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HTMLCanvasElement||typeof ImageBitmap!="undefined"&&o instanceof ImageBitmap?sl.getDataURL(o):o.data?{data:Array.from(o.data),width:o.width,height:o.height,type:o.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}var k1=0,Qy=new S,Ge=class o extends on{constructor(e=o.DEFAULT_IMAGE,t=o.DEFAULT_MAPPING,n=Dt,i=Dt,s=Ae,r=Zt,a=Ft,c=Ot,l=o.DEFAULT_ANISOTROPY,u=Xi){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:k1++}),this.uuid=kn(),this.name="",this.source=new ii(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=r,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=c,this.offset=new B(0,0),this.repeat=new B(1,1),this.center=new B(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new pe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(Qy).x}get height(){return this.source.getSize(Qy).y}get depth(){return this.source.getSize(Qy).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(let t in e){let n=e[t];if(n===void 0){console.warn(`THREE.Texture.setValues(): parameter '${t}' has value of undefined.`);continue}let i=this[t];if(i===void 0){console.warn(`THREE.Texture.setValues(): property '${t}' does not exist.`);continue}i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[t]=n}}toJSON(e){let t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];let n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Pa)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Cn:e.x=e.x-Math.floor(e.x);break;case Dt:e.x=e.x<0?0:1;break;case oi:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Cn:e.y=e.y-Math.floor(e.y);break;case Dt:e.y=e.y<0?0:1;break;case oi:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}};Ge.DEFAULT_IMAGE=null;Ge.DEFAULT_MAPPING=Pa;Ge.DEFAULT_ANISOTROPY=1;var ge=class o{constructor(e=0,t=0,n=0,i=1){o.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){let t=this.x,n=this.y,i=this.z,s=this.w,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i+r[12]*s,this.y=r[1]*t+r[5]*n+r[9]*i+r[13]*s,this.z=r[2]*t+r[6]*n+r[10]*i+r[14]*s,this.w=r[3]*t+r[7]*n+r[11]*i+r[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);let t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,s,c=e.elements,l=c[0],u=c[4],h=c[8],d=c[1],f=c[5],p=c[9],m=c[2],_=c[6],y=c[10];if(Math.abs(u-d)<.01&&Math.abs(h-m)<.01&&Math.abs(p-_)<.01){if(Math.abs(u+d)<.1&&Math.abs(h+m)<.1&&Math.abs(p+_)<.1&&Math.abs(l+f+y-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;let v=(l+1)/2,T=(f+1)/2,M=(y+1)/2,w=(u+d)/4,E=(h+m)/4,A=(p+_)/4;return v>T&&v>M?v<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(v),i=w/n,s=E/n):T>M?T<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(T),n=w/i,s=A/i):M<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(M),n=E/s,i=A/s),this.set(n,i,s,t),this}let x=Math.sqrt((_-p)*(_-p)+(h-m)*(h-m)+(d-u)*(d-u));return Math.abs(x)<.001&&(x=1),this.x=(_-p)/x,this.y=(h-m)/x,this.z=(d-u)/x,this.w=Math.acos((l+f+y-1)/2),this}setFromMatrixPosition(e){let t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=fe(this.x,e.x,t.x),this.y=fe(this.y,e.y,t.y),this.z=fe(this.z,e.z,t.z),this.w=fe(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=fe(this.x,e,t),this.y=fe(this.y,e,t),this.z=fe(this.z,e,t),this.w=fe(this.w,e,t),this}clampLength(e,t){let n=this.length();return this.divideScalar(n||1).multiplyScalar(fe(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}},yn=class extends on{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ae,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},n),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=n.depth,this.scissor=new ge(0,0,e,t),this.scissorTest=!1,this.viewport=new ge(0,0,e,t);let i={width:e,height:t,depth:n.depth},s=new Ge(i);this.textures=[];let r=n.count;for(let a=0;a<r;a++)this.textures[a]=s.clone(),this.textures[a].isRenderTargetTexture=!0,this.textures[a].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview}_setTextureOptions(e={}){let t={minFilter:Ae,generateMipmaps:!1,flipY:!1,internalFormat:null};e.mapping!==void 0&&(t.mapping=e.mapping),e.wrapS!==void 0&&(t.wrapS=e.wrapS),e.wrapT!==void 0&&(t.wrapT=e.wrapT),e.wrapR!==void 0&&(t.wrapR=e.wrapR),e.magFilter!==void 0&&(t.magFilter=e.magFilter),e.minFilter!==void 0&&(t.minFilter=e.minFilter),e.format!==void 0&&(t.format=e.format),e.type!==void 0&&(t.type=e.type),e.anisotropy!==void 0&&(t.anisotropy=e.anisotropy),e.colorSpace!==void 0&&(t.colorSpace=e.colorSpace),e.flipY!==void 0&&(t.flipY=e.flipY),e.generateMipmaps!==void 0&&(t.generateMipmaps=e.generateMipmaps),e.internalFormat!==void 0&&(t.internalFormat=e.internalFormat);for(let n=0;n<this.textures.length;n++)this.textures[n].setValues(t)}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n,this.textures[i].isArrayTexture=this.textures[i].image.depth>1;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;let i=Object.assign({},e.textures[t].image);this.textures[t].source=new ii(i)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}},Er=class extends yn{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}},Do=class extends Ge{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=We,this.minFilter=We,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}},lh=class extends Er{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new Do(null,e,t,n),this._setTextureOptions(i),this.texture.isRenderTargetTexture=!0}},Fo=class extends Ge{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=We,this.minFilter=We,this.wrapR=Dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}},uh=class extends Er{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Fo(null,e,t,n),this._setTextureOptions(i),this.texture.isRenderTargetTexture=!0}},_t=class{constructor(e=new S(1/0,1/0,1/0),t=new S(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(wi.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(wi.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){let n=wi.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);let n=e.geometry;if(n!==void 0){let s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let r=0,a=s.count;r<a;r++)e.isMesh===!0?e.getVertexPosition(r,wi):wi.fromBufferAttribute(s,r),wi.applyMatrix4(e.matrixWorld),this.expandByPoint(wi);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Qf.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Qf.copy(n.boundingBox)),Qf.applyMatrix4(e.matrixWorld),this.union(Qf)}let i=e.children;for(let s=0,r=i.length;s<r;s++)this.expandByObject(i[s],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,wi),wi.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Wu),ep.subVectors(this.max,Wu),Fc.subVectors(e.a,Wu),Uc.subVectors(e.b,Wu),Bc.subVectors(e.c,Wu),_r.subVectors(Uc,Fc),yr.subVectors(Bc,Uc),go.subVectors(Fc,Bc);let t=[0,-_r.z,_r.y,0,-yr.z,yr.y,0,-go.z,go.y,_r.z,0,-_r.x,yr.z,0,-yr.x,go.z,0,-go.x,-_r.y,_r.x,0,-yr.y,yr.x,0,-go.y,go.x,0];return!ex(t,Fc,Uc,Bc,ep)||(t=[1,0,0,0,1,0,0,0,1],!ex(t,Fc,Uc,Bc,ep))?!1:(tp.crossVectors(_r,yr),t=[tp.x,tp.y,tp.z],ex(t,Fc,Uc,Bc,ep))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,wi).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(wi).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(Ns[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ns[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ns[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ns[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ns[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ns[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ns[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ns[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ns),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(e){return this.min.fromArray(e.min),this.max.fromArray(e.max),this}},Ns=[new S,new S,new S,new S,new S,new S,new S,new S],wi=new S,Qf=new _t,Fc=new S,Uc=new S,Bc=new S,_r=new S,yr=new S,go=new S,Wu=new S,ep=new S,tp=new S,_o=new S;function ex(o,e,t,n,i){for(let s=0,r=o.length-3;s<=r;s+=3){_o.fromArray(o,s);let a=i.x*Math.abs(_o.x)+i.y*Math.abs(_o.y)+i.z*Math.abs(_o.z),c=e.dot(_o),l=t.dot(_o),u=n.dot(_o);if(Math.max(-Math.max(c,l,u),Math.min(c,l,u))>a)return!1}return!0}var z1=new _t,Xu=new S,tx=new S,ot=class{constructor(e=new S,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){let n=this.center;t!==void 0?n.copy(t):z1.setFromPoints(e).getCenter(n);let i=0;for(let s=0,r=e.length;s<r;s++)i=Math.max(i,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){let t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){let n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Xu.subVectors(e,this.center);let t=Xu.lengthSq();if(t>this.radius*this.radius){let n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Xu,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(tx.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Xu.copy(e.center).add(tx)),this.expandByPoint(Xu.copy(e.center).sub(tx))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}},Ps=new S,nx=new S,np=new S,xr=new S,ix=new S,ip=new S,sx=new S,ai=class{constructor(e=new S,t=new S(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Ps)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);let n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){let t=Ps.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Ps.copy(this.origin).addScaledVector(this.direction,t),Ps.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){nx.copy(e).add(t).multiplyScalar(.5),np.copy(t).sub(e).normalize(),xr.copy(this.origin).sub(nx);let s=e.distanceTo(t)*.5,r=-this.direction.dot(np),a=xr.dot(this.direction),c=-xr.dot(np),l=xr.lengthSq(),u=Math.abs(1-r*r),h,d,f,p;if(u>0)if(h=r*c-a,d=r*a-c,p=s*u,h>=0)if(d>=-p)if(d<=p){let m=1/u;h*=m,d*=m,f=h*(h+r*d+2*a)+d*(r*h+d+2*c)+l}else d=s,h=Math.max(0,-(r*d+a)),f=-h*h+d*(d+2*c)+l;else d=-s,h=Math.max(0,-(r*d+a)),f=-h*h+d*(d+2*c)+l;else d<=-p?(h=Math.max(0,-(-r*s+a)),d=h>0?-s:Math.min(Math.max(-s,-c),s),f=-h*h+d*(d+2*c)+l):d<=p?(h=0,d=Math.min(Math.max(-s,-c),s),f=d*(d+2*c)+l):(h=Math.max(0,-(r*s+a)),d=h>0?s:Math.min(Math.max(-s,-c),s),f=-h*h+d*(d+2*c)+l);else d=r>0?-s:s,h=Math.max(0,-(r*d+a)),f=-h*h+d*(d+2*c)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(nx).addScaledVector(np,d),f}intersectSphere(e,t){Ps.subVectors(e.center,this.origin);let n=Ps.dot(this.direction),i=Ps.dot(Ps)-n*n,s=e.radius*e.radius;if(i>s)return null;let r=Math.sqrt(s-i),a=n-r,c=n+r;return c<0?null:a<0?this.at(c,t):this.at(a,t)}intersectsSphere(e){return e.radius<0?!1:this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){let t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;let n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){let n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){let t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,r,a,c,l=1/this.direction.x,u=1/this.direction.y,h=1/this.direction.z,d=this.origin;return l>=0?(n=(e.min.x-d.x)*l,i=(e.max.x-d.x)*l):(n=(e.max.x-d.x)*l,i=(e.min.x-d.x)*l),u>=0?(s=(e.min.y-d.y)*u,r=(e.max.y-d.y)*u):(s=(e.max.y-d.y)*u,r=(e.min.y-d.y)*u),n>r||s>i||((s>n||isNaN(n))&&(n=s),(r<i||isNaN(i))&&(i=r),h>=0?(a=(e.min.z-d.z)*h,c=(e.max.z-d.z)*h):(a=(e.max.z-d.z)*h,c=(e.min.z-d.z)*h),n>c||a>i)||((a>n||n!==n)&&(n=a),(c<i||i!==i)&&(i=c),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Ps)!==null}intersectTriangle(e,t,n,i,s){ix.subVectors(t,e),ip.subVectors(n,e),sx.crossVectors(ix,ip);let r=this.direction.dot(sx),a;if(r>0){if(i)return null;a=1}else if(r<0)a=-1,r=-r;else return null;xr.subVectors(this.origin,e);let c=a*this.direction.dot(ip.crossVectors(xr,ip));if(c<0)return null;let l=a*this.direction.dot(ix.cross(xr));if(l<0||c+l>r)return null;let u=-a*xr.dot(sx);return u<0?null:this.at(u/r,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}},ee=class o{constructor(e,t,n,i,s,r,a,c,l,u,h,d,f,p,m,_){o.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,r,a,c,l,u,h,d,f,p,m,_)}set(e,t,n,i,s,r,a,c,l,u,h,d,f,p,m,_){let y=this.elements;return y[0]=e,y[4]=t,y[8]=n,y[12]=i,y[1]=s,y[5]=r,y[9]=a,y[13]=c,y[2]=l,y[6]=u,y[10]=h,y[14]=d,y[3]=f,y[7]=p,y[11]=m,y[15]=_,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new o().fromArray(this.elements)}copy(e){let t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){let t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){let t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){let t=this.elements,n=e.elements,i=1/Oc.setFromMatrixColumn(e,0).length(),s=1/Oc.setFromMatrixColumn(e,1).length(),r=1/Oc.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*r,t[9]=n[9]*r,t[10]=n[10]*r,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){let t=this.elements,n=e.x,i=e.y,s=e.z,r=Math.cos(n),a=Math.sin(n),c=Math.cos(i),l=Math.sin(i),u=Math.cos(s),h=Math.sin(s);if(e.order==="XYZ"){let d=r*u,f=r*h,p=a*u,m=a*h;t[0]=c*u,t[4]=-c*h,t[8]=l,t[1]=f+p*l,t[5]=d-m*l,t[9]=-a*c,t[2]=m-d*l,t[6]=p+f*l,t[10]=r*c}else if(e.order==="YXZ"){let d=c*u,f=c*h,p=l*u,m=l*h;t[0]=d+m*a,t[4]=p*a-f,t[8]=r*l,t[1]=r*h,t[5]=r*u,t[9]=-a,t[2]=f*a-p,t[6]=m+d*a,t[10]=r*c}else if(e.order==="ZXY"){let d=c*u,f=c*h,p=l*u,m=l*h;t[0]=d-m*a,t[4]=-r*h,t[8]=p+f*a,t[1]=f+p*a,t[5]=r*u,t[9]=m-d*a,t[2]=-r*l,t[6]=a,t[10]=r*c}else if(e.order==="ZYX"){let d=r*u,f=r*h,p=a*u,m=a*h;t[0]=c*u,t[4]=p*l-f,t[8]=d*l+m,t[1]=c*h,t[5]=m*l+d,t[9]=f*l-p,t[2]=-l,t[6]=a*c,t[10]=r*c}else if(e.order==="YZX"){let d=r*c,f=r*l,p=a*c,m=a*l;t[0]=c*u,t[4]=m-d*h,t[8]=p*h+f,t[1]=h,t[5]=r*u,t[9]=-a*u,t[2]=-l*u,t[6]=f*h+p,t[10]=d-m*h}else if(e.order==="XZY"){let d=r*c,f=r*l,p=a*c,m=a*l;t[0]=c*u,t[4]=-h,t[8]=l*u,t[1]=d*h+m,t[5]=r*u,t[9]=f*h-p,t[2]=p*h-f,t[6]=a*u,t[10]=m*h+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(H1,e,W1)}lookAt(e,t,n){let i=this.elements;return On.subVectors(e,t),On.lengthSq()===0&&(On.z=1),On.normalize(),vr.crossVectors(n,On),vr.lengthSq()===0&&(Math.abs(n.z)===1?On.x+=1e-4:On.z+=1e-4,On.normalize(),vr.crossVectors(n,On)),vr.normalize(),sp.crossVectors(On,vr),i[0]=vr.x,i[4]=sp.x,i[8]=On.x,i[1]=vr.y,i[5]=sp.y,i[9]=On.y,i[2]=vr.z,i[6]=sp.z,i[10]=On.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){let n=e.elements,i=t.elements,s=this.elements,r=n[0],a=n[4],c=n[8],l=n[12],u=n[1],h=n[5],d=n[9],f=n[13],p=n[2],m=n[6],_=n[10],y=n[14],x=n[3],v=n[7],T=n[11],M=n[15],w=i[0],E=i[4],A=i[8],N=i[12],L=i[1],V=i[5],H=i[9],W=i[13],X=i[2],ae=i[6],oe=i[10],Le=i[14],He=i[3],ve=i[7],Me=i[11],Ke=i[15];return s[0]=r*w+a*L+c*X+l*He,s[4]=r*E+a*V+c*ae+l*ve,s[8]=r*A+a*H+c*oe+l*Me,s[12]=r*N+a*W+c*Le+l*Ke,s[1]=u*w+h*L+d*X+f*He,s[5]=u*E+h*V+d*ae+f*ve,s[9]=u*A+h*H+d*oe+f*Me,s[13]=u*N+h*W+d*Le+f*Ke,s[2]=p*w+m*L+_*X+y*He,s[6]=p*E+m*V+_*ae+y*ve,s[10]=p*A+m*H+_*oe+y*Me,s[14]=p*N+m*W+_*Le+y*Ke,s[3]=x*w+v*L+T*X+M*He,s[7]=x*E+v*V+T*ae+M*ve,s[11]=x*A+v*H+T*oe+M*Me,s[15]=x*N+v*W+T*Le+M*Ke,this}multiplyScalar(e){let t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){let e=this.elements,t=e[0],n=e[4],i=e[8],s=e[12],r=e[1],a=e[5],c=e[9],l=e[13],u=e[2],h=e[6],d=e[10],f=e[14],p=e[3],m=e[7],_=e[11],y=e[15];return p*(+s*c*h-i*l*h-s*a*d+n*l*d+i*a*f-n*c*f)+m*(+t*c*f-t*l*d+s*r*d-i*r*f+i*l*u-s*c*u)+_*(+t*l*h-t*a*f-s*r*h+n*r*f+s*a*u-n*l*u)+y*(-i*a*u-t*c*h+t*a*d+i*r*h-n*r*d+n*c*u)}transpose(){let e=this.elements,t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){let i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){let e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],r=e[4],a=e[5],c=e[6],l=e[7],u=e[8],h=e[9],d=e[10],f=e[11],p=e[12],m=e[13],_=e[14],y=e[15],x=h*_*l-m*d*l+m*c*f-a*_*f-h*c*y+a*d*y,v=p*d*l-u*_*l-p*c*f+r*_*f+u*c*y-r*d*y,T=u*m*l-p*h*l+p*a*f-r*m*f-u*a*y+r*h*y,M=p*h*c-u*m*c-p*a*d+r*m*d+u*a*_-r*h*_,w=t*x+n*v+i*T+s*M;if(w===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);let E=1/w;return e[0]=x*E,e[1]=(m*d*s-h*_*s-m*i*f+n*_*f+h*i*y-n*d*y)*E,e[2]=(a*_*s-m*c*s+m*i*l-n*_*l-a*i*y+n*c*y)*E,e[3]=(h*c*s-a*d*s-h*i*l+n*d*l+a*i*f-n*c*f)*E,e[4]=v*E,e[5]=(u*_*s-p*d*s+p*i*f-t*_*f-u*i*y+t*d*y)*E,e[6]=(p*c*s-r*_*s-p*i*l+t*_*l+r*i*y-t*c*y)*E,e[7]=(r*d*s-u*c*s+u*i*l-t*d*l-r*i*f+t*c*f)*E,e[8]=T*E,e[9]=(p*h*s-u*m*s-p*n*f+t*m*f+u*n*y-t*h*y)*E,e[10]=(r*m*s-p*a*s+p*n*l-t*m*l-r*n*y+t*a*y)*E,e[11]=(u*a*s-r*h*s-u*n*l+t*h*l+r*n*f-t*a*f)*E,e[12]=M*E,e[13]=(u*m*i-p*h*i+p*n*d-t*m*d-u*n*_+t*h*_)*E,e[14]=(p*a*i-r*m*i-p*n*c+t*m*c+r*n*_-t*a*_)*E,e[15]=(r*h*i-u*a*i+u*n*c-t*h*c-r*n*d+t*a*d)*E,this}scale(e){let t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){let e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){let t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){let t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){let t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){let n=Math.cos(t),i=Math.sin(t),s=1-n,r=e.x,a=e.y,c=e.z,l=s*r,u=s*a;return this.set(l*r+n,l*a-i*c,l*c+i*a,0,l*a+i*c,u*a+n,u*c-i*r,0,l*c-i*a,u*c+i*r,s*c*c+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,r){return this.set(1,n,s,0,e,1,r,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){let i=this.elements,s=t._x,r=t._y,a=t._z,c=t._w,l=s+s,u=r+r,h=a+a,d=s*l,f=s*u,p=s*h,m=r*u,_=r*h,y=a*h,x=c*l,v=c*u,T=c*h,M=n.x,w=n.y,E=n.z;return i[0]=(1-(m+y))*M,i[1]=(f+T)*M,i[2]=(p-v)*M,i[3]=0,i[4]=(f-T)*w,i[5]=(1-(d+y))*w,i[6]=(_+x)*w,i[7]=0,i[8]=(p+v)*E,i[9]=(_-x)*E,i[10]=(1-(d+m))*E,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){let i=this.elements,s=Oc.set(i[0],i[1],i[2]).length(),r=Oc.set(i[4],i[5],i[6]).length(),a=Oc.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],Ri.copy(this);let l=1/s,u=1/r,h=1/a;return Ri.elements[0]*=l,Ri.elements[1]*=l,Ri.elements[2]*=l,Ri.elements[4]*=u,Ri.elements[5]*=u,Ri.elements[6]*=u,Ri.elements[8]*=h,Ri.elements[9]*=h,Ri.elements[10]*=h,t.setFromRotationMatrix(Ri),n.x=s,n.y=r,n.z=a,this}makePerspective(e,t,n,i,s,r,a=Kt,c=!1){let l=this.elements,u=2*s/(t-e),h=2*s/(n-i),d=(t+e)/(t-e),f=(n+i)/(n-i),p,m;if(c)p=s/(r-s),m=r*s/(r-s);else if(a===Kt)p=-(r+s)/(r-s),m=-2*r*s/(r-s);else if(a===Nn)p=-r/(r-s),m=-r*s/(r-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);return l[0]=u,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=h,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,s,r,a=Kt,c=!1){let l=this.elements,u=2/(t-e),h=2/(n-i),d=-(t+e)/(t-e),f=-(n+i)/(n-i),p,m;if(c)p=1/(r-s),m=r/(r-s);else if(a===Kt)p=-2/(r-s),m=-(r+s)/(r-s);else if(a===Nn)p=-1/(r-s),m=-s/(r-s);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);return l[0]=u,l[4]=0,l[8]=0,l[12]=d,l[1]=0,l[5]=h,l[9]=0,l[13]=f,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){let t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){let n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}},Oc=new S,Ri=new ee,H1=new S(0,0,0),W1=new S(1,1,1),vr=new S,sp=new S,On=new S,RM=new ee,CM=new tt,xn=class o{constructor(e=0,t=0,n=0,i=o.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){let i=e.elements,s=i[0],r=i[4],a=i[8],c=i[1],l=i[5],u=i[9],h=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,f),this._z=Math.atan2(-r,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-fe(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(a,f),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-h,s),this._z=0);break;case"ZXY":this._x=Math.asin(fe(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,f),this._z=Math.atan2(-r,l)):(this._y=0,this._z=Math.atan2(c,s));break;case"ZYX":this._y=Math.asin(-fe(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(c,s)):(this._x=0,this._z=Math.atan2(-r,l));break;case"YZX":this._z=Math.asin(fe(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-h,s)):(this._x=0,this._y=Math.atan2(a,f));break;case"XZY":this._z=Math.asin(-fe(r,-1,1)),Math.abs(r)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-u,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return RM.makeRotationFromQuaternion(e),this.setFromRotationMatrix(RM,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return CM.setFromEuler(this),this.setFromQuaternion(CM,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}};xn.DEFAULT_ORDER="XYZ";var Uo=class{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}},X1=0,NM=new S,Vc=new tt,Is=new ee,rp=new S,qu=new S,q1=new S,$1=new tt,PM=new S(1,0,0),IM=new S(0,1,0),LM=new S(0,0,1),DM={type:"added"},Y1={type:"removed"},Gc={type:"childadded",child:null},rx={type:"childremoved",child:null},we=class o extends on{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:X1++}),this.uuid=kn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=o.DEFAULT_UP.clone();let e=new S,t=new xn,n=new tt,i=new S(1,1,1);function s(){n.setFromEuler(t,!1)}function r(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(r),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new ee},normalMatrix:{value:new pe}}),this.matrix=new ee,this.matrixWorld=new ee,this.matrixAutoUpdate=o.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=o.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Uo,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Vc.setFromAxisAngle(e,t),this.quaternion.multiply(Vc),this}rotateOnWorldAxis(e,t){return Vc.setFromAxisAngle(e,t),this.quaternion.premultiply(Vc),this}rotateX(e){return this.rotateOnAxis(PM,e)}rotateY(e){return this.rotateOnAxis(IM,e)}rotateZ(e){return this.rotateOnAxis(LM,e)}translateOnAxis(e,t){return NM.copy(e).applyQuaternion(this.quaternion),this.position.add(NM.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(PM,e)}translateY(e){return this.translateOnAxis(IM,e)}translateZ(e){return this.translateOnAxis(LM,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Is.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?rp.copy(e):rp.set(e,t,n);let i=this.parent;this.updateWorldMatrix(!0,!1),qu.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Is.lookAt(qu,rp,this.up):Is.lookAt(rp,qu,this.up),this.quaternion.setFromRotationMatrix(Is),i&&(Is.extractRotation(i.matrixWorld),Vc.setFromRotationMatrix(Is),this.quaternion.premultiply(Vc.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(DM),Gc.child=e,this.dispatchEvent(Gc),Gc.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}let t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Y1),rx.child=e,this.dispatchEvent(rx),rx.child=null),this}removeFromParent(){let e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Is.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Is.multiply(e.parent.matrixWorld)),e.applyMatrix4(Is),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(DM),Gc.child=e,this.dispatchEvent(Gc),Gc.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){let r=this.children[n].getObjectByProperty(e,t);if(r!==void 0)return r}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);let i=this.children;for(let s=0,r=i.length;s<r;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(qu,e,q1),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(qu,$1,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);let t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);let t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);let t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){let 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0&&(a[c.uuid]=c.toJSON(e)),c.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);let a=this.geometry.parameters;if(a!==void 0&&a.shapes!==void 0){let c=a.shapes;if(Array.isArray(c))for(let l=0,u=c.length;l<u;l++){let h=c[l];s(e.shapes,h)}else s(e.shapes,c)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){let a=[];for(let c=0,l=this.material.length;c<l;c++)a.push(s(e.materials,this.material[c]));i.material=a}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let a=0;a<this.animations.length;a++){let c=this.animations[a];i.animations.push(s(e.animations,c))}}if(t){let a=r(e.geometries),c=r(e.materials),l=r(e.textures),u=r(e.images),h=r(e.shapes),d=r(e.skeletons),f=r(e.animations),p=r(e.nodes);a.length>0&&(n.geometries=a),c.length>0&&(n.materials=c),l.length>0&&(n.textures=l),u.length>0&&(n.images=u),h.length>0&&(n.shapes=h),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f),p.length>0&&(n.nodes=p)}return n.object=i,n;function r(a){let c=[];for(let l in a){let u=a[l];delete u.metadata,c.push(u)}return c}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){let i=e.children[n];this.add(i.clone())}return this}};we.DEFAULT_UP=new S(0,1,0);we.DEFAULT_MATRIX_AUTO_UPDATE=!0;we.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;var Ci=new S,Ls=new S,ox=new S,Ds=new S,kc=new S,zc=new S,FM=new S,ax=new S,cx=new S,lx=new S,ux=new ge,hx=new ge,dx=new ge,ni=class o{constructor(e=new S,t=new S,n=new S){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),Ci.subVectors(e,t),i.cross(Ci);let s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){Ci.subVectors(i,t),Ls.subVectors(n,t),ox.subVectors(e,t);let r=Ci.dot(Ci),a=Ci.dot(Ls),c=Ci.dot(ox),l=Ls.dot(Ls),u=Ls.dot(ox),h=r*l-a*a;if(h===0)return s.set(0,0,0),null;let d=1/h,f=(l*c-a*u)*d,p=(r*u-a*c)*d;return s.set(1-f-p,p,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Ds)===null?!1:Ds.x>=0&&Ds.y>=0&&Ds.x+Ds.y<=1}static getInterpolation(e,t,n,i,s,r,a,c){return this.getBarycoord(e,t,n,i,Ds)===null?(c.x=0,c.y=0,"z"in c&&(c.z=0),"w"in c&&(c.w=0),null):(c.setScalar(0),c.addScaledVector(s,Ds.x),c.addScaledVector(r,Ds.y),c.addScaledVector(a,Ds.z),c)}static getInterpolatedAttribute(e,t,n,i,s,r){return ux.setScalar(0),hx.setScalar(0),dx.setScalar(0),ux.fromBufferAttribute(e,t),hx.fromBufferAttribute(e,n),dx.fromBufferAttribute(e,i),r.setScalar(0),r.addScaledVector(ux,s.x),r.addScaledVector(hx,s.y),r.addScaledVector(dx,s.z),r}static isFrontFacing(e,t,n,i){return Ci.subVectors(n,t),Ls.subVectors(e,t),Ci.cross(Ls).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Ci.subVectors(this.c,this.b),Ls.subVectors(this.a,this.b),Ci.cross(Ls).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return 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fx(o,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?o+(e-o)*6*t:t<1/2?e:t<2/3?o+(e-o)*6*(2/3-t):o}var q=class{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){let i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=ut){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,xe.colorSpaceToWorking(this,t),this}setRGB(e,t,n,i=xe.workingColorSpace){return this.r=e,this.g=t,this.b=n,xe.colorSpaceToWorking(this,i),this}setHSL(e,t,n,i=xe.workingColorSpace){if(e=gv(e,1),t=fe(t,0,1),n=fe(n,0,1),t===0)this.r=this.g=this.b=n;else{let s=n<=.5?n*(1+t):n+t-n*t,r=2*n-s;this.r=fx(r,s,e+1/3),this.g=fx(r,s,e),this.b=fx(r,s,e-1/3)}return xe.colorSpaceToWorking(this,i),this}setStyle(e,t=ut){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: 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xe.workingToColorSpace(nn.copy(this),e),Math.round(fe(nn.r*255,0,255))*65536+Math.round(fe(nn.g*255,0,255))*256+Math.round(fe(nn.b*255,0,255))}getHexString(e=ut){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=xe.workingColorSpace){xe.workingToColorSpace(nn.copy(this),t);let n=nn.r,i=nn.g,s=nn.b,r=Math.max(n,i,s),a=Math.min(n,i,s),c,l,u=(a+r)/2;if(a===r)c=0,l=0;else{let h=r-a;switch(l=u<=.5?h/(r+a):h/(2-r-a),r){case n:c=(i-s)/h+(i<s?6:0);break;case i:c=(s-n)/h+2;break;case s:c=(n-i)/h+4;break}c/=6}return e.h=c,e.s=l,e.l=u,e}getRGB(e,t=xe.workingColorSpace){return xe.workingToColorSpace(nn.copy(this),t),e.r=nn.r,e.g=nn.g,e.b=nn.b,e}getStyle(e=ut){xe.workingToColorSpace(nn.copy(this),e);let t=nn.r,n=nn.g,i=nn.b;return e!==ut?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL(Tr),this.setHSL(Tr.h+e,Tr.s+t,Tr.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(Tr),e.getHSL(op);let n=sh(Tr.h,op.h,t),i=sh(Tr.s,op.s,t),s=sh(Tr.l,op.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){let t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}},nn=new q;q.NAMES=NA;var K1=0,je=class extends on{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:K1++}),this.uuid=kn(),this.name="",this.type="Material",this.blending=ri,this.side=zn,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=No,this.blendDst=Po,this.blendEquation=Rn,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new q(0,0,0),this.blendAlpha=0,this.depthFunc=Gs,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=il,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Ji,this.stencilZFail=Ji,this.stencilZPass=Ji,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(let t in e){let n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}let i=this[t];if(i===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){let t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});let n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(n.sheenColorMap=this.sheenColorMap.toJSON(e).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(n.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(e).uuid),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==ri&&(n.blending=this.blending),this.side!==zn&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==No&&(n.blendSrc=this.blendSrc),this.blendDst!==Po&&(n.blendDst=this.blendDst),this.blendEquation!==Rn&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==Gs&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==il&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ji&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Ji&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Ji&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){let r=[];for(let a in s){let c=s[a];delete c.metadata,r.push(c)}return r}if(t){let s=i(e.textures),r=i(e.images);s.length>0&&(n.textures=s),r.length>0&&(n.images=r)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;let t=e.clippingPlanes,n=null;if(t!==null){let i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}},at=class extends je{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new q(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new xn,this.combine=Na,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}},Us=j1();function j1(){let o=new ArrayBuffer(4),e=new Float32Array(o),t=new Uint32Array(o),n=new Uint32Array(512),i=new Uint32Array(512);for(let c=0;c<256;++c){let l=c-127;l<-27?(n[c]=0,n[c|256]=32768,i[c]=24,i[c|256]=24):l<-14?(n[c]=1024>>-l-14,n[c|256]=1024>>-l-14|32768,i[c]=-l-1,i[c|256]=-l-1):l<=15?(n[c]=l+15<<10,n[c|256]=l+15<<10|32768,i[c]=13,i[c|256]=13):l<128?(n[c]=31744,n[c|256]=64512,i[c]=24,i[c|256]=24):(n[c]=31744,n[c|256]=64512,i[c]=13,i[c|256]=13)}let s=new Uint32Array(2048),r=new Uint32Array(64),a=new Uint32Array(64);for(let c=1;c<1024;++c){let l=c<<13,u=0;for(;!(l&8388608);)l<<=1,u-=8388608;l&=-8388609,u+=947912704,s[c]=l|u}for(let c=1024;c<2048;++c)s[c]=939524096+(c-1024<<13);for(let c=1;c<31;++c)r[c]=c<<23;r[31]=1199570944,r[32]=2147483648;for(let c=33;c<63;++c)r[c]=2147483648+(c-32<<23);r[63]=3347054592;for(let c=1;c<64;++c)c!==32&&(a[c]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:r,offsetTable:a}}function wn(o){Math.abs(o)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),o=fe(o,-65504,65504),Us.floatView[0]=o;let e=Us.uint32View[0],t=e>>23&511;return Us.baseTable[t]+((e&8388607)>>Us.shiftTable[t])}function nh(o){let e=o>>10;return Us.uint32View[0]=Us.mantissaTable[Us.offsetTable[e]+(o&1023)]+Us.exponentTable[e],Us.floatView[0]}var Qi=class{static toHalfFloat(e){return wn(e)}static fromHalfFloat(e){return nh(e)}},Ct=new S,ap=new B,Z1=0,Ee=class{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Z1++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Mr,this.updateRanges=[],this.gpuType=nt,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)ap.fromBufferAttribute(this,t),ap.applyMatrix3(e),this.setXY(t,ap.x,ap.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Ct.fromBufferAttribute(this,t),Ct.applyMatrix3(e),this.setXYZ(t,Ct.x,Ct.y,Ct.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Ct.fromBufferAttribute(this,t),Ct.applyMatrix4(e),this.setXYZ(t,Ct.x,Ct.y,Ct.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Ct.fromBufferAttribute(this,t),Ct.applyNormalMatrix(e),this.setXYZ(t,Ct.x,Ct.y,Ct.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Ct.fromBufferAttribute(this,t),Ct.transformDirection(e),this.setXYZ(t,Ct.x,Ct.y,Ct.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=mn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=ye(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=mn(t,this.array)),t}setX(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=mn(t,this.array)),t}setY(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=mn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=mn(t,this.array)),t}setW(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array),s=ye(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){let e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==Mr&&(e.usage=this.usage),e}},hh=class extends Ee{constructor(e,t,n){super(new Int8Array(e),t,n)}},dh=class extends Ee{constructor(e,t,n){super(new Uint8Array(e),t,n)}},fh=class extends Ee{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}},ph=class extends Ee{constructor(e,t,n){super(new Int16Array(e),t,n)}},Bo=class extends Ee{constructor(e,t,n){super(new Uint16Array(e),t,n)}},mh=class extends Ee{constructor(e,t,n){super(new Int32Array(e),t,n)}},Oo=class extends Ee{constructor(e,t,n){super(new Uint32Array(e),t,n)}},Vo=class extends Ee{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=nh(this.array[e*this.itemSize]);return this.normalized&&(t=mn(t,this.array)),t}setX(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize]=wn(t),this}getY(e){let t=nh(this.array[e*this.itemSize+1]);return this.normalized&&(t=mn(t,this.array)),t}setY(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+1]=wn(t),this}getZ(e){let t=nh(this.array[e*this.itemSize+2]);return this.normalized&&(t=mn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+2]=wn(t),this}getW(e){let t=nh(this.array[e*this.itemSize+3]);return this.normalized&&(t=mn(t,this.array)),t}setW(e,t){return this.normalized&&(t=ye(t,this.array)),this.array[e*this.itemSize+3]=wn(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array)),this.array[e+0]=wn(t),this.array[e+1]=wn(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array)),this.array[e+0]=wn(t),this.array[e+1]=wn(n),this.array[e+2]=wn(i),this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array),s=ye(s,this.array)),this.array[e+0]=wn(t),this.array[e+1]=wn(n),this.array[e+2]=wn(i),this.array[e+3]=wn(s),this}},J=class extends Ee{constructor(e,t,n){super(new Float32Array(e),t,n)}},J1=0,ti=new ee,px=new we,Hc=new S,Vn=new _t,$u=new _t,Ht=new S,_e=class o extends on{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:J1++}),this.uuid=kn(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Cm(e)?Oo:Bo)(e,1):this.index=e,this}setIndirect(e){return this.indirect=e,this}getIndirect(){return this.indirect}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){let t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);let n=this.attributes.normal;if(n!==void 0){let s=new pe().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}let i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return ti.makeRotationFromQuaternion(e),this.applyMatrix4(ti),this}rotateX(e){return ti.makeRotationX(e),this.applyMatrix4(ti),this}rotateY(e){return ti.makeRotationY(e),this.applyMatrix4(ti),this}rotateZ(e){return ti.makeRotationZ(e),this.applyMatrix4(ti),this}translate(e,t,n){return ti.makeTranslation(e,t,n),this.applyMatrix4(ti),this}scale(e,t,n){return ti.makeScale(e,t,n),this.applyMatrix4(ti),this}lookAt(e){return px.lookAt(e),px.updateMatrix(),this.applyMatrix4(px.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Hc).negate(),this.translate(Hc.x,Hc.y,Hc.z),this}setFromPoints(e){let t=this.getAttribute("position");if(t===void 0){let n=[];for(let i=0,s=e.length;i<s;i++){let r=e[i];n.push(r.x,r.y,r.z||0)}this.setAttribute("position",new J(n,3))}else{let n=Math.min(e.length,t.count);for(let i=0;i<n;i++){let s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new _t);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new S(-1/0,-1/0,-1/0),new S(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){let s=t[n];Vn.setFromBufferAttribute(s),this.morphTargetsRelative?(Ht.addVectors(this.boundingBox.min,Vn.min),this.boundingBox.expandByPoint(Ht),Ht.addVectors(this.boundingBox.max,Vn.max),this.boundingBox.expandByPoint(Ht)):(this.boundingBox.expandByPoint(Vn.min),this.boundingBox.expandByPoint(Vn.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new ot);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new S,1/0);return}if(e){let n=this.boundingSphere.center;if(Vn.setFromBufferAttribute(e),t)for(let s=0,r=t.length;s<r;s++){let a=t[s];$u.setFromBufferAttribute(a),this.morphTargetsRelative?(Ht.addVectors(Vn.min,$u.min),Vn.expandByPoint(Ht),Ht.addVectors(Vn.max,$u.max),Vn.expandByPoint(Ht)):(Vn.expandByPoint($u.min),Vn.expandByPoint($u.max))}Vn.getCenter(n);let i=0;for(let s=0,r=e.count;s<r;s++)Ht.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(Ht));if(t)for(let s=0,r=t.length;s<r;s++){let a=t[s],c=this.morphTargetsRelative;for(let l=0,u=a.count;l<u;l++)Ht.fromBufferAttribute(a,l),c&&(Hc.fromBufferAttribute(e,l),Ht.add(Hc)),i=Math.max(i,n.distanceToSquared(Ht))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){let e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}let n=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Ee(new Float32Array(4*n.count),4));let r=this.getAttribute("tangent"),a=[],c=[];for(let A=0;A<n.count;A++)a[A]=new S,c[A]=new S;let l=new S,u=new S,h=new S,d=new B,f=new B,p=new B,m=new S,_=new S;function y(A,N,L){l.fromBufferAttribute(n,A),u.fromBufferAttribute(n,N),h.fromBufferAttribute(n,L),d.fromBufferAttribute(s,A),f.fromBufferAttribute(s,N),p.fromBufferAttribute(s,L),u.sub(l),h.sub(l),f.sub(d),p.sub(d);let V=1/(f.x*p.y-p.x*f.y);isFinite(V)&&(m.copy(u).multiplyScalar(p.y).addScaledVector(h,-f.y).multiplyScalar(V),_.copy(h).multiplyScalar(f.x).addScaledVector(u,-p.x).multiplyScalar(V),a[A].add(m),a[N].add(m),a[L].add(m),c[A].add(_),c[N].add(_),c[L].add(_))}let x=this.groups;x.length===0&&(x=[{start:0,count:e.count}]);for(let A=0,N=x.length;A<N;++A){let L=x[A],V=L.start,H=L.count;for(let W=V,X=V+H;W<X;W+=3)y(e.getX(W+0),e.getX(W+1),e.getX(W+2))}let v=new S,T=new S,M=new S,w=new S;function E(A){M.fromBufferAttribute(i,A),w.copy(M);let N=a[A];v.copy(N),v.sub(M.multiplyScalar(M.dot(N))).normalize(),T.crossVectors(w,N);let V=T.dot(c[A])<0?-1:1;r.setXYZW(A,v.x,v.y,v.z,V)}for(let A=0,N=x.length;A<N;++A){let L=x[A],V=L.start,H=L.count;for(let W=V,X=V+H;W<X;W+=3)E(e.getX(W+0)),E(e.getX(W+1)),E(e.getX(W+2))}}computeVertexNormals(){let e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Ee(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let d=0,f=n.count;d<f;d++)n.setXYZ(d,0,0,0);let i=new S,s=new S,r=new S,a=new S,c=new S,l=new S,u=new S,h=new S;if(e)for(let d=0,f=e.count;d<f;d+=3){let p=e.getX(d+0),m=e.getX(d+1),_=e.getX(d+2);i.fromBufferAttribute(t,p),s.fromBufferAttribute(t,m),r.fromBufferAttribute(t,_),u.subVectors(r,s),h.subVectors(i,s),u.cross(h),a.fromBufferAttribute(n,p),c.fromBufferAttribute(n,m),l.fromBufferAttribute(n,_),a.add(u),c.add(u),l.add(u),n.setXYZ(p,a.x,a.y,a.z),n.setXYZ(m,c.x,c.y,c.z),n.setXYZ(_,l.x,l.y,l.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),r.fromBufferAttribute(t,d+2),u.subVectors(r,s),h.subVectors(i,s),u.cross(h),n.setXYZ(d+0,u.x,u.y,u.z),n.setXYZ(d+1,u.x,u.y,u.z),n.setXYZ(d+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){let e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Ht.fromBufferAttribute(e,t),Ht.normalize(),e.setXYZ(t,Ht.x,Ht.y,Ht.z)}toNonIndexed(){function e(a,c){let l=a.array,u=a.itemSize,h=a.normalized,d=new l.constructor(c.length*u),f=0,p=0;for(let m=0,_=c.length;m<_;m++){a.isInterleavedBufferAttribute?f=c[m]*a.data.stride+a.offset:f=c[m]*u;for(let y=0;y<u;y++)d[p++]=l[f++]}return new Ee(d,u,h)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let t=new o,n=this.index.array,i=this.attributes;for(let a in i){let c=i[a],l=e(c,n);t.setAttribute(a,l)}let s=this.morphAttributes;for(let a in s){let c=[],l=s[a];for(let u=0,h=l.length;u<h;u++){let d=l[u],f=e(d,n);c.push(f)}t.morphAttributes[a]=c}t.morphTargetsRelative=this.morphTargetsRelative;let r=this.groups;for(let a=0,c=r.length;a<c;a++){let l=r[a];t.addGroup(l.start,l.count,l.materialIndex)}return t}toJSON(){let e={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){let c=this.parameters;for(let l in c)c[l]!==void 0&&(e[l]=c[l]);return e}e.data={attributes:{}};let t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});let n=this.attributes;for(let c in n){let l=n[c];e.data.attributes[c]=l.toJSON(e.data)}let i={},s=!1;for(let c in this.morphAttributes){let l=this.morphAttributes[c],u=[];for(let h=0,d=l.length;h<d;h++){let f=l[h];u.push(f.toJSON(e.data))}u.length>0&&(i[c]=u,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);let r=this.groups;r.length>0&&(e.data.groups=JSON.parse(JSON.stringify(r)));let a=this.boundingSphere;return a!==null&&(e.data.boundingSphere=a.toJSON()),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;let t={};this.name=e.name;let n=e.index;n!==null&&this.setIndex(n.clone());let i=e.attributes;for(let l in i){let u=i[l];this.setAttribute(l,u.clone(t))}let s=e.morphAttributes;for(let l in s){let u=[],h=s[l];for(let d=0,f=h.length;d<f;d++)u.push(h[d].clone(t));this.morphAttributes[l]=u}this.morphTargetsRelative=e.morphTargetsRelative;let r=e.groups;for(let l=0,u=r.length;l<u;l++){let h=r[l];this.addGroup(h.start,h.count,h.materialIndex)}let a=e.boundingBox;a!==null&&(this.boundingBox=a.clone());let c=e.boundingSphere;return c!==null&&(this.boundingSphere=c.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}},UM=new ee,yo=new ai,cp=new ot,BM=new S,lp=new S,up=new S,hp=new S,mx=new S,dp=new S,OM=new S,fp=new S,Ze=class extends we{constructor(e=new _e,t=new at){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){let t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){let i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,r=i.length;s<r;s++){let a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}getVertexPosition(e,t){let n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,r=n.morphTargetsRelative;t.fromBufferAttribute(i,e);let a=this.morphTargetInfluences;if(s&&a){dp.set(0,0,0);for(let c=0,l=s.length;c<l;c++){let u=a[c],h=s[c];u!==0&&(mx.fromBufferAttribute(h,e),r?dp.addScaledVector(mx,u):dp.addScaledVector(mx.sub(t),u))}t.add(dp)}return t}raycast(e,t){let n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),cp.copy(n.boundingSphere),cp.applyMatrix4(s),yo.copy(e.ray).recast(e.near),!(cp.containsPoint(yo.origin)===!1&&(yo.intersectSphere(cp,BM)===null||yo.origin.distanceToSquared(BM)>(e.far-e.near)**2))&&(UM.copy(s).invert(),yo.copy(e.ray).applyMatrix4(UM),!(n.boundingBox!==null&&yo.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,yo)))}_computeIntersections(e,t,n){let i,s=this.geometry,r=this.material,a=s.index,c=s.attributes.position,l=s.attributes.uv,u=s.attributes.uv1,h=s.attributes.normal,d=s.groups,f=s.drawRange;if(a!==null)if(Array.isArray(r))for(let p=0,m=d.length;p<m;p++){let _=d[p],y=r[_.materialIndex],x=Math.max(_.start,f.start),v=Math.min(a.count,Math.min(_.start+_.count,f.start+f.count));for(let T=x,M=v;T<M;T+=3){let w=a.getX(T),E=a.getX(T+1),A=a.getX(T+2);i=pp(this,y,e,n,l,u,h,w,E,A),i&&(i.faceIndex=Math.floor(T/3),i.face.materialIndex=_.materialIndex,t.push(i))}}else{let p=Math.max(0,f.start),m=Math.min(a.count,f.start+f.count);for(let _=p,y=m;_<y;_+=3){let x=a.getX(_),v=a.getX(_+1),T=a.getX(_+2);i=pp(this,r,e,n,l,u,h,x,v,T),i&&(i.faceIndex=Math.floor(_/3),t.push(i))}}else if(c!==void 0)if(Array.isArray(r))for(let p=0,m=d.length;p<m;p++){let _=d[p],y=r[_.materialIndex],x=Math.max(_.start,f.start),v=Math.min(c.count,Math.min(_.start+_.count,f.start+f.count));for(let T=x,M=v;T<M;T+=3){let w=T,E=T+1,A=T+2;i=pp(this,y,e,n,l,u,h,w,E,A),i&&(i.faceIndex=Math.floor(T/3),i.face.materialIndex=_.materialIndex,t.push(i))}}else{let p=Math.max(0,f.start),m=Math.min(c.count,f.start+f.count);for(let _=p,y=m;_<y;_+=3){let x=_,v=_+1,T=_+2;i=pp(this,r,e,n,l,u,h,x,v,T),i&&(i.faceIndex=Math.floor(_/3),t.push(i))}}}};function Q1(o,e,t,n,i,s,r,a){let c;if(e.side===Nt?c=n.intersectTriangle(r,s,i,!0,a):c=n.intersectTriangle(i,s,r,e.side===zn,a),c===null)return null;fp.copy(a),fp.applyMatrix4(o.matrixWorld);let l=t.ray.origin.distanceTo(fp);return l<t.near||l>t.far?null:{distance:l,point:fp.clone(),object:o}}function pp(o,e,t,n,i,s,r,a,c,l){o.getVertexPosition(a,lp),o.getVertexPosition(c,up),o.getVertexPosition(l,hp);let u=Q1(o,e,t,n,lp,up,hp,OM);if(u){let h=new S;ni.getBarycoord(OM,lp,up,hp,h),i&&(u.uv=ni.getInterpolatedAttribute(i,a,c,l,h,new B)),s&&(u.uv1=ni.getInterpolatedAttribute(s,a,c,l,h,new B)),r&&(u.normal=ni.getInterpolatedAttribute(r,a,c,l,h,new S),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));let d={a,b:c,c:l,normal:new S,materialIndex:0};ni.getNormal(lp,up,hp,d.normal),u.face=d,u.barycoord=h}return u}var Hs=class o extends _e{constructor(e=1,t=1,n=1,i=1,s=1,r=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:r};let a=this;i=Math.floor(i),s=Math.floor(s),r=Math.floor(r);let c=[],l=[],u=[],h=[],d=0,f=0;p("z","y","x",-1,-1,n,t,e,r,s,0),p("z","y","x",1,-1,n,t,-e,r,s,1),p("x","z","y",1,1,e,n,t,i,r,2),p("x","z","y",1,-1,e,n,-t,i,r,3),p("x","y","z",1,-1,e,t,n,i,s,4),p("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(c),this.setAttribute("position",new J(l,3)),this.setAttribute("normal",new J(u,3)),this.setAttribute("uv",new J(h,2));function p(m,_,y,x,v,T,M,w,E,A,N){let L=T/E,V=M/A,H=T/2,W=M/2,X=w/2,ae=E+1,oe=A+1,Le=0,He=0,ve=new S;for(let Me=0;Me<oe;Me++){let Ke=Me*V-W;for(let ct=0;ct<ae;ct++){let et=ct*L-H;ve[m]=et*x,ve[_]=Ke*v,ve[y]=X,l.push(ve.x,ve.y,ve.z),ve[m]=0,ve[_]=0,ve[y]=w>0?1:-1,u.push(ve.x,ve.y,ve.z),h.push(ct/E),h.push(1-Me/A),Le+=1}}for(let Me=0;Me<A;Me++)for(let Ke=0;Ke<E;Ke++){let ct=d+Ke+ae*Me,et=d+Ke+ae*(Me+1),Es=d+(Ke+1)+ae*(Me+1),Hu=d+(Ke+1)+ae*Me;c.push(ct,et,Hu),c.push(et,Es,Hu),He+=6}a.addGroup(f,He,N),f+=He,d+=Le}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}};function Pm(o){let e={};for(let t in o){e[t]={};for(let n in o[t]){let i=o[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function Tn(o){let e={};for(let t=0;t<o.length;t++){let n=Pm(o[t]);for(let i in n)e[i]=n[i]}return e}function eP(o){let e=[];for(let t=0;t<o.length;t++)e.push(o[t].clone());return e}var tP=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,nP=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`,wr=class extends je{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=tP,this.fragmentShader=nP,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Pm(e.uniforms),this.uniformsGroups=eP(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){let t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(let i in this.uniforms){let r=this.uniforms[i].value;r&&r.isTexture?t.uniforms[i]={type:"t",value:r.toJSON(e).uuid}:r&&r.isColor?t.uniforms[i]={type:"c",value:r.getHex()}:r&&r.isVector2?t.uniforms[i]={type:"v2",value:r.toArray()}:r&&r.isVector3?t.uniforms[i]={type:"v3",value:r.toArray()}:r&&r.isVector4?t.uniforms[i]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?t.uniforms[i]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?t.uniforms[i]={type:"m4",value:r.toArray()}:t.uniforms[i]={value:r}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;let n={};for(let i in this.extensions)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}},Ws=class extends we{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ee,this.projectionMatrix=new ee,this.projectionMatrixInverse=new ee,this.coordinateSystem=Kt,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}},br=new S,VM=new B,GM=new B,ht=class extends Ws{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){let t=.5*this.getFilmHeight()/e;this.fov=Ar*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){let e=Math.tan(Co*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Ar*2*Math.atan(Math.tan(Co*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){br.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(br.x,br.y).multiplyScalar(-e/br.z),br.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(br.x,br.y).multiplyScalar(-e/br.z)}getViewSize(e,t){return this.getViewBounds(e,VM,GM),t.subVectors(GM,VM)}setViewOffset(e,t,n,i,s,r){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){let e=this.near,t=e*Math.tan(Co*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i,r=this.view;if(this.view!==null&&this.view.enabled){let c=r.fullWidth,l=r.fullHeight;s+=r.offsetX*i/c,t-=r.offsetY*n/l,i*=r.width/c,n*=r.height/l}let a=this.filmOffset;a!==0&&(s+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){let t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}},Wc=-90,Xc=1,Go=class extends we{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;let i=new ht(Wc,Xc,e,t);i.layers=this.layers,this.add(i);let s=new ht(Wc,Xc,e,t);s.layers=this.layers,this.add(s);let r=new ht(Wc,Xc,e,t);r.layers=this.layers,this.add(r);let a=new ht(Wc,Xc,e,t);a.layers=this.layers,this.add(a);let c=new ht(Wc,Xc,e,t);c.layers=this.layers,this.add(c);let l=new ht(Wc,Xc,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){let e=this.coordinateSystem,t=this.children.concat(),[n,i,s,r,a,c]=t;for(let l of t)this.remove(l);if(e===Kt)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),r.up.set(0,0,1),r.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),c.up.set(0,1,0),c.lookAt(0,0,-1);else if(e===Nn)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),r.up.set(0,0,-1),r.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),c.up.set(0,-1,0),c.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(let l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();let{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());let[s,r,a,c,l,u]=this.children,h=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;let m=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,s),e.setRenderTarget(n,1,i),e.render(t,r),e.setRenderTarget(n,2,i),e.render(t,a),e.setRenderTarget(n,3,i),e.render(t,c),e.setRenderTarget(n,4,i),e.render(t,l),n.texture.generateMipmaps=m,e.setRenderTarget(n,5,i),e.render(t,u),e.setRenderTarget(h,d,f),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}},Pi=class extends Ge{constructor(e=[],t=rs,n,i,s,r,a,c,l,u){super(e,t,n,i,s,r,a,c,l,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}},rl=class extends Er{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;let n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new Pi(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;let n={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},i=new Hs(5,5,5),s=new wr({name:"CubemapFromEquirect",uniforms:Pm(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:Nt,blending:ss});s.uniforms.tEquirect.value=t;let r=new Ze(i,s),a=t.minFilter;return t.minFilter===Zt&&(t.minFilter=Ae),new Go(1,10,this).update(e,r),t.minFilter=a,r.geometry.dispose(),r.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){let s=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(s)}},rn=class extends we{constructor(){super(),this.isGroup=!0,this.type="Group"}},iP={type:"move"},ol=class{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new rn,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new rn,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new S,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new S),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new rn,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new S,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new S),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){let t=this._hand;if(t)for(let n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,r=null,a=this._targetRay,c=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){r=!0;for(let m of e.hand.values()){let _=t.getJointPose(m,n),y=this._getHandJoint(l,m);_!==null&&(y.matrix.fromArray(_.transform.matrix),y.matrix.decompose(y.position,y.rotation,y.scale),y.matrixWorldNeedsUpdate=!0,y.jointRadius=_.radius),y.visible=_!==null}let u=l.joints["index-finger-tip"],h=l.joints["thumb-tip"],d=u.position.distanceTo(h.position),f=.02,p=.005;l.inputState.pinching&&d>f+p?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&d<=f-p&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else c!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(c.matrix.fromArray(s.transform.matrix),c.matrix.decompose(c.position,c.rotation,c.scale),c.matrixWorldNeedsUpdate=!0,s.linearVelocity?(c.hasLinearVelocity=!0,c.linearVelocity.copy(s.linearVelocity)):c.hasLinearVelocity=!1,s.angularVelocity?(c.hasAngularVelocity=!0,c.angularVelocity.copy(s.angularVelocity)):c.hasAngularVelocity=!1));a!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(iP)))}return a!==null&&(a.visible=i!==null),c!==null&&(c.visible=s!==null),l!==null&&(l.visible=r!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){let n=new rn;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}},al=class o{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new q(e),this.density=t}clone(){return new o(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}},cl=class o{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new q(e),this.near=t,this.far=n}clone(){return new o(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}},Xs=class extends we{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new xn,this.environmentIntensity=1,this.environmentRotation=new xn,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__!="undefined"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){let t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}},ci=class{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Mr,this.updateRanges=[],this.version=0,this.uuid=kn()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=kn()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);let t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=kn()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}},fn=new S,Wn=class o{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)fn.fromBufferAttribute(this,t),fn.applyMatrix4(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)fn.fromBufferAttribute(this,t),fn.applyNormalMatrix(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)fn.fromBufferAttribute(this,t),fn.transformDirection(e),this.setXYZ(t,fn.x,fn.y,fn.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=mn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=ye(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=ye(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=ye(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=ye(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=ye(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=mn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=mn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=mn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=mn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=ye(t,this.array),n=ye(n,this.array),i=ye(i,this.array),s=ye(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=s,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");let t=[];for(let n=0;n<this.count;n++){let i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new Ee(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new o(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");let t=[];for(let n=0;n<this.count;n++){let i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}},Rr=class extends je{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new q(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}},qc,Yu=new S,$c=new S,Yc=new S,Kc=new B,Ku=new B,PA=new ee,mp=new S,ju=new S,gp=new S,kM=new B,gx=new B,zM=new B,ll=class extends we{constructor(e=new Rr){if(super(),this.isSprite=!0,this.type="Sprite",qc===void 0){qc=new _e;let t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new ci(t,5);qc.setIndex([0,1,2,0,2,3]),qc.setAttribute("position",new Wn(n,3,0,!1)),qc.setAttribute("uv",new Wn(n,2,3,!1))}this.geometry=qc,this.material=e,this.center=new B(.5,.5),this.count=1}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),$c.setFromMatrixScale(this.matrixWorld),PA.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),Yc.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&$c.multiplyScalar(-Yc.z);let n=this.material.rotation,i,s;n!==0&&(s=Math.cos(n),i=Math.sin(n));let r=this.center;_p(mp.set(-.5,-.5,0),Yc,r,$c,i,s),_p(ju.set(.5,-.5,0),Yc,r,$c,i,s),_p(gp.set(.5,.5,0),Yc,r,$c,i,s),kM.set(0,0),gx.set(1,0),zM.set(1,1);let a=e.ray.intersectTriangle(mp,ju,gp,!1,Yu);if(a===null&&(_p(ju.set(-.5,.5,0),Yc,r,$c,i,s),gx.set(0,1),a=e.ray.intersectTriangle(mp,gp,ju,!1,Yu),a===null))return;let c=e.ray.origin.distanceTo(Yu);c<e.near||c>e.far||t.push({distance:c,point:Yu.clone(),uv:ni.getInterpolation(Yu,mp,ju,gp,kM,gx,zM,new B),face:null,object:this})}copy(e,t){return super.copy(e,t),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}};function _p(o,e,t,n,i,s){Kc.subVectors(o,t).addScalar(.5).multiply(n),i!==void 0?(Ku.x=s*Kc.x-i*Kc.y,Ku.y=i*Kc.x+s*Kc.y):Ku.copy(Kc),o.copy(e),o.x+=Ku.x,o.y+=Ku.y,o.applyMatrix4(PA)}var yp=new S,HM=new S,ul=class extends we{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);let t=e.levels;for(let n=0,i=t.length;n<i;n++){let s=t[n];this.addLevel(s.object.clone(),s.distance,s.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);let i=this.levels,s;for(s=0;s<i.length&&!(t<i[s].distance);s++);return i.splice(s,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}removeLevel(e){let t=this.levels;for(let n=0;n<t.length;n++)if(t[n].distance===e){let i=t.splice(n,1);return this.remove(i[0].object),!0}return!1}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){let t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let s=t[n].distance;if(t[n].object.visible&&(s-=s*t[n].hysteresis),e<s)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){yp.setFromMatrixPosition(this.matrixWorld);let i=e.ray.origin.distanceTo(yp);this.getObjectForDistance(i).raycast(e,t)}}update(e){let t=this.levels;if(t.length>1){yp.setFromMatrixPosition(e.matrixWorld),HM.setFromMatrixPosition(this.matrixWorld);let n=yp.distanceTo(HM)/e.zoom;t[0].object.visible=!0;let i,s;for(i=1,s=t.length;i<s;i++){let r=t[i].distance;if(t[i].object.visible&&(r-=r*t[i].hysteresis),n>=r)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<s;i++)t[i].object.visible=!1}}toJSON(e){let t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];let n=this.levels;for(let i=0,s=n.length;i<s;i++){let r=n[i];t.object.levels.push({object:r.object.uuid,distance:r.distance,hysteresis:r.hysteresis})}return t}},WM=new S,XM=new ge,qM=new ge,sP=new S,$M=new ee,xp=new S,_x=new ot,YM=new ee,yx=new ai,Cr=class extends Ze{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ah,this.bindMatrix=new ee,this.bindMatrixInverse=new ee,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){let e=this.geometry;this.boundingBox===null&&(this.boundingBox=new _t),this.boundingBox.makeEmpty();let t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,xp),this.boundingBox.expandByPoint(xp)}computeBoundingSphere(){let e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new ot),this.boundingSphere.makeEmpty();let t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,xp),this.boundingSphere.expandByPoint(xp)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){let n=this.material,i=this.matrixWorld;n!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),_x.copy(this.boundingSphere),_x.applyMatrix4(i),e.ray.intersectsSphere(_x)!==!1&&(YM.copy(i).invert(),yx.copy(e.ray).applyMatrix4(YM),!(this.boundingBox!==null&&yx.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,yx)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){let e=new ge,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);let s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ah?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===rm?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){let n=this.skeleton,i=this.geometry;XM.fromBufferAttribute(i.attributes.skinIndex,e),qM.fromBufferAttribute(i.attributes.skinWeight,e),WM.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){let r=qM.getComponent(s);if(r!==0){let a=XM.getComponent(s);$M.multiplyMatrices(n.bones[a].matrixWorld,n.boneInverses[a]),t.addScaledVector(sP.copy(WM).applyMatrix4($M),r)}}return t.applyMatrix4(this.bindMatrixInverse)}},qs=class extends we{constructor(){super(),this.isBone=!0,this.type="Bone"}},gn=class extends Ge{constructor(e=null,t=1,n=1,i,s,r,a,c,l=We,u=We,h,d){super(null,r,a,c,l,u,i,s,h,d),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}},KM=new ee,rP=new ee,Nr=class o{constructor(e=[],t=[]){this.uuid=kn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){let e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new ee)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){let n=new ee;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){let n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){let n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){let e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,r=e.length;s<r;s++){let a=e[s]?e[s].matrixWorld:rP;KM.multiplyMatrices(a,t[s]),KM.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new o(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);let t=new Float32Array(e*e*4);t.set(this.boneMatrices);let n=new gn(t,e,e,Ft,nt);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){let i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){let s=e.bones[n],r=t[s];r===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),r=new qs),this.bones.push(r),this.boneInverses.push(new ee().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){let e={metadata:{version:4.7,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;let t=this.bones,n=this.boneInverses;for(let i=0,s=t.length;i<s;i++){let r=t[i];e.bones.push(r.uuid);let a=n[i];e.boneInverses.push(a.toArray())}return e}},Bt=class extends Ee{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){let e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}},jc=new ee,jM=new ee,vp=[],ZM=new _t,oP=new ee,Zu=new Ze,Ju=new ot,Pr=class extends Ze{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Bt(new Float32Array(n*16),16),this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,oP)}computeBoundingBox(){let e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new _t),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,jc),ZM.copy(e.boundingBox).applyMatrix4(jc),this.boundingBox.union(ZM)}computeBoundingSphere(){let e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new ot),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,jc),Ju.copy(e.boundingSphere).applyMatrix4(jc),this.boundingSphere.union(Ju)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){let n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=n.length+1,r=e*s+1;for(let a=0;a<n.length;a++)n[a]=i[r+a]}raycast(e,t){let n=this.matrixWorld,i=this.count;if(Zu.geometry=this.geometry,Zu.material=this.material,Zu.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ju.copy(this.boundingSphere),Ju.applyMatrix4(n),e.ray.intersectsSphere(Ju)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,jc),jM.multiplyMatrices(n,jc),Zu.matrixWorld=jM,Zu.raycast(e,vp);for(let r=0,a=vp.length;r<a;r++){let c=vp[r];c.instanceId=s,c.object=this,t.push(c)}vp.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Bt(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){let n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new gn(new Float32Array(i*this.count),i,this.count,Wr,nt));let s=this.morphTexture.source.data.data,r=0;for(let l=0;l<n.length;l++)r+=n[l];let a=this.geometry.morphTargetsRelative?1:1-r,c=i*e;s[c]=a,s.set(n,c+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}},xx=new S,aP=new S,cP=new pe,pn=class{constructor(e=new S(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){let i=xx.subVectors(n,t).cross(aP.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){let e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){let n=e.delta(xx),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;let s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){let t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){let n=t||cP.getNormalMatrix(e),i=this.coplanarPoint(xx).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}},xo=new ot,lP=new B(.5,.5),Tp=new S,$s=class{constructor(e=new pn,t=new pn,n=new pn,i=new pn,s=new pn,r=new pn){this.planes=[e,t,n,i,s,r]}set(e,t,n,i,s,r){let a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(i),a[4].copy(s),a[5].copy(r),this}copy(e){let t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Kt,n=!1){let i=this.planes,s=e.elements,r=s[0],a=s[1],c=s[2],l=s[3],u=s[4],h=s[5],d=s[6],f=s[7],p=s[8],m=s[9],_=s[10],y=s[11],x=s[12],v=s[13],T=s[14],M=s[15];if(i[0].setComponents(l-r,f-u,y-p,M-x).normalize(),i[1].setComponents(l+r,f+u,y+p,M+x).normalize(),i[2].setComponents(l+a,f+h,y+m,M+v).normalize(),i[3].setComponents(l-a,f-h,y-m,M-v).normalize(),n)i[4].setComponents(c,d,_,T).normalize(),i[5].setComponents(l-c,f-d,y-_,M-T).normalize();else if(i[4].setComponents(l-c,f-d,y-_,M-T).normalize(),t===Kt)i[5].setComponents(l+c,f+d,y+_,M+T).normalize();else if(t===Nn)i[5].setComponents(c,d,_,T).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),xo.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{let t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),xo.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(xo)}intersectsSprite(e){xo.center.set(0,0,0);let t=lP.distanceTo(e.center);return xo.radius=.7071067811865476+t,xo.applyMatrix4(e.matrixWorld),this.intersectsSphere(xo)}intersectsSphere(e){let t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){let t=this.planes;for(let n=0;n<6;n++){let i=t[n];if(Tp.x=i.normal.x>0?e.max.x:e.min.x,Tp.y=i.normal.y>0?e.max.y:e.min.y,Tp.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Tp)<0)return!1}return!0}containsPoint(e){let t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}},ji=new ee,Zi=new $s,ko=class o{constructor(){this.coordinateSystem=Kt}intersectsObject(e,t){if(!t.isArrayCamera||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){let i=t.cameras[n];if(ji.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),Zi.setFromProjectionMatrix(ji,i.coordinateSystem,i.reversedDepth),Zi.intersectsObject(e))return!0}return!1}intersectsSprite(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){let i=t.cameras[n];if(ji.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),Zi.setFromProjectionMatrix(ji,i.coordinateSystem,i.reversedDepth),Zi.intersectsSprite(e))return!0}return!1}intersectsSphere(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){let i=t.cameras[n];if(ji.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),Zi.setFromProjectionMatrix(ji,i.coordinateSystem,i.reversedDepth),Zi.intersectsSphere(e))return!0}return!1}intersectsBox(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){let i=t.cameras[n];if(ji.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),Zi.setFromProjectionMatrix(ji,i.coordinateSystem,i.reversedDepth),Zi.intersectsBox(e))return!0}return!1}containsPoint(e,t){if(!t||!t.cameras||t.cameras.length===0)return!1;for(let n=0;n<t.cameras.length;n++){let i=t.cameras[n];if(ji.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),Zi.setFromProjectionMatrix(ji,i.coordinateSystem,i.reversedDepth),Zi.containsPoint(e))return!0}return!1}clone(){return new o}};function vx(o,e){return o-e}function uP(o,e){return o.z-e.z}function hP(o,e){return e.z-o.z}var Dx=class{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,n,i){let s=this.pool,r=this.list;this.index>=s.length&&s.push({start:-1,count:-1,z:-1,index:-1});let a=s[this.index];r.push(a),this.index++,a.start=e,a.count=t,a.z=n,a.index=i}reset(){this.list.length=0,this.index=0}},En=new ee,dP=new q(1,1,1),JM=new $s,fP=new ko,bp=new _t,vo=new ot,Qu=new S,QM=new S,pP=new S,Tx=new Dx,sn=new Ze,Sp=[];function mP(o,e,t=0){let n=e.itemSize;if(o.isInterleavedBufferAttribute||o.array.constructor!==e.array.constructor){let i=o.count;for(let s=0;s<i;s++)for(let r=0;r<n;r++)e.setComponent(s+t,r,o.getComponent(s,r))}else e.array.set(o.array,t*n);e.needsUpdate=!0}function To(o,e){if(o.constructor!==e.constructor){let t=Math.min(o.length,e.length);for(let n=0;n<t;n++)e[n]=o[n]}else{let t=Math.min(o.length,e.length);e.set(new o.constructor(o.buffer,0,t))}}var hl=class extends Ze{constructor(e,t,n=t*2,i){super(new _e,i),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._instanceInfo=[],this._geometryInfo=[],this._availableInstanceIds=[],this._availableGeometryIds=[],this._nextIndexStart=0,this._nextVertexStart=0,this._geometryCount=0,this._visibilityChanged=!0,this._geometryInitialized=!1,this._maxInstanceCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._multiDrawInstances=null,this._matricesTexture=null,this._indirectTexture=null,this._colorsTexture=null,this._initMatricesTexture(),this._initIndirectTexture()}get maxInstanceCount(){return this._maxInstanceCount}get instanceCount(){return this._instanceInfo.length-this._availableInstanceIds.length}get unusedVertexCount(){return this._maxVertexCount-this._nextVertexStart}get unusedIndexCount(){return this._maxIndexCount-this._nextIndexStart}_initMatricesTexture(){let e=Math.sqrt(this._maxInstanceCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);let t=new Float32Array(e*e*4),n=new gn(t,e,e,Ft,nt);this._matricesTexture=n}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);let t=new Uint32Array(e*e),n=new gn(t,e,e,Xr,Je);this._indirectTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);let t=new Float32Array(e*e*4).fill(1),n=new gn(t,e,e,Ft,nt);n.colorSpace=xe.workingColorSpace,this._colorsTexture=n}_initializeGeometry(e){let t=this.geometry,n=this._maxVertexCount,i=this._maxIndexCount;if(this._geometryInitialized===!1){for(let s in e.attributes){let r=e.getAttribute(s),{array:a,itemSize:c,normalized:l}=r,u=new a.constructor(n*c),h=new Ee(u,c,l);t.setAttribute(s,h)}if(e.getIndex()!==null){let s=n>65535?new Uint32Array(i):new Uint16Array(i);t.setIndex(new Ee(s,1))}this._geometryInitialized=!0}}_validateGeometry(e){let t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(let n in t.attributes){if(!e.hasAttribute(n))throw new Error(`THREE.BatchedMesh: Added geometry missing "${n}". All geometries must have consistent attributes.`);let i=e.getAttribute(n),s=t.getAttribute(n);if(i.itemSize!==s.itemSize||i.normalized!==s.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(e){let t=this._instanceInfo;if(e<0||e>=t.length||t[e].active===!1)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${e}. Instance is either out of range or has been deleted.`)}validateGeometryId(e){let t=this._geometryInfo;if(e<0||e>=t.length||t[e].active===!1)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${e}. Geometry is either out of range or has been deleted.`)}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new _t);let e=this.boundingBox,t=this._instanceInfo;e.makeEmpty();for(let n=0,i=t.length;n<i;n++){if(t[n].active===!1)continue;let s=t[n].geometryIndex;this.getMatrixAt(n,En),this.getBoundingBoxAt(s,bp).applyMatrix4(En),e.union(bp)}}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new ot);let e=this.boundingSphere,t=this._instanceInfo;e.makeEmpty();for(let n=0,i=t.length;n<i;n++){if(t[n].active===!1)continue;let s=t[n].geometryIndex;this.getMatrixAt(n,En),this.getBoundingSphereAt(s,vo).applyMatrix4(En),e.union(vo)}}addInstance(e){if(this._instanceInfo.length>=this.maxInstanceCount&&this._availableInstanceIds.length===0)throw new Error("THREE.BatchedMesh: Maximum item count reached.");let n={visible:!0,active:!0,geometryIndex:e},i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(vx),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=n):(i=this._instanceInfo.length,this._instanceInfo.push(n));let s=this._matricesTexture;En.identity().toArray(s.image.data,i*16),s.needsUpdate=!0;let r=this._colorsTexture;return r&&(dP.toArray(r.image.data,i*4),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(e,t=-1,n=-1){this._initializeGeometry(e),this._validateGeometry(e);let i={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},s=this._geometryInfo;i.vertexStart=this._nextVertexStart,i.reservedVertexCount=t===-1?e.getAttribute("position").count:t;let r=e.getIndex();if(r!==null&&(i.indexStart=this._nextIndexStart,i.reservedIndexCount=n===-1?r.count:n),i.indexStart!==-1&&i.indexStart+i.reservedIndexCount>this._maxIndexCount||i.vertexStart+i.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let c;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(vx),c=this._availableGeometryIds.shift(),s[c]=i):(c=this._geometryCount,this._geometryCount++,s.push(i)),this.setGeometryAt(c,e),this._nextIndexStart=i.indexStart+i.reservedIndexCount,this._nextVertexStart=i.vertexStart+i.reservedVertexCount,c}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);let n=this.geometry,i=n.getIndex()!==null,s=n.getIndex(),r=t.getIndex(),a=this._geometryInfo[e];if(i&&r.count>a.reservedIndexCount||t.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");let c=a.vertexStart,l=a.reservedVertexCount;a.vertexCount=t.getAttribute("position").count;for(let u in n.attributes){let h=t.getAttribute(u),d=n.getAttribute(u);mP(h,d,c);let f=h.itemSize;for(let p=h.count,m=l;p<m;p++){let _=c+p;for(let y=0;y<f;y++)d.setComponent(_,y,0)}d.needsUpdate=!0,d.addUpdateRange(c*f,l*f)}if(i){let u=a.indexStart,h=a.reservedIndexCount;a.indexCount=t.getIndex().count;for(let d=0;d<r.count;d++)s.setX(u+d,c+r.getX(d));for(let d=r.count,f=h;d<f;d++)s.setX(u+d,c);s.needsUpdate=!0,s.addUpdateRange(u,a.reservedIndexCount)}return a.start=i?a.indexStart:a.vertexStart,a.count=i?a.indexCount:a.vertexCount,a.boundingBox=null,t.boundingBox!==null&&(a.boundingBox=t.boundingBox.clone()),a.boundingSphere=null,t.boundingSphere!==null&&(a.boundingSphere=t.boundingSphere.clone()),this._visibilityChanged=!0,e}deleteGeometry(e){let t=this._geometryInfo;if(e>=t.length||t[e].active===!1)return this;let n=this._instanceInfo;for(let i=0,s=n.length;i<s;i++)n[i].active&&n[i].geometryIndex===e&&this.deleteInstance(i);return t[e].active=!1,this._availableGeometryIds.push(e),this._visibilityChanged=!0,this}deleteInstance(e){return this.validateInstanceId(e),this._instanceInfo[e].active=!1,this._availableInstanceIds.push(e),this._visibilityChanged=!0,this}optimize(){let e=0,t=0,n=this._geometryInfo,i=n.map((r,a)=>a).sort((r,a)=>n[r].vertexStart-n[a].vertexStart),s=this.geometry;for(let r=0,a=n.length;r<a;r++){let c=i[r],l=n[c];if(l.active!==!1){if(s.index!==null){if(l.indexStart!==t){let{indexStart:u,vertexStart:h,reservedIndexCount:d}=l,f=s.index,p=f.array,m=e-h;for(let _=u;_<u+d;_++)p[_]=p[_]+m;f.array.copyWithin(t,u,u+d),f.addUpdateRange(t,d),l.indexStart=t}t+=l.reservedIndexCount}if(l.vertexStart!==e){let{vertexStart:u,reservedVertexCount:h}=l,d=s.attributes;for(let f in d){let p=d[f],{array:m,itemSize:_}=p;m.copyWithin(e*_,u*_,(u+h)*_),p.addUpdateRange(e*_,h*_)}l.vertexStart=e}e+=l.reservedVertexCount,l.start=s.index?l.indexStart:l.vertexStart,this._nextIndexStart=s.index?l.indexStart+l.reservedIndexCount:0,this._nextVertexStart=l.vertexStart+l.reservedVertexCount}}return this}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;let n=this.geometry,i=this._geometryInfo[e];if(i.boundingBox===null){let s=new _t,r=n.index,a=n.attributes.position;for(let c=i.start,l=i.start+i.count;c<l;c++){let u=c;r&&(u=r.getX(u)),s.expandByPoint(Qu.fromBufferAttribute(a,u))}i.boundingBox=s}return t.copy(i.boundingBox),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;let n=this.geometry,i=this._geometryInfo[e];if(i.boundingSphere===null){let s=new ot;this.getBoundingBoxAt(e,bp),bp.getCenter(s.center);let r=n.index,a=n.attributes.position,c=0;for(let l=i.start,u=i.start+i.count;l<u;l++){let h=l;r&&(h=r.getX(h)),Qu.fromBufferAttribute(a,h),c=Math.max(c,s.center.distanceToSquared(Qu))}s.radius=Math.sqrt(c),i.boundingSphere=s}return t.copy(i.boundingSphere),t}setMatrixAt(e,t){this.validateInstanceId(e);let n=this._matricesTexture,i=this._matricesTexture.image.data;return t.toArray(i,e*16),n.needsUpdate=!0,this}getMatrixAt(e,t){return this.validateInstanceId(e),t.fromArray(this._matricesTexture.image.data,e*16)}setColorAt(e,t){return this.validateInstanceId(e),this._colorsTexture===null&&this._initColorsTexture(),t.toArray(this._colorsTexture.image.data,e*4),this._colorsTexture.needsUpdate=!0,this}getColorAt(e,t){return this.validateInstanceId(e),t.fromArray(this._colorsTexture.image.data,e*4)}setVisibleAt(e,t){return this.validateInstanceId(e),this._instanceInfo[e].visible===t?this:(this._instanceInfo[e].visible=t,this._visibilityChanged=!0,this)}getVisibleAt(e){return this.validateInstanceId(e),this._instanceInfo[e].visible}setGeometryIdAt(e,t){return this.validateInstanceId(e),this.validateGeometryId(t),this._instanceInfo[e].geometryIndex=t,this}getGeometryIdAt(e){return this.validateInstanceId(e),this._instanceInfo[e].geometryIndex}getGeometryRangeAt(e,t={}){this.validateGeometryId(e);let n=this._geometryInfo[e];return t.vertexStart=n.vertexStart,t.vertexCount=n.vertexCount,t.reservedVertexCount=n.reservedVertexCount,t.indexStart=n.indexStart,t.indexCount=n.indexCount,t.reservedIndexCount=n.reservedIndexCount,t.start=n.start,t.count=n.count,t}setInstanceCount(e){let t=this._availableInstanceIds,n=this._instanceInfo;for(t.sort(vx);t[t.length-1]===n.length-1;)n.pop(),t.pop();if(e<n.length)throw new Error(`BatchedMesh: Instance ids outside the range ${e} are being used. Cannot shrink instance count.`);let i=new Int32Array(e),s=new Int32Array(e);To(this._multiDrawCounts,i),To(this._multiDrawStarts,s),this._multiDrawCounts=i,this._multiDrawStarts=s,this._maxInstanceCount=e;let r=this._indirectTexture,a=this._matricesTexture,c=this._colorsTexture;r.dispose(),this._initIndirectTexture(),To(r.image.data,this._indirectTexture.image.data),a.dispose(),this._initMatricesTexture(),To(a.image.data,this._matricesTexture.image.data),c&&(c.dispose(),this._initColorsTexture(),To(c.image.data,this._colorsTexture.image.data))}setGeometrySize(e,t){let n=[...this._geometryInfo].filter(a=>a.active);if(Math.max(...n.map(a=>a.vertexStart+a.reservedVertexCount))>e)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${t}. Cannot shrink further.`);if(this.geometry.index&&Math.max(...n.map(c=>c.indexStart+c.reservedIndexCount))>t)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${t}. Cannot shrink further.`);let s=this.geometry;s.dispose(),this._maxVertexCount=e,this._maxIndexCount=t,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new _e,this._initializeGeometry(s));let r=this.geometry;s.index&&To(s.index.array,r.index.array);for(let a in s.attributes)To(s.attributes[a].array,r.attributes[a].array)}raycast(e,t){let n=this._instanceInfo,i=this._geometryInfo,s=this.matrixWorld,r=this.geometry;sn.material=this.material,sn.geometry.index=r.index,sn.geometry.attributes=r.attributes,sn.geometry.boundingBox===null&&(sn.geometry.boundingBox=new _t),sn.geometry.boundingSphere===null&&(sn.geometry.boundingSphere=new ot);for(let a=0,c=n.length;a<c;a++){if(!n[a].visible||!n[a].active)continue;let l=n[a].geometryIndex,u=i[l];sn.geometry.setDrawRange(u.start,u.count),this.getMatrixAt(a,sn.matrixWorld).premultiply(s),this.getBoundingBoxAt(l,sn.geometry.boundingBox),this.getBoundingSphereAt(l,sn.geometry.boundingSphere),sn.raycast(e,Sp);for(let h=0,d=Sp.length;h<d;h++){let f=Sp[h];f.object=this,f.batchId=a,t.push(f)}Sp.length=0}sn.material=null,sn.geometry.index=null,sn.geometry.attributes={},sn.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=e.boundingBox!==null?e.boundingBox.clone():null,this.boundingSphere=e.boundingSphere!==null?e.boundingSphere.clone():null,this._geometryInfo=e._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox!==null?t.boundingBox.clone():null,boundingSphere:t.boundingSphere!==null?t.boundingSphere.clone():null})),this._instanceInfo=e._instanceInfo.map(t=>({...t})),this._availableInstanceIds=e._availableInstanceIds.slice(),this._availableGeometryIds=e._availableGeometryIds.slice(),this._nextIndexStart=e._nextIndexStart,this._nextVertexStart=e._nextVertexStart,this._geometryCount=e._geometryCount,this._maxInstanceCount=e._maxInstanceCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._indirectTexture=e._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),this._colorsTexture!==null&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,this._colorsTexture!==null&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(e,t,n,i,s){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;let r=i.getIndex(),a=r===null?1:r.array.BYTES_PER_ELEMENT,c=this._instanceInfo,l=this._multiDrawStarts,u=this._multiDrawCounts,h=this._geometryInfo,d=this.perObjectFrustumCulled,f=this._indirectTexture,p=f.image.data,m=n.isArrayCamera?fP:JM;d&&!n.isArrayCamera&&(En.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),JM.setFromProjectionMatrix(En,n.coordinateSystem,n.reversedDepth));let _=0;if(this.sortObjects){En.copy(this.matrixWorld).invert(),Qu.setFromMatrixPosition(n.matrixWorld).applyMatrix4(En),QM.set(0,0,-1).transformDirection(n.matrixWorld).transformDirection(En);for(let v=0,T=c.length;v<T;v++)if(c[v].visible&&c[v].active){let M=c[v].geometryIndex;this.getMatrixAt(v,En),this.getBoundingSphereAt(M,vo).applyMatrix4(En);let w=!1;if(d&&(w=!m.intersectsSphere(vo,n)),!w){let E=h[M],A=pP.subVectors(vo.center,Qu).dot(QM);Tx.push(E.start,E.count,A,v)}}let y=Tx.list,x=this.customSort;x===null?y.sort(s.transparent?hP:uP):x.call(this,y,n);for(let v=0,T=y.length;v<T;v++){let M=y[v];l[_]=M.start*a,u[_]=M.count,p[_]=M.index,_++}Tx.reset()}else for(let y=0,x=c.length;y<x;y++)if(c[y].visible&&c[y].active){let v=c[y].geometryIndex,T=!1;if(d&&(this.getMatrixAt(y,En),this.getBoundingSphereAt(v,vo).applyMatrix4(En),T=!m.intersectsSphere(vo,n)),!T){let M=h[v];l[_]=M.start*a,u[_]=M.count,p[_]=y,_++}}f.needsUpdate=!0,this._multiDrawCount=_,this._visibilityChanged=!1}onBeforeShadow(e,t,n,i,s,r){this.onBeforeRender(e,null,i,s,r)}},yt=class extends je{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new q(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}},kp=new S,zp=new S,eA=new ee,eh=new ai,Mp=new ot,bx=new S,tA=new S,Pn=class extends we{constructor(e=new _e,t=new yt){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){let e=this.geometry;if(e.index===null){let t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)kp.fromBufferAttribute(t,i-1),zp.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=kp.distanceTo(zp);e.setAttribute("lineDistance",new J(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){let n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,r=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Mp.copy(n.boundingSphere),Mp.applyMatrix4(i),Mp.radius+=s,e.ray.intersectsSphere(Mp)===!1)return;eA.copy(i).invert(),eh.copy(e.ray).applyMatrix4(eA);let a=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=a*a,l=this.isLineSegments?2:1,u=n.index,d=n.attributes.position;if(u!==null){let f=Math.max(0,r.start),p=Math.min(u.count,r.start+r.count);for(let m=f,_=p-1;m<_;m+=l){let y=u.getX(m),x=u.getX(m+1),v=Ap(this,e,eh,c,y,x,m);v&&t.push(v)}if(this.isLineLoop){let m=u.getX(p-1),_=u.getX(f),y=Ap(this,e,eh,c,m,_,p-1);y&&t.push(y)}}else{let f=Math.max(0,r.start),p=Math.min(d.count,r.start+r.count);for(let m=f,_=p-1;m<_;m+=l){let y=Ap(this,e,eh,c,m,m+1,m);y&&t.push(y)}if(this.isLineLoop){let m=Ap(this,e,eh,c,p-1,f,p-1);m&&t.push(m)}}}updateMorphTargets(){let t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){let i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,r=i.length;s<r;s++){let a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}};function Ap(o,e,t,n,i,s,r){let a=o.geometry.attributes.position;if(kp.fromBufferAttribute(a,i),zp.fromBufferAttribute(a,s),t.distanceSqToSegment(kp,zp,bx,tA)>n)return;bx.applyMatrix4(o.matrixWorld);let l=e.ray.origin.distanceTo(bx);if(!(l<e.near||l>e.far))return{distance:l,point:tA.clone().applyMatrix4(o.matrixWorld),index:r,face:null,faceIndex:null,barycoord:null,object:o}}var nA=new S,iA=new S,an=class extends Pn{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){let e=this.geometry;if(e.index===null){let t=e.attributes.position,n=[];for(let i=0,s=t.count;i<s;i+=2)nA.fromBufferAttribute(t,i),iA.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+nA.distanceTo(iA);e.setAttribute("lineDistance",new J(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}},Ir=class extends Pn{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}},es=class extends je{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new q(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}},sA=new ee,Fx=new ai,Ep=new ot,wp=new S,Lr=class extends we{constructor(e=new _e,t=new es){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){let n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,r=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Ep.copy(n.boundingSphere),Ep.applyMatrix4(i),Ep.radius+=s,e.ray.intersectsSphere(Ep)===!1)return;sA.copy(i).invert(),Fx.copy(e.ray).applyMatrix4(sA);let a=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=a*a,l=n.index,h=n.attributes.position;if(l!==null){let d=Math.max(0,r.start),f=Math.min(l.count,r.start+r.count);for(let p=d,m=f;p<m;p++){let _=l.getX(p);wp.fromBufferAttribute(h,_),rA(wp,_,c,i,e,t,this)}}else{let d=Math.max(0,r.start),f=Math.min(h.count,r.start+r.count);for(let p=d,m=f;p<m;p++)wp.fromBufferAttribute(h,p),rA(wp,p,c,i,e,t,this)}}updateMorphTargets(){let t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){let i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,r=i.length;s<r;s++){let a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}};function rA(o,e,t,n,i,s,r){let a=Fx.distanceSqToPoint(o);if(a<t){let c=new S;Fx.closestPointToPoint(o,c),c.applyMatrix4(n);let l=i.ray.origin.distanceTo(c);if(l<i.near||l>i.far)return;s.push({distance:l,distanceToRay:Math.sqrt(a),point:c,index:e,face:null,faceIndex:null,barycoord:null,object:r})}}var dl=class extends Ge{constructor(e,t,n,i,s=Ae,r=Ae,a,c,l){super(e,t,n,i,s,r,a,c,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;let u=this;function h(){u.needsUpdate=!0,u._requestVideoFrameCallbackId=e.requestVideoFrameCallback(h)}"requestVideoFrameCallback"in e&&(this._requestVideoFrameCallbackId=e.requestVideoFrameCallback(h))}clone(){return new this.constructor(this.image).copy(this)}update(){let e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){this._requestVideoFrameCallbackId!==0&&this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),super.dispose()}},gh=class extends dl{constructor(e,t,n,i,s,r,a,c){super({},e,t,n,i,s,r,a,c),this.isVideoFrameTexture=!0}update(){}clone(){return new this.constructor().copy(this)}setFrame(e){this.image=e,this.needsUpdate=!0}},zo=class extends Ge{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=We,this.minFilter=We,this.generateMipmaps=!1,this.needsUpdate=!0}},Dr=class extends Ge{constructor(e,t,n,i,s,r,a,c,l,u,h,d){super(null,r,a,c,l,u,i,s,h,d),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}},_h=class extends Dr{constructor(e,t,n,i,s,r){super(e,t,n,s,r),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Dt,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}},yh=class extends Dr{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,rs),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}},xh=class extends Ge{constructor(e,t,n,i,s,r,a,c,l){super(e,t,n,i,s,r,a,c,l),this.isCanvasTexture=!0,this.needsUpdate=!0}},cn=class extends Ge{constructor(e,t,n=Je,i,s,r,a=We,c=We,l,u=Hn,h=1){if(u!==Hn&&u!==pi)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");let d={width:e,height:t,depth:h};super(d,i,s,r,a,c,u,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new ii(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){let t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}},vh=class extends Ge{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}},fl=class o extends _e{constructor(e=1,t=1,n=4,i=8,s=1){super(),this.type="CapsuleGeometry",this.parameters={radius:e,height:t,capSegments:n,radialSegments:i,heightSegments:s},t=Math.max(0,t),n=Math.max(1,Math.floor(n)),i=Math.max(3,Math.floor(i)),s=Math.max(1,Math.floor(s));let r=[],a=[],c=[],l=[],u=t/2,h=Math.PI/2*e,d=t,f=2*h+d,p=n*2+s,m=i+1,_=new S,y=new S;for(let x=0;x<=p;x++){let v=0,T=0,M=0,w=0;if(x<=n){let N=x/n,L=N*Math.PI/2;T=-u-e*Math.cos(L),M=e*Math.sin(L),w=-e*Math.cos(L),v=N*h}else if(x<=n+s){let N=(x-n)/s;T=-u+N*t,M=e,w=0,v=h+N*d}else{let N=(x-n-s)/n,L=N*Math.PI/2;T=u+e*Math.sin(L),M=e*Math.cos(L),w=e*Math.sin(L),v=h+d+N*h}let E=Math.max(0,Math.min(1,v/f)),A=0;x===0?A=.5/i:x===p&&(A=-.5/i);for(let N=0;N<=i;N++){let L=N/i,V=L*Math.PI*2,H=Math.sin(V),W=Math.cos(V);y.x=-M*W,y.y=T,y.z=M*H,a.push(y.x,y.y,y.z),_.set(-M*W,w,M*H),_.normalize(),c.push(_.x,_.y,_.z),l.push(L+A,E)}if(x>0){let N=(x-1)*m;for(let L=0;L<i;L++){let V=N+L,H=N+L+1,W=x*m+L,X=x*m+L+1;r.push(V,H,W),r.push(H,X,W)}}}this.setIndex(r),this.setAttribute("position",new J(a,3)),this.setAttribute("normal",new J(c,3)),this.setAttribute("uv",new J(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.radius,e.height,e.capSegments,e.radialSegments,e.heightSegments)}},pl=class o extends _e{constructor(e=1,t=32,n=0,i=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);let s=[],r=[],a=[],c=[],l=new S,u=new B;r.push(0,0,0),a.push(0,0,1),c.push(.5,.5);for(let h=0,d=3;h<=t;h++,d+=3){let f=n+h/t*i;l.x=e*Math.cos(f),l.y=e*Math.sin(f),r.push(l.x,l.y,l.z),a.push(0,0,1),u.x=(r[d]/e+1)/2,u.y=(r[d+1]/e+1)/2,c.push(u.x,u.y)}for(let h=1;h<=t;h++)s.push(h,h+1,0);this.setIndex(s),this.setAttribute("position",new J(r,3)),this.setAttribute("normal",new J(a,3)),this.setAttribute("uv",new J(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.radius,e.segments,e.thetaStart,e.thetaLength)}},Fr=class o extends _e{constructor(e=1,t=1,n=1,i=32,s=1,r=!1,a=0,c=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:a,thetaLength:c};let l=this;i=Math.floor(i),s=Math.floor(s);let u=[],h=[],d=[],f=[],p=0,m=[],_=n/2,y=0;x(),r===!1&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(u),this.setAttribute("position",new J(h,3)),this.setAttribute("normal",new J(d,3)),this.setAttribute("uv",new J(f,2));function x(){let T=new S,M=new S,w=0,E=(t-e)/n;for(let A=0;A<=s;A++){let N=[],L=A/s,V=L*(t-e)+e;for(let H=0;H<=i;H++){let W=H/i,X=W*c+a,ae=Math.sin(X),oe=Math.cos(X);M.x=V*ae,M.y=-L*n+_,M.z=V*oe,h.push(M.x,M.y,M.z),T.set(ae,E,oe).normalize(),d.push(T.x,T.y,T.z),f.push(W,1-L),N.push(p++)}m.push(N)}for(let A=0;A<i;A++)for(let N=0;N<s;N++){let 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e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}},_l=class extends Ur{constructor(e,t,n,i,s,r){super(e,t,n,n,i,s,r),this.isArcCurve=!0,this.type="ArcCurve"}};function _v(){let o=0,e=0,t=0,n=0;function i(s,r,a,c){o=s,e=a,t=-3*s+3*r-2*a-c,n=2*s-2*r+a+c}return{initCatmullRom:function(s,r,a,c,l){i(r,a,l*(a-s),l*(c-r))},initNonuniformCatmullRom:function(s,r,a,c,l,u,h){let d=(r-s)/l-(a-s)/(l+u)+(a-r)/u,f=(a-r)/u-(c-r)/(u+h)+(c-a)/h;d*=u,f*=u,i(r,a,d,f)},calc:function(s){let r=s*s,a=r*s;return o+e*s+t*r+n*a}}}var Pp=new S,Mx=new _v,Ax=new _v,Ex=new _v,yl=class extends vn{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new S){let n=t,i=this.points,s=i.length,r=(s-(this.closed?0:1))*e,a=Math.floor(r),c=r-a;this.closed?a+=a>0?0:(Math.floor(Math.abs(a)/s)+1)*s:c===0&&a===s-1&&(a=s-2,c=1);let l,u;this.closed||a>0?l=i[(a-1)%s]:(Pp.subVectors(i[0],i[1]).add(i[0]),l=Pp);let h=i[a%s],d=i[(a+1)%s];if(this.closed||a+2<s?u=i[(a+2)%s]:(Pp.subVectors(i[s-1],i[s-2]).add(i[s-1]),u=Pp),this.curveType==="centripetal"||this.curveType==="chordal"){let f=this.curveType==="chordal"?.5:.25,p=Math.pow(l.distanceToSquared(h),f),m=Math.pow(h.distanceToSquared(d),f),_=Math.pow(d.distanceToSquared(u),f);m<1e-4&&(m=1),p<1e-4&&(p=m),_<1e-4&&(_=m),Mx.initNonuniformCatmullRom(l.x,h.x,d.x,u.x,p,m,_),Ax.initNonuniformCatmullRom(l.y,h.y,d.y,u.y,p,m,_),Ex.initNonuniformCatmullRom(l.z,h.z,d.z,u.z,p,m,_)}else 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t=1-o;return t*t*e}function _P(o,e){return 2*(1-o)*o*e}function yP(o,e){return o*o*e}function rh(o,e,t,n){return gP(o,e)+_P(o,t)+yP(o,n)}function xP(o,e){let t=1-o;return t*t*t*e}function vP(o,e){let t=1-o;return 3*t*t*o*e}function TP(o,e){return 3*(1-o)*o*o*e}function bP(o,e){return o*o*o*e}function oh(o,e,t,n,i){return xP(o,e)+vP(o,t)+TP(o,n)+bP(o,i)}var Wo=class extends vn{constructor(e=new B,t=new B,n=new B,i=new B){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new B){let n=t,i=this.v0,s=this.v1,r=this.v2,a=this.v3;return n.set(oh(e,i.x,s.x,r.x,a.x),oh(e,i.y,s.y,r.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}},xl=class extends vn{constructor(e=new S,t=new S,n=new S,i=new S){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new S){let n=t,i=this.v0,s=this.v1,r=this.v2,a=this.v3;return n.set(oh(e,i.x,s.x,r.x,a.x),oh(e,i.y,s.y,r.y,a.y),oh(e,i.z,s.z,r.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}},Xo=class extends vn{constructor(e=new B,t=new B){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new B){let n=t;return 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w=M/t;h.x=-e*Math.cos(i+w*s)*Math.sin(r+v*a),h.y=e*Math.cos(r+v*a),h.z=e*Math.sin(i+w*s)*Math.sin(r+v*a),p.push(h.x,h.y,h.z),d.copy(h).normalize(),m.push(d.x,d.y,d.z),_.push(w+T,1-v),x.push(l++)}u.push(x)}for(let y=0;y<n;y++)for(let x=0;x<t;x++){let v=u[y][x+1],T=u[y][x],M=u[y+1][x],w=u[y+1][x+1];(y!==0||r>0)&&f.push(v,T,w),(y!==n-1||c<Math.PI)&&f.push(T,M,w)}this.setIndex(f),this.setAttribute("position",new J(p,3)),this.setAttribute("normal",new J(m,3)),this.setAttribute("uv",new J(_,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}},Rl=class o extends ts{constructor(e=1,t=0){let n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];super(n,i,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new o(e.radius,e.detail)}},Cl=class o extends _e{constructor(e=1,t=.4,n=12,i=48,s=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:s},n=Math.floor(n),i=Math.floor(i);let r=[],a=[],c=[],l=[],u=new S,h=new S,d=new S;for(let f=0;f<=n;f++)for(let p=0;p<=i;p++){let m=p/i*s,_=f/n*Math.PI*2;h.x=(e+t*Math.cos(_))*Math.cos(m),h.y=(e+t*Math.cos(_))*Math.sin(m),h.z=t*Math.sin(_),a.push(h.x,h.y,h.z),u.x=e*Math.cos(m),u.y=e*Math.sin(m),d.subVectors(h,u).normalize(),c.push(d.x,d.y,d.z),l.push(p/i),l.push(f/n)}for(let f=1;f<=n;f++)for(let p=1;p<=i;p++){let m=(i+1)*f+p-1,_=(i+1)*(f-1)+p-1,y=(i+1)*(f-1)+p,x=(i+1)*f+p;r.push(m,_,x),r.push(_,y,x)}this.setIndex(r),this.setAttribute("position",new J(a,3)),this.setAttribute("normal",new J(c,3)),this.setAttribute("uv",new J(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}},Nl=class o extends _e{constructor(e=1,t=.4,n=64,i=8,s=2,r=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:s,q:r},n=Math.floor(n),i=Math.floor(i);let a=[],c=[],l=[],u=[],h=new S,d=new S,f=new S,p=new S,m=new S,_=new S,y=new S;for(let v=0;v<=n;++v){let T=v/n*s*Math.PI*2;x(T,s,r,e,f),x(T+.01,s,r,e,p),_.subVectors(p,f),y.addVectors(p,f),m.crossVectors(_,y),y.crossVectors(m,_),m.normalize(),y.normalize();for(let M=0;M<=i;++M){let w=M/i*Math.PI*2,E=-t*Math.cos(w),A=t*Math.sin(w);h.x=f.x+(E*y.x+A*m.x),h.y=f.y+(E*y.y+A*m.y),h.z=f.z+(E*y.z+A*m.z),c.push(h.x,h.y,h.z),d.subVectors(h,f).normalize(),l.push(d.x,d.y,d.z),u.push(v/n),u.push(M/i)}}for(let v=1;v<=n;v++)for(let T=1;T<=i;T++){let M=(i+1)*(v-1)+(T-1),w=(i+1)*v+(T-1),E=(i+1)*v+T,A=(i+1)*(v-1)+T;a.push(M,w,A),a.push(w,E,A)}this.setIndex(a),this.setAttribute("position",new J(c,3)),this.setAttribute("normal",new J(l,3)),this.setAttribute("uv",new J(u,2));function x(v,T,M,w,E){let A=Math.cos(v),N=Math.sin(v),L=M/T*v,V=Math.cos(L);E.x=w*(2+V)*.5*A,E.y=w*(2+V)*N*.5,E.z=w*Math.sin(L)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new o(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}},Pl=class o extends _e{constructor(e=new $o(new S(-1,-1,0),new S(-1,1,0),new S(1,1,0)),t=64,n=1,i=8,s=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:s};let r=e.computeFrenetFrames(t,s);this.tangents=r.tangents,this.normals=r.normals,this.binormals=r.binormals;let a=new S,c=new S,l=new B,u=new S,h=[],d=[],f=[],p=[];m(),this.setIndex(p),this.setAttribute("position",new J(h,3)),this.setAttribute("normal",new J(d,3)),this.setAttribute("uv",new J(f,2));function m(){for(let v=0;v<t;v++)_(v);_(s===!1?t:0),x(),y()}function _(v){u=e.getPointAt(v/t,u);let T=r.normals[v],M=r.binormals[v];for(let w=0;w<=i;w++){let E=w/i*Math.PI*2,A=Math.sin(E),N=-Math.cos(E);c.x=N*T.x+A*M.x,c.y=N*T.y+A*M.y,c.z=N*T.z+A*M.z,c.normalize(),d.push(c.x,c.y,c.z),a.x=u.x+n*c.x,a.y=u.y+n*c.y,a.z=u.z+n*c.z,h.push(a.x,a.y,a.z)}}function y(){for(let v=1;v<=t;v++)for(let T=1;T<=i;T++){let M=(i+1)*(v-1)+(T-1),w=(i+1)*v+(T-1),E=(i+1)*v+T,A=(i+1)*(v-1)+T;p.push(M,w,A),p.push(w,E,A)}}function x(){for(let v=0;v<=t;v++)for(let T=0;T<=i;T++)l.x=v/t,l.y=T/i,f.push(l.x,l.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){let e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new o(new Hp[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}},Il=class extends _e{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){let t=[],n=new Set,i=new S,s=new S;if(e.index!==null){let r=e.attributes.position,a=e.index,c=e.groups;c.length===0&&(c=[{start:0,count:a.count,materialIndex:0}]);for(let l=0,u=c.length;l<u;++l){let h=c[l],d=h.start,f=h.count;for(let p=d,m=d+f;p<m;p+=3)for(let _=0;_<3;_++){let y=a.getX(p+_),x=a.getX(p+(_+1)%3);i.fromBufferAttribute(r,y),s.fromBufferAttribute(r,x),uA(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}}else{let r=e.attributes.position;for(let a=0,c=r.count/3;a<c;a++)for(let l=0;l<3;l++){let u=3*a+l,h=3*a+(l+1)%3;i.fromBufferAttribute(r,u),s.fromBufferAttribute(r,h),uA(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}this.setAttribute("position",new J(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}};function uA(o,e,t){let n=`${o.x},${o.y},${o.z}-${e.x},${e.y},${e.z}`,i=`${e.x},${e.y},${e.z}-${o.x},${o.y},${o.z}`;return t.has(n)===!0||t.has(i)===!0?!1:(t.add(n),t.add(i),!0)}var hA=Object.freeze({__proto__:null,BoxGeometry:Hs,CapsuleGeometry:fl,CircleGeometry:pl,ConeGeometry:Ho,CylinderGeometry:Fr,DodecahedronGeometry:ml,EdgesGeometry:gl,ExtrudeGeometry:Sl,IcosahedronGeometry:Ml,LatheGeometry:Al,OctahedronGeometry:jo,PlaneGeometry:Zo,PolyhedronGeometry:ts,RingGeometry:El,ShapeGeometry:wl,SphereGeometry:Or,TetrahedronGeometry:Rl,TorusGeometry:Cl,TorusKnotGeometry:Nl,TubeGeometry:Pl,WireframeGeometry:Il}),Jo=class extends je{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new q(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}},Ll=class extends wr{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}},Ii=class extends je{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new q(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new q(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new xn,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}},Wt=class extends Ii{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new B(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return fe(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new q(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new q(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new q(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}},Qo=class extends je{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new q(16777215),this.specular=new q(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new q(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new xn,this.combine=Na,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}},ea=class extends je{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new q(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new q(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}},ta=class extends je{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}},na=class extends je{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new q(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new q(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new xn,this.combine=Na,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}},Dl=class extends je{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=fm,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}},Fl=class extends je{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}},ia=class extends je{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new q(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wi,this.normalScale=new B(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}},Vr=class extends yt{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}};function Ro(o,e){return!o||o.constructor===e?o:typeof e.BYTES_PER_ELEMENT=="number"?new e(o):Array.prototype.slice.call(o)}function UA(o){return ArrayBuffer.isView(o)&&!(o instanceof DataView)}function BA(o){function e(i,s){return o[i]-o[s]}let t=o.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function Vx(o,e,t){let n=o.length,i=new o.constructor(n);for(let s=0,r=0;r!==n;++s){let a=t[s]*e;for(let c=0;c!==e;++c)i[r++]=o[a+c]}return i}function yv(o,e,t,n){let i=1,s=o[0];for(;s!==void 0&&s[n]===void 0;)s=o[i++];if(s===void 0)return;let r=s[n];if(r!==void 0)if(Array.isArray(r))do r=s[n],r!==void 0&&(e.push(s.time),t.push(...r)),s=o[i++];while(s!==void 0);else if(r.toArray!==void 0)do r=s[n],r!==void 0&&(e.push(s.time),r.toArray(t,t.length)),s=o[i++];while(s!==void 0);else do r=s[n],r!==void 0&&(e.push(s.time),t.push(r)),s=o[i++];while(s!==void 0)}function HP(o,e,t,n,i=30){let s=o.clone();s.name=e;let r=[];for(let c=0;c<s.tracks.length;++c){let l=s.tracks[c],u=l.getValueSize(),h=[],d=[];for(let f=0;f<l.times.length;++f){let p=l.times[f]*i;if(!(p<t||p>=n)){h.push(l.times[f]);for(let m=0;m<u;++m)d.push(l.values[f*u+m])}}h.length!==0&&(l.times=Ro(h,l.times.constructor),l.values=Ro(d,l.values.constructor),r.push(l))}s.tracks=r;let a=1/0;for(let c=0;c<s.tracks.length;++c)a>s.tracks[c].times[0]&&(a=s.tracks[c].times[0]);for(let c=0;c<s.tracks.length;++c)s.tracks[c].shift(-1*a);return s.resetDuration(),s}function WP(o,e=0,t=o,n=30){n<=0&&(n=30);let i=t.tracks.length,s=e/n;for(let r=0;r<i;++r){let a=t.tracks[r],c=a.ValueTypeName;if(c==="bool"||c==="string")continue;let l=o.tracks.find(function(y){return y.name===a.name&&y.ValueTypeName===c});if(l===void 0)continue;let u=0,h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(u=h/3);let d=0,f=l.getValueSize();l.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(d=f/3);let p=a.times.length-1,m;if(s<=a.times[0]){let y=u,x=h-u;m=a.values.slice(y,x)}else if(s>=a.times[p]){let y=p*h+u,x=y+h-u;m=a.values.slice(y,x)}else{let y=a.createInterpolant(),x=u,v=h-u;y.evaluate(s),m=y.resultBuffer.slice(x,v)}c==="quaternion"&&new tt().fromArray(m).normalize().conjugate().toArray(m);let _=l.times.length;for(let y=0;y<_;++y){let x=y*f+d;if(c==="quaternion")tt.multiplyQuaternionsFlat(l.values,x,m,0,l.values,x);else{let v=f-d*2;for(let T=0;T<v;++T)l.values[x+T]-=m[T]}}}return o.blendMode=xd,o}var Mh=class{static convertArray(e,t){return Ro(e,t)}static isTypedArray(e){return UA(e)}static getKeyframeOrder(e){return BA(e)}static sortedArray(e,t,n){return Vx(e,t,n)}static flattenJSON(e,t,n,i){yv(e,t,n,i)}static subclip(e,t,n,i,s=30){return HP(e,t,n,i,s)}static makeClipAdditive(e,t=0,n=e,i=30){return WP(e,t,n,i)}},Li=class{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){let t=this.parameterPositions,n=this._cachedIndex,i=t[n],s=t[n-1];e:{t:{let r;n:{i:if(!(e<i)){for(let a=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===a)break;if(s=i,i=t[++n],e<i)break t}r=t.length;break n}if(!(e>=s)){let a=t[1];e<a&&(n=2,s=a);for(let c=n-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===c)break;if(i=s,s=t[--n-1],e>=s)break t}r=n,n=0;break n}break e}for(;n<r;){let a=n+r>>>1;e<t[a]?r=a:n=a+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,s,i)}return this.interpolate_(n,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){let t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i;for(let r=0;r!==i;++r)t[r]=n[s+r];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}},Ul=class extends Li{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Bs,endingEnd:Bs}}intervalChanged_(e,t,n){let i=this.parameterPositions,s=e-2,r=e+1,a=i[s],c=i[r];if(a===void 0)switch(this.getSettings_().endingStart){case Os:s=e,a=2*t-n;break;case Io:s=i.length-2,a=t+i[s]-i[s+1];break;default:s=e,a=n}if(c===void 0)switch(this.getSettings_().endingEnd){case Os:r=e,c=2*n-t;break;case Io:r=1,c=n+i[1]-i[0];break;default:r=e-1,c=t}let l=(n-t)*.5,u=this.valueSize;this._weightPrev=l/(t-a),this._weightNext=l/(c-n),this._offsetPrev=s*u,this._offsetNext=r*u}interpolate_(e,t,n,i){let s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,c=e*a,l=c-a,u=this._offsetPrev,h=this._offsetNext,d=this._weightPrev,f=this._weightNext,p=(n-t)/(i-t),m=p*p,_=m*p,y=-d*_+2*d*m-d*p,x=(1+d)*_+(-1.5-2*d)*m+(-.5+d)*p+1,v=(-1-f)*_+(1.5+f)*m+.5*p,T=f*_-f*m;for(let M=0;M!==a;++M)s[M]=y*r[u+M]+x*r[l+M]+v*r[c+M]+T*r[h+M];return s}},sa=class extends Li{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){let s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,c=e*a,l=c-a,u=(n-t)/(i-t),h=1-u;for(let d=0;d!==a;++d)s[d]=r[l+d]*h+r[c+d]*u;return s}},Bl=class extends Li{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}},ln=class{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Ro(t,this.TimeBufferType),this.values=Ro(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){let t=e.constructor,n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Ro(e.times,Array),values:Ro(e.values,Array)};let i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new Bl(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new sa(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Ul(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case ks:t=this.InterpolantFactoryMethodDiscrete;break;case zs:t=this.InterpolantFactoryMethodLinear;break;case tl:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){let n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return ks;case this.InterpolantFactoryMethodLinear:return zs;case this.InterpolantFactoryMethodSmooth:return tl}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){let t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){let t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){let n=this.times,i=n.length,s=0,r=i-1;for(;s!==i&&n[s]<e;)++s;for(;r!==-1&&n[r]>t;)--r;if(++r,s!==0||r!==i){s>=r&&(r=Math.max(r,1),s=r-1);let a=this.getValueSize();this.times=n.slice(s,r),this.values=this.values.slice(s*a,r*a)}return this}validate(){let e=!0,t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);let n=this.times,i=this.values,s=n.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let r=null;for(let a=0;a!==s;a++){let c=n[a];if(typeof c=="number"&&isNaN(c)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,a,c),e=!1;break}if(r!==null&&r>c){console.error("THREE.KeyframeTrack: Out of order keys.",this,a,c,r),e=!1;break}r=c}if(i!==void 0&&UA(i))for(let a=0,c=i.length;a!==c;++a){let l=i[a];if(isNaN(l)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,a,l),e=!1;break}}return e}optimize(){let e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===tl,s=e.length-1,r=1;for(let a=1;a<s;++a){let c=!1,l=e[a],u=e[a+1];if(l!==u&&(a!==1||l!==e[0]))if(i)c=!0;else{let h=a*n,d=h-n,f=h+n;for(let p=0;p!==n;++p){let m=t[h+p];if(m!==t[d+p]||m!==t[f+p]){c=!0;break}}}if(c){if(a!==r){e[r]=e[a];let h=a*n,d=r*n;for(let f=0;f!==n;++f)t[d+f]=t[h+f]}++r}}if(s>0){e[r]=e[s];for(let a=s*n,c=r*n,l=0;l!==n;++l)t[c+l]=t[a+l];++r}return r!==e.length?(this.times=e.slice(0,r),this.values=t.slice(0,r*n)):(this.times=e,this.values=t),this}clone(){let e=this.times.slice(),t=this.values.slice(),n=this.constructor,i=new n(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}};ln.prototype.ValueTypeName="";ln.prototype.TimeBufferType=Float32Array;ln.prototype.ValueBufferType=Float32Array;ln.prototype.DefaultInterpolation=zs;var Di=class extends ln{constructor(e,t,n){super(e,t,n)}};Di.prototype.ValueTypeName="bool";Di.prototype.ValueBufferType=Array;Di.prototype.DefaultInterpolation=ks;Di.prototype.InterpolantFactoryMethodLinear=void 0;Di.prototype.InterpolantFactoryMethodSmooth=void 0;var ra=class extends ln{constructor(e,t,n,i){super(e,t,n,i)}};ra.prototype.ValueTypeName="color";var li=class extends ln{constructor(e,t,n,i){super(e,t,n,i)}};li.prototype.ValueTypeName="number";var Ol=class extends Li{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){let s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,c=(n-t)/(i-t),l=e*a;for(let u=l+a;l!==u;l+=4)tt.slerpFlat(s,0,r,l-a,r,l,c);return s}},ui=class extends ln{constructor(e,t,n,i){super(e,t,n,i)}InterpolantFactoryMethodLinear(e){return new Ol(this.times,this.values,this.getValueSize(),e)}};ui.prototype.ValueTypeName="quaternion";ui.prototype.InterpolantFactoryMethodSmooth=void 0;var Fi=class extends ln{constructor(e,t,n){super(e,t,n)}};Fi.prototype.ValueTypeName="string";Fi.prototype.ValueBufferType=Array;Fi.prototype.DefaultInterpolation=ks;Fi.prototype.InterpolantFactoryMethodLinear=void 0;Fi.prototype.InterpolantFactoryMethodSmooth=void 0;var hi=class extends ln{constructor(e,t,n,i){super(e,t,n,i)}};hi.prototype.ValueTypeName="vector";var Ui=class{constructor(e="",t=-1,n=[],i=tu){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=kn(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){let t=[],n=e.tracks,i=1/(e.fps||1);for(let r=0,a=n.length;r!==a;++r)t.push(qP(n[r]).scale(i));let s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s.userData=JSON.parse(e.userData||"{}"),s}static toJSON(e){let t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let s=0,r=n.length;s!==r;++s)t.push(ln.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){let s=t.length,r=[];for(let a=0;a<s;a++){let c=[],l=[];c.push((a+s-1)%s,a,(a+1)%s),l.push(0,1,0);let u=BA(c);c=Vx(c,1,u),l=Vx(l,1,u),!i&&c[0]===0&&(c.push(s),l.push(l[0])),r.push(new li(".morphTargetInfluences["+t[a].name+"]",c,l).scale(1/n))}return new this(e,-1,r)}static findByName(e,t){let n=e;if(!Array.isArray(e)){let i=e;n=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){let i={},s=/^([\w-]*?)([\d]+)$/;for(let a=0,c=e.length;a<c;a++){let l=e[a],u=l.name.match(s);if(u&&u.length>1){let h=u[1],d=i[h];d||(i[h]=d=[]),d.push(l)}}let r=[];for(let a in i)r.push(this.CreateFromMorphTargetSequence(a,i[a],t,n));return r}static parseAnimation(e,t){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;let 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l=(this.right-this.left)/this.view.fullWidth/this.zoom,u=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=l*this.view.offsetX,r=s+l*this.view.width,a-=u*this.view.offsetY,c=a-u*this.view.height}this.projectionMatrix.makeOrthographic(s,r,a,c,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){let t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}},Hx=class extends Rh{constructor(){super(new Oi(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}},js=class extends di{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(we.DEFAULT_UP),this.updateMatrix(),this.target=new we,this.shadow=new Hx}dispose(){this.shadow.dispose()}copy(e){return 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t.copy(r[0]).multiplyScalar(.282095),t.addScaledVector(r[1],.488603*i),t.addScaledVector(r[2],.488603*s),t.addScaledVector(r[3],.488603*n),t.addScaledVector(r[4],1.092548*(n*i)),t.addScaledVector(r[5],1.092548*(i*s)),t.addScaledVector(r[6],.315392*(3*s*s-1)),t.addScaledVector(r[7],1.092548*(n*s)),t.addScaledVector(r[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){let n=e.x,i=e.y,s=e.z,r=this.coefficients;return t.copy(r[0]).multiplyScalar(.886227),t.addScaledVector(r[1],2*.511664*i),t.addScaledVector(r[2],2*.511664*s),t.addScaledVector(r[3],2*.511664*n),t.addScaledVector(r[4],2*.429043*n*i),t.addScaledVector(r[5],2*.429043*i*s),t.addScaledVector(r[6],.743125*s*s-.247708),t.addScaledVector(r[7],2*.429043*n*s),t.addScaledVector(r[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){let n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){let n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){let n=e.x,i=e.y,s=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*s,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*n*s,t[8]=.546274*(n*n-i*i)}},da=class extends di{constructor(e=new Vl,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){let t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}},fa=class o extends Mt{constructor(e){super(e),this.textures={}}load(e,t,n,i){let s=this,r=new jt(s.manager);r.setPath(s.path),r.setRequestHeader(s.requestHeader),r.setWithCredentials(s.withCredentials),r.load(e,function(a){try{t(s.parse(JSON.parse(a)))}catch(c){i?i(c):console.error(c),s.manager.itemError(e)}},n,i)}parse(e){let t=this.textures;function n(s){return t[s]===void 0&&console.warn("THREE.MaterialLoader: Undefined texture",s),t[s]}let i=this.createMaterialFromType(e.type);if(e.uuid!==void 0&&(i.uuid=e.uuid),e.name!==void 0&&(i.name=e.name),e.color!==void 0&&i.color!==void 0&&i.color.setHex(e.color),e.roughness!==void 0&&(i.roughness=e.roughness),e.metalness!==void 0&&(i.metalness=e.metalness),e.sheen!==void 0&&(i.sheen=e.sheen),e.sheenColor!==void 0&&(i.sheenColor=new q().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(i.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&i.emissive!==void 0&&i.emissive.setHex(e.emissive),e.specular!==void 0&&i.specular!==void 0&&i.specular.setHex(e.specular),e.specularIntensity!==void 0&&(i.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&i.specularColor!==void 0&&i.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(i.shininess=e.shininess),e.clearcoat!==void 0&&(i.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=e.clearcoatRoughness),e.dispersion!==void 0&&(i.dispersion=e.dispersion),e.iridescence!==void 0&&(i.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(i.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(i.transmission=e.transmission),e.thickness!==void 0&&(i.thickness=e.thickness),e.attenuationDistance!==void 0&&(i.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&i.attenuationColor!==void 0&&i.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(i.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(i.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(i.fog=e.fog),e.flatShading!==void 0&&(i.flatShading=e.flatShading),e.blending!==void 0&&(i.blending=e.blending),e.combine!==void 0&&(i.combine=e.combine),e.side!==void 0&&(i.side=e.side),e.shadowSide!==void 0&&(i.shadowSide=e.shadowSide),e.opacity!==void 0&&(i.opacity=e.opacity),e.transparent!==void 0&&(i.transparent=e.transparent),e.alphaTest!==void 0&&(i.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(i.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(i.depthFunc=e.depthFunc),e.depthTest!==void 0&&(i.depthTest=e.depthTest),e.depthWrite!==void 0&&(i.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(i.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(i.blendSrc=e.blendSrc),e.blendDst!==void 0&&(i.blendDst=e.blendDst),e.blendEquation!==void 0&&(i.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(i.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(i.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(i.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&i.blendColor!==void 0&&i.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(i.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(i.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(i.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(i.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(i.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(i.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(i.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(i.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(i.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(i.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(i.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(i.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(i.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(i.rotation=e.rotation),e.linewidth!==void 0&&(i.linewidth=e.linewidth),e.dashSize!==void 0&&(i.dashSize=e.dashSize),e.gapSize!==void 0&&(i.gapSize=e.gapSize),e.scale!==void 0&&(i.scale=e.scale),e.polygonOffset!==void 0&&(i.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(i.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(i.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(i.dithering=e.dithering),e.alphaToCoverage!==void 0&&(i.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(i.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(i.forceSinglePass=e.forceSinglePass),e.visible!==void 0&&(i.visible=e.visible),e.toneMapped!==void 0&&(i.toneMapped=e.toneMapped),e.userData!==void 0&&(i.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),e.uniforms!==void 0)for(let s in e.uniforms){let r=e.uniforms[s];switch(i.uniforms[s]={},r.type){case"t":i.uniforms[s].value=n(r.value);break;case"c":i.uniforms[s].value=new q().setHex(r.value);break;case"v2":i.uniforms[s].value=new B().fromArray(r.value);break;case"v3":i.uniforms[s].value=new S().fromArray(r.value);break;case"v4":i.uniforms[s].value=new ge().fromArray(r.value);break;case"m3":i.uniforms[s].value=new pe().fromArray(r.value);break;case"m4":i.uniforms[s].value=new ee().fromArray(r.value);break;default:i.uniforms[s].value=r.value}}if(e.defines!==void 0&&(i.defines=e.defines),e.vertexShader!==void 0&&(i.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(i.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(i.glslVersion=e.glslVersion),e.extensions!==void 0)for(let s in e.extensions)i.extensions[s]=e.extensions[s];if(e.lights!==void 0&&(i.lights=e.lights),e.clipping!==void 0&&(i.clipping=e.clipping),e.size!==void 0&&(i.size=e.size),e.sizeAttenuation!==void 0&&(i.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(i.map=n(e.map)),e.matcap!==void 0&&(i.matcap=n(e.matcap)),e.alphaMap!==void 0&&(i.alphaMap=n(e.alphaMap)),e.bumpMap!==void 0&&(i.bumpMap=n(e.bumpMap)),e.bumpScale!==void 0&&(i.bumpScale=e.bumpScale),e.normalMap!==void 0&&(i.normalMap=n(e.normalMap)),e.normalMapType!==void 0&&(i.normalMapType=e.normalMapType),e.normalScale!==void 0){let s=e.normalScale;Array.isArray(s)===!1&&(s=[s,s]),i.normalScale=new B().fromArray(s)}return e.displacementMap!==void 0&&(i.displacementMap=n(e.displacementMap)),e.displacementScale!==void 0&&(i.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(i.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(i.roughnessMap=n(e.roughnessMap)),e.metalnessMap!==void 0&&(i.metalnessMap=n(e.metalnessMap)),e.emissiveMap!==void 0&&(i.emissiveMap=n(e.emissiveMap)),e.emissiveIntensity!==void 0&&(i.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(i.specularMap=n(e.specularMap)),e.specularIntensityMap!==void 0&&(i.specularIntensityMap=n(e.specularIntensityMap)),e.specularColorMap!==void 0&&(i.specularColorMap=n(e.specularColorMap)),e.envMap!==void 0&&(i.envMap=n(e.envMap)),e.envMapRotation!==void 0&&i.envMapRotation.fromArray(e.envMapRotation),e.envMapIntensity!==void 0&&(i.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(i.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(i.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(i.lightMap=n(e.lightMap)),e.lightMapIntensity!==void 0&&(i.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(i.aoMap=n(e.aoMap)),e.aoMapIntensity!==void 0&&(i.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(i.gradientMap=n(e.gradientMap)),e.clearcoatMap!==void 0&&(i.clearcoatMap=n(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(i.clearcoatNormalScale=new B().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(i.iridescenceMap=n(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(i.transmissionMap=n(e.transmissionMap)),e.thicknessMap!==void 0&&(i.thicknessMap=n(e.thicknessMap)),e.anisotropyMap!==void 0&&(i.anisotropyMap=n(e.anisotropyMap)),e.sheenColorMap!==void 0&&(i.sheenColorMap=n(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return o.createMaterialFromType(e)}static createMaterialFromType(e){let t={ShadowMaterial:Jo,SpriteMaterial:Rr,RawShaderMaterial:Ll,ShaderMaterial:wr,PointsMaterial:es,MeshPhysicalMaterial:Wt,MeshStandardMaterial:Ii,MeshPhongMaterial:Qo,MeshToonMaterial:ea,MeshNormalMaterial:ta,MeshLambertMaterial:na,MeshDepthMaterial:Dl,MeshDistanceMaterial:Fl,MeshBasicMaterial:at,MeshMatcapMaterial:ia,LineDashedMaterial:Vr,LineBasicMaterial:yt,Material:je};return new t[e]}},Xn=class{static extractUrlBase(e){let t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}},Gl=class extends _e{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){let e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}},kl=class extends Mt{constructor(e){super(e)}load(e,t,n,i){let s=this,r=new jt(s.manager);r.setPath(s.path),r.setRequestHeader(s.requestHeader),r.setWithCredentials(s.withCredentials),r.load(e,function(a){try{t(s.parse(JSON.parse(a)))}catch(c){i?i(c):console.error(c),s.manager.itemError(e)}},n,i)}parse(e){let t={},n={};function i(f,p){if(t[p]!==void 0)return t[p];let _=f.interleavedBuffers[p],y=s(f,_.buffer),x=el(_.type,y),v=new ci(x,_.stride);return v.uuid=_.uuid,t[p]=v,v}function s(f,p){if(n[p]!==void 0)return n[p];let _=f.arrayBuffers[p],y=new Uint32Array(_).buffer;return n[p]=y,y}let r=e.isInstancedBufferGeometry?new Gl:new _e,a=e.data.index;if(a!==void 0){let f=el(a.type,a.array);r.setIndex(new Ee(f,1))}let c=e.data.attributes;for(let f in c){let p=c[f],m;if(p.isInterleavedBufferAttribute){let _=i(e.data,p.data);m=new Wn(_,p.itemSize,p.offset,p.normalized)}else{let _=el(p.type,p.array),y=p.isInstancedBufferAttribute?Bt:Ee;m=new y(_,p.itemSize,p.normalized)}p.name!==void 0&&(m.name=p.name),p.usage!==void 0&&m.setUsage(p.usage),r.setAttribute(f,m)}let l=e.data.morphAttributes;if(l)for(let f in l){let p=l[f],m=[];for(let _=0,y=p.length;_<y;_++){let x=p[_],v;if(x.isInterleavedBufferAttribute){let T=i(e.data,x.data);v=new Wn(T,x.itemSize,x.offset,x.normalized)}else{let T=el(x.type,x.array);v=new Ee(T,x.itemSize,x.normalized)}x.name!==void 0&&(v.name=x.name),m.push(v)}r.morphAttributes[f]=m}e.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);let h=e.data.groups||e.data.drawcalls||e.data.offsets;if(h!==void 0)for(let f=0,p=h.length;f!==p;++f){let m=h[f];r.addGroup(m.start,m.count,m.materialIndex)}let d=e.data.boundingSphere;return d!==void 0&&(r.boundingSphere=new ot().fromJSON(d)),e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}},zl=class extends Mt{constructor(e){super(e)}load(e,t,n,i){let s=this,r=this.path===""?Xn.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||r;let a=new jt(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(c){let l=null;try{l=JSON.parse(c)}catch(h){i!==void 0&&i(h),console.error("THREE:ObjectLoader: Can't parse "+e+".",h.message);return}let u=l.metadata;if(u===void 0||u.type===void 0||u.type.toLowerCase()==="geometry"){i!==void 0&&i(new Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}s.parse(l,t)},n,i)}async loadAsync(e,t){let n=this,i=this.path===""?Xn.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;let s=new jt(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials);let r=await s.loadAsync(e,t),a=JSON.parse(r),c=a.metadata;if(c===void 0||c.type===void 0||c.type.toLowerCase()==="geometry")throw new Error("THREE.ObjectLoader: Can't load "+e);return await n.parseAsync(a)}parse(e,t){let n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),s=this.parseGeometries(e.geometries,i),r=this.parseImages(e.images,function(){t!==void 0&&t(l)}),a=this.parseTextures(e.textures,r),c=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,s,c,a,n),u=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,u),this.bindLightTargets(l),t!==void 0){let h=!1;for(let d in r)if(r[d].data instanceof HTMLImageElement){h=!0;break}h===!1&&t(l)}return l}async parseAsync(e){let t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),s=await this.parseImagesAsync(e.images),r=this.parseTextures(e.textures,s),a=this.parseMaterials(e.materials,r),c=this.parseObject(e.object,i,a,r,t),l=this.parseSkeletons(e.skeletons,c);return this.bindSkeletons(c,l),this.bindLightTargets(c),c}parseShapes(e){let t={};if(e!==void 0)for(let n=0,i=e.length;n<i;n++){let s=new Ni().fromJSON(e[n]);t[s.uuid]=s}return t}parseSkeletons(e,t){let n={},i={};if(t.traverse(function(s){s.isBone&&(i[s.uuid]=s)}),e!==void 0)for(let s=0,r=e.length;s<r;s++){let a=new Nr().fromJSON(e[s],i);n[a.uuid]=a}return n}parseGeometries(e,t){let n={};if(e!==void 0){let i=new kl;for(let s=0,r=e.length;s<r;s++){let a,c=e[s];switch(c.type){case"BufferGeometry":case"InstancedBufferGeometry":a=i.parse(c);break;default:c.type in hA?a=hA[c.type].fromJSON(c,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${c.type}"`)}a.uuid=c.uuid,c.name!==void 0&&(a.name=c.name),c.userData!==void 0&&(a.userData=c.userData),n[c.uuid]=a}}return n}parseMaterials(e,t){let n={},i={};if(e!==void 0){let s=new fa;s.setTextures(t);for(let r=0,a=e.length;r<a;r++){let c=e[r];n[c.uuid]===void 0&&(n[c.uuid]=s.parse(c)),i[c.uuid]=n[c.uuid]}}return i}parseAnimations(e){let t={};if(e!==void 0)for(let n=0;n<e.length;n++){let i=e[n],s=Ui.parse(i);t[s.uuid]=s}return t}parseImages(e,t){let n=this,i={},s;function r(c){return n.manager.itemStart(c),s.load(c,function(){n.manager.itemEnd(c)},void 0,function(){n.manager.itemError(c),n.manager.itemEnd(c)})}function a(c){if(typeof c=="string"){let l=c,u=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(l)?l:n.resourcePath+l;return r(u)}else return c.data?{data:el(c.type,c.data),width:c.width,height:c.height}:null}if(e!==void 0&&e.length>0){let c=new oa(t);s=new Ys(c),s.setCrossOrigin(this.crossOrigin);for(let l=0,u=e.length;l<u;l++){let h=e[l],d=h.url;if(Array.isArray(d)){let f=[];for(let p=0,m=d.length;p<m;p++){let _=d[p],y=a(_);y!==null&&(y instanceof HTMLImageElement?f.push(y):f.push(new gn(y.data,y.width,y.height)))}i[h.uuid]=new ii(f)}else{let f=a(h.url);i[h.uuid]=new ii(f)}}}return i}async parseImagesAsync(e){let t=this,n={},i;async function s(r){if(typeof r=="string"){let a=r,c=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(a)?a:t.resourcePath+a;return await i.loadAsync(c)}else return r.data?{data:el(r.type,r.data),width:r.width,height:r.height}:null}if(e!==void 0&&e.length>0){i=new Ys(this.manager),i.setCrossOrigin(this.crossOrigin);for(let r=0,a=e.length;r<a;r++){let c=e[r],l=c.url;if(Array.isArray(l)){let u=[];for(let h=0,d=l.length;h<d;h++){let f=l[h],p=await s(f);p!==null&&(p instanceof HTMLImageElement?u.push(p):u.push(new gn(p.data,p.width,p.height)))}n[c.uuid]=new ii(u)}else{let u=await s(c.url);n[c.uuid]=new ii(u)}}}return n}parseTextures(e,t){function n(s,r){return typeof s=="number"?s:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",s),r[s])}let i={};if(e!==void 0)for(let s=0,r=e.length;s<r;s++){let a=e[s];a.image===void 0&&console.warn('THREE.ObjectLoader: No "image" specified for',a.uuid),t[a.image]===void 0&&console.warn("THREE.ObjectLoader: Undefined image",a.image);let c=t[a.image],l=c.data,u;Array.isArray(l)?(u=new Pi,l.length===6&&(u.needsUpdate=!0)):(l&&l.data?u=new gn:u=new Ge,l&&(u.needsUpdate=!0)),u.source=c,u.uuid=a.uuid,a.name!==void 0&&(u.name=a.name),a.mapping!==void 0&&(u.mapping=n(a.mapping,$P)),a.channel!==void 0&&(u.channel=a.channel),a.offset!==void 0&&u.offset.fromArray(a.offset),a.repeat!==void 0&&u.repeat.fromArray(a.repeat),a.center!==void 0&&u.center.fromArray(a.center),a.rotation!==void 0&&(u.rotation=a.rotation),a.wrap!==void 0&&(u.wrapS=n(a.wrap[0],mA),u.wrapT=n(a.wrap[1],mA)),a.format!==void 0&&(u.format=a.format),a.internalFormat!==void 0&&(u.internalFormat=a.internalFormat),a.type!==void 0&&(u.type=a.type),a.colorSpace!==void 0&&(u.colorSpace=a.colorSpace),a.minFilter!==void 0&&(u.minFilter=n(a.minFilter,gA)),a.magFilter!==void 0&&(u.magFilter=n(a.magFilter,gA)),a.anisotropy!==void 0&&(u.anisotropy=a.anisotropy),a.flipY!==void 0&&(u.flipY=a.flipY),a.generateMipmaps!==void 0&&(u.generateMipmaps=a.generateMipmaps),a.premultiplyAlpha!==void 0&&(u.premultiplyAlpha=a.premultiplyAlpha),a.unpackAlignment!==void 0&&(u.unpackAlignment=a.unpackAlignment),a.compareFunction!==void 0&&(u.compareFunction=a.compareFunction),a.userData!==void 0&&(u.userData=a.userData),i[a.uuid]=u}return i}parseObject(e,t,n,i,s){let r;function a(d){return t[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined geometry",d),t[d]}function c(d){if(d!==void 0){if(Array.isArray(d)){let f=[];for(let p=0,m=d.length;p<m;p++){let _=d[p];n[_]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",_),f.push(n[_])}return f}return n[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",d),n[d]}}function l(d){return i[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined texture",d),i[d]}let u,h;switch(e.type){case"Scene":r=new Xs,e.background!==void 0&&(Number.isInteger(e.background)?r.background=new q(e.background):r.background=l(e.background)),e.environment!==void 0&&(r.environment=l(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?r.fog=new cl(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(r.fog=new al(e.fog.color,e.fog.density)),e.fog.name!==""&&(r.fog.name=e.fog.name)),e.backgroundBlurriness!==void 0&&(r.backgroundBlurriness=e.backgroundBlurriness),e.backgroundIntensity!==void 0&&(r.backgroundIntensity=e.backgroundIntensity),e.backgroundRotation!==void 0&&r.backgroundRotation.fromArray(e.backgroundRotation),e.environmentIntensity!==void 0&&(r.environmentIntensity=e.environmentIntensity),e.environmentRotation!==void 0&&r.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":r=new ht(e.fov,e.aspect,e.near,e.far),e.focus!==void 0&&(r.focus=e.focus),e.zoom!==void 0&&(r.zoom=e.zoom),e.filmGauge!==void 0&&(r.filmGauge=e.filmGauge),e.filmOffset!==void 0&&(r.filmOffset=e.filmOffset),e.view!==void 0&&(r.view=Object.assign({},e.view));break;case"OrthographicCamera":r=new Oi(e.left,e.right,e.top,e.bottom,e.near,e.far),e.zoom!==void 0&&(r.zoom=e.zoom),e.view!==void 0&&(r.view=Object.assign({},e.view));break;case"AmbientLight":r=new ua(e.color,e.intensity);break;case"DirectionalLight":r=new js(e.color,e.intensity),r.target=e.target||"";break;case"PointLight":r=new Ks(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":r=new ha(e.color,e.intensity,e.width,e.height);break;case"SpotLight":r=new Bi(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),r.target=e.target||"";break;case"HemisphereLight":r=new la(e.color,e.groundColor,e.intensity);break;case"LightProbe":r=new da().fromJSON(e);break;case"SkinnedMesh":u=a(e.geometry),h=c(e.material),r=new Cr(u,h),e.bindMode!==void 0&&(r.bindMode=e.bindMode),e.bindMatrix!==void 0&&r.bindMatrix.fromArray(e.bindMatrix),e.skeleton!==void 0&&(r.skeleton=e.skeleton);break;case"Mesh":u=a(e.geometry),h=c(e.material),r=new Ze(u,h);break;case"InstancedMesh":u=a(e.geometry),h=c(e.material);let d=e.count,f=e.instanceMatrix,p=e.instanceColor;r=new Pr(u,h,d),r.instanceMatrix=new Bt(new Float32Array(f.array),16),p!==void 0&&(r.instanceColor=new Bt(new Float32Array(p.array),p.itemSize));break;case"BatchedMesh":u=a(e.geometry),h=c(e.material),r=new hl(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,h),r.geometry=u,r.perObjectFrustumCulled=e.perObjectFrustumCulled,r.sortObjects=e.sortObjects,r._drawRanges=e.drawRanges,r._reservedRanges=e.reservedRanges,r._geometryInfo=e.geometryInfo.map(m=>{let _=null,y=null;return m.boundingBox!==void 0&&(_=new _t().fromJSON(m.boundingBox)),m.boundingSphere!==void 0&&(y=new ot().fromJSON(m.boundingSphere)),{...m,boundingBox:_,boundingSphere:y}}),r._instanceInfo=e.instanceInfo,r._availableInstanceIds=e._availableInstanceIds,r._availableGeometryIds=e._availableGeometryIds,r._nextIndexStart=e.nextIndexStart,r._nextVertexStart=e.nextVertexStart,r._geometryCount=e.geometryCount,r._maxInstanceCount=e.maxInstanceCount,r._maxVertexCount=e.maxVertexCount,r._maxIndexCount=e.maxIndexCount,r._geometryInitialized=e.geometryInitialized,r._matricesTexture=l(e.matricesTexture.uuid),r._indirectTexture=l(e.indirectTexture.uuid),e.colorsTexture!==void 0&&(r._colorsTexture=l(e.colorsTexture.uuid)),e.boundingSphere!==void 0&&(r.boundingSphere=new ot().fromJSON(e.boundingSphere)),e.boundingBox!==void 0&&(r.boundingBox=new _t().fromJSON(e.boundingBox));break;case"LOD":r=new ul;break;case"Line":r=new Pn(a(e.geometry),c(e.material));break;case"LineLoop":r=new Ir(a(e.geometry),c(e.material));break;case"LineSegments":r=new an(a(e.geometry),c(e.material));break;case"PointCloud":case"Points":r=new Lr(a(e.geometry),c(e.material));break;case"Sprite":r=new ll(c(e.material));break;case"Group":r=new rn;break;case"Bone":r=new qs;break;default:r=new we}if(r.uuid=e.uuid,e.name!==void 0&&(r.name=e.name),e.matrix!==void 0?(r.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(r.matrixAutoUpdate=e.matrixAutoUpdate),r.matrixAutoUpdate&&r.matrix.decompose(r.position,r.quaternion,r.scale)):(e.position!==void 0&&r.position.fromArray(e.position),e.rotation!==void 0&&r.rotation.fromArray(e.rotation),e.quaternion!==void 0&&r.quaternion.fromArray(e.quaternion),e.scale!==void 0&&r.scale.fromArray(e.scale)),e.up!==void 0&&r.up.fromArray(e.up),e.castShadow!==void 0&&(r.castShadow=e.castShadow),e.receiveShadow!==void 0&&(r.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.intensity!==void 0&&(r.shadow.intensity=e.shadow.intensity),e.shadow.bias!==void 0&&(r.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(r.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(r.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&r.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(r.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(r.visible=e.visible),e.frustumCulled!==void 0&&(r.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(r.renderOrder=e.renderOrder),e.userData!==void 0&&(r.userData=e.userData),e.layers!==void 0&&(r.layers.mask=e.layers),e.children!==void 0){let d=e.children;for(let f=0;f<d.length;f++)r.add(this.parseObject(d[f],t,n,i,s))}if(e.animations!==void 0){let d=e.animations;for(let f=0;f<d.length;f++){let p=d[f];r.animations.push(s[p])}}if(e.type==="LOD"){e.autoUpdate!==void 0&&(r.autoUpdate=e.autoUpdate);let d=e.levels;for(let f=0;f<d.length;f++){let p=d[f],m=r.getObjectByProperty("uuid",p.object);m!==void 0&&r.addLevel(m,p.distance,p.hysteresis)}}return r}bindSkeletons(e,t){Object.keys(t).length!==0&&e.traverse(function(n){if(n.isSkinnedMesh===!0&&n.skeleton!==void 0){let i=t[n.skeleton];i===void 0?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",n.skeleton):n.bind(i,n.bindMatrix)}})}bindLightTargets(e){e.traverse(function(t){if(t.isDirectionalLight||t.isSpotLight){let n=t.target,i=e.getObjectByProperty("uuid",n);i!==void 0?t.target=i:t.target=new we}})}},$P={UVMapping:Pa,CubeReflectionMapping:rs,CubeRefractionMapping:zr,EquirectangularReflectionMapping:Ia,EquirectangularRefractionMapping:La,CubeUVReflectionMapping:Da},mA={RepeatWrapping:Cn,ClampToEdgeWrapping:Dt,MirroredRepeatWrapping:oi},gA={NearestFilter:We,NearestMipmapNearestFilter:Hr,NearestMipmapLinearFilter:ki,LinearFilter:Ae,LinearMipmapNearestFilter:Zs,LinearMipmapLinearFilter:Zt},Cx=new WeakMap,pa=class extends Mt{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap=="undefined"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch=="undefined"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);let s=this,r=si.get(`image-bitmap:${e}`);if(r!==void 0){if(s.manager.itemStart(e),r.then){r.then(l=>{if(Cx.has(r)===!0)i&&i(Cx.get(r)),s.manager.itemError(e),s.manager.itemEnd(e);else return t&&t(l),s.manager.itemEnd(e),l});return}return setTimeout(function(){t&&t(r),s.manager.itemEnd(e)},0),r}let a={};a.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",a.headers=this.requestHeader,a.signal=typeof AbortSignal.any=="function"?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;let c=fetch(e,a).then(function(l){return l.blob()}).then(function(l){return createImageBitmap(l,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(l){return si.add(`image-bitmap:${e}`,l),t&&t(l),s.manager.itemEnd(e),l}).catch(function(l){i&&i(l),Cx.set(c,l),si.remove(`image-bitmap:${e}`),s.manager.itemError(e),s.manager.itemEnd(e)});si.add(`image-bitmap:${e}`,c),s.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}},Dp,ma=class{static getContext(){return Dp===void 0&&(Dp=new(window.AudioContext||window.webkitAudioContext)),Dp}static setContext(e){Dp=e}},Ch=class extends Mt{constructor(e){super(e)}load(e,t,n,i){let s=this,r=new jt(this.manager);r.setResponseType("arraybuffer"),r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(e,function(c){try{let l=c.slice(0);ma.getContext().decodeAudioData(l,function(h){t(h)}).catch(a)}catch(l){a(l)}},n,i);function a(c){i?i(c):console.error(c),s.manager.itemError(e)}}},_A=new ee,yA=new ee,bo=new ee,Nh=class{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new ht,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new ht,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){let t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,bo.copy(e.projectionMatrix);let i=t.eyeSep/2,s=i*t.near/t.focus,r=t.near*Math.tan(Co*t.fov*.5)/t.zoom,a,c;yA.elements[12]=-i,_A.elements[12]=i,a=-r*t.aspect+s,c=r*t.aspect+s,bo.elements[0]=2*t.near/(c-a),bo.elements[8]=(c+a)/(c-a),this.cameraL.projectionMatrix.copy(bo),a=-r*t.aspect-s,c=r*t.aspect-s,bo.elements[0]=2*t.near/(c-a),bo.elements[8]=(c+a)/(c-a),this.cameraR.projectionMatrix.copy(bo)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(yA),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(_A)}},Hl=class extends ht{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}},Wl=class{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=performance.now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){let t=performance.now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}},So=new S,Nx=new tt,YP=new S,Mo=new S,Ao=new S,Ph=class extends we{constructor(){super(),this.type="AudioListener",this.context=ma.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Wl}getInput(){return this.gain}removeFilter(){return this.filter!==null&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return this.filter!==null?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);let t=this.context.listener;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(So,Nx,YP),Mo.set(0,0,-1).applyQuaternion(Nx),Ao.set(0,1,0).applyQuaternion(Nx),t.positionX){let n=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(So.x,n),t.positionY.linearRampToValueAtTime(So.y,n),t.positionZ.linearRampToValueAtTime(So.z,n),t.forwardX.linearRampToValueAtTime(Mo.x,n),t.forwardY.linearRampToValueAtTime(Mo.y,n),t.forwardZ.linearRampToValueAtTime(Mo.z,n),t.upX.linearRampToValueAtTime(Ao.x,n),t.upY.linearRampToValueAtTime(Ao.y,n),t.upZ.linearRampToValueAtTime(Ao.z,n)}else t.setPosition(So.x,So.y,So.z),t.setOrientation(Mo.x,Mo.y,Mo.z,Ao.x,Ao.y,Ao.z)}},Xl=class extends we{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){console.warn("THREE.Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;let t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(e=0){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this._connected!==!1){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,this.isPlaying===!0&&this.source.detune!==void 0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1,this._progress=0}getLoop(){return this.hasPlaybackControl===!1?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}copy(e,t){return super.copy(e,t),e.sourceType!=="buffer"?(console.warn("THREE.Audio: Audio source type cannot be copied."),this):(this.autoplay=e.autoplay,this.buffer=e.buffer,this.detune=e.detune,this.loop=e.loop,this.loopStart=e.loopStart,this.loopEnd=e.loopEnd,this.offset=e.offset,this.duration=e.duration,this.playbackRate=e.playbackRate,this.hasPlaybackControl=e.hasPlaybackControl,this.sourceType=e.sourceType,this.filters=e.filters.slice(),this)}clone(e){return new this.constructor(this.listener).copy(this,e)}},Eo=new S,xA=new tt,KP=new S,wo=new S,Ih=class extends Xl{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){return super.connect(),this.panner.connect(this.gain),this}disconnect(){return super.disconnect(),this.panner.disconnect(this.gain),this}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(Eo,xA,KP),wo.set(0,0,1).applyQuaternion(xA);let t=this.panner;if(t.positionX){let n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Eo.x,n),t.positionY.linearRampToValueAtTime(Eo.y,n),t.positionZ.linearRampToValueAtTime(Eo.z,n),t.orientationX.linearRampToValueAtTime(wo.x,n),t.orientationY.linearRampToValueAtTime(wo.y,n),t.orientationZ.linearRampToValueAtTime(wo.z,n)}else t.setPosition(Eo.x,Eo.y,Eo.z),t.setOrientation(wo.x,wo.y,wo.z)}},Lh=class{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0,t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}},ql=class{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,r;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,r=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,r=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,r=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=s,this._setIdentity=r,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){let n=this.buffer,i=this.valueSize,s=e*i+i,r=this.cumulativeWeight;if(r===0){for(let a=0;a!==i;++a)n[s+a]=n[a];r=t}else{r+=t;let a=t/r;this._mixBufferRegion(n,s,0,a,i)}this.cumulativeWeight=r}accumulateAdditive(e){let t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){let t=this.valueSize,n=this.buffer,i=e*t+t,s=this.cumulativeWeight,r=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){let c=t*this._origIndex;this._mixBufferRegion(n,i,c,1-s,t)}r>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let c=t,l=t+t;c!==l;++c)if(n[c]!==n[c+t]){a.setValue(n,i);break}}saveOriginalState(){let e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let s=n,r=i;s!==r;++s)t[s]=t[i+s%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){let e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){let e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){let e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let r=0;r!==s;++r)e[t+r]=e[n+r]}_slerp(e,t,n,i){tt.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){let r=this._workIndex*s;tt.multiplyQuaternionsFlat(e,r,e,t,e,n),tt.slerpFlat(e,t,e,t,e,r,i)}_lerp(e,t,n,i,s){let r=1-i;for(let a=0;a!==s;++a){let c=t+a;e[c]=e[c]*r+e[n+a]*i}}_lerpAdditive(e,t,n,i,s){for(let r=0;r!==s;++r){let a=t+r;e[a]=e[a]+e[n+r]*i}}},xv="\\[\\]\\.:\\/",jP=new RegExp("["+xv+"]","g"),vv="[^"+xv+"]",ZP="[^"+xv.replace("\\.","")+"]",JP=/((?:WC+[\/:])*)/.source.replace("WC",vv),QP=/(WCOD+)?/.source.replace("WCOD",ZP),eI=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",vv),tI=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",vv),nI=new RegExp("^"+JP+QP+eI+tI+"$"),iI=["material","materials","bones","map"],Wx=class{constructor(e,t,n){let i=n||De.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();let n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){let n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=n.length;i!==s;++i)n[i].setValue(e,t)}bind(){let e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){let e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}},De=class o{constructor(e,t,n){this.path=t,this.parsedPath=n||o.parseTrackName(t),this.node=o.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new o.Composite(e,t,n):new o(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(jP,"")}static parseTrackName(e){let t=nI.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);let n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){let s=n.nodeName.substring(i+1);iI.indexOf(s)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=s)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){let n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){let n=function(s){for(let r=0;r<s.length;r++){let a=s[r];if(a.name===t||a.uuid===t)return a;let c=n(a.children);if(c)return c}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){let n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){let n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){let n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){let n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node,t=this.parsedPath,n=t.objectName,i=t.propertyName,s=t.propertyIndex;if(e||(e=o.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let l=t.objectIndex;switch(n){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let u=0;u<e.length;u++)if(e[u].name===l){l=u;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(l!==void 0){if(e[l]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[l]}}let r=e[i];if(r===void 0){let l=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+l+"."+i+" but it wasn't found.",e);return}let a=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?a=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(a=this.Versioning.MatrixWorldNeedsUpdate);let c=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}c=this.BindingType.ArrayElement,this.resolvedProperty=r,this.propertyIndex=s}else r.fromArray!==void 0&&r.toArray!==void 0?(c=this.BindingType.HasFromToArray,this.resolvedProperty=r):Array.isArray(r)?(c=this.BindingType.EntireArray,this.resolvedProperty=r):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}};De.Composite=Wx;De.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};De.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};De.prototype.GetterByBindingType=[De.prototype._getValue_direct,De.prototype._getValue_array,De.prototype._getValue_arrayElement,De.prototype._getValue_toArray];De.prototype.SetterByBindingTypeAndVersioning=[[De.prototype._setValue_direct,De.prototype._setValue_direct_setNeedsUpdate,De.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[De.prototype._setValue_array,De.prototype._setValue_array_setNeedsUpdate,De.prototype._setValue_array_setMatrixWorldNeedsUpdate],[De.prototype._setValue_arrayElement,De.prototype._setValue_arrayElement_setNeedsUpdate,De.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[De.prototype._setValue_fromArray,De.prototype._setValue_fromArray_setNeedsUpdate,De.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];var Dh=class{constructor(){this.isAnimationObjectGroup=!0,this.uuid=kn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;let e={};this._indicesByUUID=e;for(let n=0,i=arguments.length;n!==i;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};let t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){let e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,s=this._bindings,r=s.length,a,c=e.length,l=this.nCachedObjects_;for(let u=0,h=arguments.length;u!==h;++u){let d=arguments[u],f=d.uuid,p=t[f];if(p===void 0){p=c++,t[f]=p,e.push(d);for(let m=0,_=r;m!==_;++m)s[m].push(new De(d,n[m],i[m]))}else if(p<l){a=e[p];let m=--l,_=e[m];t[_.uuid]=p,e[p]=_,t[f]=m,e[m]=d;for(let y=0,x=r;y!==x;++y){let v=s[y],T=v[m],M=v[p];v[p]=T,M===void 0&&(M=new De(d,n[y],i[y])),v[m]=M}}else e[p]!==a&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){let e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length,s=this.nCachedObjects_;for(let r=0,a=arguments.length;r!==a;++r){let c=arguments[r],l=c.uuid,u=t[l];if(u!==void 0&&u>=s){let h=s++,d=e[h];t[d.uuid]=u,e[u]=d,t[l]=h,e[h]=c;for(let f=0,p=i;f!==p;++f){let m=n[f],_=m[h],y=m[u];m[u]=_,m[h]=y}}}this.nCachedObjects_=s}uncache(){let e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length,s=this.nCachedObjects_,r=e.length;for(let a=0,c=arguments.length;a!==c;++a){let l=arguments[a],u=l.uuid,h=t[u];if(h!==void 0)if(delete t[u],h<s){let d=--s,f=e[d],p=--r,m=e[p];t[f.uuid]=h,e[h]=f,t[m.uuid]=d,e[d]=m,e.pop();for(let _=0,y=i;_!==y;++_){let x=n[_],v=x[d],T=x[p];x[h]=v,x[d]=T,x.pop()}}else{let d=--r,f=e[d];d>0&&(t[f.uuid]=h),e[h]=f,e.pop();for(let p=0,m=i;p!==m;++p){let _=n[p];_[h]=_[d],_.pop()}}}this.nCachedObjects_=s}subscribe_(e,t){let n=this._bindingsIndicesByPath,i=n[e],s=this._bindings;if(i!==void 0)return s[i];let r=this._paths,a=this._parsedPaths,c=this._objects,l=c.length,u=this.nCachedObjects_,h=new Array(l);i=s.length,n[e]=i,r.push(e),a.push(t),s.push(h);for(let d=u,f=c.length;d!==f;++d){let p=c[d];h[d]=new De(p,e,t)}return h}unsubscribe_(e){let t=this._bindingsIndicesByPath,n=t[e];if(n!==void 0){let i=this._paths,s=this._parsedPaths,r=this._bindings,a=r.length-1,c=r[a],l=e[a];t[l]=n,r[n]=c,r.pop(),s[n]=s[a],s.pop(),i[n]=i[a],i.pop()}}},$l=class{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;let s=t.tracks,r=s.length,a=new Array(r),c={endingStart:Bs,endingEnd:Bs};for(let l=0;l!==r;++l){let u=s[l].createInterpolant(null);a[l]=u,u.settings=c}this._interpolantSettings=c,this._interpolants=a,this._propertyBindings=new 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this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,bA).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}},SA=new S,Fp=new S,Jc=new S,Qc=new S,Px=new S,aI=new S,cI=new S,Wh=class{constructor(e=new S,t=new S){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){SA.subVectors(e,this.start),Fp.subVectors(this.end,this.start);let n=Fp.dot(Fp),s=Fp.dot(SA)/n;return t&&(s=fe(s,0,1)),s}closestPointToPoint(e,t,n){let i=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(i).add(this.start)}distanceSqToLine3(e,t=aI,n=cI){let i=10000000000000001e-32,s,r,a=this.start,c=e.start,l=this.end,u=e.end;Jc.subVectors(l,a),Qc.subVectors(u,c),Px.subVectors(a,c);let h=Jc.dot(Jc),d=Qc.dot(Qc),f=Qc.dot(Px);if(h<=i&&d<=i)return t.copy(a),n.copy(c),t.sub(n),t.dot(t);if(h<=i)s=0,r=f/d,r=fe(r,0,1);else{let p=Jc.dot(Px);if(d<=i)r=0,s=fe(-p/h,0,1);else{let m=Jc.dot(Qc),_=h*d-m*m;_!==0?s=fe((m*f-p*d)/_,0,1):s=0,r=(m*s+f)/d,r<0?(r=0,s=fe(-p/h,0,1)):r>1&&(r=1,s=fe((m-p)/h,0,1))}}return t.copy(a).add(Jc.multiplyScalar(s)),n.copy(c).add(Qc.multiplyScalar(r)),t.sub(n),t.dot(t)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}},MA=new S,Xh=class extends we{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";let n=new _e,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let r=0,a=1,c=32;r<c;r++,a++){let l=r/c*Math.PI*2,u=a/c*Math.PI*2;i.push(Math.cos(l),Math.sin(l),1,Math.cos(u),Math.sin(u),1)}n.setAttribute("position",new J(i,3));let s=new yt({fog:!1,toneMapped:!1});this.cone=new an(n,s),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);let e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),MA.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(MA),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}},Sr=new S,Up=new ee,Ix=new ee,qh=class extends an{constructor(e){let t=OA(e),n=new _e,i=[],s=[];for(let l=0;l<t.length;l++){let u=t[l];u.parent&&u.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),s.push(0,0,0),s.push(0,0,0))}n.setAttribute("position",new J(i,3)),n.setAttribute("color",new J(s,3));let r=new yt({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,r),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1;let a=new q(255),c=new q(65280);this.setColors(a,c)}updateMatrixWorld(e){let t=this.bones,n=this.geometry,i=n.getAttribute("position");Ix.copy(this.root.matrixWorld).invert();for(let s=0,r=0;s<t.length;s++){let a=t[s];a.parent&&a.parent.isBone&&(Up.multiplyMatrices(Ix,a.matrixWorld),Sr.setFromMatrixPosition(Up),i.setXYZ(r,Sr.x,Sr.y,Sr.z),Up.multiplyMatrices(Ix,a.parent.matrixWorld),Sr.setFromMatrixPosition(Up),i.setXYZ(r+1,Sr.x,Sr.y,Sr.z),r+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}setColors(e,t){let i=this.geometry.getAttribute("color");for(let s=0;s<i.count;s+=2)i.setXYZ(s,e.r,e.g,e.b),i.setXYZ(s+1,t.r,t.g,t.b);return i.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}};function OA(o){let e=[];o.isBone===!0&&e.push(o);for(let t=0;t<o.children.length;t++)e.push(...OA(o.children[t]));return e}var $h=class extends Ze{constructor(e,t,n){let i=new Or(t,4,2),s=new at({wireframe:!0,fog:!1,toneMapped:!1});super(i,s),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.color!==void 0?this.material.color.set(this.color):this.material.color.copy(this.light.color)}},lI=new S,AA=new q,EA=new q,Yh=class extends we{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";let i=new jo(t);i.rotateY(Math.PI*.5),this.material=new at({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);let s=i.getAttribute("position"),r=new Float32Array(s.count*3);i.setAttribute("color",new Ee(r,3)),this.add(new Ze(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){let e=this.children[0];if(this.color!==void 0)this.material.color.set(this.color);else{let t=e.geometry.getAttribute("color");AA.copy(this.light.color),EA.copy(this.light.groundColor);for(let n=0,i=t.count;n<i;n++){let s=n<i/2?AA:EA;t.setXYZ(n,s.r,s.g,s.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(lI.setFromMatrixPosition(this.light.matrixWorld).negate())}},Kh=class extends an{constructor(e=10,t=10,n=4473924,i=8947848){n=new q(n),i=new q(i);let s=t/2,r=e/t,a=e/2,c=[],l=[];for(let d=0,f=0,p=-a;d<=t;d++,p+=r){c.push(-a,0,p,a,0,p),c.push(p,0,-a,p,0,a);let m=d===s?n:i;m.toArray(l,f),f+=3,m.toArray(l,f),f+=3,m.toArray(l,f),f+=3,m.toArray(l,f),f+=3}let u=new _e;u.setAttribute("position",new J(c,3)),u.setAttribute("color",new J(l,3));let h=new yt({vertexColors:!0,toneMapped:!1});super(u,h),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}},jh=class extends an{constructor(e=10,t=16,n=8,i=64,s=4473924,r=8947848){s=new q(s),r=new q(r);let a=[],c=[];if(t>1)for(let h=0;h<t;h++){let d=h/t*(Math.PI*2),f=Math.sin(d)*e,p=Math.cos(d)*e;a.push(0,0,0),a.push(f,0,p);let m=h&1?s:r;c.push(m.r,m.g,m.b),c.push(m.r,m.g,m.b)}for(let h=0;h<n;h++){let d=h&1?s:r,f=e-e/n*h;for(let p=0;p<i;p++){let m=p/i*(Math.PI*2),_=Math.sin(m)*f,y=Math.cos(m)*f;a.push(_,0,y),c.push(d.r,d.g,d.b),m=(p+1)/i*(Math.PI*2),_=Math.sin(m)*f,y=Math.cos(m)*f,a.push(_,0,y),c.push(d.r,d.g,d.b)}}let l=new _e;l.setAttribute("position",new J(a,3)),l.setAttribute("color",new J(c,3));let u=new yt({vertexColors:!0,toneMapped:!1});super(l,u),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}},wA=new S,Bp=new S,RA=new S,Zh=class extends we{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",t===void 0&&(t=1);let i=new _e;i.setAttribute("position",new J([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));let s=new yt({fog:!1,toneMapped:!1});this.lightPlane=new Pn(i,s),this.add(this.lightPlane),i=new _e,i.setAttribute("position",new J([0,0,0,0,0,1],3)),this.targetLine=new Pn(i,s),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),wA.setFromMatrixPosition(this.light.matrixWorld),Bp.setFromMatrixPosition(this.light.target.matrixWorld),RA.subVectors(Bp,wA),this.lightPlane.lookAt(Bp),this.color!==void 0?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Bp),this.targetLine.scale.z=RA.length()}},Op=new S,gt=new Ws,Jh=class extends an{constructor(e){let t=new _e,n=new yt({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],s=[],r={};a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4");function a(p,m){c(p),c(m)}function c(p){i.push(0,0,0),s.push(0,0,0),r[p]===void 0&&(r[p]=[]),r[p].push(i.length/3-1)}t.setAttribute("position",new J(i,3)),t.setAttribute("color",new J(s,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=r,this.update();let l=new q(16755200),u=new q(16711680),h=new q(43775),d=new q(16777215),f=new q(3355443);this.setColors(l,u,h,d,f)}setColors(e,t,n,i,s){let a=this.geometry.getAttribute("color");return a.setXYZ(0,e.r,e.g,e.b),a.setXYZ(1,e.r,e.g,e.b),a.setXYZ(2,e.r,e.g,e.b),a.setXYZ(3,e.r,e.g,e.b),a.setXYZ(4,e.r,e.g,e.b),a.setXYZ(5,e.r,e.g,e.b),a.setXYZ(6,e.r,e.g,e.b),a.setXYZ(7,e.r,e.g,e.b),a.setXYZ(8,e.r,e.g,e.b),a.setXYZ(9,e.r,e.g,e.b),a.setXYZ(10,e.r,e.g,e.b),a.setXYZ(11,e.r,e.g,e.b),a.setXYZ(12,e.r,e.g,e.b),a.setXYZ(13,e.r,e.g,e.b),a.setXYZ(14,e.r,e.g,e.b),a.setXYZ(15,e.r,e.g,e.b),a.setXYZ(16,e.r,e.g,e.b),a.setXYZ(17,e.r,e.g,e.b),a.setXYZ(18,e.r,e.g,e.b),a.setXYZ(19,e.r,e.g,e.b),a.setXYZ(20,e.r,e.g,e.b),a.setXYZ(21,e.r,e.g,e.b),a.setXYZ(22,e.r,e.g,e.b),a.setXYZ(23,e.r,e.g,e.b),a.setXYZ(24,t.r,t.g,t.b),a.setXYZ(25,t.r,t.g,t.b),a.setXYZ(26,t.r,t.g,t.b),a.setXYZ(27,t.r,t.g,t.b),a.setXYZ(28,t.r,t.g,t.b),a.setXYZ(29,t.r,t.g,t.b),a.setXYZ(30,t.r,t.g,t.b),a.setXYZ(31,t.r,t.g,t.b),a.setXYZ(32,n.r,n.g,n.b),a.setXYZ(33,n.r,n.g,n.b),a.setXYZ(34,n.r,n.g,n.b),a.setXYZ(35,n.r,n.g,n.b),a.setXYZ(36,n.r,n.g,n.b),a.setXYZ(37,n.r,n.g,n.b),a.setXYZ(38,i.r,i.g,i.b),a.setXYZ(39,i.r,i.g,i.b),a.setXYZ(40,s.r,s.g,s.b),a.setXYZ(41,s.r,s.g,s.b),a.setXYZ(42,s.r,s.g,s.b),a.setXYZ(43,s.r,s.g,s.b),a.setXYZ(44,s.r,s.g,s.b),a.setXYZ(45,s.r,s.g,s.b),a.setXYZ(46,s.r,s.g,s.b),a.setXYZ(47,s.r,s.g,s.b),a.setXYZ(48,s.r,s.g,s.b),a.setXYZ(49,s.r,s.g,s.b),a.needsUpdate=!0,this}update(){let e=this.geometry,t=this.pointMap,n=1,i=1,s,r;if(gt.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),this.camera.reversedDepth===!0)s=1,r=0;else if(this.camera.coordinateSystem===Kt)s=-1,r=1;else if(this.camera.coordinateSystem===Nn)s=0,r=1;else throw new Error("THREE.CameraHelper.update(): Invalid coordinate system: "+this.camera.coordinateSystem);St("c",t,e,gt,0,0,s),St("t",t,e,gt,0,0,r),St("n1",t,e,gt,-n,-i,s),St("n2",t,e,gt,n,-i,s),St("n3",t,e,gt,-n,i,s),St("n4",t,e,gt,n,i,s),St("f1",t,e,gt,-n,-i,r),St("f2",t,e,gt,n,-i,r),St("f3",t,e,gt,-n,i,r),St("f4",t,e,gt,n,i,r),St("u1",t,e,gt,n*.7,i*1.1,s),St("u2",t,e,gt,-n*.7,i*1.1,s),St("u3",t,e,gt,0,i*2,s),St("cf1",t,e,gt,-n,0,r),St("cf2",t,e,gt,n,0,r),St("cf3",t,e,gt,0,-i,r),St("cf4",t,e,gt,0,i,r),St("cn1",t,e,gt,-n,0,s),St("cn2",t,e,gt,n,0,s),St("cn3",t,e,gt,0,-i,s),St("cn4",t,e,gt,0,i,s),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}};function St(o,e,t,n,i,s,r){Op.set(i,s,r).unproject(n);let a=e[o];if(a!==void 0){let c=t.getAttribute("position");for(let l=0,u=a.length;l<u;l++)c.setXYZ(a[l],Op.x,Op.y,Op.z)}}var Vp=new _t,Qh=class extends an{constructor(e,t=16776960){let n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(8*3),s=new _e;s.setIndex(new Ee(n,1)),s.setAttribute("position",new Ee(i,3)),super(s,new yt({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(this.object!==void 0&&Vp.setFromObject(this.object),Vp.isEmpty())return;let e=Vp.min,t=Vp.max,n=this.geometry.attributes.position,i=n.array;i[0]=t.x,i[1]=t.y,i[2]=t.z,i[3]=e.x,i[4]=t.y,i[5]=t.z,i[6]=e.x,i[7]=e.y,i[8]=t.z,i[9]=t.x,i[10]=e.y,i[11]=t.z,i[12]=t.x,i[13]=t.y,i[14]=e.z,i[15]=e.x,i[16]=t.y,i[17]=e.z,i[18]=e.x,i[19]=e.y,i[20]=e.z,i[21]=t.x,i[22]=e.y,i[23]=e.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}},ed=class extends an{constructor(e,t=16776960){let n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],s=new _e;s.setIndex(new Ee(n,1)),s.setAttribute("position",new J(i,3)),super(s,new yt({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){let t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}},td=class extends Pn{constructor(e,t=1,n=16776960){let i=n,s=[1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],r=new _e;r.setAttribute("position",new J(s,3)),r.computeBoundingSphere(),super(r,new yt({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;let a=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],c=new _e;c.setAttribute("position",new J(a,3)),c.computeBoundingSphere(),this.add(new Ze(c,new at({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}},CA=new S,Gp,Lx,nd=class extends we{constructor(e=new S(0,0,1),t=new S(0,0,0),n=1,i=16776960,s=n*.2,r=s*.2){super(),this.type="ArrowHelper",Gp===void 0&&(Gp=new _e,Gp.setAttribute("position",new J([0,0,0,0,1,0],3)),Lx=new Ho(.5,1,5,1),Lx.translate(0,-.5,0)),this.position.copy(t),this.line=new Pn(Gp,new yt({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Ze(Lx,new at({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,s,r)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{CA.set(e.z,0,-e.x).normalize();let t=Math.acos(e.y);this.quaternion.setFromAxisAngle(CA,t)}}setLength(e,t=e*.2,n=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}},id=class extends an{constructor(e=1){let 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c=e.getNodeProperties(this);if(c.initialized!==!0){c.initialized=!0,c.outputNode=this.setup(e)||c.outputNode||null;for(let l of Object.values(c))if(l&&l.isNode===!0){if(l.parents===!0){let u=e.getNodeProperties(l);u.parents=u.parents||[],u.parents.push(this)}l.build(e)}}r=c.outputNode}else if(a==="analyze")this.analyze(e,t);else if(a==="generate"){if(this.generate.length===1){let l=this.getNodeType(e),u=e.getDataFromNode(this);r=u.snippet,r===void 0?u.generated===void 0?(u.generated=!0,r=this.generate(e)||"",u.snippet=r):(console.warn("THREE.Node: Recursion detected.",this),r="/* Recursion detected. */"):u.flowCodes!==void 0&&e.context.nodeBlock!==void 0&&e.addFlowCodeHierarchy(this,e.context.nodeBlock),r=e.format(r,l,t)}else r=this.generate(e,t)||"";r===""&&t!==null&&t!=="void"&&t!=="OutputType"&&(console.error(`THREE.TSL: Invalid generated code, expected a "${t}".`),r=e.generateConst(t))}return e.removeChain(this),e.addSequentialNode(this),r}getSerializeChildren(){return 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type(){return"BufferAttributeNode"}constructor(e,t=null,n=0,i=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=n,this.bufferOffset=i,this.usage=Mr,this.instanced=!1,this.attribute=null,this.global=!0,e&&e.isBufferAttribute===!0&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(this.bufferStride===0&&this.bufferOffset===0){let t=e.globalCache.getData(this.value);return t===void 0&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return this.bufferType===null&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(this.attribute!==null)return;let t=this.getNodeType(e),n=this.value,i=e.getTypeLength(t),s=this.bufferStride||i,r=this.bufferOffset,a=n.isInterleavedBuffer===!0?n:new ci(n,s),c=new Wn(a,i,r);a.setUsage(this.usage),this.attribute=c,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){let t=this.getNodeType(e),n=e.getBufferAttributeFromNode(this,t),i=e.getPropertyName(n),s=null;return e.shaderStage==="vertex"||e.shaderStage==="compute"?(this.name=i,s=i):s=Ss(this).build(e,t),s}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&this.attribute.isBufferAttribute===!0&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}},Hf=(o,e=null,t=0,n=0)=>U(new Ag(o,e,t,n)),ER=(o,e=null,t=0,n=0)=>Hf(o,e,t,n).setUsage(er),Eg=(o,e=null,t=0,n=0)=>Hf(o,e,t,n).setInstanced(!0),r0=(o,e=null,t=0,n=0)=>ER(o,e,t,n).setInstanced(!0);F("toAttribute",o=>Hf(o.value));var wg=class extends j{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=me.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return console.warn('THREE.TSL: "label()" has been deprecated. 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ze(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return this._matrixUniform===null&&(this._matrixUniform=se(this.value.matrix)),this._matrixUniform.mul(P(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this.updateType=e?me.OBJECT:me.NONE,this}setupUV(e,t){let n=this.value;return e.isFlipY()&&(n.image instanceof ImageBitmap&&n.flipY===!0||n.isRenderTargetTexture===!0||n.isFramebufferTexture===!0||n.isDepthTexture===!0)&&(this.sampler?t=t.flipY():t=t.setY(R(to(this,this.levelNode).y).sub(t.y).sub(1))),t}setup(e){let t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;let n=this.value;if(!n||n.isTexture!==!0)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");let i=this.uvNode;(i===null||e.context.forceUVContext===!0)&&e.context.getUV&&(i=e.context.getUV(this,e)),i||(i=this.getDefaultUV()),this.updateMatrix===!0&&(i=this.getTransformedUV(i)),i=this.setupUV(e,i);let s=this.levelNode;s===null&&e.context.getTextureLevel&&(s=e.context.getTextureLevel(this)),t.uvNode=i,t.levelNode=s,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,this.sampler===!0?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,n,i,s,r,a,c,l){let u=this.value,h;return i?h=e.generateTextureLevel(u,t,n,i,r,l):s?h=e.generateTextureBias(u,t,n,s,r,l):c?h=e.generateTextureGrad(u,t,n,c,r,l):a?h=e.generateTextureCompare(u,t,n,a,r,l):this.sampler===!1?h=e.generateTextureLoad(u,t,n,r,l):h=e.generateTexture(u,t,n,r,l),h}generate(e,t){let n=this.value,i=e.getNodeProperties(this),s=super.generate(e,"property");if(/^sampler/.test(t))return s+"_sampler";if(e.isReference(t))return s;{let r=e.getDataFromNode(this),a=r.propertyName;if(a===void 0){let{uvNode:u,levelNode:h,biasNode:d,compareNode:f,depthNode:p,gradNode:m,offsetNode:_}=i,y=this.generateUV(e,u),x=h?h.build(e,"float"):null,v=d?d.build(e,"float"):null,T=p?p.build(e,"int"):null,M=f?f.build(e,"float"):null,w=m?[m[0].build(e,"vec2"),m[1].build(e,"vec2")]:null,E=_?this.generateOffset(e,_):null,A=e.getVarFromNode(this);a=e.getPropertyName(A);let N=this.generateSnippet(e,s,y,x,v,T,M,w,E);e.addLineFlowCode(`${a} = ${N}`,this),r.snippet=N,r.propertyName=a}let c=a,l=this.getNodeType(e);return e.needsToWorkingColorSpace(n)&&(c=Ly(dr(c,l),n.colorSpace).setup(e).build(e,l)),e.format(c,l,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return console.warn("THREE.TextureNode: .uv() has been renamed. 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t.offsetNode=U(e),t.referenceNode=this.getBase(),U(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){let e=this.value,t=this._matrixUniform;t!==null&&(t.value=e.matrix),e.matrixAutoUpdate===!0&&e.updateMatrix()}clone(){let e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}},YI=ue(Jn).setParameterLength(1,4).setName("texture"),Te=(o=jb,e=null,t=null,n=null)=>{let i;return o&&o.isTextureNode===!0?(i=U(o.clone()),i.referenceNode=o.getBase(),e!==null&&(i.uvNode=U(e)),t!==null&&(i.levelNode=U(t)),n!==null&&(i.biasNode=U(n))):i=YI(o,e,t,n),i},KI=(o=jb)=>Te(o),xt=(...o)=>Te(...o).setSampler(!1),jI=o=>(o.isNode===!0?o:Te(o)).convert("sampler"),ZI=o=>(o.isNode===!0?o:Te(o)).convert("samplerComparison"),Au=class extends so{static get type(){return"BufferNode"}constructor(e,t,n=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=n}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}},Wf=(o,e,t)=>U(new Au(o,e,t)),o0=class extends _s{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){let t=super.generate(e),n=this.getNodeType(),i=this.node.getPaddedType();return e.format(t,i,n)}},Dg=class extends Au{static get 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s=i*16,r=e[i];t[s]=r.elements[0],t[s+1]=r.elements[1],t[s+2]=r.elements[2],t[s+4]=r.elements[3],t[s+5]=r.elements[4],t[s+6]=r.elements[5],t[s+8]=r.elements[6],t[s+9]=r.elements[7],t[s+10]=r.elements[8],t[s+15]=1}else if(n==="mat4")for(let i=0;i<e.length;i++){let s=i*16,r=e[i];for(let a=0;a<r.elements.length;a++)t[s+a]=r.elements[a]}else for(let i=0;i<e.length;i++){let s=i*4,r=e[i];t[s]=r.x,t[s+1]=r.y,t[s+2]=r.z||0,t[s+3]=r.w||0}}setup(e){let t=this.array.length,n=this.elementType,i=Float32Array,s=this.paddedType,r=e.getTypeLength(s);return n.charAt(0)==="i"&&(i=Int32Array),n.charAt(0)==="u"&&(i=Uint32Array),this.value=new i(t*r),this.bufferCount=t,this.bufferType=s,super.setup(e)}element(e){return U(new o0(this,U(e)))}},un=(o,e)=>U(new Dg(o,e)),a0=class extends j{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}},gr=ue(a0).setParameterLength(1),Rd,Cd,Yt=class o extends j{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===o.DPR?"float":this.scope===o.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=me.NONE;return(this.scope===o.SIZE||this.scope===o.VIEWPORT||this.scope===o.DPR)&&(e=me.RENDER),this.updateType=e,e}update({renderer:e}){let t=e.getRenderTarget();this.scope===o.VIEWPORT?t!==null?Cd.copy(t.viewport):(e.getViewport(Cd),Cd.multiplyScalar(e.getPixelRatio())):this.scope===o.DPR?this._output.value=e.getPixelRatio():t!==null?(Rd.width=t.width,Rd.height=t.height):e.getDrawingBufferSize(Rd)}setup(){let e=this.scope,t=null;return e===o.SIZE?t=se(Rd||(Rd=new B)):e===o.VIEWPORT?t=se(Cd||(Cd=new ge)):e===o.DPR?t=se(1):t=O(Xf.div(Rc)),this._output=t,t}generate(e){if(this.scope===o.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){let n=e.getNodeProperties(Rc).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${n}.y - ${t}.y )`}return t}return 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extends qe{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(eD),this.useColor=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=ss,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){let{renderer:t}=e,n=this._useAlphaToCoverage,i=this.useColor,s=this._useDash,r=this._useWorldUnits,a=I(({start:l,end:u})=>{let h=_i.element(2).element(2),p=_i.element(3).element(2).mul(-.5).div(h).sub(l.z).div(u.z.sub(l.z));return Y(Ne(l.xyz,u.xyz,p),u.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=I(()=>{let l=Sn("instanceStart"),u=Sn("instanceEnd"),h=Y(fr.mul(Y(l,1))).toVar("start"),d=Y(fr.mul(Y(u,1))).toVar("end");if(s){let M=this.dashScaleNode?b(this.dashScaleNode):sS,w=this.offsetNode?b(this.offsetNode):aS,E=Sn("instanceDistanceStart"),A=Sn("instanceDistanceEnd"),N=Qt.y.lessThan(.5).select(M.mul(E),M.mul(A));N=N.add(w),$n("float","lineDistance").assign(N)}r&&($n("vec3","worldStart").assign(h.xyz),$n("vec3","worldEnd").assign(d.xyz));let f=vu.z.div(vu.w),p=_i.element(2).element(3).equal(-1);ne(p,()=>{ne(h.z.lessThan(0).and(d.z.greaterThan(0)),()=>{d.assign(a({start:h,end:d}))}).ElseIf(d.z.lessThan(0).and(h.z.greaterThanEqual(0)),()=>{h.assign(a({start:d,end:h}))})});let m=_i.mul(h),_=_i.mul(d),y=m.xyz.div(m.w),x=_.xyz.div(_.w),v=x.xy.sub(y.xy).toVar();v.x.assign(v.x.mul(f)),v.assign(v.normalize());let T=Y().toVar();if(r){let M=d.xyz.sub(h.xyz).normalize(),w=Ne(h.xyz,d.xyz,.5).normalize(),E=M.cross(w).normalize(),A=M.cross(E),N=$n("vec4","worldPos");N.assign(Qt.y.lessThan(.5).select(h,d));let L=ig.mul(.5);N.addAssign(Y(Qt.x.lessThan(0).select(E.mul(L),E.mul(L).negate()),0)),s||(N.addAssign(Y(Qt.y.lessThan(.5).select(M.mul(L).negate(),M.mul(L)),0)),N.addAssign(Y(A.mul(L),0)),ne(Qt.y.greaterThan(1).or(Qt.y.lessThan(0)),()=>{N.subAssign(Y(A.mul(2).mul(L),0))})),T.assign(_i.mul(N));let V=P().toVar();V.assign(Qt.y.lessThan(.5).select(y,x)),T.z.assign(V.z.mul(T.w))}else{let M=O(v.y,v.x.negate()).toVar("offset");v.x.assign(v.x.div(f)),M.x.assign(M.x.div(f)),M.assign(Qt.x.lessThan(0).select(M.negate(),M)),ne(Qt.y.lessThan(0),()=>{M.assign(M.sub(v))}).ElseIf(Qt.y.greaterThan(1),()=>{M.assign(M.add(v))}),M.assign(M.mul(ig)),M.assign(M.div(vu.w)),T.assign(Qt.y.lessThan(.5).select(m,_)),M.assign(M.mul(T.w)),T.assign(T.add(Y(M,0,0)))}return T})();let c=I(({p1:l,p2:u,p3:h,p4:d})=>{let f=l.sub(h),p=d.sub(h),m=u.sub(l),_=f.dot(p),y=p.dot(m),x=f.dot(m),v=p.dot(p),M=m.dot(m).mul(v).sub(y.mul(y)),E=_.mul(y).sub(x.mul(v)).div(M).clamp(),A=_.add(y.mul(E)).div(v).clamp();return O(E,A)});if(this.colorNode=I(()=>{let l=ze();if(s){let d=this.dashSizeNode?b(this.dashSizeNode):rS,f=this.gapSizeNode?b(this.gapSizeNode):oS;Mc.assign(d),ff.assign(f);let p=$n("float","lineDistance");l.y.lessThan(-1).or(l.y.greaterThan(1)).discard(),p.mod(Mc.add(ff)).greaterThan(Mc).discard()}let u=b(1).toVar("alpha");if(r){let d=$n("vec3","worldStart"),f=$n("vec3","worldEnd"),p=$n("vec4","worldPos").xyz.normalize().mul(1e5),m=f.sub(d),_=c({p1:d,p2:f,p3:P(0,0,0),p4:p}),y=d.add(m.mul(_.x)),x=p.mul(_.y),M=y.sub(x).length().div(ig);if(!s)if(n&&t.samples>1){let w=M.fwidth();u.assign(Si(w.negate().add(.5),w.add(.5),M).oneMinus())}else M.greaterThan(.5).discard()}else if(n&&t.samples>1){let d=l.x,f=l.y.greaterThan(0).select(l.y.sub(1),l.y.add(1)),p=d.mul(d).add(f.mul(f)),m=b(p.fwidth()).toVar("dlen");ne(l.y.abs().greaterThan(1),()=>{u.assign(Si(m.oneMinus(),m.add(1),p).oneMinus())})}else ne(l.y.abs().greaterThan(1),()=>{let d=l.x,f=l.y.greaterThan(0).select(l.y.sub(1),l.y.add(1));d.mul(d).add(f.mul(f)).greaterThan(1).discard()});let h;if(this.lineColorNode)h=this.lineColorNode;else if(i){let d=Sn("instanceColorStart"),f=Sn("instanceColorEnd");h=Qt.y.lessThan(.5).select(d,f).mul(kg)}else h=kg;return Y(h,u)})(),this.transparent){let l=this.opacityNode?b(this.opacityNode):Oy;this.outputNode=Y(this.colorNode.rgb.mul(l).add($C().rgb.mul(l.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}},YC=o=>U(o).mul(.5).add(.5),tD=o=>U(o).mul(2).sub(1),nD=new ta,n_=class extends qe{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(nD),this.setValues(e)}setupDiffuseColor(){let e=this.opacityNode?b(this.opacityNode):Oy;Fe.assign(Ly(Y(YC(Oe),e),ut))}},gS=I(([o=Jb])=>{let e=o.z.atan(o.x).mul(1/(Math.PI*2)).add(.5),t=o.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return O(e,t)}),i_=class extends rl{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){let n=t.minFilter,i=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;let s=new Hs(5,5,5),r=gS(Jb),a=new qe;a.colorNode=Te(t,r,0),a.side=Nt,a.blending=ss;let c=new Ze(s,a),l=new Xs;l.add(c),t.minFilter===Zt&&(t.minFilter=Ae);let u=new Go(1,10,this),h=e.getMRT();return e.setMRT(null),u.update(e,l),e.setMRT(h),t.minFilter=n,t.currentGenerateMipmaps=i,c.geometry.dispose(),c.material.dispose(),this}},Zd=new WeakMap,_0=class extends st{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=wu(null);let t=new Pi;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=me.RENDER}updateBefore(e){let{renderer:t,material:n}=e,i=this.envNode;if(i.isTextureNode||i.isMaterialReferenceNode){let s=i.isTextureNode?i.value:n[i.property];if(s&&s.isTexture){let r=s.mapping;if(r===Ia||r===La){if(Zd.has(s)){let a=Zd.get(s);JA(a,s.mapping),this._cubeTexture=a}else{let a=s.image;if(iD(a)){let c=new i_(a.height);c.fromEquirectangularTexture(t,s),JA(c.texture,s.mapping),this._cubeTexture=c.texture,Zd.set(s,c.texture),s.addEventListener("dispose",KC)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}};function iD(o){return o==null?!1:o.height>0}function KC(o){let e=o.target;e.removeEventListener("dispose",KC);let t=Zd.get(e);t!==void 0&&(Zd.delete(e),t.dispose())}function JA(o,e){e===Ia?o.mapping=rs:e===La&&(o.mapping=zr)}var jC=ue(_0).setParameterLength(1),Cu=class extends pr{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=jC(this.envNode)}},y0=class extends pr{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){let t=b(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}},ro=class{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}},s_=class extends ro{constructor(){super()}indirect({context:e}){let t=e.ambientOcclusion,n=e.reflectedLight,i=e.irradianceLightMap;n.indirectDiffuse.assign(Y(0)),i?n.indirectDiffuse.addAssign(i):n.indirectDiffuse.addAssign(Y(1,1,1,0)),n.indirectDiffuse.mulAssign(t),n.indirectDiffuse.mulAssign(Fe.rgb)}finish(e){let{material:t,context:n}=e,i=n.outgoingLight,s=e.context.environment;if(s)switch(t.combine){case Na:i.rgb.assign(Ne(i.rgb,i.rgb.mul(s.rgb),jd.mul(ng)));break;case Zp:i.rgb.assign(Ne(i.rgb,s.rgb,jd.mul(ng)));break;case Jp:i.rgb.addAssign(s.rgb.mul(jd.mul(ng)));break;default:console.warn("THREE.BasicLightingModel: Unsupported .combine value:",t.combine);break}}},sD=new at,r_=class extends qe{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(sD),this.setValues(e)}setupNormal(){return Ou(Eu)}setupEnvironment(e){let t=super.setupEnvironment(e);return t?new Cu(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new y0(cS)),t}setupOutgoingLight(){return Fe.rgb}setupLightingModel(){return new s_}},Nu=I(({f0:o,f90:e,dotVH:t})=>{let n=t.mul(-5.55473).sub(6.98316).mul(t).exp2();return o.mul(n.oneMinus()).add(e.mul(n))}),Pc=I(o=>o.diffuseColor.mul(1/Math.PI)),rD=()=>b(.25),oD=I(({dotNH:o})=>mg.mul(b(.5)).add(1).mul(b(1/Math.PI)).mul(o.pow(mg))),aD=I(({lightDirection:o})=>{let e=o.add(Qe).normalize(),t=Oe.dot(e).clamp(),n=Qe.dot(e).clamp(),i=Nu({f0:In,f90:1,dotVH:n}),s=rD(),r=oD({dotNH:t});return i.mul(s).mul(r)}),bf=class extends s_{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:n}){let s=Oe.dot(e).clamp().mul(t);n.directDiffuse.addAssign(s.mul(Pc({diffuseColor:Fe.rgb}))),this.specular===!0&&n.directSpecular.addAssign(s.mul(aD({lightDirection:e})).mul(jd))}indirect(e){let{ambientOcclusion:t,irradiance:n,reflectedLight:i}=e.context;i.indirectDiffuse.addAssign(n.mul(Pc({diffuseColor:Fe}))),i.indirectDiffuse.mulAssign(t)}},cD=new na,o_=class extends qe{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(cD),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return t?new Cu(t):null}setupLightingModel(){return new bf(!1)}},lD=new Qo,a_=class extends qe{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(lD),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return t?new Cu(t):null}setupLightingModel(){return new bf}setupVariants(){let e=(this.shininessNode?b(this.shininessNode):aC).max(1e-4);mg.assign(e);let t=this.specularNode||lC;In.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}},ZC=I(o=>{if(o.geometry.hasAttribute("normal")===!1)return b(0);let e=Eu.dFdx().abs().max(Eu.dFdy().abs());return e.x.max(e.y).max(e.z)}),_S=I(o=>{let{roughness:e}=o,t=ZC(),n=e.max(.0525);return n=n.add(t),n=n.min(1),n}),JC=I(({alpha:o,dotNL:e,dotNV:t})=>{let n=o.pow2(),i=e.mul(n.add(n.oneMinus().mul(t.pow2())).sqrt()),s=t.mul(n.add(n.oneMinus().mul(e.pow2())).sqrt());return Zn(.5,i.add(s).max(Gw))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),uD=I(({alphaT:o,alphaB:e,dotTV:t,dotBV:n,dotTL:i,dotBL:s,dotNV:r,dotNL:a})=>{let c=a.mul(P(o.mul(t),e.mul(n),r).length()),l=r.mul(P(o.mul(i),e.mul(s),a).length());return Zn(.5,c.add(l)).saturate()}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),QC=I(({alpha:o,dotNH:e})=>{let t=o.pow2(),n=e.pow2().mul(t.oneMinus()).oneMinus();return t.div(n.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),hD=b(1/Math.PI),dD=I(({alphaT:o,alphaB:e,dotNH:t,dotTH:n,dotBH:i})=>{let s=o.mul(e),r=P(e.mul(n),o.mul(i),s.mul(t)),a=r.dot(r),c=s.div(a);return hD.mul(s.mul(c.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),x0=I(({lightDirection:o,f0:e,f90:t,roughness:n,f:i,normalView:s=Oe,USE_IRIDESCENCE:r,USE_ANISOTROPY:a})=>{let c=n.pow2(),l=o.add(Qe).normalize(),u=s.dot(o).clamp(),h=s.dot(Qe).clamp(),d=s.dot(l).clamp(),f=Qe.dot(l).clamp(),p=Nu({f0:e,f90:t,dotVH:f}),m,_;if(cf(r)&&(p=Ey.mix(p,i)),cf(a)){let y=qd.dot(o),x=qd.dot(Qe),v=qd.dot(l),T=Sc.dot(o),M=Sc.dot(Qe),w=Sc.dot(l);m=uD({alphaT:pg,alphaB:c,dotTV:x,dotBV:M,dotTL:y,dotBL:T,dotNV:h,dotNL:u}),_=dD({alphaT:pg,alphaB:c,dotNH:d,dotTH:v,dotBH:w})}else m=JC({alpha:c,dotNL:u,dotNV:h}),_=QC({alpha:c,dotNH:d});return p.mul(m).mul(_)}),yS=I(({roughness:o,dotNV:e})=>{let t=Y(-1,-.0275,-.572,.022),n=Y(1,.0425,1.04,-.04),i=o.mul(t).add(n),s=i.x.mul(i.x).min(e.mul(-9.28).exp2()).mul(i.x).add(i.y);return O(-1.04,1.04).mul(s).add(i.zw)}).setLayout({name:"DFGApprox",type:"vec2",inputs:[{name:"roughness",type:"float"},{name:"dotNV",type:"vec3"}]}),eN=I(o=>{let{dotNV:e,specularColor:t,specularF90:n,roughness:i}=o,s=yS({dotNV:e,roughness:i});return t.mul(s.x).add(n.mul(s.y))}),tN=I(({f:o,f90:e,dotVH:t})=>{let n=t.oneMinus().saturate(),i=n.mul(n),s=n.mul(i,i).clamp(0,.9999);return o.sub(P(e).mul(s)).div(s.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),fD=I(({roughness:o,dotNH:e})=>{let t=o.pow2(),n=b(1).div(t),s=e.pow2().oneMinus().max(.0078125);return b(2).add(n).mul(s.pow(n.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),pD=I(({dotNV:o,dotNL:e})=>b(1).div(b(4).mul(e.add(o).sub(e.mul(o))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),mD=I(({lightDirection:o})=>{let e=o.add(Qe).normalize(),t=Oe.dot(o).clamp(),n=Oe.dot(Qe).clamp(),i=Oe.dot(e).clamp(),s=fD({roughness:Ay,dotNH:i}),r=pD({dotNV:n,dotNL:t});return _c.mul(s).mul(r)}),gD=I(({N:o,V:e,roughness:t})=>{let s=.0078125,r=o.dot(e).saturate(),a=O(t,r.oneMinus().sqrt());return a.assign(a.mul(.984375).add(s)),a}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),nN=I(({f:o})=>{let e=o.length();return mt(e.mul(e).add(o.z).div(e.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),eo=I(({v1:o,v2:e})=>{let t=o.dot(e),n=t.abs().toVar(),i=n.mul(.0145206).add(.4965155).mul(n).add(.8543985).toVar(),s=n.add(4.1616724).mul(n).add(3.417594).toVar(),r=i.div(s),a=t.greaterThan(0).select(r,mt(t.mul(t).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(r));return o.cross(e).mul(a)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),QA=I(({N:o,V:e,P:t,mInv:n,p0:i,p1:s,p2:r,p3:a})=>{let c=s.sub(i).toVar(),l=a.sub(i).toVar(),u=c.cross(l),h=P().toVar();return ne(u.dot(t.sub(i)).greaterThanEqual(0),()=>{let d=e.sub(o.mul(e.dot(o))).normalize(),f=o.cross(d).negate(),p=n.mul(dn(d,f,o).transpose()).toVar(),m=p.mul(i.sub(t)).normalize().toVar(),_=p.mul(s.sub(t)).normalize().toVar(),y=p.mul(r.sub(t)).normalize().toVar(),x=p.mul(a.sub(t)).normalize().toVar(),v=P(0).toVar();v.addAssign(eo({v1:m,v2:_})),v.addAssign(eo({v1:_,v2:y})),v.addAssign(eo({v1:y,v2:x})),v.addAssign(eo({v1:x,v2:m})),h.assign(P(nN({f:v})))}),h}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),_D=I(({P:o,p0:e,p1:t,p2:n,p3:i})=>{let s=t.sub(e).toVar(),r=i.sub(e).toVar(),a=s.cross(r),c=P().toVar();return ne(a.dot(o.sub(e)).greaterThanEqual(0),()=>{let l=e.sub(o).normalize().toVar(),u=t.sub(o).normalize().toVar(),h=n.sub(o).normalize().toVar(),d=i.sub(o).normalize().toVar(),f=P(0).toVar();f.addAssign(eo({v1:l,v2:u})),f.addAssign(eo({v1:u,v2:h})),f.addAssign(eo({v1:h,v2:d})),f.addAssign(eo({v1:d,v2:l})),c.assign(P(nN({f:f.abs()})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Vy=1/6,iN=o=>de(Vy,de(o,de(o,o.negate().add(3)).sub(3)).add(1)),v0=o=>de(Vy,de(o,de(o,de(3,o).sub(6))).add(4)),sN=o=>de(Vy,de(o,de(o,de(-3,o).add(3)).add(3)).add(1)),T0=o=>de(Vy,yi(o,3)),eE=o=>iN(o).add(v0(o)),tE=o=>sN(o).add(T0(o)),nE=o=>Et(-1,v0(o).div(iN(o).add(v0(o)))),iE=o=>Et(1,T0(o).div(sN(o).add(T0(o)))),sE=(o,e,t)=>{let n=o.uvNode,i=de(n,e.zw).add(.5),s=ps(i),r=mr(i),a=eE(r.x),c=tE(r.x),l=nE(r.x),u=iE(r.x),h=nE(r.y),d=iE(r.y),f=O(s.x.add(l),s.y.add(h)).sub(.5).mul(e.xy),p=O(s.x.add(u),s.y.add(h)).sub(.5).mul(e.xy),m=O(s.x.add(l),s.y.add(d)).sub(.5).mul(e.xy),_=O(s.x.add(u),s.y.add(d)).sub(.5).mul(e.xy),y=eE(r.y).mul(Et(a.mul(o.sample(f).level(t)),c.mul(o.sample(p).level(t)))),x=tE(r.y).mul(Et(a.mul(o.sample(m).level(t)),c.mul(o.sample(_).level(t))));return y.add(x)},xS=I(([o,e])=>{let t=O(o.size(R(e))),n=O(o.size(R(e.add(1)))),i=Zn(1,t),s=Zn(1,n),r=sE(o,Y(i,t),ps(e)),a=sE(o,Y(s,n),Cy(e));return mr(e).mix(r,a)}),yD=I(([o,e])=>{let t=e.mul(Kb(o));return xS(o,t)}),rE=I(([o,e,t,n,i])=>{let s=P(zb(e.negate(),hr(o),Zn(1,n))),r=P(ms(i[0].xyz),ms(i[1].xyz),ms(i[2].xyz));return 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A=w.element(E),N=rE(o,e,h,A,a),L=r.add(N),V=l.mul(c.mul(Y(L,1))),H=O(V.xy.div(V.w)).toVar();H.addAssign(1),H.divAssign(2),H.assign(O(H.x,H.y.oneMinus()));let W=oE(H,t,A);m.element(E).assign(W.element(E)),m.a.addAssign(W.a),_.element(E).assign(n.element(E).mul(aE(ms(N),d,f).element(E)))}),m.a.divAssign(3)}else{let M=rE(o,e,h,u,a),w=r.add(M),E=l.mul(c.mul(Y(w,1))),A=O(E.xy.div(E.w)).toVar();A.addAssign(1),A.divAssign(2),A.assign(O(A.x,A.y.oneMinus())),m=oE(A,t,u),_=n.mul(aE(ms(M),d,f))}let y=_.rgb.mul(m.rgb),x=o.dot(e).clamp(),v=P(eN({dotNV:x,specularColor:i,specularF90:s,roughness:t})),T=_.r.add(_.g,_.b).div(3);return Y(v.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),SD=dn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),MD=o=>{let e=o.sqrt();return P(1).add(e).div(P(1).sub(e))},cE=(o,e)=>o.sub(e).div(o.add(e)).pow2(),AD=(o,e)=>{let t=o.mul(2*Math.PI*1e-9),n=P(54856e-17,44201e-17,52481e-17),i=P(1681e3,1795300,2208400),s=P(43278e5,93046e5,66121e5),r=b(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(t.mul(2239900).add(e.x).cos()).mul(t.pow2().mul(-45282e5).exp()),a=n.mul(s.mul(2*Math.PI).sqrt()).mul(i.mul(t).add(e).cos()).mul(t.pow2().negate().mul(s).exp());return a=P(a.x.add(r),a.y,a.z).div(10685e-11),SD.mul(a)},ED=I(({outsideIOR:o,eta2:e,cosTheta1:t,thinFilmThickness:n,baseF0:i})=>{let s=Ne(o,e,Si(0,.03,n)),a=o.div(s).pow2().mul(t.pow2().oneMinus()).oneMinus();ne(a.lessThan(0),()=>P(1));let c=a.sqrt(),l=cE(s,o),u=Nu({f0:l,f90:1,dotVH:t}),h=u.oneMinus(),d=s.lessThan(o).select(Math.PI,0),f=b(Math.PI).sub(d),p=MD(i.clamp(0,.9999)),m=cE(p,s.toVec3()),_=Nu({f0:m,f90:1,dotVH:c}),y=P(p.x.lessThan(s).select(Math.PI,0),p.y.lessThan(s).select(Math.PI,0),p.z.lessThan(s).select(Math.PI,0)),x=s.mul(n,c,2),v=P(f).add(y),T=u.mul(_).clamp(1e-5,.9999),M=T.sqrt(),w=h.pow2().mul(_).div(P(1).sub(T)),A=u.add(w).toVar(),N=w.sub(h).toVar();return Ve({start:1,end:2,condition:"<=",name:"m"},({m:L})=>{N.mulAssign(M);let V=AD(b(L).mul(x),b(L).mul(v)).mul(2);A.addAssign(N.mul(V))}),A.max(P(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),wD=I(({normal:o,viewDir:e,roughness:t})=>{let n=o.dot(e).saturate(),i=t.pow2(),s=$t(t.lessThan(.25),b(-339.2).mul(i).add(b(161.4).mul(t)).sub(25.9),b(-8.48).mul(i).add(b(14.3).mul(t)).sub(9.95)),r=$t(t.lessThan(.25),b(44).mul(i).sub(b(23.7).mul(t)).add(3.26),b(1.97).mul(i).sub(b(3.27).mul(t)).add(.72));return $t(t.lessThan(.25),0,b(.1).mul(t).sub(.025)).add(s.mul(n).add(r).exp()).mul(1/Math.PI).saturate()}),Mv=P(.04),Av=b(1),Pu=class extends ro{constructor(e=!1,t=!1,n=!1,i=!1,s=!1,r=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=n,this.anisotropy=i,this.transmission=s,this.dispersion=r,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null}start(e){if(this.clearcoat===!0&&(this.clearcoatRadiance=P().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=P().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=P().toVar("clearcoatSpecularIndirect")),this.sheen===!0&&(this.sheenSpecularDirect=P().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=P().toVar("sheenSpecularIndirect")),this.iridescence===!0){let t=Oe.dot(Qe).clamp();this.iridescenceFresnel=ED({outsideIOR:b(1),eta2:Mb,cosTheta1:t,thinFilmThickness:Ab,baseF0:In}),this.iridescenceF0=tN({f:this.iridescenceFresnel,f90:1,dotVH:t})}if(this.transmission===!0){let t=jn,n=Kd.sub(jn).normalize(),i=fo,s=e.context;s.backdrop=bD(i,n,ds,Fe,In,df,t,xi,ei,_i,$d,Eb,Rb,wb,this.dispersion?Cb:null),s.backdropAlpha=gg,Fe.a.mulAssign(Ne(1,s.backdrop.a,gg))}super.start(e)}computeMultiscattering(e,t,n){let i=Oe.dot(Qe).clamp(),s=yS({roughness:ds,dotNV:i}),a=(this.iridescenceF0?Ey.mix(In,this.iridescenceF0):In).mul(s.x).add(n.mul(s.y)),l=s.x.add(s.y).oneMinus(),u=In.add(In.oneMinus().mul(.047619)),h=a.mul(u).div(l.mul(u).oneMinus());e.addAssign(a),t.addAssign(h.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:n}){let s=Oe.dot(e).clamp().mul(t);if(this.sheen===!0&&this.sheenSpecularDirect.addAssign(s.mul(mD({lightDirection:e}))),this.clearcoat===!0){let a=yc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(a.mul(x0({lightDirection:e,f0:Mv,f90:Av,roughness:hf,normalView:yc})))}n.directDiffuse.addAssign(s.mul(Pc({diffuseColor:Fe.rgb}))),n.directSpecular.addAssign(s.mul(x0({lightDirection:e,f0:In,f90:1,roughness:ds,iridescence:this.iridescence,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:n,halfHeight:i,reflectedLight:s,ltc_1:r,ltc_2:a}){let c=t.add(n).sub(i),l=t.sub(n).sub(i),u=t.sub(n).add(i),h=t.add(n).add(i),d=Oe,f=Qe,p=Tt.toVar(),m=gD({N:d,V:f,roughness:ds}),_=r.sample(m).toVar(),y=a.sample(m).toVar(),x=dn(P(_.x,0,_.y),P(0,1,0),P(_.z,0,_.w)).toVar(),v=In.mul(y.x).add(In.oneMinus().mul(y.y)).toVar();s.directSpecular.addAssign(e.mul(v).mul(QA({N:d,V:f,P:p,mInv:x,p0:c,p1:l,p2:u,p3:h}))),s.directDiffuse.addAssign(e.mul(Fe).mul(QA({N:d,V:f,P:p,mInv:dn(1,0,0,0,1,0,0,0,1),p0:c,p1:l,p2:u,p3:h})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){let{irradiance:t,reflectedLight:n}=e.context;n.indirectDiffuse.addAssign(t.mul(Pc({diffuseColor:Fe})))}indirectSpecular(e){let{radiance:t,iblIrradiance:n,reflectedLight:i}=e.context;if(this.sheen===!0&&this.sheenSpecularIndirect.addAssign(n.mul(_c,wD({normal:Oe,viewDir:Qe,roughness:Ay}))),this.clearcoat===!0){let u=yc.dot(Qe).clamp(),h=eN({dotNV:u,specularColor:Mv,specularF90:Av,roughness:hf});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(h))}let s=P().toVar("singleScattering"),r=P().toVar("multiScattering"),a=n.mul(1/Math.PI);this.computeMultiscattering(s,r,df);let c=s.add(r),l=Fe.mul(c.r.max(c.g).max(c.b).oneMinus());i.indirectSpecular.addAssign(t.mul(s)),i.indirectSpecular.addAssign(r.mul(a)),i.indirectDiffuse.addAssign(l.mul(a))}ambientOcclusion(e){let{ambientOcclusion:t,reflectedLight:n}=e.context,s=Oe.dot(Qe).clamp().add(t),r=ds.mul(-16).oneMinus().negate().exp2(),a=t.sub(s.pow(r).oneMinus()).clamp();this.clearcoat===!0&&this.clearcoatSpecularIndirect.mulAssign(t),this.sheen===!0&&this.sheenSpecularIndirect.mulAssign(t),n.indirectDiffuse.mulAssign(t),n.indirectSpecular.mulAssign(a)}finish({context:e}){let{outgoingLight:t}=e;if(this.clearcoat===!0){let n=yc.dot(Qe).clamp(),i=Nu({dotVH:n,f0:Mv,f90:Av}),s=t.mul(fg.mul(i).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(fg));t.assign(s)}if(this.sheen===!0){let n=_c.r.max(_c.g).max(_c.b).mul(.157).oneMinus(),i=t.mul(n).add(this.sheenSpecularDirect,this.sheenSpecularIndirect);t.assign(i)}}},lE=b(1),b0=b(-2),Bm=b(.8),Ev=b(-1),Om=b(.4),wv=b(2),Vm=b(.305),Rv=b(3),uE=b(.21),RD=b(4),hE=b(4),CD=b(16),ND=I(([o])=>{let e=P(Ye(o)).toVar(),t=b(-1).toVar();return ne(e.x.greaterThan(e.z),()=>{ne(e.x.greaterThan(e.y),()=>{t.assign($t(o.x.greaterThan(0),0,3))}).Else(()=>{t.assign($t(o.y.greaterThan(0),1,4))})}).Else(()=>{ne(e.z.greaterThan(e.y),()=>{t.assign($t(o.z.greaterThan(0),2,5))}).Else(()=>{t.assign($t(o.y.greaterThan(0),1,4))})}),t}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),PD=I(([o,e])=>{let t=O().toVar();return ne(e.equal(0),()=>{t.assign(O(o.z,o.y).div(Ye(o.x)))}).ElseIf(e.equal(1),()=>{t.assign(O(o.x.negate(),o.z.negate()).div(Ye(o.y)))}).ElseIf(e.equal(2),()=>{t.assign(O(o.x.negate(),o.y).div(Ye(o.z)))}).ElseIf(e.equal(3),()=>{t.assign(O(o.z.negate(),o.y).div(Ye(o.x)))}).ElseIf(e.equal(4),()=>{t.assign(O(o.x.negate(),o.z).div(Ye(o.y)))}).Else(()=>{t.assign(O(o.x,o.y).div(Ye(o.z)))}),de(.5,t.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),ID=I(([o])=>{let e=b(0).toVar();return ne(o.greaterThanEqual(Bm),()=>{e.assign(lE.sub(o).mul(Ev.sub(b0)).div(lE.sub(Bm)).add(b0))}).ElseIf(o.greaterThanEqual(Om),()=>{e.assign(Bm.sub(o).mul(wv.sub(Ev)).div(Bm.sub(Om)).add(Ev))}).ElseIf(o.greaterThanEqual(Vm),()=>{e.assign(Om.sub(o).mul(Rv.sub(wv)).div(Om.sub(Vm)).add(wv))}).ElseIf(o.greaterThanEqual(uE),()=>{e.assign(Vm.sub(o).mul(RD.sub(Rv)).div(Vm.sub(uE)).add(Rv))}).Else(()=>{e.assign(b(-2).mul(fs(de(1.16,o))))}),e}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rN=I(([o,e])=>{let t=o.toVar();t.assign(de(2,t).sub(1));let n=P(t,1).toVar();return ne(e.equal(0),()=>{n.assign(n.zyx)}).ElseIf(e.equal(1),()=>{n.assign(n.xzy),n.xz.mulAssign(-1)}).ElseIf(e.equal(2),()=>{n.x.mulAssign(-1)}).ElseIf(e.equal(3),()=>{n.assign(n.zyx),n.xz.mulAssign(-1)}).ElseIf(e.equal(4),()=>{n.assign(n.xzy),n.xy.mulAssign(-1)}).ElseIf(e.equal(5),()=>{n.z.mulAssign(-1)}),n}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),oN=I(([o,e,t,n,i,s])=>{let r=b(t),a=P(e),c=bi(ID(r),b0,s),l=mr(c),u=ps(c),h=P(S0(o,a,u,n,i,s)).toVar();return ne(l.notEqual(0),()=>{let d=P(S0(o,a,u.add(1),n,i,s)).toVar();h.assign(Ne(h,d,l))}),h}),S0=I(([o,e,t,n,i,s])=>{let r=b(t).toVar(),a=P(e),c=b(ND(a)).toVar(),l=b(mt(hE.sub(r),0)).toVar();r.assign(mt(r,hE));let u=b(Su(r)).toVar(),h=O(PD(a,c).mul(u.sub(2)).add(1)).toVar();return ne(c.greaterThan(2),()=>{h.y.addAssign(u),c.subAssign(3)}),h.x.addAssign(c.mul(u)),h.x.addAssign(l.mul(de(3,CD))),h.y.addAssign(de(4,Su(s).sub(u))),h.x.mulAssign(n),h.y.mulAssign(i),o.sample(h).grad(O(),O())}),Cv=I(({envMap:o,mipInt:e,outputDirection:t,theta:n,axis:i,CUBEUV_TEXEL_WIDTH:s,CUBEUV_TEXEL_HEIGHT:r,CUBEUV_MAX_MIP:a})=>{let c=sr(n),l=t.mul(c).add(i.cross(t).mul(Kn(n))).add(i.mul(i.dot(t).mul(c.oneMinus())));return S0(o,l,e,s,r,a)}),aN=I(({n:o,latitudinal:e,poleAxis:t,outputDirection:n,weights:i,samples:s,dTheta:r,mipInt:a,envMap:c,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:u,CUBEUV_MAX_MIP:h})=>{let d=P($t(e,t,Iy(t,n))).toVar();ne(d.equal(P(0)),()=>{d.assign(P(n.z,0,n.x.negate()))}),d.assign(hr(d));let f=P().toVar();return f.addAssign(i.element(0).mul(Cv({theta:0,axis:d,outputDirection:n,mipInt:a,envMap:c,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:u,CUBEUV_MAX_MIP:h}))),Ve({start:R(1),end:o},({i:p})=>{ne(p.greaterThanEqual(s),()=>{BC()});let m=b(r.mul(b(p))).toVar();f.addAssign(i.element(p).mul(Cv({theta:m.mul(-1),axis:d,outputDirection:n,mipInt:a,envMap:c,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:u,CUBEUV_MAX_MIP:h}))),f.addAssign(i.element(p).mul(Cv({theta:m,axis:d,outputDirection:n,mipInt:a,envMap:c,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:u,CUBEUV_MAX_MIP:h})))}),Y(f,1)}),gu=4,dE=[.125,.215,.35,.446,.526,.582],mc=20,Nv=new Oi(-1,1,1,-1,0,1),LD=new ht(90,1),fE=new q,Pv=null,Iv=0,Lv=0,pc=(1+Math.sqrt(5))/2,su=1/pc,pE=[new S(-pc,su,0),new S(pc,su,0),new S(-su,0,pc),new S(su,0,pc),new S(0,pc,-su),new S(0,pc,su),new S(-1,1,-1),new S(1,1,-1),new S(-1,1,1),new S(1,1,1)],DD=new S,cN=new WeakMap,FD=[3,1,5,0,4,2],Dv=rN(ze(),Sn("faceIndex")).normalize(),vS=P(Dv.x,Dv.y,Dv.z),c_=class{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,n=.1,i=100,s={}){let{size:r=256,position:a=DD,renderTarget:c=null}=s;if(this._setSize(r),this._hasInitialized===!1){console.warn("THREE.PMREMGenerator: .fromScene() called before the backend is initialized. Try using .fromSceneAsync() instead.");let u=c||this._allocateTarget();return s.renderTarget=u,this.fromSceneAsync(e,t,n,i,s),u}Pv=this._renderer.getRenderTarget(),Iv=this._renderer.getActiveCubeFace(),Lv=this._renderer.getActiveMipmapLevel();let l=c||this._allocateTarget();return l.depthBuffer=!0,this._init(l),this._sceneToCubeUV(e,n,i,l,a),t>0&&this._blur(l,0,0,t),this._applyPMREM(l),this._cleanup(l),l}async fromSceneAsync(e,t=0,n=.1,i=100,s={}){return this._hasInitialized===!1&&await this._renderer.init(),this.fromScene(e,t,n,i,s)}fromEquirectangular(e,t=null){if(this._hasInitialized===!1){console.warn("THREE.PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using .fromEquirectangularAsync() instead."),this._setSizeFromTexture(e);let n=t||this._allocateTarget();return this.fromEquirectangularAsync(e,n),n}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return this._hasInitialized===!1&&await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(this._hasInitialized===!1){console.warn("THREE.PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);let n=t||this._allocateTarget();return this.fromCubemapAsync(e,t),n}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return this._hasInitialized===!1&&await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=gE(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=_E(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose(),this._backgroundBox!==null&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===rs||e.mapping===zr?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Pv,Iv,Lv),e.scissorTest=!1,Gm(e,0,0,e.width,e.height)}_fromTexture(e,t){this._setSizeFromTexture(e),Pv=this._renderer.getRenderTarget(),Iv=this._renderer.getActiveCubeFace(),Lv=this._renderer.getActiveMipmapLevel();let n=t||this._allocateTarget();return this._init(n),this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTarget(){let e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize;return mE(e,t)}_init(e){if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e.width||this._pingPongRenderTarget.height!==e.height){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=mE(e.width,e.height);let{_lodMax:t}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas,lodMeshes:this._lodMeshes}=UD(t)),this._blurMaterial=BD(t,e.width,e.height)}}async _compileMaterial(e){let t=new Ze(this._lodPlanes[0],e);await this._renderer.compile(t,Nv)}_sceneToCubeUV(e,t,n,i,s){let r=LD;r.near=t,r.far=n;let a=[1,1,1,1,-1,1],c=[1,-1,1,-1,1,-1],l=this._renderer,u=l.autoClear;l.getClearColor(fE),l.autoClear=!1;let h=this._backgroundBox;if(h===null){let p=new at({name:"PMREM.Background",side:Nt,depthWrite:!1,depthTest:!1});h=new Ze(new Hs,p)}let d=!1,f=e.background;f?f.isColor&&(h.material.color.copy(f),e.background=null,d=!0):(h.material.color.copy(fE),d=!0),l.setRenderTarget(i),l.clear(),d&&l.render(h,r);for(let p=0;p<6;p++){let m=p%3;m===0?(r.up.set(0,a[p],0),r.position.set(s.x,s.y,s.z),r.lookAt(s.x+c[p],s.y,s.z)):m===1?(r.up.set(0,0,a[p]),r.position.set(s.x,s.y,s.z),r.lookAt(s.x,s.y+c[p],s.z)):(r.up.set(0,a[p],0),r.position.set(s.x,s.y,s.z),r.lookAt(s.x,s.y,s.z+c[p]));let _=this._cubeSize;Gm(i,m*_,p>2?_:0,_,_),l.render(e,r)}l.autoClear=u,e.background=f}_textureToCubeUV(e,t){let n=this._renderer,i=e.mapping===rs||e.mapping===zr;i?this._cubemapMaterial===null&&(this._cubemapMaterial=gE(e)):this._equirectMaterial===null&&(this._equirectMaterial=_E(e));let s=i?this._cubemapMaterial:this._equirectMaterial;s.fragmentNode.value=e;let r=this._lodMeshes[0];r.material=s;let a=this._cubeSize;Gm(t,0,0,3*a,2*a),n.setRenderTarget(t),n.render(r,Nv)}_applyPMREM(e){let t=this._renderer,n=t.autoClear;t.autoClear=!1;let i=this._lodPlanes.length;for(let s=1;s<i;s++){let r=Math.sqrt(this._sigmas[s]*this._sigmas[s]-this._sigmas[s-1]*this._sigmas[s-1]),a=pE[(i-s-1)%pE.length];this._blur(e,s-1,s,r,a)}t.autoClear=n}_blur(e,t,n,i,s){let r=this._pingPongRenderTarget;this._halfBlur(e,r,t,n,i,"latitudinal",s),this._halfBlur(r,e,n,n,i,"longitudinal",s)}_halfBlur(e,t,n,i,s,r,a){let c=this._renderer,l=this._blurMaterial;r!=="latitudinal"&&r!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");let u=3,h=this._lodMeshes[i];h.material=l;let d=cN.get(l),f=this._sizeLods[n]-1,p=isFinite(s)?Math.PI/(2*f):2*Math.PI/(2*mc-1),m=s/p,_=isFinite(s)?1+Math.floor(u*m):mc;_>mc&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${_} samples when the maximum is set to ${mc}`);let y=[],x=0;for(let E=0;E<mc;++E){let A=E/m,N=Math.exp(-A*A/2);y.push(N),E===0?x+=N:E<_&&(x+=2*N)}for(let E=0;E<y.length;E++)y[E]=y[E]/x;e.texture.frame=(e.texture.frame||0)+1,d.envMap.value=e.texture,d.samples.value=_,d.weights.array=y,d.latitudinal.value=r==="latitudinal"?1:0,a&&(d.poleAxis.value=a);let{_lodMax:v}=this;d.dTheta.value=p,d.mipInt.value=v-n;let T=this._sizeLods[i],M=3*T*(i>v-gu?i-v+gu:0),w=4*(this._cubeSize-T);Gm(t,M,w,3*T,2*T),c.setRenderTarget(t),c.render(h,Nv)}};function UD(o){let e=[],t=[],n=[],i=[],s=o,r=o-gu+1+dE.length;for(let a=0;a<r;a++){let c=Math.pow(2,s);t.push(c);let l=1/c;a>o-gu?l=dE[a-o+gu-1]:a===0&&(l=0),n.push(l);let u=1/(c-2),h=-u,d=1+u,f=[h,h,d,h,d,d,h,h,d,d,h,d],p=6,m=6,_=3,y=2,x=1,v=new Float32Array(_*m*p),T=new Float32Array(y*m*p),M=new Float32Array(x*m*p);for(let E=0;E<p;E++){let A=E%3*2/3-1,N=E>2?0:-1,L=[A,N,0,A+2/3,N,0,A+2/3,N+1,0,A,N,0,A+2/3,N+1,0,A,N+1,0],V=FD[E];v.set(L,_*m*V),T.set(f,y*m*V);let H=[V,V,V,V,V,V];M.set(H,x*m*V)}let w=new _e;w.setAttribute("position",new Ee(v,_)),w.setAttribute("uv",new Ee(T,y)),w.setAttribute("faceIndex",new Ee(M,x)),e.push(w),i.push(new Ze(w,null)),s>gu&&s--}return{lodPlanes:e,sizeLods:t,sigmas:n,lodMeshes:i}}function mE(o,e){let t={magFilter:Ae,minFilter:Ae,generateMipmaps:!1,type:ft,format:Ft,colorSpace:Ut},n=new yn(o,e,t);return n.texture.mapping=Da,n.texture.name="PMREM.cubeUv",n.texture.isPMREMTexture=!0,n.scissorTest=!0,n}function Gm(o,e,t,n,i){o.viewport.set(e,t,n,i),o.scissor.set(e,t,n,i)}function TS(o){let e=new qe;return e.depthTest=!1,e.depthWrite=!1,e.blending=ss,e.name=`PMREM_${o}`,e}function BD(o,e,t){let n=un(new Array(mc).fill(0)),i=se(new S(0,1,0)),s=se(0),r=b(mc),a=se(0),c=se(1),l=Te(null),u=se(0),h=b(1/e),d=b(1/t),f=b(o),p={n:r,latitudinal:a,weights:n,poleAxis:i,outputDirection:vS,dTheta:s,samples:c,envMap:l,mipInt:u,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:f},m=TS("blur");return m.fragmentNode=aN({...p,latitudinal:a.equal(1)}),cN.set(m,p),m}function gE(o){let e=TS("cubemap");return e.fragmentNode=wu(o,vS),e}function _E(o){let e=TS("equirect");return e.fragmentNode=Te(o,gS(vS),0),e}var yE=new WeakMap;function OD(o){let e=Math.log2(o)-2,t=1/o;return{texelWidth:1/(3*Math.max(Math.pow(2,e),7*16)),texelHeight:t,maxMip:e}}function VD(o,e,t){let n=GD(e),i=n.get(o);if((i!==void 0?i.pmremVersion:-1)!==o.pmremVersion){let r=o.image;if(o.isCubeTexture)if(kD(r))i=t.fromCubemap(o,i);else return null;else if(zD(r))i=t.fromEquirectangular(o,i);else return null;i.pmremVersion=o.pmremVersion,n.set(o,i)}return i.texture}function GD(o){let e=yE.get(o);return e===void 0&&(e=new WeakMap,yE.set(o,e)),e}var l_=class extends st{static get type(){return"PMREMNode"}constructor(e,t=null,n=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=n,this._generator=null;let i=new Ge;i.isRenderTargetTexture=!0,this._texture=Te(i),this._width=se(0),this._height=se(0),this._maxMip=se(0),this.updateBeforeType=me.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){let t=OD(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem,n=t?t.pmremVersion:-1,i=this._value;n!==i.pmremVersion&&(i.isPMREMTexture===!0?t=i:t=VD(i,e.renderer,this._generator),t!==null&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){this._generator===null&&(this._generator=new c_(e.renderer)),this.updateBefore(e);let t=this.uvNode;t===null&&e.context.getUV&&(t=e.context.getUV(this)),t=tS.mul(P(t.x,t.y.negate(),t.z));let n=this.levelNode;return n===null&&e.context.getTextureLevel&&(n=e.context.getTextureLevel(this)),oN(this._texture,t,n,this._width,this._height,this._maxMip)}dispose(){super.dispose(),this._generator!==null&&this._generator.dispose()}};function kD(o){if(o==null)return!1;let e=0,t=6;for(let n=0;n<t;n++)o[n]!==void 0&&e++;return e===t}function zD(o){return o==null?!1:o.height>0}var bS=ue(l_).setParameterLength(1,3),xE=new WeakMap,u_=class extends pr{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){let{material:t}=e,n=this.envNode;if(n.isTextureNode||n.isMaterialReferenceNode){let h=n.isTextureNode?n.value:t[n.property],d=xE.get(h);d===void 0&&(d=bS(h),xE.set(h,d)),n=d}let s=t.useAnisotropy===!0||t.anisotropy>0?rC:Oe,r=n.context(vE(ds,s)).mul(tg),a=n.context(HD(fo)).mul(Math.PI).mul(tg),c=Yd(r),l=Yd(a);e.context.radiance.addAssign(c),e.context.iblIrradiance.addAssign(l);let u=e.context.lightingModel.clearcoatRadiance;if(u){let h=n.context(vE(hf,yc)).mul(tg),d=Yd(h);u.addAssign(d)}}},vE=(o,e)=>{let t=null;return{getUV:()=>(t===null&&(t=Qe.negate().reflect(e),t=o.mul(o).mix(t,e).normalize(),t=t.transformDirection(ei)),t),getTextureLevel:()=>o}},HD=o=>({getUV:()=>o,getTextureLevel:()=>b(1)}),WD=new Ii,Sf=class extends qe{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(WD),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return t===null&&e.environmentNode&&(t=e.environmentNode),t?new u_(t):null}setupLightingModel(){return new Pu}setupSpecular(){let e=Ne(P(.04),Fe.rgb,uf);In.assign(e),df.assign(1)}setupVariants(){let e=this.metalnessNode?b(this.metalnessNode):dC;uf.assign(e);let t=this.roughnessNode?b(this.roughnessNode):hC;t=_S({roughness:t}),ds.assign(t),this.setupSpecular(),Fe.assign(Y(Fe.rgb.mul(e.oneMinus()),Fe.a))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}},XD=new Wt,Mf=class extends Sf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(XD),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||this.clearcoatNode!==null}get useIridescence(){return this.iridescence>0||this.iridescenceNode!==null}get useSheen(){return this.sheen>0||this.sheenNode!==null}get useAnisotropy(){return this.anisotropy>0||this.anisotropyNode!==null}get useTransmission(){return this.transmission>0||this.transmissionNode!==null}get useDispersion(){return this.dispersion>0||this.dispersionNode!==null}setupSpecular(){let e=this.iorNode?b(this.iorNode):EC;$d.assign(e),In.assign(Ne(Ln(Vb($d.sub(1).div($d.add(1))).mul(uC),P(1)).mul(m0),Fe.rgb,uf)),df.assign(Ne(m0,1,uf))}setupLightingModel(){return new Pu(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){let t=this.clearcoatNode?b(this.clearcoatNode):pC,n=this.clearcoatRoughnessNode?b(this.clearcoatRoughnessNode):mC;fg.assign(t),hf.assign(_S({roughness:n}))}if(this.useSheen){let t=this.sheenNode?P(this.sheenNode):yC,n=this.sheenRoughnessNode?b(this.sheenRoughnessNode):xC;_c.assign(t),Ay.assign(n)}if(this.useIridescence){let t=this.iridescenceNode?b(this.iridescenceNode):TC,n=this.iridescenceIORNode?b(this.iridescenceIORNode):bC,i=this.iridescenceThicknessNode?b(this.iridescenceThicknessNode):SC;Ey.assign(t),Mb.assign(n),Ab.assign(i)}if(this.useAnisotropy){let t=(this.anisotropyNode?O(this.anisotropyNode):vC).toVar();Jr.assign(t.length()),ne(Jr.equal(0),()=>{t.assign(O(1,0))}).Else(()=>{t.divAssign(O(Jr)),Jr.assign(Jr.saturate())}),pg.assign(Jr.pow2().mix(ds.pow2(),1)),qd.assign(xc[0].mul(t.x).add(xc[1].mul(t.y))),Sc.assign(xc[1].mul(t.x).sub(xc[0].mul(t.y)))}if(this.useTransmission){let t=this.transmissionNode?b(this.transmissionNode):MC,n=this.thicknessNode?b(this.thicknessNode):AC,i=this.attenuationDistanceNode?b(this.attenuationDistanceNode):wC,s=this.attenuationColorNode?P(this.attenuationColorNode):RC;if(gg.assign(t),Eb.assign(n),wb.assign(i),Rb.assign(s),this.useDispersion){let r=this.dispersionNode?b(this.dispersionNode):NC;Cb.assign(r)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?P(this.clearcoatNormalNode):gC}setup(e){e.context.setupClearcoatNormal=()=>xu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}},M0=class extends Pu{constructor(e=!1,t=!1,n=!1,i=!1,s=!1,r=!1,a=!1){super(e,t,n,i,s,r),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:n},i){if(this.useSSS===!0){let s=i.material,{thicknessColorNode:r,thicknessDistortionNode:a,thicknessAmbientNode:c,thicknessAttenuationNode:l,thicknessPowerNode:u,thicknessScaleNode:h}=s,d=e.add(Oe.mul(a)).normalize(),f=b(Qe.dot(d.negate()).saturate().pow(u).mul(h)),p=P(f.add(c).mul(r));n.directDiffuse.addAssign(p.mul(l.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:n},i)}},A0=class extends Mf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=b(.1),this.thicknessAmbientNode=b(0),this.thicknessAttenuationNode=b(.1),this.thicknessPowerNode=b(2),this.thicknessScaleNode=b(10)}get useSSS(){return this.thicknessColorNode!==null}setupLightingModel(){return new M0(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}},qD=I(({normal:o,lightDirection:e,builder:t})=>{let n=o.dot(e),i=O(n.mul(.5).add(.5),0);if(t.material.gradientMap){let s=cr("gradientMap","texture").context({getUV:()=>i});return P(s.r)}else{let s=i.fwidth().mul(.5);return Ne(P(.7),P(1),Si(b(.7).sub(s.x),b(.7).add(s.x),i.x))}}),E0=class extends ro{direct({lightDirection:e,lightColor:t,reflectedLight:n},i){let s=qD({normal:Dy,lightDirection:e,builder:i}).mul(t);n.directDiffuse.addAssign(s.mul(Pc({diffuseColor:Fe.rgb})))}indirect(e){let{ambientOcclusion:t,irradiance:n,reflectedLight:i}=e.context;i.indirectDiffuse.addAssign(n.mul(Pc({diffuseColor:Fe}))),i.indirectDiffuse.mulAssign(t)}},$D=new ea,h_=class extends qe{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues($D),this.setValues(e)}setupLightingModel(){return new E0}},lN=I(()=>{let o=P(Qe.z,0,Qe.x.negate()).normalize(),e=Qe.cross(o);return O(o.dot(Oe),e.dot(Oe)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),YD=new ia,d_=class extends qe{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(YD),this.setValues(e)}setupVariants(e){let t=lN,n;e.material.matcap?n=cr("matcap","texture").context({getUV:()=>t}):n=P(Ne(.2,.8,t.y)),Fe.rgb.mulAssign(n.rgb)}},f_=class extends st{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){let{rotationNode:t,positionNode:n}=this;if(this.getNodeType(e)==="vec2"){let s=t.cos(),r=t.sin();return My(s,r,r.negate(),s).mul(n)}else{let 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h=b(s||_C),d=$f(u,h);return Y(c.xy.add(d),c.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}},jD=new es,ZD=new B,p_=class extends Af{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(jD),this.setValues(e)}setupPositionView(){let{positionNode:e}=this;return fr.mul(P(e||vt)).xyz}setupVertexSprite(e){let{material:t,camera:n}=e,{rotationNode:i,scaleNode:s,sizeNode:r,sizeAttenuation:a}=this,c=super.setupVertex(e);if(t.isNodeMaterial!==!0)return c;let l=r!==null?O(r):CC;l=l.mul(LR),n.isPerspectiveCamera&&a===!0&&(l=l.mul(JD.div(Tt.z.negate()))),s&&s.isNode&&(l=l.mul(O(s)));let u=Qt.xy;if(i&&i.isNode){let h=b(i);u=$f(u,h)}return 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P0=class{constructor(e,t,n,i,s,r,a,c,l,u){this.id=eF++,this._nodes=e,this._geometries=t,this.renderer=n,this.object=i,this.material=s,this.scene=r,this.camera=a,this.lightsNode=c,this.context=l,this.geometry=i.geometry,this.version=s.version,this.drawRange=null,this.attributes=null,this.attributesId=null,this.pipeline=null,this.group=null,this.vertexBuffers=null,this.drawParams=null,this.bundle=null,this.clippingContext=u,this.clippingContextCacheKey=u!==null?u.cacheKey:"",this.initialNodesCacheKey=this.getDynamicCacheKey(),this.initialCacheKey=this.getCacheKey(),this._nodeBuilderState=null,this._bindings=null,this._monitor=null,this.onDispose=null,this.isRenderObject=!0,this.onMaterialDispose=()=>{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return 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e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,n=[],i=new Set,s={};for(let r of e){let a;if(r.node&&r.node.attribute?a=r.node.attribute:(a=t.getAttribute(r.name),s[r.name]=a.version),a===void 0)continue;n.push(a);let c=a.isInterleavedBufferAttribute?a.data:a;i.add(c)}return this.attributes=n,this.attributesId=s,this.vertexBuffers=Array.from(i.values()),n}getVertexBuffers(){return this.vertexBuffers===null&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){let{object:e,material:t,geometry:n,group:i,drawRange:s}=this,r=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),c=a!==null,l=1;if(n.isInstancedBufferGeometry===!0?l=n.instanceCount:e.count!==void 0&&(l=Math.max(0,e.count)),l===0)return null;if(r.instanceCount=l,e.isBatchedMesh===!0)return r;let u=1;t.wireframe===!0&&!e.isPoints&&!e.isLineSegments&&!e.isLine&&!e.isLineLoop&&(u=2);let 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this.material.isShadowPassMaterial!==!0&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=tf(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=tf(e,1)),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}},ac=[],I0=class{constructor(e,t,n,i,s,r){this.renderer=e,this.nodes=t,this.geometries=n,this.pipelines=i,this.bindings=s,this.info=r,this.chainMaps={}}get(e,t,n,i,s,r,a,c){let l=this.getChainMap(c);ac[0]=e,ac[1]=t,ac[2]=r,ac[3]=s;let u=l.get(ac);return u===void 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i}},F0=class{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,n){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=n*(t/3):e.isPoints?this.render.points+=n*t:e.isLineSegments?this.render.lines+=n*(t/2):e.isLine?this.render.lines+=n*(t-1):console.error("THREE.WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}},g_=class{constructor(e){this.cacheKey=e,this.usedTimes=0}},U0=class extends g_{constructor(e,t,n){super(e),this.vertexProgram=t,this.fragmentProgram=n}},B0=class extends 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n=this.renderItems[e];if(n.id===null)break;n.id=null,n.object=null,n.geometry=null,n.material=null,n.groupOrder=null,n.renderOrder=null,n.z=null,n.group=null,n.clippingContext=null}}},Pd=[],k0=class{constructor(e){this.lighting=e,this.lists=new Qn}get(e,t){let n=this.lists;Pd[0]=e,Pd[1]=t;let i=n.get(Pd);return i===void 0&&(i=new G0(this.lighting,e,t),n.set(Pd,i)),Pd.length=0,i}dispose(){this.lists=new Qn}},oF=0,z0=class{constructor(){this.id=oF++,this.color=!0,this.clearColor=!0,this.clearColorValue={r:0,g:0,b:0,a:1},this.depth=!0,this.clearDepth=!0,this.clearDepthValue=1,this.stencil=!1,this.clearStencil=!0,this.clearStencilValue=1,this.viewport=!1,this.viewportValue=new ge,this.scissor=!1,this.scissorValue=new ge,this.renderTarget=null,this.textures=null,this.depthTexture=null,this.activeCubeFace=0,this.activeMipmapLevel=0,this.sampleCount=1,this.width=0,this.height=0,this.occlusionQueryCount=0,this.clippingContext=null,this.isRenderContext=!0}getCacheKey(){return 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type(){return"SpriteSheetUVNode"}constructor(e,t=ze(),n=b(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=n}setup(){let{frameNode:e,uvNode:t,countNode:n}=this,{width:i,height:s}=n,r=e.mod(i.mul(s)).floor(),a=r.mod(i),c=s.sub(r.add(1).div(i).ceil()),l=n.reciprocal(),u=O(a,c);return t.add(u).mul(l)}},FF=ue(b_).setParameterLength(3),mN=I(([o,e=null,t=null,n=b(1),i=vt,s=Dn])=>{let r=s.abs().normalize();r=r.div(r.dot(P(1)));let a=i.yz.mul(n),c=i.zx.mul(n),l=i.xy.mul(n),u=o.value,h=e!==null?e.value:u,d=t!==null?t.value:u,f=Te(u,a).mul(r.x),p=Te(h,c).mul(r.y),m=Te(d,l).mul(r.z);return Et(f,p,m)}),UF=(...o)=>mN(...o),ru=new pn,cc=new S,ou=new S,Fv=new S,Ld=new ee,km=new S(0,0,-1),us=new ge,Dd=new S,zm=new S,Fd=new ge,Hm=new B,S_=new yn,BF=ur.flipX();S_.depthTexture=new cn(1,1);var Wm=!1,M_=class o extends Jn{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||S_.texture,BF),this._reflectorBaseNode=e.reflector||new 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n=to(xt(e)),i=kt(o.mul(n)).toVar(),s=xt(e,i).toVar(),r=xt(e,i.sub(kt(2,0))).toVar(),a=xt(e,i.sub(kt(1,0))).toVar(),c=xt(e,i.add(kt(1,0))).toVar(),l=xt(e,i.add(kt(2,0))).toVar(),u=xt(e,i.add(kt(0,2))).toVar(),h=xt(e,i.add(kt(0,1))).toVar(),d=xt(e,i.sub(kt(0,1))).toVar(),f=xt(e,i.sub(kt(0,2))).toVar(),p=Ye(Se(b(2).mul(a).sub(r),s)).toVar(),m=Ye(Se(b(2).mul(c).sub(l),s)).toVar(),_=Ye(Se(b(2).mul(h).sub(u),s)).toVar(),y=Ye(Se(b(2).mul(d).sub(f),s)).toVar(),x=fu(o,s,t).toVar(),v=p.lessThan(m).select(x.sub(fu(o.sub(O(b(1).div(n.x),0)),a,t)),x.negate().add(fu(o.add(O(b(1).div(n.x),0)),c,t))),T=_.lessThan(y).select(x.sub(fu(o.add(O(0,b(1).div(n.y))),h,t)),x.negate().add(fu(o.sub(O(0,b(1).div(n.y))),d,t)));return hr(Iy(v,T))}),Y0=class extends j{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(ze())}sample(e){return this.callback(e)}},WF=(o,e=null)=>U(new Y0(o,U(e))),co=class o extends j{static get 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type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}},KF=z(w_),Ud=new xn,Bv=new ee,Ai=class o extends j{static get type(){return"SceneNode"}constructor(e=o.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){let t=this.scope,n=this.scene!==null?this.scene:e.scene,i;return t===o.BACKGROUND_BLURRINESS?i=Xe("backgroundBlurriness","float",n):t===o.BACKGROUND_INTENSITY?i=Xe("backgroundIntensity","float",n):t===o.BACKGROUND_ROTATION?i=se("mat4").setName("backgroundRotation").setGroup(te).onRenderUpdate(()=>{let s=n.background;return s!==null&&s.isTexture&&s.mapping!==Pa?(Ud.copy(n.backgroundRotation),Ud.x*=-1,Ud.y*=-1,Ud.z*=-1,Bv.makeRotationFromEuler(Ud)):Bv.identity(),Bv}):console.error("THREE.SceneNode: Unknown scope:",t),i}};Ai.BACKGROUND_BLURRINESS="backgroundBlurriness";Ai.BACKGROUND_INTENSITY="backgroundIntensity";Ai.BACKGROUND_ROTATION="backgroundRotation";var yN=z(Ai,Ai.BACKGROUND_BLURRINESS),K0=z(Ai,Ai.BACKGROUND_INTENSITY),xN=z(Ai,Ai.BACKGROUND_ROTATION),R_=class extends Jn{static get type(){return"StorageTextureNode"}constructor(e,t,n=null){super(e,t),this.storeNode=n,this.isStorageTextureNode=!0,this.access=qt.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);let t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}generate(e,t){let n;return this.storeNode!==null?n=this.generateStore(e):n=super.generate(e,t),n}toReadWrite(){return this.setAccess(qt.READ_WRITE)}toReadOnly(){return this.setAccess(qt.READ_ONLY)}toWriteOnly(){return this.setAccess(qt.WRITE_ONLY)}generateStore(e){let t=e.getNodeProperties(this),{uvNode:n,storeNode:i,depthNode:s}=t,r=super.generate(e,"property"),a=n.build(e,this.value.is3DTexture===!0?"uvec3":"uvec2"),c=i.build(e,"vec4"),l=s?s.build(e,"int"):null,u=e.generateTextureStore(e,r,a,l,c);e.addLineFlowCode(u,this)}clone(){let e=super.clone();return e.storeNode=this.storeNode,e}},vN=ue(R_).setParameterLength(1,3),jF=(o,e,t)=>{let n=vN(o,e,t);return t!==null&&n.toStack(),n},ZF=I(({texture:o,uv:e})=>{let n=P().toVar();return ne(e.x.lessThan(1e-4),()=>{n.assign(P(1,0,0))}).ElseIf(e.y.lessThan(1e-4),()=>{n.assign(P(0,1,0))}).ElseIf(e.z.lessThan(1e-4),()=>{n.assign(P(0,0,1))}).ElseIf(e.x.greaterThan(1-1e-4),()=>{n.assign(P(-1,0,0))}).ElseIf(e.y.greaterThan(1-1e-4),()=>{n.assign(P(0,-1,0))}).ElseIf(e.z.greaterThan(1-1e-4),()=>{n.assign(P(0,0,-1))}).Else(()=>{let s=o.sample(e.add(P(-.01,0,0))).r.sub(o.sample(e.add(P(.01,0,0))).r),r=o.sample(e.add(P(0,-.01,0))).r.sub(o.sample(e.add(P(0,.01,0))).r),a=o.sample(e.add(P(0,0,-.01))).r.sub(o.sample(e.add(P(0,0,.01))).r);n.assign(P(s,r,a))}),n.normalize()}),C_=class extends Jn{static get type(){return"Texture3DNode"}constructor(e,t=null,n=null){super(e,t,n),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return 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s=b(0).toVar("meanVertical"),r=b(0).toVar("squareMeanVertical"),a=o.lessThanEqual(b(1)).select(b(0),b(2).div(o.sub(1))),c=o.lessThanEqual(b(1)).select(b(0),b(-1));Ve({start:R(0),end:R(o),type:"int",condition:"<"},({i:u})=>{let h=c.add(b(u).mul(a)),d=n.sample(Et(Xf.xy,O(0,h).mul(e)).div(t));n.value.isArrayTexture&&(d=d.depth(i)),d=d.x,s.addAssign(d),r.addAssign(d.mul(d))}),s.divAssign(o),r.divAssign(o);let l=bs(r.sub(s.mul(s)));return O(s,l)}),TB=I(({samples:o,radius:e,size:t,shadowPass:n,depthLayer:i})=>{let s=b(0).toVar("meanHorizontal"),r=b(0).toVar("squareMeanHorizontal"),a=o.lessThanEqual(b(1)).select(b(0),b(2).div(o.sub(1))),c=o.lessThanEqual(b(1)).select(b(0),b(-1));Ve({start:R(0),end:R(o),type:"int",condition:"<"},({i:u})=>{let h=c.add(b(u).mul(a)),d=n.sample(Et(Xf.xy,O(h,0).mul(e)).div(t));n.value.isArrayTexture&&(d=d.depth(i)),s.addAssign(d.x),r.addAssign(Et(d.y.mul(d.y),d.x.mul(d.x)))}),s.divAssign(o),r.divAssign(o);let l=bs(r.sub(s.mul(s)));return 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l=Xe("near","float",n.camera).setGroup(te),u=Xe("far","float",n.camera).setGroup(te);a=pS(c.negate(),l,u)}return r=P(r.x,r.y.oneMinus(),a.add(s)),r}getShadowFilterFn(e){return bB[e]}setupRenderTarget(e,t){let n=new cn(e.mapSize.width,e.mapSize.height);n.name="ShadowDepthTexture",n.compareFunction=nu;let i=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return i.texture.name="ShadowMap",i.texture.type=e.mapType,i.depthTexture=n,{shadowMap:i,depthTexture:n}}setupShadow(e){let{renderer:t}=e,{light:n,shadow:i}=this,s=t.shadowMap.type,{depthTexture:r,shadowMap:a}=this.setupRenderTarget(i,e);if(i.camera.updateProjectionMatrix(),s===xa&&i.isPointLightShadow!==!0){r.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:Hi,type:ft,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:Hi,type:ft,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:Hi,type:ft,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:Hi,type:ft,depthBuffer:!1}));let y=Te(r);r.isArrayTexture&&(y=y.depth(this.depthLayer));let x=Te(this.vsmShadowMapVertical.texture);r.isArrayTexture&&(x=x.depth(this.depthLayer));let v=Xe("blurSamples","float",i).setGroup(te),T=Xe("radius","float",i).setGroup(te),M=Xe("mapSize","vec2",i).setGroup(te),w=this.vsmMaterialVertical||(this.vsmMaterialVertical=new qe);w.fragmentNode=vB({samples:v,radius:T,size:M,shadowPass:y,depthLayer:this.depthLayer}).context(e.getSharedContext()),w.name="VSMVertical",w=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new qe),w.fragmentNode=TB({samples:v,radius:T,size:M,shadowPass:x,depthLayer:this.depthLayer}).context(e.getSharedContext()),w.name="VSMHorizontal"}let c=Xe("intensity","float",i).setGroup(te),l=Xe("normalBias","float",i).setGroup(te),u=zy(n).mul(NS.add(fo.mul(l))),h=this.setupShadowCoord(e,u),d=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(d===null)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");let f=s===xa&&i.isPointLightShadow!==!0?this.vsmShadowMapHorizontal.texture:r,p=this.setupShadowFilter(e,{filterFn:d,shadowTexture:a.texture,depthTexture:f,shadowCoord:h,shadow:i,depthLayer:this.depthLayer}),m=Te(a.texture,h);r.isArrayTexture&&(m=m.depth(this.depthLayer));let _=Ne(1,p.rgb.mix(m,1),c.mul(m.a)).toVar();return this.shadowMap=a,this.shadow.map=a,_}setup(e){if(e.renderer.shadowMap.enabled!==!1)return I(()=>{let t=this._node;return this.setupShadowPosition(e),t===null&&(this._node=t=this.setupShadow(e)),e.material.shadowNode&&console.warn('THREE.NodeMaterial: ".shadowNode" is deprecated. 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h=s.getRenderObjectFunction(),d=s.getMRT(),f=d?d.has("velocity"):!1;Vv=BN(s,r,Vv),r.overrideMaterial=HN(n),s.setRenderObjectFunction(WN(s,i,c,f)),s.setClearColor(0,0),s.setRenderTarget(t),this.renderShadow(e),s.setRenderObjectFunction(h),c===xa&&i.isPointLightShadow!==!0&&this.vsmPass(s),i.camera.layers.mask=u,ON(s,r,Vv)}vsmPass(e){let{shadow:t}=this,n=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,n),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,n),e.setRenderTarget(this.vsmShadowMapVertical),$m.material=this.vsmMaterialVertical,$m.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),$m.material=this.vsmMaterialHorizontal,$m.render(e)}dispose(){this.shadowMap.dispose(),this.shadowMap=null,this.vsmShadowMapVertical!==null&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),this.vsmShadowMapHorizontal!==null&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null),super.dispose()}updateBefore(e){let{shadow:t}=this,n=t.needsUpdate||t.autoUpdate;n&&(this._cameraFrameId[e.camera]===e.frameId&&(n=!1),this._cameraFrameId[e.camera]=e.frameId),n&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}},XN=(o,e)=>U(new If(o,e)),SB=new q,$i=I(([o,e])=>{let t=o.toVar(),n=Ye(t),i=Zn(1,mt(n.x,mt(n.y,n.z)));n.mulAssign(i),t.mulAssign(i.mul(e.mul(2).oneMinus()));let s=O(t.xy).toVar(),a=e.mul(1.5).oneMinus();return ne(n.z.greaterThanEqual(a),()=>{ne(t.z.greaterThan(0),()=>{s.x.assign(Se(4,t.x))})}).ElseIf(n.x.greaterThanEqual(a),()=>{let c=gf(t.x);s.x.assign(t.z.mul(c).add(c.mul(2)))}).ElseIf(n.y.greaterThanEqual(a),()=>{let c=gf(t.y);s.x.assign(t.x.add(c.mul(2)).add(2)),s.y.assign(t.z.mul(c).sub(2))}),O(.125,.25).mul(s).add(O(.375,.75)).flipY()}).setLayout({name:"cubeToUV",type:"vec2",inputs:[{name:"pos",type:"vec3"},{name:"texelSizeY",type:"float"}]}),qN=I(({depthTexture:o,bd3D:e,dp:t,texelSize:n})=>Te(o,$i(e,n.y)).compare(t)),$N=I(({depthTexture:o,bd3D:e,dp:t,texelSize:n,shadow:i})=>{let s=Xe("radius","float",i).setGroup(te),r=O(-1,1).mul(s).mul(n.y);return Te(o,$i(e.add(r.xyy),n.y)).compare(t).add(Te(o,$i(e.add(r.yyy),n.y)).compare(t)).add(Te(o,$i(e.add(r.xyx),n.y)).compare(t)).add(Te(o,$i(e.add(r.yyx),n.y)).compare(t)).add(Te(o,$i(e,n.y)).compare(t)).add(Te(o,$i(e.add(r.xxy),n.y)).compare(t)).add(Te(o,$i(e.add(r.yxy),n.y)).compare(t)).add(Te(o,$i(e.add(r.xxx),n.y)).compare(t)).add(Te(o,$i(e.add(r.yxx),n.y)).compare(t)).mul(1/9)}),MB=I(({filterFn:o,depthTexture:e,shadowCoord:t,shadow:n})=>{let i=t.xyz.toVar(),s=i.length(),r=se("float").setGroup(te).onRenderUpdate(()=>n.camera.near),a=se("float").setGroup(te).onRenderUpdate(()=>n.camera.far),c=Xe("bias","float",n).setGroup(te),l=se(n.mapSize).setGroup(te),u=b(1).toVar();return ne(s.sub(a).lessThanEqual(0).and(s.sub(r).greaterThanEqual(0)),()=>{let h=s.sub(r).div(a.sub(r)).toVar();h.addAssign(c);let d=i.normalize(),f=O(1).div(l.mul(O(4,2)));u.assign(o({depthTexture:e,bd3D:d,dp:h,texelSize:f,shadow:n}))}),u}),NE=new ge,cu=new B,Od=new B,nT=class extends If{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===$p?qN:$N}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,shadowTexture:n,depthTexture:i,shadowCoord:s,shadow:r}){return MB({filterFn:t,shadowTexture:n,depthTexture:i,shadowCoord:s,shadow:r})}renderShadow(e){let{shadow:t,shadowMap:n,light:i}=this,{renderer:s,scene:r}=e,a=t.getFrameExtents();Od.copy(t.mapSize),Od.multiply(a),n.setSize(Od.width,Od.height),cu.copy(t.mapSize);let c=s.autoClear,l=s.getClearColor(SB),u=s.getClearAlpha();s.autoClear=!1,s.setClearColor(t.clearColor,t.clearAlpha),s.clear();let h=t.getViewportCount();for(let d=0;d<h;d++){let f=t.getViewport(d),p=cu.x*f.x,m=Od.y-cu.y-cu.y*f.y;NE.set(p,m,cu.x*f.z,cu.y*f.w),n.viewport.copy(NE),t.updateMatrices(i,d),s.render(r,t.camera)}s.autoClear=c,s.setClearColor(l,u)}},YN=(o,e)=>U(new nT(o,e)),vs=class extends pr{static get type(){return"AnalyticLightNode"}constructor(e=null){super(),this.light=e,this.color=new q,this.colorNode=e&&e.colorNode||se(this.color).setGroup(te),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=me.FRAME}getHash(){return this.light.uuid}getLightVector(e){return RS(this.light).sub(e.context.positionView||Tt)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return XN(this.light)}setupShadow(e){let{renderer:t}=e;if(t.shadowMap.enabled===!1)return;let n=this.shadowColorNode;if(n===null){let i=this.light.shadow.shadowNode,s;i!==void 0?s=U(i):s=this.setupShadowNode(),this.shadowNode=s,this.shadowColorNode=n=this.colorNode.mul(s),this.baseColorNode=this.colorNode}this.colorNode=n}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):this.shadowNode!==null&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);let t=this.setupDirect(e),n=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),n&&e.lightsNode.setupDirectRectAreaLight(e,this,n)}update(){let{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}},LS=I(({lightDistance:o,cutoffDistance:e,decayExponent:t})=>{let n=o.pow(t).max(.01).reciprocal();return e.greaterThan(0).select(n.mul(o.div(e).pow4().oneMinus().clamp().pow2()),n)}),KN=({color:o,lightVector:e,cutoffDistance:t,decayExponent:n})=>{let i=e.normalize(),s=e.length(),r=LS({lightDistance:s,cutoffDistance:t,decayExponent:n}),a=o.mul(r);return{lightDirection:i,lightColor:a}},G_=class extends vs{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=se(0).setGroup(te),this.decayExponentNode=se(2).setGroup(te)}update(e){let{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return YN(this.light)}setupDirect(e){return 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t=b(o).toVar();return e.assign(At(t)),t.sub(b(e))}),wB=I(([o,e,t,n,i,s])=>{let r=b(s).toVar(),a=b(i).toVar(),c=b(n).toVar(),l=b(t).toVar(),u=b(e).toVar(),h=b(o).toVar(),d=b(Se(1,a)).toVar();return Se(1,r).mul(h.mul(d).add(u.mul(a))).add(r.mul(l.mul(d).add(c.mul(a))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),RB=I(([o,e,t,n,i,s])=>{let r=b(s).toVar(),a=b(i).toVar(),c=P(n).toVar(),l=P(t).toVar(),u=P(e).toVar(),h=P(o).toVar(),d=b(Se(1,a)).toVar();return Se(1,r).mul(h.mul(d).add(u.mul(a))).add(r.mul(l.mul(d).add(c.mul(a))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]}),jN=en([wB,RB]),CB=I(([o,e,t,n,i,s,r,a,c,l,u])=>{let 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b(Se(1,h)).toVar().mul(E.mul(M.mul(w).add(T.mul(f))).add(d.mul(v.mul(w).add(x.mul(f))))).add(h.mul(E.mul(y.mul(w).add(_.mul(f))).add(d.mul(m.mul(w).add(p.mul(f))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ZN=en([CB,NB]),PB=I(([o,e,t])=>{let n=b(t).toVar(),i=b(e).toVar(),s=$(o).toVar(),r=$(s.bitAnd($(7))).toVar(),a=b(Qd(r.lessThan($(4)),i,n)).toVar(),c=b(de(2,Qd(r.lessThan($(4)),n,i))).toVar();return k_(a,Ti(r.bitAnd($(1)))).add(k_(c,Ti(r.bitAnd($(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),IB=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=b(e).toVar(),a=$(o).toVar(),c=$(a.bitAnd($(15))).toVar(),l=b(Qd(c.lessThan($(8)),r,s)).toVar(),u=b(Qd(c.lessThan($(4)),s,Qd(c.equal($(12)).or(c.equal($(14))),r,i))).toVar();return k_(l,Ti(c.bitAnd($(1)))).add(k_(u,Ti(c.bitAnd($(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Xt=en([PB,IB]),LB=I(([o,e,t])=>{let n=b(t).toVar(),i=b(e).toVar(),s=Bu(o).toVar();return P(Xt(s.x,i,n),Xt(s.y,i,n),Xt(s.z,i,n))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),DB=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=b(e).toVar(),a=Bu(o).toVar();return P(Xt(a.x,r,s,i),Xt(a.y,r,s,i),Xt(a.z,r,s,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),mi=en([LB,DB]),FB=I(([o])=>{let e=b(o).toVar();return de(.6616,e)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),UB=I(([o])=>{let e=b(o).toVar();return de(.982,e)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),BB=I(([o])=>{let e=P(o).toVar();return de(.6616,e)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]}),JN=en([FB,BB]),OB=I(([o])=>{let e=P(o).toVar();return de(.982,e)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]}),QN=en([UB,OB]),Yn=I(([o,e])=>{let t=R(e).toVar(),n=$(o).toVar();return n.shiftLeft(t).bitOr(n.shiftRight(R(32).sub(t)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),e1=I(([o,e,t])=>{o.subAssign(t),o.bitXorAssign(Yn(t,R(4))),t.addAssign(e),e.subAssign(o),e.bitXorAssign(Yn(o,R(6))),o.addAssign(t),t.subAssign(e),t.bitXorAssign(Yn(e,R(8))),e.addAssign(o),o.subAssign(t),o.bitXorAssign(Yn(t,R(16))),t.addAssign(e),e.subAssign(o),e.bitXorAssign(Yn(o,R(19))),o.addAssign(t),t.subAssign(e),t.bitXorAssign(Yn(e,R(4))),e.addAssign(o)}),Kf=I(([o,e,t])=>{let n=$(t).toVar(),i=$(e).toVar(),s=$(o).toVar();return n.bitXorAssign(i),n.subAssign(Yn(i,R(14))),s.bitXorAssign(n),s.subAssign(Yn(n,R(11))),i.bitXorAssign(s),i.subAssign(Yn(s,R(25))),n.bitXorAssign(i),n.subAssign(Yn(i,R(16))),s.bitXorAssign(n),s.subAssign(Yn(n,R(4))),i.bitXorAssign(s),i.subAssign(Yn(s,R(14))),n.bitXorAssign(i),n.subAssign(Yn(i,R(24))),n}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),hn=I(([o])=>{let e=$(o).toVar();return b(e).div(b($(R(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),gs=I(([o])=>{let e=b(o).toVar();return e.mul(e).mul(e).mul(e.mul(e.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),VB=I(([o])=>{let e=R(o).toVar(),t=$($(1)).toVar(),n=$($(R(3735928559)).add(t.shiftLeft($(2))).add($(13))).toVar();return Kf(n.add($(e)),n,n)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),GB=I(([o,e])=>{let t=R(e).toVar(),n=R(o).toVar(),i=$($(2)).toVar(),s=$().toVar(),r=$().toVar(),a=$().toVar();return s.assign(r.assign(a.assign($(R(3735928559)).add(i.shiftLeft($(2))).add($(13))))),s.addAssign($(n)),r.addAssign($(t)),Kf(s,r,a)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),kB=I(([o,e,t])=>{let n=R(t).toVar(),i=R(e).toVar(),s=R(o).toVar(),r=$($(3)).toVar(),a=$().toVar(),c=$().toVar(),l=$().toVar();return a.assign(c.assign(l.assign($(R(3735928559)).add(r.shiftLeft($(2))).add($(13))))),a.addAssign($(s)),c.addAssign($(i)),l.addAssign($(n)),Kf(a,c,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),zB=I(([o,e,t,n])=>{let i=R(n).toVar(),s=R(t).toVar(),r=R(e).toVar(),a=R(o).toVar(),c=$($(4)).toVar(),l=$().toVar(),u=$().toVar(),h=$().toVar();return l.assign(u.assign(h.assign($(R(3735928559)).add(c.shiftLeft($(2))).add($(13))))),l.addAssign($(a)),u.addAssign($(r)),h.addAssign($(s)),e1(l,u,h),l.addAssign($(i)),Kf(l,u,h)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),HB=I(([o,e,t,n,i])=>{let s=R(i).toVar(),r=R(n).toVar(),a=R(t).toVar(),c=R(e).toVar(),l=R(o).toVar(),u=$($(5)).toVar(),h=$().toVar(),d=$().toVar(),f=$().toVar();return h.assign(d.assign(f.assign($(R(3735928559)).add(u.shiftLeft($(2))).add($(13))))),h.addAssign($(l)),d.addAssign($(c)),f.addAssign($(a)),e1(h,d,f),h.addAssign($(r)),d.addAssign($(s)),Kf(h,d,f)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]}),ke=en([VB,GB,kB,zB,HB]),WB=I(([o,e])=>{let t=R(e).toVar(),n=R(o).toVar(),i=$(ke(n,t)).toVar(),s=Bu().toVar();return s.x.assign(i.bitAnd(R(255))),s.y.assign(i.shiftRight(R(8)).bitAnd(R(255))),s.z.assign(i.shiftRight(R(16)).bitAnd(R(255))),s}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),XB=I(([o,e,t])=>{let n=R(t).toVar(),i=R(e).toVar(),s=R(o).toVar(),r=$(ke(s,i,n)).toVar(),a=Bu().toVar();return a.x.assign(r.bitAnd(R(255))),a.y.assign(r.shiftRight(R(8)).bitAnd(R(255))),a.z.assign(r.shiftRight(R(16)).bitAnd(R(255))),a}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),gi=en([WB,XB]),qB=I(([o])=>{let e=O(o).toVar(),t=R().toVar(),n=R().toVar(),i=b(it(e.x,t)).toVar(),s=b(it(e.y,n)).toVar(),r=b(gs(i)).toVar(),a=b(gs(s)).toVar(),c=b(jN(Xt(ke(t,n),i,s),Xt(ke(t.add(R(1)),n),i.sub(1),s),Xt(ke(t,n.add(R(1))),i,s.sub(1)),Xt(ke(t.add(R(1)),n.add(R(1))),i.sub(1),s.sub(1)),r,a)).toVar();return JN(c)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),$B=I(([o])=>{let e=P(o).toVar(),t=R().toVar(),n=R().toVar(),i=R().toVar(),s=b(it(e.x,t)).toVar(),r=b(it(e.y,n)).toVar(),a=b(it(e.z,i)).toVar(),c=b(gs(s)).toVar(),l=b(gs(r)).toVar(),u=b(gs(a)).toVar(),h=b(ZN(Xt(ke(t,n,i),s,r,a),Xt(ke(t.add(R(1)),n,i),s.sub(1),r,a),Xt(ke(t,n.add(R(1)),i),s,r.sub(1),a),Xt(ke(t.add(R(1)),n.add(R(1)),i),s.sub(1),r.sub(1),a),Xt(ke(t,n,i.add(R(1))),s,r,a.sub(1)),Xt(ke(t.add(R(1)),n,i.add(R(1))),s.sub(1),r,a.sub(1)),Xt(ke(t,n.add(R(1)),i.add(R(1))),s,r.sub(1),a.sub(1)),Xt(ke(t.add(R(1)),n.add(R(1)),i.add(R(1))),s.sub(1),r.sub(1),a.sub(1)),c,l,u)).toVar();return QN(h)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]}),DS=en([qB,$B]),YB=I(([o])=>{let e=O(o).toVar(),t=R().toVar(),n=R().toVar(),i=b(it(e.x,t)).toVar(),s=b(it(e.y,n)).toVar(),r=b(gs(i)).toVar(),a=b(gs(s)).toVar(),c=P(jN(mi(gi(t,n),i,s),mi(gi(t.add(R(1)),n),i.sub(1),s),mi(gi(t,n.add(R(1))),i,s.sub(1)),mi(gi(t.add(R(1)),n.add(R(1))),i.sub(1),s.sub(1)),r,a)).toVar();return JN(c)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),KB=I(([o])=>{let e=P(o).toVar(),t=R().toVar(),n=R().toVar(),i=R().toVar(),s=b(it(e.x,t)).toVar(),r=b(it(e.y,n)).toVar(),a=b(it(e.z,i)).toVar(),c=b(gs(s)).toVar(),l=b(gs(r)).toVar(),u=b(gs(a)).toVar(),h=P(ZN(mi(gi(t,n,i),s,r,a),mi(gi(t.add(R(1)),n,i),s.sub(1),r,a),mi(gi(t,n.add(R(1)),i),s,r.sub(1),a),mi(gi(t.add(R(1)),n.add(R(1)),i),s.sub(1),r.sub(1),a),mi(gi(t,n,i.add(R(1))),s,r,a.sub(1)),mi(gi(t.add(R(1)),n,i.add(R(1))),s.sub(1),r,a.sub(1)),mi(gi(t,n.add(R(1)),i.add(R(1))),s,r.sub(1),a.sub(1)),mi(gi(t.add(R(1)),n.add(R(1)),i.add(R(1))),s.sub(1),r.sub(1),a.sub(1)),c,l,u)).toVar();return QN(h)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),jf=en([YB,KB]),jB=I(([o])=>{let e=b(o).toVar(),t=R(At(e)).toVar();return hn(ke(t))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),ZB=I(([o])=>{let e=O(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar();return hn(ke(t,n))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),JB=I(([o])=>{let e=P(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar(),i=R(At(e.z)).toVar();return hn(ke(t,n,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),QB=I(([o])=>{let e=Y(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar(),i=R(At(e.z)).toVar(),s=R(At(e.w)).toVar();return hn(ke(t,n,i,s))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]}),e2=en([jB,ZB,JB,QB]),t2=I(([o])=>{let e=b(o).toVar(),t=R(At(e)).toVar();return P(hn(ke(t,R(0))),hn(ke(t,R(1))),hn(ke(t,R(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),n2=I(([o])=>{let e=O(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar();return P(hn(ke(t,n,R(0))),hn(ke(t,n,R(1))),hn(ke(t,n,R(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),i2=I(([o])=>{let e=P(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar(),i=R(At(e.z)).toVar();return P(hn(ke(t,n,i,R(0))),hn(ke(t,n,i,R(1))),hn(ke(t,n,i,R(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),s2=I(([o])=>{let e=Y(o).toVar(),t=R(At(e.x)).toVar(),n=R(At(e.y)).toVar(),i=R(At(e.z)).toVar(),s=R(At(e.w)).toVar();return P(hn(ke(t,n,i,s,R(0))),hn(ke(t,n,i,s,R(1))),hn(ke(t,n,i,s,R(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]}),Hy=en([t2,n2,i2,s2]),z_=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=R(e).toVar(),a=P(o).toVar(),c=b(0).toVar(),l=b(1).toVar();return Ve(r,()=>{c.addAssign(l.mul(DS(a))),l.mulAssign(i),a.mulAssign(s)}),c}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wy=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=R(e).toVar(),a=P(o).toVar(),c=P(0).toVar(),l=b(1).toVar();return Ve(r,()=>{c.addAssign(l.mul(jf(a))),l.mulAssign(i),a.mulAssign(s)}),c}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),r2=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=R(e).toVar(),a=P(o).toVar();return O(z_(a,r,s,i),z_(a.add(P(R(19),R(193),R(17))),r,s,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),o2=I(([o,e,t,n])=>{let i=b(n).toVar(),s=b(t).toVar(),r=R(e).toVar(),a=P(o).toVar(),c=P(Wy(a,r,s,i)).toVar(),l=b(z_(a.add(P(R(19),R(193),R(17))),r,s,i)).toVar();return Y(c,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),a2=I(([o,e,t,n,i,s,r])=>{let a=R(r).toVar(),c=b(s).toVar(),l=R(i).toVar(),u=R(n).toVar(),h=R(t).toVar(),d=R(e).toVar(),f=O(o).toVar(),p=P(Hy(O(d.add(u),h.add(l)))).toVar(),m=O(p.x,p.y).toVar();m.subAssign(.5),m.mulAssign(c),m.addAssign(.5);let _=O(O(b(d),b(h)).add(m)).toVar(),y=O(_.sub(f)).toVar();return ne(a.equal(R(2)),()=>Ye(y.x).add(Ye(y.y))),ne(a.equal(R(3)),()=>mt(Ye(y.x),Ye(y.y))),uo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),c2=I(([o,e,t,n,i,s,r,a,c])=>{let l=R(c).toVar(),u=b(a).toVar(),h=R(r).toVar(),d=R(s).toVar(),f=R(i).toVar(),p=R(n).toVar(),m=R(t).toVar(),_=R(e).toVar(),y=P(o).toVar(),x=P(Hy(P(_.add(f),m.add(d),p.add(h)))).toVar();x.subAssign(.5),x.mulAssign(u),x.addAssign(.5);let v=P(P(b(_),b(m),b(p)).add(x)).toVar(),T=P(v.sub(y)).toVar();return ne(l.equal(R(2)),()=>Ye(T.x).add(Ye(T.y)).add(Ye(T.z))),ne(l.equal(R(3)),()=>mt(Ye(T.x),Ye(T.y),Ye(T.z))),uo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Gu=en([a2,c2]),l2=I(([o,e,t])=>{let n=R(t).toVar(),i=b(e).toVar(),s=O(o).toVar(),r=R().toVar(),a=R().toVar(),c=O(it(s.x,r),it(s.y,a)).toVar(),l=b(1e6).toVar();return Ve({start:-1,end:R(1),name:"x",condition:"<="},({x:u})=>{Ve({start:-1,end:R(1),name:"y",condition:"<="},({y:h})=>{let d=b(Gu(c,u,h,r,a,i,n)).toVar();l.assign(Ln(l,d))})}),ne(n.equal(R(0)),()=>{l.assign(bs(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),u2=I(([o,e,t])=>{let n=R(t).toVar(),i=b(e).toVar(),s=O(o).toVar(),r=R().toVar(),a=R().toVar(),c=O(it(s.x,r),it(s.y,a)).toVar(),l=O(1e6,1e6).toVar();return Ve({start:-1,end:R(1),name:"x",condition:"<="},({x:u})=>{Ve({start:-1,end:R(1),name:"y",condition:"<="},({y:h})=>{let d=b(Gu(c,u,h,r,a,i,n)).toVar();ne(d.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(d)}).ElseIf(d.lessThan(l.y),()=>{l.y.assign(d)})})}),ne(n.equal(R(0)),()=>{l.assign(bs(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),h2=I(([o,e,t])=>{let n=R(t).toVar(),i=b(e).toVar(),s=O(o).toVar(),r=R().toVar(),a=R().toVar(),c=O(it(s.x,r),it(s.y,a)).toVar(),l=P(1e6,1e6,1e6).toVar();return Ve({start:-1,end:R(1),name:"x",condition:"<="},({x:u})=>{Ve({start:-1,end:R(1),name:"y",condition:"<="},({y:h})=>{let d=b(Gu(c,u,h,r,a,i,n)).toVar();ne(d.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(d)}).ElseIf(d.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(d)}).ElseIf(d.lessThan(l.z),()=>{l.z.assign(d)})})}),ne(n.equal(R(0)),()=>{l.assign(bs(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),d2=I(([o,e,t])=>{let n=R(t).toVar(),i=b(e).toVar(),s=P(o).toVar(),r=R().toVar(),a=R().toVar(),c=R().toVar(),l=P(it(s.x,r),it(s.y,a),it(s.z,c)).toVar(),u=b(1e6).toVar();return Ve({start:-1,end:R(1),name:"x",condition:"<="},({x:h})=>{Ve({start:-1,end:R(1),name:"y",condition:"<="},({y:d})=>{Ve({start:-1,end:R(1),name:"z",condition:"<="},({z:f})=>{let 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t=e.getUpdateAfterType(),n=e.updateReference(this);if(t===me.FRAME){let{frameMap:i}=this._getMaps(this.updateAfterMap,n);i.get(n)!==this.frameId&&e.updateAfter(this)!==!1&&i.set(n,this.frameId)}else if(t===me.RENDER){let{renderMap:i}=this._getMaps(this.updateAfterMap,n);i.get(n)!==this.renderId&&e.updateAfter(this)!==!1&&i.set(n,this.renderId)}else t===me.OBJECT&&e.updateAfter(this)}updateNode(e){let t=e.getUpdateType(),n=e.updateReference(this);if(t===me.FRAME){let{frameMap:i}=this._getMaps(this.updateMap,n);i.get(n)!==this.frameId&&e.update(this)!==!1&&i.set(n,this.frameId)}else if(t===me.RENDER){let{renderMap:i}=this._getMaps(this.updateMap,n);i.get(n)!==this.renderId&&e.update(this)!==!1&&i.set(n,this.renderId)}else t===me.OBJECT&&e.update(this)}update(){this.frameId++,this.lastTime===void 0&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}},Lu=class{constructor(e,t,n=null,i="",s=!1){this.type=e,this.name=t,this.count=n,this.qualifier=i,this.isConst=s}};Lu.isNodeFunctionInput=!0;var q_=class extends vs{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){let e=this.colorNode;return{lightDirection:CS(this.light),lightColor:e}}},Gv=new ee,Km=new ee,Vd=null,$_=class extends vs{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=se(new S).setGroup(te),this.halfWidth=se(new S).setGroup(te),this.updateType=me.RENDER}update(e){super.update(e);let{light:t}=this,n=e.camera.matrixWorldInverse;Km.identity(),Gv.copy(t.matrixWorld),Gv.premultiply(n),Km.extractRotation(Gv),this.halfWidth.value.set(t.width*.5,0,0),this.halfHeight.value.set(0,t.height*.5,0),this.halfWidth.value.applyMatrix4(Km),this.halfHeight.value.applyMatrix4(Km)}setupDirectRectArea(e){let t,n;e.isAvailable("float32Filterable")?(t=Te(Vd.LTC_FLOAT_1),n=Te(Vd.LTC_FLOAT_2)):(t=Te(Vd.LTC_HALF_1),n=Te(Vd.LTC_HALF_2));let{colorNode:i,light:s}=this,r=RS(s);return{lightColor:i,lightPosition:r,halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:n}}static setLTC(e){Vd=e}},Du=class extends vs{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=se(0).setGroup(te),this.penumbraCosNode=se(0).setGroup(te),this.cutoffDistanceNode=se(0).setGroup(te),this.decayExponentNode=se(0).setGroup(te),this.colorNode=se(this.color).setGroup(te)}update(e){super.update(e);let{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){let{coneCosNode:n,penumbraCosNode:i}=this;return Si(n,i,t)}getLightCoord(e){let t=e.getNodeProperties(this),n=t.projectionUV;return n===void 0&&(n=PN(this.light,e.context.positionWorld),t.projectionUV=n),n}setupDirect(e){let{colorNode:t,cutoffDistanceNode:n,decayExponentNode:i,light:s}=this,r=this.getLightVector(e),a=r.normalize(),c=a.dot(CS(s)),l=this.getSpotAttenuation(e,c),u=r.length(),h=LS({lightDistance:u,cutoffDistance:n,decayExponent:i}),d=t.mul(l).mul(h),f,p;return s.colorNode?(p=this.getLightCoord(e),f=s.colorNode(p)):s.map&&(p=this.getLightCoord(e),f=Te(s.map,p.xy).onRenderUpdate(()=>s.map)),f&&(d=p.mul(2).sub(1).abs().lessThan(1).all().select(d.mul(f),d)),{lightColor:d,lightDirection:a}}},Y_=class extends Du{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){let n=this.light.iesMap,i=null;if(n&&n.isTexture===!0){let s=t.acos().mul(1/Math.PI);i=Te(n,O(s,0),0).r}else i=super.getSpotAttenuation(t);return i}},hO=I(([o,e])=>{let t=o.abs().sub(e);return ms(mt(t,0)).add(Ln(mt(t.x,t.y),0))}),K_=class extends Du{static get type(){return"ProjectorLightNode"}update(e){super.update(e);let t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),t.aspect===null){let n=1;t.map!==null&&(n=t.map.width/t.map.height),t.shadow.aspect=n}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){let t=b(0),n=this.penumbraCosNode,i=zy(this.light).mul(e.context.positionWorld||jn);return ne(i.w.greaterThan(0),()=>{let s=i.xyz.div(i.w),r=hO(s.xy.sub(O(.5)),O(.5)),a=Zn(-1,Se(1,Fb(n)).sub(1));t.assign(kb(r.mul(-2).mul(a)))}),t}},j_=class extends vs{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}},Z_=class extends vs{static get type(){return"HemisphereLightNode"}constructor(e=null){super(e),this.lightPositionNode=wS(e),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=se(new q).setGroup(te)}update(e){let{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){let{colorNode:t,groundColorNode:n,lightDirectionNode:i}=this,r=fo.dot(i).mul(.5).add(.5),a=Ne(n,t,r);e.context.irradiance.addAssign(a)}},J_=class extends vs{static get type(){return"LightProbeNode"}constructor(e=null){super(e);let t=[];for(let n=0;n<9;n++)t.push(new S);this.lightProbe=un(t)}update(e){let{light:t}=this;super.update(e);for(let n=0;n<9;n++)this.lightProbe.array[n].copy(t.sh.coefficients[n]).multiplyScalar(t.intensity)}setup(e){let t=s1(fo,this.lightProbe);e.context.irradiance.addAssign(t)}},Q_=class{parseFunction(){console.warn("Abstract function.")}},Of=class{constructor(e,t,n="",i=""){this.type=e,this.inputs=t,this.name=n,this.precision=i}getCode(){console.warn("Abstract function.")}};Of.isNodeFunction=!0;var dO=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,fO=/[a-z_0-9]+/ig,IE="#pragma main",pO=o=>{o=o.trim();let e=o.indexOf(IE),t=e!==-1?o.slice(e+IE.length):o,n=t.match(dO);if(n!==null&&n.length===5){let i=n[4],s=[],r=null;for(;(r=fO.exec(i))!==null;)s.push(r);let a=[],c=0;for(;c<s.length;){let p=s[c][0]==="const";p===!0&&c++;let m=s[c][0];m==="in"||m==="out"||m==="inout"?c++:m="";let _=s[c++][0],y=Number.parseInt(s[c][0]);Number.isNaN(y)===!1?c++:y=null;let x=s[c++][0];a.push(new Lu(_,x,y,m,p))}let l=t.substring(n[0].length),u=n[3]!==void 0?n[3]:"",h=n[2],d=n[1]!==void 0?n[1]:"",f=e!==-1?o.slice(0,e):"";return{type:h,inputs:a,name:u,precision:d,inputsCode:i,blockCode:l,headerCode:f}}else throw new Error("FunctionNode: Function is not a GLSL code.")},bT=class extends Of{constructor(e){let{type:t,inputs:n,name:i,precision:s,inputsCode:r,blockCode:a,headerCode:c}=pO(e);super(t,n,i,s),this.inputsCode=r,this.blockCode=a,this.headerCode=c}getCode(e=this.name){let t,n=this.blockCode;if(n!==""){let{type:i,inputsCode:s,headerCode:r,precision:a}=this,c=`${i} ${e} ( ${s.trim()} )`;a!==""&&(c=`${a} ${c}`),t=r+c+n}else t="";return t}},ey=class extends Q_{parseFunction(e){return new bT(e)}},LE=new WeakMap,hs=[],hc=[],ST=class extends xs{constructor(e,t){super(),this.renderer=e,this.backend=t,this.nodeFrame=new Bf,this.nodeBuilderCache=new Map,this.callHashCache=new Qn,this.groupsData=new Qn,this.cacheLib={}}updateGroup(e){let t=e.groupNode,n=t.name;if(n===Nb.name)return!0;if(n===te.name){let s=this.get(e),r=this.nodeFrame.renderId;return s.renderId!==r?(s.renderId=r,!0):!1}if(n===_w.name){let s=this.get(e),r=this.nodeFrame.frameId;return s.frameId!==r?(s.frameId=r,!0):!1}hs[0]=t,hs[1]=e;let i=this.groupsData.get(hs);return i===void 0&&this.groupsData.set(hs,i={}),hs.length=0,i.version!==t.version?(i.version=t.version,!0):!1}getForRenderCacheKey(e){return e.initialCacheKey}getForRender(e){let t=this.get(e),n=t.nodeBuilderState;if(n===void 0){let{nodeBuilderCache:i}=this,s=this.getForRenderCacheKey(e);if(n=i.get(s),n===void 0){let r=this.backend.createNodeBuilder(e.object,this.renderer);r.scene=e.scene,r.material=e.material,r.camera=e.camera,r.context.material=e.material,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r.build(),n=this._createNodeBuilderState(r),i.set(s,n)}n.usedTimes++,t.nodeBuilderState=n}return n}delete(e){if(e.isRenderObject){let t=this.get(e).nodeBuilderState;t.usedTimes--,t.usedTimes===0&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){let t=this.get(e),n=t.nodeBuilderState;if(n===void 0){let i=this.backend.createNodeBuilder(e,this.renderer);i.build(),n=this._createNodeBuilderState(i),t.nodeBuilderState=n}return n}_createNodeBuilderState(e){return new sT(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{let n=this.get(e);n.environmentNode&&(t=n.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{let n=this.get(e);n.backgroundNode&&(t=n.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){hs[0]=e,hs[1]=t;let n=this.renderer.info.calls,i=this.callHashCache.get(hs)||{};if(i.callId!==n){let s=this.getEnvironmentNode(e),r=this.getFogNode(e);t&&hc.push(t.getCacheKey(!0)),s&&hc.push(s.getCacheKey()),r&&hc.push(r.getCacheKey()),hc.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),hc.push(this.renderer.shadowMap.enabled?1:0),i.callId=n,i.cacheKey=Gf(hc),this.callHashCache.set(hs,i),hc.length=0}return hs.length=0,i.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){let t=this.get(e),n=e.background;if(n){let i=e.backgroundBlurriness===0&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&t.backgroundBlurriness===0;if(t.background!==n||i){let s=this.getCacheNode("background",n,()=>{if(n.isCubeTexture===!0||n.mapping===Ia||n.mapping===La||n.mapping===Da){if(e.backgroundBlurriness>0||n.mapping===Da)return bS(n);{let r;return n.isCubeTexture===!0?r=wu(n):r=Te(n),jC(r)}}else{if(n.isTexture===!0)return Te(n,ur.flipY()).setUpdateMatrix(!0);n.isColor!==!0&&console.error("WebGPUNodes: Unsupported background configuration.",n)}},i);t.backgroundNode=s,t.background=n,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,n,i=!1){let s=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap),r=s.get(t);return(r===void 0||i)&&(r=n(),s.set(t,r)),r}updateFog(e){let t=this.get(e),n=e.fog;if(n){if(t.fog!==n){let i=this.getCacheNode("fog",n,()=>{if(n.isFogExp2){let s=Xe("color","color",n).setGroup(te),r=Xe("density","float",n).setGroup(te);return Pf(s,AS(r))}else if(n.isFog){let s=Xe("color","color",n).setGroup(te),r=Xe("near","float",n).setGroup(te),a=Xe("far","float",n).setGroup(te);return Pf(s,MS(r,a))}else console.error("THREE.Renderer: Unsupported fog configuration.",n)});t.fogNode=i,t.fog=n}}else delete t.fogNode,delete t.fog}updateEnvironment(e){let t=this.get(e),n=e.environment;if(n){if(t.environment!==n){let i=this.getCacheNode("environment",n,()=>{if(n.isCubeTexture===!0)return wu(n);if(n.isTexture===!0)return Te(n);console.error("Nodes: Unsupported environment configuration.",n)});t.environmentNode=i,t.environment=n}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,n=null,i=null,s=null){let r=this.nodeFrame;return r.renderer=e,r.scene=t,r.object=n,r.camera=i,r.material=s,r}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){let e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return LE.get(e)!==this.getOutputCacheKey()}getOutputNode(e){let t=this.renderer,n=this.getOutputCacheKey(),i=e.isArrayTexture?TN(e,P(ur,gr("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Te(e,ur).renderOutput(t.toneMapping,t.currentColorSpace);return LE.set(e,n),i}updateBefore(e){let t=e.getNodeBuilderState();for(let n of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(n)}updateAfter(e){let t=e.getNodeBuilderState();for(let n of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(n)}updateForCompute(e){let t=this.getNodeFrame(),n=this.getForCompute(e);for(let i of n.updateNodes)t.updateNode(i)}updateForRender(e){let t=this.getNodeFrameForRender(e),n=e.getNodeBuilderState();for(let i of n.updateNodes)t.updateNode(i)}needsRefresh(e){let t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new Bf,this.nodeBuilderCache=new Map,this.cacheLib={}}},kv=new pn,ty=class o{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new pe,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,e!==null&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,n){let i=e.length;for(let s=0;s<i;s++){kv.copy(e[s]).applyMatrix4(this.viewMatrix,this.viewNormalMatrix);let r=t[n+s],a=kv.normal;r.x=-a.x,r.y=-a.y,r.z=-a.z,r.w=kv.constant}}updateGlobal(e,t){this.shadowPass=e.overrideMaterial!==null&&e.overrideMaterial.isShadowPassMaterial,this.viewMatrix=t.matrixWorldInverse,this.viewNormalMatrix.getNormalMatrix(this.viewMatrix)}update(e,t){let n=!1;e.version!==this.parentVersion&&(this.intersectionPlanes=Array.from(e.intersectionPlanes),this.unionPlanes=Array.from(e.unionPlanes),this.parentVersion=e.version),this.clipIntersection!==t.clipIntersection&&(this.clipIntersection=t.clipIntersection,this.clipIntersection?this.unionPlanes.length=e.unionPlanes.length:this.intersectionPlanes.length=e.intersectionPlanes.length);let i=t.clippingPlanes,s=i.length,r,a;if(this.clipIntersection?(r=this.intersectionPlanes,a=e.intersectionPlanes.length):(r=this.unionPlanes,a=e.unionPlanes.length),r.length!==a+s){r.length=a+s;for(let c=0;c<s;c++)r[a+c]=new ge;n=!0}this.projectPlanes(i,r,a),n&&(this.version++,this.cacheKey=`${this.intersectionPlanes.length}:${this.unionPlanes.length}`)}getGroupContext(e){if(this.shadowPass&&!e.clipShadows)return this;let t=this.clippingGroupContexts.get(e);return t===void 0&&(t=new o(this),this.clippingGroupContexts.set(e,t)),t.update(this,e),t}get unionClippingCount(){return this.unionPlanes.length}},MT=class{constructor(e,t){this.bundleGroup=e,this.camera=t}},Gd=[],AT=class{constructor(){this.bundles=new Qn}get(e,t){let n=this.bundles;Gd[0]=e,Gd[1]=t;let i=n.get(Gd);return i===void 0&&(i=new MT(e,t),n.set(Gd,i)),Gd.length=0,i}dispose(){this.bundles=new Qn}},ny=class{constructor(){this.lightNodes=new WeakMap,this.materialNodes=new Map,this.toneMappingNodes=new Map}fromMaterial(e){if(e.isNodeMaterial)return e;let t=null,n=this.getMaterialNodeClass(e.type);if(n!==null){t=new n;for(let i in e)t[i]=e[i]}return t}addToneMapping(e,t){this.addType(e,t,this.toneMappingNodes)}getToneMappingFunction(e){return this.toneMappingNodes.get(e)||null}getMaterialNodeClass(e){return this.materialNodes.get(e)||null}addMaterial(e,t){this.addType(e,t,this.materialNodes)}getLightNodeClass(e){return this.lightNodes.get(e)||null}addLight(e,t){this.addClass(e,t,this.lightNodes)}addType(e,t,n){if(n.has(t)){console.warn(`Redefinition of node ${t}`);return}if(typeof e!="function")throw new Error(`Node class ${e.name} is not a class.`);if(typeof t=="function"||typeof t=="object")throw new Error(`Base class ${t} is not a class.`);n.set(t,e)}addClass(e,t,n){if(n.has(t)){console.warn(`Redefinition of node ${t.name}`);return}if(typeof e!="function")throw new Error(`Node class ${e.name} is not a class.`);if(typeof t!="function")throw new Error(`Base class ${t.name} is not a class.`);n.set(t,e)}},mO=new Iu,kd=[],iy=class extends Qn{constructor(){super()}createNode(e=[]){return new Iu().setLights(e)}getNode(e,t){if(e.isQuadMesh)return mO;kd[0]=e,kd[1]=t;let n=this.get(kd);return n===void 0&&(n=this.createNode(),this.set(kd,n)),kd.length=0,n}},vc=class extends yn{constructor(e=1,t=1,n={}){super(e,t,n),this.isXRRenderTarget=!0,this._hasExternalTextures=!1,this._autoAllocateDepthBuffer=!0,this._isOpaqueFramebuffer=!1}copy(e){return super.copy(e),this._hasExternalTextures=e._hasExternalTextures,this._autoAllocateDepthBuffer=e._autoAllocateDepthBuffer,this._isOpaqueFramebuffer=e._isOpaqueFramebuffer,this}},DE=new S,FE=new S,ET=class extends on{constructor(e,t=!1){super(),this.enabled=!1,this.isPresenting=!1,this.cameraAutoUpdate=!0,this._renderer=e,this._cameraL=new ht,this._cameraL.viewport=new ge,this._cameraR=new ht,this._cameraR.viewport=new ge,this._cameras=[this._cameraL,this._cameraR],this._cameraXR=new Hl,this._currentDepthNear=null,this._currentDepthFar=null,this._controllers=[],this._controllerInputSources=[],this._xrRenderTarget=null,this._layers=[],this._sessionUsesLayers=!1,this._supportsGlBinding=typeof XRWebGLBinding!="undefined",this._frameBufferTargets=null,this._createXRLayer=TO.bind(this),this._gl=null,this._currentAnimationContext=null,this._currentAnimationLoop=null,this._currentPixelRatio=null,this._currentSize=new B,this._onSessionEvent=yO.bind(this),this._onSessionEnd=xO.bind(this),this._onInputSourcesChange=vO.bind(this),this._onAnimationFrame=bO.bind(this),this._referenceSpace=null,this._referenceSpaceType="local-floor",this._customReferenceSpace=null,this._framebufferScaleFactor=1,this._foveation=1,this._session=null,this._glBaseLayer=null,this._glBinding=null,this._glProjLayer=null,this._xrFrame=null,this._supportsLayers=this._supportsGlBinding&&"createProjectionLayer"in XRWebGLBinding.prototype,this._useMultiviewIfPossible=t,this._useMultiview=!1}getController(e){return this._getController(e).getTargetRaySpace()}getControllerGrip(e){return this._getController(e).getGripSpace()}getHand(e){return this._getController(e).getHandSpace()}getFoveation(){if(!(this._glProjLayer===null&&this._glBaseLayer===null))return this._foveation}setFoveation(e){this._foveation=e,this._glProjLayer!==null&&(this._glProjLayer.fixedFoveation=e),this._glBaseLayer!==null&&this._glBaseLayer.fixedFoveation!==void 0&&(this._glBaseLayer.fixedFoveation=e)}getFramebufferScaleFactor(){return this._framebufferScaleFactor}setFramebufferScaleFactor(e){this._framebufferScaleFactor=e,this.isPresenting===!0&&console.warn("THREE.XRManager: Cannot change framebuffer scale while presenting.")}getReferenceSpaceType(){return this._referenceSpaceType}setReferenceSpaceType(e){this._referenceSpaceType=e,this.isPresenting===!0&&console.warn("THREE.XRManager: Cannot change reference space type while presenting.")}getReferenceSpace(){return this._customReferenceSpace||this._referenceSpace}setReferenceSpace(e){this._customReferenceSpace=e}getCamera(){return this._cameraXR}getEnvironmentBlendMode(){if(this._session!==null)return this._session.environmentBlendMode}getBinding(){return this._glBinding===null&&this._supportsGlBinding&&(this._glBinding=new XRWebGLBinding(this._session,this._gl)),this._glBinding}getFrame(){return this._xrFrame}useMultiview(){return this._useMultiview}createQuadLayer(e,t,n,i,s,r,a,c={}){let l=new Zo(e,t),u=new vc(s,r,{format:Ft,type:Ot,depthTexture:new cn(s,r,c.stencil?zi:Je,void 0,void 0,void 0,void 0,void 0,void 0,c.stencil?pi:Hn),stencilBuffer:c.stencil,resolveDepthBuffer:!1,resolveStencilBuffer:!1});u._autoAllocateDepthBuffer=!0;let h=new at({color:16777215,side:zn});h.map=u.texture,h.map.offset.y=1,h.map.repeat.y=-1;let d=new Ze(l,h);d.position.copy(n),d.quaternion.copy(i);let f={type:"quad",width:e,height:t,translation:n,quaternion:i,pixelwidth:s,pixelheight:r,plane:d,material:h,rendercall:a,renderTarget:u};if(this._layers.push(f),this._session!==null){f.plane.material=new at({color:16777215,side:zn}),f.plane.material.blending=kr,f.plane.material.blendEquation=Rn,f.plane.material.blendSrc=Vi,f.plane.material.blendDst=Vi,f.xrlayer=this._createXRLayer(f);let p=this._session.renderState.layers;p.unshift(f.xrlayer),this._session.updateRenderState({layers:p})}else u.isXRRenderTarget=!1;return d}createCylinderLayer(e,t,n,i,s,r,a,c,l={}){let u=new Fr(e,e,e*t/n,64,64,!0,Math.PI-t/2,t),h=new vc(r,a,{format:Ft,type:Ot,depthTexture:new cn(r,a,l.stencil?zi:Je,void 0,void 0,void 0,void 0,void 0,void 0,l.stencil?pi:Hn),stencilBuffer:l.stencil,resolveDepthBuffer:!1,resolveStencilBuffer:!1});h._autoAllocateDepthBuffer=!0;let d=new at({color:16777215,side:Nt});d.map=h.texture,d.map.offset.y=1,d.map.repeat.y=-1;let f=new Ze(u,d);f.position.copy(i),f.quaternion.copy(s);let p={type:"cylinder",radius:e,centralAngle:t,aspectratio:n,translation:i,quaternion:s,pixelwidth:r,pixelheight:a,plane:f,material:d,rendercall:c,renderTarget:h};if(this._layers.push(p),this._session!==null){p.plane.material=new at({color:16777215,side:Nt}),p.plane.material.blending=kr,p.plane.material.blendEquation=Rn,p.plane.material.blendSrc=Vi,p.plane.material.blendDst=Vi,p.xrlayer=this._createXRLayer(p);let m=this._session.renderState.layers;m.unshift(p.xrlayer),this._session.updateRenderState({layers:m})}else h.isXRRenderTarget=!1;return f}renderLayers(){let e=new S,t=new tt,n=this._renderer,i=this.isPresenting,s=n.getOutputRenderTarget(),r=n._frameBufferTarget;this.isPresenting=!1;let a=new B;n.getSize(a);let c=n._quad;for(let l of this._layers)if(l.renderTarget.isXRRenderTarget=this._session!==null,l.renderTarget._hasExternalTextures=l.renderTarget.isXRRenderTarget,l.renderTarget.isXRRenderTarget&&this._sessionUsesLayers){l.xrlayer.transform=new XRRigidTransform(l.plane.getWorldPosition(e),l.plane.getWorldQuaternion(t));let u=this._glBinding.getSubImage(l.xrlayer,this._xrFrame);n.backend.setXRRenderTargetTextures(l.renderTarget,u.colorTexture,void 0),n._setXRLayerSize(l.renderTarget.width,l.renderTarget.height),n.setOutputRenderTarget(l.renderTarget),n.setRenderTarget(null),n._frameBufferTarget=null,this._frameBufferTargets||(this._frameBufferTargets=new WeakMap);let{frameBufferTarget:h,quad:d}=this._frameBufferTargets.get(l.renderTarget)||{frameBufferTarget:null,quad:null};h?(n._frameBufferTarget=h,n._quad=d):(n._quad=new ao(new qe),this._frameBufferTargets.set(l.renderTarget,{frameBufferTarget:n._getFrameBufferTarget(),quad:n._quad})),l.rendercall(),n._frameBufferTarget=null}else n.setRenderTarget(l.renderTarget),l.rendercall();n.setRenderTarget(null),n.setOutputRenderTarget(s),n._frameBufferTarget=r,n._setXRLayerSize(a.x,a.y),n._quad=c,this.isPresenting=i}getSession(){return this._session}async setSession(e){let t=this._renderer,n=t.backend;this._gl=t.getContext();let i=this._gl,s=i.getContextAttributes();if(this._session=e,e!==null){if(n.isWebGPUBackend===!0)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await n.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),this._supportsLayers===!0){let r=null,a=null,c=null;t.depth&&(c=t.stencil?i.DEPTH24_STENCIL8:i.DEPTH_COMPONENT24,r=t.stencil?pi:Hn,a=t.stencil?zi:Je);let l={colorFormat:i.RGBA8,depthFormat:c,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(l.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();let u=this._glBinding.createProjectionLayer(l),h=[u];this._glProjLayer=u,t.setPixelRatio(1),t._setXRLayerSize(u.textureWidth,u.textureHeight);let d=this._useMultiview?2:1,f=new cn(u.textureWidth,u.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,r,d);if(this._xrRenderTarget=new vc(u.textureWidth,u.textureHeight,{format:Ft,type:Ot,colorSpace:t.outputColorSpace,depthTexture:f,stencilBuffer:t.stencil,samples:s.antialias?4:0,resolveDepthBuffer:u.ignoreDepthValues===!1,resolveStencilBuffer:u.ignoreDepthValues===!1,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(let p of this._layers)p.plane.material=new at({color:16777215,side:p.type==="cylinder"?Nt:zn}),p.plane.material.blending=kr,p.plane.material.blendEquation=Rn,p.plane.material.blendSrc=Vi,p.plane.material.blendDst=Vi,p.xrlayer=this._createXRLayer(p),h.unshift(p.xrlayer);e.updateRenderState({layers:h})}else{let r={antialias:t.samples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},a=new XRWebGLLayer(e,i,r);this._glBaseLayer=a,e.updateRenderState({baseLayer:a}),t.setPixelRatio(1),t._setXRLayerSize(a.framebufferWidth,a.framebufferHeight),this._xrRenderTarget=new vc(a.framebufferWidth,a.framebufferHeight,{format:Ft,type:Ot,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:a.ignoreDepthValues===!1,resolveStencilBuffer:a.ignoreDepthValues===!1}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){let t=this._session;if(t===null)return;let n=e.near,i=e.far,s=this._cameraXR,r=this._cameraL,a=this._cameraR;s.near=a.near=r.near=n,s.far=a.far=r.far=i,s.isMultiViewCamera=this._useMultiview,(this._currentDepthNear!==s.near||this._currentDepthFar!==s.far)&&(t.updateRenderState({depthNear:s.near,depthFar:s.far}),this._currentDepthNear=s.near,this._currentDepthFar=s.far),s.layers.mask=e.layers.mask|6,r.layers.mask=s.layers.mask&3,a.layers.mask=s.layers.mask&5;let c=e.parent,l=s.cameras;UE(s,c);for(let u=0;u<l.length;u++)UE(l[u],c);l.length===2?gO(s,r,a):s.projectionMatrix.copy(r.projectionMatrix),_O(e,s,c)}_getController(e){let t=this._controllers[e];return t===void 0&&(t=new ol,this._controllers[e]=t),t}};function gO(o,e,t){DE.setFromMatrixPosition(e.matrixWorld),FE.setFromMatrixPosition(t.matrixWorld);let n=DE.distanceTo(FE),i=e.projectionMatrix.elements,s=t.projectionMatrix.elements,r=i[14]/(i[10]-1),a=i[14]/(i[10]+1),c=(i[9]+1)/i[5],l=(i[9]-1)/i[5],u=(i[8]-1)/i[0],h=(s[8]+1)/s[0],d=r*u,f=r*h,p=n/(-u+h),m=p*-u;if(e.matrixWorld.decompose(o.position,o.quaternion,o.scale),o.translateX(m),o.translateZ(p),o.matrixWorld.compose(o.position,o.quaternion,o.scale),o.matrixWorldInverse.copy(o.matrixWorld).invert(),i[10]===-1)o.projectionMatrix.copy(e.projectionMatrix),o.projectionMatrixInverse.copy(e.projectionMatrixInverse);else{let _=r+p,y=a+p,x=d-m,v=f+(n-m),T=c*a/y*_,M=l*a/y*_;o.projectionMatrix.makePerspective(x,v,T,M,_,y),o.projectionMatrixInverse.copy(o.projectionMatrix).invert()}}function UE(o,e){e===null?o.matrixWorld.copy(o.matrix):o.matrixWorld.multiplyMatrices(e.matrixWorld,o.matrix),o.matrixWorldInverse.copy(o.matrixWorld).invert()}function _O(o,e,t){t===null?o.matrix.copy(e.matrixWorld):(o.matrix.copy(t.matrixWorld),o.matrix.invert(),o.matrix.multiply(e.matrixWorld)),o.matrix.decompose(o.position,o.quaternion,o.scale),o.updateMatrixWorld(!0),o.projectionMatrix.copy(e.projectionMatrix),o.projectionMatrixInverse.copy(e.projectionMatrixInverse),o.isPerspectiveCamera&&(o.fov=Ar*2*Math.atan(1/o.projectionMatrix.elements[5]),o.zoom=1)}function yO(o){let e=this._controllerInputSources.indexOf(o.inputSource);if(e===-1)return;let t=this._controllers[e];if(t!==void 0){let n=this.getReferenceSpace();t.update(o.inputSource,o.frame,n),t.dispatchEvent({type:o.type,data:o.inputSource})}}function xO(){let o=this._session,e=this._renderer;o.removeEventListener("select",this._onSessionEvent),o.removeEventListener("selectstart",this._onSessionEvent),o.removeEventListener("selectend",this._onSessionEvent),o.removeEventListener("squeeze",this._onSessionEvent),o.removeEventListener("squeezestart",this._onSessionEvent),o.removeEventListener("squeezeend",this._onSessionEvent),o.removeEventListener("end",this._onSessionEnd),o.removeEventListener("inputsourceschange",this._onInputSourcesChange);for(let t=0;t<this._controllers.length;t++){let n=this._controllerInputSources[t];n!==null&&(this._controllerInputSources[t]=null,this._controllers[t].disconnect(n))}if(this._currentDepthNear=null,this._currentDepthFar=null,e._resetXRState(),this._session=null,this._xrRenderTarget=null,this._sessionUsesLayers===!0)for(let t of this._layers)t.renderTarget=new vc(t.pixelwidth,t.pixelheight,{format:Ft,type:Ot,depthTexture:new cn(t.pixelwidth,t.pixelheight,t.stencilBuffer?zi:Je,void 0,void 0,void 0,void 0,void 0,void 0,t.stencilBuffer?pi:Hn),stencilBuffer:t.stencilBuffer,resolveDepthBuffer:!1,resolveStencilBuffer:!1}),t.renderTarget.isXRRenderTarget=!1,t.plane.material=t.material,t.material.map=t.renderTarget.texture,t.material.map.offset.y=1,t.material.map.repeat.y=-1,delete t.xrlayer;this.isPresenting=!1,this._useMultiview=!1,e._animation.stop(),e._animation.setAnimationLoop(this._currentAnimationLoop),e._animation.setContext(this._currentAnimationContext),e._animation.start(),e.setPixelRatio(this._currentPixelRatio),e.setSize(this._currentSize.width,this._currentSize.height,!1),this.dispatchEvent({type:"sessionend"})}function vO(o){let e=this._controllers,t=this._controllerInputSources;for(let n=0;n<o.removed.length;n++){let i=o.removed[n],s=t.indexOf(i);s>=0&&(t[s]=null,e[s].disconnect(i))}for(let n=0;n<o.added.length;n++){let i=o.added[n],s=t.indexOf(i);if(s===-1){for(let a=0;a<e.length;a++)if(a>=t.length){t.push(i),s=a;break}else if(t[a]===null){t[a]=i,s=a;break}if(s===-1)break}let r=e[s];r&&r.connect(i)}}function TO(o){return o.type==="quad"?this._glBinding.createQuadLayer({transform:new XRRigidTransform(o.translation,o.quaternion),width:o.width/2,height:o.height/2,space:this._referenceSpace,viewPixelWidth:o.pixelwidth,viewPixelHeight:o.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(o.translation,o.quaternion),radius:o.radius,centralAngle:o.centralAngle,aspectRatio:o.aspectRatio,space:this._referenceSpace,viewPixelWidth:o.pixelwidth,viewPixelHeight:o.pixelheight,clearOnAccess:!1})}function bO(o,e){if(e===void 0)return;let t=this._cameraXR,n=this._renderer,i=n.backend,s=this._glBaseLayer,r=this.getReferenceSpace(),a=e.getViewerPose(r);if(this._xrFrame=e,a!==null){let c=a.views;this._glBaseLayer!==null&&i.setXRTarget(s.framebuffer);let l=!1;c.length!==t.cameras.length&&(t.cameras.length=0,l=!0);for(let u=0;u<c.length;u++){let h=c[u],d;if(this._supportsLayers===!0){let p=this._glBinding.getViewSubImage(this._glProjLayer,h);d=p.viewport,u===0&&i.setXRRenderTargetTextures(this._xrRenderTarget,p.colorTexture,this._glProjLayer.ignoreDepthValues&&!this._useMultiview?void 0:p.depthStencilTexture)}else d=s.getViewport(h);let f=this._cameras[u];f===void 0&&(f=new ht,f.layers.enable(u),f.viewport=new ge,this._cameras[u]=f),f.matrix.fromArray(h.transform.matrix),f.matrix.decompose(f.position,f.quaternion,f.scale),f.projectionMatrix.fromArray(h.projectionMatrix),f.projectionMatrixInverse.copy(f.projectionMatrix).invert(),f.viewport.set(d.x,d.y,d.width,d.height),u===0&&(t.matrix.copy(f.matrix),t.matrix.decompose(t.position,t.quaternion,t.scale)),l===!0&&t.cameras.push(f)}n.setOutputRenderTarget(this._xrRenderTarget)}for(let c=0;c<this._controllers.length;c++){let l=this._controllerInputSources[c],u=this._controllers[c];l!==null&&u!==void 0&&u.update(l,e,r)}this._currentAnimationLoop&&this._currentAnimationLoop(o,e),e.detectedPlanes&&this.dispatchEvent({type:"planesdetected",data:e}),this._xrFrame=null}var BE=new Xs,lu=new B,zv=new ge,Hv=new $s,Wv=new ko,jm=new ee,ir=new ge,wT=class{constructor(e,t={}){this.isRenderer=!0;let{logarithmicDepthBuffer:n=!1,alpha:i=!0,depth:s=!0,stencil:r=!1,antialias:a=!1,samples:c=0,getFallback:l=null,colorBufferType:u=ft,multiview:h=!1}=t;this.domElement=e.getDomElement(),this.backend=e,this.samples=c||a===!0?4:0,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.alpha=i,this.logarithmicDepthBuffer=n,this.outputColorSpace=ut,this.toneMapping=Gi,this.toneMappingExposure=1,this.sortObjects=!0,this.depth=s,this.stencil=r,this.info=new F0,this.overrideNodes={modelViewMatrix:null,modelNormalViewMatrix:null},this.library=new ny,this.lighting=new iy,this._getFallback=l,this._pixelRatio=1,this._width=this.domElement.width,this._height=this.domElement.height,this._viewport=new ge(0,0,this._width,this._height),this._scissor=new ge(0,0,this._width,this._height),this._scissorTest=!1,this._attributes=null,this._geometries=null,this._nodes=null,this._animation=null,this._bindings=null,this._objects=null,this._pipelines=null,this._bundles=null,this._renderLists=null,this._renderContexts=null,this._textures=null,this._background=null,this._quad=new ao(new qe),this._quad.material.name="Renderer_output",this._currentRenderContext=null,this._opaqueSort=null,this._transparentSort=null,this._frameBufferTarget=null;let d=this.alpha===!0?0:1;this._clearColor=new Ef(0,0,0,d),this._clearDepth=1,this._clearStencil=0,this._renderTarget=null,this._activeCubeFace=0,this._activeMipmapLevel=0,this._outputRenderTarget=null,this._mrt=null,this._renderObjectFunction=null,this._currentRenderObjectFunction=null,this._currentRenderBundle=null,this._handleObjectFunction=this._renderObjectDirect,this._isDeviceLost=!1,this.onDeviceLost=this._onDeviceLost,this._colorBufferType=u,this._initialized=!1,this._initPromise=null,this._compilationPromises=null,this.transparent=!0,this.opaque=!0,this.shadowMap={enabled:!1,type:Yp},this.xr=new ET(this,h),this.debug={checkShaderErrors:!0,onShaderError:null,getShaderAsync:async(f,p,m)=>{await this.compileAsync(f,p);let _=this._renderLists.get(f,p),y=this._renderContexts.get(f,p,this._renderTarget),x=f.overrideMaterial||m.material,v=this._objects.get(m,x,f,p,_.lightsNode,y,y.clippingContext),{fragmentShader:T,vertexShader:M}=v.getNodeBuilderState();return{fragmentShader:T,vertexShader:M}}}}async init(){if(this._initialized)throw new Error("Renderer: Backend has already been initialized.");return this._initPromise!==null?this._initPromise:(this._initPromise=new Promise(async(e,t)=>{let n=this.backend;try{await n.init(this)}catch(i){if(this._getFallback!==null)try{this.backend=n=this._getFallback(i),await n.init(this)}catch(s){t(s);return}else{t(i);return}}this._nodes=new ST(this,n),this._animation=new N0(this._nodes,this.info),this._attributes=new L0(n),this._background=new iT(this,this._nodes),this._geometries=new D0(this._attributes,this.info),this._textures=new W0(this,n,this.info),this._pipelines=new O0(n,this._nodes),this._bindings=new V0(n,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new I0(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new k0(this.lighting),this._bundles=new AT,this._renderContexts=new H0,this._animation.start(),this._initialized=!0,e(this)}),this._initPromise)}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,n=null){if(this._isDeviceLost===!0)return;this._initialized===!1&&await this.init();let i=this._nodes.nodeFrame,s=i.renderId,r=this._currentRenderContext,a=this._currentRenderObjectFunction,c=this._compilationPromises,l=e.isScene===!0?e:BE;n===null&&(n=e);let u=this._renderTarget,h=this._renderContexts.get(n,t,u),d=this._activeMipmapLevel,f=[];this._currentRenderContext=h,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=f,i.renderId++,i.update(),h.depth=this.depth,h.stencil=this.stencil,h.clippingContext||(h.clippingContext=new ty),h.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,u);let p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,h.clippingContext),n!==e&&n.traverseVisible(function(v){v.isLight&&v.layers.test(t.layers)&&p.pushLight(v)}),p.finish(),u!==null){this._textures.updateRenderTarget(u,d);let v=this._textures.get(u);h.textures=v.textures,h.depthTexture=v.depthTexture}else h.textures=null,h.depthTexture=null;this._background.update(l,p,h);let m=p.opaque,_=p.transparent,y=p.transparentDoublePass,x=p.lightsNode;this.opaque===!0&&m.length>0&&this._renderObjects(m,t,l,x),this.transparent===!0&&_.length>0&&this._renderTransparents(_,y,t,l,x),i.renderId=s,this._currentRenderContext=r,this._currentRenderObjectFunction=a,this._compilationPromises=c,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(f)}async renderAsync(e,t){this._initialized===!1&&await this.init(),this._renderScene(e,t)}async waitForGPU(){await this.backend.waitForGPU()}set highPrecision(e){e===!0?(this.overrideNodes.modelViewMatrix=c0,this.overrideNodes.modelNormalViewMatrix=l0):this.highPrecision&&(this.overrideNodes.modelViewMatrix=null,this.overrideNodes.modelNormalViewMatrix=null)}get highPrecision(){return this.overrideNodes.modelViewMatrix===c0&&this.overrideNodes.modelNormalViewMatrix===l0}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getColorBufferType(){return this._colorBufferType}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:

Message: ${e.message}`;e.reason&&(t+=`
Reason: ${e.reason}`),console.error(t),this._isDeviceLost=!0}_renderBundle(e,t,n){let{bundleGroup:i,camera:s,renderList:r}=e,a=this._currentRenderContext,c=this._bundles.get(i,s),l=this.backend.get(c);l.renderContexts===void 0&&(l.renderContexts=new Set);let u=i.version!==l.version,h=l.renderContexts.has(a)===!1||u;if(l.renderContexts.add(a),h){this.backend.beginBundle(a),(l.renderObjects===void 0||u)&&(l.renderObjects=[]),this._currentRenderBundle=c;let{transparentDoublePass:d,transparent:f,opaque:p}=r;this.opaque===!0&&p.length>0&&this._renderObjects(p,s,t,n),this.transparent===!0&&f.length>0&&this._renderTransparents(f,d,s,t,n),this._currentRenderBundle=null,this.backend.finishBundle(a,c),l.version=i.version}else{let{renderObjects:d}=l;for(let f=0,p=d.length;f<p;f++){let m=d[f];this._nodes.needsRefresh(m)&&(this._nodes.updateBefore(m),this._nodes.updateForRender(m),this._bindings.updateForRender(m),this._nodes.updateAfter(m))}}this.backend.addBundle(a,c)}render(e,t){if(this._initialized===!1)return console.warn("THREE.Renderer: .render() called before the backend is initialized. Try using .renderAsync() instead."),this.renderAsync(e,t);this._renderScene(e,t)}_getFrameBufferTarget(){let{currentToneMapping:e,currentColorSpace:t}=this,n=e!==Gi,i=t!==xe.workingColorSpace;if(n===!1&&i===!1)return null;let{width:s,height:r}=this.getDrawingBufferSize(lu),{depth:a,stencil:c}=this,l=this._frameBufferTarget;l===null&&(l=new yn(s,r,{depthBuffer:a,stencilBuffer:c,type:this._colorBufferType,format:Ft,colorSpace:xe.workingColorSpace,generateMipmaps:!1,minFilter:Ae,magFilter:Ae,samples:this.samples}),l.isPostProcessingRenderTarget=!0,this._frameBufferTarget=l);let u=this.getOutputRenderTarget();return l.depthBuffer=a,l.stencilBuffer=c,u!==null?l.setSize(u.width,u.height,u.depth):l.setSize(s,r,1),l.viewport.copy(this._viewport),l.scissor.copy(this._scissor),l.viewport.multiplyScalar(this._pixelRatio),l.scissor.multiplyScalar(this._pixelRatio),l.scissorTest=this._scissorTest,l.multiview=u!==null?u.multiview:!1,l.resolveDepthBuffer=u!==null?u.resolveDepthBuffer:!0,l._autoAllocateDepthBuffer=u!==null?u._autoAllocateDepthBuffer:!1,l}_renderScene(e,t,n=!0){if(this._isDeviceLost===!0)return;let i=n?this._getFrameBufferTarget():null,s=this._nodes.nodeFrame,r=s.renderId,a=this._currentRenderContext,c=this._currentRenderObjectFunction,l=e.isScene===!0?e:BE,u=this._renderTarget||this._outputRenderTarget,h=this._activeCubeFace,d=this._activeMipmapLevel,f;i!==null?(f=i,this.setRenderTarget(f)):f=u;let p=this._renderContexts.get(e,t,f);this._currentRenderContext=p,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,s.renderId=this.info.calls;let m=this.coordinateSystem,_=this.xr;if(t.coordinateSystem!==m&&_.isPresenting===!1&&(t.coordinateSystem=m,t.updateProjectionMatrix(),t.isArrayCamera))for(let W of t.cameras)W.coordinateSystem=m,W.updateProjectionMatrix();e.matrixWorldAutoUpdate===!0&&e.updateMatrixWorld(),t.parent===null&&t.matrixWorldAutoUpdate===!0&&t.updateMatrixWorld(),_.enabled===!0&&_.isPresenting===!0&&(_.cameraAutoUpdate===!0&&_.updateCamera(t),t=_.getCamera());let y=this._viewport,x=this._scissor,v=this._pixelRatio;f!==null&&(y=f.viewport,x=f.scissor,v=1),this.getDrawingBufferSize(lu),zv.set(0,0,lu.width,lu.height);let T=y.minDepth===void 0?0:y.minDepth,M=y.maxDepth===void 0?1:y.maxDepth;p.viewportValue.copy(y).multiplyScalar(v).floor(),p.viewportValue.width>>=d,p.viewportValue.height>>=d,p.viewportValue.minDepth=T,p.viewportValue.maxDepth=M,p.viewport=p.viewportValue.equals(zv)===!1,p.scissorValue.copy(x).multiplyScalar(v).floor(),p.scissor=this._scissorTest&&p.scissorValue.equals(zv)===!1,p.scissorValue.width>>=d,p.scissorValue.height>>=d,p.clippingContext||(p.clippingContext=new ty),p.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,f);let w=t.isArrayCamera?Wv:Hv;t.isArrayCamera||(jm.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),w.setFromProjectionMatrix(jm,t.coordinateSystem,t.reversedDepth));let E=this._renderLists.get(e,t);if(E.begin(),this._projectObject(e,t,0,E,p.clippingContext),E.finish(),this.sortObjects===!0&&E.sort(this._opaqueSort,this._transparentSort),f!==null){this._textures.updateRenderTarget(f,d);let W=this._textures.get(f);p.textures=W.textures,p.depthTexture=W.depthTexture,p.width=W.width,p.height=W.height,p.renderTarget=f,p.depth=f.depthBuffer,p.stencil=f.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=lu.width,p.height=lu.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=d,p.height>>=d,p.activeCubeFace=h,p.activeMipmapLevel=d,p.occlusionQueryCount=E.occlusionQueryCount,p.scissorValue.max(ir.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(l,E,p),p.camera=t,this.backend.beginRender(p);let{bundles:A,lightsNode:N,transparentDoublePass:L,transparent:V,opaque:H}=E;return A.length>0&&this._renderBundles(A,l,N),this.opaque===!0&&H.length>0&&this._renderObjects(H,t,l,N),this.transparent===!0&&V.length>0&&this._renderTransparents(V,L,t,l,N),this.backend.finishRender(p),s.renderId=r,this._currentRenderContext=a,this._currentRenderObjectFunction=c,i!==null&&(this.setRenderTarget(u,h,d),this._renderOutput(f)),l.onAfterRender(this,e,t,f),p}_setXRLayerSize(e,t){this._width=e,this._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){let t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);let n=this.autoClear,i=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=n,this.xr.enabled=i}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){this._initialized===!1&&await this.init(),this._animation.setAnimationLoop(e)}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._pixelRatio}getDrawingBufferSize(e){return e.set(this._width*this._pixelRatio,this._height*this._pixelRatio).floor()}getSize(e){return e.set(this._width,this._height)}setPixelRatio(e=1){this._pixelRatio!==e&&(this._pixelRatio=e,this.setSize(this._width,this._height,!1))}setDrawingBufferSize(e,t,n){this.xr&&this.xr.isPresenting||(this._width=e,this._height=t,this._pixelRatio=n,this.domElement.width=Math.floor(e*n),this.domElement.height=Math.floor(t*n),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize())}setSize(e,t,n=!0){this.xr&&this.xr.isPresenting||(this._width=e,this._height=t,this.domElement.width=Math.floor(e*this._pixelRatio),this.domElement.height=Math.floor(t*this._pixelRatio),n===!0&&(this.domElement.style.width=e+"px",this.domElement.style.height=t+"px"),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize())}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){let t=this._scissor;return e.x=t.x,e.y=t.y,e.width=t.width,e.height=t.height,e}setScissor(e,t,n,i){let s=this._scissor;e.isVector4?s.copy(e):s.set(e,t,n,i)}getScissorTest(){return this._scissorTest}setScissorTest(e){this._scissorTest=e,this.backend.setScissorTest(e)}getViewport(e){return e.copy(this._viewport)}setViewport(e,t,n,i,s=0,r=1){let a=this._viewport;e.isVector4?a.copy(e):a.set(e,t,n,i),a.minDepth=s,a.maxDepth=r}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){let t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,n=!0){if(this._initialized===!1)return console.warn("THREE.Renderer: .clear() called before the backend is initialized. Try using .clearAsync() instead."),this.clearAsync(e,t,n);let i=this._renderTarget||this._getFrameBufferTarget(),s=null;if(i!==null){this._textures.updateRenderTarget(i);let r=this._textures.get(i);s=this._renderContexts.getForClear(i),s.textures=r.textures,s.depthTexture=r.depthTexture,s.width=r.width,s.height=r.height,s.renderTarget=i,s.depth=i.depthBuffer,s.stencil=i.stencilBuffer,s.clearColorValue=this.backend.getClearColor(),s.activeCubeFace=this.getActiveCubeFace(),s.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,n,s),i!==null&&this._renderTarget===null&&this._renderOutput(i)}clearColor(){return this.clear(!0,!1,!1)}clearDepth(){return this.clear(!1,!0,!1)}clearStencil(){return this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,n=!0){this._initialized===!1&&await this.init(),this.clear(e,t,n)}async clearColorAsync(){this.clearAsync(!0,!1,!1)}async clearDepthAsync(){this.clearAsync(!1,!0,!1)}async clearStencilAsync(){this.clearAsync(!1,!1,!0)}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:Gi}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:xe.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||this._renderTarget===null}dispose(){this._initialized===!0&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),this._frameBufferTarget!==null&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{e!==null&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,n=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=n}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(this._isDeviceLost===!0)return;if(this._initialized===!1)return console.warn("THREE.Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e);let n=this._nodes.nodeFrame,i=n.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,n.renderId=this.info.calls;let s=this.backend,r=this._pipelines,a=this._bindings,c=this._nodes,l=Array.isArray(e)?e:[e];if(l[0]===void 0||l[0].isComputeNode!==!0)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");s.beginCompute(e);for(let u of l){if(r.has(u)===!1){let f=()=>{u.removeEventListener("dispose",f),r.delete(u),a.delete(u),c.delete(u)};u.addEventListener("dispose",f);let p=u.onInitFunction;p!==null&&p.call(u,{renderer:this})}c.updateForCompute(u),a.updateForCompute(u);let h=a.getForCompute(u),d=r.getForCompute(u,h);s.compute(e,u,h,d,t)}s.finishCompute(e),n.renderId=i}async computeAsync(e,t=null){this._initialized===!1&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return this._initialized===!1&&await this.init(),this.backend.hasFeature(e)}async resolveTimestampsAsync(e="render"){return this._initialized===!1&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){return this._initialized===!1?(console.warn("THREE.Renderer: .hasFeature() called before the backend is initialized. Try using .hasFeatureAsync() instead."),!1):this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){this._initialized===!1&&await this.init(),this._textures.updateTexture(e)}initTexture(e){this._initialized===!1&&console.warn("THREE.Renderer: .initTexture() called before the backend is initialized. Try using .initTextureAsync() instead."),this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(t!==null)if(t.isVector2)t=ir.set(t.x,t.y,e.image.width,e.image.height).floor();else if(t.isVector4)t=ir.copy(t).floor();else{console.error("THREE.Renderer.copyFramebufferToTexture: Invalid rectangle.");return}else t=ir.set(0,0,e.image.width,e.image.height);let n=this._currentRenderContext,i;n!==null?i=n.renderTarget:(i=this._renderTarget||this._getFrameBufferTarget(),i!==null&&(this._textures.updateRenderTarget(i),n=this._textures.get(i))),this._textures.updateTexture(e,{renderTarget:i}),this.backend.copyFramebufferToTexture(e,n,t)}copyTextureToTexture(e,t,n=null,i=null,s=0,r=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,n,i,s,r)}async readRenderTargetPixelsAsync(e,t,n,i,s,r=0,a=0){return this.backend.copyTextureToBuffer(e.textures[r],t,n,i,s,a)}_projectObject(e,t,n,i,s){if(e.visible===!1)return;if(e.layers.test(t.layers)){if(e.isGroup)n=e.renderOrder,e.isClippingGroup&&e.enabled&&(s=s.getGroupContext(e));else if(e.isLOD)e.autoUpdate===!0&&e.update(t);else if(e.isLight)i.pushLight(e);else if(e.isSprite){let c=t.isArrayCamera?Wv:Hv;if(!e.frustumCulled||c.intersectsSprite(e,t)){this.sortObjects===!0&&ir.setFromMatrixPosition(e.matrixWorld).applyMatrix4(jm);let{geometry:l,material:u}=e;u.visible&&i.push(e,l,u,n,ir.z,null,s)}}else if(e.isLineLoop)console.error("THREE.Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){let c=t.isArrayCamera?Wv:Hv;if(!e.frustumCulled||c.intersectsObject(e,t)){let{geometry:l,material:u}=e;if(this.sortObjects===!0&&(l.boundingSphere===null&&l.computeBoundingSphere(),ir.copy(l.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(jm)),Array.isArray(u)){let h=l.groups;for(let d=0,f=h.length;d<f;d++){let p=h[d],m=u[p.materialIndex];m&&m.visible&&i.push(e,l,m,n,ir.z,p,s)}}else u.visible&&i.push(e,l,u,n,ir.z,null,s)}}}if(e.isBundleGroup===!0&&this.backend.beginBundle!==void 0){let c=i;i=this._renderLists.get(e,t),i.begin(),c.pushBundle({bundleGroup:e,camera:t,renderList:i}),i.finish()}let a=e.children;for(let c=0,l=a.length;c<l;c++)this._projectObject(a[c],t,n,i,s)}_renderBundles(e,t,n){for(let i of e)this._renderBundle(i,t,n)}_renderTransparents(e,t,n,i,s){if(t.length>0){for(let{material:r}of t)r.side=Nt;this._renderObjects(t,n,i,s,"backSide");for(let{material:r}of t)r.side=zn;this._renderObjects(e,n,i,s);for(let{material:r}of t)r.side=fi}else this._renderObjects(e,n,i,s)}_renderObjects(e,t,n,i,s=null){for(let r=0,a=e.length;r<a;r++){let{object:c,geometry:l,material:u,group:h,clippingContext:d}=e[r];this._currentRenderObjectFunction(c,n,t,l,u,h,i,d,s)}}renderObject(e,t,n,i,s,r,a,c=null,l=null){let u,h,d;if(e.onBeforeRender(this,t,n,i,s,r),s.allowOverride===!0&&t.overrideMaterial!==null){let f=t.overrideMaterial;s.positionNode&&s.positionNode.isNode&&(u=f.positionNode,f.positionNode=s.positionNode),f.alphaTest=s.alphaTest,f.alphaMap=s.alphaMap,f.transparent=s.transparent||s.transmission>0,f.isShadowPassMaterial&&(f.side=s.shadowSide===null?s.side:s.shadowSide,s.depthNode&&s.depthNode.isNode&&(d=f.depthNode,f.depthNode=s.depthNode),s.castShadowNode&&s.castShadowNode.isNode&&(h=f.colorNode,f.colorNode=s.castShadowNode),s.castShadowPositionNode&&s.castShadowPositionNode.isNode&&(u=f.positionNode,f.positionNode=s.castShadowPositionNode)),s=f}s.transparent===!0&&s.side===fi&&s.forceSinglePass===!1?(s.side=Nt,this._handleObjectFunction(e,s,t,n,a,r,c,"backSide"),s.side=zn,this._handleObjectFunction(e,s,t,n,a,r,c,l),s.side=fi):this._handleObjectFunction(e,s,t,n,a,r,c,l),u!==void 0&&(t.overrideMaterial.positionNode=u),d!==void 0&&(t.overrideMaterial.depthNode=d),h!==void 0&&(t.overrideMaterial.colorNode=h),e.onAfterRender(this,t,n,i,s,r)}_renderObjectDirect(e,t,n,i,s,r,a,c){let l=this._objects.get(e,t,n,i,s,this._currentRenderContext,a,c);l.drawRange=e.geometry.drawRange,l.group=r;let u=this._nodes.needsRefresh(l);u&&(this._nodes.updateBefore(l),this._geometries.updateForRender(l),this._nodes.updateForRender(l),this._bindings.updateForRender(l)),this._pipelines.updateForRender(l),this._currentRenderBundle!==null&&(this.backend.get(this._currentRenderBundle).renderObjects.push(l),l.bundle=this._currentRenderBundle.bundleGroup),this.backend.draw(l,this.info),u&&this._nodes.updateAfter(l)}_createObjectPipeline(e,t,n,i,s,r,a,c){let l=this._objects.get(e,t,n,i,s,this._currentRenderContext,a,c);l.drawRange=e.geometry.drawRange,l.group=r,this._nodes.updateBefore(l),this._geometries.updateForRender(l),this._nodes.updateForRender(l),this._bindings.updateForRender(l),this._pipelines.getForRender(l,this._compilationPromises),this._nodes.updateAfter(l)}get compile(){return this.compileAsync}},sy=class{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}clone(){return Object.assign(new this.constructor,this)}};function SO(o){return o+(Qr-o%Qr)%Qr}var ry=class extends sy{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t}get byteLength(){return SO(this._buffer.byteLength)}get buffer(){return this._buffer}update(){return!0}},oy=class extends ry{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}},MO=0,ay=class extends oy{constructor(e,t){super("UniformBuffer_"+MO++,e?e.value:null),this.nodeUniform=e,this.groupNode=t}get buffer(){return this.nodeUniform.value}},RT=class extends oy{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){let t=this.uniforms.indexOf(e);return t!==-1&&this.uniforms.splice(t,1),this}get values(){return this._values===null&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(e===null){let t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){let e=this.bytesPerElement,t=0;for(let n=0,i=this.uniforms.length;n<i;n++){let s=this.uniforms[n],r=s.boundary,a=s.itemSize*e,c=t%Qr,l=c%r,u=c+l;t+=l,u!==0&&Qr-u<a&&(t+=Qr-u),s.offset=t/e,t+=a}return Math.ceil(t/Qr)*Qr}update(){let e=!1;for(let t of this.uniforms)this.updateByType(t)===!0&&(e=!0);return e}updateByType(e){if(e.isNumberUniform)return this.updateNumber(e);if(e.isVector2Uniform)return this.updateVector2(e);if(e.isVector3Uniform)return this.updateVector3(e);if(e.isVector4Uniform)return this.updateVector4(e);if(e.isColorUniform)return this.updateColor(e);if(e.isMatrix3Uniform)return this.updateMatrix3(e);if(e.isMatrix4Uniform)return this.updateMatrix4(e);console.error("THREE.WebGPUUniformsGroup: Unsupported uniform type.",e)}updateNumber(e){let t=!1,n=this.values,i=e.getValue(),s=e.offset,r=e.getType();if(n[s]!==i){let a=this._getBufferForType(r);a[s]=n[s]=i,t=!0}return t}updateVector2(e){let t=!1,n=this.values,i=e.getValue(),s=e.offset,r=e.getType();if(n[s+0]!==i.x||n[s+1]!==i.y){let a=this._getBufferForType(r);a[s+0]=n[s+0]=i.x,a[s+1]=n[s+1]=i.y,t=!0}return t}updateVector3(e){let t=!1,n=this.values,i=e.getValue(),s=e.offset,r=e.getType();if(n[s+0]!==i.x||n[s+1]!==i.y||n[s+2]!==i.z){let a=this._getBufferForType(r);a[s+0]=n[s+0]=i.x,a[s+1]=n[s+1]=i.y,a[s+2]=n[s+2]=i.z,t=!0}return t}updateVector4(e){let t=!1,n=this.values,i=e.getValue(),s=e.offset,r=e.getType();if(n[s+0]!==i.x||n[s+1]!==i.y||n[s+2]!==i.z||n[s+4]!==i.w){let a=this._getBufferForType(r);a[s+0]=n[s+0]=i.x,a[s+1]=n[s+1]=i.y,a[s+2]=n[s+2]=i.z,a[s+3]=n[s+3]=i.w,t=!0}return t}updateColor(e){let t=!1,n=this.values,i=e.getValue(),s=e.offset;if(n[s+0]!==i.r||n[s+1]!==i.g||n[s+2]!==i.b){let r=this.buffer;r[s+0]=n[s+0]=i.r,r[s+1]=n[s+1]=i.g,r[s+2]=n[s+2]=i.b,t=!0}return t}updateMatrix3(e){let t=!1,n=this.values,i=e.getValue().elements,s=e.offset;if(n[s+0]!==i[0]||n[s+1]!==i[1]||n[s+2]!==i[2]||n[s+4]!==i[3]||n[s+5]!==i[4]||n[s+6]!==i[5]||n[s+8]!==i[6]||n[s+9]!==i[7]||n[s+10]!==i[8]){let r=this.buffer;r[s+0]=n[s+0]=i[0],r[s+1]=n[s+1]=i[1],r[s+2]=n[s+2]=i[2],r[s+4]=n[s+4]=i[3],r[s+5]=n[s+5]=i[4],r[s+6]=n[s+6]=i[5],r[s+8]=n[s+8]=i[6],r[s+9]=n[s+9]=i[7],r[s+10]=n[s+10]=i[8],t=!0}return t}updateMatrix4(e){let t=!1,n=this.values,i=e.getValue().elements,s=e.offset;return EO(n,i,s)===!1&&(this.buffer.set(i,s),AO(n,i,s),t=!0),t}_getBufferForType(e){return e==="int"||e==="ivec2"||e==="ivec3"||e==="ivec4"?new Int32Array(this.buffer.buffer):e==="uint"||e==="uvec2"||e==="uvec3"||e==="uvec4"?new Uint32Array(this.buffer.buffer):this.buffer}};function AO(o,e,t){for(let n=0,i=e.length;n<i;n++)o[t+n]=e[n]}function EO(o,e,t){for(let n=0,i=e.length;n<i;n++)if(o[t+n]!==e[n])return!1;return!0}var wO=0,cy=class extends RT{constructor(e,t){super(e),this.id=wO++,this.groupNode=t,this.isNodeUniformsGroup=!0}},ly=class extends sy{constructor(e,t){super(e),this.texture=t,this.version=t?t.version:0,this.generation=null,this.isSampler=!0}set texture(e){if(this._texture===e)return;let t=()=>{this._texture=null,this.generation=null,this.version=0};this._texture&&this._texture.removeEventListener("dispose",t),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",t)}get texture(){return this._texture}update(){let{texture:e,version:t}=this;return t!==e.version?(this.version=e.version,!0):!1}clone(){let e=super.clone();return e._texture=null,e.texture=this.texture,e}},RO=0,CT=class extends ly{constructor(e,t){super(e,t),this.id=RO++,this.store=!1,this.isSampledTexture=!0}},Fu=class extends CT{constructor(e,t,n,i=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=n,this.access=i}update(){let{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}},uy=class extends Fu{constructor(e,t,n,i=null){super(e,t,n,i),this.isSampledCubeTexture=!0}},Vf=class extends Fu{constructor(e,t,n,i=null){super(e,t,n,i),this.isSampledTexture3D=!0}},OE={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint"},CO={low:"lowp",medium:"mediump",high:"highp"},VE={swizzleAssign:!0,storageBuffer:!1},GE={perspective:"smooth",linear:"noperspective"},kE={centroid:"centroid"},zE=`
precision highp float;
precision highp int;
precision highp sampler2D;
precision highp sampler3D;
precision highp samplerCube;
precision highp sampler2DArray;

precision highp usampler2D;
precision highp usampler3D;
precision highp usamplerCube;
precision highp usampler2DArray;

precision highp isampler2D;
precision highp isampler3D;
precision highp isamplerCube;
precision highp isampler2DArray;

precision lowp sampler2DShadow;
precision lowp sampler2DArrayShadow;
precision lowp samplerCubeShadow;
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`}return t}getStructMembers(e){let t=[];for(let n of e.members)t.push(`	${n.type} ${n.name};`);return t.join(`
`)}getStructs(e){let t=[],n=this.structs[e],i=[];for(let s of n)if(s.output)for(let r of s.members)i.push(`layout( location = ${r.index} ) out ${r.type} ${r.name};`);else{let r="struct "+s.name+` {
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`+i.join(`
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`+t.join(`
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`}else t+=`${s} ${i.name};
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`}else{let r=s.includes("int")||s.includes("uv")||s.includes("iv")?"flat ":"";t+=`${r}in ${s} ${i.name};
`}}}for(let i of this.builtins[e])t+=`${i};
`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((n,i)=>n*i,1)}u`}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,n=this.shaderStage){let i=this.extensions[n]||(this.extensions[n]=new Map);i.has(e)===!1&&i.set(e,{name:e,behavior:t})}getExtensions(e){let t=[];if(e==="vertex"){let i=this.renderer.backend.extensions;this.object.isBatchedMesh&&i.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}let n=this.extensions[e];if(n!==void 0)for(let{name:i,behavior:s}of n.values())t.push(`#extension ${i} : ${s}`);return t.join(`
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layout( std140 ) uniform ${e} {
${t}
};`}_getGLSLVertexCode(e){return`#version 300 es

${this.getSignature()}

// extensions
${e.extensions}

// precision
${zE}

// uniforms
${e.uniforms}

// varyings
${e.varyings}

// attributes
${e.attributes}

// codes
${e.codes}

void main() {

	// vars
	${e.vars}

	// transforms
	${e.transforms}

	// flow
	${e.flow}

	gl_PointSize = 1.0;

}
`}_getGLSLFragmentCode(e){return`#version 300 es

${this.getSignature()}

// extensions
${e.extensions}

// precision
${zE}

// uniforms
${e.uniforms}

// varyings
${e.varyings}

// codes
${e.codes}

// structs
${e.structs}

void main() {

	// vars
	${e.vars}

	// flow
	${e.flow}

}
`}buildCode(){let e=this.material!==null?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(let t in e){let n=`// code

`;n+=this.flowCode[t];let i=this.flowNodes[t],s=i[i.length-1];for(let a of i){let c=this.getFlowData(a),l=a.name;l&&(n.length>0&&(n+=`
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if(t==="buffer"){e.name=`NodeBuffer_${e.id}`,s.name=`buffer${e.id}`;let h=new ay(e,c);h.name=e.name,u.push(h),a=h}else{let h=this.uniformGroups[n]||(this.uniformGroups[n]={}),d=h[l];d===void 0&&(d=new cy(n+"_"+l,c),h[l]=d,u.push(d)),a=this.getNodeUniform(s,t),d.addUniform(a)}r.uniformGPU=a}return s}},Xv=null,uu=null,hy=class{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={render:null,compute:null},this.trackTimestamp=e.trackTimestamp===!0}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}createSampler(){}destroySampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}getTimestampUID(e){let t=this.get(e),n=e.isComputeNode===!0?"c":"r";return n+=":"+t.frameCalls+":"+e.id,n}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp){_n("WebGPURenderer: Timestamp tracking is disabled.");return}let t=this.timestampQueryPool[e];if(!t){_n(`WebGPURenderer: No timestamp query pool 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t=this.gl;e?t.enable(t.SCISSOR_TEST):t.disable(t.SCISSOR_TEST)}setStencilTest(e){let{gl:t}=this;e?this.enable(t.STENCIL_TEST):this.disable(t.STENCIL_TEST)}setStencilMask(e){this.currentStencilMask!==e&&(this.gl.stencilMask(e),this.currentStencilMask=e)}setStencilFunc(e,t,n){(this.currentStencilFunc!==e||this.currentStencilRef!==t||this.currentStencilFuncMask!==n)&&(this.gl.stencilFunc(e,t,n),this.currentStencilFunc=e,this.currentStencilRef=t,this.currentStencilFuncMask=n)}setStencilOp(e,t,n){(this.currentStencilFail!==e||this.currentStencilZFail!==t||this.currentStencilZPass!==n)&&(this.gl.stencilOp(e,t,n),this.currentStencilFail=e,this.currentStencilZFail=t,this.currentStencilZPass=n)}setMaterial(e,t,n){let{gl:i}=this;e.side===fi?this.disable(i.CULL_FACE):this.enable(i.CULL_FACE);let 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null;if(e===Zl||e===Jl||e===Ql||e===eu)if(s=i.get("WEBGL_compressed_texture_pvrtc"),s!==null){if(e===Zl)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(e===Jl)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(e===Ql)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(e===eu)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(e===Oa||e===Va||e===Ga)if(s=i.get("WEBGL_compressed_texture_etc"),s!==null){if(e===Oa||e===Va)return r===he?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(e===Ga)return r===he?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(e===ka||e===za||e===Ha||e===Wa||e===Xa||e===qa||e===$a||e===Ya||e===Ka||e===ja||e===Za||e===Ja||e===Qa||e===ec)if(s=i.get("WEBGL_compressed_texture_astc"),s!==null){if(e===ka)return r===he?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(e===za)return r===he?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(e===Ha)return 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r===he?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(e===ec)return r===he?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(e===tc)if(s=i.get("EXT_texture_compression_bptc"),s!==null){if(e===tc)return r===he?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT}else return null;if(e===nc||e===ic||e===sc||e===rc)if(s=i.get("EXT_texture_compression_rgtc"),s!==null){if(e===nc)return s.COMPRESSED_RED_RGTC1_EXT;if(e===ic)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(e===sc)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(e===rc)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return e===zi?n.UNSIGNED_INT_24_8:n[e]!==void 0?n[e]:null}_clientWaitAsync(){let{gl:e}=this,t=e.fenceSync(e.SYNC_GPU_COMMANDS_COMPLETE,0);return e.flush(),new Promise((n,i)=>{function s(){let r=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(r===e.WAIT_FAILED){e.deleteSync(t),i();return}if(r===e.TIMEOUT_EXPIRED){requestAnimationFrame(s);return}e.deleteSync(t),n()}s()})}},HE=!1,Zm,$v,WE,FT=class{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},HE===!1&&(this._init(),HE=!0)}_init(){let e=this.gl;Zm={[Cn]:e.REPEAT,[Dt]:e.CLAMP_TO_EDGE,[oi]:e.MIRRORED_REPEAT},$v={[We]:e.NEAREST,[Hr]:e.NEAREST_MIPMAP_NEAREST,[ki]:e.NEAREST_MIPMAP_LINEAR,[Ae]:e.LINEAR,[Zs]:e.LINEAR_MIPMAP_NEAREST,[Zt]:e.LINEAR_MIPMAP_LINEAR},WE={[Td]:e.NEVER,[wd]:e.ALWAYS,[nu]:e.LESS,[Sd]:e.LEQUAL,[bd]:e.EQUAL,[Ed]:e.GEQUAL,[Md]:e.GREATER,[Ad]:e.NOTEQUAL}}getGLTextureType(e){let{gl:t}=this,n;return e.isCubeTexture===!0?n=t.TEXTURE_CUBE_MAP:e.isArrayTexture===!0||e.isDataArrayTexture===!0||e.isCompressedArrayTexture===!0?n=t.TEXTURE_2D_ARRAY:e.isData3DTexture===!0?n=t.TEXTURE_3D:n=t.TEXTURE_2D,n}getInternalFormat(e,t,n,i,s=!1){let{gl:r,extensions:a}=this;if(e!==null){if(r[e]!==void 0)return r[e];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+e+"'")}let c=t;if(t===r.RED&&(n===r.FLOAT&&(c=r.R32F),n===r.HALF_FLOAT&&(c=r.R16F),n===r.UNSIGNED_BYTE&&(c=r.R8),n===r.UNSIGNED_SHORT&&(c=r.R16),n===r.UNSIGNED_INT&&(c=r.R32UI),n===r.BYTE&&(c=r.R8I),n===r.SHORT&&(c=r.R16I),n===r.INT&&(c=r.R32I)),t===r.RED_INTEGER&&(n===r.UNSIGNED_BYTE&&(c=r.R8UI),n===r.UNSIGNED_SHORT&&(c=r.R16UI),n===r.UNSIGNED_INT&&(c=r.R32UI),n===r.BYTE&&(c=r.R8I),n===r.SHORT&&(c=r.R16I),n===r.INT&&(c=r.R32I)),t===r.RG&&(n===r.FLOAT&&(c=r.RG32F),n===r.HALF_FLOAT&&(c=r.RG16F),n===r.UNSIGNED_BYTE&&(c=r.RG8),n===r.UNSIGNED_SHORT&&(c=r.RG16),n===r.UNSIGNED_INT&&(c=r.RG32UI),n===r.BYTE&&(c=r.RG8I),n===r.SHORT&&(c=r.RG16I),n===r.INT&&(c=r.RG32I)),t===r.RG_INTEGER&&(n===r.UNSIGNED_BYTE&&(c=r.RG8UI),n===r.UNSIGNED_SHORT&&(c=r.RG16UI),n===r.UNSIGNED_INT&&(c=r.RG32UI),n===r.BYTE&&(c=r.RG8I),n===r.SHORT&&(c=r.RG16I),n===r.INT&&(c=r.RG32I)),t===r.RGB){let l=s?Lo:xe.getTransfer(i);n===r.FLOAT&&(c=r.RGB32F),n===r.HALF_FLOAT&&(c=r.RGB16F),n===r.UNSIGNED_BYTE&&(c=r.RGB8),n===r.UNSIGNED_SHORT&&(c=r.RGB16),n===r.UNSIGNED_INT&&(c=r.RGB32UI),n===r.BYTE&&(c=r.RGB8I),n===r.SHORT&&(c=r.RGB16I),n===r.INT&&(c=r.RGB32I),n===r.UNSIGNED_BYTE&&(c=l===he?r.SRGB8:r.RGB8),n===r.UNSIGNED_SHORT_5_6_5&&(c=r.RGB565),n===r.UNSIGNED_SHORT_5_5_5_1&&(c=r.RGB5_A1),n===r.UNSIGNED_SHORT_4_4_4_4&&(c=r.RGB4),n===r.UNSIGNED_INT_5_9_9_9_REV&&(c=r.RGB9_E5),n===r.UNSIGNED_INT_10F_11F_11F_REV&&(c=r.R11F_G11F_B10F)}if(t===r.RGB_INTEGER&&(n===r.UNSIGNED_BYTE&&(c=r.RGB8UI),n===r.UNSIGNED_SHORT&&(c=r.RGB16UI),n===r.UNSIGNED_INT&&(c=r.RGB32UI),n===r.BYTE&&(c=r.RGB8I),n===r.SHORT&&(c=r.RGB16I),n===r.INT&&(c=r.RGB32I)),t===r.RGBA){let l=s?Lo:xe.getTransfer(i);n===r.FLOAT&&(c=r.RGBA32F),n===r.HALF_FLOAT&&(c=r.RGBA16F),n===r.UNSIGNED_BYTE&&(c=r.RGBA8),n===r.UNSIGNED_SHORT&&(c=r.RGBA16),n===r.UNSIGNED_INT&&(c=r.RGBA32UI),n===r.BYTE&&(c=r.RGBA8I),n===r.SHORT&&(c=r.RGBA16I),n===r.INT&&(c=r.RGBA32I),n===r.UNSIGNED_BYTE&&(c=l===he?r.SRGB8_ALPHA8:r.RGBA8),n===r.UNSIGNED_SHORT_4_4_4_4&&(c=r.RGBA4),n===r.UNSIGNED_SHORT_5_5_5_1&&(c=r.RGB5_A1)}return t===r.RGBA_INTEGER&&(n===r.UNSIGNED_BYTE&&(c=r.RGBA8UI),n===r.UNSIGNED_SHORT&&(c=r.RGBA16UI),n===r.UNSIGNED_INT&&(c=r.RGBA32UI),n===r.BYTE&&(c=r.RGBA8I),n===r.SHORT&&(c=r.RGBA16I),n===r.INT&&(c=r.RGBA32I)),t===r.DEPTH_COMPONENT&&(n===r.UNSIGNED_SHORT&&(c=r.DEPTH_COMPONENT16),n===r.UNSIGNED_INT&&(c=r.DEPTH_COMPONENT24),n===r.FLOAT&&(c=r.DEPTH_COMPONENT32F)),t===r.DEPTH_STENCIL&&n===r.UNSIGNED_INT_24_8&&(c=r.DEPTH24_STENCIL8),(c===r.R16F||c===r.R32F||c===r.RG16F||c===r.RG32F||c===r.RGBA16F||c===r.RGBA32F)&&a.get("EXT_color_buffer_float"),c}setTextureParameters(e,t){let{gl:n,extensions:i,backend:s}=this,r=xe.getPrimaries(xe.workingColorSpace),a=t.colorSpace===Xi?null:xe.getPrimaries(t.colorSpace),c=t.colorSpace===Xi||r===a?n.NONE:n.BROWSER_DEFAULT_WEBGL;n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(n.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(n.UNPACK_COLORSPACE_CONVERSION_WEBGL,c),n.texParameteri(e,n.TEXTURE_WRAP_S,Zm[t.wrapS]),n.texParameteri(e,n.TEXTURE_WRAP_T,Zm[t.wrapT]),(e===n.TEXTURE_3D||e===n.TEXTURE_2D_ARRAY)&&(t.isArrayTexture||n.texParameteri(e,n.TEXTURE_WRAP_R,Zm[t.wrapR])),n.texParameteri(e,n.TEXTURE_MAG_FILTER,$v[t.magFilter]);let l=t.mipmaps!==void 0&&t.mipmaps.length>0,u=t.minFilter===Ae&&l?Zt:t.minFilter;if(n.texParameteri(e,n.TEXTURE_MIN_FILTER,$v[u]),t.compareFunction&&(n.texParameteri(e,n.TEXTURE_COMPARE_MODE,n.COMPARE_REF_TO_TEXTURE),n.texParameteri(e,n.TEXTURE_COMPARE_FUNC,WE[t.compareFunction])),i.has("EXT_texture_filter_anisotropic")===!0){if(t.magFilter===We||t.minFilter!==ki&&t.minFilter!==Zt||t.type===nt&&i.has("OES_texture_float_linear")===!1)return;if(t.anisotropy>1){let h=i.get("EXT_texture_filter_anisotropic");n.texParameterf(e,h.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,s.getMaxAnisotropy()))}}}createDefaultTexture(e){let{gl:t,backend:n,defaultTextures:i}=this,s=this.getGLTextureType(e),r=i[s];r===void 0&&(r=t.createTexture(),n.state.bindTexture(s,r),t.texParameteri(s,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(s,t.TEXTURE_MAG_FILTER,t.NEAREST),i[s]=r),n.set(e,{textureGPU:r,glTextureType:s,isDefault:!0})}createTexture(e,t){let{gl:n,backend:i}=this,{levels:s,width:r,height:a,depth:c}=t,l=i.utils.convert(e.format,e.colorSpace),u=i.utils.convert(e.type),h=this.getInternalFormat(e.internalFormat,l,u,e.colorSpace,e.isVideoTexture),d=n.createTexture(),f=this.getGLTextureType(e);i.state.bindTexture(f,d),this.setTextureParameters(f,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?n.texStorage3D(n.TEXTURE_2D_ARRAY,s,h,r,a,c):e.isData3DTexture?n.texStorage3D(n.TEXTURE_3D,s,h,r,a,c):e.isVideoTexture||n.texStorage2D(f,s,h,r,a),i.set(e,{textureGPU:d,glTextureType:f,glFormat:l,glType:u,glInternalFormat:h})}copyBufferToTexture(e,t){let{gl:n,backend:i}=this,{textureGPU:s,glTextureType:r,glFormat:a,glType:c}=i.get(t),{width:l,height:u}=t.source.data;n.bindBuffer(n.PIXEL_UNPACK_BUFFER,e),i.state.bindTexture(r,s),n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,!1),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),n.texSubImage2D(r,0,0,0,l,u,a,c,0),n.bindBuffer(n.PIXEL_UNPACK_BUFFER,null),i.state.unbindTexture()}updateTexture(e,t){let{gl:n}=this,{width:i,height:s}=t,{textureGPU:r,glTextureType:a,glFormat:c,glType:l,glInternalFormat:u}=this.backend.get(e);if(!(e.isRenderTargetTexture||r===void 0))if(this.backend.state.bindTexture(a,r),this.setTextureParameters(a,e),e.isCompressedTexture){let h=e.mipmaps,d=t.image;for(let f=0;f<h.length;f++){let p=h[f];e.isCompressedArrayTexture?e.format!==n.RGBA?c!==null?n.compressedTexSubImage3D(n.TEXTURE_2D_ARRAY,f,0,0,0,p.width,p.height,d.depth,c,p.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texSubImage3D(n.TEXTURE_2D_ARRAY,f,0,0,0,p.width,p.height,d.depth,c,l,p.data):c!==null?n.compressedTexSubImage2D(n.TEXTURE_2D,f,0,0,p.width,p.height,c,p.data):console.warn("Unsupported compressed texture format")}}else if(e.isCubeTexture){let h=t.images,d=e.mipmaps;for(let f=0;f<6;f++){let p=Jm(h[f]);n.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+f,0,0,0,i,s,c,l,p);for(let m=0;m<d.length;m++){let _=d[m],y=Jm(_.images[f]);n.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+f,m+1,0,0,y.width,y.height,c,l,y)}}}else if(e.isDataArrayTexture||e.isArrayTexture){let h=t.image;if(e.layerUpdates.size>0){let d=Lm(h.width,h.height,e.format,e.type);for(let f of e.layerUpdates){let p=h.data.subarray(f*d/h.data.BYTES_PER_ELEMENT,(f+1)*d/h.data.BYTES_PER_ELEMENT);n.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,f,h.width,h.height,1,c,l,p)}e.clearLayerUpdates()}else n.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,0,h.width,h.height,h.depth,c,l,h.data)}else if(e.isData3DTexture){let h=t.image;n.texSubImage3D(n.TEXTURE_3D,0,0,0,0,h.width,h.height,h.depth,c,l,h.data)}else if(e.isVideoTexture)e.update(),n.texImage2D(a,0,u,c,l,t.image);else{let h=e.mipmaps;if(h.length>0)for(let d=0,f=h.length;d<f;d++){let p=h[d],m=Jm(p);n.texSubImage2D(a,d,0,0,p.width,p.height,c,l,m)}else{let d=Jm(t.image);n.texSubImage2D(a,0,0,0,i,s,c,l,d)}}}generateMipmaps(e){let{gl:t,backend:n}=this,{textureGPU:i,glTextureType:s}=n.get(e);n.state.bindTexture(s,i),t.generateMipmap(s)}deallocateRenderBuffers(e){let{gl:t,backend:n}=this;if(e){let i=n.get(e);if(i.renderBufferStorageSetup=void 0,i.framebuffers){for(let s in i.framebuffers)t.deleteFramebuffer(i.framebuffers[s]);delete i.framebuffers}if(i.depthRenderbuffer&&(t.deleteRenderbuffer(i.depthRenderbuffer),delete i.depthRenderbuffer),i.stencilRenderbuffer&&(t.deleteRenderbuffer(i.stencilRenderbuffer),delete i.stencilRenderbuffer),i.msaaFrameBuffer&&(t.deleteFramebuffer(i.msaaFrameBuffer),delete i.msaaFrameBuffer),i.msaaRenderbuffers){for(let s=0;s<i.msaaRenderbuffers.length;s++)t.deleteRenderbuffer(i.msaaRenderbuffers[s]);delete i.msaaRenderbuffers}}}destroyTexture(e){let{gl:t,backend:n}=this,{textureGPU:i,renderTarget:s}=n.get(e);this.deallocateRenderBuffers(s),t.deleteTexture(i),n.delete(e)}copyTextureToTexture(e,t,n=null,i=null,s=0,r=0){let{gl:a,backend:c}=this,{state:l}=this.backend,{textureGPU:u,glTextureType:h,glType:d,glFormat:f}=c.get(t);l.bindTexture(h,u);let p,m,_,y,x,v,T,M,w,E=e.isCompressedTexture?e.mipmaps[r]:e.image;if(n!==null)p=n.max.x-n.min.x,m=n.max.y-n.min.y,_=n.isBox3?n.max.z-n.min.z:1,y=n.min.x,x=n.min.y,v=n.isBox3?n.min.z:0;else{let X=Math.pow(2,-s);p=Math.floor(E.width*X),m=Math.floor(E.height*X),e.isDataArrayTexture||e.isArrayTexture?_=E.depth:e.isData3DTexture?_=Math.floor(E.depth*X):_=1,y=0,x=0,v=0}i!==null?(T=i.x,M=i.y,w=i.z):(T=0,M=0,w=0),a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,t.flipY),a.pixelStorei(a.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),a.pixelStorei(a.UNPACK_ALIGNMENT,t.unpackAlignment);let A=a.getParameter(a.UNPACK_ROW_LENGTH),N=a.getParameter(a.UNPACK_IMAGE_HEIGHT),L=a.getParameter(a.UNPACK_SKIP_PIXELS),V=a.getParameter(a.UNPACK_SKIP_ROWS),H=a.getParameter(a.UNPACK_SKIP_IMAGES);a.pixelStorei(a.UNPACK_ROW_LENGTH,E.width),a.pixelStorei(a.UNPACK_IMAGE_HEIGHT,E.height),a.pixelStorei(a.UNPACK_SKIP_PIXELS,y),a.pixelStorei(a.UNPACK_SKIP_ROWS,x),a.pixelStorei(a.UNPACK_SKIP_IMAGES,v);let W=t.isDataArrayTexture||t.isData3DTexture||t.isArrayTexture;if(e.isRenderTargetTexture||e.isDepthTexture){let X=c.get(e),ae=c.get(t),oe=c.get(X.renderTarget),Le=c.get(ae.renderTarget),He=oe.framebuffers[X.cacheKey],ve=Le.framebuffers[ae.cacheKey];l.bindFramebuffer(a.READ_FRAMEBUFFER,He),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,ve);let Me=a.COLOR_BUFFER_BIT;e.isDepthTexture&&(Me=a.DEPTH_BUFFER_BIT),a.blitFramebuffer(y,x,p,m,T,M,p,m,Me,a.NEAREST),l.bindFramebuffer(a.READ_FRAMEBUFFER,null),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,null)}else W?e.isDataTexture||e.isData3DTexture?a.texSubImage3D(h,r,T,M,w,p,m,_,f,d,E.data):t.isCompressedArrayTexture?a.compressedTexSubImage3D(h,r,T,M,w,p,m,_,f,E.data):a.texSubImage3D(h,r,T,M,w,p,m,_,f,d,E):e.isDataTexture?a.texSubImage2D(h,r,T,M,p,m,f,d,E.data):e.isCompressedTexture?a.compressedTexSubImage2D(h,r,T,M,E.width,E.height,f,E.data):a.texSubImage2D(h,r,T,M,p,m,f,d,E);a.pixelStorei(a.UNPACK_ROW_LENGTH,A),a.pixelStorei(a.UNPACK_IMAGE_HEIGHT,N),a.pixelStorei(a.UNPACK_SKIP_PIXELS,L),a.pixelStorei(a.UNPACK_SKIP_ROWS,V),a.pixelStorei(a.UNPACK_SKIP_IMAGES,H),r===0&&t.generateMipmaps&&a.generateMipmap(h),l.unbindTexture()}copyFramebufferToTexture(e,t,n){let{gl:i}=this,{state:s}=this.backend,{textureGPU:r}=this.backend.get(e),{x:a,y:c,z:l,w:u}=n,h=e.isDepthTexture===!0||t.renderTarget&&t.renderTarget.samples>0,d=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(h){let f=a!==0||c!==0,p,m;if(e.isDepthTexture===!0?(p=i.DEPTH_BUFFER_BIT,m=i.DEPTH_ATTACHMENT,t.stencil&&(p|=i.STENCIL_BUFFER_BIT)):(p=i.COLOR_BUFFER_BIT,m=i.COLOR_ATTACHMENT0),f){let _=this.backend.get(t.renderTarget),y=_.framebuffers[t.getCacheKey()],x=_.msaaFrameBuffer;s.bindFramebuffer(i.DRAW_FRAMEBUFFER,y),s.bindFramebuffer(i.READ_FRAMEBUFFER,x);let v=d-c-u;i.blitFramebuffer(a,v,a+l,v+u,a,v,a+l,v+u,p,i.NEAREST),s.bindFramebuffer(i.READ_FRAMEBUFFER,y),s.bindTexture(i.TEXTURE_2D,r),i.copyTexSubImage2D(i.TEXTURE_2D,0,0,0,a,v,l,u),s.unbindTexture()}else{let _=i.createFramebuffer();s.bindFramebuffer(i.DRAW_FRAMEBUFFER,_),i.framebufferTexture2D(i.DRAW_FRAMEBUFFER,m,i.TEXTURE_2D,r,0),i.blitFramebuffer(0,0,l,u,0,0,l,u,p,i.NEAREST),i.deleteFramebuffer(_)}}else s.bindTexture(i.TEXTURE_2D,r),i.copyTexSubImage2D(i.TEXTURE_2D,0,0,0,a,d-u-c,l,u),s.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,n,i=!1){let{gl:s}=this,r=t.renderTarget,{depthTexture:a,depthBuffer:c,stencilBuffer:l,width:u,height:h}=r;if(s.bindRenderbuffer(s.RENDERBUFFER,e),c&&!l){let d=s.DEPTH_COMPONENT24;i===!0?this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(s.RENDERBUFFER,r.samples,d,u,h):n>0?(a&&a.isDepthTexture&&a.type===s.FLOAT&&(d=s.DEPTH_COMPONENT32F),s.renderbufferStorageMultisample(s.RENDERBUFFER,n,d,u,h)):s.renderbufferStorage(s.RENDERBUFFER,d,u,h),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,e)}else c&&l&&(n>0?s.renderbufferStorageMultisample(s.RENDERBUFFER,n,s.DEPTH24_STENCIL8,u,h):s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_STENCIL,u,h),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_STENCIL_ATTACHMENT,s.RENDERBUFFER,e));s.bindRenderbuffer(s.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,n,i,s,r){let{backend:a,gl:c}=this,{textureGPU:l,glFormat:u,glType:h}=this.backend.get(e),d=c.createFramebuffer();c.bindFramebuffer(c.READ_FRAMEBUFFER,d);let f=e.isCubeTexture?c.TEXTURE_CUBE_MAP_POSITIVE_X+r:c.TEXTURE_2D;c.framebufferTexture2D(c.READ_FRAMEBUFFER,c.COLOR_ATTACHMENT0,f,l,0);let p=this._getTypedArrayType(h),m=this._getBytesPerTexel(h,u),y=i*s*m,x=c.createBuffer();c.bindBuffer(c.PIXEL_PACK_BUFFER,x),c.bufferData(c.PIXEL_PACK_BUFFER,y,c.STREAM_READ),c.readPixels(t,n,i,s,u,h,0),c.bindBuffer(c.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();let v=new p(y/p.BYTES_PER_ELEMENT);return c.bindBuffer(c.PIXEL_PACK_BUFFER,x),c.getBufferSubData(c.PIXEL_PACK_BUFFER,0,v),c.bindBuffer(c.PIXEL_PACK_BUFFER,null),c.deleteFramebuffer(d),v}_getTypedArrayType(e){let{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4||e===t.UNSIGNED_SHORT_5_5_5_1||e===t.UNSIGNED_SHORT_5_6_5||e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){let{gl:n}=this,i=0;if(e===n.UNSIGNED_BYTE&&(i=1),(e===n.UNSIGNED_SHORT_4_4_4_4||e===n.UNSIGNED_SHORT_5_5_5_1||e===n.UNSIGNED_SHORT_5_6_5||e===n.UNSIGNED_SHORT||e===n.HALF_FLOAT)&&(i=2),(e===n.UNSIGNED_INT||e===n.FLOAT)&&(i=4),t===n.RGBA)return i*4;if(t===n.RGB)return i*3;if(t===n.ALPHA)return i}};function Jm(o){return o.isDataTexture?o.image.data:typeof HTMLImageElement!="undefined"&&o instanceof HTMLImageElement||typeof HTMLCanvasElement!="undefined"&&o instanceof HTMLCanvasElement||typeof ImageBitmap!="undefined"&&o instanceof ImageBitmap||typeof OffscreenCanvas!="undefined"&&o instanceof OffscreenCanvas?o:o.data}var UT=class{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return t===void 0&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}},BT=class{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(this.maxAnisotropy!==null)return this.maxAnisotropy;let e=this.backend.gl,t=this.backend.extensions;if(t.has("EXT_texture_filter_anisotropic")===!0){let n=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}},XE={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBKIT_WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-bc",EXT_texture_compression_bptc:"texture-compression-bptc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"},OT=class{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){let{gl:n,mode:i,object:s,type:r,info:a,index:c}=this;c!==0?n.drawElements(i,t,r,e):n.drawArrays(i,e,t),a.update(s,t,1)}renderInstances(e,t,n){let{gl:i,mode:s,type:r,index:a,object:c,info:l}=this;n!==0&&(a!==0?i.drawElementsInstanced(s,t,r,e,n):i.drawArraysInstanced(s,e,t,n),l.update(c,t,n))}renderMultiDraw(e,t,n){let{extensions:i,mode:s,object:r,info:a}=this;if(n===0)return;let c=i.get("WEBGL_multi_draw");if(c===null)for(let l=0;l<n;l++)this.render(e[l],t[l]);else{this.index!==0?c.multiDrawElementsWEBGL(s,t,0,this.type,e,0,n):c.multiDrawArraysWEBGL(s,e,0,t,0,n);let l=0;for(let u=0;u<n;u++)l+=t[u];a.update(r,l,1)}}renderMultiDrawInstances(e,t,n,i){let{extensions:s,mode:r,object:a,info:c}=this;if(n===0)return;let l=s.get("WEBGL_multi_draw");if(l===null)for(let u=0;u<n;u++)this.renderInstances(e[u],t[u],i[u]);else{this.index!==0?l.multiDrawElementsInstancedWEBGL(r,t,0,this.type,e,0,i,0,n):l.multiDrawArraysInstancedWEBGL(r,e,0,t,0,i,0,n);let u=0;for(let h=0;h<n;h++)u+=t[h]*i[h];c.update(a,u,1)}}},dy=class{constructor(e=256){this.trackTimestamp=!0,this.maxQueries=e,this.currentQueryIndex=0,this.queryOffsets=new Map,this.isDisposed=!1,this.lastValue=0,this.pendingResolve=!1}allocateQueriesForContext(){}async resolveQueriesAsync(){}dispose(){}},VT=class extends dy{constructor(e,t,n=2048){if(super(n),this.gl=e,this.type=t,this.ext=e.getExtension("EXT_disjoint_timer_query_webgl2")||e.getExtension("EXT_disjoint_timer_query"),!this.ext){console.warn("EXT_disjoint_timer_query not supported; timestamps will be disabled."),this.trackTimestamp=!1;return}this.queries=[];for(let i=0;i<this.maxQueries;i++)this.queries.push(e.createQuery());this.activeQuery=null,this.queryStates=new Map}allocateQueriesForContext(e){if(!this.trackTimestamp)return null;if(this.currentQueryIndex+2>this.maxQueries)return _n(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;let t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;let t=this.queryOffsets.get(e);if(t==null||this.activeQuery!==null)return;let n=this.queries[t];if(n)try{this.queryStates.get(t)==="inactive"&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,n),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(i){console.error("Error in beginQuery:",i),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;let t=this.queryOffsets.get(e);if(t!=null&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(n){console.error("Error in endQuery:",n),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{let e=[];for(let[i,s]of this.queryStates)if(s==="ended"){let r=this.queries[i];e.push(this.resolveQuery(r))}if(e.length===0)return this.lastValue;let n=(await Promise.all(e)).reduce((i,s)=>i+s,0);return this.lastValue=n,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,n}catch(e){return console.error("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed){t(this.lastValue);return}let n,i=!1,s=()=>{n&&(clearTimeout(n),n=null)},r=c=>{i||(i=!0,s(),t(c))},a=()=>{if(this.isDisposed){r(this.lastValue);return}try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT)){r(this.lastValue);return}if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE)){n=setTimeout(a,1);return}let u=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(u)/1e6)}catch(c){console.error("Error checking query:",c),t(this.lastValue)}};a()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,!!this.trackTimestamp)){for(let e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}},fy=class extends hy{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer=typeof navigator=="undefined"?!1:/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);let t=this.parameters,n={antialias:e.samples>0,alpha:!0,depth:e.depth,stencil:e.stencil},i=t.context!==void 0?t.context:e.domElement.getContext("webgl2",n);function s(r){r.preventDefault();let a={api:"WebGL",message:r.statusMessage||"Unknown reason",reason:null,originalEvent:r};e.onDeviceLost(a)}this._onContextLost=s,e.domElement.addEventListener("webglcontextlost",s,!1),this.gl=i,this.extensions=new UT(this),this.capabilities=new BT(this),this.attributeUtils=new IT(this),this.textureUtils=new FT(this),this.bufferRenderer=new OT(this),this.state=new LT(this),this.utils=new DT(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile")}get coordinateSystem(){return Kt}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async waitForGPU(){await this.utils._clientWaitAsync()}async makeXRCompatible(){this.gl.getContextAttributes().xrCompatible!==!0&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,n=null){let i=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:i.RGBA8}),n!==null){let s=e.stencilBuffer?i.DEPTH24_STENCIL8:i.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:n,glInternalFormat:s}),this.extensions.has("WEBGL_multisampled_render_to_texture")===!0&&e._autoAllocateDepthBuffer===!0&&e.multiview===!1&&console.warn("THREE.WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new VT(this.gl,e,2048));let n=this.timestampQueryPool[e];n.allocateQueriesForContext(t)!==null&&n.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){let{state:t}=this,n=this.get(e);if(n.frameCalls=this.renderer.info.render.frameCalls,e.viewport)this.updateViewport(e);else{let{width:s,height:r}=this.getDrawingBufferSize();t.viewport(0,0,s,r)}if(e.scissor){let{x:s,y:r,width:a,height:c}=e.scissorValue;t.scissor(s,e.height-c-r,a,c)}this.initTimestampQuery(tr.RENDER,this.getTimestampUID(e)),n.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);let i=e.occlusionQueryCount;i>0&&(n.currentOcclusionQueries=n.occlusionQueries,n.currentOcclusionQueryObjects=n.occlusionQueryObjects,n.lastOcclusionObject=null,n.occlusionQueries=new Array(i),n.occlusionQueryObjects=new Array(i),n.occlusionQueryIndex=0)}finishRender(e){let{gl:t,state:n}=this,i=this.get(e),s=i.previousContext;n.resetVertexState();let r=e.occlusionQueryCount;r>0&&(r>i.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));let a=e.textures;if(a!==null)for(let c=0;c<a.length;c++){let l=a[c];l.generateMipmaps&&this.generateMipmaps(l)}if(this._currentContext=s,this._resolveRenderTarget(e),s!==null)if(this._setFramebuffer(s),s.viewport)this.updateViewport(s);else{let{width:c,height:l}=this.getDrawingBufferSize();n.viewport(0,0,c,l)}this.prepareTimestampBuffer(tr.RENDER,this.getTimestampUID(e))}resolveOccludedAsync(e){let t=this.get(e),{currentOcclusionQueries:n,currentOcclusionQueryObjects:i}=t;if(n&&i){let s=new WeakSet,{gl:r}=this;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueries=null;let a=()=>{let c=0;for(let l=0;l<n.length;l++){let u=n[l];u!==null&&r.getQueryParameter(u,r.QUERY_RESULT_AVAILABLE)&&(r.getQueryParameter(u,r.QUERY_RESULT)===0&&s.add(i[l]),n[l]=null,r.deleteQuery(u),c++)}c<n.length?requestAnimationFrame(a):t.occluded=s};a()}}isOccluded(e,t){let n=this.get(e);return n.occluded&&n.occluded.has(t)}updateViewport(e){let{state:t}=this,{x:n,y:i,width:s,height:r}=e.viewportValue;t.viewport(n,e.height-r-i,s,r)}setScissorTest(e){this.state.setScissorTest(e)}getClearColor(){let e=super.getClearColor();return e.r*=e.a,e.g*=e.a,e.b*=e.a,e}clear(e,t,n,i=null,s=!0,r=!0){let{gl:a,renderer:c}=this;i===null&&(i={textures:null,clearColorValue:this.getClearColor()});let l=0;if(e&&(l|=a.COLOR_BUFFER_BIT),t&&(l|=a.DEPTH_BUFFER_BIT),n&&(l|=a.STENCIL_BUFFER_BIT),l!==0){let u;i.clearColorValue?u=i.clearColorValue:u=this.getClearColor();let h=c.getClearDepth(),d=c.getClearStencil();if(t&&this.state.setDepthMask(!0),i.textures===null)a.clearColor(u.r,u.g,u.b,u.a),a.clear(l);else{if(s&&this._setFramebuffer(i),e)for(let f=0;f<i.textures.length;f++)f===0?a.clearBufferfv(a.COLOR,f,[u.r,u.g,u.b,u.a]):a.clearBufferfv(a.COLOR,f,[0,0,0,1]);t&&n?a.clearBufferfi(a.DEPTH_STENCIL,0,h,d):t?a.clearBufferfv(a.DEPTH,0,[h]):n&&a.clearBufferiv(a.STENCIL,0,[d]),s&&r&&this._resolveRenderTarget(i)}}}beginCompute(e){let{state:t,gl:n}=this,i=this.get(e);i.frameCalls=this.renderer.info.compute.frameCalls,t.bindFramebuffer(n.FRAMEBUFFER,null),this.initTimestampQuery(tr.COMPUTE,this.getTimestampUID(e))}compute(e,t,n,i,s=null){let{state:r,gl:a}=this;this.discard===!1&&(a.enable(a.RASTERIZER_DISCARD),this.discard=!0);let{programGPU:c,transformBuffers:l,attributes:u}=this.get(i),h=this._getVaoKey(u),d=this.vaoCache[h];d===void 0?this.vaoCache[h]=this._createVao(u):r.setVertexState(d),r.useProgram(c),this._bindUniforms(n);let f=this._getTransformFeedback(l);a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,f),a.beginTransformFeedback(a.POINTS),s=s!==null?s:t.count,Array.isArray(s)&&(_n("WebGLBackend.compute(): The count parameter must be a single number, not an array."),s=s[0]),u[0].isStorageInstancedBufferAttribute?a.drawArraysInstanced(a.POINTS,0,1,s):a.drawArrays(a.POINTS,0,s),a.endTransformFeedback(),a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,null);for(let p=0;p<l.length;p++){let m=l[p];m.pbo&&this.has(m.pbo)&&this.textureUtils.copyBufferToTexture(m.transformBuffer,m.pbo),m.switchBuffers()}}finishCompute(e){let t=this.gl;this.discard=!1,t.disable(t.RASTERIZER_DISCARD),this.prepareTimestampBuffer(tr.COMPUTE,this.getTimestampUID(e)),this._currentContext&&this._setFramebuffer(this._currentContext)}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.isArrayTexture&&e.camera.isArrayCamera}draw(e){let{object:t,pipeline:n,material:i,context:s,hardwareClippingPlanes:r}=e,{programGPU:a}=this.get(n),{gl:c,state:l}=this,u=this.get(s),h=e.getDrawParameters();if(h===null)return;this._bindUniforms(e.getBindings());let d=t.isMesh&&t.matrixWorld.determinant()<0;l.setMaterial(i,d,r),l.useProgram(a);let f=e.getAttributes(),p=this.get(f),m=p.vaoGPU;if(m===void 0){let A=this._getVaoKey(f);m=this.vaoCache[A],m===void 0&&(m=this._createVao(f),this.vaoCache[A]=m,p.vaoGPU=m)}let _=e.getIndex(),y=_!==null?this.get(_).bufferGPU:null;l.setVertexState(m,y);let x=u.lastOcclusionObject;if(x!==t&&x!==void 0){if(x!==null&&x.occlusionTest===!0&&(c.endQuery(c.ANY_SAMPLES_PASSED),u.occlusionQueryIndex++),t.occlusionTest===!0){let A=c.createQuery();c.beginQuery(c.ANY_SAMPLES_PASSED,A),u.occlusionQueries[u.occlusionQueryIndex]=A,u.occlusionQueryObjects[u.occlusionQueryIndex]=t}u.lastOcclusionObject=t}let v=this.bufferRenderer;t.isPoints?v.mode=c.POINTS:t.isLineSegments?v.mode=c.LINES:t.isLine?v.mode=c.LINE_STRIP:t.isLineLoop?v.mode=c.LINE_LOOP:i.wireframe===!0?(l.setLineWidth(i.wireframeLinewidth*this.renderer.getPixelRatio()),v.mode=c.LINES):v.mode=c.TRIANGLES;let{vertexCount:T,instanceCount:M}=h,{firstVertex:w}=h;if(v.object=t,_!==null){w*=_.array.BYTES_PER_ELEMENT;let A=this.get(_);v.index=_.count,v.type=A.type}else v.index=0;let E=()=>{t.isBatchedMesh?t._multiDrawInstances!==null?(_n("THREE.WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),v.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?v.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):_n("THREE.WebGLRenderer: WEBGL_multi_draw not supported."):M>1?v.renderInstances(w,T,M):v.render(w,T)};if(e.camera.isArrayCamera===!0&&e.camera.cameras.length>0&&e.camera.isMultiViewCamera===!1){let A=this.get(e.camera),N=e.camera.cameras,L=e.getBindingGroup("cameraIndex").bindings[0];if(A.indexesGPU===void 0||A.indexesGPU.length!==N.length){let oe=new Uint32Array([0,0,0,0]),Le=[];for(let He=0,ve=N.length;He<ve;He++){let Me=c.createBuffer();oe[0]=He,c.bindBuffer(c.UNIFORM_BUFFER,Me),c.bufferData(c.UNIFORM_BUFFER,oe,c.STATIC_DRAW),Le.push(Me)}A.indexesGPU=Le}let V=this.get(L),H=this.renderer.getPixelRatio(),W=this._currentContext.renderTarget,X=this._isRenderCameraDepthArray(this._currentContext),ae=this._currentContext.activeCubeFace;if(X){let oe=this.get(W.depthTexture);if(oe.clearedRenderId!==this.renderer._nodes.nodeFrame.renderId){oe.clearedRenderId=this.renderer._nodes.nodeFrame.renderId;let{stencilBuffer:Le}=W;for(let He=0,ve=N.length;He<ve;He++)this.renderer._activeCubeFace=He,this._currentContext.activeCubeFace=He,this._setFramebuffer(this._currentContext),this.clear(!1,!0,Le,this._currentContext,!1,!1);this.renderer._activeCubeFace=ae,this._currentContext.activeCubeFace=ae}}for(let oe=0,Le=N.length;oe<Le;oe++){let He=N[oe];if(t.layers.test(He.layers)){X&&(this.renderer._activeCubeFace=oe,this._currentContext.activeCubeFace=oe,this._setFramebuffer(this._currentContext));let ve=He.viewport;if(ve!==void 0){let Me=ve.x*H,Ke=ve.y*H,ct=ve.width*H,et=ve.height*H;l.viewport(Math.floor(Me),Math.floor(e.context.height-et-Ke),Math.floor(ct),Math.floor(et))}l.bindBufferBase(c.UNIFORM_BUFFER,V.index,A.indexesGPU[oe]),E()}this._currentContext.activeCubeFace=ae,this.renderer._activeCubeFace=ae}}else E()}needsRenderUpdate(){return!1}getRenderCacheKey(){return""}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}async copyTextureToBuffer(e,t,n,i,s,r){return this.textureUtils.copyTextureToBuffer(e,t,n,i,s,r)}createSampler(){}destroySampler(){}createNodeBuilder(e,t){return new NT(e,t)}createProgram(e){let t=this.gl,{stage:n,code:i}=e,s=n==="fragment"?t.createShader(t.FRAGMENT_SHADER):t.createShader(t.VERTEX_SHADER);t.shaderSource(s,i),t.compileShader(s),this.set(e,{shaderGPU:s})}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){let n=this.gl,i=e.pipeline,{fragmentProgram:s,vertexProgram:r}=i,a=n.createProgram(),c=this.get(s).shaderGPU,l=this.get(r).shaderGPU;if(n.attachShader(a,c),n.attachShader(a,l),n.linkProgram(a),this.set(i,{programGPU:a,fragmentShader:c,vertexShader:l}),t!==null&&this.parallel){let u=new Promise(h=>{let d=this.parallel,f=()=>{n.getProgramParameter(a,d.COMPLETION_STATUS_KHR)?(this._completeCompile(e,i),h()):requestAnimationFrame(f)};f()});t.push(u);return}this._completeCompile(e,i)}_handleSource(e,t){let n=e.split(`
`),i=[],s=Math.max(t-6,0),r=Math.min(t+6,n.length);for(let a=s;a<r;a++){let c=a+1;i.push(`${c===t?">":" "} ${c}: ${n[a]}`)}return i.join(`
`)}_getShaderErrors(e,t,n){let i=e.getShaderParameter(t,e.COMPILE_STATUS),r=(e.getShaderInfoLog(t)||"").trim();if(i&&r==="")return"";let a=/ERROR: 0:(\d+)/.exec(r);if(a){let c=parseInt(a[1]);return n.toUpperCase()+`

`+r+`

`+this._handleSource(e.getShaderSource(t),c)}else return r}_logProgramError(e,t,n){if(this.renderer.debug.checkShaderErrors){let i=this.gl,r=(i.getProgramInfoLog(e)||"").trim();if(i.getProgramParameter(e,i.LINK_STATUS)===!1)if(typeof this.renderer.debug.onShaderError=="function")this.renderer.debug.onShaderError(i,e,n,t);else{let a=this._getShaderErrors(i,n,"vertex"),c=this._getShaderErrors(i,t,"fragment");console.error("THREE.WebGLProgram: Shader Error "+i.getError()+" - VALIDATE_STATUS "+i.getProgramParameter(e,i.VALIDATE_STATUS)+`

Program Info Log: `+r+`
`+a+`
`+c)}else r!==""&&console.warn("THREE.WebGLProgram: Program Info Log:",r)}}_completeCompile(e,t){let{state:n,gl:i}=this,s=this.get(t),{programGPU:r,fragmentShader:a,vertexShader:c}=s;i.getProgramParameter(r,i.LINK_STATUS)===!1&&this._logProgramError(r,a,c),n.useProgram(r);let l=e.getBindings();this._setupBindings(l,r),this.set(t,{programGPU:r})}createComputePipeline(e,t){let{state:n,gl:i}=this,s={stage:"fragment",code:`#version 300 es
precision highp float;
void main() {}`};this.createProgram(s);let{computeProgram:r}=e,a=i.createProgram(),c=this.get(s).shaderGPU,l=this.get(r).shaderGPU,u=r.transforms,h=[],d=[];for(let _=0;_<u.length;_++){let y=u[_];h.push(y.varyingName),d.push(y.attributeNode)}i.attachShader(a,c),i.attachShader(a,l),i.transformFeedbackVaryings(a,h,i.SEPARATE_ATTRIBS),i.linkProgram(a),i.getProgramParameter(a,i.LINK_STATUS)===!1&&this._logProgramError(a,c,l),n.useProgram(a),this._setupBindings(t,a);let f=r.attributes,p=[],m=[];for(let _=0;_<f.length;_++){let y=f[_].node.attribute;p.push(y),this.has(y)||this.attributeUtils.createAttribute(y,i.ARRAY_BUFFER)}for(let _=0;_<d.length;_++){let y=d[_].attribute;this.has(y)||this.attributeUtils.createAttribute(y,i.ARRAY_BUFFER);let x=this.get(y);m.push(x)}this.set(e,{programGPU:a,transformBuffers:m,attributes:p})}createBindings(e,t){if(this._knownBindings.has(t)===!1){this._knownBindings.add(t);let n=0,i=0;for(let s of t){this.set(s,{textures:i,uniformBuffers:n});for(let r of s.bindings)r.isUniformBuffer&&n++,r.isSampledTexture&&i++}}this.updateBindings(e,t)}updateBindings(e){let{gl:t}=this,n=this.get(e),i=n.uniformBuffers,s=n.textures;for(let r of e.bindings){let a=this.get(r);if(r.isUniformsGroup||r.isUniformBuffer){let c=r.buffer,{bufferGPU:l}=this.get(c);l===void 0?(l=t.createBuffer(),t.bindBuffer(t.UNIFORM_BUFFER,l),t.bufferData(t.UNIFORM_BUFFER,c,t.DYNAMIC_DRAW),this.set(c,{bufferGPU:l})):(t.bindBuffer(t.UNIFORM_BUFFER,l),t.bufferSubData(t.UNIFORM_BUFFER,0,c)),a.index=i++,a.bufferGPU=l,this.set(r,a)}else if(r.isSampledTexture){let{textureGPU:c,glTextureType:l}=this.get(r.texture);a.index=s++,a.textureGPU=c,a.glTextureType=l,this.set(r,a)}}}updateBinding(e){let t=this.gl;if(e.isUniformsGroup||e.isUniformBuffer){let i=this.get(e).bufferGPU,s=e.buffer;t.bindBuffer(t.UNIFORM_BUFFER,i),t.bufferData(t.UNIFORM_BUFFER,s,t.DYNAMIC_DRAW)}}createIndexAttribute(e){let t=this.gl;this.attributeUtils.createAttribute(e,t.ELEMENT_ARRAY_BUFFER)}createAttribute(e){if(this.has(e))return;let t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}createStorageAttribute(e){if(this.has(e))return;let t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}hasFeature(e){let t=Object.keys(XE).filter(i=>XE[i]===e),n=this.extensions;for(let i=0;i<t.length;i++)if(n.has(t[i]))return!0;return!1}getMaxAnisotropy(){return this.capabilities.getMaxAnisotropy()}copyTextureToTexture(e,t,n=null,i=null,s=0,r=0){this.textureUtils.copyTextureToTexture(e,t,n,i,s,r)}copyFramebufferToTexture(e,t,n){this.textureUtils.copyFramebufferToTexture(e,t,n)}_setFramebuffer(e){let{gl:t,state:n}=this,i=null;if(e.textures!==null){let s=e.renderTarget,r=this.get(s),{samples:a,depthBuffer:c,stencilBuffer:l}=s,u=s.isWebGLCubeRenderTarget===!0,h=s.isRenderTarget3D===!0,d=s.depth>1,f=s.isXRRenderTarget===!0,p=f===!0&&s._hasExternalTextures===!0,m=r.msaaFrameBuffer,_=r.depthRenderbuffer,y=this.extensions.get("WEBGL_multisampled_render_to_texture"),x=this.extensions.get("OVR_multiview2"),v=this._useMultisampledExtension(s),T=hN(e),M;if(u?(r.cubeFramebuffers||(r.cubeFramebuffers={}),M=r.cubeFramebuffers[T]):f&&p===!1?M=this._xrFramebuffer:(r.framebuffers||(r.framebuffers={}),M=r.framebuffers[T]),M===void 0){M=t.createFramebuffer(),n.bindFramebuffer(t.FRAMEBUFFER,M);let w=e.textures,E=[];if(u){r.cubeFramebuffers[T]=M;let{textureGPU:N}=this.get(w[0]),L=this.renderer._activeCubeFace,V=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+L,N,V)}else{r.framebuffers[T]=M;for(let N=0;N<w.length;N++){let L=w[N],V=this.get(L);V.renderTarget=e.renderTarget,V.cacheKey=T;let H=t.COLOR_ATTACHMENT0+N;if(s.multiview)x.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,H,V.textureGPU,0,a,0,2);else if(h||d){let W=this.renderer._activeCubeFace,X=this.renderer._activeMipmapLevel;t.framebufferTextureLayer(t.FRAMEBUFFER,H,V.textureGPU,X,W)}else if(v)y.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,H,t.TEXTURE_2D,V.textureGPU,0,a);else{let W=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,H,t.TEXTURE_2D,V.textureGPU,W)}}}let A=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;if(s._autoAllocateDepthBuffer===!0){let N=t.createRenderbuffer();this.textureUtils.setupRenderBufferStorage(N,e,0,v),r.xrDepthRenderbuffer=N,E.push(l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT),t.bindRenderbuffer(t.RENDERBUFFER,N),t.framebufferRenderbuffer(t.FRAMEBUFFER,A,t.RENDERBUFFER,N)}else if(e.depthTexture!==null){E.push(l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT);let N=this.get(e.depthTexture);if(N.renderTarget=e.renderTarget,N.cacheKey=T,s.multiview)x.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,A,N.textureGPU,0,a,0,2);else if(p&&v)y.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,A,t.TEXTURE_2D,N.textureGPU,0,a);else if(e.depthTexture.isArrayTexture){let L=this.renderer._activeCubeFace;t.framebufferTextureLayer(t.FRAMEBUFFER,A,N.textureGPU,0,L)}else t.framebufferTexture2D(t.FRAMEBUFFER,A,t.TEXTURE_2D,N.textureGPU,0)}r.depthInvalidationArray=E}else{if(this._isRenderCameraDepthArray(e)){n.bindFramebuffer(t.FRAMEBUFFER,M);let E=this.renderer._activeCubeFace,A=this.get(e.depthTexture),N=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.framebufferTextureLayer(t.FRAMEBUFFER,N,A.textureGPU,0,E)}if((f||v||s.multiview)&&s._isOpaqueFramebuffer!==!0){n.bindFramebuffer(t.FRAMEBUFFER,M);let E=this.get(e.textures[0]);s.multiview?x.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,E.textureGPU,0,a,0,2):v?y.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,E.textureGPU,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,E.textureGPU,0);let A=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;if(s._autoAllocateDepthBuffer===!0){let N=r.xrDepthRenderbuffer;t.bindRenderbuffer(t.RENDERBUFFER,N),t.framebufferRenderbuffer(t.FRAMEBUFFER,A,t.RENDERBUFFER,N)}else{let N=this.get(e.depthTexture);s.multiview?x.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,A,N.textureGPU,0,a,0,2):v?y.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,A,t.TEXTURE_2D,N.textureGPU,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,A,t.TEXTURE_2D,N.textureGPU,0)}}}if(a>0&&v===!1&&!s.multiview){if(m===void 0){let w=[];m=t.createFramebuffer(),n.bindFramebuffer(t.FRAMEBUFFER,m);let E=[],A=e.textures;for(let N=0;N<A.length;N++){E[N]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,E[N]),w.push(t.COLOR_ATTACHMENT0+N);let L=e.textures[N],V=this.get(L);t.renderbufferStorageMultisample(t.RENDERBUFFER,a,V.glInternalFormat,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+N,t.RENDERBUFFER,E[N])}if(t.bindRenderbuffer(t.RENDERBUFFER,null),r.msaaFrameBuffer=m,r.msaaRenderbuffers=E,c&&_===void 0){_=t.createRenderbuffer(),this.textureUtils.setupRenderBufferStorage(_,e,a),r.depthRenderbuffer=_;let N=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;w.push(N)}r.invalidationArray=w}i=r.msaaFrameBuffer}else i=M;n.drawBuffers(e,M)}n.bindFramebuffer(t.FRAMEBUFFER,i)}_getVaoKey(e){let t="";for(let n=0;n<e.length;n++){let i=this.get(e[n]);t+=":"+i.id}return t}_createVao(e){let{gl:t}=this,n=t.createVertexArray();t.bindVertexArray(n);for(let i=0;i<e.length;i++){let s=e[i],r=this.get(s);t.bindBuffer(t.ARRAY_BUFFER,r.bufferGPU),t.enableVertexAttribArray(i);let a,c;s.isInterleavedBufferAttribute===!0?(a=s.data.stride*r.bytesPerElement,c=s.offset*r.bytesPerElement):(a=0,c=0),r.isInteger?t.vertexAttribIPointer(i,s.itemSize,r.type,a,c):t.vertexAttribPointer(i,s.itemSize,r.type,s.normalized,a,c),s.isInstancedBufferAttribute&&!s.isInterleavedBufferAttribute?t.vertexAttribDivisor(i,s.meshPerAttribute):s.isInterleavedBufferAttribute&&s.data.isInstancedInterleavedBuffer&&t.vertexAttribDivisor(i,s.data.meshPerAttribute)}return t.bindBuffer(t.ARRAY_BUFFER,null),n}_getTransformFeedback(e){let t="";for(let s=0;s<e.length;s++)t+=":"+e[s].id;let n=this.transformFeedbackCache[t];if(n!==void 0)return n;let{gl:i}=this;n=i.createTransformFeedback(),i.bindTransformFeedback(i.TRANSFORM_FEEDBACK,n);for(let s=0;s<e.length;s++){let r=e[s];i.bindBufferBase(i.TRANSFORM_FEEDBACK_BUFFER,s,r.transformBuffer)}return i.bindTransformFeedback(i.TRANSFORM_FEEDBACK,null),this.transformFeedbackCache[t]=n,n}_setupBindings(e,t){let n=this.gl;for(let i of e)for(let s of i.bindings){let a=this.get(s).index;if(s.isUniformsGroup||s.isUniformBuffer){let c=n.getUniformBlockIndex(t,s.name);n.uniformBlockBinding(t,c,a)}else if(s.isSampledTexture){let c=n.getUniformLocation(t,s.name);n.uniform1i(c,a)}}}_bindUniforms(e){let{gl:t,state:n}=this;for(let i of e)for(let s of i.bindings){let r=this.get(s),a=r.index;s.isUniformsGroup||s.isUniformBuffer?n.bindBufferBase(t.UNIFORM_BUFFER,a,r.bufferGPU):s.isSampledTexture&&n.bindTexture(r.glTextureType,r.textureGPU,t.TEXTURE0+a)}}_resolveRenderTarget(e){let{gl:t,state:n}=this,i=e.renderTarget;if(e.textures!==null&&i){let s=this.get(i);if(i.samples>0&&this._useMultisampledExtension(i)===!1){let r=s.framebuffers[e.getCacheKey()],a=t.COLOR_BUFFER_BIT;i.resolveDepthBuffer&&(i.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),i.stencilBuffer&&i.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));let c=s.msaaFrameBuffer,l=s.msaaRenderbuffers,u=e.textures,h=u.length>1;if(n.bindFramebuffer(t.READ_FRAMEBUFFER,c),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,r),h)for(let d=0;d<u.length;d++)t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0+d,t.RENDERBUFFER,null),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+d,t.TEXTURE_2D,null,0);for(let d=0;d<u.length;d++){if(h){let{textureGPU:f}=this.get(u[d]);t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,l[d]),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,f,0)}if(e.scissor){let{x:f,y:p,width:m,height:_}=e.scissorValue,y=e.height-_-p;t.blitFramebuffer(f,y,f+m,y+_,f,y,f+m,y+_,a,t.NEAREST)}else t.blitFramebuffer(0,0,e.width,e.height,0,0,e.width,e.height,a,t.NEAREST)}if(h)for(let d=0;d<u.length;d++){let{textureGPU:f}=this.get(u[d]);t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0+d,t.RENDERBUFFER,l[d]),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+d,t.TEXTURE_2D,f,0)}this._supportsInvalidateFramebuffer===!0&&t.invalidateFramebuffer(t.READ_FRAMEBUFFER,s.invalidationArray)}else if(i.resolveDepthBuffer===!1&&s.framebuffers){let r=s.framebuffers[e.getCacheKey()];n.bindFramebuffer(t.DRAW_FRAMEBUFFER,r),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,s.depthInvalidationArray)}}}_useMultisampledExtension(e){return e.multiview===!0?!0:e.samples>0&&this.extensions.has("WEBGL_multisampled_render_to_texture")===!0&&e._autoAllocateDepthBuffer!==!1}dispose(){let e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}},_u={PointList:"point-list",LineList:"line-list",LineStrip:"line-strip",TriangleList:"triangle-list",TriangleStrip:"triangle-strip"},Jt={Never:"never",Less:"less",Equal:"equal",LessEqual:"less-equal",Greater:"greater",NotEqual:"not-equal",GreaterEqual:"greater-equal",Always:"always"},bn={Store:"store"},Be={Load:"load",Clear:"clear"},qE={CCW:"ccw",CW:"cw"},$E={None:"none",Back:"back"},Uu={Uint16:"uint16",Uint32:"uint32"},C={R8Unorm:"r8unorm",R8Snorm:"r8snorm",R8Uint:"r8uint",R8Sint:"r8sint",R16Uint:"r16uint",R16Sint:"r16sint",R16Float:"r16float",RG8Unorm:"rg8unorm",RG8Snorm:"rg8snorm",RG8Uint:"rg8uint",RG8Sint:"rg8sint",R32Uint:"r32uint",R32Sint:"r32sint",R32Float:"r32float",RG16Uint:"rg16uint",RG16Sint:"rg16sint",RG16Float:"rg16float",RGBA8Unorm:"rgba8unorm",RGBA8UnormSRGB:"rgba8unorm-srgb",RGBA8Snorm:"rgba8snorm",RGBA8Uint:"rgba8uint",RGBA8Sint:"rgba8sint",BGRA8Unorm:"bgra8unorm",BGRA8UnormSRGB:"bgra8unorm-srgb",RGB9E5UFloat:"rgb9e5ufloat",RGB10A2Unorm:"rgb10a2unorm",RG11B10UFloat:"rg11b10ufloat",RG32Uint:"rg32uint",RG32Sint:"rg32sint",RG32Float:"rg32float",RGBA16Uint:"rgba16uint",RGBA16Sint:"rgba16sint",RGBA16Float:"rgba16float",RGBA32Uint:"rgba32uint",RGBA32Sint:"rgba32sint",RGBA32Float:"rgba32float",Depth16Unorm:"depth16unorm",Depth24Plus:"depth24plus",Depth24PlusStencil8:"depth24plus-stencil8",Depth32Float:"depth32float",Depth32FloatStencil8:"depth32float-stencil8",BC1RGBAUnorm:"bc1-rgba-unorm",BC1RGBAUnormSRGB:"bc1-rgba-unorm-srgb",BC2RGBAUnorm:"bc2-rgba-unorm",BC2RGBAUnormSRGB:"bc2-rgba-unorm-srgb",BC3RGBAUnorm:"bc3-rgba-unorm",BC3RGBAUnormSRGB:"bc3-rgba-unorm-srgb",BC4RUnorm:"bc4-r-unorm",BC4RSnorm:"bc4-r-snorm",BC5RGUnorm:"bc5-rg-unorm",BC5RGSnorm:"bc5-rg-snorm",BC6HRGBUFloat:"bc6h-rgb-ufloat",BC6HRGBFloat:"bc6h-rgb-float",BC7RGBAUnorm:"bc7-rgba-unorm",BC7RGBAUnormSRGB:"bc7-rgba-unorm-srgb",ETC2RGB8Unorm:"etc2-rgb8unorm",ETC2RGB8UnormSRGB:"etc2-rgb8unorm-srgb",ETC2RGB8A1Unorm:"etc2-rgb8a1unorm",ETC2RGB8A1UnormSRGB:"etc2-rgb8a1unorm-srgb",ETC2RGBA8Unorm:"etc2-rgba8unorm",ETC2RGBA8UnormSRGB:"etc2-rgba8unorm-srgb",EACR11Unorm:"eac-r11unorm",EACR11Snorm:"eac-r11snorm",EACRG11Unorm:"eac-rg11unorm",EACRG11Snorm:"eac-rg11snorm",ASTC4x4Unorm:"astc-4x4-unorm",ASTC4x4UnormSRGB:"astc-4x4-unorm-srgb",ASTC5x4Unorm:"astc-5x4-unorm",ASTC5x4UnormSRGB:"astc-5x4-unorm-srgb",ASTC5x5Unorm:"astc-5x5-unorm",ASTC5x5UnormSRGB:"astc-5x5-unorm-srgb",ASTC6x5Unorm:"astc-6x5-unorm",ASTC6x5UnormSRGB:"astc-6x5-unorm-srgb",ASTC6x6Unorm:"astc-6x6-unorm",ASTC6x6UnormSRGB:"astc-6x6-unorm-srgb",ASTC8x5Unorm:"astc-8x5-unorm",ASTC8x5UnormSRGB:"astc-8x5-unorm-srgb",ASTC8x6Unorm:"astc-8x6-unorm",ASTC8x6UnormSRGB:"astc-8x6-unorm-srgb",ASTC8x8Unorm:"astc-8x8-unorm",ASTC8x8UnormSRGB:"astc-8x8-unorm-srgb",ASTC10x5Unorm:"astc-10x5-unorm",ASTC10x5UnormSRGB:"astc-10x5-unorm-srgb",ASTC10x6Unorm:"astc-10x6-unorm",ASTC10x6UnormSRGB:"astc-10x6-unorm-srgb",ASTC10x8Unorm:"astc-10x8-unorm",ASTC10x8UnormSRGB:"astc-10x8-unorm-srgb",ASTC10x10Unorm:"astc-10x10-unorm",ASTC10x10UnormSRGB:"astc-10x10-unorm-srgb",ASTC12x10Unorm:"astc-12x10-unorm",ASTC12x10UnormSRGB:"astc-12x10-unorm-srgb",ASTC12x12Unorm:"astc-12x12-unorm",ASTC12x12UnormSRGB:"astc-12x12-unorm-srgb"},Yv={ClampToEdge:"clamp-to-edge",Repeat:"repeat",MirrorRepeat:"mirror-repeat"},gc={Linear:"linear",Nearest:"nearest"},Re={Zero:"zero",One:"one",Src:"src",OneMinusSrc:"one-minus-src",SrcAlpha:"src-alpha",OneMinusSrcAlpha:"one-minus-src-alpha",Dst:"dst",OneMinusDst:"one-minus-dst",DstAlpha:"dst-alpha",OneMinusDstAlpha:"one-minus-dst-alpha",SrcAlphaSaturated:"src-alpha-saturated",Constant:"constant",OneMinusConstant:"one-minus-constant"},dc={Add:"add",Subtract:"subtract",ReverseSubtract:"reverse-subtract",Min:"min",Max:"max"},YE={None:0,All:15},Zr={Keep:"keep",Zero:"zero",Replace:"replace",Invert:"invert",IncrementClamp:"increment-clamp",DecrementClamp:"decrement-clamp",IncrementWrap:"increment-wrap",DecrementWrap:"decrement-wrap"},Kv={Storage:"storage",ReadOnlyStorage:"read-only-storage"},jv={WriteOnly:"write-only",ReadOnly:"read-only",ReadWrite:"read-write"},KE={NonFiltering:"non-filtering",Comparison:"comparison"},fc={Float:"float",UnfilterableFloat:"unfilterable-float",Depth:"depth",SInt:"sint",UInt:"uint"},jE={TwoD:"2d",ThreeD:"3d"},Pt={TwoD:"2d",TwoDArray:"2d-array",Cube:"cube",ThreeD:"3d"},PO={All:"all"},Qm={Vertex:"vertex",Instance:"instance"},GT={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},kT=class extends ly{constructor(e,t,n){super(e,t?t.value:null),this.textureNode=t,this.groupNode=n}update(){this.texture=this.textureNode.value}},zT=class extends ry{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}},IO=0,HT=class extends zT{constructor(e,t){super("StorageBuffer_"+IO++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:qt.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}},WT=class extends xs{constructor(e){super(),this.device=e;let t=`
struct VarysStruct {
	@builtin( position ) Position: vec4<f32>,
	@location( 0 ) vTex : vec2<f32>
};

@vertex
fn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {

	var Varys : VarysStruct;

	var pos = array< vec2<f32>, 4 >(
		vec2<f32>( -1.0,  1.0 ),
		vec2<f32>(  1.0,  1.0 ),
		vec2<f32>( -1.0, -1.0 ),
		vec2<f32>(  1.0, -1.0 )
	);

	var tex = array< vec2<f32>, 4 >(
		vec2<f32>( 0.0, 0.0 ),
		vec2<f32>( 1.0, 0.0 ),
		vec2<f32>( 0.0, 1.0 ),
		vec2<f32>( 1.0, 1.0 )
	);

	Varys.vTex = tex[ vertexIndex ];
	Varys.Position = vec4<f32>( pos[ vertexIndex ], 0.0, 1.0 );

	return Varys;

}
`,n=`
@group( 0 ) @binding( 0 )
var imgSampler : sampler;

@group( 0 ) @binding( 1 )
var img : texture_2d<f32>;

@fragment
fn main( @location( 0 ) vTex : vec2<f32> ) -> @location( 0 ) vec4<f32> {

	return textureSample( img, imgSampler, vTex );

}
`,i=`
@group( 0 ) @binding( 0 )
var imgSampler : sampler;

@group( 0 ) @binding( 1 )
var img : texture_2d<f32>;

@fragment
fn main( @location( 0 ) vTex : vec2<f32> ) -> @location( 0 ) vec4<f32> {

	return textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );

}
`;this.mipmapSampler=e.createSampler({minFilter:gc.Linear}),this.flipYSampler=e.createSampler({minFilter:gc.Nearest}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:t}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:n}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:i})}getTransferPipeline(e){let t=this.transferPipelines[e];return t===void 0&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:_u.TriangleStrip,stripIndexFormat:Uu.Uint32},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return t===void 0&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:_u.TriangleStrip,stripIndexFormat:Uu.Uint32},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,n=0){let i=t.format,{width:s,height:r}=t.size,a=this.getTransferPipeline(i),c=this.getFlipYPipeline(i),l=this.device.createTexture({size:{width:s,height:r,depthOrArrayLayers:1},format:i,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),u=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Pt.TwoD,baseArrayLayer:n}),h=l.createView({baseMipLevel:0,mipLevelCount:1,dimension:Pt.TwoD,baseArrayLayer:0}),d=this.device.createCommandEncoder({}),f=(p,m,_)=>{let y=p.getBindGroupLayout(0),x=this.device.createBindGroup({layout:y,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:m}]}),v=d.beginRenderPass({colorAttachments:[{view:_,loadOp:Be.Clear,storeOp:bn.Store,clearValue:[0,0,0,0]}]});v.setPipeline(p),v.setBindGroup(0,x),v.draw(4,1,0,0),v.end()};f(a,u,h),f(c,h,u),this.device.queue.submit([d.finish()]),l.destroy()}generateMipmaps(e,t,n=0){let i=this.get(e);i.useCount===void 0&&(i.useCount=0,i.layers=[]);let s=i.layers[n]||this._mipmapCreateBundles(e,t,n),r=this.device.createCommandEncoder({});this._mipmapRunBundles(r,s),this.device.queue.submit([r.finish()]),i.useCount!==0&&(i.layers[n]=s),i.useCount++}_mipmapCreateBundles(e,t,n){let i=this.getTransferPipeline(t.format),s=i.getBindGroupLayout(0),r=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Pt.TwoD,baseArrayLayer:n}),a=[];for(let c=1;c<t.mipLevelCount;c++){let l=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.mipmapSampler},{binding:1,resource:r}]}),u=e.createView({baseMipLevel:c,mipLevelCount:1,dimension:Pt.TwoD,baseArrayLayer:n}),h={colorAttachments:[{view:u,loadOp:Be.Clear,storeOp:bn.Store,clearValue:[0,0,0,0]}]},d=this.device.createRenderBundleEncoder({colorFormats:[t.format]});d.setPipeline(i),d.setBindGroup(0,l),d.draw(4,1,0,0),a.push({renderBundles:[d.finish()],passDescriptor:h}),r=u}return a}_mipmapRunBundles(e,t){let n=t.length;for(let i=0;i<n;i++){let s=t[i],r=e.beginRenderPass(s.passDescriptor);r.executeBundles(s.renderBundles),r.end()}}},LO={[Td]:"never",[nu]:"less",[bd]:"equal",[Sd]:"less-equal",[Md]:"greater",[Ed]:"greater-equal",[wd]:"always",[Ad]:"not-equal"},DO=[0,1,3,2,4,5],XT=class{constructor(e){this.backend=e,this._passUtils=null,this.defaultTexture={},this.defaultCubeTexture={},this.defaultVideoFrame=null,this.colorBuffer=null,this.depthTexture=new cn,this.depthTexture.name="depthBuffer"}createSampler(e){let t=this.backend,n=t.device,i=t.get(e),s={addressModeU:this._convertAddressMode(e.wrapS),addressModeV:this._convertAddressMode(e.wrapT),addressModeW:this._convertAddressMode(e.wrapR),magFilter:this._convertFilterMode(e.magFilter),minFilter:this._convertFilterMode(e.minFilter),mipmapFilter:this._convertFilterMode(e.minFilter),maxAnisotropy:1};s.magFilter===gc.Linear&&s.minFilter===gc.Linear&&s.mipmapFilter===gc.Linear&&(s.maxAnisotropy=e.anisotropy),e.isDepthTexture&&e.compareFunction!==null&&(s.compare=LO[e.compareFunction]),i.sampler=n.createSampler(s)}createDefaultTexture(e){let t,n=qT(e);e.isCubeTexture?t=this._getDefaultCubeTextureGPU(n):t=this._getDefaultTextureGPU(n),this.backend.get(e).texture=t}createTexture(e,t={}){let n=this.backend,i=n.get(e);if(i.initialized)throw new Error("WebGPUTextureUtils: Texture already initialized.");if(e.isExternalTexture){i.texture=e.sourceTexture,i.initialized=!0;return}t.needsMipmaps===void 0&&(t.needsMipmaps=!1),t.levels===void 0&&(t.levels=1),t.depth===void 0&&(t.depth=1);let{width:s,height:r,depth:a,levels:c}=t;e.isFramebufferTexture&&(t.renderTarget?t.format=this.backend.utils.getCurrentColorFormat(t.renderTarget):t.format=this.backend.utils.getPreferredCanvasFormat());let l=this._getDimension(e),u=e.internalFormat||t.format||qT(e,n.device);i.format=u;let{samples:h,primarySamples:d,isMSAA:f}=n.utils.getTextureSampleData(e),p=GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.COPY_SRC;e.isStorageTexture===!0&&(p|=GPUTextureUsage.STORAGE_BINDING),e.isCompressedTexture!==!0&&e.isCompressedArrayTexture!==!0&&u!==C.RGB9E5UFloat&&(p|=GPUTextureUsage.RENDER_ATTACHMENT);let m={label:e.name,size:{width:s,height:r,depthOrArrayLayers:a},mipLevelCount:c,sampleCount:d,dimension:l,format:u,usage:p};if(u===void 0){console.warn("WebGPURenderer: Texture format not supported."),this.createDefaultTexture(e);return}if(e.isCubeTexture&&(m.textureBindingViewDimension=Pt.Cube),i.texture=n.device.createTexture(m),f){let _=Object.assign({},m);_.label=_.label+"-msaa",_.sampleCount=h,_.mipLevelCount=1,i.msaaTexture=n.device.createTexture(_)}i.initialized=!0,i.textureDescriptorGPU=m}destroyTexture(e){let t=this.backend,n=t.get(e);n.texture!==void 0&&n.texture.destroy(),n.msaaTexture!==void 0&&n.msaaTexture.destroy(),t.delete(e)}destroySampler(e){let n=this.backend.get(e);delete n.sampler}generateMipmaps(e){let t=this.backend.get(e);if(e.isCubeTexture)for(let n=0;n<6;n++)this._generateMipmaps(t.texture,t.textureDescriptorGPU,n);else{let n=e.image.depth||1;for(let i=0;i<n;i++)this._generateMipmaps(t.texture,t.textureDescriptorGPU,i)}}getColorBuffer(){this.colorBuffer&&this.colorBuffer.destroy();let e=this.backend,{width:t,height:n}=e.getDrawingBufferSize();return this.colorBuffer=e.device.createTexture({label:"colorBuffer",size:{width:t,height:n,depthOrArrayLayers:1},sampleCount:e.utils.getSampleCount(e.renderer.samples),format:e.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC}),this.colorBuffer}getDepthBuffer(e=!0,t=!1){let n=this.backend,{width:i,height:s}=n.getDrawingBufferSize(),r=this.depthTexture,a=n.get(r).texture,c,l;if(t?(c=pi,l=zi):e&&(c=Hn,l=Je),a!==void 0){if(r.image.width===i&&r.image.height===s&&r.format===c&&r.type===l)return a;this.destroyTexture(r)}return r.name="depthBuffer",r.format=c,r.type=l,r.image.width=i,r.image.height=s,this.createTexture(r,{width:i,height:s}),n.get(r).texture}updateTexture(e,t){let n=this.backend.get(e),i=e.mipmaps,{textureDescriptorGPU:s}=n;if(!(e.isRenderTargetTexture||s===void 0)){if(e.isDataTexture)if(i.length>0)for(let r=0,a=i.length;r<a;r++){let c=i[r];this._copyBufferToTexture(c,n.texture,s,0,e.flipY,0,r)}else this._copyBufferToTexture(t.image,n.texture,s,0,e.flipY);else if(e.isArrayTexture||e.isDataArrayTexture||e.isData3DTexture)for(let r=0;r<t.image.depth;r++)this._copyBufferToTexture(t.image,n.texture,s,r,e.flipY,r);else if(e.isCompressedTexture||e.isCompressedArrayTexture)this._copyCompressedBufferToTexture(e.mipmaps,n.texture,s);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,n.texture,s);else if(i.length>0)for(let r=0,a=i.length;r<a;r++){let c=i[r];this._copyImageToTexture(c,n.texture,s,0,e.flipY,e.premultiplyAlpha,r)}else this._copyImageToTexture(t.image,n.texture,s,0,e.flipY,e.premultiplyAlpha);n.version=e.version}}async copyTextureToBuffer(e,t,n,i,s,r){let a=this.backend.device,c=this.backend.get(e),l=c.texture,u=c.textureDescriptorGPU.format,h=this._getBytesPerTexel(u),d=i*h;d=Math.ceil(d/256)*256;let f=a.createBuffer({size:(s-1)*d+i*h,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),p=a.createCommandEncoder();p.copyTextureToBuffer({texture:l,origin:{x:t,y:n,z:r}},{buffer:f,bytesPerRow:d},{width:i,height:s});let m=this._getTypedArrayType(u);a.queue.submit([p.finish()]),await f.mapAsync(GPUMapMode.READ);let _=f.getMappedRange();return new m(_)}_getDefaultTextureGPU(e){let t=this.defaultTexture[e];if(t===void 0){let n=new Ge;n.minFilter=We,n.magFilter=We,this.createTexture(n,{width:1,height:1,format:e}),this.defaultTexture[e]=t=n}return this.backend.get(t).texture}_getDefaultCubeTextureGPU(e){let t=this.defaultTexture[e];if(t===void 0){let n=new Pi;n.minFilter=We,n.magFilter=We,this.createTexture(n,{width:1,height:1,depth:6}),this.defaultCubeTexture[e]=t=n}return this.backend.get(t).texture}_copyCubeMapToTexture(e,t,n){let i=e.images,s=e.mipmaps;for(let r=0;r<6;r++){let a=i[r],c=e.flipY===!0?DO[r]:r;a.isDataTexture?this._copyBufferToTexture(a.image,t,n,c,e.flipY):this._copyImageToTexture(a,t,n,c,e.flipY,e.premultiplyAlpha);for(let l=0;l<s.length;l++){let h=s[l].images[r];h.isDataTexture?this._copyBufferToTexture(h.image,t,n,c,e.flipY,0,l+1):this._copyImageToTexture(h,t,n,c,e.flipY,e.premultiplyAlpha,l+1)}}}_copyImageToTexture(e,t,n,i,s,r,a=0){let c=this.backend.device,l=a>0?e.width:n.size.width,u=a>0?e.height:n.size.height;c.queue.copyExternalImageToTexture({source:e,flipY:s},{texture:t,mipLevel:a,origin:{x:0,y:0,z:i},premultipliedAlpha:r},{width:l,height:u,depthOrArrayLayers:1})}_getPassUtils(){let e=this._passUtils;return e===null&&(this._passUtils=e=new WT(this.backend.device)),e}_generateMipmaps(e,t,n=0){this._getPassUtils().generateMipmaps(e,t,n)}_flipY(e,t,n=0){this._getPassUtils().flipY(e,t,n)}_copyBufferToTexture(e,t,n,i,s,r=0,a=0){let c=this.backend.device,l=e.data,u=this._getBytesPerTexel(n.format),h=e.width*u;c.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:i}},l,{offset:e.width*e.height*u*r,bytesPerRow:h},{width:e.width,height:e.height,depthOrArrayLayers:1}),s===!0&&this._flipY(t,n,i)}_copyCompressedBufferToTexture(e,t,n){let i=this.backend.device,s=this._getBlockData(n.format),r=n.size.depthOrArrayLayers>1;for(let a=0;a<e.length;a++){let c=e[a],l=c.width,u=c.height,h=r?n.size.depthOrArrayLayers:1,d=Math.ceil(l/s.width)*s.byteLength,f=d*Math.ceil(u/s.height);for(let p=0;p<h;p++)i.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:p}},c.data,{offset:p*f,bytesPerRow:d,rowsPerImage:Math.ceil(u/s.height)},{width:Math.ceil(l/s.width)*s.width,height:Math.ceil(u/s.height)*s.height,depthOrArrayLayers:1})}}_getBlockData(e){if(e===C.BC1RGBAUnorm||e===C.BC1RGBAUnormSRGB)return{byteLength:8,width:4,height:4};if(e===C.BC2RGBAUnorm||e===C.BC2RGBAUnormSRGB)return{byteLength:16,width:4,height:4};if(e===C.BC3RGBAUnorm||e===C.BC3RGBAUnormSRGB)return{byteLength:16,width:4,height:4};if(e===C.BC4RUnorm||e===C.BC4RSnorm)return{byteLength:8,width:4,height:4};if(e===C.BC5RGUnorm||e===C.BC5RGSnorm)return{byteLength:16,width:4,height:4};if(e===C.BC6HRGBUFloat||e===C.BC6HRGBFloat)return{byteLength:16,width:4,height:4};if(e===C.BC7RGBAUnorm||e===C.BC7RGBAUnormSRGB)return{byteLength:16,width:4,height:4};if(e===C.ETC2RGB8Unorm||e===C.ETC2RGB8UnormSRGB)return{byteLength:8,width:4,height:4};if(e===C.ETC2RGB8A1Unorm||e===C.ETC2RGB8A1UnormSRGB)return{byteLength:8,width:4,height:4};if(e===C.ETC2RGBA8Unorm||e===C.ETC2RGBA8UnormSRGB)return{byteLength:16,width:4,height:4};if(e===C.EACR11Unorm)return{byteLength:8,width:4,height:4};if(e===C.EACR11Snorm)return{byteLength:8,width:4,height:4};if(e===C.EACRG11Unorm)return{byteLength:16,width:4,height:4};if(e===C.EACRG11Snorm)return{byteLength:16,width:4,height:4};if(e===C.ASTC4x4Unorm||e===C.ASTC4x4UnormSRGB)return{byteLength:16,width:4,height:4};if(e===C.ASTC5x4Unorm||e===C.ASTC5x4UnormSRGB)return{byteLength:16,width:5,height:4};if(e===C.ASTC5x5Unorm||e===C.ASTC5x5UnormSRGB)return{byteLength:16,width:5,height:5};if(e===C.ASTC6x5Unorm||e===C.ASTC6x5UnormSRGB)return{byteLength:16,width:6,height:5};if(e===C.ASTC6x6Unorm||e===C.ASTC6x6UnormSRGB)return{byteLength:16,width:6,height:6};if(e===C.ASTC8x5Unorm||e===C.ASTC8x5UnormSRGB)return{byteLength:16,width:8,height:5};if(e===C.ASTC8x6Unorm||e===C.ASTC8x6UnormSRGB)return{byteLength:16,width:8,height:6};if(e===C.ASTC8x8Unorm||e===C.ASTC8x8UnormSRGB)return{byteLength:16,width:8,height:8};if(e===C.ASTC10x5Unorm||e===C.ASTC10x5UnormSRGB)return{byteLength:16,width:10,height:5};if(e===C.ASTC10x6Unorm||e===C.ASTC10x6UnormSRGB)return{byteLength:16,width:10,height:6};if(e===C.ASTC10x8Unorm||e===C.ASTC10x8UnormSRGB)return{byteLength:16,width:10,height:8};if(e===C.ASTC10x10Unorm||e===C.ASTC10x10UnormSRGB)return{byteLength:16,width:10,height:10};if(e===C.ASTC12x10Unorm||e===C.ASTC12x10UnormSRGB)return{byteLength:16,width:12,height:10};if(e===C.ASTC12x12Unorm||e===C.ASTC12x12UnormSRGB)return{byteLength:16,width:12,height:12}}_convertAddressMode(e){let t=Yv.ClampToEdge;return e===Cn?t=Yv.Repeat:e===oi&&(t=Yv.MirrorRepeat),t}_convertFilterMode(e){let t=gc.Linear;return(e===We||e===Hr||e===ki)&&(t=gc.Nearest),t}_getBytesPerTexel(e){if(e===C.R8Unorm||e===C.R8Snorm||e===C.R8Uint||e===C.R8Sint)return 1;if(e===C.R16Uint||e===C.R16Sint||e===C.R16Float||e===C.RG8Unorm||e===C.RG8Snorm||e===C.RG8Uint||e===C.RG8Sint)return 2;if(e===C.R32Uint||e===C.R32Sint||e===C.R32Float||e===C.RG16Uint||e===C.RG16Sint||e===C.RG16Float||e===C.RGBA8Unorm||e===C.RGBA8UnormSRGB||e===C.RGBA8Snorm||e===C.RGBA8Uint||e===C.RGBA8Sint||e===C.BGRA8Unorm||e===C.BGRA8UnormSRGB||e===C.RGB9E5UFloat||e===C.RGB10A2Unorm||e===C.RG11B10UFloat||e===C.Depth32Float||e===C.Depth24Plus||e===C.Depth24PlusStencil8||e===C.Depth32FloatStencil8)return 4;if(e===C.RG32Uint||e===C.RG32Sint||e===C.RG32Float||e===C.RGBA16Uint||e===C.RGBA16Sint||e===C.RGBA16Float)return 8;if(e===C.RGBA32Uint||e===C.RGBA32Sint||e===C.RGBA32Float)return 16}_getTypedArrayType(e){if(e===C.R8Uint)return Uint8Array;if(e===C.R8Sint)return Int8Array;if(e===C.R8Unorm)return Uint8Array;if(e===C.R8Snorm)return Int8Array;if(e===C.RG8Uint)return Uint8Array;if(e===C.RG8Sint)return Int8Array;if(e===C.RG8Unorm)return Uint8Array;if(e===C.RG8Snorm)return Int8Array;if(e===C.RGBA8Uint)return Uint8Array;if(e===C.RGBA8Sint)return Int8Array;if(e===C.RGBA8Unorm||e===C.RGBA8UnormSRGB)return Uint8Array;if(e===C.RGBA8Snorm)return Int8Array;if(e===C.R16Uint)return Uint16Array;if(e===C.R16Sint)return Int16Array;if(e===C.RG16Uint)return Uint16Array;if(e===C.RG16Sint)return Int16Array;if(e===C.RGBA16Uint)return Uint16Array;if(e===C.RGBA16Sint)return Int16Array;if(e===C.R16Float||e===C.RG16Float||e===C.RGBA16Float)return Uint16Array;if(e===C.R32Uint)return Uint32Array;if(e===C.R32Sint)return Int32Array;if(e===C.R32Float)return Float32Array;if(e===C.RG32Uint)return Uint32Array;if(e===C.RG32Sint)return Int32Array;if(e===C.RG32Float)return Float32Array;if(e===C.RGBA32Uint)return Uint32Array;if(e===C.RGBA32Sint)return Int32Array;if(e===C.RGBA32Float)return Float32Array;if(e===C.BGRA8Unorm||e===C.BGRA8UnormSRGB)return Uint8Array;if(e===C.RGB10A2Unorm||e===C.RGB9E5UFloat||e===C.RG11B10UFloat)return Uint32Array;if(e===C.Depth32Float)return Float32Array;if(e===C.Depth24Plus||e===C.Depth24PlusStencil8)return Uint32Array;if(e===C.Depth32FloatStencil8)return Float32Array}_getDimension(e){let t;return e.is3DTexture||e.isData3DTexture?t=jE.ThreeD:t=jE.TwoD,t}};function qT(o,e=null){let t=o.format,n=o.type,i=o.colorSpace,s=xe.getTransfer(i),r;if(o.isCompressedTexture===!0||o.isCompressedArrayTexture===!0)switch(t){case qr:case $r:r=s===he?C.BC1RGBAUnormSRGB:C.BC1RGBAUnorm;break;case Yr:r=s===he?C.BC2RGBAUnormSRGB:C.BC2RGBAUnorm;break;case Kr:r=s===he?C.BC3RGBAUnormSRGB:C.BC3RGBAUnorm;break;case nc:r=C.BC4RUnorm;break;case ic:r=C.BC4RSnorm;break;case sc:r=C.BC5RGUnorm;break;case rc:r=C.BC5RGSnorm;break;case tc:r=s===he?C.BC7RGBAUnormSRGB:C.BC7RGBAUnorm;break;case Va:case Oa:r=s===he?C.ETC2RGB8UnormSRGB:C.ETC2RGB8Unorm;break;case Ga:r=s===he?C.ETC2RGBA8UnormSRGB:C.ETC2RGBA8Unorm;break;case ka:r=s===he?C.ASTC4x4UnormSRGB:C.ASTC4x4Unorm;break;case za:r=s===he?C.ASTC5x4UnormSRGB:C.ASTC5x4Unorm;break;case Ha:r=s===he?C.ASTC5x5UnormSRGB:C.ASTC5x5Unorm;break;case Wa:r=s===he?C.ASTC6x5UnormSRGB:C.ASTC6x5Unorm;break;case Xa:r=s===he?C.ASTC6x6UnormSRGB:C.ASTC6x6Unorm;break;case qa:r=s===he?C.ASTC8x5UnormSRGB:C.ASTC8x5Unorm;break;case $a:r=s===he?C.ASTC8x6UnormSRGB:C.ASTC8x6Unorm;break;case Ya:r=s===he?C.ASTC8x8UnormSRGB:C.ASTC8x8Unorm;break;case Ka:r=s===he?C.ASTC10x5UnormSRGB:C.ASTC10x5Unorm;break;case ja:r=s===he?C.ASTC10x6UnormSRGB:C.ASTC10x6Unorm;break;case Za:r=s===he?C.ASTC10x8UnormSRGB:C.ASTC10x8Unorm;break;case Ja:r=s===he?C.ASTC10x10UnormSRGB:C.ASTC10x10Unorm;break;case Qa:r=s===he?C.ASTC12x10UnormSRGB:C.ASTC12x10Unorm;break;case ec:r=s===he?C.ASTC12x12UnormSRGB:C.ASTC12x12Unorm;break;case Ft:r=s===he?C.RGBA8UnormSRGB:C.RGBA8Unorm;break;default:console.error("WebGPURenderer: Unsupported texture format.",t)}else switch(t){case Ft:switch(n){case Js:r=C.RGBA8Snorm;break;case Qs:r=C.RGBA16Sint;break;case os:r=C.RGBA16Uint;break;case Je:r=C.RGBA32Uint;break;case Vt:r=C.RGBA32Sint;break;case Ot:r=s===he?C.RGBA8UnormSRGB:C.RGBA8Unorm;break;case ft:r=C.RGBA16Float;break;case nt:r=C.RGBA32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RGBAFormat.",n)}break;case Fa:switch(n){case Kl:r=C.RGB9E5UFloat;break;case jl:r=C.RG11B10UFloat;break;default:console.error("WebGPURenderer: Unsupported texture type with RGBFormat.",n)}break;case Wr:switch(n){case Js:r=C.R8Snorm;break;case Qs:r=C.R16Sint;break;case os:r=C.R16Uint;break;case Je:r=C.R32Uint;break;case Vt:r=C.R32Sint;break;case Ot:r=C.R8Unorm;break;case ft:r=C.R16Float;break;case nt:r=C.R32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RedFormat.",n)}break;case Hi:switch(n){case Js:r=C.RG8Snorm;break;case Qs:r=C.RG16Sint;break;case os:r=C.RG16Uint;break;case Je:r=C.RG32Uint;break;case Vt:r=C.RG32Sint;break;case Ot:r=C.RG8Unorm;break;case ft:r=C.RG16Float;break;case nt:r=C.RG32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RGFormat.",n)}break;case Hn:switch(n){case os:r=C.Depth16Unorm;break;case Je:r=C.Depth24Plus;break;case nt:r=C.Depth32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with DepthFormat.",n)}break;case pi:switch(n){case zi:r=C.Depth24PlusStencil8;break;case nt:e&&e.features.has(GT.Depth32FloatStencil8)===!1&&console.error('WebGPURenderer: Depth textures with DepthStencilFormat + FloatType can only be used with the "depth32float-stencil8" GPU feature.'),r=C.Depth32FloatStencil8;break;default:console.error("WebGPURenderer: Unsupported texture type with DepthStencilFormat.",n)}break;case Xr:switch(n){case Vt:r=C.R32Sint;break;case Je:r=C.R32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RedIntegerFormat.",n)}break;case Ua:switch(n){case Vt:r=C.RG32Sint;break;case Je:r=C.RG32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RGIntegerFormat.",n)}break;case Ba:switch(n){case Vt:r=C.RGBA32Sint;break;case Je:r=C.RGBA32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RGBAIntegerFormat.",n)}break;default:console.error("WebGPURenderer: Unsupported texture format.",t)}return r}var FO=/^[fn]*\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)\s*[\-\>]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,UO=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/ig,ZE={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2<f32>":"vec2","vec2<i32>":"ivec2","vec2<u32>":"uvec2","vec2<bool>":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3<f32>":"vec3","vec3<i32>":"ivec3","vec3<u32>":"uvec3","vec3<bool>":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4<f32>":"vec4","vec4<i32>":"ivec4","vec4<u32>":"uvec4","vec4<bool>":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2<f32>":"mat2",mat2x2f:"mat2","mat3x3<f32>":"mat3",mat3x3f:"mat3","mat4x4<f32>":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"},BO=o=>{o=o.trim();let e=o.match(FO);if(e!==null&&e.length===4){let t=e[2],n=[],i=null;for(;(i=UO.exec(t))!==null;)n.push({name:i[1],type:i[2]});let s=[];for(let u=0;u<n.length;u++){let{name:h,type:d}=n[u],f=d;f.startsWith("ptr")?f="pointer":(f.startsWith("texture")&&(f=d.split("<")[0]),f=ZE[f]),s.push(new Lu(f,h))}let r=o.substring(e[0].length),a=e[3]||"void",c=e[1]!==void 0?e[1]:"";return{type:ZE[a]||a,inputs:s,name:c,inputsCode:t,blockCode:r,outputType:a}}else throw new Error("FunctionNode: Function is not a WGSL code.")},$T=class extends Of{constructor(e){let{type:t,inputs:n,name:i,inputsCode:s,blockCode:r,outputType:a}=BO(e);super(t,n,i),this.inputsCode=s,this.blockCode=r,this.outputType=a}getCode(e=this.name){let t=this.outputType!=="void"?"-> "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}},YT=class extends Q_{parseFunction(e){return new $T(e)}},hu=typeof self!="undefined"?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},OO={[qt.READ_ONLY]:"read",[qt.WRITE_ONLY]:"write",[qt.READ_WRITE]:"read_write"},JE={[Cn]:"repeat",[Dt]:"clamp",[oi]:"mirror"},eg={vertex:hu?hu.VERTEX:1,fragment:hu?hu.FRAGMENT:2,compute:hu?hu.COMPUTE:4},QE={instance:!0,swizzleAssign:!1,storageBuffer:!0},VO={"^^":"tsl_xor"},GO={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3<f32>",vec2:"vec2<f32>",ivec2:"vec2<i32>",uvec2:"vec2<u32>",bvec2:"vec2<bool>",vec3:"vec3<f32>",ivec3:"vec3<i32>",uvec3:"vec3<u32>",bvec3:"vec3<bool>",vec4:"vec4<f32>",ivec4:"vec4<i32>",uvec4:"vec4<u32>",bvec4:"vec4<bool>",mat2:"mat2x2<f32>",mat3:"mat3x3<f32>",mat4:"mat4x4<f32>"},ew={},Hd={tsl_xor:new Gt("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Gt("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Gt("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Gt("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Gt("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Gt("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Gt("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2<bool> { return vec2<bool>( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Gt("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3<bool> { return vec3<bool>( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new Gt("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4<bool> { return vec4<bool>( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new Gt("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Gt("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new Gt("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Gt(`
fn tsl_biquadraticTexture( map : texture_2d<f32>, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {

	let res = vec2f( iRes );

	let uvScaled = coord * res;
	let uvWrapping = ( ( uvScaled % res ) + res ) % res;

	// https://www.shadertoy.com/view/WtyXRy

	let uv = uvWrapping - 0.5;
	let iuv = floor( uv );
	let f = fract( uv );

	let rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );
	let rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );
	let rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );
	let rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );

	return mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );

}
`)},kO={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast<f32>"},r1="";(typeof navigator!="undefined"&&/Firefox|Deno/g.test(navigator.userAgent))!==!0&&(r1+=`diagnostic( off, derivative_uniformity );
`);var KT=class extends Uf{constructor(e,t){super(e,t,new YT),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,n,i,s,r=this.shaderStage){return r==="fragment"?i?s?`textureSample( ${t}, ${t}_sampler, ${n}, ${i}, ${s} )`:`textureSample( ${t}, ${t}_sampler, ${n}, ${i} )`:s?`textureSample( ${t}, ${t}_sampler, ${n}, ${s} )`:`textureSample( ${t}, ${t}_sampler, ${n} )`:this.generateTextureSampleLevel(e,t,n,"0",i)}generateTextureSampleLevel(e,t,n,i,s,r){return this.isUnfilterable(e)===!1?r?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,n,r,i):this.generateTextureLod(e,t,n,s,r,i)}generateWrapFunction(e){let t=`tsl_coord_${JE[e.wrapS]}S_${JE[e.wrapT]}_${e.isData3DTexture?"3d":"2d"}T`,n=ew[t];if(n===void 0){let i=[],s=e.isData3DTexture?"vec3f":"vec2f",r=`fn ${t}( coord : ${s} ) -> ${s} {

	return ${s}(
`,a=(c,l)=>{c===Cn?(i.push(Hd.repeatWrapping_float),r+=`		tsl_repeatWrapping_float( coord.${l} )`):c===Dt?(i.push(Hd.clampWrapping_float),r+=`		tsl_clampWrapping_float( coord.${l} )`):c===oi?(i.push(Hd.mirrorWrapping_float),r+=`		tsl_mirrorWrapping_float( coord.${l} )`):(r+=`		coord.${l}`,console.warn(`WebGPURenderer: Unsupported texture wrap type "${c}" for vertex shader.`))};a(e.wrapS,"x"),r+=`,
`,a(e.wrapT,"y"),e.isData3DTexture&&(r+=`,
`,a(e.wrapR,"z")),r+=`
	);

}
`,ew[t]=n=new Gt(r,i)}return n.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,n){let i=this.getDataFromNode(e,this.shaderStage,this.globalCache);i.dimensionsSnippet===void 0&&(i.dimensionsSnippet={});let s=i.dimensionsSnippet[n];if(i.dimensionsSnippet[n]===void 0){let r,a,{primarySamples:c}=this.renderer.backend.utils.getTextureSampleData(e),l=c>1;e.isData3DTexture?a="vec3<u32>":a="vec2<u32>",l||e.isStorageTexture?r=t:r=`${t}${n?`, u32( ${n} )`:""}`,s=new Ac(new Ec(`textureDimensions( ${r} )`,a)),i.dimensionsSnippet[n]=s,(e.isArrayTexture||e.isDataArrayTexture||e.isData3DTexture)&&(i.arrayLayerCount=new Ac(new Ec(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(i.cubeFaceCount=new Ac(new Ec("6u","u32")))}return s.build(this)}generateFilteredTexture(e,t,n,i,s="0u"){this._include("biquadraticTexture");let r=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,s);return i&&(n=`${n} + vec2<f32>(${i}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${r}( ${n} ), ${a}, u32( ${s} ) )`}generateTextureLod(e,t,n,i,s,r="0u"){let a=this.generateWrapFunction(e),c=this.generateTextureDimension(e,t,r),l=e.isData3DTexture?"vec3":"vec2";s&&(n=`${n} + ${l}<f32>(${s}) / ${l}<f32>( ${c} )`);let u=`${l}<u32>( ${a}( ${n} ) * ${l}<f32>( ${c} ) )`;return this.generateTextureLoad(e,t,u,i,null,r)}generateTextureLoad(e,t,n,i,s,r="0u"){let a;return s&&(n=`${n} + ${s}`),i?a=`textureLoad( ${t}, ${n}, ${i}, u32( ${r} ) )`:(a=`textureLoad( ${t}, ${n}, u32( ${r} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,n,i,s){let r;return i?r=`textureStore( ${t}, ${n}, ${i}, ${s} )`:r=`textureStore( ${t}, ${n}, ${s} )`,r}isSampleCompare(e){return e.isDepthTexture===!0&&e.compareFunction!==null}isUnfilterable(e){return this.getComponentTypeFromTexture(e)!=="float"||!this.isAvailable("float32Filterable")&&e.isDataTexture===!0&&e.type===nt||this.isSampleCompare(e)===!1&&e.minFilter===We&&e.magFilter===We||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,n,i,s,r=this.shaderStage){let a=null;return this.isUnfilterable(e)?a=this.generateTextureLod(e,t,n,i,s,"0",r):a=this._generateTextureSample(e,t,n,i,s,r),a}generateTextureGrad(e,t,n,i,s,r,a=this.shaderStage){if(a==="fragment")return r?`textureSampleGrad( ${t}, ${t}_sampler, ${n},  ${i[0]}, ${i[1]}, ${r} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${n},  ${i[0]}, ${i[1]} )`;console.error(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,n,i,s,r,a=this.shaderStage){if(a==="fragment")return e.isDepthTexture===!0&&e.isArrayTexture===!0?r?`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${s}, ${i}, ${r} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${s}, ${i} )`:r?`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${i} )`;console.error(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,n,i,s,r){return this.isUnfilterable(e)===!1?r?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,n,r,i):this.generateTextureLod(e,t,n,s,r,i)}generateTextureBias(e,t,n,i,s,r,a=this.shaderStage){if(a==="fragment")return r?`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${i} )`;console.error(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(e.isNodeVarying===!0&&e.needsInterpolation===!0){if(t==="vertex")return`varyings.${e.name}`}else if(e.isNodeUniform===!0){let n=e.name,i=e.type;return i==="texture"||i==="cubeTexture"||i==="storageTexture"||i==="texture3D"?n:i==="buffer"||i==="storageBuffer"||i==="indirectStorageBuffer"?this.isCustomStruct(e)?n:n+".value":e.groupNode.name+"."+n}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){let t=VO[e];return t!==void 0?(this._include(t),t):null}getNodeAccess(e,t){return t!=="compute"?e.isAtomic===!0?(console.warn("WebGPURenderer: Atomic operations are only supported in compute shaders."),qt.READ_WRITE):qt.READ_ONLY:e.access}getStorageAccess(e,t){return OO[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,n,i=null){let s=super.getUniformFromNode(e,t,n,i),r=this.getDataFromNode(e,n,this.globalCache);if(r.uniformGPU===void 0){let a,c=e.groupNode,l=c.name,u=this.getBindGroupArray(l,n);if(t==="texture"||t==="cubeTexture"||t==="storageTexture"||t==="texture3D"){let h=null,d=this.getNodeAccess(e,n);if(t==="texture"||t==="storageTexture"?e.value.is3DTexture===!0?h=new Vf(s.name,s.node,c,d):h=new Fu(s.name,s.node,c,d):t==="cubeTexture"?h=new uy(s.name,s.node,c,d):t==="texture3D"&&(h=new Vf(s.name,s.node,c,d)),h.store=e.isStorageTextureNode===!0,h.setVisibility(eg[n]),this.isUnfilterable(e.value)===!1&&h.store===!1){let f=new kT(`${s.name}_sampler`,s.node,c);f.setVisibility(eg[n]),u.push(f,h),a=[f,h]}else u.push(h),a=[h]}else if(t==="buffer"||t==="storageBuffer"||t==="indirectStorageBuffer"){let h=t==="buffer"?ay:HT,d=new h(e,c);d.setVisibility(eg[n]),u.push(d),a=d,s.name=i||"NodeBuffer_"+s.id}else{let h=this.uniformGroups[n]||(this.uniformGroups[n]={}),d=h[l];d===void 0&&(d=new cy(l,c),d.setVisibility(eg[n]),h[l]=d,u.push(d)),a=this.getNodeUniform(s,t),d.addUniform(a)}r.uniformGPU=a}return s}getBuiltin(e,t,n,i=this.shaderStage){let s=this.builtins[i]||(this.builtins[i]=new Map);return s.has(e)===!1&&s.set(e,{name:e,property:t,type:n}),t}hasBuiltin(e,t=this.shaderStage){return this.builtins[t]!==void 0&&this.builtins[t].has(e)}getVertexIndex(){return this.shaderStage==="vertex"?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){let t=e.layout,n=this.flowShaderNode(e),i=[];for(let r of t.inputs)i.push(r.name+" : "+this.getType(r.type));let s=`fn ${t.name}( ${i.join(", ")} ) -> ${this.getType(t.type)} {
${n.vars}
${n.code}
`;return n.result&&(s+=`	return ${n.result};
`),s+=`
}
`,s}getInstanceIndex(){return this.shaderStage==="vertex"?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4<f32>")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){let t=[],n=this.directives[e];if(n!==void 0)for(let i of n)t.push(`enable ${i};`);return t.join(`
`)}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array<f32, ${e} >`,"vertex")}getBuiltins(e){let t=[],n=this.builtins[e];if(n!==void 0)for(let{name:i,property:s,type:r}of n.values())t.push(`@builtin( ${i} ) ${s} : ${r}`);return t.join(`,
	`)}getScopedArray(e,t,n,i){return this.scopedArrays.has(e)===!1&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:n,bufferCount:i}),e}getScopedArrays(e){if(e!=="compute")return;let t=[];for(let{name:n,scope:i,bufferType:s,bufferCount:r}of this.scopedArrays.values()){let a=this.getType(s);t.push(`var<${i}> ${n}: array< ${a}, ${r} >;`)}return t.join(`
`)}getAttributes(e){let t=[];if(e==="compute"&&(this.getBuiltin("global_invocation_id","globalId","vec3<u32>","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3<u32>","attribute"),this.getBuiltin("local_invocation_id","localId","vec3<u32>","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3<u32>","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),e==="vertex"||e==="compute"){let n=this.getBuiltins("attribute");n&&t.push(n);let i=this.getAttributesArray();for(let s=0,r=i.length;s<r;s++){let a=i[s],c=a.name,l=this.getType(a.type);t.push(`@location( ${s} ) ${c} : ${l}`)}}return t.join(`,
	`)}getStructMembers(e){let t=[];for(let n of e.members){let i=e.output?"@location( "+n.index+" ) ":"",s=this.getType(n.type);n.atomic&&(s="atomic< "+s+" >"),t.push(`	${i+n.name} : ${s}`)}return e.output&&t.push(`	${this.getBuiltins("output")}`),t.join(`,
`)}getStructs(e){let t="",n=this.structs[e];if(n.length>0){let i=[];for(let s of n){let r=`struct ${s.name} {
`;r+=this.getStructMembers(s),r+=`
};`,i.push(r)}t=`
`+i.join(`

`)+`
`}return t}getVar(e,t,n=null){let i=`var ${t} : `;return n!==null?i+=this.generateArrayDeclaration(e,n):i+=this.getType(e),i}getVars(e){let t=[],n=this.vars[e];if(n!==void 0)for(let i of n)t.push(`	${this.getVar(i.type,i.name,i.count)};`);return`
${t.join(`
`)}
`}getVaryings(e){let t=[];if(e==="vertex"&&this.getBuiltin("position","Vertex","vec4<f32>","vertex"),e==="vertex"||e==="fragment"){let s=this.varyings,r=this.vars[e];for(let a=0;a<s.length;a++){let c=s[a];if(c.needsInterpolation){let l=`@location( ${a} )`;if(c.interpolationType){let u=c.interpolationSampling!==null?`, ${c.interpolationSampling} )`:" )";l+=` @interpolate( ${c.interpolationType}${u}`}else/^(int|uint|ivec|uvec)/.test(c.type)&&(l+=` @interpolate( ${this.renderer.backend.compatibilityMode?"flat, either":"flat"} )`);t.push(`${l} ${c.name} : ${this.getType(c.type)}`)}else e==="vertex"&&r.includes(c)===!1&&r.push(c)}}let n=this.getBuiltins(e);n&&t.push(n);let i=t.join(`,
	`);return e==="vertex"?this._getWGSLStruct("VaryingsStruct","	"+i):i}isCustomStruct(e){let t=e.value,n=e.node,i=(t.isBufferAttribute||t.isInstancedBufferAttribute)&&n.structTypeNode!==null,s=n.value&&n.value.array&&typeof n.value.itemSize=="number"&&n.value.array.length>n.value.itemSize;return i&&!s}getUniforms(e){let t=this.uniforms[e],n=[],i=[],s=[],r={};for(let c of t){let l=c.groupNode.name,u=this.bindingsIndexes[l];if(c.type==="texture"||c.type==="cubeTexture"||c.type==="storageTexture"||c.type==="texture3D"){let h=c.node.value;this.isUnfilterable(h)===!1&&c.node.isStorageTextureNode!==!0&&(this.isSampleCompare(h)?n.push(`@binding( ${u.binding++} ) @group( ${u.group} ) var ${c.name}_sampler : sampler_comparison;`):n.push(`@binding( ${u.binding++} ) @group( ${u.group} ) var ${c.name}_sampler : sampler;`));let d,f="",{primarySamples:p}=this.renderer.backend.utils.getTextureSampleData(h);if(p>1&&(f="_multisampled"),h.isCubeTexture===!0)d="texture_cube<f32>";else if(h.isDepthTexture===!0)this.renderer.backend.compatibilityMode&&h.compareFunction===null?d=`texture${f}_2d<f32>`:d=`texture_depth${f}_2d${h.isArrayTexture===!0?"_array":""}`;else if(c.node.isStorageTextureNode===!0){let m=qT(h),_=this.getStorageAccess(c.node,e),y=c.node.value.is3DTexture,x=c.node.value.isArrayTexture;d=`texture_storage_${y?"3d":`2d${x?"_array":""}`}<${m}, ${_}>`}else if(h.isArrayTexture===!0||h.isDataArrayTexture===!0||h.isCompressedArrayTexture===!0)d="texture_2d_array<f32>";else if(h.is3DTexture===!0||h.isData3DTexture===!0)d="texture_3d<f32>";else{let m=this.getComponentTypeFromTexture(h).charAt(0);d=`texture${f}_2d<${m}32>`}n.push(`@binding( ${u.binding++} ) @group( ${u.group} ) var ${c.name} : ${d};`)}else if(c.type==="buffer"||c.type==="storageBuffer"||c.type==="indirectStorageBuffer"){let h=c.node,d=this.getType(h.getNodeType(this)),f=h.bufferCount,p=f>0&&c.type==="buffer"?", "+f:"",m=h.isStorageBufferNode?`storage, ${this.getStorageAccess(h,e)}`:"uniform";if(this.isCustomStruct(c))i.push(`@binding( ${u.binding++} ) @group( ${u.group} ) var<${m}> ${c.name} : ${d};`);else{let y=`	value : array< ${h.isAtomic?`atomic<${d}>`:`${d}`}${p} >`;i.push(this._getWGSLStructBinding(c.name,y,m,u.binding++,u.group))}}else{let h=this.getType(this.getVectorType(c.type)),d=c.groupNode.name;(r[d]||(r[d]={index:u.binding++,id:u.group,snippets:[]})).snippets.push(`	${c.name} : ${h}`)}}for(let c in r){let l=r[c];s.push(this._getWGSLStructBinding(c,l.snippets.join(`,
`),"uniform",l.index,l.id))}let a=n.join(`
`);return a+=i.join(`
`),a+=s.join(`
`),a}buildCode(){let e=this.material!==null?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(let t in e){this.shaderStage=t;let n=e[t];n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.structs=this.getStructs(t),n.vars=this.getVars(t),n.codes=this.getCodes(t),n.directives=this.getDirectives(t),n.scopedArrays=this.getScopedArrays(t);let i=`// code

`;i+=this.flowCode[t];let s=this.flowNodes[t],r=s[s.length-1],a=r.outputNode,c=a!==void 0&&a.isOutputStructNode===!0;for(let l of s){let u=this.getFlowData(l),h=l.name;if(h&&(i.length>0&&(i+=`
`),i+=`	// flow -> ${h}
`),i+=`${u.code}
	`,l===r&&t!=="compute"){if(i+=`// result

	`,t==="vertex")i+=`varyings.Vertex = ${u.result};`;else if(t==="fragment")if(c)n.returnType=a.getNodeType(this),n.structs+="var<private> output : "+n.returnType+";",i+=`return ${u.result};`;else{let d="	@location(0) color: vec4<f32>",f=this.getBuiltins("output");f&&(d+=`,
	`+f),n.returnType="OutputStruct",n.structs+=this._getWGSLStruct("OutputStruct",d),n.structs+=`
var<private> output : OutputStruct;`,i+=`output.color = ${u.result};

	return output;`}}}n.flow=i}if(this.shaderStage=null,this.material!==null)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{let t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let n;return t!==null&&(n=this._getWGSLMethod(e+"_"+t)),n===void 0&&(n=this._getWGSLMethod(e)),n||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getTernary(e,t,n){return`select( ${n}, ${t}, ${e} )`}getType(e){return GO[e]||e}isAvailable(e){let t=QE[e];return t===void 0&&(e==="float32Filterable"?t=this.renderer.hasFeature("float32-filterable"):e==="clipDistance"&&(t=this.renderer.hasFeature("clip-distances")),QE[e]=t),t}_getWGSLMethod(e){return Hd[e]!==void 0&&this._include(e),kO[e]}_include(e){let t=Hd[e];return t.build(this),this.currentFunctionNode!==null&&this.currentFunctionNode.includes.push(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}
// directives
${e.directives}

// structs
${e.structs}

// uniforms
${e.uniforms}

// varyings
${e.varyings}
var<private> varyings : VaryingsStruct;

// codes
${e.codes}

@vertex
fn main( ${e.attributes} ) -> VaryingsStruct {

	// vars
	${e.vars}

	// flow
	${e.flow}

	return varyings;

}
`}_getWGSLFragmentCode(e){return`${this.getSignature()}
// global
${r1}

// structs
${e.structs}

// uniforms
${e.uniforms}

// codes
${e.codes}

@fragment
fn main( ${e.varyings} ) -> ${e.returnType} {

	// vars
	${e.vars}

	// flow
	${e.flow}

}
`}_getWGSLComputeCode(e,t){let[n,i,s]=t;return`${this.getSignature()}
// directives
${e.directives}

// system
var<private> instanceIndex : u32;

// locals
${e.scopedArrays}

// structs
${e.structs}

// uniforms
${e.uniforms}

// codes
${e.codes}

@compute @workgroup_size( ${n}, ${i}, ${s} )
fn main( ${e.attributes} ) {

	// system
	instanceIndex = globalId.x
		+ globalId.y * ( ${n} * numWorkgroups.x )
		+ globalId.z * ( ${n} * numWorkgroups.x ) * ( ${i} * numWorkgroups.y );

	// vars
	${e.vars}

	// flow
	${e.flow}

}
`}_getWGSLStruct(e,t){return`
struct ${e} {
${t}
};`}_getWGSLStructBinding(e,t,n,i=0,s=0){let r=e+"Struct";return`${this._getWGSLStruct(r,t)}
@binding( ${i} ) @group( ${s} )
var<${n}> ${e} : ${r};`}},jT=class{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depthTexture!==null?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=C.Depth24PlusStencil8:e.depth&&(t=C.Depth24Plus),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){let s=this.backend.renderer,r=s.getRenderTarget();t=r?r.samples:s.samples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;let n=t>1&&e.renderTarget!==null&&e.isDepthTexture!==!0&&e.isFramebufferTexture!==!0;return{samples:t,primarySamples:n?1:t,isMSAA:n}}getCurrentColorFormat(e){let t;return e.textures!==null?t=this.getTextureFormatGPU(e.textures[0]):t=this.getPreferredCanvasFormat(),t}getCurrentColorSpace(e){return e.textures!==null?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){if(e.isPoints)return _u.PointList;if(e.isLineSegments||e.isMesh&&t.wireframe===!0)return _u.LineList;if(e.isLine)return _u.LineStrip;if(e.isMesh)return _u.TriangleList}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return e.textures!==null?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.samples)}getPreferredCanvasFormat(){let e=this.backend.parameters.outputType;if(e===void 0)return navigator.gpu.getPreferredCanvasFormat();if(e===Ot)return C.BGRA8Unorm;if(e===ft)return C.RGBA16Float;throw new Error("Unsupported outputType")}},o1=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);typeof Float16Array!="undefined"&&o1.set(Float16Array,["float16"]);var zO=new Map([[Vo,["float16"]]]),HO=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]),ZT=class{constructor(e){this.backend=e}createAttribute(e,t){let n=this._getBufferAttribute(e),i=this.backend,s=i.get(n),r=s.buffer;if(r===void 0){let a=i.device,c=n.array;if(e.normalized===!1){if(c.constructor===Int16Array||c.constructor===Int8Array)c=new Int32Array(c);else if((c.constructor===Uint16Array||c.constructor===Uint8Array)&&(c=new Uint32Array(c),t&GPUBufferUsage.INDEX))for(let h=0;h<c.length;h++)c[h]===65535&&(c[h]=4294967295)}if(n.array=c,(n.isStorageBufferAttribute||n.isStorageInstancedBufferAttribute)&&n.itemSize===3){c=new c.constructor(n.count*4);for(let h=0;h<n.count;h++)c.set(n.array.subarray(h*3,h*3+3),h*4);n.itemSize=4,n.array=c,s._force3to4BytesAlignment=!0}let l=c.byteLength,u=l+(4-l%4)%4;r=a.createBuffer({label:n.name,size:u,usage:t,mappedAtCreation:!0}),new c.constructor(r.getMappedRange()).set(c),r.unmap(),s.buffer=r}}updateAttribute(e){let t=this._getBufferAttribute(e),n=this.backend,i=n.device,s=n.get(t),r=n.get(t).buffer,a=t.array;if(s._force3to4BytesAlignment===!0){a=new a.constructor(t.count*4);for(let u=0;u<t.count;u++)a.set(t.array.subarray(u*3,u*3+3),u*4);t.array=a}let c=this._isTypedArray(a),l=t.updateRanges;if(l.length===0)i.queue.writeBuffer(r,0,a,0);else{let u=c?1:a.BYTES_PER_ELEMENT;for(let h=0,d=l.length;h<d;h++){let f=l[h],p,m;if(s._force3to4BytesAlignment===!0){let y=Math.floor(f.start/3),x=Math.ceil(f.count/3);p=y*4*u,m=x*4*u}else p=f.start*u,m=f.count*u;let _=p*(c?a.BYTES_PER_ELEMENT:1);i.queue.writeBuffer(r,_,a,p,m)}t.clearUpdateRanges()}}createShaderVertexBuffers(e){let t=e.getAttributes(),n=new Map;for(let i=0;i<t.length;i++){let s=t[i],r=s.array.BYTES_PER_ELEMENT,a=this._getBufferAttribute(s),c=n.get(a);if(c===void 0){let h,d;s.isInterleavedBufferAttribute===!0?(h=s.data.stride*r,d=s.data.isInstancedInterleavedBuffer?Qm.Instance:Qm.Vertex):(h=s.itemSize*r,d=s.isInstancedBufferAttribute?Qm.Instance:Qm.Vertex),s.normalized===!1&&(s.array.constructor===Int16Array||s.array.constructor===Uint16Array)&&(h=4),c={arrayStride:h,attributes:[],stepMode:d},n.set(a,c)}let l=this._getVertexFormat(s),u=s.isInterleavedBufferAttribute===!0?s.offset*r:0;c.attributes.push({shaderLocation:i,offset:u,format:l})}return Array.from(n.values())}destroyAttribute(e){let t=this.backend;t.get(this._getBufferAttribute(e)).buffer.destroy(),t.delete(e)}async getArrayBufferAsync(e){let t=this.backend,n=t.device,s=t.get(this._getBufferAttribute(e)).buffer,r=s.size,a=n.createBuffer({label:`${e.name}_readback`,size:r,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),c=n.createCommandEncoder({label:`readback_encoder_${e.name}`});c.copyBufferToBuffer(s,0,a,0,r);let l=c.finish();n.queue.submit([l]),await a.mapAsync(GPUMapMode.READ);let u=a.getMappedRange(),h=new e.array.constructor(u.slice(0));return a.unmap(),h.buffer}_getVertexFormat(e){let{itemSize:t,normalized:n}=e,i=e.array.constructor,s=e.constructor,r;if(t===1)r=HO.get(i);else{let c=(zO.get(s)||o1.get(i))[n?1:0];if(c){let l=i.BYTES_PER_ELEMENT*t,h=Math.floor((l+3)/4)*4/i.BYTES_PER_ELEMENT;if(h%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");r=`${c}x${h}`}}return r||console.error("THREE.WebGPUAttributeUtils: Vertex format not supported yet."),r}_isTypedArray(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}},JT=class{constructor(e){this.backend=e,this.bindGroupLayoutCache=new WeakMap}createBindingsLayout(e){let t=this.backend,n=t.device,i=[],s=0;for(let r of e.bindings){let a={binding:s++,visibility:r.visibility};if(r.isUniformBuffer||r.isStorageBuffer){let c={};r.isStorageBuffer&&(r.visibility&4&&(r.access===qt.READ_WRITE||r.access===qt.WRITE_ONLY)?c.type=Kv.Storage:c.type=Kv.ReadOnlyStorage),a.buffer=c}else if(r.isSampledTexture&&r.store){let c={};c.format=this.backend.get(r.texture).texture.format;let l=r.access;l===qt.READ_WRITE?c.access=jv.ReadWrite:l===qt.WRITE_ONLY?c.access=jv.WriteOnly:c.access=jv.ReadOnly,r.texture.isArrayTexture?c.viewDimension=Pt.TwoDArray:r.texture.is3DTexture&&(c.viewDimension=Pt.ThreeD),a.storageTexture=c}else if(r.isSampledTexture){let c={},{primarySamples:l}=t.utils.getTextureSampleData(r.texture);if(l>1&&(c.multisampled=!0,r.texture.isDepthTexture||(c.sampleType=fc.UnfilterableFloat)),r.texture.isDepthTexture)t.compatibilityMode&&r.texture.compareFunction===null?c.sampleType=fc.UnfilterableFloat:c.sampleType=fc.Depth;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){let u=r.texture.type;u===Vt?c.sampleType=fc.SInt:u===Je?c.sampleType=fc.UInt:u===nt&&(this.backend.hasFeature("float32-filterable")?c.sampleType=fc.Float:c.sampleType=fc.UnfilterableFloat)}r.isSampledCubeTexture?c.viewDimension=Pt.Cube:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?c.viewDimension=Pt.TwoDArray:r.isSampledTexture3D&&(c.viewDimension=Pt.ThreeD),a.texture=c}else if(r.isSampler){let c={};r.texture.isDepthTexture&&(r.texture.compareFunction!==null?c.type=KE.Comparison:t.compatibilityMode&&(c.type=KE.NonFiltering)),a.sampler=c}else console.error(`WebGPUBindingUtils: Unsupported binding "${r}".`);i.push(a)}return n.createBindGroupLayout({entries:i})}createBindings(e,t,n,i=0){let{backend:s,bindGroupLayoutCache:r}=this,a=s.get(e),c=r.get(e.bindingsReference);c===void 0&&(c=this.createBindingsLayout(e),r.set(e.bindingsReference,c));let l;n>0&&(a.groups===void 0&&(a.groups=[],a.versions=[]),a.versions[n]===i&&(l=a.groups[n])),l===void 0&&(l=this.createBindGroup(e,c),n>0&&(a.groups[n]=l,a.versions[n]=i)),a.group=l,a.layout=c}updateBinding(e){let t=this.backend,n=t.device,i=e.buffer,s=t.get(e).buffer;n.queue.writeBuffer(s,0,i,0)}createBindGroupIndex(e,t){let i=this.backend.device,s=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,r=e[0],a=i.createBuffer({label:"bindingCameraIndex_"+r,size:16,usage:s});i.queue.writeBuffer(a,0,e,0);let c=[{binding:0,resource:{buffer:a}}];return i.createBindGroup({label:"bindGroupCameraIndex_"+r,layout:t,entries:c})}createBindGroup(e,t){let n=this.backend,i=n.device,s=0,r=[];for(let a of e.bindings){if(a.isUniformBuffer){let c=n.get(a);if(c.buffer===void 0){let l=a.byteLength,u=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,h=i.createBuffer({label:"bindingBuffer_"+a.name,size:l,usage:u});c.buffer=h}r.push({binding:s,resource:{buffer:c.buffer}})}else if(a.isStorageBuffer){let c=n.get(a);if(c.buffer===void 0){let l=a.attribute;c.buffer=n.get(l).buffer}r.push({binding:s,resource:{buffer:c.buffer}})}else if(a.isSampledTexture){let c=n.get(a.texture),l;if(c.externalTexture!==void 0)l=i.importExternalTexture({source:c.externalTexture});else{let u=a.store?1:c.texture.mipLevelCount,h=`view-${c.texture.width}-${c.texture.height}`;if(c.texture.depthOrArrayLayers>1&&(h+=`-${c.texture.depthOrArrayLayers}`),h+=`-${u}`,l=c[h],l===void 0){let d=PO.All,f;a.isSampledCubeTexture?f=Pt.Cube:a.isSampledTexture3D?f=Pt.ThreeD:a.texture.isArrayTexture||a.texture.isDataArrayTexture||a.texture.isCompressedArrayTexture?f=Pt.TwoDArray:f=Pt.TwoD,l=c[h]=c.texture.createView({aspect:d,dimension:f,mipLevelCount:u})}}r.push({binding:s,resource:l})}else if(a.isSampler){let c=n.get(a.texture);r.push({binding:s,resource:c.sampler})}s++}return i.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:r})}},QT=class{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){let{object:n,material:i,geometry:s,pipeline:r}=e,{vertexProgram:a,fragmentProgram:c}=r,l=this.backend,u=l.device,h=l.utils,d=l.get(r),f=[];for(let W of e.getBindings()){let X=l.get(W);f.push(X.layout)}let p=l.attributeUtils.createShaderVertexBuffers(e),m;i.blending!==ss&&(i.blending!==ri||i.transparent!==!1)&&(m=this._getBlending(i));let _={};i.stencilWrite===!0&&(_={compare:this._getStencilCompare(i),failOp:this._getStencilOperation(i.stencilFail),depthFailOp:this._getStencilOperation(i.stencilZFail),passOp:this._getStencilOperation(i.stencilZPass)});let y=this._getColorWriteMask(i),x=[];if(e.context.textures!==null){let W=e.context.textures;for(let X=0;X<W.length;X++){let ae=h.getTextureFormatGPU(W[X]);x.push({format:ae,blend:m,writeMask:y})}}else{let W=h.getCurrentColorFormat(e.context);x.push({format:W,blend:m,writeMask:y})}let v=l.get(a).module,T=l.get(c).module,M=this._getPrimitiveState(n,s,i),w=this._getDepthCompare(i),E=h.getCurrentDepthStencilFormat(e.context),A=this._getSampleCount(e.context),N={label:`renderPipeline_${i.name||i.type}_${i.id}`,vertex:Object.assign({},v,{buffers:p}),fragment:Object.assign({},T,{targets:x}),primitive:M,multisample:{count:A,alphaToCoverageEnabled:i.alphaToCoverage&&A>1},layout:u.createPipelineLayout({bindGroupLayouts:f})},L={},V=e.context.depth,H=e.context.stencil;if((V===!0||H===!0)&&(V===!0&&(L.format=E,L.depthWriteEnabled=i.depthWrite,L.depthCompare=w),H===!0&&(L.stencilFront=_,L.stencilBack={},L.stencilReadMask=i.stencilFuncMask,L.stencilWriteMask=i.stencilWriteMask),i.polygonOffset===!0&&(L.depthBias=i.polygonOffsetUnits,L.depthBiasSlopeScale=i.polygonOffsetFactor,L.depthBiasClamp=0),N.depthStencil=L),t===null)d.pipeline=u.createRenderPipeline(N);else{let W=new Promise(X=>{u.createRenderPipelineAsync(N).then(ae=>{d.pipeline=ae,X()})});t.push(W)}}createBundleEncoder(e,t="renderBundleEncoder"){let n=this.backend,{utils:i,device:s}=n,r=i.getCurrentDepthStencilFormat(e),a=i.getCurrentColorFormat(e),c=this._getSampleCount(e),l={label:t,colorFormats:[a],depthStencilFormat:r,sampleCount:c};return s.createRenderBundleEncoder(l)}createComputePipeline(e,t){let n=this.backend,i=n.device,s=n.get(e.computeProgram).module,r=n.get(e),a=[];for(let c of t){let l=n.get(c);a.push(l.layout)}r.pipeline=i.createComputePipeline({compute:s,layout:i.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,n,i=e.blending,s=e.blendSrc,r=e.blendDst,a=e.blendEquation;if(i===kr){let c=e.blendSrcAlpha!==null?e.blendSrcAlpha:s,l=e.blendDstAlpha!==null?e.blendDstAlpha:r,u=e.blendEquationAlpha!==null?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(r),operation:this._getBlendOperation(a)},n={srcFactor:this._getBlendFactor(c),dstFactor:this._getBlendFactor(l),operation:this._getBlendOperation(u)}}else{let c=e.premultipliedAlpha,l=(u,h,d,f)=>{t={srcFactor:u,dstFactor:h,operation:dc.Add},n={srcFactor:d,dstFactor:f,operation:dc.Add}};if(c)switch(i){case ri:l(Re.One,Re.OneMinusSrcAlpha,Re.One,Re.OneMinusSrcAlpha);break;case va:l(Re.One,Re.One,Re.One,Re.One);break;case Ta:l(Re.Zero,Re.OneMinusSrc,Re.Zero,Re.One);break;case ba:l(Re.Dst,Re.OneMinusSrcAlpha,Re.Zero,Re.One);break}else switch(i){case ri:l(Re.SrcAlpha,Re.OneMinusSrcAlpha,Re.One,Re.OneMinusSrcAlpha);break;case va:l(Re.SrcAlpha,Re.One,Re.One,Re.One);break;case Ta:console.error("THREE.WebGPURenderer: SubtractiveBlending requires material.premultipliedAlpha = true");break;case ba:console.error("THREE.WebGPURenderer: MultiplyBlending requires material.premultipliedAlpha = true");break}}if(t!==void 0&&n!==void 0)return{color:t,alpha:n};console.error("THREE.WebGPURenderer: Invalid blending: ",i)}_getBlendFactor(e){let t;switch(e){case Vi:t=Re.Zero;break;case cd:t=Re.One;break;case ld:t=Re.Src;break;case ud:t=Re.OneMinusSrc;break;case No:t=Re.SrcAlpha;break;case Po:t=Re.OneMinusSrcAlpha;break;case fd:t=Re.Dst;break;case pd:t=Re.OneMinusDst;break;case hd:t=Re.DstAlpha;break;case dd:t=Re.OneMinusDstAlpha;break;case md:t=Re.SrcAlphaSaturated;break;case nF:t=Re.Constant;break;case iF:t=Re.OneMinusConstant;break;default:console.error("THREE.WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t,n=e.stencilFunc;switch(n){case bm:t=Jt.Never;break;case il:t=Jt.Always;break;case Sm:t=Jt.Less;break;case Am:t=Jt.LessEqual;break;case Mm:t=Jt.Equal;break;case Rm:t=Jt.GreaterEqual;break;case Em:t=Jt.Greater;break;case wm:t=Jt.NotEqual;break;default:console.error("THREE.WebGPURenderer: Invalid stencil function.",n)}return t}_getStencilOperation(e){let t;switch(e){case Ji:t=Zr.Keep;break;case mm:t=Zr.Zero;break;case gm:t=Zr.Replace;break;case Tm:t=Zr.Invert;break;case _m:t=Zr.IncrementClamp;break;case ym:t=Zr.DecrementClamp;break;case xm:t=Zr.IncrementWrap;break;case vm:t=Zr.DecrementWrap;break;default:console.error("THREE.WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case Rn:t=dc.Add;break;case od:t=dc.Subtract;break;case ad:t=dc.ReverseSubtract;break;case Kp:t=dc.Min;break;case jp:t=dc.Max;break;default:console.error("THREE.WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,n){let i={},s=this.backend.utils;i.topology=s.getPrimitiveTopology(e,n),t.index!==null&&e.isLine===!0&&e.isLineSegments!==!0&&(i.stripIndexFormat=t.index.array instanceof Uint16Array?Uu.Uint16:Uu.Uint32);let r=n.side===Nt;return e.isMesh&&e.matrixWorld.determinant()<0&&(r=!r),i.frontFace=r===!0?qE.CW:qE.CCW,i.cullMode=n.side===fi?$E.None:$E.Back,i}_getColorWriteMask(e){return e.colorWrite===!0?YE.All:YE.None}_getDepthCompare(e){let t;if(e.depthTest===!1)t=Jt.Always;else{let n=e.depthFunc;switch(n){case Sa:t=Jt.Never;break;case Ma:t=Jt.Always;break;case Aa:t=Jt.Less;break;case Gs:t=Jt.LessEqual;break;case Ea:t=Jt.Equal;break;case wa:t=Jt.GreaterEqual;break;case Ra:t=Jt.Greater;break;case Ca:t=Jt.NotEqual;break;default:console.error("THREE.WebGPUPipelineUtils: Invalid depth function.",n)}}return t}},eb=class extends dy{constructor(e,t,n=2048){super(n),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});let i=this.maxQueries*8;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:i,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return _n(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;let t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||this.currentQueryIndex===0||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if(this.resultBuffer.mapState!=="unmapped")return this.lastValue;let e=new Map(this.queryOffsets),t=this.currentQueryIndex,n=t*8;this.currentQueryIndex=0,this.queryOffsets.clear();let i=this.device.createCommandEncoder();i.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),i.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,n);let s=i.finish();if(this.device.queue.submit([s]),this.resultBuffer.mapState!=="unmapped")return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,n),this.isDisposed)return this.resultBuffer.mapState==="mapped"&&this.resultBuffer.unmap(),this.lastValue;let r=new BigUint64Array(this.resultBuffer.getMappedRange(0,n)),a=0;for(let[,c]of e){let l=r[c],u=r[c+1],h=Number(u-l)/1e6;a+=h}return this.resultBuffer.unmap(),this.lastValue=a,a}catch(e){return console.error("Error resolving queries:",e),this.resultBuffer.mapState==="mapped"&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){console.error("Error waiting for pending resolve:",e)}if(this.resultBuffer&&this.resultBuffer.mapState==="mapped")try{this.resultBuffer.unmap()}catch(e){console.error("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}},tb=class extends hy{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=e.alpha===void 0?!0:e.alpha,this.parameters.compatibilityMode=e.compatibilityMode===void 0?!1:e.compatibilityMode,this.parameters.requiredLimits=e.requiredLimits===void 0?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.context=null,this.colorBuffer=null,this.defaultRenderPassdescriptor=null,this.utils=new jT(this),this.attributeUtils=new ZT(this),this.bindingUtils=new JT(this),this.pipelineUtils=new QT(this),this.textureUtils=new XT(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);let t=this.parameters,n;if(t.device===void 0){let a={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},c=typeof navigator!="undefined"?await navigator.gpu.requestAdapter(a):null;if(c===null)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");let l=Object.values(GT),u=[];for(let d of l)c.features.has(d)&&u.push(d);let h={requiredFeatures:u,requiredLimits:t.requiredLimits};n=await c.requestDevice(h)}else n=t.device;n.lost.then(a=>{let c={api:"WebGPU",message:a.message||"Unknown reason",reason:a.reason||null,originalEvent:a};e.onDeviceLost(c)});let i=t.context!==void 0?t.context:e.domElement.getContext("webgpu");this.device=n,this.context=i;let s=t.alpha?"premultiplied":"opaque",r=xe.getToneMappingMode(this.renderer.outputColorSpace);this.context.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:s,toneMapping:{mode:r}}),this.trackTimestamp=this.trackTimestamp&&this.hasFeature(GT.TimestampQuery),this.updateSize()}get coordinateSystem(){return Nn}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){let e=this.defaultRenderPassdescriptor;if(e===null){let n=this.renderer;e={colorAttachments:[{view:null}]},(this.renderer.depth===!0||this.renderer.stencil===!0)&&(e.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(n.depth,n.stencil).createView()});let i=e.colorAttachments[0];this.renderer.samples>0?i.view=this.colorBuffer.createView():i.resolveTarget=void 0,this.defaultRenderPassdescriptor=e}let t=e.colorAttachments[0];return this.renderer.samples>0?t.resolveTarget=this.context.getCurrentTexture().createView():t.view=this.context.getCurrentTexture().createView(),e}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){let n=e.renderTarget,i=this.get(n),s=i.descriptors;(s===void 0||i.width!==n.width||i.height!==n.height||i.samples!==n.samples)&&(s={},i.descriptors=s);let r=e.getCacheKey(),a=s[r];if(a===void 0){let l=e.textures,u=[],h,d=this._isRenderCameraDepthArray(e);for(let f=0;f<l.length;f++){let p=this.get(l[f]),m={label:`colorAttachment_${f}`,baseMipLevel:e.activeMipmapLevel,mipLevelCount:1,baseArrayLayer:e.activeCubeFace,arrayLayerCount:1,dimension:Pt.TwoD};if(n.isRenderTarget3D)h=e.activeCubeFace,m.baseArrayLayer=0,m.dimension=Pt.ThreeD,m.depthOrArrayLayers=l[f].image.depth;else if(n.isRenderTarget&&l[f].image.depth>1)if(d===!0){let _=e.camera.cameras;for(let y=0;y<_.length;y++){let x={...m,baseArrayLayer:y,arrayLayerCount:1,dimension:Pt.TwoD},v=p.texture.createView(x);u.push({view:v,resolveTarget:void 0,depthSlice:void 0})}}else m.dimension=Pt.TwoDArray,m.depthOrArrayLayers=l[f].image.depth;if(d!==!0){let _=p.texture.createView(m),y,x;p.msaaTexture!==void 0?(y=p.msaaTexture.createView(),x=_):(y=_,x=void 0),u.push({view:y,resolveTarget:x,depthSlice:h})}}if(a={textureViews:u},e.depth){let f=this.get(e.depthTexture),p={};e.depthTexture.isArrayTexture&&(p.dimension=Pt.TwoD,p.arrayLayerCount=1,p.baseArrayLayer=e.activeCubeFace),a.depthStencilView=f.texture.createView(p)}s[r]=a,i.width=n.width,i.height=n.height,i.samples=n.samples,i.activeMipmapLevel=e.activeMipmapLevel,i.activeCubeFace=e.activeCubeFace}let c={colorAttachments:[]};for(let l=0;l<a.textureViews.length;l++){let u=a.textureViews[l],h={r:0,g:0,b:0,a:1};l===0&&t.clearValue&&(h=t.clearValue),c.colorAttachments.push({view:u.view,depthSlice:u.depthSlice,resolveTarget:u.resolveTarget,loadOp:t.loadOp||Be.Load,storeOp:t.storeOp||bn.Store,clearValue:h})}return a.depthStencilView&&(c.depthStencilAttachment={view:a.depthStencilView}),c}beginRender(e){let t=this.get(e);t.frameCalls=this.renderer.info.render.frameCalls;let n=this.device,i=e.occlusionQueryCount,s;i>0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,s=n.createQuerySet({type:"occlusion",count:i,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=s,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(i),t.lastOcclusionObject=null);let r;e.textures===null?r=this._getDefaultRenderPassDescriptor():r=this._getRenderPassDescriptor(e,{loadOp:Be.Load}),this.initTimestampQuery(tr.RENDER,this.getTimestampUID(e),r),r.occlusionQuerySet=s;let a=r.depthStencilAttachment;if(e.textures!==null){let l=r.colorAttachments;for(let u=0;u<l.length;u++){let h=l[u];e.clearColor?(h.clearValue=u===0?e.clearColorValue:{r:0,g:0,b:0,a:1},h.loadOp=Be.Clear):h.loadOp=Be.Load,h.storeOp=bn.Store}}else{let l=r.colorAttachments[0];e.clearColor?(l.clearValue=e.clearColorValue,l.loadOp=Be.Clear):l.loadOp=Be.Load,l.storeOp=bn.Store}e.depth&&(e.clearDepth?(a.depthClearValue=e.clearDepthValue,a.depthLoadOp=Be.Clear):a.depthLoadOp=Be.Load,a.depthStoreOp=bn.Store),e.stencil&&(e.clearStencil?(a.stencilClearValue=e.clearStencilValue,a.stencilLoadOp=Be.Clear):a.stencilLoadOp=Be.Load,a.stencilStoreOp=bn.Store);let c=n.createCommandEncoder({label:"renderContext_"+e.id});if(this._isRenderCameraDepthArray(e)===!0){let l=e.camera.cameras;!t.layerDescriptors||t.layerDescriptors.length!==l.length?this._createDepthLayerDescriptors(e,t,r,l):this._updateDepthLayerDescriptors(e,t,l),t.bundleEncoders=[],t.bundleSets=[];for(let u=0;u<l.length;u++){let h=this.pipelineUtils.createBundleEncoder(e,"renderBundleArrayCamera_"+u),d={attributes:{},bindingGroups:[],pipeline:null,index:null};t.bundleEncoders.push(h),t.bundleSets.push(d)}t.currentPass=null}else{let l=c.beginRenderPass(r);if(t.currentPass=l,e.viewport&&this.updateViewport(e),e.scissor){let{x:u,y:h,width:d,height:f}=e.scissorValue;l.setScissorRect(u,h,d,f)}}t.descriptor=r,t.encoder=c,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.renderBundles=[]}_createDepthLayerDescriptors(e,t,n,i){let s=n.depthStencilAttachment;t.layerDescriptors=[];let r=this.get(e.depthTexture);r.viewCache||(r.viewCache=[]);for(let a=0;a<i.length;a++){let c={...n,colorAttachments:[{...n.colorAttachments[0],view:n.colorAttachments[a].view}]};if(n.depthStencilAttachment){let l=a;r.viewCache[l]||(r.viewCache[l]=r.texture.createView({dimension:Pt.TwoD,baseArrayLayer:a,arrayLayerCount:1})),c.depthStencilAttachment={view:r.viewCache[l],depthLoadOp:s.depthLoadOp||Be.Clear,depthStoreOp:s.depthStoreOp||bn.Store,depthClearValue:s.depthClearValue||1},e.stencil&&(c.depthStencilAttachment.stencilLoadOp=s.stencilLoadOp,c.depthStencilAttachment.stencilStoreOp=s.stencilStoreOp,c.depthStencilAttachment.stencilClearValue=s.stencilClearValue)}else c.depthStencilAttachment={...s};t.layerDescriptors.push(c)}}_updateDepthLayerDescriptors(e,t,n){for(let i=0;i<n.length;i++){let s=t.layerDescriptors[i];if(s.depthStencilAttachment){let r=s.depthStencilAttachment;e.depth&&(e.clearDepth?(r.depthClearValue=e.clearDepthValue,r.depthLoadOp=Be.Clear):r.depthLoadOp=Be.Load),e.stencil&&(e.clearStencil?(r.stencilClearValue=e.clearStencilValue,r.stencilLoadOp=Be.Clear):r.stencilLoadOp=Be.Load)}}}finishRender(e){let t=this.get(e),n=e.occlusionQueryCount;t.renderBundles.length>0&&t.currentPass.executeBundles(t.renderBundles),n>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();let i=t.encoder;if(this._isRenderCameraDepthArray(e)===!0){let s=[];for(let r=0;r<t.bundleEncoders.length;r++){let a=t.bundleEncoders[r];s.push(a.finish())}for(let r=0;r<t.layerDescriptors.length;r++)if(r<s.length){let a=t.layerDescriptors[r],c=i.beginRenderPass(a);if(e.viewport){let{x:l,y:u,width:h,height:d,minDepth:f,maxDepth:p}=e.viewportValue;c.setViewport(l,u,h,d,f,p)}if(e.scissor){let{x:l,y:u,width:h,height:d}=e.scissorValue;c.setScissorRect(l,u,h,d)}c.executeBundles([s[r]]),c.end()}}else t.currentPass&&t.currentPass.end();if(n>0){let s=n*8,r=this.occludedResolveCache.get(s);r===void 0&&(r=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,r));let a=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,n,r,0),t.encoder.copyBufferToBuffer(r,0,a,0,s),t.occlusionQueryBuffer=a,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),e.textures!==null){let s=e.textures;for(let r=0;r<s.length;r++){let a=s[r];a.generateMipmaps===!0&&this.textureUtils.generateMipmaps(a)}}}isOccluded(e,t){let n=this.get(e);return n.occluded&&n.occluded.has(t)}async resolveOccludedAsync(e){let t=this.get(e),{currentOcclusionQueryBuffer:n,currentOcclusionQueryObjects:i}=t;if(n&&i){let s=new WeakSet;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueryBuffer=null,await n.mapAsync(GPUMapMode.READ);let r=n.getMappedRange(),a=new BigUint64Array(r);for(let c=0;c<i.length;c++)a[c]===BigInt(0)&&s.add(i[c]);n.destroy(),t.occluded=s}}updateViewport(e){let{currentPass:t}=this.get(e),{x:n,y:i,width:s,height:r,minDepth:a,maxDepth:c}=e.viewportValue;t.setViewport(n,i,s,r,a,c)}getClearColor(){let e=super.getClearColor();return this.renderer.alpha===!0&&(e.r*=e.a,e.g*=e.a,e.b*=e.a),e}clear(e,t,n,i=null){let s=this.device,r=this.renderer,a=[],c,l,u,h;if(e){let p=this.getClearColor();l={r:p.r,g:p.g,b:p.b,a:p.a}}if(i===null){u=r.depth,h=r.stencil;let p=this._getDefaultRenderPassDescriptor();if(e){a=p.colorAttachments;let m=a[0];m.clearValue=l,m.loadOp=Be.Clear,m.storeOp=bn.Store}(u||h)&&(c=p.depthStencilAttachment)}else{u=i.depth,h=i.stencil;let p={loadOp:e?Be.Clear:Be.Load,clearValue:e?l:void 0};u&&(p.depthLoadOp=t?Be.Clear:Be.Load,p.depthClearValue=t?r.getClearDepth():void 0,p.depthStoreOp=bn.Store),h&&(p.stencilLoadOp=n?Be.Clear:Be.Load,p.stencilClearValue=n?r.getClearStencil():void 0,p.stencilStoreOp=bn.Store);let m=this._getRenderPassDescriptor(i,p);a=m.colorAttachments,c=m.depthStencilAttachment}u&&c&&(t?(c.depthLoadOp=Be.Clear,c.depthClearValue=r.getClearDepth(),c.depthStoreOp=bn.Store):(c.depthLoadOp=Be.Load,c.depthStoreOp=bn.Store)),h&&c&&(n?(c.stencilLoadOp=Be.Clear,c.stencilClearValue=r.getClearStencil(),c.stencilStoreOp=bn.Store):(c.stencilLoadOp=Be.Load,c.stencilStoreOp=bn.Store));let d=s.createCommandEncoder({label:"clear"});d.beginRenderPass({colorAttachments:a,depthStencilAttachment:c}).end(),s.queue.submit([d.finish()])}beginCompute(e){let t=this.get(e);t.frameCalls=this.renderer.info.compute.frameCalls;let n={label:"computeGroup_"+e.id};this.initTimestampQuery(tr.COMPUTE,this.getTimestampUID(e),n),t.cmdEncoderGPU=this.device.createCommandEncoder({label:"computeGroup_"+e.id}),t.passEncoderGPU=t.cmdEncoderGPU.beginComputePass(n)}compute(e,t,n,i,s=null){let r=this.get(t),{passEncoderGPU:a}=this.get(e),c=this.get(i).pipeline;this.pipelineUtils.setPipeline(a,c);for(let u=0,h=n.length;u<h;u++){let d=n[u],f=this.get(d);a.setBindGroup(u,f.group)}let l;if(s===null&&(s=t.count),typeof s=="number"){let u=s;if(r.dispatchSize===void 0||r.count!==u){r.dispatchSize=[0,1,1],r.count=u;let h=t.workgroupSize,d=h[0];for(let m=1;m<h.length;m++)d*=h[m];let f=Math.ceil(u/d),p=this.device.limits.maxComputeWorkgroupsPerDimension;l=[f,1,1],f>p&&(l[0]=Math.min(f,p),l[1]=Math.ceil(f/p)),r.dispatchSize=l}l=r.dispatchSize}else l=s;a.dispatchWorkgroups(l[0],l[1]||1,l[2]||1)}finishCompute(e){let t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}async waitForGPU(){await this.device.queue.onSubmittedWorkDone()}draw(e,t){let{object:n,material:i,context:s,pipeline:r}=e,a=e.getBindings(),c=this.get(s),l=this.get(r).pipeline,u=e.getIndex(),h=u!==null,d=e.getDrawParameters();if(d===null)return;let f=(m,_)=>{this.pipelineUtils.setPipeline(m,l),_.pipeline=l;let y=_.bindingGroups;for(let v=0,T=a.length;v<T;v++){let M=a[v],w=this.get(M);y[M.index]!==M.id&&(m.setBindGroup(M.index,w.group),y[M.index]=M.id)}if(h===!0&&_.index!==u){let v=this.get(u).buffer,T=u.array instanceof Uint16Array?Uu.Uint16:Uu.Uint32;m.setIndexBuffer(v,T),_.index=u}let x=e.getVertexBuffers();for(let v=0,T=x.length;v<T;v++){let M=x[v];if(_.attributes[v]!==M){let w=this.get(M).buffer;m.setVertexBuffer(v,w),_.attributes[v]=M}}s.stencil===!0&&i.stencilWrite===!0&&c.currentStencilRef!==i.stencilRef&&(m.setStencilReference(i.stencilRef),c.currentStencilRef=i.stencilRef)},p=(m,_)=>{if(f(m,_),n.isBatchedMesh===!0){let y=n._multiDrawStarts,x=n._multiDrawCounts,v=n._multiDrawCount,T=n._multiDrawInstances;T!==null&&_n("THREE.WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let M=0;M<v;M++){let w=T?T[M]:1,E=w>1?0:M;h===!0?m.drawIndexed(x[M],w,y[M]/u.array.BYTES_PER_ELEMENT,0,E):m.draw(x[M],w,y[M],E),t.update(n,x[M],w)}}else if(h===!0){let{vertexCount:y,instanceCount:x,firstVertex:v}=d,T=e.getIndirect();if(T!==null){let M=this.get(T).buffer;m.drawIndexedIndirect(M,0)}else m.drawIndexed(y,x,v,0,0);t.update(n,y,x)}else{let{vertexCount:y,instanceCount:x,firstVertex:v}=d,T=e.getIndirect();if(T!==null){let M=this.get(T).buffer;m.drawIndirect(M,0)}else m.draw(y,x,v,0);t.update(n,y,x)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){let m=this.get(e.camera),_=e.camera.cameras,y=e.getBindingGroup("cameraIndex");if(m.indexesGPU===void 0||m.indexesGPU.length!==_.length){let v=this.get(y),T=[],M=new Uint32Array([0,0,0,0]);for(let w=0,E=_.length;w<E;w++){M[0]=w;let A=this.bindingUtils.createBindGroupIndex(M,v.layout);T.push(A)}m.indexesGPU=T}let x=this.renderer.getPixelRatio();for(let v=0,T=_.length;v<T;v++){let M=_[v];if(n.layers.test(M.layers)){let w=M.viewport,E=c.currentPass,A=c.currentSets;if(c.bundleEncoders){let N=c.bundleEncoders[v],L=c.bundleSets[v];E=N,A=L}w&&E.setViewport(Math.floor(w.x*x),Math.floor(w.y*x),Math.floor(w.width*x),Math.floor(w.height*x),s.viewportValue.minDepth,s.viewportValue.maxDepth),y&&m.indexesGPU&&(E.setBindGroup(y.index,m.indexesGPU[v]),A.bindingGroups[y.index]=y.id),p(E,A)}}}else if(c.currentPass){if(c.occlusionQuerySet!==void 0){let m=c.lastOcclusionObject;m!==n&&(m!==null&&m.occlusionTest===!0&&(c.currentPass.endOcclusionQuery(),c.occlusionQueryIndex++),n.occlusionTest===!0&&(c.currentPass.beginOcclusionQuery(c.occlusionQueryIndex),c.occlusionQueryObjects[c.occlusionQueryIndex]=n),c.lastOcclusionObject=n)}p(c.currentPass,c.currentSets)}}needsRenderUpdate(e){let t=this.get(e),{object:n,material:i}=e,s=this.utils,r=s.getSampleCountRenderContext(e.context),a=s.getCurrentColorSpace(e.context),c=s.getCurrentColorFormat(e.context),l=s.getCurrentDepthStencilFormat(e.context),u=s.getPrimitiveTopology(n,i),h=!1;return(t.material!==i||t.materialVersion!==i.version||t.transparent!==i.transparent||t.blending!==i.blending||t.premultipliedAlpha!==i.premultipliedAlpha||t.blendSrc!==i.blendSrc||t.blendDst!==i.blendDst||t.blendEquation!==i.blendEquation||t.blendSrcAlpha!==i.blendSrcAlpha||t.blendDstAlpha!==i.blendDstAlpha||t.blendEquationAlpha!==i.blendEquationAlpha||t.colorWrite!==i.colorWrite||t.depthWrite!==i.depthWrite||t.depthTest!==i.depthTest||t.depthFunc!==i.depthFunc||t.stencilWrite!==i.stencilWrite||t.stencilFunc!==i.stencilFunc||t.stencilFail!==i.stencilFail||t.stencilZFail!==i.stencilZFail||t.stencilZPass!==i.stencilZPass||t.stencilFuncMask!==i.stencilFuncMask||t.stencilWriteMask!==i.stencilWriteMask||t.side!==i.side||t.alphaToCoverage!==i.alphaToCoverage||t.sampleCount!==r||t.colorSpace!==a||t.colorFormat!==c||t.depthStencilFormat!==l||t.primitiveTopology!==u||t.clippingContextCacheKey!==e.clippingContextCacheKey)&&(t.material=i,t.materialVersion=i.version,t.transparent=i.transparent,t.blending=i.blending,t.premultipliedAlpha=i.premultipliedAlpha,t.blendSrc=i.blendSrc,t.blendDst=i.blendDst,t.blendEquation=i.blendEquation,t.blendSrcAlpha=i.blendSrcAlpha,t.blendDstAlpha=i.blendDstAlpha,t.blendEquationAlpha=i.blendEquationAlpha,t.colorWrite=i.colorWrite,t.depthWrite=i.depthWrite,t.depthTest=i.depthTest,t.depthFunc=i.depthFunc,t.stencilWrite=i.stencilWrite,t.stencilFunc=i.stencilFunc,t.stencilFail=i.stencilFail,t.stencilZFail=i.stencilZFail,t.stencilZPass=i.stencilZPass,t.stencilFuncMask=i.stencilFuncMask,t.stencilWriteMask=i.stencilWriteMask,t.side=i.side,t.alphaToCoverage=i.alphaToCoverage,t.sampleCount=r,t.colorSpace=a,t.colorFormat=c,t.depthStencilFormat=l,t.primitiveTopology=u,t.clippingContextCacheKey=e.clippingContextCacheKey,h=!0),h}getRenderCacheKey(e){let{object:t,material:n}=e,i=this.utils,s=e.context,r=t.isMesh&&t.matrixWorld.determinant()<0;return[n.transparent,n.blending,n.premultipliedAlpha,n.blendSrc,n.blendDst,n.blendEquation,n.blendSrcAlpha,n.blendDstAlpha,n.blendEquationAlpha,n.colorWrite,n.depthWrite,n.depthTest,n.depthFunc,n.stencilWrite,n.stencilFunc,n.stencilFail,n.stencilZFail,n.stencilZPass,n.stencilFuncMask,n.stencilWriteMask,n.side,r,i.getSampleCountRenderContext(s),i.getCurrentColorSpace(s),i.getCurrentColorFormat(s),i.getCurrentDepthStencilFormat(s),i.getPrimitiveTopology(t,n),e.getGeometryCacheKey(),e.clippingContextCacheKey].join()}createSampler(e){this.textureUtils.createSampler(e)}destroySampler(e){this.textureUtils.destroySampler(e)}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}async copyTextureToBuffer(e,t,n,i,s,r){return this.textureUtils.copyTextureToBuffer(e,t,n,i,s,r)}initTimestampQuery(e,t,n){if(!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new eb(this.device,e,2048));let i=this.timestampQueryPool[e],s=i.allocateQueriesForContext(t);n.timestampWrites={querySet:i.querySet,beginningOfPassWriteIndex:s,endOfPassWriteIndex:s+1}}createNodeBuilder(e,t){return new KT(e,t)}createProgram(e){let t=this.get(e);t.module={module:this.device.createShaderModule({code:e.code,label:e.stage+(e.name!==""?`_${e.name}`:"")}),entryPoint:"main"}}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){this.pipelineUtils.createRenderPipeline(e,t)}createComputePipeline(e,t){this.pipelineUtils.createComputePipeline(e,t)}beginBundle(e){let t=this.get(e);t._currentPass=t.currentPass,t._currentSets=t.currentSets,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.currentPass=this.pipelineUtils.createBundleEncoder(e)}finishBundle(e,t){let n=this.get(e),s=n.currentPass.finish();this.get(t).bundleGPU=s,n.currentSets=n._currentSets,n.currentPass=n._currentPass}addBundle(e,t){this.get(e).renderBundles.push(this.get(t).bundleGPU)}createBindings(e,t,n,i){this.bindingUtils.createBindings(e,t,n,i)}updateBindings(e,t,n,i){this.bindingUtils.createBindings(e,t,n,i)}updateBinding(e){this.bindingUtils.updateBinding(e)}createIndexAttribute(e){let t=GPUBufferUsage.INDEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST;(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(t|=GPUBufferUsage.STORAGE),this.attributeUtils.createAttribute(e,t)}createAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createIndirectStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.INDIRECT|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}updateSize(){this.colorBuffer=this.textureUtils.getColorBuffer(),this.defaultRenderPassdescriptor=null}getMaxAnisotropy(){return 16}hasFeature(e){return this.device.features.has(e)}copyTextureToTexture(e,t,n=null,i=null,s=0,r=0){let a=0,c=0,l=0,u=0,h=0,d=0,f=e.image.width,p=e.image.height,m=1;n!==null&&(n.isBox3===!0?(u=n.min.x,h=n.min.y,d=n.min.z,f=n.max.x-n.min.x,p=n.max.y-n.min.y,m=n.max.z-n.min.z):(u=n.min.x,h=n.min.y,f=n.max.x-n.min.x,p=n.max.y-n.min.y,m=1)),i!==null&&(a=i.x,c=i.y,l=i.z||0);let _=this.device.createCommandEncoder({label:"copyTextureToTexture_"+e.id+"_"+t.id}),y=this.get(e).texture,x=this.get(t).texture;_.copyTextureToTexture({texture:y,mipLevel:s,origin:{x:u,y:h,z:d}},{texture:x,mipLevel:r,origin:{x:a,y:c,z:l}},[f,p,m]),this.device.queue.submit([_.finish()]),r===0&&t.generateMipmaps&&this.textureUtils.generateMipmaps(t)}copyFramebufferToTexture(e,t,n){let i=this.get(t),s=null;t.renderTarget?e.isDepthTexture?s=this.get(t.depthTexture).texture:s=this.get(t.textures[0]).texture:e.isDepthTexture?s=this.textureUtils.getDepthBuffer(t.depth,t.stencil):s=this.context.getCurrentTexture();let r=this.get(e).texture;if(s.format!==r.format){console.error("WebGPUBackend: copyFramebufferToTexture: Source and destination formats do not match.",s.format,r.format);return}let a;if(i.currentPass?(i.currentPass.end(),a=i.encoder):a=this.device.createCommandEncoder({label:"copyFramebufferToTexture_"+e.id}),a.copyTextureToTexture({texture:s,origin:[n.x,n.y,0]},{texture:r},[n.z,n.w]),i.currentPass){let{descriptor:c}=i;for(let l=0;l<c.colorAttachments.length;l++)c.colorAttachments[l].loadOp=Be.Load;if(t.depth&&(c.depthStencilAttachment.depthLoadOp=Be.Load),t.stencil&&(c.depthStencilAttachment.stencilLoadOp=Be.Load),i.currentPass=a.beginRenderPass(c),i.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.viewport&&this.updateViewport(t),t.scissor){let{x:l,y:u,width:h,height:d}=t.scissorValue;i.currentPass.setScissorRect(l,u,h,d)}}else this.device.queue.submit([a.finish()]);e.generateMipmaps&&this.textureUtils.generateMipmaps(e)}},py=class extends Bi{constructor(e,t,n,i,s,r){super(e,t,n,i,s,r),this.iesMap=null}copy(e,t){return super.copy(e,t),this.iesMap=e.iesMap,this}},my=class extends Bi{constructor(e,t,n,i,s,r){super(e,t,n,i,s,r),this.aspect=null}copy(e,t){return super.copy(e,t),this.aspect=e.aspect,this}},nb=class extends ny{constructor(){super(),this.addMaterial(a_,"MeshPhongMaterial"),this.addMaterial(Sf,"MeshStandardMaterial"),this.addMaterial(Mf,"MeshPhysicalMaterial"),this.addMaterial(h_,"MeshToonMaterial"),this.addMaterial(r_,"MeshBasicMaterial"),this.addMaterial(o_,"MeshLambertMaterial"),this.addMaterial(n_,"MeshNormalMaterial"),this.addMaterial(d_,"MeshMatcapMaterial"),this.addMaterial(Qg,"LineBasicMaterial"),this.addMaterial(e_,"LineDashedMaterial"),this.addMaterial(p_,"PointsMaterial"),this.addMaterial(Af,"SpriteMaterial"),this.addMaterial(m_,"ShadowMaterial"),this.addLight(G_,Ks),this.addLight(q_,js),this.addLight($_,ha),this.addLight(Du,Bi),this.addLight(j_,ua),this.addLight(Z_,la),this.addLight(J_,da),this.addLight(Y_,py),this.addLight(K_,my),this.addToneMapping(SN,Qp),this.addToneMapping(MN,em),this.addToneMapping(AN,tm),this.addToneMapping(EN,nm),this.addToneMapping(wN,im),this.addToneMapping(RN,sm)}},ib=class extends wT{constructor(e={}){let t;e.forceWebGL?t=fy:(t=tb,e.getFallback=()=>(console.warn("THREE.WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new fy(e)));let n=new t(e);super(n,e),this.library=new nb,this.isWebGPURenderer=!0,typeof __THREE_DEVTOOLS__!="undefined"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}},sb=class extends rn{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){e===!0&&this.version++}},rb=class{constructor(e,t=Y(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;let n=new qe;n.name="PostProcessing",this._quadMesh=new ao(n),this._context=null}render(){let e=this.renderer;this._update(),this._context.onBeforePostProcessing!==null&&this._context.onBeforePostProcessing();let t=e.toneMapping,n=e.outputColorSpace;e.toneMapping=Gi,e.outputColorSpace=xe.workingColorSpace;let i=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=i,e.toneMapping=t,e.outputColorSpace=n,this._context.onAfterPostProcessing!==null&&this._context.onAfterPostProcessing()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(this.needsUpdate===!0){let e=this.renderer,t=e.toneMapping,n=e.outputColorSpace,i={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null},s=this.outputNode;this.outputColorTransform===!0?(s=s.context(i),s=Yb(s,t,n)):(i.toneMapping=t,i.outputColorSpace=n,s=s.context(i)),this._context=i,this._quadMesh.material.fragmentNode=s,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){this._update(),this._context.onBeforePostProcessing!==null&&this._context.onBeforePostProcessing();let e=this.renderer,t=e.toneMapping,n=e.outputColorSpace;e.toneMapping=Gi,e.outputColorSpace=xe.workingColorSpace;let i=e.xr.enabled;e.xr.enabled=!1,await this._quadMesh.renderAsync(e),e.xr.enabled=i,e.toneMapping=t,e.outputColorSpace=n,this._context.onAfterPostProcessing!==null&&this._context.onAfterPostProcessing()}},ob=class extends Ge{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=Ae,this.minFilter=Ae,this.isStorageTexture=!0}setSize(e,t){(this.image.width!==e||this.image.height!==t)&&(this.image.width=e,this.image.height=t,this.dispose())}},ab=class extends Ge{constructor(e=1,t=1,n=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:n},this.magFilter=Ae,this.minFilter=Ae,this.wrapR=Dt,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,n){(this.image.width!==e||this.image.height!==t||this.image.depth!==n)&&(this.image.width=e,this.image.height=t,this.image.depth=n,this.dispose())}},cb=class extends Ge{constructor(e=1,t=1,n=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:n},this.magFilter=Ae,this.minFilter=Ae,this.isStorageTexture=!0}setSize(e,t,n){(this.image.width!==e||this.image.height!==t||this.image.depth!==n)&&(this.image.width=e,this.image.height=t,this.image.depth=n,this.dispose())}},lb=class extends Cf{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}},gy=class extends Mt{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,n,i){let s=new jt(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(a){i?i(a):console.error(a),this.manager.itemError(e)}},n,i)}parseNodes(e){let t={};if(e!==void 0){for(let i of e){let{uuid:s,type:r}=i;t[s]=this.createNodeFromType(r),t[s].uuid=s}let n={nodes:t,textures:this.textures};for(let i of e)i.meta=n,t[i.uuid].deserialize(i),delete i.meta}return t}parse(e){let 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WO=g.BRDF_GGX,XO=g.BRDF_Lambert,qO=g.BasicPointShadowFilter,$O=g.BasicShadowFilter,YO=g.Break,KO=g.Const,jO=g.Continue,ZO=g.DFGApprox,JO=g.D_GGX,QO=g.Discard,e3=g.EPSILON,t3=g.F_Schlick,n3=g.Fn,i3=g.INFINITY,s3=g.If,r3=g.Loop,o3=g.NodeAccess,a3=g.NodeShaderStage,c3=g.NodeType,l3=g.NodeUpdateType,u3=g.PCFShadowFilter,h3=g.PCFSoftShadowFilter,d3=g.PI,f3=g.PI2,p3=g.PointShadowFilter,m3=g.Return,g3=g.Schlick_to_F0,_3=g.ScriptableNodeResources,y3=g.ShaderNode,x3=g.Stack,v3=g.Switch,T3=g.TBNViewMatrix,b3=g.VSMShadowFilter,S3=g.V_GGX_SmithCorrelated,M3=g.Var,A3=g.VarIntent,E3=g.abs,w3=g.acesFilmicToneMapping,R3=g.acos,C3=g.add,N3=g.addMethodChaining,P3=g.addNodeElement,I3=g.agxToneMapping,L3=g.all,D3=g.alphaT,F3=g.and,U3=g.anisotropy,B3=g.anisotropyB,O3=g.anisotropyT,V3=g.any,G3=g.append,k3=g.array,z3=g.arrayBuffer,H3=g.asin,W3=g.assign,X3=g.atan,q3=g.atan2,$3=g.atomicAdd,Y3=g.atomicAnd,K3=g.atomicFunc,j3=g.atomicLoad,Z3=g.atomicMax,J3=g.atomicMin,Q3=g.atomicOr,eV=g.atomicStore,tV=g.atomicSub,nV=g.atomicXor,iV=g.attenuationColor,sV=g.attenuationDistance,rV=g.attribute,oV=g.attributeArray,aV=g.backgroundBlurriness,cV=g.backgroundIntensity,lV=g.backgroundRotation,uV=g.batch,hV=g.bentNormalView,dV=g.billboarding,fV=g.bitAnd,pV=g.bitNot,mV=g.bitOr,gV=g.bitXor,_V=g.bitangentGeometry,yV=g.bitangentLocal,xV=g.bitangentView,vV=g.bitangentWorld,TV=g.bitcast,bV=g.blendBurn,SV=g.blendColor,MV=g.blendDodge,AV=g.blendOverlay,EV=g.blendScreen,wV=g.blur,RV=g.bool,CV=g.buffer,NV=g.bufferAttribute,PV=g.bumpMap,IV=g.burn,LV=g.builtin,DV=g.bvec2,FV=g.bvec3,UV=g.bvec4,BV=g.bypass,OV=g.cache,VV=g.call,GV=g.cameraFar,kV=g.cameraIndex,zV=g.cameraNear,HV=g.cameraNormalMatrix,WV=g.cameraPosition,XV=g.cameraProjectionMatrix,qV=g.cameraProjectionMatrixInverse,$V=g.cameraViewMatrix,YV=g.cameraViewport,KV=g.cameraWorldMatrix,jV=g.cbrt,ZV=g.cdl,JV=g.ceil,QV=g.checker,eG=g.cineonToneMapping,tG=g.clamp,nG=g.clearcoat,iG=g.clearcoatNormalView,sG=g.clearcoatRoughness,rG=g.code,oG=g.color,aG=g.colorSpaceToWorking,cG=g.colorToDirection,lG=g.compute,uG=g.computeKernel,hG=g.computeSkinning,dG=g.context,fG=g.convert,pG=g.convertColorSpace,mG=g.convertToTexture,gG=g.cos,_G=g.cross,yG=g.cubeTexture,xG=g.cubeTextureBase,vG=g.cubeToUV,TG=g.dFdx,bG=g.dFdy,SG=g.dashSize,MG=g.debug,AG=g.decrement,EG=g.decrementBefore,wG=g.defaultBuildStages,RG=g.defaultShaderStages,CG=g.defined,NG=g.degrees,PG=g.deltaTime,IG=g.densityFog,LG=g.densityFogFactor,DG=g.depth,FG=g.depthPass,UG=g.determinant,BG=g.difference,OG=g.diffuseColor,VG=g.directPointLight,GG=g.directionToColor,kG=g.directionToFaceDirection,zG=g.dispersion,HG=g.distance,WG=g.div,XG=g.dodge,qG=g.dot,$G=g.drawIndex,YG=g.dynamicBufferAttribute,KG=g.element,jG=g.emissive,ZG=g.equal,JG=g.equals,QG=g.equirectUV,ek=g.exp,tk=g.exp2,nk=g.expression,ik=g.faceDirection,sk=g.faceForward,rk=g.faceforward,ok=g.float,ak=g.floatBitsToInt,ck=g.floatBitsToUint,lk=g.floor,uk=g.fog,hk=g.fract,dk=g.frameGroup,fk=g.frameId,pk=g.frontFacing,mk=g.fwidth,gk=g.gain,_k=g.gapSize,yk=g.getConstNodeType,xk=g.getCurrentStack,vk=g.getDirection,Tk=g.getDistanceAttenuation,bk=g.getGeometryRoughness,Sk=g.getNormalFromDepth,Mk=g.getParallaxCorrectNormal,Ak=g.getRoughness,Ek=g.getScreenPosition,wk=g.getShIrradianceAt,Rk=g.getShadowMaterial,Ck=g.getShadowRenderObjectFunction,Nk=g.getTextureIndex,Pk=g.getViewPosition,Ik=g.globalId,Lk=g.glsl,Dk=g.glslFn,Fk=g.grayscale,Uk=g.greaterThan,Bk=g.greaterThanEqual,Ok=g.hash,Vk=g.highpModelNormalViewMatrix,Gk=g.highpModelViewMatrix,kk=g.hue,zk=g.increment,Hk=g.incrementBefore,Wk=g.instance,Xk=g.instanceIndex,qk=g.instancedArray,$k=g.instancedBufferAttribute,Yk=g.instancedDynamicBufferAttribute,Kk=g.instancedMesh,jk=g.int,Zk=g.intBitsToFloat,Jk=g.inverse,Qk=g.inverseSqrt,ez=g.inversesqrt,tz=g.invocationLocalIndex,nz=g.invocationSubgroupIndex,iz=g.ior,sz=g.iridescence,rz=g.iridescenceIOR,oz=g.iridescenceThickness,az=g.ivec2,cz=g.ivec3,lz=g.ivec4,uz=g.js,hz=g.label,dz=g.length,fz=g.lengthSq,pz=g.lessThan,mz=g.lessThanEqual,gz=g.lightPosition,_z=g.lightProjectionUV,yz=g.lightShadowMatrix,xz=g.lightTargetDirection,vz=g.lightTargetPosition,Tz=g.lightViewPosition,bz=g.lightingContext,Sz=g.lights,Mz=g.linearDepth,Az=g.linearToneMapping,Ez=g.localId,wz=g.log,Rz=g.log2,Cz=g.logarithmicDepthToViewZ,Nz=g.luminance,Pz=g.mat2,Iz=g.mat3,Lz=g.mat4,Dz=g.matcapUV,Fz=g.materialAO,Uz=g.materialAlphaTest,Bz=g.materialAnisotropy,Oz=g.materialAnisotropyVector,Vz=g.materialAttenuationColor,Gz=g.materialAttenuationDistance,kz=g.materialClearcoat,zz=g.materialClearcoatNormal,Hz=g.materialClearcoatRoughness,Wz=g.materialColor,Xz=g.materialDispersion,qz=g.materialEmissive,$z=g.materialEnvIntensity,Yz=g.materialEnvRotation,Kz=g.materialIOR,jz=g.materialIridescence,Zz=g.materialIridescenceIOR,Jz=g.materialIridescenceThickness,Qz=g.materialLightMap,eH=g.materialLineDashOffset,tH=g.materialLineDashSize,nH=g.materialLineGapSize,iH=g.materialLineScale,sH=g.materialLineWidth,rH=g.materialMetalness,oH=g.materialNormal,aH=g.materialOpacity,cH=g.materialPointSize,lH=g.materialReference,uH=g.materialReflectivity,hH=g.materialRefractionRatio,dH=g.materialRotation,fH=g.materialRoughness,pH=g.materialSheen,mH=g.materialSheenRoughness,gH=g.materialShininess,_H=g.materialSpecular,yH=g.materialSpecularColor,xH=g.materialSpecularIntensity,vH=g.materialSpecularStrength,TH=g.materialThickness,bH=g.materialTransmission,SH=g.max,MH=g.maxMipLevel,AH=g.mediumpModelViewMatrix,EH=g.metalness,wH=g.min,RH=g.mix,CH=g.mixElement,NH=g.mod,PH=g.modInt,IH=g.modelDirection,LH=g.modelNormalMatrix,DH=g.modelPosition,FH=g.modelRadius,UH=g.modelScale,BH=g.modelViewMatrix,OH=g.modelViewPosition,VH=g.modelViewProjection,GH=g.modelWorldMatrix,kH=g.modelWorldMatrixInverse,zH=g.morphReference,HH=g.mrt,WH=g.mul,XH=g.mx_aastep,qH=g.mx_add,$H=g.mx_atan2,YH=g.mx_cell_noise_float,KH=g.mx_contrast,jH=g.mx_divide,ZH=g.mx_fractal_noise_float,JH=g.mx_fractal_noise_vec2,QH=g.mx_fractal_noise_vec3,e4=g.mx_fractal_noise_vec4,t4=g.mx_frame,n4=g.mx_heighttonormal,i4=g.mx_hsvtorgb,s4=g.mx_ifequal,r4=g.mx_ifgreater,o4=g.mx_ifgreatereq,a4=g.mx_invert,c4=g.mx_modulo,l4=g.mx_multiply,u4=g.mx_noise_float,h4=g.mx_noise_vec3,d4=g.mx_noise_vec4,f4=g.mx_place2d,p4=g.mx_power,m4=g.mx_ramp4,g4=g.mx_ramplr,_4=g.mx_ramptb,y4=g.mx_rgbtohsv,x4=g.mx_rotate2d,v4=g.mx_rotate3d,T4=g.mx_safepower,b4=g.mx_separate,S4=g.mx_splitlr,M4=g.mx_splittb,A4=g.mx_srgb_texture_to_lin_rec709,E4=g.mx_subtract,w4=g.mx_timer,R4=g.mx_transform_uv,C4=g.mx_unifiednoise2d,N4=g.mx_unifiednoise3d,P4=g.mx_worley_noise_float,I4=g.mx_worley_noise_vec2,L4=g.mx_worley_noise_vec3,D4=g.negate,F4=g.neutralToneMapping,U4=g.nodeArray,B4=g.nodeImmutable,O4=g.nodeObject,V4=g.nodeObjectIntent,G4=g.nodeObjects,k4=g.nodeProxy,z4=g.nodeProxyIntent,H4=g.normalFlat,W4=g.normalGeometry,X4=g.normalLocal,q4=g.normalMap,$4=g.normalView,Y4=g.normalViewGeometry,K4=g.normalWorld,j4=g.normalWorldGeometry,Z4=g.normalize,J4=g.not,Q4=g.notEqual,eW=g.numWorkgroups,tW=g.objectDirection,nW=g.objectGroup,iW=g.objectPosition,sW=g.objectRadius,rW=g.objectScale,oW=g.objectViewPosition,aW=g.objectWorldMatrix,cW=g.OnObjectUpdate,lW=g.OnMaterialUpdate,uW=g.oneMinus,hW=g.or,dW=g.orthographicDepthToViewZ,fW=g.oscSawtooth,pW=g.oscSine,mW=g.oscSquare,gW=g.oscTriangle,_W=g.output,yW=g.outputStruct,xW=g.overlay,vW=g.overloadingFn,TW=g.parabola,bW=g.parallaxDirection,SW=g.parallaxUV,MW=g.parameter,AW=g.pass,EW=g.passTexture,wW=g.pcurve,RW=g.perspectiveDepthToViewZ,CW=g.pmremTexture,NW=g.pointShadow,PW=g.pointUV,IW=g.pointWidth,LW=g.positionGeometry,DW=g.positionLocal,FW=g.positionPrevious,UW=g.positionView,BW=g.positionViewDirection,OW=g.positionWorld,VW=g.positionWorldDirection,GW=g.posterize,kW=g.pow,zW=g.pow2,HW=g.pow3,WW=g.pow4,XW=g.premultiplyAlpha,qW=g.property,$W=g.radians,YW=g.rand,KW=g.range,jW=g.rangeFog,ZW=g.rangeFogFactor,JW=g.reciprocal,QW=g.reference,e5=g.referenceBuffer,t5=g.reflect,n5=g.reflectVector,i5=g.reflectView,s5=g.reflector,r5=g.refract,o5=g.refractVector,a5=g.refractView,c5=g.reinhardToneMapping,l5=g.remap,u5=g.remapClamp,h5=g.renderGroup,d5=g.renderOutput,f5=g.rendererReference,p5=g.rotate,m5=g.rotateUV,g5=g.roughness,_5=g.round,y5=g.rtt,x5=g.sRGBTransferEOTF,v5=g.sRGBTransferOETF,T5=g.sample,b5=g.sampler,S5=g.samplerComparison,M5=g.saturate,A5=g.saturation,E5=g.screen,w5=g.screenCoordinate,R5=g.screenDPR,C5=g.screenSize,N5=g.screenUV,P5=g.scriptable,I5=g.scriptableValue,L5=g.select,D5=g.setCurrentStack,F5=g.setName,U5=g.shaderStages,B5=g.shadow,O5=g.shadowPositionWorld,V5=g.shapeCircle,G5=g.sharedUniformGroup,k5=g.sheen,z5=g.sheenRoughness,H5=g.shiftLeft,W5=g.shiftRight,X5=g.shininess,q5=g.sign,$5=g.sin,Y5=g.sinc,K5=g.skinning,j5=g.smoothstep,Z5=g.smoothstepElement,J5=g.specularColor,Q5=g.specularF90,e6=g.spherizeUV,t6=g.split,n6=g.spritesheetUV,i6=g.sqrt,s6=g.stack,r6=g.step,o6=g.stepElement,a6=g.storage,c6=g.storageBarrier,l6=g.storageObject,u6=g.storageTexture,h6=g.string,d6=g.struct,f6=g.sub,p6=g.subgroupAdd,m6=g.subgroupAll,g6=g.subgroupAnd,_6=g.subgroupAny,y6=g.subgroupBallot,x6=g.subgroupBroadcast,v6=g.subgroupBroadcastFirst,T6=g.subBuild,b6=g.subgroupElect,S6=g.subgroupExclusiveAdd,M6=g.subgroupExclusiveMul,A6=g.subgroupInclusiveAdd,E6=g.subgroupInclusiveMul,w6=g.subgroupIndex,R6=g.subgroupMax,C6=g.subgroupMin,N6=g.subgroupMul,P6=g.subgroupOr,I6=g.subgroupShuffle,L6=g.subgroupShuffleDown,D6=g.subgroupShuffleUp,F6=g.subgroupShuffleXor,U6=g.subgroupSize,B6=g.subgroupXor,O6=g.tan,V6=g.tangentGeometry,G6=g.tangentLocal,k6=g.tangentView,z6=g.tangentWorld,H6=g.texture,W6=g.texture3D,X6=g.textureBarrier,q6=g.textureBicubic,$6=g.textureBicubicLevel,Y6=g.textureCubeUV,K6=g.textureLoad,j6=g.textureSize,Z6=g.textureStore,J6=g.thickness,Q6=g.time,e8=g.toneMapping,t8=g.toneMappingExposure,n8=g.toonOutlinePass,i8=g.transformDirection,s8=g.transformNormal,r8=g.transformNormalToView,o8=g.transformedClearcoatNormalView,a8=g.transformedNormalView,c8=g.transformedNormalWorld,l8=g.transmission,u8=g.transpose,h8=g.triNoise3D,d8=g.triplanarTexture,f8=g.triplanarTextures,p8=g.trunc,m8=g.uint,g8=g.uintBitsToFloat,_8=g.uniform,y8=g.uniformArray,x8=g.uniformCubeTexture,v8=g.uniformGroup,T8=g.uniformFlow,b8=g.uniformTexture,S8=g.unpremultiplyAlpha,M8=g.userData,A8=g.uv,E8=g.uvec2,w8=g.uvec3,R8=g.uvec4,C8=g.varying,N8=g.varyingProperty,P8=g.vec2,I8=g.vec3,L8=g.vec4,D8=g.vectorComponents,F8=g.velocity,U8=g.vertexColor,B8=g.vertexIndex,O8=g.vertexStage,V8=g.vibrance,G8=g.viewZToLogarithmicDepth,k8=g.viewZToOrthographicDepth,z8=g.viewZToPerspectiveDepth,H8=g.viewport,W8=g.viewportCoordinate,X8=g.viewportDepthTexture,q8=g.viewportLinearDepth,$8=g.viewportMipTexture,Y8=g.viewportResolution,K8=g.viewportSafeUV,j8=g.viewportSharedTexture,Z8=g.viewportSize,J8=g.viewportTexture,Q8=g.viewportUV,eX=g.wgsl,tX=g.wgslFn,nX=g.workgroupArray,iX=g.workgroupBarrier,sX=g.workgroupId,rX=g.workingToColorSpace,oX=g.xor;var aX=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,cX=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,lX=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,uX=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,hX=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,dX=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,fX=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,pX=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,mX=`#ifdef USE_BATCHING
	#if ! defined( GL_ANGLE_multi_draw )
	#define gl_DrawID _gl_DrawID
	uniform int _gl_DrawID;
	#endif
	uniform highp sampler2D batchingTexture;
	uniform highp usampler2D batchingIdTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
	float getIndirectIndex( const in int i ) {
		int size = textureSize( batchingIdTexture, 0 ).x;
		int x = i % size;
		int y = i / size;
		return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec3 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
	}
#endif`,gX=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
#endif`,_X=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,yX=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,xX=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,vX=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,TX=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,bX=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,SX=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,MX=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,AX=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,EX=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,wX=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,RX=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,CX=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
	vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );
	vColor.xyz *= batchingColor.xyz;
#endif`,NX=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,PX=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,IX=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,LX=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,DX=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,FX=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
		emissiveColor = sRGBTransferEOTF( emissiveColor );
	#endif
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,UX=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,BX="gl_FragColor = linearToOutputTexel( gl_FragColor );",OX=`vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferEOTF( in vec4 value ) {
	return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );
}`,VX=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,GX=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,kX=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,zX=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,HX=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,WX=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,XX=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,qX=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,$X=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,YX=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,KX=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,jX=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,ZX=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,JX=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,QX=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,eq=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,tq=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,nq=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,iq=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,sq=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,rq=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#else
void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,oq=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,aq=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,cq=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,lq=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,uq=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,hq=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,dq=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,fq=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,pq=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,mq=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,gq=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,_q=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,yq=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,xq=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,vq=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,Tq=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,bq=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,Sq=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,Mq=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,Aq=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,Eq=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,wq=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,Rq=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,Cq=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,Nq=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,Pq=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,Iq=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,Lq=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,Dq=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,Fq=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;
const float Inv255 = 1. / 255.;
const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );
const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );
const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );
const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );
vec4 packDepthToRGBA( const in float v ) {
	if( v <= 0.0 )
		return vec4( 0., 0., 0., 0. );
	if( v >= 1.0 )
		return vec4( 1., 1., 1., 1. );
	float vuf;
	float af = modf( v * PackFactors.a, vuf );
	float bf = modf( vuf * ShiftRight8, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );
}
vec3 packDepthToRGB( const in float v ) {
	if( v <= 0.0 )
		return vec3( 0., 0., 0. );
	if( v >= 1.0 )
		return vec3( 1., 1., 1. );
	float vuf;
	float bf = modf( v * PackFactors.b, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec3( vuf * Inv255, gf * PackUpscale, bf );
}
vec2 packDepthToRG( const in float v ) {
	if( v <= 0.0 )
		return vec2( 0., 0. );
	if( v >= 1.0 )
		return vec2( 1., 1. );
	float vuf;
	float gf = modf( v * 256., vuf );
	return vec2( vuf * Inv255, gf );
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors4 );
}
float unpackRGBToDepth( const in vec3 v ) {
	return dot( v, UnpackFactors3 );
}
float unpackRGToDepth( const in vec2 v ) {
	return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;
}
vec4 pack2HalfToRGBA( const in vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( const in vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,Uq=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,Bq=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,Oq=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,Vq=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,Gq=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,kq=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,zq=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		float depth = unpackRGBAToDepth( texture2D( depths, uv ) );
		#ifdef USE_REVERSED_DEPTH_BUFFER
			return step( depth, compare );
		#else
			return step( compare, depth );
		#endif
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow( sampler2D shadow, vec2 uv, float compare ) {
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		#ifdef USE_REVERSED_DEPTH_BUFFER
			float hard_shadow = step( distribution.x, compare );
		#else
			float hard_shadow = step( compare, distribution.x );
		#endif
		if ( hard_shadow != 1.0 ) {
			float distance = compare - distribution.x;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		
		float lightToPositionLength = length( lightToPosition );
		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
				shadow = (
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
				) * ( 1.0 / 9.0 );
			#else
				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
			#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
#endif`,Hq=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,Wq=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,Xq=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,qq=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,$q=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,Yq=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,Kq=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,jq=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,Zq=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,Jq=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,Qq=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 CineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,e$=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,t$=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		#else
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,n$=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,i$=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,s$=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,r$=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`,o$=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,a$=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,c$=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,l$=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,u$=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,h$=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,d$=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,f$=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	#ifdef USE_REVERSED_DEPTH_BUFFER
		float fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];
	#else
		float fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;
	#endif
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#elif DEPTH_PACKING == 3202
		gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );
	#elif DEPTH_PACKING == 3203
		gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );
	#endif
}`,p$=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,m$=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,g$=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,_$=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,y$=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,x$=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,v$=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,T$=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,b$=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,S$=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,M$=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,A$=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,E$=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,w$=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,R$=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,C$=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,N$=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,P$=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,I$=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,L$=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,D$=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,F$=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,U$=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,B$=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,O$=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix[ 3 ];
	vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,V$=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,Pe={alphahash_fragment:aX,alphahash_pars_fragment:cX,alphamap_fragment:lX,alphamap_pars_fragment:uX,alphatest_fragment:hX,alphatest_pars_fragment:dX,aomap_fragment:fX,aomap_pars_fragment:pX,batching_pars_vertex:mX,batching_vertex:gX,begin_vertex:_X,beginnormal_vertex:yX,bsdfs:xX,iridescence_fragment:vX,bumpmap_pars_fragment:TX,clipping_planes_fragment:bX,clipping_planes_pars_fragment:SX,clipping_planes_pars_vertex:MX,clipping_planes_vertex:AX,color_fragment:EX,color_pars_fragment:wX,color_pars_vertex:RX,color_vertex:CX,common:NX,cube_uv_reflection_fragment:PX,defaultnormal_vertex:IX,displacementmap_pars_vertex:LX,displacementmap_vertex:DX,emissivemap_fragment:FX,emissivemap_pars_fragment:UX,colorspace_fragment:BX,colorspace_pars_fragment:OX,envmap_fragment:VX,envmap_common_pars_fragment:GX,envmap_pars_fragment:kX,envmap_pars_vertex:zX,envmap_physical_pars_fragment:QX,envmap_vertex:HX,fog_vertex:WX,fog_pars_vertex:XX,fog_fragment:qX,fog_pars_fragment:$X,gradientmap_pars_fragment:YX,lightmap_pars_fragment:KX,lights_lambert_fragment:jX,lights_lambert_pars_fragment:ZX,lights_pars_begin:JX,lights_toon_fragment:eq,lights_toon_pars_fragment:tq,lights_phong_fragment:nq,lights_phong_pars_fragment:iq,lights_physical_fragment:sq,lights_physical_pars_fragment:rq,lights_fragment_begin:oq,lights_fragment_maps:aq,lights_fragment_end:cq,logdepthbuf_fragment:lq,logdepthbuf_pars_fragment:uq,logdepthbuf_pars_vertex:hq,logdepthbuf_vertex:dq,map_fragment:fq,map_pars_fragment:pq,map_particle_fragment:mq,map_particle_pars_fragment:gq,metalnessmap_fragment:_q,metalnessmap_pars_fragment:yq,morphinstance_vertex:xq,morphcolor_vertex:vq,morphnormal_vertex:Tq,morphtarget_pars_vertex:bq,morphtarget_vertex:Sq,normal_fragment_begin:Mq,normal_fragment_maps:Aq,normal_pars_fragment:Eq,normal_pars_vertex:wq,normal_vertex:Rq,normalmap_pars_fragment:Cq,clearcoat_normal_fragment_begin:Nq,clearcoat_normal_fragment_maps:Pq,clearcoat_pars_fragment:Iq,iridescence_pars_fragment:Lq,opaque_fragment:Dq,packing:Fq,premultiplied_alpha_fragment:Uq,project_vertex:Bq,dithering_fragment:Oq,dithering_pars_fragment:Vq,roughnessmap_fragment:Gq,roughnessmap_pars_fragment:kq,shadowmap_pars_fragment:zq,shadowmap_pars_vertex:Hq,shadowmap_vertex:Wq,shadowmask_pars_fragment:Xq,skinbase_vertex:qq,skinning_pars_vertex:$q,skinning_vertex:Yq,skinnormal_vertex:Kq,specularmap_fragment:jq,specularmap_pars_fragment:Zq,tonemapping_fragment:Jq,tonemapping_pars_fragment:Qq,transmission_fragment:e$,transmission_pars_fragment:t$,uv_pars_fragment:n$,uv_pars_vertex:i$,uv_vertex:s$,worldpos_vertex:r$,background_vert:o$,background_frag:a$,backgroundCube_vert:c$,backgroundCube_frag:l$,cube_vert:u$,cube_frag:h$,depth_vert:d$,depth_frag:f$,distanceRGBA_vert:p$,distanceRGBA_frag:m$,equirect_vert:g$,equirect_frag:_$,linedashed_vert:y$,linedashed_frag:x$,meshbasic_vert:v$,meshbasic_frag:T$,meshlambert_vert:b$,meshlambert_frag:S$,meshmatcap_vert:M$,meshmatcap_frag:A$,meshnormal_vert:E$,meshnormal_frag:w$,meshphong_vert:R$,meshphong_frag:C$,meshphysical_vert:N$,meshphysical_frag:P$,meshtoon_vert:I$,meshtoon_frag:L$,points_vert:D$,points_frag:F$,shadow_vert:U$,shadow_frag:B$,sprite_vert:O$,sprite_frag:V$},Q={common:{diffuse:{value:new q(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new pe},alphaMap:{value:null},alphaMapTransform:{value:new pe},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new pe}},envmap:{envMap:{value:null},envMapRotation:{value:new pe},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new pe}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new pe}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new pe},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new pe},normalScale:{value:new B(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new pe},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new pe}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new pe}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new pe}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new q(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new q(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new pe},alphaTest:{value:0},uvTransform:{value:new pe}},sprite:{diffuse:{value:new q(16777215)},opacity:{value:1},center:{value:new B(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new pe},alphaMap:{value:null},alphaMapTransform:{value:new pe},alphaTest:{value:0}}},a1={basic:{uniforms:Tn([Q.common,Q.specularmap,Q.envmap,Q.aomap,Q.lightmap,Q.fog]),vertexShader:Pe.meshbasic_vert,fragmentShader:Pe.meshbasic_frag},lambert:{uniforms:Tn([Q.common,Q.specularmap,Q.envmap,Q.aomap,Q.lightmap,Q.emissivemap,Q.bumpmap,Q.normalmap,Q.displacementmap,Q.fog,Q.lights,{emissive:{value:new q(0)}}]),vertexShader:Pe.meshlambert_vert,fragmentShader:Pe.meshlambert_frag},phong:{uniforms:Tn([Q.common,Q.specularmap,Q.envmap,Q.aomap,Q.lightmap,Q.emissivemap,Q.bumpmap,Q.normalmap,Q.displacementmap,Q.fog,Q.lights,{emissive:{value:new q(0)},specular:{value:new q(1118481)},shininess:{value:30}}]),vertexShader:Pe.meshphong_vert,fragmentShader:Pe.meshphong_frag},standard:{uniforms:Tn([Q.common,Q.envmap,Q.aomap,Q.lightmap,Q.emissivemap,Q.bumpmap,Q.normalmap,Q.displacementmap,Q.roughnessmap,Q.metalnessmap,Q.fog,Q.lights,{emissive:{value:new q(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Pe.meshphysical_vert,fragmentShader:Pe.meshphysical_frag},toon:{uniforms:Tn([Q.common,Q.aomap,Q.lightmap,Q.emissivemap,Q.bumpmap,Q.normalmap,Q.displacementmap,Q.gradientmap,Q.fog,Q.lights,{emissive:{value:new q(0)}}]),vertexShader:Pe.meshtoon_vert,fragmentShader:Pe.meshtoon_frag},matcap:{uniforms:Tn([Q.common,Q.bumpmap,Q.normalmap,Q.displacementmap,Q.fog,{matcap:{value:null}}]),vertexShader:Pe.meshmatcap_vert,fragmentShader:Pe.meshmatcap_frag},points:{uniforms:Tn([Q.points,Q.fog]),vertexShader:Pe.points_vert,fragmentShader:Pe.points_frag},dashed:{uniforms:Tn([Q.common,Q.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Pe.linedashed_vert,fragmentShader:Pe.linedashed_frag},depth:{uniforms:Tn([Q.common,Q.displacementmap]),vertexShader:Pe.depth_vert,fragmentShader:Pe.depth_frag},normal:{uniforms:Tn([Q.common,Q.bumpmap,Q.normalmap,Q.displacementmap,{opacity:{value:1}}]),vertexShader:Pe.meshnormal_vert,fragmentShader:Pe.meshnormal_frag},sprite:{uniforms:Tn([Q.sprite,Q.fog]),vertexShader:Pe.sprite_vert,fragmentShader:Pe.sprite_frag},background:{uniforms:{uvTransform:{value:new pe},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Pe.background_vert,fragmentShader:Pe.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new pe}},vertexShader:Pe.backgroundCube_vert,fragmentShader:Pe.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Pe.cube_vert,fragmentShader:Pe.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Pe.equirect_vert,fragmentShader:Pe.equirect_frag},distanceRGBA:{uniforms:Tn([Q.common,Q.displacementmap,{referencePosition:{value:new S},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Pe.distanceRGBA_vert,fragmentShader:Pe.distanceRGBA_frag},shadow:{uniforms:Tn([Q.lights,Q.fog,{color:{value:new q(0)},opacity:{value:1}}]),vertexShader:Pe.shadow_vert,fragmentShader:Pe.shadow_frag}};a1.physical={uniforms:Tn([a1.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new pe},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new pe},clearcoatNormalScale:{value:new B(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new pe},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new pe},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new pe},sheen:{value:0},sheenColor:{value:new q(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new pe},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new pe},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new pe},transmissionSamplerSize:{value:new B},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new pe},attenuationDistance:{value:0},attenuationColor:{value:new q(0)},specularColor:{value:new q(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new pe},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new pe},anisotropyVector:{value:new B},anisotropyMap:{value:null},anisotropyMapTransform:{value:new pe}}]),vertexShader:Pe.meshphysical_vert,fragmentShader:Pe.meshphysical_frag};var Ic=(1+Math.sqrt(5))/2,ku=1/Ic,v9=[new S(-Ic,ku,0),new S(Ic,ku,0),new S(-ku,0,Ic),new S(ku,0,Ic),new S(0,Ic,-ku),new S(0,Ic,ku),new S(-1,1,-1),new S(1,1,-1),new S(-1,1,1),new S(1,1,1)];var T9=new Float32Array(16),b9=new Float32Array(9),S9=new Float32Array(4);var M9={[Sa]:Ma,[Aa]:Ra,[Ea]:Ca,[Gs]:wa,[Ma]:Sa,[Ra]:Aa,[Ca]:Ea,[wa]:Gs};var c1={type:"change"},VS={type:"start"},u1={type:"end"},Xy=new ai,l1=new pn,G$=Math.cos(70*nr.DEG2RAD),zt=new S,Fn=2*Math.PI,$e={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},OS=1e-6,qy=class extends _a{constructor(e,t=null){super(e,t),this.state=$e.NONE,this.target=new S,this.cursor=new S,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.keyRotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:ns.ROTATE,MIDDLE:ns.DOLLY,RIGHT:ns.PAN},this.touches={ONE:is.ROTATE,TWO:is.DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new S,this._lastQuaternion=new tt,this._lastTargetPosition=new S,this._quat=new tt().setFromUnitVectors(e.up,new S(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new Gr,this._sphericalDelta=new Gr,this._scale=1,this._panOffset=new S,this._rotateStart=new B,this._rotateEnd=new B,this._rotateDelta=new B,this._panStart=new B,this._panEnd=new B,this._panDelta=new B,this._dollyStart=new B,this._dollyEnd=new B,this._dollyDelta=new B,this._dollyDirection=new S,this._mouse=new B,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=z$.bind(this),this._onPointerDown=k$.bind(this),this._onPointerUp=H$.bind(this),this._onContextMenu=j$.bind(this),this._onMouseWheel=q$.bind(this),this._onKeyDown=$$.bind(this),this._onTouchStart=Y$.bind(this),this._onTouchMove=K$.bind(this),this._onMouseDown=W$.bind(this),this._onMouseMove=X$.bind(this),this._interceptControlDown=Z$.bind(this),this._interceptControlUp=J$.bind(this),this.domElement!==null&&this.connect(this.domElement),this.update()}connect(e){super.connect(e),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents(),this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(e){e.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=e}stopListenToKeyEvents(){this._domElementKeyEvents!==null&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(c1),this.update(),this.state=$e.NONE}update(e=null){let t=this.object.position;zt.copy(t).sub(this.target),zt.applyQuaternion(this._quat),this._spherical.setFromVector3(zt),this.autoRotate&&this.state===$e.NONE&&this._rotateLeft(this._getAutoRotationAngle(e)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let n=this.minAzimuthAngle,i=this.maxAzimuthAngle;isFinite(n)&&isFinite(i)&&(n<-Math.PI?n+=Fn:n>Math.PI&&(n-=Fn),i<-Math.PI?i+=Fn:i>Math.PI&&(i-=Fn),n<=i?this._spherical.theta=Math.max(n,Math.min(i,this._spherical.theta)):this._spherical.theta=this._spherical.theta>(n+i)/2?Math.max(n,this._spherical.theta):Math.min(i,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),this.enableDamping===!0?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let s=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{let r=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),s=r!=this._spherical.radius}if(zt.setFromSpherical(this._spherical),zt.applyQuaternion(this._quatInverse),t.copy(this.target).add(zt),this.object.lookAt(this.target),this.enableDamping===!0?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let r=null;if(this.object.isPerspectiveCamera){let a=zt.length();r=this._clampDistance(a*this._scale);let c=a-r;this.object.position.addScaledVector(this._dollyDirection,c),this.object.updateMatrixWorld(),s=!!c}else if(this.object.isOrthographicCamera){let a=new S(this._mouse.x,this._mouse.y,0);a.unproject(this.object);let c=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),s=c!==this.object.zoom;let l=new S(this._mouse.x,this._mouse.y,0);l.unproject(this.object),this.object.position.sub(l).add(a),this.object.updateMatrixWorld(),r=zt.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;r!==null&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(r).add(this.object.position):(Xy.origin.copy(this.object.position),Xy.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(Xy.direction))<G$?this.object.lookAt(this.target):(l1.setFromNormalAndCoplanarPoint(this.object.up,this.target),Xy.intersectPlane(l1,this.target))))}else if(this.object.isOrthographicCamera){let r=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),r!==this.object.zoom&&(this.object.updateProjectionMatrix(),s=!0)}return this._scale=1,this._performCursorZoom=!1,s||this._lastPosition.distanceToSquared(this.object.position)>OS||8*(1-this._lastQuaternion.dot(this.object.quaternion))>OS||this._lastTargetPosition.distanceToSquared(this.target)>OS?(this.dispatchEvent(c1),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0):!1}_getAutoRotationAngle(e){return e!==null?Fn/60*this.autoRotateSpeed*e:Fn/60/60*this.autoRotateSpeed}_getZoomScale(e){let t=Math.abs(e*.01);return Math.pow(.95,this.zoomSpeed*t)}_rotateLeft(e){this._sphericalDelta.theta-=e}_rotateUp(e){this._sphericalDelta.phi-=e}_panLeft(e,t){zt.setFromMatrixColumn(t,0),zt.multiplyScalar(-e),this._panOffset.add(zt)}_panUp(e,t){this.screenSpacePanning===!0?zt.setFromMatrixColumn(t,1):(zt.setFromMatrixColumn(t,0),zt.crossVectors(this.object.up,zt)),zt.multiplyScalar(e),this._panOffset.add(zt)}_pan(e,t){let n=this.domElement;if(this.object.isPerspectiveCamera){let i=this.object.position;zt.copy(i).sub(this.target);let s=zt.length();s*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*e*s/n.clientHeight,this.object.matrix),this._panUp(2*t*s/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(e*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(t*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(e,t){if(!this.zoomToCursor)return;this._performCursorZoom=!0;let n=this.domElement.getBoundingClientRect(),i=e-n.left,s=t-n.top,r=n.width,a=n.height;this._mouse.x=i/r*2-1,this._mouse.y=-(s/a)*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(e){return Math.max(this.minDistance,Math.min(this.maxDistance,e))}_handleMouseDownRotate(e){this._rotateStart.set(e.clientX,e.clientY)}_handleMouseDownDolly(e){this._updateZoomParameters(e.clientX,e.clientX),this._dollyStart.set(e.clientX,e.clientY)}_handleMouseDownPan(e){this._panStart.set(e.clientX,e.clientY)}_handleMouseMoveRotate(e){this._rotateEnd.set(e.clientX,e.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);let t=this.domElement;this._rotateLeft(Fn*this._rotateDelta.x/t.clientHeight),this._rotateUp(Fn*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(e){this._dollyEnd.set(e.clientX,e.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(e){this._panEnd.set(e.clientX,e.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(e){this._updateZoomParameters(e.clientX,e.clientY),e.deltaY<0?this._dollyIn(this._getZoomScale(e.deltaY)):e.deltaY>0&&this._dollyOut(this._getZoomScale(e.deltaY)),this.update()}_handleKeyDown(e){let t=!1;switch(e.code){case this.keys.UP:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(Fn*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),t=!0;break;case this.keys.BOTTOM:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(-Fn*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),t=!0;break;case this.keys.LEFT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(Fn*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),t=!0;break;case this.keys.RIGHT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(-Fn*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),t=!0;break}t&&(e.preventDefault(),this.update())}_handleTouchStartRotate(e){if(this._pointers.length===1)this._rotateStart.set(e.pageX,e.pageY);else{let t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),i=.5*(e.pageY+t.y);this._rotateStart.set(n,i)}}_handleTouchStartPan(e){if(this._pointers.length===1)this._panStart.set(e.pageX,e.pageY);else{let t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),i=.5*(e.pageY+t.y);this._panStart.set(n,i)}}_handleTouchStartDolly(e){let t=this._getSecondPointerPosition(e),n=e.pageX-t.x,i=e.pageY-t.y,s=Math.sqrt(n*n+i*i);this._dollyStart.set(0,s)}_handleTouchStartDollyPan(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enablePan&&this._handleTouchStartPan(e)}_handleTouchStartDollyRotate(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enableRotate&&this._handleTouchStartRotate(e)}_handleTouchMoveRotate(e){if(this._pointers.length==1)this._rotateEnd.set(e.pageX,e.pageY);else{let n=this._getSecondPointerPosition(e),i=.5*(e.pageX+n.x),s=.5*(e.pageY+n.y);this._rotateEnd.set(i,s)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);let t=this.domElement;this._rotateLeft(Fn*this._rotateDelta.x/t.clientHeight),this._rotateUp(Fn*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(e){if(this._pointers.length===1)this._panEnd.set(e.pageX,e.pageY);else{let t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),i=.5*(e.pageY+t.y);this._panEnd.set(n,i)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(e){let t=this._getSecondPointerPosition(e),n=e.pageX-t.x,i=e.pageY-t.y,s=Math.sqrt(n*n+i*i);this._dollyEnd.set(0,s),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);let r=(e.pageX+t.x)*.5,a=(e.pageY+t.y)*.5;this._updateZoomParameters(r,a)}_handleTouchMoveDollyPan(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enablePan&&this._handleTouchMovePan(e)}_handleTouchMoveDollyRotate(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enableRotate&&this._handleTouchMoveRotate(e)}_addPointer(e){this._pointers.push(e.pointerId)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId){this._pointers.splice(t,1);return}}_isTrackingPointer(e){for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId)return!0;return!1}_trackPointer(e){let t=this._pointerPositions[e.pointerId];t===void 0&&(t=new B,this._pointerPositions[e.pointerId]=t),t.set(e.pageX,e.pageY)}_getSecondPointerPosition(e){let t=e.pointerId===this._pointers[0]?this._pointers[1]:this._pointers[0];return this._pointerPositions[t]}_customWheelEvent(e){let t=e.deltaMode,n={clientX:e.clientX,clientY:e.clientY,deltaY:e.deltaY};switch(t){case 1:n.deltaY*=16;break;case 2:n.deltaY*=100;break}return e.ctrlKey&&!this._controlActive&&(n.deltaY*=10),n}};function k$(o){this.enabled!==!1&&(this._pointers.length===0&&(this.domElement.setPointerCapture(o.pointerId),this.domElement.addEventListener("pointermove",this._onPointerMove),this.domElement.addEventListener("pointerup",this._onPointerUp)),!this._isTrackingPointer(o)&&(this._addPointer(o),o.pointerType==="touch"?this._onTouchStart(o):this._onMouseDown(o)))}function z$(o){this.enabled!==!1&&(o.pointerType==="touch"?this._onTouchMove(o):this._onMouseMove(o))}function H$(o){switch(this._removePointer(o),this._pointers.length){case 0:this.domElement.releasePointerCapture(o.pointerId),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.dispatchEvent(u1),this.state=$e.NONE;break;case 1:let e=this._pointers[0],t=this._pointerPositions[e];this._onTouchStart({pointerId:e,pageX:t.x,pageY:t.y});break}}function W$(o){let e;switch(o.button){case 0:e=this.mouseButtons.LEFT;break;case 1:e=this.mouseButtons.MIDDLE;break;case 2:e=this.mouseButtons.RIGHT;break;default:e=-1}switch(e){case ns.DOLLY:if(this.enableZoom===!1)return;this._handleMouseDownDolly(o),this.state=$e.DOLLY;break;case ns.ROTATE:if(o.ctrlKey||o.metaKey||o.shiftKey){if(this.enablePan===!1)return;this._handleMouseDownPan(o),this.state=$e.PAN}else{if(this.enableRotate===!1)return;this._handleMouseDownRotate(o),this.state=$e.ROTATE}break;case ns.PAN:if(o.ctrlKey||o.metaKey||o.shiftKey){if(this.enableRotate===!1)return;this._handleMouseDownRotate(o),this.state=$e.ROTATE}else{if(this.enablePan===!1)return;this._handleMouseDownPan(o),this.state=$e.PAN}break;default:this.state=$e.NONE}this.state!==$e.NONE&&this.dispatchEvent(VS)}function X$(o){switch(this.state){case $e.ROTATE:if(this.enableRotate===!1)return;this._handleMouseMoveRotate(o);break;case $e.DOLLY:if(this.enableZoom===!1)return;this._handleMouseMoveDolly(o);break;case $e.PAN:if(this.enablePan===!1)return;this._handleMouseMovePan(o);break}}function q$(o){this.enabled===!1||this.enableZoom===!1||this.state!==$e.NONE||(o.preventDefault(),this.dispatchEvent(VS),this._handleMouseWheel(this._customWheelEvent(o)),this.dispatchEvent(u1))}function $$(o){this.enabled!==!1&&this._handleKeyDown(o)}function Y$(o){switch(this._trackPointer(o),this._pointers.length){case 1:switch(this.touches.ONE){case is.ROTATE:if(this.enableRotate===!1)return;this._handleTouchStartRotate(o),this.state=$e.TOUCH_ROTATE;break;case is.PAN:if(this.enablePan===!1)return;this._handleTouchStartPan(o),this.state=$e.TOUCH_PAN;break;default:this.state=$e.NONE}break;case 2:switch(this.touches.TWO){case is.DOLLY_PAN:if(this.enableZoom===!1&&this.enablePan===!1)return;this._handleTouchStartDollyPan(o),this.state=$e.TOUCH_DOLLY_PAN;break;case is.DOLLY_ROTATE:if(this.enableZoom===!1&&this.enableRotate===!1)return;this._handleTouchStartDollyRotate(o),this.state=$e.TOUCH_DOLLY_ROTATE;break;default:this.state=$e.NONE}break;default:this.state=$e.NONE}this.state!==$e.NONE&&this.dispatchEvent(VS)}function K$(o){switch(this._trackPointer(o),this.state){case $e.TOUCH_ROTATE:if(this.enableRotate===!1)return;this._handleTouchMoveRotate(o),this.update();break;case $e.TOUCH_PAN:if(this.enablePan===!1)return;this._handleTouchMovePan(o),this.update();break;case $e.TOUCH_DOLLY_PAN:if(this.enableZoom===!1&&this.enablePan===!1)return;this._handleTouchMoveDollyPan(o),this.update();break;case $e.TOUCH_DOLLY_ROTATE:if(this.enableZoom===!1&&this.enableRotate===!1)return;this._handleTouchMoveDollyRotate(o),this.update();break;default:this.state=$e.NONE}}function j$(o){this.enabled!==!1&&o.preventDefault()}function Z$(o){o.key==="Control"&&(this._controlActive=!0,this.domElement.getRootNode().addEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0}))}function J$(o){o.key==="Control"&&(this._controlActive=!1,this.domElement.getRootNode().removeEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0}))}function GS(o,e){if(e===vd)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),o;if(e===jr||e===oc){let t=o.getIndex();if(t===null){let r=[],a=o.getAttribute("position");if(a!==void 0){for(let c=0;c<a.count;c++)r.push(c);o.setIndex(r),t=o.getIndex()}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),o}let n=t.count-2,i=[];if(e===jr)for(let r=1;r<=n;r++)i.push(t.getX(0)),i.push(t.getX(r)),i.push(t.getX(r+1));else for(let r=0;r<n;r++)r%2===0?(i.push(t.getX(r)),i.push(t.getX(r+1)),i.push(t.getX(r+2))):(i.push(t.getX(r+2)),i.push(t.getX(r+1)),i.push(t.getX(r)));i.length/3!==n&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");let s=o.clone();return s.setIndex(i),s.clearGroups(),s}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),o}var $y=class extends Mt{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(t){return new $S(t)}),this.register(function(t){return new YS(t)}),this.register(function(t){return new iM(t)}),this.register(function(t){return new sM(t)}),this.register(function(t){return new rM(t)}),this.register(function(t){return new jS(t)}),this.register(function(t){return new ZS(t)}),this.register(function(t){return new JS(t)}),this.register(function(t){return new QS(t)}),this.register(function(t){return new qS(t)}),this.register(function(t){return new eM(t)}),this.register(function(t){return new KS(t)}),this.register(function(t){return new nM(t)}),this.register(function(t){return new tM(t)}),this.register(function(t){return new WS(t)}),this.register(function(t){return new oM(t)}),this.register(function(t){return new aM(t)})}load(e,t,n,i){let s=this,r;if(this.resourcePath!=="")r=this.resourcePath;else if(this.path!==""){let l=Xn.extractUrlBase(e);r=Xn.resolveURL(l,this.path)}else r=Xn.extractUrlBase(e);this.manager.itemStart(e);let a=function(l){i?i(l):console.error(l),s.manager.itemError(e),s.manager.itemEnd(e)},c=new jt(this.manager);c.setPath(this.path),c.setResponseType("arraybuffer"),c.setRequestHeader(this.requestHeader),c.setWithCredentials(this.withCredentials),c.load(e,function(l){try{s.parse(l,r,function(u){t(u),s.manager.itemEnd(e)},a)}catch(u){a(u)}},n,a)}setDRACOLoader(e){return this.dracoLoader=e,this}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,n,i){let s,r={},a={},c=new TextDecoder;if(typeof e=="string")s=JSON.parse(e);else if(e instanceof ArrayBuffer)if(c.decode(new Uint8Array(e,0,4))===m1){try{r[Ce.KHR_BINARY_GLTF]=new cM(e)}catch(h){i&&i(h);return}s=JSON.parse(r[Ce.KHR_BINARY_GLTF].content)}else s=JSON.parse(c.decode(e));else s=e;if(s.asset===void 0||s.asset.version[0]<2){i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}let l=new mM(s,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let u=0;u<this.pluginCallbacks.length;u++){let h=this.pluginCallbacks[u](l);h.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),a[h.name]=h,r[h.name]=!0}if(s.extensionsUsed)for(let u=0;u<s.extensionsUsed.length;++u){let h=s.extensionsUsed[u],d=s.extensionsRequired||[];switch(h){case Ce.KHR_MATERIALS_UNLIT:r[h]=new XS;break;case Ce.KHR_DRACO_MESH_COMPRESSION:r[h]=new lM(s,this.dracoLoader);break;case Ce.KHR_TEXTURE_TRANSFORM:r[h]=new uM;break;case Ce.KHR_MESH_QUANTIZATION:r[h]=new hM;break;default:d.indexOf(h)>=0&&a[h]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+h+'".')}}l.setExtensions(r),l.setPlugins(a),l.parse(n,i)}parseAsync(e,t){let n=this;return new Promise(function(i,s){n.parse(e,t,i,s)})}};function Q$(){let o={};return{get:function(e){return o[e]},add:function(e,t){o[e]=t},remove:function(e){delete o[e]},removeAll:function(){o={}}}}var Ce={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_DISPERSION:"KHR_materials_dispersion",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"},WS=class{constructor(e){this.parser=e,this.name=Ce.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){let e=this.parser,t=this.parser.json.nodes||[];for(let n=0,i=t.length;n<i;n++){let s=t[n];s.extensions&&s.extensions[this.name]&&s.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,s.extensions[this.name].light)}}_loadLight(e){let t=this.parser,n="light:"+e,i=t.cache.get(n);if(i)return i;let s=t.json,c=((s.extensions&&s.extensions[this.name]||{}).lights||[])[e],l,u=new q(16777215);c.color!==void 0&&u.setRGB(c.color[0],c.color[1],c.color[2],Ut);let h=c.range!==void 0?c.range:0;switch(c.type){case"directional":l=new js(u),l.target.position.set(0,0,-1),l.add(l.target);break;case"point":l=new Ks(u),l.distance=h;break;case"spot":l=new Bi(u),l.distance=h,c.spot=c.spot||{},c.spot.innerConeAngle=c.spot.innerConeAngle!==void 0?c.spot.innerConeAngle:0,c.spot.outerConeAngle=c.spot.outerConeAngle!==void 0?c.spot.outerConeAngle:Math.PI/4,l.angle=c.spot.outerConeAngle,l.penumbra=1-c.spot.innerConeAngle/c.spot.outerConeAngle,l.target.position.set(0,0,-1),l.add(l.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+c.type)}return l.position.set(0,0,0),As(l,c),c.intensity!==void 0&&(l.intensity=c.intensity),l.name=t.createUniqueName(c.name||"light_"+e),i=Promise.resolve(l),t.cache.add(n,i),i}getDependency(e,t){if(e==="light")return this._loadLight(t)}createNodeAttachment(e){let t=this,n=this.parser,s=n.json.nodes[e],a=(s.extensions&&s.extensions[this.name]||{}).light;return a===void 0?null:this._loadLight(a).then(function(c){return n._getNodeRef(t.cache,a,c)})}},XS=class{constructor(){this.name=Ce.KHR_MATERIALS_UNLIT}getMaterialType(){return at}extendParams(e,t,n){let i=[];e.color=new q(1,1,1),e.opacity=1;let s=t.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){let r=s.baseColorFactor;e.color.setRGB(r[0],r[1],r[2],Ut),e.opacity=r[3]}s.baseColorTexture!==void 0&&i.push(n.assignTexture(e,"map",s.baseColorTexture,ut))}return Promise.all(i)}},qS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){let i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=i.extensions[this.name].emissiveStrength;return s!==void 0&&(t.emissiveIntensity=s),Promise.resolve()}},$S=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];if(r.clearcoatFactor!==void 0&&(t.clearcoat=r.clearcoatFactor),r.clearcoatTexture!==void 0&&s.push(n.assignTexture(t,"clearcoatMap",r.clearcoatTexture)),r.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=r.clearcoatRoughnessFactor),r.clearcoatRoughnessTexture!==void 0&&s.push(n.assignTexture(t,"clearcoatRoughnessMap",r.clearcoatRoughnessTexture)),r.clearcoatNormalTexture!==void 0&&(s.push(n.assignTexture(t,"clearcoatNormalMap",r.clearcoatNormalTexture)),r.clearcoatNormalTexture.scale!==void 0)){let a=r.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new B(a,a)}return Promise.all(s)}},YS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_DISPERSION}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=i.extensions[this.name];return t.dispersion=s.dispersion!==void 0?s.dispersion:0,Promise.resolve()}},KS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];return r.iridescenceFactor!==void 0&&(t.iridescence=r.iridescenceFactor),r.iridescenceTexture!==void 0&&s.push(n.assignTexture(t,"iridescenceMap",r.iridescenceTexture)),r.iridescenceIor!==void 0&&(t.iridescenceIOR=r.iridescenceIor),t.iridescenceThicknessRange===void 0&&(t.iridescenceThicknessRange=[100,400]),r.iridescenceThicknessMinimum!==void 0&&(t.iridescenceThicknessRange[0]=r.iridescenceThicknessMinimum),r.iridescenceThicknessMaximum!==void 0&&(t.iridescenceThicknessRange[1]=r.iridescenceThicknessMaximum),r.iridescenceThicknessTexture!==void 0&&s.push(n.assignTexture(t,"iridescenceThicknessMap",r.iridescenceThicknessTexture)),Promise.all(s)}},jS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_SHEEN}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[];t.sheenColor=new q(0,0,0),t.sheenRoughness=0,t.sheen=1;let r=i.extensions[this.name];if(r.sheenColorFactor!==void 0){let a=r.sheenColorFactor;t.sheenColor.setRGB(a[0],a[1],a[2],Ut)}return r.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=r.sheenRoughnessFactor),r.sheenColorTexture!==void 0&&s.push(n.assignTexture(t,"sheenColorMap",r.sheenColorTexture,ut)),r.sheenRoughnessTexture!==void 0&&s.push(n.assignTexture(t,"sheenRoughnessMap",r.sheenRoughnessTexture)),Promise.all(s)}},ZS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];return r.transmissionFactor!==void 0&&(t.transmission=r.transmissionFactor),r.transmissionTexture!==void 0&&s.push(n.assignTexture(t,"transmissionMap",r.transmissionTexture)),Promise.all(s)}},JS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_VOLUME}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];t.thickness=r.thicknessFactor!==void 0?r.thicknessFactor:0,r.thicknessTexture!==void 0&&s.push(n.assignTexture(t,"thicknessMap",r.thicknessTexture)),t.attenuationDistance=r.attenuationDistance||1/0;let a=r.attenuationColor||[1,1,1];return t.attenuationColor=new q().setRGB(a[0],a[1],a[2],Ut),Promise.all(s)}},QS=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_IOR}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=i.extensions[this.name];return t.ior=s.ior!==void 0?s.ior:1.5,Promise.resolve()}},eM=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_SPECULAR}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];t.specularIntensity=r.specularFactor!==void 0?r.specularFactor:1,r.specularTexture!==void 0&&s.push(n.assignTexture(t,"specularIntensityMap",r.specularTexture));let a=r.specularColorFactor||[1,1,1];return t.specularColor=new q().setRGB(a[0],a[1],a[2],Ut),r.specularColorTexture!==void 0&&s.push(n.assignTexture(t,"specularColorMap",r.specularColorTexture,ut)),Promise.all(s)}},tM=class{constructor(e){this.parser=e,this.name=Ce.EXT_MATERIALS_BUMP}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];return t.bumpScale=r.bumpFactor!==void 0?r.bumpFactor:1,r.bumpTexture!==void 0&&s.push(n.assignTexture(t,"bumpMap",r.bumpTexture)),Promise.all(s)}},nM=class{constructor(e){this.parser=e,this.name=Ce.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){let n=this.parser.json.materials[e];return!n.extensions||!n.extensions[this.name]?null:Wt}extendMaterialParams(e,t){let n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();let s=[],r=i.extensions[this.name];return r.anisotropyStrength!==void 0&&(t.anisotropy=r.anisotropyStrength),r.anisotropyRotation!==void 0&&(t.anisotropyRotation=r.anisotropyRotation),r.anisotropyTexture!==void 0&&s.push(n.assignTexture(t,"anisotropyMap",r.anisotropyTexture)),Promise.all(s)}},iM=class{constructor(e){this.parser=e,this.name=Ce.KHR_TEXTURE_BASISU}loadTexture(e){let t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;let s=i.extensions[this.name],r=t.options.ktx2Loader;if(!r){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,s.source,r)}},sM=class{constructor(e){this.parser=e,this.name=Ce.EXT_TEXTURE_WEBP}loadTexture(e){let t=this.name,n=this.parser,i=n.json,s=i.textures[e];if(!s.extensions||!s.extensions[t])return null;let r=s.extensions[t],a=i.images[r.source],c=n.textureLoader;if(a.uri){let l=n.options.manager.getHandler(a.uri);l!==null&&(c=l)}return n.loadTextureImage(e,r.source,c)}},rM=class{constructor(e){this.parser=e,this.name=Ce.EXT_TEXTURE_AVIF}loadTexture(e){let t=this.name,n=this.parser,i=n.json,s=i.textures[e];if(!s.extensions||!s.extensions[t])return null;let r=s.extensions[t],a=i.images[r.source],c=n.textureLoader;if(a.uri){let l=n.options.manager.getHandler(a.uri);l!==null&&(c=l)}return n.loadTextureImage(e,r.source,c)}},oM=class{constructor(e){this.name=Ce.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){let t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){let i=n.extensions[this.name],s=this.parser.getDependency("buffer",i.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed 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u=l.pop(),h=u.isGroup?u.children:[u],d=l[0].count,f=[];for(let p of h){let m=new ee,_=new S,y=new tt,x=new S(1,1,1),v=new Pr(p.geometry,p.material,d);for(let T=0;T<d;T++)c.TRANSLATION&&_.fromBufferAttribute(c.TRANSLATION,T),c.ROTATION&&y.fromBufferAttribute(c.ROTATION,T),c.SCALE&&x.fromBufferAttribute(c.SCALE,T),v.setMatrixAt(T,m.compose(_,y,x));for(let T in c)if(T==="_COLOR_0"){let M=c[T];v.instanceColor=new Bt(M.array,M.itemSize,M.normalized)}else T!=="TRANSLATION"&&T!=="ROTATION"&&T!=="SCALE"&&p.geometry.setAttribute(T,c[T]);we.prototype.copy.call(v,p),this.parser.assignFinalMaterial(v),f.push(v)}return u.isGroup?(u.clear(),u.add(...f),u):f[0]}))}},m1="glTF",Zf=12,h1={JSON:1313821514,BIN:5130562},cM=class{constructor(e){this.name=Ce.KHR_BINARY_GLTF,this.content=null,this.body=null;let t=new DataView(e,0,Zf),n=new TextDecoder;if(this.header={magic:n.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==m1)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");let i=this.header.length-Zf,s=new DataView(e,Zf),r=0;for(;r<i;){let a=s.getUint32(r,!0);r+=4;let c=s.getUint32(r,!0);if(r+=4,c===h1.JSON){let l=new Uint8Array(e,Zf+r,a);this.content=n.decode(l)}else if(c===h1.BIN){let l=Zf+r;this.body=e.slice(l,l+a)}r+=a}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}},lM=class{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Ce.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){let n=this.json,i=this.dracoLoader,s=e.extensions[this.name].bufferView,r=e.extensions[this.name].attributes,a={},c={},l={};for(let u in r){let h=fM[u]||u.toLowerCase();a[h]=r[u]}for(let u in e.attributes){let h=fM[u]||u.toLowerCase();if(r[u]!==void 0){let 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s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,c=a*2,l=a*3,u=i-t,h=(n-t)/u,d=h*h,f=d*h,p=e*l,m=p-l,_=-2*f+3*d,y=f-d,x=1-_,v=y-d+h;for(let T=0;T!==a;T++){let M=r[m+T+a],w=r[m+T+c]*u,E=r[p+T+a],A=r[p+T]*u;s[T]=x*M+v*w+_*E+y*A}return s}},e9=new tt,dM=class extends Yy{interpolate_(e,t,n,i){let s=super.interpolate_(e,t,n,i);return 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Ii({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:zn})),o.DefaultMaterial}function Lc(o,e,t){for(let n in t.extensions)o[n]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[n]=t.extensions[n])}function As(o,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(o.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function i9(o,e,t){let n=!1,i=!1,s=!1;for(let l=0,u=e.length;l<u;l++){let h=e[l];if(h.POSITION!==void 0&&(n=!0),h.NORMAL!==void 0&&(i=!0),h.COLOR_0!==void 0&&(s=!0),n&&i&&s)break}if(!n&&!i&&!s)return Promise.resolve(o);let r=[],a=[],c=[];for(let l=0,u=e.length;l<u;l++){let h=e[l];if(n){let d=h.POSITION!==void 0?t.getDependency("accessor",h.POSITION):o.attributes.position;r.push(d)}if(i){let d=h.NORMAL!==void 0?t.getDependency("accessor",h.NORMAL):o.attributes.normal;a.push(d)}if(s){let d=h.COLOR_0!==void 0?t.getDependency("accessor",h.COLOR_0):o.attributes.color;c.push(d)}}return Promise.all([Promise.all(r),Promise.all(a),Promise.all(c)]).then(function(l){let u=l[0],h=l[1],d=l[2];return n&&(o.morphAttributes.position=u),i&&(o.morphAttributes.normal=h),s&&(o.morphAttributes.color=d),o.morphTargetsRelative=!0,o})}function s9(o,e){if(o.updateMorphTargets(),e.weights!==void 0)for(let t=0,n=e.weights.length;t<n;t++)o.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){let t=e.extras.targetNames;if(o.morphTargetInfluences.length===t.length){o.morphTargetDictionary={};for(let n=0,i=t.length;n<i;n++)o.morphTargetDictionary[t[n]]=n}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function r9(o){let e,t=o.extensions&&o.extensions[Ce.KHR_DRACO_MESH_COMPRESSION];if(t?e="draco:"+t.bufferView+":"+t.indices+":"+HS(t.attributes):e=o.indices+":"+HS(o.attributes)+":"+o.mode,o.targets!==void 0)for(let n=0,i=o.targets.length;n<i;n++)e+=":"+HS(o.targets[n]);return e}function HS(o){let e="",t=Object.keys(o).sort();for(let n=0,i=t.length;n<i;n++)e+=t[n]+":"+o[t[n]]+";";return e}function pM(o){switch(o){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 o9(o){return o.search(/\.jpe?g($|\?)/i)>0||o.search(/^data\:image\/jpeg/)===0?"image/jpeg":o.search(/\.webp($|\?)/i)>0||o.search(/^data\:image\/webp/)===0?"image/webp":o.search(/\.ktx2($|\?)/i)>0||o.search(/^data\:image\/ktx2/)===0?"image/ktx2":"image/png"}var a9=new ee,mM=class{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new Q$,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 n=!1,i=-1,s=!1,r=-1;if(typeof navigator!="undefined"){let a=navigator.userAgent;n=/^((?!chrome|android).)*safari/i.test(a)===!0;let c=a.match(/Version\/(\d+)/);i=n&&c?parseInt(c[1],10):-1,s=a.indexOf("Firefox")>-1,r=s?a.match(/Firefox\/([0-9]+)\./)[1]:-1}typeof createImageBitmap=="undefined"||n&&i<17||s&&r<98?this.textureLoader=new ca(this.options.manager):this.textureLoader=new pa(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new jt(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){let n=this,i=this.json,s=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(r){return r._markDefs&&r._markDefs()}),Promise.all(this._invokeAll(function(r){return r.beforeRoot&&r.beforeRoot()})).then(function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])}).then(function(r){let a={scene:r[0][i.scene||0],scenes:r[0],animations:r[1],cameras:r[2],asset:i.asset,parser:n,userData:{}};return Lc(s,a,i),As(a,i),Promise.all(n._invokeAll(function(c){return c.afterRoot&&c.afterRoot(a)})).then(function(){for(let c of a.scenes)c.updateMatrixWorld();e(a)})}).catch(t)}_markDefs(){let e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let i=0,s=t.length;i<s;i++){let r=t[i].joints;for(let a=0,c=r.length;a<c;a++)e[r[a]].isBone=!0}for(let i=0,s=e.length;i<s;i++){let r=e[i];r.mesh!==void 0&&(this._addNodeRef(this.meshCache,r.mesh),r.skin!==void 0&&(n[r.mesh].isSkinnedMesh=!0)),r.camera!==void 0&&this._addNodeRef(this.cameraCache,r.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,n){if(e.refs[t]<=1)return n;let i=n.clone(),s=(r,a)=>{let c=this.associations.get(r);c!=null&&this.associations.set(a,c);for(let[l,u]of r.children.entries())s(u,a.children[l])};return s(n,i),i.name+="_instance_"+e.uses[t]++,i}_invokeOne(e){let t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){let i=e(t[n]);if(i)return i}return null}_invokeAll(e){let t=Object.values(this.plugins);t.unshift(this);let n=[];for(let i=0;i<t.length;i++){let s=e(t[i]);s&&n.push(s)}return n}getDependency(e,t){let n=e+":"+t,i=this.cache.get(n);if(!i){switch(e){case"scene":i=this.loadScene(t);break;case"node":i=this._invokeOne(function(s){return s.loadNode&&s.loadNode(t)});break;case"mesh":i=this._invokeOne(function(s){return s.loadMesh&&s.loadMesh(t)});break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne(function(s){return s.loadBufferView&&s.loadBufferView(t)});break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne(function(s){return s.loadMaterial&&s.loadMaterial(t)});break;case"texture":i=this._invokeOne(function(s){return s.loadTexture&&s.loadTexture(t)});break;case"skin":i=this.loadSkin(t);break;case"animation":i=this._invokeOne(function(s){return s.loadAnimation&&s.loadAnimation(t)});break;case"camera":i=this.loadCamera(t);break;default:if(i=this._invokeOne(function(s){return s!=this&&s.getDependency&&s.getDependency(e,t)}),!i)throw new Error("Unknown type: "+e);break}this.cache.add(n,i)}return i}getDependencies(e){let t=this.cache.get(e);if(!t){let n=this,i=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(i.map(function(s,r){return n.getDependency(e,r)})),this.cache.add(e,t)}return t}loadBuffer(e){let t=this.json.buffers[e],n=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[Ce.KHR_BINARY_GLTF].body);let i=this.options;return new Promise(function(s,r){n.load(Xn.resolveURL(t.uri,i.path),s,void 0,function(){r(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){let t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(n){let i=t.byteLength||0,s=t.byteOffset||0;return n.slice(s,s+i)})}loadAccessor(e){let t=this,n=this.json,i=this.json.accessors[e];if(i.bufferView===void 0&&i.sparse===void 0){let r=kS[i.type],a=zu[i.componentType],c=i.normalized===!0,l=new a(i.count*r);return Promise.resolve(new Ee(l,r,c))}let s=[];return i.bufferView!==void 0?s.push(this.getDependency("bufferView",i.bufferView)):s.push(null),i.sparse!==void 0&&(s.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(s).then(function(r){let a=r[0],c=kS[i.type],l=zu[i.componentType],u=l.BYTES_PER_ELEMENT,h=u*c,d=i.byteOffset||0,f=i.bufferView!==void 0?n.bufferViews[i.bufferView].byteStride:void 0,p=i.normalized===!0,m,_;if(f&&f!==h){let y=Math.floor(d/f),x="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+y+":"+i.count,v=t.cache.get(x);v||(m=new l(a,y*f,i.count*f/u),v=new ci(m,f/u),t.cache.add(x,v)),_=new Wn(v,c,d%f/u,p)}else a===null?m=new l(i.count*c):m=new l(a,d,i.count*c),_=new Ee(m,c,p);if(i.sparse!==void 0){let y=kS.SCALAR,x=zu[i.sparse.indices.componentType],v=i.sparse.indices.byteOffset||0,T=i.sparse.values.byteOffset||0,M=new x(r[1],v,i.sparse.count*y),w=new l(r[2],T,i.sparse.count*c);a!==null&&(_=new Ee(_.array.slice(),_.itemSize,_.normalized)),_.normalized=!1;for(let E=0,A=M.length;E<A;E++){let N=M[E];if(_.setX(N,w[E*c]),c>=2&&_.setY(N,w[E*c+1]),c>=3&&_.setZ(N,w[E*c+2]),c>=4&&_.setW(N,w[E*c+3]),c>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}_.normalized=p}return _})}loadTexture(e){let t=this.json,n=this.options,s=t.textures[e].source,r=t.images[s],a=this.textureLoader;if(r.uri){let c=n.manager.getHandler(r.uri);c!==null&&(a=c)}return this.loadTextureImage(e,s,a)}loadTextureImage(e,t,n){let i=this,s=this.json,r=s.textures[e],a=s.images[t],c=(a.uri||a.bufferView)+":"+r.sampler;if(this.textureCache[c])return this.textureCache[c];let l=this.loadImageSource(t,n).then(function(u){u.flipY=!1,u.name=r.name||a.name||"",u.name===""&&typeof a.uri=="string"&&a.uri.startsWith("data:image/")===!1&&(u.name=a.uri);let d=(s.samplers||{})[r.sampler]||{};return u.magFilter=d1[d.magFilter]||Ae,u.minFilter=d1[d.minFilter]||Zt,u.wrapS=f1[d.wrapS]||Cn,u.wrapT=f1[d.wrapT]||Cn,u.generateMipmaps=!u.isCompressedTexture&&u.minFilter!==We&&u.minFilter!==Ae,i.associations.set(u,{textures:e}),u}).catch(function(){return null});return this.textureCache[c]=l,l}loadImageSource(e,t){let n=this,i=this.json,s=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(h=>h.clone());let r=i.images[e],a=self.URL||self.webkitURL,c=r.uri||"",l=!1;if(r.bufferView!==void 0)c=n.getDependency("bufferView",r.bufferView).then(function(h){l=!0;let d=new Blob([h],{type:r.mimeType});return c=a.createObjectURL(d),c});else if(r.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");let u=Promise.resolve(c).then(function(h){return new Promise(function(d,f){let p=d;t.isImageBitmapLoader===!0&&(p=function(m){let _=new Ge(m);_.needsUpdate=!0,d(_)}),t.load(Xn.resolveURL(h,s.path),p,void 0,f)})}).then(function(h){return l===!0&&a.revokeObjectURL(c),As(h,r),h.userData.mimeType=r.mimeType||o9(r.uri),h}).catch(function(h){throw console.error("THREE.GLTFLoader: Couldn't load texture",c),h});return this.sourceCache[e]=u,u}assignTexture(e,t,n,i){let s=this;return this.getDependency("texture",n.index).then(function(r){if(!r)return null;if(n.texCoord!==void 0&&n.texCoord>0&&(r=r.clone(),r.channel=n.texCoord),s.extensions[Ce.KHR_TEXTURE_TRANSFORM]){let a=n.extensions!==void 0?n.extensions[Ce.KHR_TEXTURE_TRANSFORM]:void 0;if(a){let c=s.associations.get(r);r=s.extensions[Ce.KHR_TEXTURE_TRANSFORM].extendTexture(r,a),s.associations.set(r,c)}}return i!==void 0&&(r.colorSpace=i),e[t]=r,r})}assignFinalMaterial(e){let t=e.geometry,n=e.material,i=t.attributes.tangent===void 0,s=t.attributes.color!==void 0,r=t.attributes.normal===void 0;if(e.isPoints){let a="PointsMaterial:"+n.uuid,c=this.cache.get(a);c||(c=new es,je.prototype.copy.call(c,n),c.color.copy(n.color),c.map=n.map,c.sizeAttenuation=!1,this.cache.add(a,c)),n=c}else if(e.isLine){let a="LineBasicMaterial:"+n.uuid,c=this.cache.get(a);c||(c=new yt,je.prototype.copy.call(c,n),c.color.copy(n.color),c.map=n.map,this.cache.add(a,c)),n=c}if(i||s||r){let a="ClonedMaterial:"+n.uuid+":";i&&(a+="derivative-tangents:"),s&&(a+="vertex-colors:"),r&&(a+="flat-shading:");let c=this.cache.get(a);c||(c=n.clone(),s&&(c.vertexColors=!0),r&&(c.flatShading=!0),i&&(c.normalScale&&(c.normalScale.y*=-1),c.clearcoatNormalScale&&(c.clearcoatNormalScale.y*=-1)),this.cache.add(a,c),this.associations.set(c,this.associations.get(n))),n=c}e.material=n}getMaterialType(){return Ii}loadMaterial(e){let t=this,n=this.json,i=this.extensions,s=n.materials[e],r,a={},c=s.extensions||{},l=[];if(c[Ce.KHR_MATERIALS_UNLIT]){let h=i[Ce.KHR_MATERIALS_UNLIT];r=h.getMaterialType(),l.push(h.extendParams(a,s,t))}else{let h=s.pbrMetallicRoughness||{};if(a.color=new q(1,1,1),a.opacity=1,Array.isArray(h.baseColorFactor)){let d=h.baseColorFactor;a.color.setRGB(d[0],d[1],d[2],Ut),a.opacity=d[3]}h.baseColorTexture!==void 0&&l.push(t.assignTexture(a,"map",h.baseColorTexture,ut)),a.metalness=h.metallicFactor!==void 0?h.metallicFactor:1,a.roughness=h.roughnessFactor!==void 0?h.roughnessFactor:1,h.metallicRoughnessTexture!==void 0&&(l.push(t.assignTexture(a,"metalnessMap",h.metallicRoughnessTexture)),l.push(t.assignTexture(a,"roughnessMap",h.metallicRoughnessTexture))),r=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),l.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,a)})))}s.doubleSided===!0&&(a.side=fi);let u=s.alphaMode||zS.OPAQUE;if(u===zS.BLEND?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,u===zS.MASK&&(a.alphaTest=s.alphaCutoff!==void 0?s.alphaCutoff:.5)),s.normalTexture!==void 0&&r!==at&&(l.push(t.assignTexture(a,"normalMap",s.normalTexture)),a.normalScale=new B(1,1),s.normalTexture.scale!==void 0)){let h=s.normalTexture.scale;a.normalScale.set(h,h)}if(s.occlusionTexture!==void 0&&r!==at&&(l.push(t.assignTexture(a,"aoMap",s.occlusionTexture)),s.occlusionTexture.strength!==void 0&&(a.aoMapIntensity=s.occlusionTexture.strength)),s.emissiveFactor!==void 0&&r!==at){let h=s.emissiveFactor;a.emissive=new q().setRGB(h[0],h[1],h[2],Ut)}return s.emissiveTexture!==void 0&&r!==at&&l.push(t.assignTexture(a,"emissiveMap",s.emissiveTexture,ut)),Promise.all(l).then(function(){let h=new r(a);return s.name&&(h.name=s.name),As(h,s),t.associations.set(h,{materials:e}),s.extensions&&Lc(i,h,s),h})}createUniqueName(e){let t=De.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){let t=this,n=this.extensions,i=this.primitiveCache;function s(a){return n[Ce.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(a,t).then(function(c){return p1(c,a,t)})}let r=[];for(let a=0,c=e.length;a<c;a++){let l=e[a],u=r9(l),h=i[u];if(h)r.push(h.promise);else{let d;l.extensions&&l.extensions[Ce.KHR_DRACO_MESH_COMPRESSION]?d=s(l):d=p1(new _e,l,t),i[u]={primitive:l,promise:d},r.push(d)}}return Promise.all(r)}loadMesh(e){let t=this,n=this.json,i=this.extensions,s=n.meshes[e],r=s.primitives,a=[];for(let c=0,l=r.length;c<l;c++){let u=r[c].material===void 0?n9(this.cache):this.getDependency("material",r[c].material);a.push(u)}return a.push(t.loadGeometries(r)),Promise.all(a).then(function(c){let l=c.slice(0,c.length-1),u=c[c.length-1],h=[];for(let f=0,p=u.length;f<p;f++){let m=u[f],_=r[f],y,x=l[f];if(_.mode===Ei.TRIANGLES||_.mode===Ei.TRIANGLE_STRIP||_.mode===Ei.TRIANGLE_FAN||_.mode===void 0)y=s.isSkinnedMesh===!0?new Cr(m,x):new Ze(m,x),y.isSkinnedMesh===!0&&y.normalizeSkinWeights(),_.mode===Ei.TRIANGLE_STRIP?y.geometry=GS(y.geometry,oc):_.mode===Ei.TRIANGLE_FAN&&(y.geometry=GS(y.geometry,jr));else if(_.mode===Ei.LINES)y=new an(m,x);else if(_.mode===Ei.LINE_STRIP)y=new Pn(m,x);else if(_.mode===Ei.LINE_LOOP)y=new Ir(m,x);else if(_.mode===Ei.POINTS)y=new Lr(m,x);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+_.mode);Object.keys(y.geometry.morphAttributes).length>0&&s9(y,s),y.name=t.createUniqueName(s.name||"mesh_"+e),As(y,s),_.extensions&&Lc(i,y,_),t.assignFinalMaterial(y),h.push(y)}for(let f=0,p=h.length;f<p;f++)t.associations.set(h[f],{meshes:e,primitives:f});if(h.length===1)return s.extensions&&Lc(i,h[0],s),h[0];let d=new rn;s.extensions&&Lc(i,d,s),t.associations.set(d,{meshes:e});for(let f=0,p=h.length;f<p;f++)d.add(h[f]);return d})}loadCamera(e){let t,n=this.json.cameras[e],i=n[n.type];if(!i){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return n.type==="perspective"?t=new ht(nr.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):n.type==="orthographic"&&(t=new Oi(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),As(t,n),Promise.resolve(t)}loadSkin(e){let t=this.json.skins[e],n=[];for(let i=0,s=t.joints.length;i<s;i++)n.push(this._loadNodeShallow(t.joints[i]));return t.inverseBindMatrices!==void 0?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then(function(i){let s=i.pop(),r=i,a=[],c=[];for(let l=0,u=r.length;l<u;l++){let h=r[l];if(h){a.push(h);let d=new ee;s!==null&&d.fromArray(s.array,l*16),c.push(d)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[l])}return new Nr(a,c)})}loadAnimation(e){let t=this.json,n=this,i=t.animations[e],s=i.name?i.name:"animation_"+e,r=[],a=[],c=[],l=[],u=[];for(let h=0,d=i.channels.length;h<d;h++){let f=i.channels[h],p=i.samplers[f.sampler],m=f.target,_=m.node,y=i.parameters!==void 0?i.parameters[p.input]:p.input,x=i.parameters!==void 0?i.parameters[p.output]:p.output;m.node!==void 0&&(r.push(this.getDependency("node",_)),a.push(this.getDependency("accessor",y)),c.push(this.getDependency("accessor",x)),l.push(p),u.push(m))}return 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/*! Bundled license information:

three/build/three.core.js:
  (**
   * @license
   * Copyright 2010-2025 Three.js Authors
   * SPDX-License-Identifier: MIT
   *)

three/build/three.webgpu.js:
  (**
   * @license
   * Copyright 2010-2025 Three.js Authors
   * SPDX-License-Identifier: MIT
   *)

three/build/three.tsl.js:
  (**
   * @license
   * Copyright 2010-2025 Three.js Authors
   * SPDX-License-Identifier: MIT
   *)

three/build/three.module.js:
  (**
   * @license
   * Copyright 2010-2025 Three.js Authors
   * SPDX-License-Identifier: MIT
   *)
*/