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gltf-loader.js
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export function registerGLTFLoader(THREE) {
/**
* @author Rich Tibbett / https://github.com/richtr
* @author mrdoob / http://mrdoob.com/
* @author Tony Parisi / http://www.tonyparisi.com/
* @author Takahiro / https://github.com/takahirox
* @author Don McCurdy / https://www.donmccurdy.com
*/
THREE.GLTFLoader = (function () {
function GLTFLoader(manager) {
this.manager = (manager !== undefined) ? manager : THREE.DefaultLoadingManager;
this.dracoLoader = null;
this.ddsLoader = null;
}
GLTFLoader.prototype = {
constructor: GLTFLoader,
crossOrigin: 'anonymous',
load: function (url, onLoad, onProgress, onError) {
var scope = this;
var resourcePath;
if (this.resourcePath !== undefined) {
resourcePath = this.resourcePath;
} else if (this.path !== undefined) {
resourcePath = this.path;
} else {
resourcePath = THREE.LoaderUtils.extractUrlBase(url);
}
// Tells the LoadingManager to track an extra item, which resolves after
// the model is fully loaded. This means the count of items loaded will
// be incorrect, but ensures manager.onLoad() does not fire early.
scope.manager.itemStart(url);
var _onError = function (e) {
if (onError) {
onError(e);
} else {
console.error(e);
}
scope.manager.itemError(url);
scope.manager.itemEnd(url);
};
var loader = new THREE.FileLoader(scope.manager);
loader.setPath(this.path);
loader.setResponseType('arraybuffer');
if (scope.crossOrigin === 'use-credentials') {
loader.setWithCredentials(true);
}
loader.load(url, function (data) {
try {
scope.parse(data, resourcePath, function (gltf) {
onLoad(gltf);
scope.manager.itemEnd(url);
}, _onError);
} catch (e) {
_onError(e);
}
}, onProgress, _onError);
},
setCrossOrigin: function (value) {
this.crossOrigin = value;
return this;
},
setPath: function (value) {
this.path = value;
return this;
},
setResourcePath: function (value) {
this.resourcePath = value;
return this;
},
setDRACOLoader: function (dracoLoader) {
this.dracoLoader = dracoLoader;
return this;
},
setDDSLoader: function (ddsLoader) {
this.ddsLoader = ddsLoader;
return this;
},
parse: function (data, path, onLoad, onError) {
var content;
var extensions = {};
if (typeof data === 'string') {
content = data;
} else {
var magic = THREE.LoaderUtils.decodeText(new Uint8Array(data, 0, 4));
if (magic === BINARY_EXTENSION_HEADER_MAGIC) {
try {
extensions[EXTENSIONS.KHR_BINARY_GLTF] = new GLTFBinaryExtension(data);
} catch (error) {
if (onError) onError(error);
return;
}
content = extensions[EXTENSIONS.KHR_BINARY_GLTF].content;
} else {
content = THREE.LoaderUtils.decodeText(new Uint8Array(data));
}
}
var json = JSON.parse(content);
if (json.asset === undefined || json.asset.version[0] < 2) {
if (onError) onError(new Error('THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported. Use LegacyGLTFLoader instead.'));
return;
}
if (json.extensionsUsed) {
for (var i = 0; i < json.extensionsUsed.length; ++i) {
var extensionName = json.extensionsUsed[i];
var extensionsRequired = json.extensionsRequired || [];
switch (extensionName) {
case EXTENSIONS.KHR_LIGHTS_PUNCTUAL:
extensions[extensionName] = new GLTFLightsExtension(json);
break;
case EXTENSIONS.KHR_MATERIALS_UNLIT:
extensions[extensionName] = new GLTFMaterialsUnlitExtension();
break;
case EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:
extensions[extensionName] = new GLTFMaterialsPbrSpecularGlossinessExtension();
break;
case EXTENSIONS.KHR_DRACO_MESH_COMPRESSION:
extensions[extensionName] = new GLTFDracoMeshCompressionExtension(json, this.dracoLoader);
break;
case EXTENSIONS.MSFT_TEXTURE_DDS:
extensions[EXTENSIONS.MSFT_TEXTURE_DDS] = new GLTFTextureDDSExtension(this.ddsLoader);
break;
case EXTENSIONS.KHR_TEXTURE_TRANSFORM:
extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM] = new GLTFTextureTransformExtension();
break;
default:
if (extensionsRequired.indexOf(extensionName) >= 0) {
console.warn('THREE.GLTFLoader: Unknown extension "' + extensionName + '".');
}
}
}
}
var parser = new GLTFParser(json, extensions, {
path: path || this.resourcePath || '',
crossOrigin: this.crossOrigin,
manager: this.manager
});
parser.parse(onLoad, onError);
}
};
/* GLTFREGISTRY */
function GLTFRegistry() {
var objects = {};
return {
get: function (key) {
return objects[key];
},
add: function (key, object) {
objects[key] = object;
},
remove: function (key) {
delete objects[key];
},
removeAll: function () {
objects = {};
}
};
}
/*********************************/
/********** EXTENSIONS ***********/
/*********************************/
var EXTENSIONS = {
KHR_BINARY_GLTF: 'KHR_binary_glTF',
KHR_DRACO_MESH_COMPRESSION: 'KHR_draco_mesh_compression',
KHR_LIGHTS_PUNCTUAL: 'KHR_lights_punctual',
KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: 'KHR_materials_pbrSpecularGlossiness',
KHR_MATERIALS_UNLIT: 'KHR_materials_unlit',
KHR_TEXTURE_TRANSFORM: 'KHR_texture_transform',
MSFT_TEXTURE_DDS: 'MSFT_texture_dds'
};
/**
* DDS Texture Extension
*
* Specification:
* https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/MSFT_texture_dds
*
*/
function GLTFTextureDDSExtension(ddsLoader) {
if (!ddsLoader) {
throw new Error('THREE.GLTFLoader: Attempting to load .dds texture without importing THREE.DDSLoader');
}
this.name = EXTENSIONS.MSFT_TEXTURE_DDS;
this.ddsLoader = ddsLoader;
}
/**
* Lights Extension
*
* Specification: PENDING
*/
function GLTFLightsExtension(json) {
this.name = EXTENSIONS.KHR_LIGHTS_PUNCTUAL;
var extension = (json.extensions && json.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL]) || {};
this.lightDefs = extension.lights || [];
}
GLTFLightsExtension.prototype.loadLight = function (lightIndex) {
var lightDef = this.lightDefs[lightIndex];
var lightNode;
var color = new THREE.Color(0xffffff);
if (lightDef.color !== undefined) color.fromArray(lightDef.color);
var range = lightDef.range !== undefined ? lightDef.range : 0;
switch (lightDef.type) {
case 'directional':
lightNode = new THREE.DirectionalLight(color);
lightNode.target.position.set(0, 0, - 1);
lightNode.add(lightNode.target);
break;
case 'point':
lightNode = new THREE.PointLight(color);
lightNode.distance = range;
break;
case 'spot':
lightNode = new THREE.SpotLight(color);
lightNode.distance = range;
// Handle spotlight properties.
lightDef.spot = lightDef.spot || {};
lightDef.spot.innerConeAngle = lightDef.spot.innerConeAngle !== undefined ? lightDef.spot.innerConeAngle : 0;
lightDef.spot.outerConeAngle = lightDef.spot.outerConeAngle !== undefined ? lightDef.spot.outerConeAngle : Math.PI / 4.0;
lightNode.angle = lightDef.spot.outerConeAngle;
lightNode.penumbra = 1.0 - lightDef.spot.innerConeAngle / lightDef.spot.outerConeAngle;
lightNode.target.position.set(0, 0, - 1);
lightNode.add(lightNode.target);
break;
default:
throw new Error('THREE.GLTFLoader: Unexpected light type, "' + lightDef.type + '".');
}
// Some lights (e.g. spot) default to a position other than the origin. Reset the position
// here, because node-level parsing will only override position if explicitly specified.
lightNode.position.set(0, 0, 0);
lightNode.decay = 2;
if (lightDef.intensity !== undefined) lightNode.intensity = lightDef.intensity;
lightNode.name = lightDef.name || ('light_' + lightIndex);
return Promise.resolve(lightNode);
};
/**
* Unlit Materials Extension (pending)
*
* PR: https://github.com/KhronosGroup/glTF/pull/1163
*/
function GLTFMaterialsUnlitExtension() {
this.name = EXTENSIONS.KHR_MATERIALS_UNLIT;
}
GLTFMaterialsUnlitExtension.prototype.getMaterialType = function () {
return THREE.MeshBasicMaterial;
};
GLTFMaterialsUnlitExtension.prototype.extendParams = function (materialParams, materialDef, parser) {
var pending = [];
materialParams.color = new THREE.Color(1.0, 1.0, 1.0);
materialParams.opacity = 1.0;
var metallicRoughness = materialDef.pbrMetallicRoughness;
if (metallicRoughness) {
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));
}
}
return Promise.all(pending);
};
/* BINARY EXTENSION */
var BINARY_EXTENSION_HEADER_MAGIC = 'glTF';
var BINARY_EXTENSION_HEADER_LENGTH = 12;
var BINARY_EXTENSION_CHUNK_TYPES = { JSON: 0x4E4F534A, BIN: 0x004E4942 };
function GLTFBinaryExtension(data) {
this.name = EXTENSIONS.KHR_BINARY_GLTF;
this.content = null;
this.body = null;
var headerView = new DataView(data, 0, BINARY_EXTENSION_HEADER_LENGTH);
this.header = {
magic: THREE.LoaderUtils.decodeText(new Uint8Array(data.slice(0, 4))),
version: headerView.getUint32(4, true),
length: headerView.getUint32(8, true)
};
if (this.header.magic !== BINARY_EXTENSION_HEADER_MAGIC) {
throw new Error('THREE.GLTFLoader: Unsupported glTF-Binary header.');
} else if (this.header.version < 2.0) {
throw new Error('THREE.GLTFLoader: Legacy binary file detected. Use LegacyGLTFLoader instead.');
}
var chunkView = new DataView(data, BINARY_EXTENSION_HEADER_LENGTH);
var chunkIndex = 0;
while (chunkIndex < chunkView.byteLength) {
var chunkLength = chunkView.getUint32(chunkIndex, true);
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);
}
// Clients must ignore chunks with unknown types.
chunkIndex += chunkLength;
}
if (this.content === null) {
throw new Error('THREE.GLTFLoader: JSON content not found.');
}
}
/**
* DRACO Mesh Compression Extension
*
* Specification: https://github.com/KhronosGroup/glTF/pull/874
*/
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://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_pbrSpecularGlossiness
*/
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) {
// setup material properties based on MeshStandardMaterial for Specular-Glossiness
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;
},
// Here's based on refreshUniformsCommon() and refreshUniformsStandard() in WebGLRenderer.
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;
// uv repeat and offset setting priorities
// 1. color map
// 2. specular map
// 3. normal map
// 4. bump map
// 5. alpha map
// 6. emissive map
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) {
// backwards compatibility
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;
// don't flip CubeTexture envMaps, flip everything else:
// WebGLRenderTargetCube will be flipped for backwards compatibility
// WebGLRenderTargetCube.texture will be flipped because it's a Texture and NOT a CubeTexture
// this check must be handled differently, or removed entirely, if WebGLRenderTargetCube uses a CubeTexture in the future
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 = '';
// set USE_ROUGHNESSMAP to enable vUv
defines.USE_ROUGHNESSMAP = '';
}
if (uniforms.glossinessMap.value === null && defines.USE_GLOSSINESSMAP !== undefined) {
delete defines.USE_GLOSSINESSMAP;
delete defines.USE_ROUGHNESSMAP;