cad-Integration/text-to-cad-main/skills/cad-viewer/scripts/viewer/dist/assets/three.module-DJHaYUcg.js

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this.convert(r,this._workingColorSpace,e)},toWorkingColorSpace:function(r,e){return this.convert(r,e,this._workingColorSpace)},getPrimaries:function(r){return Is[r].primaries},getTransfer:function(r){return r===Kt?Dr:Is[r].transfer}};function Wn(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function mo(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let mn;class vh{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{mn===void 0&&(mn=Ms("canvas")),mn.width=e.width,mn.height=e.height;const i=mn.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),t=mn}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Ms("canvas");t.width=e.width,t.height=e.height;const i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);const n=i.getImageData(0,0,e.width,e.height),s=n.data;for(let o=0;o<s.length;o++)s[o]=Wn(s[o]/255)*255;return i.putImageData(n,0,0),t}else if(e.data){const t=e.data.slice(0);for(let i=0;i<t.length;i++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[i]=Math.floor(Wn(t[i]/255)*255):t[i]=Wn(t[i]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Ed=0;class zn{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Ed++}),this.uuid=qt(),this.data=e,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const i={uuid:this.uuid,url:""},n=this.data;if(n!==null){let s;if(Array.isArray(n)){s=[];for(let o=0,a=n.length;o<a;o++)n[o].isDataTexture?s.push(go(n[o].image)):s.push(go(n[o]))}else s=go(n);i.url=s}return t||(e.images[this.uuid]=i),i}}function go(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?vh.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Td=0;class gt extends Bi{constructor(e=gt.DEFAULT_IMAGE,t=gt.DEFAULT_MAPPING,i=Ut,n=Ut,s=mt,o=an,a=Xt,c=Ui,l=gt.DEFAULT_ANISOTROPY,h=Kt){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Td++}),this.uuid=qt(),this.name="",this.source=new zn(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=i,this.wrapT=n,this.magFilter=s,this.minFilter=o,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=c,this.offset=new Z(0,0),this.repeat=new Z(1,1),this.center=new Z(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Ge,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,typeof h=="string"?this.colorSpace=h:(gs("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=h===sn?St:Kt),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}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)}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.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const i={metadata:{version:4.6,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&&(i.userData=this.userData),t||(e.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==ca)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Cr:e.x=e.x-Math.floor(e.x);break;case Ut:e.x=e.x<0?0:1;break;case Pr: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 Cr:e.y=e.y-Math.floor(e.y);break;case Ut:e.y=e.y<0?0:1;break;case Pr: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)}get encoding(){return gs("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===St?sn:mh}set encoding(e){gs("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===sn?St:Kt}}gt.DEFAULT_IMAGE=null;gt.DEFAULT_MAPPING=ca;gt.DEFAULT_ANISOTROPY=1;class je{constructor(e=0,t=0,i=0,n=1){je.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=n}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,i,n){return this.x=e,this.y=t,this.z=i,this.w=n,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){const t=this.x,i=this.y,n=this.z,s=this.w,o=e.elements;return this.x=o[0]*t+o[4]*i+o[8]*n+o[12]*s,this.y=o[1]*t+o[5]*i+o[9]*n+o[13]*s,this.z=o[2]*t+o[6]*i+o[10]*n+o[14]*s,this.w=o[3]*t+o[7]*i+o[11]*n+o[15]*s,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const 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,i,n,s;const c=e.elements,l=c[0],h=c[4],u=c[8],d=c[1],f=c[5],m=c[9],_=c[2],g=c[6],p=c[10];if(Math.abs(h-d)<.01&&Math.abs(u-_)<.01&&Math.abs(m-g)<.01){if(Math.abs(h+d)<.1&&Math.abs(u+_)<.1&&Math.abs(m+g)<.1&&Math.abs(l+f+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const v=(l+1)/2,x=(f+1)/2,C=(p+1)/2,A=(h+d)/4,R=(u+_)/4,U=(m+g)/4;return v>x&&v>C?v<.01?(i=0,n=.707106781,s=.707106781):(i=Math.sqrt(v),n=A/i,s=R/i):x>C?x<.01?(i=.707106781,n=0,s=.707106781):(n=Math.sqrt(x),i=A/n,s=U/n):C<.01?(i=.707106781,n=.707106781,s=0):(s=Math.sqrt(C),i=R/s,n=U/s),this.set(i,n,s,t),this}let y=Math.sqrt((g-m)*(g-m)+(u-_)*(u-_)+(d-h)*(d-h));return Math.abs(y)<.001&&(y=1),this.x=(g-m)/y,this.y=(u-_)/y,this.z=(d-h)/y,this.w=Math.acos((l+f+p-1)/2),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=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,i)))}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,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this.w=e.w+(t.w-e.w)*i,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}}class Ad extends Bi{constructor(e=1,t=1,i={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new je(0,0,e,t),this.scissorTest=!1,this.viewport=new je(0,0,e,t);const n={width:e,height:t,depth:1};i.encoding!==void 0&&(gs("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),i.colorSpace=i.encoding===sn?St:Kt),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:mt,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0},i),this.texture=new gt(n,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=i.generateMipmaps,this.texture.internalFormat=i.internalFormat,this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.depthTexture=i.depthTexture,this.samples=i.samples}setSize(e,t,i=1){(this.width!==e||this.height!==t||this.depth!==i)&&(this.width=e,this.height=t,this.depth=i,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=i,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.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new zn(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ri extends Ad{constructor(e=1,t=1,i={}){super(e,t,i),this.isWebGLRenderTarget=!0}}class fa extends gt{constructor(e=null,t=1,i=1,n=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:i,depth:n},this.magFilter=pt,this.minFilter=pt,this.wrapR=Ut,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class ny extends ri{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGLArrayRenderTarget=!0,this.depth=i,this.texture=new fa(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class yh extends gt{constructor(e=null,t=1,i=1,n=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:i,depth:n},this.magFilter=pt,this.minFilter=pt,this.wrapR=Ut,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class sy extends ri{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGL3DRenderTarget=!0,this.depth=i,this.texture=new yh(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class ry extends ri{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGLMultipleRenderTargets=!0;const s=this.texture;this.texture=[];for(let o=0;o<i;o++)this.texture[o]=s.clone(),this.texture[o].isRenderTargetTexture=!0}setSize(e,t,i=1){if(this.width!==e||this.height!==t||this.depth!==i){this.width=e,this.height=t,this.depth=i;for(let n=0,s=this.texture.length;n<s;n++)this.texture[n].image.width=e,this.texture[n].image.height=t,this.texture[n].image.depth=i;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}copy(e){this.dispose(),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.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.texture.length=0;for(let t=0,i=e.texture.length;t<i;t++)this.texture[t]=e.texture[t].clone(),this.texture[t].isRenderTargetTexture=!0;return this}}class Yt{constructor(e=0,t=0,i=0,n=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=n}static slerpFlat(e,t,i,n,s,o,a){let c=i[n+0],l=i[n+1],h=i[n+2],u=i[n+3];const d=s[o+0],f=s[o+1],m=s[o+2],_=s[o+3];if(a===0){e[t+0]=c,e[t+1]=l,e[t+2]=h,e[t+3]=u;return}if(a===1){e[t+0]=d,e[t+1]=f,e[t+2]=m,e[t+3]=_;return}if(u!==_||c!==d||l!==f||h!==m){let g=1-a;const p=c*d+l*f+h*m+u*_,y=p>=0?1:-1,v=1-p*p;if(v>Number.EPSILON){const C=Math.sqrt(v),A=Math.atan2(C,p*y);g=Math.sin(g*A)/C,a=Math.sin(a*A)/C}const x=a*y;if(c=c*g+d*x,l=l*g+f*x,h=h*g+m*x,u=u*g+_*x,g===1-a){const C=1/Math.sqrt(c*c+l*l+h*h+u*u);c*=C,l*=C,h*=C,u*=C}}e[t]=c,e[t+1]=l,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,i,n,s,o){const a=i[n],c=i[n+1],l=i[n+2],h=i[n+3],u=s[o],d=s[o+1],f=s[o+2],m=s[o+3];return e[t]=a*m+h*u+c*f-l*d,e[t+1]=c*m+h*d+l*u-a*f,e[t+2]=l*m+h*f+a*d-c*u,e[t+3]=h*m-a*u-c*d-l*f,e}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 w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,i,n){return this._x=e,this._y=t,this._z=i,this._w=n,this._onChangeCallback(),this}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,this._onChangeCallback(),this}setFromEuler(e,t=!0){const i=e._x,n=e._y,s=e._z,o=e._order,a=Math.cos,c=Math.sin,l=a(i/2),h=a(n/2),u=a(s/2),d=c(i/2),f=c(n/2),m=c(s/2);switch(o){case"XYZ":this._x=d*h*u+l*f*m,this._y=l*f*u-d*h*m,this._z=l*h*m+d*f*u,this._w=l*h*u-d*f*m;break;case"YXZ":this._x=d*h*u+l*f*m,this._y=l*f*u-d*h*m,this._z=l*h*m-d*f*u,this._w=l*h*u+d*f*m;break;case"ZXY":this._x=d*h*u-l*f*m,this._y=l*f*u+d*h*m,this._z=l*h*m+d*f*u,this._w=l*h*u-d*f*m;break;case"ZYX":this._x=d*h*u-l*f*m,this._y=l*f*u+d*h*m,this._z=l*h*m-d*f*u,this._w=l*h*u+d*f*m;break;case"YZX":this._x=d*h*u+l*f*m,this._y=l*f*u+d*h*m,this._z=l*h*m-d*f*u,this._w=l*h*u-d*f*m;break;case"XZY":this._x=d*h*u-l*f*m,this._y=l*f*u-d*h*m,this._z=l*h*m+d*f*u,this._w=l*h*u+d*f*m;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const i=t/2,n=Math.sin(i);return this._x=e.x*n,this._y=e.y*n,this._z=e.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,i=t[0],n=t[4],s=t[8],o=t[1],a=t[5],c=t[9],l=t[2],h=t[6],u=t[10],d=i+a+u;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-c)*f,this._y=(s-l)*f,this._z=(o-n)*f}else if(i>a&&i>u){const f=2*Math.sqrt(1+i-a-u);this._w=(h-c)/f,this._x=.25*f,this._y=(n+o)/f,this._z=(s+l)/f}else if(a>u){const f=2*Math.sqrt(1+a-i-u);this._w=(s-l)/f,this._x=(n+o)/f,this._y=.25*f,this._z=(c+h)/f}else{const f=2*Math.sqrt(1+u-i-a);this._w=(o-n)/f,this._x=(s+l)/f,this._y=(c+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let i=e.dot(t)+1;return i<Number.EPSILON?(i=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=i):(this._x=0,this._y=-e.z,this._z=e.y,this._w=i)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=i),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(ht(this.dot(e),-1,1)))}rotateTowards(e,t){const i=this.angleTo(e);if(i===0)return this;const n=Math.min(1,t/i);return this.slerp(e,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),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)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const i=e._x,n=e._y,s=e._z,o=e._w,a=t._x,c=t._y,l=t._z,h=t._w;return this._x=i*h+o*a+n*l-s*c,this._y=n*h+o*c+s*a-i*l,this._z=s*h+o*l+i*c-n*a,this._w=o*h-i*a-n*c-s*l,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const i=this._x,n=this._y,s=this._z,o=this._w;let a=o*e._w+i*e._x+n*e._y+s*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=o,this._x=i,this._y=n,this._z=s,this;const c=1-a*a;if(c<=Number.EPSILON){const f=1-t;return this._w=f*o+t*this._w,this._x=f*i+t*this._x,this._y=f*n+t*this._y,this._z=f*s+t*this._z,this.normalize(),this}const l=Math.sqrt(c),h=Math.atan2(l,a),u=Math.sin((1-t)*h)/l,d=Math.sin(t*h)/l;return this._w=o*u+this._w*d,this._x=i*u+this._x*d,this._y=n*u+this._y*d,this._z=s*u+this._z*d,this._onChangeCallback(),this}slerpQuaternions(e,t,i){return this.copy(e).slerp(t,i)}random(){const e=Math.random(),t=Math.sqrt(1-e),i=Math.sqrt(e),n=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(t*Math.cos(n),i*Math.sin(s),i*Math.cos(s),t*Math.sin(n))}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._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._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._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class w{constructor(e=0,t=0,i=0){w.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}set(e,t,i){return i===void 0&&(i=this.z),this.x=e,this.y=t,this.z=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=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;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;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=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}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=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}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Ic.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ic.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,i=this.y,n=this.z,s=e.elements;return this.x=s[0]*t+s[3]*i+s[6]*n,this.y=s[1]*t+s[4]*i+s[7]*n,this.z=s[2]*t+s[5]*i+s[8]*n,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,i=this.y,n=this.z,s=e.elements,o=1/(s[3]*t+s[7]*i+s[11]*n+s[15]);return this.x=(s[0]*t+s[4]*i+s[8]*n+s[12])*o,this.y=(s[1]*t+s[5]*i+s[9]*n+s[13])*o,this.z=(s[2]*t+s[6]*i+s[10]*n+s[14])*o,this}applyQuaternion(e){const t=this.x,i=this.y,n=this.z,s=e.x,o=e.y,a=e.z,c=e.w,l=2*(o*n-a*i),h=2*(a*t-s*n),u=2*(s*i-o*t);return this.x=t+c*l+o*u-a*h,this.y=i+c*h+a*l-s*u,this.z=n+c*u+s*h-o*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,i=this.y,n=this.z,s=e.elements;return this.x=s[0]*t+s[4]*i+s[8]*n,this.y=s[1]*t+s[5]*i+s[9]*n,this.z=s[2]*t+s[6]*i+s[10]*n,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}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}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}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}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}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const i=e.x,n=e.y,s=e.z,o=t.x,a=t.y,c=t.z;return this.x=n*c-s*a,this.y=s*o-i*c,this.z=i*a-n*o,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const i=e.dot(this)/t;return this.copy(e).multiplyScalar(i)}projectOnPlane(e){return _o.copy(this).projectOnVector(e),this.sub(_o)}reflect(e){return this.sub(_o.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(ht(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y,n=this.z-e.z;return t*t+i*i+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,i){const n=Math.sin(t)*e;return this.x=n*Math.sin(i),this.y=Math.cos(t)*e,this.z=n*Math.cos(i),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,i){return this.x=e*Math.sin(t),this.y=i,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),i=this.setFromMatrixColumn(e,1).length(),n=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=n,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=(Math.random()-.5)*2,t=Math.random()*Math.PI*2,i=Math.sqrt(1-e**2);return this.x=i*Math.cos(t),this.y=i*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const _o=new w,Ic=new Yt;class zt{constructor(e=new w(1/0,1/0,1/0),t=new w(-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,i=e.length;t<i;t+=3)this.expandByPoint(Qt.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,i=e.count;t<i;t++)this.expandByPoint(Qt.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const i=Qt.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),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);const i=e.geometry;if(i!==void 0){const s=i.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let o=0,a=s.count;o<a;o++)e.isMesh===!0?e.getVertexPosition(o,Qt):Qt.fromBufferAttribute(s,o),Qt.applyMatrix4(e.matrixWorld),this.expandByPoint(Qt);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Us.copy(e.boundingBox)):(i.boundingBox===null&&i.computeBoundingBox(),Us.copy(i.boundingBox)),Us.applyMatrix4(e.matrixWorld),this.union(Us)}const n=e.children;for(let s=0,o=n.length;s<o;s++)this.expandByObject(n[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,Qt),Qt.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,i;return e.normal.x>0?(t=e.normal.x*this.min.x,i=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,i=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,i+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,i+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,i+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,i+=e.normal.z*this.min.z),t<=-e.constant&&i>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(is),Ds.subVectors(this.max,is),gn.subVectors(e.a,is),_n.subVectors(e.b,is),vn.subVectors(e.c,is),Si.subVectors(_n,gn),bi.subVectors(vn,_n),ki.subVectors(gn,vn);let t=[0,-Si.z,Si.y,0,-bi.z,bi.y,0,-ki.z,ki.y,Si.z,0,-Si.x,bi.z,0,-bi.x,ki.z,0,-ki.x,-Si.y,Si.x,0,-bi.y,bi.x,0,-ki.y,ki.x,0];return!vo(t,gn,_n,vn,Ds)||(t=[1,0,0,0,1,0,0,0,1],!vo(t,gn,_n,vn,Ds))?!1:(Ns.crossVectors(Si,bi),t=[Ns.x,Ns.y,Ns.z],vo(t,gn,_n,vn,Ds))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Qt).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Qt).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:(li[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),li[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),li[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),li[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),li[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),li[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),li[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),li[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(li),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)}}const li=[new w,new w,new w,new w,new w,new w,new w,new w],Qt=new w,Us=new zt,gn=new w,_n=new w,vn=new w,Si=new w,bi=new w,ki=new w,is=new w,Ds=new w,Ns=new w,Vi=new w;function vo(r,e,t,i,n){for(let s=0,o=r.length-3;s<=o;s+=3){Vi.fromArray(r,s);const a=n.x*Math.abs(Vi.x)+n.y*Math.abs(Vi.y)+n.z*Math.abs(Vi.z),c=e.dot(Vi),l=t.dot(Vi),h=i.dot(Vi);if(Math.max(-Math.max(c,l,h),Math.min(c,l,h))>a)return!1}return!0}const wd=new zt,ns=new w,yo=new w;class Dt{constructor(e=new w,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){const i=this.center;t!==void 0?i.copy(t):wd.setFromPoints(e).getCenter(i);let n=0;for(let s=0,o=e.length;s<o;s++)n=Math.max(n,i.distanceToSquared(e[s]));return this.radius=Math.sqrt(n),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){const 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){const i=this.center.distanceToSquared(e);return t.copy(e),i>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;ns.subVectors(e,this.center);const t=ns.lengthSq();if(t>this.radius*this.radius){const i=Math.sqrt(t),n=(i-this.radius)*.5;this.center.addScaledVector(ns,n/i),this.radius+=n}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):(yo.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(ns.copy(e.center).add(yo)),this.expandByPoint(ns.copy(e.center).sub(yo))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const hi=new w,xo=new w,Os=new w,Ei=new w,Mo=new w,Bs=new w,So=new w;class ws{constructor(e=new w,t=new w(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,hi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const i=t.dot(this.direction);return i<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=hi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(hi.copy(this.origin).addScaledVector(this.direction,t),hi.distanceToSquared(e))}distanceSqToSegment(e,t,i,n){xo.copy(e).add(t).multiplyScalar(.5),Os.copy(t).sub(e).normalize(),Ei.copy(this.origin).sub(xo);const s=e.distanceTo(t)*.5,o=-this.direction.dot(Os),a=Ei.dot(this.direction),c=-Ei.dot(Os),l=Ei.lengthSq(),h=Math.abs(1-o*o);let u,d,f,m;if(h>0)if(u=o*c-a,d=o*a-c,m=s*h,u>=0)if(d>=-m)if(d<=m){const _=1/h;u*=_,d*=_,f=u*(u+o*d+2*a)+d*(o*u+d+2*c)+l}else d=s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*c)+l;else d=-s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*c)+l;else d<=-m?(u=Math.max(0,-(-o*s+a)),d=u>0?-s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l):d<=m?(u=0,d=Math.min(Math.max(-s,-c),s),f=d*(d+2*c)+l):(u=Math.max(0,-(o*s+a)),d=u>0?s:Math.min(Math.max(-s,-c),s),f=-u*u+d*(d+2*c)+l);else d=o>0?-s:s,u=Math.max(0,-(o*d+a)),f=-u*u+d*(d+2*c)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,u),n&&n.copy(xo).addScaledVector(Os,d),f}intersectSphere(e,t){hi.subVectors(e.center,this.origin);const i=hi.dot(this.direction),n=hi.dot(hi)-i*i,s=e.radius*e.radius;if(n>s)return null;const o=Math.sqrt(s-n),a=i-o,c=i+o;return c<0?null:a<0?this.at(c,t):this.at(a,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const i=-(this.origin.dot(e.normal)+e.constant)/t;return i>=0?i:null}intersectPlane(e,t){const i=this.distanceToPlane(e);return i===null?null:this.at(i,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let i,n,s,o,a,c;const l=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return l>=0?(i=(e.min.x-d.x)*l,n=(e.max.x-d.x)*l):(i=(e.max.x-d.x)*l,n=(e.min.x-d.x)*l),h>=0?(s=(e.min.y-d.y)*h,o=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,o=(e.min.y-d.y)*h),i>o||s>n||((s>i||isNaN(i))&&(i=s),(o<n||isNaN(n))&&(n=o),u>=0?(a=(e.min.z-d.z)*u,c=(e.max.z-d.z)*u):(a=(e.max.z-d.z)*u,c=(e.min.z-d.z)*u),i>c||a>n)||((a>i||i!==i)&&(i=a),(c<n||n!==n)&&(n=c),n<0)?null:this.at(i>=0?i:n,t)}intersectsBox(e){return this.intersectBox(e,hi)!==null}intersectTriangle(e,t,i,n,s){Mo.subVectors(t,e),Bs.subVectors(i,e),So.crossVectors(Mo,Bs);let o=this.direction.dot(So),a;if(o>0){if(n)return null;a=1}else if(o<0)a=-1,o=-o;else return null;Ei.subVectors(this.origin,e);const c=a*this.direction.dot(Bs.crossVectors(Ei,Bs));if(c<0)return null;const l=a*this.direction.dot(Mo.cross(Ei));if(l<0||c+l>o)return null;const h=-a*Ei.dot(So);return h<0?null:this.at(h/o,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)}}class Le{constructor(e,t,i,n,s,o,a,c,l,h,u,d,f,m,_,g){Le.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,i,n,s,o,a,c,l,h,u,d,f,m,_,g)}set(e,t,i,n,s,o,a,c,l,h,u,d,f,m,_,g){const p=this.elements;return p[0]=e,p[4]=t,p[8]=i,p[12]=n,p[1]=s,p[5]=o,p[9]=a,p[13]=c,p[2]=l,p[6]=h,p[10]=u,p[14]=d,p[3]=f,p[7]=m,p[11]=_,p[15]=g,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 Le().fromArray(this.elements)}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],t[9]=i[9],t[10]=i[10],t[11]=i[11],t[12]=i[12],t[13]=i[13],t[14]=i[14],t[15]=i[15],this}copyPosition(e){const t=this.elements,i=e.elements;return t[12]=i[12],t[13]=i[13],t[14]=i[14],this}setFromMatrix3(e){const 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,i){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(e,t,i){return this.set(e.x,t.x,i.x,0,e.y,t.y,i.y,0,e.z,t.z,i.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,i=e.elements,n=1/yn.setFromMatrixColumn(e,0).length(),s=1/yn.setFromMatrixColumn(e,1).length(),o=1/yn.setFromMatrixColumn(e,2).length();return t[0]=i[0]*n,t[1]=i[1]*n,t[2]=i[2]*n,t[3]=0,t[4]=i[4]*s,t[5]=i[5]*s,t[6]=i[6]*s,t[7]=0,t[8]=i[8]*o,t[9]=i[9]*o,t[10]=i[10]*o,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,i=e.x,n=e.y,s=e.z,o=Math.cos(i),a=Math.sin(i),c=Math.cos(n),l=Math.sin(n),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=o*h,f=o*u,m=a*h,_=a*u;t[0]=c*h,t[4]=-c*u,t[8]=l,t[1]=f+m*l,t[5]=d-_*l,t[9]=-a*c,t[2]=_-d*l,t[6]=m+f*l,t[10]=o*c}else if(e.order==="YXZ"){const d=c*h,f=c*u,m=l*h,_=l*u;t[0]=d+_*a,t[4]=m*a-f,t[8]=o*l,t[1]=o*u,t[5]=o*h,t[9]=-a,t[2]=f*a-m,t[6]=_+d*a,t[10]=o*c}else if(e.order==="ZXY"){const d=c*h,f=c*u,m=l*h,_=l*u;t[0]=d-_*a,t[4]=-o*u,t[8]=m+f*a,t[1]=f+m*a,t[5]=o*h,t[9]=_-d*a,t[2]=-o*l,t[6]=a,t[10]=o*c}else if(e.order==="ZYX"){const d=o*h,f=o*u,m=a*h,_=a*u;t[0]=c*h,t[4]=m*l-f,t[8]=d*l+_,t[1]=c*u,t[5]=_*l+d,t[9]=f*l-m,t[2]=-l,t[6]=a*c,t[10]=o*c}else if(e.order==="YZX"){const d=o*c,f=o*l,m=a*c,_=a*l;t[0]=c*h,t[4]=_-d*u,t[8]=m*u+f,t[1]=u,t[5]=o*h,t[9]=-a*h,t[2]=-l*h,t[6]=f*u+m,t[10]=d-_*u}else if(e.order==="XZY"){const d=o*c,f=o*l,m=a*c,_=a*l;t[0]=c*h,t[4]=-u,t[8]=l*h,t[1]=d*u+_,t[5]=o*h,t[9]=f*u-m,t[2]=m*u-f,t[6]=a*h,t[10]=_*u+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(Rd,e,Cd)}lookAt(e,t,i){const n=this.elements;return Ht.subVectors(e,t),Ht.lengthSq()===0&&(Ht.z=1),Ht.normalize(),Ti.crossVectors(i,Ht),Ti.lengthSq()===0&&(Math.abs(i.z)===1?Ht.x+=1e-4:Ht.z+=1e-4,Ht.normalize(),Ti.crossVectors(i,Ht)),Ti.normalize(),Fs.crossVectors(Ht,Ti),n[0]=Ti.x,n[4]=Fs.x,n[8]=Ht.x,n[1]=Ti.y,n[5]=Fs.y,n[9]=Ht.y,n[2]=Ti.z,n[6]=Fs.z,n[10]=Ht.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const i=e.elements,n=t.elements,s=this.elements,o=i[0],a=i[4],c=i[8],l=i[12],h=i[1],u=i[5],d=i[9],f=i[13],m=i[2],_=i[6],g=i[10],p=i[14],y=i[3],v=i[7],x=i[11],C=i[15],A=n[0],R=n[4],U=n[8],S=n[12],E=n[1],O=n[5],V=n[9],ne=n[13],I=n[2],B=n[6],H=n[10],J=n[14],Y=n[3],W=n[7],ee=n[11],te=n[15];return s[0]=o*A+a*E+c*I+l*Y,s[4]=o*R+a*O+c*B+l*W,s[8]=o*U+a*V+c*H+l*ee,s[12]=o*S+a*ne+c*J+l*te,s[1]=h*A+u*E+d*I+f*Y,s[5]=h*R+u*O+d*B+f*W,s[9]=h*U+u*V+d*H+f*ee,s[13]=h*S+u*ne+d*J+f*te,s[2]=m*A+_*E+g*I+p*Y,s[6]=m*R+_*O+g*B+p*W,s[10]=m*U+_*V+g*H+p*ee,s[14]=m*S+_*ne+g*J+p*te,s[3]=y*A+v*E+x*I+C*Y,s[7]=y*R+v*O+x*B+C*W,s[11]=y*U+v*V+x*H+C*ee,s[15]=y*S+v*ne+x*J+C*te,this}multiplyScalar(e){const 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(){const e=this.elements,t=e[0],i=e[4],n=e[8],s=e[12],o=e[1],a=e[5],c=e[9],l=e[13],h=e[2],u=e[6],d=e[10],f=e[14],m=e[3],_=e[7],g=e[11],p=e[15];return m*(+s*c*u-n*l*u-s*a*d+i*l*d+n*a*f-i*c*f)+_*(+t*c*f-t*l*d+s*o*d-n*o*f+n*l*h-s*c*h)+g*(+t*l*u-t*a*f-s*o*u+i*o*f+s*a*h-i*l*h)+p*(-n*a*h-t*c*u+t*a*d+n*o*u-i*o*d+i*c*h)}transpose(){const e=this.elements;let 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,i){const n=this.elements;return e.isVector3?(n[12]=e.x,n[13]=e.y,n[14]=e.z):(n[12]=e,n[13]=t,n[14]=i),this}invert(){const e=this.elements,t=e[0],i=e[1],n=e[2],s=e[3],o=e[4],a=e[5],c=e[6],l=e[7],h=e[8],u=e[9],d=e[10],f=e[11],m=e[12],_=e[13],g=e[14],p=e[15],y=u*g*l-_*d*l+_*c*f-a*g*f-u*c*p+a*d*p,v=m*d*l-h*g*l-m*c*f+o*g*f+h*c*p-o*d*p,x=h*_*l-m*u*l+m*a*f-o*_*f-h*a*p+o*u*p,C=m*u*c-h*_*c-m*a*d+o*_*d+h*a*g-o*u*g,A=t*y+i*v+n*x+s*C;if(A===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const R=1/A;return e[0]=y*R,e[1]=(_*d*s-u*g*s-_*n*f+i*g*f+u*n*p-i*d*p)*R,e[2]=(a*g*s-_*c*s+_*n*l-i*g*l-a*n*p+i*c*p)*R,e[3]=(u*c*s-a*d*s-u*n*l+i*d*l+a*n*f-i*c*f)*R,e[4]=v*R,e[5]=(h*g*s-m*d*s+m*n*f-t*g*f-h*n*p+t*d*p)*R,e[6]=(m*c*s-o*g*s-m*n*l+t*g*l+o*n*p-t*c*p)*R,e[7]=(o*d*s-h*c*s+h*n*l-t*d*l-o*n*f+t*c*f)*R,e[8]=x*R,e[9]=(m*u*s-h*_*s-m*i*f+t*_*f+h*i*p-t*u*p)*R,e[10]=(o*_*s-m*a*s+m*i*l-t*_*l-o*i*p+t*a*p)*R,e[11]=(h*a*s-o*u*s-h*i*l+t*u*l+o*i*f-t*a*f)*R,e[12]=C*R,e[13]=(h*_*n-m*u*n+m*i*d-t*_*d-h*i*g+t*u*g)*R,e[14]=(m*a*n-o*_*n-m*i*c+t*_*c+o*i*g-t*a*g)*R,e[15]=(o*u*n-h*a*n+h*i*c-t*u*c-o*i*d+t*a*d)*R,this}scale(e){const t=this.elements,i=e.x,n=e.y,s=e.z;return t[0]*=i,t[4]*=n,t[8]*=s,t[1]*=i,t[5]*=n,t[9]*=s,t[2]*=i,t[6]*=n,t[10]*=s,t[3]*=i,t[7]*=n,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],i=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],n=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,i,n))}makeTranslation(e,t,i){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,i,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),i=Math.sin(e);return this.set(1,0,0,0,0,t,-i,0,0,i,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,0,i,0,0,1,0,0,-i,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,0,i,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const i=Math.cos(t),n=Math.sin(t),s=1-i,o=e.x,a=e.y,c=e.z,l=s*o,h=s*a;return this.set(l*o+i,l*a-n*c,l*c+n*a,0,l*a+n*c,h*a+i,h*c-n*o,0,l*c-n*a,h*c+n*o,s*c*c+i,0,0,0,0,1),this}makeScale(e,t,i){return this.set(e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1),this}makeShear(e,t,i,n,s,o){return this.set(1,i,s,0,e,1,o,0,t,n,1,0,0,0,0,1),this}compose(e,t,i){const n=this.elements,s=t._x,o=t._y,a=t._z,c=t._w,l=s+s,h=o+o,u=a+a,d=s*l,f=s*h,m=s*u,_=o*h,g=o*u,p=a*u,y=c*l,v=c*h,x=c*u,C=i.x,A=i.y,R=i.z;return n[0]=(1-(_+p))*C,n[1]=(f+x)*C,n[2]=(m-v)*C,n[3]=0,n[4]=(f-x)*A,n[5]=(1-(d+p))*A,n[6]=(g+y)*A,n[7]=0,n[8]=(m+v)*R,n[9]=(g-y)*R,n[10]=(1-(d+_))*R,n[11]=0,n[12]=e.x,n[13]=e.y,n[14]=e.z,n[15]=1,this}decompose(e,t,i){const n=this.elements;let s=yn.set(n[0],n[1],n[2]).length();const o=yn.set(n[4],n[5],n[6]).length(),a=yn.set(n[8],n[9],n[10]).length();this.determinant()<0&&(s=-s),e.x=n[12],e.y=n[13],e.z=n[14],jt.copy(this);const l=1/s,h=1/o,u=1/a;return jt.elements[0]*=l,jt.elements[1]*=l,jt.elements[2]*=l,jt.elements[4]*=h,jt.elements[5]*=h,jt.elements[6]*=h,jt.elements[8]*=u,jt.elements[9]*=u,jt.elements[10]*=u,t.setFromRotationMatrix(jt),i.x=s,i.y=o,i.z=a,this}makePerspective(e,t,i,n,s,o,a=si){const c=this.elements,l=2*s/(t-e),h=2*s/(i-n),u=(t+e)/(t-e),d=(i+n)/(i-n);let f,m;if(a===si)f=-(o+s)/(o-s),m=-2*o*s/(o-s);else if(a===xs)f=-o/(o-s),m=-o*s/(o-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);return c[0]=l,c[4]=0,c[8]=u,c[12]=0,c[1]=0,c[5]=h,c[9]=d,c[13]=0,c[2]=0,c[6]=0,c[10]=f,c[14]=m,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(e,t,i,n,s,o,a=si){const c=this.elements,l=1/(t-e),h=1/(i-n),u=1/(o-s),d=(t+e)*l,f=(i+n)*h;let m,_;if(a===si)m=(o+s)*u,_=-2*u;else if(a===xs)m=s*u,_=-1*u;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);return c[0]=2*l,c[4]=0,c[8]=0,c[12]=-d,c[1]=0,c[5]=2*h,c[9]=0,c[13]=-f,c[2]=0,c[6]=0,c[10]=_,c[14]=-m,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(e){const t=this.elements,i=e.elements;for(let n=0;n<16;n++)if(t[n]!==i[n])return!1;return!0}fromArray(e,t=0){for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e[t+9]=i[9],e[t+10]=i[10],e[t+11]=i[11],e[t+12]=i[12],e[t+13]=i[13],e[t+14]=i[14],e[t+15]=i[15],e}}const yn=new w,jt=new Le,Rd=new w(0,0,0),Cd=new w(1,1,1),Ti=new w,Fs=new w,Ht=new w,Uc=new Le,Dc=new Yt;class Yr{constructor(e=0,t=0,i=0,n=Yr.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=n}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,i,n=this._order){return this._x=e,this._y=t,this._z=i,this._order=n,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,i=!0){const n=e.elements,s=n[0],o=n[4],a=n[8],c=n[1],l=n[5],h=n[9],u=n[2],d=n[6],f=n[10];switch(t){case"XYZ":this._y=Math.asin(ht(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-o,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-ht(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,f),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(ht(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-o,l)):(this._y=0,this._z=Math.atan2(c,s));break;case"ZYX":this._y=Math.asin(-ht(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(c,s)):(this._x=0,this._z=Math.atan2(-o,l));break;case"YZX":this._z=Math.asin(ht(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(a,f));break;case"XZY":this._z=Math.asin(-ht(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-h,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,i===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,i){return Uc.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Uc,t,i)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Dc.setFromEuler(this),this.setFromQuaternion(Dc,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}}Yr.DEFAULT_ORDER="XYZ";class pa{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}}let Pd=0;const Nc=new w,xn=new Yt,ui=new Le,zs=new w,ss=new w,Ld=new w,Id=new Yt,Oc=new w(1,0,0),Bc=new w(0,1,0),Fc=new w(0,0,1),Ud={type:"added"},Dd={type:"removed"};class $e extends Bi{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Pd++}),this.uuid=qt(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=$e.DEFAULT_UP.clone();const e=new w,t=new Yr,i=new Yt,n=new w(1,1,1);function s(){i.setFromEuler(t,!1)}function o(){t.setFromQuaternion(i,void 0,!1)}t._onChange(s),i._onChange(o),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new Le},normalMatrix:{value:new Ge}}),this.matrix=new Le,this.matrixWorld=new Le,this.matrixAutoUpdate=$e.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=$e.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new pa,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],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 xn.setFromAxisAngle(e,t),this.quaternion.multiply(xn),this}rotateOnWorldAxis(e,t){return xn.setFromAxisAngle(e,t),this.quaternion.premultiply(xn),this}rotateX(e){return this.rotateOnAxis(Oc,e)}rotateY(e){return this.rotateOnAxis(Bc,e)}rotateZ(e){return this.rotateOnAxis(Fc,e)}translateOnAxis(e,t){return Nc.copy(e).applyQuaternion(this.quaternion),this.position.add(Nc.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Oc,e)}translateY(e){return this.translateOnAxis(Bc,e)}translateZ(e){return this.translateOnAxis(Fc,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(ui.copy(this.matrixWorld).invert())}lookAt(e,t,i){e.isVector3?zs.copy(e):zs.set(e,t,i);const n=this.parent;this.updateWorldMatrix(!0,!1),ss.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?ui.lookAt(ss,zs,this.up):ui.lookAt(zs,ss,this.up),this.quaternion.setFromRotationMatrix(ui),n&&(ui.extractRotation(n.matrixWorld),xn.setFromRotationMatrix(ui),this.quaternion.premultiply(xn.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.parent!==null&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Ud)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let i=0;i<arguments.length;i++)this.remove(arguments[i]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Dd)),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),ui.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),ui.multiply(e.parent.matrixWorld)),e.applyMatrix4(ui),this.add(e),e.updateWorldMatrix(!1,!0),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 i=0,n=this.children.length;i<n;i++){const o=this.children[i].getObjectByProperty(e,t);if(o!==void 0)return o}}getObjectsByProperty(e,t,i=[]){this[e]===t&&i.push(this);const n=this.children;for(let s=0,o=n.length;s<o;s++)n[s].getObjectsByProperty(e,t,i);return i}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ss,e,Ld),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ss,Id,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let i=0,n=t.length;i<n;i++)t[i].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let i=0,n=t.length;i<n;i++)t[i].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let i=0,n=t.length;i<n;i++){const s=t[i];(s.matrixWorldAutoUpdate===!0||e===!0)&&s.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const i=this.parent;if(e===!0&&i!==null&&i.matrixWorldAutoUpdate===!0&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const n=this.children;for(let s=0,o=n.length;s<o;s++){const a=n[s];a.matrixWorldAutoUpdate===!0&&a.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=e===void 0||typeof e=="string",i={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const n={};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.castShadow===!0&&(n.castShadow=!0),this.receiveShadow===!0&&(n.receiveShadow=!0),this.visible===!1&&(n.visible=!1),this.frustumCulled===!1&&(n.frustumCulled=!1),this.renderOrder!==0&&(n.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.visibility=this._visibility,n.active=this._active,n.bounds=this._bounds.map(a=>({boxInitialized:a.boxInitialized,boxMin:a.box.min.toArray(),boxMax:a.box.max.toArray(),sphereInitialized:a.sphereInitialized,sphereRadius:a.sphere.radius,sphereCenter:a.sphere.center.toArray()})),n.maxGeometryCount=this._maxGeometryCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.geometryCount=this._geometryCount,n.matricesTexture=this._matricesTexture.toJSON(e),this.boundingSphere!==null&&(n.boundingSphere={center:n.boundingSphere.center.toArray(),radius:n.boundingSphere.radius}),this.boundingBox!==null&&(n.boundingBox={min:n.boundingBox.min.toArray(),max:n.boundingBox.max.toArray()}));function s(a,c){return a[c.uuid]===void 0&&(a[c.uuid]=c.toJSON(e)),c.uuid}if(this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(n.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=s(e.geometries,this.geometry);const a=this.geometry.parameters;if(a!==void 0&&a.shapes!==void 0){const c=a.shapes;if(Array.isArray(c))for(let l=0,h=c.length;l<h;l++){const u=c[l];s(e.shapes,u)}else s(e.shapes,c)}}if(this.isSkinnedMesh&&(n.bindMode=this.bindMode,n.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),n.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const a=[];for(let c=0,l=this.material.length;c<l;c++)a.push(s(e.materials,this.material[c]));n.material=a}else n.material=s(e.materials,this.material);if(this.children.length>0){n.children=[];for(let a=0;a<this.children.length;a++)n.children.push(this.children[a].toJSON(e).object)}if(this.animations.length>0){n.animations=[];for(let a=0;a<this.animations.length;a++){const c=this.animations[a];n.animations.push(s(e.animations,c))}}if(t){const a=o(e.geometries),c=o(e.materials),l=o(e.textures),h=o(e.images),u=o(e.shapes),d=o(e.skeletons),f=o(e.animations),m=o(e.nodes);a.length>0&&(i.geometries=a),c.length>0&&(i.materials=c),l.length>0&&(i.textures=l),h.length>0&&(i.images=h),u.length>0&&(i.shapes=u),d.length>0&&(i.skeletons=d),f.length>0&&(i.animations=f),m.length>0&&(i.nodes=m)}return i.object=n,i;function o(a){const c=[];for(const l in a){const h=a[l];delete h.metadata,c.push(h)}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 i=0;i<e.children.length;i++){const n=e.children[i];this.add(n.clone())}return this}}$e.DEFAULT_UP=new w(0,1,0);$e.DEFAULT_MATRIX_AUTO_UPDATE=!0;$e.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const ei=new w,di=new w,bo=new w,fi=new w,Mn=new w,Sn=new w,zc=new w,Eo=new w,To=new w,Ao=new w;let ks=!1;class Wt{constructor(e=new w,t=new w,i=new w){this.a=e,this.b=t,this.c=i}static getNormal(e,t,i,n){n.subVectors(i,t),ei.subVectors(e,t),n.cross(ei);const s=n.lengthSq();return s>0?n.multiplyScalar(1/Math.sqrt(s)):n.set(0,0,0)}static getBarycoord(e,t,i,n,s){ei.subVectors(n,t),di.subVectors(i,t),bo.subVectors(e,t);const o=ei.dot(ei),a=ei.dot(di),c=ei.dot(bo),l=di.dot(di),h=di.dot(bo),u=o*l-a*a;if(u===0)return s.set(0,0,0),null;const d=1/u,f=(l*c-a*h)*d,m=(o*h-a*c)*d;return s.set(1-f-m,m,f)}static containsPoint(e,t,i,n){return this.getBarycoord(e,t,i,n,fi)===null?!1:fi.x>=0&&fi.y>=0&&fi.x+fi.y<=1}static getUV(e,t,i,n,s,o,a,c){return ks===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ks=!0),this.getInterpolation(e,t,i,n,s,o,a,c)}static getInterpolation(e,t,i,n,s,o,a,c){return this.getBarycoord(e,t,i,n,fi)===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,fi.x),c.addScaledVector(o,fi.y),c.addScaledVector(a,fi.z),c)}static isFrontFacing(e,t,i,n){return ei.subVectors(i,t),di.subVectors(e,t),ei.cross(di).dot(n)<0}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,n){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[n]),this}setFromAttributeAndIndices(e,t,i,n){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,n),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 ei.subVectors(this.c,this.b),di.subVectors(this.a,this.b),ei.cross(di).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Wt.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Wt.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,i,n,s){return ks===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ks=!0),Wt.getInterpolation(e,this.a,this.b,this.c,t,i,n,s)}getInterpolation(e,t,i,n,s){return Wt.getInterpolation(e,this.a,this.b,this.c,t,i,n,s)}containsPoint(e){return Wt.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Wt.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const i=this.a,n=this.b,s=this.c;let o,a;Mn.subVectors(n,i),Sn.subVectors(s,i),Eo.subVectors(e,i);const c=Mn.dot(Eo),l=Sn.dot(Eo);if(c<=0&&l<=0)return t.copy(i);To.subVectors(e,n);const h=Mn.dot(To),u=Sn.dot(To);if(h>=0&&u<=h)return t.copy(n);const d=c*u-h*l;if(d<=0&&c>=0&&h<=0)return o=c/(c-h),t.copy(i).addScaledVector(Mn,o);Ao.subVectors(e,s);const f=Mn.dot(Ao),m=Sn.dot(Ao);if(m>=0&&f<=m)return t.copy(s);const _=f*l-c*m;if(_<=0&&l>=0&&m<=0)return a=l/(l-m),t.copy(i).addScaledVector(Sn,a);const g=h*m-f*u;if(g<=0&&u-h>=0&&f-m>=0)return zc.subVectors(s,n),a=(u-h)/(u-h+(f-m)),t.copy(n).addScaledVector(zc,a);const p=1/(g+_+d);return o=_*p,a=d*p,t.copy(i).addScaledVector(Mn,o).addScaledVector(Sn,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const xh={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Ai={h:0,s:0,l:0},Vs={h:0,s:0,l:0};function wo(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class me{constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}set(e,t,i){if(t===void 0&&i===void 0){const n=e;n&&n.isColor?this.copy(n):typeof n=="number"?this.setHex(n):typeof n=="string"&&this.setStyle(n)}else this.setRGB(e,t,i);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=St){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Qe.toWorkingColorSpace(this,t),this}setRGB(e,t,i,n=Qe.workingColorSpace){return this.r=e,this.g=t,this.b=i,Qe.toWorkingColorSpace(this,n),this}setHSL(e,t,i,n=Qe.workingColorSpace){if(e=da(e,1),t=ht(t,0,1),i=ht(i,0,1),t===0)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+t):i+t-i*t,o=2*i-s;this.r=wo(o,s,e+1/3),this.g=wo(o,s,e),this.b=wo(o,s,e-1/3)}return Qe.toWorkingColorSpace(this,n),this}setStyle(e,t=St){function i(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const o=n[1],a=n[2];switch(o){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=n[1],o=s.length;if(o===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(o===6)return this.setHex(parseInt(s,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=St){const i=xh[e.toLowerCase()];return i!==void 0?this.setHex(i,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=Wn(e.r),this.g=Wn(e.g),this.b=Wn(e.b),this}copyLinearToSRGB(e){return this.r=mo(e.r),this.g=mo(e.g),this.b=mo(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=St){return Qe.fromWorkingColorSpace(At.copy(this),e),Math.round(ht(At.r*255,0,255))*65536+Math.round(ht(At.g*255,0,255))*256+Math.round(ht(At.b*255,0,255))}getHexString(e=St){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Qe.workingColorSpace){Qe.fromWorkingColorSpace(At.copy(this),t);const i=At.r,n=At.g,s=At.b,o=Math.max(i,n,s),a=Math.min(i,n,s);let c,l;const h=(a+o)/2;if(a===o)c=0,l=0;else{const u=o-a;switch(l=h<=.5?u/(o+a):u/(2-o-a),o){case i:c=(n-s)/u+(n<s?6:0);break;case n:c=(s-i)/u+2;break;case s:c=(i-n)/u+4;break}c/=6}return e.h=c,e.s=l,e.l=h,e}getRGB(e,t=Qe.workingColorSpace){return Qe.fromWorkingColorSpace(At.copy(this),t),e.r=At.r,e.g=At.g,e.b=At.b,e}getStyle(e=St){Qe.fromWorkingColorSpace(At.copy(this),e);const t=At.r,i=At.g,n=At.b;return e!==St?`color(${e} ${t.toFixed(3)} ${i.toFixed(3)} ${n.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(i*255)},${Math.round(n*255)})`}offsetHSL(e,t,i){return this.getHSL(Ai),this.setHSL(Ai.h+e,Ai.s+t,Ai.l+i)}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,i){return this.r=e.r+(t.r-e.r)*i,this.g=e.g+(t.g-e.g)*i,this.b=e.b+(t.b-e.b)*i,this}lerpHSL(e,t){this.getHSL(Ai),e.getHSL(Vs);const i=ms(Ai.h,Vs.h,t),n=ms(Ai.s,Vs.s,t),s=ms(Ai.l,Vs.l,t);return this.setHSL(i,n,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,i=this.g,n=this.b,s=e.elements;return this.r=s[0]*t+s[3]*i+s[6]*n,this.g=s[1]*t+s[4]*i+s[7]*n,this.b=s[2]*t+s[5]*i+s[8]*n,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}}const At=new me;me.NAMES=xh;let Nd=0;class Nt extends Bi{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Nd++}),this.uuid=qt(),this.name="",this.type="Material",this.blending=Gn,this.side=Di,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Ko,this.blendDst=Qo,this.blendEquation=Qi,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new me(0,0,0),this.blendAlpha=0,this.depthFunc=Ar,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ac,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=pn,this.stencilZFail=pn,this.stencilZPass=pn,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.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}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const i=e[t];if(i===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const n=this[t];if(n===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[t]=i}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const i={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),this.roughness!==void 0&&(i.roughness=this.roughness),this.metalness!==void 0&&(i.metalness=this.metalness),this.sheen!==void 0&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity&&this.emissiveIntensity!==1&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(i.shininess=this.shininess),this.clearcoat!==void 0&&(i.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.iridescence!==void 0&&(i.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(i.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(i.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(e).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(e).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(e).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(e).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(e).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(i.combine=this.combine)),this.envMapIntensity!==void 0&&(i.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(i.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(i.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(i.size=this.size),this.shadowSide!==null&&(i.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==Gn&&(i.blending=this.blending),this.side!==Di&&(i.side=this.side),this.vertexColors===!0&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),this.transparent===!0&&(i.transparent=!0),this.blendSrc!==Ko&&(i.blendSrc=this.blendSrc),this.blendDst!==Qo&&(i.blendDst=this.blendDst),this.blendEquation!==Qi&&(i.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(i.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(i.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(i.blendAlpha=this.blendAlpha),this.depthFunc!==Ar&&(i.depthFunc=this.depthFunc),this.depthTest===!1&&(i.depthTest=this.depthTest),this.depthWrite===!1&&(i.depthWrite=this.depthWrite),this.colorWrite===!1&&(i.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(i.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Ac&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==pn&&(i.stencilFail=this.stencilFail),this.stencilZFail!==pn&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==pn&&(i.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(i.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(i.rotation=this.rotation),this.polygonOffset===!0&&(i.polygonOffset=!0),this.polygonOffsetFactor!==0&&(i.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(i.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(i.linewidth=this.linewidth),this.dashSize!==void 0&&(i.dashSize=this.dashSize),this.gapSize!==void 0&&(i.gapSize=this.gapSize),this.scale!==void 0&&(i.scale=this.scale),this.dithering===!0&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),this.alphaHash===!0&&(i.alphaHash=!0),this.alphaToCoverage===!0&&(i.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(i.premultipliedAlpha=!0),this.forceSinglePass===!0&&(i.forceSinglePass=!0),this.wireframe===!0&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(i.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(i.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(i.flatShading=!0),this.visible===!1&&(i.visible=!1),this.toneMapped===!1&&(i.toneMapped=!1),this.fog===!1&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData);function n(s){const o=[];for(const a in s){const c=s[a];delete c.metadata,o.push(c)}return o}if(t){const s=n(e.textures),o=n(e.images);s.length>0&&(i.textures=s),o.length>0&&(i.images=o)}return i}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;const t=e.clippingPlanes;let i=null;if(t!==null){const n=t.length;i=new Array(n);for(let s=0;s!==n;++s)i[s]=t[s].clone()}return this.clippingPlanes=i,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++}}class un extends Nt{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new me(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.combine=Xr,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.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}}const _i=Od();function Od(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),i=new Uint32Array(512),n=new Uint32Array(512);for(let c=0;c<256;++c){const l=c-127;l<-27?(i[c]=0,i[c|256]=32768,n[c]=24,n[c|256]=24):l<-14?(i[c]=1024>>-l-14,i[c|256]=1024>>-l-14|32768,n[c]=-l-1,n[c|256]=-l-1):l<=15?(i[c]=l+15<<10,i[c|256]=l+15<<10|32768,n[c]=13,n[c|256]=13):l<128?(i[c]=31744,i[c|256]=64512,n[c]=24,n[c|256]=24):(i[c]=31744,i[c|256]=64512,n[c]=13,n[c|256]=13)}const s=new Uint32Array(2048),o=new Uint32Array(64),a=new Uint32Array(64);for(let c=1;c<1024;++c){let l=c<<13,h=0;for(;(l&8388608)===0;)l<<=1,h-=8388608;l&=-8388609,h+=947912704,s[c]=l|h}for(let c=1024;c<2048;++c)s[c]=939524096+(c-1024<<13);for(let c=1;c<31;++c)o[c]=c<<23;o[31]=1199570944,o[32]=2147483648;for(let c=33;c<63;++c)o[c]=2147483648+(c-32<<23);o[63]=3347054592;for(let c=1;c<64;++c)c!==32&&(a[c]=1024);return{floatView:e,uint32View:t,baseTable:i,shiftTable:n,mantissaTable:s,exponentTable:o,offsetTable:a}}function Ot(r){Math.abs(r)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),r=ht(r,-65504,65504),_i.floatView[0]=r;const e=_i.uint32View[0],t=e>>23&511;return _i.baseTable[t]+((e&8388607)>>_i.shiftTable[t])}function fs(r){const e=r>>10;return _i.uint32View[0]=_i.mantissaTable[_i.offsetTable[e]+(r&1023)]+_i.exponentTable[e],_i.floatView[0]}const oy={toHalfFloat:Ot,fromHalfFloat:fs},ft=new w,Hs=new Z;class et{constructor(e,t,i=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=i,this.usage=Br,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=ni,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return console.warn("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}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,i){e*=this.itemSize,i*=t.itemSize;for(let n=0,s=this.itemSize;n<s;n++)this.array[e+n]=t.array[i+n];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,i=this.count;t<i;t++)Hs.fromBufferAttribute(this,t),Hs.applyMatrix3(e),this.setXY(t,Hs.x,Hs.y);else if(this.itemSize===3)for(let t=0,i=this.count;t<i;t++)ft.fromBufferAttribute(this,t),ft.applyMatrix3(e),this.setXYZ(t,ft.x,ft.y,ft.z);return this}applyMatrix4(e){for(let t=0,i=this.count;t<i;t++)ft.fromBufferAttribute(this,t),ft.applyMatrix4(e),this.setXYZ(t,ft.x,ft.y,ft.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)ft.fromBufferAttribute(this,t),ft.applyNormalMatrix(e),this.setXYZ(t,ft.x,ft.y,ft.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)ft.fromBufferAttribute(this,t),ft.transformDirection(e),this.setXYZ(t,ft.x,ft.y,ft.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let i=this.array[e*this.itemSize+t];return this.normalized&&(i=Bt(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=ze(i,this.array)),this.array[e*this.itemSize+t]=i,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Bt(t,this.array)),t}setX(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Bt(t,this.array)),t}setY(e,t){return this.normalized&&(t=ze(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=Bt(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ze(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=Bt(t,this.array)),t}setW(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array)),this.array[e+0]=t,this.array[e+1]=i,this}setXYZ(e,t,i,n){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=n,this}setXYZW(e,t,i,n,s){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array),s=ze(s,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=n,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(){const 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!==Br&&(e.usage=this.usage),e}}class ay extends et{constructor(e,t,i){super(new Int8Array(e),t,i)}}class cy extends et{constructor(e,t,i){super(new Uint8Array(e),t,i)}}class ly extends et{constructor(e,t,i){super(new Uint8ClampedArray(e),t,i)}}class hy extends et{constructor(e,t,i){super(new Int16Array(e),t,i)}}class Mh extends et{constructor(e,t,i){super(new Uint16Array(e),t,i)}}class uy extends et{constructor(e,t,i){super(new Int32Array(e),t,i)}}class Sh extends et{constructor(e,t,i){super(new Uint32Array(e),t,i)}}class dy extends et{constructor(e,t,i){super(new Uint16Array(e),t,i),this.isFloat16BufferAttribute=!0}getX(e){let t=fs(this.array[e*this.itemSize]);return this.normalized&&(t=Bt(t,this.array)),t}setX(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize]=Ot(t),this}getY(e){let t=fs(this.array[e*this.itemSize+1]);return this.normalized&&(t=Bt(t,this.array)),t}setY(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize+1]=Ot(t),this}getZ(e){let t=fs(this.array[e*this.itemSize+2]);return this.normalized&&(t=Bt(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize+2]=Ot(t),this}getW(e){let t=fs(this.array[e*this.itemSize+3]);return this.normalized&&(t=Bt(t,this.array)),t}setW(e,t){return this.normalized&&(t=ze(t,this.array)),this.array[e*this.itemSize+3]=Ot(t),this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array)),this.array[e+0]=Ot(t),this.array[e+1]=Ot(i),this}setXYZ(e,t,i,n){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array)),this.array[e+0]=Ot(t),this.array[e+1]=Ot(i),this.array[e+2]=Ot(n),this}setXYZW(e,t,i,n,s){return e*=this.itemSize,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array),s=ze(s,this.array)),this.array[e+0]=Ot(t),this.array[e+1]=Ot(i),this.array[e+2]=Ot(n),this.array[e+3]=Ot(s),this}}class ye extends et{constructor(e,t,i){super(new Float32Array(e),t,i)}}class fy extends et{constructor(e,t,i){super(new Float64Array(e),t,i)}}let Bd=0;const $t=new Le,Ro=new $e,bn=new w,Gt=new zt,rs=new zt,Mt=new w;class We extends Bi{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Bd++}),this.uuid=qt(),this.name="",this.type="BufferGeometry",this.index=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(_h(e)?Sh:Mh)(e,1):this.index=e,this}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,i=0){this.groups.push({start:e,count:t,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const i=this.attributes.normal;if(i!==void 0){const s=new Ge().getNormalMatrix(e);i.applyNormalMatrix(s),i.needsUpdate=!0}const n=this.attributes.tangent;return n!==void 0&&(n.transformDirection(e),n.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return $t.makeRotationFromQuaternion(e),this.applyMatrix4($t),this}rotateX(e){return $t.makeRotationX(e),this.applyMatrix4($t),this}rotateY(e){return $t.makeRotationY(e),this.applyMatrix4($t),this}rotateZ(e){return $t.makeRotationZ(e),this.applyMatrix4($t),this}translate(e,t,i){return $t.makeTranslation(e,t,i),this.applyMatrix4($t),this}scale(e,t,i){return $t.makeScale(e,t,i),this.applyMatrix4($t),this}lookAt(e){return Ro.lookAt(e),Ro.updateMatrix(),this.applyMatrix4(Ro.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(bn).negate(),this.translate(bn.x,bn.y,bn.z),this}setFromPoints(e){const t=[];for(let i=0,n=e.length;i<n;i++){const s=e[i];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new ye(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new zt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingBox.set(new w(-1/0,-1/0,-1/0),new w(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let i=0,n=t.length;i<n;i++){const s=t[i];Gt.setFromBufferAttribute(s),this.morphTargetsRelative?(Mt.addVectors(this.boundingBox.min,Gt.min),this.boundingBox.expandByPoint(Mt),Mt.addVectors(this.boundingBox.max,Gt.max),this.boundingBox.expandByPoint(Mt)):(this.boundingBox.expandByPoint(Gt.min),this.boundingBox.expandByPoint(Gt.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 Dt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingSphere.set(new w,1/0);return}if(e){const i=this.boundingSphere.center;if(Gt.setFromBufferAttribute(e),t)for(let s=0,o=t.length;s<o;s++){const a=t[s];rs.setFromBufferAttribute(a),this.morphTargetsRelative?(Mt.addVectors(Gt.min,rs.min),Gt.expandByPoint(Mt),Mt.addVectors(Gt.max,rs.max),Gt.expandByPoint(Mt)):(Gt.expandByPoint(rs.min),Gt.expandByPoint(rs.max))}Gt.getCenter(i);let n=0;for(let s=0,o=e.count;s<o;s++)Mt.fromBufferAttribute(e,s),n=Math.max(n,i.distanceToSquared(Mt));if(t)for(let s=0,o=t.length;s<o;s++){const a=t[s],c=this.morphTargetsRelative;for(let l=0,h=a.count;l<h;l++)Mt.fromBufferAttribute(a,l),c&&(bn.fromBufferAttribute(e,l),Mt.add(bn)),n=Math.max(n,i.distanceToSquared(Mt))}this.boundingSphere.radius=Math.sqrt(n),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const 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}const i=e.array,n=t.position.array,s=t.normal.array,o=t.uv.array,a=n.length/3;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new et(new Float32Array(4*a),4));const c=this.getAttribute("tangent").array,l=[],h=[];for(let E=0;E<a;E++)l[E]=new w,h[E]=new w;const u=new w,d=new w,f=new w,m=new Z,_=new Z,g=new Z,p=new w,y=new w;function v(E,O,V){u.fromArray(n,E*3),d.fromArray(n,O*3),f.fromArray(n,V*3),m.fromArray(o,E*2),_.fromArray(o,O*2),g.fromArray(o,V*2),d.sub(u),f.sub(u),_.sub(m),g.sub(m);const ne=1/(_.x*g.y-g.x*_.y);isFinite(ne)&&(p.copy(d).multiplyScalar(g.y).addScaledVector(f,-_.y).multiplyScalar(ne),y.copy(f).multiplyScalar(_.x).addScaledVector(d,-g.x).multiplyScalar(ne),l[E].add(p),l[O].add(p),l[V].add(p),h[E].add(y),h[O].add(y),h[V].add(y))}let x=this.groups;x.length===0&&(x=[{start:0,count:i.length}]);for(let E=0,O=x.length;E<O;++E){const V=x[E],ne=V.start,I=V.count;for(let B=ne,H=ne+I;B<H;B+=3)v(i[B+0],i[B+1],i[B+2])}const C=new w,A=new w,R=new w,U=new w;function S(E){R.fromArray(s,E*3),U.copy(R);const O=l[E];C.copy(O),C.sub(R.multiplyScalar(R.dot(O))).normalize(),A.crossVectors(U,O);const ne=A.dot(h[E])<0?-1:1;c[E*4]=C.x,c[E*4+1]=C.y,c[E*4+2]=C.z,c[E*4+3]=ne}for(let E=0,O=x.length;E<O;++E){const V=x[E],ne=V.start,I=V.count;for(let B=ne,H=ne+I;B<H;B+=3)S(i[B+0]),S(i[B+1]),S(i[B+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let i=this.getAttribute("normal");if(i===void 0)i=new et(new Float32Array(t.count*3),3),this.setAttribute("normal",i);else for(let d=0,f=i.count;d<f;d++)i.setXYZ(d,0,0,0);const n=new w,s=new w,o=new w,a=new w,c=new w,l=new w,h=new w,u=new w;if(e)for(let d=0,f=e.count;d<f;d+=3){const m=e.getX(d+0),_=e.getX(d+1),g=e.getX(d+2);n.fromBufferAttribute(t,m),s.fromBufferAttribute(t,_),o.fromBufferAttribute(t,g),h.subVectors(o,s),u.subVectors(n,s),h.cross(u),a.fromBufferAttribute(i,m),c.fromBufferAttribute(i,_),l.fromBufferAttribute(i,g),a.add(h),c.add(h),l.add(h),i.setXYZ(m,a.x,a.y,a.z),i.setXYZ(_,c.x,c.y,c.z),i.setXYZ(g,l.x,l.y,l.z)}else for(let d=0,f=t.count;d<f;d+=3)n.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),o.fromBufferAttribute(t,d+2),h.subVectors(o,s),u.subVectors(n,s),h.cross(u),i.setXYZ(d+0,h.x,h.y,h.z),i.setXYZ(d+1,h.x,h.y,h.z),i.setXYZ(d+2,h.x,h.y,h.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,i=e.count;t<i;t++)Mt.fromBufferAttribute(e,t),Mt.normalize(),e.setXYZ(t,Mt.x,Mt.y,Mt.z)}toNonIndexed(){function e(a,c){const l=a.array,h=a.itemSize,u=a.normalized,d=new l.constructor(c.length*h);let f=0,m=0;for(let _=0,g=c.length;_<g;_++){a.isInterleavedBufferAttribute?f=c[_]*a.data.stride+a.offset:f=c[_]*h;for(let p=0;p<h;p++)d[m++]=l[f++]}return new et(d,h,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new We,i=this.index.array,n=this.attributes;for(const a in n){const c=n[a],l=e(c,i);t.setAttribute(a,l)}const s=this.morphAttributes;for(const a in s){const c=[],l=s[a];for(let h=0,u=l.length;h<u;h++){const d=l[h],f=e(d,i);c.push(f)}t.morphAttributes[a]=c}t.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let a=0,c=o.length;a<c;a++){const l=o[a];t.addGroup(l.start,l.count,l.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,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){const c=this.parameters;for(const l in c)c[l]!==void 0&&(e[l]=c[l]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const i=this.attributes;for(const c in i){const l=i[c];e.data.attributes[c]=l.toJSON(e.data)}const n={};let s=!1;for(const c in this.morphAttributes){const l=this.morphAttributes[c],h=[];for(let u=0,d=l.length;u<d;u++){const f=l[u];h.push(f.toJSON(e.data))}h.length>0&&(n[c]=h,s=!0)}s&&(e.data.morphAttributes=n,e.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(e.data.groups=JSON.parse(JSON.stringify(o)));const a=this.boundingSphere;return a!==null&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),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;const t={};this.name=e.name;const i=e.index;i!==null&&this.setIndex(i.clone(t));const n=e.attributes;for(const l in n){const h=n[l];this.setAttribute(l,h.clone(t))}const s=e.morphAttributes;for(const l in s){const h=[],u=s[l];for(let d=0,f=u.length;d<f;d++)h.push(u[d].clone(t));this.morphAttributes[l]=h}this.morphTargetsRelative=e.morphTargetsRelative;const o=e.groups;for(let l=0,h=o.length;l<h;l++){const u=o[l];this.addGroup(u.start,u.count,u.materialIndex)}const a=e.boundingBox;a!==null&&(this.boundingBox=a.clone());const 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"})}}const kc=new Le,Hi=new ws,Gs=new Dt,Vc=new w,En=new w,Tn=new w,An=new w,Co=new w,Ws=new w,Xs=new Z,qs=new Z,Ys=new Z,Hc=new w,Gc=new w,Wc=new w,Zs=new w,Js=new w;class bt extends $e{constructor(e=new We,t=new un){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,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(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=n.length;s<o;s++){const a=n[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}getVertexPosition(e,t){const i=this.geometry,n=i.attributes.position,s=i.morphAttributes.position,o=i.morphTargetsRelative;t.fromBufferAttribute(n,e);const a=this.morphTargetInfluences;if(s&&a){Ws.set(0,0,0);for(let c=0,l=s.length;c<l;c++){const h=a[c],u=s[c];h!==0&&(Co.fromBufferAttribute(u,e),o?Ws.addScaledVector(Co,h):Ws.addScaledVector(Co.sub(t),h))}t.add(Ws)}return t}raycast(e,t){const i=this.geometry,n=this.material,s=this.matrixWorld;n!==void 0&&(i.boundingSphere===null&&i.computeBoundingSphere(),Gs.copy(i.boundingSphere),Gs.applyMatrix4(s),Hi.copy(e.ray).recast(e.near),!(Gs.containsPoint(Hi.origin)===!1&&(Hi.intersectSphere(Gs,Vc)===null||Hi.origin.distanceToSquared(Vc)>(e.far-e.near)**2))&&(kc.copy(s).invert(),Hi.copy(e.ray).applyMatrix4(kc),!(i.boundingBox!==null&&Hi.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(e,t,Hi)))}_computeIntersections(e,t,i){let n;const s=this.geometry,o=this.material,a=s.index,c=s.attributes.position,l=s.attributes.uv,h=s.attributes.uv1,u=s.attributes.normal,d=s.groups,f=s.drawRange;if(a!==null)if(Array.isArray(o))for(let m=0,_=d.length;m<_;m++){const g=d[m],p=o[g.materialIndex],y=Math.max(g.start,f.start),v=Math.min(a.count,Math.min(g.start+g.count,f.start+f.count));for(let x=y,C=v;x<C;x+=3){const A=a.getX(x),R=a.getX(x+1),U=a.getX(x+2);n=$s(this,p,e,i,l,h,u,A,R,U),n&&(n.faceIndex=Math.floor(x/3),n.face.materialIndex=g.materialIndex,t.push(n))}}else{const m=Math.max(0,f.start),_=Math.min(a.count,f.start+f.count);for(let g=m,p=_;g<p;g+=3){const y=a.getX(g),v=a.getX(g+1),x=a.getX(g+2);n=$s(this,o,e,i,l,h,u,y,v,x),n&&(n.faceIndex=Math.floor(g/3),t.push(n))}}else if(c!==void 0)if(Array.isArray(o))for(let m=0,_=d.length;m<_;m++){const g=d[m],p=o[g.materialIndex],y=Math.max(g.start,f.start),v=Math.min(c.count,Math.min(g.start+g.count,f.start+f.count));for(let x=y,C=v;x<C;x+=3){const A=x,R=x+1,U=x+2;n=$s(this,p,e,i,l,h,u,A,R,U),n&&(n.faceIndex=Math.floor(x/3),n.face.materialIndex=g.materialIndex,t.push(n))}}else{const m=Math.max(0,f.start),_=Math.min(c.count,f.start+f.count);for(let g=m,p=_;g<p;g+=3){const y=g,v=g+1,x=g+2;n=$s(this,o,e,i,l,h,u,y,v,x),n&&(n.faceIndex=Math.floor(g/3),t.push(n))}}}}function Fd(r,e,t,i,n,s,o,a){let c;if(e.side===Ft?c=i.intersectTriangle(o,s,n,!0,a):c=i.intersectTriangle(n,s,o,e.side===Di,a),c===null)return null;Js.copy(a),Js.applyMatrix4(r.matrixWorld);const l=t.ray.origin.distanceTo(Js);return l<t.near||l>t.far?null:{distance:l,point:Js.clone(),object:r}}function $s(r,e,t,i,n,s,o,a,c,l){r.getVertexPosition(a,En),r.getVertexPosition(c,Tn),r.getVertexPosition(l,An);const h=Fd(r,e,t,i,En,Tn,An,Zs);if(h){n&&(Xs.fromBufferAttribute(n,a),qs.fromBufferAttribute(n,c),Ys.fromBufferAttribute(n,l),h.uv=Wt.getInterpolation(Zs,En,Tn,An,Xs,qs,Ys,new Z)),s&&(Xs.fromBufferAttribute(s,a),qs.fromBufferAttribute(s,c),Ys.fromBufferAttribute(s,l),h.uv1=Wt.getInterpolation(Zs,En,Tn,An,Xs,qs,Ys,new Z),h.uv2=h.uv1),o&&(Hc.fromBufferAttribute(o,a),Gc.fromBufferAttribute(o,c),Wc.fromBufferAttribute(o,l),h.normal=Wt.getInterpolation(Zs,En,Tn,An,Hc,Gc,Wc,new w),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const u={a,b:c,c:l,normal:new w,materialIndex:0};Wt.getNormal(En,Tn,An,u.normal),h.face=u}return h}class Kn extends We{constructor(e=1,t=1,i=1,n=1,s=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:n,heightSegments:s,depthSegments:o};const a=this;n=Math.floor(n),s=Math.floor(s),o=Math.floor(o);const c=[],l=[],h=[],u=[];let d=0,f=0;m("z","y","x",-1,-1,i,t,e,o,s,0),m("z","y","x",1,-1,i,t,-e,o,s,1),m("x","z","y",1,1,e,i,t,n,o,2),m("x","z","y",1,-1,e,i,-t,n,o,3),m("x","y","z",1,-1,e,t,i,n,s,4),m("x","y","z",-1,-1,e,t,-i,n,s,5),this.setIndex(c),this.setAttribute("position",new ye(l,3)),this.setAttribute("normal",new ye(h,3)),this.setAttribute("uv",new ye(u,2));function m(_,g,p,y,v,x,C,A,R,U,S){const E=x/R,O=C/U,V=x/2,ne=C/2,I=A/2,B=R+1,H=U+1;let J=0,Y=0;const W=new w;for(let ee=0;ee<H;ee++){const te=ee*O-ne;for(let ue=0;ue<B;ue++){const G=ue*E-V;W[_]=G*y,W[g]=te*v,W[p]=I,l.push(W.x,W.y,W.z),W[_]=0,W[g]=0,W[p]=A>0?1:-1,h.push(W.x,W.y,W.z),u.push(ue/R),u.push(1-ee/U),J+=1}}for(let ee=0;ee<U;ee++)for(let te=0;te<R;te++){const ue=d+te+B*ee,G=d+te+B*(ee+1),K=d+(te+1)+B*(ee+1),de=d+(te+1)+B*ee;c.push(ue,G,de),c.push(G,K,de),Y+=6}a.addGroup(f,Y,S),f+=Y,d+=J}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Kn(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Jn(r){const e={};for(const t in r){e[t]={};for(const i in r[t]){const n=r[t][i];n&&(n.isColor||n.isMatrix3||n.isMatrix4||n.isVector2||n.isVector3||n.isVector4||n.isTexture||n.isQuaternion)?n.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][i]=null):e[t][i]=n.clone():Array.isArray(n)?e[t][i]=n.slice():e[t][i]=n}}return e}function It(r){const e={};for(let t=0;t<r.length;t++){const i=Jn(r[t]);for(const n in i)e[n]=i[n]}return e}function zd(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function bh(r){return r.getRenderTarget()===null?r.outputColorSpace:Qe.workingColorSpace}const kd={clone:Jn,merge:It};var Vd=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,Hd=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class xi extends Nt{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Vd,this.fragmentShader=Hd,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1,clipCullDistance:!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=Jn(e.uniforms),this.uniformsGroups=zd(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){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const n in this.uniforms){const o=this.uniforms[n].value;o&&o.isTexture?t.uniforms[n]={type:"t",value:o.toJSON(e).uuid}:o&&o.isColor?t.uniforms[n]={type:"c",value:o.getHex()}:o&&o.isVector2?t.uniforms[n]={type:"v2",value:o.toArray()}:o&&o.isVector3?t.uniforms[n]={type:"v3",value:o.toArray()}:o&&o.isVector4?t.uniforms[n]={type:"v4",value:o.toArray()}:o&&o.isMatrix3?t.uniforms[n]={type:"m3",value:o.toArray()}:o&&o.isMatrix4?t.uniforms[n]={type:"m4",value:o.toArray()}:t.uniforms[n]={value:o}}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;const i={};for(const n in this.extensions)this.extensions[n]===!0&&(i[n]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}}class ma extends $e{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Le,this.projectionMatrix=new Le,this.projectionMatrixInverse=new Le,this.coordinateSystem=si}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)}}class Rt extends ma{constructor(e=50,t=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=i,this.far=n,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){const t=.5*this.getFilmHeight()/e;this.fov=Zn*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(rn*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Zn*2*Math.atan(Math.tan(rn*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,i,n,s,o){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=i,this.view.offsetY=n,this.view.width=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(rn*.5*this.fov)/this.zoom,i=2*t,n=this.aspect*i,s=-.5*n;const o=this.view;if(this.view!==null&&this.view.enabled){const c=o.fullWidth,l=o.fullHeight;s+=o.offsetX*n/c,t-=o.offsetY*i/l,n*=o.width/c,i*=o.height/l}const a=this.filmOffset;a!==0&&(s+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+n,t,t-i,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const 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}}const wn=-90,Rn=1;class Gd extends $e{constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new Rt(wn,Rn,e,t);n.layers=this.layers,this.add(n);const s=new Rt(wn,Rn,e,t);s.layers=this.layers,this.add(s);const o=new Rt(wn,Rn,e,t);o.layers=this.layers,this.add(o);const a=new Rt(wn,Rn,e,t);a.layers=this.layers,this.add(a);const c=new Rt(wn,Rn,e,t);c.layers=this.layers,this.add(c);const l=new Rt(wn,Rn,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[i,n,s,o,a,c]=t;for(const l of t)this.remove(l);if(e===si)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),o.up.set(0,0,1),o.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===xs)i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),o.up.set(0,0,-1),o.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(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,o,a,c,l,h]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),m=e.xr.enabled;e.xr.enabled=!1;const _=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,e.setRenderTarget(i,0,n),e.render(t,s),e.setRenderTarget(i,1,n),e.render(t,o),e.setRenderTarget(i,2,n),e.render(t,a),e.setRenderTarget(i,3,n),e.render(t,c),e.setRenderTarget(i,4,n),e.render(t,l),i.texture.generateMipmaps=_,e.setRenderTarget(i,5,n),e.render(t,h),e.setRenderTarget(u,d,f),e.xr.enabled=m,i.texture.needsPMREMUpdate=!0}}class Zr extends gt{constructor(e,t,i,n,s,o,a,c,l,h){e=e!==void 0?e:[],t=t!==void 0?t:Ni,super(e,t,i,n,s,o,a,c,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Wd extends ri{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const i={width:e,height:e,depth:1},n=[i,i,i,i,i,i];t.encoding!==void 0&&(gs("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===sn?St:Kt),this.texture=new Zr(n,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:mt}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;const i={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 );

				}
			`},n=new Kn(5,5,5),s=new xi({name:"CubemapFromEquirect",uniforms:Jn(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:Ft,blending:Li});s.uniforms.tEquirect.value=t;const o=new bt(n,s),a=t.minFilter;return t.minFilter===an&&(t.minFilter=mt),new Gd(1,10,this).update(e,o),t.minFilter=a,o.geometry.dispose(),o.material.dispose(),this}clear(e,t,i,n){const s=e.getRenderTarget();for(let o=0;o<6;o++)e.setRenderTarget(this,o),e.clear(t,i,n);e.setRenderTarget(s)}}const Po=new w,Xd=new w,qd=new Ge;class $i{constructor(e=new w(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,i,n){return this.normal.set(e,t,i),this.constant=n,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,i){const n=Po.subVectors(i,t).cross(Xd.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(n,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const 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){const i=e.delta(Po),n=this.normal.dot(i);if(n===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/n;return s<0||s>1?null:t.copy(e.start).addScaledVector(i,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),i=this.distanceToPoint(e.end);return t<0&&i>0||i<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){const i=t||qd.getNormalMatrix(e),n=this.coplanarPoint(Po).applyMatrix4(e),s=this.normal.applyMatrix3(i).normalize();return this.constant=-n.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)}}const Gi=new Dt,Ks=new w;class Jr{constructor(e=new $i,t=new $i,i=new $i,n=new $i,s=new $i,o=new $i){this.planes=[e,t,i,n,s,o]}set(e,t,i,n,s,o){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(i),a[3].copy(n),a[4].copy(s),a[5].copy(o),this}copy(e){const t=this.planes;for(let i=0;i<6;i++)t[i].copy(e.planes[i]);return this}setFromProjectionMatrix(e,t=si){const i=this.planes,n=e.elements,s=n[0],o=n[1],a=n[2],c=n[3],l=n[4],h=n[5],u=n[6],d=n[7],f=n[8],m=n[9],_=n[10],g=n[11],p=n[12],y=n[13],v=n[14],x=n[15];if(i[0].setComponents(c-s,d-l,g-f,x-p).normalize(),i[1].setComponents(c+s,d+l,g+f,x+p).normalize(),i[2].setComponents(c+o,d+h,g+m,x+y).normalize(),i[3].setComponents(c-o,d-h,g-m,x-y).normalize(),i[4].setComponents(c-a,d-u,g-_,x-v).normalize(),t===si)i[5].setComponents(c+a,d+u,g+_,x+v).normalize();else if(t===xs)i[5].setComponents(a,u,_,v).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(),Gi.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Gi.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Gi)}intersectsSprite(e){return Gi.center.set(0,0,0),Gi.radius=.7071067811865476,Gi.applyMatrix4(e.matrixWorld),this.intersectsSphere(Gi)}intersectsSphere(e){const t=this.planes,i=e.center,n=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(i)<n)return!1;return!0}intersectsBox(e){const t=this.planes;for(let i=0;i<6;i++){const n=t[i];if(Ks.x=n.normal.x>0?e.max.x:e.min.x,Ks.y=n.normal.y>0?e.max.y:e.min.y,Ks.z=n.normal.z>0?e.max.z:e.min.z,n.distanceToPoint(Ks)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let i=0;i<6;i++)if(t[i].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function Eh(){let r=null,e=!1,t=null,i=null;function n(s,o){t(s,o),i=r.requestAnimationFrame(n)}return{start:function(){e!==!0&&t!==null&&(i=r.requestAnimationFrame(n),e=!0)},stop:function(){r.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function Yd(r,e){const t=e.isWebGL2,i=new WeakMap;function n(l,h){const u=l.array,d=l.usage,f=u.byteLength,m=r.createBuffer();r.bindBuffer(h,m),r.bufferData(h,u,d),l.onUploadCallback();let _;if(u instanceof Float32Array)_=r.FLOAT;else if(u instanceof Uint16Array)if(l.isFloat16BufferAttribute)if(t)_=r.HALF_FLOAT;else throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");else _=r.UNSIGNED_SHORT;else if(u instanceof Int16Array)_=r.SHORT;else if(u instanceof Uint32Array)_=r.UNSIGNED_INT;else if(u instanceof Int32Array)_=r.INT;else if(u instanceof Int8Array)_=r.BYTE;else if(u instanceof Uint8Array)_=r.UNSIGNED_BYTE;else if(u instanceof Uint8ClampedArray)_=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+u);return{buffer:m,type:_,bytesPerElement:u.BYTES_PER_ELEMENT,version:l.version,size:f}}function s(l,h,u){const d=h.array,f=h._updateRange,m=h.updateRanges;if(r.bindBuffer(u,l),f.count===-1&&m.length===0&&r.bufferSubData(u,0,d),m.length!==0){for(let _=0,g=m.length;_<g;_++){const p=m[_];t?r.bufferSubData(u,p.start*d.BYTES_PER_ELEMENT,d,p.start,p.count):r.bufferSubData(u,p.start*d.BYTES_PER_ELEMENT,d.subarray(p.start,p.start+p.count))}h.clearUpdateRanges()}f.count!==-1&&(t?r.bufferSubData(u,f.offset*d.BYTES_PER_ELEMENT,d,f.offset,f.count):r.bufferSubData(u,f.offset*d.BYTES_PER_ELEMENT,d.subarray(f.offset,f.offset+f.count)),f.count=-1),h.onUploadCallback()}function o(l){return l.isInterleavedBufferAttribute&&(l=l.data),i.get(l)}function a(l){l.isInterleavedBufferAttribute&&(l=l.data);const h=i.get(l);h&&(r.deleteBuffer(h.buffer),i.delete(l))}function c(l,h){if(l.isGLBufferAttribute){const d=i.get(l);(!d||d.version<l.version)&&i.set(l,{buffer:l.buffer,type:l.type,bytesPerElement:l.elementSize,version:l.version});return}l.isInterleavedBufferAttribute&&(l=l.data);const u=i.get(l);if(u===void 0)i.set(l,n(l,h));else if(u.version<l.version){if(u.size!==l.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");s(u.buffer,l,h),u.version=l.version}}return{get:o,remove:a,update:c}}class $r extends We{constructor(e=1,t=1,i=1,n=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:i,heightSegments:n};const s=e/2,o=t/2,a=Math.floor(i),c=Math.floor(n),l=a+1,h=c+1,u=e/a,d=t/c,f=[],m=[],_=[],g=[];for(let p=0;p<h;p++){const y=p*d-o;for(let v=0;v<l;v++){const x=v*u-s;m.push(x,-y,0),_.push(0,0,1),g.push(v/a),g.push(1-p/c)}}for(let p=0;p<c;p++)for(let y=0;y<a;y++){const v=y+l*p,x=y+l*(p+1),C=y+1+l*(p+1),A=y+1+l*p;f.push(v,x,A),f.push(x,C,A)}this.setIndex(f),this.setAttribute("position",new ye(m,3)),this.setAttribute("normal",new ye(_,3)),this.setAttribute("uv",new ye(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new $r(e.width,e.height,e.widthSegments,e.heightSegments)}}var Zd=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,Jd=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,$d=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,Kd=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,Qd=`#ifdef USE_ALPHATEST
	if ( diffuseColor.a < alphaTest ) discard;
#endif`,jd=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,ef=`#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`,tf=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,nf=`#ifdef USE_BATCHING
	attribute float batchId;
	uniform highp sampler2D batchingTexture;
	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 );
	}
#endif`,sf=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( batchId );
#endif`,rf=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,of=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,af=`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`,cf=`#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`,lf=`#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`,hf=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#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`,uf=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,df=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,ff=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,pf=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,mf=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,gf=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	varying vec3 vColor;
#endif`,_f=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif`,vf=`#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;
}
float luminance( const in vec3 rgb ) {
	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );
	return dot( weights, rgb );
}
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`,yf=`#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`,xf=`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`,Mf=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,Sf=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,bf=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,Ef=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,Tf="gl_FragColor = linearToOutputTexel( gl_FragColor );",Af=`
const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(
	vec3( 0.8224621, 0.177538, 0.0 ),
	vec3( 0.0331941, 0.9668058, 0.0 ),
	vec3( 0.0170827, 0.0723974, 0.9105199 )
);
const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(
	vec3( 1.2249401, - 0.2249404, 0.0 ),
	vec3( - 0.0420569, 1.0420571, 0.0 ),
	vec3( - 0.0196376, - 0.0786361, 1.0982735 )
);
vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {
	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );
}
vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {
	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );
}
vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
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 );
}
vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 LinearTosRGB( in vec4 value ) {
	return sRGBTransferOETF( value );
}`,wf=`#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, 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`,Rf=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,Cf=`#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`,Pf=`#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`,Lf=`#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`,If=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,Uf=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,Df=`#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`,Nf=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,Of=`#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
}`,Bf=`#ifdef USE_LIGHTMAP
	vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
	vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
	reflectedLight.indirectDiffuse += lightMapIrradiance;
#endif`,Ff=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,zf=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,kf=`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`,Vf=`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 ) {
	#if defined ( LEGACY_LIGHTS )
		if ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {
			return pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );
		}
		return 1.0;
	#else
		float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
		if ( cutoffDistance > 0.0 ) {
			distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
		}
		return distanceFalloff;
	#endif
}
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`,Hf=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, 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, 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`,Gf=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,Wf=`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`,Xf=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,qf=`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`,Yf=`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_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`,Zf=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	#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 );
}`,Jf=`
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.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.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.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`,$f=`#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`,Kf=`#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`,Qf=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,jf=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,ep=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		varying float vFragDepth;
		varying float vIsPerspective;
	#else
		uniform float logDepthBufFC;
	#endif
#endif`,tp=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		vFragDepth = 1.0 + gl_Position.w;
		vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
	#else
		if ( isPerspectiveMatrix( projectionMatrix ) ) {
			gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;
			gl_Position.z *= gl_Position.w;
		}
	#endif
#endif`,ip=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );
	
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,np=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,sp=`#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`,rp=`#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`,op=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,ap=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,cp=`#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )
	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`,lp=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
		}
	#else
		objectNormal += morphNormal0 * morphTargetInfluences[ 0 ];
		objectNormal += morphNormal1 * morphTargetInfluences[ 1 ];
		objectNormal += morphNormal2 * morphTargetInfluences[ 2 ];
		objectNormal += morphNormal3 * morphTargetInfluences[ 3 ];
	#endif
#endif`,hp=`#ifdef USE_MORPHTARGETS
	uniform float morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
		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 );
		}
	#else
		#ifndef USE_MORPHNORMALS
			uniform float morphTargetInfluences[ 8 ];
		#else
			uniform float morphTargetInfluences[ 4 ];
		#endif
	#endif
#endif`,up=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
		}
	#else
		transformed += morphTarget0 * morphTargetInfluences[ 0 ];
		transformed += morphTarget1 * morphTargetInfluences[ 1 ];
		transformed += morphTarget2 * morphTargetInfluences[ 2 ];
		transformed += morphTarget3 * morphTargetInfluences[ 3 ];
		#ifndef USE_MORPHNORMALS
			transformed += morphTarget4 * morphTargetInfluences[ 4 ];
			transformed += morphTarget5 * morphTargetInfluences[ 5 ];
			transformed += morphTarget6 * morphTargetInfluences[ 6 ];
			transformed += morphTarget7 * morphTargetInfluences[ 7 ];
		#endif
	#endif
#endif`,dp=`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;`,fp=`#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`,pp=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,mp=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,gp=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,_p=`#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`,vp=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,yp=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,xp=`#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`,Mp=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,Sp=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,bp=`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 vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec2 packDepthToRG( in highp float v ) {
	return packDepthToRGBA( v ).yx;
}
float unpackRGToDepth( const in highp vec2 v ) {
	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );
}
vec4 pack2HalfToRGBA( 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( 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 );
}`,Ep=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,Tp=`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;`,Ap=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,wp=`#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`,Rp=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,Cp=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,Pp=`#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 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 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 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 ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	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 );
		float hard_shadow = step( compare , distribution.x );
		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 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 shadow;
	}
	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 shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
		vec3 lightToPosition = shadowCoord.xyz;
		float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );		dp += shadowBias;
		vec3 bd3D = normalize( lightToPosition );
		#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
			vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
			return (
				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
			return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
		#endif
	}
#endif`,Lp=`#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 shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			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 shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,Ip=`#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`,Up=`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.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.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.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,Dp=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,Np=`#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`,Op=`#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`,Bp=`#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`,Fp=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,zp=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,kp=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,Vp=`#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 OptimizedCineonToneMapping( 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 = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color *= toneMappingExposure;
	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;
	return color;
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,Hp=`#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.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,Gp=`#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 ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		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;
		vec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
		vec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		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`,Wp=`#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`,Xp=`#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`,qp=`#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`,Yp=`#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`;const Zp=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,Jp=`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>
}`,$p=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,Kp=`#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;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, 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>
}`,Qp=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,jp=`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>
}`,em=`#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>
	#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;
}`,tm=`#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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,im=`#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>
	#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;
}`,nm=`#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 () {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#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 );
}`,sm=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,rm=`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>
}`,om=`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 <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,am=`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() {
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#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>
}`,cm=`#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 <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>
}`,lm=`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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#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>
}`,hm=`#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 <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>
}`,um=`#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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	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>
}`,dm=`#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 <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;
}`,fm=`#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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#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>
}`,pm=`#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 <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
}`,mm=`#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() {
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), opacity );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,gm=`#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 <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>
}`,_m=`#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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	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>
}`,vm=`#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 <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
}`,ym=`#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_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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	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>
}`,xm=`#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 <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>
}`,Mm=`#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() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	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>
}`,Sm=`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 <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>
}`,bm=`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() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#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>
}`,Em=`#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 <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>
}`,Tm=`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>
}`,Am=`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 * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#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>
}`,wm=`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() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#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>
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me(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Ge},alphaMap:{value:null},alphaMapTransform:{value:new Ge},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Ge}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Ge}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Ge}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Ge},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Ge},normalScale:{value:new Z(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Ge},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Ge}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new 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Ue=0;Ue<ue.locationSize;Ue++)R(ue.location+Ue,de/ue.locationSize,Ce,K,de*Ne,de/ue.locationSize*Ue*Ne,Se)}}else if(ee!==void 0){const K=ee[te];if(K!==void 0)switch(K.length){case 2:r.vertexAttrib2fv(ue.location,K);break;case 3:r.vertexAttrib3fv(ue.location,K);break;case 4:r.vertexAttrib4fv(ue.location,K);break;default:r.vertexAttrib1fv(ue.location,K)}}}}A()}function S(){V();for(const I in a){const B=a[I];for(const H in B){const J=B[H];for(const Y in J)m(J[Y].object),delete J[Y];delete B[H]}delete a[I]}}function E(I){if(a[I.id]===void 0)return;const B=a[I.id];for(const H in B){const J=B[H];for(const Y in J)m(J[Y].object),delete J[Y];delete B[H]}delete a[I.id]}function O(I){for(const B in a){const H=a[B];if(H[I.id]===void 0)continue;const J=H[I.id];for(const Y in J)m(J[Y].object),delete J[Y];delete H[I.id]}}function V(){ne(),h=!0,l!==c&&(l=c,f(l.object))}function ne(){c.geometry=null,c.program=null,c.wireframe=!1}return{setup:u,reset:V,resetDefaultState:ne,dispose:S,releaseStatesOfGeometry:E,releaseStatesOfProgram:O,initAttributes:v,enableAttribute:x,disableUnusedAttributes:A}}function Pm(r,e,t,i){const n=i.isWebGL2;let s;function o(h){s=h}function a(h,u){r.drawArrays(s,h,u),t.update(u,s,1)}function c(h,u,d){if(d===0)return;let f,m;if(n)f=r,m="drawArraysInstanced";else if(f=e.get("ANGLE_instanced_arrays"),m="drawArraysInstancedANGLE",f===null){console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}f[m](s,h,u,d),t.update(u,s,d)}function l(h,u,d){if(d===0)return;const f=e.get("WEBGL_multi_draw");if(f===null)for(let m=0;m<d;m++)this.render(h[m],u[m]);else{f.multiDrawArraysWEBGL(s,h,0,u,0,d);let m=0;for(let _=0;_<d;_++)m+=u[_];t.update(m,s,1)}}this.setMode=o,this.render=a,this.renderInstances=c,this.renderMultiDraw=l}function Lm(r,e,t){let i;function n(){if(i!==void 0)return i;if(e.has("EXT_texture_filter_anisotropic")===!0){const R=e.get("EXT_texture_filter_anisotropic");i=r.getParameter(R.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i}function s(R){if(R==="highp"){if(r.getShaderPrecisionFormat(r.VERTEX_SHADER,r.HIGH_FLOAT).precision>0&&r.getShaderPrecisionFormat(r.FRAGMENT_SHADER,r.HIGH_FLOAT).precision>0)return"highp";R="mediump"}return R==="mediump"&&r.getShaderPrecisionFormat(r.VERTEX_SHADER,r.MEDIUM_FLOAT).precision>0&&r.getShaderPrecisionFormat(r.FRAGMENT_SHADER,r.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}const o=typeof WebGL2RenderingContext<"u"&&r.constructor.name==="WebGL2RenderingContext";let a=t.precision!==void 0?t.precision:"highp";const c=s(a);c!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",c,"instead."),a=c);const l=o||e.has("WEBGL_draw_buffers"),h=t.logarithmicDepthBuffer===!0,u=r.getParameter(r.MAX_TEXTURE_IMAGE_UNITS),d=r.getParameter(r.MAX_VERTEX_TEXTURE_IMAGE_UNITS),f=r.getParameter(r.MAX_TEXTURE_SIZE),m=r.getParameter(r.MAX_CUBE_MAP_TEXTURE_SIZE),_=r.getParameter(r.MAX_VERTEX_ATTRIBS),g=r.getParameter(r.MAX_VERTEX_UNIFORM_VECTORS),p=r.getParameter(r.MAX_VARYING_VECTORS),y=r.getParameter(r.MAX_FRAGMENT_UNIFORM_VECTORS),v=d>0,x=o||e.has("OES_texture_float"),C=v&&x,A=o?r.getParameter(r.MAX_SAMPLES):0;return{isWebGL2:o,drawBuffers:l,getMaxAnisotropy:n,getMaxPrecision:s,precision:a,logarithmicDepthBuffer:h,maxTextures:u,maxVertexTextures:d,maxTextureSize:f,maxCubemapSize:m,maxAttributes:_,maxVertexUniforms:g,maxVaryings:p,maxFragmentUniforms:y,vertexTextures:v,floatFragmentTextures:x,floatVertexTextures:C,maxSamples:A}}function Im(r){const e=this;let t=null,i=0,n=!1,s=!1;const o=new $i,a=new Ge,c={value:null,needsUpdate:!1};this.uniform=c,this.numPlanes=0,this.numIntersection=0,this.init=function(u,d){const f=u.length!==0||d||i!==0||n;return n=d,i=u.length,f},this.beginShadows=function(){s=!0,h(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(u,d){t=h(u,d,0)},this.setState=function(u,d,f){const m=u.clippingPlanes,_=u.clipIntersection,g=u.clipShadows,p=r.get(u);if(!n||m===null||m.length===0||s&&!g)s?h(null):l();else{const y=s?0:i,v=y*4;let x=p.clippingState||null;c.value=x,x=h(m,d,v,f);for(let C=0;C!==v;++C)x[C]=t[C];p.clippingState=x,this.numIntersection=_?this.numPlanes:0,this.numPlanes+=y}};function l(){c.value!==t&&(c.value=t,c.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(u,d,f,m){const _=u!==null?u.length:0;let g=null;if(_!==0){if(g=c.value,m!==!0||g===null){const p=f+_*4,y=d.matrixWorldInverse;a.getNormalMatrix(y),(g===null||g.length<p)&&(g=new Float32Array(p));for(let v=0,x=f;v!==_;++v,x+=4)o.copy(u[v]).applyMatrix4(y,a),o.normal.toArray(g,x),g[x+3]=o.constant}c.value=g,c.needsUpdate=!0}return e.numPlanes=_,e.numIntersection=0,g}}function Um(r){let e=new WeakMap;function t(o,a){return a===wr?o.mapping=Ni:a===Rr&&(o.mapping=on),o}function i(o){if(o&&o.isTexture){const a=o.mapping;if(a===wr||a===Rr)if(e.has(o)){const c=e.get(o).texture;return t(c,o.mapping)}else{const c=o.image;if(c&&c.height>0){const l=new Wd(c.height/2);return l.fromEquirectangularTexture(r,o),e.set(o,l),o.addEventListener("dispose",n),t(l.texture,o.mapping)}else return null}}return o}function n(o){const a=o.target;a.removeEventListener("dispose",n);const c=e.get(a);c!==void 0&&(e.delete(a),c.dispose())}function s(){e=new WeakMap}return{get:i,dispose:s}}class ga extends ma{constructor(e=-1,t=1,i=1,n=-1,s=.1,o=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=i,this.bottom=n,this.near=s,this.far=o,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,i,n,s,o){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=i,this.view.offsetY=n,this.view.width=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2;let s=i-e,o=i+e,a=n+t,c=n-t;if(this.view!==null&&this.view.enabled){const l=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=l*this.view.offsetX,o=s+l*this.view.width,a-=h*this.view.offsetY,c=a-h*this.view.height}this.projectionMatrix.makeOrthographic(s,o,a,c,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const 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}}const kn=4,Xc=[.125,.215,.35,.446,.526,.582],ji=20,Lo=new ga,qc=new me;let Io=null,Uo=0,Do=0;const Ki=(1+Math.sqrt(5))/2,Cn=1/Ki,Yc=[new w(1,1,1),new w(-1,1,1),new w(1,1,-1),new w(-1,1,-1),new w(0,Ki,Cn),new w(0,Ki,-Cn),new w(Cn,0,Ki),new w(-Cn,0,Ki),new w(Ki,Cn,0),new w(-Ki,Cn,0)];class Zc{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,i=.1,n=100){Io=this._renderer.getRenderTarget(),Uo=this._renderer.getActiveCubeFace(),Do=this._renderer.getActiveMipmapLevel(),this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,i,n,s),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=Kc(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=$c(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_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(Io,Uo,Do),e.scissorTest=!1,js(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===Ni||e.mapping===on?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Io=this._renderer.getRenderTarget(),Uo=this._renderer.getActiveCubeFace(),Do=this._renderer.getActiveMipmapLevel();const i=t||this._allocateTargets();return this._textureToCubeUV(e,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,i={magFilter:mt,minFilter:mt,generateMipmaps:!1,type:ys,format:Xt,colorSpace:yi,depthBuffer:!1},n=Jc(e,t,i);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Jc(e,t,i);const{_lodMax:s}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=Dm(s)),this._blurMaterial=Nm(s,e,t)}return n}_compileMaterial(e){const t=new bt(this._lodPlanes[0],e);this._renderer.compile(t,Lo)}_sceneToCubeUV(e,t,i,n){const a=new Rt(90,1,t,i),c=[1,-1,1,1,1,1],l=[1,1,1,-1,-1,-1],h=this._renderer,u=h.autoClear,d=h.toneMapping;h.getClearColor(qc),h.toneMapping=Ii,h.autoClear=!1;const f=new un({name:"PMREM.Background",side:Ft,depthWrite:!1,depthTest:!1}),m=new bt(new Kn,f);let _=!1;const g=e.background;g?g.isColor&&(f.color.copy(g),e.background=null,_=!0):(f.color.copy(qc),_=!0);for(let p=0;p<6;p++){const y=p%3;y===0?(a.up.set(0,c[p],0),a.lookAt(l[p],0,0)):y===1?(a.up.set(0,0,c[p]),a.lookAt(0,l[p],0)):(a.up.set(0,c[p],0),a.lookAt(0,0,l[p]));const v=this._cubeSize;js(n,y*v,p>2?v:0,v,v),h.setRenderTarget(n),_&&h.render(m,a),h.render(e,a)}m.geometry.dispose(),m.material.dispose(),h.toneMapping=d,h.autoClear=u,e.background=g}_textureToCubeUV(e,t){const i=this._renderer,n=e.mapping===Ni||e.mapping===on;n?(this._cubemapMaterial===null&&(this._cubemapMaterial=Kc()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=$c());const s=n?this._cubemapMaterial:this._equirectMaterial,o=new bt(this._lodPlanes[0],s),a=s.uniforms;a.envMap.value=e;const c=this._cubeSize;js(t,0,0,3*c,2*c),i.setRenderTarget(t),i.render(o,Lo)}_applyPMREM(e){const t=this._renderer,i=t.autoClear;t.autoClear=!1;for(let n=1;n<this._lodPlanes.length;n++){const s=Math.sqrt(this._sigmas[n]*this._sigmas[n]-this._sigmas[n-1]*this._sigmas[n-1]),o=Yc[(n-1)%Yc.length];this._blur(e,n-1,n,s,o)}t.autoClear=i}_blur(e,t,i,n,s){const o=this._pingPongRenderTarget;this._halfBlur(e,o,t,i,n,"latitudinal",s),this._halfBlur(o,e,i,i,n,"longitudinal",s)}_halfBlur(e,t,i,n,s,o,a){const c=this._renderer,l=this._blurMaterial;o!=="latitudinal"&&o!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const h=3,u=new bt(this._lodPlanes[n],l),d=l.uniforms,f=this._sizeLods[i]-1,m=isFinite(s)?Math.PI/(2*f):2*Math.PI/(2*ji-1),_=s/m,g=isFinite(s)?1+Math.floor(h*_):ji;g>ji&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${g} samples when the maximum is set to ${ji}`);const p=[];let y=0;for(let R=0;R<ji;++R){const U=R/_,S=Math.exp(-U*U/2);p.push(S),R===0?y+=S:R<g&&(y+=2*S)}for(let R=0;R<p.length;R++)p[R]=p[R]/y;d.envMap.value=e.texture,d.samples.value=g,d.weights.value=p,d.latitudinal.value=o==="latitudinal",a&&(d.poleAxis.value=a);const{_lodMax:v}=this;d.dTheta.value=m,d.mipInt.value=v-i;const x=this._sizeLods[n],C=3*x*(n>v-kn?n-v+kn:0),A=4*(this._cubeSize-x);js(t,C,A,3*x,2*x),c.setRenderTarget(t),c.render(u,Lo)}}function Dm(r){const e=[],t=[],i=[];let n=r;const s=r-kn+1+Xc.length;for(let o=0;o<s;o++){const a=Math.pow(2,n);t.push(a);let c=1/a;o>r-kn?c=Xc[o-r+kn-1]:o===0&&(c=0),i.push(c);const l=1/(a-2),h=-l,u=1+l,d=[h,h,u,h,u,u,h,h,u,u,h,u],f=6,m=6,_=3,g=2,p=1,y=new Float32Array(_*m*f),v=new Float32Array(g*m*f),x=new Float32Array(p*m*f);for(let A=0;A<f;A++){const R=A%3*2/3-1,U=A>2?0:-1,S=[R,U,0,R+2/3,U,0,R+2/3,U+1,0,R,U,0,R+2/3,U+1,0,R,U+1,0];y.set(S,_*m*A),v.set(d,g*m*A);const E=[A,A,A,A,A,A];x.set(E,p*m*A)}const C=new We;C.setAttribute("position",new et(y,_)),C.setAttribute("uv",new et(v,g)),C.setAttribute("faceIndex",new et(x,p)),e.push(C),n>kn&&n--}return{lodPlanes:e,sizeLods:t,sigmas:i}}function Jc(r,e,t){const i=new ri(r,e,t);return i.texture.mapping=As,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function js(r,e,t,i,n){r.viewport.set(e,t,i,n),r.scissor.set(e,t,i,n)}function Nm(r,e,t){const i=new Float32Array(ji),n=new w(0,1,0);return new xi({name:"SphericalGaussianBlur",defines:{n:ji,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n}},vertexShader:_a(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:Li,depthTest:!1,depthWrite:!1})}function $c(){return new xi({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:_a(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:Li,depthTest:!1,depthWrite:!1})}function Kc(){return new xi({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:_a(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:Li,depthTest:!1,depthWrite:!1})}function _a(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function Om(r){let e=new WeakMap,t=null;function i(a){if(a&&a.isTexture){const c=a.mapping,l=c===wr||c===Rr,h=c===Ni||c===on;if(l||h)if(a.isRenderTargetTexture&&a.needsPMREMUpdate===!0){a.needsPMREMUpdate=!1;let u=e.get(a);return t===null&&(t=new Zc(r)),u=l?t.fromEquirectangular(a,u):t.fromCubemap(a,u),e.set(a,u),u.texture}else{if(e.has(a))return e.get(a).texture;{const u=a.image;if(l&&u&&u.height>0||h&&u&&n(u)){t===null&&(t=new Zc(r));const d=l?t.fromEquirectangular(a):t.fromCubemap(a);return e.set(a,d),a.addEventListener("dispose",s),d.texture}else return null}}}return a}function n(a){let c=0;const l=6;for(let h=0;h<l;h++)a[h]!==void 0&&c++;return c===l}function s(a){const c=a.target;c.removeEventListener("dispose",s);const l=e.get(c);l!==void 0&&(e.delete(c),l.dispose())}function o(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:i,dispose:o}}function Bm(r){const e={};function t(i){if(e[i]!==void 0)return e[i];let n;switch(i){case"WEBGL_depth_texture":n=r.getExtension("WEBGL_depth_texture")||r.getExtension("MOZ_WEBGL_depth_texture")||r.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":n=r.getExtension("EXT_texture_filter_anisotropic")||r.getExtension("MOZ_EXT_texture_filter_anisotropic")||r.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":n=r.getExtension("WEBGL_compressed_texture_s3tc")||r.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":n=r.getExtension("WEBGL_compressed_texture_pvrtc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:n=r.getExtension(i)}return e[i]=n,n}return{has:function(i){return t(i)!==null},init:function(i){i.isWebGL2?(t("EXT_color_buffer_float"),t("WEBGL_clip_cull_distance")):(t("WEBGL_depth_texture"),t("OES_texture_float"),t("OES_texture_half_float"),t("OES_texture_half_float_linear"),t("OES_standard_derivatives"),t("OES_element_index_uint"),t("OES_vertex_array_object"),t("ANGLE_instanced_arrays")),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture")},get:function(i){const n=t(i);return n===null&&console.warn("THREE.WebGLRenderer: "+i+" extension not supported."),n}}}function Fm(r,e,t,i){const n={},s=new WeakMap;function o(u){const d=u.target;d.index!==null&&e.remove(d.index);for(const m in d.attributes)e.remove(d.attributes[m]);for(const m in d.morphAttributes){const _=d.morphAttributes[m];for(let g=0,p=_.length;g<p;g++)e.remove(_[g])}d.removeEventListener("dispose",o),delete n[d.id];const f=s.get(d);f&&(e.remove(f),s.delete(d)),i.releaseStatesOfGeometry(d),d.isInstancedBufferGeometry===!0&&delete d._maxInstanceCount,t.memory.geometries--}function a(u,d){return n[d.id]===!0||(d.addEventListener("dispose",o),n[d.id]=!0,t.memory.geometries++),d}function c(u){const d=u.attributes;for(const m in d)e.update(d[m],r.ARRAY_BUFFER);const f=u.morphAttributes;for(const m in f){const _=f[m];for(let g=0,p=_.length;g<p;g++)e.update(_[g],r.ARRAY_BUFFER)}}function l(u){const d=[],f=u.index,m=u.attributes.position;let _=0;if(f!==null){const y=f.array;_=f.version;for(let v=0,x=y.length;v<x;v+=3){const C=y[v+0],A=y[v+1],R=y[v+2];d.push(C,A,A,R,R,C)}}else if(m!==void 0){const y=m.array;_=m.version;for(let v=0,x=y.length/3-1;v<x;v+=3){const C=v+0,A=v+1,R=v+2;d.push(C,A,A,R,R,C)}}else return;const g=new(_h(d)?Sh:Mh)(d,1);g.version=_;const p=s.get(u);p&&e.remove(p),s.set(u,g)}function h(u){const d=s.get(u);if(d){const f=u.index;f!==null&&d.version<f.version&&l(u)}else l(u);return s.get(u)}return{get:a,update:c,getWireframeAttribute:h}}function zm(r,e,t,i){const n=i.isWebGL2;let s;function o(f){s=f}let a,c;function l(f){a=f.type,c=f.bytesPerElement}function h(f,m){r.drawElements(s,m,a,f*c),t.update(m,s,1)}function u(f,m,_){if(_===0)return;let g,p;if(n)g=r,p="drawElementsInstanced";else if(g=e.get("ANGLE_instanced_arrays"),p="drawElementsInstancedANGLE",g===null){console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}g[p](s,m,a,f*c,_),t.update(m,s,_)}function d(f,m,_){if(_===0)return;const g=e.get("WEBGL_multi_draw");if(g===null)for(let p=0;p<_;p++)this.render(f[p]/c,m[p]);else{g.multiDrawElementsWEBGL(s,m,0,a,f,0,_);let p=0;for(let y=0;y<_;y++)p+=m[y];t.update(p,s,1)}}this.setMode=o,this.setIndex=l,this.render=h,this.renderInstances=u,this.renderMultiDraw=d}function km(r){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function i(s,o,a){switch(t.calls++,o){case r.TRIANGLES:t.triangles+=a*(s/3);break;case r.LINES:t.lines+=a*(s/2);break;case 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0,A=h.morphAttributes.position||[],R=h.morphAttributes.normal||[],U=h.morphAttributes.color||[];let S=0;v===!0&&(S=1),x===!0&&(S=2),C===!0&&(S=3);let E=h.attributes.position.count*S,O=1;E>e.maxTextureSize&&(O=Math.ceil(E/e.maxTextureSize),E=e.maxTextureSize);const V=new Float32Array(E*O*4*m),ne=new fa(V,E,O,m);ne.type=ni,ne.needsUpdate=!0;const I=S*4;for(let B=0;B<m;B++){const H=A[B],J=R[B],Y=U[B],W=E*O*4*B;for(let ee=0;ee<H.count;ee++){const te=ee*I;v===!0&&(o.fromBufferAttribute(H,ee),V[W+te+0]=o.x,V[W+te+1]=o.y,V[W+te+2]=o.z,V[W+te+3]=0),x===!0&&(o.fromBufferAttribute(J,ee),V[W+te+4]=o.x,V[W+te+5]=o.y,V[W+te+6]=o.z,V[W+te+7]=0),C===!0&&(o.fromBufferAttribute(Y,ee),V[W+te+8]=o.x,V[W+te+9]=o.y,V[W+te+10]=o.z,V[W+te+11]=Y.itemSize===4?o.w:1)}}_={count:m,texture:ne,size:new Z(E,O)},s.set(h,_),h.addEventListener("dispose",y)}let g=0;for(let y=0;y<d.length;y++)g+=d[y];const p=h.morphTargetsRelative?1:1-g;u.getUniforms().setValue(r,"morphTargetBaseInfluence",p),u.getUniforms().setValue(r,"morphTargetInfluences",d),u.getUniforms().setValue(r,"morphTargetsTexture",_.texture,t),u.getUniforms().setValue(r,"morphTargetsTextureSize",_.size)}else{const f=d===void 0?0:d.length;let m=i[h.id];if(m===void 0||m.length!==f){m=[];for(let v=0;v<f;v++)m[v]=[v,0];i[h.id]=m}for(let v=0;v<f;v++){const x=m[v];x[0]=v,x[1]=d[v]}m.sort(Hm);for(let v=0;v<8;v++)v<f&&m[v][1]?(a[v][0]=m[v][0],a[v][1]=m[v][1]):(a[v][0]=Number.MAX_SAFE_INTEGER,a[v][1]=0);a.sort(Vm);const _=h.morphAttributes.position,g=h.morphAttributes.normal;let p=0;for(let v=0;v<8;v++){const 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d=c.skeleton;n.get(d)!==l&&(d.update(),n.set(d,l))}return u}function o(){n=new WeakMap}function a(c){const l=c.target;l.removeEventListener("dispose",a),t.remove(l.instanceMatrix),l.instanceColor!==null&&t.remove(l.instanceColor)}return{update:s,dispose:o}}class Th extends gt{constructor(e,t,i,n,s,o,a,c,l,h){if(h=h!==void 0?h:nn,h!==nn&&h!==Yn)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");i===void 0&&h===nn&&(i=Ci),i===void 0&&h===Yn&&(i=tn),super(null,n,s,o,a,c,h,i,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=a!==void 0?a:pt,this.minFilter=c!==void 0?c:pt,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}const Ah=new gt,wh=new Th(1,1);wh.compareFunction=gh;const Rh=new fa,Ch=new yh,Ph=new 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0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(r.uniform3f(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else if(e.r!==void 0)(t[0]!==e.r||t[1]!==e.g||t[2]!==e.b)&&(r.uniform3f(this.addr,e.r,e.g,e.b),t[0]=e.r,t[1]=e.g,t[2]=e.b);else{if(_t(t,e))return;r.uniform3fv(this.addr,e),vt(t,e)}}function Zm(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(r.uniform4f(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(_t(t,e))return;r.uniform4fv(this.addr,e),vt(t,e)}}function Jm(r,e){const t=this.cache,i=e.elements;if(i===void 0){if(_t(t,e))return;r.uniformMatrix2fv(this.addr,!1,e),vt(t,e)}else{if(_t(t,i))return;il.set(i),r.uniformMatrix2fv(this.addr,!1,il),vt(t,i)}}function $m(r,e){const t=this.cache,i=e.elements;if(i===void 0){if(_t(t,e))return;r.uniformMatrix3fv(this.addr,!1,e),vt(t,e)}else{if(_t(t,i))return;tl.set(i),r.uniformMatrix3fv(this.addr,!1,tl),vt(t,i)}}function Km(r,e){const t=this.cache,i=e.elements;if(i===void 0){if(_t(t,e))return;r.uniformMatrix4fv(this.addr,!1,e),vt(t,e)}else{if(_t(t,i))return;el.set(i),r.uniformMatrix4fv(this.addr,!1,el),vt(t,i)}}function Qm(r,e){const t=this.cache;t[0]!==e&&(r.uniform1i(this.addr,e),t[0]=e)}function jm(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(r.uniform2i(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(_t(t,e))return;r.uniform2iv(this.addr,e),vt(t,e)}}function eg(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(r.uniform3i(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(_t(t,e))return;r.uniform3iv(this.addr,e),vt(t,e)}}function tg(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(r.uniform4i(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(_t(t,e))return;r.uniform4iv(this.addr,e),vt(t,e)}}function ig(r,e){const t=this.cache;t[0]!==e&&(r.uniform1ui(this.addr,e),t[0]=e)}function ng(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(r.uniform2ui(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(_t(t,e))return;r.uniform2uiv(this.addr,e),vt(t,e)}}function sg(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(r.uniform3ui(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(_t(t,e))return;r.uniform3uiv(this.addr,e),vt(t,e)}}function rg(r,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(r.uniform4ui(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(_t(t,e))return;r.uniform4uiv(this.addr,e),vt(t,e)}}function og(r,e,t){const i=this.cache,n=t.allocateTextureUnit();i[0]!==n&&(r.uniform1i(this.addr,n),i[0]=n);const s=this.type===r.SAMPLER_2D_SHADOW?wh:Ah;t.setTexture2D(e||s,n)}function ag(r,e,t){const i=this.cache,n=t.allocateTextureUnit();i[0]!==n&&(r.uniform1i(this.addr,n),i[0]=n),t.setTexture3D(e||Ch,n)}function cg(r,e,t){const i=this.cache,n=t.allocateTextureUnit();i[0]!==n&&(r.uniform1i(this.addr,n),i[0]=n),t.setTextureCube(e||Ph,n)}function lg(r,e,t){const i=this.cache,n=t.allocateTextureUnit();i[0]!==n&&(r.uniform1i(this.addr,n),i[0]=n),t.setTexture2DArray(e||Rh,n)}function hg(r){switch(r){case 5126:return Xm;case 35664:return qm;case 35665:return Ym;case 35666:return Zm;case 35674:return Jm;case 35675:return $m;case 35676:return Km;case 5124:case 35670:return Qm;case 35667:case 35671:return jm;case 35668:case 35672:return eg;case 35669:case 35673:return tg;case 5125:return ig;case 36294:return ng;case 36295:return sg;case 36296:return rg;case 35678:case 36198:case 36298:case 36306:case 35682:return og;case 35679:case 36299:case 36307:return ag;case 35680:case 36300:case 36308:case 36293:return cg;case 36289:case 36303:case 36311:case 36292:return lg}}function ug(r,e){r.uniform1fv(this.addr,e)}function dg(r,e){const t=Qn(e,this.size,2);r.uniform2fv(this.addr,t)}function fg(r,e){const 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te=i.get(I);te.shadowBias=ee.bias,te.shadowNormalBias=ee.normalBias,te.shadowRadius=ee.radius,te.shadowMapSize=ee.mapSize,n.spotShadow[p]=te,n.spotShadowMap[p]=Y,A++}p++}else if(I.isRectAreaLight){const W=t.get(I);W.color.copy(B).multiplyScalar(H),W.halfWidth.set(I.width*.5,0,0),W.halfHeight.set(0,I.height*.5,0),n.rectArea[y]=W,y++}else if(I.isPointLight){const W=t.get(I);if(W.color.copy(I.color).multiplyScalar(I.intensity*E),W.distance=I.distance,W.decay=I.decay,I.castShadow){const ee=I.shadow,te=i.get(I);te.shadowBias=ee.bias,te.shadowNormalBias=ee.normalBias,te.shadowRadius=ee.radius,te.shadowMapSize=ee.mapSize,te.shadowCameraNear=ee.camera.near,te.shadowCameraFar=ee.camera.far,n.pointShadow[g]=te,n.pointShadowMap[g]=Y,n.pointShadowMatrix[g]=I.shadow.matrix,C++}n.point[g]=W,g++}else if(I.isHemisphereLight){const W=t.get(I);W.skyColor.copy(I.color).multiplyScalar(H*E),W.groundColor.copy(I.groundColor).multiplyScalar(H*E),n.hemi[v]=W,v++}}y>0&&(e.isWebGL2?r.has("OES_texture_float_linear")===!0?(n.rectAreaLTC1=ae.LTC_FLOAT_1,n.rectAreaLTC2=ae.LTC_FLOAT_2):(n.rectAreaLTC1=ae.LTC_HALF_1,n.rectAreaLTC2=ae.LTC_HALF_2):r.has("OES_texture_float_linear")===!0?(n.rectAreaLTC1=ae.LTC_FLOAT_1,n.rectAreaLTC2=ae.LTC_FLOAT_2):r.has("OES_texture_half_float_linear")===!0?(n.rectAreaLTC1=ae.LTC_HALF_1,n.rectAreaLTC2=ae.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),n.ambient[0]=d,n.ambient[1]=f,n.ambient[2]=m;const O=n.hash;(O.directionalLength!==_||O.pointLength!==g||O.spotLength!==p||O.rectAreaLength!==y||O.hemiLength!==v||O.numDirectionalShadows!==x||O.numPointShadows!==C||O.numSpotShadows!==A||O.numSpotMaps!==R||O.numLightProbes!==S)&&(n.directional.length=_,n.spot.length=p,n.rectArea.length=y,n.point.length=g,n.hemi.length=v,n.directionalShadow.length=x,n.directionalShadowMap.length=x,n.pointShadow.length=C,n.pointShadowMap.length=C,n.spotShadow.length=A,n.spotShadowMap.length=A,n.directionalShadowMatrix.length=x,n.pointShadowMatrix.length=C,n.spotLightMatrix.length=A+R-U,n.spotLightMap.length=R,n.numSpotLightShadowsWithMaps=U,n.numLightProbes=S,O.directionalLength=_,O.pointLength=g,O.spotLength=p,O.rectAreaLength=y,O.hemiLength=v,O.numDirectionalShadows=x,O.numPointShadows=C,O.numSpotShadows=A,O.numSpotMaps=R,O.numLightProbes=S,n.version=u_++)}function l(h,u){let d=0,f=0,m=0,_=0,g=0;const p=u.matrixWorldInverse;for(let y=0,v=h.length;y<v;y++){const x=h[y];if(x.isDirectionalLight){const C=n.directional[d];C.direction.setFromMatrixPosition(x.matrixWorld),s.setFromMatrixPosition(x.target.matrixWorld),C.direction.sub(s),C.direction.transformDirection(p),d++}else if(x.isSpotLight){const C=n.spot[m];C.position.setFromMatrixPosition(x.matrixWorld),C.position.applyMatrix4(p),C.direction.setFromMatrixPosition(x.matrixWorld),s.setFromMatrixPosition(x.target.matrixWorld),C.direction.sub(s),C.direction.transformDirection(p),m++}else if(x.isRectAreaLight){const C=n.rectArea[_];C.position.setFromMatrixPosition(x.matrixWorld),C.position.applyMatrix4(p),a.identity(),o.copy(x.matrixWorld),o.premultiply(p),a.extractRotation(o),C.halfWidth.set(x.width*.5,0,0),C.halfHeight.set(0,x.height*.5,0),C.halfWidth.applyMatrix4(a),C.halfHeight.applyMatrix4(a),_++}else if(x.isPointLight){const C=n.point[f];C.position.setFromMatrixPosition(x.matrixWorld),C.position.applyMatrix4(p),f++}else if(x.isHemisphereLight){const C=n.hemi[g];C.direction.setFromMatrixPosition(x.matrixWorld),C.direction.transformDirection(p),g++}}}return{setup:c,setupView:l,state:n}}function dl(r,e){const t=new f_(r,e),i=[],n=[];function s(){i.length=0,n.length=0}function o(u){i.push(u)}function a(u){n.push(u)}function c(u){t.setup(i,u)}function l(u){t.setupView(i,u)}return{init:s,state:{lightsArray:i,shadowsArray:n,lights:t},setupLights:c,setupLightsView:l,pushLight:o,pushShadow:a}}function p_(r,e){let t=new WeakMap;function i(s,o=0){const a=t.get(s);let c;return a===void 0?(c=new dl(r,e),t.set(s,[c])):o>=a.length?(c=new dl(r,e),a.push(c)):c=a[o],c}function n(){t=new WeakMap}return{get:i,dispose:n}}class Lh extends Nt{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Ku,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}}class Ih extends Nt{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}}const m_=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,g_=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function __(r,e,t){let i=new Jr;const n=new Z,s=new Z,o=new je,a=new Lh({depthPacking:Qu}),c=new Ih,l={},h=t.maxTextureSize,u={[Di]:Ft,[Ft]:Di,[gi]:gi},d=new xi({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new Z},radius:{value:4}},vertexShader:m_,fragmentShader:g_}),f=d.clone();f.defines.HORIZONTAL_PASS=1;const m=new We;m.setAttribute("position",new et(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const _=new bt(m,d),g=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=rh;let p=this.type;this.render=function(A,R,U){if(g.enabled===!1||g.autoUpdate===!1&&g.needsUpdate===!1||A.length===0)return;const S=r.getRenderTarget(),E=r.getActiveCubeFace(),O=r.getActiveMipmapLevel(),V=r.state;V.setBlending(Li),V.buffers.color.setClear(1,1,1,1),V.buffers.depth.setTest(!0),V.setScissorTest(!1);const ne=p!==mi&&this.type===mi,I=p===mi&&this.type!==mi;for(let B=0,H=A.length;B<H;B++){const J=A[B],Y=J.shadow;if(Y===void 0){console.warn("THREE.WebGLShadowMap:",J,"has no shadow.");continue}if(Y.autoUpdate===!1&&Y.needsUpdate===!1)continue;n.copy(Y.mapSize);const W=Y.getFrameExtents();if(n.multiply(W),s.copy(Y.mapSize),(n.x>h||n.y>h)&&(n.x>h&&(s.x=Math.floor(h/W.x),n.x=s.x*W.x,Y.mapSize.x=s.x),n.y>h&&(s.y=Math.floor(h/W.y),n.y=s.y*W.y,Y.mapSize.y=s.y)),Y.map===null||ne===!0||I===!0){const te=this.type!==mi?{minFilter:pt,magFilter:pt}:{};Y.map!==null&&Y.map.dispose(),Y.map=new ri(n.x,n.y,te),Y.map.texture.name=J.name+".shadowMap",Y.camera.updateProjectionMatrix()}r.setRenderTarget(Y.map),r.clear();const ee=Y.getViewportCount();for(let te=0;te<ee;te++){const ue=Y.getViewport(te);o.set(s.x*ue.x,s.y*ue.y,s.x*ue.z,s.y*ue.w),V.viewport(o),Y.updateMatrices(J,te),i=Y.getFrustum(),x(R,U,Y.camera,J,this.type)}Y.isPointLightShadow!==!0&&this.type===mi&&y(Y,U),Y.needsUpdate=!1}p=this.type,g.needsUpdate=!1,r.setRenderTarget(S,E,O)};function y(A,R){const U=e.update(_);d.defines.VSM_SAMPLES!==A.blurSamples&&(d.defines.VSM_SAMPLES=A.blurSamples,f.defines.VSM_SAMPLES=A.blurSamples,d.needsUpdate=!0,f.needsUpdate=!0),A.mapPass===null&&(A.mapPass=new ri(n.x,n.y)),d.uniforms.shadow_pass.value=A.map.texture,d.uniforms.resolution.value=A.mapSize,d.uniforms.radius.value=A.radius,r.setRenderTarget(A.mapPass),r.clear(),r.renderBufferDirect(R,null,U,d,_,null),f.uniforms.shadow_pass.value=A.mapPass.texture,f.uniforms.resolution.value=A.mapSize,f.uniforms.radius.value=A.radius,r.setRenderTarget(A.map),r.clear(),r.renderBufferDirect(R,null,U,f,_,null)}function v(A,R,U,S){let E=null;const O=U.isPointLight===!0?A.customDistanceMaterial:A.customDepthMaterial;if(O!==void 0)E=O;else if(E=U.isPointLight===!0?c:a,r.localClippingEnabled&&R.clipShadows===!0&&Array.isArray(R.clippingPlanes)&&R.clippingPlanes.length!==0||R.displacementMap&&R.displacementScale!==0||R.alphaMap&&R.alphaTest>0||R.map&&R.alphaTest>0){const V=E.uuid,ne=R.uuid;let I=l[V];I===void 0&&(I={},l[V]=I);let B=I[ne];B===void 0&&(B=E.clone(),I[ne]=B,R.addEventListener("dispose",C)),E=B}if(E.visible=R.visible,E.wireframe=R.wireframe,S===mi?E.side=R.shadowSide!==null?R.shadowSide:R.side:E.side=R.shadowSide!==null?R.shadowSide:u[R.side],E.alphaMap=R.alphaMap,E.alphaTest=R.alphaTest,E.map=R.map,E.clipShadows=R.clipShadows,E.clippingPlanes=R.clippingPlanes,E.clipIntersection=R.clipIntersection,E.displacementMap=R.displacementMap,E.displacementScale=R.displacementScale,E.displacementBias=R.displacementBias,E.wireframeLinewidth=R.wireframeLinewidth,E.linewidth=R.linewidth,U.isPointLight===!0&&E.isMeshDistanceMaterial===!0){const V=r.properties.get(E);V.light=U}return E}function x(A,R,U,S,E){if(A.visible===!1)return;if(A.layers.test(R.layers)&&(A.isMesh||A.isLine||A.isPoints)&&(A.castShadow||A.receiveShadow&&E===mi)&&(!A.frustumCulled||i.intersectsObject(A))){A.modelViewMatrix.multiplyMatrices(U.matrixWorldInverse,A.matrixWorld);const ne=e.update(A),I=A.material;if(Array.isArray(I)){const B=ne.groups;for(let H=0,J=B.length;H<J;H++){const Y=B[H],W=I[Y.materialIndex];if(W&&W.visible){const ee=v(A,W,S,E);A.onBeforeShadow(r,A,R,U,ne,ee,Y),r.renderBufferDirect(U,null,ne,ee,A,Y),A.onAfterShadow(r,A,R,U,ne,ee,Y)}}}else if(I.visible){const B=v(A,I,S,E);A.onBeforeShadow(r,A,R,U,ne,B,null),r.renderBufferDirect(U,null,ne,B,A,null),A.onAfterShadow(r,A,R,U,ne,B,null)}}const V=A.children;for(let ne=0,I=V.length;ne<I;ne++)x(V[ne],R,U,S,E)}function C(A){A.target.removeEventListener("dispose",C);for(const U in l){const S=l[U],E=A.target.uuid;E in S&&(S[E].dispose(),delete S[E])}}}function v_(r,e,t){const i=t.isWebGL2;function n(){let L=!1;const le=new je;let he=null;const Pe=new je(0,0,0,0);return{setMask:function(we){he!==we&&!L&&(r.colorMask(we,we,we,we),he=we)},setLocked:function(we){L=we},setClear:function(we,tt,it,yt,Ct){Ct===!0&&(we*=yt,tt*=yt,it*=yt),le.set(we,tt,it,yt),Pe.equals(le)===!1&&(r.clearColor(we,tt,it,yt),Pe.copy(le))},reset:function(){L=!1,he=null,Pe.set(-1,0,0,0)}}}function s(){let L=!1,le=null,he=null,Pe=null;return{setTest:function(we){we?Ne(r.DEPTH_TEST):Se(r.DEPTH_TEST)},setMask:function(we){le!==we&&!L&&(r.depthMask(we),le=we)},setFunc:function(we){if(he!==we){switch(we){case Eu:r.depthFunc(r.NEVER);break;case Tu:r.depthFunc(r.ALWAYS);break;case Au:r.depthFunc(r.LESS);break;case Ar:r.depthFunc(r.LEQUAL);break;case wu:r.depthFunc(r.EQUAL);break;case Ru:r.depthFunc(r.GEQUAL);break;case Cu:r.depthFunc(r.GREATER);break;case Pu:r.depthFunc(r.NOTEQUAL);break;default:r.depthFunc(r.LEQUAL)}he=we}},setLocked:function(we){L=we},setClear:function(we){Pe!==we&&(r.clearDepth(we),Pe=we)},reset:function(){L=!1,le=null,he=null,Pe=null}}}function o(){let L=!1,le=null,he=null,Pe=null,we=null,tt=null,it=null,yt=null,Ct=null;return{setTest:function(nt){L||(nt?Ne(r.STENCIL_TEST):Se(r.STENCIL_TEST))},setMask:function(nt){le!==nt&&!L&&(r.stencilMask(nt),le=nt)},setFunc:function(nt,Pt,ti){(he!==nt||Pe!==Pt||we!==ti)&&(r.stencilFunc(nt,Pt,ti),he=nt,Pe=Pt,we=ti)},setOp:function(nt,Pt,ti){(tt!==nt||it!==Pt||yt!==ti)&&(r.stencilOp(nt,Pt,ti),tt=nt,it=Pt,yt=ti)},setLocked:function(nt){L=nt},setClear:function(nt){Ct!==nt&&(r.clearStencil(nt),Ct=nt)},reset:function(){L=!1,le=null,he=null,Pe=null,we=null,tt=null,it=null,yt=null,Ct=null}}}const a=new n,c=new s,l=new o,h=new WeakMap,u=new WeakMap;let d={},f={},m=new WeakMap,_=[],g=null,p=!1,y=null,v=null,x=null,C=null,A=null,R=null,U=null,S=new me(0,0,0),E=0,O=!1,V=null,ne=null,I=null,B=null,H=null;const J=r.getParameter(r.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let Y=!1,W=0;const ee=r.getParameter(r.VERSION);ee.indexOf("WebGL")!==-1?(W=parseFloat(/^WebGL (\d)/.exec(ee)[1]),Y=W>=1):ee.indexOf("OpenGL 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le=Xe[L];ke?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+oe,L+1,0,0,De,Te,le.image[oe]):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+oe,L+1,ve,De,Te,le.image[oe])}}}y(M,Ye)&&v(r.TEXTURE_CUBE_MAP),$.__version=Q.version,M.onUpdate&&M.onUpdate(M)}b.__version=M.version}function ge(b,M,N,ie,Q,$){const xe=s.convert(N.format,N.colorSpace),ce=s.convert(N.type),_e=x(N.internalFormat,xe,ce,N.colorSpace);if(!i.get(M).__hasExternalTextures){const Be=Math.max(1,M.width>>$),j=Math.max(1,M.height>>$);Q===r.TEXTURE_3D||Q===r.TEXTURE_2D_ARRAY?t.texImage3D(Q,$,_e,Be,j,M.depth,0,xe,ce,null):t.texImage2D(Q,$,_e,Be,j,0,xe,ce,null)}t.bindFramebuffer(r.FRAMEBUFFER,b),X(M)?c.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,ie,Q,i.get(N).__webglTexture,0,se(M)):(Q===r.TEXTURE_2D||Q>=r.TEXTURE_CUBE_MAP_POSITIVE_X&&Q<=r.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&r.framebufferTexture2D(r.FRAMEBUFFER,ie,Q,i.get(N).__webglTexture,$),t.bindFramebuffer(r.FRAMEBUFFER,null)}function Ce(b,M,N){if(r.bindRenderbuffer(r.RENDERBUFFER,b),M.depthBuffer&&!M.stencilBuffer){let ie=a===!0?r.DEPTH_COMPONENT24:r.DEPTH_COMPONENT16;if(N||X(M)){const Q=M.depthTexture;Q&&Q.isDepthTexture&&(Q.type===ni?ie=r.DEPTH_COMPONENT32F:Q.type===Ci&&(ie=r.DEPTH_COMPONENT24));const $=se(M);X(M)?c.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,$,ie,M.width,M.height):r.renderbufferStorageMultisample(r.RENDERBUFFER,$,ie,M.width,M.height)}else r.renderbufferStorage(r.RENDERBUFFER,ie,M.width,M.height);r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,b)}else if(M.depthBuffer&&M.stencilBuffer){const ie=se(M);N&&X(M)===!1?r.renderbufferStorageMultisample(r.RENDERBUFFER,ie,r.DEPTH24_STENCIL8,M.width,M.height):X(M)?c.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,ie,r.DEPTH24_STENCIL8,M.width,M.height):r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_STENCIL,M.width,M.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.RENDERBUFFER,b)}else{const ie=M.isWebGLMultipleRenderTargets===!0?M.texture:[M.texture];for(let Q=0;Q<ie.length;Q++){const $=ie[Q],xe=s.convert($.format,$.colorSpace),ce=s.convert($.type),_e=x($.internalFormat,xe,ce,$.colorSpace),Ae=se(M);N&&X(M)===!1?r.renderbufferStorageMultisample(r.RENDERBUFFER,Ae,_e,M.width,M.height):X(M)?c.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,Ae,_e,M.width,M.height):r.renderbufferStorage(r.RENDERBUFFER,_e,M.width,M.height)}}r.bindRenderbuffer(r.RENDERBUFFER,null)}function Ne(b,M){if(M&&M.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(r.FRAMEBUFFER,b),!(M.depthTexture&&M.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of 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ge(N.__webglFramebuffer[ce],b,M,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+ce,0);y(M,xe)&&v(r.TEXTURE_CUBE_MAP),t.unbindTexture()}else if($){const ce=b.texture;for(let _e=0,Ae=ce.length;_e<Ae;_e++){const Be=ce[_e],j=i.get(Be);t.bindTexture(r.TEXTURE_2D,j.__webglTexture),G(r.TEXTURE_2D,Be,xe),ge(N.__webglFramebuffer,b,Be,r.COLOR_ATTACHMENT0+_e,r.TEXTURE_2D,0),y(Be,xe)&&v(r.TEXTURE_2D)}t.unbindTexture()}else{let ce=r.TEXTURE_2D;if((b.isWebGL3DRenderTarget||b.isWebGLArrayRenderTarget)&&(a?ce=b.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),t.bindTexture(ce,ie.__webglTexture),G(ce,M,xe),a&&M.mipmaps&&M.mipmaps.length>0)for(let _e=0;_e<M.mipmaps.length;_e++)ge(N.__webglFramebuffer[_e],b,M,r.COLOR_ATTACHMENT0,ce,_e);else ge(N.__webglFramebuffer,b,M,r.COLOR_ATTACHMENT0,ce,0);y(M,xe)&&v(ce),t.unbindTexture()}b.depthBuffer&&Se(b)}function re(b){const M=g(b)||a,N=b.isWebGLMultipleRenderTargets===!0?b.texture:[b.texture];for(let ie=0,Q=N.length;ie<Q;ie++){const $=N[ie];if(y($,M)){const xe=b.isWebGLCubeRenderTarget?r.TEXTURE_CUBE_MAP:r.TEXTURE_2D,ce=i.get($).__webglTexture;t.bindTexture(xe,ce),v(xe),t.unbindTexture()}}}function q(b){if(a&&b.samples>0&&X(b)===!1){const M=b.isWebGLMultipleRenderTargets?b.texture:[b.texture],N=b.width,ie=b.height;let Q=r.COLOR_BUFFER_BIT;const $=[],xe=b.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,ce=i.get(b),_e=b.isWebGLMultipleRenderTargets===!0;if(_e)for(let Ae=0;Ae<M.length;Ae++)t.bindFramebuffer(r.FRAMEBUFFER,ce.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ae,r.RENDERBUFFER,null),t.bindFramebuffer(r.FRAMEBUFFER,ce.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ae,r.TEXTURE_2D,null,0);t.bindFramebuffer(r.READ_FRAMEBUFFER,ce.__webglMultisampledFramebuffer),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,ce.__webglFramebuffer);for(let Ae=0;Ae<M.length;Ae++){$.push(r.COLOR_ATTACHMENT0+Ae),b.depthBuffer&&$.push(xe);const Be=ce.__ignoreDepthValues!==void 0?ce.__ignoreDepthValues:!1;if(Be===!1&&(b.depthBuffer&&(Q|=r.DEPTH_BUFFER_BIT),b.stencilBuffer&&(Q|=r.STENCIL_BUFFER_BIT)),_e&&r.framebufferRenderbuffer(r.READ_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.RENDERBUFFER,ce.__webglColorRenderbuffer[Ae]),Be===!0&&(r.invalidateFramebuffer(r.READ_FRAMEBUFFER,[xe]),r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,[xe])),_e){const j=i.get(M[Ae]).__webglTexture;r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,j,0)}r.blitFramebuffer(0,0,N,ie,0,0,N,ie,Q,r.NEAREST),l&&r.invalidateFramebuffer(r.READ_FRAMEBUFFER,$)}if(t.bindFramebuffer(r.READ_FRAMEBUFFER,null),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,null),_e)for(let Ae=0;Ae<M.length;Ae++){t.bindFramebuffer(r.FRAMEBUFFER,ce.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ae,r.RENDERBUFFER,ce.__webglColorRenderbuffer[Ae]);const Be=i.get(M[Ae]).__webglTexture;t.bindFramebuffer(r.FRAMEBUFFER,ce.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+Ae,r.TEXTURE_2D,Be,0)}t.bindFramebuffer(r.DRAW_FRAMEBUFFER,ce.__webglMultisampledFramebuffer)}}function se(b){return Math.min(n.maxSamples,b.samples)}function X(b){const M=i.get(b);return a&&b.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&M.__useRenderToTexture!==!1}function Ee(b){const M=o.render.frame;h.get(b)!==M&&(h.set(b,M),b.update())}function fe(b,M){const N=b.colorSpace,ie=b.format,Q=b.type;return b.isCompressedTexture===!0||b.isVideoTexture===!0||b.format===ea||N!==yi&&N!==Kt&&(Qe.getTransfer(N)===st?a===!1?e.has("EXT_sRGB")===!0&&ie===Xt?(b.format=ea,b.minFilter=mt,b.generateMipmaps=!1):M=vh.sRGBToLinear(M):(ie!==Xt||Q!==Ui)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",N)),M}this.allocateTextureUnit=I,this.resetTextureUnits=ne,this.setTexture2D=H,this.setTexture2DArray=J,this.setTexture3D=Y,this.setTextureCube=W,this.rebindTextures=Ue,this.setupRenderTarget=P,this.updateRenderTargetMipmap=re,this.updateMultisampleRenderTarget=q,this.setupDepthRenderbuffer=Se,this.setupFrameBufferTexture=ge,this.useMultisampledRTT=X}function x_(r,e,t){const i=t.isWebGL2;function n(s,o=Kt){let a;const c=Qe.getTransfer(o);if(s===Ui)return r.UNSIGNED_BYTE;if(s===ch)return r.UNSIGNED_SHORT_4_4_4_4;if(s===lh)return r.UNSIGNED_SHORT_5_5_5_1;if(s===ku)return r.BYTE;if(s===Vu)return r.SHORT;if(s===la)return r.UNSIGNED_SHORT;if(s===ah)return r.INT;if(s===Ci)return r.UNSIGNED_INT;if(s===ni)return r.FLOAT;if(s===ys)return i?r.HALF_FLOAT:(a=e.get("OES_texture_half_float"),a!==null?a.HALF_FLOAT_OES:null);if(s===Hu)return r.ALPHA;if(s===Xt)return r.RGBA;if(s===Gu)return r.LUMINANCE;if(s===Wu)return r.LUMINANCE_ALPHA;if(s===nn)return r.DEPTH_COMPONENT;if(s===Yn)return r.DEPTH_STENCIL;if(s===ea)return a=e.get("EXT_sRGB"),a!==null?a.SRGB_ALPHA_EXT:null;if(s===Xu)return r.RED;if(s===hh)return r.RED_INTEGER;if(s===qu)return r.RG;if(s===uh)return r.RG_INTEGER;if(s===dh)return r.RGBA_INTEGER;if(s===ao||s===co||s===lo||s===ho)if(c===st)if(a=e.get("WEBGL_compressed_texture_s3tc_srgb"),a!==null){if(s===ao)return a.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(s===co)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(s===lo)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(s===ho)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(a=e.get("WEBGL_compressed_texture_s3tc"),a!==null){if(s===ao)return a.COMPRESSED_RGB_S3TC_DXT1_EXT;if(s===co)return a.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(s===lo)return a.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(s===ho)return a.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(s===tc||s===ic||s===nc||s===sc)if(a=e.get("WEBGL_compressed_texture_pvrtc"),a!==null){if(s===tc)return a.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(s===ic)return a.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(s===nc)return a.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(s===sc)return a.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(s===fh)return a=e.get("WEBGL_compressed_texture_etc1"),a!==null?a.COMPRESSED_RGB_ETC1_WEBGL:null;if(s===rc||s===oc)if(a=e.get("WEBGL_compressed_texture_etc"),a!==null){if(s===rc)return c===st?a.COMPRESSED_SRGB8_ETC2:a.COMPRESSED_RGB8_ETC2;if(s===oc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:a.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(s===ac||s===cc||s===lc||s===hc||s===uc||s===dc||s===fc||s===pc||s===mc||s===gc||s===_c||s===vc||s===yc||s===xc)if(a=e.get("WEBGL_compressed_texture_astc"),a!==null){if(s===ac)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:a.COMPRESSED_RGBA_ASTC_4x4_KHR;if(s===cc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:a.COMPRESSED_RGBA_ASTC_5x4_KHR;if(s===lc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:a.COMPRESSED_RGBA_ASTC_5x5_KHR;if(s===hc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:a.COMPRESSED_RGBA_ASTC_6x5_KHR;if(s===uc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:a.COMPRESSED_RGBA_ASTC_6x6_KHR;if(s===dc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:a.COMPRESSED_RGBA_ASTC_8x5_KHR;if(s===fc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:a.COMPRESSED_RGBA_ASTC_8x6_KHR;if(s===pc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:a.COMPRESSED_RGBA_ASTC_8x8_KHR;if(s===mc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:a.COMPRESSED_RGBA_ASTC_10x5_KHR;if(s===gc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:a.COMPRESSED_RGBA_ASTC_10x6_KHR;if(s===_c)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:a.COMPRESSED_RGBA_ASTC_10x8_KHR;if(s===vc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:a.COMPRESSED_RGBA_ASTC_10x10_KHR;if(s===yc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:a.COMPRESSED_RGBA_ASTC_12x10_KHR;if(s===xc)return c===st?a.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:a.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(s===uo||s===Mc||s===Sc)if(a=e.get("EXT_texture_compression_bptc"),a!==null){if(s===uo)return c===st?a.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:a.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(s===Mc)return a.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(s===Sc)return a.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(s===Yu||s===bc||s===Ec||s===Tc)if(a=e.get("EXT_texture_compression_rgtc"),a!==null){if(s===uo)return a.COMPRESSED_RED_RGTC1_EXT;if(s===bc)return a.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(s===Ec)return a.COMPRESSED_RED_GREEN_RGTC2_EXT;if(s===Tc)return a.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return s===tn?i?r.UNSIGNED_INT_24_8:(a=e.get("WEBGL_depth_texture"),a!==null?a.UNSIGNED_INT_24_8_WEBGL:null):r[s]!==void 0?r[s]:null}return{convert:n}}class M_ extends Rt{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class ps extends $e{constructor(){super(),this.isGroup=!0,this.type="Group"}}const S_={type:"move"};class Oo{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new ps,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 ps,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new w,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new w),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new ps,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new w,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new w),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){const t=this._hand;if(t)for(const i of e.hand.values())this._getHandJoint(t,i)}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,i){let n=null,s=null,o=null;const a=this._targetRay,c=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){o=!0;for(const _ of e.hand.values()){const g=t.getJointPose(_,i),p=this._getHandJoint(l,_);g!==null&&(p.matrix.fromArray(g.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=g.radius),p.visible=g!==null}const h=l.joints["index-finger-tip"],u=l.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,m=.005;l.inputState.pinching&&d>f+m?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&d<=f-m&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else c!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,i),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&&(n=t.getPose(e.targetRaySpace,i),n===null&&s!==null&&(n=s),n!==null&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(S_)))}return a!==null&&(a.visible=n!==null),c!==null&&(c.visible=s!==null),l!==null&&(l.visible=o!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const i=new ps;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}class b_ extends Bi{constructor(e,t){super();const i=this;let n=null,s=1,o=null,a="local-floor",c=1,l=null,h=null,u=null,d=null,f=null,m=null;const _=t.getContextAttributes();let g=null,p=null;const y=[],v=[],x=new Z;let C=null;const A=new Rt;A.layers.enable(1),A.viewport=new je;const R=new Rt;R.layers.enable(2),R.viewport=new je;const U=[A,R],S=new M_;S.layers.enable(1),S.layers.enable(2);let E=null,O=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(G){let K=y[G];return K===void 0&&(K=new Oo,y[G]=K),K.getTargetRaySpace()},this.getControllerGrip=function(G){let K=y[G];return K===void 0&&(K=new Oo,y[G]=K),K.getGripSpace()},this.getHand=function(G){let K=y[G];return K===void 0&&(K=new Oo,y[G]=K),K.getHandSpace()};function V(G){const K=v.indexOf(G.inputSource);if(K===-1)return;const de=y[K];de!==void 0&&(de.update(G.inputSource,G.frame,l||o),de.dispatchEvent({type:G.type,data:G.inputSource}))}function ne(){n.removeEventListener("select",V),n.removeEventListener("selectstart",V),n.removeEventListener("selectend",V),n.removeEventListener("squeeze",V),n.removeEventListener("squeezestart",V),n.removeEventListener("squeezeend",V),n.removeEventListener("end",ne),n.removeEventListener("inputsourceschange",I);for(let G=0;G<y.length;G++){const K=v[G];K!==null&&(v[G]=null,y[G].disconnect(K))}E=null,O=null,e.setRenderTarget(g),f=null,d=null,u=null,n=null,p=null,ue.stop(),i.isPresenting=!1,e.setPixelRatio(C),e.setSize(x.width,x.height,!1),i.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(G){s=G,i.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(G){a=G,i.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||o},this.setReferenceSpace=function(G){l=G},this.getBaseLayer=function(){return d!==null?d:f},this.getBinding=function(){return u},this.getFrame=function(){return m},this.getSession=function(){return n},this.setSession=async function(G){if(n=G,n!==null){if(g=e.getRenderTarget(),n.addEventListener("select",V),n.addEventListener("selectstart",V),n.addEventListener("selectend",V),n.addEventListener("squeeze",V),n.addEventListener("squeezestart",V),n.addEventListener("squeezeend",V),n.addEventListener("end",ne),n.addEventListener("inputsourceschange",I),_.xrCompatible!==!0&&await t.makeXRCompatible(),C=e.getPixelRatio(),e.getSize(x),n.renderState.layers===void 0||e.capabilities.isWebGL2===!1){const K={antialias:n.renderState.layers===void 0?_.antialias:!0,alpha:!0,depth:_.depth,stencil:_.stencil,framebufferScaleFactor:s};f=new XRWebGLLayer(n,t,K),n.updateRenderState({baseLayer:f}),e.setPixelRatio(1),e.setSize(f.framebufferWidth,f.framebufferHeight,!1),p=new ri(f.framebufferWidth,f.framebufferHeight,{format:Xt,type:Ui,colorSpace:e.outputColorSpace,stencilBuffer:_.stencil})}else{let K=null,de=null,Me=null;_.depth&&(Me=_.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,K=_.stencil?Yn:nn,de=_.stencil?tn:Ci);const ge={colorFormat:t.RGBA8,depthFormat:Me,scaleFactor:s};u=new XRWebGLBinding(n,t),d=u.createProjectionLayer(ge),n.updateRenderState({layers:[d]}),e.setPixelRatio(1),e.setSize(d.textureWidth,d.textureHeight,!1),p=new ri(d.textureWidth,d.textureHeight,{format:Xt,type:Ui,depthTexture:new Th(d.textureWidth,d.textureHeight,de,void 0,void 0,void 0,void 0,void 0,void 0,K),stencilBuffer:_.stencil,colorSpace:e.outputColorSpace,samples:_.antialias?4:0});const Ce=e.properties.get(p);Ce.__ignoreDepthValues=d.ignoreDepthValues}p.isXRRenderTarget=!0,this.setFoveation(c),l=null,o=await n.requestReferenceSpace(a),ue.setContext(n),ue.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(n!==null)return n.environmentBlendMode};function I(G){for(let K=0;K<G.removed.length;K++){const de=G.removed[K],Me=v.indexOf(de);Me>=0&&(v[Me]=null,y[Me].disconnect(de))}for(let K=0;K<G.added.length;K++){const de=G.added[K];let Me=v.indexOf(de);if(Me===-1){for(let Ce=0;Ce<y.length;Ce++)if(Ce>=v.length){v.push(de),Me=Ce;break}else if(v[Ce]===null){v[Ce]=de,Me=Ce;break}if(Me===-1)break}const ge=y[Me];ge&&ge.connect(de)}}const B=new w,H=new w;function J(G,K,de){B.setFromMatrixPosition(K.matrixWorld),H.setFromMatrixPosition(de.matrixWorld);const Me=B.distanceTo(H),ge=K.projectionMatrix.elements,Ce=de.projectionMatrix.elements,Ne=ge[14]/(ge[10]-1),Se=ge[14]/(ge[10]+1),Ue=(ge[9]+1)/ge[5],P=(ge[9]-1)/ge[5],re=(ge[8]-1)/ge[0],q=(Ce[8]+1)/Ce[0],se=Ne*re,X=Ne*q,Ee=Me/(-re+q),fe=Ee*-re;K.matrixWorld.decompose(G.position,G.quaternion,G.scale),G.translateX(fe),G.translateZ(Ee),G.matrixWorld.compose(G.position,G.quaternion,G.scale),G.matrixWorldInverse.copy(G.matrixWorld).invert();const b=Ne+Ee,M=Se+Ee,N=se-fe,ie=X+(Me-fe),Q=Ue*Se/M*b,$=P*Se/M*b;G.projectionMatrix.makePerspective(N,ie,Q,$,b,M),G.projectionMatrixInverse.copy(G.projectionMatrix).invert()}function Y(G,K){K===null?G.matrixWorld.copy(G.matrix):G.matrixWorld.multiplyMatrices(K.matrixWorld,G.matrix),G.matrixWorldInverse.copy(G.matrixWorld).invert()}this.updateCamera=function(G){if(n===null)return;S.near=R.near=A.near=G.near,S.far=R.far=A.far=G.far,(E!==S.near||O!==S.far)&&(n.updateRenderState({depthNear:S.near,depthFar:S.far}),E=S.near,O=S.far);const K=G.parent,de=S.cameras;Y(S,K);for(let Me=0;Me<de.length;Me++)Y(de[Me],K);de.length===2?J(S,A,R):S.projectionMatrix.copy(A.projectionMatrix),W(G,S,K)};function W(G,K,de){de===null?G.matrix.copy(K.matrixWorld):(G.matrix.copy(de.matrixWorld),G.matrix.invert(),G.matrix.multiply(K.matrixWorld)),G.matrix.decompose(G.position,G.quaternion,G.scale),G.updateMatrixWorld(!0),G.projectionMatrix.copy(K.projectionMatrix),G.projectionMatrixInverse.copy(K.projectionMatrixInverse),G.isPerspectiveCamera&&(G.fov=Zn*2*Math.atan(1/G.projectionMatrix.elements[5]),G.zoom=1)}this.getCamera=function(){return S},this.getFoveation=function(){if(!(d===null&&f===null))return c},this.setFoveation=function(G){c=G,d!==null&&(d.fixedFoveation=G),f!==null&&f.fixedFoveation!==void 0&&(f.fixedFoveation=G)};let ee=null;function te(G,K){if(h=K.getViewerPose(l||o),m=K,h!==null){const de=h.views;f!==null&&(e.setRenderTargetFramebuffer(p,f.framebuffer),e.setRenderTarget(p));let Me=!1;de.length!==S.cameras.length&&(S.cameras.length=0,Me=!0);for(let ge=0;ge<de.length;ge++){const Ce=de[ge];let Ne=null;if(f!==null)Ne=f.getViewport(Ce);else{const Ue=u.getViewSubImage(d,Ce);Ne=Ue.viewport,ge===0&&(e.setRenderTargetTextures(p,Ue.colorTexture,d.ignoreDepthValues?void 0:Ue.depthStencilTexture),e.setRenderTarget(p))}let Se=U[ge];Se===void 0&&(Se=new Rt,Se.layers.enable(ge),Se.viewport=new je,U[ge]=Se),Se.matrix.fromArray(Ce.transform.matrix),Se.matrix.decompose(Se.position,Se.quaternion,Se.scale),Se.projectionMatrix.fromArray(Ce.projectionMatrix),Se.projectionMatrixInverse.copy(Se.projectionMatrix).invert(),Se.viewport.set(Ne.x,Ne.y,Ne.width,Ne.height),ge===0&&(S.matrix.copy(Se.matrix),S.matrix.decompose(S.position,S.quaternion,S.scale)),Me===!0&&S.cameras.push(Se)}}for(let de=0;de<y.length;de++){const Me=v[de],ge=y[de];Me!==null&&ge!==void 0&&ge.update(Me,K,l||o)}ee&&ee(G,K),K.detectedPlanes&&i.dispatchEvent({type:"planesdetected",data:K}),m=null}const ue=new Eh;ue.setAnimationLoop(te),this.setAnimationLoop=function(G){ee=G},this.dispose=function(){}}}function E_(r,e){function t(g,p){g.matrixAutoUpdate===!0&&g.updateMatrix(),p.value.copy(g.matrix)}function i(g,p){p.color.getRGB(g.fogColor.value,bh(r)),p.isFog?(g.fogNear.value=p.near,g.fogFar.value=p.far):p.isFogExp2&&(g.fogDensity.value=p.density)}function n(g,p,y,v,x){p.isMeshBasicMaterial||p.isMeshLambertMaterial?s(g,p):p.isMeshToonMaterial?(s(g,p),u(g,p)):p.isMeshPhongMaterial?(s(g,p),h(g,p)):p.isMeshStandardMaterial?(s(g,p),d(g,p),p.isMeshPhysicalMaterial&&f(g,p,x)):p.isMeshMatcapMaterial?(s(g,p),m(g,p)):p.isMeshDepthMaterial?s(g,p):p.isMeshDistanceMaterial?(s(g,p),_(g,p)):p.isMeshNormalMaterial?s(g,p):p.isLineBasicMaterial?(o(g,p),p.isLineDashedMaterial&&a(g,p)):p.isPointsMaterial?c(g,p,y,v):p.isSpriteMaterial?l(g,p):p.isShadowMaterial?(g.color.value.copy(p.color),g.opacity.value=p.opacity):p.isShaderMaterial&&(p.uniformsNeedUpdate=!1)}function s(g,p){g.opacity.value=p.opacity,p.color&&g.diffuse.value.copy(p.color),p.emissive&&g.emissive.value.copy(p.emissive).multiplyScalar(p.emissiveIntensity),p.map&&(g.map.value=p.map,t(p.map,g.mapTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,t(p.alphaMap,g.alphaMapTransform)),p.bumpMap&&(g.bumpMap.value=p.bumpMap,t(p.bumpMap,g.bumpMapTransform),g.bumpScale.value=p.bumpScale,p.side===Ft&&(g.bumpScale.value*=-1)),p.normalMap&&(g.normalMap.value=p.normalMap,t(p.normalMap,g.normalMapTransform),g.normalScale.value.copy(p.normalScale),p.side===Ft&&g.normalScale.value.negate()),p.displacementMap&&(g.displacementMap.value=p.displacementMap,t(p.displacementMap,g.displacementMapTransform),g.displacementScale.value=p.displacementScale,g.displacementBias.value=p.displacementBias),p.emissiveMap&&(g.emissiveMap.value=p.emissiveMap,t(p.emissiveMap,g.emissiveMapTransform)),p.specularMap&&(g.specularMap.value=p.specularMap,t(p.specularMap,g.specularMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest);const y=e.get(p).envMap;if(y&&(g.envMap.value=y,g.flipEnvMap.value=y.isCubeTexture&&y.isRenderTargetTexture===!1?-1:1,g.reflectivity.value=p.reflectivity,g.ior.value=p.ior,g.refractionRatio.value=p.refractionRatio),p.lightMap){g.lightMap.value=p.lightMap;const v=r._useLegacyLights===!0?Math.PI:1;g.lightMapIntensity.value=p.lightMapIntensity*v,t(p.lightMap,g.lightMapTransform)}p.aoMap&&(g.aoMap.value=p.aoMap,g.aoMapIntensity.value=p.aoMapIntensity,t(p.aoMap,g.aoMapTransform))}function o(g,p){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,p.map&&(g.map.value=p.map,t(p.map,g.mapTransform))}function a(g,p){g.dashSize.value=p.dashSize,g.totalSize.value=p.dashSize+p.gapSize,g.scale.value=p.scale}function c(g,p,y,v){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,g.size.value=p.size*y,g.scale.value=v*.5,p.map&&(g.map.value=p.map,t(p.map,g.uvTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,t(p.alphaMap,g.alphaMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest)}function l(g,p){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,g.rotation.value=p.rotation,p.map&&(g.map.value=p.map,t(p.map,g.mapTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,t(p.alphaMap,g.alphaMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest)}function h(g,p){g.specular.value.copy(p.specular),g.shininess.value=Math.max(p.shininess,1e-4)}function u(g,p){p.gradientMap&&(g.gradientMap.value=p.gradientMap)}function d(g,p){g.metalness.value=p.metalness,p.metalnessMap&&(g.metalnessMap.value=p.metalnessMap,t(p.metalnessMap,g.metalnessMapTransform)),g.roughness.value=p.roughness,p.roughnessMap&&(g.roughnessMap.value=p.roughnessMap,t(p.roughnessMap,g.roughnessMapTransform)),e.get(p).envMap&&(g.envMapIntensity.value=p.envMapIntensity)}function 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THREE.Camera.");return}if(x===!0)return;T.matrixWorldAutoUpdate===!0&&T.updateMatrixWorld(),D.parent===null&&D.matrixWorldAutoUpdate===!0&&D.updateMatrixWorld(),Xe.enabled===!0&&Xe.isPresenting===!0&&(Xe.cameraAutoUpdate===!0&&Xe.updateCamera(D),D=Xe.getCamera()),T.isScene===!0&&T.onBeforeRender(v,T,D,R),g=Ae.get(T,y.length),g.init(),y.push(g),ge.multiplyMatrices(D.projectionMatrix,D.matrixWorldInverse),G.setFromProjectionMatrix(ge),de=this.localClippingEnabled,K=Be.init(this.clippingPlanes,de),_=_e.get(T,p.length),_.init(),p.push(_),ti(T,D,0,v.sortObjects),_.finish(),v.sortObjects===!0&&_.sort(Y,W),this.info.render.frame++,K===!0&&Be.beginShadows();const z=g.state.shadowsArray;if(j.render(z,T,D),K===!0&&Be.endShadows(),this.info.autoReset===!0&&this.info.reset(),Je.render(_,T),g.setupLights(v._useLegacyLights),D.isArrayCamera){const k=D.cameras;for(let F=0,pe=k.length;F<pe;F++){const be=k[F];Ha(_,T,be,be.viewport)}}else Ha(_,T,D);R!==null&&(b.updateMultisampleRenderTarget(R),b.updateRenderTargetMipmap(R)),T.isScene===!0&&T.onAfterRender(v,T,D),ke.resetDefaultState(),U=-1,S=null,y.pop(),y.length>0?g=y[y.length-1]:g=null,p.pop(),p.length>0?_=p[p.length-1]:_=null};function ti(T,D,z,k){if(T.visible===!1)return;if(T.layers.test(D.layers)){if(T.isGroup)z=T.renderOrder;else if(T.isLOD)T.autoUpdate===!0&&T.update(D);else if(T.isLight)g.pushLight(T),T.castShadow&&g.pushShadow(T);else if(T.isSprite){if(!T.frustumCulled||G.intersectsSprite(T)){k&&Ne.setFromMatrixPosition(T.matrixWorld).applyMatrix4(ge);const be=$.update(T),Re=T.material;Re.visible&&_.push(T,be,Re,z,Ne.z,null)}}else if((T.isMesh||T.isLine||T.isPoints)&&(!T.frustumCulled||G.intersectsObject(T))){const be=$.update(T),Re=T.material;if(k&&(T.boundingSphere!==void 0?(T.boundingSphere===null&&T.computeBoundingSphere(),Ne.copy(T.boundingSphere.center)):(be.boundingSphere===null&&be.computeBoundingSphere(),Ne.copy(be.boundingSphere.center)),Ne.applyMatrix4(T.matrixWorld).applyMatrix4(ge)),Array.isArray(Re)){const Ie=be.groups;for(let He=0,Oe=Ie.length;He<Oe;He++){const Fe=Ie[He],ut=Re[Fe.materialIndex];ut&&ut.visible&&_.push(T,be,ut,z,Ne.z,Fe)}}else Re.visible&&_.push(T,be,Re,z,Ne.z,null)}}const pe=T.children;for(let be=0,Re=pe.length;be<Re;be++)ti(pe[be],D,z,k)}function Ha(T,D,z,k){const F=T.opaque,pe=T.transmissive,be=T.transparent;g.setupLightsView(z),K===!0&&Be.setGlobalState(v.clippingPlanes,z),pe.length>0&&eu(F,pe,D,z),k&&X.viewport(E.copy(k)),F.length>0&&Ps(F,D,z),pe.length>0&&Ps(pe,D,z),be.length>0&&Ps(be,D,z),X.buffers.depth.setTest(!0),X.buffers.depth.setMask(!0),X.buffers.color.setMask(!0),X.setPolygonOffset(!1)}function eu(T,D,z,k){if((z.isScene===!0?z.overrideMaterial:null)!==null)return;const pe=se.isWebGL2;Me===null&&(Me=new ri(1,1,{generateMipmaps:!0,type:q.has("EXT_color_buffer_half_float")?ys:Ui,minFilter:an,samples:pe?4:0})),v.getDrawingBufferSize(Ce),pe?Me.setSize(Ce.x,Ce.y):Me.setSize(Fr(Ce.x),Fr(Ce.y));const be=v.getRenderTarget();v.setRenderTarget(Me),v.getClearColor(ne),I=v.getClearAlpha(),I<1&&v.setClearColor(16777215,.5),v.clear();const Re=v.toneMapping;v.toneMapping=Ii,Ps(T,z,k),b.updateMultisampleRenderTarget(Me),b.updateRenderTargetMipmap(Me);let Ie=!1;for(let He=0,Oe=D.length;He<Oe;He++){const Fe=D[He],ut=Fe.object,Vt=Fe.geometry,xt=Fe.material,ci=Fe.group;if(xt.side===gi&&ut.layers.test(k.layers)){const rt=xt.side;xt.side=Ft,xt.needsUpdate=!0,Ga(ut,z,k,Vt,xt,ci),xt.side=rt,xt.needsUpdate=!0,Ie=!0}}Ie===!0&&(b.updateMultisampleRenderTarget(Me),b.updateRenderTargetMipmap(Me)),v.setRenderTarget(be),v.setClearColor(ne,I),v.toneMapping=Re}function Ps(T,D,z){const k=D.isScene===!0?D.overrideMaterial:null;for(let F=0,pe=T.length;F<pe;F++){const be=T[F],Re=be.object,Ie=be.geometry,He=k===null?be.material:k,Oe=be.group;Re.layers.test(z.layers)&&Ga(Re,D,z,Ie,He,Oe)}}function Ga(T,D,z,k,F,pe){T.onBeforeRender(v,D,z,k,F,pe),T.modelViewMatrix.multiplyMatrices(z.matrixWorldInverse,T.matrixWorld),T.normalMatrix.getNormalMatrix(T.modelViewMatrix),F.onBeforeRender(v,D,z,k,T,pe),F.transparent===!0&&F.side===gi&&F.forceSinglePass===!1?(F.side=Ft,F.needsUpdate=!0,v.renderBufferDirect(z,D,k,F,T,pe),F.side=Di,F.needsUpdate=!0,v.renderBufferDirect(z,D,k,F,T,pe),F.side=gi):v.renderBufferDirect(z,D,k,F,T,pe),T.onAfterRender(v,D,z,k,F,pe)}function Ls(T,D,z){D.isScene!==!0&&(D=Se);const k=fe.get(T),F=g.state.lights,pe=g.state.shadowsArray,be=F.state.version,Re=xe.getParameters(T,F.state,pe,D,z),Ie=xe.getProgramCacheKey(Re);let He=k.programs;k.environment=T.isMeshStandardMaterial?D.environment:null,k.fog=D.fog,k.envMap=(T.isMeshStandardMaterial?N:M).get(T.envMap||k.environment),He===void 0&&(T.addEventListener("dispose",he),He=new Map,k.programs=He);let Oe=He.get(Ie);if(Oe!==void 0){if(k.currentProgram===Oe&&k.lightsStateVersion===be)return Xa(T,Re),Oe}else Re.uniforms=xe.getUniforms(T),T.onBuild(z,Re,v),T.onBeforeCompile(Re,v),Oe=xe.acquireProgram(Re,Ie),He.set(Ie,Oe),k.uniforms=Re.uniforms;const Fe=k.uniforms;return(!T.isShaderMaterial&&!T.isRawShaderMaterial||T.clipping===!0)&&(Fe.clippingPlanes=Be.uniform),Xa(T,Re),k.needsLights=nu(T),k.lightsStateVersion=be,k.needsLights&&(Fe.ambientLightColor.value=F.state.ambient,Fe.lightProbe.value=F.state.probe,Fe.directionalLights.value=F.state.directional,Fe.directionalLightShadows.value=F.state.directionalShadow,Fe.spotLights.value=F.state.spot,Fe.spotLightShadows.value=F.state.spotShadow,Fe.rectAreaLights.value=F.state.rectArea,Fe.ltc_1.value=F.state.rectAreaLTC1,Fe.ltc_2.value=F.state.rectAreaLTC2,Fe.pointLights.value=F.state.point,Fe.pointLightShadows.value=F.state.pointShadow,Fe.hemisphereLights.value=F.state.hemi,Fe.directionalShadowMap.value=F.state.directionalShadowMap,Fe.directionalShadowMatrix.value=F.state.directionalShadowMatrix,Fe.spotShadowMap.value=F.state.spotShadowMap,Fe.spotLightMatrix.value=F.state.spotLightMatrix,Fe.spotLightMap.value=F.state.spotLightMap,Fe.pointShadowMap.value=F.state.pointShadowMap,Fe.pointShadowMatrix.value=F.state.pointShadowMatrix),k.currentProgram=Oe,k.uniformsList=null,Oe}function Wa(T){if(T.uniformsList===null){const D=T.currentProgram.getUniforms();T.uniformsList=Tr.seqWithValue(D.seq,T.uniforms)}return T.uniformsList}function Xa(T,D){const z=fe.get(T);z.outputColorSpace=D.outputColorSpace,z.batching=D.batching,z.instancing=D.instancing,z.instancingColor=D.instancingColor,z.skinning=D.skinning,z.morphTargets=D.morphTargets,z.morphNormals=D.morphNormals,z.morphColors=D.morphColors,z.morphTargetsCount=D.morphTargetsCount,z.numClippingPlanes=D.numClippingPlanes,z.numIntersection=D.numClipIntersection,z.vertexAlphas=D.vertexAlphas,z.vertexTangents=D.vertexTangents,z.toneMapping=D.toneMapping}function tu(T,D,z,k,F){D.isScene!==!0&&(D=Se),b.resetTextureUnits();const pe=D.fog,be=k.isMeshStandardMaterial?D.environment:null,Re=R===null?v.outputColorSpace:R.isXRRenderTarget===!0?R.texture.colorSpace:yi,Ie=(k.isMeshStandardMaterial?N:M).get(k.envMap||be),He=k.vertexColors===!0&&!!z.attributes.color&&z.attributes.color.itemSize===4,Oe=!!z.attributes.tangent&&(!!k.normalMap||k.anisotropy>0),Fe=!!z.morphAttributes.position,ut=!!z.morphAttributes.normal,Vt=!!z.morphAttributes.color;let xt=Ii;k.toneMapped&&(R===null||R.isXRRenderTarget===!0)&&(xt=v.toneMapping);const ci=z.morphAttributes.position||z.morphAttributes.normal||z.morphAttributes.color,rt=ci!==void 0?ci.length:0,qe=fe.get(k),no=g.state.lights;if(K===!0&&(de===!0||T!==S)){const Jt=T===S&&k.id===U;Be.setState(k,T,Jt)}let ct=!1;k.version===qe.__version?(qe.needsLights&&qe.lightsStateVersion!==no.state.version||qe.outputColorSpace!==Re||F.isBatchedMesh&&qe.batching===!1||!F.isBatchedMesh&&qe.batching===!0||F.isInstancedMesh&&qe.instancing===!1||!F.isInstancedMesh&&qe.instancing===!0||F.isSkinnedMesh&&qe.skinning===!1||!F.isSkinnedMesh&&qe.skinning===!0||F.isInstancedMesh&&qe.instancingColor===!0&&F.instanceColor===null||F.isInstancedMesh&&qe.instancingColor===!1&&F.instanceColor!==null||qe.envMap!==Ie||k.fog===!0&&qe.fog!==pe||qe.numClippingPlanes!==void 0&&(qe.numClippingPlanes!==Be.numPlanes||qe.numIntersection!==Be.numIntersection)||qe.vertexAlphas!==He||qe.vertexTangents!==Oe||qe.morphTargets!==Fe||qe.morphNormals!==ut||qe.morphColors!==Vt||qe.toneMapping!==xt||se.isWebGL2===!0&&qe.morphTargetsCount!==rt)&&(ct=!0):(ct=!0,qe.__version=k.version);let Fi=qe.currentProgram;ct===!0&&(Fi=Ls(k,D,F));let qa=!1,ts=!1,so=!1;const Et=Fi.getUniforms(),zi=qe.uniforms;if(X.useProgram(Fi.program)&&(qa=!0,ts=!0,so=!0),k.id!==U&&(U=k.id,ts=!0),qa||S!==T){Et.setValue(P,"projectionMatrix",T.projectionMatrix),Et.setValue(P,"viewMatrix",T.matrixWorldInverse);const Jt=Et.map.cameraPosition;Jt!==void 0&&Jt.setValue(P,Ne.setFromMatrixPosition(T.matrixWorld)),se.logarithmicDepthBuffer&&Et.setValue(P,"logDepthBufFC",2/(Math.log(T.far+1)/Math.LN2)),(k.isMeshPhongMaterial||k.isMeshToonMaterial||k.isMeshLambertMaterial||k.isMeshBasicMaterial||k.isMeshStandardMaterial||k.isShaderMaterial)&&Et.setValue(P,"isOrthographic",T.isOrthographicCamera===!0),S!==T&&(S=T,ts=!0,so=!0)}if(F.isSkinnedMesh){Et.setOptional(P,F,"bindMatrix"),Et.setOptional(P,F,"bindMatrixInverse");const Jt=F.skeleton;Jt&&(se.floatVertexTextures?(Jt.boneTexture===null&&Jt.computeBoneTexture(),Et.setValue(P,"boneTexture",Jt.boneTexture,b)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required."))}F.isBatchedMesh&&(Et.setOptional(P,F,"batchingTexture"),Et.setValue(P,"batchingTexture",F._matricesTexture,b));const ro=z.morphAttributes;if((ro.position!==void 0||ro.normal!==void 0||ro.color!==void 0&&se.isWebGL2===!0)&&Ye.update(F,z,Fi),(ts||qe.receiveShadow!==F.receiveShadow)&&(qe.receiveShadow=F.receiveShadow,Et.setValue(P,"receiveShadow",F.receiveShadow)),k.isMeshGouraudMaterial&&k.envMap!==null&&(zi.envMap.value=Ie,zi.flipEnvMap.value=Ie.isCubeTexture&&Ie.isRenderTargetTexture===!1?-1:1),ts&&(Et.setValue(P,"toneMappingExposure",v.toneMappingExposure),qe.needsLights&&iu(zi,so),pe&&k.fog===!0&&ce.refreshFogUniforms(zi,pe),ce.refreshMaterialUniforms(zi,k,J,H,Me),Tr.upload(P,Wa(qe),zi,b)),k.isShaderMaterial&&k.uniformsNeedUpdate===!0&&(Tr.upload(P,Wa(qe),zi,b),k.uniformsNeedUpdate=!1),k.isSpriteMaterial&&Et.setValue(P,"center",F.center),Et.setValue(P,"modelViewMatrix",F.modelViewMatrix),Et.setValue(P,"normalMatrix",F.normalMatrix),Et.setValue(P,"modelMatrix",F.matrixWorld),k.isShaderMaterial||k.isRawShaderMaterial){const Jt=k.uniformsGroups;for(let oo=0,su=Jt.length;oo<su;oo++)if(se.isWebGL2){const Ya=Jt[oo];Ke.update(Ya,Fi),Ke.bind(Ya,Fi)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return Fi}function iu(T,D){T.ambientLightColor.needsUpdate=D,T.lightProbe.needsUpdate=D,T.directionalLights.needsUpdate=D,T.directionalLightShadows.needsUpdate=D,T.pointLights.needsUpdate=D,T.pointLightShadows.needsUpdate=D,T.spotLights.needsUpdate=D,T.spotLightShadows.needsUpdate=D,T.rectAreaLights.needsUpdate=D,T.hemisphereLights.needsUpdate=D}function nu(T){return T.isMeshLambertMaterial||T.isMeshToonMaterial||T.isMeshPhongMaterial||T.isMeshStandardMaterial||T.isShadowMaterial||T.isShaderMaterial&&T.lights===!0}this.getActiveCubeFace=function(){return C},this.getActiveMipmapLevel=function(){return A},this.getRenderTarget=function(){return R},this.setRenderTargetTextures=function(T,D,z){fe.get(T.texture).__webglTexture=D,fe.get(T.depthTexture).__webglTexture=z;const k=fe.get(T);k.__hasExternalTextures=!0,k.__hasExternalTextures&&(k.__autoAllocateDepthBuffer=z===void 0,k.__autoAllocateDepthBuffer||q.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),k.__useRenderToTexture=!1))},this.setRenderTargetFramebuffer=function(T,D){const z=fe.get(T);z.__webglFramebuffer=D,z.__useDefaultFramebuffer=D===void 0},this.setRenderTarget=function(T,D=0,z=0){R=T,C=D,A=z;let k=!0,F=null,pe=!1,be=!1;if(T){const Ie=fe.get(T);Ie.__useDefaultFramebuffer!==void 0?(X.bindFramebuffer(P.FRAMEBUFFER,null),k=!1):Ie.__webglFramebuffer===void 0?b.setupRenderTarget(T):Ie.__hasExternalTextures&&b.rebindTextures(T,fe.get(T.texture).__webglTexture,fe.get(T.depthTexture).__webglTexture);const He=T.texture;(He.isData3DTexture||He.isDataArrayTexture||He.isCompressedArrayTexture)&&(be=!0);const Oe=fe.get(T).__webglFramebuffer;T.isWebGLCubeRenderTarget?(Array.isArray(Oe[D])?F=Oe[D][z]:F=Oe[D],pe=!0):se.isWebGL2&&T.samples>0&&b.useMultisampledRTT(T)===!1?F=fe.get(T).__webglMultisampledFramebuffer:Array.isArray(Oe)?F=Oe[z]:F=Oe,E.copy(T.viewport),O.copy(T.scissor),V=T.scissorTest}else E.copy(ee).multiplyScalar(J).floor(),O.copy(te).multiplyScalar(J).floor(),V=ue;if(X.bindFramebuffer(P.FRAMEBUFFER,F)&&se.drawBuffers&&k&&X.drawBuffers(T,F),X.viewport(E),X.scissor(O),X.setScissorTest(V),pe){const Ie=fe.get(T.texture);P.framebufferTexture2D(P.FRAMEBUFFER,P.COLOR_ATTACHMENT0,P.TEXTURE_CUBE_MAP_POSITIVE_X+D,Ie.__webglTexture,z)}else if(be){const Ie=fe.get(T.texture),He=D||0;P.framebufferTextureLayer(P.FRAMEBUFFER,P.COLOR_ATTACHMENT0,Ie.__webglTexture,z||0,He)}U=-1},this.readRenderTargetPixels=function(T,D,z,k,F,pe,be){if(!(T&&T.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let Re=fe.get(T).__webglFramebuffer;if(T.isWebGLCubeRenderTarget&&be!==void 0&&(Re=Re[be]),Re){X.bindFramebuffer(P.FRAMEBUFFER,Re);try{const Ie=T.texture,He=Ie.format,Oe=Ie.type;if(He!==Xt&&ve.convert(He)!==P.getParameter(P.IMPLEMENTATION_COLOR_READ_FORMAT)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}const Fe=Oe===ys&&(q.has("EXT_color_buffer_half_float")||se.isWebGL2&&q.has("EXT_color_buffer_float"));if(Oe!==Ui&&ve.convert(Oe)!==P.getParameter(P.IMPLEMENTATION_COLOR_READ_TYPE)&&!(Oe===ni&&(se.isWebGL2||q.has("OES_texture_float")||q.has("WEBGL_color_buffer_float")))&&!Fe){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}D>=0&&D<=T.width-k&&z>=0&&z<=T.height-F&&P.readPixels(D,z,k,F,ve.convert(He),ve.convert(Oe),pe)}finally{const Ie=R!==null?fe.get(R).__webglFramebuffer:null;X.bindFramebuffer(P.FRAMEBUFFER,Ie)}}},this.copyFramebufferToTexture=function(T,D,z=0){const k=Math.pow(2,-z),F=Math.floor(D.image.width*k),pe=Math.floor(D.image.height*k);b.setTexture2D(D,0),P.copyTexSubImage2D(P.TEXTURE_2D,z,0,0,T.x,T.y,F,pe),X.unbindTexture()},this.copyTextureToTexture=function(T,D,z,k=0){const F=D.image.width,pe=D.image.height,be=ve.convert(z.format),Re=ve.convert(z.type);b.setTexture2D(z,0),P.pixelStorei(P.UNPACK_FLIP_Y_WEBGL,z.flipY),P.pixelStorei(P.UNPACK_PREMULTIPLY_ALPHA_WEBGL,z.premultiplyAlpha),P.pixelStorei(P.UNPACK_ALIGNMENT,z.unpackAlignment),D.isDataTexture?P.texSubImage2D(P.TEXTURE_2D,k,T.x,T.y,F,pe,be,Re,D.image.data):D.isCompressedTexture?P.compressedTexSubImage2D(P.TEXTURE_2D,k,T.x,T.y,D.mipmaps[0].width,D.mipmaps[0].height,be,D.mipmaps[0].data):P.texSubImage2D(P.TEXTURE_2D,k,T.x,T.y,be,Re,D.image),k===0&&z.generateMipmaps&&P.generateMipmap(P.TEXTURE_2D),X.unbindTexture()},this.copyTextureToTexture3D=function(T,D,z,k,F=0){if(v.isWebGL1Renderer){console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");return}const pe=T.max.x-T.min.x+1,be=T.max.y-T.min.y+1,Re=T.max.z-T.min.z+1,Ie=ve.convert(k.format),He=ve.convert(k.type);let Oe;if(k.isData3DTexture)b.setTexture3D(k,0),Oe=P.TEXTURE_3D;else if(k.isDataArrayTexture||k.isCompressedArrayTexture)b.setTexture2DArray(k,0),Oe=P.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}P.pixelStorei(P.UNPACK_FLIP_Y_WEBGL,k.flipY),P.pixelStorei(P.UNPACK_PREMULTIPLY_ALPHA_WEBGL,k.premultiplyAlpha),P.pixelStorei(P.UNPACK_ALIGNMENT,k.unpackAlignment);const Fe=P.getParameter(P.UNPACK_ROW_LENGTH),ut=P.getParameter(P.UNPACK_IMAGE_HEIGHT),Vt=P.getParameter(P.UNPACK_SKIP_PIXELS),xt=P.getParameter(P.UNPACK_SKIP_ROWS),ci=P.getParameter(P.UNPACK_SKIP_IMAGES),rt=z.isCompressedTexture?z.mipmaps[F]:z.image;P.pixelStorei(P.UNPACK_ROW_LENGTH,rt.width),P.pixelStorei(P.UNPACK_IMAGE_HEIGHT,rt.height),P.pixelStorei(P.UNPACK_SKIP_PIXELS,T.min.x),P.pixelStorei(P.UNPACK_SKIP_ROWS,T.min.y),P.pixelStorei(P.UNPACK_SKIP_IMAGES,T.min.z),z.isDataTexture||z.isData3DTexture?P.texSubImage3D(Oe,F,D.x,D.y,D.z,pe,be,Re,Ie,He,rt.data):z.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),P.compressedTexSubImage3D(Oe,F,D.x,D.y,D.z,pe,be,Re,Ie,rt.data)):P.texSubImage3D(Oe,F,D.x,D.y,D.z,pe,be,Re,Ie,He,rt),P.pixelStorei(P.UNPACK_ROW_LENGTH,Fe),P.pixelStorei(P.UNPACK_IMAGE_HEIGHT,ut),P.pixelStorei(P.UNPACK_SKIP_PIXELS,Vt),P.pixelStorei(P.UNPACK_SKIP_ROWS,xt),P.pixelStorei(P.UNPACK_SKIP_IMAGES,ci),F===0&&k.generateMipmaps&&P.generateMipmap(Oe),X.unbindTexture()},this.initTexture=function(T){T.isCubeTexture?b.setTextureCube(T,0):T.isData3DTexture?b.setTexture3D(T,0):T.isDataArrayTexture||T.isCompressedArrayTexture?b.setTexture2DArray(T,0):b.setTexture2D(T,0),X.unbindTexture()},this.resetState=function(){C=0,A=0,R=null,X.reset(),ke.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return si}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===ua?"display-p3":"srgb",t.unpackColorSpace=Qe.workingColorSpace===qr?"display-p3":"srgb"}get outputEncoding(){return console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace===St?sn:mh}set outputEncoding(e){console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace=e===sn?St:yi}get useLegacyLights(){return console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights}set useLegacyLights(e){console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights=e}}class w_ extends A_{}w_.prototype.isWebGL1Renderer=!0;class va{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new me(e),this.density=t}clone(){return new va(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class ya{constructor(e,t=1,i=1e3){this.isFog=!0,this.name="",this.color=new me(e),this.near=t,this.far=i}clone(){return new ya(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class R_ extends $e{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__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,e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const 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}}class xa{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Br,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=qt()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return console.warn("THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}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,i){e*=this.stride,i*=t.stride;for(let n=0,s=this.stride;n<s;n++)this.array[e+n]=t.array[i+n];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=qt()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(t,this.stride);return i.setUsage(this.usage),i}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=qt()),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}}}const Lt=new w;class $n{constructor(e,t,i,n=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=i,this.normalized=n}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,i=this.data.count;t<i;t++)Lt.fromBufferAttribute(this,t),Lt.applyMatrix4(e),this.setXYZ(t,Lt.x,Lt.y,Lt.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)Lt.fromBufferAttribute(this,t),Lt.applyNormalMatrix(e),this.setXYZ(t,Lt.x,Lt.y,Lt.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)Lt.fromBufferAttribute(this,t),Lt.transformDirection(e),this.setXYZ(t,Lt.x,Lt.y,Lt.z);return this}setX(e,t){return this.normalized&&(t=ze(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=ze(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=ze(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=ze(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=Bt(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Bt(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Bt(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Bt(t,this.array)),t}setXY(e,t,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this}setXYZ(e,t,i,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=n,this}setXYZW(e,t,i,n,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=ze(t,this.array),i=ze(i,this.array),n=ze(n,this.array),s=ze(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=n,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.");const t=[];for(let i=0;i<this.count;i++){const n=i*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[n+s])}return new et(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 $n(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.");const t=[];for(let i=0;i<this.count;i++){const n=i*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[n+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}}}class Uh extends Nt{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new me(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}}let Pn;const os=new w,Ln=new w,In=new w,Un=new Z,as=new Z,Dh=new Le,er=new w,cs=new w,tr=new w,fl=new Z,Bo=new Z,pl=new Z;class C_ extends $e{constructor(e=new Uh){if(super(),this.isSprite=!0,this.type="Sprite",Pn===void 0){Pn=new We;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),i=new xa(t,5);Pn.setIndex([0,1,2,0,2,3]),Pn.setAttribute("position",new $n(i,3,0,!1)),Pn.setAttribute("uv",new $n(i,2,3,!1))}this.geometry=Pn,this.material=e,this.center=new Z(.5,.5)}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Ln.setFromMatrixScale(this.matrixWorld),Dh.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),In.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&Ln.multiplyScalar(-In.z);const i=this.material.rotation;let n,s;i!==0&&(s=Math.cos(i),n=Math.sin(i));const o=this.center;ir(er.set(-.5,-.5,0),In,o,Ln,n,s),ir(cs.set(.5,-.5,0),In,o,Ln,n,s),ir(tr.set(.5,.5,0),In,o,Ln,n,s),fl.set(0,0),Bo.set(1,0),pl.set(1,1);let a=e.ray.intersectTriangle(er,cs,tr,!1,os);if(a===null&&(ir(cs.set(-.5,.5,0),In,o,Ln,n,s),Bo.set(0,1),a=e.ray.intersectTriangle(er,tr,cs,!1,os),a===null))return;const c=e.ray.origin.distanceTo(os);c<e.near||c>e.far||t.push({distance:c,point:os.clone(),uv:Wt.getInterpolation(os,er,cs,tr,fl,Bo,pl,new Z),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 ir(r,e,t,i,n,s){Un.subVectors(r,t).addScalar(.5).multiply(i),n!==void 0?(as.x=s*Un.x-n*Un.y,as.y=n*Un.x+s*Un.y):as.copy(Un),r.copy(e),r.x+=as.x,r.y+=as.y,r.applyMatrix4(Dh)}const nr=new w,ml=new w;class P_ extends $e{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let i=0,n=t.length;i<n;i++){const s=t[i];this.addLevel(s.object.clone(),s.distance,s.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,i=0){t=Math.abs(t);const n=this.levels;let s;for(s=0;s<n.length&&!(t<n[s].distance);s++);return n.splice(s,0,{distance:t,hysteresis:i,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let i,n;for(i=1,n=t.length;i<n;i++){let s=t[i].distance;if(t[i].object.visible&&(s-=s*t[i].hysteresis),e<s)break}return t[i-1].object}return null}raycast(e,t){if(this.levels.length>0){nr.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(nr);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){nr.setFromMatrixPosition(e.matrixWorld),ml.setFromMatrixPosition(this.matrixWorld);const i=nr.distanceTo(ml)/e.zoom;t[0].object.visible=!0;let n,s;for(n=1,s=t.length;n<s;n++){let o=t[n].distance;if(t[n].object.visible&&(o-=o*t[n].hysteresis),i>=o)t[n-1].object.visible=!1,t[n].object.visible=!0;else break}for(this._currentLevel=n-1;n<s;n++)t[n].object.visible=!1}}toJSON(e){const t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];const i=this.levels;for(let n=0,s=i.length;n<s;n++){const o=i[n];t.object.levels.push({object:o.object.uuid,distance:o.distance,hysteresis:o.hysteresis})}return t}}const gl=new w,_l=new je,vl=new je,L_=new w,yl=new Le,sr=new w,Fo=new Dt,xl=new Le,zo=new ws;class I_ extends bt{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ec,this.bindMatrix=new Le,this.bindMatrixInverse=new Le,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new zt),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,sr),this.boundingBox.expandByPoint(sr)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Dt),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,sr),this.boundingSphere.expandByPoint(sr)}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){const i=this.material,n=this.matrixWorld;i!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Fo.copy(this.boundingSphere),Fo.applyMatrix4(n),e.ray.intersectsSphere(Fo)!==!1&&(xl.copy(n).invert(),zo.copy(e.ray).applyMatrix4(xl),!(this.boundingBox!==null&&zo.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,zo)))}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(){const e=new je,t=this.geometry.attributes.skinWeight;for(let i=0,n=t.count;i<n;i++){e.fromBufferAttribute(t,i);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(i,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ec?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===zu?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const i=this.skeleton,n=this.geometry;_l.fromBufferAttribute(n.attributes.skinIndex,e),vl.fromBufferAttribute(n.attributes.skinWeight,e),gl.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const o=vl.getComponent(s);if(o!==0){const a=_l.getComponent(s);yl.multiplyMatrices(i.bones[a].matrixWorld,i.boneInverses[a]),t.addScaledVector(L_.copy(gl).applyMatrix4(yl),o)}}return t.applyMatrix4(this.bindMatrixInverse)}boneTransform(e,t){return console.warn("THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151."),this.applyBoneTransform(e,t)}}class Nh extends $e{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Xn extends gt{constructor(e=null,t=1,i=1,n,s,o,a,c,l=pt,h=pt,u,d){super(null,o,a,c,l,h,n,s,u,d),this.isDataTexture=!0,this.image={data:e,width:t,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Ml=new Le,U_=new Le;class Ma{constructor(e=[],t=[]){this.uuid=qt(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const 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 i=0,n=this.bones.length;i<n;i++)this.boneInverses.push(new Le)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const i=new Le;this.bones[e]&&i.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(i)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&i.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&(i.parent&&i.parent.isBone?(i.matrix.copy(i.parent.matrixWorld).invert(),i.matrix.multiply(i.matrixWorld)):i.matrix.copy(i.matrixWorld),i.matrix.decompose(i.position,i.quaternion,i.scale))}}update(){const e=this.bones,t=this.boneInverses,i=this.boneMatrices,n=this.boneTexture;for(let s=0,o=e.length;s<o;s++){const a=e[s]?e[s].matrixWorld:U_;Ml.multiplyMatrices(a,t[s]),Ml.toArray(i,s*16)}n!==null&&(n.needsUpdate=!0)}clone(){return new Ma(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const i=new Xn(t,e,e,Xt,ni);return i.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=i,this}getBoneByName(e){for(let t=0,i=this.bones.length;t<i;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let i=0,n=e.bones.length;i<n;i++){const s=e.bones[i];let o=t[s];o===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),o=new Nh),this.bones.push(o),this.boneInverses.push(new Le().fromArray(e.boneInverses[i]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,i=this.boneInverses;for(let n=0,s=t.length;n<s;n++){const o=t[n];e.bones.push(o.uuid);const a=i[n];e.boneInverses.push(a.toArray())}return e}}class Ss extends et{constructor(e,t,i,n=1){super(e,t,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Dn=new Le,Sl=new Le,rr=[],bl=new zt,D_=new Le,ls=new bt,hs=new Dt;class N_ extends bt{constructor(e,t,i){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Ss(new Float32Array(i*16),16),this.instanceColor=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let n=0;n<i;n++)this.setMatrixAt(n,D_)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new zt),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,Dn),bl.copy(e.boundingBox).applyMatrix4(Dn),this.boundingBox.union(bl)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Dt),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,Dn),hs.copy(e.boundingSphere).applyMatrix4(Dn),this.boundingSphere.union(hs)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),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)}raycast(e,t){const i=this.matrixWorld,n=this.count;if(ls.geometry=this.geometry,ls.material=this.material,ls.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),hs.copy(this.boundingSphere),hs.applyMatrix4(i),e.ray.intersectsSphere(hs)!==!1))for(let s=0;s<n;s++){this.getMatrixAt(s,Dn),Sl.multiplyMatrices(i,Dn),ls.matrixWorld=Sl,ls.raycast(e,rr);for(let o=0,a=rr.length;o<a;o++){const c=rr[o];c.instanceId=s,c.object=this,t.push(c)}rr.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Ss(new Float32Array(this.instanceMatrix.count*3),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}function O_(r,e){return r.z-e.z}function B_(r,e){return e.z-r.z}class F_{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t){const i=this.pool,n=this.list;this.index>=i.length&&i.push({start:-1,count:-1,z:-1});const s=i[this.index];n.push(s),this.index++,s.start=e.start,s.count=e.count,s.z=t}reset(){this.list.length=0,this.index=0}}const Nn="batchId",wi=new Le,El=new Le,z_=new Le,Tl=new Le,ko=new Jr,or=new zt,Wi=new Dt,us=new w,Vo=new F_,wt=new bt,ar=[];function k_(r,e,t=0){const i=e.itemSize;if(r.isInterleavedBufferAttribute||r.array.constructor!==e.array.constructor){const n=r.count;for(let s=0;s<n;s++)for(let o=0;o<i;o++)e.setComponent(s+t,o,r.getComponent(s,o))}else e.array.set(r.array,t*i);e.needsUpdate=!0}class V_ extends bt{get maxGeometryCount(){return this._maxGeometryCount}constructor(e,t,i=t*2,n){super(new We,n),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._drawRanges=[],this._reservedRanges=[],this._visibility=[],this._active=[],this._bounds=[],this._maxGeometryCount=e,this._maxVertexCount=t,this._maxIndexCount=i,this._geometryInitialized=!1,this._geometryCount=0,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._visibilityChanged=!0,this._matricesTexture=null,this._initMatricesTexture()}_initMatricesTexture(){let e=Math.sqrt(this._maxGeometryCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4),i=new Xn(t,e,e,Xt,ni);this._matricesTexture=i}_initializeGeometry(e){const t=this.geometry,i=this._maxVertexCount,n=this._maxGeometryCount,s=this._maxIndexCount;if(this._geometryInitialized===!1){for(const a in e.attributes){const c=e.getAttribute(a),{array:l,itemSize:h,normalized:u}=c,d=new l.constructor(i*h),f=new c.constructor(d,h,u);f.setUsage(c.usage),t.setAttribute(a,f)}if(e.getIndex()!==null){const a=i>65536?new Uint32Array(s):new Uint16Array(s);t.setIndex(new et(a,1))}const o=n>65536?new Uint32Array(i):new Uint16Array(i);t.setAttribute(Nn,new et(o,1)),this._geometryInitialized=!0}}_validateGeometry(e){if(e.getAttribute(Nn))throw new Error(`BatchedMesh: Geometry cannot use attribute "${Nn}"`);const t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const i in t.attributes){if(i===Nn)continue;if(!e.hasAttribute(i))throw new Error(`BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const n=e.getAttribute(i),s=t.getAttribute(i);if(n.itemSize!==s.itemSize||n.normalized!==s.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new zt);const e=this._geometryCount,t=this.boundingBox,i=this._active;t.makeEmpty();for(let n=0;n<e;n++)i[n]!==!1&&(this.getMatrixAt(n,wi),this.getBoundingBoxAt(n,or).applyMatrix4(wi),t.union(or))}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new Dt);const e=this._geometryCount,t=this.boundingSphere,i=this._active;t.makeEmpty();for(let n=0;n<e;n++)i[n]!==!1&&(this.getMatrixAt(n,wi),this.getBoundingSphereAt(n,Wi).applyMatrix4(wi),t.union(Wi))}addGeometry(e,t=-1,i=-1){if(this._initializeGeometry(e),this._validateGeometry(e),this._geometryCount>=this._maxGeometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");const n={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1};let s=null;const o=this._reservedRanges,a=this._drawRanges,c=this._bounds;this._geometryCount!==0&&(s=o[o.length-1]),t===-1?n.vertexCount=e.getAttribute("position").count:n.vertexCount=t,s===null?n.vertexStart=0:n.vertexStart=s.vertexStart+s.vertexCount;const l=e.getIndex(),h=l!==null;if(h&&(i===-1?n.indexCount=l.count:n.indexCount=i,s===null?n.indexStart=0:n.indexStart=s.indexStart+s.indexCount),n.indexStart!==-1&&n.indexStart+n.indexCount>this._maxIndexCount||n.vertexStart+n.vertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");const u=this._visibility,d=this._active,f=this._matricesTexture,m=this._matricesTexture.image.data;u.push(!0),d.push(!0);const _=this._geometryCount;this._geometryCount++,z_.toArray(m,_*16),f.needsUpdate=!0,o.push(n),a.push({start:h?n.indexStart:n.vertexStart,count:-1}),c.push({boxInitialized:!1,box:new zt,sphereInitialized:!1,sphere:new Dt});const g=this.geometry.getAttribute(Nn);for(let p=0;p<n.vertexCount;p++)g.setX(n.vertexStart+p,_);return g.needsUpdate=!0,this.setGeometryAt(_,e),_}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const i=this.geometry,n=i.getIndex()!==null,s=i.getIndex(),o=t.getIndex(),a=this._reservedRanges[e];if(n&&o.count>a.indexCount||t.attributes.position.count>a.vertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const c=a.vertexStart,l=a.vertexCount;for(const f in i.attributes){if(f===Nn)continue;const m=t.getAttribute(f),_=i.getAttribute(f);k_(m,_,c);const g=m.itemSize;for(let p=m.count,y=l;p<y;p++){const v=c+p;for(let x=0;x<g;x++)_.setComponent(v,x,0)}_.needsUpdate=!0}if(n){const f=a.indexStart;for(let m=0;m<o.count;m++)s.setX(f+m,c+o.getX(m));for(let m=o.count,_=a.indexCount;m<_;m++)s.setX(f+m,c);s.needsUpdate=!0}const h=this._bounds[e];t.boundingBox!==null?(h.box.copy(t.boundingBox),h.boxInitialized=!0):h.boxInitialized=!1,t.boundingSphere!==null?(h.sphere.copy(t.boundingSphere),h.sphereInitialized=!0):h.sphereInitialized=!1;const u=this._drawRanges[e],d=t.getAttribute("position");return u.count=n?o.count:d.count,this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._active;return e>=t.length||t[e]===!1?this:(t[e]=!1,this._visibilityChanged=!0,this)}getBoundingBoxAt(e,t){if(this._active[e]===!1)return this;const n=this._bounds[e],s=n.box,o=this.geometry;if(n.boxInitialized===!1){s.makeEmpty();const a=o.index,c=o.attributes.position,l=this._drawRanges[e];for(let h=l.start,u=l.start+l.count;h<u;h++){let d=h;a&&(d=a.getX(d)),s.expandByPoint(us.fromBufferAttribute(c,d))}n.boxInitialized=!0}return t.copy(s),t}getBoundingSphereAt(e,t){if(this._active[e]===!1)return this;const n=this._bounds[e],s=n.sphere,o=this.geometry;if(n.sphereInitialized===!1){s.makeEmpty(),this.getBoundingBoxAt(e,or),or.getCenter(s.center);const a=o.index,c=o.attributes.position,l=this._drawRanges[e];let h=0;for(let u=l.start,d=l.start+l.count;u<d;u++){let f=u;a&&(f=a.getX(f)),us.fromBufferAttribute(c,f),h=Math.max(h,s.center.distanceToSquared(us))}s.radius=Math.sqrt(h),n.sphereInitialized=!0}return t.copy(s),t}setMatrixAt(e,t){const i=this._active,n=this._matricesTexture,s=this._matricesTexture.image.data,o=this._geometryCount;return e>=o||i[e]===!1?this:(t.toArray(s,e*16),n.needsUpdate=!0,this)}getMatrixAt(e,t){const i=this._active,n=this._matricesTexture.image.data,s=this._geometryCount;return e>=s||i[e]===!1?null:t.fromArray(n,e*16)}setVisibleAt(e,t){const i=this._visibility,n=this._active,s=this._geometryCount;return e>=s||n[e]===!1||i[e]===t?this:(i[e]=t,this._visibilityChanged=!0,this)}getVisibleAt(e){const t=this._visibility,i=this._active,n=this._geometryCount;return e>=n||i[e]===!1?!1:t[e]}raycast(e,t){const i=this._visibility,n=this._active,s=this._drawRanges,o=this._geometryCount,a=this.matrixWorld,c=this.geometry;wt.material=this.material,wt.geometry.index=c.index,wt.geometry.attributes=c.attributes,wt.geometry.boundingBox===null&&(wt.geometry.boundingBox=new zt),wt.geometry.boundingSphere===null&&(wt.geometry.boundingSphere=new Dt);for(let l=0;l<o;l++){if(!i[l]||!n[l])continue;const h=s[l];wt.geometry.setDrawRange(h.start,h.count),this.getMatrixAt(l,wt.matrixWorld).premultiply(a),this.getBoundingBoxAt(l,wt.geometry.boundingBox),this.getBoundingSphereAt(l,wt.geometry.boundingSphere),wt.raycast(e,ar);for(let u=0,d=ar.length;u<d;u++){const f=ar[u];f.object=this,f.batchId=l,t.push(f)}ar.length=0}wt.material=null,wt.geometry.index=null,wt.geometry.attributes={},wt.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._drawRanges=e._drawRanges.map(t=>({...t})),this._reservedRanges=e._reservedRanges.map(t=>({...t})),this._visibility=e._visibility.slice(),this._active=e._active.slice(),this._bounds=e._bounds.map(t=>({boxInitialized:t.boxInitialized,box:t.box.clone(),sphereInitialized:t.sphereInitialized,sphere:t.sphere.clone()})),this._maxGeometryCount=e._maxGeometryCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.slice(),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this}onBeforeRender(e,t,i,n,s){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const o=n.getIndex(),a=o===null?1:o.array.BYTES_PER_ELEMENT,c=this._visibility,l=this._multiDrawStarts,h=this._multiDrawCounts,u=this._drawRanges,d=this.perObjectFrustumCulled;d&&(Tl.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),ko.setFromProjectionMatrix(Tl,e.isWebGPURenderer?xs:si));let f=0;if(this.sortObjects){El.copy(this.matrixWorld).invert(),us.setFromMatrixPosition(i.matrixWorld).applyMatrix4(El);for(let g=0,p=c.length;g<p;g++)if(c[g]){this.getMatrixAt(g,wi),this.getBoundingSphereAt(g,Wi).applyMatrix4(wi);let y=!1;if(d&&(y=!ko.intersectsSphere(Wi)),!y){const v=us.distanceTo(Wi.center);Vo.push(u[g],v)}}const m=Vo.list,_=this.customSort;_===null?m.sort(s.transparent?B_:O_):_.call(this,m,i);for(let g=0,p=m.length;g<p;g++){const y=m[g];l[f]=y.start*a,h[f]=y.count,f++}Vo.reset()}else for(let m=0,_=c.length;m<_;m++)if(c[m]){let g=!1;if(d&&(this.getMatrixAt(m,wi),this.getBoundingSphereAt(m,Wi).applyMatrix4(wi),g=!ko.intersectsSphere(Wi)),!g){const p=u[m];l[f]=p.start*a,h[f]=p.count,f++}}this._multiDrawCount=f,this._visibilityChanged=!1}onBeforeShadow(e,t,i,n,s,o){this.onBeforeRender(e,null,n,s,o)}}class kt extends Nt{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new me(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}}const Al=new w,wl=new w,Rl=new Le,Ho=new ws,cr=new Dt;class cn extends $e{constructor(e=new We,t=new kt){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,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(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[0];for(let n=1,s=t.count;n<s;n++)Al.fromBufferAttribute(t,n-1),wl.fromBufferAttribute(t,n),i[n]=i[n-1],i[n]+=Al.distanceTo(wl);e.setAttribute("lineDistance",new ye(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const i=this.geometry,n=this.matrixWorld,s=e.params.Line.threshold,o=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),cr.copy(i.boundingSphere),cr.applyMatrix4(n),cr.radius+=s,e.ray.intersectsSphere(cr)===!1)return;Rl.copy(n).invert(),Ho.copy(e.ray).applyMatrix4(Rl);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=a*a,l=new w,h=new w,u=new w,d=new w,f=this.isLineSegments?2:1,m=i.index,g=i.attributes.position;if(m!==null){const p=Math.max(0,o.start),y=Math.min(m.count,o.start+o.count);for(let v=p,x=y-1;v<x;v+=f){const C=m.getX(v),A=m.getX(v+1);if(l.fromBufferAttribute(g,C),h.fromBufferAttribute(g,A),Ho.distanceSqToSegment(l,h,d,u)>c)continue;d.applyMatrix4(this.matrixWorld);const U=e.ray.origin.distanceTo(d);U<e.near||U>e.far||t.push({distance:U,point:u.clone().applyMatrix4(this.matrixWorld),index:v,face:null,faceIndex:null,object:this})}}else{const p=Math.max(0,o.start),y=Math.min(g.count,o.start+o.count);for(let v=p,x=y-1;v<x;v+=f){if(l.fromBufferAttribute(g,v),h.fromBufferAttribute(g,v+1),Ho.distanceSqToSegment(l,h,d,u)>c)continue;d.applyMatrix4(this.matrixWorld);const A=e.ray.origin.distanceTo(d);A<e.near||A>e.far||t.push({distance:A,point:u.clone().applyMatrix4(this.matrixWorld),index:v,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=n.length;s<o;s++){const a=n[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}const Cl=new w,Pl=new w;class Mi extends cn{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[];for(let n=0,s=t.count;n<s;n+=2)Cl.fromBufferAttribute(t,n),Pl.fromBufferAttribute(t,n+1),i[n]=n===0?0:i[n-1],i[n+1]=i[n]+Cl.distanceTo(Pl);e.setAttribute("lineDistance",new ye(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class H_ extends cn{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Oh extends Nt{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new me(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}}const Ll=new Le,na=new ws,lr=new Dt,hr=new w;class G_ extends $e{constructor(e=new We,t=new Oh){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,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){const i=this.geometry,n=this.matrixWorld,s=e.params.Points.threshold,o=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),lr.copy(i.boundingSphere),lr.applyMatrix4(n),lr.radius+=s,e.ray.intersectsSphere(lr)===!1)return;Ll.copy(n).invert(),na.copy(e.ray).applyMatrix4(Ll);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),c=a*a,l=i.index,u=i.attributes.position;if(l!==null){const d=Math.max(0,o.start),f=Math.min(l.count,o.start+o.count);for(let m=d,_=f;m<_;m++){const g=l.getX(m);hr.fromBufferAttribute(u,g),Il(hr,g,c,n,e,t,this)}}else{const d=Math.max(0,o.start),f=Math.min(u.count,o.start+o.count);for(let m=d,_=f;m<_;m++)hr.fromBufferAttribute(u,m),Il(hr,m,c,n,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const n=t[i[0]];if(n!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=n.length;s<o;s++){const a=n[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}function Il(r,e,t,i,n,s,o){const a=na.distanceSqToPoint(r);if(a<t){const c=new w;na.closestPointToPoint(r,c),c.applyMatrix4(i);const l=n.ray.origin.distanceTo(c);if(l<n.near||l>n.far)return;s.push({distance:l,distanceToRay:Math.sqrt(a),point:c,index:e,face:null,object:o})}}class py extends gt{constructor(e,t,i,n,s,o,a,c,l){super(e,t,i,n,s,o,a,c,l),this.isVideoTexture=!0,this.minFilter=o!==void 0?o:mt,this.magFilter=s!==void 0?s:mt,this.generateMipmaps=!1;const h=this;function u(){h.needsUpdate=!0,e.requestVideoFrameCallback(u)}"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(u)}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class my extends gt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=pt,this.minFilter=pt,this.generateMipmaps=!1,this.needsUpdate=!0}}class Sa extends gt{constructor(e,t,i,n,s,o,a,c,l,h,u,d){super(null,o,a,c,l,h,n,s,u,d),this.isCompressedTexture=!0,this.image={width:t,height:i},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class gy extends Sa{constructor(e,t,i,n,s,o){super(e,t,i,s,o),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=Ut}}class _y extends Sa{constructor(e,t,i){super(void 0,e[0].width,e[0].height,t,i,Ni),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class vy extends gt{constructor(e,t,i,n,s,o,a,c,l){super(e,t,i,n,s,o,a,c,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class oi{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const i=this.getUtoTmapping(e);return this.getPoint(i,t)}getPoints(e=5){const t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return t}getSpacedPoints(e=5){const t=[];for(let i=0;i<=e;i++)t.push(this.getPointAt(i/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let i,n=this.getPoint(0),s=0;t.push(0);for(let o=1;o<=e;o++)i=this.getPoint(o/e),s+=i.distanceTo(n),t.push(s),n=i;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const i=this.getLengths();let n=0;const s=i.length;let o;t?o=t:o=e*i[s-1];let a=0,c=s-1,l;for(;a<=c;)if(n=Math.floor(a+(c-a)/2),l=i[n]-o,l<0)a=n+1;else if(l>0)c=n-1;else{c=n;break}if(n=c,i[n]===o)return n/(s-1);const h=i[n],d=i[n+1]-h,f=(o-h)/d;return(n+f)/(s-1)}getTangent(e,t){let n=e-1e-4,s=e+1e-4;n<0&&(n=0),s>1&&(s=1);const o=this.getPoint(n),a=this.getPoint(s),c=t||(o.isVector2?new Z:new w);return c.copy(a).sub(o).normalize(),c}getTangentAt(e,t){const i=this.getUtoTmapping(e);return this.getTangent(i,t)}computeFrenetFrames(e,t){const i=new w,n=[],s=[],o=[],a=new w,c=new Le;for(let f=0;f<=e;f++){const m=f/e;n[f]=this.getTangentAt(m,new w)}s[0]=new w,o[0]=new w;let l=Number.MAX_VALUE;const h=Math.abs(n[0].x),u=Math.abs(n[0].y),d=Math.abs(n[0].z);h<=l&&(l=h,i.set(1,0,0)),u<=l&&(l=u,i.set(0,1,0)),d<=l&&i.set(0,0,1),a.crossVectors(n[0],i).normalize(),s[0].crossVectors(n[0],a),o[0].crossVectors(n[0],s[0]);for(let f=1;f<=e;f++){if(s[f]=s[f-1].clone(),o[f]=o[f-1].clone(),a.crossVectors(n[f-1],n[f]),a.length()>Number.EPSILON){a.normalize();const m=Math.acos(ht(n[f-1].dot(n[f]),-1,1));s[f].applyMatrix4(c.makeRotationAxis(a,m))}o[f].crossVectors(n[f],s[f])}if(t===!0){let f=Math.acos(ht(s[0].dot(s[e]),-1,1));f/=e,n[0].dot(a.crossVectors(s[0],s[e]))>0&&(f=-f);for(let m=1;m<=e;m++)s[m].applyMatrix4(c.makeRotationAxis(n[m],f*m)),o[m].crossVectors(n[m],s[m])}return{tangents:n,normals:s,binormals:o}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class ba extends oi{constructor(e=0,t=0,i=1,n=1,s=0,o=Math.PI*2,a=!1,c=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=i,this.yRadius=n,this.aStartAngle=s,this.aEndAngle=o,this.aClockwise=a,this.aRotation=c}getPoint(e,t){const i=t||new Z,n=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const o=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=n;for(;s>n;)s-=n;s<Number.EPSILON&&(o?s=0:s=n),this.aClockwise===!0&&!o&&(s===n?s=-n:s=s-n);const a=this.aStartAngle+e*s;let c=this.aX+this.xRadius*Math.cos(a),l=this.aY+this.yRadius*Math.sin(a);if(this.aRotation!==0){const h=Math.cos(this.aRotation),u=Math.sin(this.aRotation),d=c-this.aX,f=l-this.aY;c=d*h-f*u+this.aX,l=d*u+f*h+this.aY}return i.set(c,l)}copy(e){return super.copy(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}toJSON(){const e=super.toJSON();return 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}}class W_ extends ba{constructor(e,t,i,n,s,o){super(e,t,i,i,n,s,o),this.isArcCurve=!0,this.type="ArcCurve"}}function Ea(){let r=0,e=0,t=0,i=0;function n(s,o,a,c){r=s,e=a,t=-3*s+3*o-2*a-c,i=2*s-2*o+a+c}return{initCatmullRom:function(s,o,a,c,l){n(o,a,l*(a-s),l*(c-o))},initNonuniformCatmullRom:function(s,o,a,c,l,h,u){let d=(o-s)/l-(a-s)/(l+h)+(a-o)/h,f=(a-o)/h-(c-o)/(h+u)+(c-a)/u;d*=h,f*=h,n(o,a,d,f)},calc:function(s){const o=s*s,a=o*s;return r+e*s+t*o+i*a}}}const ur=new w,Go=new Ea,Wo=new Ea,Xo=new Ea;class X_ extends oi{constructor(e=[],t=!1,i="centripetal",n=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=i,this.tension=n}getPoint(e,t=new w){const i=t,n=this.points,s=n.length,o=(s-(this.closed?0:1))*e;let a=Math.floor(o),c=o-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,h;this.closed||a>0?l=n[(a-1)%s]:(ur.subVectors(n[0],n[1]).add(n[0]),l=ur);const u=n[a%s],d=n[(a+1)%s];if(this.closed||a+2<s?h=n[(a+2)%s]:(ur.subVectors(n[s-1],n[s-2]).add(n[s-1]),h=ur),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let m=Math.pow(l.distanceToSquared(u),f),_=Math.pow(u.distanceToSquared(d),f),g=Math.pow(d.distanceToSquared(h),f);_<1e-4&&(_=1),m<1e-4&&(m=_),g<1e-4&&(g=_),Go.initNonuniformCatmullRom(l.x,u.x,d.x,h.x,m,_,g),Wo.initNonuniformCatmullRom(l.y,u.y,d.y,h.y,m,_,g),Xo.initNonuniformCatmullRom(l.z,u.z,d.z,h.z,m,_,g)}else this.curveType==="catmullrom"&&(Go.initCatmullRom(l.x,u.x,d.x,h.x,this.tension),Wo.initCatmullRom(l.y,u.y,d.y,h.y,this.tension),Xo.initCatmullRom(l.z,u.z,d.z,h.z,this.tension));return i.set(Go.calc(c),Wo.calc(c),Xo.calc(c)),i}copy(e){super.copy(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,i=this.points.length;t<i;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){const n=e.points[t];this.points.push(new w().fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function Ul(r,e,t,i,n){const s=(i-e)*.5,o=(n-t)*.5,a=r*r,c=r*a;return(2*t-2*i+s+o)*c+(-3*t+3*i-2*s-o)*a+s*r+t}function q_(r,e){const t=1-r;return t*t*e}function Y_(r,e){return 2*(1-r)*r*e}function Z_(r,e){return r*r*e}function _s(r,e,t,i){return q_(r,e)+Y_(r,t)+Z_(r,i)}function J_(r,e){const t=1-r;return t*t*t*e}function $_(r,e){const t=1-r;return 3*t*t*r*e}function K_(r,e){return 3*(1-r)*r*r*e}function Q_(r,e){return r*r*r*e}function vs(r,e,t,i,n){return J_(r,e)+$_(r,t)+K_(r,i)+Q_(r,n)}class Bh extends oi{constructor(e=new Z,t=new Z,i=new Z,n=new Z){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=i,this.v3=n}getPoint(e,t=new Z){const i=t,n=this.v0,s=this.v1,o=this.v2,a=this.v3;return i.set(vs(e,n.x,s.x,o.x,a.x),vs(e,n.y,s.y,o.y,a.y)),i}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(){const 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}}class j_ extends oi{constructor(e=new w,t=new w,i=new w,n=new w){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=i,this.v3=n}getPoint(e,t=new w){const i=t,n=this.v0,s=this.v1,o=this.v2,a=this.v3;return i.set(vs(e,n.x,s.x,o.x,a.x),vs(e,n.y,s.y,o.y,a.y),vs(e,n.z,s.z,o.z,a.z)),i}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(){const 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}}class Fh extends oi{constructor(e=new Z,t=new Z){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new Z){const i=t;return e===1?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(e).add(this.v1)),i}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Z){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ev extends oi{constructor(e=new w,t=new w){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new w){const i=t;return e===1?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(e).add(this.v1)),i}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new w){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class zh extends oi{constructor(e=new Z,t=new Z,i=new Z){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=i}getPoint(e,t=new Z){const i=t,n=this.v0,s=this.v1,o=this.v2;return i.set(_s(e,n.x,s.x,o.x),_s(e,n.y,s.y,o.y)),i}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class kh extends oi{constructor(e=new w,t=new w,i=new w){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=i}getPoint(e,t=new w){const i=t,n=this.v0,s=this.v1,o=this.v2;return i.set(_s(e,n.x,s.x,o.x),_s(e,n.y,s.y,o.y),_s(e,n.z,s.z,o.z)),i}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Vh extends oi{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new Z){const i=t,n=this.points,s=(n.length-1)*e,o=Math.floor(s),a=s-o,c=n[o===0?o:o-1],l=n[o],h=n[o>n.length-2?n.length-1:o+1],u=n[o>n.length-3?n.length-1:o+2];return i.set(Ul(a,c.x,l.x,h.x,u.x),Ul(a,c.y,l.y,h.y,u.y)),i}copy(e){super.copy(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,i=this.points.length;t<i;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){const n=e.points[t];this.points.push(new Z().fromArray(n))}return this}}var zr=Object.freeze({__proto__:null,ArcCurve:W_,CatmullRomCurve3:X_,CubicBezierCurve:Bh,CubicBezierCurve3:j_,EllipseCurve:ba,LineCurve:Fh,LineCurve3:ev,QuadraticBezierCurve:zh,QuadraticBezierCurve3:kh,SplineCurve:Vh});class tv extends oi{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const i=e.isVector2===!0?"LineCurve":"LineCurve3";this.curves.push(new zr[i](t,e))}return this}getPoint(e,t){const i=e*this.getLength(),n=this.getCurveLengths();let s=0;for(;s<n.length;){if(n[s]>=i){const o=n[s]-i,a=this.curves[s],c=a.getLength(),l=c===0?0:1-o/c;return a.getPointAt(l,t)}s++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let i=0,n=this.curves.length;i<n;i++)t+=this.curves[i].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let i;for(let n=0,s=this.curves;n<s.length;n++){const o=s[n],a=o.isEllipseCurve?e*2:o.isLineCurve||o.isLineCurve3?1:o.isSplineCurve?e*o.points.length:e,c=o.getPoints(a);for(let l=0;l<c.length;l++){const h=c[l];i&&i.equals(h)||(t.push(h),i=h)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,i=e.curves.length;t<i;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,i=this.curves.length;t<i;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,i=e.curves.length;t<i;t++){const n=e.curves[t];this.curves.push(new zr[n.type]().fromJSON(n))}return this}}class kr extends tv{constructor(e){super(),this.type="Path",this.currentPoint=new Z,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,i=e.length;t<i;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const i=new Fh(this.currentPoint.clone(),new Z(e,t));return this.curves.push(i),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,i,n){const s=new zh(this.currentPoint.clone(),new Z(e,t),new Z(i,n));return this.curves.push(s),this.currentPoint.set(i,n),this}bezierCurveTo(e,t,i,n,s,o){const a=new Bh(this.currentPoint.clone(),new Z(e,t),new Z(i,n),new Z(s,o));return this.curves.push(a),this.currentPoint.set(s,o),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),i=new Vh(t);return this.curves.push(i),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,i,n,s,o){const a=this.currentPoint.x,c=this.currentPoint.y;return this.absarc(e+a,t+c,i,n,s,o),this}absarc(e,t,i,n,s,o){return this.absellipse(e,t,i,i,n,s,o),this}ellipse(e,t,i,n,s,o,a,c){const l=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+l,t+h,i,n,s,o,a,c),this}absellipse(e,t,i,n,s,o,a,c){const l=new ba(e,t,i,n,s,o,a,c);if(this.curves.length>0){const u=l.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(l);const h=l.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Qr extends We{constructor(e=[new Z(0,-.5),new Z(.5,0),new Z(0,.5)],t=12,i=0,n=Math.PI*2){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:i,phiLength:n},t=Math.floor(t),n=ht(n,0,Math.PI*2);const s=[],o=[],a=[],c=[],l=[],h=1/t,u=new w,d=new Z,f=new w,m=new w,_=new w;let g=0,p=0;for(let y=0;y<=e.length-1;y++)switch(y){case 0:g=e[y+1].x-e[y].x,p=e[y+1].y-e[y].y,f.x=p*1,f.y=-g,f.z=p*0,_.copy(f),f.normalize(),c.push(f.x,f.y,f.z);break;case e.length-1:c.push(_.x,_.y,_.z);break;default:g=e[y+1].x-e[y].x,p=e[y+1].y-e[y].y,f.x=p*1,f.y=-g,f.z=p*0,m.copy(f),f.x+=_.x,f.y+=_.y,f.z+=_.z,f.normalize(),c.push(f.x,f.y,f.z),_.copy(m)}for(let y=0;y<=t;y++){const v=i+y*h*n,x=Math.sin(v),C=Math.cos(v);for(let A=0;A<=e.length-1;A++){u.x=e[A].x*x,u.y=e[A].y,u.z=e[A].x*C,o.push(u.x,u.y,u.z),d.x=y/t,d.y=A/(e.length-1),a.push(d.x,d.y);const R=c[3*A+0]*x,U=c[3*A+1],S=c[3*A+0]*C;l.push(R,U,S)}}for(let y=0;y<t;y++)for(let v=0;v<e.length-1;v++){const x=v+y*e.length,C=x,A=x+e.length,R=x+e.length+1,U=x+1;s.push(C,A,U),s.push(R,U,A)}this.setIndex(s),this.setAttribute("position",new ye(o,3)),this.setAttribute("uv",new ye(a,2)),this.setAttribute("normal",new ye(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Qr(e.points,e.segments,e.phiStart,e.phiLength)}}class Ta extends Qr{constructor(e=1,t=1,i=4,n=8){const s=new kr;s.absarc(0,-t/2,e,Math.PI*1.5,0),s.absarc(0,t/2,e,0,Math.PI*.5),super(s.getPoints(i),n),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:i,radialSegments:n}}static fromJSON(e){return new Ta(e.radius,e.length,e.capSegments,e.radialSegments)}}class Aa extends We{constructor(e=1,t=32,i=0,n=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:i,thetaLength:n},t=Math.max(3,t);const s=[],o=[],a=[],c=[],l=new w,h=new Z;o.push(0,0,0),a.push(0,0,1),c.push(.5,.5);for(let u=0,d=3;u<=t;u++,d+=3){const f=i+u/t*n;l.x=e*Math.cos(f),l.y=e*Math.sin(f),o.push(l.x,l.y,l.z),a.push(0,0,1),h.x=(o[d]/e+1)/2,h.y=(o[d+1]/e+1)/2,c.push(h.x,h.y)}for(let u=1;u<=t;u++)s.push(u,u+1,0);this.setIndex(s),this.setAttribute("position",new ye(o,3)),this.setAttribute("normal",new ye(a,3)),this.setAttribute("uv",new ye(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Aa(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Rs extends We{constructor(e=1,t=1,i=1,n=32,s=1,o=!1,a=0,c=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:i,radialSegments:n,heightSegments:s,openEnded:o,thetaStart:a,thetaLength:c};const l=this;n=Math.floor(n),s=Math.floor(s);const h=[],u=[],d=[],f=[];let m=0;const _=[],g=i/2;let p=0;y(),o===!1&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(h),this.setAttribute("position",new ye(u,3)),this.setAttribute("normal",new ye(d,3)),this.setAttribute("uv",new ye(f,2));function y(){const x=new w,C=new w;let A=0;const R=(t-e)/i;for(let U=0;U<=s;U++){const S=[],E=U/s,O=E*(t-e)+e;for(let V=0;V<=n;V++){const ne=V/n,I=ne*c+a,B=Math.sin(I),H=Math.cos(I);C.x=O*B,C.y=-E*i+g,C.z=O*H,u.push(C.x,C.y,C.z),x.set(B,R,H).normalize(),d.push(x.x,x.y,x.z),f.push(ne,1-E),S.push(m++)}_.push(S)}for(let U=0;U<n;U++)for(let S=0;S<s;S++){const E=_[S][U],O=_[S+1][U],V=_[S+1][U+1],ne=_[S][U+1];h.push(E,O,ne),h.push(O,V,ne),A+=6}l.addGroup(p,A,0),p+=A}function v(x){const C=m,A=new Z,R=new w;let U=0;const S=x===!0?e:t,E=x===!0?1:-1;for(let V=1;V<=n;V++)u.push(0,g*E,0),d.push(0,E,0),f.push(.5,.5),m++;const O=m;for(let V=0;V<=n;V++){const I=V/n*c+a,B=Math.cos(I),H=Math.sin(I);R.x=S*H,R.y=g*E,R.z=S*B,u.push(R.x,R.y,R.z),d.push(0,E,0),A.x=B*.5+.5,A.y=H*.5*E+.5,f.push(A.x,A.y),m++}for(let V=0;V<n;V++){const ne=C+V,I=O+V;x===!0?h.push(I,I+1,ne):h.push(I+1,I,ne),U+=3}l.addGroup(p,U,x===!0?1:2),p+=U}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Rs(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class wa extends Rs{constructor(e=1,t=1,i=32,n=1,s=!1,o=0,a=Math.PI*2){super(0,e,t,i,n,s,o,a),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:i,heightSegments:n,openEnded:s,thetaStart:o,thetaLength:a}}static fromJSON(e){return new wa(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class dn extends We{constructor(e=[],t=[],i=1,n=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:i,detail:n};const s=[],o=[];a(n),l(i),h(),this.setAttribute("position",new ye(s,3)),this.setAttribute("normal",new ye(s.slice(),3)),this.setAttribute("uv",new ye(o,2)),n===0?this.computeVertexNormals():this.normalizeNormals();function a(y){const v=new w,x=new w,C=new w;for(let A=0;A<t.length;A+=3)f(t[A+0],v),f(t[A+1],x),f(t[A+2],C),c(v,x,C,y)}function c(y,v,x,C){const A=C+1,R=[];for(let U=0;U<=A;U++){R[U]=[];const S=y.clone().lerp(x,U/A),E=v.clone().lerp(x,U/A),O=A-U;for(let V=0;V<=O;V++)V===0&&U===A?R[U][V]=S:R[U][V]=S.clone().lerp(E,V/O)}for(let U=0;U<A;U++)for(let S=0;S<2*(A-U)-1;S++){const E=Math.floor(S/2);S%2===0?(d(R[U][E+1]),d(R[U+1][E]),d(R[U][E])):(d(R[U][E+1]),d(R[U+1][E+1]),d(R[U+1][E]))}}function l(y){const v=new w;for(let x=0;x<s.length;x+=3)v.x=s[x+0],v.y=s[x+1],v.z=s[x+2],v.normalize().multiplyScalar(y),s[x+0]=v.x,s[x+1]=v.y,s[x+2]=v.z}function h(){const y=new w;for(let v=0;v<s.length;v+=3){y.x=s[v+0],y.y=s[v+1],y.z=s[v+2];const x=g(y)/2/Math.PI+.5,C=p(y)/Math.PI+.5;o.push(x,1-C)}m(),u()}function u(){for(let y=0;y<o.length;y+=6){const v=o[y+0],x=o[y+2],C=o[y+4],A=Math.max(v,x,C),R=Math.min(v,x,C);A>.9&&R<.1&&(v<.2&&(o[y+0]+=1),x<.2&&(o[y+2]+=1),C<.2&&(o[y+4]+=1))}}function d(y){s.push(y.x,y.y,y.z)}function f(y,v){const x=y*3;v.x=e[x+0],v.y=e[x+1],v.z=e[x+2]}function m(){const y=new w,v=new w,x=new w,C=new w,A=new Z,R=new Z,U=new Z;for(let S=0,E=0;S<s.length;S+=9,E+=6){y.set(s[S+0],s[S+1],s[S+2]),v.set(s[S+3],s[S+4],s[S+5]),x.set(s[S+6],s[S+7],s[S+8]),A.set(o[E+0],o[E+1]),R.set(o[E+2],o[E+3]),U.set(o[E+4],o[E+5]),C.copy(y).add(v).add(x).divideScalar(3);const O=g(C);_(A,E+0,y,O),_(R,E+2,v,O),_(U,E+4,x,O)}}function _(y,v,x,C){C<0&&y.x===1&&(o[v]=y.x-1),x.x===0&&x.z===0&&(o[v]=C/2/Math.PI+.5)}function g(y){return Math.atan2(y.z,-y.x)}function p(y){return Math.atan2(-y.y,Math.sqrt(y.x*y.x+y.z*y.z))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new dn(e.vertices,e.indices,e.radius,e.details)}}class Ra extends dn{constructor(e=1,t=0){const i=(1+Math.sqrt(5))/2,n=1/i,s=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],o=[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];super(s,o,e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ra(e.radius,e.detail)}}const dr=new w,fr=new w,qo=new w,pr=new Wt;class iv extends We{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},e!==null){const n=Math.pow(10,4),s=Math.cos(rn*t),o=e.getIndex(),a=e.getAttribute("position"),c=o?o.count:a.count,l=[0,0,0],h=["a","b","c"],u=new Array(3),d={},f=[];for(let m=0;m<c;m+=3){o?(l[0]=o.getX(m),l[1]=o.getX(m+1),l[2]=o.getX(m+2)):(l[0]=m,l[1]=m+1,l[2]=m+2);const{a:_,b:g,c:p}=pr;if(_.fromBufferAttribute(a,l[0]),g.fromBufferAttribute(a,l[1]),p.fromBufferAttribute(a,l[2]),pr.getNormal(qo),u[0]=`${Math.round(_.x*n)},${Math.round(_.y*n)},${Math.round(_.z*n)}`,u[1]=`${Math.round(g.x*n)},${Math.round(g.y*n)},${Math.round(g.z*n)}`,u[2]=`${Math.round(p.x*n)},${Math.round(p.y*n)},${Math.round(p.z*n)}`,!(u[0]===u[1]||u[1]===u[2]||u[2]===u[0]))for(let y=0;y<3;y++){const v=(y+1)%3,x=u[y],C=u[v],A=pr[h[y]],R=pr[h[v]],U=`${x}_${C}`,S=`${C}_${x}`;S in d&&d[S]?(qo.dot(d[S].normal)<=s&&(f.push(A.x,A.y,A.z),f.push(R.x,R.y,R.z)),d[S]=null):U in d||(d[U]={index0:l[y],index1:l[v],normal:qo.clone()})}}for(const m in d)if(d[m]){const{index0:_,index1:g}=d[m];dr.fromBufferAttribute(a,_),fr.fromBufferAttribute(a,g),f.push(dr.x,dr.y,dr.z),f.push(fr.x,fr.y,fr.z)}this.setAttribute("position",new ye(f,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class qn extends kr{constructor(e){super(e),this.uuid=qt(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let i=0,n=this.holes.length;i<n;i++)t[i]=this.holes[i].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){const n=e.holes[t];this.holes.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,i=this.holes.length;t<i;t++){const n=this.holes[t];e.holes.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){const n=e.holes[t];this.holes.push(new kr().fromJSON(n))}return this}}const nv={triangulate:function(r,e,t=2){const i=e&&e.length,n=i?e[0]*t:r.length;let s=Hh(r,0,n,t,!0);const o=[];if(!s||s.next===s.prev)return o;let a,c,l,h,u,d,f;if(i&&(s=cv(r,e,s,t)),r.length>80*t){a=l=r[0],c=h=r[1];for(let m=t;m<n;m+=t)u=r[m],d=r[m+1],u<a&&(a=u),d<c&&(c=d),u>l&&(l=u),d>h&&(h=d);f=Math.max(l-a,h-c),f=f!==0?32767/f:0}return bs(s,o,t,a,c,f,0),o}};function Hh(r,e,t,i,n){let s,o;if(n===yv(r,e,t,i)>0)for(s=e;s<t;s+=i)o=Dl(s,r[s],r[s+1],o);else for(s=t-i;s>=e;s-=i)o=Dl(s,r[s],r[s+1],o);return o&&jr(o,o.next)&&(Ts(o),o=o.next),o}function ln(r,e){if(!r)return r;e||(e=r);let t=r,i;do if(i=!1,!t.steiner&&(jr(t,t.next)||ot(t.prev,t,t.next)===0)){if(Ts(t),t=e=t.prev,t===t.next)break;i=!0}else t=t.next;while(i||t!==e);return e}function bs(r,e,t,i,n,s,o){if(!r)return;!o&&s&&fv(r,i,n,s);let a=r,c,l;for(;r.prev!==r.next;){if(c=r.prev,l=r.next,s?rv(r,i,n,s):sv(r)){e.push(c.i/t|0),e.push(r.i/t|0),e.push(l.i/t|0),Ts(r),r=l.next,a=l.next;continue}if(r=l,r===a){o?o===1?(r=ov(ln(r),e,t),bs(r,e,t,i,n,s,2)):o===2&&av(r,e,t,i,n,s):bs(ln(r),e,t,i,n,s,1);break}}}function sv(r){const e=r.prev,t=r,i=r.next;if(ot(e,t,i)>=0)return!1;const 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t.shapes.push(r.uuid);return t.options=Object.assign({},e),e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class Pa extends dn{constructor(e=1,t=0){const i=(1+Math.sqrt(5))/2,n=[-1,i,0,1,i,0,-1,-i,0,1,-i,0,0,-1,i,0,1,i,0,-1,-i,0,1,-i,i,0,-1,i,0,1,-i,0,-1,-i,0,1],s=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];super(n,s,e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Pa(e.radius,e.detail)}}class eo extends dn{constructor(e=1,t=0){const i=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],n=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];super(i,n,e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new eo(e.radius,e.detail)}}class La extends We{constructor(e=.5,t=1,i=32,n=1,s=0,o=Math.PI*2){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:i,phiSegments:n,thetaStart:s,thetaLength:o},i=Math.max(3,i),n=Math.max(1,n);const a=[],c=[],l=[],h=[];let u=e;const d=(t-e)/n,f=new w,m=new Z;for(let _=0;_<=n;_++){for(let g=0;g<=i;g++){const p=s+g/i*o;f.x=u*Math.cos(p),f.y=u*Math.sin(p),c.push(f.x,f.y,f.z),l.push(0,0,1),m.x=(f.x/t+1)/2,m.y=(f.y/t+1)/2,h.push(m.x,m.y)}u+=d}for(let _=0;_<n;_++){const g=_*(i+1);for(let p=0;p<i;p++){const y=p+g,v=y,x=y+i+1,C=y+i+2,A=y+1;a.push(v,x,A),a.push(x,C,A)}}this.setIndex(a),this.setAttribute("position",new ye(c,3)),this.setAttribute("normal",new ye(l,3)),this.setAttribute("uv",new ye(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new La(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Ia extends We{constructor(e=new qn([new Z(0,.5),new Z(-.5,-.5),new Z(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const i=[],n=[],s=[],o=[];let a=0,c=0;if(Array.isArray(e)===!1)l(e);else for(let h=0;h<e.length;h++)l(e[h]),this.addGroup(a,c,h),a+=c,c=0;this.setIndex(i),this.setAttribute("position",new ye(n,3)),this.setAttribute("normal",new ye(s,3)),this.setAttribute("uv",new ye(o,2));function l(h){const u=n.length/3,d=h.extractPoints(t);let f=d.shape;const m=d.holes;vi.isClockWise(f)===!1&&(f=f.reverse());for(let g=0,p=m.length;g<p;g++){const y=m[g];vi.isClockWise(y)===!0&&(m[g]=y.reverse())}const _=vi.triangulateShape(f,m);for(let g=0,p=m.length;g<p;g++){const y=m[g];f=f.concat(y)}for(let g=0,p=f.length;g<p;g++){const y=f[g];n.push(y.x,y.y,0),s.push(0,0,1),o.push(y.x,y.y)}for(let g=0,p=_.length;g<p;g++){const y=_[g],v=y[0]+u,x=y[1]+u,C=y[2]+u;i.push(v,x,C),c+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return Sv(t,e)}static fromJSON(e,t){const i=[];for(let n=0,s=e.shapes.length;n<s;n++){const o=t[e.shapes[n]];i.push(o)}return new Ia(i,e.curveSegments)}}function Sv(r,e){if(e.shapes=[],Array.isArray(r))for(let t=0,i=r.length;t<i;t++){const n=r[t];e.shapes.push(n.uuid)}else e.shapes.push(r.uuid);return e}class to extends We{constructor(e=1,t=32,i=16,n=0,s=Math.PI*2,o=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:i,phiStart:n,phiLength:s,thetaStart:o,thetaLength:a},t=Math.max(3,Math.floor(t)),i=Math.max(2,Math.floor(i));const c=Math.min(o+a,Math.PI);let l=0;const h=[],u=new w,d=new w,f=[],m=[],_=[],g=[];for(let p=0;p<=i;p++){const y=[],v=p/i;let x=0;p===0&&o===0?x=.5/t:p===i&&c===Math.PI&&(x=-.5/t);for(let C=0;C<=t;C++){const A=C/t;u.x=-e*Math.cos(n+A*s)*Math.sin(o+v*a),u.y=e*Math.cos(o+v*a),u.z=e*Math.sin(n+A*s)*Math.sin(o+v*a),m.push(u.x,u.y,u.z),d.copy(u).normalize(),_.push(d.x,d.y,d.z),g.push(A+x,1-v),y.push(l++)}h.push(y)}for(let p=0;p<i;p++)for(let y=0;y<t;y++){const v=h[p][y+1],x=h[p][y],C=h[p+1][y],A=h[p+1][y+1];(p!==0||o>0)&&f.push(v,x,A),(p!==i-1||c<Math.PI)&&f.push(x,C,A)}this.setIndex(f),this.setAttribute("position",new ye(m,3)),this.setAttribute("normal",new ye(_,3)),this.setAttribute("uv",new ye(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new to(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Ua extends dn{constructor(e=1,t=0){const i=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],n=[2,1,0,0,3,2,1,3,0,2,3,1];super(i,n,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ua(e.radius,e.detail)}}class Da extends We{constructor(e=1,t=.4,i=12,n=48,s=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:i,tubularSegments:n,arc:s},i=Math.floor(i),n=Math.floor(n);const o=[],a=[],c=[],l=[],h=new w,u=new w,d=new w;for(let f=0;f<=i;f++)for(let m=0;m<=n;m++){const _=m/n*s,g=f/i*Math.PI*2;u.x=(e+t*Math.cos(g))*Math.cos(_),u.y=(e+t*Math.cos(g))*Math.sin(_),u.z=t*Math.sin(g),a.push(u.x,u.y,u.z),h.x=e*Math.cos(_),h.y=e*Math.sin(_),d.subVectors(u,h).normalize(),c.push(d.x,d.y,d.z),l.push(m/n),l.push(f/i)}for(let f=1;f<=i;f++)for(let m=1;m<=n;m++){const _=(n+1)*f+m-1,g=(n+1)*(f-1)+m-1,p=(n+1)*(f-1)+m,y=(n+1)*f+m;o.push(_,g,y),o.push(g,p,y)}this.setIndex(o),this.setAttribute("position",new ye(a,3)),this.setAttribute("normal",new ye(c,3)),this.setAttribute("uv",new ye(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Da(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Na extends We{constructor(e=1,t=.4,i=64,n=8,s=2,o=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:i,radialSegments:n,p:s,q:o},i=Math.floor(i),n=Math.floor(n);const a=[],c=[],l=[],h=[],u=new w,d=new w,f=new w,m=new w,_=new w,g=new w,p=new w;for(let v=0;v<=i;++v){const x=v/i*s*Math.PI*2;y(x,s,o,e,f),y(x+.01,s,o,e,m),g.subVectors(m,f),p.addVectors(m,f),_.crossVectors(g,p),p.crossVectors(_,g),_.normalize(),p.normalize();for(let C=0;C<=n;++C){const A=C/n*Math.PI*2,R=-t*Math.cos(A),U=t*Math.sin(A);u.x=f.x+(R*p.x+U*_.x),u.y=f.y+(R*p.y+U*_.y),u.z=f.z+(R*p.z+U*_.z),c.push(u.x,u.y,u.z),d.subVectors(u,f).normalize(),l.push(d.x,d.y,d.z),h.push(v/i),h.push(C/n)}}for(let v=1;v<=i;v++)for(let x=1;x<=n;x++){const C=(n+1)*(v-1)+(x-1),A=(n+1)*v+(x-1),R=(n+1)*v+x,U=(n+1)*(v-1)+x;a.push(C,A,U),a.push(A,R,U)}this.setIndex(a),this.setAttribute("position",new ye(c,3)),this.setAttribute("normal",new ye(l,3)),this.setAttribute("uv",new ye(h,2));function y(v,x,C,A,R){const U=Math.cos(v),S=Math.sin(v),E=C/x*v,O=Math.cos(E);R.x=A*(2+O)*.5*U,R.y=A*(2+O)*S*.5,R.z=A*Math.sin(E)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Na(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class Oa extends We{constructor(e=new kh(new w(-1,-1,0),new w(-1,1,0),new w(1,1,0)),t=64,i=1,n=8,s=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:i,radialSegments:n,closed:s};const o=e.computeFrenetFrames(t,s);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals;const a=new w,c=new w,l=new Z;let h=new w;const u=[],d=[],f=[],m=[];_(),this.setIndex(m),this.setAttribute("position",new ye(u,3)),this.setAttribute("normal",new ye(d,3)),this.setAttribute("uv",new ye(f,2));function _(){for(let v=0;v<t;v++)g(v);g(s===!1?t:0),y(),p()}function g(v){h=e.getPointAt(v/t,h);const x=o.normals[v],C=o.binormals[v];for(let A=0;A<=n;A++){const R=A/n*Math.PI*2,U=Math.sin(R),S=-Math.cos(R);c.x=S*x.x+U*C.x,c.y=S*x.y+U*C.y,c.z=S*x.z+U*C.z,c.normalize(),d.push(c.x,c.y,c.z),a.x=h.x+i*c.x,a.y=h.y+i*c.y,a.z=h.z+i*c.z,u.push(a.x,a.y,a.z)}}function p(){for(let v=1;v<=t;v++)for(let x=1;x<=n;x++){const C=(n+1)*(v-1)+(x-1),A=(n+1)*v+(x-1),R=(n+1)*v+x,U=(n+1)*(v-1)+x;m.push(C,A,U),m.push(A,R,U)}}function y(){for(let v=0;v<=t;v++)for(let x=0;x<=n;x++)l.x=v/t,l.y=x/n,f.push(l.x,l.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new Oa(new zr[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class bv extends We{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){const t=[],i=new Set,n=new w,s=new w;if(e.index!==null){const o=e.attributes.position,a=e.index;let c=e.groups;c.length===0&&(c=[{start:0,count:a.count,materialIndex:0}]);for(let l=0,h=c.length;l<h;++l){const u=c[l],d=u.start,f=u.count;for(let m=d,_=d+f;m<_;m+=3)for(let g=0;g<3;g++){const p=a.getX(m+g),y=a.getX(m+(g+1)%3);n.fromBufferAttribute(o,p),s.fromBufferAttribute(o,y),Bl(n,s,i)===!0&&(t.push(n.x,n.y,n.z),t.push(s.x,s.y,s.z))}}}else{const o=e.attributes.position;for(let a=0,c=o.count/3;a<c;a++)for(let l=0;l<3;l++){const h=3*a+l,u=3*a+(l+1)%3;n.fromBufferAttribute(o,h),s.fromBufferAttribute(o,u),Bl(n,s,i)===!0&&(t.push(n.x,n.y,n.z),t.push(s.x,s.y,s.z))}}this.setAttribute("position",new ye(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Bl(r,e,t){const i=`${r.x},${r.y},${r.z}-${e.x},${e.y},${e.z}`,n=`${e.x},${e.y},${e.z}-${r.x},${r.y},${r.z}`;return t.has(i)===!0||t.has(n)===!0?!1:(t.add(i),t.add(n),!0)}var Fl=Object.freeze({__proto__:null,BoxGeometry:Kn,CapsuleGeometry:Ta,CircleGeometry:Aa,ConeGeometry:wa,CylinderGeometry:Rs,DodecahedronGeometry:Ra,EdgesGeometry:iv,ExtrudeGeometry:Ca,IcosahedronGeometry:Pa,LatheGeometry:Qr,OctahedronGeometry:eo,PlaneGeometry:$r,PolyhedronGeometry:dn,RingGeometry:La,ShapeGeometry:Ia,SphereGeometry:to,TetrahedronGeometry:Ua,TorusGeometry:Da,TorusKnotGeometry:Na,TubeGeometry:Oa,WireframeGeometry:bv});class Ev extends Nt{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new me(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}}class Tv extends xi{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Xh extends Nt{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new me(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 me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,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.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}}class Av extends Xh{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 Z(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return ht(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 me(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 me(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new me(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=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 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.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}}class wv extends Nt{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new me(16777215),this.specular=new me(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Xr,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.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}}class Rv extends Nt{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new me(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(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}}class Cv extends Nt{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(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}}class Pv extends Nt{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new me(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Xr,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.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}}class Lv extends Nt{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new me(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=hn,this.normalScale=new Z(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}}class Iv extends kt{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 en(r,e,t){return!r||!t&&r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function qh(r){return ArrayBuffer.isView(r)&&!(r instanceof DataView)}function Yh(r){function e(n,s){return r[n]-r[s]}const t=r.length,i=new Array(t);for(let n=0;n!==t;++n)i[n]=n;return i.sort(e),i}function oa(r,e,t){const i=r.length,n=new r.constructor(i);for(let s=0,o=0;o!==i;++s){const a=t[s]*e;for(let c=0;c!==e;++c)n[o++]=r[a+c]}return n}function Ba(r,e,t,i){let n=1,s=r[0];for(;s!==void 0&&s[i]===void 0;)s=r[n++];if(s===void 0)return;let o=s[i];if(o!==void 0)if(Array.isArray(o))do o=s[i],o!==void 0&&(e.push(s.time),t.push.apply(t,o)),s=r[n++];while(s!==void 0);else if(o.toArray!==void 0)do o=s[i],o!==void 0&&(e.push(s.time),o.toArray(t,t.length)),s=r[n++];while(s!==void 0);else do o=s[i],o!==void 0&&(e.push(s.time),t.push(o)),s=r[n++];while(s!==void 0)}function Uv(r,e,t,i,n=30){const s=r.clone();s.name=e;const o=[];for(let c=0;c<s.tracks.length;++c){const l=s.tracks[c],h=l.getValueSize(),u=[],d=[];for(let f=0;f<l.times.length;++f){const m=l.times[f]*n;if(!(m<t||m>=i)){u.push(l.times[f]);for(let _=0;_<h;++_)d.push(l.values[f*h+_])}}u.length!==0&&(l.times=en(u,l.times.constructor),l.values=en(d,l.values.constructor),o.push(l))}s.tracks=o;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 Dv(r,e=0,t=r,i=30){i<=0&&(i=30);const n=t.tracks.length,s=e/i;for(let o=0;o<n;++o){const a=t.tracks[o],c=a.ValueTypeName;if(c==="bool"||c==="string")continue;const l=r.tracks.find(function(p){return p.name===a.name&&p.ValueTypeName===c});if(l===void 0)continue;let h=0;const u=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(h=u/3);let d=0;const f=l.getValueSize();l.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(d=f/3);const m=a.times.length-1;let _;if(s<=a.times[0]){const p=h,y=u-h;_=a.values.slice(p,y)}else if(s>=a.times[m]){const p=m*u+h,y=p+u-h;_=a.values.slice(p,y)}else{const p=a.createInterpolant(),y=h,v=u-h;p.evaluate(s),_=p.resultBuffer.slice(y,v)}c==="quaternion"&&new Yt().fromArray(_).normalize().conjugate().toArray(_);const g=l.times.length;for(let p=0;p<g;++p){const y=p*f+d;if(c==="quaternion")Yt.multiplyQuaternionsFlat(l.values,y,_,0,l.values,y);else{const v=f-d*2;for(let x=0;x<v;++x)l.values[y+x]-=_[x]}}}return r.blendMode=ph,r}const yy={convertArray:en,isTypedArray:qh,getKeyframeOrder:Yh,sortedArray:oa,flattenJSON:Ba,subclip:Uv,makeClipAdditive:Dv};class io{constructor(e,t,i,n){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=n!==void 0?n:new t.constructor(i),this.sampleValues=t,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let i=this._cachedIndex,n=t[i],s=t[i-1];e:{t:{let o;i:{n:if(!(e<n)){for(let a=i+2;;){if(n===void 0){if(e<s)break n;return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===a)break;if(s=n,n=t[++i],e<n)break t}o=t.length;break i}if(!(e>=s)){const a=t[1];e<a&&(i=2,s=a);for(let c=i-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===c)break;if(n=s,s=t[--i-1],e>=s)break t}o=i,i=0;break i}break e}for(;i<o;){const a=i+o>>>1;e<t[a]?o=a:i=a+1}if(n=t[i],s=t[i-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===void 0)return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,s,n)}return this.interpolate_(i,s,e,n)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,i=this.sampleValues,n=this.valueSize,s=e*n;for(let o=0;o!==n;++o)t[o]=i[s+o];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Nv extends io{constructor(e,t,i,n){super(e,t,i,n),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:On,endingEnd:On}}intervalChanged_(e,t,i){const n=this.parameterPositions;let s=e-2,o=e+1,a=n[s],c=n[o];if(a===void 0)switch(this.getSettings_().endingStart){case Bn:s=e,a=2*t-i;break;case Ur:s=n.length-2,a=t+n[s]-n[s+1];break;default:s=e,a=i}if(c===void 0)switch(this.getSettings_().endingEnd){case Bn:o=e,c=2*i-t;break;case Ur:o=1,c=i+n[1]-n[0];break;default:o=e-1,c=t}const l=(i-t)*.5,h=this.valueSize;this._weightPrev=l/(t-a),this._weightNext=l/(c-i),this._offsetPrev=s*h,this._offsetNext=o*h}interpolate_(e,t,i,n){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,c=e*a,l=c-a,h=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,f=this._weightNext,m=(i-t)/(n-t),_=m*m,g=_*m,p=-d*g+2*d*_-d*m,y=(1+d)*g+(-1.5-2*d)*_+(-.5+d)*m+1,v=(-1-f)*g+(1.5+f)*_+.5*m,x=f*g-f*_;for(let C=0;C!==a;++C)s[C]=p*o[h+C]+y*o[l+C]+v*o[c+C]+x*o[u+C];return s}}class Zh extends io{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e,t,i,n){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,c=e*a,l=c-a,h=(i-t)/(n-t),u=1-h;for(let d=0;d!==a;++d)s[d]=o[l+d]*u+o[c+d]*h;return s}}class Ov extends io{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e){return this.copySampleValue_(e-1)}}class ai{constructor(e,t,i,n){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=en(t,this.TimeBufferType),this.values=en(i,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let i;if(t.toJSON!==this.toJSON)i=t.toJSON(e);else{i={name:e.name,times:en(e.times,Array),values:en(e.values,Array)};const n=e.getInterpolation();n!==e.DefaultInterpolation&&(i.interpolation=n)}return i.type=e.ValueTypeName,i}InterpolantFactoryMethodDiscrete(e){return new Ov(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Zh(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Nv(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Lr:t=this.InterpolantFactoryMethodDiscrete;break;case Ir:t=this.InterpolantFactoryMethodLinear;break;case fo:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const i="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(i);return console.warn("THREE.KeyframeTrack:",i),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Lr;case this.InterpolantFactoryMethodLinear:return Ir;case this.InterpolantFactoryMethodSmooth:return fo}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let i=0,n=t.length;i!==n;++i)t[i]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let i=0,n=t.length;i!==n;++i)t[i]*=e}return this}trim(e,t){const i=this.times,n=i.length;let s=0,o=n-1;for(;s!==n&&i[s]<e;)++s;for(;o!==-1&&i[o]>t;)--o;if(++o,s!==0||o!==n){s>=o&&(o=Math.max(o,1),s=o-1);const a=this.getValueSize();this.times=i.slice(s,o),this.values=this.values.slice(s*a,o*a)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const i=this.times,n=this.values,s=i.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let o=null;for(let a=0;a!==s;a++){const c=i[a];if(typeof c=="number"&&isNaN(c)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,a,c),e=!1;break}if(o!==null&&o>c){console.error("THREE.KeyframeTrack: Out of order keys.",this,a,c,o),e=!1;break}o=c}if(n!==void 0&&qh(n))for(let a=0,c=n.length;a!==c;++a){const l=n[a];if(isNaN(l)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,a,l),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===fo,s=e.length-1;let o=1;for(let a=1;a<s;++a){let c=!1;const l=e[a],h=e[a+1];if(l!==h&&(a!==1||l!==e[0]))if(n)c=!0;else{const u=a*i,d=u-i,f=u+i;for(let m=0;m!==i;++m){const _=t[u+m];if(_!==t[d+m]||_!==t[f+m]){c=!0;break}}}if(c){if(a!==o){e[o]=e[a];const u=a*i,d=o*i;for(let f=0;f!==i;++f)t[d+f]=t[u+f]}++o}}if(s>0){e[o]=e[s];for(let a=s*i,c=o*i,l=0;l!==i;++l)t[c+l]=t[a+l];++o}return o!==e.length?(this.times=e.slice(0,o),this.values=t.slice(0,o*i)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),i=this.constructor,n=new i(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}ai.prototype.TimeBufferType=Float32Array;ai.prototype.ValueBufferType=Float32Array;ai.prototype.DefaultInterpolation=Ir;class jn extends ai{}jn.prototype.ValueTypeName="bool";jn.prototype.ValueBufferType=Array;jn.prototype.DefaultInterpolation=Lr;jn.prototype.InterpolantFactoryMethodLinear=void 0;jn.prototype.InterpolantFactoryMethodSmooth=void 0;class Jh extends ai{}Jh.prototype.ValueTypeName="color";class Vr extends ai{}Vr.prototype.ValueTypeName="number";class Bv extends io{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e,t,i,n){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,c=(i-t)/(n-t);let l=e*a;for(let h=l+a;l!==h;l+=4)Yt.slerpFlat(s,0,o,l-a,o,l,c);return s}}class Cs extends ai{InterpolantFactoryMethodLinear(e){return new Bv(this.times,this.values,this.getValueSize(),e)}}Cs.prototype.ValueTypeName="quaternion";Cs.prototype.DefaultInterpolation=Ir;Cs.prototype.InterpolantFactoryMethodSmooth=void 0;class es extends ai{}es.prototype.ValueTypeName="string";es.prototype.ValueBufferType=Array;es.prototype.DefaultInterpolation=Lr;es.prototype.InterpolantFactoryMethodLinear=void 0;es.prototype.InterpolantFactoryMethodSmooth=void 0;class Hr extends ai{}Hr.prototype.ValueTypeName="vector";class Gr{constructor(e,t=-1,i,n=ha){this.name=e,this.tracks=i,this.duration=t,this.blendMode=n,this.uuid=qt(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],i=e.tracks,n=1/(e.fps||1);for(let o=0,a=i.length;o!==a;++o)t.push(zv(i[o]).scale(n));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const t=[],i=e.tracks,n={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,o=i.length;s!==o;++s)t.push(ai.toJSON(i[s]));return n}static CreateFromMorphTargetSequence(e,t,i,n){const s=t.length,o=[];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);const h=Yh(c);c=oa(c,1,h),l=oa(l,1,h),!n&&c[0]===0&&(c.push(s),l.push(l[0])),o.push(new Vr(".morphTargetInfluences["+t[a].name+"]",c,l).scale(1/i))}return new this(e,-1,o)}static findByName(e,t){let i=e;if(!Array.isArray(e)){const n=e;i=n.geometry&&n.geometry.animations||n.animations}for(let n=0;n<i.length;n++)if(i[n].name===t)return i[n];return null}static CreateClipsFromMorphTargetSequences(e,t,i){const n={},s=/^([\w-]*?)([\d]+)$/;for(let a=0,c=e.length;a<c;a++){const l=e[a],h=l.name.match(s);if(h&&h.length>1){const u=h[1];let d=n[u];d||(n[u]=d=[]),d.push(l)}}const o=[];for(const a in n)o.push(this.CreateFromMorphTargetSequence(a,n[a],t,i));return o}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(u,d,f,m,_){if(f.length!==0){const g=[],p=[];Ba(f,g,p,m),g.length!==0&&_.push(new u(d,g,p))}},n=[],s=e.name||"default",o=e.fps||30,a=e.blendMode;let c=e.length||-1;const l=e.hierarchy||[];for(let u=0;u<l.length;u++){const d=l[u].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const f={};let m;for(m=0;m<d.length;m++)if(d[m].morphTargets)for(let _=0;_<d[m].morphTargets.length;_++)f[d[m].morphTargets[_]]=-1;for(const _ in f){const g=[],p=[];for(let y=0;y!==d[m].morphTargets.length;++y){const v=d[m];g.push(v.time),p.push(v.morphTarget===_?1:0)}n.push(new Vr(".morphTargetInfluence["+_+"]",g,p))}c=f.length*o}else{const f=".bones["+t[u].name+"]";i(Hr,f+".position",d,"pos",n),i(Cs,f+".quaternion",d,"rot",n),i(Hr,f+".scale",d,"scl",n)}}return n.length===0?null:new this(s,c,n,a)}resetDuration(){const e=this.tracks;let t=0;for(let i=0,n=e.length;i!==n;++i){const s=this.tracks[i];t=Math.max(t,s.times[s.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function Fv(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Vr;case"vector":case"vector2":case"vector3":case"vector4":return Hr;case"color":return Jh;case"quaternion":return Cs;case"bool":case"boolean":return jn;case"string":return es}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function zv(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=Fv(r.type);if(r.times===void 0){const t=[],i=[];Ba(r.keys,t,i,"value"),r.times=t,r.values=i}return e.parse!==void 0?e.parse(r):new e(r.name,r.times,r.values,r.interpolation)}const Pi={enabled:!1,files:{},add:function(r,e){this.enabled!==!1&&(this.files[r]=e)},get:function(r){if(this.enabled!==!1)return this.files[r]},remove:function(r){delete this.files[r]},clear:function(){this.files={}}};class $h{constructor(e,t,i){const n=this;let s=!1,o=0,a=0,c;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i,this.itemStart=function(h){a++,s===!1&&n.onStart!==void 0&&n.onStart(h,o,a),s=!0},this.itemEnd=function(h){o++,n.onProgress!==void 0&&n.onProgress(h,o,a),o===a&&(s=!1,n.onLoad!==void 0&&n.onLoad())},this.itemError=function(h){n.onError!==void 0&&n.onError(h)},this.resolveURL=function(h){return c?c(h):h},this.setURLModifier=function(h){return c=h,this},this.addHandler=function(h,u){return l.push(h,u),this},this.removeHandler=function(h){const u=l.indexOf(h);return u!==-1&&l.splice(u,2),this},this.getHandler=function(h){for(let u=0,d=l.length;u<d;u+=2){const f=l[u],m=l[u+1];if(f.global&&(f.lastIndex=0),f.test(h))return m}return null}}}const kv=new $h;class Zt{constructor(e){this.manager=e!==void 0?e:kv,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise(function(n,s){i.load(e,n,t,s)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}Zt.DEFAULT_MATERIAL_NAME="__DEFAULT";const pi={};class Vv extends Error{constructor(e,t){super(e),this.response=t}}class Oi extends Zt{constructor(e){super(e)}load(e,t,i,n){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=Pi.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if(pi[e]!==void 0){pi[e].push({onLoad:t,onProgress:i,onError:n});return}pi[e]=[],pi[e].push({onLoad:t,onProgress:i,onError:n});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,c=this.responseType;fetch(o).then(l=>{if(l.status===200||l.status===0){if(l.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||l.body===void 0||l.body.getReader===void 0)return l;const h=pi[e],u=l.body.getReader(),d=l.headers.get("Content-Length")||l.headers.get("X-File-Size"),f=d?parseInt(d):0,m=f!==0;let _=0;const g=new ReadableStream({start(p){y();function y(){u.read().then(({done:v,value:x})=>{if(v)p.close();else{_+=x.byteLength;const C=new ProgressEvent("progress",{lengthComputable:m,loaded:_,total:f});for(let A=0,R=h.length;A<R;A++){const U=h[A];U.onProgress&&U.onProgress(C)}p.enqueue(x),y()}})}}});return new Response(g)}else throw new Vv(`fetch for "${l.url}" responded with ${l.status}: ${l.statusText}`,l)}).then(l=>{switch(c){case"arraybuffer":return l.arrayBuffer();case"blob":return l.blob();case"document":return l.text().then(h=>new DOMParser().parseFromString(h,a));case"json":return l.json();default:if(a===void 0)return l.text();{const u=/charset="?([^;"\s]*)"?/i.exec(a),d=u&&u[1]?u[1].toLowerCase():void 0,f=new TextDecoder(d);return l.arrayBuffer().then(m=>f.decode(m))}}}).then(l=>{Pi.add(e,l);const h=pi[e];delete pi[e];for(let u=0,d=h.length;u<d;u++){const f=h[u];f.onLoad&&f.onLoad(l)}}).catch(l=>{const h=pi[e];if(h===void 0)throw this.manager.itemError(e),l;delete pi[e];for(let u=0,d=h.length;u<d;u++){const f=h[u];f.onError&&f.onError(l)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class xy extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=new Oi(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(a){try{t(s.parse(JSON.parse(a)))}catch(c){n?n(c):console.error(c),s.manager.itemError(e)}},i,n)}parse(e){const t=[];for(let i=0;i<e.length;i++){const n=Gr.parse(e[i]);t.push(n)}return t}}class My extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=[],a=new Sa,c=new Oi(this.manager);c.setPath(this.path),c.setResponseType("arraybuffer"),c.setRequestHeader(this.requestHeader),c.setWithCredentials(s.withCredentials);let l=0;function h(u){c.load(e[u],function(d){const f=s.parse(d,!0);o[u]={width:f.width,height:f.height,format:f.format,mipmaps:f.mipmaps},l+=1,l===6&&(f.mipmapCount===1&&(a.minFilter=mt),a.image=o,a.format=f.format,a.needsUpdate=!0,t&&t(a))},i,n)}if(Array.isArray(e))for(let u=0,d=e.length;u<d;++u)h(u);else c.load(e,function(u){const d=s.parse(u,!0);if(d.isCubemap){const f=d.mipmaps.length/d.mipmapCount;for(let m=0;m<f;m++){o[m]={mipmaps:[]};for(let _=0;_<d.mipmapCount;_++)o[m].mipmaps.push(d.mipmaps[m*d.mipmapCount+_]),o[m].format=d.format,o[m].width=d.width,o[m].height=d.height}a.image=o}else a.image.width=d.width,a.image.height=d.height,a.mipmaps=d.mipmaps;d.mipmapCount===1&&(a.minFilter=mt),a.format=d.format,a.needsUpdate=!0,t&&t(a)},i,n);return a}}class Wr extends Zt{constructor(e){super(e)}load(e,t,i,n){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Pi.get(e);if(o!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o;const a=Ms("img");function c(){h(),Pi.add(e,this),t&&t(this),s.manager.itemEnd(e)}function l(u){h(),n&&n(u),s.manager.itemError(e),s.manager.itemEnd(e)}function h(){a.removeEventListener("load",c,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",c,!1),a.addEventListener("error",l,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(e),a.src=e,a}}class Sy extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=new Zr;s.colorSpace=St;const o=new Wr(this.manager);o.setCrossOrigin(this.crossOrigin),o.setPath(this.path);let a=0;function c(l){o.load(e[l],function(h){s.images[l]=h,a++,a===6&&(s.needsUpdate=!0,t&&t(s))},void 0,n)}for(let l=0;l<e.length;++l)c(l);return s}}class by extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=new Xn,a=new Oi(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(s.withCredentials),a.load(e,function(c){let l;try{l=s.parse(c)}catch(h){if(n!==void 0)n(h);else{console.error(h);return}}l.image!==void 0?o.image=l.image:l.data!==void 0&&(o.image.width=l.width,o.image.height=l.height,o.image.data=l.data),o.wrapS=l.wrapS!==void 0?l.wrapS:Ut,o.wrapT=l.wrapT!==void 0?l.wrapT:Ut,o.magFilter=l.magFilter!==void 0?l.magFilter:mt,o.minFilter=l.minFilter!==void 0?l.minFilter:mt,o.anisotropy=l.anisotropy!==void 0?l.anisotropy:1,l.colorSpace!==void 0?o.colorSpace=l.colorSpace:l.encoding!==void 0&&(o.encoding=l.encoding),l.flipY!==void 0&&(o.flipY=l.flipY),l.format!==void 0&&(o.format=l.format),l.type!==void 0&&(o.type=l.type),l.mipmaps!==void 0&&(o.mipmaps=l.mipmaps,o.minFilter=an),l.mipmapCount===1&&(o.minFilter=mt),l.generateMipmaps!==void 0&&(o.generateMipmaps=l.generateMipmaps),o.needsUpdate=!0,t&&t(o,l)},i,n),o}}class Ey extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=new gt,o=new Wr(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(e,function(a){s.image=a,s.needsUpdate=!0,t!==void 0&&t(s)},i,n),s}}class fn extends $e{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new me(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),t}}class Hv extends fn{constructor(e,t,i){super(e,i),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy($e.DEFAULT_UP),this.updateMatrix(),this.groundColor=new me(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const Yo=new Le,zl=new w,kl=new w;class Fa{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Z(512,512),this.map=null,this.mapPass=null,this.matrix=new Le,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Jr,this._frameExtents=new Z(1,1),this._viewportCount=1,this._viewports=[new je(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,i=this.matrix;zl.setFromMatrixPosition(e.matrixWorld),t.position.copy(zl),kl.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(kl),t.updateMatrixWorld(),Yo.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Yo),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(Yo)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Gv extends Fa{constructor(){super(new Rt(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,i=Zn*2*e.angle*this.focus,n=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(i!==t.fov||n!==t.aspect||s!==t.far)&&(t.fov=i,t.aspect=n,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Wv extends fn{constructor(e,t,i=0,n=Math.PI/3,s=0,o=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy($e.DEFAULT_UP),this.updateMatrix(),this.target=new $e,this.distance=i,this.angle=n,this.penumbra=s,this.decay=o,this.map=null,this.shadow=new Gv}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Vl=new Le,ds=new w,Zo=new w;class Xv extends Fa{constructor(){super(new Rt(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Z(4,2),this._viewportCount=6,this._viewports=[new je(2,1,1,1),new je(0,1,1,1),new je(3,1,1,1),new je(1,1,1,1),new je(3,0,1,1),new je(1,0,1,1)],this._cubeDirections=[new w(1,0,0),new w(-1,0,0),new w(0,0,1),new w(0,0,-1),new w(0,1,0),new w(0,-1,0)],this._cubeUps=[new w(0,1,0),new w(0,1,0),new w(0,1,0),new w(0,1,0),new w(0,0,1),new w(0,0,-1)]}updateMatrices(e,t=0){const i=this.camera,n=this.matrix,s=e.distance||i.far;s!==i.far&&(i.far=s,i.updateProjectionMatrix()),ds.setFromMatrixPosition(e.matrixWorld),i.position.copy(ds),Zo.copy(i.position),Zo.add(this._cubeDirections[t]),i.up.copy(this._cubeUps[t]),i.lookAt(Zo),i.updateMatrixWorld(),n.makeTranslation(-ds.x,-ds.y,-ds.z),Vl.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Vl)}}class qv extends fn{constructor(e,t,i=0,n=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new Xv}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class Yv extends Fa{constructor(){super(new ga(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Zv extends fn{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy($e.DEFAULT_UP),this.updateMatrix(),this.target=new $e,this.shadow=new Yv}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Jv extends fn{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class $v extends fn{constructor(e,t,i=10,n=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=i,this.height=n}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Kv{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new w)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const i=e.x,n=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.282095),t.addScaledVector(o[1],.488603*n),t.addScaledVector(o[2],.488603*s),t.addScaledVector(o[3],.488603*i),t.addScaledVector(o[4],1.092548*(i*n)),t.addScaledVector(o[5],1.092548*(n*s)),t.addScaledVector(o[6],.315392*(3*s*s-1)),t.addScaledVector(o[7],1.092548*(i*s)),t.addScaledVector(o[8],.546274*(i*i-n*n)),t}getIrradianceAt(e,t){const i=e.x,n=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.886227),t.addScaledVector(o[1],2*.511664*n),t.addScaledVector(o[2],2*.511664*s),t.addScaledVector(o[3],2*.511664*i),t.addScaledVector(o[4],2*.429043*i*n),t.addScaledVector(o[5],2*.429043*n*s),t.addScaledVector(o[6],.743125*s*s-.247708),t.addScaledVector(o[7],2*.429043*i*s),t.addScaledVector(o[8],.429043*(i*i-n*n)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(e.coefficients[i],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let i=0;i<9;i++)this.coefficients[i].lerp(e.coefficients[i],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){const i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(e,t+n*3);return this}toArray(e=[],t=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(e,t+n*3);return e}static getBasisAt(e,t){const i=e.x,n=e.y,s=e.z;t[0]=.282095,t[1]=.488603*n,t[2]=.488603*s,t[3]=.488603*i,t[4]=1.092548*i*n,t[5]=1.092548*n*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*i*s,t[8]=.546274*(i*i-n*n)}}class Qv extends fn{constructor(e=new Kv,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){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class za extends Zt{constructor(e){super(e),this.textures={}}load(e,t,i,n){const s=this,o=new Oi(s.manager);o.setPath(s.path),o.setRequestHeader(s.requestHeader),o.setWithCredentials(s.withCredentials),o.load(e,function(a){try{t(s.parse(JSON.parse(a)))}catch(c){n?n(c):console.error(c),s.manager.itemError(e)}},i,n)}parse(e){const t=this.textures;function i(s){return t[s]===void 0&&console.warn("THREE.MaterialLoader: Undefined texture",s),t[s]}const n=za.createMaterialFromType(e.type);if(e.uuid!==void 0&&(n.uuid=e.uuid),e.name!==void 0&&(n.name=e.name),e.color!==void 0&&n.color!==void 0&&n.color.setHex(e.color),e.roughness!==void 0&&(n.roughness=e.roughness),e.metalness!==void 0&&(n.metalness=e.metalness),e.sheen!==void 0&&(n.sheen=e.sheen),e.sheenColor!==void 0&&(n.sheenColor=new me().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(n.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&n.emissive!==void 0&&n.emissive.setHex(e.emissive),e.specular!==void 0&&n.specular!==void 0&&n.specular.setHex(e.specular),e.specularIntensity!==void 0&&(n.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&n.specularColor!==void 0&&n.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(n.shininess=e.shininess),e.clearcoat!==void 0&&(n.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=e.clearcoatRoughness),e.iridescence!==void 0&&(n.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(n.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(n.transmission=e.transmission),e.thickness!==void 0&&(n.thickness=e.thickness),e.attenuationDistance!==void 0&&(n.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&n.attenuationColor!==void 0&&n.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(n.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(n.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(n.fog=e.fog),e.flatShading!==void 0&&(n.flatShading=e.flatShading),e.blending!==void 0&&(n.blending=e.blending),e.combine!==void 0&&(n.combine=e.combine),e.side!==void 0&&(n.side=e.side),e.shadowSide!==void 0&&(n.shadowSide=e.shadowSide),e.opacity!==void 0&&(n.opacity=e.opacity),e.transparent!==void 0&&(n.transparent=e.transparent),e.alphaTest!==void 0&&(n.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(n.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(n.depthFunc=e.depthFunc),e.depthTest!==void 0&&(n.depthTest=e.depthTest),e.depthWrite!==void 0&&(n.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(n.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(n.blendSrc=e.blendSrc),e.blendDst!==void 0&&(n.blendDst=e.blendDst),e.blendEquation!==void 0&&(n.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(n.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(n.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(n.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&n.blendColor!==void 0&&n.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(n.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(n.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(n.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(n.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(n.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(n.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(n.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(n.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(n.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(n.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(n.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(n.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(n.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(n.rotation=e.rotation),e.linewidth!==void 0&&(n.linewidth=e.linewidth),e.dashSize!==void 0&&(n.dashSize=e.dashSize),e.gapSize!==void 0&&(n.gapSize=e.gapSize),e.scale!==void 0&&(n.scale=e.scale),e.polygonOffset!==void 0&&(n.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(n.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(n.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(n.dithering=e.dithering),e.alphaToCoverage!==void 0&&(n.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(n.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(n.forceSinglePass=e.forceSinglePass),e.visible!==void 0&&(n.visible=e.visible),e.toneMapped!==void 0&&(n.toneMapped=e.toneMapped),e.userData!==void 0&&(n.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?n.vertexColors=e.vertexColors>0:n.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const s in e.uniforms){const o=e.uniforms[s];switch(n.uniforms[s]={},o.type){case"t":n.uniforms[s].value=i(o.value);break;case"c":n.uniforms[s].value=new me().setHex(o.value);break;case"v2":n.uniforms[s].value=new Z().fromArray(o.value);break;case"v3":n.uniforms[s].value=new w().fromArray(o.value);break;case"v4":n.uniforms[s].value=new je().fromArray(o.value);break;case"m3":n.uniforms[s].value=new Ge().fromArray(o.value);break;case"m4":n.uniforms[s].value=new Le().fromArray(o.value);break;default:n.uniforms[s].value=o.value}}if(e.defines!==void 0&&(n.defines=e.defines),e.vertexShader!==void 0&&(n.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(n.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(n.glslVersion=e.glslVersion),e.extensions!==void 0)for(const s in e.extensions)n.extensions[s]=e.extensions[s];if(e.lights!==void 0&&(n.lights=e.lights),e.clipping!==void 0&&(n.clipping=e.clipping),e.size!==void 0&&(n.size=e.size),e.sizeAttenuation!==void 0&&(n.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(n.map=i(e.map)),e.matcap!==void 0&&(n.matcap=i(e.matcap)),e.alphaMap!==void 0&&(n.alphaMap=i(e.alphaMap)),e.bumpMap!==void 0&&(n.bumpMap=i(e.bumpMap)),e.bumpScale!==void 0&&(n.bumpScale=e.bumpScale),e.normalMap!==void 0&&(n.normalMap=i(e.normalMap)),e.normalMapType!==void 0&&(n.normalMapType=e.normalMapType),e.normalScale!==void 0){let s=e.normalScale;Array.isArray(s)===!1&&(s=[s,s]),n.normalScale=new Z().fromArray(s)}return e.displacementMap!==void 0&&(n.displacementMap=i(e.displacementMap)),e.displacementScale!==void 0&&(n.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(n.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(n.roughnessMap=i(e.roughnessMap)),e.metalnessMap!==void 0&&(n.metalnessMap=i(e.metalnessMap)),e.emissiveMap!==void 0&&(n.emissiveMap=i(e.emissiveMap)),e.emissiveIntensity!==void 0&&(n.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(n.specularMap=i(e.specularMap)),e.specularIntensityMap!==void 0&&(n.specularIntensityMap=i(e.specularIntensityMap)),e.specularColorMap!==void 0&&(n.specularColorMap=i(e.specularColorMap)),e.envMap!==void 0&&(n.envMap=i(e.envMap)),e.envMapIntensity!==void 0&&(n.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(n.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(n.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(n.lightMap=i(e.lightMap)),e.lightMapIntensity!==void 0&&(n.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(n.aoMap=i(e.aoMap)),e.aoMapIntensity!==void 0&&(n.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(n.gradientMap=i(e.gradientMap)),e.clearcoatMap!==void 0&&(n.clearcoatMap=i(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(n.clearcoatRoughnessMap=i(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(n.clearcoatNormalMap=i(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(n.clearcoatNormalScale=new Z().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(n.iridescenceMap=i(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(n.iridescenceThicknessMap=i(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(n.transmissionMap=i(e.transmissionMap)),e.thicknessMap!==void 0&&(n.thicknessMap=i(e.thicknessMap)),e.anisotropyMap!==void 0&&(n.anisotropyMap=i(e.anisotropyMap)),e.sheenColorMap!==void 0&&(n.sheenColorMap=i(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(n.sheenRoughnessMap=i(e.sheenRoughnessMap)),n}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){const t={ShadowMaterial:Ev,SpriteMaterial:Uh,RawShaderMaterial:Tv,ShaderMaterial:xi,PointsMaterial:Oh,MeshPhysicalMaterial:Av,MeshStandardMaterial:Xh,MeshPhongMaterial:wv,MeshToonMaterial:Rv,MeshNormalMaterial:Cv,MeshLambertMaterial:Pv,MeshDepthMaterial:Lh,MeshDistanceMaterial:Ih,MeshBasicMaterial:un,MeshMatcapMaterial:Lv,LineDashedMaterial:Iv,LineBasicMaterial:kt,Material:Nt};return new t[e]}}class Hl{static decodeText(e){if(typeof TextDecoder<"u")return new TextDecoder().decode(e);let t="";for(let i=0,n=e.length;i<n;i++)t+=String.fromCharCode(e[i]);try{return decodeURIComponent(escape(t))}catch{return t}}static extractUrlBase(e){const 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)}}class jv extends We{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class e0 extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=new Oi(s.manager);o.setPath(s.path),o.setRequestHeader(s.requestHeader),o.setWithCredentials(s.withCredentials),o.load(e,function(a){try{t(s.parse(JSON.parse(a)))}catch(c){n?n(c):console.error(c),s.manager.itemError(e)}},i,n)}parse(e){const t={},i={};function n(f,m){if(t[m]!==void 0)return t[m];const g=f.interleavedBuffers[m],p=s(f,g.buffer),y=Fn(g.type,p),v=new xa(y,g.stride);return v.uuid=g.uuid,t[m]=v,v}function s(f,m){if(i[m]!==void 0)return i[m];const g=f.arrayBuffers[m],p=new Uint32Array(g).buffer;return i[m]=p,p}const o=e.isInstancedBufferGeometry?new jv:new We,a=e.data.index;if(a!==void 0){const f=Fn(a.type,a.array);o.setIndex(new et(f,1))}const c=e.data.attributes;for(const f in c){const m=c[f];let _;if(m.isInterleavedBufferAttribute){const g=n(e.data,m.data);_=new $n(g,m.itemSize,m.offset,m.normalized)}else{const g=Fn(m.type,m.array),p=m.isInstancedBufferAttribute?Ss:et;_=new p(g,m.itemSize,m.normalized)}m.name!==void 0&&(_.name=m.name),m.usage!==void 0&&_.setUsage(m.usage),o.setAttribute(f,_)}const l=e.data.morphAttributes;if(l)for(const f in l){const m=l[f],_=[];for(let g=0,p=m.length;g<p;g++){const y=m[g];let v;if(y.isInterleavedBufferAttribute){const x=n(e.data,y.data);v=new $n(x,y.itemSize,y.offset,y.normalized)}else{const x=Fn(y.type,y.array);v=new et(x,y.itemSize,y.normalized)}y.name!==void 0&&(v.name=y.name),_.push(v)}o.morphAttributes[f]=_}e.data.morphTargetsRelative&&(o.morphTargetsRelative=!0);const u=e.data.groups||e.data.drawcalls||e.data.offsets;if(u!==void 0)for(let f=0,m=u.length;f!==m;++f){const _=u[f];o.addGroup(_.start,_.count,_.materialIndex)}const d=e.data.boundingSphere;if(d!==void 0){const f=new w;d.center!==void 0&&f.fromArray(d.center),o.boundingSphere=new Dt(f,d.radius)}return e.name&&(o.name=e.name),e.userData&&(o.userData=e.userData),o}}class Ty extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=this.path===""?Hl.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||o;const a=new Oi(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(u){n!==void 0&&n(u),console.error("THREE:ObjectLoader: Can't parse "+e+".",u.message);return}const h=l.metadata;if(h===void 0||h.type===void 0||h.type.toLowerCase()==="geometry"){n!==void 0&&n(new Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}s.parse(l,t)},i,n)}async loadAsync(e,t){const i=this,n=this.path===""?Hl.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const s=new Oi(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials);const o=await s.loadAsync(e,t),a=JSON.parse(o),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 i.parseAsync(a)}parse(e,t){const i=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),s=this.parseGeometries(e.geometries,n),o=this.parseImages(e.images,function(){t!==void 0&&t(l)}),a=this.parseTextures(e.textures,o),c=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,s,c,a,i),h=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,h),t!==void 0){let u=!1;for(const d in o)if(o[d].data instanceof HTMLImageElement){u=!0;break}u===!1&&t(l)}return l}async parseAsync(e){const t=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),n=this.parseGeometries(e.geometries,i),s=await this.parseImagesAsync(e.images),o=this.parseTextures(e.textures,s),a=this.parseMaterials(e.materials,o),c=this.parseObject(e.object,n,a,o,t),l=this.parseSkeletons(e.skeletons,c);return this.bindSkeletons(c,l),c}parseShapes(e){const t={};if(e!==void 0)for(let i=0,n=e.length;i<n;i++){const s=new qn().fromJSON(e[i]);t[s.uuid]=s}return t}parseSkeletons(e,t){const i={},n={};if(t.traverse(function(s){s.isBone&&(n[s.uuid]=s)}),e!==void 0)for(let s=0,o=e.length;s<o;s++){const a=new Ma().fromJSON(e[s],n);i[a.uuid]=a}return i}parseGeometries(e,t){const i={};if(e!==void 0){const n=new e0;for(let s=0,o=e.length;s<o;s++){let a;const c=e[s];switch(c.type){case"BufferGeometry":case"InstancedBufferGeometry":a=n.parse(c);break;default:c.type in Fl?a=Fl[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),i[c.uuid]=a}}return i}parseMaterials(e,t){const i={},n={};if(e!==void 0){const s=new za;s.setTextures(t);for(let o=0,a=e.length;o<a;o++){const c=e[o];i[c.uuid]===void 0&&(i[c.uuid]=s.parse(c)),n[c.uuid]=i[c.uuid]}}return n}parseAnimations(e){const t={};if(e!==void 0)for(let i=0;i<e.length;i++){const n=e[i],s=Gr.parse(n);t[s.uuid]=s}return t}parseImages(e,t){const i=this,n={};let s;function o(c){return i.manager.itemStart(c),s.load(c,function(){i.manager.itemEnd(c)},void 0,function(){i.manager.itemError(c),i.manager.itemEnd(c)})}function a(c){if(typeof c=="string"){const l=c,h=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(l)?l:i.resourcePath+l;return o(h)}else return c.data?{data:Fn(c.type,c.data),width:c.width,height:c.height}:null}if(e!==void 0&&e.length>0){const c=new $h(t);s=new Wr(c),s.setCrossOrigin(this.crossOrigin);for(let l=0,h=e.length;l<h;l++){const u=e[l],d=u.url;if(Array.isArray(d)){const f=[];for(let m=0,_=d.length;m<_;m++){const g=d[m],p=a(g);p!==null&&(p instanceof HTMLImageElement?f.push(p):f.push(new Xn(p.data,p.width,p.height)))}n[u.uuid]=new zn(f)}else{const f=a(u.url);n[u.uuid]=new zn(f)}}}return n}async parseImagesAsync(e){const t=this,i={};let n;async function s(o){if(typeof o=="string"){const a=o,c=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(a)?a:t.resourcePath+a;return await n.loadAsync(c)}else return o.data?{data:Fn(o.type,o.data),width:o.width,height:o.height}:null}if(e!==void 0&&e.length>0){n=new Wr(this.manager),n.setCrossOrigin(this.crossOrigin);for(let o=0,a=e.length;o<a;o++){const c=e[o],l=c.url;if(Array.isArray(l)){const h=[];for(let u=0,d=l.length;u<d;u++){const f=l[u],m=await s(f);m!==null&&(m instanceof HTMLImageElement?h.push(m):h.push(new Xn(m.data,m.width,m.height)))}i[c.uuid]=new zn(h)}else{const h=await s(c.url);i[c.uuid]=new zn(h)}}}return i}parseTextures(e,t){function i(s,o){return typeof s=="number"?s:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",s),o[s])}const n={};if(e!==void 0)for(let s=0,o=e.length;s<o;s++){const 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);const c=t[a.image],l=c.data;let h;Array.isArray(l)?(h=new Zr,l.length===6&&(h.needsUpdate=!0)):(l&&l.data?h=new Xn:h=new gt,l&&(h.needsUpdate=!0)),h.source=c,h.uuid=a.uuid,a.name!==void 0&&(h.name=a.name),a.mapping!==void 0&&(h.mapping=i(a.mapping,t0)),a.channel!==void 0&&(h.channel=a.channel),a.offset!==void 0&&h.offset.fromArray(a.offset),a.repeat!==void 0&&h.repeat.fromArray(a.repeat),a.center!==void 0&&h.center.fromArray(a.center),a.rotation!==void 0&&(h.rotation=a.rotation),a.wrap!==void 0&&(h.wrapS=i(a.wrap[0],Gl),h.wrapT=i(a.wrap[1],Gl)),a.format!==void 0&&(h.format=a.format),a.internalFormat!==void 0&&(h.internalFormat=a.internalFormat),a.type!==void 0&&(h.type=a.type),a.colorSpace!==void 0&&(h.colorSpace=a.colorSpace),a.encoding!==void 0&&(h.encoding=a.encoding),a.minFilter!==void 0&&(h.minFilter=i(a.minFilter,Wl)),a.magFilter!==void 0&&(h.magFilter=i(a.magFilter,Wl)),a.anisotropy!==void 0&&(h.anisotropy=a.anisotropy),a.flipY!==void 0&&(h.flipY=a.flipY),a.generateMipmaps!==void 0&&(h.generateMipmaps=a.generateMipmaps),a.premultiplyAlpha!==void 0&&(h.premultiplyAlpha=a.premultiplyAlpha),a.unpackAlignment!==void 0&&(h.unpackAlignment=a.unpackAlignment),a.compareFunction!==void 0&&(h.compareFunction=a.compareFunction),a.userData!==void 0&&(h.userData=a.userData),n[a.uuid]=h}return n}parseObject(e,t,i,n,s){let o;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)){const f=[];for(let m=0,_=d.length;m<_;m++){const g=d[m];i[g]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",g),f.push(i[g])}return f}return i[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",d),i[d]}}function l(d){return n[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined texture",d),n[d]}let h,u;switch(e.type){case"Scene":o=new R_,e.background!==void 0&&(Number.isInteger(e.background)?o.background=new me(e.background):o.background=l(e.background)),e.environment!==void 0&&(o.environment=l(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?o.fog=new ya(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(o.fog=new va(e.fog.color,e.fog.density)),e.fog.name!==""&&(o.fog.name=e.fog.name)),e.backgroundBlurriness!==void 0&&(o.backgroundBlurriness=e.backgroundBlurriness),e.backgroundIntensity!==void 0&&(o.backgroundIntensity=e.backgroundIntensity);break;case"PerspectiveCamera":o=new Rt(e.fov,e.aspect,e.near,e.far),e.focus!==void 0&&(o.focus=e.focus),e.zoom!==void 0&&(o.zoom=e.zoom),e.filmGauge!==void 0&&(o.filmGauge=e.filmGauge),e.filmOffset!==void 0&&(o.filmOffset=e.filmOffset),e.view!==void 0&&(o.view=Object.assign({},e.view));break;case"OrthographicCamera":o=new ga(e.left,e.right,e.top,e.bottom,e.near,e.far),e.zoom!==void 0&&(o.zoom=e.zoom),e.view!==void 0&&(o.view=Object.assign({},e.view));break;case"AmbientLight":o=new Jv(e.color,e.intensity);break;case"DirectionalLight":o=new Zv(e.color,e.intensity);break;case"PointLight":o=new qv(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":o=new $v(e.color,e.intensity,e.width,e.height);break;case"SpotLight":o=new Wv(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":o=new Hv(e.color,e.groundColor,e.intensity);break;case"LightProbe":o=new Qv().fromJSON(e);break;case"SkinnedMesh":h=a(e.geometry),u=c(e.material),o=new I_(h,u),e.bindMode!==void 0&&(o.bindMode=e.bindMode),e.bindMatrix!==void 0&&o.bindMatrix.fromArray(e.bindMatrix),e.skeleton!==void 0&&(o.skeleton=e.skeleton);break;case"Mesh":h=a(e.geometry),u=c(e.material),o=new bt(h,u);break;case"InstancedMesh":h=a(e.geometry),u=c(e.material);const d=e.count,f=e.instanceMatrix,m=e.instanceColor;o=new N_(h,u,d),o.instanceMatrix=new Ss(new Float32Array(f.array),16),m!==void 0&&(o.instanceColor=new Ss(new Float32Array(m.array),m.itemSize));break;case"BatchedMesh":h=a(e.geometry),u=c(e.material),o=new V_(e.maxGeometryCount,e.maxVertexCount,e.maxIndexCount,u),o.geometry=h,o.perObjectFrustumCulled=e.perObjectFrustumCulled,o.sortObjects=e.sortObjects,o._drawRanges=e.drawRanges,o._reservedRanges=e.reservedRanges,o._visibility=e.visibility,o._active=e.active,o._bounds=e.bounds.map(_=>{const g=new zt;g.min.fromArray(_.boxMin),g.max.fromArray(_.boxMax);const p=new Dt;return p.radius=_.sphereRadius,p.center.fromArray(_.sphereCenter),{boxInitialized:_.boxInitialized,box:g,sphereInitialized:_.sphereInitialized,sphere:p}}),o._maxGeometryCount=e.maxGeometryCount,o._maxVertexCount=e.maxVertexCount,o._maxIndexCount=e.maxIndexCount,o._geometryInitialized=e.geometryInitialized,o._geometryCount=e.geometryCount,o._matricesTexture=l(e.matricesTexture.uuid);break;case"LOD":o=new P_;break;case"Line":o=new cn(a(e.geometry),c(e.material));break;case"LineLoop":o=new H_(a(e.geometry),c(e.material));break;case"LineSegments":o=new Mi(a(e.geometry),c(e.material));break;case"PointCloud":case"Points":o=new G_(a(e.geometry),c(e.material));break;case"Sprite":o=new C_(c(e.material));break;case"Group":o=new ps;break;case"Bone":o=new Nh;break;default:o=new $e}if(o.uuid=e.uuid,e.name!==void 0&&(o.name=e.name),e.matrix!==void 0?(o.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(o.matrixAutoUpdate=e.matrixAutoUpdate),o.matrixAutoUpdate&&o.matrix.decompose(o.position,o.quaternion,o.scale)):(e.position!==void 0&&o.position.fromArray(e.position),e.rotation!==void 0&&o.rotation.fromArray(e.rotation),e.quaternion!==void 0&&o.quaternion.fromArray(e.quaternion),e.scale!==void 0&&o.scale.fromArray(e.scale)),e.up!==void 0&&o.up.fromArray(e.up),e.castShadow!==void 0&&(o.castShadow=e.castShadow),e.receiveShadow!==void 0&&(o.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.bias!==void 0&&(o.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(o.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(o.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&o.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(o.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(o.visible=e.visible),e.frustumCulled!==void 0&&(o.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(o.renderOrder=e.renderOrder),e.userData!==void 0&&(o.userData=e.userData),e.layers!==void 0&&(o.layers.mask=e.layers),e.children!==void 0){const d=e.children;for(let f=0;f<d.length;f++)o.add(this.parseObject(d[f],t,i,n,s))}if(e.animations!==void 0){const d=e.animations;for(let f=0;f<d.length;f++){const m=d[f];o.animations.push(s[m])}}if(e.type==="LOD"){e.autoUpdate!==void 0&&(o.autoUpdate=e.autoUpdate);const d=e.levels;for(let f=0;f<d.length;f++){const m=d[f],_=o.getObjectByProperty("uuid",m.object);_!==void 0&&o.addLevel(_,m.distance,m.hysteresis)}}return o}bindSkeletons(e,t){Object.keys(t).length!==0&&e.traverse(function(i){if(i.isSkinnedMesh===!0&&i.skeleton!==void 0){const n=t[i.skeleton];n===void 0?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",i.skeleton):i.bind(n,i.bindMatrix)}})}}const t0={UVMapping:ca,CubeReflectionMapping:Ni,CubeRefractionMapping:on,EquirectangularReflectionMapping:wr,EquirectangularRefractionMapping:Rr,CubeUVReflectionMapping:As},Gl={RepeatWrapping:Cr,ClampToEdgeWrapping:Ut,MirroredRepeatWrapping:Pr},Wl={NearestFilter:pt,NearestMipmapNearestFilter:jo,NearestMipmapLinearFilter:Er,LinearFilter:mt,LinearMipmapNearestFilter:oh,LinearMipmapLinearFilter:an};class Ay extends Zt{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,i,n){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Pi.get(e);if(o!==void 0){if(s.manager.itemStart(e),o.then){o.then(l=>{t&&t(l),s.manager.itemEnd(e)}).catch(l=>{n&&n(l)});return}return setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o}const a={};a.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",a.headers=this.requestHeader;const 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 Pi.add(e,l),t&&t(l),s.manager.itemEnd(e),l}).catch(function(l){n&&n(l),Pi.remove(e),s.manager.itemError(e),s.manager.itemEnd(e)});Pi.add(e,c),s.manager.itemStart(e)}}let _r;class Kh{static getContext(){return _r===void 0&&(_r=new(window.AudioContext||window.webkitAudioContext)),_r}static setContext(e){_r=e}}class wy extends Zt{constructor(e){super(e)}load(e,t,i,n){const s=this,o=new Oi(this.manager);o.setResponseType("arraybuffer"),o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(c){try{const l=c.slice(0);Kh.getContext().decodeAudioData(l,function(u){t(u)}).catch(a)}catch(l){a(l)}},i,n);function a(c){n?n(c):console.error(c),s.manager.itemError(e)}}}const Xl=new Le,ql=new Le,Xi=new Le;class Ry{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Rt,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Rt,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){const 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,Xi.copy(e.projectionMatrix);const n=t.eyeSep/2,s=n*t.near/t.focus,o=t.near*Math.tan(rn*t.fov*.5)/t.zoom;let a,c;ql.elements[12]=-n,Xl.elements[12]=n,a=-o*t.aspect+s,c=o*t.aspect+s,Xi.elements[0]=2*t.near/(c-a),Xi.elements[8]=(c+a)/(c-a),this.cameraL.projectionMatrix.copy(Xi),a=-o*t.aspect-s,c=o*t.aspect-s,Xi.elements[0]=2*t.near/(c-a),Xi.elements[8]=(c+a)/(c-a),this.cameraR.projectionMatrix.copy(Xi)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(ql),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(Xl)}}class i0{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=Yl(),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){const t=Yl();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function Yl(){return(typeof performance>"u"?Date:performance).now()}const qi=new w,Zl=new Yt,n0=new w,Yi=new w;class Cy extends $e{constructor(){super(),this.type="AudioListener",this.context=Kh.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new i0}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);const t=this.context.listener,i=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(qi,Zl,n0),Yi.set(0,0,-1).applyQuaternion(Zl),t.positionX){const n=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(qi.x,n),t.positionY.linearRampToValueAtTime(qi.y,n),t.positionZ.linearRampToValueAtTime(qi.z,n),t.forwardX.linearRampToValueAtTime(Yi.x,n),t.forwardY.linearRampToValueAtTime(Yi.y,n),t.forwardZ.linearRampToValueAtTime(Yi.z,n),t.upX.linearRampToValueAtTime(i.x,n),t.upY.linearRampToValueAtTime(i.y,n),t.upZ.linearRampToValueAtTime(i.z,n)}else t.setPosition(qi.x,qi.y,qi.z),t.setOrientation(Yi.x,Yi.y,Yi.z,i.x,i.y,i.z)}}class s0 extends $e{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;const 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(){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.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){if(this.detune=e,this.source.detune!==void 0)return this.isPlaying===!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}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}}const Zi=new w,Jl=new Yt,r0=new w,Ji=new w;class Py extends s0{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}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,i){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=i,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(Zi,Jl,r0),Ji.set(0,0,1).applyQuaternion(Jl);const t=this.panner;if(t.positionX){const i=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Zi.x,i),t.positionY.linearRampToValueAtTime(Zi.y,i),t.positionZ.linearRampToValueAtTime(Zi.z,i),t.orientationX.linearRampToValueAtTime(Ji.x,i),t.orientationY.linearRampToValueAtTime(Ji.y,i),t.orientationZ.linearRampToValueAtTime(Ji.z,i)}else t.setPosition(Zi.x,Zi.y,Zi.z),t.setOrientation(Ji.x,Ji.y,Ji.z)}}class Ly{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;const t=this.getFrequencyData();for(let i=0;i<t.length;i++)e+=t[i];return e/t.length}}class o0{constructor(e,t,i){this.binding=e,this.valueSize=i;let n,s,o;switch(t){case"quaternion":n=this._slerp,s=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(i*6),this._workIndex=5;break;case"string":case"bool":n=this._select,s=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(i*5);break;default:n=this._lerp,s=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(i*5)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=s,this._setIdentity=o,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const i=this.buffer,n=this.valueSize,s=e*n+n;let o=this.cumulativeWeight;if(o===0){for(let a=0;a!==n;++a)i[s+a]=i[a];o=t}else{o+=t;const a=t/o;this._mixBufferRegion(i,s,0,a,n)}this.cumulativeWeight=o}accumulateAdditive(e){const t=this.buffer,i=this.valueSize,n=i*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,n,0,e,i),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,i=this.buffer,n=e*t+t,s=this.cumulativeWeight,o=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const c=t*this._origIndex;this._mixBufferRegion(i,n,c,1-s,t)}o>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*t,1,t);for(let c=t,l=t+t;c!==l;++c)if(i[c]!==i[c+t]){a.setValue(i,n);break}}saveOriginalState(){const e=this.binding,t=this.buffer,i=this.valueSize,n=i*this._origIndex;e.getValue(t,n);for(let s=i,o=n;s!==o;++s)t[s]=t[n+s%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let i=e;i<t;i++)this.buffer[i]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let i=0;i<this.valueSize;i++)this.buffer[t+i]=this.buffer[e+i]}_select(e,t,i,n,s){if(n>=.5)for(let o=0;o!==s;++o)e[t+o]=e[i+o]}_slerp(e,t,i,n){Yt.slerpFlat(e,t,e,t,e,i,n)}_slerpAdditive(e,t,i,n,s){const o=this._workIndex*s;Yt.multiplyQuaternionsFlat(e,o,e,t,e,i),Yt.slerpFlat(e,t,e,t,e,o,n)}_lerp(e,t,i,n,s){const o=1-n;for(let a=0;a!==s;++a){const c=t+a;e[c]=e[c]*o+e[i+a]*n}}_lerpAdditive(e,t,i,n,s){for(let o=0;o!==s;++o){const a=t+o;e[a]=e[a]+e[i+o]*n}}}const ka="\\[\\]\\.:\\/",a0=new RegExp("["+ka+"]","g"),Va="[^"+ka+"]",c0="[^"+ka.replace("\\.","")+"]",l0=/((?:WC+[\/:])*)/.source.replace("WC",Va),h0=/(WCOD+)?/.source.replace("WCOD",c0),u0=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Va),d0=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Va),f0=new RegExp("^"+l0+h0+u0+d0+"$"),p0=["material","materials","bones","map"];class m0{constructor(e,t,i){const n=i||Ze.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,n)}getValue(e,t){this.bind();const i=this._targetGroup.nCachedObjects_,n=this._bindings[i];n!==void 0&&n.getValue(e,t)}setValue(e,t){const i=this._bindings;for(let n=this._targetGroup.nCachedObjects_,s=i.length;n!==s;++n)i[n].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].unbind()}}class Ze{constructor(e,t,i){this.path=t,this.parsedPath=i||Ze.parseTrackName(t),this.node=Ze.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,i){return e&&e.isAnimationObjectGroup?new Ze.Composite(e,t,i):new Ze(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(a0,"")}static parseTrackName(e){const t=f0.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const i={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(n!==void 0&&n!==-1){const s=i.nodeName.substring(n+1);p0.indexOf(s)!==-1&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=s)}if(i.propertyName===null||i.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return i}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const i=e.skeleton.getBoneByName(t);if(i!==void 0)return i}if(e.children){const i=function(s){for(let o=0;o<s.length;o++){const a=s[o];if(a.name===t||a.uuid===t)return a;const c=i(a.children);if(c)return c}return null},n=i(e.children);if(n)return n}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)e[t++]=i[n]}_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){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=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;const t=this.parsedPath,i=t.objectName,n=t.propertyName;let s=t.propertyIndex;if(e||(e=Ze.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(i){let l=t.objectIndex;switch(i){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 h=0;h<e.length;h++)if(e[h].name===l){l=h;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[i]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[i]}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]}}const o=e[n];if(o===void 0){const l=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+l+"."+n+" but it wasn't found.",e);return}let a=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?a=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(a=this.Versioning.MatrixWorldNeedsUpdate);let c=this.BindingType.Direct;if(s!==void 0){if(n==="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=o,this.propertyIndex=s}else o.fromArray!==void 0&&o.toArray!==void 0?(c=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(c=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=n;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}}Ze.Composite=m0;Ze.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};Ze.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};Ze.prototype.GetterByBindingType=[Ze.prototype._getValue_direct,Ze.prototype._getValue_array,Ze.prototype._getValue_arrayElement,Ze.prototype._getValue_toArray];Ze.prototype.SetterByBindingTypeAndVersioning=[[Ze.prototype._setValue_direct,Ze.prototype._setValue_direct_setNeedsUpdate,Ze.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Ze.prototype._setValue_array,Ze.prototype._setValue_array_setNeedsUpdate,Ze.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Ze.prototype._setValue_arrayElement,Ze.prototype._setValue_arrayElement_setNeedsUpdate,Ze.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Ze.prototype._setValue_fromArray,Ze.prototype._setValue_fromArray_setNeedsUpdate,Ze.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Iy{constructor(){this.isAnimationObjectGroup=!0,this.uuid=qt(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let i=0,n=arguments.length;i!==n;++i)e[arguments[i].uuid]=i;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const 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(){const e=this._objects,t=this._indicesByUUID,i=this._paths,n=this._parsedPaths,s=this._bindings,o=s.length;let a,c=e.length,l=this.nCachedObjects_;for(let h=0,u=arguments.length;h!==u;++h){const d=arguments[h],f=d.uuid;let m=t[f];if(m===void 0){m=c++,t[f]=m,e.push(d);for(let _=0,g=o;_!==g;++_)s[_].push(new Ze(d,i[_],n[_]))}else if(m<l){a=e[m];const _=--l,g=e[_];t[g.uuid]=m,e[m]=g,t[f]=_,e[_]=d;for(let p=0,y=o;p!==y;++p){const v=s[p],x=v[_];let C=v[m];v[m]=x,C===void 0&&(C=new Ze(d,i[p],n[p])),v[_]=C}}else e[m]!==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(){const e=this._objects,t=this._indicesByUUID,i=this._bindings,n=i.length;let s=this.nCachedObjects_;for(let o=0,a=arguments.length;o!==a;++o){const c=arguments[o],l=c.uuid,h=t[l];if(h!==void 0&&h>=s){const u=s++,d=e[u];t[d.uuid]=h,e[h]=d,t[l]=u,e[u]=c;for(let f=0,m=n;f!==m;++f){const _=i[f],g=_[u],p=_[h];_[h]=g,_[u]=p}}}this.nCachedObjects_=s}uncache(){const e=this._objects,t=this._indicesByUUID,i=this._bindings,n=i.length;let s=this.nCachedObjects_,o=e.length;for(let a=0,c=arguments.length;a!==c;++a){const l=arguments[a],h=l.uuid,u=t[h];if(u!==void 0)if(delete t[h],u<s){const d=--s,f=e[d],m=--o,_=e[m];t[f.uuid]=u,e[u]=f,t[_.uuid]=d,e[d]=_,e.pop();for(let g=0,p=n;g!==p;++g){const y=i[g],v=y[d],x=y[m];y[u]=v,y[d]=x,y.pop()}}else{const d=--o,f=e[d];d>0&&(t[f.uuid]=u),e[u]=f,e.pop();for(let m=0,_=n;m!==_;++m){const g=i[m];g[u]=g[d],g.pop()}}}this.nCachedObjects_=s}subscribe_(e,t){const i=this._bindingsIndicesByPath;let n=i[e];const s=this._bindings;if(n!==void 0)return s[n];const o=this._paths,a=this._parsedPaths,c=this._objects,l=c.length,h=this.nCachedObjects_,u=new Array(l);n=s.length,i[e]=n,o.push(e),a.push(t),s.push(u);for(let d=h,f=c.length;d!==f;++d){const m=c[d];u[d]=new Ze(m,e,t)}return u}unsubscribe_(e){const t=this._bindingsIndicesByPath,i=t[e];if(i!==void 0){const n=this._paths,s=this._parsedPaths,o=this._bindings,a=o.length-1,c=o[a],l=e[a];t[l]=i,o[i]=c,o.pop(),s[i]=s[a],s.pop(),n[i]=n[a],n.pop()}}}class g0{constructor(e,t,i=null,n=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=i,this.blendMode=n;const s=t.tracks,o=s.length,a=new Array(o),c={endingStart:On,endingEnd:On};for(let l=0;l!==o;++l){const h=s[l].createInterpolant(null);a[l]=h,h.settings=c}this._interpolantSettings=c,this._interpolants=a,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Ju,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,i){if(e.fadeOut(t),this.fadeIn(t),i){const n=this._clip.duration,s=e._clip.duration,o=s/n,a=n/s;e.warp(1,o,t),this.warp(a,1,t)}return this}crossFadeTo(e,t,i){return e.crossFadeFrom(this,t,i)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,i){const n=this._mixer,s=n.time,o=this.timeScale;let a=this._timeScaleInterpolant;a===null&&(a=n._lendControlInterpolant(),this._timeScaleInterpolant=a);const c=a.parameterPositions,l=a.sampleValues;return c[0]=s,c[1]=s+i,l[0]=e/o,l[1]=t/o,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,i,n){if(!this.enabled){this._updateWeight(e);return}const s=this._startTime;if(s!==null){const c=(e-s)*i;c<0||i===0?t=0:(this._startTime=null,t=i*c)}t*=this._updateTimeScale(e);const o=this._updateTime(t),a=this._updateWeight(e);if(a>0){const c=this._interpolants,l=this._propertyBindings;switch(this.blendMode){case ph:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(o),l[h].accumulateAdditive(a);break;case ha:default:for(let h=0,u=c.length;h!==u;++h)c[h].evaluate(o),l[h].accumulate(n,a)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const i=this._weightInterpolant;if(i!==null){const n=i.evaluate(e)[0];t*=n,e>i.parameterPositions[1]&&(this.stopFading(),n===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const i=this._timeScaleInterpolant;if(i!==null){const n=i.evaluate(e)[0];t*=n,e>i.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,i=this.loop;let n=this.time+e,s=this._loopCount;const o=i===$u;if(e===0)return s===-1?n:o&&(s&1)===1?t-n:n;if(i===Zu){s===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(n>=t)n=t;else if(n<0)n=0;else{this.time=n;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(s===-1&&(e>=0?(s=0,this._setEndings(!0,this.repetitions===0,o)):this._setEndings(this.repetitions===0,!0,o)),n>=t||n<0){const a=Math.floor(n/t);n-=t*a,s+=Math.abs(a);const c=this.repetitions-s;if(c<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=e>0?t:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(c===1){const l=e<0;this._setEndings(l,!l,o)}else this._setEndings(!1,!1,o);this._loopCount=s,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:a})}}else this.time=n;if(o&&(s&1)===1)return t-n}return n}_setEndings(e,t,i){const n=this._interpolantSettings;i?(n.endingStart=Bn,n.endingEnd=Bn):(e?n.endingStart=this.zeroSlopeAtStart?Bn:On:n.endingStart=Ur,t?n.endingEnd=this.zeroSlopeAtEnd?Bn:On:n.endingEnd=Ur)}_scheduleFading(e,t,i){const n=this._mixer,s=n.time;let o=this._weightInterpolant;o===null&&(o=n._lendControlInterpolant(),this._weightInterpolant=o);const a=o.parameterPositions,c=o.sampleValues;return a[0]=s,c[0]=t,a[1]=s+e,c[1]=i,this}}const _0=new Float32Array(1);class Uy extends Bi{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const i=e._localRoot||this._root,n=e._clip.tracks,s=n.length,o=e._propertyBindings,a=e._interpolants,c=i.uuid,l=this._bindingsByRootAndName;let h=l[c];h===void 0&&(h={},l[c]=h);for(let u=0;u!==s;++u){const d=n[u],f=d.name;let m=h[f];if(m!==void 0)++m.referenceCount,o[u]=m;else{if(m=o[u],m!==void 0){m._cacheIndex===null&&(++m.referenceCount,this._addInactiveBinding(m,c,f));continue}const _=t&&t._propertyBindings[u].binding.parsedPath;m=new o0(Ze.create(i,f,_),d.ValueTypeName,d.getValueSize()),++m.referenceCount,this._addInactiveBinding(m,c,f),o[u]=m}a[u].resultBuffer=m.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const i=(e._localRoot||this._root).uuid,n=e._clip.uuid,s=this._actionsByClip[n];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,n,i)}const t=e._propertyBindings;for(let i=0,n=t.length;i!==n;++i){const s=t[i];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let i=0,n=t.length;i!==n;++i){const s=t[i];--s.useCount===0&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,i){const n=this._actions,s=this._actionsByClip;let o=s[t];if(o===void 0)o={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=o;else{const a=o.knownActions;e._byClipCacheIndex=a.length,a.push(e)}e._cacheIndex=n.length,n.push(e),o.actionByRoot[i]=e}_removeInactiveAction(e){const t=this._actions,i=t[t.length-1],n=e._cacheIndex;i._cacheIndex=n,t[n]=i,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,o=this._actionsByClip,a=o[s],c=a.knownActions,l=c[c.length-1],h=e._byClipCacheIndex;l._byClipCacheIndex=h,c[h]=l,c.pop(),e._byClipCacheIndex=null;const u=a.actionByRoot,d=(e._localRoot||this._root).uuid;delete u[d],c.length===0&&delete o[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let i=0,n=t.length;i!==n;++i){const s=t[i];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,i=e._cacheIndex,n=this._nActiveActions++,s=t[n];e._cacheIndex=n,t[n]=e,s._cacheIndex=i,t[i]=s}_takeBackAction(e){const t=this._actions,i=e._cacheIndex,n=--this._nActiveActions,s=t[n];e._cacheIndex=n,t[n]=e,s._cacheIndex=i,t[i]=s}_addInactiveBinding(e,t,i){const n=this._bindingsByRootAndName,s=this._bindings;let o=n[t];o===void 0&&(o={},n[t]=o),o[i]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,i=e.binding,n=i.rootNode.uuid,s=i.path,o=this._bindingsByRootAndName,a=o[n],c=t[t.length-1],l=e._cacheIndex;c._cacheIndex=l,t[l]=c,t.pop(),delete a[s],Object.keys(a).length===0&&delete o[n]}_lendBinding(e){const t=this._bindings,i=e._cacheIndex,n=this._nActiveBindings++,s=t[n];e._cacheIndex=n,t[n]=e,s._cacheIndex=i,t[i]=s}_takeBackBinding(e){const t=this._bindings,i=e._cacheIndex,n=--this._nActiveBindings,s=t[n];e._cacheIndex=n,t[n]=e,s._cacheIndex=i,t[i]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let i=e[t];return i===void 0&&(i=new Zh(new Float32Array(2),new Float32Array(2),1,_0),i.__cacheIndex=t,e[t]=i),i}_takeBackControlInterpolant(e){const t=this._controlInterpolants,i=e.__cacheIndex,n=--this._nActiveControlInterpolants,s=t[n];e.__cacheIndex=n,t[n]=e,s.__cacheIndex=i,t[i]=s}clipAction(e,t,i){const n=t||this._root,s=n.uuid;let o=typeof e=="string"?Gr.findByName(n,e):e;const a=o!==null?o.uuid:e,c=this._actionsByClip[a];let l=null;if(i===void 0&&(o!==null?i=o.blendMode:i=ha),c!==void 0){const u=c.actionByRoot[s];if(u!==void 0&&u.blendMode===i)return u;l=c.knownActions[0],o===null&&(o=l._clip)}if(o===null)return null;const h=new g0(this,o,t,i);return this._bindAction(h,l),this._addInactiveAction(h,a,s),h}existingAction(e,t){const i=t||this._root,n=i.uuid,s=typeof e=="string"?Gr.findByName(i,e):e,o=s?s.uuid:e,a=this._actionsByClip[o];return a!==void 0&&a.actionByRoot[n]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let i=t-1;i>=0;--i)e[i].stop();return this}update(e){e*=this.timeScale;const t=this._actions,i=this._nActiveActions,n=this.time+=e,s=Math.sign(e),o=this._accuIndex^=1;for(let l=0;l!==i;++l)t[l]._update(n,e,s,o);const a=this._bindings,c=this._nActiveBindings;for(let l=0;l!==c;++l)a[l].apply(o);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,i=e.uuid,n=this._actionsByClip,s=n[i];if(s!==void 0){const o=s.knownActions;for(let a=0,c=o.length;a!==c;++a){const l=o[a];this._deactivateAction(l);const h=l._cacheIndex,u=t[t.length-1];l._cacheIndex=null,l._byClipCacheIndex=null,u._cacheIndex=h,t[h]=u,t.pop(),this._removeInactiveBindingsForAction(l)}delete n[i]}}uncacheRoot(e){const t=e.uuid,i=this._actionsByClip;for(const o in i){const a=i[o].actionByRoot,c=a[t];c!==void 0&&(this._deactivateAction(c),this._removeInactiveAction(c))}const n=this._bindingsByRootAndName,s=n[t];if(s!==void 0)for(const o in s){const a=s[o];a.restoreOriginalState(),this._removeInactiveBinding(a)}}uncacheAction(e,t){const i=this.existingAction(e,t);i!==null&&(this._deactivateAction(i),this._removeInactiveAction(i))}}class Qh{constructor(e){this.value=e}clone(){return new Qh(this.value.clone===void 0?this.value:this.value.clone())}}let v0=0;class Dy extends Bi{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:v0++}),this.name="",this.usage=Br,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return t!==-1&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let i=0,n=t.length;i<n;i++){const s=Array.isArray(t[i])?t[i]:[t[i]];for(let o=0;o<s.length;o++)this.uniforms.push(s[o].clone())}return this}clone(){return new this.constructor().copy(this)}}class Ny extends xa{constructor(e,t,i=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class Oy{constructor(e,t,i,n,s){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=i,this.elementSize=n,this.count=s,this.version=0}set needsUpdate(e){e===!0&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}class By{constructor(e,t,i=0,n=1/0){this.ray=new ws(e,t),this.near=i,this.far=n,this.camera=null,this.layers=new pa,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}intersectObject(e,t=!0,i=[]){return aa(e,this,i,t),i.sort($l),i}intersectObjects(e,t=!0,i=[]){for(let n=0,s=e.length;n<s;n++)aa(e[n],this,i,t);return i.sort($l),i}}function $l(r,e){return r.distance-e.distance}function aa(r,e,t,i){if(r.layers.test(e.layers)&&r.raycast(e,t),i===!0){const n=r.children;for(let s=0,o=n.length;s<o;s++)aa(n[s],e,t,!0)}}class Fy{constructor(e=1,t=0,i=0){return this.radius=e,this.phi=t,this.theta=i,this}set(e,t,i){return this.radius=e,this.phi=t,this.theta=i,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+t*t+i*i),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,i),this.phi=Math.acos(ht(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class zy{constructor(e=1,t=0,i=0){return this.radius=e,this.theta=t,this.y=i,this}set(e,t,i){return this.radius=e,this.theta=t,this.y=i,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+i*i),this.theta=Math.atan2(e,i),this.y=t,this}clone(){return new this.constructor().copy(this)}}const Kl=new Z;class ky{constructor(e=new Z(1/0,1/0),t=new Z(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const i=Kl.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}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=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(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}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)}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}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,Kl).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)}}const Ql=new w,vr=new w;class Vy{constructor(e=new w,t=new w){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){Ql.subVectors(e,this.start),vr.subVectors(this.end,this.start);const i=vr.dot(vr);let s=vr.dot(Ql)/i;return t&&(s=ht(s,0,1)),s}closestPointToPoint(e,t,i){const n=this.closestPointToPointParameter(e,t);return this.delta(i).multiplyScalar(n).add(this.start)}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)}}const jl=new w;class Hy extends $e{constructor(e,t){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const i=new We,n=[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 o=0,a=1,c=32;o<c;o++,a++){const l=o/c*Math.PI*2,h=a/c*Math.PI*2;n.push(Math.cos(l),Math.sin(l),1,Math.cos(h),Math.sin(h),1)}i.setAttribute("position",new ye(n,3));const s=new kt({fog:!1,toneMapped:!1});this.cone=new Mi(i,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);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),jl.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(jl),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const Ri=new w,yr=new Le,Jo=new Le;class Gy extends Mi{constructor(e){const t=jh(e),i=new We,n=[],s=[],o=new me(0,0,1),a=new me(0,1,0);for(let l=0;l<t.length;l++){const h=t[l];h.parent&&h.parent.isBone&&(n.push(0,0,0),n.push(0,0,0),s.push(o.r,o.g,o.b),s.push(a.r,a.g,a.b))}i.setAttribute("position",new ye(n,3)),i.setAttribute("color",new ye(s,3));const c=new kt({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(i,c),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,i=this.geometry,n=i.getAttribute("position");Jo.copy(this.root.matrixWorld).invert();for(let s=0,o=0;s<t.length;s++){const a=t[s];a.parent&&a.parent.isBone&&(yr.multiplyMatrices(Jo,a.matrixWorld),Ri.setFromMatrixPosition(yr),n.setXYZ(o,Ri.x,Ri.y,Ri.z),yr.multiplyMatrices(Jo,a.parent.matrixWorld),Ri.setFromMatrixPosition(yr),n.setXYZ(o+1,Ri.x,Ri.y,Ri.z),o+=2)}i.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function jh(r){const e=[];r.isBone===!0&&e.push(r);for(let t=0;t<r.children.length;t++)e.push.apply(e,jh(r.children[t]));return e}class Wy extends bt{constructor(e,t,i){const n=new to(t,4,2),s=new un({wireframe:!0,fog:!1,toneMapped:!1});super(n,s),this.light=e,this.color=i,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)}}const y0=new w,eh=new me,th=new me;class Xy extends $e{constructor(e,t,i){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,this.type="HemisphereLightHelper";const n=new eo(t);n.rotateY(Math.PI*.5),this.material=new un({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);const s=n.getAttribute("position"),o=new Float32Array(s.count*3);n.setAttribute("color",new et(o,3)),this.add(new bt(n,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(this.color!==void 0)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");eh.copy(this.light.color),th.copy(this.light.groundColor);for(let i=0,n=t.count;i<n;i++){const s=i<n/2?eh:th;t.setXYZ(i,s.r,s.g,s.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(y0.setFromMatrixPosition(this.light.matrixWorld).negate())}}class qy extends Mi{constructor(e=10,t=10,i=4473924,n=8947848){i=new me(i),n=new me(n);const s=t/2,o=e/t,a=e/2,c=[],l=[];for(let d=0,f=0,m=-a;d<=t;d++,m+=o){c.push(-a,0,m,a,0,m),c.push(m,0,-a,m,0,a);const _=d===s?i:n;_.toArray(l,f),f+=3,_.toArray(l,f),f+=3,_.toArray(l,f),f+=3,_.toArray(l,f),f+=3}const h=new We;h.setAttribute("position",new ye(c,3)),h.setAttribute("color",new ye(l,3));const u=new kt({vertexColors:!0,toneMapped:!1});super(h,u),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class Yy extends Mi{constructor(e=10,t=16,i=8,n=64,s=4473924,o=8947848){s=new me(s),o=new me(o);const a=[],c=[];if(t>1)for(let u=0;u<t;u++){const d=u/t*(Math.PI*2),f=Math.sin(d)*e,m=Math.cos(d)*e;a.push(0,0,0),a.push(f,0,m);const _=u&1?s:o;c.push(_.r,_.g,_.b),c.push(_.r,_.g,_.b)}for(let u=0;u<i;u++){const d=u&1?s:o,f=e-e/i*u;for(let m=0;m<n;m++){let _=m/n*(Math.PI*2),g=Math.sin(_)*f,p=Math.cos(_)*f;a.push(g,0,p),c.push(d.r,d.g,d.b),_=(m+1)/n*(Math.PI*2),g=Math.sin(_)*f,p=Math.cos(_)*f,a.push(g,0,p),c.push(d.r,d.g,d.b)}}const l=new We;l.setAttribute("position",new ye(a,3)),l.setAttribute("color",new ye(c,3));const h=new kt({vertexColors:!0,toneMapped:!1});super(l,h),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const ih=new w,xr=new w,nh=new w;class Zy extends $e{constructor(e,t,i){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,this.type="DirectionalLightHelper",t===void 0&&(t=1);let n=new We;n.setAttribute("position",new ye([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const s=new kt({fog:!1,toneMapped:!1});this.lightPlane=new cn(n,s),this.add(this.lightPlane),n=new We,n.setAttribute("position",new ye([0,0,0,0,0,1],3)),this.targetLine=new cn(n,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),ih.setFromMatrixPosition(this.light.matrixWorld),xr.setFromMatrixPosition(this.light.target.matrixWorld),nh.subVectors(xr,ih),this.lightPlane.lookAt(xr),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(xr),this.targetLine.scale.z=nh.length()}}const Mr=new w,lt=new ma;class Jy extends Mi{constructor(e){const t=new We,i=new kt({color:16777215,vertexColors:!0,toneMapped:!1}),n=[],s=[],o={};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(m,_){c(m),c(_)}function c(m){n.push(0,0,0),s.push(0,0,0),o[m]===void 0&&(o[m]=[]),o[m].push(n.length/3-1)}t.setAttribute("position",new ye(n,3)),t.setAttribute("color",new ye(s,3)),super(t,i),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=o,this.update();const l=new me(16755200),h=new me(16711680),u=new me(43775),d=new me(16777215),f=new me(3355443);this.setColors(l,h,u,d,f)}setColors(e,t,i,n,s){const a=this.geometry.getAttribute("color");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,i.r,i.g,i.b),a.setXYZ(33,i.r,i.g,i.b),a.setXYZ(34,i.r,i.g,i.b),a.setXYZ(35,i.r,i.g,i.b),a.setXYZ(36,i.r,i.g,i.b),a.setXYZ(37,i.r,i.g,i.b),a.setXYZ(38,n.r,n.g,n.b),a.setXYZ(39,n.r,n.g,n.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}update(){const e=this.geometry,t=this.pointMap,i=1,n=1;lt.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),dt("c",t,e,lt,0,0,-1),dt("t",t,e,lt,0,0,1),dt("n1",t,e,lt,-i,-n,-1),dt("n2",t,e,lt,i,-n,-1),dt("n3",t,e,lt,-i,n,-1),dt("n4",t,e,lt,i,n,-1),dt("f1",t,e,lt,-i,-n,1),dt("f2",t,e,lt,i,-n,1),dt("f3",t,e,lt,-i,n,1),dt("f4",t,e,lt,i,n,1),dt("u1",t,e,lt,i*.7,n*1.1,-1),dt("u2",t,e,lt,-i*.7,n*1.1,-1),dt("u3",t,e,lt,0,n*2,-1),dt("cf1",t,e,lt,-i,0,1),dt("cf2",t,e,lt,i,0,1),dt("cf3",t,e,lt,0,-n,1),dt("cf4",t,e,lt,0,n,1),dt("cn1",t,e,lt,-i,0,-1),dt("cn2",t,e,lt,i,0,-1),dt("cn3",t,e,lt,0,-n,-1),dt("cn4",t,e,lt,0,n,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function dt(r,e,t,i,n,s,o){Mr.set(n,s,o).unproject(i);const a=e[r];if(a!==void 0){const c=t.getAttribute("position");for(let l=0,h=a.length;l<h;l++)c.setXYZ(a[l],Mr.x,Mr.y,Mr.z)}}const Sr=new zt;class $y extends Mi{constructor(e,t=16776960){const i=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]),n=new Float32Array(24),s=new We;s.setIndex(new et(i,1)),s.setAttribute("position",new et(n,3)),super(s,new kt({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(e!==void 0&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),this.object!==void 0&&Sr.setFromObject(this.object),Sr.isEmpty())return;const t=Sr.min,i=Sr.max,n=this.geometry.attributes.position,s=n.array;s[0]=i.x,s[1]=i.y,s[2]=i.z,s[3]=t.x,s[4]=i.y,s[5]=i.z,s[6]=t.x,s[7]=t.y,s[8]=i.z,s[9]=i.x,s[10]=t.y,s[11]=i.z,s[12]=i.x,s[13]=i.y,s[14]=t.z,s[15]=t.x,s[16]=i.y,s[17]=t.z,s[18]=t.x,s[19]=t.y,s[20]=t.z,s[21]=i.x,s[22]=t.y,s[23]=t.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()}}class Ky extends Mi{constructor(e,t=16776960){const i=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]),n=[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 We;s.setIndex(new et(i,1)),s.setAttribute("position",new ye(n,3)),super(s,new kt({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const 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()}}class Qy extends cn{constructor(e,t=1,i=16776960){const n=i,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],o=new We;o.setAttribute("position",new ye(s,3)),o.computeBoundingSphere(),super(o,new kt({color:n,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const a=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],c=new We;c.setAttribute("position",new ye(a,3)),c.computeBoundingSphere(),this.add(new bt(c,new un({color:n,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()}}const sh=new w;let br,$o;class jy extends $e{constructor(e=new w(0,0,1),t=new w(0,0,0),i=1,n=16776960,s=i*.2,o=s*.2){super(),this.type="ArrowHelper",br===void 0&&(br=new We,br.setAttribute("position",new ye([0,0,0,0,1,0],3)),$o=new Rs(0,.5,1,5,1),$o.translate(0,-.5,0)),this.position.copy(t),this.line=new cn(br,new kt({color:n,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new bt($o,new un({color:n,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(i,s,o)}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{sh.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(sh,t)}}setLength(e,t=e*.2,i=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(i,t,i),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()}}class ex extends Mi{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],i=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],n=new We;n.setAttribute("position",new ye(t,3)),n.setAttribute("color",new ye(i,3));const s=new kt({vertexColors:!0,toneMapped:!1});super(n,s),this.type="AxesHelper"}setColors(e,t,i){const n=new me,s=this.geometry.attributes.color.array;return n.set(e),n.toArray(s,0),n.toArray(s,3),n.set(t),n.toArray(s,6),n.toArray(s,9),n.set(i),n.toArray(s,12),n.toArray(s,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class tx{constructor(){this.type="ShapePath",this.color=new me,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new kr,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,i,n){return this.currentPath.quadraticCurveTo(e,t,i,n),this}bezierCurveTo(e,t,i,n,s,o){return this.currentPath.bezierCurveTo(e,t,i,n,s,o),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(p){const y=[];for(let v=0,x=p.length;v<x;v++){const C=p[v],A=new qn;A.curves=C.curves,y.push(A)}return y}function i(p,y){const v=y.length;let x=!1;for(let C=v-1,A=0;A<v;C=A++){let R=y[C],U=y[A],S=U.x-R.x,E=U.y-R.y;if(Math.abs(E)>Number.EPSILON){if(E<0&&(R=y[A],S=-S,U=y[C],E=-E),p.y<R.y||p.y>U.y)continue;if(p.y===R.y){if(p.x===R.x)return!0}else{const O=E*(p.x-R.x)-S*(p.y-R.y);if(O===0)return!0;if(O<0)continue;x=!x}}else{if(p.y!==R.y)continue;if(U.x<=p.x&&p.x<=R.x||R.x<=p.x&&p.x<=U.x)return!0}}return x}const n=vi.isClockWise,s=this.subPaths;if(s.length===0)return[];let o,a,c;const l=[];if(s.length===1)return a=s[0],c=new qn,c.curves=a.curves,l.push(c),l;let h=!n(s[0].getPoints());h=e?!h:h;const u=[],d=[];let f=[],m=0,_;d[m]=void 0,f[m]=[];for(let p=0,y=s.length;p<y;p++)a=s[p],_=a.getPoints(),o=n(_),o=e?!o:o,o?(!h&&d[m]&&m++,d[m]={s:new qn,p:_},d[m].s.curves=a.curves,h&&m++,f[m]=[]):f[m].push({h:a,p:_[0]});if(!d[0])return t(s);if(d.length>1){let p=!1,y=0;for(let v=0,x=d.length;v<x;v++)u[v]=[];for(let v=0,x=d.length;v<x;v++){const C=f[v];for(let A=0;A<C.length;A++){const R=C[A];let U=!0;for(let S=0;S<d.length;S++)i(R.p,d[S].p)&&(v!==S&&y++,U?(U=!1,u[S].push(R)):p=!0);U&&u[v].push(R)}}y>0&&p===!1&&(f=u)}let g;for(let p=0,y=d.length;p<y;p++){c=d[p].s,l.push(c),g=f[p];for(let v=0,x=g.length;v<x;v++)c.holes.push(g[v].h)}return l}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:"160"}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__="160");export{Ou as ACESFilmicToneMapping,Qi as AddEquation,Iu as AddOperation,ph as AdditiveAnimationBlendMode,Ja as AdditiveBlending,Fu as AgXToneMapping,Hu as AlphaFormat,od as AlwaysCompare,Tu as AlwaysDepth,Ac as AlwaysStencilFunc,Jv as AmbientLight,g0 as AnimationAction,Gr as AnimationClip,xy as AnimationLoader,Uy as AnimationMixer,Iy as AnimationObjectGroup,yy as AnimationUtils,W_ as ArcCurve,M_ as ArrayCamera,jy as ArrowHelper,ec as AttachedBindMode,s0 as Audio,Ly as AudioAnalyser,Kh as AudioContext,Cy as AudioListener,wy as AudioLoader,ex as AxesHelper,Ft as BackSide,Ku as BasicDepthPacking,E0 as BasicShadowMap,V_ as BatchedMesh,Nh as Bone,jn as BooleanKeyframeTrack,ky as Box2,zt as Box3,Ky as Box3Helper,Kn as BoxGeometry,$y as BoxHelper,et as BufferAttribute,We as BufferGeometry,e0 as BufferGeometryLoader,ku as ByteType,Pi as Cache,ma as Camera,Jy as CameraHelper,vy as CanvasTexture,Ta as CapsuleGeometry,X_ as CatmullRomCurve3,Nu as CineonToneMapping,Aa as CircleGeometry,Ut as ClampToEdgeWrapping,i0 as Clock,me as Color,Jh as ColorKeyframeTrack,Qe as ColorManagement,gy as CompressedArrayTexture,_y as CompressedCubeTexture,Sa as CompressedTexture,My as CompressedTextureLoader,wa as ConeGeometry,Su as ConstantAlphaFactor,xu as ConstantColorFactor,Gd as CubeCamera,Ni as CubeReflectionMapping,on as CubeRefractionMapping,Zr as CubeTexture,Sy as CubeTextureLoader,As as CubeUVReflectionMapping,Bh as CubicBezierCurve,j_ as CubicBezierCurve3,Nv as CubicInterpolant,Za as CullFaceBack,ou as CullFaceFront,b0 as CullFaceFrontBack,ru as CullFaceNone,oi as Curve,tv as CurvePath,cu as CustomBlending,Bu as CustomToneMapping,Rs as CylinderGeometry,zy as Cylindrical,yh as Data3DTexture,fa as DataArrayTexture,Xn as DataTexture,by as DataTextureLoader,oy as DataUtils,O0 as DecrementStencilOp,F0 as DecrementWrapStencilOp,kv as DefaultLoadingManager,nn as DepthFormat,Yn as DepthStencilFormat,Th as DepthTexture,zu as DetachedBindMode,Zv as DirectionalLight,Zy as DirectionalLightHelper,Ov as DiscreteInterpolant,ua as DisplayP3ColorSpace,Ra as DodecahedronGeometry,gi as DoubleSide,mu as DstAlphaFactor,_u as DstColorFactor,j0 as DynamicCopyUsage,Y0 as DynamicDrawUsage,$0 as DynamicReadUsage,iv as EdgesGeometry,ba as EllipseCurve,id as EqualCompare,wu as EqualDepth,H0 as EqualStencilFunc,wr as EquirectangularReflectionMapping,Rr as EquirectangularRefractionMapping,Yr as Euler,Bi as EventDispatcher,Ca as ExtrudeGeometry,Oi as FileLoader,dy as Float16BufferAttribute,ye as Float32BufferAttribute,fy as Float64BufferAttribute,ni as FloatType,ya as Fog,va as FogExp2,my as FramebufferTexture,Di as FrontSide,Jr as Frustum,Oy as GLBufferAttribute,ty as GLSL1,wc as GLSL3,nd as GreaterCompare,Cu as GreaterDepth,rd as GreaterEqualCompare,Ru as GreaterEqualDepth,q0 as GreaterEqualStencilFunc,W0 as GreaterStencilFunc,qy as GridHelper,ps as Group,ys as HalfFloatType,Hv as HemisphereLight,Xy as HemisphereLightHelper,Pa as IcosahedronGeometry,Ay as ImageBitmapLoader,Wr as ImageLoader,vh as ImageUtils,N0 as IncrementStencilOp,B0 as IncrementWrapStencilOp,Ss as InstancedBufferAttribute,jv as InstancedBufferGeometry,Ny as InstancedInterleavedBuffer,N_ as InstancedMesh,hy as Int16BufferAttribute,uy as Int32BufferAttribute,ay as Int8BufferAttribute,ah as IntType,xa as InterleavedBuffer,$n as InterleavedBufferAttribute,io as Interpolant,Lr as InterpolateDiscrete,Ir as InterpolateLinear,fo as InterpolateSmooth,z0 as InvertStencilOp,pn as KeepStencilOp,ai as KeyframeTrack,P_ as LOD,Qr as LatheGeometry,pa as Layers,td as LessCompare,Au as LessDepth,gh as LessEqualCompare,Ar as LessEqualDepth,G0 as LessEqualStencilFunc,V0 as LessStencilFunc,fn as Light,Qv as LightProbe,cn as Line,Vy as Line3,kt as LineBasicMaterial,Fh as LineCurve,ev as LineCurve3,Iv as LineDashedMaterial,H_ as LineLoop,Mi as LineSegments,qr as LinearDisplayP3ColorSpace,mh as LinearEncoding,mt as LinearFilter,Zh as LinearInterpolant,C0 as LinearMipMapLinearFilter,R0 as LinearMipMapNearestFilter,an as LinearMipmapLinearFilter,oh as LinearMipmapNearestFilter,yi as LinearSRGBColorSpace,Uu as LinearToneMapping,Dr as LinearTransfer,Zt as Loader,Hl as LoaderUtils,$h as LoadingManager,Zu as LoopOnce,$u as LoopPingPong,Ju as LoopRepeat,Wu as LuminanceAlphaFormat,Gu as LuminanceFormat,M0 as MOUSE,Nt as Material,za as MaterialLoader,iy as MathUtils,Ge as Matrix3,Le as Matrix4,ja as MaxEquation,bt as Mesh,un as MeshBasicMaterial,Lh as MeshDepthMaterial,Ih as MeshDistanceMaterial,Pv as MeshLambertMaterial,Lv as MeshMatcapMaterial,Cv as MeshNormalMaterial,wv as MeshPhongMaterial,Av as MeshPhysicalMaterial,Xh as MeshStandardMaterial,Rv as MeshToonMaterial,Qa as MinEquation,Pr as MirroredRepeatWrapping,Lu as MixOperation,Ka as MultiplyBlending,Xr as MultiplyOperation,pt as NearestFilter,w0 as NearestMipMapLinearFilter,A0 as NearestMipMapNearestFilter,Er as NearestMipmapLinearFilter,jo as NearestMipmapNearestFilter,ed as NeverCompare,Eu as NeverDepth,k0 as NeverStencilFunc,Li as NoBlending,Kt as NoColorSpace,Ii as NoToneMapping,ha as NormalAnimationBlendMode,Gn as NormalBlending,sd as NotEqualCompare,Pu as NotEqualDepth,X0 as NotEqualStencilFunc,Vr as NumberKeyframeTrack,$e as Object3D,Ty as ObjectLoader,ju as ObjectSpaceNormalMap,eo as OctahedronGeometry,du as OneFactor,bu as OneMinusConstantAlphaFactor,Mu as OneMinusConstantColorFactor,gu as OneMinusDstAlphaFactor,vu as OneMinusDstColorFactor,Qo as OneMinusSrcAlphaFactor,pu as OneMinusSrcColorFactor,ga as OrthographicCamera,Or as P3Primaries,rh as PCFShadowMap,au as PCFSoftShadowMap,Zc as PMREMGenerator,kr as Path,Rt as PerspectiveCamera,$i as Plane,$r as PlaneGeometry,Qy as PlaneHelper,qv as PointLight,Wy as PointLightHelper,G_ as Points,Oh as PointsMaterial,Yy as PolarGridHelper,dn as PolyhedronGeometry,Py as PositionalAudio,Ze as PropertyBinding,o0 as PropertyMixer,zh as QuadraticBezierCurve,kh as QuadraticBezierCurve3,Yt as Quaternion,Cs as QuaternionKeyframeTrack,Bv as QuaternionLinearInterpolant,Ec as RED_GREEN_RGTC2_Format,Yu as RED_RGTC1_Format,x0 as REVISION,Qu as RGBADepthPacking,Xt as RGBAFormat,dh as RGBAIntegerFormat,vc as RGBA_ASTC_10x10_Format,mc as RGBA_ASTC_10x5_Format,gc as RGBA_ASTC_10x6_Format,_c as RGBA_ASTC_10x8_Format,yc as RGBA_ASTC_12x10_Format,xc as RGBA_ASTC_12x12_Format,ac as RGBA_ASTC_4x4_Format,cc as RGBA_ASTC_5x4_Format,lc as RGBA_ASTC_5x5_Format,hc as RGBA_ASTC_6x5_Format,uc as RGBA_ASTC_6x6_Format,dc as RGBA_ASTC_8x5_Format,fc as RGBA_ASTC_8x6_Format,pc as RGBA_ASTC_8x8_Format,uo as RGBA_BPTC_Format,oc as RGBA_ETC2_EAC_Format,sc as RGBA_PVRTC_2BPPV1_Format,nc as RGBA_PVRTC_4BPPV1_Format,co as RGBA_S3TC_DXT1_Format,lo as RGBA_S3TC_DXT3_Format,ho as RGBA_S3TC_DXT5_Format,Mc as RGB_BPTC_SIGNED_Format,Sc as RGB_BPTC_UNSIGNED_Format,fh as RGB_ETC1_Format,rc as RGB_ETC2_Format,ic as RGB_PVRTC_2BPPV1_Format,tc as RGB_PVRTC_4BPPV1_Format,ao as RGB_S3TC_DXT1_Format,qu as RGFormat,uh as RGIntegerFormat,Tv as RawShaderMaterial,ws as Ray,By as Raycaster,Nr as Rec709Primaries,$v as RectAreaLight,Xu as RedFormat,hh as RedIntegerFormat,Du as ReinhardToneMapping,Ad as RenderTarget,Cr as RepeatWrapping,D0 as ReplaceStencilOp,hu as ReverseSubtractEquation,La as RingGeometry,Tc as SIGNED_RED_GREEN_RGTC2_Format,bc as SIGNED_RED_RGTC1_Format,St as SRGBColorSpace,st as SRGBTransfer,R_ as Scene,Ve as ShaderChunk,ii as ShaderLib,xi as ShaderMaterial,Ev as ShadowMaterial,qn as Shape,Ia as ShapeGeometry,tx as ShapePath,vi as ShapeUtils,Vu as ShortType,Ma as Skeleton,Gy as SkeletonHelper,I_ as SkinnedMesh,zn as Source,Dt as Sphere,to as SphereGeometry,Fy as Spherical,Kv as SphericalHarmonics3,Vh as SplineCurve,Wv as SpotLight,Hy as SpotLightHelper,C_ as Sprite,Uh as SpriteMaterial,Ko as SrcAlphaFactor,yu as SrcAlphaSaturateFactor,fu as SrcColorFactor,Q0 as StaticCopyUsage,Br as StaticDrawUsage,J0 as StaticReadUsage,Ry as StereoCamera,ey as StreamCopyUsage,Z0 as StreamDrawUsage,K0 as StreamReadUsage,es as StringKeyframeTrack,lu as SubtractEquation,$a as SubtractiveBlending,S0 as TOUCH,hn as TangentSpaceNormalMap,Ua as TetrahedronGeometry,gt as Texture,Ey as TextureLoader,Da as TorusGeometry,Na as TorusKnotGeometry,Wt as Triangle,I0 as TriangleFanDrawMode,L0 as TriangleStripDrawMode,P0 as TrianglesDrawMode,Oa as TubeGeometry,T0 as TwoPassDoubleSide,ca as UVMapping,Mh as Uint16BufferAttribute,Sh as Uint32BufferAttribute,cy as Uint8BufferAttribute,ly as Uint8ClampedBufferAttribute,Qh as Uniform,Dy as UniformsGroup,ae as UniformsLib,kd as UniformsUtils,Ui as UnsignedByteType,tn as UnsignedInt248Type,Ci as UnsignedIntType,ch as UnsignedShort4444Type,lh as UnsignedShort5551Type,la as UnsignedShortType,mi as VSMShadowMap,Z as Vector2,w as Vector3,je as Vector4,Hr as VectorKeyframeTrack,py as VideoTexture,w_ as WebGL1Renderer,sy as WebGL3DRenderTarget,ny as WebGLArrayRenderTarget,si as WebGLCoordinateSystem,Wd as WebGLCubeRenderTarget,ry as WebGLMultipleRenderTargets,ri as WebGLRenderTarget,A_ as WebGLRenderer,x_ as WebGLUtils,xs as WebGPUCoordinateSystem,bv as WireframeGeometry,Ur as WrapAroundEnding,On as ZeroCurvatureEnding,uu as ZeroFactor,Bn as ZeroSlopeEnding,U0 as ZeroStencilOp,ea as _SRGBAFormat,Sd as createCanvasElement,sn as sRGBEncoding};
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