry:new Si(n,an({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new rn(n,{geometry:o.axis,material:a.red,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new rn(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new rn(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new rn(n,{geometry:new Si(n,Jn({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Qi(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),t=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,s=-1,r=0,n=1,o=2,a=3,l=4,u=5,A=this._rootNode,c=null,h=null,d=$.vec2(),p=$.vec3([1,0,0]),f=$.vec3([0,1,0]),v=$.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=$.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs($.lenVec3($.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*$.DEGTORAD)*t);A.scale=[i,i,i],b=t}if("ortho"===m.projection){var s=m.ortho.scale/10;A.scale=[s,s,s],b=t}}));var w,B,x,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),F=function(){var e=$.mat4();return function(i,s){return $.quaternionToMat4(t._rootNode.quaternion,e),$.transformVec3(e,i,s),$.normalizeVec3(s),s}}(),E=(w=$.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?$.cross3Vec3(e,[0,1,0],w):$.cross3Vec3(e,[1,0,0],w),$.cross3Vec3(w,e,w),$.normalizeVec3(w),w}),k=(B=$.vec3(),x=$.vec3(),P=$.vec4(),function(e,i,s){F(e,P);var r=E(P,i,s);D(i,r,B),D(s,r,x),$.subVec3(x,B);var n=$.dotVec3(x,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=$.vec4(),i=$.vec4(),s=$.vec4(),r=$.vec4();return function(n,o,a){if(F(n,r),!(D(o,r,e)&&D(a,r,i))){var l=E(r,o,a);D(o,l,e,1),D(a,l,i,1);var u=$.dotVec3(e,r);e[0]-=u*r[0],e[1]-=u*r[1],e[2]-=u*r[2],u=$.dotVec3(i,r),i[0]-=u*r[0],i[1]-=u*r[1],i[2]-=u*r[2]}$.normalizeVec3(e),$.normalizeVec3(i),u=$.dotVec3(e,i),u=$.clamp(u,-1,1);var A=Math.acos(u)*$.RADTODEG;$.cross3Vec3(e,i,s),$.dotVec3(s,r)<0&&(A=-A),t._rootNode.rotate(n,A),S()}}(),D=function(){var e=$.vec4([0,0,0,1]),i=$.mat4();return function(s,r,n,o){o=o||0,e[0]=s[0]/g.width*2-1,e[1]=-(s[1]/g.height*2-1),e[2]=0,e[3]=1,$.mulMat4(m.projMatrix,m.viewMatrix,i),$.inverseMat4(i),$.transformVec4(i,e,e),$.mulVec4Scalar(e,1/e[3]);var a=m.eye;$.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-$.dotVec3(l,r)-o,A=$.dotVec3(r,e);if(Math.abs(A)>.005){var c=-($.dotVec3(r,a)+u)/A;return $.mulVec3Scalar(e,c,n),$.addVec3(n,a),$.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=$.vec3(),i=$.mat4();return function(){t.sectionPlane&&($.quaternionToMat4(A.quaternion,i),$.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var A;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:A=e._affordanceMeshes.xAxisArrow,c=r;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:A=e._affordanceMeshes.yAxisArrow,c=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:A=e._affordanceMeshes.zAxisArrow,c=o;break;case e._displayMeshes.xCurveHandle.id:A=e._affordanceMeshes.xHoop,c=a;break;case e._displayMeshes.yCurveHandle.id:A=e._affordanceMeshes.yHoop,c=l;break;case e._displayMeshes.zCurveHandle.id:A=e._affordanceMeshes.zHoop,c=u;break;default:return void(c=s)}A&&(A.visible=!0),C=A,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,c=s)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var s=M(t);h=c,d[0]=s[0],d[1]=s[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),s=i[0],A=i[1];switch(h){case r:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=s,d[1]=A}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),FF=function(){function e(t,i,s){var r=this;x(this,e),this.id=s.id,this._sectionPlane=s,this._mesh=new rn(i,{id:s.id,geometry:new Si(i,Ti({xSize:.5,ySize:.5,zSize:.001})),material:new Oi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new Hi(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Qi(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Qi(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=$.vec3([0,0,0]),o=$.vec3(),a=$.vec3([0,0,1]),l=$.vec4(4),u=$.vec3(),A=function(){var e=r._sectionPlane.scene.center,t=[-r._sectionPlane.dir[0],-r._sectionPlane.dir[1],-r._sectionPlane.dir[2]];$.subVec3(e,r._sectionPlane.pos,n);var i=-$.dotVec3(t,n);$.normalizeVec3(t),$.mulVec3Scalar(t,i,o);var s=$.vec3PairToQuaternion(a,r._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],r._mesh.quaternion=s,r._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",A),this._onSectionPlaneDir=this._sectionPlane.on("dir",A),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),EF=function(){function e(t,i){var s=this;if(x(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new qi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new yi(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new yi(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new yi(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var r=this._scene.camera,n=$.rotationMat4c(-90*$.DEGTORAD,1,0,0),o=$.vec3(),a=$.vec3(),l=$.vec3();this._synchCamera=function(){var e=s._viewer.camera.eye,t=s._viewer.camera.look,i=s._viewer.camera.up;$.mulVec3Scalar($.normalizeVec3($.subVec3(e,t,o)),7),s._zUp?($.transformVec3(n,o,a),$.transformVec3(n,i,l),r.look=[0,0,0],r.eye=$.transformVec3(n,o,a),r.up=$.transformPoint3(n,i,l)):(r.look=[0,0,0],r.eye=o,r.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){s._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=s._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)s._planes[u.id]&&s._onHoverLeavePlane(u.id);u=t.entity,s._planes[u.id]&&s._onHoverEnterPlane(u.id)}}else u&&(s._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?s._planes[u.id]&&s._onClickedPlane(u.id):s._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(s._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new FF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),kF=$.AABB3(),IF=$.vec3(),DF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,"SectionPlanes",e))._freeControls=[],s._sectionPlanes=e.scene.sectionPlanes,s._controls={},s._shownControlId=null,null!==r.overviewCanvasId&&void 0!==r.overviewCanvasId){var n=document.getElementById(r.overviewCanvasId);n?s._overview=new EF(b(s),{overviewCanvas:n,visible:r.overviewVisible,onHoverEnterPlane:function(e){s._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){s._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(s.getShownControl()!==e){s.showControl(e);var t=s.sectionPlanes[e].pos;kF.set(s.viewer.scene.aabb),$.getAABB3Center(kF,IF),kF[0]+=t[0]-IF[0],kF[1]+=t[1]-IF[1],kF[2]+=t[2]-IF[2],kF[3]+=t[0]-IF[0],kF[4]+=t[1]-IF[1],kF[5]+=t[2]-IF[2],s.viewer.cameraFlight.flyTo({aabb:kF,fitFOV:65})}else s.hideControl()},onClickedNothing:function(){s.hideControl()}}):s.warn("Can't find overview canvas: '"+r.overviewCanvasId+"' - will create plugin without overview")}return s._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){s._sectionPlaneCreated(e)})),s}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new MF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var s in this._controls)this._controls.hasOwnProperty(s)&&this._controls[s].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(w(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),SF=C((function e(t,i,s,r,n,o){x(this,e),this.plugin=t,this.storeyId=n,this.modelId=r,this.storeyAABB=s.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),TF=C((function e(t,i,s,r,n,o){x(this,e),this.storeyId=t,this.imageData=i,this.format=s,this.width=r,this.height=n})),RF=$.vec3(),LF=$.mat4(),UF="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",OF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"StoreyViews",e))._objectsMemento=new ud,s._cameraMemento=new nd,s.storeys={},s.modelStoreys={},s._fitStoreyMaps=!!r.fitStoreyMaps,s._onModelLoaded=s.viewer.scene.on("modelLoaded",(function(e){s._registerModelStoreys(e),s.fire("storeys",s.storeys)})),s}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,s=i.scene,r=i.metaScene,n=r.metaModels[e],o=s.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var A=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),c=0,h=A.length;c<h;c++){var d=A[c],p=r.metaObjects[d].getObjectIDsInSubtree(),f=s.getAABB(p),v=Math.random()>.5?p.length:0,g=new SF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var s in t)if(t.hasOwnProperty(s)){var r=t[s],n=i.models[r.modelId];n&&n.off(r._onModelDestroyed),delete this.storeys[s]}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var s=this.viewer,r=s.scene,n=r.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=$.getAABB3Center(o),l=$.getAABB3Diag(o),u=45,A=Math.abs(l/Math.tan(u*$.DEGTORAD)),c=1.3*l,h=RF;h[0]=a[0]+n.worldUp[0]*A,h[1]=a[1]+n.worldUp[1]*A,h[2]=a[2]+n.worldUp[2]*A;var d=n.worldForward;t.done?s.cameraFlight.flyTo(le.apply(t,{eye:h,look:a,up:d,orthoScale:c}),(function(){t.done()})):(s.cameraFlight.jumpTo(le.apply(t,{eye:h,look:a,up:d,orthoScale:c})),s.camera.ortho.scale=c)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var s=this.viewer,r=s.scene,n=s.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&r.setObjectsVisible(s.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,s=i.scene,r=i.metaScene,n=r.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],A=r.metaObjects[u],c=s.objects[u];c&&t(c,A)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),UF;var s,r,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),A=t.padding||0;t.width&&t.height?(s=t.width,r=t.height):t.height?(r=t.height,s=Math.round(r/u)):t.width?(s=t.width,r=Math.round(s*u)):(s=300,r=Math.round(s*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,le.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var c=n.getSnapshot({width:s,height:r,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new TF(e,c,a,s,r,A)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=$.getAABB3Center(s),n=RF;n[0]=r[0]+.5*i.worldUp[0],n[1]=r[1]+.5*i.worldUp[1],n[2]=r[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:r,up:o});var a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,u=(s[5]-s[2])/2,A=-a,c=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=$.orthoMat4c(A,c,p,f,h,d,LF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],u=a[1],A=a[2],c=a[3],h=a[4],d=a[5],p=c-l,f=h-u,v=d-A,g=$.vec3([l+p*n,u+.5*f,A+v*o]),m=$.vec3([0,-1,0]),_=$.addVec3(g,m,RF),y=this.viewer.camera.worldForward,b=$.lookAtMat4v(g,_,y,LF),w=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return w}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,s=this.storeys[i];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var r=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,a=o[0],l=o[1],u=o[2],A=o[3],c=o[4],h=o[5],d=A-a,p=c-l,f=h-u,v=$.vec3([a+d*r,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if($.point3AABB3Intersect(i.storeyAABB,e))return t}return null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;var n=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,A=n[4]-a,c=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/c:e.height/A;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var s=this.viewer.camera,r=s.eye,n=s.look,o=$.subVec3(n,r,RF),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),$.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(w(i.prototype),"destroy",this).call(this)}}]),i}(),NF=new Float64Array([0,0,1]),QF=new Float64Array(4),VF=function(){function e(t){x(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=$.vec3(),this._origin=$.vec3(),this._rtcPos=$.vec3(),this._baseDir=$.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),Le(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=$.vec3PairToQuaternion(NF,e,QF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new bn(t,{position:[0,0,0],scale:[5,5,5]});var s=this._rootNode,r={arrowHead:new Si(s,on({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Si(s,on({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Si(s,on({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new Oi(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Oi(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Oi(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Qi(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new rn(s,{geometry:new Si(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Oi(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new rn(s,{geometry:new Si(s,Jn({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new rn(s,{geometry:new Si(s,an({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new rn(s,{geometry:r.arrowHead,material:n.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new rn(s,{geometry:r.axis,material:n.blue,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new rn(s,{geometry:new Si(s,Jn({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Qi(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new rn(s,{geometry:r.arrowHeadBig,material:n.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=$.vec2(),s=this._viewer.camera,r=this._viewer.scene,n=0,o=!1,a=$.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=r.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=r.camera.on("projMatrix",(function(){})),this._onSceneTick=r.on("tick",(function(){o=!1;var i=Math.abs($.lenVec3($.subVec3(r.camera.eye,e._pos,a)));if(i!==l&&"perspective"===s.projection){var u=.07*(Math.tan(s.perspective.fov*$.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===s.projection){var c=s.ortho.scale/10;t.scale=[c,c,c],l=i}0!==n&&(A(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),A=function(t){var i=e._sectionPlane.pos,s=e._sectionPlane.dir;$.addVec3(i,$.mulVec3Scalar(s,.1*t*e._plugin.getDragSensitivity(),$.vec3())),e._sectionPlane.pos=i},c=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){c=!0;var s=u(t);i[0]=s[0],i[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&c&&!o){var s=u(t),r=s[0],n=s[1];A(n-i[1]),i[0]=r,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,c&&(t.which,c=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),HF=function(){function e(t,i,s){var r=this;x(this,e),this.id=s.id,this._sectionPlane=s,this._mesh=new rn(i,{id:s.id,geometry:new Si(i,Ti({xSize:.5,ySize:.5,zSize:.001})),material:new Oi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new Hi(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Qi(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Qi(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=$.vec3([0,0,0]),o=$.vec3(),a=$.vec3([0,0,1]),l=$.vec4(4),u=$.vec3(),A=function(){var e=r._sectionPlane.scene.center,t=[-r._sectionPlane.dir[0],-r._sectionPlane.dir[1],-r._sectionPlane.dir[2]];$.subVec3(e,r._sectionPlane.pos,n);var i=-$.dotVec3(t,n);$.normalizeVec3(t),$.mulVec3Scalar(t,i,o);var s=$.vec3PairToQuaternion(a,r._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],r._mesh.quaternion=s,r._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",A),this._onSectionPlaneDir=this._sectionPlane.on("dir",A),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),jF=function(){function e(t,i){var s=this;if(x(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new qi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new yi(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new yi(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new yi(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var r=this._scene.camera,n=$.rotationMat4c(-90*$.DEGTORAD,1,0,0),o=$.vec3(),a=$.vec3(),l=$.vec3();this._synchCamera=function(){var e=s._viewer.camera.eye,t=s._viewer.camera.look,i=s._viewer.camera.up;$.mulVec3Scalar($.normalizeVec3($.subVec3(e,t,o)),7),s._zUp?($.transformVec3(n,o,a),$.transformVec3(n,i,l),r.look=[0,0,0],r.eye=$.transformVec3(n,o,a),r.up=$.transformPoint3(n,i,l)):(r.look=[0,0,0],r.eye=o,r.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){s._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=s._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)s._planes[u.id]&&s._onHoverLeavePlane(u.id);u=t.entity,s._planes[u.id]&&s._onHoverEnterPlane(u.id)}}else u&&(s._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?s._planes[u.id]&&s._onClickedPlane(u.id):s._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(s._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new HF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),GF=$.AABB3(),zF=$.vec3(),WF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],s._sectionPlanes=e.scene.sectionPlanes,s._controls={},s._shownControlId=null,s._dragSensitivity=r.dragSensitivity||1,null!==r.overviewCanvasId&&void 0!==r.overviewCanvasId){var n=document.getElementById(r.overviewCanvasId);n?s._overview=new jF(b(s),{overviewCanvas:n,visible:r.overviewVisible,onHoverEnterPlane:function(e){s._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){s._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(s.getShownControl()!==e){s.showControl(e);var t=s.sectionPlanes[e].pos;GF.set(s.viewer.scene.aabb),$.getAABB3Center(GF,zF),GF[0]+=t[0]-zF[0],GF[1]+=t[1]-zF[1],GF[2]+=t[2]-zF[2],GF[3]+=t[0]-zF[0],GF[4]+=t[1]-zF[1],GF[5]+=t[2]-zF[2],s.viewer.cameraFlight.flyTo({aabb:GF,fitFOV:65})}else s.hideControl()},onClickedNothing:function(){s.hideControl()}}):s.warn("Can't find overview canvas: '"+r.overviewCanvasId+"' - will create plugin without overview")}return null===r.controlElementId||void 0===r.controlElementId?s.error("Parameter expected: controlElementId"):(s._controlElement=document.getElementById(r.controlElementId),s._controlElement||s.warn("Can't find control element: '"+r.controlElementId+"' - will create plugin without control element")),s._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){s._sectionPlaneCreated(e)})),s}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new VF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var s in this._controls)this._controls.hasOwnProperty(s)&&this._controls[s].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(w(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),KF=function(e){g(i,Se);var t=_(i);function i(e){var s;return x(this,i),(s=t.call(this,"skyboxes",e)).skyboxes={},s}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new pd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(w(i.prototype),"clear",this).call(this)}}]),i}(),XF=function(){function e(){x(this,e)}return C(e,[{key:"getSTL",value:function(e,t,i){var s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}]),e}(),JF=$.vec3(),YF=function(){function e(){x(this,e)}return C(e,[{key:"load",value:function(e,t,i,s,r,n){s=s||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{var r=iE(i);ZF(r)?qF(e,r,t,s):$F(e,tE(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{var a=iE(i);ZF(a)?qF(e,a,t,s):$F(e,tE(i),t,s),o.processes--,_e.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,s){var r=e.viewer.scene.canvas.spinner;r.processes++;try{var n=iE(i);ZF(n)?qF(e,n,t,s):$F(e,tE(i),t,s),r.processes--,_e.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}]),e}();function ZF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function qF(e,t,i,s){for(var r,n,o,a,l,u,A,c=new DataView(t),h=c.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===c.getUint32(m,!1)&&82===c.getUint8(m+4)&&61===c.getUint8(m+5)&&(d=!0,a=[],l=c.getUint8(m+6)/255,u=c.getUint8(m+7)/255,A=c.getUint8(m+8)/255,c.getUint8(m+9));for(var _=new Pn(i,{roughness:.5}),y=[],b=[],w=s.splitMeshes,B=0;B<h;B++){var x=84+50*B,P=c.getFloat32(x,!0),C=c.getFloat32(x+4,!0),M=c.getFloat32(x+8,!0);if(d){var F=c.getUint16(x+48,!0);0==(32768&F)?(r=(31&F)/31,n=(F>>5&31)/31,o=(F>>10&31)/31):(r=l,n=u,o=A),(w&&r!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=r,f=n,v=o)}for(var E=1;E<=3;E++){var k=x+12*E;y.push(c.getFloat32(k,!0)),y.push(c.getFloat32(k+4,!0)),y.push(c.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(r,n,o,1)}w&&g&&(eE(i,y,b,a,_,s),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&eE(i,y,b,a,_,s)}function $F(e,t,i,s){for(var r,n,o,a,l,u,A,c=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=c.exec(t));){for(l=0,u=0,A=a[0];null!==(a=f.exec(A));)r=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(A));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(r,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}eE(i,v,g,null,new Pn(i,{roughness:.5}),s)}function eE(e,t,i,s,r,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,n.smoothNormals&&$.faceToVertexNormals(t,i,n);var u=JF;Ue(t,t,u);var A=new Si(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:o}),c=new rn(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:A,material:r,edges:n.edges});e.addChild(c)}function tE(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function iE(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var sE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"STLLoader",e,r))._sceneGraphLoader=new YF,s.dataSource=r.dataSource,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new XF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new bn(this.viewer.scene,le.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),rE=function(){function e(){x(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,s,r){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),s&&(l.oncontextmenu=s),r&&(l.onclick=r),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var s=e.parentElement;if(s){var r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=document.getElementById("checkbox-".concat(e));i&&t!==i.checked&&(i.checked=t)}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),nE=[],oE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,"TreeViewPlugin",e)).errors=[],s.valid=!0;var n=r.containerElement||document.getElementById(r.containerElementId);if(!(n instanceof HTMLElement))return s.error("Mandatory config expected: valid containerElementId or containerElement"),y(s);for(var o=0;;o++)if(!nE[o]){nE[o]=b(s),s._index=o,s._id="tree-".concat(o);break}if(s._containerElement=n,s._metaModels={},s._autoAddModels=!1!==r.autoAddModels,s._autoExpandDepth=r.autoExpandDepth||0,s._sortNodes=!1!==r.sortNodes,s._viewer=e,s._rootElement=null,s._muteSceneEvents=!1,s._muteTreeEvents=!1,s._rootNodes=[],s._objectNodes={},s._nodeNodes={},s._rootNames={},s._sortNodes=r.sortNodes,s._pruneEmptyNodes=r.pruneEmptyNodes,s._showListItemElementId=null,s._renderService=r.renderService||new rE,!s._renderService)throw new Error("TreeViewPlugin: no render service set");if(s._containerElement.oncontextmenu=function(e){e.preventDefault()},s._onObjectVisibility=s._viewer.scene.on("objectVisibility",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){var r=e.visible;if(r!==i.checked){s._muteTreeEvents=!0,i.checked=r,r?i.numVisibleEntities++:i.numVisibleEntities--,s._renderService.setCheckbox(i.nodeId,r);for(var n=i.parent;n;)n.checked=r,r?n.numVisibleEntities++:n.numVisibleEntities--,s._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0),n=n.parent;s._muteTreeEvents=!1}}}})),s._onObjectXrayed=s._viewer.scene.on("objectXRayed",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){s._muteTreeEvents=!0;var r=e.xrayed;r!==i.xrayed&&(i.xrayed=r,s._renderService.setXRayed(i.nodeId,r),s._muteTreeEvents=!1)}}})),s._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._expandSwitchElement(t)},s._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._collapseSwitchElement(t)},s._checkboxChangeHandler=function(e){if(!s._muteTreeEvents){s._muteSceneEvents=!0;var t=e.target,i=s._renderService.isChecked(t),r=s._renderService.getIdFromCheckbox(t),n=s._nodeNodes[r],o=s._viewer.scene.objects,a=0;s._withNodeTree(n,(function(e){var t=e.objectId,r=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,s._renderService.setCheckbox(e.nodeId,i),r&&(r.visible=i)}));for(var l=n.parent;l;)l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a,s._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0),l=l.parent;s._muteSceneEvents=!1}},s._hierarchy=r.hierarchy||"containment",s._autoExpandDepth=r.autoExpandDepth||0,s._autoAddModels){for(var a=Object.keys(s.viewer.metaScene.metaModels),l=0,u=a.length;l<u;l++){var A=a[l],c=s.viewer.metaScene.metaModels[A];c.finalized&&s.addModel(A)}s.viewer.scene.on("modelLoaded",(function(e){s.viewer.metaScene.metaModels[e]&&s.addModel(e)}))}return s.hierarchy=r.hierarchy,s}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var s=this.viewer.scene.models[e];if(!s)throw"Model not found: "+e;var r=this.viewer.metaScene.metaModels[e];r?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=r,i&&i.rootName&&(this._rootNames[e]=i.rootName),s.on("destroyed",(function(){t.removeModel(s.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){var i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;var r=[];r.unshift(t);for(var n=t.parent;n;)r.unshift(n),n=n.parent;for(var o=0,a=r.length;o<a;o++){var l=this._renderService.getSwitchElement(r[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(s,r){if(r!==e){var n=t._renderService.getSwitchElement(s.nodeId);if(n){t._expandSwitchElement(n);for(var o=s.children,a=0,l=o.length;a<l;a++){i(o[a],r+1)}}}},s=0,r=this._rootNodes.length;s<r;s++){i(this._rootNodes[s],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].objectId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var s=0,r=i.length;s<r;s++)this.withNodeTree(i[s],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete nE[this._index],f(w(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var s=t[i],r=s.type,n=s.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,s=e.children,r=e.id,n=i.objects[r];if(e._countEntities=0,n&&e._countEntities++,s)for(var o=0,a=s.length;o<a;o++){var l=s[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,s){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model '"+this.metaModel.id+"' - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(s=s||{})[r];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(r),objectId:"".concat(i.objectId,"-").concat(r),title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,s[r]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,type:r,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var A=0,c=o.length;A<c;A++){var h=o[A];this._createStoreysNodes2(h,t,i,s)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,r=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[s];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(s),objectId:"".concat(t.objectId,"-").concat(s),title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[s]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,A=n.length;u<A;u++){var c=n[u];this._createTypesNodes2(c,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,s=e.name||i,r=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,r)for(var a=0,l=r.length;a<l;a++){var u=r[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var i=0,s=t.length;i<s;i++){var r=t[i];this._sortChildren(r)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,r){e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>r.aabb[n]?-1:e.aabb[n]<r.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,s=0,r=e.length;s<r;s++){var n=e[s];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var s=0,r=i.length;s<r;s++)this._withNodeTree(i[s],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),s=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,s),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),aE=function(){function e(t){var i=this;x(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var s=t.models[e];s&&i._addModel(s)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var s=e[i];this._objects[this._numObjects++]=s}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],n=s||r;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),lE={};function uE(e){var t=e.id,i=lE[t];return i||(i=new aE(e),lE[t]=i,e.on("destroyed",(function(){delete lE[t],i._destroy()}))),i}var AE=new Float32Array(3),cE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"ViewCull",e))._objectCullStates=uE(e.scene),s._maxTreeDepth=r.maxTreeDepth||8,s._modelInfos={},s._frustum=new Me,s._kdRoot=null,s._frustumDirty=!1,s._kdTreeDirty=!1,s._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){s._frustumDirty=!0})),s._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){s._frustumDirty=!0})),s._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=s.viewer.scene.models[e];t&&s._addModel(t)})),s._onSceneTick=e.scene.on("tick",(function(){s._doCull()})),s}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;Fe(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Me.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var s=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,s,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,s){var r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void $.expandAABB3(e.aabb,r);if(e.left&&$.containsAABB3(e.left.aabb,r))this._insertEntityIntoKDTree(e.left,t,i,s+1);else if(e.right&&$.containsAABB3(e.right.aabb,r))this._insertEntityIntoKDTree(e.right,t,i,s+1);else{var n=e.aabb;AE[0]=n[3]-n[0],AE[1]=n[4]-n[1],AE[2]=n[5]-n[2];var o=0;if(AE[1]>AE[o]&&(o=1),AE[2]>AE[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Me.INTERSECT},$.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Me.INTERSECT},$.containsAABB3(l,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),$.expandAABB3(e.aabb,r)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Me.INTERSECT;if(t===Me.INTERSECT||e.intersects!==t){t===Me.INTERSECT&&(t=Ee(this._frustum,e.aabb),e.intersects=t);var i=t===Me.OUTSIDE,s=e.objects;if(s&&s.length>0)for(var r=0,n=s.length;r<n;r++){var o=s[r];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(w(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),hE=function(){function e(){x(this,e)}return C(e,[{key:"getManifest",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var s=function(){};t=t||s,i=i||s;var r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){var n=!!r[2],o=r[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var A=new XMLHttpRequest;A.open("GET",e,!0),A.responseType="arraybuffer",A.onreadystatechange=function(){4===A.readyState&&(200===A.status?t(A.response):i("getXKT error : "+A.response))},A.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":B(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),s=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),r=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var A=new Array(29);t(A);var c,h,d,p=new Array(30);function f(e,t,i,s,r){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=s,this.max_length=r,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},w=function(e,t,i){var s,r,n=new Array(16),o=0;for(s=1;s<=15;s++)o=o+i[s-1]<<1,n[s]=o;for(r=0;r<=t;r++){var a=e[2*r+1];0!==a&&(e[2*r]=b(n[a]++,a))}},x=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,s){var r=2*t,n=2*i;return e[r]<e[n]||e[r]===e[n]&&s[t]<=s[i]},M=function(e,t,i){for(var s=e.heap[i],r=i<<1;r<=e.heap_len&&(r<e.heap_len&&C(t,e.heap[r+1],e.heap[r],e.depth)&&r++,!C(t,s,e.heap[r],e.depth));)e.heap[i]=e.heap[r],i=r,r<<=1;e.heap[i]=s},F=function(e,t,r){var n,o,a,l,c=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+c++],n+=(255&e.pending_buf[e.sym_buf+c++])<<8,o=e.pending_buf[e.sym_buf+c++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=A[a],_(e,o,l)),n--,a=g(n),y(e,a,r),0!==(l=s[a])&&(n-=p[a],_(e,n,l)))}while(c<e.sym_next);y(e,256,t)},E=function(e,t){var i,s,r,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(r=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[r]=0,e.opt_len--,a&&(e.static_len-=o[2*r+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);r=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),s=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=s,n[2*r]=n[2*i]+n[2*s],e.depth[r]=(e.depth[i]>=e.depth[s]?e.depth[i]:e.depth[s])+1,n[2*i+1]=n[2*s+1]=r,e.heap[1]=r++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var i,s,r,n,o,a,l=t.dyn_tree,u=t.max_code,A=t.stat_desc.static_tree,c=t.stat_desc.has_stree,h=t.stat_desc.extra_bits,d=t.stat_desc.extra_base,p=t.stat_desc.max_length,f=0;for(n=0;n<=15;n++)e.bl_count[n]=0;for(l[2*e.heap[e.heap_max]+1]=0,i=e.heap_max+1;i<573;i++)(n=l[2*l[2*(s=e.heap[i])+1]+1]+1)>p&&(n=p,f++),l[2*s+1]=n,s>u||(e.bl_count[n]++,o=0,s>=d&&(o=h[s-d]),a=l[2*s],e.opt_len+=a*(n+o),c&&(e.static_len+=a*(A[2*s+1]+o)));if(0!==f){do{for(n=p-1;0===e.bl_count[n];)n--;e.bl_count[n]--,e.bl_count[n+1]+=2,e.bl_count[p]--,f-=2}while(f>0);for(n=p;0!==n;n--)for(s=e.bl_count[n];0!==s;)(r=e.heap[--i])>u||(l[2*r+1]!==n&&(e.opt_len+=(n-l[2*r+1])*l[2*r],l[2*r+1]=n),s--)}}(e,t),w(n,u,e.bl_count)},k=function(e,t,i){var s,r,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),t[2*(i+1)+1]=65535,s=0;s<=i;s++)r=o,o=t[2*(s+1)+1],++a<l&&r===o||(a<u?e.bl_tree[2*r]+=a:0!==r?(r!==n&&e.bl_tree[2*r]++,e.bl_tree[32]++):a<=10?e.bl_tree[34]++:e.bl_tree[36]++,a=0,n=r,0===o?(l=138,u=3):r===o?(l=6,u=3):(l=7,u=4))},I=function(e,t,i){var s,r,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),s=0;s<=i;s++)if(r=o,o=t[2*(s+1)+1],!(++a<l&&r===o)){if(a<u)do{y(e,r,e.bl_tree)}while(0!=--a);else 0!==r?(r!==n&&(y(e,r,e.bl_tree),a--),y(e,16,e.bl_tree),_(e,a-3,2)):a<=10?(y(e,17,e.bl_tree),_(e,a-3,3)):(y(e,18,e.bl_tree),_(e,a-11,7));a=0,n=r,0===o?(l=138,u=3):r===o?(l=6,u=3):(l=7,u=4)}},D=!1,S=function(e,t,i,s){_(e,0+(s?1:0),3),P(e),m(e,i),m(e,~i),i&&e.pending_buf.set(e.window.subarray(t,t+i),e.pending),e.pending+=i},T=function(e){D||(function(){var e,t,n,v,g,m=new Array(16);for(n=0,v=0;v<28;v++)for(A[v]=n,e=0;e<1<<i[v];e++)u[n++]=v;for(u[n-1]=v,g=0,v=0;v<16;v++)for(p[v]=g,e=0;e<1<<s[v];e++)l[g++]=v;for(g>>=7;v<30;v++)for(p[v]=g<<7,e=0;e<1<<s[v]-7;e++)l[256+g++]=v;for(t=0;t<=15;t++)m[t]=0;for(e=0;e<=143;)o[2*e+1]=8,e++,m[8]++;for(;e<=255;)o[2*e+1]=9,e++,m[9]++;for(;e<=279;)o[2*e+1]=7,e++,m[7]++;for(;e<=287;)o[2*e+1]=8,e++,m[8]++;for(w(o,287,m),e=0;e<30;e++)a[2*e+1]=5,a[2*e]=b(e,5);c=new f(o,i,257,286,15),h=new f(a,s,0,30,15),d=new f(new Array(0),r,0,19,7)}(),D=!0),e.l_desc=new v(e.dyn_ltree,c),e.d_desc=new v(e.dyn_dtree,h),e.bl_desc=new v(e.bl_tree,d),e.bi_buf=0,e.bi_valid=0,x(e)},R=S,L=function(e,t,i,s){var r,l,u=0;e.level>0?(2===e.strm.data_type&&(e.strm.data_type=function(e){var t,i=4093624447;for(t=0;t<=31;t++,i>>>=1)if(1&i&&0!==e.dyn_ltree[2*t])return 0;if(0!==e.dyn_ltree[18]||0!==e.dyn_ltree[20]||0!==e.dyn_ltree[26])return 1;for(t=32;t<256;t++)if(0!==e.dyn_ltree[2*t])return 1;return 0}(e)),E(e,e.l_desc),E(e,e.d_desc),u=function(e){var t;for(k(e,e.dyn_ltree,e.l_desc.max_code),k(e,e.dyn_dtree,e.d_desc.max_code),E(e,e.bl_desc),t=18;t>=3&&0===e.bl_tree[2*n[t]+1];t--);return e.opt_len+=3*(t+1)+5+5+4,t}(e),r=e.opt_len+3+7>>>3,(l=e.static_len+3+7>>>3)<=r&&(r=l)):r=l=i+5,i+4<=r&&-1!==t?S(e,t,i,s):4===e.strategy||l===r?(_(e,2+(s?1:0),3),F(e,o,a)):(_(e,4+(s?1:0),3),function(e,t,i,s){var r;for(_(e,t-257,5),_(e,i-1,5),_(e,s-4,4),r=0;r<s;r++)_(e,e.bl_tree[2*n[r]+1],3);I(e,e.dyn_ltree,t-1),I(e,e.dyn_dtree,i-1)}(e,e.l_desc.max_code+1,e.d_desc.max_code+1,u+1),F(e,e.dyn_ltree,e.dyn_dtree)),x(e),s&&P(e)},U=function(e,t,i){return 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Te(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ce,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),_e(this.dyn_ltree),_e(this.dyn_dtree),_e(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),_e(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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i===ee&&((t=e.state).window_size=2*t.w_size,_e(t.head),t.max_lazy_match=Se[t.level].max_lazy,t.good_match=Se[t.level].good_length,t.nice_match=Se[t.level].nice_length,t.max_chain_length=Se[t.level].max_chain,t.strstart=0,t.block_start=0,t.lookahead=0,t.insert=0,t.match_length=t.prev_length=2,t.match_available=0,t.ins_h=0),i},Oe=function(e,t,i,s,r,n){if(!e)return ie;var o=1;if(t===ne&&(t=6),s<0?(o=0,s=-s):s>15&&(o=2,s-=16),r<1||r>9||i!==ce||s<8||s>15||t<0||t>9||n<0||n>ue||8===s&&1!==o)return ge(e,ie);8===s&&(s=9);var a=new Te;return e.state=a,a.strm=e,a.status=pe,a.wrap=o,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new 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i.last_flush=-1,ee}if(57===i.status)if(e.adler=0,xe(i,31),xe(i,139),xe(i,8),i.gzhead)xe(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),xe(i,255&i.gzhead.time),xe(i,i.gzhead.time>>8&255),xe(i,i.gzhead.time>>16&255),xe(i,i.gzhead.time>>24&255),xe(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),xe(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(xe(i,255&i.gzhead.extra.length),xe(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=V(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(xe(i,0),xe(i,0),xe(i,0),xe(i,0),xe(i,0),xe(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),xe(i,3),i.status=fe,we(e),0!==i.pending)return i.last_flush=-1,ee;if(69===i.status){if(i.gzhead.extra){for(var n=i.pending,o=(65535&i.gzhead.extra.length)-i.gzindex;i.pending+o>i.pending_buf_size;){var a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,we(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,A=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>A&&(e.adler=V(e.adler,i.pending_buf,i.pending-A,A)),we(e),0!==i.pending)return i.last_flush=-1,ee;A=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,xe(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>A&&(e.adler=V(e.adler,i.pending_buf,i.pending-A,A)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var c,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),we(e),0!==i.pending)return i.last_flush=-1,ee;h=0}c=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,xe(i,c)}while(0!==c);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(we(e),0!==i.pending))return i.last_flush=-1,ee;xe(i,255&e.adler),xe(i,e.adler>>8&255),e.adler=0}if(i.status=fe,we(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Ee(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Fe(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(Be(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(Be(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(Be(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,s,r,n,o=e.window;;){if(e.lookahead<=he){if(Fe(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((s=o[r=e.strstart-1])===o[++r]&&s===o[++r]&&s===o[++r])){n=e.strstart+he;do{}while(s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&r<n);e.match_length=he-(n-r),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(Be(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(Be(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(Be(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 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o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Fe(s);s.lookahead>=3;){var u=s.strstart,A=s.lookahead-2;do{s.ins_h=be(s,s.ins_h,s.window[u+3-1]),s.prev[u&s.w_mask]=s.head[s.ins_h],s.head[s.ins_h]=u,u++}while(--A);s.strstart=u,s.lookahead=2,Fe(s)}return s.strstart+=s.lookahead,s.block_start=s.strstart,s.insert=s.lookahead,s.lookahead=0,s.match_length=s.prev_length=2,s.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,s.wrap=r,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=B(i))throw new TypeError(i+"must be non-object");for(var s in i)Ge(i,s)&&(e[s]=i[s])}}return e},We=function(e){for(var t=0,i=0,s=e.length;i<s;i++)t+=e[i].length;for(var r=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];r.set(l,o),o+=l.length}return r},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,w,B,x,P,C=e.state;i=e.next_in,x=e.input,s=i+(e.avail_in-5),r=e.next_out,P=e.output,n=r-(t-e.avail_out),o=r+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,A=C.wnext,c=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=x[i++]<<d,d+=8,h+=x[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[r++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=x[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=x[i++]<<d,d+=8,h+=x[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=x[i++]<<d,(d+=8)<_&&(h+=x[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break 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Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),wt=function(e,t,i,s,r,n,o,a){var l,u,A,c,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,w=0,B=0,x=0,P=0,C=0,M=0,F=null,E=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)E[m]=0;for(_=0;_<s;_++)E[t[i+_]]++;for(w=g,b=15;b>=1&&0===E[b];b--);if(w>b&&(w=b),0===b)return r[n++]=20971520,r[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===E[y];y++);for(w<y&&(w=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=E[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+E[m];for(_=0;_<s;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(F=I=o,d=20):1===e?(F=mt,I=_t,d=257):(F=yt,I=bt,d=0),M=0,_=0,m=y,h=n,B=w,x=0,A=-1,c=(C=1<<w)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-x,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=F[o[_]-d]):(f=96,v=0),l=1<<m-x,y=u=1<<B;do{r[h+(M>>x)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--E[m]){if(m===b)break;m=t[i+o[_]]}if(m>w&&(M&c)!==A){for(0===x&&(x=w),h+=y,P=1<<(B=m-x);B+x<b&&!((P-=E[B+x])<=0);)B++,P<<=1;if(C+=1<<B,1===e&&C>852||2===e&&C>592)return 1;r[A=M&c]=w<<24|B<<16|h-n|0}}return 0!==M&&(r[h+M]=m-x<<24|64<<16|0),a.bits=w,0},Bt=j.Z_FINISH,xt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Ft=j.Z_NEED_DICT,Et=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Rt=16190,Lt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Et;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Et;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Et;var s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Et:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Et;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var s=Yt(e,t);return s!==Ct&&(e.state=null),s},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(wt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;wt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,s){var r,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),s>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((r=n.wsize-n.wnext)>s&&(r=s),n.window.set(t.subarray(i-s,i-s+r),n.wnext),(s-=r)?(n.window.set(t.subarray(i-s,i),0),n.wnext=s,n.whave=n.wsize):(n.wnext+=r,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=r))),0},ti=Jt,ii=Zt,si=function(e,t){var i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,w,B,x,P,C=0,M=new Uint8Array(4),F=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Et;(i=e.state).mode===Lt&&(i.mode=Ut),o=e.next_out,r=e.output,l=e.avail_out,n=e.next_in,s=e.input,a=e.avail_in,u=i.hold,A=i.bits,c=a,h=l,B=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,A=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(A-=4,w=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=w),w>15||w>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Lt,u=0,A=0;break;case 16181:for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0,i.mode=16182;case 16182:for(;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,A=0,i.mode=16183;case 16183:for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0,i.mode=16184;case 16184:if(1024&i.flags){for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(w=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(n,n+d),w)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{w=s[n+d++],i.head&&w&&i.length<65536&&(i.head.name+=String.fromCharCode(w))}while(w&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,w)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{w=s[n+d++],i.head&&w&&i.length<65536&&(i.head.comment+=String.fromCharCode(w))}while(w&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,w)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,A=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Lt;break;case 16189:for(;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}e.adler=i.check=jt(u),u=0,A=0,i.mode=Rt;case Rt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=A,Ft;e.adler=i.check=1,i.mode=Lt;case Lt:if(t===xt||t===Pt)break e;case Ut:if(i.last){u>>>=7&A,A-=7&A,i.mode=Vt;break}for(;A<3;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}switch(i.last=1&u,A-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,A-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,A-=2;break;case 16193:for(u>>>=7&A,A-=7&A;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,A=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Lt;break;case 16196:for(;A<14;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(i.nlen=257+(31&u),u>>>=5,A-=5,i.ndist=1+(31&u),u>>>=5,A-=5,i.ncode=4+(15&u),u>>>=4,A-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;A<3;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.lens[F[i.have++]]=7&u,u>>>=3,A-=3}for(;i.have<19;)i.lens[F[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,x={bits:i.lenbits},B=wt(0,i.lens,0,19,i.lencode,0,i.work,x),i.lenbits=x.bits,B){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(m<16)u>>>=v,A-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(u>>>=v,A-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}w=i.lens[i.have-1],d=3+(3&u),u>>>=2,A-=2}else if(17===m){for(P=v+3;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}A-=v,w=0,d=3+(7&(u>>>=v)),u>>>=3,A-=3}else{for(P=v+7;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}A-=v,w=0,d=11+(127&(u>>>=v)),u>>>=7,A-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Ht;break}for(;d--;)i.lens[i.have++]=w}}if(i.mode===Ht)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Ht;break}if(i.lenbits=9,x={bits:i.lenbits},B=wt(1,i.lens,0,i.nlen,i.lencode,0,i.work,x),i.lenbits=x.bits,B){e.msg="invalid literal/lengths set",i.mode=Ht;break}if(i.distbits=6,i.distcode=i.distdyn,x={bits:i.distbits},B=wt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,x),i.distbits=x.bits,B){e.msg="invalid distances set",i.mode=Ht;break}if(i.mode=Nt,t===Pt)break e;case Nt:i.mode=Qt;case Qt:if(a>=6&&l>=258){e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=A,gt(e,h),o=e.next_out,r=e.output,l=e.avail_out,n=e.next_in,s=e.input,a=e.avail_in,u=i.hold,A=i.bits,i.mode===Lt&&(i.back=-1);break}for(i.back=0;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}u>>>=_,A-=_,i.back+=_}if(u>>>=v,A-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Lt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,A-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}u>>>=_,A-=_,i.back+=_}if(u>>>=v,A-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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G=ki.createPositionsDecodeMatrix(L),z={},W=Q;W<=V;W++){var K=x[W],X=t.globalizeObjectIds?$.globalizeObjectId(s.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],ee=e.metaScene.metaObjects[X],te={},ie={};if(ee){if(t.excludeTypesMap&&ee.type&&t.excludeTypesMap[ee.type])continue;if(t.includeTypesMap&&ee.type&&!t.includeTypesMap[ee.type])continue;var se=t.objectDefaults?t.objectDefaults[ee.type]||t.objectDefaults.DEFAULT:null;se&&(!1===se.visible&&(te.visible=!1),!1===se.pickable&&(te.pickable=!1),se.colorize&&(ie.color=se.colorize),void 0!==se.opacity&&null!==se.opacity&&(ie.opacity=se.opacity),void 0!==se.metallic&&null!==se.metallic&&(ie.metallic=se.metallic),void 0!==se.roughness&&null!==se.roughness&&(ie.roughness=se.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var re=Y;re<=Z;re++){var ne=b[re],oe=D[ne]>1,ae=ne===F-1,ue=KE(B.subarray(6*re,6*re+3)),Ae=B[6*re+3]/255,ce=B[6*re+4]/255,he=B[6*re+5]/255,de=n.getNextId();if(oe){var pe=w[re],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=c.subarray(_[ne],ae?c.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=c.subarray(_[ne],ae?c.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 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o=n.getNextId(),a=i.metadata,l=i.textureData,u=i.eachTextureDataPortion,A=i.eachTextureAttributes,c=i.positions,h=i.normals,d=i.colors,p=i.uvs,f=i.indices,v=i.edgeIndices,g=i.eachTextureSetTextures,m=i.matrices,_=i.reusedGeometriesDecodeMatrix,y=i.eachGeometryPrimitiveType,b=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,B=i.eachGeometryColorsPortion,x=i.eachGeometryUVsPortion,P=i.eachGeometryIndicesPortion,C=i.eachGeometryEdgeIndicesPortion,M=i.eachMeshGeometriesPortion,F=i.eachMeshMatricesPortion,E=i.eachMeshTextureSet,k=i.eachMeshMaterialAttributes,I=i.eachEntityId,D=i.eachEntityMeshesPortion,S=i.eachTileAABB,T=i.eachTileEntitiesPortion,R=u.length,L=g.length/5,U=b.length,O=M.length,N=D.length,Q=T.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var V=0;V<R;V++){var H=V===R-1,j=u[V],G=H?l.length:u[V+1],z=G-j>0,W=9*V,K=1===A[W+0],X=A[W+1];A[W+2],A[W+3];var J=A[W+4],Y=A[W+5],Z=A[W+6],q=A[W+7],ee=A[W+8];if(z){var te=new Uint8Array(l.subarray(j,G)).buffer,ie="".concat(o,"-texture-").concat(V);if(K)s.createTexture({id:ie,buffers:[te],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:ee});else{var se=new Blob([te],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),re=(window.URL||window.webkitURL).createObjectURL(se),ne=document.createElement("img");ne.src=re,s.createTexture({id:ie,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:ee})}}}for(var oe=0;oe<L;oe++){var ae=5*oe,ue="".concat(o,"-textureSet-").concat(oe),Ae=g[ae+0],ce=g[ae+1],he=g[ae+2],de=g[ae+3],pe=g[ae+4];s.createTextureSet({id:ue,colorTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,normalsTextureId:he>=0?"".concat(o,"-texture-").concat(he):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=$.vec3(),_e=$.AABB3(),ye={},be=0;be<Q;be++){var we=be===Q-1,Be=T[be],xe=we?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);$.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=ki.createPositionsDecodeMatrix(_e),Fe={},Ee=Be;Ee<=xe;Ee++){var ke=I[Ee],Ie=t.globalizeObjectIds?$.globalizeObjectId(s.id,ke):ke,De=Ee===N-1,Se=D[Ee],Te=De?M.length-1:D[Ee+1]-1,Re=[],Le=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Le){if(t.excludeTypesMap&&Le.type&&t.excludeTypesMap[Le.type])continue;if(t.includeTypesMap&&Le.type&&!t.includeTypesMap[Le.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Le.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=E[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=qE(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=F[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryNormals=h.subarray(w[Ve],je?h.length:w[Ve+1]),et.geometryUVs=p.subarray(x[Ve],je?p.length:x[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 1:et.primitiveName="surface",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryNormals=h.subarray(w[Ve],je?h.length:w[Ve+1]),et.geometryUVs=p.subarray(x[Ve],je?p.length:x[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 2:et.primitiveName="points",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryColors=d.subarray(B[Ve],je?d.length:B[Ve+1]),tt=et.geometryPositions.length>0;break;case 3:et.primitiveName="lines",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 4:et.primitiveName="lines",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryIndices=$E(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,st=et.decompressedPositions,rt=0,nt=it.length;rt<nt;rt+=3)st[rt+0]=it[rt+0]*_[0]+_[12],st[rt+1]=it[rt+1]*_[5]+_[13],st[rt+2]=it[rt+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)YE[0]=ot[lt+0],YE[1]=ot[lt+1],YE[2]=ot[lt+2],YE[3]=1,$.transformVec4(qe,YE,ZE),ki.compressPosition(ZE,_e,YE),at[lt+0]=YE[0],at[lt+1]=YE[1],at[lt+2]=YE[2];s.createMesh(le.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else Fe[$e]||(s.createGeometry({id:$e,primitive:et.primitiveName,positionsCompressed:et.geometryPositions,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:_}),Fe[$e]=!0),s.createMesh(le.apply(Oe,{id:Ye,geometryId:$e,textureSetId:ze,matrix:qe,color:We,metallic:Xe,roughness:Je,opacity:Ke,origin:me})),Re.push(Ye)}else{var At=void 0,ct=void 0,ht=void 0,dt=void 0,pt=void 0,ft=void 0,vt=void 0,gt=!1;switch(y[Ve]){case 0:At="solid",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ht=h.subarray(w[Ve],je?h.length:w[Ve+1]),dt=p.subarray(x[Ve],je?p.length:x[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 1:At="surface",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ht=h.subarray(w[Ve],je?h.length:w[Ve+1]),dt=p.subarray(x[Ve],je?p.length:x[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 2:At="points",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),pt=d.subarray(B[Ve],je?d.length:B[Ve+1]),gt=ct.length>0;break;case 3:At="lines",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 4:At="lines",ft=$E(ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),f.subarray(P[Ve],je?f.length:P[Ve+1])),gt=ct.length>0&&ft.length>0;break;default:continue}gt&&(s.createMesh(le.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:At,positionsCompressed:ct,normalsCompressed:ht,uv:dt&&dt.length>0?dt:null,colorsCompressed:pt,indices:ft,edgeIndices:vt,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye))}}Re.length>0&&s.createEntity(le.apply(Ue,{id:Ie,isObject:!0,meshIds:Re}))}}}(e,t,a,s,r,n)}},tk={};tk[gE.version]=gE,tk[yE.version]=yE,tk[BE.version]=BE,tk[CE.version]=CE,tk[EE.version]=EE,tk[SE.version]=SE,tk[UE.version]=UE,tk[jE.version]=jE,tk[XE.version]=XE,tk[ek.version]=ek;var ik=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"XKTLoader",e,r))._maxGeometryBatchSize=r.maxGeometryBatchSize,s.textureTranscoder=r.textureTranscoder,s.dataSource=r.dataSource,s.objectDefaults=r.objectDefaults,s.includeTypes=r.includeTypes,s.excludeTypes=r.excludeTypes,s.excludeUnclassifiedObjects=r.excludeUnclassifiedObjects,s.reuseGeometries=r.reuseGeometries,s}return C(i,[{key:"supportedVersions",get:function(){return Object.keys(tk)}},{key:"textureTranscoder",get:function(){return this._textureTranscoder},set:function(e){this._textureTranscoder=e}},{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new hE}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||uF}},{key:"includeTypes",get:function(){return this._includeTypes},set:function(e){this._includeTypes=e}},{key:"excludeTypes",get:function(){return this._excludeTypes},set:function(e){this._excludeTypes=e}},{key:"excludeUnclassifiedObjects",get:function(){return this._excludeUnclassifiedObjects},set:function(e){this._excludeUnclassifiedObjects=!!e}},{key:"globalizeObjectIds",get:function(){return this._globalizeObjectIds},set:function(e){this._globalizeObjectIds=!!e}},{key:"reuseGeometries",get:function(){return this._reuseGeometries},set:function(e){this._reuseGeometries=!1!==e}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id),!(t.src||t.xkt||t.manifestSrc||t.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),A;var i={},s=t.includeTypes||this._includeTypes,r=t.excludeTypes||this._excludeTypes,n=t.objectDefaults||this._objectDefaults;if(i.reuseGeometries=null!==t.reuseGeometries&&void 0!==t.reuseGeometries?t.reuseGeometries:!1!==this._reuseGeometries,s){i.includeTypesMap={};for(var o=0,a=s.length;o<a;o++)i.includeTypesMap[s[o]]=!0}if(r){i.excludeTypesMap={};for(var l=0,u=r.length;l<u;l++)i.excludeTypesMap[r[l]]=!0}n&&(i.objectDefaults=n),i.excludeUnclassifiedObjects=void 0!==t.excludeUnclassifiedObjects?!!t.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==t.globalizeObjectIds&&null!==t.globalizeObjectIds?!!t.globalizeObjectIds:this._globalizeObjectIds;var A=new ch(this.viewer.scene,le.apply(t,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:t.origin,disableVertexWelding:t.disableVertexWelding||!1,disableIndexRebucketing:t.disableIndexRebucketing||!1,dtxEnabled:t.dtxEnabled})),c=A.id,h=new ip({metaScene:this.viewer.metaScene,id:c});this.viewer.scene.canvas.spinner.processes++;var d=function(){A.finalize(),h.finalize(),e.viewer.scene.canvas.spinner.processes--,A.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(h.id)})),e.scheduleTask((function(){A.destroyed||(A.scene.fire("modelLoaded",A.id),A.fire("loaded",!0,!1))}))},p=function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t),A.fire("error",t)},f=0,v={getNextId:function(){return"".concat(c,".").concat(f++)}};if(t.metaModelSrc||t.metaModelData)if(t.metaModelSrc){var g=t.metaModelSrc;this._dataSource.getMetaModel(g,(function(n){A.destroyed||(h.loadData(n,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),t.src?e._loadModel(t.src,t,i,A,null,v,d,p):(e._parseModel(t.xkt,t,i,A,null,v),d()))}),(function(e){p("load(): Failed to load model metadata for model '".concat(c," from  '").concat(g,"' - ").concat(e))}))}else t.metaModelData&&(h.loadData(t.metaModelData,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),t.src?this._loadModel(t.src,t,i,A,null,v,d,p):(this._parseModel(t.xkt,t,i,A,null,v),d()));else if(t.src)this._loadModel(t.src,t,i,A,h,v,d,p);else if(t.xkt)this._parseModel(t.xkt,t,i,A,h,v),d();else if(t.manifestSrc||t.manifest){var m=t.manifestSrc?sk(t.manifestSrc):"",_=function(t,n,o){var a=0;!function l(){a>=t.length?n():e._dataSource.getMetaModel("".concat(m).concat(t[a]),(function(t){h.loadData(t,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),a++,e.scheduleTask(l,100)}),o)}()},y=function(s,r,n){var o=0;!function a(){o>=s.length?r():e._dataSource.getXKT("".concat(m).concat(s[o]),(function(s){e._parseModel(s,t,i,A,null,v),o++,e.scheduleTask(a,100)}),n)}()},b=function(s,r,n){var o=0;!function a(){o>=s.length?r():e._dataSource.getXKT("".concat(m).concat(s[o]),(function(s){e._parseModel(s,t,i,A,h,v),o++,e.scheduleTask(a,100)}),n)}()};if(t.manifest){var w=t.manifest,B=w.xktFiles;if(!B||0===B.length)return void p("load(): Failed to load model manifest - manifest not valid");var x=w.metaModelFiles;x?_(x,(function(){y(B,d,p)}),p):b(B,d,p)}else this._dataSource.getManifest(t.manifestSrc,(function(e){if(!A.destroyed){var t=e.xktFiles;if(t&&0!==t.length){var i=e.metaModelFiles;i?_(i,(function(){y(t,d,p)}),p):b(t,d,p)}else p("load(): Failed to load model manifest - manifest not valid")}}),p)}return A}},{key:"_loadModel",value:function(e,t,i,s,r,n,o,a){var l=this;this._dataSource.getXKT(t.src,(function(e){l._parseModel(e,t,i,s,r,n),o()}),a)}},{key:"_parseModel",value:function(e,t,i,s,r,n){if(!s.destroyed){var o=new DataView(e),a=new Uint8Array(e),l=o.getUint32(0,!0),u=tk[l];if(u){this.log("Loading .xkt V"+l);for(var A=o.getUint32(4,!0),c=[],h=4*(A+2),d=0;d<A;d++){var p=o.getUint32(4*(d+2),!0);c.push(a.subarray(h,h+p)),h+=p}u.parse(this.viewer,i,c,s,r,n)}else this.error("Unsupported .XKT file version: "+l+" - this XKTLoaderPlugin supports versions "+Object.keys(tk))}}}]),i}();function sk(e){var t=e.split("/");return t.pop(),t.join("/")+"/"}var rk={};!function(e){var t,i="File format is not recognized.",s="Error while reading zip file.",r="Error while reading file data.",n=524288,o="text/plain";try{t=0===new Blob([new DataView(new ArrayBuffer(0))]).size}catch(e){}function a(){this.crc=-1}function l(){}function u(e,t){var i,s;return i=new ArrayBuffer(e),s=new Uint8Array(i),t&&s.set(t,0),{buffer:i,array:s,view:new DataView(i)}}function A(){}function c(e){var t,i=this;i.size=0,i.init=function(s,r){var n=new Blob([e],{type:o});(t=new d(n)).init((function(){i.size=t.size,s()}),r)},i.readUint8Array=function(e,i,s,r){t.readUint8Array(e,i,s,r)}}function h(t){var i,s=this;s.size=0,s.init=function(e){for(var 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r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}}},{key:"_createMetaObject",value:function(e,t,i){var s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[s]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,s,r,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,r),l=0;l<a.size();l++){var u=a.get(l),A=this._ifcAPI.GetLine(e.modelID,u),c=A[i],h=!1;if(Array.isArray(c))h=c.map((function(e){return e.value})).includes(t);else h=c.value===t;if(h){var d=A[s];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){var n=r.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],A=0,c=a.length;A<c;A++){var h=a[A],d=h.Name,p=h.NominalValue;if(d&&p){var f={name:d.value,type:p.type,value:p.value,valueType:p.valueType};h.Description?f.description=h.Description.value:p.description&&(f.description=p.description),u.push(f)}}var v={id:o,type:"Default",name:l,properties:u};e.metadata.propertySets.push(v),e.stats.numPropertySets++;var g=r.RelatedObjects;if(!g||0===g.length)return;for(var m=0,_=g.length;m<_;m++){var y=g[m].GlobalId.value,b=e.metaObjects[y];b&&(b.propertySetIds||(b.propertySetIds=[]),b.propertySetIds.push(o))}}}}}},{key:"_parseGeometry",value:function(e){var t=this;this._ifcAPI.StreamAllMeshes(e.modelID,(function(i){var s=i.expressID,r=i.geometries,n=[],o=t._ifcAPI.GetLine(e.modelID,s).GlobalId.value;if(e.loadMetadata){var a=o,l=e.metaObjects[a];if(e.includeTypes&&(!l||!e.includeTypes[l.type]))return;if(e.excludeTypes&&(!l||e.excludeTypes[l.type]))return}for(var u=$.mat4(),A=$.vec3(),c=0,h=r.size();c<h;c++){for(var d=r.get(c),p=t._ifcAPI.GetGeometry(e.modelID,d.geometryExpressID),f=t._ifcAPI.GetVertexArray(p.GetVertexData(),p.GetVertexDataSize()),v=t._ifcAPI.GetIndexArray(p.GetIndexData(),p.GetIndexDataSize()),g=new Float64Array(f.length/2),m=new Float32Array(f.length/2),_=0,y=0,b=f.length/6;_<b;_++,y+=3)g[y+0]=f[6*_+0],g[y+1]=f[6*_+1],g[y+2]=f[6*_+2];u.set(d.flatTransformation),$.transformPositions3(u,g);var w=Ue(g,g,A);if(!e.options.autoNormals)for(var B=0,x=0,P=f.length/6;B<P;B++,x+=3)m[x+0]=f[6*B+3],m[x+1]=f[6*B+4],m[x+2]=f[6*B+5];e.stats.numGeometries++,e.stats.numVertices+=g.length/3,e.stats.numTriangles+=v.length/3;var C="mesh"+e.nextId++;e.sceneModel.createMesh({id:C,primitive:"triangles",origin:w?A:null,positions:g,normals:e.options.autoNormals?null:m,indices:v,color:[d.color.x,d.color.y,d.color.z],opacity:d.color.w}),n.push(C)}var M=e.options.globalizeObjectIds?$.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:M,meshIds:n,isObject:!0}),e.stats.numObjects++}))}}]),i}(),bk=function(){function e(){x(this,e)}return C(e,[{key:"getLAS",value:function(e,t,i){var s=function(){};t=t||s,i=i||s;var r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){var n=!!r[2],o=r[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var A=new XMLHttpRequest;A.open("GET",e,!0),A.responseType="arraybuffer",A.onreadystatechange=function(){4===A.readyState&&(200===A.status?t(A.response):i("getXKT error : 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t=0,i=0,s=0,r=new DataView(e),o=new Uint8Array(6e3),a=function(s){var n,o,a=s.item,l=s.format,u=s.size;switch(l){case"char":return o=new Uint8Array(e,t,u),t+=u,[a,n=Mk(o)];case"uShort":return n=r.getUint16(t,!0),t+=u,[a,n];case"uLong":return n=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===a&&(i=n),t+=u,[a,n];case"uChar":return n=r.getUint8(t),t+=u,[a,n];case"double":return n=r.getFloat64(t,!0),t+=u,[a,n];default:t+=u}};return function(){var e={};Bk.forEach((function(t){var i=a(n({},t));if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. 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s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"lasLoader",e,r)).dataSource=r.dataSource,s.skip=r.skip,s.fp64=r.fp64,s.colorDepth=r.colorDepth,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new bk}},{key:"skip",get:function(){return this._skip},set:function(e){this._skip=e||1}},{key:"fp64",get:function(){return this._fp64},set:function(e){this._fp64=!!e}},{key:"colorDepth",get:function(){return this._colorDepth},set:function(e){this._colorDepth=e||"auto"}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new ch(this.viewer.scene,le.apply(t,{isModel:!0}));if(!t.src&&!t.las)return this.error("load() param expected: src or las"),i;var s={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(t.src)this._loadModel(t.src,t,s,i);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(t.las,t,s,i).then((function(){r.processes--}),(function(t){r.processes--,e.error(t),i.fire("error",t)}))}return i}},{key:"_loadModel",value:function(e,t,i,s){var r=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getLAS(t.src,(function(e){r._parseModel(e,t,i,s).then((function(){n.processes--}),(function(e){n.processes--,r.error(e),s.fire("error",e)}))}),(function(e){n.processes--,r.error(e),s.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,s){var r=this;function n(e){var i=e.value;if(t.rotateX&&i)for(var s=0,r=i.length;s<r;s+=3){var n=i[s+1];i[s+1]=i[s+2],i[s+2]=n}return i}function o(e,t){for(var i=e.value,s=e.size,r=t.value,n=4*r.length,o=new Uint8Array(n),a=0,l=0,u=0,A=r.length;a<A;a++,u+=s,l+=4)o[l+0]=i[u+0],o[l+1]=i[u+1],o[l+2]=i[u+2],o[l+3]=Math.round(r[a]/65536*255);return o}function a(e){for(var t=e.intensity,i=4*t.length,s=new Uint8Array(i),r=0,n=0,o=t.length;r<o;r++,n+=4)s[n+0]=0,s[n+1]=0,s[n+2]=0,s[n+3]=Math.round(t[r]/65536*255);return s}return new Promise((function(l,u){if(s.destroyed)u();else{var A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{var c=Pk(e);ox(e,wk,i).then((function(e){var A,h,d=e.attributes,p=e.loaderData,f=void 0!==p.pointsFormatId?p.pointsFormatId:-1;if(!d.POSITION)return s.finalize(),void u("No positions found in file");switch(f){case 0:A=n(d.POSITION),h=a(d.intensity);break;case 1:if(!d.intensity)return s.finalize(),void u("No positions found in file");A=n(d.POSITION),h=a(d.intensity);break;case 2:case 3:if(!d.intensity)return s.finalize(),void 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r=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],h=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],h,d);u.push.apply(u,A(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:r[h[u[g]]][0],y:r[h[u[g]]][1],z:r[h[u[g]]][2]});for(var m=this._getNormalOfPositions(v,$.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,sI),_.unshift(sI[0]),_.unshift(sI[1]);for(var b=Ik(_,c,2),w=0;w<b.length;w+=3)d.indices.unshift(u[b[w]]),d.indices.unshift(u[b[w+1]]),d.indices.unshift(u[b[w+2]])}var B=""+e.nextId++;n.createMesh({id:B,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(B),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,s){var r=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var A=l[u];this._parseSurfacesWithSharedMaterial(e,A,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var c=t.boundaries,h=0;h<c.length;h++)for(var d=0;d<c[h].length;d++){var p=c[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;r.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,s){for(var r=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,s);o.push.apply(o,A(u))}if(3===o.length)s.indices.push(o[0]),s.indices.push(o[1]),s.indices.push(o[2]);else if(o.length>3){for(var c=[],h=0;h<o.length;h++)c.push({x:r[i[o[h]]][0],y:r[i[o[h]]][1],z:r[i[o[h]]][2]});for(var d=this._getNormalOfPositions(c,$.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,sI),p.unshift(sI[0]),p.unshift(sI[1]);for(var v=Ik(p,a,2),g=0;g<v.length;g+=3)s.indices.unshift(o[v[g]]),s.indices.unshift(o[v[g+1]]),s.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,s){for(var r=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else s.positions.push(r[l][0]),s.positions.push(r[l][1]),s.positions.push(r[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return $.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var s=rI,r=nI,n=oI;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,$.lenVec3($.subVec3(n,r))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=$.dotVec3(n,r),a=$.mulVec3Scalar(r,o,$.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],$.normalizeVec3(n);var l=$.cross3Vec3(r,n,$.vec3()),u=$.dotVec3(s,n),A=$.dotVec3(s,l);i[0]=u,i[1]=A}}]),i}();export{Bs as AlphaFormat,bi as AmbientLight,at as AngleMeasurementsControl,lt as AngleMeasurementsMouseControl,ut as AngleMeasurementsPlugin,At as AngleMeasurementsTouchControl,ft as AnnotationsPlugin,An as AxisGizmoPlugin,mh as BCFViewpointsPlugin,qn as Bitmap,ds as ByteType,nd as CameraMemento,Nh as CameraPath,Wh as CameraPathAnimation,aI as CityJSONLoaderPlugin,es as ClampToEdgeWrapping,we as Component,hr as CompressedMediaType,Xo as Configs,z as ContextMenu,Ad as CubicBezierCurve,Lh as Curve,Ec as DefaultLoadingManager,Fs as DepthFormat,Es as DepthStencilFormat,yi as DirLight,Mh as DistanceMeasurementsControl,Fh as DistanceMeasurementsMouseControl,Eh as DistanceMeasurementsPlugin,kh as DistanceMeasurementsTouchControl,Hi as EdgeMaterial,Qi as EmphasisMaterial,WF as FaceAlignedSectionPlanesPlugin,Ih as FastNavPlugin,ms as FloatType,On as Fresnel,Me as Frustum,Ce as FrustumPlane,ur as GIFMediaType,Dh as GLTFDefaultDataSource,AF as GLTFLoaderPlugin,_s as HalfFloatType,Zh as ImagePlane,vs as IntType,Ar as JPEGMediaType,Rc as KTX2TextureTranscoder,Fk as LASLoaderPlugin,wn as LambertMaterial,sd as LightMap,dh as LineSet,ar as LinearEncoding,as as LinearFilter,cs as LinearMipMapLinearFilter,us as LinearMipMapNearestFilter,As as LinearMipmapLinearFilter,ls as LinearMipmapNearestFilter,kc as Loader,Fc as LoadingManager,Sh as LocaleService,Ms as LuminanceAlphaFormat,Cs as LuminanceFormat,Q as Map,et as Marker,ke as MarqueePicker,Ie as MarqueePickerMouseControl,rn as Mesh,Pn as MetallicMaterial,ts as MirroredRepeatWrapping,ad as ModelMemento,pF as NavCubePlugin,is as NearestFilter,os as NearestMipMapLinearFilter,ss as NearestMipMapNearestFilter,ns as NearestMipmapLinearFilter,rs as NearestMipmapNearestFilter,bn as Node,xF as OBJLoaderPlugin,te as ObjectsKdTree3,ud as ObjectsMemento,cr as PNGMediaType,cd as Path,dd as PerformanceModel,Oi as PhongMaterial,Bt as PickResult,Se as Plugin,qh as PointLight,De as PointerCircle,W as PointerLens,hd as QuadraticBezierCurve,ie as Queue,Ps as RGBAFormat,Ts as RGBAIntegerFormat,sr as RGBA_ASTC_10x10_Format,er as RGBA_ASTC_10x5_Format,tr as RGBA_ASTC_10x6_Format,ir as RGBA_ASTC_10x8_Format,rr as RGBA_ASTC_12x10_Format,nr as RGBA_ASTC_12x12_Format,Ws as RGBA_ASTC_4x4_Format,Ks as RGBA_ASTC_5x4_Format,Xs as RGBA_ASTC_5x5_Format,Js as RGBA_ASTC_6x5_Format,Ys as RGBA_ASTC_6x6_Format,Zs as RGBA_ASTC_8x5_Format,qs as RGBA_ASTC_8x6_Format,$s as RGBA_ASTC_8x8_Format,or as RGBA_BPTC_Format,zs as RGBA_ETC2_EAC_Format,Hs as RGBA_PVRTC_2BPPV1_Format,Vs as RGBA_PVRTC_4BPPV1_Format,Ls as RGBA_S3TC_DXT1_Format,Us as RGBA_S3TC_DXT3_Format,Os as RGBA_S3TC_DXT5_Format,xs as RGBFormat,js as RGB_ETC1_Format,Gs as RGB_ETC2_Format,Qs as RGB_PVRTC_2BPPV1_Format,Ns as RGB_PVRTC_4BPPV1_Format,Rs as RGB_S3TC_DXT1_Format,Ds as RGFormat,Ss as RGIntegerFormat,Si as ReadableGeometry,ks as RedFormat,Is as RedIntegerFormat,id as ReflectionMap,$i as RepeatWrapping,XF as STLDefaultDataSource,sE as STLLoaderPlugin,ch as SceneModel,io as SceneModelMesh,ih as SceneModelTransform,cn as SectionPlane,DF as SectionPlanesPlugin,ps as ShortType,pd as Skybox,KF as SkyboxesPlugin,Fn as SpecularMaterial,Uh as SplineCurve,rd as SpriteMarker,OF as StoreyViewsPlugin,Un as Texture,fd as TextureTranscoder,oE as TreeViewPlugin,hs as UnsignedByteType,ws as UnsignedInt248Type,gs as UnsignedIntType,ys as UnsignedShort4444Type,bs as UnsignedShort5551Type,fs as UnsignedShortType,Vn as VBOGeometry,cE as ViewCullPlugin,rb as Viewer,yk as WebIFCLoaderPlugin,Sc as WorkerPool,hE as XKTDefaultDataSource,ik as XKTLoaderPlugin,mk as XML3DLoaderPlugin,Ti as buildBoxGeometry,zn as buildBoxLinesGeometry,Wn as buildBoxLinesGeometryFromAABB,on as buildCylinderGeometry,Kn as buildGridGeometry,Xn as buildPlaneGeometry,Yn as buildPolylineGeometry,Zn as buildPolylineGeometryFromCurve,an as buildSphereGeometry,Jn as buildTorusGeometry,un as buildVectorTextGeometry,Re as createRTCViewMat,Ee as frustumIntersectsAABB3,Uc as getKTX2TextureTranscoder,Ne as getPlaneRTCPos,jn as load3DSGeometry,Gn as loadOBJGeometry,$ as math,Oe as rtcToWorldPos,lr as sRGBEncoding,Fe as setFrustum,se as stats,le as utils,Le as worldToRTCPos,Ue as worldToRTCPositions};
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A=u.length?parseInt(pp.apply(void 0,u),10):0;return i*(r+a*Math.pow(10,-o))*Math.pow(10,l*A)},bf={type:2},Bf={type:3},wf={type:4},xf={type:13},Pf={type:8},Cf={type:21},Mf={type:9},Ff={type:10},Ef={type:11},kf={type:12},If={type:14},Df={type:23},Sf={type:1},Tf={type:25},Rf={type:24},Lf={type:26},Uf={type:27},Of={type:28},Nf={type:29},Qf={type:31},Vf={type:32},Hf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(dp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Vf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(ff(t)||gf(i,s)){var r=mf(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),xf;break;case 39:return this.consumeStringToken(39);case 40:return bf;case 41:return Bf;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),If;break;case 43:if(_f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return wf;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if(_f(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(mf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),Rf;break;case 46:if(_f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return Lf;case 59:return Uf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),Tf;break;case 64:var u=this.peekCodePoint(0),A=this.peekCodePoint(1),c=this.peekCodePoint(2);if(mf(u,A,c))return{type:7,value:this.consumeName()};break;case 91:return Of;case 92:if(gf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Nf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Pf;break;case 123:return Ef;case 125:return kf;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!hf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Mf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),Cf;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Ff;break;case-1:return Vf}return df(e)?(this.consumeWhiteSpace(),Qf):cf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):pf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:pp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();hf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(pp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(pp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(pp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&hf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];hf(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(pp.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),Df)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:pp.apply(void 0,e)};if(df(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:pp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),Df);if(34===s||39===s||40===s||vf(s))return this.consumeBadUrlRemnants(),Df;if(92===s){if(!gf(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),Df;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;df(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;gf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=pp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),Sf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):gf(s,r)&&(t+=this.consumeStringSlice(i),t+=pp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&cf(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&cf(r)||cf(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;cf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[yf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),n=this.peekCodePoint(2);return mf(s,r,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(hf(e)){for(var t=pp(e);hf(this.peekCodePoint(0))&&t.length<6;)t+=pp(this.consumeCodePoint());df(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(ff(t))e+=pp(t);else{if(!gf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=pp(this.consumeEscapedCodePoint())}}},e}(),jf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Hf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||qf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Vf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Gf=function(e){return 15===e.type},zf=function(e){return 17===e.type},Wf=function(e){return 20===e.type},Kf=function(e){return 0===e.type},Xf=function(e,t){return Wf(e)&&e.value===t},Jf=function(e){return 31!==e.type},Yf=function(e){return 31!==e.type&&4!==e.type},Zf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},qf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},$f=function(e){return 17===e.type||15===e.type},ev=function(e){return 16===e.type||$f(e)},tv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},iv={type:17,number:0,flags:4},sv={type:16,number:50,flags:4},rv={type:16,number:100,flags:4},nv=function(e,t,i){var s=e[0],r=e[1];return[ov(s,t),ov(void 0!==r?r:s,i)]},ov=function(e,t){if(16===e.type)return e.number/100*t;if(Gf(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},av=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},pv=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},fv=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},vv=function(e,t){var i=t.filter(Yf);if(3===i.length){var s=i.map(fv),r=s[0],n=s[1],o=s[2];return pv(r,n,o,1)}if(4===i.length){var a=i.map(fv),l=(r=a[0],n=a[1],o=a[2],a[3]);return pv(r,n,o,l)}return 0};function gv(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var mv=function(e,t){var i=t.filter(Yf),s=i[0],r=i[1],n=i[2],o=i[3],a=(17===s.type?Av(s.number):av(e,s))/(2*Math.PI),l=ev(r)?r.number/100:0,u=ev(n)?n.number/100:0,A=void 0!==o&&ev(o)?ov(o,1):1;if(0===l)return pv(255*u,255*u,255*u,1);var c=u<=.5?u*(l+1):u+l-u*l,h=2*u-c,d=gv(h,c,a+1/3),p=gv(h,c,a),f=gv(h,c,a-1/3);return pv(255*d,255*p,255*f,A)},_v={hsl:mv,hsla:mv,rgb:vv,rgba:vv},yv=function(e,t){return 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py(i.left+x/2,i.top+b/2),this.topRightBorderStroke=r>0||n>0?_y(i.left+g,i.top+b/2,a-B/2,l-b/2,G_.TOP_RIGHT):new py(i.left+i.width-B/2,i.top+b/2),this.bottomRightBorderStroke=A>0||c>0?_y(i.left+_,i.top+m,A-B/2,c-w/2,G_.BOTTOM_RIGHT):new py(i.left+i.width-B/2,i.top+i.height-w/2),this.bottomLeftBorderStroke=d>0||p>0?_y(i.left+x/2,i.top+y,d-x/2,p-w/2,G_.BOTTOM_LEFT):new py(i.left+x/2,i.top+i.height-w/2),this.topLeftBorderBox=r>0||n>0?_y(i.left,i.top,r,n,G_.TOP_LEFT):new py(i.left,i.top),this.topRightBorderBox=a>0||l>0?_y(i.left+g,i.top,a,l,G_.TOP_RIGHT):new py(i.left+i.width,i.top),this.bottomRightBorderBox=A>0||c>0?_y(i.left+_,i.top+m,A,c,G_.BOTTOM_RIGHT):new py(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?_y(i.left,i.top+y,d,p,G_.BOTTOM_LEFT):new py(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||n>0?_y(i.left+x,i.top+b,Math.max(0,r-x),Math.max(0,n-b),G_.TOP_LEFT):new py(i.left+x,i.top+b),this.topRightPaddingBox=a>0||l>0?_y(i.left+Math.min(g,i.width-B),i.top+b,g>i.width+B?0:Math.max(0,a-B),Math.max(0,l-b),G_.TOP_RIGHT):new py(i.left+i.width-B,i.top+b),this.bottomRightPaddingBox=A>0||c>0?_y(i.left+Math.min(_,i.width-x),i.top+Math.min(m,i.height-w),Math.max(0,A-B),Math.max(0,c-w),G_.BOTTOM_RIGHT):new py(i.left+i.width-B,i.top+i.height-w),this.bottomLeftPaddingBox=d>0||p>0?_y(i.left+x,i.top+Math.min(y,i.height-w),Math.max(0,d-x),Math.max(0,p-w),G_.BOTTOM_LEFT):new py(i.left+x,i.top+i.height-w),this.topLeftContentBox=r>0||n>0?_y(i.left+x+F,i.top+b+P,Math.max(0,r-(x+F)),Math.max(0,n-(b+P)),G_.TOP_LEFT):new py(i.left+x+F,i.top+b+P),this.topRightContentBox=a>0||l>0?_y(i.left+Math.min(g,i.width+x+F),i.top+b+P,g>i.width+x+F?0:a-x+F,l-(b+P),G_.TOP_RIGHT):new py(i.left+i.width-(B+C),i.top+b+P),this.bottomRightContentBox=A>0||c>0?_y(i.left+Math.min(_,i.width-(x+F)),i.top+Math.min(m,i.height+b+P),Math.max(0,A-(B+C)),c-(w+M),G_.BOTTOM_RIGHT):new py(i.left+i.width-(B+C),i.top+i.height-(w+M)),this.bottomLeftContentBox=d>0||p>0?_y(i.left+x+F,i.top+y,Math.max(0,d-(x+F)),p-(w+M),G_.BOTTOM_LEFT):new py(i.left+x+F,i.top+i.height-(w+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(G_||(G_={}));var _y=function(e,t,i,s,r){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=s*n,l=e+i,u=t+s;switch(r){case G_.TOP_LEFT:return new vy(new py(e,u),new py(e,u-a),new py(l-o,t),new py(l,t));case G_.TOP_RIGHT:return new vy(new py(e,t),new py(e+o,t),new py(l,u-a),new py(l,u));case G_.BOTTOM_RIGHT:return new vy(new py(l,t),new py(l,t+a),new py(e+o,u),new py(e,u));case G_.BOTTOM_LEFT:default:return new vy(new py(l,u),new py(l-o,u),new py(e,t+a),new py(e,t))}},yy=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},by=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},By=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},wy=function(e,t){this.path=e,this.target=t,this.type=1},xy=function(e){this.opacity=e,this.type=2,this.target=6},Py=function(e){return 1===e.type},Cy=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},My=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},Fy=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new my(this.container),this.container.styles.opacity<1&&this.effects.push(new xy(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new By(i,s,r))}if(0!==this.container.styles.overflowX){var n=yy(this.curves),o=by(this.curves);Cy(n,o)?this.effects.push(new wy(n,6)):(this.effects.push(new wy(n,2)),this.effects.push(new wy(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!Py(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=yy(i.curves),o=by(i.curves);Cy(n,o)||s.unshift(new wy(o,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return em(t.target,e)}))},e}(),Ey=function e(t,i,s,r){t.container.elements.forEach((function(n){var o=em(n.flags,4),a=em(n.flags,2),l=new Fy(n,t);em(n.styles.display,2048)&&r.push(l);var u=em(n.flags,8)?[]:r;if(o||a){var A=o||n.styles.isPositioned()?s:i,c=new My(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;A.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),A.negativeZIndex.splice(d,0,c)}else if(h>0){var p=0;A.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),A.positiveZIndex.splice(p,0,c)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(c)}else n.styles.isFloating()?A.nonPositionedFloats.push(c):A.nonPositionedInlineLevel.push(c);e(l,c,o?c:s,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,s,u);em(n.flags,8)&&ky(n,u)}))},ky=function(e,t){for(var i=e instanceof e_?e.start:1,s=e instanceof e_&&e.reversed,r=0;r<t.length;r++){var n=t[r];n.container instanceof $m&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=H_(i,n.container.styles.listStyleType,!0),i+=s?-1:1}},Iy=function(e){var t=new Fy(e,null),i=new My(t),s=[];return Ey(t,i,i,s),ky(t.container,s),i},Dy=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return Ty(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return Ty(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return Ty(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},Sy=function(e,t){var i=[];return gy(e)?i.push(e.subdivide(.5,!1)):i.push(e),gy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},Ty=function(e,t,i,s){var r=[];return gy(e)?r.push(e.subdivide(.5,!1)):r.push(e),gy(i)?r.push(i.subdivide(.5,!0)):r.push(i),gy(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),gy(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},Ry=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},Ly=function(e){var t=e.styles,i=e.bounds,s=ov(t.paddingLeft,i.width),r=ov(t.paddingRight,i.width),n=ov(t.paddingTop,i.width),o=ov(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+n+o))},Uy=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?Ly(t):Ry(t)}(Vy(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?Ly(t):Ry(t)}(Vy(e.styles.backgroundClip,t),e),n=Qy(Vy(e.styles.backgroundSize,t),i,s),o=n[0],a=n[1],l=nv(Vy(e.styles.backgroundPosition,t),s.width-o,s.height-a);return[Hy(Vy(e.styles.backgroundRepeat,t),l,n,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),o,a]},Oy=function(e){return Wf(e)&&e.value===Dv.AUTO},Ny=function(e){return"number"==typeof e},Qy=function(e,t,i){var s=t[0],r=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(ev(o)&&a&&ev(a))return[ov(o,i.width),ov(a,i.height)];var l=Ny(n);if(Wf(o)&&(o.value===Dv.CONTAIN||o.value===Dv.COVER))return Ny(n)?i.width/i.height<n!=(o.value===Dv.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=Ny(s),A=Ny(r),c=u||A;if(Oy(o)&&(!a||Oy(a)))return u&&A?[s,r]:l||c?c&&l?[u?s:r*n,A?r:s/n]:[u?s:i.width,A?r:i.height]:[i.width,i.height];if(l){var h=0,d=0;return ev(o)?h=ov(o,i.width):ev(a)&&(d=ov(a,i.height)),Oy(o)?h=d*n:a&&!Oy(a)||(d=h/n),[h,d]}var p=null,f=null;if(ev(o)?p=ov(o,i.width):a&&ev(a)&&(f=ov(a,i.height)),null===p||a&&!Oy(a)||(f=u&&A?p/s*r:i.height),null!==f&&Oy(o)&&(p=u&&A?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},Vy=function(e,t){var i=e[t];return void 0===i?e[0]:i},Hy=function(e,t,i,s,r){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new py(Math.round(s.left),Math.round(s.top+o)),new py(Math.round(s.left+s.width),Math.round(s.top+o)),new py(Math.round(s.left+s.width),Math.round(l+s.top+o)),new py(Math.round(s.left),Math.round(l+s.top+o))];case 3:return[new py(Math.round(s.left+n),Math.round(s.top)),new py(Math.round(s.left+n+a),Math.round(s.top)),new py(Math.round(s.left+n+a),Math.round(s.height+s.top)),new py(Math.round(s.left+n),Math.round(s.height+s.top))];case 1:return[new py(Math.round(s.left+n),Math.round(s.top+o)),new py(Math.round(s.left+n+a),Math.round(s.top+o)),new py(Math.round(s.left+n+a),Math.round(s.top+o+l)),new py(Math.round(s.left+n),Math.round(s.top+o+l))];default:return[new py(Math.round(r.left),Math.round(r.top)),new py(Math.round(r.left+r.width),Math.round(r.top)),new py(Math.round(r.left+r.width),Math.round(r.height+r.top)),new py(Math.round(r.left),Math.round(r.height+r.top))]}},jy=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var o=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Gy=function(e,t){this.context=e,this.options=t},zy=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new jy(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return op(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),Py(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return lp(this,void 0,void 0,(function(){return up(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return lp(this,void 0,void 0,(function(){return up(this,(function(t){switch(t.label){case 0:return em(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Hm(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Yy(e.fontFamily).join(", "),s=Gf(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return lp(this,void 0,void 0,(function(){var i,s,r,n,o,a,l,u,A=this;return up(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],n=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(r,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:A.ctx.fillStyle=dv(t.color),A.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){A.ctx.shadowColor=dv(i.color),A.ctx.shadowOffsetX=i.offsetX.number*A.options.scale,A.ctx.shadowOffsetY=i.offsetY.number*A.options.scale,A.ctx.shadowBlur=i.blur.number,A.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),A.ctx.shadowColor="",A.ctx.shadowOffsetX=0,A.ctx.shadowOffsetY=0,A.ctx.shadowBlur=0),t.textDecorationLine.length&&(A.ctx.fillStyle=dv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:A.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:A.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:A.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(A.ctx.strokeStyle=dv(t.webkitTextStrokeColor),A.ctx.lineWidth=t.webkitTextStrokeWidth,A.ctx.lineJoin=window.chrome?"miter":"round",A.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),A.ctx.strokeStyle="",A.ctx.lineWidth=0,A.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=Ly(e),r=by(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return lp(this,void 0,void 0,(function(){var i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_;return up(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,r)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof Ym))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,s,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Zm&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof qm))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,s,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof a_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof r_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new py(i.bounds.left+.39363*u,i.bounds.top+.79*u),new py(i.bounds.left+.16*u,i.bounds.top+.5549*u),new py(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new py(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new py(i.bounds.left+.72983*u,i.bounds.top+.23*u),new py(i.bounds.left+.84*u,i.bounds.top+.34085*u),new py(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=dv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=dv(707406591),this.ctx.fill(),this.ctx.restore())),Wy(i)&&i.value.length){switch(A=this.createFontStyle(r),m=A[0],c=A[1],h=this.fontMetrics.getMetrics(m,c).baseline,this.ctx.font=m,this.ctx.fillStyle=dv(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Xy(i.styles.textAlign),_=Ly(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new py(_.left,_.top),new py(_.left+_.width,_.top),new py(_.left+_.width,_.top+_.height),new py(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Nm(i.value,p),r.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!em(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(r)[0],this.ctx.font=m,this.ctx.fillStyle=dv(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new cp(i.bounds.left,i.bounds.top+ov(i.styles.paddingTop,i.bounds.width),i.bounds.width,gg(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Nm(e.listValue,_),r.letterSpacing,gg(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o,a,l,u,A,c,h,d,p,f;return up(this,(function(v){switch(v.label){case 0:return em(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),s=0,r=e.nonInlineLevel,v.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return s++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,A=e.inlineLevel,v.label=19;case 19:return u<A.length?(f=A[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:c=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return c<h.length?(f=h[c],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=gy(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),gy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o;return up(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,B,w,x,P,C,M,F,E,k,I,D,S,T;return up(this,(function(R){switch(R.label){case 0:if(0!==i.type)return[3,5];r=void 0,n=i.url,R.label=1;case 1:return R.trys.push([1,3,,4]),[4,s.context.cache.match(n)];case 2:return r=R.sent(),[3,4];case 3:return R.sent(),s.context.logger.error("Error loading background-image "+n),[3,4];case 4:return r&&(o=Uy(e,t,[r.width,r.height,r.width/r.height]),_=o[0],P=o[1],C=o[2],B=o[3],w=o[4],g=s.ctx.createPattern(s.resizeImage(r,B,w),"repeat"),s.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=Uy(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],B=a[3],w=a[4],l=Cv(i.angle,B,w),u=l[0],A=l[1],c=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=B,p.height=w,f=p.getContext("2d"),v=f.createLinearGradient(A,h,c,d),Pv(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,dv(e.color))})),f.fillStyle=v,f.fillRect(0,0,B,w),B>0&&w>0&&(g=s.ctx.createPattern(p,"repeat"),s.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=Uy(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],B=m[3],w=m[4],x=0===i.position.length?[sv]:i.position,P=ov(x[0],B),C=ov(x[x.length-1],w),M=function(e,t,i,s,r){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-s)),o=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)n=o=Math.min(Mv(t,i),Mv(t,i-r),Mv(t-s,i),Mv(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=Fv(s,r,t,i,!0),u=l[0],A=l[1];o=a*(n=Mv(u-t,(A-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-s)),o=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)n=o=Math.max(Mv(t,i),Mv(t,i-r),Mv(t-s,i),Mv(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=Fv(s,r,t,i,!1);u=c[0],A=c[1],o=a*(n=Mv(u-t,(A-i)/a))}}return Array.isArray(e.size)&&(n=ov(e.size[0],s),o=2===e.size.length?ov(e.size[1],r):n),[n,o]}(i,P,C,B,w),F=M[0],E=M[1],F>0&&E>0&&(k=s.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,F),Pv(i.stops,2*F).forEach((function(e){return k.addColorStop(e.stop,dv(e.color))})),s.path(_),s.ctx.fillStyle=k,F!==E?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=E/F),s.ctx.save(),s.ctx.translate(I,D),s.ctx.transform(1,0,0,S,0,0),s.ctx.translate(-I,-D),s.ctx.fillRect(y,T*(b-D)+D,B,w*T),s.ctx.restore()):s.ctx.fill())),R.label=6;case 6:return t--,[2]}}))},s=this,r=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<n.length?(o=n[r],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return lp(this,void 0,void 0,(function(){return up(this,(function(s){return this.path(Dy(i,t)),this.ctx.fillStyle=dv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return lp(this,void 0,void 0,(function(){var r,n;return up(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return o.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return Ty(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return Ty(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return Ty(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=dv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return Ty(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return Ty(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return Ty(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return Ty(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return lp(this,void 0,void 0,(function(){var t,i,s,r,n,o,a,l,u=this;return up(this,(function(A){switch(A.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!hv(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Ky(Vy(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),hv(t.backgroundColor)||(this.ctx.fillStyle=dv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:A.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,s,r,n,o,a=yy(e.curves),l=t.inset?0:1e4,A=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+n,r);case 2:return e.add(s+n,r+o);case 3:return e.add(s,r+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(A)):(u.mask(a),u.ctx.clip(),u.path(A)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=dv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?dv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),A.label=2;case 2:n=0,o=0,a=s,A.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!hv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return A.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return A.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return A.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:A.sent(),A.label=11;case 11:n++,A.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return lp(this,void 0,void 0,(function(){var n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y;return up(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return Sy(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return Sy(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return Sy(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return Sy(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),o=Dy(s,i),2===r&&(this.path(o),this.ctx.clip()),gy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),gy(o[1])?(u=o[1].end.x,A=o[1].end.y):(u=o[1].x,A=o[1].y),c=0===i||2===i?Math.abs(a-u):Math.abs(l-A),this.ctx.beginPath(),3===r?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(h=t,d=t),p=!0,c<=2*h?p=!1:c<=2*h+d?(h*=f=c/(2*h+d),d*=f):(v=Math.floor((c+d)/(h+d)),g=(c-v*h)/(v-1),d=(m=(c-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===r?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=dv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(gy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new py(_.end.x,_.end.y),new py(y.start.x,y.start.y)]),this.ctx.stroke()),gy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new py(_.end.x,_.end.y),new py(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return lp(this,void 0,void 0,(function(){var t;return up(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=dv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=Iy(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(Gy),Wy=function(e){return e instanceof o_||(e instanceof n_||e instanceof r_&&"radio"!==e.type&&"checkbox"!==e.type)},Ky=function(e,t){switch(e){case 0:return yy(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return by(t)}},Xy=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Jy=["-apple-system","system-ui"],Yy=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Jy.indexOf(e)})):e},Zy=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return op(t,e),t.prototype.render=function(e){return lp(this,void 0,void 0,(function(){var t,i;return up(this,(function(s){switch(s.label){case 0:return t=Lm(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,qy(t)];case 1:return 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s=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),r=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new cp(0,0,s,r)}(h.ownerDocument):hp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=sb(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:s.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Zy(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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sp(this,this.scene),this.id=t.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new zh(this.scene,{duration:.5}),this.cameraControl=new qd(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}var t;return C(e,[{key:"capabilities",get:function(){return this.scene.capabilities}},{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var s=0,r=i.length;s<r;s++)i[s](t)}},{key:"off",value:function(e){}},{key:"log",value:function(e){console.log("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"addPlugin",value:function(e){this._plugins.push(e)}},{key:"removePlugin",value:function(e){for(var t=0,i=this._plugins.length;t<i;t++){var s=this._plugins[t];if(s===e)return s.clear&&s.clear(),void 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Wx(){return(Wx=u(a().mark((function e(t,i){var s,r,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!Gx(t)){e.next=6;break}return e.next=4,_x(i);case 4:return s=e.sent,e.abrupt("return",Jx(s.KTX2File,t,i));case 6:return e.next=8,px(i);case 8:return r=e.sent,n=r.BasisFile,e.abrupt("return",Kx(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,_x(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",Jx(o.KTX2File,t,i));case 21:return e.abrupt("return",Kx(o.BasisFile,t,i));case 22:return e.next=24,px(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",Kx(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function Kx(e,t,i){var s=new e(new Uint8Array(t));try{if(!s.startTranscoding())throw new Error("Failed to start basis transcoding");for(var r=s.getNumImages(),n=[],o=0;o<r;o++){for(var a=s.getNumLevels(o),l=[],u=0;u<a;u++)l.push(Xx(s,o,u,i));n.push(l)}return n}finally{s.close(),s.delete()}}function Xx(e,t,i,s){var r=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=Zx(s,o),l=a.compressed,u=a.format,A=a.basisFormat,c=e.getImageTranscodedSizeInBytes(t,i,A),h=new Uint8Array(c);if(!e.transcodeImage(h,t,i,A,0,0))throw new Error("failed to start Basis transcoding");return{width:r,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function Jx(e,t,i){var s=new e(new Uint8Array(t));try{if(!s.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var r=s.getLevels(),n=[],o=0;o<r;o++){n.push(Yx(s,o,i));break}return[n]}finally{s.close(),s.delete()}}function Yx(e,t,i){var s=e.getImageLevelInfo(t,0,0),r=s.alphaFlag,n=s.height,o=s.width,a=Zx(i,r),l=a.compressed,u=a.format,A=a.basisFormat,c=e.getImageTranscodedSizeInBytes(t,0,0,A),h=new Uint8Array(c);if(!e.transcodeImage(h,t,0,0,A,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:r,format:u}}function Zx(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=qx()),"object"===w(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),zx[i]}function qx(){var e=Hx();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var $x=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return Wx.apply(this,arguments)}}),eP=globalThis._parseImageNode,tP="undefined"!=typeof Image,iP="undefined"!=typeof ImageBitmap,sP=Boolean(eP),rP=!!ob||sP;function nP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===w(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function oP(e){switch(nP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var aP=/^data:image\/svg\+xml/,lP=/\.svg((\?|#).*)?$/;function uP(e){return e&&(aP.test(e)||lP.test(e))}function AP(e,t){if(uP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return cP(e,t)}function cP(e,t){if(uP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function hP(e,t,i){return dP.apply(this,arguments)}function dP(){return(dP=u(a().mark((function e(t,i,s){var r,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=AP(t,s),n=self.URL||self.webkitURL,o="string"!=typeof r&&n.createObjectURL(r),e.prev=3,e.next=6,pP(o||r,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function pP(e,t){return fP.apply(this,arguments)}function fP(){return fP=u(a().mark((function e(t,i){var s;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((s=new Image).src=t,!(i.image&&i.image.decode&&s.decode)){e.next=6;break}return e.next=5,s.decode();case 5:return e.abrupt("return",s);case 6:return e.next=8,new Promise((function(e,i){try{s.onload=function(){return e(s)},s.onerror=function(e){return i(new Error("Could not load image 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9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),gP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),bP.apply(this,arguments)}function BP(e){for(var t in e||vP)return!1;return!0}function wP(e){var t=xP(e);return function(e){var t=xP(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=xP(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),s=i.tableMarkers,r=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(r.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!s.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=xP(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=xP(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function xP(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function PP(e,t){return CP.apply(this,arguments)}function CP(){return CP=u(a().mark((function e(t,i){var s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=wP(t)||{},r=s.mimeType,nb(n=globalThis._parseImageNode),e.next=5,n(t,r);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),CP.apply(this,arguments)}function MP(){return(MP=u(a().mark((function e(t,i,s){var r,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:r=(i=i||{}).image||{},n=r.type||"auto",o=(s||{}).url,l=FP(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,mP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,hP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,PP(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:nb(!1);case 21:return"data"===n&&(u=oP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function FP(e){switch(e){case"auto":case"data":return function(){if(iP)return"imagebitmap";if(tP)return"image";if(rP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return iP||tP||rP;case"imagebitmap":return iP;case"image":return tP;case"data":return rP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var EP={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return MP.apply(this,arguments)},tests:[function(e){return Boolean(wP(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},kP=["image/png","image/jpeg","image/gif"],IP={};function DP(e){return void 0===IP[e]&&(IP[e]=function(e){switch(e){case"image/webp":return function(){if(!ob)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return ob;default:if(!ob){var t=globalThis._parseImageNode;return Boolean(t)&&kP.includes(e)}return!0}}(e)),IP[e]}function SP(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function TP(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function RP(e,t,i){var s=e.bufferViews[i];SP(s);var r=t[s.buffer];SP(r);var n=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,n,s.byteLength)}var LP=["SCALAR","VEC2","VEC3","VEC4"],UP=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],OP=new Map(UP),NP={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},QP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},VP={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function HP(e){return LP[e-1]||LP[0]}function jP(e){var t=OP.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function GP(e,t){var i=VP[e.componentType],s=NP[e.type],r=QP[e.componentType],n=e.count*s,o=e.count*s*r;return SP(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var zP,WP={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},KP=function(){function e(t){x(this,e),fb(this,"gltf",void 0),fb(this,"sourceBuffers",void 0),fb(this,"byteLength",void 0),this.gltf=t||{json:n({},WP),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];SP(i);var s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=GP(e,t),r=s.ArrayType,n=s.length;return new r(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},s=i[t];return delete i[t],s}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return SP(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return SP(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,s=e.material,r=e.mode,n=void 0===r?4:r,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=wP(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;SP(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Jb(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:HP(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));var r={size:t.size,componentType:jP(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,s=this.byteLength,r=new ArrayBuffer(s),n=new Uint8Array(r),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=Yb(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=s:this.json.buffers=[{byteLength:s}],this.gltf.binary=r,this.sourceBuffers=[r]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var s=e[i],r=this._getGltfAttributeName(i),n=this.addBinaryBuffer(s.value,s);t[r]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var s,r=c(e.subarray(0,t));try{for(r.s();!(s=r.n()).done;){var n=s.value;i.min.push(n),i.max.push(n)}}catch(e){r.e(e)}finally{r.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),XP="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",JP="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t,i={},s=c(e);try{for(s.s();!(t=s.n()).done;){var r=t.value;i[r.name]&&console.warn("Schema: duplicated field name",r.name,r),i[r.name]=!0}}catch(e){s.e(e)}finally{s.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,s=new Array(i),r=0;r<i;r++)s[r]=arguments[r];for(var n=0,o=s;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,s=new Array(i),r=0;r<i;r++)s[r]=arguments[r];var n=s.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,s=this.metadata;if(t instanceof e){var r=t;i=r.fields,s=gC(gC(new Map,this.metadata),r.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),s)}}]),e}();function gC(e,t){return new Map([].concat(A(e||new Map),A(t||new Map)))}var mC,_C=function(){function e(t,i){var s=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;x(this,e),fb(this,"name",void 0),fb(this,"type",void 0),fb(this,"nullable",void 0),fb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=s,this.metadata=r}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(mC||(mC={}));var yC=function(){function e(){x(this,e)}return C(e,[{key:"typeId",get:function(){return mC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===mC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===mC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===mC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===mC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===mC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===mC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===mC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===mC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===mC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===mC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===mC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===mC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===mC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===mC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===mC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===mC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===mC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===mC.Dictionary}}]),e}(),bC=function(e,t){g(s,yC);var i=_(s);function s(e,t){var r;return x(this,s),fb(b(r=i.call(this)),"isSigned",void 0),fb(b(r),"bitWidth",void 0),r.isSigned=e,r.bitWidth=t,r}return C(s,[{key:"typeId",get:function(){return mC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),s}(0,Symbol.toStringTag),BC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,8)}return C(i)}(),wC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,16)}return C(i)}(),xC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!0,32)}return C(i)}(),PC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,8)}return C(i)}(),CC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,16)}return C(i)}(),MC=function(e){g(i,bC);var t=_(i);function i(){return x(this,i),t.call(this,!1,32)}return C(i)}(),FC=32,EC=64,kC=function(e,t){g(s,yC);var i=_(s);function s(e){var t;return x(this,s),fb(b(t=i.call(this)),"precision",void 0),t.precision=e,t}return C(s,[{key:"typeId",get:function(){return mC.Float}},{key:t,get:function(){return"Float"}},{key:"toString",value:function(){return"Float".concat(this.precision)}}]),s}(0,Symbol.toStringTag),IC=function(e){g(i,kC);var t=_(i);function i(){return x(this,i),t.call(this,FC)}return C(i)}(),DC=function(e){g(i,kC);var t=_(i);function i(){return x(this,i),t.call(this,EC)}return C(i)}(),SC=function(e,t){g(s,yC);var i=_(s);function s(e,t){var r;return x(this,s),fb(b(r=i.call(this)),"listSize",void 0),fb(b(r),"children",void 0),r.listSize=e,r.children=[t],r}return C(s,[{key:"typeId",get:function(){return mC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),s}(0,Symbol.toStringTag);function TC(e,t,i){var s=function(e){switch(e.constructor){case Int8Array:return new BC;case Uint8Array:return new PC;case Int16Array:return new wC;case Uint16Array:return new CC;case Int32Array:return new xC;case Uint32Array:return new MC;case Float32Array:return new IC;case Float64Array:return new DC;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new _C(e,new SC(t.size,new _C("value",s)),!1,r)}function RC(e,t,i){var s=UC(t.metadata),r=[],n=function(e){var t={};for(var i in e){var s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(var o in e){var a=LC(o,e[o],n[o]);r.push(a)}if(i){var l=LC("indices",i);r.push(l)}return new vC(r,s)}function LC(e,t,i){return TC(e,t,i?UC(i.metadata):void 0)}function UC(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var OC={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},NC={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},QC=function(){function e(t){x(this,e),fb(this,"draco",void 0),fb(this,"decoder",void 0),fb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(s){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!r.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(r,s,t),u=this._getMeshData(r,l,t),A=fC(u.attributes),c=RC(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:r.num_points(),boundingBox:A}},u),{},{schema:c});return h}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},s=0;s<e.num_attributes();s++){var r=this.decoder.GetAttribute(e,s),n=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:n};var o=this._getQuantizationTransform(r,t);o&&(i[r.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var s={},r=0,n=Object.values(e.attributes);r<n.length;r++){var o=n[r],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,A=l.size;s[a]={value:u,size:A,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return s}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,s=NC[t.data_type],r=t.num_components,n=e.num_points()*r,o=n*s.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,s),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new s(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:r}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,s=0,r=Object.entries(t.extraAttributes||{});s<r.length;s++){var n=h(r[s],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in OC){if(this.draco[l]===a)return OC[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),s=0;s<i;s++){var r=this.metadataQuerier.GetEntryName(e,s);t[r]=this._getDracoMetadataField(e,r)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var s=function(e){for(var t=e.size(),i=new Int32Array(t),s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,s=void 0===i?[]:i,r=e.octahedronAttributes,n=void 0===r?[]:r,o=c([].concat(A(s),A(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,s=t.quantizedAttributes,r=void 0===s?[]:s,n=e.attribute_type();if(r.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,s=t.octahedronAttributes,r=void 0===s?[]:s,n=e.attribute_type();if(r.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var VC,HC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),jC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),GC="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function zC(e){return WC.apply(this,arguments)}function WC(){return(WC=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},VC=i.draco3d?VC||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):VC||KC(t),e.next=4,VC;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function KC(e){return XC.apply(this,arguments)}function XC(){return(XC=u(a().mark((function e(t){var i,s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,Db(HC,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,Db(jC,"draco",t);case 10:return e.t2=e.sent,e.next=13,Db(GC,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:r=e.sent,n=h(r,2),i=n[0],s=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,JC(i,s);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function JC(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var YC=n(n({},pC),{},{parse:function(e,t){return ZC.apply(this,arguments)}});function ZC(){return(ZC=u(a().mark((function e(t,i){var s,r,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,zC(i);case 2:return s=e.sent,r=s.draco,n=new QC(r),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function qC(e){var t={};for(var i in e){var s=e[i];if("indices"!==i){var r=$C(s);t[i]=r}}return t}function $C(e){var t=function(e){var t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e),i=t.buffer,s=t.size;return{value:i,size:s,byteOffset:0,count:t.count,type:HP(s),componentType:jP(i)}}function eM(){return(eM=u(a().mark((function e(t,i,s){var r,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(r=i.gltf)&&void 0!==r&&r.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new KP(t),o=[],l=c(nM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(tM(n,A,i,s))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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i=e.buffer,s=n(n({id:"bufferView-".concat(t)},e),{},{buffer:this.buffers[i]}),r=this.buffers[i].arrayBuffer,o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}},{key:"_resolveCamera",value:function(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}]),e}();function SM(e,t){return(new DM).postProcess(e,t)}var TM=!0;function RM(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}function LM(e,t,i){nb(e.header.byteLength>20);var s=t.getUint32(i+0,TM),r=t.getUint32(i+4,TM);return i+=8,nb(0===r),OM(e,t,i,s),i+=s,i+=NM(e,t,i,e.header.byteLength)}function UM(e,t,i,s){return nb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){var r=t.getUint32(i+0,TM),n=t.getUint32(i+4,TM);switch(i+=8,n){case 1313821514:OM(e,t,i,r);break;case 5130562:NM(e,t,i,r);break;case 0:s.strict||OM(e,t,i,r);break;case 1:s.strict||NM(e,t,i,r)}i+=Jb(r,4)}}(e,t,i,s),i+e.header.byteLength}function OM(e,t,i,s){var r=new Uint8Array(t.buffer,i,s),n=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(n),Jb(s,4)}function NM(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),Jb(s,4)}function QM(e,t){return VM.apply(this,arguments)}function VM(){return VM=u(a().mark((function e(t,i){var s,r,n,o,l,u,A,c,h,d,p=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(s=p.length>2&&void 0!==p[2]?p[2]:0,r=p.length>3?p[3]:void 0,n=p.length>4?p[4]:void 0,HM(t,i,s,r),bM(t,{normalize:null==r||null===(o=r.gltf)||void 0===o?void 0:o.normalize}),pM(t,r,n),c=[],null==r||null===(l=r.gltf)||void 0===l||!l.loadBuffers||!t.json.buffers){e.next=10;break}return e.next=10,jM(t,r,n);case 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13:h=e.sent,t.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete o.uri,e.next=19;break;case 18:null===t.buffers[n]&&(t.buffers[n]={arrayBuffer:new ArrayBuffer(o.byteLength),byteOffset:0,byteLength:o.byteLength});case 19:++n,e.next=2;break;case 22:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function zM(e,t,i){return WM.apply(this,arguments)}function WM(){return(WM=u(a().mark((function e(t,i,s){var r,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:r=KM(t),n=t.json.images||[],o=[],l=c(r);try{for(l.s();!(u=l.n()).done;)A=u.value,o.push(XM(t,n[A],A,i,s))}catch(e){l.e(e)}finally{l.f()}return e.next=7,Promise.all(o);case 7:return e.abrupt("return",e.sent);case 8:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function KM(e){var t,i=new Set,s=c(e.json.textures||[]);try{for(s.s();!(t=s.n()).done;){var r=t.value;void 0!==r.source&&i.add(r.source)}}catch(e){s.e(e)}finally{s.f()}return Array.from(i).sort()}function 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ZM.apply(this,arguments)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};function ZM(){return ZM=u(a().mark((function e(t){var i,s,r,o,l,u=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=u.length>1&&void 0!==u[1]?u[1]:{},s=u.length>2?u[2]:void 0,(i=n(n({},YM.options),i)).gltf=n(n({},YM.options.gltf),i.gltf),r=i.byteOffset,o=void 0===r?0:r,l={},e.next=8,QM(l,t,o,i,s);case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),ZM.apply(this,arguments)}var qM=function(){function e(t){x(this,e)}return C(e,[{key:"load",value:function(e,t,i,s,r,n,o){!function(e,t,i,s,r,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(function(o){s.basePath=eF(t),tF(e,t,o,i,s,r,n),a.processes--}),(function(e){a.processes--,o(e)})):e.dataSource.getGLTF(t,(function(o){s.basePath=eF(t),tF(e,t,o,i,s,r,n),a.processes--}),(function(e){a.processes--,o(e)}))}(e,t,i,s=s||{},r,(function(){_e.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),n&&n()}),(function(t){e.error(t),o&&o(t),r.fire("error",t)}))}},{key:"parse",value:function(e,t,i,s,r,n,o){tF(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),n&&n()}))}}]),e}();function $M(e){for(var t={},i={},s=e.metaObjects||[],r={},n=0,o=s.length;n<o;n++){var a=s[n];r[a.id]=a}for(var l=0,u=s.length;l<u;l++){var A=s[l];if(void 0!==A.parent&&null!==A.parent){var c=r[A.parent];if(A.type===c.type){for(var h=c;h.parent&&r[h.parent].type===h.type;)h=r[h.parent];(t[h.id]||(t[h.id]={numChildren:0,countChildren:0})).numChildren++,i[A.id]=h}}}return{metaObjectsMap:r,eachRootStats:t,eachChildRoot:i}}function eF(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function tF(e,t,i,s,r,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,ox(i,YM,{baseUri:r.basePath}).then((function(i){var l={src:t,metaModelCorrections:s?$M(s):null,loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:n.scene,plugin:e,sceneModel:n,numObjects:0,nodes:[],nextId:0,log:function(t){e.log(t)}};!function(e){var t=e.gltfData.textures;if(t)for(var i=0,s=t.length;i<s;i++)iF(e,t[i])}(l),function(e){var t=e.gltfData.materials;if(t)for(var i=0,s=t.length;i<s;i++){var r=t[i];r._textureSetId=sF(e,r),r._attributes=rF(e,r)}}(l),function(e){var t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void lF(e,"glTF has no default scene");!function(e,t){var i=t.nodes;if(!i)return;for(var s=0,r=i.length;s<r;s++){nF(e,i[s])}for(var n=0,o=i.length;n<o;n++){aF(e,i[n],0,null)}}(e,i)}(l),n.finalize(),a.processes--,o()}))}function iF(e,t){if(t.source&&t.source.image){var i="texture-".concat(e.nextId++),s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}var r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}var n=1e3;switch(t.sampler.wrapS){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}var o=1e3;switch(t.sampler.wrapT){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}var a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:n,wrapT:o,wrapR:a,encoding:3001}),t._textureId=i}}function sF(e,t){var i={};t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId);var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var r=t.pbrMetallicRoughness,n=r.baseColorTexture||r.colorTexture;n&&(n.texture?i.colorTextureId=n.texture._textureId:i.colorTextureId=e.gltfData.textures[n.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var o=t.extensions;if(o){var a=o.KHR_materials_pbrSpecularGlossiness;if(a){a.specularTexture;var l=a.specularColorTexture;null!=l&&(i.colorTextureId=e.gltfData.textures[l.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id="textureSet-".concat(e.nextId++,";"),e.sceneModel.createTextureSet(i),i.id):null}function rF(e,t){var i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){var r=i.KHR_materials_pbrSpecularGlossiness;if(r){var n=r.diffuseFactor;null!=n&&s.color.set(n)}var o=i.KHR_materials_common;if(o){var a=o.technique,l=o.values||{},u="BLINN"===a,A="PHONG"===a,c="LAMBERT"===a,h=l.diffuse;h&&(u||A||c)&&(le.isString(h)||s.color.set(h));var d=l.transparency;null!=d&&(s.opacity=d);var p=l.transparent;null!=p&&(s.opacity=p)}}var f=t.pbrMetallicRoughness;if(f){var v=f.baseColorFactor;v&&(s.color[0]=v[0],s.color[1]=v[1],s.color[2]=v[2],s.opacity=v[3]);var g=f.metallicFactor;null!=g&&(s.metallic=g);var m=f.roughnessFactor;null!=m&&(s.roughness=m)}return s.doubleSided=!1!==t.doubleSided,s}function nF(e,t){var i=t.mesh;if(i&&(i.instances=i.instances?i.instances+1:1),t.children)for(var s=t.children,r=0,n=s.length;r<n;r++){var o=s[r];o?nF(e,o):lF(e,"Node not found: "+r)}}var oF=[];function aF(e,t,i,s){var r;e.gltfData,t.matrix&&(r=t.matrix,s=s?$.mulMat4(s,r,$.mat4()):r),t.translation&&(r=$.translationMat4v(t.translation),s=s?$.mulMat4(s,r,$.mat4()):r),t.rotation&&(r=$.quaternionToMat4(t.rotation),s=s?$.mulMat4(s,r,$.mat4()):r),t.scale&&(r=$.scalingMat4v(t.scale),s=s?$.mulMat4(s,r,$.mat4()):r);var n=e.sceneModel;if(t.mesh){var o=t.mesh;if(e.handlenode){var a={};if(!e.handlenode(e.sceneModel.id,t,a))return}var l=s?s.slice():$.identityMat4(),u=o.primitives.length;if(u>0)for(var A=0;A<u;A++){var c=o.primitives[A];if(!(c.mode<4)){var h={id:n.id+"."+e.numObjects++},d=c.material;d?(h.textureSetId=d._textureSetId,h.color=d._attributes.color,h.opacity=d._attributes.opacity,h.metallic=d._attributes.metallic,h.roughness=d._attributes.roughness):(h.color=new Float32Array([1,1,1]),h.opacity=1);var p=!1!==e.backfaces||d&&!1!==d.doubleSided;switch(c.mode){case 0:h.primitive="points";break;case 1:case 2:case 3:h.primitive="lines";break;default:h.primitive=p?"triangles":"solid"}var f=c.attributes.POSITION;if(f){h.localPositions=f.value,h.positions=new Float64Array(h.localPositions.length),c.attributes.NORMAL&&(h.normals=c.attributes.NORMAL.value),c.attributes.TEXCOORD_0&&(h.uv=c.attributes.TEXCOORD_0.value),c.indices&&(h.indices=c.indices.value),$.transformPositions3(l,h.localPositions,h.positions);var v=$.vec3();Ue(h.positions,h.positions,v)&&(h.origin=v),n.createMesh(h),oF.push(h.id)}}}}if(t.children)for(var g=t.children,m=0,_=g.length;m<_;m++){aF(e,g[m],i+1,s)}var y=t.name;if((null!=y||0===i)&&oF.length>0){null==y&&e.log("Warning: 'name' properties not found on glTF scene nodes - will randomly-generate object IDs in XKT");var b=y;if(e.metaModelCorrections){var B=e.metaModelCorrections.eachChildRoot[b];if(B){var w=e.metaModelCorrections.eachRootStats[B.id];w.countChildren++,w.countChildren>=w.numChildren&&(n.createEntity({id:B.id,meshIds:oF}),oF.length=0)}else{e.metaModelCorrections.metaObjectsMap[b]&&(n.createEntity({id:b,meshIds:oF}),oF.length=0)}}else n.createEntity({id:b,meshIds:oF}),oF.length=0}}function lF(e,t){e.plugin.error(t)}var uF={DEFAULT:{}},AF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"GLTFLoader",e,r))._sceneModelLoader=new qM(b(s),r),s.dataSource=r.dataSource,s.objectDefaults=r.objectDefaults,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new Dh}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||uF}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component 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s?e.localeService.translate(s)||w[s]||s:t});this.setZUp=function(){_=!0,v=A,this.clear()},this.setYUp=function(){_=!1,v=c,this.clear()},this.clear=function(){m.fillStyle=s,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,s=0,r=v.length;s<r;s++)for(var n=v[s].boundaries,u=0,A=n.length;u<A;u++){var c=n[u];if(t>=c[0]*l&&t<=(c[0]+c[2])*l&&i>=c[1]*l&&i<=(c[1]+c[3])*l)return s}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var hF=$.vec3(),dF=$.vec3();$.mat4();var pF=function(e){g(i,Se);var 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$.identityMat4(l),$.rotationMat4v(e*a._projectNorthOffsetAngle*$.DEGTORAD,[0,1,0],l),$.transformVec3(l,t,i)});s._synchCamera=function(){var t=$.rotationMat4c(-90*$.DEGTORAD,1,0,0),i=$.vec3(),s=$.vec3(),r=$.vec3();return function(){var n=e.camera.eye,o=e.camera.look,l=e.camera.up;i=$.mulVec3Scalar($.normalizeVec3($.subVec3(n,o,i)),5),a._isProjectNorth&&a._projectNorthOffsetAngle&&(i=u(-1,i,hF),l=u(-1,l,dF)),a._zUp?($.transformVec3(t,i,s),$.transformVec3(t,l,r),a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=$.transformVec3(t,i,s),a._navCubeCamera.up=$.transformPoint3(t,l,r)):(a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=i,a._navCubeCamera.up=l)}}(),s._cubeTextureCanvas=new cF(e,o,r),s._cubeSampler=new Un(o,{image:s._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),s._cubeMesh=new rn(o,{geometry:new 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document.body.style.cursor="default",A>=0&&(a._cubeTextureCanvas.setAreaHighlighted(A,!1),a._repaint(),A=-1)}}});var B=function(){var t=$.vec3();return function(i,s,r){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=$.getAABB3Diag(n);$.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*$.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:s||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},r):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:s||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},r)}}();return s._onUpdated=e.localeService.on("updated",(function(){s._cubeTextureCanvas.clear(),s._repaint()})),s.setVisible(r.visible),s.setCameraFitFOV(r.cameraFitFOV),s.setCameraFly(r.cameraFly),s.setCameraFlyDuration(r.cameraFlyDuration),s.setFitVisible(r.fitVisible),s.setSynchProjection(r.synchProjection),s}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(B(i.prototype),"destroy",this).call(this)}}]),i}(),fF=$.vec3(),vF=function(){function e(){x(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,gF(e,t,(function(t){_F(e,t,(function(){BF(e,t),i.processes--,_e.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,s){if(t){var r=mF(e,t,null);i&&bF(e,i,s),BF(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),gF=function(e,t,i){wF(t,(function(s){var r=mF(e,s,t);i(r)}),(function(t){e.error(t)}))},mF=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",u="",A="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(A=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===A&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==A||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(o,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(o,d[1],d[2],d[3],d[4])}else if("l"===u){var g=l.substring(1).trim().split(" "),m=[],_=[];if(-1===l.indexOf("/"))m=g;else for(var y=0,b=g.length;y<b;y++){var B=g[y].split("/");""!==B[0]&&m.push(B[0]),""!==B[1]&&_.push(B[1])}h(o,m,_)}else if(null!==(d=e.object_pattern.exec(l))){i(o,w=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var w=l.substring(7).trim();o.object.material.id=w}else if(e.material_library_pattern.test(l))o.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var x=d[1].trim().toLowerCase();o.object.material.smooth="1"===x||"on"===x}return o};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function n(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function o(e,t,i,s){var r=e.positions,n=e.object.geometry.positions;n.push(r[t+0]),n.push(r[t+1]),n.push(r[t+2]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[i+2]),n.push(r[s+0]),n.push(r[s+1]),n.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,n=e.object.geometry.normals;n.push(r[t+0]),n.push(r[t+1]),n.push(r[t+2]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[i+2]),n.push(r[s+0]),n.push(r[s+1]),n.push(r[s+2])}function u(e,t,i,s){var r=e.uv,n=e.object.geometry.uv;n.push(r[t+0]),n.push(r[t+1]),n.push(r[i+0]),n.push(r[i+1]),n.push(r[s+0]),n.push(r[s+1])}function A(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,A,c,h,d,p,f,v,g,m){var _,y=e.positions.length,b=s(t,y),B=s(i,y),w=s(a,y);if(void 0===A?o(e,b,B,w):(o(e,b,B,_=s(A,y)),o(e,B,w,_)),void 0!==c){var x=e.uv.length;b=n(c,x),B=n(h,x),w=n(d,x),void 0===A?u(e,b,B,w):(u(e,b,B,_=n(p,x)),u(e,B,w,_))}if(void 0!==f){var P=e.normals.length;b=r(f,P),B=f===v?b:r(v,P),w=f===g?b:r(g,P),void 0===A?l(e,b,B,w):(l(e,b,B,_=r(m,P)),l(e,B,w,_))}}function h(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,o=e.uv.length,l=0,u=t.length;l<u;l++)a(e,s(t[l],r));for(var c=0,h=i.length;c<h;c++)A(e,n(i[c],o))}}();function _F(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),n=r.length,o=0,a=n;o<a;o++)yF(e,s,s+r[o],(function(){0==--n&&i()}))}var yF=function(e,t,i,s){wF(i,(function(i){bF(e,i,t),s()}),(function(t){e.error(t),s()}))},bF=function(){var e=/\s+/;return function(e,r,n){var o,a,l,u,A,c=r.split("\n"),h={id:"Default"},d=!1;n=n||"";for(var p=0;p<c.length;p++)if(0!==(o=c[p].trim()).length&&"#"!==o.charAt(0))switch(l=(l=(a=o.indexOf(" "))>=0?o.substring(0,a):o).toLowerCase(),u=(u=a>=0?o.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,h),h={id:u},d=!0;break;case"ka":h.ambient=s(u);break;case"kd":h.diffuse=s(u);break;case"ks":h.specular=s(u);break;case"map_kd":h.diffuseMap||(h.diffuseMap=t(e,n,u,"sRGB"));break;case"map_ks":h.specularMap||(h.specularMap=t(e,n,u,"linear"));break;case"map_bump":case"bump":h.normalMap||(h.normalMap=t(e,n,u));break;case"ns":h.shininess=parseFloat(u);break;case"d":(A=parseFloat(u))<1&&(h.alpha=A,h.alphaMode="blend");break;case"tr":(A=parseFloat(u))>0&&(h.alpha=1-A,h.alphaMode="blend")}d&&i(e,h)};function t(e,t,i,s){var r={},n=i.split(/\s+/),o=n.indexOf("-bm");return o>=0&&n.splice(o,2),(o=n.indexOf("-s"))>=0&&(r.scale=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),(o=n.indexOf("-o"))>=0&&(r.translate=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),r.src=t+n.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new Un(e,r).id}function i(e,t){new Oi(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function BF(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],n=r.geometry;if(n.type,0!==n.positions.length){var o={primitive:"triangles",compressGeometry:!1};o.positions=n.positions,n.normals.length>0&&(o.normals=n.normals),n.uv.length>0&&(o.uv=n.uv);for(var a=new Array(o.positions.length/3),l=0;l<a.length;l++)a[l]=l;o.indices=a;var u=fF;Ue(n.positions,n.positions,u);var A,c=new Si(e,o),h=r.material.id;h&&""!==h?(A=e.scene.components[h])||e.error("Material not found: "+h):A=new Oi(e,{diffuse:[.6,.6,.6],backfaces:!0});var d=new rn(e,{id:e.id+"#"+r.id,origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,isObject:!0,geometry:c,material:A,pickable:!0});e.addChild(d)}}}function wF(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}var xF=function(e){g(i,Se);var t=_(i);function i(e,s){var r;return x(this,i),(r=t.call(this,"OBJLoader",e,s))._sceneGraphLoader=new vF,r}return C(i,[{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new bn(this.viewer.scene,le.apply(t,{isModel:!0})),s=i.id,r=t.src;if(!r)return this.error("load() param expected: src"),i;if(t.metaModelSrc){var n=t.metaModelSrc;le.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(s,n),e._sceneGraphLoader.load(i,r,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(s," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,r,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(s)})),i}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this)}}]),i}(),PF=new Float64Array([0,0,1]),CF=new Float64Array(4),MF=function(){function e(t){x(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=$.vec3(),this._origin=$.vec3(),this._rtcPos=$.vec3(),this._baseDir=$.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),Le(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=$.vec3PairToQuaternion(PF,e,CF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new bn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var s,r,n=this._rootNode,o={arrowHead:new Si(n,on({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Si(n,on({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Si(n,on({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Si(n,Jn({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Si(n,Jn({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new Si(n,Jn({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new Si(n,on({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new Si(n,on({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},a={pickable:new Oi(n,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new Oi(n,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Qi(n,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new Oi(n,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new Qi(n,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new Oi(n,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new Qi(n,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new Oi(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new Qi(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new Qi(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new rn(n,{geometry:new Si(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Oi(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new Qi(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new rn(n,{geometry:new Si(n,Jn({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new Qi(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.red,matrix:(s=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),r=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4()),$.mulMat4(r,s,$.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),t=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,-.07,-.8,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(0*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,-.8,-.07,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(.07,0,-.8,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(.8,0,-.07,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new rn(n,{geometry:o.curve,material:a.blue,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new rn(n,{geometry:o.curveHandle,material:a.pickable,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(.8,-.07,0,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4());return $.mulMat4(e,t,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(.05,-.8,0,$.identityMat4()),t=$.scaleMat4v([.6,.6,.6],$.identityMat4()),i=$.rotationMat4v(90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4($.mulMat4(e,t,$.identityMat4()),i,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new rn(n,{geometry:new Si(n,an({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new rn(n,{geometry:o.axis,material:a.red,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new rn(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new rn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new rn(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new rn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new rn(n,{geometry:new Si(n,Jn({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Qi(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=$.rotationMat4v(90*$.DEGTORAD,[0,1,0],$.identityMat4()),t=$.rotationMat4v(270*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new rn(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[0,0,1],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(180*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new rn(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,s=-1,r=0,n=1,o=2,a=3,l=4,u=5,A=this._rootNode,c=null,h=null,d=$.vec2(),p=$.vec3([1,0,0]),f=$.vec3([0,1,0]),v=$.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=$.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs($.lenVec3($.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*$.DEGTORAD)*t);A.scale=[i,i,i],b=t}if("ortho"===m.projection){var s=m.ortho.scale/10;A.scale=[s,s,s],b=t}}));var B,w,x,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),F=function(){var e=$.mat4();return function(i,s){return $.quaternionToMat4(t._rootNode.quaternion,e),$.transformVec3(e,i,s),$.normalizeVec3(s),s}}(),E=(B=$.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?$.cross3Vec3(e,[0,1,0],B):$.cross3Vec3(e,[1,0,0],B),$.cross3Vec3(B,e,B),$.normalizeVec3(B),B}),k=(w=$.vec3(),x=$.vec3(),P=$.vec4(),function(e,i,s){F(e,P);var r=E(P,i,s);D(i,r,w),D(s,r,x),$.subVec3(x,w);var n=$.dotVec3(x,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=$.vec4(),i=$.vec4(),s=$.vec4(),r=$.vec4();return function(n,o,a){if(F(n,r),!(D(o,r,e)&&D(a,r,i))){var l=E(r,o,a);D(o,l,e,1),D(a,l,i,1);var u=$.dotVec3(e,r);e[0]-=u*r[0],e[1]-=u*r[1],e[2]-=u*r[2],u=$.dotVec3(i,r),i[0]-=u*r[0],i[1]-=u*r[1],i[2]-=u*r[2]}$.normalizeVec3(e),$.normalizeVec3(i),u=$.dotVec3(e,i),u=$.clamp(u,-1,1);var A=Math.acos(u)*$.RADTODEG;$.cross3Vec3(e,i,s),$.dotVec3(s,r)<0&&(A=-A),t._rootNode.rotate(n,A),S()}}(),D=function(){var e=$.vec4([0,0,0,1]),i=$.mat4();return function(s,r,n,o){o=o||0,e[0]=s[0]/g.width*2-1,e[1]=-(s[1]/g.height*2-1),e[2]=0,e[3]=1,$.mulMat4(m.projMatrix,m.viewMatrix,i),$.inverseMat4(i),$.transformVec4(i,e,e),$.mulVec4Scalar(e,1/e[3]);var a=m.eye;$.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-$.dotVec3(l,r)-o,A=$.dotVec3(r,e);if(Math.abs(A)>.005){var c=-($.dotVec3(r,a)+u)/A;return $.mulVec3Scalar(e,c,n),$.addVec3(n,a),$.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=$.vec3(),i=$.mat4();return function(){t.sectionPlane&&($.quaternionToMat4(A.quaternion,i),$.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var A;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:A=e._affordanceMeshes.xAxisArrow,c=r;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:A=e._affordanceMeshes.yAxisArrow,c=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:A=e._affordanceMeshes.zAxisArrow,c=o;break;case e._displayMeshes.xCurveHandle.id:A=e._affordanceMeshes.xHoop,c=a;break;case e._displayMeshes.yCurveHandle.id:A=e._affordanceMeshes.yHoop,c=l;break;case e._displayMeshes.zCurveHandle.id:A=e._affordanceMeshes.zHoop,c=u;break;default:return void(c=s)}A&&(A.visible=!0),C=A,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,c=s)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var s=M(t);h=c,d[0]=s[0],d[1]=s[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),s=i[0],A=i[1];switch(h){case r:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=s,d[1]=A}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),FF=function(){function e(t,i,s){var r=this;x(this,e),this.id=s.id,this._sectionPlane=s,this._mesh=new rn(i,{id:s.id,geometry:new Si(i,Ti({xSize:.5,ySize:.5,zSize:.001})),material:new Oi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new Hi(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Qi(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Qi(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=$.vec3([0,0,0]),o=$.vec3(),a=$.vec3([0,0,1]),l=$.vec4(4),u=$.vec3(),A=function(){var e=r._sectionPlane.scene.center,t=[-r._sectionPlane.dir[0],-r._sectionPlane.dir[1],-r._sectionPlane.dir[2]];$.subVec3(e,r._sectionPlane.pos,n);var i=-$.dotVec3(t,n);$.normalizeVec3(t),$.mulVec3Scalar(t,i,o);var s=$.vec3PairToQuaternion(a,r._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],r._mesh.quaternion=s,r._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",A),this._onSectionPlaneDir=this._sectionPlane.on("dir",A),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),EF=function(){function e(t,i){var s=this;if(x(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new qi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new yi(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new yi(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new yi(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var r=this._scene.camera,n=$.rotationMat4c(-90*$.DEGTORAD,1,0,0),o=$.vec3(),a=$.vec3(),l=$.vec3();this._synchCamera=function(){var e=s._viewer.camera.eye,t=s._viewer.camera.look,i=s._viewer.camera.up;$.mulVec3Scalar($.normalizeVec3($.subVec3(e,t,o)),7),s._zUp?($.transformVec3(n,o,a),$.transformVec3(n,i,l),r.look=[0,0,0],r.eye=$.transformVec3(n,o,a),r.up=$.transformPoint3(n,i,l)):(r.look=[0,0,0],r.eye=o,r.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){s._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=s._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)s._planes[u.id]&&s._onHoverLeavePlane(u.id);u=t.entity,s._planes[u.id]&&s._onHoverEnterPlane(u.id)}}else u&&(s._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?s._planes[u.id]&&s._onClickedPlane(u.id):s._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(s._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new FF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),kF=$.AABB3(),IF=$.vec3(),DF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,"SectionPlanes",e))._freeControls=[],s._sectionPlanes=e.scene.sectionPlanes,s._controls={},s._shownControlId=null,null!==r.overviewCanvasId&&void 0!==r.overviewCanvasId){var n=document.getElementById(r.overviewCanvasId);n?s._overview=new EF(b(s),{overviewCanvas:n,visible:r.overviewVisible,onHoverEnterPlane:function(e){s._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){s._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(s.getShownControl()!==e){s.showControl(e);var t=s.sectionPlanes[e].pos;kF.set(s.viewer.scene.aabb),$.getAABB3Center(kF,IF),kF[0]+=t[0]-IF[0],kF[1]+=t[1]-IF[1],kF[2]+=t[2]-IF[2],kF[3]+=t[0]-IF[0],kF[4]+=t[1]-IF[1],kF[5]+=t[2]-IF[2],s.viewer.cameraFlight.flyTo({aabb:kF,fitFOV:65})}else s.hideControl()},onClickedNothing:function(){s.hideControl()}}):s.warn("Can't find overview canvas: '"+r.overviewCanvasId+"' - will create plugin without overview")}return s._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){s._sectionPlaneCreated(e)})),s}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new MF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var s in this._controls)this._controls.hasOwnProperty(s)&&this._controls[s].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(B(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),SF=C((function e(t,i,s,r,n,o){x(this,e),this.plugin=t,this.storeyId=n,this.modelId=r,this.storeyAABB=s.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),TF=C((function e(t,i,s,r,n,o){x(this,e),this.storeyId=t,this.imageData=i,this.format=s,this.width=r,this.height=n})),RF=$.vec3(),LF=$.mat4(),UF="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",OF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"StoreyViews",e))._objectsMemento=new ud,s._cameraMemento=new nd,s.storeys={},s.modelStoreys={},s._fitStoreyMaps=!!r.fitStoreyMaps,s._onModelLoaded=s.viewer.scene.on("modelLoaded",(function(e){s._registerModelStoreys(e),s.fire("storeys",s.storeys)})),s}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,s=i.scene,r=i.metaScene,n=r.metaModels[e],o=s.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var A=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),c=0,h=A.length;c<h;c++){var d=A[c],p=r.metaObjects[d].getObjectIDsInSubtree(),f=s.getAABB(p),v=Math.random()>.5?p.length:0,g=new SF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var s in t)if(t.hasOwnProperty(s)){var r=t[s],n=i.models[r.modelId];n&&n.off(r._onModelDestroyed),delete this.storeys[s]}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var s=this.viewer,r=s.scene,n=r.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=$.getAABB3Center(o),l=$.getAABB3Diag(o),u=45,A=Math.abs(l/Math.tan(u*$.DEGTORAD)),c=1.3*l,h=RF;h[0]=a[0]+n.worldUp[0]*A,h[1]=a[1]+n.worldUp[1]*A,h[2]=a[2]+n.worldUp[2]*A;var d=n.worldForward;t.done?s.cameraFlight.flyTo(le.apply(t,{eye:h,look:a,up:d,orthoScale:c}),(function(){t.done()})):(s.cameraFlight.jumpTo(le.apply(t,{eye:h,look:a,up:d,orthoScale:c})),s.camera.ortho.scale=c)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var s=this.viewer,r=s.scene,n=s.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&r.setObjectsVisible(s.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,s=i.scene,r=i.metaScene,n=r.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],A=r.metaObjects[u],c=s.objects[u];c&&t(c,A)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),UF;var s,r,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),A=t.padding||0;t.width&&t.height?(s=t.width,r=t.height):t.height?(r=t.height,s=Math.round(r/u)):t.width?(s=t.width,r=Math.round(s*u)):(s=300,r=Math.round(s*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,le.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var c=n.getSnapshot({width:s,height:r,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new TF(e,c,a,s,r,A)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=$.getAABB3Center(s),n=RF;n[0]=r[0]+.5*i.worldUp[0],n[1]=r[1]+.5*i.worldUp[1],n[2]=r[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:r,up:o});var a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,u=(s[5]-s[2])/2,A=-a,c=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=$.orthoMat4c(A,c,p,f,h,d,LF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],u=a[1],A=a[2],c=a[3],h=a[4],d=a[5],p=c-l,f=h-u,v=d-A,g=$.vec3([l+p*n,u+.5*f,A+v*o]),m=$.vec3([0,-1,0]),_=$.addVec3(g,m,RF),y=this.viewer.camera.worldForward,b=$.lookAtMat4v(g,_,y,LF),B=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return B}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,s=this.storeys[i];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var r=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,a=o[0],l=o[1],u=o[2],A=o[3],c=o[4],h=o[5],d=A-a,p=c-l,f=h-u,v=$.vec3([a+d*r,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if($.point3AABB3Intersect(i.storeyAABB,e))return t}return null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;var n=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,A=n[4]-a,c=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/c:e.height/A;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var s=this.viewer.camera,r=s.eye,n=s.look,o=$.subVec3(n,r,RF),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),$.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(B(i.prototype),"destroy",this).call(this)}}]),i}(),NF=new Float64Array([0,0,1]),QF=new Float64Array(4),VF=function(){function e(t){x(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=$.vec3(),this._origin=$.vec3(),this._rtcPos=$.vec3(),this._baseDir=$.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),Le(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=$.vec3PairToQuaternion(NF,e,QF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new bn(t,{position:[0,0,0],scale:[5,5,5]});var s=this._rootNode,r={arrowHead:new Si(s,on({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Si(s,on({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Si(s,on({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new Oi(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Oi(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Oi(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Qi(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new rn(s,{geometry:new Si(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Oi(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new rn(s,{geometry:new Si(s,Jn({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new rn(s,{geometry:new Si(s,an({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new rn(s,{geometry:r.arrowHead,material:n.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new rn(s,{geometry:r.axis,material:n.blue,matrix:function(){var e=$.translateMat4c(0,.5,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[1,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new rn(s,{geometry:new Si(s,Jn({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Oi(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Qi(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new rn(s,{geometry:r.arrowHeadBig,material:n.blue,matrix:function(){var e=$.translateMat4c(0,1.1,0,$.identityMat4()),t=$.rotationMat4v(-90*$.DEGTORAD,[.8,0,0],$.identityMat4());return $.mulMat4(t,e,$.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=$.vec2(),s=this._viewer.camera,r=this._viewer.scene,n=0,o=!1,a=$.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=r.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=r.camera.on("projMatrix",(function(){})),this._onSceneTick=r.on("tick",(function(){o=!1;var i=Math.abs($.lenVec3($.subVec3(r.camera.eye,e._pos,a)));if(i!==l&&"perspective"===s.projection){var u=.07*(Math.tan(s.perspective.fov*$.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===s.projection){var c=s.ortho.scale/10;t.scale=[c,c,c],l=i}0!==n&&(A(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),A=function(t){var i=e._sectionPlane.pos,s=e._sectionPlane.dir;$.addVec3(i,$.mulVec3Scalar(s,.1*t*e._plugin.getDragSensitivity(),$.vec3())),e._sectionPlane.pos=i},c=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){c=!0;var s=u(t);i[0]=s[0],i[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&c&&!o){var s=u(t),r=s[0],n=s[1];A(n-i[1]),i[0]=r,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,c&&(t.which,c=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),HF=function(){function e(t,i,s){var r=this;x(this,e),this.id=s.id,this._sectionPlane=s,this._mesh=new rn(i,{id:s.id,geometry:new Si(i,Ti({xSize:.5,ySize:.5,zSize:.001})),material:new Oi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new Hi(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Qi(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Qi(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=$.vec3([0,0,0]),o=$.vec3(),a=$.vec3([0,0,1]),l=$.vec4(4),u=$.vec3(),A=function(){var e=r._sectionPlane.scene.center,t=[-r._sectionPlane.dir[0],-r._sectionPlane.dir[1],-r._sectionPlane.dir[2]];$.subVec3(e,r._sectionPlane.pos,n);var i=-$.dotVec3(t,n);$.normalizeVec3(t),$.mulVec3Scalar(t,i,o);var s=$.vec3PairToQuaternion(a,r._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],r._mesh.quaternion=s,r._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",A),this._onSectionPlaneDir=this._sectionPlane.on("dir",A),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),jF=function(){function e(t,i){var s=this;if(x(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new qi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new yi(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new yi(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new yi(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var r=this._scene.camera,n=$.rotationMat4c(-90*$.DEGTORAD,1,0,0),o=$.vec3(),a=$.vec3(),l=$.vec3();this._synchCamera=function(){var e=s._viewer.camera.eye,t=s._viewer.camera.look,i=s._viewer.camera.up;$.mulVec3Scalar($.normalizeVec3($.subVec3(e,t,o)),7),s._zUp?($.transformVec3(n,o,a),$.transformVec3(n,i,l),r.look=[0,0,0],r.eye=$.transformVec3(n,o,a),r.up=$.transformPoint3(n,i,l)):(r.look=[0,0,0],r.eye=o,r.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){s._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=s._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)s._planes[u.id]&&s._onHoverLeavePlane(u.id);u=t.entity,s._planes[u.id]&&s._onHoverEnterPlane(u.id)}}else u&&(s._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?s._planes[u.id]&&s._onClickedPlane(u.id):s._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(s._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new HF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),GF=$.AABB3(),zF=$.vec3(),WF=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(x(this,i),(s=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],s._sectionPlanes=e.scene.sectionPlanes,s._controls={},s._shownControlId=null,s._dragSensitivity=r.dragSensitivity||1,null!==r.overviewCanvasId&&void 0!==r.overviewCanvasId){var n=document.getElementById(r.overviewCanvasId);n?s._overview=new jF(b(s),{overviewCanvas:n,visible:r.overviewVisible,onHoverEnterPlane:function(e){s._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){s._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(s.getShownControl()!==e){s.showControl(e);var t=s.sectionPlanes[e].pos;GF.set(s.viewer.scene.aabb),$.getAABB3Center(GF,zF),GF[0]+=t[0]-zF[0],GF[1]+=t[1]-zF[1],GF[2]+=t[2]-zF[2],GF[3]+=t[0]-zF[0],GF[4]+=t[1]-zF[1],GF[5]+=t[2]-zF[2],s.viewer.cameraFlight.flyTo({aabb:GF,fitFOV:65})}else s.hideControl()},onClickedNothing:function(){s.hideControl()}}):s.warn("Can't find overview canvas: '"+r.overviewCanvasId+"' - will create plugin without overview")}return null===r.controlElementId||void 0===r.controlElementId?s.error("Parameter expected: controlElementId"):(s._controlElement=document.getElementById(r.controlElementId),s._controlElement||s.warn("Can't find control element: '"+r.controlElementId+"' - will create plugin without control element")),s._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){s._sectionPlaneCreated(e)})),s}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new VF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var s in this._controls)this._controls.hasOwnProperty(s)&&this._controls[s].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(B(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),KF=function(e){g(i,Se);var t=_(i);function i(e){var s;return x(this,i),(s=t.call(this,"skyboxes",e)).skyboxes={},s}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new pd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(B(i.prototype),"clear",this).call(this)}}]),i}(),XF=function(){function e(){x(this,e)}return C(e,[{key:"getSTL",value:function(e,t,i){var s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}]),e}(),JF=$.vec3(),YF=function(){function e(){x(this,e)}return C(e,[{key:"load",value:function(e,t,i,s,r,n){s=s||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{var r=iE(i);ZF(r)?qF(e,r,t,s):$F(e,tE(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{var a=iE(i);ZF(a)?qF(e,a,t,s):$F(e,tE(i),t,s),o.processes--,_e.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,s){var r=e.viewer.scene.canvas.spinner;r.processes++;try{var n=iE(i);ZF(n)?qF(e,n,t,s):$F(e,tE(i),t,s),r.processes--,_e.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}]),e}();function ZF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function qF(e,t,i,s){for(var r,n,o,a,l,u,A,c=new DataView(t),h=c.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===c.getUint32(m,!1)&&82===c.getUint8(m+4)&&61===c.getUint8(m+5)&&(d=!0,a=[],l=c.getUint8(m+6)/255,u=c.getUint8(m+7)/255,A=c.getUint8(m+8)/255,c.getUint8(m+9));for(var _=new Pn(i,{roughness:.5}),y=[],b=[],B=s.splitMeshes,w=0;w<h;w++){var x=84+50*w,P=c.getFloat32(x,!0),C=c.getFloat32(x+4,!0),M=c.getFloat32(x+8,!0);if(d){var F=c.getUint16(x+48,!0);0==(32768&F)?(r=(31&F)/31,n=(F>>5&31)/31,o=(F>>10&31)/31):(r=l,n=u,o=A),(B&&r!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=r,f=n,v=o)}for(var E=1;E<=3;E++){var k=x+12*E;y.push(c.getFloat32(k,!0)),y.push(c.getFloat32(k+4,!0)),y.push(c.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(r,n,o,1)}B&&g&&(eE(i,y,b,a,_,s),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&eE(i,y,b,a,_,s)}function $F(e,t,i,s){for(var r,n,o,a,l,u,A,c=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=c.exec(t));){for(l=0,u=0,A=a[0];null!==(a=f.exec(A));)r=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(A));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(r,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}eE(i,v,g,null,new Pn(i,{roughness:.5}),s)}function eE(e,t,i,s,r,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,n.smoothNormals&&$.faceToVertexNormals(t,i,n);var u=JF;Ue(t,t,u);var A=new Si(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:o}),c=new rn(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:A,material:r,edges:n.edges});e.addChild(c)}function tE(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function iE(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var sE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"STLLoader",e,r))._sceneGraphLoader=new YF,s.dataSource=r.dataSource,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new XF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new bn(this.viewer.scene,le.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),rE=function(){function e(){x(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,s,r){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),s&&(l.oncontextmenu=s),r&&(l.onclick=r),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var s=e.parentElement;if(s){var r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=document.getElementById("checkbox-".concat(e));i&&t!==i.checked&&(i.checked=t)}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),nE=[],oE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};x(this,i),(s=t.call(this,"TreeViewPlugin",e)).errors=[],s.valid=!0;var n=r.containerElement||document.getElementById(r.containerElementId);if(!(n instanceof HTMLElement))return s.error("Mandatory config expected: valid containerElementId or containerElement"),y(s);for(var o=0;;o++)if(!nE[o]){nE[o]=b(s),s._index=o,s._id="tree-".concat(o);break}if(s._containerElement=n,s._metaModels={},s._autoAddModels=!1!==r.autoAddModels,s._autoExpandDepth=r.autoExpandDepth||0,s._sortNodes=!1!==r.sortNodes,s._viewer=e,s._rootElement=null,s._muteSceneEvents=!1,s._muteTreeEvents=!1,s._rootNodes=[],s._objectNodes={},s._nodeNodes={},s._rootNames={},s._sortNodes=r.sortNodes,s._pruneEmptyNodes=r.pruneEmptyNodes,s._showListItemElementId=null,s._renderService=r.renderService||new rE,!s._renderService)throw new Error("TreeViewPlugin: no render service set");if(s._containerElement.oncontextmenu=function(e){e.preventDefault()},s._onObjectVisibility=s._viewer.scene.on("objectVisibility",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){var r=e.visible;if(r!==i.checked){s._muteTreeEvents=!0,i.checked=r,r?i.numVisibleEntities++:i.numVisibleEntities--,s._renderService.setCheckbox(i.nodeId,r);for(var n=i.parent;n;)n.checked=r,r?n.numVisibleEntities++:n.numVisibleEntities--,s._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0),n=n.parent;s._muteTreeEvents=!1}}}})),s._onObjectXrayed=s._viewer.scene.on("objectXRayed",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){s._muteTreeEvents=!0;var r=e.xrayed;r!==i.xrayed&&(i.xrayed=r,s._renderService.setXRayed(i.nodeId,r),s._muteTreeEvents=!1)}}})),s._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._expandSwitchElement(t)},s._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._collapseSwitchElement(t)},s._checkboxChangeHandler=function(e){if(!s._muteTreeEvents){s._muteSceneEvents=!0;var t=e.target,i=s._renderService.isChecked(t),r=s._renderService.getIdFromCheckbox(t),n=s._nodeNodes[r],o=s._viewer.scene.objects,a=0;s._withNodeTree(n,(function(e){var t=e.objectId,r=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,s._renderService.setCheckbox(e.nodeId,i),r&&(r.visible=i)}));for(var l=n.parent;l;)l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a,s._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0),l=l.parent;s._muteSceneEvents=!1}},s._hierarchy=r.hierarchy||"containment",s._autoExpandDepth=r.autoExpandDepth||0,s._autoAddModels){for(var a=Object.keys(s.viewer.metaScene.metaModels),l=0,u=a.length;l<u;l++){var A=a[l],c=s.viewer.metaScene.metaModels[A];c.finalized&&s.addModel(A)}s.viewer.scene.on("modelLoaded",(function(e){s.viewer.metaScene.metaModels[e]&&s.addModel(e)}))}return s.hierarchy=r.hierarchy,s}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var s=this.viewer.scene.models[e];if(!s)throw"Model not found: "+e;var r=this.viewer.metaScene.metaModels[e];r?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=r,i&&i.rootName&&(this._rootNames[e]=i.rootName),s.on("destroyed",(function(){t.removeModel(s.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){var i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;var r=[];r.unshift(t);for(var n=t.parent;n;)r.unshift(n),n=n.parent;for(var o=0,a=r.length;o<a;o++){var l=this._renderService.getSwitchElement(r[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(s,r){if(r!==e){var n=t._renderService.getSwitchElement(s.nodeId);if(n){t._expandSwitchElement(n);for(var o=s.children,a=0,l=o.length;a<l;a++){i(o[a],r+1)}}}},s=0,r=this._rootNodes.length;s<r;s++){i(this._rootNodes[s],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].objectId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var s=0,r=i.length;s<r;s++)this.withNodeTree(i[s],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete nE[this._index],f(B(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var s=t[i],r=s.type,n=s.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,s=e.children,r=e.id,n=i.objects[r];if(e._countEntities=0,n&&e._countEntities++,s)for(var o=0,a=s.length;o<a;o++){var l=s[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,s){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model '"+this.metaModel.id+"' - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(s=s||{})[r];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(r),objectId:"".concat(i.objectId,"-").concat(r),title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,s[r]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:r,type:r,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var A=0,c=o.length;A<c;A++){var h=o[A];this._createStoreysNodes2(h,t,i,s)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,r=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[s];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(s),objectId:"".concat(t.objectId,"-").concat(s),title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[s]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,A=n.length;u<A;u++){var c=n[u];this._createTypesNodes2(c,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,s=e.name||i,r=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,r)for(var a=0,l=r.length;a<l;a++){var u=r[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var i=0,s=t.length;i<s;i++){var r=t[i];this._sortChildren(r)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,r){e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>r.aabb[n]?-1:e.aabb[n]<r.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,s=0,r=e.length;s<r;s++){var n=e[s];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var s=0,r=i.length;s<r;s++)this._withNodeTree(i[s],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),s=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,s),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),aE=function(){function e(t){var i=this;x(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var s=t.models[e];s&&i._addModel(s)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var s=e[i];this._objects[this._numObjects++]=s}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],n=s||r;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),lE={};function uE(e){var t=e.id,i=lE[t];return i||(i=new aE(e),lE[t]=i,e.on("destroyed",(function(){delete lE[t],i._destroy()}))),i}var AE=new Float32Array(3),cE=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"ViewCull",e))._objectCullStates=uE(e.scene),s._maxTreeDepth=r.maxTreeDepth||8,s._modelInfos={},s._frustum=new Me,s._kdRoot=null,s._frustumDirty=!1,s._kdTreeDirty=!1,s._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){s._frustumDirty=!0})),s._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){s._frustumDirty=!0})),s._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=s.viewer.scene.models[e];t&&s._addModel(t)})),s._onSceneTick=e.scene.on("tick",(function(){s._doCull()})),s}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;Fe(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Me.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var s=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,s,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,s){var r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void $.expandAABB3(e.aabb,r);if(e.left&&$.containsAABB3(e.left.aabb,r))this._insertEntityIntoKDTree(e.left,t,i,s+1);else if(e.right&&$.containsAABB3(e.right.aabb,r))this._insertEntityIntoKDTree(e.right,t,i,s+1);else{var n=e.aabb;AE[0]=n[3]-n[0],AE[1]=n[4]-n[1],AE[2]=n[5]-n[2];var o=0;if(AE[1]>AE[o]&&(o=1),AE[2]>AE[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Me.INTERSECT},$.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Me.INTERSECT},$.containsAABB3(l,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),$.expandAABB3(e.aabb,r)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Me.INTERSECT;if(t===Me.INTERSECT||e.intersects!==t){t===Me.INTERSECT&&(t=Ee(this._frustum,e.aabb),e.intersects=t);var i=t===Me.OUTSIDE,s=e.objects;if(s&&s.length>0)for(var r=0,n=s.length;r<n;r++){var o=s[r];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(B(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),hE=function(){function e(){x(this,e)}return C(e,[{key:"getManifest",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){le.loadJSON(e,(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var s=function(){};t=t||s,i=i||s;var r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){var n=!!r[2],o=r[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var A=new XMLHttpRequest;A.open("GET",e,!0),A.responseType="arraybuffer",A.onreadystatechange=function(){4===A.readyState&&(200===A.status?t(A.response):i("getXKT error : "+A.response))},A.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":w(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),s=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),r=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var A=new Array(29);t(A);var c,h,d,p=new Array(30);function f(e,t,i,s,r){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=s,this.max_length=r,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},B=function(e,t,i){var s,r,n=new Array(16),o=0;for(s=1;s<=15;s++)o=o+i[s-1]<<1,n[s]=o;for(r=0;r<=t;r++){var a=e[2*r+1];0!==a&&(e[2*r]=b(n[a]++,a))}},x=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,s){var r=2*t,n=2*i;return e[r]<e[n]||e[r]===e[n]&&s[t]<=s[i]},M=function(e,t,i){for(var s=e.heap[i],r=i<<1;r<=e.heap_len&&(r<e.heap_len&&C(t,e.heap[r+1],e.heap[r],e.depth)&&r++,!C(t,s,e.heap[r],e.depth));)e.heap[i]=e.heap[r],i=r,r<<=1;e.heap[i]=s},F=function(e,t,r){var n,o,a,l,c=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+c++],n+=(255&e.pending_buf[e.sym_buf+c++])<<8,o=e.pending_buf[e.sym_buf+c++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=A[a],_(e,o,l)),n--,a=g(n),y(e,a,r),0!==(l=s[a])&&(n-=p[a],_(e,n,l)))}while(c<e.sym_next);y(e,256,t)},E=function(e,t){var i,s,r,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(r=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[r]=0,e.opt_len--,a&&(e.static_len-=o[2*r+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);r=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),s=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=s,n[2*r]=n[2*i]+n[2*s],e.depth[r]=(e.depth[i]>=e.depth[s]?e.depth[i]:e.depth[s])+1,n[2*i+1]=n[2*s+1]=r,e.heap[1]=r++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var i,s,r,n,o,a,l=t.dyn_tree,u=t.max_code,A=t.stat_desc.static_tree,c=t.stat_desc.has_stree,h=t.stat_desc.extra_bits,d=t.stat_desc.extra_base,p=t.stat_desc.max_length,f=0;for(n=0;n<=15;n++)e.bl_count[n]=0;for(l[2*e.heap[e.heap_max]+1]=0,i=e.heap_max+1;i<573;i++)(n=l[2*l[2*(s=e.heap[i])+1]+1]+1)>p&&(n=p,f++),l[2*s+1]=n,s>u||(e.bl_count[n]++,o=0,s>=d&&(o=h[s-d]),a=l[2*s],e.opt_len+=a*(n+o),c&&(e.static_len+=a*(A[2*s+1]+o)));if(0!==f){do{for(n=p-1;0===e.bl_count[n];)n--;e.bl_count[n]--,e.bl_count[n+1]+=2,e.bl_count[p]--,f-=2}while(f>0);for(n=p;0!==n;n--)for(s=e.bl_count[n];0!==s;)(r=e.heap[--i])>u||(l[2*r+1]!==n&&(e.opt_len+=(n-l[2*r+1])*l[2*r],l[2*r+1]=n),s--)}}(e,t),B(n,u,e.bl_count)},k=function(e,t,i){var s,r,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),t[2*(i+1)+1]=65535,s=0;s<=i;s++)r=o,o=t[2*(s+1)+1],++a<l&&r===o||(a<u?e.bl_tree[2*r]+=a:0!==r?(r!==n&&e.bl_tree[2*r]++,e.bl_tree[32]++):a<=10?e.bl_tree[34]++:e.bl_tree[36]++,a=0,n=r,0===o?(l=138,u=3):r===o?(l=6,u=3):(l=7,u=4))},I=function(e,t,i){var s,r,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),s=0;s<=i;s++)if(r=o,o=t[2*(s+1)+1],!(++a<l&&r===o)){if(a<u)do{y(e,r,e.bl_tree)}while(0!=--a);else 0!==r?(r!==n&&(y(e,r,e.bl_tree),a--),y(e,16,e.bl_tree),_(e,a-3,2)):a<=10?(y(e,17,e.bl_tree),_(e,a-3,3)):(y(e,18,e.bl_tree),_(e,a-11,7));a=0,n=r,0===o?(l=138,u=3):r===o?(l=6,u=3):(l=7,u=4)}},D=!1,S=function(e,t,i,s){_(e,0+(s?1:0),3),P(e),m(e,i),m(e,~i),i&&e.pending_buf.set(e.window.subarray(t,t+i),e.pending),e.pending+=i},T=function(e){D||(function(){var e,t,n,v,g,m=new Array(16);for(n=0,v=0;v<28;v++)for(A[v]=n,e=0;e<1<<i[v];e++)u[n++]=v;for(u[n-1]=v,g=0,v=0;v<16;v++)for(p[v]=g,e=0;e<1<<s[v];e++)l[g++]=v;for(g>>=7;v<30;v++)for(p[v]=g<<7,e=0;e<1<<s[v]-7;e++)l[256+g++]=v;for(t=0;t<=15;t++)m[t]=0;for(e=0;e<=143;)o[2*e+1]=8,e++,m[8]++;for(;e<=255;)o[2*e+1]=9,e++,m[9]++;for(;e<=279;)o[2*e+1]=7,e++,m[7]++;for(;e<=287;)o[2*e+1]=8,e++,m[8]++;for(B(o,287,m),e=0;e<30;e++)a[2*e+1]=5,a[2*e]=b(e,5);c=new f(o,i,257,286,15),h=new f(a,s,0,30,15),d=new f(new Array(0),r,0,19,7)}(),D=!0),e.l_desc=new v(e.dyn_ltree,c),e.d_desc=new v(e.dyn_dtree,h),e.bl_desc=new v(e.bl_tree,d),e.bi_buf=0,e.bi_valid=0,x(e)},R=S,L=function(e,t,i,s){var r,l,u=0;e.level>0?(2===e.strm.data_type&&(e.strm.data_type=function(e){var t,i=4093624447;for(t=0;t<=31;t++,i>>>=1)if(1&i&&0!==e.dyn_ltree[2*t])return 0;if(0!==e.dyn_ltree[18]||0!==e.dyn_ltree[20]||0!==e.dyn_ltree[26])return 1;for(t=32;t<256;t++)if(0!==e.dyn_ltree[2*t])return 1;return 0}(e)),E(e,e.l_desc),E(e,e.d_desc),u=function(e){var 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Te(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ce,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),_e(this.dyn_ltree),_e(this.dyn_dtree),_e(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),_e(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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i===ee&&((t=e.state).window_size=2*t.w_size,_e(t.head),t.max_lazy_match=Se[t.level].max_lazy,t.good_match=Se[t.level].good_length,t.nice_match=Se[t.level].nice_length,t.max_chain_length=Se[t.level].max_chain,t.strstart=0,t.block_start=0,t.lookahead=0,t.insert=0,t.match_length=t.prev_length=2,t.match_available=0,t.ins_h=0),i},Oe=function(e,t,i,s,r,n){if(!e)return ie;var o=1;if(t===ne&&(t=6),s<0?(o=0,s=-s):s>15&&(o=2,s-=16),r<1||r>9||i!==ce||s<8||s>15||t<0||t>9||n<0||n>ue||8===s&&1!==o)return ge(e,ie);8===s&&(s=9);var a=new Te;return e.state=a,a.strm=e,a.status=pe,a.wrap=o,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new 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i.last_flush=-1,ee}if(57===i.status)if(e.adler=0,xe(i,31),xe(i,139),xe(i,8),i.gzhead)xe(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),xe(i,255&i.gzhead.time),xe(i,i.gzhead.time>>8&255),xe(i,i.gzhead.time>>16&255),xe(i,i.gzhead.time>>24&255),xe(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),xe(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(xe(i,255&i.gzhead.extra.length),xe(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=V(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(xe(i,0),xe(i,0),xe(i,0),xe(i,0),xe(i,0),xe(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),xe(i,3),i.status=fe,Be(e),0!==i.pending)return i.last_flush=-1,ee;if(69===i.status){if(i.gzhead.extra){for(var n=i.pending,o=(65535&i.gzhead.extra.length)-i.gzindex;i.pending+o>i.pending_buf_size;){var a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,Be(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,A=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>A&&(e.adler=V(e.adler,i.pending_buf,i.pending-A,A)),Be(e),0!==i.pending)return i.last_flush=-1,ee;A=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,xe(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>A&&(e.adler=V(e.adler,i.pending_buf,i.pending-A,A)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var c,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),Be(e),0!==i.pending)return i.last_flush=-1,ee;h=0}c=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,xe(i,c)}while(0!==c);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(Be(e),0!==i.pending))return i.last_flush=-1,ee;xe(i,255&e.adler),xe(i,e.adler>>8&255),e.adler=0}if(i.status=fe,Be(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Ee(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Fe(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,s,r,n,o=e.window;;){if(e.lookahead<=he){if(Fe(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((s=o[r=e.strstart-1])===o[++r]&&s===o[++r]&&s===o[++r])){n=e.strstart+he;do{}while(s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&s===o[++r]&&r<n);e.match_length=he-(n-r),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 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o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Fe(s);s.lookahead>=3;){var u=s.strstart,A=s.lookahead-2;do{s.ins_h=be(s,s.ins_h,s.window[u+3-1]),s.prev[u&s.w_mask]=s.head[s.ins_h],s.head[s.ins_h]=u,u++}while(--A);s.strstart=u,s.lookahead=2,Fe(s)}return s.strstart+=s.lookahead,s.block_start=s.strstart,s.insert=s.lookahead,s.lookahead=0,s.match_length=s.prev_length=2,s.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,s.wrap=r,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=w(i))throw new TypeError(i+"must be non-object");for(var s in i)Ge(i,s)&&(e[s]=i[s])}}return e},We=function(e){for(var t=0,i=0,s=e.length;i<s;i++)t+=e[i].length;for(var r=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];r.set(l,o),o+=l.length}return r},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,B,w,x,P,C=e.state;i=e.next_in,x=e.input,s=i+(e.avail_in-5),r=e.next_out,P=e.output,n=r-(t-e.avail_out),o=r+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,A=C.wnext,c=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=x[i++]<<d,d+=8,h+=x[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[r++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=x[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=x[i++]<<d,d+=8,h+=x[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=x[i++]<<d,(d+=8)<_&&(h+=x[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break 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Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),Bt=function(e,t,i,s,r,n,o,a){var l,u,A,c,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,B=0,w=0,x=0,P=0,C=0,M=0,F=null,E=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)E[m]=0;for(_=0;_<s;_++)E[t[i+_]]++;for(B=g,b=15;b>=1&&0===E[b];b--);if(B>b&&(B=b),0===b)return r[n++]=20971520,r[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===E[y];y++);for(B<y&&(B=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=E[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+E[m];for(_=0;_<s;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(F=I=o,d=20):1===e?(F=mt,I=_t,d=257):(F=yt,I=bt,d=0),M=0,_=0,m=y,h=n,w=B,x=0,A=-1,c=(C=1<<B)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-x,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=F[o[_]-d]):(f=96,v=0),l=1<<m-x,y=u=1<<w;do{r[h+(M>>x)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--E[m]){if(m===b)break;m=t[i+o[_]]}if(m>B&&(M&c)!==A){for(0===x&&(x=B),h+=y,P=1<<(w=m-x);w+x<b&&!((P-=E[w+x])<=0);)w++,P<<=1;if(C+=1<<w,1===e&&C>852||2===e&&C>592)return 1;r[A=M&c]=B<<24|w<<16|h-n|0}}return 0!==M&&(r[h+M]=m-x<<24|64<<16|0),a.bits=B,0},wt=j.Z_FINISH,xt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Ft=j.Z_NEED_DICT,Et=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Rt=16190,Lt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Et;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Et;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Et;var s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Et:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Et;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var s=Yt(e,t);return s!==Ct&&(e.state=null),s},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(Bt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;Bt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,s){var r,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),s>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((r=n.wsize-n.wnext)>s&&(r=s),n.window.set(t.subarray(i-s,i-s+r),n.wnext),(s-=r)?(n.window.set(t.subarray(i-s,i),0),n.wnext=s,n.whave=n.wsize):(n.wnext+=r,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=r))),0},ti=Jt,ii=Zt,si=function(e,t){var i,s,r,n,o,a,l,u,A,c,h,d,p,f,v,g,m,_,y,b,B,w,x,P,C=0,M=new Uint8Array(4),F=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Et;(i=e.state).mode===Lt&&(i.mode=Ut),o=e.next_out,r=e.output,l=e.avail_out,n=e.next_in,s=e.input,a=e.avail_in,u=i.hold,A=i.bits,c=a,h=l,w=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,A=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(A-=4,B=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=B),B>15||B>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Lt,u=0,A=0;break;case 16181:for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0,i.mode=16182;case 16182:for(;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,A=0,i.mode=16183;case 16183:for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0,i.mode=16184;case 16184:if(1024&i.flags){for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,A=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(B=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(n,n+d),B)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{B=s[n+d++],i.head&&B&&i.length<65536&&(i.head.name+=String.fromCharCode(B))}while(B&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,B)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{B=s[n+d++],i.head&&B&&i.length<65536&&(i.head.comment+=String.fromCharCode(B))}while(B&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,s,d,n)),a-=d,n+=d,B)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;A<16;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,A=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Lt;break;case 16189:for(;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}e.adler=i.check=jt(u),u=0,A=0,i.mode=Rt;case Rt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=A,Ft;e.adler=i.check=1,i.mode=Lt;case Lt:if(t===xt||t===Pt)break e;case Ut:if(i.last){u>>>=7&A,A-=7&A,i.mode=Vt;break}for(;A<3;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}switch(i.last=1&u,A-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,A-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,A-=2;break;case 16193:for(u>>>=7&A,A-=7&A;A<32;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,A=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Lt;break;case 16196:for(;A<14;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(i.nlen=257+(31&u),u>>>=5,A-=5,i.ndist=1+(31&u),u>>>=5,A-=5,i.ncode=4+(15&u),u>>>=4,A-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;A<3;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.lens[F[i.have++]]=7&u,u>>>=3,A-=3}for(;i.have<19;)i.lens[F[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,x={bits:i.lenbits},w=Bt(0,i.lens,0,19,i.lencode,0,i.work,x),i.lenbits=x.bits,w){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(m<16)u>>>=v,A-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(u>>>=v,A-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}B=i.lens[i.have-1],d=3+(3&u),u>>>=2,A-=2}else if(17===m){for(P=v+3;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}A-=v,B=0,d=3+(7&(u>>>=v)),u>>>=3,A-=3}else{for(P=v+7;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}A-=v,B=0,d=11+(127&(u>>>=v)),u>>>=7,A-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Ht;break}for(;d--;)i.lens[i.have++]=B}}if(i.mode===Ht)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Ht;break}if(i.lenbits=9,x={bits:i.lenbits},w=Bt(1,i.lens,0,i.nlen,i.lencode,0,i.work,x),i.lenbits=x.bits,w){e.msg="invalid literal/lengths set",i.mode=Ht;break}if(i.distbits=6,i.distcode=i.distdyn,x={bits:i.distbits},w=Bt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,x),i.distbits=x.bits,w){e.msg="invalid distances set",i.mode=Ht;break}if(i.mode=Nt,t===Pt)break e;case Nt:i.mode=Qt;case Qt:if(a>=6&&l>=258){e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=A,gt(e,h),o=e.next_out,r=e.output,l=e.avail_out,n=e.next_in,s=e.input,a=e.avail_in,u=i.hold,A=i.bits,i.mode===Lt&&(i.back=-1);break}for(i.back=0;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}u>>>=_,A-=_,i.back+=_}if(u>>>=v,A-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Lt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;A<P;){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,A-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=A);){if(0===a)break e;a--,u+=s[n++]<<A,A+=8}u>>>=_,A-=_,i.back+=_}if(u>>>=v,A-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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G=ki.createPositionsDecodeMatrix(L),z={},W=Q;W<=V;W++){var K=x[W],X=t.globalizeObjectIds?$.globalizeObjectId(s.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],ee=e.metaScene.metaObjects[X],te={},ie={};if(ee){if(t.excludeTypesMap&&ee.type&&t.excludeTypesMap[ee.type])continue;if(t.includeTypesMap&&ee.type&&!t.includeTypesMap[ee.type])continue;var se=t.objectDefaults?t.objectDefaults[ee.type]||t.objectDefaults.DEFAULT:null;se&&(!1===se.visible&&(te.visible=!1),!1===se.pickable&&(te.pickable=!1),se.colorize&&(ie.color=se.colorize),void 0!==se.opacity&&null!==se.opacity&&(ie.opacity=se.opacity),void 0!==se.metallic&&null!==se.metallic&&(ie.metallic=se.metallic),void 0!==se.roughness&&null!==se.roughness&&(ie.roughness=se.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var re=Y;re<=Z;re++){var ne=b[re],oe=D[ne]>1,ae=ne===F-1,ue=KE(w.subarray(6*re,6*re+3)),Ae=w[6*re+3]/255,ce=w[6*re+4]/255,he=w[6*re+5]/255,de=n.getNextId();if(oe){var pe=B[re],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=c.subarray(_[ne],ae?c.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=c.subarray(_[ne],ae?c.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 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we=ge.decompressedPositions,xe=ge.transformedAndRecompressedPositions,Pe=0,Ce=we.length;Pe<Ce;Pe+=3)zE[0]=we[Pe+0],zE[1]=we[Pe+1],zE[2]=we[Pe+2],zE[3]=1,$.transformVec4(fe,zE,WE),ki.compressPosition(WE,L,zE),xe[Pe+0]=zE[0],xe[Pe+1]=zE[1],xe[Pe+2]=zE[2];s.createMesh(le.apply(ie,{id:de,origin:R,primitive:ge.primitiveName,positionsCompressed:xe,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:G,color:ue,metallic:ce,roughness:he,opacity:Ae})),q.push(de)}else z[ve]||(s.createGeometry({id:ve,primitive:ge.primitiveName,positionsCompressed:ge.geometryPositions,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:p}),z[ve]=!0),s.createMesh(le.apply(ie,{id:de,geometryId:ve,origin:R,matrix:fe,color:ue,metallic:ce,roughness:he,opacity:Ae})),q.push(de)}else{var Me=void 0,Fe=void 0,Ee=void 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o=n.getNextId(),a=i.metadata,l=i.textureData,u=i.eachTextureDataPortion,A=i.eachTextureAttributes,c=i.positions,h=i.normals,d=i.colors,p=i.uvs,f=i.indices,v=i.edgeIndices,g=i.eachTextureSetTextures,m=i.matrices,_=i.reusedGeometriesDecodeMatrix,y=i.eachGeometryPrimitiveType,b=i.eachGeometryPositionsPortion,B=i.eachGeometryNormalsPortion,w=i.eachGeometryColorsPortion,x=i.eachGeometryUVsPortion,P=i.eachGeometryIndicesPortion,C=i.eachGeometryEdgeIndicesPortion,M=i.eachMeshGeometriesPortion,F=i.eachMeshMatricesPortion,E=i.eachMeshTextureSet,k=i.eachMeshMaterialAttributes,I=i.eachEntityId,D=i.eachEntityMeshesPortion,S=i.eachTileAABB,T=i.eachTileEntitiesPortion,R=u.length,L=g.length/5,U=b.length,O=M.length,N=D.length,Q=T.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var V=0;V<R;V++){var H=V===R-1,j=u[V],G=H?l.length:u[V+1],z=G-j>0,W=9*V,K=1===A[W+0],X=A[W+1];A[W+2],A[W+3];var J=A[W+4],Y=A[W+5],Z=A[W+6],q=A[W+7],ee=A[W+8];if(z){var te=new Uint8Array(l.subarray(j,G)).buffer,ie="".concat(o,"-texture-").concat(V);if(K)s.createTexture({id:ie,buffers:[te],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:ee});else{var se=new Blob([te],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),re=(window.URL||window.webkitURL).createObjectURL(se),ne=document.createElement("img");ne.src=re,s.createTexture({id:ie,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:ee})}}}for(var oe=0;oe<L;oe++){var ae=5*oe,ue="".concat(o,"-textureSet-").concat(oe),Ae=g[ae+0],ce=g[ae+1],he=g[ae+2],de=g[ae+3],pe=g[ae+4];s.createTextureSet({id:ue,colorTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,normalsTextureId:he>=0?"".concat(o,"-texture-").concat(he):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=$.vec3(),_e=$.AABB3(),ye={},be=0;be<Q;be++){var Be=be===Q-1,we=T[be],xe=Be?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);$.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=ki.createPositionsDecodeMatrix(_e),Fe={},Ee=we;Ee<=xe;Ee++){var ke=I[Ee],Ie=t.globalizeObjectIds?$.globalizeObjectId(s.id,ke):ke,De=Ee===N-1,Se=D[Ee],Te=De?M.length-1:D[Ee+1]-1,Re=[],Le=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Le){if(t.excludeTypesMap&&Le.type&&t.excludeTypesMap[Le.type])continue;if(t.includeTypesMap&&Le.type&&!t.includeTypesMap[Le.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Le.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=E[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=qE(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=F[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryNormals=h.subarray(B[Ve],je?h.length:B[Ve+1]),et.geometryUVs=p.subarray(x[Ve],je?p.length:x[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 1:et.primitiveName="surface",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryNormals=h.subarray(B[Ve],je?h.length:B[Ve+1]),et.geometryUVs=p.subarray(x[Ve],je?p.length:x[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 2:et.primitiveName="points",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryColors=d.subarray(w[Ve],je?d.length:w[Ve+1]),tt=et.geometryPositions.length>0;break;case 3:et.primitiveName="lines",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 4:et.primitiveName="lines",et.geometryPositions=c.subarray(b[Ve],je?c.length:b[Ve+1]),et.geometryIndices=$E(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,st=et.decompressedPositions,rt=0,nt=it.length;rt<nt;rt+=3)st[rt+0]=it[rt+0]*_[0]+_[12],st[rt+1]=it[rt+1]*_[5]+_[13],st[rt+2]=it[rt+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)YE[0]=ot[lt+0],YE[1]=ot[lt+1],YE[2]=ot[lt+2],YE[3]=1,$.transformVec4(qe,YE,ZE),ki.compressPosition(ZE,_e,YE),at[lt+0]=YE[0],at[lt+1]=YE[1],at[lt+2]=YE[2];s.createMesh(le.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else Fe[$e]||(s.createGeometry({id:$e,primitive:et.primitiveName,positionsCompressed:et.geometryPositions,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:_}),Fe[$e]=!0),s.createMesh(le.apply(Oe,{id:Ye,geometryId:$e,textureSetId:ze,matrix:qe,color:We,metallic:Xe,roughness:Je,opacity:Ke,origin:me})),Re.push(Ye)}else{var At=void 0,ct=void 0,ht=void 0,dt=void 0,pt=void 0,ft=void 0,vt=void 0,gt=!1;switch(y[Ve]){case 0:At="solid",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ht=h.subarray(B[Ve],je?h.length:B[Ve+1]),dt=p.subarray(x[Ve],je?p.length:x[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 1:At="surface",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ht=h.subarray(B[Ve],je?h.length:B[Ve+1]),dt=p.subarray(x[Ve],je?p.length:x[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 2:At="points",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),pt=d.subarray(w[Ve],je?d.length:w[Ve+1]),gt=ct.length>0;break;case 3:At="lines",ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),gt=ct.length>0&&ft.length>0;break;case 4:At="lines",ft=$E(ct=c.subarray(b[Ve],je?c.length:b[Ve+1]),f.subarray(P[Ve],je?f.length:P[Ve+1])),gt=ct.length>0&&ft.length>0;break;default:continue}gt&&(s.createMesh(le.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:At,positionsCompressed:ct,normalsCompressed:ht,uv:dt&&dt.length>0?dt:null,colorsCompressed:pt,indices:ft,edgeIndices:vt,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye))}}Re.length>0&&s.createEntity(le.apply(Ue,{id:Ie,isObject:!0,meshIds:Re}))}}}(e,t,a,s,r,n)}},tk={};tk[gE.version]=gE,tk[yE.version]=yE,tk[wE.version]=wE,tk[CE.version]=CE,tk[EE.version]=EE,tk[SE.version]=SE,tk[UE.version]=UE,tk[jE.version]=jE,tk[XE.version]=XE,tk[ek.version]=ek;var ik=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"XKTLoader",e,r))._maxGeometryBatchSize=r.maxGeometryBatchSize,s.textureTranscoder=r.textureTranscoder,s.dataSource=r.dataSource,s.objectDefaults=r.objectDefaults,s.includeTypes=r.includeTypes,s.excludeTypes=r.excludeTypes,s.excludeUnclassifiedObjects=r.excludeUnclassifiedObjects,s.reuseGeometries=r.reuseGeometries,s}return C(i,[{key:"supportedVersions",get:function(){return Object.keys(tk)}},{key:"textureTranscoder",get:function(){return this._textureTranscoder},set:function(e){this._textureTranscoder=e}},{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new hE}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||uF}},{key:"includeTypes",get:function(){return this._includeTypes},set:function(e){this._includeTypes=e}},{key:"excludeTypes",get:function(){return this._excludeTypes},set:function(e){this._excludeTypes=e}},{key:"excludeUnclassifiedObjects",get:function(){return this._excludeUnclassifiedObjects},set:function(e){this._excludeUnclassifiedObjects=!!e}},{key:"globalizeObjectIds",get:function(){return this._globalizeObjectIds},set:function(e){this._globalizeObjectIds=!!e}},{key:"reuseGeometries",get:function(){return this._reuseGeometries},set:function(e){this._reuseGeometries=!1!==e}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id),!(t.src||t.xkt||t.manifestSrc||t.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),A;var i={},s=t.includeTypes||this._includeTypes,r=t.excludeTypes||this._excludeTypes,n=t.objectDefaults||this._objectDefaults;if(i.reuseGeometries=null!==t.reuseGeometries&&void 0!==t.reuseGeometries?t.reuseGeometries:!1!==this._reuseGeometries,s){i.includeTypesMap={};for(var o=0,a=s.length;o<a;o++)i.includeTypesMap[s[o]]=!0}if(r){i.excludeTypesMap={};for(var l=0,u=r.length;l<u;l++)i.excludeTypesMap[r[l]]=!0}n&&(i.objectDefaults=n),i.excludeUnclassifiedObjects=void 0!==t.excludeUnclassifiedObjects?!!t.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==t.globalizeObjectIds&&null!==t.globalizeObjectIds?!!t.globalizeObjectIds:this._globalizeObjectIds;var A=new ch(this.viewer.scene,le.apply(t,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:t.origin,disableVertexWelding:t.disableVertexWelding||!1,disableIndexRebucketing:t.disableIndexRebucketing||!1,dtxEnabled:t.dtxEnabled})),c=A.id,h=new ip({metaScene:this.viewer.metaScene,id:c});this.viewer.scene.canvas.spinner.processes++;var d=function(){A.finalize(),h.finalize(),e.viewer.scene.canvas.spinner.processes--,A.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(h.id)})),e.scheduleTask((function(){A.destroyed||(A.scene.fire("modelLoaded",A.id),A.fire("loaded",!0,!1))}))},p=function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t),A.fire("error",t)},f=0,v={getNextId:function(){return"".concat(c,".").concat(f++)}};if(t.metaModelSrc||t.metaModelData)if(t.metaModelSrc){var g=t.metaModelSrc;this._dataSource.getMetaModel(g,(function(n){A.destroyed||(h.loadData(n,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),t.src?e._loadModel(t.src,t,i,A,null,v,d,p):(e._parseModel(t.xkt,t,i,A,null,v),d()))}),(function(e){p("load(): Failed to load model metadata for model '".concat(c," from  '").concat(g,"' - ").concat(e))}))}else t.metaModelData&&(h.loadData(t.metaModelData,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),t.src?this._loadModel(t.src,t,i,A,null,v,d,p):(this._parseModel(t.xkt,t,i,A,null,v),d()));else if(t.src)this._loadModel(t.src,t,i,A,h,v,d,p);else if(t.xkt)this._parseModel(t.xkt,t,i,A,h,v),d();else if(t.manifestSrc||t.manifest){var m=t.manifestSrc?sk(t.manifestSrc):"",_=function(t,n,o){var a=0;!function l(){a>=t.length?n():e._dataSource.getMetaModel("".concat(m).concat(t[a]),(function(t){h.loadData(t,{includeTypes:s,excludeTypes:r,globalizeObjectIds:i.globalizeObjectIds}),a++,e.scheduleTask(l,100)}),o)}()},y=function(s,r,n){var o=0;!function a(){o>=s.length?r():e._dataSource.getXKT("".concat(m).concat(s[o]),(function(s){e._parseModel(s,t,i,A,null,v),o++,e.scheduleTask(a,100)}),n)}()},b=function(s,r,n){var o=0;!function a(){o>=s.length?r():e._dataSource.getXKT("".concat(m).concat(s[o]),(function(s){e._parseModel(s,t,i,A,h,v),o++,e.scheduleTask(a,100)}),n)}()};if(t.manifest){var B=t.manifest,w=B.xktFiles;if(!w||0===w.length)return void p("load(): Failed to load model manifest - manifest not valid");var x=B.metaModelFiles;x?_(x,(function(){y(w,d,p)}),p):b(w,d,p)}else this._dataSource.getManifest(t.manifestSrc,(function(e){if(!A.destroyed){var t=e.xktFiles;if(t&&0!==t.length){var i=e.metaModelFiles;i?_(i,(function(){y(t,d,p)}),p):b(t,d,p)}else p("load(): Failed to load model manifest - manifest not valid")}}),p)}return A}},{key:"_loadModel",value:function(e,t,i,s,r,n,o,a){var l=this;this._dataSource.getXKT(t.src,(function(e){l._parseModel(e,t,i,s,r,n),o()}),a)}},{key:"_parseModel",value:function(e,t,i,s,r,n){if(!s.destroyed){var o=new DataView(e),a=new Uint8Array(e),l=o.getUint32(0,!0),u=tk[l];if(u){this.log("Loading .xkt V"+l);for(var A=o.getUint32(4,!0),c=[],h=4*(A+2),d=0;d<A;d++){var p=o.getUint32(4*(d+2),!0);c.push(a.subarray(h,h+p)),h+=p}u.parse(this.viewer,i,c,s,r,n)}else this.error("Unsupported .XKT file version: "+l+" - this XKTLoaderPlugin supports versions "+Object.keys(tk))}}}]),i}();function sk(e){var t=e.split("/");return t.pop(),t.join("/")+"/"}var rk={};!function(e){var t,i="File format is not recognized.",s="Error while reading zip file.",r="Error while reading file data.",n=524288,o="text/plain";try{t=0===new Blob([new DataView(new ArrayBuffer(0))]).size}catch(e){}function a(){this.crc=-1}function l(){}function u(e,t){var i,s;return i=new ArrayBuffer(e),s=new Uint8Array(i),t&&s.set(t,0),{buffer:i,array:s,view:new DataView(i)}}function A(){}function c(e){var t,i=this;i.size=0,i.init=function(s,r){var n=new Blob([e],{type:o});(t=new d(n)).init((function(){i.size=t.size,s()}),r)},i.readUint8Array=function(e,i,s,r){t.readUint8Array(e,i,s,r)}}function h(t){var i,s=this;s.size=0,s.init=function(e){for(var 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r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}}},{key:"_createMetaObject",value:function(e,t,i){var s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[s]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,s,r,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,r),l=0;l<a.size();l++){var u=a.get(l),A=this._ifcAPI.GetLine(e.modelID,u),c=A[i],h=!1;if(Array.isArray(c))h=c.map((function(e){return e.value})).includes(t);else h=c.value===t;if(h){var d=A[s];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){var n=r.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],A=0,c=a.length;A<c;A++){var h=a[A],d=h.Name,p=h.NominalValue;if(d&&p){var f={name:d.value,type:p.type,value:p.value,valueType:p.valueType};h.Description?f.description=h.Description.value:p.description&&(f.description=p.description),u.push(f)}}var v={id:o,type:"Default",name:l,properties:u};e.metadata.propertySets.push(v),e.stats.numPropertySets++;var g=r.RelatedObjects;if(!g||0===g.length)return;for(var m=0,_=g.length;m<_;m++){var y=g[m].GlobalId.value,b=e.metaObjects[y];b&&(b.propertySetIds||(b.propertySetIds=[]),b.propertySetIds.push(o))}}}}}},{key:"_parseGeometry",value:function(e){var t=this;this._ifcAPI.StreamAllMeshes(e.modelID,(function(i){var s=i.expressID,r=i.geometries,n=[],o=t._ifcAPI.GetLine(e.modelID,s).GlobalId.value;if(e.loadMetadata){var a=o,l=e.metaObjects[a];if(e.includeTypes&&(!l||!e.includeTypes[l.type]))return;if(e.excludeTypes&&(!l||e.excludeTypes[l.type]))return}for(var u=$.mat4(),A=$.vec3(),c=0,h=r.size();c<h;c++){for(var d=r.get(c),p=t._ifcAPI.GetGeometry(e.modelID,d.geometryExpressID),f=t._ifcAPI.GetVertexArray(p.GetVertexData(),p.GetVertexDataSize()),v=t._ifcAPI.GetIndexArray(p.GetIndexData(),p.GetIndexDataSize()),g=new Float64Array(f.length/2),m=new Float32Array(f.length/2),_=0,y=0,b=f.length/6;_<b;_++,y+=3)g[y+0]=f[6*_+0],g[y+1]=f[6*_+1],g[y+2]=f[6*_+2];u.set(d.flatTransformation),$.transformPositions3(u,g);var B=Ue(g,g,A);if(!e.options.autoNormals)for(var w=0,x=0,P=f.length/6;w<P;w++,x+=3)m[x+0]=f[6*w+3],m[x+1]=f[6*w+4],m[x+2]=f[6*w+5];e.stats.numGeometries++,e.stats.numVertices+=g.length/3,e.stats.numTriangles+=v.length/3;var C="mesh"+e.nextId++;e.sceneModel.createMesh({id:C,primitive:"triangles",origin:B?A:null,positions:g,normals:e.options.autoNormals?null:m,indices:v,color:[d.color.x,d.color.y,d.color.z],opacity:d.color.w}),n.push(C)}var M=e.options.globalizeObjectIds?$.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:M,meshIds:n,isObject:!0}),e.stats.numObjects++}))}}]),i}(),bk=function(){function e(){x(this,e)}return C(e,[{key:"getLAS",value:function(e,t,i){var s=function(){};t=t||s,i=i||s;var r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){var n=!!r[2],o=r[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var A=new XMLHttpRequest;A.open("GET",e,!0),A.responseType="arraybuffer",A.onreadystatechange=function(){4===A.readyState&&(200===A.status?t(A.response):i("getXKT error : 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t=0,i=0,s=0,r=new DataView(e),o=new Uint8Array(6e3),a=function(s){var n,o,a=s.item,l=s.format,u=s.size;switch(l){case"char":return o=new Uint8Array(e,t,u),t+=u,[a,n=Mk(o)];case"uShort":return n=r.getUint16(t,!0),t+=u,[a,n];case"uLong":return n=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===a&&(i=n),t+=u,[a,n];case"uChar":return n=r.getUint8(t),t+=u,[a,n];case"double":return n=r.getFloat64(t,!0),t+=u,[a,n];default:t+=u}};return function(){var e={};wk.forEach((function(t){var i=a(n({},t));if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. 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s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"lasLoader",e,r)).dataSource=r.dataSource,s.skip=r.skip,s.fp64=r.fp64,s.colorDepth=r.colorDepth,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new bk}},{key:"skip",get:function(){return this._skip},set:function(e){this._skip=e||1}},{key:"fp64",get:function(){return this._fp64},set:function(e){this._fp64=!!e}},{key:"colorDepth",get:function(){return this._colorDepth},set:function(e){this._colorDepth=e||"auto"}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new ch(this.viewer.scene,le.apply(t,{isModel:!0}));if(!t.src&&!t.las)return this.error("load() param expected: src or las"),i;var s={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(t.src)this._loadModel(t.src,t,s,i);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(t.las,t,s,i).then((function(){r.processes--}),(function(t){r.processes--,e.error(t),i.fire("error",t)}))}return i}},{key:"_loadModel",value:function(e,t,i,s){var r=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getLAS(t.src,(function(e){r._parseModel(e,t,i,s).then((function(){n.processes--}),(function(e){n.processes--,r.error(e),s.fire("error",e)}))}),(function(e){n.processes--,r.error(e),s.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,s){var r=this;function n(e){var i=e.value;if(t.rotateX&&i)for(var s=0,r=i.length;s<r;s+=3){var n=i[s+1];i[s+1]=i[s+2],i[s+2]=n}return i}function o(e,t){for(var i=e.value,s=e.size,r=t.value,n=4*r.length,o=new Uint8Array(n),a=0,l=0,u=0,A=r.length;a<A;a++,u+=s,l+=4)o[l+0]=i[u+0],o[l+1]=i[u+1],o[l+2]=i[u+2],o[l+3]=Math.round(r[a]/65536*255);return o}function a(e){for(var t=e.intensity,i=4*t.length,s=new Uint8Array(i),r=0,n=0,o=t.length;r<o;r++,n+=4)s[n+0]=0,s[n+1]=0,s[n+2]=0,s[n+3]=Math.round(t[r]/65536*255);return s}return new Promise((function(l,u){if(s.destroyed)u();else{var A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{var c=Pk(e);ox(e,Bk,i).then((function(e){var A,h,d=e.attributes,p=e.loaderData,f=void 0!==p.pointsFormatId?p.pointsFormatId:-1;if(!d.POSITION)return s.finalize(),void u("No positions found in file");switch(f){case 0:A=n(d.POSITION),h=a(d.intensity);break;case 1:if(!d.intensity)return s.finalize(),void u("No positions found in file");A=n(d.POSITION),h=a(d.intensity);break;case 2:case 3:if(!d.intensity)return s.finalize(),void 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eI(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function tI(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function iI(e,t,i,s){for(var r=0,n=t,o=i-s;n<i;n+=s)r+=(e[o]-e[n])*(e[n+1]+e[o+1]),o=n;return r}Ik.deviation=function(e,t,i,s){var r=t&&t.length,n=r?t[0]*i:e.length,o=Math.abs(iI(e,0,n,i));if(r)for(var a=0,l=t.length;a<l;a++){var u=t[a]*i,A=a<l-1?t[a+1]*i:e.length;o-=Math.abs(iI(e,u,A,i))}var c=0;for(a=0;a<s.length;a+=3){var h=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[h]-e[p])*(e[d+1]-e[h+1])-(e[h]-e[d])*(e[p+1]-e[h+1]))}return 0===o&&0===c?0:Math.abs((c-o)/o)},Ik.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var n=0;n<e[r].length;n++)for(var o=0;o<t;o++)i.vertices.push(e[r][n][o]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};var sI=$.vec2(),rI=$.vec3(),nI=$.vec3(),oI=$.vec3(),aI=function(e){g(i,Se);var t=_(i);function i(e){var s,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return x(this,i),(s=t.call(this,"cityJSONLoader",e,r)).dataSource=r.dataSource,s}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new kk}},{key:"load",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new ch(this.viewer.scene,le.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;var i={};if(e.src)this._loadModel(e.src,e,i,t);else{var s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}},{key:"_loadModel",value:function(e,t,i,s){var r=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getCityJSON(t.src,(function(e){r._parseModel(e,t,i,s),n.processes--}),(function(e){n.processes--,r.error(e),s.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,s){if(!s.destroyed){var r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,n=t.stats||{};n.sourceFormat=e.type||"CityJSON",n.schemaVersion=e.version||"",n.title="",n.author="",n.created="",n.numMetaObjects=0,n.numPropertySets=0,n.numObjects=0,n.numGeometries=0,n.numTriangles=0,n.numVertices=0;var o=!1!==t.loadMetadata,a=o?{id:$.createUUID(),name:"Model",type:"Model"}:null,l=o?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,u={data:e,vertices:r,sceneModel:s,loadMetadata:o,metadata:l,rootMetaObject:a,nextId:0,stats:n};if(this._parseCityJSON(u),s.finalize(),o){var A=s.id;this.viewer.metaScene.createMetaModel(A,u.metadata,i)}s.scene.once("tick",(function(){s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}}},{key:"_transformVertices",value:function(e,t,i){for(var s=[],r=t.scale||$.vec3([1,1,1]),n=t.translate||$.vec3([0,0,0]),o=0,a=0;o<e.length;o++,a+=3){var l=e[o][0]*r[0]+n[0],u=e[o][1]*r[1]+n[1],A=e[o][2]*r[2]+n[2];i?s.push([l,A,u]):s.push([l,u,A])}return s}},{key:"_parseCityJSON",value:function(e){var t=e.data.CityObjects;for(var i in t)if(t.hasOwnProperty(i)){var s=t[i];this._parseCityObject(e,s,i)}}},{key:"_parseCityObject",value:function(e,t,i){var s=e.sceneModel,r=e.data;if(e.loadMetadata){var n=i,o=t.type,a=o+" : "+i,l=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:n,name:a,type:o,parent:l})}if(e.stats.numMetaObjects++,t.geometry&&t.geometry.length>0){for(var u=[],A=0,c=t.geometry.length;A<c;A++){var h=t.geometry[A],d=void 0,p=void 0,f=r.appearance;if(f){var v=f.materials;if(v){var g=h.material;if(g){var m=Object.keys(g);if(m.length>0){var _=g[m[0]];if(void 0!==_.value)d=v[_.value];else{var y=_.values;if(y){p=[];for(var b=0,B=y.length;b<B;b++){var w=v[y[A]];p.push(w)}}}}}}}p?this._parseGeometrySurfacesWithOwnMaterials(e,h,p,u):this._parseGeometrySurfacesWithSharedMaterial(e,h,d,u)}u.length>0&&(s.createEntity({id:i,meshIds:u,isObject:!0}),e.stats.numObjects++)}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":for(var n=t.boundaries,o=0;o<n.length;o++){var a=n[o];this._parseSurfacesWithOwnMaterials(e,i,a,s)}break;case"MultiSolid":case"CompositeSolid":for(var l=t.boundaries,u=0;u<l.length;u++)for(var A=0;A<l[u].length;A++){var c=l[u][A];this._parseSurfacesWithOwnMaterials(e,i,c,s)}}}},{key:"_parseSurfacesWithOwnMaterials",value:function(e,t,i,s){for(var r=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],h=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],h,d);u.push.apply(u,A(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:r[h[u[g]]][0],y:r[h[u[g]]][1],z:r[h[u[g]]][2]});for(var m=this._getNormalOfPositions(v,$.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,sI),_.unshift(sI[0]),_.unshift(sI[1]);for(var b=Ik(_,c,2),B=0;B<b.length;B+=3)d.indices.unshift(u[b[B]]),d.indices.unshift(u[b[B+1]]),d.indices.unshift(u[b[B+2]])}var w=""+e.nextId++;n.createMesh({id:w,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(w),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,s){var r=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var A=l[u];this._parseSurfacesWithSharedMaterial(e,A,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var c=t.boundaries,h=0;h<c.length;h++)for(var d=0;d<c[h].length;d++){var p=c[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;r.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,s){for(var r=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,s);o.push.apply(o,A(u))}if(3===o.length)s.indices.push(o[0]),s.indices.push(o[1]),s.indices.push(o[2]);else if(o.length>3){for(var c=[],h=0;h<o.length;h++)c.push({x:r[i[o[h]]][0],y:r[i[o[h]]][1],z:r[i[o[h]]][2]});for(var d=this._getNormalOfPositions(c,$.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,sI),p.unshift(sI[0]),p.unshift(sI[1]);for(var v=Ik(p,a,2),g=0;g<v.length;g+=3)s.indices.unshift(o[v[g]]),s.indices.unshift(o[v[g+1]]),s.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,s){for(var r=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else s.positions.push(r[l][0]),s.positions.push(r[l][1]),s.positions.push(r[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return $.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var s=rI,r=nI,n=oI;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,$.lenVec3($.subVec3(n,r))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=$.dotVec3(n,r),a=$.mulVec3Scalar(r,o,$.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],$.normalizeVec3(n);var l=$.cross3Vec3(r,n,$.vec3()),u=$.dotVec3(s,n),A=$.dotVec3(s,l);i[0]=u,i[1]=A}}]),i}();export{ws as AlphaFormat,bi as AmbientLight,at as AngleMeasurementsControl,lt as AngleMeasurementsMouseControl,ut as AngleMeasurementsPlugin,At as AngleMeasurementsTouchControl,ft as AnnotationsPlugin,An as AxisGizmoPlugin,mh as BCFViewpointsPlugin,qn as Bitmap,ds as ByteType,nd as CameraMemento,Nh as CameraPath,Wh as CameraPathAnimation,aI as CityJSONLoaderPlugin,es as ClampToEdgeWrapping,Be as Component,hr as CompressedMediaType,Xo as Configs,z as ContextMenu,Ad as CubicBezierCurve,Lh as Curve,Ec as DefaultLoadingManager,Fs as DepthFormat,Es as DepthStencilFormat,yi as DirLight,Mh as DistanceMeasurementsControl,Fh as DistanceMeasurementsMouseControl,Eh as DistanceMeasurementsPlugin,kh as DistanceMeasurementsTouchControl,Hi as EdgeMaterial,Qi as EmphasisMaterial,WF as FaceAlignedSectionPlanesPlugin,Ih as FastNavPlugin,ms as FloatType,On as Fresnel,Me as Frustum,Ce as FrustumPlane,ur as GIFMediaType,Dh as GLTFDefaultDataSource,AF as GLTFLoaderPlugin,_s as HalfFloatType,Zh as ImagePlane,vs as IntType,Ar as JPEGMediaType,Rc as KTX2TextureTranscoder,Fk as LASLoaderPlugin,Bn as LambertMaterial,sd as LightMap,dh as LineSet,ar as LinearEncoding,as as LinearFilter,cs as LinearMipMapLinearFilter,us as LinearMipMapNearestFilter,As as LinearMipmapLinearFilter,ls as LinearMipmapNearestFilter,kc as Loader,Fc as LoadingManager,Sh as LocaleService,Ms as LuminanceAlphaFormat,Cs as LuminanceFormat,Q as Map,et as Marker,ke as MarqueePicker,Ie as MarqueePickerMouseControl,rn as Mesh,Pn as MetallicMaterial,ts as MirroredRepeatWrapping,ad as ModelMemento,pF as NavCubePlugin,is as NearestFilter,os as NearestMipMapLinearFilter,ss as NearestMipMapNearestFilter,ns as NearestMipmapLinearFilter,rs as NearestMipmapNearestFilter,bn as Node,xF as OBJLoaderPlugin,te as ObjectsKdTree3,ud as ObjectsMemento,cr as PNGMediaType,cd as Path,dd as PerformanceModel,Oi as PhongMaterial,wt as PickResult,Se as Plugin,qh as PointLight,De as PointerCircle,W as PointerLens,hd as QuadraticBezierCurve,ie as Queue,Ps as RGBAFormat,Ts as RGBAIntegerFormat,sr as RGBA_ASTC_10x10_Format,er as RGBA_ASTC_10x5_Format,tr as RGBA_ASTC_10x6_Format,ir as RGBA_ASTC_10x8_Format,rr as RGBA_ASTC_12x10_Format,nr as RGBA_ASTC_12x12_Format,Ws as RGBA_ASTC_4x4_Format,Ks as RGBA_ASTC_5x4_Format,Xs as RGBA_ASTC_5x5_Format,Js as RGBA_ASTC_6x5_Format,Ys as RGBA_ASTC_6x6_Format,Zs as RGBA_ASTC_8x5_Format,qs as RGBA_ASTC_8x6_Format,$s as RGBA_ASTC_8x8_Format,or as RGBA_BPTC_Format,zs as RGBA_ETC2_EAC_Format,Hs as RGBA_PVRTC_2BPPV1_Format,Vs as RGBA_PVRTC_4BPPV1_Format,Ls as RGBA_S3TC_DXT1_Format,Us as RGBA_S3TC_DXT3_Format,Os as RGBA_S3TC_DXT5_Format,xs as RGBFormat,js as RGB_ETC1_Format,Gs as RGB_ETC2_Format,Qs as RGB_PVRTC_2BPPV1_Format,Ns as RGB_PVRTC_4BPPV1_Format,Rs as RGB_S3TC_DXT1_Format,Ds as RGFormat,Ss as RGIntegerFormat,Si as ReadableGeometry,ks as RedFormat,Is as RedIntegerFormat,id as ReflectionMap,$i as RepeatWrapping,XF as STLDefaultDataSource,sE as STLLoaderPlugin,ch as SceneModel,io as SceneModelMesh,ih as SceneModelTransform,cn as SectionPlane,DF as SectionPlanesPlugin,ps as ShortType,pd as Skybox,KF as SkyboxesPlugin,Fn as SpecularMaterial,Uh as SplineCurve,rd as SpriteMarker,OF as StoreyViewsPlugin,Un as Texture,fd as TextureTranscoder,oE as TreeViewPlugin,hs as UnsignedByteType,Bs as UnsignedInt248Type,gs as UnsignedIntType,ys as UnsignedShort4444Type,bs as UnsignedShort5551Type,fs as UnsignedShortType,Vn as VBOGeometry,cE as ViewCullPlugin,rb as Viewer,yk as WebIFCLoaderPlugin,Sc as WorkerPool,hE as XKTDefaultDataSource,ik as XKTLoaderPlugin,mk as XML3DLoaderPlugin,Ti as buildBoxGeometry,zn as buildBoxLinesGeometry,Wn as buildBoxLinesGeometryFromAABB,on as buildCylinderGeometry,Kn as buildGridGeometry,Xn as buildPlaneGeometry,Yn as buildPolylineGeometry,Zn as buildPolylineGeometryFromCurve,an as buildSphereGeometry,Jn as buildTorusGeometry,un as buildVectorTextGeometry,Re as createRTCViewMat,Ee as frustumIntersectsAABB3,Uc as getKTX2TextureTranscoder,Ne as getPlaneRTCPos,jn as load3DSGeometry,Gn as loadOBJGeometry,$ as math,Oe as rtcToWorldPos,lr as sRGBEncoding,Fe as setFrustum,se as stats,le as utils,Le as worldToRTCPos,Ue as worldToRTCPositions};