https://andreavitolo.it/assets/three-vendor-tmTv9PRp.js

5sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,n=this.y,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6],this.y=i[1]*t+i[4]*n+i[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=St(this.x,e.x,t.x),this.y=St(this.y,e.y,t.y),this}clampScalar(e,t){return this.x=St(this.x,e,t),this.y=St(this.y,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(St(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(St(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}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}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),i=Math.sin(t),s=this.x-e.x,o=this.y-e.y;return this.x=s*n-o*i+e.x,this.y=s*i+o*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class bt{constructor(e,t,n,i,s,o,l,u,h){bt.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,o,l,u,h)}set(e,t,n,i,s,o,l,u,h){const f=this.elements;return f[0]=e,f[1]=i,f[2]=l,f[3]=t,f[4]=s,f[5]=u,f[6]=n,f[7]=o,f[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,o=n[0],l=n[3],u=n[6],h=n[1],f=n[4],d=n[7],p=n[2],g=n[5],v=n[8],A=i[0],x=i[3],_=i[6],S=i[1],E=i[4],w=i[7],L=i[2],B=i[5],F=i[8];return s[0]=o*A+l*S+u*L,s[3]=o*x+l*E+u*B,s[6]=o*_+l*w+u*F,s[1]=h*A+f*S+d*L,s[4]=h*x+f*E+d*B,s[7]=h*_+f*w+d*F,s[2]=p*A+g*S+v*L,s[5]=p*x+g*E+v*B,s[8]=p*_+g*w+v*F,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],o=e[4],l=e[5],u=e[6],h=e[7],f=e[8];return t*o*f-t*l*h-n*s*f+n*l*u+i*s*h-i*o*u}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],o=e[4],l=e[5],u=e[6],h=e[7],f=e[8],d=f*o-l*h,p=l*u-f*s,g=h*s-o*u,v=t*d+n*p+i*g;if(v===0)return this.set(0,0,0,0,0,0,0,0,0);const A=1/v;return e[0]=d*A,e[1]=(i*h-f*n)*A,e[2]=(l*n-i*o)*A,e[3]=p*A,e[4]=(f*t-i*u)*A,e[5]=(i*s-l*t)*A,e[6]=g*A,e[7]=(n*u-h*t)*A,e[8]=(o*t-n*s)*A,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,s,o,l){const u=Math.cos(s),h=Math.sin(s);return this.set(n*u,n*h,-n*(u*o+h*l)+o+e,-i*h,i*u,-i*(-h*o+u*l)+l+t,0,0,1),this}scale(e,t){return this.premultiply(ud.makeScale(e,t)),this}rotate(e){return this.premultiply(ud.makeRotation(-e)),this}translate(e,t){return this.premultiply(ud.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const ud=new bt;function Ty(r){for(let e=r.length-1;e>=0;--e)if(r[e]>=65535)return!0;return!1}const rS={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function qo(r,e){return new rS[r](e)}function xl(r){return document.createElementNS("http://www.w3.org/1999/xhtml",r)}function by(){const r=xl("canvas");return r.style.display="block",r}const bv={};function Nu(r){r in bv||(bv[r]=!0,console.warn(r))}function sS(r,e,t){return new Promise(function(n,i){function s(){switch(r.clientWaitSync(e,r.SYNC_FLUSH_COMMANDS_BIT,0)){case r.WAIT_FAILED:i();break;case r.TIMEOUT_EXPIRED:setTimeout(s,t);break;default:n()}}setTimeout(s,t)})}function oS(r){const e=r.elements;e[2]=.5*e[2]+.5*e[3],e[6]=.5*e[6]+.5*e[7],e[10]=.5*e[10]+.5*e[11],e[14]=.5*e[14]+.5*e[15]}function aS(r){const e=r.elements;e[11]===-1?(e[10]=-e[10]-1,e[14]=-e[14]):(e[10]=-e[10],e[14]=-e[14]+1)}const Rv=new bt().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Iv=new bt().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function lS(){const r={enabled:!0,workingColorSpace:gr,spaces:{},convert:function(i,s,o){return this.enabled===!1||s===o||!s||!o||(this.spaces[s].transfer===$t&&(i.r=Ur(i.r),i.g=Ur(i.g),i.b=Ur(i.b)),this.spaces[s].primaries!==this.spaces[o].primaries&&(i.applyMatrix3(this.spaces[s].toXYZ),i.applyMatrix3(this.spaces[o].fromXYZ)),this.spaces[o].transfer===$t&&(i.r=ea(i.r),i.g=ea(i.g),i.b=ea(i.b))),i},fromWorkingColorSpace:function(i,s){return this.convert(i,this.workingColorSpace,s)},toWorkingColorSpace:function(i,s){return this.convert(i,s,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===Pr?vl:this.spaces[i].transfer},getLuminanceCoefficients:function(i,s=this.workingColorSpace){return i.fromArray(this.spaces[s].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,s,o){return i.copy(this.spaces[s].toXYZ).multiply(this.spaces[o].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.space

5s[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return r.define({[gr]:{primaries:e,whitePoint:n,transfer:vl,toXYZ:Rv,fromXYZ:Iv,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:si},outputColorSpaceConfig:{drawingBufferColorSpace:si}},[si]:{primaries:e,whitePoint:n,transfer:$t,toXYZ:Rv,fromXYZ:Iv,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:si}}}),r}const Xt=lS();function Ur(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function ea(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let Ro;class Ry{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let n;if(e instanceof HTMLCanvasElement)n=e;else{Ro===void 0&&(Ro=xl("canvas")),Ro.width=e.width,Ro.height=e.height;const i=Ro.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),n=Ro}return n.toDataURL(t)}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=xl("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),s=i.data;for(let o=0;o<s.length;o++)s[o]=Ur(s[o]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(Ur(t[n]/255)*255):t[n]=Ur(t[n]);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 cS=0;class cs{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:cS++}),this.uuid=Ci(),this.data=e,this.dataReady=!0,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 n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let o=0,l=i.length;o<l;o++)i[o].isDataTexture?s.push(hd(i[o].image)):s.push(hd(i[o]))}else s=hd(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function hd(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?Ry.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 uS=0;class jt extends vr{constructor(e=jt.DEFAULT_IMAGE,t=jt.DEFAULT_MAPPING,n=An,i=An,s=Qt,o=Gi,l=Mn,u=gi,h=jt.DEFAULT_ANISOTROPY,f=Pr){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:uS++}),this.uuid=Ci(),this.name="",this.source=new cs(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=o,this.anisotropy=h,this.format=l,this.internalFormat=null,this.type=u,this.offset=new be(0,0),this.repeat=new be(1,1),this.center=new be(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new bt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=f,this.userData={},this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}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

5=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,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 n={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&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==fs)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ps:e.x=e.x-Math.floor(e.x);break;case An:e.x=e.x<0?0:1;break;case ra: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 ps:e.y=e.y-Math.floor(e.y);break;case An:e.y=e.y<0?0:1;break;case ra:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}jt.DEFAULT_IMAGE=null;jt.DEFAULT_MAPPING=fs;jt.DEFAULT_ANISOTROPY=1;class Jt{constructor(e=0,t=0,n=0,i=1){Jt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=this.w,o=e.elements;return this.x=o[0]*t+o[4]*n+o[8]*i+o[12]*s,this.y=o[1]*t+o[5]*n+o[9]*i+o[13]*s,this.z=o[2]*t+o[6]*n+o[10]*i+o[14]*s,this.w=o[3]*t+o[7]*n+o[11]*i+o[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);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,n,i,s;const u=e.elements,h=u[0],f=u[4],d=u[8],p=u[1],g=u[5],v=u[9],A=u[2],x=u[6],_=u[10];if(Math.abs(f-p)<.01&&Math.abs(d-A)<.01&&Math.abs(v-x)<.01){if(Math.abs(f+p)<.1&&Math.abs(d+A)<.1&&Math.abs(v+x)<.1&&Math.abs(h+g+_-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const E=(h+1)/2,w=(g+1)/2,L=(_+1)/2,B=(f+p)/4,F=(d+A)/4,D=(v+x)/4;return E>w&&E>L?E<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(E),i=B/n,s=F/n):w>L?w<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(w),n=B/i,s=D/i):L<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(L),n=F/s,i=D/s),this.set(n,i,s,t),this}let S=Math.sqrt((x-v)*(x-v)+(d-A)*(d-A)+(p-f)*(p-f));return Math.abs(S)<.001&&(S=1),this.x=(x-v)/S,this.y=(d-A)/S,this.z=(p-f)/S,this.w=Math.acos((h+g+_-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=St(this.x,e.x,t.x),this.y=St(this.y,e.y,t.y),this.z=St(this.z,e.z,t.z),this.w=St(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=St(this.x,e,t),this.y=St(this.y,e,t),this.z=St(this.z,e,t),this.w=St(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(St(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}

5round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Uh extends vr{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Jt(0,0,e,t),this.scissorTest=!1,this.viewport=new Jt(0,0,e,t);const i={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Qt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const s=new jt(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);s.flipY=!1,s.generateMipmaps=n.generateMipmaps,s.internalFormat=n.internalFormat,this.textures=[];const o=n.count;for(let l=0;l<o;l++)this.textures[l]=s.clone(),this.textures[l].isRenderTargetTexture=!0,this.textures[l].renderTarget=this;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const i=Object.assign({},e.textures[t].image);this.textures[t].source=new cs(i)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ki extends Uh{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class Ll extends jt{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Nn,this.minFilter=Nn,this.wrapR=An,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class hS extends ki{constructor(e=1,t=1,n=1,i={}

5){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new Ll(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Nh extends jt{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Nn,this.minFilter=Nn,this.wrapR=An,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class fS extends ki{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Nh(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class qn{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,s,o,l){let u=n[i+0],h=n[i+1],f=n[i+2],d=n[i+3];const p=s[o+0],g=s[o+1],v=s[o+2],A=s[o+3];if(l===0){e[t+0]=u,e[t+1]=h,e[t+2]=f,e[t+3]=d;return}if(l===1){e[t+0]=p,e[t+1]=g,e[t+2]=v,e[t+3]=A;return}if(d!==A||u!==p||h!==g||f!==v){let x=1-l;const _=u*p+h*g+f*v+d*A,S=_>=0?1:-1,E=1-_*_;if(E>Number.EPSILON){const L=Math.sqrt(E),B=Math.atan2(L,_*S);x=Math.sin(x*B)/L,l=Math.sin(l*B)/L}const w=l*S;if(u=u*x+p*w,h=h*x+g*w,f=f*x+v*w,d=d*x+A*w,x===1-l){const L=1/Math.sqrt(u*u+h*h+f*f+d*d);u*=L,h*=L,f*=L,d*=L}}e[t]=u,e[t+1]=h,e[t+2]=f,e[t+3]=d}static multiplyQuaternionsFlat(e,t,n,i,s,o){const l=n[i],u=n[i+1],h=n[i+2],f=n[i+3],d=s[o],p=s[o+1],g=s[o+2],v=s[o+3];return e[t]=l*v+f*d+u*g-h*p,e[t+1]=u*v+f*p+h*d-l*g,e[t+2]=h*v+f*g+l*p-u*d,e[t+3]=f*v-l*d-u*p-h*g,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,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,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 n=e._x,i=e._y,s=e._z,o=e._order,l=Math.cos,u=Math.sin,h=l(n/2),f=l(i/2),d=l(s/2),p=u(n/2),g=u(i/2),v=u(s/2);switch(o){case"XYZ":this._x=p*f*d+h*g*v,this._y=h*g*d-p*f*v,this._z=h*f*v+p*g*d,this._w=h*f*d-p*g*v;break;case"YXZ":this._x=p*f*d+h*g*v,this._y=h*g*d-p*f*v,this._z=h*f*v-p*g*d,this._w=h*f*d+p*g*v;break;case"ZXY":this._x=p*f*d-h*g*v,this._y=h*g*d+p*f*v,this._z=h*f*v+p*g*d,this._w=h*f*d-p*g*v;break;case"ZYX":this._x=p*f*d-h*g*v,this._y=h*g*d+p*f*v,this._z=h*f*v-p*g*d,this._w=h*f*d+p*g*v;break;case"YZX":this._x=p*f*d+h*g*v,this._y=h*g*d+p*f*v,this._z=h*f*v-p*g*d,this._w=h*f*d-p*g*v;break;case"XZY":this._x=p*f*d-h*g*v,this._y=h*g*d-p*f*v,this._z=h*f*v+p*g*d,this._w=h*f*d+p*g*v;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],s=t[8],o=t[1],l=t[5],u=t[9],h=t[2],f=t[6],d=t[10],p=n+l+d;if(p>0){const g=.5/Math.sqrt(p+1);this._w=.25/g,this._x=(f-u)*g,this._y=(s-h)*g,this._z=(o-i)*g}else if(n>l&&n>d){const g=2*Math.sqrt(1+n-l-d);this._w=(f-u)/g,this._x=.25*g,this._y=(i+o)/g,this._z=(s+h)/g}else if(l>d){const g=2*Math.sqrt(1+l-n-d);this._w=(s-h)/g,this._x=(i+o)/g,this._y=.25*g,this._z=(u+f)/g}else{const g=2*Math.sqrt(1+d-n-l);this._w=(o-i)/g,this._x=(s+h)/g,this._y=(u+f)/g,this._z=.25*g}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(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=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(St(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,i),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 n=e._x,i=e._y,s=e._z,o=e._w,l=t._x,u=t._y,h=t._z,f=t._w;return this._x=n*f+o*l+i*h-s*u,this._y=i*f+o*u+s*l-n*h,this._z=s*f+o*h+n*u-i*l,this._w=o*f-n*l-i*u-s*h,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,i=this._y,s=this._z,o=this._w;let l=o*e._w+n*e._x+i*e._y+s*e._z;if(l<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,l=-l):this.copy(e),l>=1)return this._w=o,this._x=n,this._y=i,this._z=s,this;const u=1-l*l;if(u<=Number.EPSILON){const g=1-t;return this._w=g*o+t*this._w,this._x=g*n+t*this._x,this._y=g*i+t*this._y,this._z=g*s+t*this._z,this.normalize(),this}const h=Math.sqrt(u),f=Math.atan2(h,l),d=Math.sin((1-t)*f)/h,p=Math.sin(t*f)/h;return this._w=o*d+this._w*p,this._x=n*d+this._x*p,this._y=i*d+this._y*p,this._z=s*d+this._z*p,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}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()}

5_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class H{constructor(e=0,t=0,n=0){H.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,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(Bv.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Bv.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,o=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*o,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*o,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*o,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,o=e.y,l=e.z,u=e.w,h=2*(o*i-l*n),f=2*(l*t-s*i),d=2*(s*n-o*t);return this.x=t+u*h+o*d-l*f,this.y=n+u*f+l*h-s*d,this.z=i+u*d+s*f-o*h,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,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[10]*i,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=St(this.x,e.x,t.x),this.y=St(this.y,e.y,t.y),this.z=St(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=St(this.x,e,t),this.y=St(this.y,e,t),this.z=St(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(St(n,e,t))}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}

5lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,o=t.x,l=t.y,u=t.z;return this.x=i*u-s*l,this.y=s*o-n*u,this.z=n*l-i*o,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return fd.copy(this).projectOnVector(e),this.sub(fd)}reflect(e){return this.sub(fd.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 n=this.dot(e)/t;return Math.acos(St(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}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,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,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(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,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()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const fd=new H,Bv=new qn;class Qn{constructor(e=new H(1/0,1/0,1/0),t=new H(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Ji.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Ji.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Ji.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let o=0,l=s.count;o<l;o++)e.isMesh===!0?e.getVertexPosition(o,Ji):Ji.fromBufferAttribute(s,o),Ji.applyMatrix4(e.matrixWorld),this.expandByPoint(Ji

5);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Hc.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Hc.copy(n.boundingBox)),Hc.applyMatrix4(e.matrixWorld),this.union(Hc)}const i=e.children;for(let s=0,o=i.length;s<o;s++)this.expandByObject(i[s],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,Ji),Ji.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Ha),Gc.subVectors(this.max,Ha),Io.subVectors(e.a,Ha),Bo.subVectors(e.b,Ha),Po.subVectors(e.c,Ha),qr.subVectors(Bo,Io),Qr.subVectors(Po,Bo),Is.subVectors(Io,Po);let t=[0,-qr.z,qr.y,0,-Qr.z,Qr.y,0,-Is.z,Is.y,qr.z,0,-qr.x,Qr.z,0,-Qr.x,Is.z,0,-Is.x,-qr.y,qr.x,0,-Qr.y,Qr.x,0,-Is.y,Is.x,0];return!dd(t,Io,Bo,Po,Gc)||(t=[1,0,0,0,1,0,0,0,1],!dd(t,Io,Bo,Po,Gc))?!1:(kc.crossVectors(qr,Qr),t=[kc.x,kc.y,kc.z],dd(t,Io,Bo,Po,Gc))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Ji).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Ji).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:(wr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),wr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),wr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),wr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),wr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),wr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),wr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),wr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(wr),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 wr=[new H,new H,new H,new H,new H,new H,new H,new H],Ji=new H,Hc=new Qn,Io=new H,Bo=new H,Po=new H,qr=new H,Qr=new H,Is=new H,Ha=new H,Gc=new H,kc=new H,Bs=new H;function dd(r,e,t,n,i){for(let s=0,o=r.length-3;s<=o;s+=3){Bs.fromArray(r,s);const l=i.x*Math.abs(Bs.x)+i.y*Math.abs(Bs.y)+i.z*Math.abs(Bs.z),u=e.dot(Bs),h=t.dot(Bs),f=n.dot(Bs);if(Math.max(-Math.max(u,h,f),Math.min(u,h,f))>l)return!1}return!0}const dS=new Qn,Ga=new H,pd=new H;class Hn{constructor(e=new H,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 n=this.center;t!==void 0?n.copy(t):dS.setFromPoints(e).getCenter(n);let i=0;for(let s=0,o=e.length;s<o;s++)i=Math.max(i,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){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 n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}

5applyMatrix4(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;Ga.subVectors(e,this.center);const t=Ga.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Ga,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(pd.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Ga.copy(e.center).add(pd)),this.expandByPoint(Ga.copy(e.center).sub(pd))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Cr=new H,md=new H,zc=new H,jr=new H,gd=new H,Vc=new H,vd=new H;class va{constructor(e=new H,t=new H(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,Cr)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Cr.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Cr.copy(this.origin).addScaledVector(this.direction,t),Cr.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){md.copy(e).add(t).multiplyScalar(.5),zc.copy(t).sub(e).normalize(),jr.copy(this.origin).sub(md);const s=e.distanceTo(t)*.5,o=-this.direction.dot(zc),l=jr.dot(this.direction),u=-jr.dot(zc),h=jr.lengthSq(),f=Math.abs(1-o*o);let d,p,g,v;if(f>0)if(d=o*u-l,p=o*l-u,v=s*f,d>=0)if(p>=-v)if(p<=v){const A=1/f;d*=A,p*=A,g=d*(d+o*p+2*l)+p*(o*d+p+2*u)+h}else p=s,d=Math.max(0,-(o*p+l)),g=-d*d+p*(p+2*u)+h;else p=-s,d=Math.max(0,-(o*p+l)),g=-d*d+p*(p+2*u)+h;else p<=-v?(d=Math.max(0,-(-o*s+l)),p=d>0?-s:Math.min(Math.max(-s,-u),s),g=-d*d+p*(p+2*u)+h):p<=v?(d=0,p=Math.min(Math.max(-s,-u),s),g=p*(p+2*u)+h):(d=Math.max(0,-(o*s+l)),p=d>0?s:Math.min(Math.max(-s,-u),s),g=-d*d+p*(p+2*u)+h);else p=o>0?-s:s,d=Math.max(0,-(o*p+l)),g=-d*d+p*(p+2*u)+h;return n&&n.copy(this.origin).addScaledVector(this.direction,d),i&&i.copy(md).addScaledVector(zc,p),g}intersectSphere(e,t){Cr.subVectors(e.center,this.origin);const n=Cr.dot(this.direction),i=Cr.dot(Cr)-n*n,s=e.radius*e.radius;if(i>s)return null;const o=Math.sqrt(s-i),l=n-o,u=n+o;return u<0?null:l<0?this.at(u,t):this.at(l,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 n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,o,l,u;const h=1/this.direction.x,f=1/this.direction.y,d=1/this.direction.z,p=this.origin;return h>=0?(n=(e.min.x-p.x)*h,i=(e.max.x-p.x)*h):(n=(e.max.x-p.x)*h,i=(e.min.x-p.x)*h),f>=0?(s=(e.min.y-p.y)*f,o=(e.max.y-p.y)*f):(s=(e.max.y-p.y)*f,o=(e.min.y-p.y)*f),n>o||s>i||((s>n||isNaN(n))&&(n=s),(o<i||isNaN(i))&&(i=o),d>=0?(l=(e.min.z-p.z)*d,u=(e.max.z-p.z)*d):(l=(e.max.z-p.z)*d,u=(e.min.z-p.z)*d),n>u||l>i)||((l>n||n!==n)&&(n=l),(u<i||i!==i)&&(i=u),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Cr)!==null}intersectTriangle(e,t,n,i,s){gd.subVectors(t,e),Vc.subVectors(n,e),vd.crossVectors(gd,Vc);let o=this.direction.dot(vd),l;if(o>0){if(i)return null;l=1}else if(o<0)l=-1,o=-o;else return null;jr.subVectors(this.origin,e);const u=l*this.direction.dot(Vc.crossVectors(jr,Vc));if(u<0)return null;const h=l*this.direction.dot(gd.cross(jr));if(h<0||u+h>o)return null;const f=-l*jr.dot(vd);return f<0?null:this.at(f/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 gt{constructor(e,t,n,i,s,o,l,u,h,f,d,p,g,v,A,x){gt.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,o,l,u,h,f,d,p,g,v,A,x)}set(e,t,n,i,s,o,l,u,h,f,d,p,g,v,A,x){const _=this.elements;return _[0]=e,_[4]=t,_[8]=n,_[12]=i,_[1]=s,_[5]=o,_[9]=l,_[13]=u,_[2]=h,_[6]=f,_[10]=d,_[14]=p,_[3]=g,_[7]=v,_[11]=A,_[15]=x,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 gt().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[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,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/Do.setFromMatrixColumn(e,0).length(),s=1/Do.setFromMatrixColumn(e,1).length(),o=1/Do.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*o,t[9]=n[9]*o,t[10]=n[10]*o,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,o=Math.cos(n),l=Math.sin(n),u=Math.cos(i),h=Math.sin(i),f=Math.cos(s),d=Math.sin(s);if(e.order==="XYZ"){const p=o*f,g=o*d,v=l*f,A=l*d;t[0]=u*f,t[4]=-u*d,t[8]=h,t[1]=g+v*h,t[5]=p-A*h,t[9]=-l*u,t[2]=A-p*h,t[6]=v+g*h,t[10]=o*u}else if(e.order==="YXZ"){const p=u*f,g=u*d,v=h*f,A=h*d;t[0]=p+A*l,t[4]=v*l-g,t[8]=o*h,t[1]=o*d,t[5]=o*f,t[9]=-l,t[2]=g*l-v,t[6]=A+p*l,t[10]=o*u}else if(e.order==="ZXY"){const p=u*f,g=u*d,v=h*f,A=h*d;t[0]=p-A*l,t[4]=-o*d,t[8]=v+g*l,t[1]=g+v*l,t[5]=o*f,t[9]=A-p*l,t[2]=-o*h,t[6]=l,t[10]=o*u}else if(e.order==="ZYX"){const p=o*f,g=o*d,v=l*f,A=l*d;t[0]=u*f,t[4]=v*h-g,t[8]=p*h+A,t[1]=u*d,t[5]=A*h+p,t[9]=g*h-v,t[2]=-h,t[6]=l*u,t[10]=o*u}else if(e.order==="YZX"){const p=o*u,g=o*h,v=l*u,A=l*h;t[0]=u*f,t[4]=A-p*d,t[8]=v*d+g,t[1]=d,t[5]=o*f,t[9]=-l*f,t[2]=-h*f,t[6]=g*d+v,t[10]=p-A*d}else if(e.order==="XZY"){const p=o*u,g=o*h,v=l*u,A=l*h;t[0]=u*f,t[4]=-d,t[8]=h*f,t[1]=p*d+A,t[5]=o*f,t[9]=g*d-v,t[2]=v*d-g,t[6]=l*f,t[10]=A*d+p}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(pS,e,mS)}lookAt(e,t,n){const i=this.elements;return Ei.subVectors(e,t),Ei.lengthSq()===0&&(Ei.z=1),Ei.normalize(),$r.crossVectors(n,Ei),$r.lengthSq()===0&&(Math.abs(n.z)===1?Ei.x+=1e-4:Ei.z+=1e-4,Ei.normalize(),$r.crossVectors(n,Ei)),$r.normalize(),Wc.crossVectors(Ei,$r),i[0]=$r.x,i[4]=Wc.x,i[8]=Ei.x,i[1]=$r.y,i[5]=Wc.y,i[9]=Ei.y,i[2]=$r.z,i[6]=Wc.z,i[10]=Ei.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,o=n[0],l=n[4],u=n[8],h=n[12],f=n[1],d=n[5],p=n[9],g=n[13],v=n[2],A=n[6],x=n[10],_=n[14],S=n[3],E=n[7],w=n[11],L=n[15],B=i[0],F=i[4],D=i[8],T=i[12],b=i[1],N=i[5],Y=i[9],K=i[13],Q=i[2],oe=i[6],ee=i[10],Me=i[14],G=i[3],te=i[7],q=i[11],ce=i[15];return s[0]=o*B+l*b+u*Q+h*G,s[4]=o*F+l*N+u*oe+h*te,s[8]=o*D+l*Y+u*ee+h*q,s[12]=o*T+l*K+u*Me+h*ce,s[1]=f*B+d*b+p*Q+g*G,s[5]=f*F+d*N+p*oe+g*te,s[9]=f*D+d*Y+p*ee+g*q,s[13]=f*T+d*K+p*Me+g*ce,s[2]=v*B+A*b+x*Q+_*G,s[6]=v*F+A*N+x*oe+_*te,s[10]=v*D+A*Y+x*ee+_*q,s[14]=v*T+A*K+x*Me+_*ce,s[3]=S*B+E*b+w*Q+L*G,s[7]=S*F+E*N+w*oe+L*te,s[11]=S*D+E*Y+w*ee+L*q,s[15]=S*T+E*K+w*Me+L*ce,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],n=e[4],i=e[8],s=e[12],o=e[1],l=e[5],u=e[9],h=e[13],f=e[2],d=e[6],p=e[10],g=e[14],v=e[3],A=e[7],x=e[11],_=e[15];return v*(+s*u*d-i*h*d-s*l*p+n*h*p+i*l*g-n*u*g)+A*(+t*u*g-t*h*p+s*o*p-i*o*g+i*h*f-s*u*f)+x*(+t*h*d-t*l*g-s*o*d+n*o*g+s*l*f-n*h*f)+_*(-i*l*f-t*u*d+t*l*p+i*o*d-n*o*p+n*u*f)}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,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],o=e[4],l=e[5],u=e[6],h=e[7],f=e[8],d=e[9],p=e[10],g=e[11],v=e[12],A=e[13],x=e[14],_=e[15],S=d*x*h-A*p*h+A*u*g-l*x*g-d*u*_+l*p*_,E=v*p*h-f*x*h-v*u*g+o*x*g+f*u*_-o*p*_,w=f*A*h-v*d*h+v*l*g-o*A*g-f*l*_+o*d*_,L=v*d*u-f*A*u-v*l*p+o*A*p+f*l*x-o*d*x,B=t*S+n*E+i*w+s*L;if(B===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const F=1/B;return e[0]=S*F,e[1]=(A*p*s-d*x*s-A*i*g+n*x*g+d*i*_-n*p*_)*F,e[2]=(l*x*s-A*u*s+A*i*h-n*x*h-l*i*_+n*u*_)*F,e[3]=(d*u*s-l*p*s-d*i*h+n*p*h+l*i*g-n*u*g)*F,e[4]=E*F,e[5]=(f*x*s-v*p*s+v*i*g-t*x*g-f*i*_+t*p*_)*F,e[6]=(v*u*s-o*x*s-v*i*h+t*x*h+o*i*_-t*u*_)*F,e[7]=(o*p*s-f*u*s+f*i*h-t*p*h-o*i*g+t*u*g)*F,e[8]=w*F,e[9]=(v*d*s-f*A*s-v*n*g+t*A*g+f*n*_-t*d*_)*F,e[10]=(o*A*s-v*l*s+v*n*h-t*A*h-o*n*_+t*l*_)*F,e[11]=(f*l*s-o*d*s-f*n*h+t*d*h+o*n*g-t*l*g)*F,e[12]=L*F,e[13]=(f*A*i-v*d*i+v*n*p-t*A*p-f*n*x+t*d*x)*F,e[14]=(v*l*i-o*A*i-v*n*u+t*A*u+o*n*x-t*l*x)*F,e[15]=(o*d*i-f*l*i+f*n*u-t*d*u-o*n*p+t*l*p)*F,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),s=1-n,o=e.x,l=e.y,u=e.z,h=s*o,f=s*l;return this.set(h*o+n,h*l-i*u,h*u+i*l,0,h*l+i*u,f*l+n,f*u-i*o,0,h*u-i*l,f*u+i*o,s*u*u+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,o){return this.set(1,n,s,0,e,1,o,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,o=t._y,l=t._z,u=t._w,h=s+s,f=o+o,d=l+l,p=s*h,g=s*f,v=s*d,A=o*f,x=o*d,_=l*d,S=u*h,E=u*f,w=u*d,L=n.x,B=n.y,F=n.z;return i[0]=(1-(A+_))*L,i[1]=(g+w)*L,i[2]=(v-E)*L,i[3]=0,i[4]=(g-w)*B,i[5]=(1-(p+_))*B,i[6]=(x+S)*B,i[7]=0,i[8]=(v+E)*F,i[9]=(x-S)*F,i[10]=(1-(p+A))*F,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let s=Do.set(i[0],i[1],i[2]).length();const o=Do.set(i[4],i[5],i[6]).length(),l=Do.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],Yi.copy(this);const h=1/s,f=1/o,d=1/l;return Yi.elements[0]*=h,Yi.elements[1]*=h,Yi.elements[2]*=h,Yi.elements[4]*=f,Yi.elements[5]*=f,Yi.elements[6]*=f,Yi.elements[8]*=d,Yi.elements[9]*=d,Yi.elements[10]*=d,t.setFromRotationMatrix(Yi),n.x=s,n.y=o,n.z=l,this}makePerspective(e,t,n,i,s,o,l=ji){const u=this.elements,h=2*s/(t-e),f=2*s/(n-i),d=(t+e)/(t-e),p=(n+i)/(n-i);let g,v;if(l===ji)g=-(o+s)/(o-s),v=-2*o*s/(o-s);else if(l===yl)g=-o/(o-s),v=-o*s/(o-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+l);return u[0]=h,u[4]=0,u[8]=d,u[12]=0,u[1]=0,u[5]=f,u[9]=p,u[13]=0,u[2]=0,u[6]=0,u[10]=g,u[14]=v,u[3]=0,u[7]=0,u[11]=-1,u[15]=0,this}makeOrthographic(e,t,n,i,s,o,l=ji){const u=this.elements,h=1/(t-e),f=1/(n-i),d=1/(o-s),p=(t+e)*h,g=(n+i)*f;let v,A;if(l===ji)v=(o+s)*d,A=-2*d;else if(l===yl)v=s*d,A=-1*d;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+l);return u[0]=2*h,u[4]=0,u[8]=0,u[12]=-p,u[1]=0,u[5]=2*f,u[9]=0,u[13]=-g,u[2]=0,u[6]=0,u[10]=A,u[14]=-v,u[3]=0,u[7]=0,u[11]=0,u[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Do=new H,Yi=new gt,pS=new H(0,0,0),mS=new H(1,1,1),$r=new H,Wc=new H,Ei=new H,Pv=new gt,Dv=new qn;class Ti{constructor(e=0,t=0,n=0,i=Ti.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,s=i[0],o=i[4],l=i[8],u=i[1],h=i[5],f=i[9],d=i[2],p=i[6],g=i[10];switch(t){case"XYZ":this._y=Math.asin(St(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-f,g),this._z=Math.atan2(-o,s)):(this._x=Math.atan2(p,h),this._z=0);break;case"YXZ":this._x=Math.asin(-St(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(l,g),this._z=Math.atan2(u,h)):(this._y=Math.atan2(-d,s),this._z=0);break;case"ZXY":this._x=Math.asin(St(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-d,g),this._z=Math.atan2(-o,h)):(this._y=0,this._z=Math.atan2(u,s));break;case"ZYX":this._y=Math.asin(-St(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(p,g),this._z=Math.atan2(u,s)):(this._x=0,this._z=Math.atan2(-o,h));break;case"YZX":this._z=Math.asin(St(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(-f,h),this._y=Math.atan2(-d,s)):(this._x=0,this._y=Math.atan2(l,g));break;case"XZY":this._z=Math.asin(-St(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,h),this._y=Math.atan2(l,s)):(this._x=Math.atan2(-f,g),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Pv.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Pv,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Dv.setFromEuler(this),this.setFromQuaternion(Dv,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}}Ti.DEFAULT_ORDER="XYZ";class no{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 gS=0;const Lv=new H,Lo=new qn,Tr=new gt,Xc=new H,ka=new H,vS=new H,_S=new qn,Fv=new H(1,0,0),Uv=new H(0,1,0),Nv=new H(0,0,1),Ov={type:"added"},yS={type:"removed"},Fo={type:"childadded",child:null},_d={type:"childremoved",child:null};class zt extends vr{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:gS++}),this.uuid=Ci(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=zt.DEFAULT_UP.clone();const e=new H,t=new Ti,n=new qn,i=new H(1,1,1);function s(){n.setFromEuler(t,!1)}function o(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._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:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new gt},normalMatrix:{value:new bt}}),this.matrix=new gt,this.matrixWorld=new gt,this.matrixAutoUpdate=zt.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=zt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new no,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}

5setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Lo.setFromAxisAngle(e,t),this.quaternion.multiply(Lo),this}rotateOnWorldAxis(e,t){return Lo.setFromAxisAngle(e,t),this.quaternion.premultiply(Lo),this}rotateX(e){return this.rotateOnAxis(Fv,e)}rotateY(e){return this.rotateOnAxis(Uv,e)}rotateZ(e){return this.rotateOnAxis(Nv,e)}translateOnAxis(e,t){return Lv.copy(e).applyQuaternion(this.quaternion),this.position.add(Lv.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Fv,e)}translateY(e){return this.translateOnAxis(Uv,e)}translateZ(e){return this.translateOnAxis(Nv,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Tr.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Xc.copy(e):Xc.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),ka.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Tr.lookAt(ka,Xc,this.up):Tr.lookAt(Xc,ka,this.up),this.quaternion.setFromRotationMatrix(Tr),i&&(Tr.extractRotation(i.matrixWorld),Lo.setFromRotationMatrix(Tr),this.quaternion.premultiply(Lo.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Ov),Fo.child=e,this.dispatchEvent(Fo),Fo.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(yS),_d.child=e,this.dispatchEvent(_d),_d.child=null),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),Tr.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Tr.multiply(e.parent.matrixWorld)),e.applyMatrix4(Tr),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Ov),Fo.child=e,this.dispatchEvent(Fo),Fo.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const o=this.children[n].getObjectByProperty(e,t);if(o!==void 0)return o}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let s=0,o=i.length;s<o;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ka,e,vS),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ka,_S,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 n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].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.matrixWorldAutoUpdate===!0&&(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 n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix

5):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const i=this.children;for(let s=0,o=i.length;s<o;s++)i[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(l=>({boxInitialized:l.boxInitialized,boxMin:l.box.min.toArray(),boxMax:l.box.max.toArray(),sphereInitialized:l.sphereInitialized,sphereRadius:l.sphere.radius,sphereCenter:l.sphere.center.toArray()})),i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),this.boundingBox!==null&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()}));function s(l,u){return l[u.uuid]===void 0&&(l[u.uuid]=u.toJSON(e)),u.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const l=this.geometry.parameters;if(l!==void 0&&l.shapes!==void 0){const u=l.shapes;if(Array.isArray(u))for(let h=0,f=u.length;h<f;h++){const d=u[h];s(e.shapes,d)}else s(e.shapes,u)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const l=[];for(let u=0,h=this.material.length;u<h;u++)l.push(s(e.materials,this.material[u]));i.material=l}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let l=0;l<this.children.length;l++)i.children.push(this.children[l].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let l=0;l<this.animations.length;l++){const u=this.animations[l];i.animations.push(s(e.animations,u))}}if(t){const l=o(e.geometries),u=o(e.materials),h=o(e.textures),f=o(e.images),d=o(e.shapes),p=o(e.skeletons),g=o(e.animations),v=o(e.nodes);l.length>0&&(n.geometries=l),u.length>0&&(n.materials=u),h.length>0&&(n.textures=h),f.length>0&&(n.images=f),d.length>0&&(n.shapes=d),p.length>0&&(n.skeletons=p),g.length>0&&(n.animations=g),v.length>0&&(n.nodes=v)}return n.object=i,n;function o(l){const u=[];for(const h in l){const f=l[h];delete f.metadata,u.push(f)}return u}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}zt.DEFAULT_UP=new H(0,1,0);zt.DEFAULT_MATRIX_AUTO_UPDATE=!0;zt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Ki=new H,br=new H,yd=new H,Rr=new H,Uo=new H,No=new H,Hv=new H,xd=new H,Ad=new H,Md=new H,Sd=new Jt,Ed=new Jt,wd=new Jt;class pi{constructor(e=new H,t=new H,n=new H){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),Ki.subVectors(e,t),i.cross(Ki);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){Ki.subVectors(i,t),br.subVectors(n,t),yd.subVectors(e,t);const o=Ki.dot(Ki),l=Ki.dot(br),u=Ki.dot(yd),h=br.dot(br),f=br.dot(yd),d=o*h-l*l;if(d===0)return s.set(0,0,0),null;const p=1/d,g=(h*u-l*f)*p,v=(o*f-l*u)*p;return s.set(1-g-v,v,g)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Rr)===null?!1:Rr.x>=0&&Rr.y>=0&&Rr.x+Rr.y<=1}static getInterpolation(e,t,n,i,s,o,l,u){return this.getBarycoord(e,t,n,i,Rr)===null?(u.x=0,u.y=0,"z"in u&&(u.z=0),"w"in u&&(u.w=0),null):(u.setScalar(0),u.addScaledVector(s,Rr.x),u.addScaledVector(o,Rr.y

5),u.addScaledVector(l,Rr.z),u)}static getInterpolatedAttribute(e,t,n,i,s,o){return Sd.setScalar(0),Ed.setScalar(0),wd.setScalar(0),Sd.fromBufferAttribute(e,t),Ed.fromBufferAttribute(e,n),wd.fromBufferAttribute(e,i),o.setScalar(0),o.addScaledVector(Sd,s.x),o.addScaledVector(Ed,s.y),o.addScaledVector(wd,s.z),o}static isFrontFacing(e,t,n,i){return Ki.subVectors(n,t),br.subVectors(e,t),Ki.cross(br).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Ki.subVectors(this.c,this.b),br.subVectors(this.a,this.b),Ki.cross(br).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return pi.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return pi.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,i,s){return pi.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return pi.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return pi.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,s=this.c;let o,l;Uo.subVectors(i,n),No.subVectors(s,n),xd.subVectors(e,n);const u=Uo.dot(xd),h=No.dot(xd);if(u<=0&&h<=0)return t.copy(n);Ad.subVectors(e,i);const f=Uo.dot(Ad),d=No.dot(Ad);if(f>=0&&d<=f)return t.copy(i);const p=u*d-f*h;if(p<=0&&u>=0&&f<=0)return o=u/(u-f),t.copy(n).addScaledVector(Uo,o);Md.subVectors(e,s);const g=Uo.dot(Md),v=No.dot(Md);if(v>=0&&g<=v)return t.copy(s);const A=g*h-u*v;if(A<=0&&h>=0&&v<=0)return l=h/(h-v),t.copy(n).addScaledVector(No,l);const x=f*v-g*d;if(x<=0&&d-f>=0&&g-v>=0)return Hv.subVectors(s,i),l=(d-f)/(d-f+(g-v)),t.copy(i).addScaledVector(Hv,l);const _=1/(x+A+p);return o=A*_,l=p*_,t.copy(n).addScaledVector(Uo,o).addScaledVector(No,l)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Iy={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},es={h:0,s:0,l:0},Jc={h:0,s:0,l:0};function Cd(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 Ye{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=si){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Xt.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=Xt.workingColorSpace){return this.r=e,this.g=t,this.b=n,Xt.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=Xt.workingColorSpace){if(e=$p(e,1),t=St(t,0,1),n=St(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,o=2*n-s;this.r=Cd(o,s,e+1/3),this.g=Cd(o,s,e),this.b=Cd(o,s,e-1/3)}return Xt.toWorkingColorSpace(this,i),this}setStyle(e,t=si){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const o=i[1],l=i[2];switch(o){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(l))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(l))return n(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*)?$/.exec(l))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[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=si){const n=Iy[e.toLowerCase()];return n!==void 0?this.setHex(n,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=Ur(e.r),this.g=Ur(e.g),this.b=Ur(e.b),this}copyLinearToSRGB(e){return this.r=ea(e.r),this.g=ea(e.g),this.b=ea(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=si){return Xt.fromWorkingColorSpace(Kn.copy(this),e),Math.round(St(Kn.r*255,0,255))*65536+Math.round(St(Kn.g*255,0,255))*256+Math.round(St(Kn.b*255,0,255))}getHexString(e=si){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Xt.workingColorSpace){Xt.fromWorkingColorSpace(Kn.copy(this),t);const n=Kn.r,i=Kn.g,s=Kn.b,o=Math.max(n,i,s),l=Math.min(n,i,s);let u,h;const f=(l+o)/2;if(l===o)u=0,h=0;else{const d=o-l;switch(h=f<=.5?d/(o+l):d/(2-o-l),o){case n:u=(i-s)/d+(i<s?6:0);break;

5case i:u=(s-n)/d+2;break;case s:u=(n-i)/d+4;break}u/=6}return e.h=u,e.s=h,e.l=f,e}getRGB(e,t=Xt.workingColorSpace){return Xt.fromWorkingColorSpace(Kn.copy(this),t),e.r=Kn.r,e.g=Kn.g,e.b=Kn.b,e}getStyle(e=si){Xt.fromWorkingColorSpace(Kn.copy(this),e);const t=Kn.r,n=Kn.g,i=Kn.b;return e!==si?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL(es),this.setHSL(es.h+e,es.s+t,es.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(es),e.getHSL(Jc);const n=hl(es.h,Jc.h,t),i=hl(es.s,Jc.s,t),s=hl(es.l,Jc.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Kn=new Ye;Ye.NAMES=Iy;let xS=0;class Rn extends vr{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:xS++}),this.uuid=Ci(),this.name="",this.type="Material",this.blending=eo,this.side=dr,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=ku,this.blendDst=zu,this.blendEquation=ls,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ye(0,0,0),this.blendAlpha=0,this.depthFunc=ro,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=wp,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Ws,this.stencilZFail=Ws,this.stencilZPass=Ws,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};

5n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==eo&&(n.blending=this.blending),this.side!==dr&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==ku&&(n.blendSrc=this.blendSrc),this.blendDst!==zu&&(n.blendDst=this.blendDst),this.blendEquation!==ls&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==ro&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==wp&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ws&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Ws&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Ws&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){const o=[];for(const l in s){const u=s[l];delete u.metadata,o.push(u)}return o}if(t){const s=i(e.textures),o=i(e.images);s.length>0&&(n.textures=s),o.length>0&&(n.images=o)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipSh

5adows,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++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class mi extends Rn{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Ye(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Ti,this.combine=Il,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const Dr=AS();function AS(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let u=0;u<256;++u){const h=u-127;h<-27?(n[u]=0,n[u|256]=32768,i[u]=24,i[u|256]=24):h<-14?(n[u]=1024>>-h-14,n[u|256]=1024>>-h-14|32768,i[u]=-h-1,i[u|256]=-h-1):h<=15?(n[u]=h+15<<10,n[u|256]=h+15<<10|32768,i[u]=13,i[u|256]=13):h<128?(n[u]=31744,n[u|256]=64512,i[u]=24,i[u|256]=24):(n[u]=31744,n[u|256]=64512,i[u]=13,i[u|256]=13)}const s=new Uint32Array(2048),o=new Uint32Array(64),l=new Uint32Array(64);for(let u=1;u<1024;++u){let h=u<<13,f=0;for(;(h&8388608)===0;)h<<=1,f-=8388608;h&=-8388609,f+=947912704,s[u]=h|f}for(let u=1024;u<2048;++u)s[u]=939524096+(u-1024<<13);for(let u=1;u<31;++u)o[u]=u<<23;o[31]=1199570944,o[32]=2147483648;for(let u=33;u<63;++u)o[u]=2147483648+(u-32<<23);o[63]=3347054592;for(let u=1;u<64;++u)u!==32&&(l[u]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:o,offsetTable:l}}function di(r){Math.abs(r)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),r=St(r,-65504,65504),Dr.floatView[0]=r;const e=Dr.uint32View[0],t=e>>23&511;return Dr.baseTable[t]+((e&8388607)>>Dr.shiftTable[t])}function nl(r){const e=r>>10;return Dr.uint32View[0]=Dr.mantissaTable[Dr.offsetTable[e]+(r&1023)]+Dr.exponentTable[e],Dr.floatView[0]}class qs{static toHalfFloat(e){return di(e)}static fromHalfFloat(e){return nl(e)}}const wn=new H,Yc=new be;let MS=0;class Yt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:MS++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=_l,this.updateRanges=[],this.gpuType=dn,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)Yc.fromBufferAttribute(this,t),Yc.applyMatrix3(e),this.setXY(t,Yc.x,Yc.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)wn.fromBufferAttribute(this,t),wn.applyMatrix3(e),this.setXYZ(t,wn.x,wn.y,wn.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)wn.fromBufferAttribute(this,t),wn.applyMatrix4(e),this.setXYZ(t,wn.x,wn.y,wn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)wn.fromBufferAttribute(this,t),wn.applyNormalMatrix(e),this.setXYZ(t,wn.x,wn.y,wn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)wn.fromBufferAttribute(this,t),wn.transformDirection(e),this.setXYZ(t,wn.x,wn.y,wn.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=oi(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=Pt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=oi(t,this.array)),t}setX(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=oi(t,this.array)),t}setY(e,t){return this.normalized&&(t=Pt(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=oi(t,this.array)),t}setZ(e,t){return this.normalized&&(t=Pt(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=oi(t,this.array)),t}setW(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array),s=Pt(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}

5onUpload(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!==_l&&(e.usage=this.usage),e}}class SS extends Yt{constructor(e,t,n){super(new Int8Array(e),t,n)}}class ES extends Yt{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class wS extends Yt{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class CS extends Yt{constructor(e,t,n){super(new Int16Array(e),t,n)}}class em extends Yt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class TS extends Yt{constructor(e,t,n){super(new Int32Array(e),t,n)}}class tm extends Yt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class bS extends Yt{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=nl(this.array[e*this.itemSize]);return this.normalized&&(t=oi(t,this.array)),t}setX(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize]=di(t),this}getY(e){let t=nl(this.array[e*this.itemSize+1]);return this.normalized&&(t=oi(t,this.array)),t}setY(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize+1]=di(t),this}getZ(e){let t=nl(this.array[e*this.itemSize+2]);return this.normalized&&(t=oi(t,this.array)),t}setZ(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize+2]=di(t),this}getW(e){let t=nl(this.array[e*this.itemSize+3]);return this.normalized&&(t=oi(t,this.array)),t}setW(e,t){return this.normalized&&(t=Pt(t,this.array)),this.array[e*this.itemSize+3]=di(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array)),this.array[e+0]=di(t),this.array[e+1]=di(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array)),this.array[e+0]=di(t),this.array[e+1]=di(n),this.array[e+2]=di(i),this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array),s=Pt(s,this.array)),this.array[e+0]=di(t),this.array[e+1]=di(n),this.array[e+2]=di(i),this.array[e+3]=di(s),this}}class at extends Yt{constructor(e,t,n){super(new Float32Array(e),t,n)}}let RS=0;const Ui=new gt,Td=new zt,Oo=new H,wi=new Qn,za=new Qn,Fn=new H;class Rt extends vr{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:RS++}),this.uuid=Ci(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Ty(e)?tm:em)(e,1):this.index=e,this}setIndirect(e){return this.indirect=e,this}getIndirect(){return this.indirect}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new bt().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return Ui.makeRotationFromQuaternion(e),this.applyMatrix4(Ui),this}rotateX(e){return Ui.makeRotationX(e),this.applyMatrix4(Ui),this}rotateY(e){return Ui.makeRotationY(e),this.applyMatrix4(Ui),this}rotateZ(e){return Ui.makeRotationZ(e),this.applyMatrix4(Ui),this}translate(e,t,n){return Ui.makeTranslation(e,t,n),this.applyMatrix4(Ui),this}scale(e,t,n){return Ui.makeScale(e,t,n),this.applyMatrix4(Ui),this}lookAt(e){return Td.lookAt(e),Td.updateMatrix(),this.applyMatrix4(Td.matrix

5),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Oo).negate(),this.translate(Oo.x,Oo.y,Oo.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const n=[];for(let i=0,s=e.length;i<s;i++){const o=e[i];n.push(o.x,o.y,o.z||0)}this.setAttribute("position",new at(n,3))}else{const n=Math.min(e.length,t.count);for(let i=0;i<n;i++){const s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Qn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new H(-1/0,-1/0,-1/0),new H(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const s=t[n];wi.setFromBufferAttribute(s),this.morphTargetsRelative?(Fn.addVectors(this.boundingBox.min,wi.min),this.boundingBox.expandByPoint(Fn),Fn.addVectors(this.boundingBox.max,wi.max),this.boundingBox.expandByPoint(Fn)):(this.boundingBox.expandByPoint(wi.min),this.boundingBox.expandByPoint(wi.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 Hn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new H,1/0);return}if(e){const n=this.boundingSphere.center;if(wi.setFromBufferAttribute(e),t)for(let s=0,o=t.length;s<o;s++){const l=t[s];za.setFromBufferAttribute(l),this.morphTargetsRelative?(Fn.addVectors(wi.min,za.min),wi.expandByPoint(Fn),Fn.addVectors(wi.max,za.max),wi.expandByPoint(Fn)):(wi.expandByPoint(za.min),wi.expandByPoint(za.max))}wi.getCenter(n);let i=0;for(let s=0,o=e.count;s<o;s++)Fn.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(Fn));if(t)for(let s=0,o=t.length;s<o;s++){const l=t[s],u=this.morphTargetsRelative;for(let h=0,f=l.count;h<f;h++)Fn.fromBufferAttribute(l,h),u&&(Oo.fromBufferAttribute(e,h),Fn.add(Oo)),i=Math.max(i,n.distanceToSquared(Fn))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){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 n=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Yt(new Float32Array(4*n.count),4));const o=this.getAttribute("tangent"),l=[],u=[];for(let D=0;D<n.count;D++)l[D]=new H,u[D]=new H;const h=new H,f=new H,d=new H,p=new be,g=new be,v=new be,A=new H,x=new H;function _(D,T,b){h.fromBufferAttribute(n,D),f.fromBufferAttribute(n,T),d.fromBufferAttribute(n,b),p.fromBufferAttribute(s,D),g.fromBufferAttribute(s,T),v.fromBufferAttribute(s,b),f.sub(h),d.sub(h),g.sub(p),v.sub(p);const N=1/(g.x*v.y-v.x*g.y);isFinite(N)&&(A.copy(f).multiplyScalar(v.y).addScaledVector(d,-g.y).multiplyScalar(N),x.copy(d).multiplyScalar(g.x).addScaledVector(f,-v.x).multiplyScalar(N),l[D].add(A),l[T].add(A),l[b].add(A),u[D].add(x),u[T].add(x),u[b].add(x))}let S=this.groups;S.length===0&&(S=[{start:0,count:e.count}]);for(let D=0,T=S.length;D<T;++D){const b=S[D],N=b.start,Y=b.count;for(let K=N,Q=N+Y;K<Q;K+=3)_(e.getX(K+0),e.getX(K+1),e.getX(K+2))}const E=new H,w=new H,L=new H,B=new H;function F(D){L.fromBufferAttribute(i,D),B.copy(L);const T=l[D];E.copy(T),E.sub(L.multiplyScalar(L.dot(T))).normalize(),w.crossVectors(B,T);const N=w.dot(u[D])<0?-1:1;o.setXYZW(D,E.x,E.y,E.z,N)}for(let D=0,T=S.length;D<T;++D){const b=S[D],N=b.start,Y=b.count;for(let K=N,Q=N+Y;K<Q;

5K+=3)F(e.getX(K+0)),F(e.getX(K+1)),F(e.getX(K+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Yt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let p=0,g=n.count;p<g;p++)n.setXYZ(p,0,0,0);const i=new H,s=new H,o=new H,l=new H,u=new H,h=new H,f=new H,d=new H;if(e)for(let p=0,g=e.count;p<g;p+=3){const v=e.getX(p+0),A=e.getX(p+1),x=e.getX(p+2);i.fromBufferAttribute(t,v),s.fromBufferAttribute(t,A),o.fromBufferAttribute(t,x),f.subVectors(o,s),d.subVectors(i,s),f.cross(d),l.fromBufferAttribute(n,v),u.fromBufferAttribute(n,A),h.fromBufferAttribute(n,x),l.add(f),u.add(f),h.add(f),n.setXYZ(v,l.x,l.y,l.z),n.setXYZ(A,u.x,u.y,u.z),n.setXYZ(x,h.x,h.y,h.z)}else for(let p=0,g=t.count;p<g;p+=3)i.fromBufferAttribute(t,p+0),s.fromBufferAttribute(t,p+1),o.fromBufferAttribute(t,p+2),f.subVectors(o,s),d.subVectors(i,s),f.cross(d),n.setXYZ(p+0,f.x,f.y,f.z),n.setXYZ(p+1,f.x,f.y,f.z),n.setXYZ(p+2,f.x,f.y,f.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Fn.fromBufferAttribute(e,t),Fn.normalize(),e.setXYZ(t,Fn.x,Fn.y,Fn.z)}toNonIndexed(){function e(l,u){const h=l.array,f=l.itemSize,d=l.normalized,p=new h.constructor(u.length*f);let g=0,v=0;for(let A=0,x=u.length;A<x;A++){l.isInterleavedBufferAttribute?g=u[A]*l.data.stride+l.offset:g=u[A]*f;for(let _=0;_<f;_++)p[v++]=h[g++]}return new Yt(p,f,d)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Rt,n=this.index.array,i=this.attributes;for(const l in i){const u=i[l],h=e(u,n);t.setAttribute(l,h)}const s=this.morphAttributes;for(const l in s){const u=[],h=s[l];for(let f=0,d=h.length;f<d;f++){const p=h[f],g=e(p,n);u.push(g)}t.morphAttributes[l]=u}t.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let l=0,u=o.length;l<u;l++){const h=o[l];t.addGroup(h.start,h.count,h.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 u=this.parameters;for(const h in u)u[h]!==void 0&&(e[h]=u[h]);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 n=this.attributes;for(const u in n){const h=n[u];e.data.attributes[u]=h.toJSON(e.data)}const i={};let s=!1;for(const u in this.morphAttributes){const h=this.morphAttributes[u],f=[];for(let d=0,p=h.length;d<p;d++){const g=h[d];f.push(g.toJSON(e.data))}f.length>0&&(i[u]=f,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(e.data.groups=JSON.parse(JSON.stringify(o)));const l=this.boundingSphere;return l!==null&&(e.data.boundingSphere={center:l.center.toArray(),radius:l.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 n=e.index;n!==null&&this.setIndex(n.clone());const i=e.attributes;for(const h in i){const f=i[h];this.setAttribute(h,f.clone(t))}const s=e.morphAttributes;for(const h in s){const f=[],d=s[h];for(let p=0,g=d.length;p<g;p++)f.push(d[p].clone(t));this.morphAttributes[h]=f}this.morphTargetsRelative=e.morphTargetsRelative;const o=e.groups;for(let h=0,f=o.length;h<f;h++){const d=o[h];this.addGroup(d.start,d.count,d.materialIndex)}const l=e.boundingBox;l!==null&&(this.boundingBox=l.clone());const u=e.boundingSphere;return u!==null&&(this.boundingSphere=u.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Gv=new gt,Ps=new va,Kc=new Hn,kv=new H,Zc=new H,qc=new H,Qc=new H,bd=new H,jc=new H,zv=new H,$c=new H;class un extends zt{constructor(e=new Rt,t=new mi){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,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,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const l=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,o=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const l=this.morphTargetInfluences;if(s&&l){jc.set(0,0,0);for(let u=0,h=s.length;u<h;u++){const f=l[u],d=s[u];f!==0&&(bd.fromBufferAttribute(d,e),o?jc.addScaledVector(bd,f):jc.addScaledVector(bd.sub(t),f))}t.add(jc)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),Kc.copy(n.boundingSphere),Kc.applyMatrix4(s),Ps.copy(e.ray).recast(e.near),!(Kc.containsPoint(Ps.origin)===!1&&(Ps.intersectSphere(Kc,kv)===null||Ps.origin.distanceToSquared(kv)>(e.far-e.near)**2))&&(Gv.copy(s).invert(),Ps.copy(e.ray).applyMatrix4(Gv),!(n.boundingBox!==null&&Ps.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,Ps)))}_computeIntersections(e,t,n){let i;const s=this.geometry,o=this.material,l=s.index,u=s.attributes.position,h=s.attributes.uv,f=s.attributes.uv1,d=s.attributes.normal,p=s.groups,g=s.drawRange;if(l!==null)if(Array.isArray(o))for(let v=0,A=p.length;v<A;v++){const x=p[v],_=o[x.materialIndex],S=Math.max(x.start,g.start),E=Math.min(l.count,Math.min(x.start+x.count,g.start+g.count));for(let w=S,L=E;w<L;w+=3){const B=l.getX(w),F=l.getX(w+1),D=l.getX(w+2);i=eu(this,_,e,n,h,f,d,B,F,D),i&&(i.faceIndex=Math.floor(w/3),i.face.materialIndex=x.materialIndex,t.push(i))}}else{const v=Math.max(0,g.start),A=Math.min(l.count,g.start+g.count);for(let x=v,_=A;x<_;x+=3){const S=l.getX(x),E=l.getX(x+1),w=l.getX(x+2);i=eu(this,o,e,n,h,f,d,S,E,w),i&&(i.faceIndex=Math.floor(x/3),t.push(i))}}else if(u!==void 0)if(Array.isArray(o))for(let v=0,A=p.length;v<A;v++){const x=p[v],_=o[x.materialIndex],S=Math.max(x.start,g.start),E=Math.min(u.count,Math.min(x.start+x.count,g.start+g.count));for(let w=S,L=E;w<L;w+=3){const B=w,F=w+1,D=w+2;i=eu(this,_,e,n,h,f,d,B,F,D),i&&(i.faceIndex=Math.floor(w/3),i.face.materialIndex=x.materialIndex,t.push(i))}}else{const v=Math.max(0,g.start),A=Math.min(u.count,g.start+g.count);for(let x=v,_=A;x<_;x+=3){const S=x,E=x+1,w=x+2;i=eu(this,o,e,n,h,f,d,S,E,w),i&&(i.faceIndex=Math.floor(x/3),t.push(i))}}}}function IS(r,e,t,n,i,s,o,l){let u;if(e.side===ai?u=n.intersectTriangle(o,s,i,!0,l):u=n.intersectTriangle(i,s,o,e.side===dr,l),u===null)return null;$c.copy(l),$c.applyMatrix4(r.matrixWorld);const h=t.ray.origin.distanceTo($c);return h<t.near||h>t.far?null:{distance:h,point:$c.clone(),object:r}}function eu(r,e,t,n,i,s,o,l,u,h){r.getVertexPosition(l,Zc),r.getVertexPosition(u,qc),r.getVertexPosition(h,Qc);const f=IS(r,e,t,n,Zc,qc,Qc,zv);if(f){const d=new H;pi.getBarycoord(zv,Zc,qc,Qc,d),i&&(f.uv=pi.getInterpolatedAttribute(i,l,u,h,d,new be)),s&&(f.uv1=pi.getInterpolatedAttribute(s,l,u,h,d,new be)),o&&(f.normal=pi.getInterpolatedAttribute(o,l,u,h,d,new H),f.normal.dot(n.direction)>0&&f.normal.multiplyScalar(-1));const p={a:l,b:u,c:h,normal:new H,materialIndex:0};pi.getNormal(Zc,qc,Qc,p.normal),f.face=p,f.barycoord=d}return f}class uo extends Rt{constructor(e=1,t=1,n=1,i=1,s=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:o};const l=this;i=Math.floor(i),s=Math.floor(s),o=Math.floor(o);const u=[],h=[],f=[],d=[];let p=0,g=0;v("z","y","x",-1,-1,n,t,e,o,s,0),v("z","y","x",1,-1,n,t,-e,o,s,1),v("x","z","y",1,1,e,n,t,i,o,2),v("x","z","y",1,-1,e,n,-t,i,o,3),v("x","y","z",1,-1,e,t,n,i,s,4),v("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(u),this.setAttribute("position",new at(h,3)),this.setAttribute("normal",new at(f,3)),this.setAttribute("uv",new at(d,2));function v(A,x,_,S,E,w,L,B,F,D,T){const b=w/F,N=L/D,Y=w/2,K=L/2,Q=B/2,oe=F+1,ee=D+1;let Me=0,G=0;const te=new H;for(let q=0;q<ee;q++){const ce=q*N-K;for(let Se=0;Se<oe;Se++){const Ge=Se*b-Y;te[A]=Ge*S,te[x]=ce*E,te[_]=Q,h.push(te.x,te.y,te.z),te[A]=0,te[x]=0,te[_]=B>0?1:-1,f.push(te.x,te.y,te.z),d.push(Se/F),d.push(1-q/D),Me+=1}}for(let q=0;q<D;q++)for(let ce=0;ce<F;ce++){const Se=p+ce+oe*q,Ge=p+ce+oe*(q+1),le=p+(ce+1)+oe*(q+1),Re=p+(ce+1)+oe*q;u.push(Se,Ge,Re),u.push(Ge,le,Re),G+=6}l.addGroup(g,G,T),g+=G,p+=Me}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new uo(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function fa(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function ii(r){const e={};for(let t=0;t<r.length;t++){const n=fa(r[t]);for(const i in n)e[i]=n[i]}return e}function BS(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function By(r){const e=r.getRenderTarget();return e===null?r.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:Xt.workingColorSpace}const Py={clone:fa,merge:ii};var PS=`void main() {
6	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
7}`,DS=`void main() {
8	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
9}`;class vi extends Rn{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=PS,this.fragmentShader=DS,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=fa(e.uniforms),this.uniformsGroups=BS(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 i in this.uniforms){const o=this.uniforms[i].value;o&&o.isTexture?t.uniforms[i]={type:"t",value:o.toJSON(e).uuid}:o&&o.isColor?t.uniforms[i]={type:"c",value:o.getHex()}:o&&o.isVector2?t.uniforms[i]={type:"v2",value:o.toArray()}:o&&o.isVector3?t.uniforms[i]={type:"v3",value:o.toArray()}:o&&o.isVector4?t.uniforms[i]={type:"v4",value:o.toArray()}:o&&o.isMatrix3?t.uniforms[i]={type:"m3",value:o.toArray()}:o&&o.isMatrix4?t.uniforms[i]={type:"m4",value:o.toArray()}:t.uniforms[i]={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 n={};for(const i in this.extensions)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class Fl extends zt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new gt,this.projectionMatrix=new gt,this.projectionMatrixInverse=new gt,this.coordinateSystem=ji}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)}}const ts=new H,Vv=new be,Wv=new be;

9class bn extends Fl{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=ha*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(to*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return ha*2*Math.atan(Math.tan(to*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){ts.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(ts.x,ts.y).multiplyScalar(-e/ts.z),ts.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(ts.x,ts.y).multiplyScalar(-e/ts.z)}getViewSize(e,t){return this.getViewBounds(e,Vv,Wv),t.subVectors(Wv,Vv)}setViewOffset(e,t,n,i,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=n,this.view.offsetY=i,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(to*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const o=this.view;if(this.view!==null&&this.view.enabled){const u=o.fullWidth,h=o.fullHeight;s+=o.offsetX*i/u,t-=o.offsetY*n/h,i*=o.width/u,n*=o.height/h}const l=this.filmOffset;l!==0&&(s+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,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 Ho=-90,Go=1;class Dy extends zt{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new bn(Ho,Go,e,t);i.layers=this.layers,this.add(i);const s=new bn(Ho,Go,e,t);s.layers=this.layers,this.add(s);const o=new bn(Ho,Go,e,t);o.layers=this.layers,this.add(o);const l=new bn(Ho,Go,e,t);l.layers=this.layers,this.add(l);const u=new bn(Ho,Go,e,t);u.layers=this.layers,this.add(u);const h=new bn(Ho,Go,e,t);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,s,o,l,u]=t;for(const h of t)this.remove(h);if(e===ji)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),o.up.set(0,0,1),o.lookAt(0,-1,0),l.up.set(0,1,0),l.lookAt(0,0,1),u.up.set(0,1,0),u.lookAt(0,0,-1);else if(e===yl)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),o.up.set(0,0,-1),o.lookAt(0,-1,0),l.up.set(0,-1,0),l.lookAt(0,0,1),u.up.set(0,-1,0),u.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const h of t)this.add(h),h.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,o,l,u,h,f]=this.children,d=e.getRenderTarget(),p=e.getActiveCubeFace(),g=e.getActiveMipmapLevel(),v=e.xr.enabled;e.xr.enabled=!1;const A=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,s),e.setRenderTarget(n,1,i),e.render(t,o),e.setRenderTarget(n,2,i),e.render(t,l),e.setRenderTarget(n,3,i),e.render(t,u),e.setRenderTarget(n,4,i),e.render(t,h),n.texture.generateMipmaps=A,e.setRenderTarget(n,5,i),e.render(t,f),e.setRenderTarget(d,p,g),e.xr.enabled=v,n.texture.needsPMREMUpdate=!0}}class Ul extends jt{constructor(e=[],t=pr,n,i,s,o,l,u,h,f){super(e,t,n,i,s,o,l,u,h,f),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class nm extends ki{constructor(e=1,t={}

9){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new Ul(i,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:Qt}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 n={uniforms:{tEquirect:{value:null}},vertexShader:`
10
11				varying vec3 vWorldDirection;
12
13				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
14
15					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
16
17				}
18
19				void main() {
20
21					vWorldDirection = transformDirection( position, modelMatrix );
22
23					#include <begin_vertex>
24					#include <project_vertex>
25
26				}
27			`,fragmentShader:`
28
29				uniform sampler2D tEquirect;
30
31				varying vec3 vWorldDirection;
32
33				#include <common>
34
35				void main() {
36
37					vec3 direction = normalize( vWorldDirection );
38
39					vec2 sampleUV = equirectUv( direction );
40
41					gl_FragColor = texture2D( tEquirect, sampleUV );
42
43				}
44			`},i=new uo(5,5,5),s=new vi({name:"CubemapFromEquirect",uniforms:fa(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:ai,blending:ur});s.uniforms.tEquirect.value=t;const o=new un(i,s),l=t.minFilter;return t.minFilter===Gi&&(t.minFilter=Qt),new Dy(1,10,this).update(e,o),t.minFilter=l,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,n=!0,i=!0){const s=e.getRenderTarget();for(let o=0;o<6;o++)e.setRenderTarget(this,o),e.clear(t,n,i);e.setRenderTarget(s)}}class Lr extends zt{constructor(){super(),this.isGroup=!0,this.type="Group"}}const LS={type:"move"};class Ou{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Lr,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 Lr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new H,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new H),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Lr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new H,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new H),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 n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,o=null;const l=this._targetRay,u=this._grip,h=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(h&&e.hand){o=!0;for(const A of e.hand.values()){const x=t.getJointPose(A,n),_=this._getHandJoint(h,A);x!==null&&(_.matrix.fromArray(x.transform.matrix),_.matrix.decompose(_.position,_.rotation,_.scale),_.matrixWorldNeedsUpdate=!0,_.jointRadius=x.radius),_.visible=x!==null}const f=h.joints["index-finger-tip"],d=h.joints["thumb-tip"],p=f.position.distanceTo(d.position),g=.02,v=.005;h.inputState.pinching&&p>g+v?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!h.inputState.pinching&&p<=g-v&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else u!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(u.matrix.fromArray(s.transform.matrix),u.matrix.decompose(u.position,u.rotation,u.scale),u.matrixWorldNeedsUpdate=!0,s.linearVelocity?(u.hasLinearVelocity=!0,u.linearVelocity.copy(s.linearVelocity)):u.hasLinearVelocity=!1,s.angularVelocity?(u.hasAngularVelocity=!0,u.angularVelocity.copy(s.angularVelocity)):u.hasAngularVelocity=!1));l!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(l.matrix.fromArray(i.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,i.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(i.linearVelocity)):l.hasLinearVelocity=!1,i.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(i.angularVelocity)):l.hasAngularVelocity=!1,this.dispatchEvent(LS)))}return l!==null&&(l.visible=i!==null),u!==null&&(u.visible=s!==null),h!==null&&(h.visible=o!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new Lr;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class Oh{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new Ye(e),this.density=t}clone(){return new Oh(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Hh{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new Ye(e),this.near=t,this.far=n}clone(){return new Hh(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Nl extends zt{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Ti,this.environmentIntensity=1,this.environmentRotation=new Ti,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,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){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.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class Ol{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=_l,this.updateRanges=[],this.version=0,this.uuid=Ci()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Ci()),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]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Ci()),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 ni=new H;class ms{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)ni.fromBufferAttribute(this,t),ni.applyMatrix4(e),this.setXYZ(t,ni.x,ni.y,ni.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)ni.fromBufferAttribute(this,t),ni.applyNormalMatrix(e),this.setXYZ(t,ni.x,ni.y,ni.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)ni.fromBufferAttribute(this,t),ni.transformDirection(e),this.setXYZ(t,ni.x,ni.y,ni.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=oi(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=Pt(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=Pt(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=Pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=Pt(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=Pt(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=oi(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=oi(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=oi(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=oi(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=Pt(t,this.array),n=Pt(n,this.array),i=Pt(i,this.array),s=Pt(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=s,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new Yt(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 ms(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 n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class im extends Rn{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Ye(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 ko;const Va=new H,zo=new H,Vo=new H,Wo=new be,Wa=new be,Ly=new gt,tu=new H,Xa=new H,nu=new H,Xv=new be,Rd=new be,Jv=new be;class Fy extends zt{constructor(e=new im){if(super(),this.isSprite=!0,this.type="Sprite",ko===void 0){ko=new Rt;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new Ol(t,5);ko.setIndex([0,1,2,0,2,3]),ko.setAttribute("position",new ms(n,3,0,!1)),ko.setAttribute("uv",new ms(n,2,3,!1))}this.geometry=ko,this.material=e,this.center=new be(.5,.5)}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),zo.setFromMatrixScale(this.matrixWorld),Ly.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),Vo.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&zo.multiplyScalar(-Vo.z);const n=this.material.rotation;let i,s;n!==0&&(s=Math.cos(n),i=Math.sin(n));const o=this.center;iu(tu.set(-.5,-.5,0),Vo,o,zo,i,s),iu(Xa.set(.5,-.5,0),Vo,o,zo,i,s),iu(nu.set(.5,.5,0),Vo,o,zo,i,s),Xv.set(0,0),Rd.set(1,0),Jv.set(1,1);let l=e.ray.intersectTriangle(tu,Xa,nu,!1,Va);if(l===null&&(iu(Xa.set(-.5,.5,0),Vo,o,zo,i,s),Rd.set(0,1),l=e.ray.intersectTriangle(tu,nu,Xa,!1,Va),l===null))return;const u=e.ray.origin.distanceTo(Va);u<e.near||u>e.far||t.push({distance:u,point:Va.clone(),uv:pi.getInterpolation(Va,tu,Xa,nu,Xv,Rd,Jv,new be),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 iu(r,e,t,n,i,s){Wo.subVectors(r,t).addScalar(.5).multiply(n),i!==void 0?(Wa.x=s*Wo.x-i*Wo.y,Wa.y=i*Wo.x+s*Wo.y):Wa.copy(Wo),r.copy(e),r.x+=Wa.x,r.y+=Wa.y,r.applyMatrix4(Ly)}const ru=new H,Yv=new H;class Uy extends zt{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,i=t.length;n<i;n++){const s=t[n];this.addLevel(s.object.clone(),s.distance,s.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let s;for(s=0;s<i.length&&!(t<i[s].distance);s++);return i.splice(s,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}removeLevel(e){const t=this.levels;for(let n=0;n<t.length;n++)if(t[n].distance===e){const i=t.splice(n,1);return this.remove(i[0].object),!0}return!1}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let s=t[n].distance;if(t[n].object.visible&&(s-=s*t[n].hysteresis),e<s)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){ru.setFromMatrixPosition(this.matrixWorld);const i=e.ray.origin.distanceTo(ru);this.getObjectForDistance(i).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){ru.setFromMatrixPosition(e.matrixWorld),Yv.setFromMatrixPosition(this.matrixWorld);const n=ru.distanceTo(Yv)/e.zoom;t[0].object.visible=!0;let i,s;for(i=1,s=t.length;i<s;i++){let o=t[i].distance;if(t[i].object.visible&&(o-=o*t[i].hysteresis),n>=o)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<s;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let i=0,s=n.length;i<s;i++){const o=n[i];t.object.levels.push({object:o.object.uuid,distance:o.distance,hysteresis:o.hysteresis})}return t}}const Kv=new H,Zv=new Jt,qv=new Jt,FS=new H,Qv=new gt,su=new H,Id=new Hn,jv=new gt,Bd=new va;class rm extends un{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Sp,this.bindMatrix=new gt,this.bindMatrixInverse=new gt,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new Qn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,su),this.boundingBox.expandByPoint(su)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Hn),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,su),this.boundingSphere.expandByPoint(su)}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 n=this.material,i=this.matrixWorld;n!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Id.copy(this.boundingSphere),Id.applyMatrix4(i),e.ray.intersectsSphere(Id)!==!1&&(jv.copy(i).invert(),Bd.copy(e.ray).applyMatrix4(jv),!(this.boundingBox!==null&&Bd.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Bd)))}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 Jt,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===Sp?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===hy?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}

44applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;Zv.fromBufferAttribute(i.attributes.skinIndex,e),qv.fromBufferAttribute(i.attributes.skinWeight,e),Kv.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const o=qv.getComponent(s);if(o!==0){const l=Zv.getComponent(s);Qv.multiplyMatrices(n.bones[l].matrixWorld,n.boneInverses[l]),t.addScaledVector(FS.copy(Kv).applyMatrix4(Qv),o)}}return t.applyMatrix4(this.bindMatrixInverse)}}class Gh extends zt{constructor(){super(),this.isBone=!0,this.type="Bone"}}class $i extends jt{constructor(e=null,t=1,n=1,i,s,o,l,u,h=Nn,f=Nn,d,p){super(null,o,l,u,h,f,i,s,d,p),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const $v=new gt,US=new gt;class Hl{constructor(e=[],t=[]){this.uuid=Ci(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new gt)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new gt;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,o=e.length;s<o;s++){const l=e[s]?e[s].matrixWorld:US;$v.multiplyMatrices(l,t[s]),$v.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Hl(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 n=new $i(t,e,e,Mn,dn);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const s=e.bones[n];let o=t[s];o===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),o=new Gh),this.bones.push(o),this.boneInverses.push(new gt().fromArray(e.boneInverses[n]))}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,n=this.boneInverses;for(let i=0,s=t.length;i<s;i++){const o=t[i];e.bones.push(o.uuid);const l=n[i];e.boneInverses.push(l.toArray())}return e}}class so extends Yt{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Xo=new gt,e0=new gt,ou=[],t0=new Qn,NS=new gt,Ja=new un,Ya=new Hn;class sm extends un{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new so(new Float32Array(n*16),16),this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,NS)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new Qn),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Xo),t0.copy(e.boundingBox).applyMatrix4(Xo),this.boundingBox.union(t0)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Hn),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Xo),Ya.copy(e.boundingSphere).applyMatrix4(Xo),this.boundingSphere.union(Ya)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=n.length+1,o=e*s+1;for(let l=0;l<n.length;l++)n[l]=i[o+l]}raycast(e,t){const n=this.matrixWorld,i=this.count;if(Ja.geometry=this.geometry,Ja.material=this.material,Ja.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ya.copy(this.boundingSphere),Ya.applyMatrix4(n),e.ray.intersectsSphere(Ya)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,Xo),e0.multiplyMatrices(n,Xo),Ja.matrixWorld=e0,Ja.raycast(e,ou);for(let o=0,l=ou.length;o<l;o++){const u=ou[o];u.instanceId=s,u.object=this,t.push(u)}ou.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new so(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new $i(new Float32Array(i*this.count),i,this.count,Pl,dn));const s=this.morphTexture.source.data.data;let o=0;for(let h=0;h<n.length;h++)o+=n[h];const l=this.geometry.morphTargetsRelative?1:1-o,u=i*e;s[u]=l,s.set(n,u+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const Pd=new H,OS=new H,HS=new bt;class os{constructor(e=new H(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}

44setFromCoplanarPoints(e,t,n){const i=Pd.subVectors(n,t).cross(OS.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,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 n=e.delta(Pd),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||HS.getNormalMatrix(e),i=this.coplanarPoint(Pd).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const Ds=new Hn,au=new H;class Gl{constructor(e=new os,t=new os,n=new os,i=new os,s=new os,o=new os){this.planes=[e,t,n,i,s,o]}set(e,t,n,i,s,o){const l=this.planes;return l[0].copy(e),l[1].copy(t),l[2].copy(n),l[3].copy(i),l[4].copy(s),l[5].copy(o),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=ji){const n=this.planes,i=e.elements,s=i[0],o=i[1],l=i[2],u=i[3],h=i[4],f=i[5],d=i[6],p=i[7],g=i[8],v=i[9],A=i[10],x=i[11],_=i[12],S=i[13],E=i[14],w=i[15];if(n[0].setComponents(u-s,p-h,x-g,w-_).normalize(),n[1].setComponents(u+s,p+h,x+g,w+_).normalize(),n[2].setComponents(u+o,p+f,x+v,w+S).normalize(),n[3].setComponents(u-o,p-f,x-v,w-S).normalize(),n[4].setComponents(u-l,p-d,x-A,w-E).normalize(),t===ji)n[5].setComponents(u+l,p+d,x+A,w+E).normalize();else if(t===yl)n[5].setComponents(l,d,A,E).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(),Ds.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Ds.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Ds)}intersectsSprite(e){return Ds.center.set(0,0,0),Ds.radius=.7071067811865476,Ds.applyMatrix4(e.matrixWorld),this.intersectsSphere(Ds)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(au.x=i.normal.x>0?e.max.x:e.min.x,au.y=i.normal.y>0?e.max.y:e.min.y,au.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(au)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function Dd(r,e){return r-e}function GS(r,e){return r.z-e.z}function kS(r,e){return e.z-r.z}class zS{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,n,i){const s=this.pool,o=this.list;this.index>=s.length&&s.push({start:-1,count:-1,z:-1,index:-1});const l=s[this.index];o.push(l),this.index++,l.start=e,l.count=t,l.z=n,l.index=i}reset(){this.list.length=0,this.index=0}}const fi=new gt,VS=new Ye(1,1,1),Ld=new Gl,lu=new Qn,Ls=new Hn,Ka=new H,n0=new H,WS=new H,Fd=new zS,Zn=new un,cu=[];function XS(r,e,t=0){const n=e.itemSize;if(r.isInterleavedBufferAttribute||r.array.constructor!==e.array.constructor){const i=r.count;for(let s=0;s<i;s++)for(let o=0;o<n;o++)e.setComponent(s+t,o,r.getComponent(s,o))}else e.array.set(r.array,t*n);e.needsUpdate=!0}function Fs(r,e){if(r.constructor!==e.constructor){const t=Math.min(r.length,e.length);for(let n=0;n<t;n++)e[n]=r[n]}else{const t=Math.min(r.length,e.length);e.set(new r.constructor(r.buffer,0,t))}}class Ny extends un{constructor(e,t,n=t*2,i){super(new Rt,i),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._instanceInfo=[],this._geometryInfo=[],this._availableInstanceIds=[],this._availableGeometryIds=[],this._nextIndexStart=0,this._nextVertexStart=0,this._geometryCount=0,this._visibilityChanged=!0,this._geometryInitialized=!1,this._maxInstanceCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._multiDrawInstances=null,this._matricesTexture=null,this._indirectTexture=null,this._colorsTexture=null,this._initMatricesTexture(),this._initIndirectTexture()}get maxInstanceCount(){return this._maxInstanceCount}get instanceCount(){return this._instanceInfo.length-this._availableInstanceIds.length}get unusedVertexCount(){return this._maxVertexCount-this._nextVertexStart}get unusedIndexCount(){return this._maxIndexCount-this._nextIndexStart}_initMatricesTexture(){let e=Math.sqrt(this._maxInstanceCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new $i(t,e,e,Mn,dn);this._matricesTexture=n}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Uint32Array(e*e),n=new $i(t,e,e,Dl,mr);this._indirectTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),n=new $i(t,e,e,Mn,dn);

44for(let v=d.count,A=h;v<A;v++){const x=u+v;for(let _=0;_<g;_++)p.setComponent(x,_,0)}p.needsUpdate=!0,p.addUpdateRange(u*g,h*g)}if(i){const f=l.indexStart,d=l.reservedIndexCount;l.indexCount=t.getIndex().count;for(let p=0;p<o.count;p++)s.setX(f+p,u+o.getX(p));for(let p=o.count,g=d;p<g;p++)s.setX(f+p,u);s.needsUpdate=!0,s.addUpdateRange(f,l.reservedIndexCount)}return l.start=i?l.indexStart:l.vertexStart,l.count=i?l.indexCount:l.vertexCount,l.boundingBox=null,t.boundingBox!==null&&(l.boundingBox=t.boundingBox.clone()),l.boundingSphere=null,t.boundingSphere!==null&&(l.boundingSphere=t.boundingSphere.clone()),this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._geometryInfo;if(e>=t.length||t[e].active===!1)return this;const n=this._instanceInfo;for(let i=0,s=n.length;i<s;i++)n[i].active&&n[i].geometryIndex===e&&this.deleteInstance(i);return t[e].active=!1,this._availableGeometryIds.push(e),this._visibilityChanged=!0,this}deleteInstance(e){return this.validateInstanceId(e),this._instanceInfo[e].active=!1,this._availableInstanceIds.push(e),this._visibilityChanged=!0,this}optimize(){let e=0,t=0;const n=this._geometryInfo,i=n.map((o,l)=>l).sort((o,l)=>n[o].vertexStart-n[l].vertexStart),s=this.geometry;for(let o=0,l=n.length;o<l;o++){const u=i[o],h=n[u];if(h.active!==!1){if(s.index!==null){if(h.indexStart!==t){const{indexStart:f,vertexStart:d,reservedIndexCount:p}=h,g=s.index,v=g.array,A=e-d;for(let x=f;x<f+p;x++)v[x]=v[x]+A;g.array.copyWithin(t,f,f+p),g.addUpdateRange(t,p),h.indexStart=t}t+=h.reservedIndexCount}if(h.vertexStart!==e){const{vertexStart:f,reservedVertexCount:d}=h,p=s.attributes;for(const g in p){const v=p[g],{array:A,itemSize:x}=v;A.copyWithin(e*x,f*x,(f+d)*x),v.addUpdateRange(e*x,d*x)}h.vertexStart=e}e+=h.reservedVertexCount,h.start=s.index?h.indexStart:h.vertexStart,this._nextIndexStart=s.index?h.indexStart+h.reservedIndexCount:0,this._nextVertexStart=h.vertexStart+h.reservedVertexCount}}return this}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,i=this._geometryInfo[e];if(i.boundingBox===null){const s=new Qn,o=n.index,l=n.attributes.position;for(let u=i.start,h=i.start+i.count;u<h;u++){let f=u;o&&(f=o.getX(f)),s.expandByPoint(Ka.fromBufferAttribute(l,f))}i.boundingBox=s}return t.copy(i.boundingBox),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,i=this._geometryInfo[e];if(i.boundingSphere===null){const s=new Hn;this.getBoundingBoxAt(e,lu),lu.getCenter(s.center);const o=n.index,l=n.attributes.position;let u=0;for(let h=i.start,f=i.start+i.count;h<f;h++){let d=h;o&&(d=o.getX(d)),Ka.fromBufferAttribute(l,d),u=Math.max(u,s.center.distanceToSquared(Ka))}s.radius=Math.sqrt(u),i.boundingSphere=s}return t.copy(i.boundingSphere),t}setMatrixAt(e,t){this.validateInstanceId(e);const n=this._matricesTexture,i=this._matricesTexture.image.data;return t.toArray(i,e*16),n.needsUpdate=!0,this}getMatrixAt(e,t){return this.validateInstanceId(e),t.fromArray(this._matricesTexture.image.data,e*16)}setColorAt(e,t){return this.validateInstanceId(e),this._colorsTexture===null&&this._initColorsTexture(),t.toArray(this._colorsTexture.image.data,e*4),this._colorsTexture.needsUpdate=!0,this}getColorAt(e,t){return this.validateInstanceId(e),t.fromArray(this._colorsTexture.image.data,e*4)}setVisibleAt(e,t){return this.validateInstanceId(e),this._instanceInfo[e].visible===t?this:(this._instanceInfo[e].visible=t,this._visibilityChanged=!0,this)}getVisibleAt(e){return this.validateInstanceId(e),this._instanceInfo[e].visible}setGeometryIdAt(e,t){return this.validateInstanceId(e),this.validateGeometryId(t),this._instanceInfo[e].geometryIndex=t,this}getGeometryIdAt(e){return this.validateInstanceId(e),this._instanceInfo[e].geometryIndex}getGeometryRangeAt(e,t={}){this.validateGeometryId(e);const n=this._geometryInfo[e];return t.vertexStart=n.vertexStart,t.vertexCount=n.vertexCount,t.reservedVertexCount=n.reservedVertexCount,t.indexStart=n.indexStart,t.indexCount=n.indexCount,t.reservedIndexCount=n.reservedIndexCount,t.start=n.start,t.count=n.count,t}setInstanceCount(e){const t=this._availableInstanceIds,n=this._instanceInfo;for(t.sort(Dd);t[t.length-1]===n.length;)n.pop(),t.pop();if(e<n.length)throw new Error(`BatchedMesh: Instance ids outside the range ${e} are being used. Cannot shrink instance count.`);const i=new Int32Array(e),s=new Int32Array(e);Fs(this._multiDrawCounts,i),Fs(this._multiDrawStarts,s),this._multiDrawCounts=i,this._multiDrawStarts=s,this._maxInstanceCount=e;const o=this._indirectTexture,l=this._matricesTexture,u=this._colorsTexture;o.dispose(),this._initIndirectTexture(),Fs(o.image.data,this._indirectTexture.image.data),l.dispose(),this._initMatricesTexture(),Fs(l.image.data,this._matricesTexture.image.data),u&&(u.dispose(),this._initColorsTexture(),Fs(u.image.data,this._colorsTexture.image.data))}setGeometrySize(e,t){const n=[...this._geometryInfo].filter(l=>l.active);if(Math.max(...n.map(l=>l.vertexStart+l.reservedVertexCount))>e)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${t}. Cannot shrink further.`);if(this.geometry.index&&Math.max(...n.map(u=>u.indexStart+u.reservedIndexCount))>t)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${t}. Cannot shrink further.`);const s=this.geometry;s.dispose(),this._maxVertexCount=e,this._maxIndexCount=t,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Rt,this._initializeGeometry(s));const o=this.geometry;s.index&&Fs(s.index.array,o.index.array);for(const l in s.attributes)Fs(s.attributes[l].array,o.attributes[l].array)}raycast(e,t){const n=this._instanceInfo,i=this._geometryInfo,s=this.matrixWorld,o=this.geometry;Zn.material=this.material,Zn.geometry.index=o.index,Zn.geometry.attributes=o.attributes,Zn.geometry.boundingBox===null&&(Zn.geometry.boundingBox=new Qn),Zn.geometry.boundingSphere===null&&(Zn.geometry.boundingSphere=new Hn);for(let l=0,u=n.length;l<u;l++){if(!n[l].visible||!n[l].active)continue;const h=n[l].geometryIndex,f=i[h];Zn.geometry.setDrawRange(f.start,f.count),this.getMatrixAt(l,Zn.matrixWorld).premultiply(s),this.getBoundingBoxAt(h,Zn.geometry.boundingBox),this.getBoundingSphereAt(h,Zn.geometry.boundingSphere),Zn.raycast(e,cu);for(let d=0,p=cu.length;d<p;d++){const g=cu[d];g.object=this,g.batchId=l,t.push(g)}cu.length=0}Zn.material=null,Zn.geometry.index=null,Zn.geometry.attributes={},Zn.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=e.boundingBox!==null?e.boundingBox.clone():null,this.boundingSphere=e.boundingSphere!==null?e.boundingSphere.clone():null,this._geometryInfo=e._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox!==null?t.boundingBox.clone():null,boundingSphere:t.boundingSphere!==null?t.boundingSphere.clone():null})),this._instanceInfo=e._instanceInfo.map(t=>({...t})),this._maxInstanceCount=e._maxInstanceCount,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.data.slice(),this._colorsTexture!==null&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,this._colorsTexture!==null&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(e,t,n,i,s){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const o=i.getIndex(),l=o===null?1:o.array.BYTES_PER_ELEMENT,u=this._instanceInfo,h=this._multiDrawStarts,f=this._multiDrawCounts,d=this._geometryInfo,p=this.perObjectFrustumCulled,g=this._indirectTexture,v=g.image.data;p&&(fi.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),Ld.setFromProjectionMatrix(fi,e.coordinateSystem));let A=0;if(this.sortObjects){fi.copy(this.matrixWorld).invert(),Ka.setFromMatrixPosition(n.matrixWorld).applyMatrix4(fi),n0.set(0,0,-1).transformDirection(n.matrixWorld).transformDirection(fi);for(let S=0,E=u.length;S<E;S++)if(u[S].visible&&u[S].active){const w=u[S].geometryIndex;this.getMatrixAt(S,fi),this.getBoundingSphereAt(w,Ls).applyMatrix4(fi);let L=!1;if(p&&(L=!Ld.intersectsSphere(Ls)),!L){const B=d[w],F=WS.subVectors(Ls.center,Ka).dot(n0);Fd.push(B.start,B.count,F,S)}}const x=Fd.list,_=this.customSort;_===null?x.sort(s.transparent?kS:GS):_.call(this,x,n);for(let S=0,E=x.length;S<E;S++){const w=x[S];h[A]=w.start*l,f[A]=w.count,v[A]=w.index,A++}Fd.reset()}else for(let x=0,_=u.length;x<_;x++)if(u[x].visible&&u[x].active){const S=u[x].geometryIndex;let E=!1;

44if(p&&(this.getMatrixAt(x,fi),this.getBoundingSphereAt(S,Ls).applyMatrix4(fi),E=!Ld.intersectsSphere(Ls)),!E){const w=d[S];h[A]=w.start*l,f[A]=w.count,v[A]=x,A++}}g.needsUpdate=!0,this._multiDrawCount=A,this._visibilityChanged=!1}onBeforeShadow(e,t,n,i,s,o){this.onBeforeRender(e,null,i,s,o)}}class jn extends Rn{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Ye(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 Sh=new H,Eh=new H,i0=new gt,Za=new va,uu=new Hn,Ud=new H,r0=new H;class Or extends zt{constructor(e=new Rt,t=new jn){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)Sh.fromBufferAttribute(t,i-1),Eh.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=Sh.distanceTo(Eh);e.setAttribute("lineDistance",new at(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),uu.copy(n.boundingSphere),uu.applyMatrix4(i),uu.radius+=s,e.ray.intersectsSphere(uu)===!1)return;i0.copy(i).invert(),Za.copy(e.ray).applyMatrix4(i0);const l=s/((this.scale.x+this.scale.y+this.scale.z)/3),u=l*l,h=this.isLineSegments?2:1,f=n.index,p=n.attributes.position;if(f!==null){const g=Math.max(0,o.start),v=Math.min(f.count,o.start+o.count);for(let A=g,x=v-1;A<x;A+=h){const _=f.getX(A),S=f.getX(A+1),E=hu(this,e,Za,u,_,S,A);E&&t.push(E)}if(this.isLineLoop){const A=f.getX(v-1),x=f.getX(g),_=hu(this,e,Za,u,A,x,v-1);_&&t.push(_)}}else{const g=Math.max(0,o.start),v=Math.min(p.count,o.start+o.count);for(let A=g,x=v-1;A<x;A+=h){const _=hu(this,e,Za,u,A,A+1,A);_&&t.push(_)}if(this.isLineLoop){const A=hu(this,e,Za,u,v-1,g,v-1);A&&t.push(A)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const l=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}}function hu(r,e,t,n,i,s,o){const l=r.geometry.attributes.position;if(Sh.fromBufferAttribute(l,i),Eh.fromBufferAttribute(l,s),t.distanceSqToSegment(Sh,Eh,Ud,r0)>n)return;Ud.applyMatrix4(r.matrixWorld);const h=e.ray.origin.distanceTo(Ud);if(!(h<e.near||h>e.far))return{distance:h,point:r0.clone().applyMatrix4(r.matrixWorld),index:o,face:null,faceIndex:null,barycoord:null,object:r}}const s0=new H,o0=new H;class er extends Or{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,n=[];for(let i=0,s=t.count;i<s;i+=2)s0.fromBufferAttribute(t,i),o0.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+s0.distanceTo(o0);e.setAttribute("lineDistance",new at(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class om extends Or{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class kh extends Rn{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Ye(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 a0=new gt,Tp=new va,fu=new Hn,du=new H;class am extends zt{constructor(e=new Rt,t=new kh){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),fu.copy(n.boundingSphere),fu.applyMatrix4(i),fu.radius+=s,e.ray.intersectsSphere(fu)===!1)return;a0.copy(i).invert(),Tp.copy(e.ray).applyMatrix4(a0);const l=s/((this.scale.x+this.scale.y+this.scale.z)/3),u=l*l,h=n.index,d=n.attributes.position;if(h!==null){const p=Math.max(0,o.start),g=Math.min(h.count,o.start+o.count);for(let v=p,A=g;v<A;v++){const x=h.getX(v);du.fromBufferAttribute(d,x),l0(du,x,u,i,e,t,this)}}else{const p=Math.max(0,o.start),g=Math.min(d.count,o.start+o.count);for(let v=p,A=g;v<A;v++)du.fromBufferAttribute(d,v),l0(du,v,u,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const l=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}}function l0(r,e,t,n,i,s,o){const l=Tp.distanceSqToPoint(r);if(l<t){const u=new H;Tp.closestPointToPoint(r,u),u.applyMatrix4(n);const h=i.ray.origin.distanceTo(u);if(h<i.near||h>i.far)return;s.push({distance:h,distanceToRay:Math.sqrt(l),point:u,index:e,face:null,faceIndex:null,barycoord:null,object:o})}}class Oy extends jt{constructor(e,t,n,i,s=Qt,o=Qt,l,u,h){super(e,t,n,i,s,o,l,u,h),this.isVideoTexture=!0,this.generateMipmaps=!1;const f=this;function d(){f.needsUpdate=!0,e.requestVideoFrameCallback(d)}"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(d)}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 JS extends Oy{constructor(e,t,n,i,s,o,l,u){super({},e,t,n,i,s,o,l,u),this.isVideoFrameTexture=!0}update(){}clone(){return new this.constructor().copy(this)}setFrame(e){this.image=e,this.needsUpdate=!0}}class YS extends jt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Nn,this.minFilter=Nn,this.generateMipmaps=!1,this.needsUpdate=!0}}class zh extends jt{constructor(e,t,n,i,s,o,l,u,h,f,d,p){super(null,o,l,u,h,f,i,s,d,p),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class KS extends zh{constructor(e,t,n,i,s,o){super(e,t,n,s,o),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=An,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class ZS extends zh{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,pr),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class qS extends jt{constructor(e,t,n,i,s,o,l,u,h){super(e,t,n,i,s,o,l,u,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class lm extends jt{constructor(e,t,n=mr,i,s,o,l=Nn,u=Nn,h,f=aa){if(f!==aa&&f!==la)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super(null,i,s,o,l,u,f,n,h),this.isDepthTexture=!0,this.image={width:e,height:t},this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new cs(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}class tr{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/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 n,i=this.getPoint(0),s=0;t.push(0);for(let o=1;o<=e;o++)n=this.getPoint(o/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t=null){const n=this.getLengths();let i=0;const s=n.length;let o;t?o=t:o=e*n[s-1];let l=0,u=s-1,h;for(;l<=u;)if(i=Math.floor(l+(u-l)/2),h=n[i]-o,h<0)l=i+1;else if(h>0)u=i-1;else{u=i;break}if(i=u,n[i]===o)return i/(s-1);const f=n[i],p=n[i+1]-f,g=(o-f)/p;return(i+g)/(s-1)}getTangent(e,t){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const o=this.getPoint(i),l=this.getPoint(s),u=t||(o.isVector2?new be:new H);return u.copy(l).sub(o).normalize(),u}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new H,i=[],s=[],o=[],l=new H,u=new gt;for(let g=0;g<=e;g++){const v=g/e;i[g]=this.getTangentAt(v,new H)}s[0]=new H,o[0]=new H;let h=Number.MAX_VALUE;const f=Math.abs(i[0].x),d=Math.abs(i[0].y),p=Math.abs(i[0].z);f<=h&&(h=f,n.set(1,0,0)),d<=h&&(h=d,n.set(0,1,0)),p<=h&&n.set(0,0,1),l.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],l),o[0].crossVectors(i[0],s[0]);for(let g=1;g<=e;g++){if(s[g]=s[g-1].clone(),o[g]=o[g-1].clone(),l.crossVectors(i[g-1],i[g]),l.length()>Number.EPSILON){l.normalize();const v=Math.acos(St(i[g-1].dot(i[g]),-1,1));s[g].applyMatrix4(u.makeRotationAxis(l,v))}o[g].crossVectors(i[g],s[g])}if(t===!0){let g=Math.acos(St(s[0].dot(s[e]),-1,1));g/=e,i[0].dot(l.crossVectors(s[0],s[e]))>0&&(g=-g);for(let v=1;v<=e;v++)s[v].applyMatrix4(u.makeRotationAxis(i[v],g*v)),o[v].crossVectors(i[v],s[v])}return{tangents:i,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.t

44ype,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Vh extends tr{constructor(e=0,t=0,n=1,i=1,s=0,o=Math.PI*2,l=!1,u=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=s,this.aEndAngle=o,this.aClockwise=l,this.aRotation=u}getPoint(e,t=new be){const n=t,i=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const o=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(o?s=0:s=i),this.aClockwise===!0&&!o&&(s===i?s=-i:s=s-i);const l=this.aStartAngle+e*s;let u=this.aX+this.xRadius*Math.cos(l),h=this.aY+this.yRadius*Math.sin(l);if(this.aRotation!==0){const f=Math.cos(this.aRotation),d=Math.sin(this.aRotation),p=u-this.aX,g=h-this.aY;u=p*f-g*d+this.aX,h=p*d+g*f+this.aY}return n.set(u,h)}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 Hy extends Vh{constructor(e,t,n,i,s,o){super(e,t,n,n,i,s,o),this.isArcCurve=!0,this.type="ArcCurve"}}function cm(){let r=0,e=0,t=0,n=0;function i(s,o,l,u){r=s,e=l,t=-3*s+3*o-2*l-u,n=2*s-2*o+l+u}return{initCatmullRom:function(s,o,l,u,h){i(o,l,h*(l-s),h*(u-o))},initNonuniformCatmullRom:function(s,o,l,u,h,f,d){let p=(o-s)/h-(l-s)/(h+f)+(l-o)/f,g=(l-o)/f-(u-o)/(f+d)+(u-l)/d;p*=f,g*=f,i(o,l,p,g)},calc:function(s){const o=s*s,l=o*s;return r+e*s+t*o+n*l}}}const pu=new H,Nd=new cm,Od=new cm,Hd=new cm;class Gy extends tr{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new H){const n=t,i=this.points,s=i.length,o=(s-(this.closed?0:1))*e;let l=Math.floor(o),u=o-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/s)+1)*s:u===0&&l===s-1&&(l=s-2,u=1);let h,f;this.closed||l>0?h=i[(l-1)%s]:(pu.subVectors(i[0],i[1]).add(i[0]),h=pu);const d=i[l%s],p=i[(l+1)%s];if(this.closed||l+2<s?f=i[(l+2)%s]:(pu.subVectors(i[s-1],i[s-2]).add(i[s-1]),f=pu),this.curveType==="centripetal"||this.curveType==="chordal"){const g=this.curveType==="chordal"?.5:.25;let v=Math.pow(h.distanceToSquared(d),g),A=Math.pow(d.distanceToSquared(p),g),x=Math.pow(p.distanceToSquared(f),g);A<1e-4&&(A=1),v<1e-4&&(v=A),x<1e-4&&(x=A),Nd.initNonuniformCatmullRom(h.x,d.x,p.x,f.x,v,A,x),Od.initNonuniformCatmullRom(h.y,d.y,p.y,f.y,v,A,x),Hd.initNonuniformCatmullRom(h.z,d.z,p.z,f.z,v,A,x)}else this.curveType==="catmullrom"&&(Nd.initCatmullRom(h.x,d.x,p.x,f.x,this.tension),Od.initCatmullRom(h.y,d.y,p.y,f.y,this.tension),Hd.initCatmullRom(h.z,d.z,p.z,f.z,this.tension));return n.set(Nd.calc(u),Od.calc(u),Hd.calc(u)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.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,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.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,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new H().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function c0(r,e,t,n,i){const s=(n-e)*.5,o=(i-t)*.5,l=r*r,u=r*l;return(2*t-2*n+s+o)*u+(-3*t+3*n-2*s-o)*l+s*r+t}function QS(r,e){const t=1-r;return t*t*e}function jS(r,e){return 2*(1-r)*r*e}function $S(r,e){return r*r*e}function fl(r,e,t,n){return QS(r,e)+jS(r,t)+$S(r,n)}function eE(r,e){const t=1-r;return t*t*t*e}function tE(r,e){const t=1-r;return 3*t*t*r*e}function nE(r,e){return 3*(1-r)*r*r*e}function iE(r,e){return r*r*r*e}function dl(r,e,t,n,i){return eE(r,e)+tE(r,t)+nE(r,n)+iE(r,i)}class um extends tr{constructor(e=new be,t=new be,n=new be,i=new be){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new be){const n=t,i=this.v0,s=this.v1,o=this.v2,l=this.v3;return n.set(dl(e,i.x,s.x,o.x,l.x),dl(e,i.y,s.y,o.y,l.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){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 ky extends tr{constructor(e=new H,t=new H,n=new H,i=new H){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new H){const n=t,i=this.v0,s=this.v1,o=this.v2,l=this.v3;return n.set(dl(e,i.x,s.x,o.x,l.x),dl(e,i.y,s.y,o.y,l.y),dl(e,i.z,s.z,o.z,l.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){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 hm extends tr{constructor(e=new be,t=new be){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new be){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}

44getTangent(e,t=new be){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 zy extends tr{constructor(e=new H,t=new H){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new H){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new H){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 fm extends tr{constructor(e=new be,t=new be,n=new be){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new be){const n=t,i=this.v0,s=this.v1,o=this.v2;return n.set(fl(e,i.x,s.x,o.x),fl(e,i.y,s.y,o.y)),n}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 dm extends tr{constructor(e=new H,t=new H,n=new H){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new H){const n=t,i=this.v0,s=this.v1,o=this.v2;return n.set(fl(e,i.x,s.x,o.x),fl(e,i.y,s.y,o.y),fl(e,i.z,s.z,o.z)),n}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 pm extends tr{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new be){const n=t,i=this.points,s=(i.length-1)*e,o=Math.floor(s),l=s-o,u=i[o===0?o:o-1],h=i[o],f=i[o>i.length-2?i.length-1:o+1],d=i[o>i.length-3?i.length-1:o+2];return n.set(c0(l,u.x,h.x,f.x,d.x),c0(l,u.y,h.y,f.y,d.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new be().fromArray(i))}return this}}var wh=Object.freeze({__proto__:null,ArcCurve:Hy,CatmullRomCurve3:Gy,CubicBezierCurve:um,CubicBezierCurve3:ky,EllipseCurve:Vh,LineCurve:hm,LineCurve3:zy,QuadraticBezierCurve:fm,QuadraticBezierCurve3:dm,SplineCurve:pm});class Vy extends tr{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 n=e.isVector2===!0?"LineCurve":"LineCurve3";this.curves.push(new wh[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const o=i[s]-n,l=this.curves[s],u=l.getLength(),h=u===0?0:1-o/u;return l.getPointAt(h,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 n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,s=this.curves;i<s.length;i++){const o=s[i],l=o.isEllipseCurve?e*2:o.isLineCurve||o.isLineCurve3?1:o.isS

44plineCurve?e*o.points.length:e,u=o.getPoints(l);for(let h=0;h<u.length;h++){const f=u[h];n&&n.equals(f)||(t.push(f),n=f)}}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,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new wh[i.type]().fromJSON(i))}return this}}class Al extends Vy{constructor(e){super(),this.type="Path",this.currentPoint=new be,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;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 n=new hm(this.currentPoint.clone(),new be(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const s=new fm(this.currentPoint.clone(),new be(e,t),new be(n,i));return this.curves.push(s),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,s,o){const l=new um(this.currentPoint.clone(),new be(e,t),new be(n,i),new be(s,o));return this.curves.push(l),this.currentPoint.set(s,o),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new pm(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,o){const l=this.currentPoint.x,u=this.currentPoint.y;return this.absarc(e+l,t+u,n,i,s,o),this}absarc(e,t,n,i,s,o){return this.absellipse(e,t,n,n,i,s,o),this}ellipse(e,t,n,i,s,o,l,u){const h=this.currentPoint.x,f=this.currentPoint.y;return this.absellipse(e+h,t+f,n,i,s,o,l,u),this}absellipse(e,t,n,i,s,o,l,u){const h=new Vh(e,t,n,i,s,o,l,u);if(this.curves.length>0){const d=h.getPoint(0);d.equals(this.currentPoint)||this.lineTo(d.x,d.y)}this.curves.push(h);const f=h.getPoint(1);return this.currentPoint.copy(f),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 kl extends Rt{constructor(e=[new be(0,-.5),new be(.5,0),new be(0,.5)],t=12,n=0,i=Math.PI*2){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=St(i,0,Math.PI*2);const s=[],o=[],l=[],u=[],h=[],f=1/t,d=new H,p=new be,g=new H,v=new H,A=new H;let x=0,_=0;for(let S=0;S<=e.length-1;S++)switch(S){case 0:x=e[S+1].x-e[S].x,_=e[S+1].y-e[S].y,g.x=_*1,g.y=-x,g.z=_*0,A.copy(g),g.normalize(),u.push(g.x,g.y,g.z);break;case e.length-1:u.push(A.x,A.y,A.z);break;default:x=e[S+1].x-e[S].x,_=e[S+1].y-e[S].y,g.x=_*1,g.y=-x,g.z=_*0,v.copy(g),g.x+=A.x,g.y+=A.y,g.z+=A.z,g.normalize(),u.push(g.x,g.y,g.z),A.copy(v)}for(let S=0;S<=t;S++){const E=n+S*f*i,w=Math.sin(E),L=Math.cos(E);for(let B=0;B<=e.length-1;B++){d.x=e[B].x*w,d.y=e[B].y,d.z=e[B].x*L,o.push(d.x,d.y,d.z),p.x=S/t,p.y=B/(e.length-1),l.push(p.x,p.y);const F=u[3*B+0]*w,D=u[3*B+1],T=u[3*B+0]*L;h.push(F,D,T)}}for(let S=0;S<t;S++)for(let E=0;E<e.length-1;E++){const w=E+S*e.length,L=w,B=w+e.length,F=w+e.length+1,D=w+1;s.push(L,B,D),s.push(F,D,B)}this.setIndex(s),this.setAttribute("position",new at(o,3)),this.setAttribute("uv",new at(l,2)),this.setAttribute("normal",new at(h,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new kl(e.points,e.segments,e.phiStart,e.phiLength)}}class Wh extends kl{constructor(e=1,t=1,n=4,i=8){const s=new Al;s.absarc(0,-t/2,e,Math.PI*1.5,0),s.absarc(0,t/2,e,0,Math.PI*.5),super(s.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new Wh(e.radius,e.length,e.capSegments,e.radialSegments)}}class Xh extends Rt{constructor(e=1,t=32,n=0,i=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const s=[],o=[],l=[],u=[],h=new H,f=new be;o.push(0,0,0),l.push(0,0,1),u.push(.5,.5);for(let d=0,p=3;d<=t;d++,p+=3){const g=n+d/t*i;h.x=e*Math.cos(g),h.y=e*Math.sin(g),o.push(h.x,h.y,h.z),l.push(0,0,1),f.x=(o[p]/e+1)/2,f.y=(o[p+1]/e+1)/2,u.push(f.x,f.y)}for(let d=1;d<=t;d++)s.push(d,d+1,0);this.setIndex(s),this.setAttribute("position",new at(o,3)),this.setAttribute("normal",new at(l,3)),this.setAttribute("uv",new at(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Xh(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class _a extends Rt{constructor(e=1,t=1,n=1,i=32,s=1,o=!1,l=0,u=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:s,openEnded:o,thetaStart:l,thetaLength:u};const h=this;i=Math.floor(i),s=Math.floor(s);const f=[],d=[],p=[],g=[];let v=0;const A=[],x=n/2;let _=0;S(),o===!1&&(e>0&&E(!0),t>0&&E(!1)),this.setIndex(f),this.setAttribute("position",new at(d,3)),this.setAttribute("normal",new at(p,3)),this.setAttribute("uv",new at(g,2));function S(){const w=new H,L=new H;let B=0;const F=(t-e)/n;for(let D=0;D<=s;D++){const T=[],b=D/s,N=b*(t-e)+e;for(let Y=0;Y<=i;Y++){const K=Y/i,Q=K*u+l,oe=Math.sin(Q),ee=Math.cos(Q);L.x=N*oe,L.y=-b*n+x,L.z=N*ee,d.push(L.x,L.y,L.z),w.set(oe,F,ee).normalize(),p.push(w.x,w.y,w.z),g.push(K,1-b),T.push(v++)}A.push(T)}for(let D=0;D<i;D++)for(let T=0;T<s;T++){const b=A[T][D],N=A[T+1][D],Y=A[T+1][D+1],K=A[T][D+1];(e>0||T!==0)&&(f.push(b,N,K),B+=3),(t>0||T!==s-1)&&(f.push(N,Y,K),B+=3)}h.addGroup(_,B,0),_+=B}function E(w){const L=v,B=new be,F=new H;let D=0;const T=w===!0?e:t,b=w===!0?1:-1;for(let Y=1;Y<=i;Y++)d.push(0,x*b,0),p.push(0,b,0),g.push(.5,.5),v++;const N=v;for(let Y=0;Y<=i;Y++){const Q=Y/i*u+l,oe=Math.cos(Q),ee=Math.sin(Q);F.x=T*ee,F.y=x*b,F.z=T*oe,d.push(F.x,F.y,F.z),p.push(0,b,0),B.x=oe*.5+.5,B.y=ee*.5*b+.5,g.push(B.x,B.y),v++}for(let Y=0;Y<i;Y++){const K=L+Y,Q=N+Y;w===!0?f.push(Q,Q+1,K):f.push(Q+1,Q,K),D+=3}h.addGroup(_,D,w===!0?1:2),_+=D}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new _a(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Jh extends _a{constructor(e=1,t=1,n=32,i=1,s=!1,o=0,l=Math.PI*2){super(0,e,t,n,i,s,o,l),this.type="C

4419,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];super(s,o,e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Yh(e.radius,e.detail)}}const mu=new H,gu=new H,Gd=new H,vu=new pi;class Wy extends Rt{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},e!==null){const i=Math.pow(10,4),s=Math.cos(to*t),o=e.getIndex(),l=e.getAttribute("position"),u=o?o.count:l.count,h=[0,0,0],f=["a","b","c"],d=new Array(3),p={},g=[];for(let v=0;v<u;v+=3){o?(h[0]=o.getX(v),h[1]=o.getX(v+1),h[2]=o.getX(v+2)):(h[0]=v,h[1]=v+1,h[2]=v+2);const{a:A,b:x,c:_}=vu;if(A.fromBufferAttribute(l,h[0]),x.fromBufferAttribute(l,h[1]),_.fromBufferAttribute(l,h[2]),vu.getNormal(Gd),d[0]=`${Math.round(A.x*i)},${Math.round(A.y*i)},${Math.round(A.z*i)}`,d[1]=`${Math.round(x.x*i)},${Math.round(x.y*i)},${Math.round(x.z*i)}`,d[2]=`${Math.round(_.x*i)},${Math.round(_.y*i)},${Math.round(_.z*i)}`,!(d[0]===d[1]||d[1]===d[2]||d[2]===d[0]))for(let S=0;S<3;S++){const E=(S+1)%3,w=d[S],L=d[E],B=vu[f[S]],F=vu[f[E]],D=`${w}_${L}`,T=`${L}_${w}`;T in p&&p[T]?(Gd.dot(p[T].normal)<=s&&(g.push(B.x,B.y,B.z),g.push(F.x,F.y,F.z)),p[T]=null):D in p||(p[D]={index0:h[S],index1:h[E],normal:Gd.clone()})}}for(const v in p)if(p[v]){const{index0:A,index1:x}=p[v];mu.fromBufferAttribute(l,A),gu.fromBufferAttribute(l,x),g.push(mu.x,mu.y,mu.z),g.push(gu.x,gu.y,gu.z)}this.setAttribute("position",new at(g,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class io extends Al{constructor(e){super(e),this.uuid=Ci(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,i=this.holes.length;n<i;n++)t[n]=this.holes[n].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,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,n=this.holes.length;t<n;t++){const i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(new Al().fromJSON(i))}return this}}function rE(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=Xy(r,0,i,t,!0);const o=[];if(!s||s.next===s.prev)return o;let l,u,h;if(n&&(s=cE(r,e,s,t)),r.length>80*t){l=1/0,u=1/0;let f=-1/0,d=-1/0;for(let p=t;p<i;p+=t){const g=r[p],v=r[p+1];g<l&&(l=g),v<u&&(u=v),g>f&&(f=g),v>d&&(d=v)}h=Math.max(f-l,d-u),h=h!==0?32767/h:0}return Ml(s,o,t,l,u,h,0),o}function Xy(r,e,t,n,i){let s;if(i===xE(r,e,t,n)>0)for(let o=e;o<t;o+=n)s=u0(o/n|0,r[o],r[o+1],s);else for(let o=t-n;o>=e;o-=n)s=u0(o/n|0,r[o],r[o+1],s);return s&&da(s,s.next)&&(El(s),s=s.next),s}function oo(r,e){if(!r)return r;e||(e=r);let t=r,n;do if(n=!1,!t.steiner&&(da(t,t.next)||fn(t.prev,t,t.next)===0)){if(El(t),t=e=t.prev,t===t.next)break;n=!0}else t=t.next;while(n||t!==e);return e}function Ml(r,e,t,n,i,s,o){if(!r)return;!o&&s&&pE(r,n,i,s);let l=r;

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n=r,i;r=null;let s=null;for(e=0;n;){e++;let o=n,l=0;for(let h=0;h<t&&(l++,o=o.nextZ,!!o);h++);let u=t;for(;l>0||u>0&&o;)l!==0&&(u===0||!o||n.z<=o.z)?(i=n,n=n.nextZ,l--):(i=o,o=o.nextZ,u--),s?s.nextZ=i:r=i,i.prevZ=s,s=i;n=o}s.nextZ=null,t*=2}while(e>1);return r}function bp(r,e,t,n,i){return r=(r-t)*i|0,e=(e-n)*i|0,r=(r|r<<8)&16711935,r=(r|r<<4)&252645135,r=(r|r<<2)&858993459,r=(r|r<<1)&1431655765,e=(e|e<<8)&16711935,e=(e|e<<4)&252645135,e=(e|e<<2)&858993459,e=(e|e<<1)&1431655765,r|e<<1}function gE(r){let e=r,t=r;do(e.x<t.x||e.x===t.x&&e.y<t.y)&&(t=e),e=e.next;while(e!==r);return t}function Jy(r,e,t,n,i,s,o,l){return(i-o)*(e-l)>=(r-o)*(s-l)&&(r-o)*(n-l)>=(t-o)*(e-l)&&(t-o)*(s-l)>=(i-o)*(n-l)}function il(r,e,t,n,i,s,o,l){return!(r===o&&e===l)&&Jy(r,e,t,n,i,s,o,l)}function vE(r,e){return r.next.i!==e.i&&r.prev.i!==e.i&&!_E(r,e)&&(Sl(r,e)&&Sl(e,r)&&yE(r,e)&&(fn(r.prev,r,e.prev)||fn(r,e.prev,e))||da(r,e)&&fn(r.prev,r,r.next)>0&&fn(e.prev,e,e.next)>0)}function fn(r,e,t){return(e.y-r.y)*(t.x-e.x)-(e.x-r.x)*(t.y-e.y)}function da(r,e){return r.x===e.x&&r.y===e.y}function Yy(r,e,t,n){const i=yu(fn(r,e,t)),s=yu(fn(r,e,n)),o=yu(fn(t,n,r)),l=yu(fn(t,n,e));return!!(i!==s&&o!==l||i===0&&_u(r,t,e)||s===0&&_u(r,n,e)||o===0&&_u(t,r,n)||l===0&&_u(t,e,n))}function _u(r,e,t){return e.x<=Math.max(r.x,t.x)&&e.x>=Math.min(r.x,t.x)&&e.y<=Math.max(r.y,t.y)&&e.y>=Math.min(r.y,t.y)}function yu(r){return r>0?1:r<0?-1:0}function _E(r,e){let t=r;do{if(t.i!==r.i&&t.next.i!==r.i&&t.i!==e.i&&t.next.i!==e.i&&Yy(t,t.next,r,e))return!0;t=t.next}while(t!==r);return!1}function Sl(r,e){return fn(r.prev,r,r.next)<0?fn(r,e,r.next)>=0&&fn(r,r.prev,e)>=0:fn(r,e,r.prev)<0||fn(r,r.next,e)<0}function yE(r,e){let t=r,n=!1;const i=(r.x+e.x)/2,s=(r.y+e.y)/2;do t.y>s!=t.next.y>s&&t.next.y!==t.y&&i<(t.next.x-t.x)*(s-t.y)/(t.next.y-t.y)+t.x&&(n=!n),t=t.next;while(t!==r);return n}function Ky(r,e){const t=Rp(r.i,r.x,r.y),n=Rp(e.i,e.x,e.y),i=r.next,s=e.prev;return r.next=e,e.prev=r,t.next=i,i.prev=t,n.next=t,t.prev=n,s.next=n,n.prev=s,n}function u0(r,e,t,n){const i=Rp(r,e,t);return n?(i.next=n.next,i.prev=n,n.next.prev=i,n.next=i):(i.prev=i,i.next=i),i}function El(r){r.next.prev=r.prev,r.prev.next=r.next,r.prevZ&&(r.prevZ.nextZ=r.nextZ),r.nextZ&&(r.nextZ.prevZ=r.prevZ)}function Rp(r,e,t){return{i:r,x:e,y:t,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}function xE(r,e,t,n){let i=0;for(let s=e,o=t-n;s<t;s+=n)i+=(r[o]-r[s])*(r[s+1]+r[o+1]),o=s;return i}class AE{static triangulate(e,t,n=2){return rE(e,t,n)}}class fr{static area(e){const t=e.length;let n=0;for(let i=t-1,s=0;s<t;i=s++)n+=e[i].x*e[s].y-e[s].x*e[i].y;return n*.5}static isClockWise(e){return fr.area(e)<0}static triangulateShape(e,t){const n=[],i=[],s=[];h0(e),f0(n,e);let o=e.length;t.forEach(h0);for(let u=0;u<t.length;u++)i.push(o),o+=t[u].length,f0(n,t[u]);const l=AE.triangulate(n,i);for(let u=0;u<l.length;u+=3)s.push(l.slice(u,u+3));return s}}function h0(r){const e=r.length;e>2&&r[e-1].equals(r[0])&&r.pop()}function f0(r,e){for(let t=0;t<e.length;t++)r.push(e[t].x),r.push(e[t].y)}class Kh extends Rt{constructor(e=new io([new be(.5,.5),new be(-.5,.5),new be(-.5,-.5),new be(.5,-.5)]),t={}){super(),this.type="ExtrudeGeometry",this.parameters={shapes:e,options:t},e=Array.isArray(e)?e:[e];const n=this,i=[],s=[];for(let l=0,u=e.length;l<u;l++){const h=e[l];o(h)}this.setAttribute("position",new at(i,3)),this.setAttribute("uv",new at(s,2)),this.computeVertexNormals();function o(l){const u=[],h=t.curveSegments!==void 0?t.curveSegments:12,f=t.steps!==void 0?t.steps:1,d=t.depth!==void 0?t.depth:1;let p=t.bevelEnabled!==void 0?t.bevelEnabled:!0,g=t.bevelThickness!==void 0?t.bevelThickness:.2,v=t.bevelSize!==void 0?t.bevelSize:g-.1,A=t.bevelOffset!==void 0?t.bevelOffset:0,x=t.bevelSegments!==void 0?t.bevelSegments:3;const _=t.extrudePath,S=t.UVGenerator!==void 0?t.UVGenerator:ME;let E,w=!1,L,B,F,D;_&&(E=_.getSpacedPoints(f),w=!0,p=!1,L=_.computeFrenetFrames(f,!1),B=new H,F=new H,D=new H),p||(x=0,g=0,v=0,A=0);const T=l.extractPoints(h);let b=T.shape;const N=T.holes;if(!fr.isClockWise(b)){b=b.reverse();for(let Ee=0,Ie=N.length;Ee<Ie;Ee++){const Ae=N[Ee];fr.isClockWise(Ae)&&(N[Ee]=Ae.reverse())}}function K(Ee){const Ae=10000000000000001e-36;let ze=Ee[0];for(let ye=1;ye<=Ee.length;ye++){const O=ye%Ee.length,P=Ee[O],ne=P.x-ze.x,he=P.y-ze.y,xe=ne*ne+he*he,ve=Math.max(Math.abs(P.x),Math.abs(P.y),Math.abs(ze.x),Math.abs(ze.y)),tt=Ae*ve*ve;if(xe<=tt){Ee.splice(O,1),ye--;continue}ze=P}}

44K(b),N.forEach(K);const Q=N.length,oe=b;for(let Ee=0;Ee<Q;Ee++){const Ie=N[Ee];b=b.concat(Ie)}function ee(Ee,Ie,Ae){return Ie||console.error("THREE.ExtrudeGeometry: vec does not exist"),Ee.clone().addScaledVector(Ie,Ae)}const Me=b.length;function G(Ee,Ie,Ae){let ze,ye,O;const P=Ee.x-Ie.x,ne=Ee.y-Ie.y,he=Ae.x-Ee.x,xe=Ae.y-Ee.y,ve=P*P+ne*ne,tt=P*xe-ne*he;if(Math.abs(tt)>Number.EPSILON){const Oe=Math.sqrt(ve),Ke=Math.sqrt(he*he+xe*xe),Lt=Ie.x-ne/Oe,Fe=Ie.y+P/Oe,$e=Ae.x-xe/Ke,ut=Ae.y+he/Ke,it=(($e-Lt)*xe-(ut-Fe)*he)/(P*xe-ne*he);ze=Lt+P*it-Ee.x,ye=Fe+ne*it-Ee.y;const je=ze*ze+ye*ye;if(je<=2)return new be(ze,ye);O=Math.sqrt(je/2)}else{let Oe=!1;P>Number.EPSILON?he>Number.EPSILON&&(Oe=!0):P<-Number.EPSILON?he<-Number.EPSILON&&(Oe=!0):Math.sign(ne)===Math.sign(xe)&&(Oe=!0),Oe?(ze=-ne,ye=P,O=Math.sqrt(ve)):(ze=P,ye=ne,O=Math.sqrt(ve/2))}return new be(ze/O,ye/O)}const te=[];for(let Ee=0,Ie=oe.length,Ae=Ie-1,ze=Ee+1;Ee<Ie;Ee++,Ae++,ze++)Ae===Ie&&(Ae=0),ze===Ie&&(ze=0),te[Ee]=G(oe[Ee],oe[Ae],oe[ze]);const q=[];let ce,Se=te.concat();for(let Ee=0,Ie=Q;Ee<Ie;Ee++){const Ae=N[Ee];ce=[];for(let ze=0,ye=Ae.length,O=ye-1,P=ze+1;ze<ye;ze++,O++,P++)O===ye&&(O=0),P===ye&&(P=0),ce[ze]=G(Ae[ze],Ae[O],Ae[P]);q.push(ce),Se=Se.concat(ce)}const Ge=[],le=[];for(let Ee=0;Ee<x;Ee++){const Ie=Ee/x,Ae=g*Math.cos(Ie*Math.PI/2),ze=v*Math.sin(Ie*Math.PI/2)+A;for(let ye=0,O=oe.length;ye<O;ye++){const P=ee(oe[ye],te[ye],ze);xt(P.x,P.y,-Ae),Ie==0&&Ge.push(P)}for(let ye=0,O=Q;ye<O;ye++){const P=N[ye];ce=q[ye];const ne=[];for(let he=0,xe=P.length;he<xe;he++){const ve=ee(P[he],ce[he],ze);xt(ve.x,ve.y,-Ae),Ie==0&&ne.push(ve)}Ie==0&&le.push(ne)}}const Re=fr.triangulateShape(Ge,le),we=Re.length,Le=v+A;for(let Ee=0;Ee<Me;Ee++){const Ie=p?ee(b[Ee],Se[Ee],Le):b[Ee];w?(F.copy(L.normals[0]).multiplyScalar(Ie.x),B.copy(L.binormals[0]).multiplyScalar(Ie.y),D.copy(E[0]).add(F).add(B),xt(D.x,D.y,D.z)):xt(Ie.x,Ie.y,0)}for(let Ee=1;Ee<=f;Ee++)for(let Ie=0;Ie<Me;Ie++){const Ae=p?ee(b[Ie],Se[Ie],Le):b[Ie];w?(F.copy(L.normals[Ee]).multiplyScalar(Ae.x),B.copy(L.binormals[Ee]).multiplyScalar(Ae.y),D.copy(E[Ee]).add(F).add(B),xt(D.x,D.y,D.z)):xt(Ae.x,Ae.y,d/f*Ee)}for(let Ee=x-1;Ee>=0;Ee--){const Ie=Ee/x,Ae=g*Math.cos(Ie*Math.PI/2),ze=v*Math.sin(Ie*Math.PI/2)+A;for(let ye=0,O=oe.length;ye<O;ye++){const P=ee(oe[ye],te[ye],ze);xt(P.x,P.y,d+Ae)}for(let ye=0,O=N.length;ye<O;ye++){const P=N[ye];ce=q[ye];for(let ne=0,he=P.length;ne<he;ne++){const xe=ee(P[ne],ce[ne],ze);w?xt(xe.x,xe.y+E[f-1].y,E[f-1].x+Ae):xt(xe.x,xe.y,d+Ae)}}}ot(),Ut();function ot(){const Ee=i.length/3;if(p){let Ie=0,Ae=Me*Ie;for(let ze=0;ze<we;ze++){const ye=Re[ze];kt(ye[2]+Ae,ye[1]+Ae,ye[0]+Ae)}Ie=f+x*2,Ae=Me*Ie;for(let ze=0;ze<we;ze++){const ye=Re[ze];kt(ye[0]+Ae,ye[1]+Ae,ye[2]+Ae)}}else{for(let Ie=0;Ie<we;Ie++){const Ae=Re[Ie];kt(Ae[2],Ae[1],Ae[0])}for(let Ie=0;Ie<we;Ie++){const Ae=Re[Ie];kt(Ae[0]+Me*f,Ae[1]+Me*f,Ae[2]+Me*f)}}n.addGroup(Ee,i.length/3-Ee,0)}function Ut(){const Ee=i.length/3;let Ie=0;ft(oe,Ie),Ie+=oe.length;for(let Ae=0,ze=N.length;Ae<ze;Ae++){const ye=N[Ae];ft(ye,Ie),Ie+=ye.length}n.addGroup(Ee,i.length/3-Ee,1)}function ft(Ee,Ie){let Ae=Ee.length;for(;--Ae>=0;){const ze=Ae;let ye=Ae-1;ye<0&&(ye=Ee.length-1);for(let O=0,P=f+x*2;O<P;O++){const ne=Me*O,he=Me*(O+1),xe=Ie+ze+ne,ve=Ie+ye+ne,tt=Ie+ye+he,Oe=Ie+ze+he;pt(xe,ve,tt,Oe)}}}function xt(Ee,Ie,Ae){u.push(Ee),u.push(Ie),u.push(Ae)}function kt(Ee,Ie,Ae){X(Ee),X(Ie),X(Ae);const ze=i.length/3,ye=S.generateTopUV(n,i,ze-3,ze-2,ze-1);tn(ye[0]),tn(ye[1]),tn(ye[2])}function pt(Ee,Ie,Ae,ze){X(Ee),X(Ie),X(ze),X(Ie),X(Ae),X(ze);const ye=i.length/3,O=S.generateSideWallUV(n,i,ye-6,ye-3,ye-2,ye-1);tn(O[0]),tn(O[1]),tn(O[3]),tn(O[1]),tn(O[2]),tn(O[3])}function X(Ee){i.push(u[Ee*3+0]),i.push(u[Ee*3+1]),i.push(u[Ee*3+2])}function tn(Ee){s.push(Ee.x),s.push(Ee.y)}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes,n=this.parameters.options;return SE(t,n,e)}static fromJSON(e,t){const n=[];for(let s=0,o=e.shapes.length;s<o;s++){const l=t[e.shapes[s]];n.push(l)}const i=e.options.extrudePath;return i!==void 0&&(e.options.extrudePath=new wh[i.type]().fromJSON(i)),new Kh(n,e.options)}}const ME={generateTopUV:function(r,e,t,n,i){const s=e[t*3],o=e[t*3+1],l=e[n*3],u=e[n*3+1],h=e[i*3],f=e[i*3+1];return[new be(s,o),new be(l,u),new be(h,f)]},generateSideWallUV:function(r,e,t,n,i,s){const o=e[t*3],l=e[t*3+1],u=e[t*3+2],h=e[n*3],f=e[n*3+1],d=e[n*3+2],p=e[i*3],g=e[i*3+1],v=e[i*3+2],A=e[s*3],x=e[s*3+1],_=e[s*3+2];return Math.abs(l-f)<Math.abs(o-h)?[new be(o,1-u),new be(h,1-d),new be(p,1-v),new be(A,1-_)]:[new be(l,1-u),new be(f,1-d),new be(g,1-v),new be(x,1-_)]}};function SE(r,e,t){if(t.shapes=[],Array.isArray(r))for(let n=0,i=r.length;n<i;n++){const s=r[n];t.shapes.push(s.uuid)}else t.shapes.push(r.uuid);return t.options=Object.assign({},e),e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class zl extends vs{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,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(i,s,e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new zl(e.radius,e.detail)}}class Vl extends vs{constructor(e=1,t=0){const n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[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(n,i,e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Vl(e.radius,e.detail)}}class _s extends Rt{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,o=t/2,l=Math.floor(n),u=Math.floor(i),h=l+1,f=u+1,d=e/l,p=t/u,g=[],v=[],A=[],x=[];for(let _=0;_<f;_++){const S=_*p-o;for(let E=0;E<h;E++){const w=E*d-s;v.push(w,-S,0),A.push(0,0,1),x.push(E/l),x.push(1-_/u)}}for(let _=0;_<u;_++)for(let S=0;S<l;S++){const E=S+h*_,w=S+h*(_+1),L=S+1+h*(_+1),B=S+1+h*_;g.push(E,w,B),g.push(w,L,B)}this.setIndex(g),this.setAttribute("position",new at(v,3)),this.setAttribute("normal",new at(A,3)),this.setAttribute("uv",new at(x,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new _s(e.width,e.height,e.widthSegments,e.heightSegments)}}class Zh extends Rt{constructor(e=.5,t=1,n=32,i=1,s=0,o=Math.PI*2){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:s,thetaLength:o},n=Math.max(3,n),i=Math.max(1,i);const l=[],u=[],h=[],f=[];let d=e;const p=(t-e)/i,g=new H,v=new be;for(let A=0;A<=i;A++){for(let x=0;x<=n;x++){const _=s+x/n*o;g.x=d*Math.cos(_),g.y=d*Math.sin(_),u.push(g.x,g.y,g.z),h.push(0,0,1),v.x=(g.x/t+1)/2,v.y=(g.y/t+1)/2,f.push(v.x,v.y)}d+=p}for(let A=0;A<i;A++){const x=A*(n+1);for(let _=0;_<n;_++){const S=_+x,E=S,w=S+n+1,L=S+n+2,B=S+1;l.push(E,w,B),l.push(w,L,B)}}this.setIndex(l),this.setAttribute("position",new at(u,3)),this.setAttribute("normal",new at(h,3)),this.setAttribute("uv",new at(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Zh(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class qh extends Rt{constructor(e=new io([new be(0,.5),new be(-.5,-.5),new be(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],o=[];let l=0,u=0;if(Array.isArray(e)===!1)h(e);else for(let f=0;f<e.length;f++)h(e[f]),this.addGroup(l,u,f),l+=u,u=0;this.setIndex(n),this.setAttribute("position",new at(i,3)),this.setAttribute("normal",new at(s,3)),this.setAttribute("uv",new at(o,2));function h(f){const d=i.length/3,p=f.extractPoints(t);let g=p.shape;const v=p.holes;fr.isClockWise(g)===!1&&(g=g.reverse());for(let x=0,_=v.length;x<_;x++){const S=v[x];fr.isClockWise(S)===!0&&(v[x]=S.reverse())}const A=fr.triangulateShape(g,v);for(let x=0,_=v.length;x<_;x++){const S=v[x];g=g.concat(S)}for(let x=0,_=g.length;x<_;x++){const S=g[x];i.push(S.x,S.y,0),s.push(0,0,1),o.push(S.x,S.y)}for(let x=0,_=A.length;x<_;x++){const S=A[x],E=S[0]+d,w=S[1]+d,L=S[2]+d;n.push(E,w,L),u+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return EE(t,e)}static fromJSON(e,t){const n=[];for(let i=0,s=e.shapes.length;i<s;i++){const o=t[e.shapes[i]];n.push(o)}return new qh(n,e.curveSegments)}}function EE(r,e){if(e.shapes=[],Array.isArray(r))for(let t=0,n=r.length;t<n;t++){const i=r[t];e.shapes.push(i.uuid)}else e.shapes.push(r.uuid);return e}class Wl extends Rt{constructor(e=1,t=32,n=16,i=0,s=Math.PI*2,o=0,l=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:s,thetaStart:o,thetaLength:l},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const u=Math.min(o+l,Math.PI);let h=0;const f=[],d=new H,p=new H,g=[],v=[],A=[],x=[];for(let _=0;_<=n;_++){const S=[],E=_/n;let w=0;_===0&&o===0?w=.5/t:_===n&&u===Math.PI&&(w=-.5/t);for(let L=0;L<=t;L++){const B=L/t;d.x=-e*Math.cos(i+B*s)*Math.sin(o+E*l),d.y=e*Math.cos(o+E*l),d.z=e*Math.sin(i+B*s)*Math.sin(o+E*l),v.push(d.x,d.y,d.z),p.copy(d).normalize(),A.push(p.x,p.y,p.z),x.push(B+w,1-E),S.push(h++)}f.push(S)}for(let _=0;_<n;_++)for(let S=0;S<t;S++){const E=f[_][S+1],w=f[_][S],L=f[_+1][S],B=f[_+1][S+1];(_!==0||o>0)&&g.push(E,w,B),(_!==n-1||u<Math.PI)&&g.push(w,L,B)}this.setIndex(g),this.setAttribute("position",new at(v,3)),this.setAttribute("normal",new at(A,3)),this.setAttribute("uv",new at(x,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Wl(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Qh extends vs{constructor(e=1,t=0){const n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];super(n,i,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Qh(e.radius,e.detail)}}class jh extends Rt{constructor(e=1,t=.4,n=12,i=48,s=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:s},n=Math.floor(n),i=Math.floor(i);const o=[],l=[],u=[],h=[],f=new H,d=new H,p=new H;for(let g=0;g<=n;g++)for(let v=0;v<=i;v++){const A=v/i*s,x=g/n*Math.PI*2;d.x=(e+t*Math.cos(x))*Math.cos(A),d.y=(e+t*Math.cos(x))*Math.sin(A),d.z=t*Math.sin(x),l.push(d.x,d.y,d.z),f.x=e*Math.cos(A),f.y=e*Math.sin(A),p.subVectors(d,f).normalize(),u.push(p.x,p.y,p.z),h.push(v/i),h.push(g/n)}for(let g=1;g<=n;g++)for(let v=1;v<=i;v++){const A=(i+1)*g+v-1,x=(i+1)*(g-1)+v-1,_=(i+1)*(g-1)+v,S=(i+1)*g+v;o.push(A,x,S),o.push(x,_,S)}this.setIndex(o),this.setAttribute("position",new at(l,3)),this.setAttribute("normal",new at(u,3)),this.setAttribute("uv",new at(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new jh(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class $h extends Rt{constructor(e=1,t=.4,n=64,i=8,s=2,o=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:s,q:o},n=Math.floor(n),i=Math.floor(i);const l=[],u=[],h=[],f=[],d=new H,p=new H,g=new H,v=new H,A=new H,x=new H,_=new H;for(let E=0;E<=n;++E){const w=E/n*s*Math.PI*2;S(w,s,o,e,g),S(w+.01,s,o,e,v),x.subVectors(v,g),_.addVectors(v,g),A.crossVectors(x,_),_.crossVectors(A,x),A.normalize(),_.normalize();for(let L=0;L<=i;++L){const B=L/i*Math.PI*2,F=-t*Math.cos(B),D=t*Math.sin(B);d.x=g.x+(F*_.x+D*A.x),d.y=g.y+(F*_.y+D*A.y),d.z=g.z+(F*_.z+D*A.z),u.push(d.x,d.y,d.z),p.subVectors(d,g).normalize(),h.push(p.x,p.y,p.z),f.push(E/n),f.push(L/i)}}for(let E=1;E<=n;E++)for(let w=1;w<=i;w++){const L=(i+1)*(E-1)+(w-1),B=(i+1)*E+(w-1),F=(i+1)*E+w,D=(i+1)*(E-1)+w;l.push(L,B,D),l.push(B,F,D)}this.setIndex(l),this.setAttribute("position",new at(u,3)),this.setAttribute("normal",new at(h,3)),this.setAttribute("uv",new at(f,2));function S(E,w,L,B,F){const D=Math.cos(E),T=Math.sin(E),b=L/w*E,N=Math.cos(b);F.x=B*(2+N)*.5*D,F.y=B*(2+N)*T*.5,F.z=B*Math.sin(b)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new $h(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class ef extends Rt{constructor(e=new dm(new H(-1,-1,0),new H(-1,1,0),new H(1,1,0)),t=64,n=1,i=8,s=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:s};const o=e.computeFrenetFrames(t,s);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals;const l=new H,u=new H,h=new be;let f=new H;const d=[],p=[],g=[],v=[];A(),this.setIndex(v),this.setAttribute("position",new at(d,3)),this.setAttribute("normal",new at(p,3)),this.setAttribute("uv",new at(g,2));function A(){for(let E=0;E<t;E++)x(E);x(s===!1?t:0),S(),_()}function x(E){f=e.getPointAt(E/t,f);const w=o.normals[E],L=o.binormals[E];for(let B=0;B<=i;B++){const F=B/i*Math.PI*2,D=Math.sin(F),T=-Math.cos(F);u.x=T*w.x+D*L.x,u.y=T*w.y+D*L.y,u.z=T*w.z+D*L.z,u.normalize(),p.push(u.x,u.y,u.z),l.x=f.x+n*u.x,l.y=f.y+n*u.y,l.z=f.z+n*u.z,d.push(l.x,l.y,l.z)}}function _(){for(let E=1;E<=t;E++)for(let w=1;w<=i;w++){const L=(i+1)*(E-1)+(w-1),B=(i+1)*E+(w-1),F=(i+1)*E+w,D=(i+1)*(E-1)+w;v.push(L,B,D),v.push(B,F,D)}}function S(){for(let E=0;E<=t;E++)for(let w=0;w<=i;w++)h.x=E/t,h.y=w/i,g.push(h.x,h.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 ef(new wh[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class Zy extends Rt{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){const t=[],n=new Set,i=new H,s=new H;if(e.index!==null){const o=e.attributes.position,l=e.index;let u=e.groups;u.length===0&&(u=[{start:0,count:l.count,materialIndex:0}]);for(let h=0,f=u.length;h<f;++h){const d=u[h],p=d.start,g=d.count;for(let v=p,A=p+g;v<A;v+=3)for(let x=0;x<3;x++){const _=l.getX(v+x),S=l.getX(v+(x+1)%3);i.fromBufferAttribute(o,_),s.fromBufferAttribute(o,S),d0(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}}else{const o=e.attributes.position;for(let l=0,u=o.count/3;l<u;l++)for(let h=0;h<3;h++){const f=3*l+h,d=3*l+(h+1)%3;i.fromBufferAttribute(o,f),s.fromBufferAttribute(o,d),d0(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}this.setAttribute("position",new at(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function d0(r,e,t){const n=`${r.x},${r.y},${r.z}-${e.x},${e.y},${e.z}`,i=`${e.x},${e.y},${e.z}-${r.x},${r.y},${r.z}`;return t.has(n)===!0||t.has(i)===!0?!1:(t.add(n),t.add(i),!0)}var p0=Object.freeze({__proto__:null,BoxGeometry:uo,CapsuleGeometry:Wh,CircleGeometry:Xh,ConeGeometry:Jh,CylinderGeometry:_a,DodecahedronGeometry:Yh,EdgesGeometry:Wy,ExtrudeGeometry:Kh,IcosahedronGeometry:zl,LatheGeometry:kl,OctahedronGeometry:Vl,PlaneGeometry:_s,PolyhedronGeometry:vs,RingGeometry:Zh,ShapeGeometry:qh,SphereGeometry:Wl,TetrahedronGeometry:Qh,TorusGeometry:jh,TorusKnotGeometry:$h,TubeGeometry:ef,WireframeGeometry:Zy});class qy extends Rn{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new Ye(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 Qy extends vi{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Xl extends Rn{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Ye(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 Ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Ti,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class zi extends Xl{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 be(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return St(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 Ye(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 Ye(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Ye(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class jy extends Rn{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Ye(16777215),this.specular=new Ye(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Ti,this.combine=Il,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class $y extends Rn{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Ye(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(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 ex extends Rn{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(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 tx extends Rn{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Ye(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Ti,this.combine=Il,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class mm extends Rn{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=gy,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 gm extends Rn{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}}class nx extends Rn{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Ye(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gs,this.normalScale=new be(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 ix extends jn{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 Qs(r,e){return!r||r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function rx(r){return ArrayBuffer.isView(r)&&!(r instanceof DataView)}function sx(r){function e(i,s){return r[i]-r[s]}const t=r.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function Ip(r,e,t){const n=r.length,i=new r.constructor(n);for(let s=0,o=0;o!==n;++s){const l=t[s]*e;for(let u=0;u!==e;++u)i[o++]=r[l+u]}return i}function vm(r,e,t,n){let i=1,s=r[0];for(;s!==void 0&&s[n]===void 0;)s=r[i++];if(s===void 0)return;let o=s[n];if(o!==void 0)if(Array.isArray(o))do o=s[n],o!==void 0&&(e.push(s.time),t.push(...o)),s=r[i++];while(s!==void 0);else if(o.toArray!==void 0)do o=s[n],o!==void 0&&(e.push(s.time),o.toArray(t,t.length)),s=r[i++];while(s!==void 0);else do o=s[n],o!==void 0&&(e.push(s.time),t.push(o)),s=r[i++];while(s!==void 0)}function wE(r,e,t,n,i=30){const s=r.clone();s.name=e;const o=[];for(let u=0;u<s.tracks.length;++u){const h=s.tracks[u],f=h.getValueSize(),d=[],p=[];for(let g=0;g<h.times.length;++g){const v=h.times[g]*i;if(!(v<t||v>=n)){d.push(h.times[g]);for(let A=0;A<f;++A)p.push(h.values[g*f+A])}}d.length!==0&&(h.times=Qs(d,h.times.constructor),h.values=Qs(p,h.values.constructor),o.push(h))}s.tracks=o;let l=1/0;for(let u=0;u<s.tracks.length;++u)l>s.tracks[u].times[0]&&(l=s.tracks[u].times[0]);for(let u=0;u<s.tracks.length;++u)s.tracks[u].shift(-1*l);return s.resetDuration(),s}function CE(r,e=0,t=r,n=30){n<=0&&(n=30);const i=t.tracks.length,s=e/n;for(let o=0;o<i;++o){const l=t.tracks[o],u=l.ValueTypeName;if(u==="bool"||u==="string")continue;const h=r.tracks.find(function(_){return _.name===l.name&&_.ValueTypeName===u});if(h===void 0)continue;let f=0;const d=l.getValueSize();l.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(f=d/3);let p=0;const g=h.getValueSize();h.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(p=g/3);const v=l.times.length-1;let A;if(s<=l.times[0]){const _=f,S=d-f;A=l.values.slice(_,S)}else if(s>=l.times[v]){const _=v*d+f,S=_+d-f;A=l.values.slice(_,S)}else{const _=l.createInterpolant(),S=f,E=d-f;_.evaluate(s),A=_.resultBuffer.slice(S,E)}u==="quaternion"&&new qn().fromArray(A).normalize().conjugate().toArray(A);const x=h.times.length;for(let _=0;_<x;++_){const S=_*g+p;if(u==="quaternion")qn.multiplyQuaternionsFlat(h.values,S,A,0,h.values,S);else{const E=g-p*2;for(let w=0;w<E;++w)h.values[S+w]-=A[w]}}}return r.blendMode=qp,r}class TE{static convertArray(e,t){return Qs(e,t)}static isTypedArray(e){return rx(e)}static getKeyframeOrder(e){return sx(e)}static sortedArray(e,t,n){return Ip(e,t,n)}static flattenJSON(e,t,n,i){vm(e,t,n,i)}static subclip(e,t,n,i,s=30){return wE(e,t,n,i,s)}static makeClipAdditive(e,t=0,n=e,i=30){return CE(e,t,n,i)}}class ya{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],s=t[n-1];e:{t:{let o;n:{i:if(!(e<i)){for(let l=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===l)break;if(s=i,i=t[++n],e<i)break t}o=t.length;break n}if(!(e>=s)){const l=t[1];e<l&&(n=2,s=l);for(let u=n-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===u)break;if(i=s,s=t[--n-1],e>=s)break t}o=n,n=0;break n}break e}for(;n<o;){const l=n+o>>>1;e<t[l]?o=l:n=l+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,s,i)}return this.interpolate_(n,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i;for(let o=0;o!==i;++o)t[o]=n[s+o];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class ox extends ya{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ks,endingEnd:Ks}}intervalChanged_(e,t,n){const i=this.parameterPositions;let 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n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let s=0,o=i-1;for(;s!==i&&n[s]<e;)++s;for(;o!==-1&&n[o]>t;)--o;if(++o,s!==0||o!==i){s>=o&&(o=Math.max(o,1),s=o-1);const l=this.getValueSize();this.times=n.slice(s,o),this.values=this.values.slice(s*l,o*l)}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 n=this.times,i=this.values,s=n.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let o=null;for(let l=0;l!==s;l++){const u=n[l];if(typeof u=="number"&&isNaN(u)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,l,u),e=!1;break}if(o!==null&&o>u){console.error("THREE.KeyframeTrack: Out of order keys.",this,l,u,o),e=!1;break}o=u}if(i!==void 0&&rx(i))for(let l=0,u=i.length;l!==u;++l){const h=i[l];if(isNaN(h)){console.error("THREE.KeyframeTrack: Value is not a valid 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u=[],h=[];u.push((l+s-1)%s,l,(l+1)%s),h.push(0,1,0);const f=sx(u);u=Ip(u,1,f),h=Ip(h,1,f),!i&&u[0]===0&&(u.push(s),h.push(h[0])),o.push(new ao(".morphTargetInfluences["+t[l].name+"]",u,h).scale(1/n))}return new this(e,-1,o)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const i=e;n=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},s=/^([\w-]*?)([\d]+)$/;for(let l=0,u=e.length;l<u;l++){const h=e[l],f=h.name.match(s);if(f&&f.length>1){const d=f[1];let p=i[d];p||(i[d]=p=[]),p.push(h)}}const o=[];for(const l in i)o.push(this.CreateFromMorphTargetSequence(l,i[l],t,n));return o}static parseAnimation(e,t){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(d,p,g,v,A){if(g.length!==0){const x=[],_=[];vm(g,x,_,v),x.length!==0&&A.push(new d(p,x,_))}},i=[],s=e.name||"default",o=e.fps||30,l=e.blendMode;let u=e.length||-1;const h=e.hierarchy||[];for(let d=0;d<h.length;d++){const p=h[d].keys;if(!(!p||p.length===0))if(p[0].morphTargets){const g={};let v;for(v=0;v<p.length;v++)if(p[v].morphTargets)for(let A=0;A<p[v].morphTargets.length;A++)g[p[v].morphTargets[A]]=-1;for(const A in g){const x=[],_=[];for(let S=0;S!==p[v].morphTargets.length;++S){const E=p[v];x.push(E.time),_.push(E.morphTarget===A?1:0)}i.push(new ao(".morphTargetInfluence["+A+"]",x,_))}u=g.length*o}else{const g=".bones["+t[d].name+"]";n(co,g+".position",p,"pos",i),n(lo,g+".quaternion",p,"rot",i),n(co,g+".scale",p,"scl",i)}}return i.length===0?null:new this(s,u,i,l)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const s=this.tracks[n];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 bE(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ao;case"vector":case"vector2":case"vector3":case"vector4":return co;case"color":return ym;case"quaternion":return lo;case"bool":case"boolean":return ho;case"string":return fo}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function RE(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=bE(r.type);if(r.times===void 0){const 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p=s.parse(d,!0);if(p.isCubemap){const g=p.mipmaps.length/p.mipmapCount;for(let v=0;v<g;v++){o[v]={mipmaps:[]};for(let A=0;A<p.mipmapCount;A++)o[v].mipmaps.push(p.mipmaps[v*p.mipmapCount+A]),o[v].format=p.format,o[v].width=p.width,o[v].height=p.height}l.image=o}else l.image.width=p.width,l.image.height=p.height,l.mipmaps=p.mipmaps;p.mipmapCount===1&&(l.minFilter=Qt),l.format=p.format,l.needsUpdate=!0,t&&t(l)},n,i);return l}}class wl extends kn{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Fr.get(e);if(o!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o;const l=xl("img");function u(){f(),Fr.add(e,this),t&&t(this),s.manager.itemEnd(e)}function h(d){f(),i&&i(d),s.manager.itemError(e),s.manager.itemEnd(e)}function f(){l.removeEventListener("load",u,!1),l.removeEventListener("error",h,!1)}return l.addEventListener("load",u,!1),l.addEventListener("error",h,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(l.crossOrigin=this.crossOrigin),s.manager.itemStart(e),l.src=e,l}}class ux extends kn{constructor(e){super(e)}load(e,t,n,i){const s=new Ul;s.colorSpace=si;const o=new wl(this.manager);o.setCrossOrigin(this.crossOrigin),o.setPath(this.path);let l=0;function u(h){o.load(e[h],function(f){s.images[h]=f,l++,l===6&&(s.needsUpdate=!0,t&&t(s))},void 0,i)}for(let h=0;h<e.length;++h)u(h);return s}}class xm extends kn{constructor(e){super(e)}load(e,t,n,i){const s=this,o=new $i,l=new Gn(this.manager);return l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setPath(this.path),l.setWithCredentials(s.withCredentials),l.load(e,function(u){let h;try{h=s.parse(u)}catch(f){if(i!==void 0)i(f);else{console.error(f);return}}h.image!==void 0?o.image=h.image:h.data!==void 0&&(o.image.width=h.width,o.image.height=h.height,o.image.data=h.data),o.wrapS=h.wrapS!==void 0?h.wrapS:An,o.wrapT=h.wrapT!==void 0?h.wrapT:An,o.magFilter=h.magFilter!==void 0?h.magFilter:Qt,o.minFilter=h.minFilter!==void 0?h.minFilter:Qt,o.anisotropy=h.anisotropy!==void 0?h.anisotropy:1,h.colorSpace!==void 0&&(o.colorSpace=h.colorSpace),h.flipY!==void 0&&(o.flipY=h.flipY),h.format!==void 0&&(o.format=h.format),h.type!==void 0&&(o.type=h.type),h.mipmaps!==void 0&&(o.mipmaps=h.mipmaps,o.minFilter=Gi),h.mipmapCount===1&&(o.minFilter=Qt),h.generateMipmaps!==void 0&&(o.generateMipmaps=h.generateMipmaps),o.needsUpdate=!0,t&&t(o,h)},n,i),o}}class hx extends kn{constructor(e){super(e)}load(e,t,n,i){const s=new jt,o=new wl(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(e,function(l){s.image=l,s.needsUpdate=!0,t!==void 0&&t(s)},n,i),s}}class ys extends zt{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Ye(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()),this.target!==void 0&&(t.object.target=this.target.uuid),t}}class fx extends ys{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(zt.DEFAULT_UP),this.updateMatrix(),this.groundColor=new Ye(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const kd=new gt,m0=new H,g0=new H;class Am{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new be(512,512),this.map=null,this.mapPass=null,this.matrix=new gt,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Gl,this._frameExtents=new be(1,1),this._viewportCount=1,this._viewports=[new Jt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;m0.setFromMatrixPosition(e.matrixWorld),t.position.copy(m0),g0.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(g0),t.updateMatrixWorld(),kd.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(kd),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(kd)}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.intensity=e.intensity,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.intensity!==1&&(e.intensity=this.intensity),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 DE extends Am{constructor(){super(new bn(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=ha*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(n!==t.fov||i!==t.aspect||s!==t.far)&&(t.fov=n,t.aspect=i,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Mm extends ys{constructor(e,t,n=0,i=Math.PI/3,s=0,o=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(zt.DEFAULT_UP),this.updateMatrix(),this.target=new zt,this.distance=n,this.angle=i,this.penumbra=s,this.decay=o,this.map=null,this.shadow=new DE}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 v0=new gt,qa=new H,zd=new H;class LE extends Am{constructor(){super(new bn(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new be(4,2),this._viewportCount=6,this._viewports=[new Jt(2,1,1,1),new Jt(0,1,1,1),new Jt(3,1,1,1),new Jt(1,1,1,1),new Jt(3,0,1,1),new Jt(1,0,1,1)],this._cubeDirections=[new H(1,0,0),new H(-1,0,0),new H(0,0,1),new H(0,0,-1),new H(0,1,0),new H(0,-1,0)],this._cubeUps=[new H(0,1,0),new H(0,1,0),new H(0,1,0),new H(0,1,0),new H(0,0,1),new H(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,s=e.distance||n.far;s!==n.far&&(n.far=s,n.updateProjectionMatrix()),qa.setFromMatrixPosition(e.matrixWorld),n.position.copy(qa),zd.copy(n.position),zd.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(zd),n.updateMatrixWorld(),i.makeTranslation(-qa.x,-qa.y,-qa.z),v0.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(v0)}}class Sm extends ys{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new LE}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 po extends Fl{constructor(e=-1,t=1,n=1,i=-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=n,this.bottom=i,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,n,i,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=n,this.view.offsetY=i,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),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let s=n-e,o=n+e,l=i+t,u=i-t;if(this.view!==null&&this.view.enabled){const h=(this.right-this.left)/this.view.fullWidth/this.zoom,f=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=h*this.view.offsetX,o=s+h*this.view.width,l-=f*this.view.offsetY,u=l-f*this.view.height}this.projectionMatrix.makeOrthographic(s,o,l,u,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}}class FE extends Am{constructor(){super(new po(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Em extends ys{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(zt.DEFAULT_UP),this.updateMatrix(),this.target=new zt,this.shadow=new FE}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class dx extends ys{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class px extends ys{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}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 mx{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new H)}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 n=e.x,i=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.282095),t.addScaledVector(o[1],.488603*i),t.addScaledVector(o[2],.488603*s),t.addScaledVector(o[3],.488603*n),t.addScaledVector(o[4],1.092548*(n*i)),t.addScaledVector(o[5],1.092548*(i*s)),t.addScaledVector(o[6],.315392*(3*s*s-1)),t.addScaledVector(o[7],1.092548*(n*s)),t.addScaledVector(o[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,s=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.886227),t.addScaledVector(o[1],2*.511664*i),t.addScaledVector(o[2],2*.511664*s),t.addScaledVector(o[3],2*.511664*n),t.addScaledVector(o[4],2*.429043*n*i),t.addScaledVector(o[5],2*.429043*i*s),t.addScaledVector(o[6],.743125*s*s-.247708),t.addScaledVector(o[7],2*.429043*n*s),t.addScaledVector(o[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){const n=e.x,i=e.y,s=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*s,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*n*s,t[8]=.546274*(n*n-i*i)}}class gx extends ys{constructor(e=new mx,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 nf extends kn{constructor(e){super(e),this.textures={}}load(e,t,n,i){const s=this,o=new Gn(s.manager);o.setPath(s.path),o.setRequestHeader(s.requestHeader),o.setWithCredentials(s.withCredentials),o.load(e,function(l){try{t(s.parse(JSON.parse(l)))}catch(u){i?i(u):console.error(u),s.manager.itemError(e)}},n,i)}parse(e){const t=this.textures;function n(s){return t[s]===void 0&&console.warn("THREE.MaterialLoader: Undefined texture",s),t[s]}const i=this.createMaterialFromType(e.type);if(e.uuid!==void 0&&(i.uuid=e.uuid),e.name!==void 0&&(i.name=e.name),e.color!==void 0&&i.color!==void 0&&i.color.setHex(e.color),e.roughness!==void 0&&(i.roughness=e.roughness),e.metalness!==void 0&&(i.metalness=e.metalness),e.sheen!==void 0&&(i.sheen=e.sheen),e.sheenColor!==void 0&&(i.sheenColor=new Ye().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(i.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&i.emissive!==void 0&&i.emissive.setHex(e.emissive),e.specular!==void 0&&i.specular!==void 0&&i.specular.setHex(e.specular),e.specularIntensity!==void 0&&(i.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&i.specularColor!==void 0&&i.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(i.shininess=e.shininess),e.clearcoat!==void 0&&(i.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=e.clearcoatRoughness),e.dispersion!==void 0&&(i.dispersion=e.dispersion),e.iridescence!==void 0&&(i.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(i.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(i.transmission=e.transmission),e.thickness!==void 0&&(i.thickness=e.thickness),e.attenuationDistance!==void 0&&(i.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&i.attenuationColor!==void 0&&i.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(i.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(i.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(i.fog=e.fog),e.flatShading!==void 0&&(i.flatShading=e.flatShading),e.blending!==void 0&&(i.blending=e.blending),e.combine!==void 0&&(i.combine=e.combine),e.side!==void 0&&(i.side=e.side),e.shadowSide!==void 0&&(i.shadowSide=e.shadowSide),e.opacity!==void 0&&(i.opacity=e.opacity),e.transparent!==void 0&&(i.transparent=e.transparent),e.alphaTest!==void 0&&(i.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(i.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(i.depthFunc=e.depthFunc),e.depthTest!==void 0&&(i.depthTest=e.depthTest),e.depthWrite!==void 0&&(i.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(i.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(i.blendSrc=e.blendSrc),e.blendDst!==void 0&&(i.blendDst=e.blendDst),e.blendEquation!==void 0&&(i.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(i.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(i.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(i.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&i.blendColor!==void 0&&i.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(i.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(i.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(i.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(i.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(i.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(i.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(i.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(i.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(i.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(i.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(i.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(i.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(i.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(i.rotation=e.rotation),e.linewidth!==void 0&&(i.linewidth=e.linewidth),e.dashSize!==void 0&&(i.dashSize=e.dashSize),e.gapSize!==void 0&&(i.gapSize=e.gapSize),e.scale!==void 0&&(i.scale=e.scale),e.polygonOffset!==void 0&&(i.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(i.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(i.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(i.dithering=e.dithering),e.alphaToCoverage!==void 0&&(i.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(i.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(i.forceSinglePass=e.forceSinglePass),e.visible!==void 0&&(i.visible=e.visible),e.toneMapped!==void 0&&(i.toneMapped=e.toneMapped),e.userData!==void 0&&(i.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const s in e.uniforms){const o=e.uniforms[s];switch(i.uniforms[s]={},o.type){case"t":i.uniforms[s].value=n(o.value);break;case"c":i.uniforms[s].value=new Ye().setHex(o.value);break;case"v2":i.uniforms[s].value=new be().fromArray(o.value);break;case"v3":i.uniforms[s].value=new H().fromArray(o.value);break;case"v4":i.uniforms[s].value=new Jt().fromArray(o.value);break;case"m3":i.uniforms[s].value=new bt().fromArray(o.value);break;case"m4":i.uniforms[s].value=new gt().fromArray(o.value);break;default:i.uniforms[s].value=o.value}}if(e.defines!==void 0&&(i.defines=e.defines),e.vertexShader!==void 0&&(i.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(i.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(i.glslVersion=e.glslVersion),e.extensions!==void 0)for(const s in e.extensions)i.extensions[s]=e.extensions[s];if(e.lights!==void 0&&(i.lights=e.lights),e.clipping!==void 0&&(i.clipping=e.clipping),e.size!==void 0&&(i.size=e.size),e.sizeAttenuation!==void 0&&(i.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(i.map=n(e.map)),e.matcap!==void 0&&(i.matcap=n(e.matcap)),e.alphaMap!==void 0&&(i.alphaMap=n(e.alphaMap)),e.bumpMap!==void 0&&(i.bumpMap=n(e.bumpMap)),e.bumpScale!==void 0&&(i.bumpScale=e.bumpScale),e.normalMap!==void 0&&(i.normalMap=n(e.normalMap)),e.normalMapType!==void 0&&(i.normalMapType=e.normalMapType),e.normalScale!==void 0){let s=e.normalScale;Array.isArray(s)===!1&&(s=[s,s]),i.normalScale=new be().fromArray(s)}return e.displacementMap!==void 0&&(i.displacementMap=n(e.displacementMap)),e.displacementScale!==void 0&&(i.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(i.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(i.roughnessMap=n(e.roughnessMap)),e.metalnessMap!==void 0&&(i.metalnessMap=n(e.metalnessMap)),e.emissiveMap!==void 0&&(i.emissiveMap=n(e.emissiveMap)),e.emissiveIntensity!==void 0&&(i.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(i.specularMap=n(e.specularMap)),e.specularIntensityMap!==void 0&&(i.specularIntensityMap=n(e.specularIntensityMap)),e.specularColorMap!==void 0&&(i.specularColorMap=n(e.specularColorMap)),e.envMap!==void 0&&(i.envMap=n(e.envMap)),e.envMapRotation!==void 0&&i.envMapRotation.fromArray(e.envMapRotation),e.envMapIntensity!==void 0&&(i.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(i.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(i.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(i.lightMap=n(e.lightMap)),e.lightMapIntensity!==void 0&&(i.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(i.aoMap=n(e.aoMap)),e.aoMapIntensity!==void 0&&(i.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(i.gradientMap=n(e.gradientMap)),e.clearcoatMap!==void 0&&(i.clearcoatMap=n(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(i.clearcoatNormalScale=new be().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(i.iridescenceMap=n(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(i.transmissionMap=n(e.transmissionMap)),e.thicknessMap!==void 0&&(i.thicknessMap=n(e.thicknessMap)),e.anisotropyMap!==void 0&&(i.anisotropyMap=n(e.anisotropyMap)),e.sheenColorMap!==void 0&&(i.sheenColorMap=n(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return nf.createMaterialFromType(e)}static createMaterialFromType(e){const t={ShadowMaterial:qy,SpriteMaterial:im,RawShaderMaterial:Qy,ShaderMaterial:vi,PointsMaterial:kh,MeshPhysicalMaterial:zi,MeshStandardMaterial:Xl,MeshPhongMaterial:jy,MeshToonMaterial:$y,MeshNormalMaterial:ex,MeshLambertMaterial:tx,MeshDepthMaterial:mm,MeshDistanceMaterial:gm,MeshBasicMaterial:mi,MeshMatcapMaterial:nx,LineDashedMaterial:ix,LineBasicMaterial:jn,Material:Rn};return new t[e]}}class hs{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 vx extends Rt{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 _x extends kn{constructor(e){super(e)}load(e,t,n,i){const s=this,o=new Gn(s.manager);o.setPath(s.path),o.setRequestHeader(s.requestHeader),o.setWithCredentials(s.withCredentials),o.load(e,function(l){try{t(s.parse(JSON.parse(l)))}catch(u){i?i(u):console.error(u),s.manager.itemError(e)}},n,i)}parse(e){const t={},n={};function i(g,v){if(t[v]!==void 0)return t[v];const x=g.interleavedBuffers[v],_=s(g,x.buffer),S=qo(x.type,_),E=new Ol(S,x.stride);return E.uuid=x.uuid,t[v]=E,E}function s(g,v){if(n[v]!==void 0)return n[v];const x=g.arrayBuffers[v],_=new Uint32Array(x).buffer;return n[v]=_,_}const o=e.isInstancedBufferGeometry?new vx:new Rt,l=e.data.index;if(l!==void 0){const g=qo(l.type,l.array);o.setIndex(new Yt(g,1))}const u=e.data.attributes;for(const g in u){const v=u[g];let A;if(v.isInterleavedBufferAttribute){const x=i(e.data,v.data);A=new ms(x,v.itemSize,v.offset,v.normalized)}else{const x=qo(v.type,v.array),_=v.isInstancedBufferAttribute?so:Yt;A=new _(x,v.itemSize,v.normalized)}v.name!==void 0&&(A.name=v.name),v.usage!==void 0&&A.setUsage(v.usage),o.setAttribute(g,A)}const h=e.data.morphAttributes;if(h)for(const g in h){const v=h[g],A=[];for(let x=0,_=v.length;x<_;x++){const S=v[x];let E;if(S.isInterleavedBufferAttribute){const w=i(e.data,S.data);E=new ms(w,S.itemSize,S.offset,S.normalized)}else{const w=qo(S.type,S.array);E=new Yt(w,S.itemSize,S.normalized)}S.name!==void 0&&(E.name=S.name),A.push(E)}o.morphAttributes[g]=A}e.data.morphTargetsRelative&&(o.morphTargetsRelative=!0);const d=e.data.groups||e.data.drawcalls||e.data.offsets;if(d!==void 0)for(let g=0,v=d.length;g!==v;++g){const A=d[g];o.addGroup(A.start,A.count,A.materialIndex)}const p=e.data.boundingSphere;if(p!==void 0){const g=new H;p.center!==void 0&&g.fromArray(p.center),o.boundingSphere=new Hn(g,p.radius)}return e.name&&(o.name=e.name),e.userData&&(o.userData=e.userData),o}}class UE extends kn{constructor(e){super(e)}load(e,t,n,i){const s=this,o=this.path===""?hs.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||o;const l=new Gn(this.manager);l.setPath(this.path),l.setRequestHeader(this.requestHeader),l.setWithCredentials(this.withCredentials),l.load(e,function(u){let h=null;try{h=JSON.parse(u)}catch(d){i!==void 0&&i(d),console.error("THREE:ObjectLoader: Can't parse "+e+".",d.message);return}const f=h.metadata;if(f===void 0||f.type===void 0||f.type.toLowerCase()==="geometry"){i!==void 0&&i(new Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}s.parse(h,t)},n,i)}async loadAsync(e,t){const n=this,i=this.path===""?hs.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;const s=new Gn(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials);const o=await s.loadAsync(e,t),l=JSON.parse(o),u=l.metadata;if(u===void 0||u.type===void 0||u.type.toLowerCase()==="geometry")throw new Error("THREE.ObjectLoader: Can't load "+e);return await n.parseAsync(l)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),s=this.parseGeometries(e.geometries,i),o=this.parseImages(e.images,function(){t!==void 0&&t(h)}),l=this.parseTextures(e.textures,o),u=this.parseMaterials(e.materials,l),h=this.parseObject(e.object,s,u,l,n),f=this.parseSkeletons(e.skeletons,h);if(this.bindSkeletons(h,f),this.bindLightTargets(h),t!==void 0){let d=!1;for(const p in o)if(o[p].data instanceof HTMLImageElement){d=!0;break}d===!1&&t(h)}return h}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),s=await this.parseImagesAsync(e.images),o=this.parseTextures(e.textures,s),l=this.parseMaterials(e.materials,o),u=this.parseObject(e.object,i,l,o,t),h=this.parseSkeletons(e.skeletons,u);return this.bindSkeletons(u,h),this.bindLightTargets(u),u}parseShapes(e){const t={};if(e!==void 0)for(let n=0,i=e.length;n<i;n++){const s=new io().fromJSON(e[n]);t[s.uuid]=s}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse(function(s){s.isBone&&(i[s.uuid]=s)}),e!==void 0)for(let s=0,o=e.length;s<o;s++){const l=new Hl().fromJSON(e[s],i);n[l.uuid]=l}return n}parseGeometries(e,t){const n={};if(e!==void 0){const i=new _x;for(let s=0,o=e.length;s<o;s++){let l;const u=e[s];switch(u.type){case"BufferGeometry":case"InstancedBufferGeometry":l=i.parse(u);break;default:u.type in p0?l=p0[u.type].fromJSON(u,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${u.type}"`)}l.uuid=u.uuid,u.name!==void 0&&(l.name=u.name),u.userData!==void 0&&(l.userData=u.userData),n[u.uuid]=l}}return n}parseMaterials(e,t){const n={},i={};if(e!==void 0){const s=new nf;s.setTextures(t);for(let o=0,l=e.length;o<l;o++){const u=e[o];n[u.uuid]===void 0&&(n[u.uuid]=s.parse(u)),i[u.uuid]=n[u.uuid]}}return i}parseAnimations(e){const t={};if(e!==void 0)for(let n=0;n<e.length;n++){const i=e[n],s=pa.parse(i);t[s.uuid]=s}return t}parseImages(e,t){const n=this,i={};let s;function o(u){return n.manager.itemStart(u),s.load(u,function(){n.manager.itemEnd(u)},void 0,function(){n.manager.itemError(u),n.manager.itemEnd(u)})}function l(u){if(typeof u=="string"){const h=u,f=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(h)?h:n.resourcePath+h;return o(f)}else return u.data?{data:qo(u.type,u.data),width:u.width,height:u.height}:null}if(e!==void 0&&e.length>0){const u=new tf(t);s=new wl(u),s.setCrossOrigin(this.crossOrigin);for(let h=0,f=e.length;h<f;h++){const d=e[h],p=d.url;if(Array.isArray(p)){const g=[];for(let v=0,A=p.length;v<A;v++){const x=p[v],_=l(x);_!==null&&(_ instanceof HTMLImageElement?g.push(_):g.push(new $i(_.data,_.width,_.height)))}i[d.uuid]=new cs(g)}else{const g=l(d.url);i[d.uuid]=new cs(g)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function s(o){if(typeof o=="string"){const l=o,u=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(l)?l:t.resourcePath+l;return await i.loadAsync(u)}else return o.data?{data:qo(o.type,o.data),width:o.width,height:o.height}:null}if(e!==void 0&&e.length>0){i=new wl(this.manager),i.setCrossOrigin(this.crossOrigin);for(let o=0,l=e.length;o<l;o++){const u=e[o],h=u.url;if(Array.isArray(h)){const f=[];for(let d=0,p=h.length;d<p;d++){const g=h[d],v=await s(g);v!==null&&(v instanceof HTMLImageElement?f.push(v):f.push(new $i(v.data,v.width,v.height)))}n[u.uuid]=new cs(f)}else{const f=await s(u.url);n[u.uuid]=new cs(f)}}}return n}parseTextures(e,t){function n(s,o){return typeof s=="number"?s:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",s),o[s])}const i={};if(e!==void 0)for(let s=0,o=e.length;s<o;s++){const l=e[s];l.image===void 0&&console.warn('THREE.ObjectLoader: No "image" specified for',l.uuid),t[l.image]===void 0&&console.warn("THREE.ObjectLoader: Undefined image",l.image);const u=t[l.image],h=u.data;let f;Array.isArray(h)?(f=new Ul,h.length===6&&(f.needsUpdate=!0)):(h&&h.data?f=new $i:f=new jt,h&&(f.needsUpdate=!0)),f.source=u,f.uuid=l.uuid,l.name!==void 0&&(f.name=l.name),l.mapping!==void 0&&(f.mapping=n(l.mapping,NE)),l.channel!==void 0&&(f.channel=l.channel),l.offset!==void 0&&f.offset.fromArray(l.offset),l.repeat!==void 0&&f.repeat.fromArray(l.repeat),l.center!==void 0&&f.center.fromArray(l.center),l.rotation!==void 0&&(f.rotation=l.rotation),l.wrap!==void 0&&(f.wrapS=n(l.wrap[0],_0),f.wrapT=n(l.wrap[1],_0)),l.format!==void 0&&(f.format=l.format),l.internalFormat!==void 0&&(f.internalFormat=l.internalFormat),l.type!==void 0&&(f.type=l.type),l.colorSpace!==void 0&&(f.colorSpace=l.colorSpace),l.minFilter!==void 0&&(f.minFilter=n(l.minFilter,y0)),l.magFilter!==void 0&&(f.magFilter=n(l.magFilter,y0)),l.anisotropy!==void 0&&(f.anisotropy=l.anisotropy),l.flipY!==void 0&&(f.flipY=l.flipY),l.generateMipmaps!==void 0&&(f.generateMipmaps=l.generateMipmaps),l.premultiplyAlpha!==void 0&&(f.premultiplyAlpha=l.premultiplyAlpha),l.unpackAlignment!==void 0&&(f.unpackAlignment=l.unpackAlignment),l.compareFunction!==void 0&&(f.compareFunction=l.compareFunction),l.userData!==void 0&&(f.userData=l.userData),i[l.uuid]=f}return i}parseObject(e,t,n,i,s){let o;function l(p){return t[p]===void 0&&console.warn("THREE.ObjectLoader: Undefined geometry",p),t[p]}function u(p){if(p!==void 0){if(Array.isArray(p)){const g=[];for(let v=0,A=p.length;v<A;v++){const x=p[v];n[x]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",x),g.push(n[x])}return g}return n[p]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",p),n[p]}}function h(p){return i[p]===void 0&&console.warn("THREE.ObjectLoader: Undefined texture",p),i[p]}let f,d;switch(e.type){case"Scene":o=new Nl,e.background!==void 0&&(Number.isInteger(e.background)?o.background=new Ye(e.background):o.background=h(e.background)),e.environment!==void 0&&(o.environment=h(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?o.fog=new Hh(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(o.fog=new Oh(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),e.backgroundRotation!==void 0&&o.backgroundRotation.fromArray(e.backgroundRotation),e.environmentIntensity!==void 0&&(o.environmentIntensity=e.environmentIntensity),e.environmentRotation!==void 0&&o.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":o=new bn(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 po(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 dx(e.color,e.intensity);break;case"DirectionalLight":o=new Em(e.color,e.intensity),o.target=e.target||"";break;case"PointLight":o=new Sm(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":o=new px(e.color,e.intensity,e.width,e.height);break;case"SpotLight":o=new Mm(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),o.target=e.target||"";break;case"HemisphereLight":o=new fx(e.color,e.groundColor,e.intensity);break;case"LightProbe":o=new gx().fromJSON(e);break;case"SkinnedMesh":f=l(e.geometry),d=u(e.material),o=new rm(f,d),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":f=l(e.geometry),d=u(e.material),o=new un(f,d);break;case"InstancedMesh":f=l(e.geometry),d=u(e.material);const p=e.count,g=e.instanceMatrix,v=e.instanceColor;o=new sm(f,d,p),o.instanceMatrix=new so(new Float32Array(g.array),16),v!==void 0&&(o.instanceColor=new so(new Float32Array(v.array),v.itemSize));break;case"BatchedMesh":f=l(e.geometry),d=u(e.material),o=new Ny(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,d),o.geometry=f,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(A=>{const x=new Qn;x.min.fromArray(A.boxMin),x.max.fromArray(A.boxMax);const _=new Hn;return _.radius=A.sphereRadius,_.center.fromArray(A.sphereCenter),{boxInitialized:A.boxInitialized,box:x,sphereInitialized:A.sphereInitialized,sphere:_}}),o._maxInstanceCount=e.maxInstanceCount,o._maxVertexCount=e.maxVertexCount,o._maxIndexCount=e.maxIndexCount,o._geometryInitialized=e.geometryInitialized,o._geometryCount=e.geometryCount,o._matricesTexture=h(e.matricesTexture.uuid),e.colorsTexture!==void 0&&(o._colorsTexture=h(e.colorsTexture.uuid));break;case"LOD":o=new Uy;break;case"Line":o=new Or(l(e.geometry),u(e.material));break;case"LineLoop":o=new om(l(e.geometry),u(e.material));break;case"LineSegments":o=new er(l(e.geometry),u(e.material));break;case"PointCloud":case"Points":o=new am(l(e.geometry),u(e.material));break;case"Sprite":o=new Fy(u(e.material));break;case"Group":o=new Lr;break;case"Bone":o=new Gh;break;default:o=new zt}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.intensity!==void 0&&(o.shadow.intensity=e.shadow.intensity),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 p=e.children;for(let g=0;g<p.length;g++)o.add(this.parseObject(p[g],t,n,i,s))}if(e.animations!==void 0){const p=e.animations;for(let g=0;g<p.length;g++){const v=p[g];o.animations.push(s[v])}}if(e.type==="LOD"){e.autoUpdate!==void 0&&(o.autoUpdate=e.autoUpdate);const p=e.levels;for(let g=0;g<p.length;g++){const v=p[g],A=o.getObjectByProperty("uuid",v.object);A!==void 0&&o.addLevel(A,v.distance,v.hysteresis)}}return o}bindSkeletons(e,t){Object.keys(t).length!==0&&e.traverse(function(n){if(n.isSkinnedMesh===!0&&n.skeleton!==void 0){const i=t[n.skeleton];i===void 0?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",n.skeleton):n.bind(i,n.bindMatrix)}})}bindLightTargets(e){e.traverse(function(t){if(t.isDirectionalLight||t.isSpotLight){const n=t.target,i=e.getObjectByProperty("uuid",n);i!==void 0?t.target=i:t.target=new zt}})}}const NE={UVMapping:fs,CubeReflectionMapping:pr,CubeRefractionMapping:ds,EquirectangularReflectionMapping:ia,EquirectangularRefractionMapping:ml,CubeUVReflectionMapping:ga},_0={RepeatWrapping:ps,ClampToEdgeWrapping:An,MirroredRepeatWrapping:ra},y0={NearestFilter:Nn,NearestMipmapNearestFilter:bh,NearestMipmapLinearFilter:Ys,LinearFilter:Qt,LinearMipmapNearestFilter:$o,LinearMipmapLinearFilter:Gi};class yx extends kn{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,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=Fr.get(e);if(o!==void 0){if(s.manager.itemStart(e),o.then){o.then(h=>{t&&t(h),s.manager.itemEnd(e)}).catch(h=>{i&&i(h)});return}return setTimeout(function(){t&&t(o),s.manager.itemEnd(e)},0),o}const l={};l.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",l.headers=this.requestHeader;const u=fetch(e,l).then(function(h){return h.blob()}).then(function(h){return createImageBitmap(h,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(h){return Fr.add(e,h),t&&t(h),s.manager.itemEnd(e),h}).catch(function(h){i&&i(h),Fr.remove(e),s.manager.itemError(e),s.manager.itemEnd(e)});Fr.add(e,u),s.manager.itemStart(e)}}let xu;class wm{static getContext(){return xu===void 0&&(xu=new(window.AudioContext||window.webkitAudioContext)),xu}static setContext(e){xu=e}}class OE extends kn{constructor(e){super(e)}load(e,t,n,i){const s=this,o=new Gn(this.manager);o.setResponseType("arraybuffer"),o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(u){try{const h=u.slice(0);wm.getContext().decodeAudioData(h,function(d){t(d)}).catch(l)}catch(h){l(h)}},n,i);function l(u){i?i(u):console.error(u),s.manager.itemError(e)}}}const x0=new gt,A0=new gt,Us=new gt;class HE{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new bn,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new bn,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,Us.copy(e.projectionMatrix);const i=t.eyeSep/2,s=i*t.near/t.focus,o=t.near*Math.tan(to*t.fov*.5)/t.zoom;let l,u;A0.elements[12]=-i,x0.elements[12]=i,l=-o*t.aspect+s,u=o*t.aspect+s,Us.elements[0]=2*t.near/(u-l),Us.elements[8]=(u+l)/(u-l),this.cameraL.projectionMatrix.copy(Us),l=-o*t.aspect-s,u=o*t.aspect-s,Us.elements[0]=2*t.near/(u-l),Us.elements[8]=(u+l)/(u-l),this.cameraR.projectionMatrix.copy(Us)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(A0),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(x0)}}class xx extends bn{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e,this.index=0}}class Cm{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=M0(),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=M0();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function M0(){return performance.now()}const Ns=new H,S0=new qn,GE=new H,Os=new H;class kE extends zt{constructor(){super(),this.type="AudioListener",this.context=wm.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Cm}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,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Ns,S0,GE),Os.set(0,0,-1).applyQuaternion(S0),t.positionX){const i=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(Ns.x,i),t.positionY.linearRampToValueAtTime(Ns.y,i),t.positionZ.linearRampToValueAtTime(Ns.z,i),t.forwardX.linearRampToValueAtTime(Os.x,i),t.forwardY.linearRampToValueAtTime(Os.y,i),t.forwardZ.linearRampToValueAtTime(Os.z,i),t.upX.linearRampToValueAtTime(n.x,i),t.upY.linearRampToValueAtTime(n.y,i),t.upZ.linearRampToValueAtTime(n.z,i)}else t.setPosition(Ns.x,Ns.y,Ns.z),t.setOrientation(Os.x,Os.y,Os.z,n.x,n.y,n.z)}}class Ax extends zt{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(e=0){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this._connected!==!1){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,this.isPlaying===!0&&this.source.detune!==void 0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1,this._progress=0}getLoop(){return this.hasPlaybackControl===!1?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}copy(e,t){return super.copy(e,t),e.sourceType!=="buffer"?(console.warn("THREE.Audio: Audio source type cannot be copied."),this):(this.autoplay=e.autoplay,this.buffer=e.buffer,this.detune=e.detune,this.loop=e.loop,this.loopStart=e.loopStart,this.loopEnd=e.loopEnd,this.offset=e.offset,this.duration=e.duration,this.playbackRate=e.playbackRate,this.hasPlaybackControl=e.hasPlaybackControl,this.sourceType=e.sourceType,this.filters=e.filters.slice(),this)}clone(e){return new this.constructor(this.listener).copy(this,e)}}const Hs=new H,E0=new qn,zE=new H,Gs=new H;class VE extends Ax{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){return super.connect(),this.panner.connect(this.gain),this}disconnect(){return super.disconnect(),this.panner.disconnect(this.gain),this}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(Hs,E0,zE),Gs.set(0,0,1).applyQuaternion(E0);const t=this.panner;if(t.positionX){const n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Hs.x,n),t.positionY.linearRampToValueAtTime(Hs.y,n),t.positionZ.linearRampToValueAtTime(Hs.z,n),t.orientationX.linearRampToValueAtTime(Gs.x,n),t.orientationY.linearRampToValueAtTime(Gs.y,n),t.orientationZ.linearRampToValueAtTime(Gs.z,n)}else t.setPosition(Hs.x,Hs.y,Hs.z),t.setOrientation(Gs.x,Gs.y,Gs.z)}}class WE{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 n=0;n<t.length;n++)e+=t[n];return e/t.length}}class Mx{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,o;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,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 n=this.buffer,i=this.valueSize,s=e*i+i;let o=this.cumulativeWeight;if(o===0){for(let l=0;l!==i;++l)n[s+l]=n[l];o=t}else{o+=t;const l=t/o;this._mixBufferRegion(n,s,0,l,i)}this.cumulativeWeight=o}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,s=this.cumulativeWeight,o=this.cumulativeWeightAdditive,l=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const u=t*this._origIndex;this._mixBufferRegion(n,i,u,1-s,t)}o>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let u=t,h=t+t;u!==h;++u)if(n[u]!==n[u+t]){l.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let s=n,o=i;s!==o;++s)t[s]=t[i+s%n];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 n=e;n<t;n++)this.buffer[n]=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 n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let o=0;o!==s;++o)e[t+o]=e[n+o]}_slerp(e,t,n,i){qn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const o=this._workIndex*s;qn.multiplyQuaternionsFlat(e,o,e,t,e,n),qn.slerpFlat(e,t,e,t,e,o,i)}_lerp(e,t,n,i,s){const o=1-i;for(let l=0;l!==s;++l){const u=t+l;e[u]=e[u]*o+e[n+l]*i}}_lerpAdditive(e,t,n,i,s){for(let o=0;o!==s;++o){const l=t+o;e[l]=e[l]+e[n+o]*i}}}const Tm="\\[\\]\\.:\\/",XE=new RegExp("["+Tm+"]","g"),bm="[^"+Tm+"]",JE="[^"+Tm.replace("\\.","")+"]",YE=/((?:WC+[\/:])*)/.source.replace("WC",bm),KE=/(WCOD+)?/.source.replace("WCOD",JE),ZE=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",bm),qE=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",bm),QE=new RegExp("^"+YE+KE+ZE+qE+"$"),jE=["material","materials","bones","map"];class $E{constructor(e,t,n){const i=n||Wt.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=n.length;i!==s;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}class Wt{constructor(e,t,n){this.path=t,this.parsedPath=n||Wt.parseTrackName(t),this.node=Wt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new Wt.Composite(e,t,n):new Wt(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(XE,"")}static parseTrackName(e){const t=QE.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){const s=n.nodeName.substring(i+1);jE.indexOf(s)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=s)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){const n=function(s){for(let o=0;o<s.length;o++){const l=s[o];if(l.name===t||l.uuid===t)return l;const u=n(l.children);if(u)return u}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=Wt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let h=t.objectIndex;switch(n){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let f=0;f<e.length;f++)if(e[f].name===h){h=f;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(h!==void 0){if(e[h]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[h]}}const o=e[i];if(o===void 0){const h=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+h+"."+i+" but it wasn't found.",e);return}let l=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?l=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(l=this.Versioning.MatrixWorldNeedsUpdate);let u=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}u=this.BindingType.ArrayElement,this.resolvedProperty=o,this.propertyIndex=s}else o.fromArray!==void 0&&o.toArray!==void 0?(u=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(u=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=i;this.getValue=this.GetterByBindingType[u],this.setValue=this.SetterByBindingTypeAndVersioning[u][l]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}Wt.Composite=$E;Wt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};Wt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};Wt.prototype.GetterByBindingType=[Wt.prototype._getValue_direct,Wt.prototype._getValue_array,Wt.prototype._getValue_arrayElement,Wt.prototype._getValue_toArray];Wt.prototype.SetterByBindingTypeAndVersioning=[[Wt.prototype._setValue_direct,Wt.prototype._setValue_direct_setNeedsUpdate,Wt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Wt.prototype._setValue_array,Wt.prototype._setValue_array_setNeedsUpdate,Wt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Wt.prototype._setValue_arrayElement,Wt.prototype._setValue_arrayElement_setNeedsUpdate,Wt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Wt.prototype._setValue_fromArray,Wt.prototype._setValue_fromArray_setNeedsUpdate,Wt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class ew{constructor(){this.isAnimationObjectGroup=!0,this.uuid=Ci(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,i=arguments.length;n!==i;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};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,n=this._paths,i=this._parsedPaths,s=this._bindings,o=s.length;let l,u=e.length,h=this.nCachedObjects_;for(let f=0,d=arguments.length;f!==d;++f){const p=arguments[f],g=p.uuid;let v=t[g];if(v===void 0){v=u++,t[g]=v,e.push(p);for(let A=0,x=o;A!==x;++A)s[A].push(new Wt(p,n[A],i[A]))}else if(v<h){l=e[v];const A=--h,x=e[A];t[x.uuid]=v,e[v]=x,t[g]=A,e[A]=p;for(let _=0,S=o;_!==S;++_){const E=s[_],w=E[A];let L=E[v];E[v]=w,L===void 0&&(L=new Wt(p,n[_],i[_])),E[A]=L}}else e[v]!==l&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastru

44_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Zs,i.endingEnd=Zs):(e?i.endingStart=this.zeroSlopeAtStart?Zs:Ks:i.endingStart=gl,t?i.endingEnd=this.zeroSlopeAtEnd?Zs:Ks:i.endingEnd=gl)}_scheduleFading(e,t,n){const i=this._mixer,s=i.time;let o=this._weightInterpolant;o===null&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);const l=o.parameterPositions,u=o.sampleValues;return l[0]=s,u[0]=t,l[1]=s+e,u[1]=n,this}}const tw=new Float32Array(1);class nw extends vr{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,o=e._propertyBindings,l=e._interpolants,u=n.uuid,h=this._bindingsByRootAndName;let f=h[u];f===void 0&&(f={},h[u]=f);for(let d=0;d!==s;++d){const p=i[d],g=p.name;let v=f[g];if(v!==void 0)++v.referenceCount,o[d]=v;else{if(v=o[d],v!==void 0){v._cacheIndex===null&&(++v.referenceCount,this._addInactiveBinding(v,u,g));continue}const A=t&&t._propertyBindings[d].binding.parsedPath;v=new Mx(Wt.create(n,g,A),p.ValueTypeName,p.getValueSize()),++v.referenceCount,this._addInactiveBinding(v,u,g),o[d]=v}l[d].resultBuffer=v.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,s=this._actionsByClip[i];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--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,n){const i=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 l=o.knownActions;e._byClipCacheIndex=l.length,l.push(e)}e._cacheIndex=i.length,i.push(e),o.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,o=this._actionsByClip,l=o[s],u=l.knownActions,h=u[u.length-1],f=e._byClipCacheIndex;h._byClipCacheIndex=f,u[f]=h,u.pop(),e._byClipCacheIndex=null;const d=l.actionByRoot,p=(e._localRoot||this._root).uuid;delete d[p],u.length===0&&delete o[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,s=this._bindings;let o=i[t];o===void 0&&(o={},i[t]=o),o[n]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,s=n.path,o=this._bindingsByRootAndName,l=o[i],u=t[t.length-1],h=e._cacheIndex;u._cacheIndex=h,t[h]=u,t.pop(),delete l[s],Object.keys(l).length===0&&delete o[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new _m(new Float32Array(2),new Float32Array(2),1,tw),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,s=t[i];e.__cacheIndex=i,t[i]=e,s.__cacheIndex=n,t[n]=s}clipAction(e,t,n){const i=t||this._root,s=i.uuid;let o=typeof e=="string"?pa.findByName(i,e):e;const l=o!==null?o.uuid:e,u=this._actionsByClip[l];let h=null;if(n===void 0&&(o!==null?n=o.blendMode:n=Fh),u!==void 0){const d=u.actionByRoot[s];if(d!==void 0&&d.blendMode===n)return d;h=u.knownActions[0],o===null&&(o=h._clip)}if(o===null)return null;const f=new Sx(this,o,t,n);return this._bindAction(f,h),this._addInactiveAction(f,l,s),f}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?pa.findByName(n,e):e,o=s?s.uuid:e,l=this._actionsByClip[o];return l!==void 0&&l.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,s=Math.sign(e),o=this._accuIndex^=1;for(let h=0;h!==n;++h)t[h]._update(i,e,s,o);const l=this._bindings,u=this._nActiveBindings;for(let h=0;h!==u;++h)l[h].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,n=e.uuid,i=this._actionsByClip,s=i[n];if(s!==void 0){const o=s.knownActions;for(let l=0,u=o.length;l!==u;++l){const h=o[l];this._deactivateAction(h);const f=h._cacheIndex,d=t[t.length-1];h._cacheIndex=null,h._byClipCacheIndex=null,d._cacheIndex=f,t[f]=d,t.pop(),this._removeInactiveBindingsForAction(h)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const o in n){const l=n[o].actionByRoot,u=l[t];u!==void 0&&(this._deactivateAction(u),this._removeInactiveAction(u))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const o in s){const l=s[o];l.restoreOriginalState(),this._removeInactiveBinding(l)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class iw extends Uh{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isRenderTarget3D=!0,this.depth=n,this.texture=new Nh(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class rw extends Uh{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isRenderTargetArray=!0,this.depth=n,this.texture=new Ll(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Rm{constructor(e){this.value=e}clone(){return new Rm(this.value.clone===void 0?this.value:this.value.clone())}}let sw=0;class ow extends vr{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:sw++}),this.name="",this.usage=_l,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(){this.dispatchEvent({type:"dispose"})}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,i=t.length;n<i;n++){const s=Array.isArray(t[n])?t[n]:[t[n]];for(let o=0;o<s.length;o++)this.uniforms.push(s[o].clone())}return this}clone(){return new this.constructor().copy(this)}}class aw extends Ol{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}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 lw{constructor(e,t,n,i,s){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,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}}const w0=new gt;class Im{constructor(e,t,n=0,i=1/0){this.ray=new va(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new no,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: 

44applyMatrix4(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 R0=new H;class dw extends zt{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new Rt,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let o=0,l=1,u=32;o<u;o++,l++){const h=o/u*Math.PI*2,f=l/u*Math.PI*2;i.push(Math.cos(h),Math.sin(h),1,Math.cos(f),Math.sin(f),1)}n.setAttribute("position",new at(i,3));const s=new jn({fog:!1,toneMapped:!1});this.cone=new er(n,s),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),R0.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(R0),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const ns=new H,Mu=new gt,Vd=new gt;class pw extends er{constructor(e){const t=Ex(e),n=new Rt,i=[],s=[],o=new Ye(0,0,1),l=new Ye(0,1,0);for(let h=0;h<t.length;h++){const f=t[h];f.parent&&f.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),s.push(o.r,o.g,o.b),s.push(l.r,l.g,l.b))}n.setAttribute("position",new at(i,3)),n.setAttribute("color",new at(s,3));const u=new jn({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,u),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,n=this.geometry,i=n.getAttribute("position");Vd.copy(this.root.matrixWorld).invert();for(let s=0,o=0;s<t.length;s++){const l=t[s];l.parent&&l.parent.isBone&&(Mu.multiplyMatrices(Vd,l.matrixWorld),ns.setFromMatrixPosition(Mu),i.setXYZ(o,ns.x,ns.y,ns.z),Mu.multiplyMatrices(Vd,l.parent.matrixWorld),ns.setFromMatrixPosition(Mu),i.setXYZ(o+1,ns.x,ns.y,ns.z),o+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function Ex(r){const e=[];r.isBone===!0&&e.push(r);for(let t=0;t<r.children.length;t++)e.push(...Ex(r.children[t]));return e}class mw extends un{constructor(e,t,n){const i=new Wl(t,4,2),s=new mi({wireframe:!0,fog:!1,toneMapped:!1});super(i,s),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.color!==void 0?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const gw=new H,I0=new Ye,B0=new Ye;class vw extends zt{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new Vl(t);i.rotateY(Math.PI*.5),this.material=new mi({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);const s=i.getAttribute("position"),o=new Float32Array(s.count*3);i.setAttribute("color",new Yt(o,3)),this.add(new un(i,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");I0.copy(this.light.color),B0.copy(this.light.groundColor);for(let n=0,i=t.count;n<i;n++){const s=n<i/2?I0:B0;t.setXYZ(n,s.r,s.g,s.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(gw.setFromMatrixPosition(this.light.matrixWorld).negate())}}class _w extends er{constructor(e=10,t=10,n=4473924,i=8947848){n=new Ye(n),i=new Ye(i);const s=t/2,o=e/t,l=e/2,u=[],h=[];for(let p=0,g=0,v=-l;p<=t;p++,v+=o){u.push(-l,0,v,l,0,v),u.push(v,0,-l,v,0,l);const A=p===s?n:i;A.toArray(h,g),g+=3,A.toArray(h,g),g+=3,A.toArray(h,g),g+=3,A.toArray(h,g),g+=3}const f=new Rt;f.setAttribute("position",new at(u,3)),f.setAttribute("color",new at(h,3));const d=new jn({vertexColors:!0,toneMapped:!1});super(f,d),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class yw extends er{constructor(e=10,t=16,n=8,i=64,s=4473924,o=8947848){s=new Ye(s),o=new Ye(o);const l=[],u=[];if(t>1)for(let d=0;d<t;d++){const p=d/t*(Math.PI*2),g=Math.sin(p)*e,v=Math.cos(p)*e;l.push(0,0,0),l.push(g,0,v);const A=d&1?s:o;u.push(A.r,A.g,A.b),u.push(A.r,A.g,A.b)}for(let d=0;d<n;d++){const p=d&1?s:o,g=e-e/n*d;for(let v=0;v<i;v++){let A=v/i*(Math.PI*2),x=Math.sin(A)*g,_=Math.cos(A)*g;l.push(x,0,_),u.push(p.r,p.g,p.b),A=(v+1)/i*(Math.PI*2),x=Math.sin(A)*g,_=Math.cos(A)*g,l.push(x,0,_),u.push(p.r,p.g,p.b)}}const h=new Rt;h.setAttribute("position",new at(l,3)),h.setAttribute("color",new at(u,3));const f=new jn({vertexColors:!0,toneMapped:!1});super(h,f),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const P0=new H,Su=new H,D0=new H;class xw extends zt{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",t===void 0&&(t=1);let i=new Rt;i.setAttribute("position",new at([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const s=new jn({fog:!1,toneMapped:!1});this.lightPlane=new Or(i,s),this.add(this.lightPlane),i=new Rt,i.setAttribute("position",new at([0,0,0,0,0,1],3)),this.targetLine=new Or(i,s),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),P0.setFromMatrixPosition(this.light.matrixWorld),Su.setFromMatrixPosition(this.light.target.matrixWorld),D0.subVectors(Su,P0),this.lightPlane.lookAt(Su),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(Su),this.targetLine.scale.z=D0.length()}}const Eu=new H,vn=new Fl;class Aw extends er{constructor(e){const t=new Rt,n=new jn({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],s=[],o={};l("n1","n2"),l("n2","n4"),l("n4","n3"),l("n3","n1"),l("f1","f2"),l("f2","f4"),l("f4","f3"),l("f3","f1"),l("n1","f1"),l("n2","f2"),l("n3","f3"),l("n4","f4"),l("p","n1"),l("p","n2"),l("p","n3"),l("p","n4"),l("u1","u2"),l("u2","u3"),l("u3","u1"),l("c","t"),l("p","c"),l("cn1","cn2"),l("cn3","cn4"),l("cf1","cf2"),l("cf3","cf4");function l(v,A){u(v),u(A)}function u(v){i.push(0,0,0),s.push(0,0,0),o[v]===void 0&&(o[v]=[]),o[v].push(i.length/3-1)}t.setAttribute("position",new at(i,3)),t.setAttribute("color",new at(s,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=o,this.update();const h=new Ye(16755200),f=new Ye(16711680),d=new Ye(43775),p=new Ye(16777215),g=new Ye(3355443);this.setColors(h,f,d,p,g)}setColors(e,t,n,i,s){const l=this.geometry.getAttribute("color");l.setXYZ(0,e.r,e.g,e.b),l.setXYZ(1,e.r,e.g,e.b),l.setXYZ(2,e.r,e.g,e.b),l.setXYZ(3,e.r,e.g,e.b),l.setXYZ(4,e.r,e.g,e.b),l.setXYZ(5,e.r,e.g,e.b),l.setXYZ(6,e.r,e.g,e.b),l.setXYZ(7,e.r,e.g,e.b),l.setXYZ(8,e.r,e.g,e.b),l.setXYZ(9,e.r,e.g,e.b),l.setXYZ(10,e.r,e.g,e.b),l.setXYZ(11,e.r,e.g,e.b),l.setXYZ(12,e.r,e.g,e.b),l.setXYZ(13,e.r,e.g,e.b),l.setXYZ(14,e.r,e.g,e.b),l.setXYZ(15,e.r,e.g,e.b),l.setXYZ(16,e.r,e.g,e.b),l.setXYZ(17,e.r,e.g,e.b),l.setXYZ(18,e.r,e.g,e.b),l.setXYZ(19,e.r,e.g,e.b),l.setXYZ(20,e.r,e.g,e.b),l.setXYZ(21,e.r,e.g,e.b),l.setXYZ(22,e.r,e.g,e.b),l.setXYZ(23,e.r,e.g,e.b),l.setXYZ(24,t.r,t.g,t.b),l.setXYZ(25,t.r,t.g,t.b),l.setXYZ(26,t.r,t.g,t.b),l.setXYZ(27,t.r,t.g,t.b),l.setXYZ(28,t.r,t.g,t.b),l.setXYZ(29,t.r,t.g,t.b),l.setXYZ(30,t.r,t.g,t.b),l.setXYZ(31,t.r,t.g,t.b),l.setXYZ(32,n.r,n.g,n.b),l.setXYZ(33,n.r,n.g,n.b),l.setXYZ(34,n.r,n.g,n.b),l.setXYZ(35,n.r,n.g,n.b),l.setXYZ(36,n.r,n.g,n.b),l.setXYZ(37,n.r,n.g,n.b),l.setXYZ(38,i.r,i.g,i.b),l.setXYZ(39,i.r,i.g,i.b),l.setXYZ(40,s.r,s.g,s.b),l.setXYZ(41,s.r,s.g,s.b),l.setXYZ(42,s.r,s.g,s.b),l.setXYZ(43,s.r,s.g,s.b),l.setXYZ(44,s.r,s.g,s.b),l.setXYZ(45,s.r,s.g,s.b),l.setXYZ(46,s.r,s.g,s.b),l.setXYZ(47,s.r,s.g,s.b),l.setXYZ(48,s.r,s.g,s.b),l.setXYZ(49,s.r,s.g,s.b),l.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap,n=1,i=1;vn.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse);const s=this.camera.coordinateSystem===ji?-1:0;xn("c",t,e,vn,0,0,s),xn("t",t,e,vn,0,0,1),xn("n1",t,e,vn,-1,-1,s),xn("n2",t,e,vn,n,-1,s),xn("n3",t,e,vn,-1,i,s),xn("n4",t,e,vn,n,i,s),xn("f1",t,e,vn,-1,-1,1),xn("f2",t,e,vn,n,-1,1),xn("f3",t,e,vn,-1,i,1),xn("f4",t,e,vn,n,i,1),xn("u1",t,e,vn,n*.7,i*1.1,s),xn("u2",t,e,vn,-1*.7,i*1.1,s),xn("u3",t,e,vn,0,i*2,s),xn("cf1",t,e,vn,-1,0,1),xn("cf2",t,e,vn,n,0,1),xn("cf3",t,e,vn,0,-1,1),xn("cf4",t,e,vn,0,i,1),xn("cn1",t,e,vn,-1,0,s),xn("cn2",t,e,vn,n,0,s),xn("cn3",t,e,vn,0,-1,s),xn("cn4",t,e,vn,0,i,s),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function xn(r,e,t,n,i,s,o){Eu.set(i,s,o).unproject(n);const l=e[r];if(l!==void 0){const u=t.getAttribute("position");for(let h=0,f=l.length;h<f;h++)u.setXYZ(l[h],Eu.x,Eu.y,Eu.z)}}const wu=new Qn;class Mw extends er{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(24),s=new Rt;s.setIndex(new Yt(n,1)),s.setAttribute("position",new Yt(i,3)),super(s,new jn({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(this.object!==void 0&&wu.setFromObject(this.object),wu.isEmpty())return;const e=wu.min,t=wu.max,n=this.geometry.attributes.position,i=n.array;i[0]=t.x,i[1]=t.y,i[2]=t.z,i[3]=e.x,i[4]=t.y,i[5]=t.z,i[6]=e.x,i[7]=e.y,i[8]=t.z,i[9]=t.x,i[10]=e.y,i[11]=t.z,i[12]=t.x,i[13]=t.y,i[14]=e.z,i[15]=e.x,i[16]=t.y,i[17]=e.z,i[18]=e.x,i[19]=e.y,i[20]=e.z,i[21]=t.x,i[22]=e.y,i[23]=e.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Sw extends er{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],s=new Rt;s.setIndex(new Yt(n,1)),s.setAttribute("position",new at(i,3)),super(s,new jn({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 Ew extends Or{constructor(e,t=1,n=16776960){const i=n,s=[1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],o=new Rt;o.setAttribute("position",new at(s,3)),o.computeBoundingSphere(),super(o,new jn({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const l=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],u=new Rt;u.setAttribute("position",new at(l,3)),u.computeBoundingSphere(),this.add(new un(u,new mi({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const L0=new H;let Cu,Wd;class ww extends zt{constructor(e=new H(0,0,1),t=new H(0,0,0),n=1,i=16776960,s=n*.2,o=s*.2){super(),this.type="ArrowHelper",Cu===void 0&&(Cu=new Rt,Cu.setAttribute("position",new at([0,0,0,0,1,0],3)),Wd=new _a(0,.5,1,5,1),Wd.translate(0,-.5,0)),this.position.copy(t),this.line=new Or(Cu,new jn({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new un(Wd,new mi({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,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{L0.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(L0,t)}}setLength(e,t=e*.2,n=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class Cw extends er{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new Rt;i.setAttribute("position",new at(t,3)),i.setAttribute("color",new at(n,3));const s=new jn({vertexColors:!0,toneMapped:!1});super(i,s),this.type="AxesHelper"}

44setColors(e,t,n){const i=new Ye,s=this.geometry.attributes.color.array;return i.set(e),i.toArray(s,0),i.toArray(s,3),i.set(t),i.toArray(s,6),i.toArray(s,9),i.set(n),i.toArray(s,12),i.toArray(s,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Tw{constructor(){this.type="ShapePath",this.color=new Ye,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Al,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,s,o){return this.currentPath.bezierCurveTo(e,t,n,i,s,o),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(_){const S=[];for(let E=0,w=_.length;E<w;E++){const L=_[E],B=new io;B.curves=L.curves,S.push(B)}return S}function n(_,S){const E=S.length;let w=!1;for(let L=E-1,B=0;B<E;L=B++){let F=S[L],D=S[B],T=D.x-F.x,b=D.y-F.y;if(Math.abs(b)>Number.EPSILON){if(b<0&&(F=S[B],T=-T,D=S[L],b=-b),_.y<F.y||_.y>D.y)continue;if(_.y===F.y){if(_.x===F.x)return!0}else{const N=b*(_.x-F.x)-T*(_.y-F.y);if(N===0)return!0;if(N<0)continue;w=!w}}else{if(_.y!==F.y)continue;if(D.x<=_.x&&_.x<=F.x||F.x<=_.x&&_.x<=D.x)return!0}}return w}const i=fr.isClockWise,s=this.subPaths;if(s.length===0)return[];let o,l,u;const h=[];if(s.length===1)return l=s[0],u=new io,u.curves=l.curves,h.push(u),h;let f=!i(s[0].getPoints());f=e?!f:f;const d=[],p=[];let g=[],v=0,A;p[v]=void 0,g[v]=[];for(let _=0,S=s.length;_<S;_++)l=s[_],A=l.getPoints(),o=i(A),o=e?!o:o,o?(!f&&p[v]&&v++,p[v]={s:new io,p:A},p[v].s.curves=l.curves,f&&v++,g[v]=[]):g[v].push({h:l,p:A[0]});if(!p[0])return t(s);if(p.length>1){let _=!1,S=0;for(let E=0,w=p.length;E<w;E++)d[E]=[];for(let E=0,w=p.length;E<w;E++){const L=g[E];for(let B=0;B<L.length;B++){const F=L[B];let D=!0;for(let T=0;T<p.length;T++)n(F.p,p[T].p)&&(E!==T&&S++,D?(D=!1,d[T].push(F)):_=!0);D&&d[E].push(F)}}S>0&&_===!1&&(g=d)}let x;for(let _=0,S=p.length;_<S;_++){u=p[_].s,h.push(u),x=g[_];for(let E=0,w=x.length;E<w;E++)u.holes.push(x[E].h)}return h}}class bw extends vr{constructor(e,t=null){super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){if(e===void 0){console.warn("THREE.Controls: connect() now requires an element.");return}this.domElement!==null&&this.disconnect(),this.domElement=e}disconnect(){}dispose(){}update(){}}function Rw(r,e){const t=r.image&&r.image.width?r.image.width/r.image.height:1;return t>e?(r.repeat.x=1,r.repeat.y=t/e,r.offset.x=0,r.offset.y=(1-r.repeat.y)/2):(r.repeat.x=e/t,r.repeat.y=1,r.offset.x=(1-r.repeat.x)/2,r.offset.y=0),r}function Iw(r,e){const t=r.image&&r.image.width?r.image.width/r.image.height:1;return t>e?(r.repeat.x=e/t,r.repeat.y=1,r.offset.x=(1-r.repeat.x)/2,r.offset.y=0):(r.repeat.x=1,r.repeat.y=t/e,r.offset.x=0,r.offset.y=(1-r.repeat.y)/2),r}function Bw(r){return r.repeat.x=1,r.repeat.y=1,r.offset.x=0,r.offset.y=0,r}function Pp(r,e,t,n){const i=Pw(n);switch(t){case Wp:return r*e;case Jp:return r*e;case Yp:return r*e*2;case Pl:return r*e/i.components*i.byteLength;case Dl:return r*e/i.components*i.byteLength;case Kp:return r*e*2/i.components*i.byteLength;case Dh:return r*e*2/i.components*i.byteLength;case Xp:return r*e*3/i.components*i.byteLength;case Mn:return r*e*4/i.components*i.byteLength;case Lh:return r*e*4/i.components*i.byteLength;case ol:case al:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case ll:case cl:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case Qu:case $u:return Math.max(r,16)*Math.max(e,8)/4;case qu:case ju:return Math.max(r,8)*Math.max(e,8)/2;case eh:case th:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*8;case nh:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case ih:return Math.floor((r+3)/4)*Math.floor((e+3)/4)*16;case rh:return Math.floor((r+4)/5)*Math.floor((e+3)/4)*16;case sh:return Math.floor((r+4)/5)*Math.floor((e+4)/5)*16;case oh:return Math.floor((r+5)/6)*Math.floor((e+4)/5)*16;case ah:return Math.floor((r+5)/6)*Math.floor((e+5)/6)*16;case lh:return Math.floor((r+7)/8)*Math.floor((e+4)/5)*16;case ch:return Math.floor((r+7)/8)*Math.floor((e+5)/6)*16;case uh:return Math.floor((r+7)/8)*Math.floor((e+7)/8)*16;case hh:return Math.floor((r+9)/10)*Math.floor((e+4)/5)*16;case fh:return Math.floor((r+9)/10)*Math.floor((e+5)/6)*16;case dh:return Math.floor((r+9)/10)*Math.floor((e+7)/8)*16;case ph:return Math.floor((r+9)/10)*Math.floor((e+9)/10)*16;case mh:return Math.floor((r+11)/12)*Math.floor((e+9)/10)*16;case gh:return Math.floor((r+11)/12)*Math.floor((e+11)/12)*16;case ul:case vh:case _h:return Math.ceil(r/4)*Math.ceil(e/4)*16;case Zp:case yh:return Math.ceil(r/4)*Math.ceil(e/4)*8;case xh:case Ah:return Math.ceil(r/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function Pw(r){switch(r){case gi:case Rh:return{byteLength:1,components:1};case sa:case Ih:case Un:return{byteLength:2,components:1};case Bh:case Ph:return{byteLength:2,components:4};case mr:case Bl:case dn:return{byteLength:4,components:1};case Vp:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${r}.`)}class Dw{static contain(e,t){return Rw(e,t)}static cover(e,t){return Iw(e,t)}static fill(e){return Bw(e)}static getByteLength(e,t,n,i){return Pp(e,t,n,i)}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Rl}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Rl);/**
45 * @license
46 * Copyright 2010-2025 Three.js Authors
47 * SPDX-License-Identifier: MIT
48 */function wx(){let r=null,e=!1,t=null,n=null;function i(s,o){t(s,o),n=r.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=r.requestAnimationFrame(i),e=!0)},stop:function(){r.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function Lw(r){const e=new WeakMap;function t(l,u){const h=l.array,f=l.usage,d=h.byteLength,p=r.createBuffer();r.bindBuffer(u,p),r.bufferData(u,h,f),l.onUploadCallback();let g;if(h instanceof Float32Array)g=r.FLOAT;else if(h instanceof Uint16Array)l.isFloat16BufferAttribute?g=r.HALF_FLOAT:g=r.UNSIGNED_SHORT;else if(h instanceof Int16Array)g=r.SHORT;else if(h instanceof Uint32Array)g=r.UNSIGNED_INT;else if(h instanceof Int32Array)g=r.INT;else if(h instanceof Int8Array)g=r.BYTE;else if(h instanceof Uint8Array)g=r.UNSIGNED_BYTE;else if(h instanceof Uint8ClampedArray)g=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+h);return{buffer:p,type:g,bytesPerElement:h.BYTES_PER_ELEMENT,version:l.version,size:d}}function n(l,u,h){const f=u.array,d=u.updateRanges;if(r.bindBuffer(h,l),d.length===0)r.bufferSubData(h,0,f);else{d.sort((g,v)=>g.start-v.start);let p=0;for(let g=1;g<d.length;g++){const v=d[p],A=d[g];A.start<=v.start+v.count+1?v.count=Math.max(v.count,A.start+A.count-v.start):(++p,d[p]=A)}d.length=p+1;for(let g=0,v=d.length;g<v;g++){const A=d[g];r.bufferSubData(h,A.start*f.BYTES_PER_ELEMENT,f,A.start,A.count)}u.clearUpdateRanges()}u.onUploadCallback()}function i(l){return l.isInterleavedBufferAttribute&&(l=l.data),e.get(l)}function s(l){l.isInterleavedBufferAttribute&&(l=l.data);const u=e.get(l);u&&(r.deleteBuffer(u.buffer),e.delete(l))}function o(l,u){if(l.isInterleavedBufferAttribute&&(l=l.data),l.isGLBufferAttribute){const f=e.get(l);(!f||f.version<l.version)&&e.set(l,{buffer:l.buffer,type:l.type,bytesPerElement:l.elementSize,version:l.version});return}const h=e.get(l);if(h===void 0)e.set(l,t(l,u));else if(h.version<l.version){if(h.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.");n(h.buffer,l,u),h.version=l.version}}return{get:i,remove:s,update:o}}var Fw=`#ifdef USE_ALPHAHASH
49	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
50#endif`,Uw=`#ifdef USE_ALPHAHASH
51	const float ALPHA_HASH_SCALE = 0.05;
52	float hash2D( vec2 value ) {
53		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
54	}
55	float hash3D( vec3 value ) {
56		return hash2D( vec2( hash2D( value.xy ), value.z ) );
57	}
58	float getAlphaHashThreshold( vec3 position ) {
59		float maxDeriv = max(
60			length( dFdx( position.xyz ) ),
61			length( dFdy( position.xyz ) )
62		);
63		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
64		vec2 pixScales = vec2(
65			exp2( floor( log2( pixScale ) ) ),
66			exp2( ceil( log2( pixScale ) ) )
67		);
68		vec2 alpha = vec2(
69			hash3D( floor( pixScales.x * position.xyz ) ),
70			hash3D( floor( pixScales.y * position.xyz ) )
71		);
72		float lerpFactor = fract( log2( pixScale ) );
73		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
74		float a = min( lerpFactor, 1.0 - lerpFactor );
75		vec3 cases = vec3(
76			x * x / ( 2.0 * a * ( 1.0 - a ) ),
77			( x - 0.5 * a ) / ( 1.0 - a ),
78			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
79		);
80		float threshold = ( x < ( 1.0 - a ) )
81			? ( ( x < a ) ? cases.x : cases.y )
82			: cases.z;
83		return clamp( threshold , 1.0e-6, 1.0 );
84	}
85#endif`,Nw=`#ifdef USE_ALPHAMAP
86	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
87#endif`,Ow=`#ifdef USE_ALPHAMAP
88	uniform sampler2D alphaMap;
89#endif`,Hw=`#ifdef USE_ALPHATEST
90	#ifdef ALPHA_TO_COVERAGE
91	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
92	if ( diffuseColor.a == 0.0 ) discard;
93	#else
94	if ( diffuseColor.a < alphaTest ) discard;
95	#endif
96#endif`,Gw=`#ifdef USE_ALPHATEST
97	uniform float alphaTest;
98#endif`,kw=`#ifdef USE_AOMAP
99	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
100	reflectedLight.indirectDiffuse *= ambientOcclusion;
101	#if defined( USE_CLEARCOAT ) 
102		clearcoatSpecularIndirect *= ambientOcclusion;
103	#endif
104	#if defined( USE_SHEEN ) 
105		sheenSpecularIndirect *= ambientOcclusion;
106	#endif
107	#if defined( USE_ENVMAP ) && defined( STANDARD )

949=`struct PhysicalMaterial {
950	vec3 diffuseColor;
951	float roughness;
952	vec3 specularColor;
953	float specularF90;
954	float dispersion;
955	#ifdef USE_CLEARCOAT
956		float clearcoat;
957		float clearcoatRoughness;
958		vec3 clearcoatF0;
959		float clearcoatF90;
960	#endif
961	#ifdef USE_IRIDESCENCE
962		float iridescence;
963		float iridescenceIOR;
964		float iridescenceThickness;
965		vec3 iridescenceFresnel;
966		vec3 iridescenceF0;
967	#endif
968	#ifdef USE_SHEEN
969		vec3 sheenColor;
970		float sheenRoughness;
971	#endif
972	#ifdef IOR
973		float ior;
974	#endif
975	#ifdef USE_TRANSMISSION
976		float transmission;
977		float transmissionAlpha;
978		float thickness;
979		float attenuationDistance;
980		vec3 attenuationColor;
981	#endif
982	#ifdef USE_ANISOTROPY
983		float anisotropy;
984		float alphaT;
985		vec3 anisotropyT;
986		vec3 anisotropyB;
987	#endif
988};
989vec3 clearcoatSpecularDirect = vec3( 0.0 );
990vec3 clearcoatSpecularIndirect = vec3( 0.0 );
991vec3 sheenSpecularDirect = vec3( 0.0 );
992vec3 sheenSpecularIndirect = vec3(0.0 );
993vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
994    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
995    float x2 = x * x;
996    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
997    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
998}
999float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
1000	float a2 = pow2( alpha );
1001	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
1002	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
1003	return 0.5 / max( gv + gl, EPSILON );
1004}
1005float D_GGX( const in float alpha, const in float dotNH ) {
1006	float a2 = pow2( alpha );
1007	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
1008	return RECIPROCAL_PI * a2 / pow2( denom );
1009}
1010#ifdef USE_ANISOTROPY
1011	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 ) {
1012		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
1013		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
1014		float v = 0.5 / ( gv + gl );
1015		return saturate(v);
1016	}
1017	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
1018		float a2 = alphaT * alphaB;
1019		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
1020		highp float v2 = dot( v, v );
1021		float w2 = a2 / v2;
1022		return RECIPROCAL_PI * a2 * pow2 ( w2 );
1023	}
1024#endif
1025#ifdef USE_CLEARCOAT
1026	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
1027		vec3 f0 = material.clearcoatF0;
1028		float f90 = material.clearcoatF90;
1029		float roughness = material.clearcoatRoughness;
1030		float alpha = pow2( roughness );
1031		vec3 halfDir = normalize( lightDir + viewDir );
1032		float dotNL = saturate( dot( normal, lightDir ) );
1033		float dotNV = saturate( dot( normal, viewDir ) );
1034		float dotNH = saturate( dot( normal, halfDir ) );
1035		float dotVH = saturate( dot( viewDir, halfDir ) );
1036		vec3 F = F_Schlick( f0, f90, dotVH );
1037		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1038		float D = D_GGX( alpha, dotNH );
1039		return F * ( V * D );
1040	}
1041#endif
1042vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1043	vec3 f0 = material.specularColor;
1044	float f90 = material.specularF90;
1045	float roughness = material.roughness;
1046	float alpha = pow2( roughness );
1047	vec3 halfDir = normalize( lightDir + viewDir );
1048	float dotNL = saturate( dot( normal, lightDir ) );
1049	float dotNV = saturate( dot( normal, viewDir ) );
1050	float dotNH = saturate( dot( normal, halfDir ) );
1051	float dotVH = saturate( dot( viewDir, halfDir ) );
1052	vec3 F = F_Schlick( f0, f90, dotVH );
1053	#ifdef USE_IRIDESCENCE
1054		F = mix( F, material.iridescenceFresnel, material.iridescence );
1055	#endif
1056	#ifdef USE_ANISOTROPY
1057		float dotTL = dot( material.anisotropyT, lightDir );
1058		float dotTV = dot( material.anisotropyT, viewDir );
1059		float dotTH = dot( material.anisotropyT, halfDir );
1060		float dotBL = dot( material.anisotropyB, lightDir );
1061		float dotBV = dot( material.anisotropyB, viewDir );
1062		float dotBH = dot( material.anisotropyB, halfDir );
1063		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1064		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1065	#else
1066		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1067		float D = D_GGX( alpha, dotNH );
1068	#endif
1069	return F * ( V * D );
1070}
1071vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1072	const float LUT_SIZE = 64.0;
1073	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1074	const float LUT_BIAS = 0.5 / LUT_SIZE;
1075	float dotNV = saturate( dot( N, V ) );
1076	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1077	uv = uv * LUT_SCALE + LUT_BIAS;
1078	return uv;
1079}
1080float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1081	float l = length( f );
1082	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1083}
1084vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1085	float x = dot( v1, v2 );
1086	float y = abs( x );
1087	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1088	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1089	float v = a / b;
1090	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1091	return cross( v1, v2 ) * theta_sintheta;
1092}
1093vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1094	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1095	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1096	vec3 lightNormal = cross( v1, v2 );
1097	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1098	vec3 T1, T2;
1099	T1 = normalize( V - N * dot( V, N ) );
1100	T2 = - cross( N, T1 );
1101	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
1102	vec3 coords[ 4 ];
1103	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1104	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1105	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1106	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1107	coords[ 0 ] = normalize( coords[ 0 ] );
1108	coords[ 1 ] = normalize( coords[ 1 ] );
1109	coords[ 2 ] = normalize( coords[ 2 ] );
1110	coords[ 3 ] = normalize( coords[ 3 ] );
1111	vec3 vectorFormFactor = vec3( 0.0 );
1112	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1113	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1114	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1115	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1116	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1117	return vec3( result );
1118}
1119#if defined( USE_SHEEN )
1120float D_Charlie( float roughness, float dotNH ) {
1121	float alpha = pow2( roughness );
1122	float invAlpha = 1.0 / alpha;
1123	float cos2h = dotNH * dotNH;
1124	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1125	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1126}
1127float V_Neubelt( float dotNV, float dotNL ) {
1128	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1129}
1130vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1131	vec3 halfDir = normalize( lightDir + viewDir );
1132	float dotNL = saturate( dot( normal, lightDir ) );
1133	float dotNV = saturate( dot( normal, viewDir ) );
1134	float dotNH = saturate( dot( normal, halfDir ) );
1135	float D = D_Charlie( sheenRoughness, dotNH );
1136	float V = V_Neubelt( dotNV, dotNL );
1137	return sheenColor * ( D * V );
1138}
1139#endif
1140float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1141	float dotNV = saturate( dot( normal, viewDir ) );
1142	float r2 = roughness * roughness;
1143	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
1144	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
1145	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
1146	return saturate( DG * RECIPROCAL_PI );
1147}
1148vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1149	float dotNV = saturate( dot( normal, viewDir ) );
1150	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
1151	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
1152	vec4 r = roughness * c0 + c1;
1153	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
1154	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
1155	return fab;
1156}
1157vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1158	vec2 fab = DFGApprox( normal, viewDir, roughness );
1159	return specularColor * fab.x + specularF90 * fab.y;
1160}
1161#ifdef USE_IRIDESCENCE
1162void 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 ) {
1163#else
1164void 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 ) {
1165#endif
1166	vec2 fab = DFGApprox( normal, viewDir, roughness );
1167	#ifdef USE_IRIDESCENCE
1168		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1169	#else
1170		vec3 Fr = specularColor;
1171	#endif
1172	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1173	float Ess = fab.x + fab.y;
1174	float Ems = 1.0 - Ess;
1175	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1176	singleScatter += FssEss;
1177	multiScatter += Fms * Ems;
1178}
1179#if NUM_RECT_AREA_LIGHTS > 0
1180	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 ) {
1181		vec3 normal = geometryNormal;
1182		vec3 viewDir = geometryViewDir;
1183		vec3 position = geometryPosition;
1184		vec3 lightPos = rectAreaLight.position;
1185		vec3 halfWidth = rectAreaLight.halfWidth;
1186		vec3 halfHeight = rectAreaLight.halfHeight;
1187		vec3 lightColor = rectAreaLight.color;
1188		float roughness = material.roughness;
1189		vec3 rectCoords[ 4 ];
1190		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1191		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1192		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1193		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1194		vec4 t1 = texture2D( ltc_1, uv );
1195		vec4 t2 = texture2D( ltc_2, uv );
1196		mat3 mInv = mat3(
1197			vec3( t1.x, 0, t1.y ),
1198			vec3(    0, 1,    0 ),
1199			vec3( t1.z, 0, t1.w )
1200		);
1201		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
1202		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1203		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1204	}
1205#endif
1206void 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 ) {
1207	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1208	vec3 irradiance = dotNL * directLight.color;
1209	#ifdef USE_CLEARCOAT
1210		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1211		vec3 ccIrradiance = dotNLcc * directLight.color;
1212		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1213	#endif
1214	#ifdef USE_SHEEN
1215		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1216	#endif
1217	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
1218	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1219}
1220void 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 ) {
1221	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1222}
1223void 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) {
1224	#ifdef USE_CLEARCOAT
1225		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1226	#endif
1227	#ifdef USE_SHEEN
1228		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1229	#endif
1230	vec3 singleScattering = vec3( 0.0 );
1231	vec3 multiScattering = vec3( 0.0 );
1232	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1233	#ifdef USE_IRIDESCENCE
1234		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
1235	#else
1236		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
1237	#endif
1238	vec3 totalScattering = singleScattering + multiScattering;
1239	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
1240	reflectedLight.indirectSpecular += radiance * singleScattering;
1241	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
1242	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
1243}
1244#define RE_Direct				RE_Direct_Physical
1245#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1246#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1247#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1248float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1249	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1250}`,

1694`#if NUM_SPOT_LIGHT_COORDS > 0
1695	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
1696#endif
1697#if NUM_SPOT_LIGHT_MAPS > 0
1698	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
1699#endif
1700#ifdef USE_SHADOWMAP
1701	#if NUM_DIR_LIGHT_SHADOWS > 0
1702		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
1703		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
1704		struct DirectionalLightShadow {
1705			float shadowIntensity;
1706			float shadowBias;
1707			float shadowNormalBias;
1708			float shadowRadius;
1709			vec2 shadowMapSize;
1710		};
1711		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
1712	#endif
1713	#if NUM_SPOT_LIGHT_SHADOWS > 0
1714		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
1715		struct SpotLightShadow {
1716			float shadowIntensity;
1717			float shadowBias;
1718			float shadowNormalBias;
1719			float shadowRadius;
1720			vec2 shadowMapSize;
1721		};
1722		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
1723	#endif
1724	#if NUM_POINT_LIGHT_SHADOWS > 0
1725		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
1726		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
1727		struct PointLightShadow {
1728			float shadowIntensity;
1729			float shadowBias;
1730			float shadowNormalBias;
1731			float shadowRadius;
1732			vec2 shadowMapSize;
1733			float shadowCameraNear;
1734			float shadowCameraFar;
1735		};
1736		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
1737	#endif
1738	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
1739		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
1740	}
1741	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
1742		return unpackRGBATo2Half( texture2D( shadow, uv ) );
1743	}
1744	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
1745		float occlusion = 1.0;
1746		vec2 distribution = texture2DDistribution( shadow, uv );
1747		float hard_shadow = step( compare , distribution.x );
1748		if (hard_shadow != 1.0 ) {
1749			float distance = compare - distribution.x ;
1750			float variance = max( 0.00000, distribution.y * distribution.y );
1751			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 );
1752		}
1753		return occlusion;
1754	}
1755	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
1756		float shadow = 1.0;
1757		shadowCoord.xyz /= shadowCoord.w;
1758		shadowCoord.z += shadowBias;
1759		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
1760		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
1761		if ( frustumTest ) {
1762		#if defined( SHADOWMAP_TYPE_PCF )
1763			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1764			float dx0 = - texelSize.x * shadowRadius;
1765			float dy0 = - texelSize.y * shadowRadius;
1766			float dx1 = + texelSize.x * shadowRadius;
1767			float dy1 = + texelSize.y * shadowRadius;
1768			float dx2 = dx0 / 2.0;
1769			float dy2 = dy0 / 2.0;
1770			float dx3 = dx1 / 2.0;
1771			float dy3 = dy1 / 2.0;
1772			shadow = (
1773				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
1774				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
1775				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
1776				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
1777				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
1778				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
1779				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
1780				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
1781				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
1782				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
1783				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
1784				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
1785				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
1786				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
1787				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
1788				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
1789				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
1790			) * ( 1.0 / 17.0 );
1791		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
1792			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1793			float dx = texelSize.x;
1794			float dy = texelSize.y;
1795			vec2 uv = shadowCoord.xy;
1796			vec2 f = fract( uv * shadowMapSize + 0.5 );
1797			uv -= f * texelSize;
1798			shadow = (
1799				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
1800				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
1801				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
1802				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
1803				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
1804					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
1805					 f.x ) +
1806				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
1807					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
1808					 f.x ) +
1809				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
1810					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
1811					 f.y ) +
1812				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
1813					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
1814					 f.y ) +
1815				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
1816						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
1817						  f.x ),
1818					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
1819						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
1820						  f.x ),
1821					 f.y )
1822			) * ( 1.0 / 9.0 );
1823		#elif defined( SHADOWMAP_TYPE_VSM )
1824			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
1825		#else
1826			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
1827		#endif
1828		}
1829		return mix( 1.0, shadow, shadowIntensity );
1830	}
1831	vec2 cubeToUV( vec3 v, float texelSizeY ) {
1832		vec3 absV = abs( v );
1833		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
1834		absV *= scaleToCube;
1835		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
1836		vec2 planar = v.xy;
1837		float almostATexel = 1.5 * texelSizeY;
1838		float almostOne = 1.0 - almostATexel;
1839		if ( absV.z >= almostOne ) {
1840			if ( v.z > 0.0 )
1841				planar.x = 4.0 - v.x;
1842		} else if ( absV.x >= almostOne ) {
1843			float signX = sign( v.x );
1844			planar.x = v.z * signX + 2.0 * signX;
1845		} else if ( absV.y >= almostOne ) {
1846			float signY = sign( v.y );
1847			planar.x = v.x + 2.0 * signY + 2.0;
1848			planar.y = v.z * signY - 2.0;
1849		}
1850		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
1851	}
1852	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
1853		float shadow = 1.0;
1854		vec3 lightToPosition = shadowCoord.xyz;
1855		
1856		float lightToPositionLength = length( lightToPosition );
1857		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
1858			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
1859			vec3 bd3D = normalize( lightToPosition );
1860			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
1861			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
1862				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
1863				shadow = (
1864					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
1865					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
1866					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
1867					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
1868					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
1869					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
1870					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
1871					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
1872					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
1873				) * ( 1.0 / 9.0 );
1874			#else
1875				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
1876			#endif
1877		}
1878		return mix( 1.0, shadow, shadowIntensity );
1879	}
1880#endif`,