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UnityAsset.php
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UnityAsset.php
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<?php
require_once 'UnityBundle.php';
class AssetFile {
public $stream;
public $filePath;
public $fileName;
public $fileGen;
public $m_Version = '2.5.0f5';
public $platform = 0x6000000;
public $platformStr = '';
public $baseDefinitions = false;
public $classIDs = [];
public $ClassStructures = [];
public $preloadTable = [];
public $buildType;
public $version;
public $sharedAssetsList = [];
public $valid = false;
function __desctruct() {
unset($this->sharedAssetsList);
unset($this->stream);
}
function __construct($file) {
$file = realpath($file);
if ($file == false) {
throw new Exception('Invalid filename');
}
$this->stream = new FileStream($file);
$this->filePath = $file;
$this->fileName = pathinfo($file, PATHINFO_BASENAME);
try {
$stream = $this->stream;
$tableSize = $stream->long;
$dataEnd = $stream->long;
$this->fileGen = $stream->long;
$dataOffset = $stream->long;
if ($this->fileGen >= 9) {
$endian = $stream->byte;
$stream->readData(3);
} else {
$stream->position = $dataEnd - $tableSize;
$endian = $stream->byte;
}
if ($this->fileGen >= 22) {
$tableSize = $stream->ulong;
$dataEnd = $stream->longlong;
$dataOffset = $stream->longlong;
$stream->longlong;
}
if ($endian === "\0") {
$stream->littleEndian = true;
}
if ($this->fileGen >= 7) {
$this->m_Version = $stream->string;
if ($this->m_Version === '0.0.0' && defined('UNITY_ASSET_VERSION_OVERRIDE')) {
$this->m_Version = constant('UNITY_ASSET_VERSION_OVERRIDE');
}
}
if ($this->fileGen >= 8) {
$this->platform = $stream->long;
}
if ($this->fileGen >= 13) {
$this->baseDefinitions = $stream->byte === "\x01";
}
switch ($this->platform) {
case -2: $this->platformStr = 'Unity Package'; break;
case 4: $this->platformStr = 'OSX'; break;
case 5: $this->platformStr = 'PC'; break;
case 6: $this->platformStr = 'Web'; break;
case 7: $this->platformStr = 'Web streamed'; break;
case 9: $this->platformStr = 'iOS'; break;
case 10: $this->platformStr = 'PS3'; break;
case 11: $this->platformStr = 'Xbox 360'; break;
case 13: $this->platformStr = 'Android'; break;
case 16: $this->platformStr = 'Google NaCl'; break;
case 19: $this->platformStr = 'CollabPreview'; break;
case 21: $this->platformStr = 'WP8'; break;
case 25: $this->platformStr = 'Linux'; break;
case 29: $this->platformStr = 'Wii U'; break;
default: $this->platformStr = 'Unknown Platform';
}
$baseCount = $stream->long;
for ($i=0; $i<$baseCount; $i++) {
if ($this->fileGen < 14) {
throw new Exception('fileGen < 14');
} else {
$this->readSerializedType();
}
}
if ($this->fileGen >= 7 && $this->fileGen < 14) {
$stream->position += 4;
}
$assetCount = $stream->long;
$assetIDfmt = '%0'.strlen(''.$assetCount).'d';
for($i=0; $i<$assetCount; $i++) {
if ($this->fileGen >= 14) {
$stream->alignStream(4);
}
$asset = new AssetPreloadData;
$asset->m_PathID = $this->fileGen<14 ? $stream->long : $stream->longlong;
$asset->offset = $this->fileGen<22 ? $stream->ulong : $stream->longlong;
$asset->offset += $dataOffset;
$asset->size = $stream->long;
if ($this->fileGen > 15) {
$index = $stream->long;
$asset->type1 = $this->classIDs[$index][0];
$asset->type2 = $this->classIDs[$index][1];
} else {
$asset->type1 = $stream->long;
$asset->type2 = $stream->ushort;
$stream->position += 2;
}
if ($this->fileGen == 15) {
$stream->byte;
}
$asset->typeString = isset(AssetFile::classIDReference[$asset->type2]) ? AssetFile::classIDReference[$asset->type2] : 'Unknown Type ' . $asset->type2;
$asset->uniqueID = sprintf($assetIDfmt, $i);
$asset->fullSize = $asset->size;
$asset->sourceFile = $this;
$this->preloadTable[$asset->m_PathID] = $asset;
/*
should not met this type
if ($asset->type2 == 141 && $this->fileGen == 6) {
throw new Exception('old gen file');
}*/
}
$this->buildType = explode('.', preg_replace('/\d/', '', $this->m_Version));
$this->version = explode('.', preg_replace('/\D/', '.', $this->m_Version));
if ($this->version[0] ==2 &&$this->version[1]==0&&$this->version[2]==1&&$this->version[3]==7) {
array_splice($this->version, 0, 4, 2017);
}
if ($this->fileGen >= 14) {
$someCount = $stream->long;
for ($i=0; $i<$someCount; $i++) {
$stream->long;
$stream->alignStream(4);
$stream->longlong;
}
}
$sharedFileCount = $stream->long;
for ($i=0; $i<$sharedFileCount; $i++) {
$shared = new class{};
$shared->name = $stream->string;
$stream->position += 20;
$sharedFileName = $stream->string;
$shared->fileName = $sharedFileName;
$shared->index = $i;
$this->sharedAssetsList[] = $shared;
}
$this->valid = true;
} catch (Exception $e) { }
}
private function readSerializedType() {
$stream = $this->stream;
$classID = $stream->long;
if ($this->fileGen > 15) {
$stream->readData(1);
if (($type = $stream->readInt16()) >= 0) {
$type = -1 - $type;
} else {
$type = $classID;
}
$this->classIDs[] = [$type, $classID];
if ($classID == 114) {
$stream->position += 16;
}
$classID = $type;
} else if ($classID < 0) {
$stream->position += 16;
}
$stream->position += 16;
if ($this->baseDefinitions) {
$nodeInfoSize = 24;
if ($this->fileGen >= 19) {
$nodeInfoSize += 8;
}
$varCount = $stream->long;
$stringSize = $stream->long;
$stream->position += $varCount * $nodeInfoSize;
$stringReader = new MemoryStream($stringSize?$stream->readData($stringSize):'');
$className = '';
$classVar = [];
$stream->position -= $varCount * $nodeInfoSize + $stringSize;
for ($i=0; $i<$varCount; $i++) {
$stream->readInt16();
$level = ord($stream->readData(1));
$stream->readBoolean();
$varTypeIndex = $stream->readInt16();
if ($stream->readInt16() == 0) {
$stringReader->seek($varTypeIndex);
$varTypeStr = $stringReader->readStringToNull();
} else {
$varTypeStr = isset(AssetFile::baseStrings[$varTypeIndex]) ? AssetFile::baseStrings[$varTypeIndex] : $varTypeIndex;
}
$varNameIndex = $stream->readInt16();
if ($stream->readInt16() == 0) {
$stringReader->seek($varNameIndex);
$varNameStr = $stringReader->readStringToNull();
} else {
$varNameStr = isset(AssetFile::baseStrings[$varNameIndex]) ? AssetFile::baseStrings[$varNameIndex] : $varTypeIndex;
}
$size = $stream->long;
$flag2 = $stream->readInt32() != 0;
$flag = $stream->long;
if ($this->fileGen >= 19) {
$RefTypeHash = $stream->ulonglong;
}
if (!$flag2) {
$className = $varTypeStr . ' ' . $varNameStr;
} else {
$classVar[] = array(
'level'=> $level -1,
'type'=> $varTypeStr,
'name'=> $varNameStr,
'size'=> $size,
'flag'=> $flag
);
}
}
unset($stringReader);
$stream->position += $stringSize;
$aClass = array(
'ID'=>$classID,
'text'=>$className,
'members'=>$classVar
);
//aClass.SubItems.Add(classID.ToString());
$this->ClassStructures[$classID] = $aClass;
if ($this->fileGen >= 21) {
$arrSize = $stream->long;
$stream->position += $arrSize * 4;
}
}
}
const baseStrings = array(
0=>"AABB",
5=>"AnimationClip",
19=>"AnimationCurve",
34=>"AnimationState",
49=>"Array",
55=>"Base",
60=>"BitField",
69=>"bitset",
76=>"bool",
81=>"char",
86=>"ColorRGBA",
96=>"Component",
106=>"data",
111=>"deque",
117=>"double",
124=>"dynamic_array",
138=>"FastPropertyName",
155=>"first",
161=>"float",
167=>"Font",
172=>"GameObject",
183=>"Generic Mono",
196=>"GradientNEW",
208=>"GUID",
213=>"GUIStyle",
222=>"int",
226=>"list",
231=>"long long",
241=>"map",
245=>"Matrix4x4f",
256=>"MdFour",
263=>"MonoBehaviour",
277=>"MonoScript",
288=>"m_ByteSize",
299=>"m_Curve",
307=>"m_EditorClassIdentifier",
331=>"m_EditorHideFlags",
349=>"m_Enabled",
359=>"m_ExtensionPtr",
374=>"m_GameObject",
387=>"m_Index",
395=>"m_IsArray",
405=>"m_IsStatic",
416=>"m_MetaFlag",
427=>"m_Name",
434=>"m_ObjectHideFlags",
452=>"m_PrefabInternal",
469=>"m_PrefabParentObject",
490=>"m_Script",
499=>"m_StaticEditorFlags",
519=>"m_Type",
526=>"m_Version",
536=>"Object",
543=>"pair",
548=>"PPtr<Component>",
564=>"PPtr<GameObject>",
581=>"PPtr<Material>",
596=>"PPtr<MonoBehaviour>",
616=>"PPtr<MonoScript>",
633=>"PPtr<Object>",
646=>"PPtr<Prefab>",
659=>"PPtr<Sprite>",
672=>"PPtr<TextAsset>",
688=>"PPtr<Texture>",
702=>"PPtr<Texture2D>",
718=>"PPtr<Transform>",
734=>"Prefab",
741=>"Quaternionf",
753=>"Rectf",
759=>"RectInt",
767=>"RectOffset",
778=>"second",
785=>"set",
789=>"short",
795=>"size",
800=>"SInt16",
807=>"SInt32",
814=>"SInt64",
821=>"SInt8",
827=>"staticvector",
840=>"string",
847=>"TextAsset",
857=>"TextMesh",
866=>"Texture",
874=>"Texture2D",
884=>"Transform",
894=>"TypelessData",
907=>"UInt16",
914=>"UInt32",
921=>"UInt64",
928=>"UInt8",
934=>"unsigned int",
947=>"unsigned long long",
966=>"unsigned short",
981=>"vector",
988=>"Vector2f",
997=>"Vector3f",
1006=>"Vector4f",
1015=>"m_ScriptingClassIdentifier",
1042=>"Gradient",
1051=>"Type*"
);
const classIDReference = array(
1=>"GameObject",
2=>"Component",
3=>"LevelGameManager",
4=>"Transform",
5=>"TimeManager",
6=>"GlobalGameManager",
8=>"Behaviour",
9=>"GameManager",
11=>"AudioManager",
12=>"ParticleAnimator",
13=>"InputManager",
15=>"EllipsoidParticleEmitter",
17=>"Pipeline",
18=>"EditorExtension",
19=>"Physics2DSettings",
20=>"Camera",
21=>"Material",
23=>"MeshRenderer",
25=>"Renderer",
26=>"ParticleRenderer",
27=>"Texture",
28=>"Texture2D",
29=>"SceneSettings",
30=>"GraphicsSettings",
33=>"MeshFilter",
41=>"OcclusionPortal",
43=>"Mesh",
45=>"Skybox",
47=>"QualitySettings",
48=>"Shader",
49=>"TextAsset",
50=>"Rigidbody2D",
51=>"Physics2DManager",
53=>"Collider2D",
54=>"Rigidbody",
55=>"PhysicsManager",
56=>"Collider",
57=>"Joint",
58=>"CircleCollider2D",
59=>"HingeJoint",
60=>"PolygonCollider2D",
61=>"BoxCollider2D",
62=>"PhysicsMaterial2D",
64=>"MeshCollider",
65=>"BoxCollider",
66=>"SpriteCollider2D",
68=>"EdgeCollider2D",
70=>"CapsuleCollider2D",
72=>"ComputeShader",
74=>"AnimationClip",
75=>"ConstantForce",
76=>"WorldParticleCollider",
78=>"TagManager",
81=>"AudioListener",
82=>"AudioSource",
83=>"AudioClip",
84=>"RenderTexture",
86=>"CustomRenderTexture",
87=>"MeshParticleEmitter",
88=>"ParticleEmitter",
89=>"Cubemap",
90=>"Avatar",
91=>"AnimatorController",
92=>"GUILayer",
93=>"RuntimeAnimatorController",
94=>"ScriptMapper",
95=>"Animator",
96=>"TrailRenderer",
98=>"DelayedCallManager",
102=>"TextMesh",
104=>"RenderSettings",
108=>"Light",
109=>"CGProgram",
110=>"BaseAnimationTrack",
111=>"Animation",
114=>"MonoBehaviour",
115=>"MonoScript",
116=>"MonoManager",
117=>"Texture3D",
118=>"NewAnimationTrack",
119=>"Projector",
120=>"LineRenderer",
121=>"Flare",
122=>"Halo",
123=>"LensFlare",
124=>"FlareLayer",
125=>"HaloLayer",
126=>"NavMeshAreas",
127=>"HaloManager",
128=>"Font",
129=>"PlayerSettings",
130=>"NamedObject",
131=>"GUITexture",
132=>"GUIText",
133=>"GUIElement",
134=>"PhysicMaterial",
135=>"SphereCollider",
136=>"CapsuleCollider",
137=>"SkinnedMeshRenderer",
138=>"FixedJoint",
140=>"RaycastCollider",
141=>"BuildSettings",
142=>"AssetBundle",
143=>"CharacterController",
144=>"CharacterJoint",
145=>"SpringJoint",
146=>"WheelCollider",
147=>"ResourceManager",
148=>"NetworkView",
149=>"NetworkManager",
150=>"PreloadData",
152=>"MovieTexture",
153=>"ConfigurableJoint",
154=>"TerrainCollider",
155=>"MasterServerInterface",
156=>"TerrainData",
157=>"LightmapSettings",
158=>"WebCamTexture",
159=>"EditorSettings",
160=>"InteractiveCloth",
161=>"ClothRenderer",
162=>"EditorUserSettings",
163=>"SkinnedCloth",
164=>"AudioReverbFilter",
165=>"AudioHighPassFilter",
166=>"AudioChorusFilter",
167=>"AudioReverbZone",
168=>"AudioEchoFilter",
169=>"AudioLowPassFilter",
170=>"AudioDistortionFilter",
171=>"SparseTexture",
180=>"AudioBehaviour",
181=>"AudioFilter",
182=>"WindZone",
183=>"Cloth",
184=>"SubstanceArchive",
185=>"ProceduralMaterial",
186=>"ProceduralTexture",
187=>"Texture2DArray",
188=>"CubemapArray",
191=>"OffMeshLink",
192=>"OcclusionArea",
193=>"Tree",
194=>"NavMeshObsolete",
195=>"NavMeshAgent",
196=>"NavMeshSettings",
197=>"LightProbesLegacy",
198=>"ParticleSystem",
199=>"ParticleSystemRenderer",
200=>"ShaderVariantCollection",
205=>"LODGroup",
206=>"BlendTree",
207=>"Motion",
208=>"NavMeshObstacle",
210=>"TerrainInstance",
212=>"SpriteRenderer",
213=>"Sprite",
214=>"CachedSpriteAtlas",
215=>"ReflectionProbe",
216=>"ReflectionProbes",
218=>"Terrain",
220=>"LightProbeGroup",
221=>"AnimatorOverrideController",
222=>"CanvasRenderer",
223=>"Canvas",
224=>"RectTransform",
225=>"CanvasGroup",
226=>"BillboardAsset",
227=>"BillboardRenderer",
228=>"SpeedTreeWindAsset",
229=>"AnchoredJoint2D",
230=>"Joint2D",
231=>"SpringJoint2D",
232=>"DistanceJoint2D",
233=>"HingeJoint2D",
234=>"SliderJoint2D",
235=>"WheelJoint2D",
236=>"ClusterInputManager",
237=>"BaseVideoTexture",
238=>"NavMeshData",
240=>"AudioMixer",
241=>"AudioMixerController",
243=>"AudioMixerGroupController",
244=>"AudioMixerEffectController",
245=>"AudioMixerSnapshotController",
246=>"PhysicsUpdateBehaviour2D",
247=>"ConstantForce2D",
248=>"Effector2D",
249=>"AreaEffector2D",
250=>"PointEffector2D",
251=>"PlatformEffector2D",
252=>"SurfaceEffector2D",
253=>"BuoyancyEffector2D",
254=>"RelativeJoint2D",
255=>"FixedJoint2D",
256=>"FrictionJoint2D",
257=>"TargetJoint2D",
258=>"LightProbes",
259=>"LightProbeProxyVolume",
271=>"SampleClip",
272=>"AudioMixerSnapshot",
273=>"AudioMixerGroup",
280=>"NScreenBridge",
290=>"AssetBundleManifest",
292=>"UnityAdsManager",
300=>"RuntimeInitializeOnLoadManager",
301=>"CloudWebServicesManager",
303=>"UnityAnalyticsManager",
304=>"CrashReportManager",
305=>"PerformanceReportingManager",
310=>"UnityConnectSettings",
319=>"AvatarMask",
328=>"VideoPlayer",
329=>"VideoClip",
363=>"OcclusionCullingData",
1001=>"Prefab",
1002=>"EditorExtensionImpl",
1003=>"AssetImporter",
1004=>"AssetDatabase",
1005=>"Mesh3DSImporter",
1006=>"TextureImporter",
1007=>"ShaderImporter",
1008=>"ComputeShaderImporter",
1011=>"AvatarMask",
1020=>"AudioImporter",
1026=>"HierarchyState",
1027=>"GUIDSerializer",
1028=>"AssetMetaData",
1029=>"DefaultAsset",
1030=>"DefaultImporter",
1031=>"TextScriptImporter",
1032=>"SceneAsset",
1034=>"NativeFormatImporter",
1035=>"MonoImporter",
1037=>"AssetServerCache",
1038=>"LibraryAssetImporter",
1040=>"ModelImporter",
1041=>"FBXImporter",
1042=>"TrueTypeFontImporter",
1044=>"MovieImporter",
1045=>"EditorBuildSettings",
1046=>"DDSImporter",
1048=>"InspectorExpandedState",
1049=>"AnnotationManager",
1050=>"PluginImporter",
1051=>"EditorUserBuildSettings",
1052=>"PVRImporter",
1053=>"ASTCImporter",
1054=>"KTXImporter",
1101=>"AnimatorStateTransition",
1102=>"AnimatorState",
1105=>"HumanTemplate",
1107=>"AnimatorStateMachine",
1108=>"PreviewAssetType",
1109=>"AnimatorTransition",
1110=>"SpeedTreeImporter",
1111=>"AnimatorTransitionBase",
1112=>"SubstanceImporter",
1113=>"LightmapParameters",
1120=>"LightmapSnapshot",
367388927=>"SubDerived",
334799969=>"SiblingDerived",
687078895=>"SpriteAtlas",
1091556383=>"Derived",
1480428607=>"LowerResBlitTexture",
1571458007=>"RenderPassAttachment"
);
}
class AssetPreloadData {
public $m_PathID;
public $offset;
public $size;
public $type1;
public $type2;
public $typeString;
public $fullSize;
public $infoText;
public $extension;
public $sourceFile;
public $uniqueID;
}
function swapRGB($format, $data) {
if ($format == TextureFormat::RGB24) {
return preg_replace('/([\x00-\xff])([\x00-\xff])([\x00-\xff])/',"$3$2$1\xff", $data);
} else if ($format == TextureFormat::RGBA32) {
return preg_replace('/([\x00-\xff])([\x00-\xff])([\x00-\xff])([\x00-\xff])/','$3$2$1$4', $data);
} else if ($format == TextureFormat::ARGB32) {
return preg_replace('/([\x00-\xff])([\x00-\xff])([\x00-\xff])([\x00-\xff])/','$4$3$2$1', $data);
} else if ($format == TextureFormat::RGB565) {
for ($i=0,$len=strlen($data),$out=str_repeat("\xff",$len*2); $i<$len; $i+=2) {
$pxl = ord($data[$i])+ord($data[$i+1])*256;
$r = ($pxl & 0xf800) >> 8;
$out[$i*2+2] = chr($r | (($r & 0xe0) >> 5));
$g = ($pxl & 0x7e0) >> 3;
$out[$i*2+1] = chr($g | (($g & 0xb0) >> 6));
$b = ($pxl & 0x1f) << 3;
$out[$i*2 ] = chr($b | (($b & 0xe0) >> 5));
}
return $out;
} else if ($format == TextureFormat::RGBA4444) {
for ($i=0,$len=strlen($data),$out=str_repeat("\xff",$len*2); $i<$len; $i+=2) {
$pxl = ord($data[$i])+ord($data[$i+1])*256;
$r = ($pxl & 0xf000) >> 8;
$out[$i*2+2] = chr($r | ($r >> 4));
$g = ($pxl & 0xf00) >> 8;
$out[$i*2+1] = chr($g | ($g >> 4));
$b = ($pxl & 0xf0);
$out[$i*2 ] = chr($b | ($b >> 4));
$a = ($pxl & 0xf);
$out[$i*2+3] = chr($a | ($a << 4));
}
return $out;
}
}
class Texture2D {
public $dwFlags = 4103;
public $dwCaps = 4096;
public $mipMap = false;
function __construct($preloadData, $readSwitch) {
$sourceFile = $preloadData->sourceFile;
$stream = $sourceFile->stream;
$stream->position = $preloadData->offset;
if ($sourceFile->platform == -2) {
throw new Exception('no support');
}
$struct = ClassStructHelper::OrganizeStruct(ClassStructHelper::DeserializeStruct($stream, $preloadData->sourceFile->ClassStructures[28]['members']));
$this->name = $struct['m_Name'];
$this->width = $struct['m_Width'];
$this->height = $struct['m_Height'];
$this->completeImageSize = $struct['m_CompleteImageSize'];
$this->textureFormat = $struct['m_TextureFormat'];
$this->imageCount = $struct['m_ImageCount'];
$this->textureDimension = $struct['m_TextureDimension'];
$this->imageData = $struct['image data'];
$this->imageDataSize = strlen($this->imageData);
if (isset($struct['m_StreamData'])) {
$this->offset = $struct['m_StreamData']['offset'];
$this->size = $struct['m_StreamData']['size'];
$this->imageDataSize = $this->size;
$this->path = $struct['m_StreamData']['path'];
}
$this->textureFormatStr = TextureFormat::map[$this->textureFormat];
if ($readSwitch) {
if (isset($this->path) && !empty($this->path)) {
$this->path = dirname($sourceFile->filePath) . '/'. str_replace('archive:/','', $this->path);
if (file_exists($this->path) || file_exists($this->path = dirname($sourceFile->filePath) . '/'. pathinfo($this->path, PATHINFO_BASENAME))) {
$reader = new FileStream($this->path);
$reader->position = $this->offset;
$this->imageData = $reader->readData($this->imageDataSize);
unset($reader);
} else {
throw new Exception('require resource not found: '. $this->path);
}
} else {
$this->imageData = $stream->readData($this->imageDataSize);
}
switch ($this->textureFormat) {
case TextureFormat::ASTC_RGB_4x4:
case TextureFormat::ASTC_RGB_5x5:
case TextureFormat::ASTC_RGB_6x6:
case TextureFormat::ASTC_RGB_8x8:
case TextureFormat::ASTC_RGB_10x10:
case TextureFormat::ASTC_RGB_12x12:
case TextureFormat::ASTC_RGBA_4x4:
case TextureFormat::ASTC_RGBA_5x5:
case TextureFormat::ASTC_RGBA_6x6:
case TextureFormat::ASTC_RGBA_8x8:
case TextureFormat::ASTC_RGBA_10x10:
case TextureFormat::ASTC_RGBA_12x12:
$this->outputMethod = 'astcenc';
$this->transcodeFormat = 'tga';
// use astcenc
break;
case TextureFormat::RGBA32:
case TextureFormat::ARGB32:
$this->outputMethod = 'bmp';
$this->transcodeFormat = 'bmp';
$this->bitDepth = 32;
break;
case TextureFormat::RGB24:
$this->outputMethod = 'bmp';
$this->transcodeFormat = 'bmp';
$this->bitDepth = 24;
break;
case TextureFormat::RGBA4444:
case TextureFormat::RGB565:
$this->outputMethod = 'bmp';
$this->transcodeFormat = 'bmp';
$this->bitDepth = 16;
break;
case TextureFormat::PVRTC_RGB4:
$this->outputMethod = 'pvr';
$this->transcodeFormat = 'bmp';
// use PVRTexToolCLI
break;
default:
throw new Exception('not implemented: '.$this->textureFormat.' '.$this->textureFormatStr);
}
}
}
function exportTo($saveTo, $format = 'png', $extraEncodeParam = '') {
if ($this->outputMethod == 'astcenc') {
fclose(fopen('output.astc','wb'));
$astc = new FileStream('output.astc');
$astc->write(hex2bin('13ABA15C'));
$astc->write(array(
48 => chr(4).chr(4),
49 => chr(5).chr(5),
50 => chr(6).chr(6),
51 => chr(8).chr(8),
52 => chr(10).chr(10),
53 => chr(12).chr(12),
54 => chr(4).chr(4),
55 => chr(5).chr(5),
56 => chr(6).chr(6),
57 => chr(8).chr(8),
58 => chr(10).chr(10),
59 => chr(12).chr(12),
)[$this->textureFormat].chr(1));
$astc->write(substr(pack('V', $this->width), 0, 3));
$astc->write(substr(pack('V', $this->height), 0, 3));
$astc->write(hex2bin('010000'));
$astc->write($this->imageData);
unset($astc);
exec('astcenc-4.5 -dl output.astc output.tga -yflip -silent');
unlink('output.astc');
$transcodeFile = 'output.tga';
} else if ($this->outputMethod == 'bmp') {
$width = $this->width;
$height = $this->height;
$bmp = new MemoryStream('BM');
$bmp->write(pack('V', strlen($this->imageData)*32/$this->bitDepth + 54));
$bmp->write(hex2bin('0000000036000000'));
// DIB header
$bmp->write(hex2bin('28000000')); //header size
$bmp->write(pack('V', $width));
$bmp->write(pack('V', $height));
$bmp->write(hex2bin('0100')); //channel
$bmp->write(hex2bin('2000')); //bitdepth
$bmp->write(hex2bin('00000000')); //compression
$bmp->write(pack('V', strlen($this->imageData)*32/$this->bitDepth));
$bmp->write(hex2bin('00000000000000000000000000000000')); //hoz resolution + ver resolution + color num + important color num
$bmp->write(
swapRGB($this->textureFormat, $this->imageData)
);
$bmp->position = 0;
file_put_contents('output.bmp', $bmp->readData($bmp->size));
unset($bmp);
$transcodeFile = 'output.bmp';
} else if ($this->outputMethod == 'pvr') {
// https://github.com/esterTion/pvrtc-decompress/
file_put_contents('output.pvr', $this->imageData);
exec('pvr-decompress output.pvr output.bmp '.implode(' ', [$this->width, $this->height, [
TextureFormat::PVRTC_RGB2 => 1,
TextureFormat::PVRTC_RGB4 => 0,
TextureFormat::PVRTC_RGBA2 => 1,
TextureFormat::PVRTC_RGBA4 => 0,
][$this->textureFormat]]));
unlink('output.pvr');
$transcodeFile = 'output.bmp';
//throw new Exception('wip');
} else {
throw new Exception('not supported');
}
if ($this->transcodeFormat != $format) {
exec('ffmpeg -hide_banner -loglevel quiet -y -i '.$transcodeFile.' '.$extraEncodeParam.' output.'.$format);
unlink($transcodeFile);
}
checkAndMoveFile('output.'.$format, $saveTo.'.'.$format);
}
}
class TextAsset {
function __construct($preloadData, $readSwitch) {
$sourceFile = $preloadData->sourceFile;
$stream = $sourceFile->stream;
$stream->position = $preloadData->offset;
if ($sourceFile->platform == -2) {
$stream->ulong;
throw new Exception('platform -2');
}
$this->name = $stream->readAlignedString($stream->long);
if ($readSwitch) {
$this->data = $stream->readData($stream->long);
}
}
}
class TextureFormat {
const Alpha8 = 1;
const ARGB4444 = 2;
const RGB24 = 3;
const RGBA32 = 4;
const ARGB32 = 5;
const RGB565 = 7;
const R16 = 9;
const DXT1 = 10;
const DXT5 = 12;
const RGBA4444 = 13;
const BGRA32 = 14;
const RHalf = 15;
const RGHalf = 16;
const RGBAHalf = 17;
const RFloat = 18;
const RGFloat = 19;
const RGBAFloat = 20;
const YUY2 = 21;
const RGB9e5Float = 22;
const BC4 = 26;
const BC5 = 27;
const BC6H = 24;
const BC7 = 25;
const DXT1Crunched = 28;
const DXT5Crunched = 29;
const PVRTC_RGB2 = 30;
const PVRTC_RGBA2 = 31;
const PVRTC_RGB4 = 32;
const PVRTC_RGBA4 = 33;
const ETC_RGB4 = 34;
const ATC_RGB4 = 35;
const ATC_RGBA8 = 36;
const EAC_R = 41;
const EAC_R_SIGNED = 42;
const EAC_RG = 43;
const EAC_RG_SIGNED = 44;
const ETC2_RGB = 45;
const ETC2_RGBA1 = 46;
const ETC2_RGBA8 = 47;
const ASTC_RGB_4x4 = 48;
const ASTC_RGB_5x5 = 49;
const ASTC_RGB_6x6 = 50;
const ASTC_RGB_8x8 = 51;
const ASTC_RGB_10x10 = 52;
const ASTC_RGB_12x12 = 53;
const ASTC_RGBA_4x4 = 54;
const ASTC_RGBA_5x5 = 55;
const ASTC_RGBA_6x6 = 56;
const ASTC_RGBA_8x8 = 57;
const ASTC_RGBA_10x10 = 58;
const ASTC_RGBA_12x12 = 59;
const ETC_RGB4_3DS = 60;
const ETC_RGBA8_3DS = 61;
const RG16 = 62;
const R8 = 63;
const ETC_RGB4Crunched = 64;
const ETC2_RGBA8Crunched = 65;
const map = array(
1 => 'Alpha8',
2 => 'ARGB4444',
3 => 'RGB24',
4 => 'RGBA32',
5 => 'ARGB32',
7 => 'RGB565',
9 => 'R16',
10 => 'DXT1',
12 => 'DXT5',
13 => 'RGBA4444',
14 => 'BGRA32',
15 => 'RHalf',
16 => 'RGHalf',
17 => 'RGBAHalf',
18 => 'RFloat',
19 => 'RGFloat',
20 => 'RGBAFloat',
21 => 'YUY2',
22 => 'RGB9e5Float',
26 => 'BC4',
27 => 'BC5',
24 => 'BC6H',
25 => 'BC7',
28 => 'DXT1Crunched',
29 => 'DXT5Crunched',
30 => 'PVRTC_RGB2',
31 => 'PVRTC_RGBA2',
32 => 'PVRTC_RGB4',
33 => 'PVRTC_RGBA4',
34 => 'ETC_RGB4',
35 => 'ATC_RGB4',
36 => 'ATC_RGBA8',
41 => 'EAC_R',
42 => 'EAC_R_SIGNED',
43 => 'EAC_RG',
44 => 'EAC_RG_SIGNED',
45 => 'ETC2_RGB',
46 => 'ETC2_RGBA1',
47 => 'ETC2_RGBA8',
48 => 'ASTC_RGB_4x4',
49 => 'ASTC_RGB_5x5',
50 => 'ASTC_RGB_6x6',
51 => 'ASTC_RGB_8x8',
52 => 'ASTC_RGB_10x10',
53 => 'ASTC_RGB_12x12',
54 => 'ASTC_RGBA_4x4',
55 => 'ASTC_RGBA_5x5',
56 => 'ASTC_RGBA_6x6',
57 => 'ASTC_RGBA_8x8',
58 => 'ASTC_RGBA_10x10',
59 => 'ASTC_RGBA_12x12',
60 => 'ETC_RGB4_3DS',
61 => 'ETC_RGBA8_3DS',
62 => 'RG16',
63 => 'R8',
64 => 'ETC_RGB4Crunched',
65 => 'ETC2_RGBA8Crunched'
);
}
function RoundSigDigs($number, $sigdigs) {
$ori = $number;
$power = $ori == 0 ? 0 : ceil(log10(abs($number)));
$number *= pow(10, -$power);
return round($number, $sigdigs) * pow(10, $power);
}
class ClassStructHelper {
static function DeserializeStruct(Stream $stream, $members) {
$output = [];
for ($i=0; $i<count($members); $i++) {
$member = &$members[$i];
$name = $member['name'];
$type = $member['type'];
$level = $member['level'];
$align = ($member['flag'] & 16384) != 0;
$value = [
'level' => $level,
'name' => $name,
'type' => $type,
'value' => NULL
];
if (isset($member['alignBefore'])) {
$stream->alignStream(4);
}
switch ($type) {
case 'SInt8': {
$value['value'] = ord($stream->byte);
if ($value['value'] >= 128) $value['value'] = $value['value'] - 256;
break;
}