@allincart-ag/dive
Version:
Allincart Spatial Framework
2 lines • 66.5 kB
JavaScript
"use strict";var ce=Object.defineProperty;var le=(h,e,t)=>e in h?ce(h,e,{enumerable:!0,configurable:!0,writable:!0,value:t}):h[e]=t;var k=(h,e,t)=>le(h,typeof e!="symbol"?e+"":e,t);const f=require("three"),v=require("./fflate.module-DHdJvhNh.cjs"),ue=require("./FileTypes-B2JRjVgw.cjs"),U=require("./network-error-D_pq8VU6.cjs"),B=require("./parse-error-Bd09D_1L.cjs");function Q(h,e){if(e===f.TrianglesDrawMode)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),h;if(e===f.TriangleFanDrawMode||e===f.TriangleStripDrawMode){let t=h.getIndex();if(t===null){const s=[],a=h.getAttribute("position");if(a!==void 0){for(let i=0;i<a.count;i++)s.push(i);h.setIndex(s),t=h.getIndex()}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),h}const o=t.count-2,n=[];if(e===f.TriangleFanDrawMode)for(let s=1;s<=o;s++)n.push(t.getX(0)),n.push(t.getX(s)),n.push(t.getX(s+1));else for(let s=0;s<o;s++)s%2===0?(n.push(t.getX(s)),n.push(t.getX(s+1)),n.push(t.getX(s+2))):(n.push(t.getX(s+2)),n.push(t.getX(s+1)),n.push(t.getX(s)));n.length/3!==o&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const r=h.clone();return r.setIndex(n),r.clearGroups(),r}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),h}class fe extends f.Loader{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(t){return new ge(t)}),this.register(function(t){return new Le(t)}),this.register(function(t){return new Ee(t)}),this.register(function(t){return new be(t)}),this.register(function(t){return new Te(t)}),this.register(function(t){return new ye(t)}),this.register(function(t){return new Re(t)}),this.register(function(t){return new xe(t)}),this.register(function(t){return new me(t)}),this.register(function(t){return new Se(t)}),this.register(function(t){return new Ae(t)}),this.register(function(t){return new we(t)}),this.register(function(t){return new _e(t)}),this.register(function(t){return new he(t)}),this.register(function(t){return new Me(t)}),this.register(function(t){return new Ce(t)})}load(e,t,o,n){const r=this;let s;if(this.resourcePath!=="")s=this.resourcePath;else if(this.path!==""){const c=f.LoaderUtils.extractUrlBase(e);s=f.LoaderUtils.resolveURL(c,this.path)}else s=f.LoaderUtils.extractUrlBase(e);this.manager.itemStart(e);const a=function(c){n?n(c):console.error(c),r.manager.itemError(e),r.manager.itemEnd(e)},i=new f.FileLoader(this.manager);i.setPath(this.path),i.setResponseType("arraybuffer"),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,function(c){try{r.parse(c,s,function(l){t(l),r.manager.itemEnd(e)},a)}catch(l){a(l)}},o,a)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,o,n){let r;const s={},a={},i=new TextDecoder;if(typeof e=="string")r=JSON.parse(e);else if(e instanceof ArrayBuffer)if(i.decode(new Uint8Array(e,0,4))===ne){try{s[b.KHR_BINARY_GLTF]=new Ie(e)}catch(u){n&&n(u);return}r=JSON.parse(s[b.KHR_BINARY_GLTF].content)}else r=JSON.parse(i.decode(e));else r=e;if(r.asset===void 0||r.asset.version[0]<2){n&&n(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}const c=new Ke(r,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});c.fileLoader.setRequestHeader(this.requestHeader);for(let l=0;l<this.pluginCallbacks.length;l++){const u=this.pluginCallbacks[l](c);u.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),a[u.name]=u,s[u.name]=!0}if(r.extensionsUsed)for(let l=0;l<r.extensionsUsed.length;++l){const u=r.extensionsUsed[l],d=r.extensionsRequired||[];switch(u){case b.KHR_MATERIALS_UNLIT:s[u]=new pe;break;case b.KHR_DRACO_MESH_COMPRESSION:s[u]=new Ne(r,this.dracoLoader);break;case b.KHR_TEXTURE_TRANSFORM:s[u]=new De;break;case b.KHR_MESH_QUANTIZATION:s[u]=new Oe;break;default:d.indexOf(u)>=0&&a[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}c.setExtensions(s),c.setPlugins(a),c.parse(o,n)}parseAsync(e,t){const o=this;return new Promise(function(n,r){o.parse(e,t,n,r)})}}function de(){let h={};return{get:function(e){return h[e]},add:function(e,t){h[e]=t},remove:function(e){delete h[e]},removeAll:function(){h={}}}}const b={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class he{constructor(e){this.parser=e,this.name=b.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let o=0,n=t.length;o<n;o++){const r=t[o];r.extensions&&r.extensions[this.name]&&r.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,r.extensions[this.name].light)}}_loadLight(e){const t=this.parser,o="light:"+e;let n=t.cache.get(o);if(n)return n;const r=t.json,i=((r.extensions&&r.extensions[this.name]||{}).lights||[])[e];let c;const l=new f.Color(16777215);i.color!==void 0&&l.setRGB(i.color[0],i.color[1],i.color[2],f.LinearSRGBColorSpace);const u=i.range!==void 0?i.range:0;switch(i.type){case"directional":c=new f.DirectionalLight(l),c.target.position.set(0,0,-1),c.add(c.target);break;case"point":c=new f.PointLight(l),c.distance=u;break;case"spot":c=new f.SpotLight(l),c.distance=u,i.spot=i.spot||{},i.spot.innerConeAngle=i.spot.innerConeAngle!==void 0?i.spot.innerConeAngle:0,i.spot.outerConeAngle=i.spot.outerConeAngle!==void 0?i.spot.outerConeAngle:Math.PI/4,c.angle=i.spot.outerConeAngle,c.penumbra=1-i.spot.innerConeAngle/i.spot.outerConeAngle,c.target.position.set(0,0,-1),c.add(c.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+i.type)}return c.position.set(0,0,0),c.decay=2,O(c,i),i.intensity!==void 0&&(c.intensity=i.intensity),c.name=t.createUniqueName(i.name||"light_"+e),n=Promise.resolve(c),t.cache.add(o,n),n}getDependency(e,t){if(e==="light")return this._loadLight(t)}createNodeAttachment(e){const t=this,o=this.parser,r=o.json.nodes[e],a=(r.extensions&&r.extensions[this.name]||{}).light;return a===void 0?null:this._loadLight(a).then(function(i){return o._getNodeRef(t.cache,a,i)})}}class pe{constructor(){this.name=b.KHR_MATERIALS_UNLIT}getMaterialType(){return f.MeshBasicMaterial}extendParams(e,t,o){const n=[];e.color=new f.Color(1,1,1),e.opacity=1;const r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const s=r.baseColorFactor;e.color.setRGB(s[0],s[1],s[2],f.LinearSRGBColorSpace),e.opacity=s[3]}r.baseColorTexture!==void 0&&n.push(o.assignTexture(e,"map",r.baseColorTexture,f.SRGBColorSpace))}return Promise.all(n)}}class me{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name].emissiveStrength;return r!==void 0&&(t.emissiveIntensity=r),Promise.resolve()}}class ge{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];if(s.clearcoatFactor!==void 0&&(t.clearcoat=s.clearcoatFactor),s.clearcoatTexture!==void 0&&r.push(o.assignTexture(t,"clearcoatMap",s.clearcoatTexture)),s.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=s.clearcoatRoughnessFactor),s.clearcoatRoughnessTexture!==void 0&&r.push(o.assignTexture(t,"clearcoatRoughnessMap",s.clearcoatRoughnessTexture)),s.clearcoatNormalTexture!==void 0&&(r.push(o.assignTexture(t,"clearcoatNormalMap",s.clearcoatNormalTexture)),s.clearcoatNormalTexture.scale!==void 0)){const a=s.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new f.Vector2(a,a)}return Promise.all(r)}}class Ae{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return s.iridescenceFactor!==void 0&&(t.iridescence=s.iridescenceFactor),s.iridescenceTexture!==void 0&&r.push(o.assignTexture(t,"iridescenceMap",s.iridescenceTexture)),s.iridescenceIor!==void 0&&(t.iridescenceIOR=s.iridescenceIor),t.iridescenceThicknessRange===void 0&&(t.iridescenceThicknessRange=[100,400]),s.iridescenceThicknessMinimum!==void 0&&(t.iridescenceThicknessRange[0]=s.iridescenceThicknessMinimum),s.iridescenceThicknessMaximum!==void 0&&(t.iridescenceThicknessRange[1]=s.iridescenceThicknessMaximum),s.iridescenceThicknessTexture!==void 0&&r.push(o.assignTexture(t,"iridescenceThicknessMap",s.iridescenceThicknessTexture)),Promise.all(r)}}class Te{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_SHEEN}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[];t.sheenColor=new f.Color(0,0,0),t.sheenRoughness=0,t.sheen=1;const s=n.extensions[this.name];if(s.sheenColorFactor!==void 0){const a=s.sheenColorFactor;t.sheenColor.setRGB(a[0],a[1],a[2],f.LinearSRGBColorSpace)}return s.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=s.sheenRoughnessFactor),s.sheenColorTexture!==void 0&&r.push(o.assignTexture(t,"sheenColorMap",s.sheenColorTexture,f.SRGBColorSpace)),s.sheenRoughnessTexture!==void 0&&r.push(o.assignTexture(t,"sheenRoughnessMap",s.sheenRoughnessTexture)),Promise.all(r)}}class ye{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return s.transmissionFactor!==void 0&&(t.transmission=s.transmissionFactor),s.transmissionTexture!==void 0&&r.push(o.assignTexture(t,"transmissionMap",s.transmissionTexture)),Promise.all(r)}}class Re{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_VOLUME}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];t.thickness=s.thicknessFactor!==void 0?s.thicknessFactor:0,s.thicknessTexture!==void 0&&r.push(o.assignTexture(t,"thicknessMap",s.thicknessTexture)),t.attenuationDistance=s.attenuationDistance||1/0;const a=s.attenuationColor||[1,1,1];return t.attenuationColor=new f.Color().setRGB(a[0],a[1],a[2],f.LinearSRGBColorSpace),Promise.all(r)}}class xe{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_IOR}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name];return t.ior=r.ior!==void 0?r.ior:1.5,Promise.resolve()}}class Se{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_SPECULAR}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];t.specularIntensity=s.specularFactor!==void 0?s.specularFactor:1,s.specularTexture!==void 0&&r.push(o.assignTexture(t,"specularIntensityMap",s.specularTexture));const a=s.specularColorFactor||[1,1,1];return t.specularColor=new f.Color().setRGB(a[0],a[1],a[2],f.LinearSRGBColorSpace),s.specularColorTexture!==void 0&&r.push(o.assignTexture(t,"specularColorMap",s.specularColorTexture,f.SRGBColorSpace)),Promise.all(r)}}class _e{constructor(e){this.parser=e,this.name=b.EXT_MATERIALS_BUMP}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return t.bumpScale=s.bumpFactor!==void 0?s.bumpFactor:1,s.bumpTexture!==void 0&&r.push(o.assignTexture(t,"bumpMap",s.bumpTexture)),Promise.all(r)}}class we{constructor(e){this.parser=e,this.name=b.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const o=this.parser.json.materials[e];return!o.extensions||!o.extensions[this.name]?null:f.MeshPhysicalMaterial}extendMaterialParams(e,t){const o=this.parser,n=o.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return s.anisotropyStrength!==void 0&&(t.anisotropy=s.anisotropyStrength),s.anisotropyRotation!==void 0&&(t.anisotropyRotation=s.anisotropyRotation),s.anisotropyTexture!==void 0&&r.push(o.assignTexture(t,"anisotropyMap",s.anisotropyTexture)),Promise.all(r)}}class Le{constructor(e){this.parser=e,this.name=b.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,o=t.json,n=o.textures[e];if(!n.extensions||!n.extensions[this.name])return null;const r=n.extensions[this.name],s=t.options.ktx2Loader;if(!s){if(o.extensionsRequired&&o.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,r.source,s)}}class Ee{constructor(e){this.parser=e,this.name=b.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,o=this.parser,n=o.json,r=n.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=n.images[s.source];let i=o.textureLoader;if(a.uri){const c=o.options.manager.getHandler(a.uri);c!==null&&(i=c)}return this.detectSupport().then(function(c){if(c)return o.loadTextureImage(e,s.source,i);if(n.extensionsRequired&&n.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return o.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(t.height===1)}})),this.isSupported}}class be{constructor(e){this.parser=e,this.name=b.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,o=this.parser,n=o.json,r=n.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=n.images[s.source];let i=o.textureLoader;if(a.uri){const c=o.options.manager.getHandler(a.uri);c!==null&&(i=c)}return this.detectSupport().then(function(c){if(c)return o.loadTextureImage(e,s.source,i);if(n.extensionsRequired&&n.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return o.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(t.height===1)}})),this.isSupported}}class Me{constructor(e){this.name=b.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,o=t.bufferViews[e];if(o.extensions&&o.extensions[this.name]){const n=o.extensions[this.name],r=this.parser.getDependency("buffer",n.buffer),s=this.parser.options.meshoptDecoder;if(!s||!s.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return r.then(function(a){const i=n.byteOffset||0,c=n.byteLength||0,l=n.count,u=n.byteStride,d=new Uint8Array(a,i,c);return s.decodeGltfBufferAsync?s.decodeGltfBufferAsync(l,u,d,n.mode,n.filter).then(function(g){return g.buffer}):s.ready.then(function(){const g=new ArrayBuffer(l*u);return s.decodeGltfBuffer(new Uint8Array(g),l,u,d,n.mode,n.filter),g})})}else return null}}class Ce{constructor(e){this.name=b.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,o=t.nodes[e];if(!o.extensions||!o.extensions[this.name]||o.mesh===void 0)return null;const n=t.meshes[o.mesh];for(const c of n.primitives)if(c.mode!==N.TRIANGLES&&c.mode!==N.TRIANGLE_STRIP&&c.mode!==N.TRIANGLE_FAN&&c.mode!==void 0)return null;const s=o.extensions[this.name].attributes,a=[],i={};for(const c in s)a.push(this.parser.getDependency("accessor",s[c]).then(l=>(i[c]=l,i[c])));return a.length<1?null:(a.push(this.parser.createNodeMesh(e)),Promise.all(a).then(c=>{const l=c.pop(),u=l.isGroup?l.children:[l],d=c[0].count,g=[];for(const y of u){const S=new f.Matrix4,R=new f.Vector3,x=new f.Quaternion,L=new f.Vector3(1,1,1),E=new f.InstancedMesh(y.geometry,y.material,d);for(let _=0;_<d;_++)i.TRANSLATION&&R.fromBufferAttribute(i.TRANSLATION,_),i.ROTATION&&x.fromBufferAttribute(i.ROTATION,_),i.SCALE&&L.fromBufferAttribute(i.SCALE,_),E.setMatrixAt(_,S.compose(R,x,L));for(const _ in i)if(_==="_COLOR_0"){const C=i[_];E.instanceColor=new f.InstancedBufferAttribute(C.array,C.itemSize,C.normalized)}else _!=="TRANSLATION"&&_!=="ROTATION"&&_!=="SCALE"&&y.geometry.setAttribute(_,i[_]);f.Object3D.prototype.copy.call(E,y),this.parser.assignFinalMaterial(E),g.push(E)}return l.isGroup?(l.clear(),l.add(...g),l):g[0]}))}}const ne="glTF",G=12,Z={JSON:1313821514,BIN:5130562};class Ie{constructor(e){this.name=b.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,G),o=new TextDecoder;if(this.header={magic:o.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==ne)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-G,r=new DataView(e,G);let s=0;for(;s<n;){const a=r.getUint32(s,!0);s+=4;const i=r.getUint32(s,!0);if(s+=4,i===Z.JSON){const c=new Uint8Array(e,G+s,a);this.content=o.decode(c)}else if(i===Z.BIN){const c=G+s;this.body=e.slice(c,c+a)}s+=a}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class Ne{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=b.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const o=this.json,n=this.dracoLoader,r=e.extensions[this.name].bufferView,s=e.extensions[this.name].attributes,a={},i={},c={};for(const l in s){const u=q[l]||l.toLowerCase();a[u]=s[l]}for(const l in e.attributes){const u=q[l]||l.toLowerCase();if(s[l]!==void 0){const d=o.accessors[e.attributes[l]],g=F[d.componentType];c[u]=g.name,i[u]=d.normalized===!0}}return t.getDependency("bufferView",r).then(function(l){return new Promise(function(u,d){n.decodeDracoFile(l,function(g){for(const y in g.attributes){const S=g.attributes[y],R=i[y];R!==void 0&&(S.normalized=R)}u(g)},a,c,f.LinearSRGBColorSpace,d)})})}}class De{constructor(){this.name=b.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return(t.texCoord===void 0||t.texCoord===e.channel)&&t.offset===void 0&&t.rotation===void 0&&t.scale===void 0||(e=e.clone(),t.texCoord!==void 0&&(e.channel=t.texCoord),t.offset!==void 0&&e.offset.fromArray(t.offset),t.rotation!==void 0&&(e.rotation=t.rotation),t.scale!==void 0&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class Oe{constructor(){this.name=b.KHR_MESH_QUANTIZATION}}class se extends f.Interpolant{constructor(e,t,o,n){super(e,t,o,n)}copySampleValue_(e){const t=this.resultBuffer,o=this.sampleValues,n=this.valueSize,r=e*n*3+n;for(let s=0;s!==n;s++)t[s]=o[r+s];return t}interpolate_(e,t,o,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,i=a*2,c=a*3,l=n-t,u=(o-t)/l,d=u*u,g=d*u,y=e*c,S=y-c,R=-2*g+3*d,x=g-d,L=1-R,E=x-d+u;for(let _=0;_!==a;_++){const C=s[S+_+a],I=s[S+_+i]*l,M=s[y+_+a],p=s[y+_]*l;r[_]=L*C+E*I+R*M+x*p}return r}}const Pe=new f.Quaternion;class ke extends se{interpolate_(e,t,o,n){const r=super.interpolate_(e,t,o,n);return Pe.fromArray(r).normalize().toArray(r),r}}const N={POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6},F={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},$={9728:f.NearestFilter,9729:f.LinearFilter,9984:f.NearestMipmapNearestFilter,9985:f.LinearMipmapNearestFilter,9986:f.NearestMipmapLinearFilter,9987:f.LinearMipmapLinearFilter},ee={33071:f.ClampToEdgeWrapping,33648:f.MirroredRepeatWrapping,10497:f.RepeatWrapping},j={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},q={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},D={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},Fe={CUBICSPLINE:void 0,LINEAR:f.InterpolateLinear,STEP:f.InterpolateDiscrete},K={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function Ge(h){return h.DefaultMaterial===void 0&&(h.DefaultMaterial=new f.MeshStandardMaterial({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:f.FrontSide})),h.DefaultMaterial}function P(h,e,t){for(const o in t.extensions)h[o]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[o]=t.extensions[o])}function O(h,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(h.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function Ue(h,e,t){let o=!1,n=!1,r=!1;for(let c=0,l=e.length;c<l;c++){const u=e[c];if(u.POSITION!==void 0&&(o=!0),u.NORMAL!==void 0&&(n=!0),u.COLOR_0!==void 0&&(r=!0),o&&n&&r)break}if(!o&&!n&&!r)return Promise.resolve(h);const s=[],a=[],i=[];for(let c=0,l=e.length;c<l;c++){const u=e[c];if(o){const d=u.POSITION!==void 0?t.getDependency("accessor",u.POSITION):h.attributes.position;s.push(d)}if(n){const d=u.NORMAL!==void 0?t.getDependency("accessor",u.NORMAL):h.attributes.normal;a.push(d)}if(r){const d=u.COLOR_0!==void 0?t.getDependency("accessor",u.COLOR_0):h.attributes.color;i.push(d)}}return Promise.all([Promise.all(s),Promise.all(a),Promise.all(i)]).then(function(c){const l=c[0],u=c[1],d=c[2];return o&&(h.morphAttributes.position=l),n&&(h.morphAttributes.normal=u),r&&(h.morphAttributes.color=d),h.morphTargetsRelative=!0,h})}function Be(h,e){if(h.updateMorphTargets(),e.weights!==void 0)for(let t=0,o=e.weights.length;t<o;t++)h.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){const t=e.extras.targetNames;if(h.morphTargetInfluences.length===t.length){h.morphTargetDictionary={};for(let o=0,n=t.length;o<n;o++)h.morphTargetDictionary[t[o]]=o}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function He(h){let e;const t=h.extensions&&h.extensions[b.KHR_DRACO_MESH_COMPRESSION];if(t?e="draco:"+t.bufferView+":"+t.indices+":"+V(t.attributes):e=h.indices+":"+V(h.attributes)+":"+h.mode,h.targets!==void 0)for(let o=0,n=h.targets.length;o<n;o++)e+=":"+V(h.targets[o]);return e}function V(h){let e="";const t=Object.keys(h).sort();for(let o=0,n=t.length;o<n;o++)e+=t[o]+":"+h[t[o]]+";";return e}function z(h){switch(h){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}function ve(h){return h.search(/\.jpe?g($|\?)/i)>0||h.search(/^data\:image\/jpeg/)===0?"image/jpeg":h.search(/\.webp($|\?)/i)>0||h.search(/^data\:image\/webp/)===0?"image/webp":"image/png"}const je=new f.Matrix4;class Ke{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new de,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let o=!1,n=!1,r=-1;typeof navigator<"u"&&(o=/^((?!chrome|android).)*safari/i.test(navigator.userAgent)===!0,n=navigator.userAgent.indexOf("Firefox")>-1,r=n?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),typeof createImageBitmap>"u"||o||n&&r<98?this.textureLoader=new f.TextureLoader(this.options.manager):this.textureLoader=new f.ImageBitmapLoader(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new f.FileLoader(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),this.options.crossOrigin==="use-credentials"&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const o=this,n=this.json,r=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(s){return s._markDefs&&s._markDefs()}),Promise.all(this._invokeAll(function(s){return s.beforeRoot&&s.beforeRoot()})).then(function(){return Promise.all([o.getDependencies("scene"),o.getDependencies("animation"),o.getDependencies("camera")])}).then(function(s){const a={scene:s[0][n.scene||0],scenes:s[0],animations:s[1],cameras:s[2],asset:n.asset,parser:o,userData:{}};return P(r,a,n),O(a,n),Promise.all(o._invokeAll(function(i){return i.afterRoot&&i.afterRoot(a)})).then(function(){for(const i of a.scenes)i.updateMatrixWorld();e(a)})}).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],o=this.json.meshes||[];for(let n=0,r=t.length;n<r;n++){const s=t[n].joints;for(let a=0,i=s.length;a<i;a++)e[s[a]].isBone=!0}for(let n=0,r=e.length;n<r;n++){const s=e[n];s.mesh!==void 0&&(this._addNodeRef(this.meshCache,s.mesh),s.skin!==void 0&&(o[s.mesh].isSkinnedMesh=!0)),s.camera!==void 0&&this._addNodeRef(this.cameraCache,s.camera)}}_addNodeRef(e,t){t!==void 0&&(e.refs[t]===void 0&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,o){if(e.refs[t]<=1)return o;const n=o.clone(),r=(s,a)=>{const i=this.associations.get(s);i!=null&&this.associations.set(a,i);for(const[c,l]of s.children.entries())r(l,a.children[c])};return r(o,n),n.name+="_instance_"+e.uses[t]++,n}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let o=0;o<t.length;o++){const n=e(t[o]);if(n)return n}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const o=[];for(let n=0;n<t.length;n++){const r=e(t[n]);r&&o.push(r)}return o}getDependency(e,t){const o=e+":"+t;let n=this.cache.get(o);if(!n){switch(e){case"scene":n=this.loadScene(t);break;case"node":n=this._invokeOne(function(r){return r.loadNode&&r.loadNode(t)});break;case"mesh":n=this._invokeOne(function(r){return r.loadMesh&&r.loadMesh(t)});break;case"accessor":n=this.loadAccessor(t);break;case"bufferView":n=this._invokeOne(function(r){return r.loadBufferView&&r.loadBufferView(t)});break;case"buffer":n=this.loadBuffer(t);break;case"material":n=this._invokeOne(function(r){return r.loadMaterial&&r.loadMaterial(t)});break;case"texture":n=this._invokeOne(function(r){return r.loadTexture&&r.loadTexture(t)});break;case"skin":n=this.loadSkin(t);break;case"animation":n=this._invokeOne(function(r){return r.loadAnimation&&r.loadAnimation(t)});break;case"camera":n=this.loadCamera(t);break;default:if(n=this._invokeOne(function(r){return r!=this&&r.getDependency&&r.getDependency(e,t)}),!n)throw new Error("Unknown type: "+e);break}this.cache.add(o,n)}return n}getDependencies(e){let t=this.cache.get(e);if(!t){const o=this,n=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(n.map(function(r,s){return o.getDependency(e,s)})),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],o=this.fileLoader;if(t.type&&t.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(t.uri===void 0&&e===0)return Promise.resolve(this.extensions[b.KHR_BINARY_GLTF].body);const n=this.options;return new Promise(function(r,s){o.load(f.LoaderUtils.resolveURL(t.uri,n.path),r,void 0,function(){s(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(o){const n=t.byteLength||0,r=t.byteOffset||0;return o.slice(r,r+n)})}loadAccessor(e){const t=this,o=this.json,n=this.json.accessors[e];if(n.bufferView===void 0&&n.sparse===void 0){const s=j[n.type],a=F[n.componentType],i=n.normalized===!0,c=new a(n.count*s);return Promise.resolve(new f.BufferAttribute(c,s,i))}const r=[];return n.bufferView!==void 0?r.push(this.getDependency("bufferView",n.bufferView)):r.push(null),n.sparse!==void 0&&(r.push(this.getDependency("bufferView",n.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",n.sparse.values.bufferView))),Promise.all(r).then(function(s){const a=s[0],i=j[n.type],c=F[n.componentType],l=c.BYTES_PER_ELEMENT,u=l*i,d=n.byteOffset||0,g=n.bufferView!==void 0?o.bufferViews[n.bufferView].byteStride:void 0,y=n.normalized===!0;let S,R;if(g&&g!==u){const x=Math.floor(d/g),L="InterleavedBuffer:"+n.bufferView+":"+n.componentType+":"+x+":"+n.count;let E=t.cache.get(L);E||(S=new c(a,x*g,n.count*g/l),E=new f.InterleavedBuffer(S,g/l),t.cache.add(L,E)),R=new f.InterleavedBufferAttribute(E,i,d%g/l,y)}else a===null?S=new c(n.count*i):S=new c(a,d,n.count*i),R=new f.BufferAttribute(S,i,y);if(n.sparse!==void 0){const x=j.SCALAR,L=F[n.sparse.indices.componentType],E=n.sparse.indices.byteOffset||0,_=n.sparse.values.byteOffset||0,C=new L(s[1],E,n.sparse.count*x),I=new c(s[2],_,n.sparse.count*i);a!==null&&(R=new f.BufferAttribute(R.array.slice(),R.itemSize,R.normalized));for(let M=0,p=C.length;M<p;M++){const m=C[M];if(R.setX(m,I[M*i]),i>=2&&R.setY(m,I[M*i+1]),i>=3&&R.setZ(m,I[M*i+2]),i>=4&&R.setW(m,I[M*i+3]),i>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return R})}loadTexture(e){const t=this.json,o=this.options,r=t.textures[e].source,s=t.images[r];let a=this.textureLoader;if(s.uri){const i=o.manager.getHandler(s.uri);i!==null&&(a=i)}return this.loadTextureImage(e,r,a)}loadTextureImage(e,t,o){const n=this,r=this.json,s=r.textures[e],a=r.images[t],i=(a.uri||a.bufferView)+":"+s.sampler;if(this.textureCache[i])return this.textureCache[i];const c=this.loadImageSource(t,o).then(function(l){l.flipY=!1,l.name=s.name||a.name||"",l.name===""&&typeof a.uri=="string"&&a.uri.startsWith("data:image/")===!1&&(l.name=a.uri);const d=(r.samplers||{})[s.sampler]||{};return l.magFilter=$[d.magFilter]||f.LinearFilter,l.minFilter=$[d.minFilter]||f.LinearMipmapLinearFilter,l.wrapS=ee[d.wrapS]||f.RepeatWrapping,l.wrapT=ee[d.wrapT]||f.RepeatWrapping,n.associations.set(l,{textures:e}),l}).catch(function(){return null});return this.textureCache[i]=c,c}loadImageSource(e,t){const o=this,n=this.json,r=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(u=>u.clone());const s=n.images[e],a=self.URL||self.webkitURL;let i=s.uri||"",c=!1;if(s.bufferView!==void 0)i=o.getDependency("bufferView",s.bufferView).then(function(u){c=!0;const d=new Blob([u],{type:s.mimeType});return i=a.createObjectURL(d),i});else if(s.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const l=Promise.resolve(i).then(function(u){return new Promise(function(d,g){let y=d;t.isImageBitmapLoader===!0&&(y=function(S){const R=new f.Texture(S);R.needsUpdate=!0,d(R)}),t.load(f.LoaderUtils.resolveURL(u,r.path),y,void 0,g)})}).then(function(u){return c===!0&&a.revokeObjectURL(i),u.userData.mimeType=s.mimeType||ve(s.uri),u}).catch(function(u){throw console.error("THREE.GLTFLoader: Couldn't load texture",i),u});return this.sourceCache[e]=l,l}assignTexture(e,t,o,n){const r=this;return this.getDependency("texture",o.index).then(function(s){if(!s)return null;if(o.texCoord!==void 0&&o.texCoord>0&&(s=s.clone(),s.channel=o.texCoord),r.extensions[b.KHR_TEXTURE_TRANSFORM]){const a=o.extensions!==void 0?o.extensions[b.KHR_TEXTURE_TRANSFORM]:void 0;if(a){const i=r.associations.get(s);s=r.extensions[b.KHR_TEXTURE_TRANSFORM].extendTexture(s,a),r.associations.set(s,i)}}return n!==void 0&&(s.colorSpace=n),e[t]=s,s})}assignFinalMaterial(e){const t=e.geometry;let o=e.material;const n=t.attributes.tangent===void 0,r=t.attributes.color!==void 0,s=t.attributes.normal===void 0;if(e.isPoints){const a="PointsMaterial:"+o.uuid;let i=this.cache.get(a);i||(i=new f.PointsMaterial,f.Material.prototype.copy.call(i,o),i.color.copy(o.color),i.map=o.map,i.sizeAttenuation=!1,this.cache.add(a,i)),o=i}else if(e.isLine){const a="LineBasicMaterial:"+o.uuid;let i=this.cache.get(a);i||(i=new f.LineBasicMaterial,f.Material.prototype.copy.call(i,o),i.color.copy(o.color),i.map=o.map,this.cache.add(a,i)),o=i}if(n||r||s){let a="ClonedMaterial:"+o.uuid+":";n&&(a+="derivative-tangents:"),r&&(a+="vertex-colors:"),s&&(a+="flat-shading:");let i=this.cache.get(a);i||(i=o.clone(),r&&(i.vertexColors=!0),s&&(i.flatShading=!0),n&&(i.normalScale&&(i.normalScale.y*=-1),i.clearcoatNormalScale&&(i.clearcoatNormalScale.y*=-1)),this.cache.add(a,i),this.associations.set(i,this.associations.get(o))),o=i}e.material=o}getMaterialType(){return f.MeshStandardMaterial}loadMaterial(e){const t=this,o=this.json,n=this.extensions,r=o.materials[e];let s;const a={},i=r.extensions||{},c=[];if(i[b.KHR_MATERIALS_UNLIT]){const u=n[b.KHR_MATERIALS_UNLIT];s=u.getMaterialType(),c.push(u.extendParams(a,r,t))}else{const u=r.pbrMetallicRoughness||{};if(a.color=new f.Color(1,1,1),a.opacity=1,Array.isArray(u.baseColorFactor)){const d=u.baseColorFactor;a.color.setRGB(d[0],d[1],d[2],f.LinearSRGBColorSpace),a.opacity=d[3]}u.baseColorTexture!==void 0&&c.push(t.assignTexture(a,"map",u.baseColorTexture,f.SRGBColorSpace)),a.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,a.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(c.push(t.assignTexture(a,"metalnessMap",u.metallicRoughnessTexture)),c.push(t.assignTexture(a,"roughnessMap",u.metallicRoughnessTexture))),s=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),c.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,a)})))}r.doubleSided===!0&&(a.side=f.DoubleSide);const l=r.alphaMode||K.OPAQUE;if(l===K.BLEND?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===K.MASK&&(a.alphaTest=r.alphaCutoff!==void 0?r.alphaCutoff:.5)),r.normalTexture!==void 0&&s!==f.MeshBasicMaterial&&(c.push(t.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new f.Vector2(1,1),r.normalTexture.scale!==void 0)){const u=r.normalTexture.scale;a.normalScale.set(u,u)}if(r.occlusionTexture!==void 0&&s!==f.MeshBasicMaterial&&(c.push(t.assignTexture(a,"aoMap",r.occlusionTexture)),r.occlusionTexture.strength!==void 0&&(a.aoMapIntensity=r.occlusionTexture.strength)),r.emissiveFactor!==void 0&&s!==f.MeshBasicMaterial){const u=r.emissiveFactor;a.emissive=new f.Color().setRGB(u[0],u[1],u[2],f.LinearSRGBColorSpace)}return r.emissiveTexture!==void 0&&s!==f.MeshBasicMaterial&&c.push(t.assignTexture(a,"emissiveMap",r.emissiveTexture,f.SRGBColorSpace)),Promise.all(c).then(function(){const u=new s(a);return r.name&&(u.name=r.name),O(u,r),t.associations.set(u,{materials:e}),r.extensions&&P(n,u,r),u})}createUniqueName(e){const t=f.PropertyBinding.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,o=this.extensions,n=this.primitiveCache;function r(a){return o[b.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(a,t).then(function(i){return te(i,a,t)})}const s=[];for(let a=0,i=e.length;a<i;a++){const c=e[a],l=He(c),u=n[l];if(u)s.push(u.promise);else{let d;c.extensions&&c.extensions[b.KHR_DRACO_MESH_COMPRESSION]?d=r(c):d=te(new f.BufferGeometry,c,t),n[l]={primitive:c,promise:d},s.push(d)}}return Promise.all(s)}loadMesh(e){const t=this,o=this.json,n=this.extensions,r=o.meshes[e],s=r.primitives,a=[];for(let i=0,c=s.length;i<c;i++){const l=s[i].material===void 0?Ge(this.cache):this.getDependency("material",s[i].material);a.push(l)}return a.push(t.loadGeometries(s)),Promise.all(a).then(function(i){const c=i.slice(0,i.length-1),l=i[i.length-1],u=[];for(let g=0,y=l.length;g<y;g++){const S=l[g],R=s[g];let x;const L=c[g];if(R.mode===N.TRIANGLES||R.mode===N.TRIANGLE_STRIP||R.mode===N.TRIANGLE_FAN||R.mode===void 0)x=r.isSkinnedMesh===!0?new f.SkinnedMesh(S,L):new f.Mesh(S,L),x.isSkinnedMesh===!0&&x.normalizeSkinWeights(),R.mode===N.TRIANGLE_STRIP?x.geometry=Q(x.geometry,f.TriangleStripDrawMode):R.mode===N.TRIANGLE_FAN&&(x.geometry=Q(x.geometry,f.TriangleFanDrawMode));else if(R.mode===N.LINES)x=new f.LineSegments(S,L);else if(R.mode===N.LINE_STRIP)x=new f.Line(S,L);else if(R.mode===N.LINE_LOOP)x=new f.LineLoop(S,L);else if(R.mode===N.POINTS)x=new f.Points(S,L);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+R.mode);Object.keys(x.geometry.morphAttributes).length>0&&Be(x,r),x.name=t.createUniqueName(r.name||"mesh_"+e),O(x,r),R.extensions&&P(n,x,R),t.assignFinalMaterial(x),u.push(x)}for(let g=0,y=u.length;g<y;g++)t.associations.set(u[g],{meshes:e,primitives:g});if(u.length===1)return r.extensions&&P(n,u[0],r),u[0];const d=new f.Group;r.extensions&&P(n,d,r),t.associations.set(d,{meshes:e});for(let g=0,y=u.length;g<y;g++)d.add(u[g]);return d})}loadCamera(e){let t;const o=this.json.cameras[e],n=o[o.type];if(!n){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return o.type==="perspective"?t=new f.PerspectiveCamera(f.MathUtils.radToDeg(n.yfov),n.aspectRatio||1,n.znear||1,n.zfar||2e6):o.type==="orthographic"&&(t=new f.OrthographicCamera(-n.xmag,n.xmag,n.ymag,-n.ymag,n.znear,n.zfar)),o.name&&(t.name=this.createUniqueName(o.name)),O(t,o),Promise.resolve(t)}loadSkin(e){const t=this.json.skins[e],o=[];for(let n=0,r=t.joints.length;n<r;n++)o.push(this._loadNodeShallow(t.joints[n]));return t.inverseBindMatrices!==void 0?o.push(this.getDependency("accessor",t.inverseBindMatrices)):o.push(null),Promise.all(o).then(function(n){const r=n.pop(),s=n,a=[],i=[];for(let c=0,l=s.length;c<l;c++){const u=s[c];if(u){a.push(u);const d=new f.Matrix4;r!==null&&d.fromArray(r.array,c*16),i.push(d)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[c])}return new f.Skeleton(a,i)})}loadAnimation(e){const t=this.json,o=this,n=t.animations[e],r=n.name?n.name:"animation_"+e,s=[],a=[],i=[],c=[],l=[];for(let u=0,d=n.channels.length;u<d;u++){const g=n.channels[u],y=n.samplers[g.sampler],S=g.target,R=S.node,x=n.parameters!==void 0?n.parameters[y.input]:y.input,L=n.parameters!==void 0?n.parameters[y.output]:y.output;S.node!==void 0&&(s.push(this.getDependency("node",R)),a.push(this.getDependency("accessor",x)),i.push(this.getDependency("accessor",L)),c.push(y),l.push(S))}return Promise.all([Promise.all(s),Promise.all(a),Promise.all(i),Promise.all(c),Promise.all(l)]).then(function(u){const d=u[0],g=u[1],y=u[2],S=u[3],R=u[4],x=[];for(let L=0,E=d.length;L<E;L++){const _=d[L],C=g[L],I=y[L],M=S[L],p=R[L];if(_===void 0)continue;_.updateMatrix&&_.updateMatrix();const m=o._createAnimationTracks(_,C,I,M,p);if(m)for(let A=0;A<m.length;A++)x.push(m[A])}return new f.AnimationClip(r,void 0,x)})}createNodeMesh(e){const t=this.json,o=this,n=t.nodes[e];return n.mesh===void 0?null:o.getDependency("mesh",n.mesh).then(function(r){const s=o._getNodeRef(o.meshCache,n.mesh,r);return n.weights!==void 0&&s.traverse(function(a){if(a.isMesh)for(let i=0,c=n.weights.length;i<c;i++)a.morphTargetInfluences[i]=n.weights[i]}),s})}loadNode(e){const t=this.json,o=this,n=t.nodes[e],r=o._loadNodeShallow(e),s=[],a=n.children||[];for(let c=0,l=a.length;c<l;c++)s.push(o.getDependency("node",a[c]));const i=n.skin===void 0?Promise.resolve(null):o.getDependency("skin",n.skin);return Promise.all([r,Promise.all(s),i]).then(function(c){const l=c[0],u=c[1],d=c[2];d!==null&&l.traverse(function(g){g.isSkinnedMesh&&g.bind(d,je)});for(let g=0,y=u.length;g<y;g++)l.add(u[g]);return l})}_loadNodeShallow(e){const t=this.json,o=this.extensions,n=this;if(this.nodeCache[e]!==void 0)return this.nodeCache[e];const r=t.nodes[e],s=r.name?n.createUniqueName(r.name):"",a=[],i=n._invokeOne(function(c){return c.createNodeMesh&&c.createNodeMesh(e)});return i&&a.push(i),r.camera!==void 0&&a.push(n.getDependency("camera",r.camera).then(function(c){return n._getNodeRef(n.cameraCache,r.camera,c)})),n._invokeAll(function(c){return c.createNodeAttachment&&c.createNodeAttachment(e)}).forEach(function(c){a.push(c)}),this.nodeCache[e]=Promise.all(a).then(function(c){let l;if(r.isBone===!0?l=new f.Bone:c.length>1?l=new f.Group:c.length===1?l=c[0]:l=new f.Object3D,l!==c[0])for(let u=0,d=c.length;u<d;u++)l.add(c[u]);if(r.name&&(l.userData.name=r.name,l.name=s),O(l,r),r.extensions&&P(o,l,r),r.matrix!==void 0){const u=new f.Matrix4;u.fromArray(r.matrix),l.applyMatrix4(u)}else r.translation!==void 0&&l.position.fromArray(r.translation),r.rotation!==void 0&&l.quaternion.fromArray(r.rotation),r.scale!==void 0&&l.scale.fromArray(r.scale);return n.associations.has(l)||n.associations.set(l,{}),n.associations.get(l).nodes=e,l}),this.nodeCache[e]}loadScene(e){const t=this.extensions,o=this.json.scenes[e],n=this,r=new f.Group;o.name&&(r.name=n.createUniqueName(o.name)),O(r,o),o.extensions&&P(t,r,o);const s=o.nodes||[],a=[];for(let i=0,c=s.length;i<c;i++)a.push(n.getDependency("node",s[i]));return Promise.all(a).then(function(i){for(let l=0,u=i.length;l<u;l++)r.add(i[l]);const c=l=>{const u=new Map;for(const[d,g]of n.associations)(d instanceof f.Material||d instanceof f.Texture)&&u.set(d,g);return l.traverse(d=>{const g=n.associations.get(d);g!=null&&u.set(d,g)}),u};return n.associations=c(r),r})}_createAnimationTracks(e,t,o,n,r){const s=[],a=e.name?e.name:e.uuid,i=[];D[r.path]===D.weights?e.traverse(function(d){d.morphTargetInfluences&&i.push(d.name?d.name:d.uuid)}):i.push(a);let c;switch(D[r.path]){case D.weights:c=f.NumberKeyframeTrack;break;case D.rotation:c=f.QuaternionKeyframeTrack;break;case D.position:case D.scale:c=f.VectorKeyframeTrack;break;default:switch(o.itemSize){case 1:c=f.NumberKeyframeTrack;break;case 2:case 3:default:c=f.VectorKeyframeTrack;break}break}const l=n.interpolation!==void 0?Fe[n.interpolation]:f.InterpolateLinear,u=this._getArrayFromAccessor(o);for(let d=0,g=i.length;d<g;d++){const y=new c(i[d]+"."+D[r.path],t.array,u,l);n.interpolation==="CUBICSPLINE"&&this._createCubicSplineTrackInterpolant(y),s.push(y)}return s}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const o=z(t.constructor),n=new Float32Array(t.length);for(let r=0,s=t.length;r<s;r++)n[r]=t[r]*o;t=n}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(o){const n=this instanceof f.QuaternionKeyframeTrack?ke:se;return new n(this.times,this.values,this.getValueSize()/3,o)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function Ve(h,e,t){const o=e.attributes,n=new f.Box3;if(o.POSITION!==void 0){const a=t.json.accessors[o.POSITION],i=a.min,c=a.max;if(i!==void 0&&c!==void 0){if(n.set(new f.Vector3(i[0],i[1],i[2]),new f.Vector3(c[0],c[1],c[2])),a.normalized){const l=z(F[a.componentType]);n.min.multiplyScalar(l),n.max.multiplyScalar(l)}}else{console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");return}}else return;const r=e.targets;if(r!==void 0){const a=new f.Vector3,i=new f.Vector3;for(let c=0,l=r.length;c<l;c++){const u=r[c];if(u.POSITION!==void 0){const d=t.json.accessors[u.POSITION],g=d.min,y=d.max;if(g!==void 0&&y!==void 0){if(i.setX(Math.max(Math.abs(g[0]),Math.abs(y[0]))),i.setY(Math.max(Math.abs(g[1]),Math.abs(y[1]))),i.setZ(Math.max(Math.abs(g[2]),Math.abs(y[2]))),d.normalized){const S=z(F[d.componentType]);i.multiplyScalar(S)}a.max(i)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}n.expandByVector(a)}h.boundingBox=n;const s=new f.Sphere;n.getCenter(s.center),s.radius=n.min.distanceTo(n.max)/2,h.boundingSphere=s}function te(h,e,t){const o=e.attributes,n=[];function r(s,a){return t.getDependency("accessor",s).then(function(i){h.setAttribute(a,i)})}for(const s in o){const a=q[s]||s.toLowerCase();a in h.attributes||n.push(r(o[s],a))}if(e.indices!==void 0&&!h.index){const s=t.getDependency("accessor",e.indices).then(function(a){h.setIndex(a)});n.push(s)}return f.ColorManagement.workingColorSpace!==f.LinearSRGBColorSpace&&"COLOR_0"in o&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${f.ColorManagement.workingColorSpace}" not supported.`),O(h,e),Ve(h,e,t),Promise.all(n).then(function(){return e.targets!==void 0?Ue(h,e.targets,t):h})}class We{parse(e){const t={},o=e.split(`
`);let n=null,r=t;const s=[t];for(const a of o)if(a.includes("=")){const i=a.split("="),c=i[0].trim(),l=i[1].trim();if(l.endsWith("{")){const u={};s.push(u),r[c]=u,r=u}else r[c]=l}else if(a.endsWith("{")){const i=r[n]||{};s.push(i),r[n]=i,r=i}else if(a.endsWith("}")){if(s.pop(),s.length===0)continue;r=s[s.length-1]}else if(a.endsWith("(")){const i={};s.push(i),n=a.split("(")[0].trim()||n,r[n]=i,r=i}else a.endsWith(")")?(s.pop(),r=s[s.length-1]):n=a.trim();return t}}class Xe extends f.Loader{constructor(e){super(e)}load(e,t,o,n){const r=this,s=new f.FileLoader(r.manager);s.setPath(r.path),s.setResponseType("arraybuffer"),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,function(a){try{t(r.parse(a))}catch(i){n?n(i):console.error(i),r.manager.itemError(e)}},o,n)}parse(e){const t=new We;function o(p){const m={};new f.FileLoader().setResponseType("arraybuffer");for(const T in p){if(T.endsWith("png")){const w=new Blob([p[T]],{type:{type:"image/png"}});m[T]=URL.createObjectURL(w)}if(T.endsWith("usd")||T.endsWith("usda")){if(n(p[T])){console.warn("THREE.USDZLoader: Crate files (.usdc or binary .usd) are not supported.");continue}const w=v.strFromU8(p[T]);m[T]=t.parse(w)}}return m}function n(p){const m=p.slice(0,7),A=new Uint8Array([80,88,82,45,85,83,68,67]);return m.every((T,w)=>T===A[w])}function r(p){if(p.length<1)return;const m=Object.keys(p)[0];let A=!1;if(m.endsWith("usda"))return p[m];if(m.endsWith("usdc"))A=!0;else if(m.endsWith("usd"))if(n(p[m]))A=!0;else return p[m];A&&console.warn("THREE.USDZLoader: Crate files (.usdc or binary .usd) are not supported.")}const s=v.unzipSync(new Uint8Array(e)),a=o(s),i=r(s);if(i===void 0)return console.warn("THREE.USDZLoader: No usda file found."),new f.Group;const c=v.strFromU8(i),l=t.parse(c);function u(p){if(p){if("prepend references"in p){const A=p["prepend references"].split("@"),T=A[1].replace(/^.\//,""),w=A[2].replace(/^<\//,"").replace(/>$/,"");return d(a[T],w)}return d(p)}}function d(p,m){if(p){if(m!==void 0){const A=`def Mesh "${m}"`;if(A in p)return p[A]}for(const A in p){const T=p[A];if(A.startsWith("def Mesh"))return"point3f[] points"in p&&(T["point3f[] points"]=p["point3f[] points"]),"texCoord2f[] primvars:st"in p&&(T["texCoord2f[] primvars:st"]=p["texCoord2f[] primvars:st"]),"int[] primvars:st:indices"in p&&(T["int[] primvars:st:indices"]=p["int[] primvars:st:indices"]),T;if(typeof T=="object"){const w=d(T);if(w)return w}}}}function g(p){if(!p)return;let m=new f.BufferGeometry;if("int[] faceVertexIndices"in p){const A=JSON.parse(p["int[] faceVertexIndices"]);m.setIndex(A)}if("point3f[] points"in p){const A=JSON.parse(p["point3f[] points"].replace(/[()]*/g,"")),T=new f.BufferAttribute(new Float32Array(A),3);m.setAttribute("position",T)}if("normal3f[] normals"in p){const A=JSON.parse(p["normal3f[] normals"].replace(/[()]*/g,"")),T=new f.BufferAtt