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@@ -1,3217 +0,0 @@
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-export function registerGLTFLoader(THREE) {
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-
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-
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- * @author Rich Tibbett / https:
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- * @author mrdoob / http:
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- * @author Tony Parisi / http:
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- * @author Takahiro / https:
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- * @author Don McCurdy / https:
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- */
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-
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- THREE.GLTFLoader = (function () {
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-
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- function GLTFLoader(manager) {
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-
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- this.manager = (manager !== undefined) ? manager : THREE.DefaultLoadingManager;
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- this.dracoLoader = null;
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- this.ddsLoader = null;
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-
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- }
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-
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- GLTFLoader.prototype = {
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-
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- constructor: GLTFLoader,
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-
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- crossOrigin: 'anonymous',
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-
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- load: function (url, onLoad, onProgress, onError) {
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-
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- var scope = this;
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-
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- var resourcePath;
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-
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- if (this.resourcePath !== undefined) {
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-
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- resourcePath = this.resourcePath;
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-
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- } else if (this.path !== undefined) {
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-
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- resourcePath = this.path;
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-
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- } else {
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-
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- resourcePath = THREE.LoaderUtils.extractUrlBase(url);
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-
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- }
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-
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-
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-
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-
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- scope.manager.itemStart(url);
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-
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- var _onError = function (e) {
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-
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- if (onError) {
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-
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- onError(e);
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-
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- } else {
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-
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- console.error(e);
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-
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- }
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-
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- scope.manager.itemError(url);
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- scope.manager.itemEnd(url);
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-
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- };
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-
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- var loader = new THREE.FileLoader(scope.manager);
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-
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- loader.setPath(this.path);
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- loader.setResponseType('arraybuffer');
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-
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- if (scope.crossOrigin === 'use-credentials') {
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-
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- loader.setWithCredentials(true);
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-
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- }
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-
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- loader.load(url, function (data) {
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-
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- try {
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-
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- scope.parse(data, resourcePath, function (gltf) {
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-
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- onLoad(gltf);
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-
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- scope.manager.itemEnd(url);
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-
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- }, _onError);
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-
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- } catch (e) {
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-
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- _onError(e);
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-
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- }
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-
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- }, onProgress, _onError);
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-
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- },
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-
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- setCrossOrigin: function (value) {
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-
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- this.crossOrigin = value;
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- return this;
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-
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- },
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-
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- setPath: function (value) {
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-
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- this.path = value;
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- return this;
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-
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- },
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-
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- setResourcePath: function (value) {
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-
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- this.resourcePath = value;
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- return this;
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-
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- },
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-
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- setDRACOLoader: function (dracoLoader) {
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-
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- this.dracoLoader = dracoLoader;
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- return this;
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-
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- },
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-
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- setDDSLoader: function (ddsLoader) {
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-
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- this.ddsLoader = ddsLoader;
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- return this;
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-
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- },
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-
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- parse: function (data, path, onLoad, onError) {
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-
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- var content;
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- var extensions = {};
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-
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- if (typeof data === 'string') {
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-
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- content = data;
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-
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- } else {
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-
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- var magic = THREE.LoaderUtils.decodeText(new Uint8Array(data, 0, 4));
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-
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- if (magic === BINARY_EXTENSION_HEADER_MAGIC) {
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-
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- try {
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-
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- extensions[EXTENSIONS.KHR_BINARY_GLTF] = new GLTFBinaryExtension(data);
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-
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- } catch (error) {
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-
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- if (onError) onError(error);
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- return;
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-
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- }
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-
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- content = extensions[EXTENSIONS.KHR_BINARY_GLTF].content;
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-
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- } else {
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-
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- content = THREE.LoaderUtils.decodeText(new Uint8Array(data));
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-
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- }
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-
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- }
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-
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- var json = JSON.parse(content);
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-
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- if (json.asset === undefined || json.asset.version[0] < 2) {
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-
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- if (onError) onError(new Error('THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported. Use LegacyGLTFLoader instead.'));
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- return;
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-
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- }
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-
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- if (json.extensionsUsed) {
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-
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- for (var i = 0; i < json.extensionsUsed.length; ++i) {
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-
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- var extensionName = json.extensionsUsed[i];
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- var extensionsRequired = json.extensionsRequired || [];
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-
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- switch (extensionName) {
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-
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- case EXTENSIONS.KHR_LIGHTS_PUNCTUAL:
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- extensions[extensionName] = new GLTFLightsExtension(json);
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- break;
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-
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- case EXTENSIONS.KHR_MATERIALS_UNLIT:
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- extensions[extensionName] = new GLTFMaterialsUnlitExtension();
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- break;
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-
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- case EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:
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- extensions[extensionName] = new GLTFMaterialsPbrSpecularGlossinessExtension();
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- break;
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-
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- case EXTENSIONS.KHR_DRACO_MESH_COMPRESSION:
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- extensions[extensionName] = new GLTFDracoMeshCompressionExtension(json, this.dracoLoader);
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- break;
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-
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- case EXTENSIONS.MSFT_TEXTURE_DDS:
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- extensions[EXTENSIONS.MSFT_TEXTURE_DDS] = new GLTFTextureDDSExtension(this.ddsLoader);
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- break;
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-
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- case EXTENSIONS.KHR_TEXTURE_TRANSFORM:
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- extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM] = new GLTFTextureTransformExtension();
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- break;
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-
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- default:
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-
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- if (extensionsRequired.indexOf(extensionName) >= 0) {
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-
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- console.warn('THREE.GLTFLoader: Unknown extension "' + extensionName + '".');
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-
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- }
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-
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- }
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-
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- }
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-
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- }
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-
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- var parser = new GLTFParser(json, extensions, {
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-
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- path: path || this.resourcePath || '',
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- crossOrigin: this.crossOrigin,
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- manager: this.manager
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-
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- });
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-
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- parser.parse(onLoad, onError);
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-
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- }
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-
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- };
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-
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-
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-
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- function GLTFRegistry() {
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-
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- var objects = {};
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-
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- return {
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-
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- get: function (key) {
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-
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- return objects[key];
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-
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- },
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-
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- add: function (key, object) {
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-
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- objects[key] = object;
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-
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- },
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-
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- remove: function (key) {
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-
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- delete objects[key];
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-
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- },
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-
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- removeAll: function () {
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-
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- objects = {};
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-
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- }
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-
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- };
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-
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- }
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-
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-
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-
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-
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-
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- var EXTENSIONS = {
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- KHR_BINARY_GLTF: 'KHR_binary_glTF',
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- KHR_DRACO_MESH_COMPRESSION: 'KHR_draco_mesh_compression',
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- KHR_LIGHTS_PUNCTUAL: 'KHR_lights_punctual',
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- KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: 'KHR_materials_pbrSpecularGlossiness',
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- KHR_MATERIALS_UNLIT: 'KHR_materials_unlit',
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- KHR_TEXTURE_TRANSFORM: 'KHR_texture_transform',
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- MSFT_TEXTURE_DDS: 'MSFT_texture_dds'
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- };
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-
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-
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- * DDS Texture Extension
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- *
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- * Specification:
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- * https:
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- *
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- */
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- function GLTFTextureDDSExtension(ddsLoader) {
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-
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- if (!ddsLoader) {
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-
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- throw new Error('THREE.GLTFLoader: Attempting to load .dds texture without importing THREE.DDSLoader');
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-
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- }
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-
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- this.name = EXTENSIONS.MSFT_TEXTURE_DDS;
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- this.ddsLoader = ddsLoader;
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-
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- }
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-
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-
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- * Lights Extension
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- *
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- * Specification: PENDING
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- */
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- function GLTFLightsExtension(json) {
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-
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- this.name = EXTENSIONS.KHR_LIGHTS_PUNCTUAL;
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-
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- var extension = (json.extensions && json.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL]) || {};
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- this.lightDefs = extension.lights || [];
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-
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- }
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-
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- GLTFLightsExtension.prototype.loadLight = function (lightIndex) {
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-
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- var lightDef = this.lightDefs[lightIndex];
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- var lightNode;
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-
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- var color = new THREE.Color(0xffffff);
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- if (lightDef.color !== undefined) color.fromArray(lightDef.color);
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-
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- var range = lightDef.range !== undefined ? lightDef.range : 0;
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-
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- switch (lightDef.type) {
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-
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- case 'directional':
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- lightNode = new THREE.DirectionalLight(color);
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- lightNode.target.position.set(0, 0, - 1);
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- lightNode.add(lightNode.target);
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- break;
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-
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- case 'point':
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- lightNode = new THREE.PointLight(color);
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- lightNode.distance = range;
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- break;
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-
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- case 'spot':
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- lightNode = new THREE.SpotLight(color);
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- lightNode.distance = range;
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-
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- lightDef.spot = lightDef.spot || {};
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- lightDef.spot.innerConeAngle = lightDef.spot.innerConeAngle !== undefined ? lightDef.spot.innerConeAngle : 0;
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- lightDef.spot.outerConeAngle = lightDef.spot.outerConeAngle !== undefined ? lightDef.spot.outerConeAngle : Math.PI / 4.0;
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- lightNode.angle = lightDef.spot.outerConeAngle;
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- lightNode.penumbra = 1.0 - lightDef.spot.innerConeAngle / lightDef.spot.outerConeAngle;
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- lightNode.target.position.set(0, 0, - 1);
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- lightNode.add(lightNode.target);
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- break;
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-
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- default:
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- throw new Error('THREE.GLTFLoader: Unexpected light type, "' + lightDef.type + '".');
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-
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- }
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-
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-
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-
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- lightNode.position.set(0, 0, 0);
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-
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- lightNode.decay = 2;
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-
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- if (lightDef.intensity !== undefined) lightNode.intensity = lightDef.intensity;
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-
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- lightNode.name = lightDef.name || ('light_' + lightIndex);
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-
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- return Promise.resolve(lightNode);
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-
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- };
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-
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-
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- * Unlit Materials Extension (pending)
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- *
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- * PR: https:
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- */
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- function GLTFMaterialsUnlitExtension() {
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-
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- this.name = EXTENSIONS.KHR_MATERIALS_UNLIT;
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-
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- }
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-
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- GLTFMaterialsUnlitExtension.prototype.getMaterialType = function () {
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-
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- return THREE.MeshBasicMaterial;
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-
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- };
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-
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- GLTFMaterialsUnlitExtension.prototype.extendParams = function (materialParams, materialDef, parser) {
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-
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- var pending = [];
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-
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- materialParams.color = new THREE.Color(1.0, 1.0, 1.0);
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- materialParams.opacity = 1.0;
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-
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- var metallicRoughness = materialDef.pbrMetallicRoughness;
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-
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- if (metallicRoughness) {
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-
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- if (Array.isArray(metallicRoughness.baseColorFactor)) {
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-
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- var array = metallicRoughness.baseColorFactor;
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-
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- materialParams.color.fromArray(array);
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- materialParams.opacity = array[3];
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-
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- }
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-
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- if (metallicRoughness.baseColorTexture !== undefined) {
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-
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- pending.push(parser.assignTexture(materialParams, 'map', metallicRoughness.baseColorTexture));
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-
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- }
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-
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- }
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-
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- return Promise.all(pending);
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-
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- };
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-
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-
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- var BINARY_EXTENSION_HEADER_MAGIC = 'glTF';
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- var BINARY_EXTENSION_HEADER_LENGTH = 12;
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- var BINARY_EXTENSION_CHUNK_TYPES = { JSON: 0x4E4F534A, BIN: 0x004E4942 };
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-
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- function GLTFBinaryExtension(data) {
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-
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- this.name = EXTENSIONS.KHR_BINARY_GLTF;
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- this.content = null;
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- this.body = null;
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-
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- var headerView = new DataView(data, 0, BINARY_EXTENSION_HEADER_LENGTH);
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-
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- this.header = {
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- magic: THREE.LoaderUtils.decodeText(new Uint8Array(data.slice(0, 4))),
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- version: headerView.getUint32(4, true),
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- length: headerView.getUint32(8, true)
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- };
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-
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- if (this.header.magic !== BINARY_EXTENSION_HEADER_MAGIC) {
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-
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- throw new Error('THREE.GLTFLoader: Unsupported glTF-Binary header.');
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-
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- } else if (this.header.version < 2.0) {
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-
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- throw new Error('THREE.GLTFLoader: Legacy binary file detected. Use LegacyGLTFLoader instead.');
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-
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- }
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-
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- var chunkView = new DataView(data, BINARY_EXTENSION_HEADER_LENGTH);
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- var chunkIndex = 0;
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-
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- while (chunkIndex < chunkView.byteLength) {
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-
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- var chunkLength = chunkView.getUint32(chunkIndex, true);
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|
- chunkIndex += 4;
|
|
|
-
|
|
|
- var chunkType = chunkView.getUint32(chunkIndex, true);
|
|
|
- chunkIndex += 4;
|
|
|
-
|
|
|
- if (chunkType === BINARY_EXTENSION_CHUNK_TYPES.JSON) {
|
|
|
-
|
|
|
- var contentArray = new Uint8Array(data, BINARY_EXTENSION_HEADER_LENGTH + chunkIndex, chunkLength);
|
|
|
- this.content = THREE.LoaderUtils.decodeText(contentArray);
|
|
|
-
|
|
|
- } else if (chunkType === BINARY_EXTENSION_CHUNK_TYPES.BIN) {
|
|
|
-
|
|
|
- var byteOffset = BINARY_EXTENSION_HEADER_LENGTH + chunkIndex;
|
|
|
- this.body = data.slice(byteOffset, byteOffset + chunkLength);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- chunkIndex += chunkLength;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (this.content === null) {
|
|
|
-
|
|
|
- throw new Error('THREE.GLTFLoader: JSON content not found.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * DRACO Mesh Compression Extension
|
|
|
- *
|
|
|
- * Specification: https:
|
|
|
- */
|
|
|
- function GLTFDracoMeshCompressionExtension(json, dracoLoader) {
|
|
|
-
|
|
|
- if (!dracoLoader) {
|
|
|
-
|
|
|
- throw new Error('THREE.GLTFLoader: No DRACOLoader instance provided.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- this.name = EXTENSIONS.KHR_DRACO_MESH_COMPRESSION;
|
|
|
- this.json = json;
|
|
|
- this.dracoLoader = dracoLoader;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- GLTFDracoMeshCompressionExtension.prototype.decodePrimitive = function (primitive, parser) {
|
|
|
-
|
|
|
- var json = this.json;
|
|
|
- var dracoLoader = this.dracoLoader;
|
|
|
- var bufferViewIndex = primitive.extensions[this.name].bufferView;
|
|
|
- var gltfAttributeMap = primitive.extensions[this.name].attributes;
|
|
|
- var threeAttributeMap = {};
|
|
|
- var attributeNormalizedMap = {};
|
|
|
- var attributeTypeMap = {};
|
|
|
-
|
|
|
- for (var attributeName in gltfAttributeMap) {
|
|
|
-
|
|
|
- var threeAttributeName = ATTRIBUTES[attributeName] || attributeName.toLowerCase();
|
|
|
-
|
|
|
- threeAttributeMap[threeAttributeName] = gltfAttributeMap[attributeName];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (attributeName in primitive.attributes) {
|
|
|
-
|
|
|
- var threeAttributeName = ATTRIBUTES[attributeName] || attributeName.toLowerCase();
|
|
|
-
|
|
|
- if (gltfAttributeMap[attributeName] !== undefined) {
|
|
|
-
|
|
|
- var accessorDef = json.accessors[primitive.attributes[attributeName]];
|
|
|
- var componentType = WEBGL_COMPONENT_TYPES[accessorDef.componentType];
|
|
|
-
|
|
|
- attributeTypeMap[threeAttributeName] = componentType;
|
|
|
- attributeNormalizedMap[threeAttributeName] = accessorDef.normalized === true;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return parser.getDependency('bufferView', bufferViewIndex).then(function (bufferView) {
|
|
|
-
|
|
|
- return new Promise(function (resolve) {
|
|
|
-
|
|
|
- dracoLoader.decodeDracoFile(bufferView, function (geometry) {
|
|
|
-
|
|
|
- for (var attributeName in geometry.attributes) {
|
|
|
-
|
|
|
- var attribute = geometry.attributes[attributeName];
|
|
|
- var normalized = attributeNormalizedMap[attributeName];
|
|
|
-
|
|
|
- if (normalized !== undefined) attribute.normalized = normalized;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- resolve(geometry);
|
|
|
-
|
|
|
- }, threeAttributeMap, attributeTypeMap);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Texture Transform Extension
|
|
|
- *
|
|
|
- * Specification:
|
|
|
- */
|
|
|
- function GLTFTextureTransformExtension() {
|
|
|
-
|
|
|
- this.name = EXTENSIONS.KHR_TEXTURE_TRANSFORM;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- GLTFTextureTransformExtension.prototype.extendTexture = function (texture, transform) {
|
|
|
-
|
|
|
- texture = texture.clone();
|
|
|
-
|
|
|
- if (transform.offset !== undefined) {
|
|
|
-
|
|
|
- texture.offset.fromArray(transform.offset);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (transform.rotation !== undefined) {
|
|
|
-
|
|
|
- texture.rotation = transform.rotation;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (transform.scale !== undefined) {
|
|
|
-
|
|
|
- texture.repeat.fromArray(transform.scale);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (transform.texCoord !== undefined) {
|
|
|
-
|
|
|
- console.warn('THREE.GLTFLoader: Custom UV sets in "' + this.name + '" extension not yet supported.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- texture.needsUpdate = true;
|
|
|
-
|
|
|
- return texture;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specular-Glossiness Extension
|
|
|
- *
|
|
|
- * Specification: https:
|
|
|
- */
|
|
|
- function GLTFMaterialsPbrSpecularGlossinessExtension() {
|
|
|
-
|
|
|
- return {
|
|
|
-
|
|
|
- name: EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,
|
|
|
-
|
|
|
- specularGlossinessParams: [
|
|
|
- 'color',
|
|
|
- 'map',
|
|
|
- 'lightMap',
|
|
|
- 'lightMapIntensity',
|
|
|
- 'aoMap',
|
|
|
- 'aoMapIntensity',
|
|
|
- 'emissive',
|
|
|
- 'emissiveIntensity',
|
|
|
- 'emissiveMap',
|
|
|
- 'bumpMap',
|
|
|
- 'bumpScale',
|
|
|
- 'normalMap',
|
|
|
- 'displacementMap',
|
|
|
- 'displacementScale',
|
|
|
- 'displacementBias',
|
|
|
- 'specularMap',
|
|
|
- 'specular',
|
|
|
- 'glossinessMap',
|
|
|
- 'glossiness',
|
|
|
- 'alphaMap',
|
|
|
- 'envMap',
|
|
|
- 'envMapIntensity',
|
|
|
- 'refractionRatio',
|
|
|
- ],
|
|
|
-
|
|
|
- getMaterialType: function () {
|
|
|
-
|
|
|
- return THREE.ShaderMaterial;
|
|
|
-
|
|
|
- },
|
|
|
-
|
|
|
- extendParams: function (materialParams, materialDef, parser) {
|
|
|
-
|
|
|
- var pbrSpecularGlossiness = materialDef.extensions[this.name];
|
|
|
-
|
|
|
- var shader = THREE.ShaderLib['standard'];
|
|
|
-
|
|
|
- var uniforms = THREE.UniformsUtils.clone(shader.uniforms);
|
|
|
-
|
|
|
- var specularMapParsFragmentChunk = [
|
|
|
- '#ifdef USE_SPECULARMAP',
|
|
|
- ' uniform sampler2D specularMap;',
|
|
|
- '#endif'
|
|
|
- ].join('\n');
|
|
|
-
|
|
|
- var glossinessMapParsFragmentChunk = [
|
|
|
- '#ifdef USE_GLOSSINESSMAP',
|
|
|
- ' uniform sampler2D glossinessMap;',
|
|
|
- '#endif'
|
|
|
- ].join('\n');
|
|
|
-
|
|
|
- var specularMapFragmentChunk = [
|
|
|
- 'vec3 specularFactor = specular;',
|
|
|
- '#ifdef USE_SPECULARMAP',
|
|
|
- ' vec4 texelSpecular = texture2D( specularMap, vUv );',
|
|
|
- ' texelSpecular = sRGBToLinear( texelSpecular );',
|
|
|
- ' // reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture',
|
|
|
- ' specularFactor *= texelSpecular.rgb;',
|
|
|
- '#endif'
|
|
|
- ].join('\n');
|
|
|
-
|
|
|
- var glossinessMapFragmentChunk = [
|
|
|
- 'float glossinessFactor = glossiness;',
|
|
|
- '#ifdef USE_GLOSSINESSMAP',
|
|
|
- ' vec4 texelGlossiness = texture2D( glossinessMap, vUv );',
|
|
|
- ' // reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture',
|
|
|
- ' glossinessFactor *= texelGlossiness.a;',
|
|
|
- '#endif'
|
|
|
- ].join('\n');
|
|
|
-
|
|
|
- var lightPhysicalFragmentChunk = [
|
|
|
- 'PhysicalMaterial material;',
|
|
|
- 'material.diffuseColor = diffuseColor.rgb;',
|
|
|
- 'material.specularRoughness = clamp( 1.0 - glossinessFactor, 0.04, 1.0 );',
|
|
|
- 'material.specularColor = specularFactor.rgb;',
|
|
|
- ].join('\n');
|
|
|
-
|
|
|
- var fragmentShader = shader.fragmentShader
|
|
|
- .replace('uniform float roughness;', 'uniform vec3 specular;')
|
|
|
- .replace('uniform float metalness;', 'uniform float glossiness;')
|
|
|
- .replace('#include <roughnessmap_pars_fragment>', specularMapParsFragmentChunk)
|
|
|
- .replace('#include <metalnessmap_pars_fragment>', glossinessMapParsFragmentChunk)
|
|
|
- .replace('#include <roughnessmap_fragment>', specularMapFragmentChunk)
|
|
|
- .replace('#include <metalnessmap_fragment>', glossinessMapFragmentChunk)
|
|
|
- .replace('#include <lights_physical_fragment>', lightPhysicalFragmentChunk);
|
|
|
-
|
|
|
- delete uniforms.roughness;
|
|
|
- delete uniforms.metalness;
|
|
|
- delete uniforms.roughnessMap;
|
|
|
- delete uniforms.metalnessMap;
|
|
|
-
|
|
|
- uniforms.specular = { value: new THREE.Color().setHex(0x111111) };
|
|
|
- uniforms.glossiness = { value: 0.5 };
|
|
|
- uniforms.specularMap = { value: null };
|
|
|
- uniforms.glossinessMap = { value: null };
|
|
|
-
|
|
|
- materialParams.vertexShader = shader.vertexShader;
|
|
|
- materialParams.fragmentShader = fragmentShader;
|
|
|
- materialParams.uniforms = uniforms;
|
|
|
- materialParams.defines = { 'STANDARD': '' }
|
|
|
-
|
|
|
- materialParams.color = new THREE.Color(1.0, 1.0, 1.0);
|
|
|
- materialParams.opacity = 1.0;
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- if (Array.isArray(pbrSpecularGlossiness.diffuseFactor)) {
|
|
|
-
|
|
|
- var array = pbrSpecularGlossiness.diffuseFactor;
|
|
|
-
|
|
|
- materialParams.color.fromArray(array);
|
|
|
- materialParams.opacity = array[3];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (pbrSpecularGlossiness.diffuseTexture !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'map', pbrSpecularGlossiness.diffuseTexture));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- materialParams.emissive = new THREE.Color(0.0, 0.0, 0.0);
|
|
|
- materialParams.glossiness = pbrSpecularGlossiness.glossinessFactor !== undefined ? pbrSpecularGlossiness.glossinessFactor : 1.0;
|
|
|
- materialParams.specular = new THREE.Color(1.0, 1.0, 1.0);
|
|
|
-
|
|
|
- if (Array.isArray(pbrSpecularGlossiness.specularFactor)) {
|
|
|
-
|
|
|
- materialParams.specular.fromArray(pbrSpecularGlossiness.specularFactor);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (pbrSpecularGlossiness.specularGlossinessTexture !== undefined) {
|
|
|
-
|
|
|
- var specGlossMapDef = pbrSpecularGlossiness.specularGlossinessTexture;
|
|
|
- pending.push(parser.assignTexture(materialParams, 'glossinessMap', specGlossMapDef));
|
|
|
- pending.push(parser.assignTexture(materialParams, 'specularMap', specGlossMapDef));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending);
|
|
|
-
|
|
|
- },
|
|
|
-
|
|
|
- createMaterial: function (params) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var material = new THREE.ShaderMaterial({
|
|
|
- defines: params.defines,
|
|
|
- vertexShader: params.vertexShader,
|
|
|
- fragmentShader: params.fragmentShader,
|
|
|
- uniforms: params.uniforms,
|
|
|
- fog: true,
|
|
|
- lights: true,
|
|
|
- opacity: params.opacity,
|
|
|
- transparent: params.transparent
|
|
|
- });
|
|
|
-
|
|
|
- material.isGLTFSpecularGlossinessMaterial = true;
|
|
|
-
|
|
|
- material.color = params.color;
|
|
|
-
|
|
|
- material.map = params.map === undefined ? null : params.map;
|
|
|
-
|
|
|
- material.lightMap = null;
|
|
|
- material.lightMapIntensity = 1.0;
|
|
|
-
|
|
|
- material.aoMap = params.aoMap === undefined ? null : params.aoMap;
|
|
|
- material.aoMapIntensity = 1.0;
|
|
|
-
|
|
|
- material.emissive = params.emissive;
|
|
|
- material.emissiveIntensity = 1.0;
|
|
|
- material.emissiveMap = params.emissiveMap === undefined ? null : params.emissiveMap;
|
|
|
-
|
|
|
- material.bumpMap = params.bumpMap === undefined ? null : params.bumpMap;
|
|
|
- material.bumpScale = 1;
|
|
|
-
|
|
|
- material.normalMap = params.normalMap === undefined ? null : params.normalMap;
|
|
|
-
|
|
|
- if (params.normalScale) material.normalScale = params.normalScale;
|
|
|
-
|
|
|
- material.displacementMap = null;
|
|
|
- material.displacementScale = 1;
|
|
|
- material.displacementBias = 0;
|
|
|
-
|
|
|
- material.specularMap = params.specularMap === undefined ? null : params.specularMap;
|
|
|
- material.specular = params.specular;
|
|
|
-
|
|
|
- material.glossinessMap = params.glossinessMap === undefined ? null : params.glossinessMap;
|
|
|
- material.glossiness = params.glossiness;
|
|
|
-
|
|
|
- material.alphaMap = null;
|
|
|
-
|
|
|
- material.envMap = params.envMap === undefined ? null : params.envMap;
|
|
|
- material.envMapIntensity = 1.0;
|
|
|
-
|
|
|
- material.refractionRatio = 0.98;
|
|
|
-
|
|
|
- material.extensions.derivatives = true;
|
|
|
-
|
|
|
- return material;
|
|
|
-
|
|
|
- },
|
|
|
-
|
|
|
-
|
|
|
- * Clones a GLTFSpecularGlossinessMaterial instance. The ShaderMaterial.copy() method can
|
|
|
- * copy only properties it knows about or inherits, and misses many properties that would
|
|
|
- * normally be defined by MeshStandardMaterial.
|
|
|
- *
|
|
|
- * This method allows GLTFSpecularGlossinessMaterials to be cloned in the process of
|
|
|
- * loading a glTF model, but cloning later (e.g. by the user) would require these changes
|
|
|
- * AND also updating `.onBeforeRender` on the parent mesh.
|
|
|
- *
|
|
|
- * @param {THREE.ShaderMaterial} source
|
|
|
- * @return {THREE.ShaderMaterial}
|
|
|
- */
|
|
|
- cloneMaterial: function (source) {
|
|
|
-
|
|
|
- var target = source.clone();
|
|
|
-
|
|
|
- target.isGLTFSpecularGlossinessMaterial = true;
|
|
|
-
|
|
|
- var params = this.specularGlossinessParams;
|
|
|
-
|
|
|
- for (var i = 0, il = params.length; i < il; i++) {
|
|
|
-
|
|
|
- var value = source[params[i]];
|
|
|
- target[params[i]] = (value && value.isColor) ? value.clone() : value;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return target;
|
|
|
-
|
|
|
- },
|
|
|
-
|
|
|
-
|
|
|
- refreshUniforms: function (renderer, scene, camera, geometry, material) {
|
|
|
-
|
|
|
- if (material.isGLTFSpecularGlossinessMaterial !== true) {
|
|
|
-
|
|
|
- return;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var uniforms = material.uniforms;
|
|
|
- var defines = material.defines;
|
|
|
-
|
|
|
- uniforms.opacity.value = material.opacity;
|
|
|
-
|
|
|
- uniforms.diffuse.value.copy(material.color);
|
|
|
- uniforms.emissive.value.copy(material.emissive).multiplyScalar(material.emissiveIntensity);
|
|
|
-
|
|
|
- uniforms.map.value = material.map;
|
|
|
- uniforms.specularMap.value = material.specularMap;
|
|
|
- uniforms.alphaMap.value = material.alphaMap;
|
|
|
-
|
|
|
- uniforms.lightMap.value = material.lightMap;
|
|
|
- uniforms.lightMapIntensity.value = material.lightMapIntensity;
|
|
|
-
|
|
|
- uniforms.aoMap.value = material.aoMap;
|
|
|
- uniforms.aoMapIntensity.value = material.aoMapIntensity;
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var uvScaleMap;
|
|
|
-
|
|
|
- if (material.map) {
|
|
|
-
|
|
|
- uvScaleMap = material.map;
|
|
|
-
|
|
|
- } else if (material.specularMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.specularMap;
|
|
|
-
|
|
|
- } else if (material.displacementMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.displacementMap;
|
|
|
-
|
|
|
- } else if (material.normalMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.normalMap;
|
|
|
-
|
|
|
- } else if (material.bumpMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.bumpMap;
|
|
|
-
|
|
|
- } else if (material.glossinessMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.glossinessMap;
|
|
|
-
|
|
|
- } else if (material.alphaMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.alphaMap;
|
|
|
-
|
|
|
- } else if (material.emissiveMap) {
|
|
|
-
|
|
|
- uvScaleMap = material.emissiveMap;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (uvScaleMap !== undefined) {
|
|
|
-
|
|
|
-
|
|
|
- if (uvScaleMap.isWebGLRenderTarget) {
|
|
|
-
|
|
|
- uvScaleMap = uvScaleMap.texture;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (uvScaleMap.matrixAutoUpdate === true) {
|
|
|
-
|
|
|
- uvScaleMap.updateMatrix();
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- uniforms.uvTransform.value.copy(uvScaleMap.matrix);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (material.envMap) {
|
|
|
-
|
|
|
- uniforms.envMap.value = material.envMap;
|
|
|
- uniforms.envMapIntensity.value = material.envMapIntensity;
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- uniforms.flipEnvMap.value = material.envMap.isCubeTexture ? - 1 : 1;
|
|
|
-
|
|
|
- uniforms.reflectivity.value = material.reflectivity;
|
|
|
- uniforms.refractionRatio.value = material.refractionRatio;
|
|
|
-
|
|
|
- uniforms.maxMipLevel.value = renderer.properties.get(material.envMap).__maxMipLevel;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- uniforms.specular.value.copy(material.specular);
|
|
|
- uniforms.glossiness.value = material.glossiness;
|
|
|
-
|
|
|
- uniforms.glossinessMap.value = material.glossinessMap;
|
|
|
-
|
|
|
- uniforms.emissiveMap.value = material.emissiveMap;
|
|
|
- uniforms.bumpMap.value = material.bumpMap;
|
|
|
- uniforms.normalMap.value = material.normalMap;
|
|
|
-
|
|
|
- uniforms.displacementMap.value = material.displacementMap;
|
|
|
- uniforms.displacementScale.value = material.displacementScale;
|
|
|
- uniforms.displacementBias.value = material.displacementBias;
|
|
|
-
|
|
|
- if (uniforms.glossinessMap.value !== null && defines.USE_GLOSSINESSMAP === undefined) {
|
|
|
-
|
|
|
- defines.USE_GLOSSINESSMAP = '';
|
|
|
-
|
|
|
- defines.USE_ROUGHNESSMAP = '';
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (uniforms.glossinessMap.value === null && defines.USE_GLOSSINESSMAP !== undefined) {
|
|
|
-
|
|
|
- delete defines.USE_GLOSSINESSMAP;
|
|
|
- delete defines.USE_ROUGHNESSMAP;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- function GLTFCubicSplineInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
|
|
|
-
|
|
|
- THREE.Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- GLTFCubicSplineInterpolant.prototype = Object.create(THREE.Interpolant.prototype);
|
|
|
- GLTFCubicSplineInterpolant.prototype.constructor = GLTFCubicSplineInterpolant;
|
|
|
-
|
|
|
- GLTFCubicSplineInterpolant.prototype.copySampleValue_ = function (index) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var result = this.resultBuffer,
|
|
|
- values = this.sampleValues,
|
|
|
- valueSize = this.valueSize,
|
|
|
- offset = index * valueSize * 3 + valueSize;
|
|
|
-
|
|
|
- for (var i = 0; i !== valueSize; i++) {
|
|
|
-
|
|
|
- result[i] = values[offset + i];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return result;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- GLTFCubicSplineInterpolant.prototype.beforeStart_ = GLTFCubicSplineInterpolant.prototype.copySampleValue_;
|
|
|
-
|
|
|
- GLTFCubicSplineInterpolant.prototype.afterEnd_ = GLTFCubicSplineInterpolant.prototype.copySampleValue_;
|
|
|
-
|
|
|
- GLTFCubicSplineInterpolant.prototype.interpolate_ = function (i1, t0, t, t1) {
|
|
|
-
|
|
|
- var result = this.resultBuffer;
|
|
|
- var values = this.sampleValues;
|
|
|
- var stride = this.valueSize;
|
|
|
-
|
|
|
- var stride2 = stride * 2;
|
|
|
- var stride3 = stride * 3;
|
|
|
-
|
|
|
- var td = t1 - t0;
|
|
|
-
|
|
|
- var p = (t - t0) / td;
|
|
|
- var pp = p * p;
|
|
|
- var ppp = pp * p;
|
|
|
-
|
|
|
- var offset1 = i1 * stride3;
|
|
|
- var offset0 = offset1 - stride3;
|
|
|
-
|
|
|
- var s2 = - 2 * ppp + 3 * pp;
|
|
|
- var s3 = ppp - pp;
|
|
|
- var s0 = 1 - s2;
|
|
|
- var s1 = s3 - pp + p;
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- for (var i = 0; i !== stride; i++) {
|
|
|
-
|
|
|
- var p0 = values[offset0 + i + stride];
|
|
|
- var m0 = values[offset0 + i + stride2] * td;
|
|
|
- var p1 = values[offset1 + i + stride];
|
|
|
- var m1 = values[offset1 + i] * td;
|
|
|
-
|
|
|
- result[i] = s0 * p0 + s1 * m0 + s2 * p1 + s3 * m1;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return result;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var WEBGL_CONSTANTS = {
|
|
|
- FLOAT: 5126,
|
|
|
-
|
|
|
- FLOAT_MAT3: 35675,
|
|
|
- FLOAT_MAT4: 35676,
|
|
|
- FLOAT_VEC2: 35664,
|
|
|
- FLOAT_VEC3: 35665,
|
|
|
- FLOAT_VEC4: 35666,
|
|
|
- LINEAR: 9729,
|
|
|
- REPEAT: 10497,
|
|
|
- SAMPLER_2D: 35678,
|
|
|
- POINTS: 0,
|
|
|
- LINES: 1,
|
|
|
- LINE_LOOP: 2,
|
|
|
- LINE_STRIP: 3,
|
|
|
- TRIANGLES: 4,
|
|
|
- TRIANGLE_STRIP: 5,
|
|
|
- TRIANGLE_FAN: 6,
|
|
|
- UNSIGNED_BYTE: 5121,
|
|
|
- UNSIGNED_SHORT: 5123
|
|
|
- };
|
|
|
-
|
|
|
- var WEBGL_COMPONENT_TYPES = {
|
|
|
- 5120: Int8Array,
|
|
|
- 5121: Uint8Array,
|
|
|
- 5122: Int16Array,
|
|
|
- 5123: Uint16Array,
|
|
|
- 5125: Uint32Array,
|
|
|
- 5126: Float32Array
|
|
|
- };
|
|
|
-
|
|
|
- var WEBGL_FILTERS = {
|
|
|
- 9728: THREE.NearestFilter,
|
|
|
- 9729: THREE.LinearFilter,
|
|
|
- 9984: THREE.NearestMipmapNearestFilter,
|
|
|
- 9985: THREE.LinearMipmapNearestFilter,
|
|
|
- 9986: THREE.NearestMipmapLinearFilter,
|
|
|
- 9987: THREE.LinearMipmapLinearFilter
|
|
|
- };
|
|
|
-
|
|
|
- var WEBGL_WRAPPINGS = {
|
|
|
- 33071: THREE.ClampToEdgeWrapping,
|
|
|
- 33648: THREE.MirroredRepeatWrapping,
|
|
|
- 10497: THREE.RepeatWrapping
|
|
|
- };
|
|
|
-
|
|
|
- var WEBGL_TYPE_SIZES = {
|
|
|
- 'SCALAR': 1,
|
|
|
- 'VEC2': 2,
|
|
|
- 'VEC3': 3,
|
|
|
- 'VEC4': 4,
|
|
|
- 'MAT2': 4,
|
|
|
- 'MAT3': 9,
|
|
|
- 'MAT4': 16
|
|
|
- };
|
|
|
-
|
|
|
- var ATTRIBUTES = {
|
|
|
- POSITION: 'position',
|
|
|
- NORMAL: 'normal',
|
|
|
- TANGENT: 'tangent',
|
|
|
- TEXCOORD_0: 'uv',
|
|
|
- TEXCOORD_1: 'uv2',
|
|
|
- COLOR_0: 'color',
|
|
|
- WEIGHTS_0: 'skinWeight',
|
|
|
- JOINTS_0: 'skinIndex',
|
|
|
- };
|
|
|
-
|
|
|
- var PATH_PROPERTIES = {
|
|
|
- scale: 'scale',
|
|
|
- translation: 'position',
|
|
|
- rotation: 'quaternion',
|
|
|
- weights: 'morphTargetInfluences'
|
|
|
- };
|
|
|
-
|
|
|
- var INTERPOLATION = {
|
|
|
- CUBICSPLINE: undefined,
|
|
|
-
|
|
|
- LINEAR: THREE.InterpolateLinear,
|
|
|
- STEP: THREE.InterpolateDiscrete
|
|
|
- };
|
|
|
-
|
|
|
- var ALPHA_MODES = {
|
|
|
- OPAQUE: 'OPAQUE',
|
|
|
- MASK: 'MASK',
|
|
|
- BLEND: 'BLEND'
|
|
|
- };
|
|
|
-
|
|
|
- var MIME_TYPE_FORMATS = {
|
|
|
- 'image/png': THREE.RGBAFormat,
|
|
|
- 'image/jpeg': THREE.RGBFormat
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- function resolveURL(url, path) {
|
|
|
-
|
|
|
-
|
|
|
- if (typeof url !== 'string' || url === '') return '';
|
|
|
-
|
|
|
-
|
|
|
- if (/^https?:\/\//i.test(path) && /^\//.test(url)) {
|
|
|
-
|
|
|
- path = path.replace(/(^https?:\/\/[^\/]+).*/i, '$1');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (/^(https?:)?\/\//i.test(url)) return url;
|
|
|
-
|
|
|
-
|
|
|
- if (/^data:.*,.*$/i.test(url)) return url;
|
|
|
-
|
|
|
-
|
|
|
- if (/^blob:.*$/i.test(url)) return url;
|
|
|
-
|
|
|
-
|
|
|
- return path + url;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var defaultMaterial;
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- */
|
|
|
- function createDefaultMaterial() {
|
|
|
-
|
|
|
- defaultMaterial = defaultMaterial || new THREE.MeshStandardMaterial({
|
|
|
- color: 0xFFFFFF,
|
|
|
- emissive: 0x000000,
|
|
|
- metalness: 1,
|
|
|
- roughness: 1,
|
|
|
- transparent: false,
|
|
|
- depthTest: true,
|
|
|
- side: THREE.FrontSide
|
|
|
- });
|
|
|
-
|
|
|
- return defaultMaterial;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function addUnknownExtensionsToUserData(knownExtensions, object, objectDef) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- for (var name in objectDef.extensions) {
|
|
|
-
|
|
|
- if (knownExtensions[name] === undefined) {
|
|
|
-
|
|
|
- object.userData.gltfExtensions = object.userData.gltfExtensions || {};
|
|
|
- object.userData.gltfExtensions[name] = objectDef.extensions[name];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * @param {THREE.Object3D|THREE.Material|THREE.BufferGeometry} object
|
|
|
- * @param {GLTF.definition} gltfDef
|
|
|
- */
|
|
|
- function assignExtrasToUserData(object, gltfDef) {
|
|
|
-
|
|
|
- if (gltfDef.extras !== undefined) {
|
|
|
-
|
|
|
- if (typeof gltfDef.extras === 'object') {
|
|
|
-
|
|
|
- Object.assign(object.userData, gltfDef.extras);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- console.warn('THREE.GLTFLoader: Ignoring primitive type .extras, ' + gltfDef.extras);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- *
|
|
|
- * @param {THREE.BufferGeometry} geometry
|
|
|
- * @param {Array<GLTF.Target>} targets
|
|
|
- * @param {GLTFParser} parser
|
|
|
- * @return {Promise<THREE.BufferGeometry>}
|
|
|
- */
|
|
|
- function addMorphTargets(geometry, targets, parser) {
|
|
|
-
|
|
|
- var hasMorphPosition = false;
|
|
|
- var hasMorphNormal = false;
|
|
|
-
|
|
|
- for (var i = 0, il = targets.length; i < il; i++) {
|
|
|
-
|
|
|
- var target = targets[i];
|
|
|
-
|
|
|
- if (target.POSITION !== undefined) hasMorphPosition = true;
|
|
|
- if (target.NORMAL !== undefined) hasMorphNormal = true;
|
|
|
-
|
|
|
- if (hasMorphPosition && hasMorphNormal) break;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (!hasMorphPosition && !hasMorphNormal) return Promise.resolve(geometry);
|
|
|
-
|
|
|
- var pendingPositionAccessors = [];
|
|
|
- var pendingNormalAccessors = [];
|
|
|
-
|
|
|
- for (var i = 0, il = targets.length; i < il; i++) {
|
|
|
-
|
|
|
- var target = targets[i];
|
|
|
-
|
|
|
- if (hasMorphPosition) {
|
|
|
-
|
|
|
- var pendingAccessor = target.POSITION !== undefined
|
|
|
- ? parser.getDependency('accessor', target.POSITION)
|
|
|
- : geometry.attributes.position;
|
|
|
-
|
|
|
- pendingPositionAccessors.push(pendingAccessor);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (hasMorphNormal) {
|
|
|
-
|
|
|
- var pendingAccessor = target.NORMAL !== undefined
|
|
|
- ? parser.getDependency('accessor', target.NORMAL)
|
|
|
- : geometry.attributes.normal;
|
|
|
-
|
|
|
- pendingNormalAccessors.push(pendingAccessor);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all([
|
|
|
- Promise.all(pendingPositionAccessors),
|
|
|
- Promise.all(pendingNormalAccessors)
|
|
|
- ]).then(function (accessors) {
|
|
|
-
|
|
|
- var morphPositions = accessors[0];
|
|
|
- var morphNormals = accessors[1];
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- for (var i = 0, il = morphPositions.length; i < il; i++) {
|
|
|
-
|
|
|
- if (geometry.attributes.position === morphPositions[i]) continue;
|
|
|
-
|
|
|
- morphPositions[i] = cloneBufferAttribute(morphPositions[i]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (var i = 0, il = morphNormals.length; i < il; i++) {
|
|
|
-
|
|
|
- if (geometry.attributes.normal === morphNormals[i]) continue;
|
|
|
-
|
|
|
- morphNormals[i] = cloneBufferAttribute(morphNormals[i]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (var i = 0, il = targets.length; i < il; i++) {
|
|
|
-
|
|
|
- var target = targets[i];
|
|
|
- var attributeName = 'morphTarget' + i;
|
|
|
-
|
|
|
- if (hasMorphPosition) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- if (target.POSITION !== undefined) {
|
|
|
-
|
|
|
- var positionAttribute = morphPositions[i];
|
|
|
- positionAttribute.name = attributeName;
|
|
|
-
|
|
|
- var position = geometry.attributes.position;
|
|
|
-
|
|
|
- for (var j = 0, jl = positionAttribute.count; j < jl; j++) {
|
|
|
-
|
|
|
- positionAttribute.setXYZ(
|
|
|
- j,
|
|
|
- positionAttribute.getX(j) + position.getX(j),
|
|
|
- positionAttribute.getY(j) + position.getY(j),
|
|
|
- positionAttribute.getZ(j) + position.getZ(j)
|
|
|
- );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (hasMorphNormal) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- if (target.NORMAL !== undefined) {
|
|
|
-
|
|
|
- var normalAttribute = morphNormals[i];
|
|
|
- normalAttribute.name = attributeName;
|
|
|
-
|
|
|
- var normal = geometry.attributes.normal;
|
|
|
-
|
|
|
- for (var j = 0, jl = normalAttribute.count; j < jl; j++) {
|
|
|
-
|
|
|
- normalAttribute.setXYZ(
|
|
|
- j,
|
|
|
- normalAttribute.getX(j) + normal.getX(j),
|
|
|
- normalAttribute.getY(j) + normal.getY(j),
|
|
|
- normalAttribute.getZ(j) + normal.getZ(j)
|
|
|
- );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (hasMorphPosition) geometry.morphAttributes.position = morphPositions;
|
|
|
- if (hasMorphNormal) geometry.morphAttributes.normal = morphNormals;
|
|
|
-
|
|
|
- return geometry;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * @param {THREE.Mesh} mesh
|
|
|
- * @param {GLTF.Mesh} meshDef
|
|
|
- */
|
|
|
- function updateMorphTargets(mesh, meshDef) {
|
|
|
-
|
|
|
- mesh.updateMorphTargets();
|
|
|
-
|
|
|
- if (meshDef.weights !== undefined) {
|
|
|
-
|
|
|
- for (var i = 0, il = meshDef.weights.length; i < il; i++) {
|
|
|
-
|
|
|
- mesh.morphTargetInfluences[i] = meshDef.weights[i];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (meshDef.extras && Array.isArray(meshDef.extras.targetNames)) {
|
|
|
-
|
|
|
- var targetNames = meshDef.extras.targetNames;
|
|
|
-
|
|
|
- if (mesh.morphTargetInfluences.length === targetNames.length) {
|
|
|
-
|
|
|
- mesh.morphTargetDictionary = {};
|
|
|
-
|
|
|
- for (var i = 0, il = targetNames.length; i < il; i++) {
|
|
|
-
|
|
|
- mesh.morphTargetDictionary[targetNames[i]] = i;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- console.warn('THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function createPrimitiveKey(primitiveDef) {
|
|
|
-
|
|
|
- var dracoExtension = primitiveDef.extensions && primitiveDef.extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION];
|
|
|
- var geometryKey;
|
|
|
-
|
|
|
- if (dracoExtension) {
|
|
|
-
|
|
|
- geometryKey = 'draco:' + dracoExtension.bufferView
|
|
|
- + ':' + dracoExtension.indices
|
|
|
- + ':' + createAttributesKey(dracoExtension.attributes);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- geometryKey = primitiveDef.indices + ':' + createAttributesKey(primitiveDef.attributes) + ':' + primitiveDef.mode;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return geometryKey;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function createAttributesKey(attributes) {
|
|
|
-
|
|
|
- var attributesKey = '';
|
|
|
-
|
|
|
- var keys = Object.keys(attributes).sort();
|
|
|
-
|
|
|
- for (var i = 0, il = keys.length; i < il; i++) {
|
|
|
-
|
|
|
- attributesKey += keys[i] + ':' + attributes[keys[i]] + ';';
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return attributesKey;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function cloneBufferAttribute(attribute) {
|
|
|
-
|
|
|
- if (attribute.isInterleavedBufferAttribute) {
|
|
|
-
|
|
|
- var count = attribute.count;
|
|
|
- var itemSize = attribute.itemSize;
|
|
|
- var array = attribute.array.slice(0, count * itemSize);
|
|
|
-
|
|
|
- for (var i = 0, j = 0; i < count; ++i) {
|
|
|
-
|
|
|
- array[j++] = attribute.getX(i);
|
|
|
- if (itemSize >= 2) array[j++] = attribute.getY(i);
|
|
|
- if (itemSize >= 3) array[j++] = attribute.getZ(i);
|
|
|
- if (itemSize >= 4) array[j++] = attribute.getW(i);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return new THREE.BufferAttribute(array, itemSize, attribute.normalized);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return attribute.clone();
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- function GLTFParser(json, extensions, options) {
|
|
|
-
|
|
|
- this.json = json || {};
|
|
|
- this.extensions = extensions || {};
|
|
|
- this.options = options || {};
|
|
|
-
|
|
|
-
|
|
|
- this.cache = new GLTFRegistry();
|
|
|
-
|
|
|
-
|
|
|
- this.primitiveCache = {};
|
|
|
-
|
|
|
- this.textureLoader = new THREE.TextureLoader(this.options.manager);
|
|
|
- this.textureLoader.setCrossOrigin(this.options.crossOrigin);
|
|
|
-
|
|
|
- this.fileLoader = new THREE.FileLoader(this.options.manager);
|
|
|
- this.fileLoader.setResponseType('arraybuffer');
|
|
|
-
|
|
|
- if (this.options.crossOrigin === 'use-credentials') {
|
|
|
-
|
|
|
- this.fileLoader.setWithCredentials(true);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- GLTFParser.prototype.parse = function (onLoad, onError) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var json = this.json;
|
|
|
- var extensions = this.extensions;
|
|
|
-
|
|
|
-
|
|
|
- this.cache.removeAll();
|
|
|
-
|
|
|
-
|
|
|
- this.markDefs();
|
|
|
-
|
|
|
- Promise.all([
|
|
|
-
|
|
|
- this.getDependencies('scene'),
|
|
|
- this.getDependencies('animation'),
|
|
|
- this.getDependencies('camera'),
|
|
|
-
|
|
|
- ]).then(function (dependencies) {
|
|
|
-
|
|
|
- var result = {
|
|
|
- scene: dependencies[0][json.scene || 0],
|
|
|
- scenes: dependencies[0],
|
|
|
- animations: dependencies[1],
|
|
|
- cameras: dependencies[2],
|
|
|
- asset: json.asset,
|
|
|
- parser: parser,
|
|
|
- userData: {}
|
|
|
- };
|
|
|
-
|
|
|
- addUnknownExtensionsToUserData(extensions, result, json);
|
|
|
-
|
|
|
- assignExtrasToUserData(result, json);
|
|
|
-
|
|
|
- onLoad(result);
|
|
|
-
|
|
|
- }).catch(onError);
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Marks the special nodes/meshes in json for efficient parse.
|
|
|
- */
|
|
|
- GLTFParser.prototype.markDefs = function () {
|
|
|
-
|
|
|
- var nodeDefs = this.json.nodes || [];
|
|
|
- var skinDefs = this.json.skins || [];
|
|
|
- var meshDefs = this.json.meshes || [];
|
|
|
-
|
|
|
- var meshReferences = {};
|
|
|
- var meshUses = {};
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- for (var skinIndex = 0, skinLength = skinDefs.length; skinIndex < skinLength; skinIndex++) {
|
|
|
-
|
|
|
- var joints = skinDefs[skinIndex].joints;
|
|
|
-
|
|
|
- for (var i = 0, il = joints.length; i < il; i++) {
|
|
|
-
|
|
|
- nodeDefs[joints[i]].isBone = true;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- for (var nodeIndex = 0, nodeLength = nodeDefs.length; nodeIndex < nodeLength; nodeIndex++) {
|
|
|
-
|
|
|
- var nodeDef = nodeDefs[nodeIndex];
|
|
|
-
|
|
|
- if (nodeDef.mesh !== undefined) {
|
|
|
-
|
|
|
- if (meshReferences[nodeDef.mesh] === undefined) {
|
|
|
-
|
|
|
- meshReferences[nodeDef.mesh] = meshUses[nodeDef.mesh] = 0;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- meshReferences[nodeDef.mesh]++;
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- if (nodeDef.skin !== undefined) {
|
|
|
-
|
|
|
- meshDefs[nodeDef.mesh].isSkinnedMesh = true;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- this.json.meshReferences = meshReferences;
|
|
|
- this.json.meshUses = meshUses;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Requests the specified dependency asynchronously, with caching.
|
|
|
- * @param {string} type
|
|
|
- * @param {number} index
|
|
|
- * @return {Promise<THREE.Object3D|THREE.Material|THREE.Texture|THREE.AnimationClip|ArrayBuffer|Object>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.getDependency = function (type, index) {
|
|
|
-
|
|
|
- var cacheKey = type + ':' + index;
|
|
|
- var dependency = this.cache.get(cacheKey);
|
|
|
-
|
|
|
- if (!dependency) {
|
|
|
-
|
|
|
- switch (type) {
|
|
|
-
|
|
|
- case 'scene':
|
|
|
- dependency = this.loadScene(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'node':
|
|
|
- dependency = this.loadNode(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'mesh':
|
|
|
- dependency = this.loadMesh(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'accessor':
|
|
|
- dependency = this.loadAccessor(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'bufferView':
|
|
|
- dependency = this.loadBufferView(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'buffer':
|
|
|
- dependency = this.loadBuffer(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'material':
|
|
|
- dependency = this.loadMaterial(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'texture':
|
|
|
- dependency = this.loadTexture(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'skin':
|
|
|
- dependency = this.loadSkin(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'animation':
|
|
|
- dependency = this.loadAnimation(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'camera':
|
|
|
- dependency = this.loadCamera(index);
|
|
|
- break;
|
|
|
-
|
|
|
- case 'light':
|
|
|
- dependency = this.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].loadLight(index);
|
|
|
- break;
|
|
|
-
|
|
|
- default:
|
|
|
- throw new Error('Unknown type: ' + type);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- this.cache.add(cacheKey, dependency);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return dependency;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Requests all dependencies of the specified type asynchronously, with caching.
|
|
|
- * @param {string} type
|
|
|
- * @return {Promise<Array<Object>>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.getDependencies = function (type) {
|
|
|
-
|
|
|
- var dependencies = this.cache.get(type);
|
|
|
-
|
|
|
- if (!dependencies) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var defs = this.json[type + (type === 'mesh' ? 'es' : 's')] || [];
|
|
|
-
|
|
|
- dependencies = Promise.all(defs.map(function (def, index) {
|
|
|
-
|
|
|
- return parser.getDependency(type, index);
|
|
|
-
|
|
|
- }));
|
|
|
-
|
|
|
- this.cache.add(type, dependencies);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return dependencies;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} bufferIndex
|
|
|
- * @return {Promise<ArrayBuffer>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadBuffer = function (bufferIndex) {
|
|
|
-
|
|
|
- var bufferDef = this.json.buffers[bufferIndex];
|
|
|
- var loader = this.fileLoader;
|
|
|
-
|
|
|
- if (bufferDef.type && bufferDef.type !== 'arraybuffer') {
|
|
|
-
|
|
|
- throw new Error('THREE.GLTFLoader: ' + bufferDef.type + ' buffer type is not supported.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (bufferDef.uri === undefined && bufferIndex === 0) {
|
|
|
-
|
|
|
- return Promise.resolve(this.extensions[EXTENSIONS.KHR_BINARY_GLTF].body);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var options = this.options;
|
|
|
-
|
|
|
- return new Promise(function (resolve, reject) {
|
|
|
-
|
|
|
- loader.load(resolveURL(bufferDef.uri, options.path), resolve, undefined, function () {
|
|
|
-
|
|
|
- reject(new Error('THREE.GLTFLoader: Failed to load buffer "' + bufferDef.uri + '".'));
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} bufferViewIndex
|
|
|
- * @return {Promise<ArrayBuffer>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadBufferView = function (bufferViewIndex) {
|
|
|
-
|
|
|
- var bufferViewDef = this.json.bufferViews[bufferViewIndex];
|
|
|
-
|
|
|
- return this.getDependency('buffer', bufferViewDef.buffer).then(function (buffer) {
|
|
|
-
|
|
|
- var byteLength = bufferViewDef.byteLength || 0;
|
|
|
- var byteOffset = bufferViewDef.byteOffset || 0;
|
|
|
- return buffer.slice(byteOffset, byteOffset + byteLength);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} accessorIndex
|
|
|
- * @return {Promise<THREE.BufferAttribute|THREE.InterleavedBufferAttribute>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadAccessor = function (accessorIndex) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var json = this.json;
|
|
|
-
|
|
|
- var accessorDef = this.json.accessors[accessorIndex];
|
|
|
-
|
|
|
- if (accessorDef.bufferView === undefined && accessorDef.sparse === undefined) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- return Promise.resolve(null);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var pendingBufferViews = [];
|
|
|
-
|
|
|
- if (accessorDef.bufferView !== undefined) {
|
|
|
-
|
|
|
- pendingBufferViews.push(this.getDependency('bufferView', accessorDef.bufferView));
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- pendingBufferViews.push(null);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (accessorDef.sparse !== undefined) {
|
|
|
-
|
|
|
- pendingBufferViews.push(this.getDependency('bufferView', accessorDef.sparse.indices.bufferView));
|
|
|
- pendingBufferViews.push(this.getDependency('bufferView', accessorDef.sparse.values.bufferView));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pendingBufferViews).then(function (bufferViews) {
|
|
|
-
|
|
|
- var bufferView = bufferViews[0];
|
|
|
-
|
|
|
- var itemSize = WEBGL_TYPE_SIZES[accessorDef.type];
|
|
|
- var TypedArray = WEBGL_COMPONENT_TYPES[accessorDef.componentType];
|
|
|
-
|
|
|
-
|
|
|
- var elementBytes = TypedArray.BYTES_PER_ELEMENT;
|
|
|
- var itemBytes = elementBytes * itemSize;
|
|
|
- var byteOffset = accessorDef.byteOffset || 0;
|
|
|
- var byteStride = accessorDef.bufferView !== undefined ? json.bufferViews[accessorDef.bufferView].byteStride : undefined;
|
|
|
- var normalized = accessorDef.normalized === true;
|
|
|
- var array, bufferAttribute;
|
|
|
-
|
|
|
-
|
|
|
- if (byteStride && byteStride !== itemBytes) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var ibSlice = Math.floor(byteOffset / byteStride);
|
|
|
- var ibCacheKey = 'InterleavedBuffer:' + accessorDef.bufferView + ':' + accessorDef.componentType + ':' + ibSlice + ':' + accessorDef.count;
|
|
|
- var ib = parser.cache.get(ibCacheKey);
|
|
|
-
|
|
|
- if (!ib) {
|
|
|
-
|
|
|
- array = new TypedArray(bufferView, ibSlice * byteStride, accessorDef.count * byteStride / elementBytes);
|
|
|
-
|
|
|
-
|
|
|
- ib = new THREE.InterleavedBuffer(array, byteStride / elementBytes);
|
|
|
-
|
|
|
- parser.cache.add(ibCacheKey, ib);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- bufferAttribute = new THREE.InterleavedBufferAttribute(ib, itemSize, (byteOffset % byteStride) / elementBytes, normalized);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- if (bufferView === null) {
|
|
|
-
|
|
|
- array = new TypedArray(accessorDef.count * itemSize);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- array = new TypedArray(bufferView, byteOffset, accessorDef.count * itemSize);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- bufferAttribute = new THREE.BufferAttribute(array, itemSize, normalized);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (accessorDef.sparse !== undefined) {
|
|
|
-
|
|
|
- var itemSizeIndices = WEBGL_TYPE_SIZES.SCALAR;
|
|
|
- var TypedArrayIndices = WEBGL_COMPONENT_TYPES[accessorDef.sparse.indices.componentType];
|
|
|
-
|
|
|
- var byteOffsetIndices = accessorDef.sparse.indices.byteOffset || 0;
|
|
|
- var byteOffsetValues = accessorDef.sparse.values.byteOffset || 0;
|
|
|
-
|
|
|
- var sparseIndices = new TypedArrayIndices(bufferViews[1], byteOffsetIndices, accessorDef.sparse.count * itemSizeIndices);
|
|
|
- var sparseValues = new TypedArray(bufferViews[2], byteOffsetValues, accessorDef.sparse.count * itemSize);
|
|
|
-
|
|
|
- if (bufferView !== null) {
|
|
|
-
|
|
|
-
|
|
|
- bufferAttribute.setArray(bufferAttribute.array.slice());
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (var i = 0, il = sparseIndices.length; i < il; i++) {
|
|
|
-
|
|
|
- var index = sparseIndices[i];
|
|
|
-
|
|
|
- bufferAttribute.setX(index, sparseValues[i * itemSize]);
|
|
|
- if (itemSize >= 2) bufferAttribute.setY(index, sparseValues[i * itemSize + 1]);
|
|
|
- if (itemSize >= 3) bufferAttribute.setZ(index, sparseValues[i * itemSize + 2]);
|
|
|
- if (itemSize >= 4) bufferAttribute.setW(index, sparseValues[i * itemSize + 3]);
|
|
|
- if (itemSize >= 5) throw new Error('THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return bufferAttribute;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} textureIndex
|
|
|
- * @return {Promise<THREE.Texture>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadTexture = function (textureIndex) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var json = this.json;
|
|
|
- var options = this.options;
|
|
|
- var textureLoader = this.textureLoader;
|
|
|
-
|
|
|
- var URL = window.URL || window.webkitURL;
|
|
|
-
|
|
|
- var textureDef = json.textures[textureIndex];
|
|
|
-
|
|
|
- var textureExtensions = textureDef.extensions || {};
|
|
|
-
|
|
|
- var source;
|
|
|
-
|
|
|
- if (textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS]) {
|
|
|
-
|
|
|
- source = json.images[textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS].source];
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- source = json.images[textureDef.source];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var sourceURI = source.uri;
|
|
|
- var isObjectURL = false;
|
|
|
-
|
|
|
- if (source.bufferView !== undefined) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- sourceURI = parser.getDependency('bufferView', source.bufferView).then(function (bufferView) {
|
|
|
-
|
|
|
- isObjectURL = true;
|
|
|
- var blob = new Blob([bufferView], { type: source.mimeType });
|
|
|
- sourceURI = URL.createObjectURL(blob);
|
|
|
- return sourceURI;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.resolve(sourceURI).then(function (sourceURI) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var loader = THREE.Loader.Handlers.get(sourceURI);
|
|
|
-
|
|
|
- if (!loader) {
|
|
|
-
|
|
|
- loader = textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS]
|
|
|
- ? parser.extensions[EXTENSIONS.MSFT_TEXTURE_DDS].ddsLoader
|
|
|
- : textureLoader;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return new Promise(function (resolve, reject) {
|
|
|
-
|
|
|
- loader.load(resolveURL(sourceURI, options.path), resolve, undefined, reject);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }).then(function (texture) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- if (isObjectURL === true) {
|
|
|
-
|
|
|
- URL.revokeObjectURL(sourceURI);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- texture.flipY = false;
|
|
|
-
|
|
|
- if (textureDef.name !== undefined) texture.name = textureDef.name;
|
|
|
-
|
|
|
-
|
|
|
- if (source.mimeType in MIME_TYPE_FORMATS) {
|
|
|
-
|
|
|
- texture.format = MIME_TYPE_FORMATS[source.mimeType];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var samplers = json.samplers || {};
|
|
|
- var sampler = samplers[textureDef.sampler] || {};
|
|
|
-
|
|
|
- texture.magFilter = WEBGL_FILTERS[sampler.magFilter] || THREE.LinearFilter;
|
|
|
- texture.minFilter = WEBGL_FILTERS[sampler.minFilter] || THREE.LinearMipmapLinearFilter;
|
|
|
- texture.wrapS = WEBGL_WRAPPINGS[sampler.wrapS] || THREE.RepeatWrapping;
|
|
|
- texture.wrapT = WEBGL_WRAPPINGS[sampler.wrapT] || THREE.RepeatWrapping;
|
|
|
-
|
|
|
- return texture;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Asynchronously assigns a texture to the given material parameters.
|
|
|
- * @param {Object} materialParams
|
|
|
- * @param {string} mapName
|
|
|
- * @param {Object} mapDef
|
|
|
- * @return {Promise}
|
|
|
- */
|
|
|
- GLTFParser.prototype.assignTexture = function (materialParams, mapName, mapDef) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
-
|
|
|
- return this.getDependency('texture', mapDef.index).then(function (texture) {
|
|
|
-
|
|
|
- if (!texture.isCompressedTexture) {
|
|
|
-
|
|
|
- switch (mapName) {
|
|
|
-
|
|
|
- case 'aoMap':
|
|
|
- case 'emissiveMap':
|
|
|
- case 'metalnessMap':
|
|
|
- case 'normalMap':
|
|
|
- case 'roughnessMap':
|
|
|
- texture.format = THREE.RGBFormat;
|
|
|
- break;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM]) {
|
|
|
-
|
|
|
- var transform = mapDef.extensions !== undefined ? mapDef.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM] : undefined;
|
|
|
-
|
|
|
- if (transform) {
|
|
|
-
|
|
|
- texture = parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM].extendTexture(texture, transform);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- materialParams[mapName] = texture;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Assigns final material to a Mesh, Line, or Points instance. The instance
|
|
|
- * already has a material (generated from the glTF material options alone)
|
|
|
- * but reuse of the same glTF material may require multiple threejs materials
|
|
|
- * to accomodate different primitive types, defines, etc. New materials will
|
|
|
- * be created if necessary, and reused from a cache.
|
|
|
- * @param {THREE.Object3D} mesh Mesh, Line, or Points instance.
|
|
|
- */
|
|
|
- GLTFParser.prototype.assignFinalMaterial = function (mesh) {
|
|
|
-
|
|
|
- var geometry = mesh.geometry;
|
|
|
- var material = mesh.material;
|
|
|
- var extensions = this.extensions;
|
|
|
-
|
|
|
- var useVertexTangents = geometry.attributes.tangent !== undefined;
|
|
|
- var useVertexColors = geometry.attributes.color !== undefined;
|
|
|
- var useFlatShading = geometry.attributes.normal === undefined;
|
|
|
- var useSkinning = mesh.isSkinnedMesh === true;
|
|
|
- var useMorphTargets = Object.keys(geometry.morphAttributes).length > 0;
|
|
|
- var useMorphNormals = useMorphTargets && geometry.morphAttributes.normal !== undefined;
|
|
|
-
|
|
|
- if (mesh.isPoints) {
|
|
|
-
|
|
|
- var cacheKey = 'PointsMaterial:' + material.uuid;
|
|
|
-
|
|
|
- var pointsMaterial = this.cache.get(cacheKey);
|
|
|
-
|
|
|
- if (!pointsMaterial) {
|
|
|
-
|
|
|
- pointsMaterial = new THREE.PointsMaterial();
|
|
|
- THREE.Material.prototype.copy.call(pointsMaterial, material);
|
|
|
- pointsMaterial.color.copy(material.color);
|
|
|
- pointsMaterial.map = material.map;
|
|
|
- pointsMaterial.lights = false;
|
|
|
- pointsMaterial.sizeAttenuation = false;
|
|
|
-
|
|
|
- this.cache.add(cacheKey, pointsMaterial);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- material = pointsMaterial;
|
|
|
-
|
|
|
- } else if (mesh.isLine) {
|
|
|
-
|
|
|
- var cacheKey = 'LineBasicMaterial:' + material.uuid;
|
|
|
-
|
|
|
- var lineMaterial = this.cache.get(cacheKey);
|
|
|
-
|
|
|
- if (!lineMaterial) {
|
|
|
-
|
|
|
- lineMaterial = new THREE.LineBasicMaterial();
|
|
|
- THREE.Material.prototype.copy.call(lineMaterial, material);
|
|
|
- lineMaterial.color.copy(material.color);
|
|
|
- lineMaterial.lights = false;
|
|
|
-
|
|
|
- this.cache.add(cacheKey, lineMaterial);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- material = lineMaterial;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (useVertexTangents || useVertexColors || useFlatShading || useSkinning || useMorphTargets) {
|
|
|
-
|
|
|
- var cacheKey = 'ClonedMaterial:' + material.uuid + ':';
|
|
|
-
|
|
|
- if (material.isGLTFSpecularGlossinessMaterial) cacheKey += 'specular-glossiness:';
|
|
|
- if (useSkinning) cacheKey += 'skinning:';
|
|
|
- if (useVertexTangents) cacheKey += 'vertex-tangents:';
|
|
|
- if (useVertexColors) cacheKey += 'vertex-colors:';
|
|
|
- if (useFlatShading) cacheKey += 'flat-shading:';
|
|
|
- if (useMorphTargets) cacheKey += 'morph-targets:';
|
|
|
- if (useMorphNormals) cacheKey += 'morph-normals:';
|
|
|
-
|
|
|
- var cachedMaterial = this.cache.get(cacheKey);
|
|
|
-
|
|
|
- if (!cachedMaterial) {
|
|
|
-
|
|
|
- cachedMaterial = material.isGLTFSpecularGlossinessMaterial
|
|
|
- ? extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].cloneMaterial(material)
|
|
|
- : material.clone();
|
|
|
-
|
|
|
- if (useSkinning) cachedMaterial.skinning = true;
|
|
|
- if (useVertexTangents) cachedMaterial.vertexTangents = true;
|
|
|
- if (useVertexColors) cachedMaterial.vertexColors = THREE.VertexColors;
|
|
|
- if (useFlatShading) cachedMaterial.flatShading = true;
|
|
|
- if (useMorphTargets) cachedMaterial.morphTargets = true;
|
|
|
- if (useMorphNormals) cachedMaterial.morphNormals = true;
|
|
|
-
|
|
|
- this.cache.add(cacheKey, cachedMaterial);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- material = cachedMaterial;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- if (material.aoMap && geometry.attributes.uv2 === undefined && geometry.attributes.uv !== undefined) {
|
|
|
-
|
|
|
- console.log('THREE.GLTFLoader: Duplicating UVs to support aoMap.');
|
|
|
- geometry.addAttribute('uv2', new THREE.BufferAttribute(geometry.attributes.uv.array, 2));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (material.isGLTFSpecularGlossinessMaterial) {
|
|
|
-
|
|
|
-
|
|
|
- mesh.onBeforeRender = extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].refreshUniforms;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- mesh.material = material;
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} materialIndex
|
|
|
- * @return {Promise<THREE.Material>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadMaterial = function (materialIndex) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var json = this.json;
|
|
|
- var extensions = this.extensions;
|
|
|
- var materialDef = json.materials[materialIndex];
|
|
|
-
|
|
|
- var materialType;
|
|
|
- var materialParams = {};
|
|
|
- var materialExtensions = materialDef.extensions || {};
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- if (materialExtensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]) {
|
|
|
-
|
|
|
- var sgExtension = extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];
|
|
|
- materialType = sgExtension.getMaterialType();
|
|
|
- pending.push(sgExtension.extendParams(materialParams, materialDef, parser));
|
|
|
-
|
|
|
- } else if (materialExtensions[EXTENSIONS.KHR_MATERIALS_UNLIT]) {
|
|
|
-
|
|
|
- var kmuExtension = extensions[EXTENSIONS.KHR_MATERIALS_UNLIT];
|
|
|
- materialType = kmuExtension.getMaterialType();
|
|
|
- pending.push(kmuExtension.extendParams(materialParams, materialDef, parser));
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- materialType = THREE.MeshStandardMaterial;
|
|
|
-
|
|
|
- var metallicRoughness = materialDef.pbrMetallicRoughness || {};
|
|
|
-
|
|
|
- materialParams.color = new THREE.Color(1.0, 1.0, 1.0);
|
|
|
- materialParams.opacity = 1.0;
|
|
|
-
|
|
|
- if (Array.isArray(metallicRoughness.baseColorFactor)) {
|
|
|
-
|
|
|
- var array = metallicRoughness.baseColorFactor;
|
|
|
-
|
|
|
- materialParams.color.fromArray(array);
|
|
|
- materialParams.opacity = array[3];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (metallicRoughness.baseColorTexture !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'map', metallicRoughness.baseColorTexture));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- materialParams.metalness = metallicRoughness.metallicFactor !== undefined ? metallicRoughness.metallicFactor : 1.0;
|
|
|
- materialParams.roughness = metallicRoughness.roughnessFactor !== undefined ? metallicRoughness.roughnessFactor : 1.0;
|
|
|
-
|
|
|
- if (metallicRoughness.metallicRoughnessTexture !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'metalnessMap', metallicRoughness.metallicRoughnessTexture));
|
|
|
- pending.push(parser.assignTexture(materialParams, 'roughnessMap', metallicRoughness.metallicRoughnessTexture));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.doubleSided === true) {
|
|
|
-
|
|
|
- materialParams.side = THREE.DoubleSide;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var alphaMode = materialDef.alphaMode || ALPHA_MODES.OPAQUE;
|
|
|
-
|
|
|
- if (alphaMode === ALPHA_MODES.BLEND) {
|
|
|
-
|
|
|
- materialParams.transparent = true;
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- materialParams.transparent = false;
|
|
|
-
|
|
|
- if (alphaMode === ALPHA_MODES.MASK) {
|
|
|
-
|
|
|
- materialParams.alphaTest = materialDef.alphaCutoff !== undefined ? materialDef.alphaCutoff : 0.5;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.normalTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'normalMap', materialDef.normalTexture));
|
|
|
-
|
|
|
- materialParams.normalScale = new THREE.Vector2(1, 1);
|
|
|
-
|
|
|
- if (materialDef.normalTexture.scale !== undefined) {
|
|
|
-
|
|
|
- materialParams.normalScale.set(materialDef.normalTexture.scale, materialDef.normalTexture.scale);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.occlusionTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'aoMap', materialDef.occlusionTexture));
|
|
|
-
|
|
|
- if (materialDef.occlusionTexture.strength !== undefined) {
|
|
|
-
|
|
|
- materialParams.aoMapIntensity = materialDef.occlusionTexture.strength;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.emissiveFactor !== undefined && materialType !== THREE.MeshBasicMaterial) {
|
|
|
-
|
|
|
- materialParams.emissive = new THREE.Color().fromArray(materialDef.emissiveFactor);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.emissiveTexture !== undefined && materialType !== THREE.MeshBasicMaterial) {
|
|
|
-
|
|
|
- pending.push(parser.assignTexture(materialParams, 'emissiveMap', materialDef.emissiveTexture));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending).then(function () {
|
|
|
-
|
|
|
- var material;
|
|
|
-
|
|
|
- if (materialType === THREE.ShaderMaterial) {
|
|
|
-
|
|
|
- material = extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(materialParams);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- material = new materialType(materialParams);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (materialDef.name !== undefined) material.name = materialDef.name;
|
|
|
-
|
|
|
-
|
|
|
- if (material.map) material.map.encoding = THREE.sRGBEncoding;
|
|
|
- if (material.emissiveMap) material.emissiveMap.encoding = THREE.sRGBEncoding;
|
|
|
- if (material.specularMap) material.specularMap.encoding = THREE.sRGBEncoding;
|
|
|
-
|
|
|
- assignExtrasToUserData(material, materialDef);
|
|
|
-
|
|
|
- if (materialDef.extensions) addUnknownExtensionsToUserData(extensions, material, materialDef);
|
|
|
-
|
|
|
- return material;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * @param {THREE.BufferGeometry} geometry
|
|
|
- * @param {GLTF.Primitive} primitiveDef
|
|
|
- * @param {GLTFParser} parser
|
|
|
- * @return {Promise<THREE.BufferGeometry>}
|
|
|
- */
|
|
|
- function addPrimitiveAttributes(geometry, primitiveDef, parser) {
|
|
|
-
|
|
|
- var attributes = primitiveDef.attributes;
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- function assignAttributeAccessor(accessorIndex, attributeName) {
|
|
|
-
|
|
|
- return parser.getDependency('accessor', accessorIndex)
|
|
|
- .then(function (accessor) {
|
|
|
-
|
|
|
- geometry.addAttribute(attributeName, accessor);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (var gltfAttributeName in attributes) {
|
|
|
-
|
|
|
- var threeAttributeName = ATTRIBUTES[gltfAttributeName] || gltfAttributeName.toLowerCase();
|
|
|
-
|
|
|
-
|
|
|
- if (threeAttributeName in geometry.attributes) continue;
|
|
|
-
|
|
|
- pending.push(assignAttributeAccessor(attributes[gltfAttributeName], threeAttributeName));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (primitiveDef.indices !== undefined && !geometry.index) {
|
|
|
-
|
|
|
- var accessor = parser.getDependency('accessor', primitiveDef.indices).then(function (accessor) {
|
|
|
-
|
|
|
- geometry.setIndex(accessor);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- pending.push(accessor);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- assignExtrasToUserData(geometry, primitiveDef);
|
|
|
-
|
|
|
- return Promise.all(pending).then(function () {
|
|
|
-
|
|
|
- return primitiveDef.targets !== undefined
|
|
|
- ? addMorphTargets(geometry, primitiveDef.targets, parser)
|
|
|
- : geometry;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- *
|
|
|
- * Creates BufferGeometries from primitives.
|
|
|
- *
|
|
|
- * @param {Array<GLTF.Primitive>} primitives
|
|
|
- * @return {Promise<Array<THREE.BufferGeometry>>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadGeometries = function (primitives) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var extensions = this.extensions;
|
|
|
- var cache = this.primitiveCache;
|
|
|
-
|
|
|
- function createDracoPrimitive(primitive) {
|
|
|
-
|
|
|
- return extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION]
|
|
|
- .decodePrimitive(primitive, parser)
|
|
|
- .then(function (geometry) {
|
|
|
-
|
|
|
- return addPrimitiveAttributes(geometry, primitive, parser);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- for (var i = 0, il = primitives.length; i < il; i++) {
|
|
|
-
|
|
|
- var primitive = primitives[i];
|
|
|
- var cacheKey = createPrimitiveKey(primitive);
|
|
|
-
|
|
|
-
|
|
|
- var cached = cache[cacheKey];
|
|
|
-
|
|
|
- if (cached) {
|
|
|
-
|
|
|
-
|
|
|
- pending.push(cached.promise);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- var geometryPromise;
|
|
|
-
|
|
|
- if (primitive.extensions && primitive.extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION]) {
|
|
|
-
|
|
|
-
|
|
|
- geometryPromise = createDracoPrimitive(primitive);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
-
|
|
|
- geometryPromise = addPrimitiveAttributes(new THREE.BufferGeometry(), primitive, parser);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- cache[cacheKey] = { primitive: primitive, promise: geometryPromise };
|
|
|
-
|
|
|
- pending.push(geometryPromise);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending);
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} meshIndex
|
|
|
- * @return {Promise<THREE.Group|THREE.Mesh|THREE.SkinnedMesh>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadMesh = function (meshIndex) {
|
|
|
-
|
|
|
- var parser = this;
|
|
|
- var json = this.json;
|
|
|
-
|
|
|
- var meshDef = json.meshes[meshIndex];
|
|
|
- var primitives = meshDef.primitives;
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- for (var i = 0, il = primitives.length; i < il; i++) {
|
|
|
-
|
|
|
- var material = primitives[i].material === undefined
|
|
|
- ? createDefaultMaterial()
|
|
|
- : this.getDependency('material', primitives[i].material);
|
|
|
-
|
|
|
- pending.push(material);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending).then(function (originalMaterials) {
|
|
|
-
|
|
|
- return parser.loadGeometries(primitives).then(function (geometries) {
|
|
|
-
|
|
|
- var meshes = [];
|
|
|
-
|
|
|
- for (var i = 0, il = geometries.length; i < il; i++) {
|
|
|
-
|
|
|
- var geometry = geometries[i];
|
|
|
- var primitive = primitives[i];
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var mesh;
|
|
|
-
|
|
|
- var material = originalMaterials[i];
|
|
|
-
|
|
|
- if (primitive.mode === WEBGL_CONSTANTS.TRIANGLES ||
|
|
|
- primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP ||
|
|
|
- primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN ||
|
|
|
- primitive.mode === undefined) {
|
|
|
-
|
|
|
-
|
|
|
- mesh = meshDef.isSkinnedMesh === true
|
|
|
- ? new THREE.SkinnedMesh(geometry, material)
|
|
|
- : new THREE.Mesh(geometry, material);
|
|
|
-
|
|
|
- if (mesh.isSkinnedMesh === true && !mesh.geometry.attributes.skinWeight.normalized) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- mesh.normalizeSkinWeights();
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP) {
|
|
|
-
|
|
|
- mesh.drawMode = THREE.TriangleStripDrawMode;
|
|
|
-
|
|
|
- } else if (primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN) {
|
|
|
-
|
|
|
- mesh.drawMode = THREE.TriangleFanDrawMode;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- } else if (primitive.mode === WEBGL_CONSTANTS.LINES) {
|
|
|
-
|
|
|
- mesh = new THREE.LineSegments(geometry, material);
|
|
|
-
|
|
|
- } else if (primitive.mode === WEBGL_CONSTANTS.LINE_STRIP) {
|
|
|
-
|
|
|
- mesh = new THREE.Line(geometry, material);
|
|
|
-
|
|
|
- } else if (primitive.mode === WEBGL_CONSTANTS.LINE_LOOP) {
|
|
|
-
|
|
|
- mesh = new THREE.LineLoop(geometry, material);
|
|
|
-
|
|
|
- } else if (primitive.mode === WEBGL_CONSTANTS.POINTS) {
|
|
|
-
|
|
|
- mesh = new THREE.Points(geometry, material);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- throw new Error('THREE.GLTFLoader: Primitive mode unsupported: ' + primitive.mode);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (Object.keys(mesh.geometry.morphAttributes).length > 0) {
|
|
|
-
|
|
|
- updateMorphTargets(mesh, meshDef);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- mesh.name = meshDef.name || ('mesh_' + meshIndex);
|
|
|
-
|
|
|
- if (geometries.length > 1) mesh.name += '_' + i;
|
|
|
-
|
|
|
- assignExtrasToUserData(mesh, meshDef);
|
|
|
-
|
|
|
- parser.assignFinalMaterial(mesh);
|
|
|
-
|
|
|
- meshes.push(mesh);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (meshes.length === 1) {
|
|
|
-
|
|
|
- return meshes[0];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var group = new THREE.Group();
|
|
|
-
|
|
|
- for (var i = 0, il = meshes.length; i < il; i++) {
|
|
|
-
|
|
|
- group.add(meshes[i]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return group;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} cameraIndex
|
|
|
- * @return {Promise<THREE.Camera>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadCamera = function (cameraIndex) {
|
|
|
-
|
|
|
- var camera;
|
|
|
- var cameraDef = this.json.cameras[cameraIndex];
|
|
|
- var params = cameraDef[cameraDef.type];
|
|
|
-
|
|
|
- if (!params) {
|
|
|
-
|
|
|
- console.warn('THREE.GLTFLoader: Missing camera parameters.');
|
|
|
- return;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (cameraDef.type === 'perspective') {
|
|
|
-
|
|
|
- camera = new THREE.PerspectiveCamera(THREE.Math.radToDeg(params.yfov), params.aspectRatio || 1, params.znear || 1, params.zfar || 2e6);
|
|
|
-
|
|
|
- } else if (cameraDef.type === 'orthographic') {
|
|
|
-
|
|
|
- camera = new THREE.OrthographicCamera(params.xmag / - 2, params.xmag / 2, params.ymag / 2, params.ymag / - 2, params.znear, params.zfar);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (cameraDef.name !== undefined) camera.name = cameraDef.name;
|
|
|
-
|
|
|
- assignExtrasToUserData(camera, cameraDef);
|
|
|
-
|
|
|
- return Promise.resolve(camera);
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} skinIndex
|
|
|
- * @return {Promise<Object>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadSkin = function (skinIndex) {
|
|
|
-
|
|
|
- var skinDef = this.json.skins[skinIndex];
|
|
|
-
|
|
|
- var skinEntry = { joints: skinDef.joints };
|
|
|
-
|
|
|
- if (skinDef.inverseBindMatrices === undefined) {
|
|
|
-
|
|
|
- return Promise.resolve(skinEntry);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return this.getDependency('accessor', skinDef.inverseBindMatrices).then(function (accessor) {
|
|
|
-
|
|
|
- skinEntry.inverseBindMatrices = accessor;
|
|
|
-
|
|
|
- return skinEntry;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} animationIndex
|
|
|
- * @return {Promise<THREE.AnimationClip>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadAnimation = function (animationIndex) {
|
|
|
-
|
|
|
- var json = this.json;
|
|
|
-
|
|
|
- var animationDef = json.animations[animationIndex];
|
|
|
-
|
|
|
- var pendingNodes = [];
|
|
|
- var pendingInputAccessors = [];
|
|
|
- var pendingOutputAccessors = [];
|
|
|
- var pendingSamplers = [];
|
|
|
- var pendingTargets = [];
|
|
|
-
|
|
|
- for (var i = 0, il = animationDef.channels.length; i < il; i++) {
|
|
|
-
|
|
|
- var channel = animationDef.channels[i];
|
|
|
- var sampler = animationDef.samplers[channel.sampler];
|
|
|
- var target = channel.target;
|
|
|
- var name = target.node !== undefined ? target.node : target.id;
|
|
|
- var input = animationDef.parameters !== undefined ? animationDef.parameters[sampler.input] : sampler.input;
|
|
|
- var output = animationDef.parameters !== undefined ? animationDef.parameters[sampler.output] : sampler.output;
|
|
|
-
|
|
|
- pendingNodes.push(this.getDependency('node', name));
|
|
|
- pendingInputAccessors.push(this.getDependency('accessor', input));
|
|
|
- pendingOutputAccessors.push(this.getDependency('accessor', output));
|
|
|
- pendingSamplers.push(sampler);
|
|
|
- pendingTargets.push(target);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all([
|
|
|
-
|
|
|
- Promise.all(pendingNodes),
|
|
|
- Promise.all(pendingInputAccessors),
|
|
|
- Promise.all(pendingOutputAccessors),
|
|
|
- Promise.all(pendingSamplers),
|
|
|
- Promise.all(pendingTargets)
|
|
|
-
|
|
|
- ]).then(function (dependencies) {
|
|
|
-
|
|
|
- var nodes = dependencies[0];
|
|
|
- var inputAccessors = dependencies[1];
|
|
|
- var outputAccessors = dependencies[2];
|
|
|
- var samplers = dependencies[3];
|
|
|
- var targets = dependencies[4];
|
|
|
-
|
|
|
- var tracks = [];
|
|
|
-
|
|
|
- for (var i = 0, il = nodes.length; i < il; i++) {
|
|
|
-
|
|
|
- var node = nodes[i];
|
|
|
- var inputAccessor = inputAccessors[i];
|
|
|
- var outputAccessor = outputAccessors[i];
|
|
|
- var sampler = samplers[i];
|
|
|
- var target = targets[i];
|
|
|
-
|
|
|
- if (node === undefined) continue;
|
|
|
-
|
|
|
- node.updateMatrix();
|
|
|
- node.matrixAutoUpdate = true;
|
|
|
-
|
|
|
- var TypedKeyframeTrack;
|
|
|
-
|
|
|
- switch (PATH_PROPERTIES[target.path]) {
|
|
|
-
|
|
|
- case PATH_PROPERTIES.weights:
|
|
|
-
|
|
|
- TypedKeyframeTrack = THREE.NumberKeyframeTrack;
|
|
|
- break;
|
|
|
-
|
|
|
- case PATH_PROPERTIES.rotation:
|
|
|
-
|
|
|
- TypedKeyframeTrack = THREE.QuaternionKeyframeTrack;
|
|
|
- break;
|
|
|
-
|
|
|
- case PATH_PROPERTIES.position:
|
|
|
- case PATH_PROPERTIES.scale:
|
|
|
- default:
|
|
|
-
|
|
|
- TypedKeyframeTrack = THREE.VectorKeyframeTrack;
|
|
|
- break;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var targetName = node.name ? node.name : node.uuid;
|
|
|
-
|
|
|
- var interpolation = sampler.interpolation !== undefined ? INTERPOLATION[sampler.interpolation] : THREE.InterpolateLinear;
|
|
|
-
|
|
|
- var targetNames = [];
|
|
|
-
|
|
|
- if (PATH_PROPERTIES[target.path] === PATH_PROPERTIES.weights) {
|
|
|
-
|
|
|
-
|
|
|
- node.traverse(function (object) {
|
|
|
-
|
|
|
- if (object.isMesh === true && object.morphTargetInfluences) {
|
|
|
-
|
|
|
- targetNames.push(object.name ? object.name : object.uuid);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- targetNames.push(targetName);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var outputArray = outputAccessor.array;
|
|
|
-
|
|
|
- if (outputAccessor.normalized) {
|
|
|
-
|
|
|
- var scale;
|
|
|
-
|
|
|
- if (outputArray.constructor === Int8Array) {
|
|
|
-
|
|
|
- scale = 1 / 127;
|
|
|
-
|
|
|
- } else if (outputArray.constructor === Uint8Array) {
|
|
|
-
|
|
|
- scale = 1 / 255;
|
|
|
-
|
|
|
- } else if (outputArray.constructor == Int16Array) {
|
|
|
-
|
|
|
- scale = 1 / 32767;
|
|
|
-
|
|
|
- } else if (outputArray.constructor === Uint16Array) {
|
|
|
-
|
|
|
- scale = 1 / 65535;
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- throw new Error('THREE.GLTFLoader: Unsupported output accessor component type.');
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var scaled = new Float32Array(outputArray.length);
|
|
|
-
|
|
|
- for (var j = 0, jl = outputArray.length; j < jl; j++) {
|
|
|
-
|
|
|
- scaled[j] = outputArray[j] * scale;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- outputArray = scaled;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- for (var j = 0, jl = targetNames.length; j < jl; j++) {
|
|
|
-
|
|
|
- var track = new TypedKeyframeTrack(
|
|
|
- targetNames[j] + '.' + PATH_PROPERTIES[target.path],
|
|
|
- inputAccessor.array,
|
|
|
- outputArray,
|
|
|
- interpolation
|
|
|
- );
|
|
|
-
|
|
|
-
|
|
|
- if (sampler.interpolation === 'CUBICSPLINE') {
|
|
|
-
|
|
|
- track.createInterpolant = function InterpolantFactoryMethodGLTFCubicSpline(result) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- return new GLTFCubicSplineInterpolant(this.times, this.values, this.getValueSize() / 3, result);
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- track.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline = true;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- tracks.push(track);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- var name = animationDef.name !== undefined ? animationDef.name : 'animation_' + animationIndex;
|
|
|
-
|
|
|
- return new THREE.AnimationClip(name, undefined, tracks);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} nodeIndex
|
|
|
- * @return {Promise<THREE.Object3D>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadNode = function (nodeIndex) {
|
|
|
-
|
|
|
- var json = this.json;
|
|
|
- var extensions = this.extensions;
|
|
|
- var parser = this;
|
|
|
-
|
|
|
- var meshReferences = json.meshReferences;
|
|
|
- var meshUses = json.meshUses;
|
|
|
-
|
|
|
- var nodeDef = json.nodes[nodeIndex];
|
|
|
-
|
|
|
- return (function () {
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- if (nodeDef.mesh !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.getDependency('mesh', nodeDef.mesh).then(function (mesh) {
|
|
|
-
|
|
|
- var node;
|
|
|
-
|
|
|
- if (meshReferences[nodeDef.mesh] > 1) {
|
|
|
-
|
|
|
- var instanceNum = meshUses[nodeDef.mesh]++;
|
|
|
-
|
|
|
- node = mesh.clone();
|
|
|
- node.name += '_instance_' + instanceNum;
|
|
|
-
|
|
|
-
|
|
|
- node.onBeforeRender = mesh.onBeforeRender;
|
|
|
-
|
|
|
- for (var i = 0, il = node.children.length; i < il; i++) {
|
|
|
-
|
|
|
- node.children[i].name += '_instance_' + instanceNum;
|
|
|
- node.children[i].onBeforeRender = mesh.children[i].onBeforeRender;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- node = mesh;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (nodeDef.weights !== undefined) {
|
|
|
-
|
|
|
- node.traverse(function (o) {
|
|
|
-
|
|
|
- if (!o.isMesh) return;
|
|
|
-
|
|
|
- for (var i = 0, il = nodeDef.weights.length; i < il; i++) {
|
|
|
-
|
|
|
- o.morphTargetInfluences[i] = nodeDef.weights[i];
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return node;
|
|
|
-
|
|
|
- }));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (nodeDef.camera !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.getDependency('camera', nodeDef.camera));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (nodeDef.extensions
|
|
|
- && nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL]
|
|
|
- && nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].light !== undefined) {
|
|
|
-
|
|
|
- pending.push(parser.getDependency('light', nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].light));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending);
|
|
|
-
|
|
|
- }()).then(function (objects) {
|
|
|
-
|
|
|
- var node;
|
|
|
-
|
|
|
-
|
|
|
- if (nodeDef.isBone === true) {
|
|
|
-
|
|
|
- node = new THREE.Bone();
|
|
|
-
|
|
|
- } else if (objects.length > 1) {
|
|
|
-
|
|
|
- node = new THREE.Group();
|
|
|
-
|
|
|
- } else if (objects.length === 1) {
|
|
|
-
|
|
|
- node = objects[0];
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- node = new THREE.Object3D();
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (node !== objects[0]) {
|
|
|
-
|
|
|
- for (var i = 0, il = objects.length; i < il; i++) {
|
|
|
-
|
|
|
- node.add(objects[i]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (nodeDef.name !== undefined) {
|
|
|
-
|
|
|
- node.userData.name = nodeDef.name;
|
|
|
- node.name = THREE.PropertyBinding.sanitizeNodeName(nodeDef.name);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- assignExtrasToUserData(node, nodeDef);
|
|
|
-
|
|
|
- if (nodeDef.extensions) addUnknownExtensionsToUserData(extensions, node, nodeDef);
|
|
|
-
|
|
|
- if (nodeDef.matrix !== undefined) {
|
|
|
-
|
|
|
- var matrix = new THREE.Matrix4();
|
|
|
- matrix.fromArray(nodeDef.matrix);
|
|
|
- node.applyMatrix(matrix);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- if (nodeDef.translation !== undefined) {
|
|
|
-
|
|
|
- node.position.fromArray(nodeDef.translation);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (nodeDef.rotation !== undefined) {
|
|
|
-
|
|
|
- node.quaternion.fromArray(nodeDef.rotation);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- if (nodeDef.scale !== undefined) {
|
|
|
-
|
|
|
- node.scale.fromArray(nodeDef.scale);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return node;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
-
|
|
|
- * Specification: https:
|
|
|
- * @param {number} sceneIndex
|
|
|
- * @return {Promise<THREE.Scene>}
|
|
|
- */
|
|
|
- GLTFParser.prototype.loadScene = function () {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- function buildNodeHierachy(nodeId, parentObject, json, parser) {
|
|
|
-
|
|
|
- var nodeDef = json.nodes[nodeId];
|
|
|
-
|
|
|
- return parser.getDependency('node', nodeId).then(function (node) {
|
|
|
-
|
|
|
- if (nodeDef.skin === undefined) return node;
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- var skinEntry;
|
|
|
-
|
|
|
- return parser.getDependency('skin', nodeDef.skin).then(function (skin) {
|
|
|
-
|
|
|
- skinEntry = skin;
|
|
|
-
|
|
|
- var pendingJoints = [];
|
|
|
-
|
|
|
- for (var i = 0, il = skinEntry.joints.length; i < il; i++) {
|
|
|
-
|
|
|
- pendingJoints.push(parser.getDependency('node', skinEntry.joints[i]));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pendingJoints);
|
|
|
-
|
|
|
- }).then(function (jointNodes) {
|
|
|
-
|
|
|
- node.traverse(function (mesh) {
|
|
|
-
|
|
|
- if (!mesh.isMesh) return;
|
|
|
-
|
|
|
- var bones = [];
|
|
|
- var boneInverses = [];
|
|
|
-
|
|
|
- for (var j = 0, jl = jointNodes.length; j < jl; j++) {
|
|
|
-
|
|
|
- var jointNode = jointNodes[j];
|
|
|
-
|
|
|
- if (jointNode) {
|
|
|
-
|
|
|
- bones.push(jointNode);
|
|
|
-
|
|
|
- var mat = new THREE.Matrix4();
|
|
|
-
|
|
|
- if (skinEntry.inverseBindMatrices !== undefined) {
|
|
|
-
|
|
|
- mat.fromArray(skinEntry.inverseBindMatrices.array, j * 16);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- boneInverses.push(mat);
|
|
|
-
|
|
|
- } else {
|
|
|
-
|
|
|
- console.warn('THREE.GLTFLoader: Joint "%s" could not be found.', skinEntry.joints[j]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- mesh.bind(new THREE.Skeleton(bones, boneInverses), mesh.matrixWorld);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- return node;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }).then(function (node) {
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- parentObject.add(node);
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- if (nodeDef.children) {
|
|
|
-
|
|
|
- var children = nodeDef.children;
|
|
|
-
|
|
|
- for (var i = 0, il = children.length; i < il; i++) {
|
|
|
-
|
|
|
- var child = children[i];
|
|
|
- pending.push(buildNodeHierachy(child, node, json, parser));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending);
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return function loadScene(sceneIndex) {
|
|
|
-
|
|
|
- var json = this.json;
|
|
|
- var extensions = this.extensions;
|
|
|
- var sceneDef = this.json.scenes[sceneIndex];
|
|
|
- var parser = this;
|
|
|
-
|
|
|
- var scene = new THREE.Scene();
|
|
|
- if (sceneDef.name !== undefined) scene.name = sceneDef.name;
|
|
|
-
|
|
|
- assignExtrasToUserData(scene, sceneDef);
|
|
|
-
|
|
|
- if (sceneDef.extensions) addUnknownExtensionsToUserData(extensions, scene, sceneDef);
|
|
|
-
|
|
|
- var nodeIds = sceneDef.nodes || [];
|
|
|
-
|
|
|
- var pending = [];
|
|
|
-
|
|
|
- for (var i = 0, il = nodeIds.length; i < il; i++) {
|
|
|
-
|
|
|
- pending.push(buildNodeHierachy(nodeIds[i], scene, json, parser));
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return Promise.all(pending).then(function () {
|
|
|
-
|
|
|
- return scene;
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- }();
|
|
|
-
|
|
|
- return GLTFLoader;
|
|
|
-
|
|
|
- })();
|
|
|
-}
|
胡佳骏
