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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,74 +1,166 @@ | ||
| // @ts-nocheck | ||
| /** | ||
| * @react-three/fiber extends the global JSX.IntrinsicElements with 100+ extra elements which overloads typescripts type checking. | ||
| * To fix this I pulled in the patch-package tool to comment out the offending code in @react-three/fiber | ||
| */ | ||
| import { forwardRef } from "react"; | ||
| import { useEffect, useRef, useState } from "react"; | ||
| import { Box, BoxProps } from "@chakra-ui/react"; | ||
| import { Color, Fog, Vector3 } from "three"; | ||
| import { Canvas, useLoader } from "@react-three/fiber"; | ||
| import { OrbitControls } from "@react-three/drei/core/OrbitControls"; | ||
| import { STLLoader } from "three/examples/jsm/loaders/STLLoader"; | ||
| import { | ||
| AmbientLight, | ||
| BufferGeometry, | ||
| Color, | ||
| DirectionalLight, | ||
| Fog, | ||
| GridHelper, | ||
| HemisphereLight, | ||
| Mesh, | ||
| MeshPhongMaterial, | ||
| NormalBufferAttributes, | ||
| PerspectiveCamera, | ||
| PlaneGeometry, | ||
| Scene, | ||
| Vector3, | ||
| WebGLRenderer, | ||
| } from "three"; | ||
| import { OrbitControls, STLLoader } from "three-stdlib"; | ||
| import { useAsync, useMount } from "react-use"; | ||
|
|
||
| const STLViewer = forwardRef<HTMLCanvasElement, Omit<BoxProps, "children"> & { url: string }>( | ||
| ({ url, ...props }, ref) => { | ||
| const geometry = useLoader(STLLoader, url); | ||
| function createSTLWorld(canvas: HTMLCanvasElement) { | ||
| const renderer = new WebGLRenderer({ | ||
| canvas, | ||
| antialias: true, | ||
| preserveDrawingBuffer: true, | ||
| alpha: true, | ||
| }); | ||
| renderer.shadowMap.enabled = true; | ||
|
|
||
| const scene = new Scene(); | ||
| scene.background = new Color(0xa0a0a0); | ||
| scene.fog = new Fog(0xa0a0a0, 4, 20); | ||
|
|
||
| const camera = new PerspectiveCamera(75, canvas.width / canvas.height, 0.1, 1000); | ||
| camera.position.set(-2, 2, -2.5); | ||
| scene.add(camera); | ||
|
|
||
| const hemiLight = new HemisphereLight(0xffffff, 0x444444, 3); | ||
| hemiLight.position.set(0, 20, 0); | ||
| scene.add(hemiLight); | ||
|
|
||
| const ambientLight = new AmbientLight(0xffffff, 0.5); | ||
| scene.add(ambientLight); | ||
|
|
||
| const dirLight = new DirectionalLight(0xffffff); | ||
| dirLight.position.set(-5, 15, 10); | ||
| dirLight.castShadow = true; | ||
| scene.add(dirLight); | ||
|
|
||
| const floor = new Mesh(new PlaneGeometry(40, 40), new MeshPhongMaterial({ color: 0xbbbbbb, depthWrite: false })); | ||
| floor.rotation.set(-Math.PI / 2, 0, 0); | ||
| floor.receiveShadow = true; | ||
| scene.add(floor); | ||
|
|
||
| const grid = new GridHelper(40, 40, 0x000000, 0x000000); | ||
| grid.material.transparent = true; | ||
| grid.material.opacity = 0.2; | ||
| scene.add(grid); | ||
|
|
||
| const object = new Mesh( | ||
| new BufferGeometry(), | ||
| new MeshPhongMaterial({ color: 0x1a5fb4, shininess: 60, flatShading: true }), | ||
| ); | ||
| object.castShadow = true; | ||
| object.receiveShadow = true; | ||
| scene.add(object); | ||
|
|
||
| const controls = new OrbitControls(camera, renderer.domElement); | ||
| controls.update(); | ||
|
|
||
| controls.enableDamping = true; | ||
| controls.enablePan = true; | ||
| controls.enableRotate = true; | ||
| controls.enableZoom = true; | ||
|
|
||
| function setSTLGeometry(geometry: BufferGeometry<NormalBufferAttributes>) { | ||
| if (!geometry.boundingBox) geometry.computeBoundingBox(); | ||
| if (!geometry.boundingSphere) geometry.computeBoundingSphere(); | ||
|
|
||
| const objectScale = 2 / geometry.boundingSphere!.radius; | ||
| const bb = geometry.boundingBox!; | ||
| const center = bb.getCenter(new Vector3()).multiplyScalar(objectScale); | ||
|
|
||
| return ( | ||
| <Box {...props} position="relative"> | ||
| <Canvas | ||
| shadows | ||
| gl={{ | ||
| antialias: true, | ||
| shadowMapEnabled: true, | ||
| preserveDrawingBuffer: true, | ||
| }} | ||
| style={{ width: "100%", height: "100%" }} | ||
| scene={{ background: new Color(0xa0a0a0), fog: new Fog(0xa0a0a0, 4, 20) }} | ||
| camera={{ position: [-2, 2, -2.5] }} | ||
| ref={ref} | ||
| > | ||
| <OrbitControls enableDamping enablePan enableRotate enableZoom /> | ||
| <hemisphereLight color={0xffffff} groundColor={0x444444} intensity={3} position={[0, 20, 0]} /> | ||
| <ambientLight color={0xffffff} intensity={0.5} /> | ||
| <directionalLight color={0xffffff} position={[-5, 15, 10]} castShadow> | ||
| <orthographicCamera attach="shadow-camera" args={[-2, 2, 2, -2]} /> | ||
| </directionalLight> | ||
| <mesh | ||
| rotation={[-Math.PI / 2, 0, 0]} | ||
| receiveShadow | ||
| position={[0, ((bb.min.z - bb.max.z) / 2) * objectScale, 0]} | ||
| > | ||
| <planeGeometry args={[40, 40]} /> | ||
| <meshPhongMaterial color={0xbbbbbb} depthWrite={false} /> | ||
| </mesh> | ||
| <gridHelper | ||
| args={[40, 40, 0x000000, 0x000000]} | ||
| material-opacity={0.2} | ||
| material-transparent={true} | ||
| position={[0, ((bb.min.z - bb.max.z) / 2) * objectScale, 0]} | ||
| /> | ||
| <mesh | ||
| geometry={geometry} | ||
| scale={objectScale} | ||
| rotation={[Math.PI * -0.5, 0, 0]} | ||
| castShadow | ||
| receiveShadow | ||
| position={[-center.x, -center.z, center.y]} | ||
| > | ||
| <meshPhongMaterial color={0x1a5fb4} shininess={60} flatShading /> | ||
| </mesh> | ||
| </Canvas> | ||
| </Box> | ||
| ); | ||
| }, | ||
| ); | ||
|
|
||
| export default STLViewer; | ||
| // update object | ||
| object.geometry = geometry; | ||
| object.scale.set(objectScale, objectScale, objectScale); | ||
| object.rotation.set(Math.PI * -0.5, 0, 0); | ||
| object.position.set(-center.x, -center.z, center.y); | ||
|
|
||
| // update floor | ||
| grid.position.set(0, ((bb.min.z - bb.max.z) / 2) * objectScale, 0); | ||
| floor.position.set(0, ((bb.min.z - bb.max.z) / 2) * objectScale, 0); | ||
|
|
||
| console.log(object); | ||
| } | ||
|
|
||
| function resize() { | ||
| camera.aspect = canvas.width / canvas.height; | ||
| camera.updateProjectionMatrix(); | ||
| } | ||
| function animate() { | ||
| controls.update(); | ||
| renderer.render(scene, camera); | ||
| } | ||
|
|
||
| return { | ||
| renderer, | ||
| scene, | ||
| camera, | ||
| object, | ||
| grid, | ||
| floor, | ||
| dirLight, | ||
| ambientLight, | ||
| hemiLight, | ||
| controls, | ||
| animate, | ||
| resize, | ||
| setSTLGeometry, | ||
| }; | ||
| } | ||
|
|
||
| export default function STLViewer({ | ||
| url, | ||
| width, | ||
| height, | ||
| ...props | ||
| }: Omit<BoxProps, "children" | "width" | "height"> & { url: string; width: number; height: number }) { | ||
| const ref = useRef<HTMLCanvasElement | null>(null); | ||
|
|
||
| const [world, setWorld] = useState<ReturnType<typeof createSTLWorld>>(); | ||
| const { value: geometry } = useAsync(async () => { | ||
| const loader = new STLLoader(); | ||
| return await loader.loadAsync(url); | ||
| }, [url]); | ||
|
|
||
| useMount(() => { | ||
| if (!ref.current) return; | ||
| ref.current.width = width; | ||
| ref.current.height = height; | ||
| setWorld(createSTLWorld(ref.current)); | ||
| }); | ||
|
|
||
| useEffect(() => { | ||
| if (!world) return; | ||
| let running = true; | ||
| const animate = () => { | ||
| if (running) { | ||
| world.animate(); | ||
| requestAnimationFrame(animate); | ||
| } | ||
| }; | ||
| animate(); | ||
| return () => { | ||
| running = false; | ||
| }; | ||
| }, [world]); | ||
|
|
||
| useEffect(() => { | ||
| if (geometry && world) world.setSTLGeometry(geometry); | ||
| }, [world, geometry]); | ||
|
|
||
| return <Box as="canvas" ref={ref} {...props} />; | ||
| } |
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