caravels-community-simulation/web-app/node_modules/three/build/three.webgpu.min.js

/**
 * @license
 * Copyright 2010-2024 Three.js Authors
 * SPDX-License-Identifier: MIT
 */
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sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=ei("canvas");t.width=e.width,t.height=e.height;const s=t.getContext("2d");s.drawImage(e,0,0,e.width,e.height);const i=s.getImageData(0,0,e.width,e.height),r=i.data;for(let e=0;e<r.length;e++)r[e]=255*ri(r[e]/255);return s.putImageData(i,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*ri(t[e]/255)):t[e]=ri(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let pi=0;class mi{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:pi++}),this.uuid=Gs(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const s={uuid:this.uuid,url:""},i=this.data;if(null!==i){let e;if(Array.isArray(i)){e=[];for(let t=0,s=i.length;t<s;t++)i[t].isDataTexture?e.push(gi(i[t].image)):e.push(gi(i[t]))}else e=gi(i);s.url=e}return t||(e.images[this.uuid]=s),s}}function gi(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?di.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let fi=0;class yi extends zs{constructor(e=yi.DEFAULT_IMAGE,t=yi.DEFAULT_MAPPING,s=1001,i=1001,r=1006,n=1008,o=1023,a=1009,h=yi.DEFAULT_ANISOTROPY,u=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:fi++}),this.uuid=Gs(),this.name="",this.source=new mi(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=s,this.wrapT=i,this.magFilter=r,this.minFilter=n,this.anisotropy=h,this.format=o,this.internalFormat=null,this.type=a,this.offset=new Ys(0,0),this.repeat=new Ys(1,1),this.center=new Ys(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Zs,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.version=0,this.onUpdate=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=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const s={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&&(s.userData=this.userData),t||(e.textures[this.uuid]=s),s}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==ae)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case pe:e.x=e.x-Math.floor(e.x);break;case me:e.x=e.x<0?0:1;break;case ge:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case pe:e.y=e.y-Math.floor(e.y);break;case me:e.y=e.y<0?0:1;break;case ge:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){!0===e&&this.pmremVersion++}}yi.DEFAULT_IMAGE=null,yi.DEFAULT_MAPPING=ae,yi.DEFAULT_ANISOTROPY=1;class xi{constructor(e=0,t=0,s=0,i=1){xi.prototype.isVector4=!0,this.x=e,this.y=t,this.z=s,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,s,i){return this.x=e,this.y=t,this.z=s,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=void 0!==e.w?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,s=this.y,i=this.z,r=this.w,n=e.elements;return this.x=n[0]*t+n[4]*s+n[8]*i+n[12]*r,this.y=n[1]*t+n[5]*s+n[9]*i+n[13]*r,this.z=n[2]*t+n[6]*s+n[10]*i+n[14]*r,this.w=n[3]*t+n[7]*s+n[11]*i+n[15]*r,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,s,i,r;const n=.01,o=.1,a=e.elements,h=a[0],u=a[4],l=a[8],c=a[1],d=a[5],p=a[9],m=a[2],g=a[6],f=a[10];if(Math.abs(u-c)<n&&Math.abs(l-m)<n&&Math.abs(p-g)<n){if(Math.abs(u+c)<o&&Math.abs(l+m)<o&&Math.abs(p+g)<o&&Math.abs(h+d+f-3)<o)return this.set(1,0,0,0),this;t=Math.PI;const e=(h+1)/2,a=(d+1)/2,y=(f+1)/2,x=(u+c)/4,b=(l+m)/4,v=(p+g)/4;return e>a&&e>y?e<n?(s=0,i=.707106781,r=.707106781):(s=Math.sqrt(e),i=x/s,r=b/s):a>y?a<n?(s=.707106781,i=0,r=.707106781):(i=Math.sqrt(a),s=x/i,r=v/i):y<n?(s=.707106781,i=.707106781,r=0):(r=Math.sqrt(y),s=b/r,i=v/r),this.set(s,i,r,t),this}let y=Math.sqrt((g-p)*(g-p)+(l-m)*(l-m)+(c-u)*(c-u));return Math.abs(y)<.001&&(y=1),this.x=(g-p)/y,this.y=(l-m)/y,this.z=(c-u)/y,this.w=Math.acos((h+d+f-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=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(e,Math.min(t,s)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,s){return this.x=e.x+(t.x-e.x)*s,this.y=e.y+(t.y-e.y)*s,this.z=e.z+(t.z-e.z)*s,this.w=e.w+(t.w-e.w)*s,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 bi extends zs{constructor(e=1,t=1,s={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new xi(0,0,e,t),this.scissorTest=!1,this.viewport=new xi(0,0,e,t);const i={width:e,height:t,depth:1};s=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Te,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},s);const r=new yi(i,s.mapping,s.wrapS,s.wrapT,s.magFilter,s.minFilter,s.format,s.type,s.anisotropy,s.colorSpace);r.flipY=!1,r.generateMipmaps=s.generateMipmaps,r.internalFormat=s.internalFormat,this.textures=[];const n=s.count;for(let e=0;e<n;e++)this.textures[e]=r.clone(),this.textures[e].isRenderTargetTexture=!0;this.depthBuffer=s.depthBuffer,this.stencilBuffer=s.stencilBuffer,this.resolveDepthBuffer=s.resolveDepthBuffer,this.resolveStencilBuffer=s.resolveStencilBuffer,this.depthTexture=s.depthTexture,this.samples=s.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t,s=1){if(this.width!==e||this.height!==t||this.depth!==s){this.width=e,this.height=t,this.depth=s;for(let i=0,r=this.textures.length;i<r;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=s;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,s=e.textures.length;t<s;t++)this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new mi(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class vi extends bi{constructor(e=1,t=1,s={}){super(e,t,s),this.isWebGLRenderTarget=!0}}class Ti extends yi{constructor(e=null,t=1,s=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:s,depth:i},this.magFilter=fe,this.minFilter=fe,this.wrapR=me,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class _i extends vi{constructor(e=1,t=1,s=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=s,this.texture=new Ti(null,e,t,s),this.texture.isRenderTargetTexture=!0}}class wi extends yi{constructor(e=null,t=1,s=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:s,depth:i},this.magFilter=fe,this.minFilter=fe,this.wrapR=me,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Si extends vi{constructor(e=1,t=1,s=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=s,this.texture=new wi(null,e,t,s),this.texture.isRenderTargetTexture=!0}}class Mi{constructor(e=0,t=0,s=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=s,this._w=i}static slerpFlat(e,t,s,i,r,n,o){let a=s[i+0],h=s[i+1],u=s[i+2],l=s[i+3];const c=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(0===o)return e[t+0]=a,e[t+1]=h,e[t+2]=u,void(e[t+3]=l);if(1===o)return e[t+0]=c,e[t+1]=d,e[t+2]=p,void(e[t+3]=m);if(l!==m||a!==c||h!==d||u!==p){let e=1-o;const t=a*c+h*d+u*p+l*m,s=t>=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),n=Math.atan2(r,t*s);e=Math.sin(e*n)/r,o=Math.sin(o*n)/r}const r=o*s;if(a=a*e+c*r,h=h*e+d*r,u=u*e+p*r,l=l*e+m*r,e===1-o){const e=1/Math.sqrt(a*a+h*h+u*u+l*l);a*=e,h*=e,u*=e,l*=e}}e[t]=a,e[t+1]=h,e[t+2]=u,e[t+3]=l}static multiplyQuaternionsFlat(e,t,s,i,r,n){const o=s[i],a=s[i+1],h=s[i+2],u=s[i+3],l=r[n],c=r[n+1],d=r[n+2],p=r[n+3];return e[t]=o*p+u*l+a*d-h*c,e[t+1]=a*p+u*c+h*l-o*d,e[t+2]=h*p+u*d+o*c-a*l,e[t+3]=u*p-o*l-a*c-h*d,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,s,i){return this._x=e,this._y=t,this._z=s,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 s=e._x,i=e._y,r=e._z,n=e._order,o=Math.cos,a=Math.sin,h=o(s/2),u=o(i/2),l=o(r/2),c=a(s/2),d=a(i/2),p=a(r/2);switch(n){case"XYZ":this._x=c*u*l+h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l-c*d*p;break;case"YXZ":this._x=c*u*l+h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l+c*d*p;break;case"ZXY":this._x=c*u*l-h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l-c*d*p;break;case"ZYX":this._x=c*u*l-h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l+c*d*p;break;case"YZX":this._x=c*u*l+h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l-c*d*p;break;case"XZY":this._x=c*u*l-h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l+c*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const s=t/2,i=Math.sin(s);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(s),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,s=t[0],i=t[4],r=t[8],n=t[1],o=t[5],a=t[9],h=t[2],u=t[6],l=t[10],c=s+o+l;if(c>0){const e=.5/Math.sqrt(c+1);this._w=.25/e,this._x=(u-a)*e,this._y=(r-h)*e,this._z=(n-i)*e}else if(s>o&&s>l){const e=2*Math.sqrt(1+s-o-l);this._w=(u-a)/e,this._x=.25*e,this._y=(i+n)/e,this._z=(r+h)/e}else if(o>l){const e=2*Math.sqrt(1+o-s-l);this._w=(r-h)/e,this._x=(i+n)/e,this._y=.25*e,this._z=(a+u)/e}else{const e=2*Math.sqrt(1+l-s-o);this._w=(n-i)/e,this._x=(r+h)/e,this._y=(a+u)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let s=e.dot(t)+1;return s<Number.EPSILON?(s=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=s):(this._x=0,this._y=-e.z,this._z=e.y,this._w=s)):(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=s),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Ws(this.dot(e),-1,1)))}rotateTowards(e,t){const s=this.angleTo(e);if(0===s)return this;const i=Math.min(1,t/s);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 0===e?(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 s=e._x,i=e._y,r=e._z,n=e._w,o=t._x,a=t._y,h=t._z,u=t._w;return this._x=s*u+n*o+i*h-r*a,this._y=i*u+n*a+r*o-s*h,this._z=r*u+n*h+s*a-i*o,this._w=n*u-s*o-i*a-r*h,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const s=this._x,i=this._y,r=this._z,n=this._w;let o=n*e._w+s*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=n,this._x=s,this._y=i,this._z=r,this;const a=1-o*o;if(a<=Number.EPSILON){const e=1-t;return this._w=e*n+t*this._w,this._x=e*s+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this}const h=Math.sqrt(a),u=Math.atan2(h,o),l=Math.sin((1-t)*u)/h,c=Math.sin(t*u)/h;return this._w=n*l+this._w*c,this._x=s*l+this._x*c,this._y=i*l+this._y*c,this._z=r*l+this._z*c,this._onChangeCallback(),this}slerpQuaternions(e,t,s){return this.copy(e).slerp(t,s)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),s=Math.random(),i=Math.sqrt(1-s),r=Math.sqrt(s);return this.set(i*Math.sin(e),i*Math.cos(e),r*Math.sin(t),r*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()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ai{constructor(e=0,t=0,s=0){Ai.prototype.isVector3=!0,this.x=e,this.y=t,this.z=s}set(e,t,s){return void 0===s&&(s=this.z),this.x=e,this.y=t,this.z=s,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(Ci.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ci.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,s=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*s+r[6]*i,this.y=r[1]*t+r[4]*s+r[7]*i,this.z=r[2]*t+r[5]*s+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,s=this.y,i=this.z,r=e.elements,n=1/(r[3]*t+r[7]*s+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*s+r[8]*i+r[12])*n,this.y=(r[1]*t+r[5]*s+r[9]*i+r[13])*n,this.z=(r[2]*t+r[6]*s+r[10]*i+r[14])*n,this}applyQuaternion(e){const t=this.x,s=this.y,i=this.z,r=e.x,n=e.y,o=e.z,a=e.w,h=2*(n*i-o*s),u=2*(o*t-r*i),l=2*(r*s-n*t);return this.x=t+a*h+n*l-o*u,this.y=s+a*u+o*h-r*l,this.z=i+a*l+r*u-n*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,s=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*s+r[8]*i,this.y=r[1]*t+r[5]*s+r[9]*i,this.z=r[2]*t+r[6]*s+r[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=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(e,Math.min(t,s)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,s){return this.x=e.x+(t.x-e.x)*s,this.y=e.y+(t.y-e.y)*s,this.z=e.z+(t.z-e.z)*s,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const s=e.x,i=e.y,r=e.z,n=t.x,o=t.y,a=t.z;return this.x=i*a-r*o,this.y=r*n-s*a,this.z=s*o-i*n,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const s=e.dot(this)/t;return this.copy(e).multiplyScalar(s)}projectOnPlane(e){return Ni.copy(this).projectOnVector(e),this.sub(Ni)}reflect(e){return this.sub(Ni.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const s=this.dot(e)/t;return Math.acos(Ws(s,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,s=this.y-e.y,i=this.z-e.z;return t*t+s*s+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,s){const i=Math.sin(t)*e;return this.x=i*Math.sin(s),this.y=Math.cos(t)*e,this.z=i*Math.cos(s),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,s){return this.x=e*Math.sin(t),this.y=s,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(),s=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=s,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}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=2*Math.random()-1,s=Math.sqrt(1-t*t);return this.x=s*Math.cos(e),this.y=t,this.z=s*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ni=new Ai,Ci=new Mi;class Ri{constructor(e=new Ai(1/0,1/0,1/0),t=new Ai(-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,s=e.length;t<s;t+=3)this.expandByPoint(Bi.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,s=e.count;t<s;t++)this.expandByPoint(Bi.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,s=e.length;t<s;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const s=Bi.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(s),this.max.copy(e).add(s),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 s=e.geometry;if(void 0!==s){const i=s.getAttribute("position");if(!0===t&&void 0!==i&&!0!==e.isInstancedMesh)for(let t=0,s=i.count;t<s;t++)!0===e.isMesh?e.getVertexPosition(t,Bi):Bi.fromBufferAttribute(i,t),Bi.applyMatrix4(e.matrixWorld),this.expandByPoint(Bi);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),Ii.copy(e.boundingBox)):(null===s.boundingBox&&s.computeBoundingBox(),Ii.copy(s.boundingBox)),Ii.applyMatrix4(e.matrixWorld),this.union(Ii)}const i=e.children;for(let e=0,s=i.length;e<s;e++)this.expandByObject(i[e],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,Bi),Bi.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,s;return e.normal.x>0?(t=e.normal.x*this.min.x,s=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,s=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,s+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,s+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,s+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,s+=e.normal.z*this.min.z),t<=-e.constant&&s>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Vi),Di.subVectors(this.max,Vi),Pi.subVectors(e.a,Vi),Fi.subVectors(e.b,Vi),Ui.subVectors(e.c,Vi),Oi.subVectors(Fi,Pi),zi.subVectors(Ui,Fi),Li.subVectors(Pi,Ui);let t=[0,-Oi.z,Oi.y,0,-zi.z,zi.y,0,-Li.z,Li.y,Oi.z,0,-Oi.x,zi.z,0,-zi.x,Li.z,0,-Li.x,-Oi.y,Oi.x,0,-zi.y,zi.x,0,-Li.y,Li.x,0];return!!Wi(t,Pi,Fi,Ui,Di)&&(t=[1,0,0,0,1,0,0,0,1],!!Wi(t,Pi,Fi,Ui,Di)&&(ki.crossVectors(Oi,zi),t=[ki.x,ki.y,ki.z],Wi(t,Pi,Fi,Ui,Di)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Bi).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(Bi).length()),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()||(Ei[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ei[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ei[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ei[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ei[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ei[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ei[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ei[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ei)),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 Ei=[new Ai,new Ai,new Ai,new Ai,new Ai,new Ai,new Ai,new Ai],Bi=new Ai,Ii=new Ri,Pi=new Ai,Fi=new Ai,Ui=new Ai,Oi=new Ai,zi=new Ai,Li=new Ai,Vi=new Ai,Di=new Ai,ki=new Ai,Gi=new Ai;function Wi(e,t,s,i,r){for(let n=0,o=e.length-3;n<=o;n+=3){Gi.fromArray(e,n);const o=r.x*Math.abs(Gi.x)+r.y*Math.abs(Gi.y)+r.z*Math.abs(Gi.z),a=t.dot(Gi),h=s.dot(Gi),u=i.dot(Gi);if(Math.max(-Math.max(a,h,u),Math.min(a,h,u))>o)return!1}return!0}const ji=new Ri,Hi=new Ai,qi=new Ai;class $i{constructor(e=new Ai,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 s=this.center;void 0!==t?s.copy(t):ji.setFromPoints(e).getCenter(s);let i=0;for(let t=0,r=e.length;t<r;t++)i=Math.max(i,s.distanceToSquared(e[t]));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 s=this.center.distanceToSquared(e);return t.copy(e),s>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Hi.subVectors(e,this.center);const t=Hi.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),s=.5*(e-this.radius);this.center.addScaledVector(Hi,s/e),this.radius+=s}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(qi.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Hi.copy(e.center).add(qi)),this.expandByPoint(Hi.copy(e.center).sub(qi))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Xi=new Ai,Yi=new Ai,Zi=new Ai,Ji=new Ai,Ki=new Ai,Qi=new Ai,er=new Ai;class tr{constructor(e=new Ai,t=new Ai(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,Xi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const s=t.dot(this.direction);return s<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,s)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Xi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Xi.copy(this.origin).addScaledVector(this.direction,t),Xi.distanceToSquared(e))}distanceSqToSegment(e,t,s,i){Yi.copy(e).add(t).multiplyScalar(.5),Zi.copy(t).sub(e).normalize(),Ji.copy(this.origin).sub(Yi);const r=.5*e.distanceTo(t),n=-this.direction.dot(Zi),o=Ji.dot(this.direction),a=-Ji.dot(Zi),h=Ji.lengthSq(),u=Math.abs(1-n*n);let l,c,d,p;if(u>0)if(l=n*a-o,c=n*o-a,p=r*u,l>=0)if(c>=-p)if(c<=p){const e=1/u;l*=e,c*=e,d=l*(l+n*c+2*o)+c*(n*l+c+2*a)+h}else c=r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;else c=-r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;else c<=-p?(l=Math.max(0,-(-n*r+o)),c=l>0?-r:Math.min(Math.max(-r,-a),r),d=-l*l+c*(c+2*a)+h):c<=p?(l=0,c=Math.min(Math.max(-r,-a),r),d=c*(c+2*a)+h):(l=Math.max(0,-(n*r+o)),c=l>0?r:Math.min(Math.max(-r,-a),r),d=-l*l+c*(c+2*a)+h);else c=n>0?-r:r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;return s&&s.copy(this.origin).addScaledVector(this.direction,l),i&&i.copy(Yi).addScaledVector(Zi,c),d}intersectSphere(e,t){Xi.subVectors(e.center,this.origin);const s=Xi.dot(this.direction),i=Xi.dot(Xi)-s*s,r=e.radius*e.radius;if(i>r)return null;const n=Math.sqrt(r-i),o=s-n,a=s+n;return a<0?null:o<0?this.at(a,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const s=-(this.origin.dot(e.normal)+e.constant)/t;return s>=0?s:null}intersectPlane(e,t){const s=this.distanceToPlane(e);return null===s?null:this.at(s,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let s,i,r,n,o,a;const h=1/this.direction.x,u=1/this.direction.y,l=1/this.direction.z,c=this.origin;return h>=0?(s=(e.min.x-c.x)*h,i=(e.max.x-c.x)*h):(s=(e.max.x-c.x)*h,i=(e.min.x-c.x)*h),u>=0?(r=(e.min.y-c.y)*u,n=(e.max.y-c.y)*u):(r=(e.max.y-c.y)*u,n=(e.min.y-c.y)*u),s>n||r>i?null:((r>s||isNaN(s))&&(s=r),(n<i||isNaN(i))&&(i=n),l>=0?(o=(e.min.z-c.z)*l,a=(e.max.z-c.z)*l):(o=(e.max.z-c.z)*l,a=(e.min.z-c.z)*l),s>a||o>i?null:((o>s||s!=s)&&(s=o),(a<i||i!=i)&&(i=a),i<0?null:this.at(s>=0?s:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,Xi)}intersectTriangle(e,t,s,i,r){Ki.subVectors(t,e),Qi.subVectors(s,e),er.crossVectors(Ki,Qi);let n,o=this.direction.dot(er);if(o>0){if(i)return null;n=1}else{if(!(o<0))return null;n=-1,o=-o}Ji.subVectors(this.origin,e);const a=n*this.direction.dot(Qi.crossVectors(Ji,Qi));if(a<0)return null;const h=n*this.direction.dot(Ki.cross(Ji));if(h<0)return null;if(a+h>o)return null;const u=-n*Ji.dot(er);return u<0?null:this.at(u/o,r)}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 sr{constructor(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g){sr.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g)}set(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g){const f=this.elements;return f[0]=e,f[4]=t,f[8]=s,f[12]=i,f[1]=r,f[5]=n,f[9]=o,f[13]=a,f[2]=h,f[6]=u,f[10]=l,f[14]=c,f[3]=d,f[7]=p,f[11]=m,f[15]=g,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new sr).fromArray(this.elements)}copy(e){const t=this.elements,s=e.elements;return t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=s[3],t[4]=s[4],t[5]=s[5],t[6]=s[6],t[7]=s[7],t[8]=s[8],t[9]=s[9],t[10]=s[10],t[11]=s[11],t[12]=s[12],t[13]=s[13],t[14]=s[14],t[15]=s[15],this}copyPosition(e){const t=this.elements,s=e.elements;return t[12]=s[12],t[13]=s[13],t[14]=s[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,s){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),s.setFromMatrixColumn(this,2),this}makeBasis(e,t,s){return this.set(e.x,t.x,s.x,0,e.y,t.y,s.y,0,e.z,t.z,s.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,s=e.elements,i=1/ir.setFromMatrixColumn(e,0).length(),r=1/ir.setFromMatrixColumn(e,1).length(),n=1/ir.setFromMatrixColumn(e,2).length();return t[0]=s[0]*i,t[1]=s[1]*i,t[2]=s[2]*i,t[3]=0,t[4]=s[4]*r,t[5]=s[5]*r,t[6]=s[6]*r,t[7]=0,t[8]=s[8]*n,t[9]=s[9]*n,t[10]=s[10]*n,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,s=e.x,i=e.y,r=e.z,n=Math.cos(s),o=Math.sin(s),a=Math.cos(i),h=Math.sin(i),u=Math.cos(r),l=Math.sin(r);if("XYZ"===e.order){const e=n*u,s=n*l,i=o*u,r=o*l;t[0]=a*u,t[4]=-a*l,t[8]=h,t[1]=s+i*h,t[5]=e-r*h,t[9]=-o*a,t[2]=r-e*h,t[6]=i+s*h,t[10]=n*a}else if("YXZ"===e.order){const e=a*u,s=a*l,i=h*u,r=h*l;t[0]=e+r*o,t[4]=i*o-s,t[8]=n*h,t[1]=n*l,t[5]=n*u,t[9]=-o,t[2]=s*o-i,t[6]=r+e*o,t[10]=n*a}else if("ZXY"===e.order){const e=a*u,s=a*l,i=h*u,r=h*l;t[0]=e-r*o,t[4]=-n*l,t[8]=i+s*o,t[1]=s+i*o,t[5]=n*u,t[9]=r-e*o,t[2]=-n*h,t[6]=o,t[10]=n*a}else if("ZYX"===e.order){const e=n*u,s=n*l,i=o*u,r=o*l;t[0]=a*u,t[4]=i*h-s,t[8]=e*h+r,t[1]=a*l,t[5]=r*h+e,t[9]=s*h-i,t[2]=-h,t[6]=o*a,t[10]=n*a}else if("YZX"===e.order){const e=n*a,s=n*h,i=o*a,r=o*h;t[0]=a*u,t[4]=r-e*l,t[8]=i*l+s,t[1]=l,t[5]=n*u,t[9]=-o*u,t[2]=-h*u,t[6]=s*l+i,t[10]=e-r*l}else if("XZY"===e.order){const e=n*a,s=n*h,i=o*a,r=o*h;t[0]=a*u,t[4]=-l,t[8]=h*u,t[1]=e*l+r,t[5]=n*u,t[9]=s*l-i,t[2]=i*l-s,t[6]=o*u,t[10]=r*l+e}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(nr,e,or)}lookAt(e,t,s){const i=this.elements;return ur.subVectors(e,t),0===ur.lengthSq()&&(ur.z=1),ur.normalize(),ar.crossVectors(s,ur),0===ar.lengthSq()&&(1===Math.abs(s.z)?ur.x+=1e-4:ur.z+=1e-4,ur.normalize(),ar.crossVectors(s,ur)),ar.normalize(),hr.crossVectors(ur,ar),i[0]=ar.x,i[4]=hr.x,i[8]=ur.x,i[1]=ar.y,i[5]=hr.y,i[9]=ur.y,i[2]=ar.z,i[6]=hr.z,i[10]=ur.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const s=e.elements,i=t.elements,r=this.elements,n=s[0],o=s[4],a=s[8],h=s[12],u=s[1],l=s[5],c=s[9],d=s[13],p=s[2],m=s[6],g=s[10],f=s[14],y=s[3],x=s[7],b=s[11],v=s[15],T=i[0],_=i[4],w=i[8],S=i[12],M=i[1],A=i[5],N=i[9],C=i[13],R=i[2],E=i[6],B=i[10],I=i[14],P=i[3],F=i[7],U=i[11],O=i[15];return r[0]=n*T+o*M+a*R+h*P,r[4]=n*_+o*A+a*E+h*F,r[8]=n*w+o*N+a*B+h*U,r[12]=n*S+o*C+a*I+h*O,r[1]=u*T+l*M+c*R+d*P,r[5]=u*_+l*A+c*E+d*F,r[9]=u*w+l*N+c*B+d*U,r[13]=u*S+l*C+c*I+d*O,r[2]=p*T+m*M+g*R+f*P,r[6]=p*_+m*A+g*E+f*F,r[10]=p*w+m*N+g*B+f*U,r[14]=p*S+m*C+g*I+f*O,r[3]=y*T+x*M+b*R+v*P,r[7]=y*_+x*A+b*E+v*F,r[11]=y*w+x*N+b*B+v*U,r[15]=y*S+x*C+b*I+v*O,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],s=e[4],i=e[8],r=e[12],n=e[1],o=e[5],a=e[9],h=e[13],u=e[2],l=e[6],c=e[10],d=e[14];return e[3]*(+r*a*l-i*h*l-r*o*c+s*h*c+i*o*d-s*a*d)+e[7]*(+t*a*d-t*h*c+r*n*c-i*n*d+i*h*u-r*a*u)+e[11]*(+t*h*l-t*o*d-r*n*l+s*n*d+r*o*u-s*h*u)+e[15]*(-i*o*u-t*a*l+t*o*c+i*n*l-s*n*c+s*a*u)}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,s){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]=s),this}invert(){const e=this.elements,t=e[0],s=e[1],i=e[2],r=e[3],n=e[4],o=e[5],a=e[6],h=e[7],u=e[8],l=e[9],c=e[10],d=e[11],p=e[12],m=e[13],g=e[14],f=e[15],y=l*g*h-m*c*h+m*a*d-o*g*d-l*a*f+o*c*f,x=p*c*h-u*g*h-p*a*d+n*g*d+u*a*f-n*c*f,b=u*m*h-p*l*h+p*o*d-n*m*d-u*o*f+n*l*f,v=p*l*a-u*m*a-p*o*c+n*m*c+u*o*g-n*l*g,T=t*y+s*x+i*b+r*v;if(0===T)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const _=1/T;return e[0]=y*_,e[1]=(m*c*r-l*g*r-m*i*d+s*g*d+l*i*f-s*c*f)*_,e[2]=(o*g*r-m*a*r+m*i*h-s*g*h-o*i*f+s*a*f)*_,e[3]=(l*a*r-o*c*r-l*i*h+s*c*h+o*i*d-s*a*d)*_,e[4]=x*_,e[5]=(u*g*r-p*c*r+p*i*d-t*g*d-u*i*f+t*c*f)*_,e[6]=(p*a*r-n*g*r-p*i*h+t*g*h+n*i*f-t*a*f)*_,e[7]=(n*c*r-u*a*r+u*i*h-t*c*h-n*i*d+t*a*d)*_,e[8]=b*_,e[9]=(p*l*r-u*m*r-p*s*d+t*m*d+u*s*f-t*l*f)*_,e[10]=(n*m*r-p*o*r+p*s*h-t*m*h-n*s*f+t*o*f)*_,e[11]=(u*o*r-n*l*r-u*s*h+t*l*h+n*s*d-t*o*d)*_,e[12]=v*_,e[13]=(u*m*i-p*l*i+p*s*c-t*m*c-u*s*g+t*l*g)*_,e[14]=(p*o*i-n*m*i-p*s*a+t*m*a+n*s*g-t*o*g)*_,e[15]=(n*l*i-u*o*i+u*s*a-t*l*a-n*s*c+t*o*c)*_,this}scale(e){const t=this.elements,s=e.x,i=e.y,r=e.z;return t[0]*=s,t[4]*=i,t[8]*=r,t[1]*=s,t[5]*=i,t[9]*=r,t[2]*=s,t[6]*=i,t[10]*=r,t[3]*=s,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],s=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,s,i))}makeTranslation(e,t,s){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,s,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),s=Math.sin(e);return this.set(1,0,0,0,0,t,-s,0,0,s,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),s=Math.sin(e);return this.set(t,0,s,0,0,1,0,0,-s,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),s=Math.sin(e);return this.set(t,-s,0,0,s,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const s=Math.cos(t),i=Math.sin(t),r=1-s,n=e.x,o=e.y,a=e.z,h=r*n,u=r*o;return this.set(h*n+s,h*o-i*a,h*a+i*o,0,h*o+i*a,u*o+s,u*a-i*n,0,h*a-i*o,u*a+i*n,r*a*a+s,0,0,0,0,1),this}makeScale(e,t,s){return this.set(e,0,0,0,0,t,0,0,0,0,s,0,0,0,0,1),this}makeShear(e,t,s,i,r,n){return this.set(1,s,r,0,e,1,n,0,t,i,1,0,0,0,0,1),this}compose(e,t,s){const i=this.elements,r=t._x,n=t._y,o=t._z,a=t._w,h=r+r,u=n+n,l=o+o,c=r*h,d=r*u,p=r*l,m=n*u,g=n*l,f=o*l,y=a*h,x=a*u,b=a*l,v=s.x,T=s.y,_=s.z;return i[0]=(1-(m+f))*v,i[1]=(d+b)*v,i[2]=(p-x)*v,i[3]=0,i[4]=(d-b)*T,i[5]=(1-(c+f))*T,i[6]=(g+y)*T,i[7]=0,i[8]=(p+x)*_,i[9]=(g-y)*_,i[10]=(1-(c+m))*_,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,s){const i=this.elements;let r=ir.set(i[0],i[1],i[2]).length();const n=ir.set(i[4],i[5],i[6]).length(),o=ir.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],rr.copy(this);const a=1/r,h=1/n,u=1/o;return rr.elements[0]*=a,rr.elements[1]*=a,rr.elements[2]*=a,rr.elements[4]*=h,rr.elements[5]*=h,rr.elements[6]*=h,rr.elements[8]*=u,rr.elements[9]*=u,rr.elements[10]*=u,t.setFromRotationMatrix(rr),s.x=r,s.y=n,s.z=o,this}makePerspective(e,t,s,i,r,n,o=2e3){const a=this.elements,h=2*r/(t-e),u=2*r/(s-i),l=(t+e)/(t-e),c=(s+i)/(s-i);let d,p;if(o===Us)d=-(n+r)/(n-r),p=-2*n*r/(n-r);else{if(o!==Os)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);d=-n/(n-r),p=-n*r/(n-r)}return a[0]=h,a[4]=0,a[8]=l,a[12]=0,a[1]=0,a[5]=u,a[9]=c,a[13]=0,a[2]=0,a[6]=0,a[10]=d,a[14]=p,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(e,t,s,i,r,n,o=2e3){const a=this.elements,h=1/(t-e),u=1/(s-i),l=1/(n-r),c=(t+e)*h,d=(s+i)*u;let p,m;if(o===Us)p=(n+r)*l,m=-2*l;else{if(o!==Os)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);p=r*l,m=-1*l}return a[0]=2*h,a[4]=0,a[8]=0,a[12]=-c,a[1]=0,a[5]=2*u,a[9]=0,a[13]=-d,a[2]=0,a[6]=0,a[10]=m,a[14]=-p,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(e){const t=this.elements,s=e.elements;for(let e=0;e<16;e++)if(t[e]!==s[e])return!1;return!0}fromArray(e,t=0){for(let s=0;s<16;s++)this.elements[s]=e[s+t];return this}toArray(e=[],t=0){const s=this.elements;return e[t]=s[0],e[t+1]=s[1],e[t+2]=s[2],e[t+3]=s[3],e[t+4]=s[4],e[t+5]=s[5],e[t+6]=s[6],e[t+7]=s[7],e[t+8]=s[8],e[t+9]=s[9],e[t+10]=s[10],e[t+11]=s[11],e[t+12]=s[12],e[t+13]=s[13],e[t+14]=s[14],e[t+15]=s[15],e}}const ir=new Ai,rr=new sr,nr=new Ai(0,0,0),or=new Ai(1,1,1),ar=new Ai,hr=new Ai,ur=new Ai,lr=new sr,cr=new Mi;class dr{constructor(e=0,t=0,s=0,i=dr.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=s,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,s,i=this._order){return this._x=e,this._y=t,this._z=s,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,s=!0){const i=e.elements,r=i[0],n=i[4],o=i[8],a=i[1],h=i[5],u=i[9],l=i[2],c=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin(Ws(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-n,r)):(this._x=Math.atan2(c,h),this._z=0);break;case"YXZ":this._x=Math.asin(-Ws(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(a,h)):(this._y=Math.atan2(-l,r),this._z=0);break;case"ZXY":this._x=Math.asin(Ws(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(-l,d),this._z=Math.atan2(-n,h)):(this._y=0,this._z=Math.atan2(a,r));break;case"ZYX":this._y=Math.asin(-Ws(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(c,d),this._z=Math.atan2(a,r)):(this._x=0,this._z=Math.atan2(-n,h));break;case"YZX":this._z=Math.asin(Ws(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,h),this._y=Math.atan2(-l,r)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-Ws(n,-1,1)),Math.abs(n)<.9999999?(this._x=Math.atan2(c,h),this._y=Math.atan2(o,r)):(this._x=Math.atan2(-u,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===s&&this._onChangeCallback(),this}setFromQuaternion(e,t,s){return lr.makeRotationFromQuaternion(e),this.setFromRotationMatrix(lr,t,s)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return cr.setFromEuler(this),this.setFromQuaternion(cr,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],void 0!==e[3]&&(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}}dr.DEFAULT_ORDER="XYZ";class pr{constructor(){this.mask=1}set(e){this.mask=1<<e>>>0}enable(e){this.mask|=1<<e}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e}disable(e){this.mask&=~(1<<e)}disableAll(){this.mask=0}test(e){return!!(this.mask&e.mask)}isEnabled(e){return!!(this.mask&1<<e)}}let mr=0;const gr=new Ai,fr=new Mi,yr=new sr,xr=new Ai,br=new Ai,vr=new Ai,Tr=new Mi,_r=new Ai(1,0,0),wr=new Ai(0,1,0),Sr=new Ai(0,0,1),Mr={type:"added"},Ar={type:"removed"},Nr={type:"childadded",child:null},Cr={type:"childremoved",child:null};class Rr extends zs{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:mr++}),this.uuid=Gs(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Rr.DEFAULT_UP.clone();const e=new Ai,t=new dr,s=new Mi,i=new Ai(1,1,1);t._onChange((function(){s.setFromEuler(t,!1)})),s._onChange((function(){t.setFromQuaternion(s,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:s},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new sr},normalMatrix:{value:new Zs}}),this.matrix=new sr,this.matrixWorld=new sr,this.matrixAutoUpdate=Rr.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=Rr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new pr,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return fr.setFromAxisAngle(e,t),this.quaternion.multiply(fr),this}rotateOnWorldAxis(e,t){return fr.setFromAxisAngle(e,t),this.quaternion.premultiply(fr),this}rotateX(e){return this.rotateOnAxis(_r,e)}rotateY(e){return this.rotateOnAxis(wr,e)}rotateZ(e){return this.rotateOnAxis(Sr,e)}translateOnAxis(e,t){return gr.copy(e).applyQuaternion(this.quaternion),this.position.add(gr.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(_r,e)}translateY(e){return this.translateOnAxis(wr,e)}translateZ(e){return this.translateOnAxis(Sr,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(yr.copy(this.matrixWorld).invert())}lookAt(e,t,s){e.isVector3?xr.copy(e):xr.set(e,t,s);const i=this.parent;this.updateWorldMatrix(!0,!1),br.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?yr.lookAt(br,xr,this.up):yr.lookAt(xr,br,this.up),this.quaternion.setFromRotationMatrix(yr),i&&(yr.extractRotation(i.matrixWorld),fr.setFromRotationMatrix(yr),this.quaternion.premultiply(fr.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);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(Mr),Nr.child=e,this.dispatchEvent(Nr),Nr.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Ar),Cr.child=e,this.dispatchEvent(Cr),Cr.child=null),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),yr.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),yr.multiply(e.parent.matrixWorld)),e.applyMatrix4(yr),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Mr),Nr.child=e,this.dispatchEvent(Nr),Nr.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 s=0,i=this.children.length;s<i;s++){const i=this.children[s].getObjectByProperty(e,t);if(void 0!==i)return i}}getObjectsByProperty(e,t,s=[]){this[e]===t&&s.push(this);const i=this.children;for(let r=0,n=i.length;r<n;r++)i[r].getObjectsByProperty(e,t,s);return s}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(br,e,vr),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(br,Tr,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 s=0,i=t.length;s<i;s++)t[s].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let s=0,i=t.length;s<i;s++)t[s].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(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)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let s=0,i=t.length;s<i;s++){t[s].updateMatrixWorld(e)}}updateWorldMatrix(e,t){const s=this.parent;if(!0===e&&null!==s&&s.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===t){const e=this.children;for(let t=0,s=e.length;t<s;t++){e[t].updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"==typeof e,s={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},s.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};function r(t,s){return void 0===t[s.uuid]&&(t[s.uuid]=s.toJSON(e)),s.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(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(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(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((e=>({boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.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),null!==this._colorsTexture&&(i.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),null!==this.boundingBox&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()})),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&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const s=t.shapes;if(Array.isArray(s))for(let t=0,i=s.length;t<i;t++){const i=s[t];r(e.shapes,i)}else r(e.shapes,s)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let s=0,i=this.material.length;s<i;s++)t.push(r(e.materials,this.material[s]));i.material=t}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let t=0;t<this.children.length;t++)i.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let t=0;t<this.animations.length;t++){const s=this.animations[t];i.animations.push(r(e.animations,s))}}if(t){const t=n(e.geometries),i=n(e.materials),r=n(e.textures),o=n(e.images),a=n(e.shapes),h=n(e.skeletons),u=n(e.animations),l=n(e.nodes);t.length>0&&(s.geometries=t),i.length>0&&(s.materials=i),r.length>0&&(s.textures=r),o.length>0&&(s.images=o),a.length>0&&(s.shapes=a),h.length>0&&(s.skeletons=h),u.length>0&&(s.animations=u),l.length>0&&(s.nodes=l)}return s.object=i,s;function n(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}}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)),!0===t)for(let t=0;t<e.children.length;t++){const s=e.children[t];this.add(s.clone())}return this}}Rr.DEFAULT_UP=new Ai(0,1,0),Rr.DEFAULT_MATRIX_AUTO_UPDATE=!0,Rr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Er=new Ai,Br=new Ai,Ir=new Ai,Pr=new Ai,Fr=new Ai,Ur=new Ai,Or=new Ai,zr=new Ai,Lr=new Ai,Vr=new Ai,Dr=new xi,kr=new xi,Gr=new xi;class Wr{constructor(e=new Ai,t=new Ai,s=new Ai){this.a=e,this.b=t,this.c=s}static getNormal(e,t,s,i){i.subVectors(s,t),Er.subVectors(e,t),i.cross(Er);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,s,i,r){Er.subVectors(i,t),Br.subVectors(s,t),Ir.subVectors(e,t);const n=Er.dot(Er),o=Er.dot(Br),a=Er.dot(Ir),h=Br.dot(Br),u=Br.dot(Ir),l=n*h-o*o;if(0===l)return r.set(0,0,0),null;const c=1/l,d=(h*a-o*u)*c,p=(n*u-o*a)*c;return r.set(1-d-p,p,d)}static containsPoint(e,t,s,i){return null!==this.getBarycoord(e,t,s,i,Pr)&&(Pr.x>=0&&Pr.y>=0&&Pr.x+Pr.y<=1)}static getInterpolation(e,t,s,i,r,n,o,a){return null===this.getBarycoord(e,t,s,i,Pr)?(a.x=0,a.y=0,"z"in a&&(a.z=0),"w"in a&&(a.w=0),null):(a.setScalar(0),a.addScaledVector(r,Pr.x),a.addScaledVector(n,Pr.y),a.addScaledVector(o,Pr.z),a)}static getInterpolatedAttribute(e,t,s,i,r,n){return Dr.setScalar(0),kr.setScalar(0),Gr.setScalar(0),Dr.fromBufferAttribute(e,t),kr.fromBufferAttribute(e,s),Gr.fromBufferAttribute(e,i),n.setScalar(0),n.addScaledVector(Dr,r.x),n.addScaledVector(kr,r.y),n.addScaledVector(Gr,r.z),n}static isFrontFacing(e,t,s,i){return Er.subVectors(s,t),Br.subVectors(e,t),Er.cross(Br).dot(i)<0}set(e,t,s){return this.a.copy(e),this.b.copy(t),this.c.copy(s),this}setFromPointsAndIndices(e,t,s,i){return this.a.copy(e[t]),this.b.copy(e[s]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,s,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,s),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 Er.subVectors(this.c,this.b),Br.subVectors(this.a,this.b),.5*Er.cross(Br).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Wr.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Wr.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,s,i,r){return Wr.getInterpolation(e,this.a,this.b,this.c,t,s,i,r)}containsPoint(e){return Wr.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Wr.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const s=this.a,i=this.b,r=this.c;let n,o;Fr.subVectors(i,s),Ur.subVectors(r,s),zr.subVectors(e,s);const a=Fr.dot(zr),h=Ur.dot(zr);if(a<=0&&h<=0)return t.copy(s);Lr.subVectors(e,i);const u=Fr.dot(Lr),l=Ur.dot(Lr);if(u>=0&&l<=u)return t.copy(i);const c=a*l-u*h;if(c<=0&&a>=0&&u<=0)return n=a/(a-u),t.copy(s).addScaledVector(Fr,n);Vr.subVectors(e,r);const d=Fr.dot(Vr),p=Ur.dot(Vr);if(p>=0&&d<=p)return t.copy(r);const m=d*h-a*p;if(m<=0&&h>=0&&p<=0)return o=h/(h-p),t.copy(s).addScaledVector(Ur,o);const g=u*p-d*l;if(g<=0&&l-u>=0&&d-p>=0)return Or.subVectors(r,i),o=(l-u)/(l-u+(d-p)),t.copy(i).addScaledVector(Or,o);const f=1/(g+m+c);return n=m*f,o=c*f,t.copy(s).addScaledVector(Fr,n).addScaledVector(Ur,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const jr={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},Hr={h:0,s:0,l:0},qr={h:0,s:0,l:0};function $r(e,t,s){return s<0&&(s+=1),s>1&&(s-=1),s<1/6?e+6*(t-e)*s:s<.5?t:s<2/3?e+6*(t-e)*(2/3-s):e}class Xr{constructor(e,t,s){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,s)}set(e,t,s){if(void 0===t&&void 0===s){const t=e;t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t)}else this.setRGB(e,t,s);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Zt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,ii.toWorkingColorSpace(this,t),this}setRGB(e,t,s,i=ii.workingColorSpace){return this.r=e,this.g=t,this.b=s,ii.toWorkingColorSpace(this,i),this}setHSL(e,t,s,i=ii.workingColorSpace){if(e=js(e,1),t=Ws(t,0,1),s=Ws(s,0,1),0===t)this.r=this.g=this.b=s;else{const i=s<=.5?s*(1+t):s+t-s*t,r=2*s-i;this.r=$r(r,i,e+1/3),this.g=$r(r,i,e),this.b=$r(r,i,e-1/3)}return ii.toWorkingColorSpace(this,i),this}setStyle(e,t=Zt){function s(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const n=i[1],o=i[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],r=s.length;if(3===r)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(6===r)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=Zt){const s=jr[e.toLowerCase()];return void 0!==s?this.setHex(s,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=ri(e.r),this.g=ri(e.g),this.b=ri(e.b),this}copyLinearToSRGB(e){return this.r=ni(e.r),this.g=ni(e.g),this.b=ni(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Zt){return ii.fromWorkingColorSpace(Yr.copy(this),e),65536*Math.round(Ws(255*Yr.r,0,255))+256*Math.round(Ws(255*Yr.g,0,255))+Math.round(Ws(255*Yr.b,0,255))}getHexString(e=Zt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=ii.workingColorSpace){ii.fromWorkingColorSpace(Yr.copy(this),t);const s=Yr.r,i=Yr.g,r=Yr.b,n=Math.max(s,i,r),o=Math.min(s,i,r);let a,h;const u=(o+n)/2;if(o===n)a=0,h=0;else{const e=n-o;switch(h=u<=.5?e/(n+o):e/(2-n-o),n){case s:a=(i-r)/e+(i<r?6:0);break;case i:a=(r-s)/e+2;break;case r:a=(s-i)/e+4}a/=6}return e.h=a,e.s=h,e.l=u,e}getRGB(e,t=ii.workingColorSpace){return ii.fromWorkingColorSpace(Yr.copy(this),t),e.r=Yr.r,e.g=Yr.g,e.b=Yr.b,e}getStyle(e=Zt){ii.fromWorkingColorSpace(Yr.copy(this),e);const t=Yr.r,s=Yr.g,i=Yr.b;return e!==Zt?`color(${e} ${t.toFixed(3)} ${s.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*s)},${Math.round(255*i)})`}offsetHSL(e,t,s){return this.getHSL(Hr),this.setHSL(Hr.h+e,Hr.s+t,Hr.l+s)}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,s){return this.r=e.r+(t.r-e.r)*s,this.g=e.g+(t.g-e.g)*s,this.b=e.b+(t.b-e.b)*s,this}lerpHSL(e,t){this.getHSL(Hr),e.getHSL(qr);const s=Hs(Hr.h,qr.h,t),i=Hs(Hr.s,qr.s,t),r=Hs(Hr.l,qr.l,t);return this.setHSL(s,i,r),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,s=this.g,i=this.b,r=e.elements;return this.r=r[0]*t+r[3]*s+r[6]*i,this.g=r[1]*t+r[4]*s+r[7]*i,this.b=r[2]*t+r[5]*s+r[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 Yr=new Xr;Xr.NAMES=jr;let Zr=0;class Jr extends zs{static get type(){return"Material"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Zr++}),this.uuid=Gs(),this.name="",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=R,this.blendDst=E,this.blendEquation=v,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Xr(0,0,0),this.blendAlpha=0,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=gs,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ts,this.stencilZFail=ts,this.stencilZPass=ts,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const s=e[t];if(void 0===s){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(s):i&&i.isVector3&&s&&s.isVector3?i.copy(s):this[t]=s:console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const s={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(s.uuid=this.uuid,s.type=this.type,""!==this.name&&(s.name=this.name),this.color&&this.color.isColor&&(s.color=this.color.getHex()),void 0!==this.roughness&&(s.roughness=this.roughness),void 0!==this.metalness&&(s.metalness=this.metalness),void 0!==this.sheen&&(s.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(s.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(s.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(s.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(s.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(s.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(s.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(s.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(s.shininess=this.shininess),void 0!==this.clearcoat&&(s.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(s.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(s.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(s.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(s.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,s.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(s.dispersion=this.dispersion),void 0!==this.iridescence&&(s.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(s.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(s.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(s.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(s.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(s.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(s.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(s.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(s.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(s.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(s.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(s.lightMap=this.lightMap.toJSON(e).uuid,s.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(s.aoMap=this.aoMap.toJSON(e).uuid,s.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(s.bumpMap=this.bumpMap.toJSON(e).uuid,s.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(s.normalMap=this.normalMap.toJSON(e).uuid,s.normalMapType=this.normalMapType,s.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(s.displacementMap=this.displacementMap.toJSON(e).uuid,s.displacementScale=this.displacementScale,s.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(s.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(s.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(s.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(s.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(s.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(s.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(s.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(s.combine=this.combine)),void 0!==this.envMapRotation&&(s.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(s.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(s.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(s.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(s.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(s.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(s.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(s.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(s.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(s.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(s.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(s.size=this.size),null!==this.shadowSide&&(s.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(s.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(s.blending=this.blending),0!==this.side&&(s.side=this.side),!0===this.vertexColors&&(s.vertexColors=!0),this.opacity<1&&(s.opacity=this.opacity),!0===this.transparent&&(s.transparent=!0),this.blendSrc!==R&&(s.blendSrc=this.blendSrc),this.blendDst!==E&&(s.blendDst=this.blendDst),this.blendEquation!==v&&(s.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(s.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(s.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(s.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(s.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(s.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(s.depthFunc=this.depthFunc),!1===this.depthTest&&(s.depthTest=this.depthTest),!1===this.depthWrite&&(s.depthWrite=this.depthWrite),!1===this.colorWrite&&(s.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(s.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==gs&&(s.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(s.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(s.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ts&&(s.stencilFail=this.stencilFail),this.stencilZFail!==ts&&(s.stencilZFail=this.stencilZFail),this.stencilZPass!==ts&&(s.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(s.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(s.rotation=this.rotation),!0===this.polygonOffset&&(s.polygonOffset=!0),0!==this.polygonOffsetFactor&&(s.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(s.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(s.linewidth=this.linewidth),void 0!==this.dashSize&&(s.dashSize=this.dashSize),void 0!==this.gapSize&&(s.gapSize=this.gapSize),void 0!==this.scale&&(s.scale=this.scale),!0===this.dithering&&(s.dithering=!0),this.alphaTest>0&&(s.alphaTest=this.alphaTest),!0===this.alphaHash&&(s.alphaHash=!0),!0===this.alphaToCoverage&&(s.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(s.premultipliedAlpha=!0),!0===this.forceSinglePass&&(s.forceSinglePass=!0),!0===this.wireframe&&(s.wireframe=!0),this.wireframeLinewidth>1&&(s.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(s.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(s.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(s.flatShading=!0),!1===this.visible&&(s.visible=!1),!1===this.toneMapped&&(s.toneMapped=!1),!1===this.fog&&(s.fog=!1),Object.keys(this.userData).length>0&&(s.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(s.textures=t),r.length>0&&(s.images=r)}return s}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 s=null;if(null!==t){const e=t.length;s=new Array(e);for(let i=0;i!==e;++i)s[i]=t[i].clone()}return this.clippingPlanes=s,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class Kr extends Jr{static get type(){return"MeshBasicMaterial"}constructor(e){super(),this.isMeshBasicMaterial=!0,this.color=new Xr(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 dr,this.combine=0,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 Qr=en();function en(){const e=new ArrayBuffer(4),t=new Float32Array(e),s=new Uint32Array(e),i=new Uint32Array(512),r=new Uint32Array(512);for(let e=0;e<256;++e){const t=e-127;t<-27?(i[e]=0,i[256|e]=32768,r[e]=24,r[256|e]=24):t<-14?(i[e]=1024>>-t-14,i[256|e]=1024>>-t-14|32768,r[e]=-t-1,r[256|e]=-t-1):t<=15?(i[e]=t+15<<10,i[256|e]=t+15<<10|32768,r[e]=13,r[256|e]=13):t<128?(i[e]=31744,i[256|e]=64512,r[e]=24,r[256|e]=24):(i[e]=31744,i[256|e]=64512,r[e]=13,r[256|e]=13)}const n=new Uint32Array(2048),o=new Uint32Array(64),a=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,s=0;for(;!(8388608&t);)t<<=1,s-=8388608;t&=-8388609,s+=947912704,n[e]=t|s}for(let e=1024;e<2048;++e)n[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)o[e]=e<<23;o[31]=1199570944,o[32]=2147483648;for(let e=33;e<63;++e)o[e]=2147483648+(e-32<<23);o[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(a[e]=1024);return{floatView:t,uint32View:s,baseTable:i,shiftTable:r,mantissaTable:n,exponentTable:o,offsetTable:a}}function tn(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=Ws(e,-65504,65504),Qr.floatView[0]=e;const t=Qr.uint32View[0],s=t>>23&511;return Qr.baseTable[s]+((8388607&t)>>Qr.shiftTable[s])}function sn(e){const t=e>>10;return Qr.uint32View[0]=Qr.mantissaTable[Qr.offsetTable[t]+(1023&e)]+Qr.exponentTable[t],Qr.floatView[0]}const rn={toHalfFloat:tn,fromHalfFloat:sn},nn=new Ai,on=new Ys;class an{constructor(e,t,s=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=s,this.usage=Ss,this.updateRanges=[],this.gpuType=Ie,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&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,s){e*=this.itemSize,s*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[s+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,s=this.count;t<s;t++)on.fromBufferAttribute(this,t),on.applyMatrix3(e),this.setXY(t,on.x,on.y);else if(3===this.itemSize)for(let t=0,s=this.count;t<s;t++)nn.fromBufferAttribute(this,t),nn.applyMatrix3(e),this.setXYZ(t,nn.x,nn.y,nn.z);return this}applyMatrix4(e){for(let t=0,s=this.count;t<s;t++)nn.fromBufferAttribute(this,t),nn.applyMatrix4(e),this.setXYZ(t,nn.x,nn.y,nn.z);return this}applyNormalMatrix(e){for(let t=0,s=this.count;t<s;t++)nn.fromBufferAttribute(this,t),nn.applyNormalMatrix(e),this.setXYZ(t,nn.x,nn.y,nn.z);return this}transformDirection(e){for(let t=0,s=this.count;t<s;t++)nn.fromBufferAttribute(this,t),nn.transformDirection(e),this.setXYZ(t,nn.x,nn.y,nn.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let s=this.array[e*this.itemSize+t];return this.normalized&&(s=qs(s,this.array)),s}setComponent(e,t,s){return this.normalized&&(s=$s(s,this.array)),this.array[e*this.itemSize+t]=s,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=qs(t,this.array)),t}setX(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=qs(t,this.array)),t}setY(e,t){return this.normalized&&(t=$s(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=qs(t,this.array)),t}setZ(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=qs(t,this.array)),t}setW(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,s){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array)),this.array[e+0]=t,this.array[e+1]=s,this}setXYZ(e,t,s,i){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array)),this.array[e+0]=t,this.array[e+1]=s,this.array[e+2]=i,this}setXYZW(e,t,s,i,r){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array),r=$s(r,this.array)),this.array[e+0]=t,this.array[e+1]=s,this.array[e+2]=i,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==Ss&&(e.usage=this.usage),e}}class hn extends an{constructor(e,t,s){super(new Int8Array(e),t,s)}}class un extends an{constructor(e,t,s){super(new Uint8Array(e),t,s)}}class ln extends an{constructor(e,t,s){super(new Uint8ClampedArray(e),t,s)}}class cn extends an{constructor(e,t,s){super(new Int16Array(e),t,s)}}class dn extends an{constructor(e,t,s){super(new Uint16Array(e),t,s)}}class pn extends an{constructor(e,t,s){super(new Int32Array(e),t,s)}}class mn extends an{constructor(e,t,s){super(new Uint32Array(e),t,s)}}class gn extends an{constructor(e,t,s){super(new Uint16Array(e),t,s),this.isFloat16BufferAttribute=!0}getX(e){let t=sn(this.array[e*this.itemSize]);return this.normalized&&(t=qs(t,this.array)),t}setX(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize]=tn(t),this}getY(e){let t=sn(this.array[e*this.itemSize+1]);return this.normalized&&(t=qs(t,this.array)),t}setY(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize+1]=tn(t),this}getZ(e){let t=sn(this.array[e*this.itemSize+2]);return this.normalized&&(t=qs(t,this.array)),t}setZ(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize+2]=tn(t),this}getW(e){let t=sn(this.array[e*this.itemSize+3]);return this.normalized&&(t=qs(t,this.array)),t}setW(e,t){return this.normalized&&(t=$s(t,this.array)),this.array[e*this.itemSize+3]=tn(t),this}setXY(e,t,s){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array)),this.array[e+0]=tn(t),this.array[e+1]=tn(s),this}setXYZ(e,t,s,i){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array)),this.array[e+0]=tn(t),this.array[e+1]=tn(s),this.array[e+2]=tn(i),this}setXYZW(e,t,s,i,r){return e*=this.itemSize,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array),r=$s(r,this.array)),this.array[e+0]=tn(t),this.array[e+1]=tn(s),this.array[e+2]=tn(i),this.array[e+3]=tn(r),this}}class fn extends an{constructor(e,t,s){super(new Float32Array(e),t,s)}}let yn=0;const xn=new sr,bn=new Rr,vn=new Ai,Tn=new Ri,_n=new Ri,wn=new Ai;class Sn extends zs{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:yn++}),this.uuid=Gs(),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(function(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}(e)?mn:dn)(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 void 0!==this.attributes[e]}addGroup(e,t,s=0){this.groups.push({start:e,count:t,materialIndex:s})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const s=this.attributes.normal;if(void 0!==s){const t=(new Zs).getNormalMatrix(e);s.applyNormalMatrix(t),s.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return xn.makeRotationFromQuaternion(e),this.applyMatrix4(xn),this}rotateX(e){return xn.makeRotationX(e),this.applyMatrix4(xn),this}rotateY(e){return xn.makeRotationY(e),this.applyMatrix4(xn),this}rotateZ(e){return xn.makeRotationZ(e),this.applyMatrix4(xn),this}translate(e,t,s){return xn.makeTranslation(e,t,s),this.applyMatrix4(xn),this}scale(e,t,s){return xn.makeScale(e,t,s),this.applyMatrix4(xn),this}lookAt(e){return bn.lookAt(e),bn.updateMatrix(),this.applyMatrix4(bn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(vn).negate(),this.translate(vn.x,vn.y,vn.z),this}setFromPoints(e){const t=this.getAttribute("position");if(void 0===t){const t=[];for(let s=0,i=e.length;s<i;s++){const i=e[s];t.push(i.x,i.y,i.z||0)}this.setAttribute("position",new fn(t,3))}else{for(let s=0,i=t.count;s<i;s++){const i=e[s];t.setXYZ(s,i.x,i.y,i.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(){null===this.boundingBox&&(this.boundingBox=new Ri);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ai(-1/0,-1/0,-1/0),new Ai(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,s=t.length;e<s;e++){const s=t[e];Tn.setFromBufferAttribute(s),this.morphTargetsRelative?(wn.addVectors(this.boundingBox.min,Tn.min),this.boundingBox.expandByPoint(wn),wn.addVectors(this.boundingBox.max,Tn.max),this.boundingBox.expandByPoint(wn)):(this.boundingBox.expandByPoint(Tn.min),this.boundingBox.expandByPoint(Tn.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(){null===this.boundingSphere&&(this.boundingSphere=new $i);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new Ai,1/0);if(e){const s=this.boundingSphere.center;if(Tn.setFromBufferAttribute(e),t)for(let e=0,s=t.length;e<s;e++){const s=t[e];_n.setFromBufferAttribute(s),this.morphTargetsRelative?(wn.addVectors(Tn.min,_n.min),Tn.expandByPoint(wn),wn.addVectors(Tn.max,_n.max),Tn.expandByPoint(wn)):(Tn.expandByPoint(_n.min),Tn.expandByPoint(_n.max))}Tn.getCenter(s);let i=0;for(let t=0,r=e.count;t<r;t++)wn.fromBufferAttribute(e,t),i=Math.max(i,s.distanceToSquared(wn));if(t)for(let r=0,n=t.length;r<n;r++){const n=t[r],o=this.morphTargetsRelative;for(let t=0,r=n.count;t<r;t++)wn.fromBufferAttribute(n,t),o&&(vn.fromBufferAttribute(e,t),wn.add(vn)),i=Math.max(i,s.distanceToSquared(wn))}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(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const s=t.position,i=t.normal,r=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new an(new Float32Array(4*s.count),4));const n=this.getAttribute("tangent"),o=[],a=[];for(let e=0;e<s.count;e++)o[e]=new Ai,a[e]=new Ai;const h=new Ai,u=new Ai,l=new Ai,c=new Ys,d=new Ys,p=new Ys,m=new Ai,g=new Ai;function f(e,t,i){h.fromBufferAttribute(s,e),u.fromBufferAttribute(s,t),l.fromBufferAttribute(s,i),c.fromBufferAttribute(r,e),d.fromBufferAttribute(r,t),p.fromBufferAttribute(r,i),u.sub(h),l.sub(h),d.sub(c),p.sub(c);const n=1/(d.x*p.y-p.x*d.y);isFinite(n)&&(m.copy(u).multiplyScalar(p.y).addScaledVector(l,-d.y).multiplyScalar(n),g.copy(l).multiplyScalar(d.x).addScaledVector(u,-p.x).multiplyScalar(n),o[e].add(m),o[t].add(m),o[i].add(m),a[e].add(g),a[t].add(g),a[i].add(g))}let y=this.groups;0===y.length&&(y=[{start:0,count:e.count}]);for(let t=0,s=y.length;t<s;++t){const s=y[t],i=s.start;for(let t=i,r=i+s.count;t<r;t+=3)f(e.getX(t+0),e.getX(t+1),e.getX(t+2))}const x=new Ai,b=new Ai,v=new Ai,T=new Ai;function _(e){v.fromBufferAttribute(i,e),T.copy(v);const t=o[e];x.copy(t),x.sub(v.multiplyScalar(v.dot(t))).normalize(),b.crossVectors(T,t);const s=b.dot(a[e])<0?-1:1;n.setXYZW(e,x.x,x.y,x.z,s)}for(let t=0,s=y.length;t<s;++t){const s=y[t],i=s.start;for(let t=i,r=i+s.count;t<r;t+=3)_(e.getX(t+0)),_(e.getX(t+1)),_(e.getX(t+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let s=this.getAttribute("normal");if(void 0===s)s=new an(new Float32Array(3*t.count),3),this.setAttribute("normal",s);else for(let e=0,t=s.count;e<t;e++)s.setXYZ(e,0,0,0);const i=new Ai,r=new Ai,n=new Ai,o=new Ai,a=new Ai,h=new Ai,u=new Ai,l=new Ai;if(e)for(let c=0,d=e.count;c<d;c+=3){const d=e.getX(c+0),p=e.getX(c+1),m=e.getX(c+2);i.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),n.fromBufferAttribute(t,m),u.subVectors(n,r),l.subVectors(i,r),u.cross(l),o.fromBufferAttribute(s,d),a.fromBufferAttribute(s,p),h.fromBufferAttribute(s,m),o.add(u),a.add(u),h.add(u),s.setXYZ(d,o.x,o.y,o.z),s.setXYZ(p,a.x,a.y,a.z),s.setXYZ(m,h.x,h.y,h.z)}else for(let e=0,o=t.count;e<o;e+=3)i.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),n.fromBufferAttribute(t,e+2),u.subVectors(n,r),l.subVectors(i,r),u.cross(l),s.setXYZ(e+0,u.x,u.y,u.z),s.setXYZ(e+1,u.x,u.y,u.z),s.setXYZ(e+2,u.x,u.y,u.z);this.normalizeNormals(),s.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,s=e.count;t<s;t++)wn.fromBufferAttribute(e,t),wn.normalize(),e.setXYZ(t,wn.x,wn.y,wn.z)}toNonIndexed(){function e(e,t){const s=e.array,i=e.itemSize,r=e.normalized,n=new s.constructor(t.length*i);let o=0,a=0;for(let r=0,h=t.length;r<h;r++){o=e.isInterleavedBufferAttribute?t[r]*e.data.stride+e.offset:t[r]*i;for(let e=0;e<i;e++)n[a++]=s[o++]}return new an(n,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Sn,s=this.index.array,i=this.attributes;for(const r in i){const n=e(i[r],s);t.setAttribute(r,n)}const r=this.morphAttributes;for(const i in r){const n=[],o=r[i];for(let t=0,i=o.length;t<i;t++){const i=e(o[t],s);n.push(i)}t.morphAttributes[i]=n}t.morphTargetsRelative=this.morphTargetsRelative;const n=this.groups;for(let e=0,s=n.length;e<s;e++){const s=n[e];t.addGroup(s.start,s.count,s.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),void 0!==this.parameters){const t=this.parameters;for(const s in t)void 0!==t[s]&&(e[s]=t[s]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const s=this.attributes;for(const t in s){const i=s[t];e.data.attributes[t]=i.toJSON(e.data)}const i={};let r=!1;for(const t in this.morphAttributes){const s=this.morphAttributes[t],n=[];for(let t=0,i=s.length;t<i;t++){const i=s[t];n.push(i.toJSON(e.data))}n.length>0&&(i[t]=n,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(e.data.groups=JSON.parse(JSON.stringify(n)));const o=this.boundingSphere;return null!==o&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.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 s=e.index;null!==s&&this.setIndex(s.clone(t));const i=e.attributes;for(const e in i){const s=i[e];this.setAttribute(e,s.clone(t))}const r=e.morphAttributes;for(const e in r){const s=[],i=r[e];for(let e=0,r=i.length;e<r;e++)s.push(i[e].clone(t));this.morphAttributes[e]=s}this.morphTargetsRelative=e.morphTargetsRelative;const n=e.groups;for(let e=0,t=n.length;e<t;e++){const t=n[e];this.addGroup(t.start,t.count,t.materialIndex)}const o=e.boundingBox;null!==o&&(this.boundingBox=o.clone());const a=e.boundingSphere;return null!==a&&(this.boundingSphere=a.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Mn=new sr,An=new tr,Nn=new $i,Cn=new Ai,Rn=new Ai,En=new Ai,Bn=new Ai,In=new Ai,Pn=new Ai,Fn=new Ai,Un=new Ai;class On extends Rr{constructor(e=new Sn,t=new Kr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;e<t;e++){const t=s[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const s=this.geometry,i=s.attributes.position,r=s.morphAttributes.position,n=s.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(r&&o){Pn.set(0,0,0);for(let s=0,i=r.length;s<i;s++){const i=o[s],a=r[s];0!==i&&(In.fromBufferAttribute(a,e),n?Pn.addScaledVector(In,i):Pn.addScaledVector(In.sub(t),i))}t.add(Pn)}return t}raycast(e,t){const s=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===s.boundingSphere&&s.computeBoundingSphere(),Nn.copy(s.boundingSphere),Nn.applyMatrix4(r),An.copy(e.ray).recast(e.near),!1===Nn.containsPoint(An.origin)){if(null===An.intersectSphere(Nn,Cn))return;if(An.origin.distanceToSquared(Cn)>(e.far-e.near)**2)return}Mn.copy(r).invert(),An.copy(e.ray).applyMatrix4(Mn),null!==s.boundingBox&&!1===An.intersectsBox(s.boundingBox)||this._computeIntersections(e,t,An)}}_computeIntersections(e,t,s){let i;const r=this.geometry,n=this.material,o=r.index,a=r.attributes.position,h=r.attributes.uv,u=r.attributes.uv1,l=r.attributes.normal,c=r.groups,d=r.drawRange;if(null!==o)if(Array.isArray(n))for(let r=0,a=c.length;r<a;r++){const a=c[r],p=n[a.materialIndex];for(let r=Math.max(a.start,d.start),n=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));r<n;r+=3){i=zn(this,p,e,s,h,u,l,o.getX(r),o.getX(r+1),o.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=a.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);r<a;r+=3){i=zn(this,n,e,s,h,u,l,o.getX(r),o.getX(r+1),o.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}else if(void 0!==a)if(Array.isArray(n))for(let r=0,o=c.length;r<o;r++){const o=c[r],p=n[o.materialIndex];for(let r=Math.max(o.start,d.start),n=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));r<n;r+=3){i=zn(this,p,e,s,h,u,l,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=o.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);r<o;r+=3){i=zn(this,n,e,s,h,u,l,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}}}function zn(e,t,s,i,r,n,o,a,h,u){e.getVertexPosition(a,Rn),e.getVertexPosition(h,En),e.getVertexPosition(u,Bn);const l=function(e,t,s,i,r,n,o,a){let h;if(h=1===t.side?i.intersectTriangle(o,n,r,!0,a):i.intersectTriangle(r,n,o,0===t.side,a),null===h)return null;Un.copy(a),Un.applyMatrix4(e.matrixWorld);const u=s.ray.origin.distanceTo(Un);return u<s.near||u>s.far?null:{distance:u,point:Un.clone(),object:e}}(e,t,s,i,Rn,En,Bn,Fn);if(l){const e=new Ai;Wr.getBarycoord(Fn,Rn,En,Bn,e),r&&(l.uv=Wr.getInterpolatedAttribute(r,a,h,u,e,new Ys)),n&&(l.uv1=Wr.getInterpolatedAttribute(n,a,h,u,e,new Ys)),o&&(l.normal=Wr.getInterpolatedAttribute(o,a,h,u,e,new Ai),l.normal.dot(i.direction)>0&&l.normal.multiplyScalar(-1));const t={a:a,b:h,c:u,normal:new Ai,materialIndex:0};Wr.getNormal(Rn,En,Bn,t.normal),l.face=t,l.barycoord=e}return l}class Ln extends Sn{constructor(e=1,t=1,s=1,i=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:s,widthSegments:i,heightSegments:r,depthSegments:n};const o=this;i=Math.floor(i),r=Math.floor(r),n=Math.floor(n);const a=[],h=[],u=[],l=[];let c=0,d=0;function p(e,t,s,i,r,n,p,m,g,f,y){const x=n/g,b=p/f,v=n/2,T=p/2,_=m/2,w=g+1,S=f+1;let M=0,A=0;const N=new Ai;for(let n=0;n<S;n++){const o=n*b-T;for(let a=0;a<w;a++){const c=a*x-v;N[e]=c*i,N[t]=o*r,N[s]=_,h.push(N.x,N.y,N.z),N[e]=0,N[t]=0,N[s]=m>0?1:-1,u.push(N.x,N.y,N.z),l.push(a/g),l.push(1-n/f),M+=1}}for(let e=0;e<f;e++)for(let t=0;t<g;t++){const s=c+t+w*e,i=c+t+w*(e+1),r=c+(t+1)+w*(e+1),n=c+(t+1)+w*e;a.push(s,i,n),a.push(i,r,n),A+=6}o.addGroup(d,A,y),d+=A,c+=M}p("z","y","x",-1,-1,s,t,e,n,r,0),p("z","y","x",1,-1,s,t,-e,n,r,1),p("x","z","y",1,1,e,s,t,i,n,2),p("x","z","y",1,-1,e,s,-t,i,n,3),p("x","y","z",1,-1,e,t,s,i,r,4),p("x","y","z",-1,-1,e,t,-s,i,r,5),this.setIndex(a),this.setAttribute("position",new fn(h,3)),this.setAttribute("normal",new fn(u,3)),this.setAttribute("uv",new fn(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ln(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Vn(e){const t={};for(const s in e){t[s]={};for(const i in e[s]){const r=e[s][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[s][i]=null):t[s][i]=r.clone():Array.isArray(r)?t[s][i]=r.slice():t[s][i]=r}}return t}class Dn extends Jr{static get type(){return"ShaderMaterial"}constructor(e){super(),this.isShaderMaterial=!0,this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="\nvoid main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}\n",this.fragmentShader="\nvoid main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}\n",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,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Vn(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let s=0;s<e.length;s++)t.push(e[s].clone());return t}(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 s in this.uniforms){const i=this.uniforms[s].value;i&&i.isTexture?t.uniforms[s]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[s]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[s]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[s]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[s]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[s]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[s]={type:"m4",value:i.toArray()}:t.uniforms[s]={value:i}}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 s={};for(const e in this.extensions)!0===this.extensions[e]&&(s[e]=!0);return Object.keys(s).length>0&&(t.extensions=s),t}}class kn extends Rr{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new sr,this.projectionMatrix=new sr,this.projectionMatrixInverse=new sr,this.coordinateSystem=Us}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 Gn=new Ai,Wn=new Ys,jn=new Ys;class Hn extends kn{constructor(e=50,t=1,s=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=s,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=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*ks*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*Ds*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*ks*Math.atan(Math.tan(.5*Ds*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,s){Gn.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Gn.x,Gn.y).multiplyScalar(-e/Gn.z),Gn.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),s.set(Gn.x,Gn.y).multiplyScalar(-e/Gn.z)}getViewSize(e,t){return this.getViewBounds(e,Wn,jn),t.subVectors(jn,Wn)}setViewOffset(e,t,s,i,r,n){this.aspect=e/t,null===this.view&&(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=s,this.view.offsetY=i,this.view.width=r,this.view.height=n,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*Ds*this.fov)/this.zoom,s=2*t,i=this.aspect*s,r=-.5*i;const n=this.view;if(null!==this.view&&this.view.enabled){const e=n.fullWidth,o=n.fullHeight;r+=n.offsetX*i/e,t-=n.offsetY*s/o,i*=n.width/e,s*=n.height/o}const o=this.filmOffset;0!==o&&(r+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-s,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,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const qn=-90;class $n extends Rr{constructor(e,t,s){super(),this.type="CubeCamera",this.renderTarget=s,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Hn(qn,1,e,t);i.layers=this.layers,this.add(i);const r=new Hn(qn,1,e,t);r.layers=this.layers,this.add(r);const n=new Hn(qn,1,e,t);n.layers=this.layers,this.add(n);const o=new Hn(qn,1,e,t);o.layers=this.layers,this.add(o);const a=new Hn(qn,1,e,t);a.layers=this.layers,this.add(a);const h=new Hn(qn,1,e,t);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[s,i,r,n,o,a]=t;for(const e of t)this.remove(e);if(e===Us)s.up.set(0,1,0),s.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),a.up.set(0,1,0),a.lookAt(0,0,-1);else{if(e!==Os)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);s.up.set(0,-1,0),s.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),a.up.set(0,-1,0),a.lookAt(0,0,-1)}for(const e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const{renderTarget:s,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[r,n,o,a,h,u]=this.children,l=e.getRenderTarget(),c=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const m=s.texture.generateMipmaps;s.texture.generateMipmaps=!1,e.setRenderTarget(s,0,i),e.render(t,r),e.setRenderTarget(s,1,i),e.render(t,n),e.setRenderTarget(s,2,i),e.render(t,o),e.setRenderTarget(s,3,i),e.render(t,a),e.setRenderTarget(s,4,i),e.render(t,h),s.texture.generateMipmaps=m,e.setRenderTarget(s,5,i),e.render(t,u),e.setRenderTarget(l,c,d),e.xr.enabled=p,s.texture.needsPMREMUpdate=!0}}class Xn extends yi{constructor(e,t,s,i,r,n,o,a,h,u){super(e=void 0!==e?e:[],t=void 0!==t?t:he,s,i,r,n,o,a,h,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Yn extends vi{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const s={width:e,height:e,depth:1},i=[s,s,s,s,s,s];this.texture=new Xn(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=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:Te}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 s={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Ln(5,5,5),r=new Dn({name:"CubemapFromEquirect",uniforms:Vn(s.uniforms),vertexShader:s.vertexShader,fragmentShader:s.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=t;const n=new On(i,r),o=t.minFilter;t.minFilter===Se&&(t.minFilter=Te);return new $n(1,10,this).update(e,n),t.minFilter=o,n.geometry.dispose(),n.material.dispose(),this}clear(e,t,s,i){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,s,i);e.setRenderTarget(r)}}class Zn{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new Xr(e),this.density=t}clone(){return new Zn(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Jn{constructor(e,t=1,s=1e3){this.isFog=!0,this.name="",this.color=new Xr(e),this.near=t,this.far=s}clone(){return new Jn(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Kn extends Rr{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 dr,this.environmentIntensity=1,this.environmentRotation=new dr,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(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),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class Qn{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=Ss,this.updateRanges=[],this.version=0,this.uuid=Gs()}onUploadCallback(){}set needsUpdate(e){!0===e&&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,s){e*=this.stride,s*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[s+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Gs()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),s=new this.constructor(t,this.stride);return s.setUsage(this.usage),s}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Gs()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(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 eo=new Ai;class to{constructor(e,t,s,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=s,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,s=this.data.count;t<s;t++)eo.fromBufferAttribute(this,t),eo.applyMatrix4(e),this.setXYZ(t,eo.x,eo.y,eo.z);return this}applyNormalMatrix(e){for(let t=0,s=this.count;t<s;t++)eo.fromBufferAttribute(this,t),eo.applyNormalMatrix(e),this.setXYZ(t,eo.x,eo.y,eo.z);return this}transformDirection(e){for(let t=0,s=this.count;t<s;t++)eo.fromBufferAttribute(this,t),eo.transformDirection(e),this.setXYZ(t,eo.x,eo.y,eo.z);return this}getComponent(e,t){let s=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(s=qs(s,this.array)),s}setComponent(e,t,s){return this.normalized&&(s=$s(s,this.array)),this.data.array[e*this.data.stride+this.offset+t]=s,this}setX(e,t){return this.normalized&&(t=$s(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=$s(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=$s(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=$s(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=qs(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=qs(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=qs(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=qs(t,this.array)),t}setXY(e,t,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=s,this}setXYZ(e,t,s,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=s,this.data.array[e+2]=i,this}setXYZW(e,t,s,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=$s(t,this.array),s=$s(s,this.array),i=$s(i,this.array),r=$s(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=s,this.data.array[e+2]=i,this.data.array[e+3]=r,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const s=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[s+t])}return new an(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new to(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const s=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[s+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(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 so extends Jr{static get type(){return"SpriteMaterial"}constructor(e){super(),this.isSpriteMaterial=!0,this.color=new Xr(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 io;const ro=new Ai,no=new Ai,oo=new Ai,ao=new Ys,ho=new Ys,uo=new sr,lo=new Ai,co=new Ai,po=new Ai,mo=new Ys,go=new Ys,fo=new Ys;class yo extends Rr{constructor(e=new so){if(super(),this.isSprite=!0,this.type="Sprite",void 0===io){io=new Sn;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new Qn(e,5);io.setIndex([0,1,2,0,2,3]),io.setAttribute("position",new to(t,3,0,!1)),io.setAttribute("uv",new to(t,2,3,!1))}this.geometry=io,this.material=e,this.center=new Ys(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),no.setFromMatrixScale(this.matrixWorld),uo.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),oo.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&no.multiplyScalar(-oo.z);const s=this.material.rotation;let i,r;0!==s&&(r=Math.cos(s),i=Math.sin(s));const n=this.center;xo(lo.set(-.5,-.5,0),oo,n,no,i,r),xo(co.set(.5,-.5,0),oo,n,no,i,r),xo(po.set(.5,.5,0),oo,n,no,i,r),mo.set(0,0),go.set(1,0),fo.set(1,1);let o=e.ray.intersectTriangle(lo,co,po,!1,ro);if(null===o&&(xo(co.set(-.5,.5,0),oo,n,no,i,r),go.set(0,1),o=e.ray.intersectTriangle(lo,po,co,!1,ro),null===o))return;const a=e.ray.origin.distanceTo(ro);a<e.near||a>e.far||t.push({distance:a,point:ro.clone(),uv:Wr.getInterpolation(ro,lo,co,po,mo,go,fo,new Ys),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function xo(e,t,s,i,r,n){ao.subVectors(e,s).addScalar(.5).multiply(i),void 0!==r?(ho.x=n*ao.x-r*ao.y,ho.y=r*ao.x+n*ao.y):ho.copy(ao),e.copy(t),e.x+=ho.x,e.y+=ho.y,e.applyMatrix4(uo)}const bo=new Ai,vo=new Ai;class To extends Rr{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let e=0,s=t.length;e<s;e++){const s=t[e];this.addLevel(s.object.clone(),s.distance,s.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,s=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:s,object:e}),this.add(e),this}removeLevel(e){const t=this.levels;for(let s=0;s<t.length;s++)if(t[s].distance===e){const e=t.splice(s,1);return this.remove(e[0].object),!0}return!1}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let s,i;for(s=1,i=t.length;s<i;s++){let i=t[s].distance;if(t[s].object.visible&&(i-=i*t[s].hysteresis),e<i)break}return t[s-1].object}return null}raycast(e,t){if(this.levels.length>0){bo.setFromMatrixPosition(this.matrixWorld);const s=e.ray.origin.distanceTo(bo);this.getObjectForDistance(s).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){bo.setFromMatrixPosition(e.matrixWorld),vo.setFromMatrixPosition(this.matrixWorld);const s=bo.distanceTo(vo)/e.zoom;let i,r;for(t[0].object.visible=!0,i=1,r=t.length;i<r;i++){let e=t[i].distance;if(t[i].object.visible&&(e-=e*t[i].hysteresis),!(s>=e))break;t[i-1].object.visible=!1,t[i].object.visible=!0}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const s=this.levels;for(let e=0,i=s.length;e<i;e++){const i=s[e];t.object.levels.push({object:i.object.uuid,distance:i.distance,hysteresis:i.hysteresis})}return t}}const _o=new Ai,wo=new xi,So=new xi,Mo=new Ai,Ao=new sr,No=new Ai,Co=new $i,Ro=new sr,Eo=new tr;class Bo extends On{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ne,this.bindMatrix=new sr,this.bindMatrixInverse=new sr,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;null===this.boundingBox&&(this.boundingBox=new Ri),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,No),this.boundingBox.expandByPoint(No)}computeBoundingSphere(){const e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new $i),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,No),this.boundingSphere.expandByPoint(No)}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,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const s=this.material,i=this.matrixWorld;void 0!==s&&(null===this.boundingSphere&&this.computeBoundingSphere(),Co.copy(this.boundingSphere),Co.applyMatrix4(i),!1!==e.ray.intersectsSphere(Co)&&(Ro.copy(i).invert(),Eo.copy(e.ray).applyMatrix4(Ro),null!==this.boundingBox&&!1===Eo.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Eo)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(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 xi,t=this.geometry.attributes.skinWeight;for(let s=0,i=t.count;s<i;s++){e.fromBufferAttribute(t,s);const i=1/e.manhattanLength();i!==1/0?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(s,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ne?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===oe?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const s=this.skeleton,i=this.geometry;wo.fromBufferAttribute(i.attributes.skinIndex,e),So.fromBufferAttribute(i.attributes.skinWeight,e),_o.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){const i=So.getComponent(e);if(0!==i){const r=wo.getComponent(e);Ao.multiplyMatrices(s.bones[r].matrixWorld,s.boneInverses[r]),t.addScaledVector(Mo.copy(_o).applyMatrix4(Ao),i)}}return t.applyMatrix4(this.bindMatrixInverse)}}class Io extends Rr{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Po extends yi{constructor(e=null,t=1,s=1,i,r,n,o,a,h=1003,u=1003,l,c){super(null,n,o,a,h,u,i,r,l,c),this.isDataTexture=!0,this.image={data:e,width:t,height:s},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Fo=new sr,Uo=new sr;class Oo{constructor(e=[],t=[]){this.uuid=Gs(),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(16*e.length),0===t.length)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 e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new sr)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new sr;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,s=this.boneMatrices,i=this.boneTexture;for(let i=0,r=e.length;i<r;i++){const r=e[i]?e[i].matrixWorld:Uo;Fo.multiplyMatrices(r,t[i]),Fo.toArray(s,16*i)}null!==i&&(i.needsUpdate=!0)}clone(){return new Oo(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const s=new Po(t,e,e,De,Ie);return s.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=s,this}getBoneByName(e){for(let t=0,s=this.bones.length;t<s;t++){const s=this.bones[t];if(s.name===e)return s}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let s=0,i=e.bones.length;s<i;s++){const i=e.bones[s];let r=t[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new Io),this.bones.push(r),this.boneInverses.push((new sr).fromArray(e.boneInverses[s]))}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,s=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const r=t[i];e.bones.push(r.uuid);const n=s[i];e.boneInverses.push(n.toArray())}return e}}class zo extends an{constructor(e,t,s,i=1){super(e,t,s),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 Lo=new sr,Vo=new sr,Do=[],ko=new Ri,Go=new sr,Wo=new On,jo=new $i;class Ho extends On{constructor(e,t,s){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new zo(new Float32Array(16*s),16),this.instanceColor=null,this.morphTexture=null,this.count=s,this.boundingBox=null,this.boundingSphere=null;for(let e=0;e<s;e++)this.setMatrixAt(e,Go)}computeBoundingBox(){const e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new Ri),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let s=0;s<t;s++)this.getMatrixAt(s,Lo),ko.copy(e.boundingBox).applyMatrix4(Lo),this.boundingBox.union(ko)}computeBoundingSphere(){const e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new $i),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let s=0;s<t;s++)this.getMatrixAt(s,Lo),jo.copy(e.boundingSphere).applyMatrix4(Lo),this.boundingSphere.union(jo)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.morphTexture&&(this.morphTexture=e.morphTexture.clone()),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}getMorphAt(e,t){const s=t.morphTargetInfluences,i=this.morphTexture.source.data.data,r=e*(s.length+1)+1;for(let e=0;e<s.length;e++)s[e]=i[r+e]}raycast(e,t){const s=this.matrixWorld,i=this.count;if(Wo.geometry=this.geometry,Wo.material=this.material,void 0!==Wo.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),jo.copy(this.boundingSphere),jo.applyMatrix4(s),!1!==e.ray.intersectsSphere(jo)))for(let r=0;r<i;r++){this.getMatrixAt(r,Lo),Vo.multiplyMatrices(s,Lo),Wo.matrixWorld=Vo,Wo.raycast(e,Do);for(let e=0,s=Do.length;e<s;e++){const s=Do[e];s.instanceId=r,s.object=this,t.push(s)}Do.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new zo(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}setMorphAt(e,t){const s=t.morphTargetInfluences,i=s.length+1;null===this.morphTexture&&(this.morphTexture=new Po(new Float32Array(i*this.count),i,this.count,He,Ie));const r=this.morphTexture.source.data.data;let n=0;for(let e=0;e<s.length;e++)n+=s[e];const o=this.geometry.morphTargetsRelative?1:1-n,a=i*e;r[a]=o,r.set(s,a+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null),this}}const qo=new Ai,$o=new Ai,Xo=new Zs;class Yo{constructor(e=new Ai(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,s,i){return this.normal.set(e,t,s),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,s){const i=qo.subVectors(s,t).cross($o.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 s=e.delta(qo),i=this.normal.dot(s);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(e.start).addScaledVector(s,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),s=this.distanceToPoint(e.end);return t<0&&s>0||s<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 s=t||Xo.getNormalMatrix(e),i=this.coplanarPoint(qo).applyMatrix4(e),r=this.normal.applyMatrix3(s).normalize();return this.constant=-i.dot(r),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 Zo=new $i,Jo=new Ai;class Ko{constructor(e=new Yo,t=new Yo,s=new Yo,i=new Yo,r=new Yo,n=new Yo){this.planes=[e,t,s,i,r,n]}set(e,t,s,i,r,n){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(s),o[3].copy(i),o[4].copy(r),o[5].copy(n),this}copy(e){const t=this.planes;for(let s=0;s<6;s++)t[s].copy(e.planes[s]);return this}setFromProjectionMatrix(e,t=2e3){const s=this.planes,i=e.elements,r=i[0],n=i[1],o=i[2],a=i[3],h=i[4],u=i[5],l=i[6],c=i[7],d=i[8],p=i[9],m=i[10],g=i[11],f=i[12],y=i[13],x=i[14],b=i[15];if(s[0].setComponents(a-r,c-h,g-d,b-f).normalize(),s[1].setComponents(a+r,c+h,g+d,b+f).normalize(),s[2].setComponents(a+n,c+u,g+p,b+y).normalize(),s[3].setComponents(a-n,c-u,g-p,b-y).normalize(),s[4].setComponents(a-o,c-l,g-m,b-x).normalize(),t===Us)s[5].setComponents(a+o,c+l,g+m,b+x).normalize();else{if(t!==Os)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);s[5].setComponents(o,l,m,x).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),Zo.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),Zo.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Zo)}intersectsSprite(e){return Zo.center.set(0,0,0),Zo.radius=.7071067811865476,Zo.applyMatrix4(e.matrixWorld),this.intersectsSphere(Zo)}intersectsSphere(e){const t=this.planes,s=e.center,i=-e.radius;for(let e=0;e<6;e++){if(t[e].distanceToPoint(s)<i)return!1}return!0}intersectsBox(e){const t=this.planes;for(let s=0;s<6;s++){const i=t[s];if(Jo.x=i.normal.x>0?e.max.x:e.min.x,Jo.y=i.normal.y>0?e.max.y:e.min.y,Jo.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Jo)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let s=0;s<6;s++)if(t[s].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Qo(e,t){return e-t}function ea(e,t){return e.z-t.z}function ta(e,t){return t.z-e.z}class sa{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,s,i){const r=this.pool,n=this.list;this.index>=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const o=r[this.index];n.push(o),this.index++,o.start=e,o.count=t,o.z=s,o.index=i}reset(){this.list.length=0,this.index=0}}const ia=new sr,ra=new Xr(1,1,1),na=new Ko,oa=new Ri,aa=new $i,ha=new Ai,ua=new Ai,la=new Ai,ca=new sa,da=new On,pa=[];function ma(e,t,s=0){const i=t.itemSize;if(e.isInterleavedBufferAttribute||e.array.constructor!==t.array.constructor){const r=e.count;for(let n=0;n<r;n++)for(let r=0;r<i;r++)t.setComponent(n+s,r,e.getComponent(n,r))}else t.array.set(e.array,s*i);t.needsUpdate=!0}function ga(e,t){if(e.constructor!==t.constructor){const s=Math.min(e.length,t.length);for(let i=0;i<s;i++)t[i]=e[i]}else{const s=Math.min(e.length,t.length);t.set(new e.constructor(e.buffer,0,s))}}class fa extends On{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}constructor(e,t,s=2*t,i){super(new Sn,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=s,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()}_initMatricesTexture(){let e=Math.sqrt(4*this._maxInstanceCount);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4),s=new Po(t,e,e,De,Ie);this._matricesTexture=s}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Uint32Array(e*e),s=new Po(t,e,e,qe,Be);this._indirectTexture=s}_initColorsTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),s=new Po(t,e,e,De,Ie);s.colorSpace=ii.workingColorSpace,this._colorsTexture=s}_initializeGeometry(e){const t=this.geometry,s=this._maxVertexCount,i=this._maxIndexCount;if(!1===this._geometryInitialized){for(const i in e.attributes){const r=e.getAttribute(i),{array:n,itemSize:o,normalized:a}=r,h=new n.constructor(s*o),u=new an(h,o,a);t.setAttribute(i,u)}if(null!==e.getIndex()){const e=s>65535?new Uint32Array(i):new Uint16Array(i);t.setIndex(new an(e,1))}this._geometryInitialized=!0}}_validateGeometry(e){const t=this.geometry;if(Boolean(e.getIndex())!==Boolean(t.getIndex()))throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const s in t.attributes){if(!e.hasAttribute(s))throw new Error(`BatchedMesh: Added geometry missing "${s}". All geometries must have consistent attributes.`);const i=e.getAttribute(s),r=t.getAttribute(s);if(i.itemSize!==r.itemSize||i.normalized!==r.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ri);const e=this.boundingBox,t=this._instanceInfo;e.makeEmpty();for(let s=0,i=t.length;s<i;s++){if(!1===t[s].active)continue;const i=t[s].geometryIndex;this.getMatrixAt(s,ia),this.getBoundingBoxAt(i,oa).applyMatrix4(ia),e.union(oa)}}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new $i);const e=this.boundingSphere,t=this._instanceInfo;e.makeEmpty();for(let s=0,i=t.length;s<i;s++){if(!1===t[s].active)continue;const i=t[s].geometryIndex;this.getMatrixAt(s,ia),this.getBoundingSphereAt(i,aa).applyMatrix4(ia),e.union(aa)}}addInstance(e){if(this._instanceInfo.length>=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("BatchedMesh: Maximum item count reached.");const t={visible:!0,active:!0,geometryIndex:e};let s=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(Qo),s=this._availableInstanceIds.shift(),this._instanceInfo[s]=t):(s=this._instanceInfo.length,this._instanceInfo.push(t));const i=this._matricesTexture;ia.identity().toArray(i.image.data,16*s),i.needsUpdate=!0;const r=this._colorsTexture;return r&&(ra.toArray(r.image.data,4*s),r.needsUpdate=!0),this._visibilityChanged=!0,s}addGeometry(e,t=-1,s=-1){this._initializeGeometry(e),this._validateGeometry(e);const i={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;i.vertexStart=this._nextVertexStart,i.reservedVertexCount=-1===t?e.getAttribute("position").count:t;const n=e.getIndex();if(null!==n&&(i.indexStart=this._nextIndexStart,i.reservedIndexCount=-1===s?n.count:s),-1!==i.indexStart&&i.indexStart+i.reservedIndexCount>this._maxIndexCount||i.vertexStart+i.reservedVertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");let o;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(Qo),o=this._availableGeometryIds.shift(),r[o]=i):(o=this._geometryCount,this._geometryCount++,r.push(i)),this.setGeometryAt(o,e),this._nextIndexStart=i.indexStart+i.reservedIndexCount,this._nextVertexStart=i.vertexStart+i.reservedVertexCount,o}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const s=this.geometry,i=null!==s.getIndex(),r=s.getIndex(),n=t.getIndex(),o=this._geometryInfo[e];if(i&&n.count>o.reservedIndexCount||t.attributes.position.count>o.reservedVertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const a=o.vertexStart,h=o.reservedVertexCount;o.vertexCount=t.getAttribute("position").count;for(const e in s.attributes){const i=t.getAttribute(e),r=s.getAttribute(e);ma(i,r,a);const n=i.itemSize;for(let e=i.count,t=h;e<t;e++){const t=a+e;for(let e=0;e<n;e++)r.setComponent(t,e,0)}r.needsUpdate=!0,r.addUpdateRange(a*n,h*n)}if(i){const e=o.indexStart,s=o.reservedIndexCount;o.indexCount=t.getIndex().count;for(let t=0;t<n.count;t++)r.setX(e+t,a+n.getX(t));for(let t=n.count,i=s;t<i;t++)r.setX(e+t,a);r.needsUpdate=!0,r.addUpdateRange(e,o.reservedIndexCount)}return o.start=i?o.indexStart:o.vertexStart,o.count=i?o.indexCount:o.vertexCount,o.boundingBox=null,null!==t.boundingBox&&(o.boundingBox=t.boundingBox.clone()),o.boundingSphere=null,null!==t.boundingSphere&&(o.boundingSphere=t.boundingSphere.clone()),this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._geometryInfo;if(e>=t.length||!1===t[e].active)return this;const s=this._instanceInfo;for(let t=0,i=s.length;t<i;t++)s[t].geometryIndex===e&&this.deleteInstance(t);return t[e].active=!1,this._availableGeometryIds.push(e),this._visibilityChanged=!0,this}deleteInstance(e){const t=this._instanceInfo;return e>=t.length||!1===t[e].active||(t[e].active=!1,this._availableInstanceIds.push(e),this._visibilityChanged=!0),this}optimize(){let e=0,t=0;const s=this._geometryInfo,i=s.map(((e,t)=>t)).sort(((e,t)=>s[e].vertexStart-s[t].vertexStart)),r=this.geometry;for(let n=0,o=s.length;n<o;n++){const o=i[n],a=s[o];if(!1!==a.active){if(null!==r.index){if(a.indexStart!==t){const{indexStart:s,vertexStart:i,reservedIndexCount:n}=a,o=r.index,h=o.array,u=e-i;for(let e=s;e<s+n;e++)h[e]=h[e]+u;o.array.copyWithin(t,s,s+n),o.addUpdateRange(t,n),a.indexStart=t}t+=a.reservedIndexCount}if(a.vertexStart!==e){const{vertexStart:t,reservedVertexCount:s}=a,i=r.attributes;for(const r in i){const n=i[r],{array:o,itemSize:a}=n;o.copyWithin(e*a,t*a,(t+s)*a),n.addUpdateRange(e*a,s*a)}a.vertexStart=e}e+=a.reservedVertexCount,a.start=r.index?a.indexStart:a.vertexStart,this._nextIndexStart=r.index?a.indexStart+a.reservedIndexCount:0,this._nextVertexStart=a.vertexStart+a.reservedVertexCount}}return this}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;const s=this.geometry,i=this._geometryInfo[e];if(null===i.boundingBox){const e=new Ri,t=s.index,r=s.attributes.position;for(let s=i.start,n=i.start+i.count;s<n;s++){let i=s;t&&(i=t.getX(i)),e.expandByPoint(ha.fromBufferAttribute(r,i))}i.boundingBox=e}return t.copy(i.boundingBox),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;const s=this.geometry,i=this._geometryInfo[e];if(null===i.boundingSphere){const t=new $i;this.getBoundingBoxAt(e,oa),oa.getCenter(t.center);const r=s.index,n=s.attributes.position;let o=0;for(let e=i.start,s=i.start+i.count;e<s;e++){let s=e;r&&(s=r.getX(s)),ha.fromBufferAttribute(n,s),o=Math.max(o,t.center.distanceToSquared(ha))}t.radius=Math.sqrt(o),i.boundingSphere=t}return t.copy(i.boundingSphere),t}setMatrixAt(e,t){const s=this._instanceInfo,i=this._matricesTexture,r=this._matricesTexture.image.data;return e>=s.length||!1===s[e].active||(t.toArray(r,16*e),i.needsUpdate=!0),this}getMatrixAt(e,t){const s=this._instanceInfo,i=this._matricesTexture.image.data;return e>=s.length||!1===s[e].active?null:t.fromArray(i,16*e)}setColorAt(e,t){null===this._colorsTexture&&this._initColorsTexture();const s=this._colorsTexture,i=this._colorsTexture.image.data,r=this._instanceInfo;return e>=r.length||!1===r[e].active||(t.toArray(i,4*e),s.needsUpdate=!0),this}getColorAt(e,t){const s=this._colorsTexture.image.data,i=this._instanceInfo;return e>=i.length||!1===i[e].active?null:t.fromArray(s,4*e)}setVisibleAt(e,t){const s=this._instanceInfo;return e>=s.length||!1===s[e].active||s[e].visible===t||(s[e].visible=t,this._visibilityChanged=!0),this}getVisibleAt(e){const t=this._instanceInfo;return!(e>=t.length||!1===t[e].active)&&t[e].visible}setGeometryIdAt(e,t){const s=this._instanceInfo,i=this._geometryInfo;return e>=s.length||!1===s[e].active||t>=i.length||!1===i[t].active?null:(s[e].geometryIndex=t,this)}getGeometryIdAt(e){const t=this._instanceInfo;return e>=t.length||!1===t[e].active?-1:t[e].geometryIndex}getGeometryRangeAt(e,t={}){if(e<0||e>=this._geometryCount)return null;const s=this._geometryInfo[e];return t.vertexStart=s.vertexStart,t.vertexCount=s.vertexCount,t.reservedVertexCount=s.reservedVertexCount,t.indexStart=s.indexStart,t.indexCount=s.indexCount,t.reservedIndexCount=s.reservedIndexCount,t.start=s.start,t.count=s.count,t}setInstanceCount(e){const t=this._availableInstanceIds,s=this._instanceInfo;for(t.sort(Qo);t[t.length-1]===s.length;)s.pop(),t.pop();if(e<s.length)throw new Error(`BatchedMesh: Instance ids outside the range ${e} are being used. Cannot shrink instance count.`);const i=new Int32Array(e),r=new Int32Array(e);ga(this._multiDrawCounts,i),ga(this._multiDrawStarts,r),this._multiDrawCounts=i,this._multiDrawStarts=r,this._maxInstanceCount=e;const n=this._indirectTexture,o=this._matricesTexture,a=this._colorsTexture;n.dispose(),this._initIndirectTexture(),ga(n.image.data,this._indirectTexture.image.data),o.dispose(),this._initMatricesTexture(),ga(o.image.data,this._matricesTexture.image.data),a&&(a.dispose(),this._initColorsTexture(),ga(a.image.data,this._colorsTexture.image.data))}setGeometrySize(e,t){const s=[...this._geometryInfo].filter((e=>e.active)),i=Math.max(...s.map((e=>e.vertexStart+e.reservedVertexCount)));if(i>e)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${t}. Cannot shrink further.`);if(this.geometry.index){const e=Math.max(...s.map((e=>e.indexStart+e.reservedIndexCount)));if(e>t)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${t}. Cannot shrink further.`)}const r=this.geometry;r.dispose(),this._maxVertexCount=e,this._maxIndexCount=t,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Sn,this._initializeGeometry(r));const n=this.geometry;r.index&&ga(r.index.array,n.index.array);for(const e in r.attributes)ga(r.attributes[e].array,n.attributes[e].array)}raycast(e,t){const s=this._instanceInfo,i=this._geometryInfo,r=this.matrixWorld,n=this.geometry;da.material=this.material,da.geometry.index=n.index,da.geometry.attributes=n.attributes,null===da.geometry.boundingBox&&(da.geometry.boundingBox=new Ri),null===da.geometry.boundingSphere&&(da.geometry.boundingSphere=new $i);for(let n=0,o=s.length;n<o;n++){if(!s[n].visible||!s[n].active)continue;const o=s[n].geometryIndex,a=i[o];da.geometry.setDrawRange(a.start,a.count),this.getMatrixAt(n,da.matrixWorld).premultiply(r),this.getBoundingBoxAt(o,da.geometry.boundingBox),this.getBoundingSphereAt(o,da.geometry.boundingSphere),da.raycast(e,pa);for(let e=0,s=pa.length;e<s;e++){const s=pa[e];s.object=this,s.batchId=n,t.push(s)}pa.length=0}da.material=null,da.geometry.index=null,da.geometry.attributes={},da.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=null!==e.boundingBox?e.boundingBox.clone():null,this.boundingSphere=null!==e.boundingSphere?e.boundingSphere.clone():null,this._geometryInfo=e._geometryInfo.map((e=>({...e,boundingBox:null!==e.boundingBox?e.boundingBox.clone():null,boundingSphere:null!==e.boundingSphere?e.boundingSphere.clone():null}))),this._instanceInfo=e._instanceInfo.map((e=>({...e}))),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(),null!==this._colorsTexture&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null),this}onBeforeRender(e,t,s,i,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=i.getIndex(),o=null===n?1:n.array.BYTES_PER_ELEMENT,a=this._instanceInfo,h=this._multiDrawStarts,u=this._multiDrawCounts,l=this._geometryInfo,c=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data;c&&(ia.multiplyMatrices(s.projectionMatrix,s.matrixWorldInverse).multiply(this.matrixWorld),na.setFromProjectionMatrix(ia,e.coordinateSystem));let m=0;if(this.sortObjects){ia.copy(this.matrixWorld).invert(),ha.setFromMatrixPosition(s.matrixWorld).applyMatrix4(ia),ua.set(0,0,-1).transformDirection(s.matrixWorld).transformDirection(ia);for(let e=0,t=a.length;e<t;e++)if(a[e].visible&&a[e].active){const t=a[e].geometryIndex;this.getMatrixAt(e,ia),this.getBoundingSphereAt(t,aa).applyMatrix4(ia);let s=!1;if(c&&(s=!na.intersectsSphere(aa)),!s){const s=l[t],i=la.subVectors(aa.center,ha).dot(ua);ca.push(s.start,s.count,i,e)}}const e=ca.list,t=this.customSort;null===t?e.sort(r.transparent?ta:ea):t.call(this,e,s);for(let t=0,s=e.length;t<s;t++){const s=e[t];h[m]=s.start*o,u[m]=s.count,p[m]=s.index,m++}ca.reset()}else for(let e=0,t=a.length;e<t;e++)if(a[e].visible&&a[e].active){const t=a[e].geometryIndex;let s=!1;if(c&&(this.getMatrixAt(e,ia),this.getBoundingSphereAt(t,aa).applyMatrix4(ia),s=!na.intersectsSphere(aa)),!s){const s=l[t];h[m]=s.start*o,u[m]=s.count,p[m]=e,m++}}d.needsUpdate=!0,this._multiDrawCount=m,this._visibilityChanged=!1}onBeforeShadow(e,t,s,i,r,n){this.onBeforeRender(e,null,i,r,n)}}class ya extends Jr{static get type(){return"LineBasicMaterial"}constructor(e){super(),this.isLineBasicMaterial=!0,this.color=new Xr(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 xa=new Ai,ba=new Ai,va=new sr,Ta=new tr,_a=new $i,wa=new Ai,Sa=new Ai;class Ma extends Rr{constructor(e=new Sn,t=new ya){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,s=[0];for(let e=1,i=t.count;e<i;e++)xa.fromBufferAttribute(t,e-1),ba.fromBufferAttribute(t,e),s[e]=s[e-1],s[e]+=xa.distanceTo(ba);e.setAttribute("lineDistance",new fn(s,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const s=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,n=s.drawRange;if(null===s.boundingSphere&&s.computeBoundingSphere(),_a.copy(s.boundingSphere),_a.applyMatrix4(i),_a.radius+=r,!1===e.ray.intersectsSphere(_a))return;va.copy(i).invert(),Ta.copy(e.ray).applyMatrix4(va);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),a=o*o,h=this.isLineSegments?2:1,u=s.index,l=s.attributes.position;if(null!==u){const s=Math.max(0,n.start),i=Math.min(u.count,n.start+n.count);for(let r=s,n=i-1;r<n;r+=h){const s=u.getX(r),i=u.getX(r+1),n=Aa(this,e,Ta,a,s,i);n&&t.push(n)}if(this.isLineLoop){const r=u.getX(i-1),n=u.getX(s),o=Aa(this,e,Ta,a,r,n);o&&t.push(o)}}else{const s=Math.max(0,n.start),i=Math.min(l.count,n.start+n.count);for(let r=s,n=i-1;r<n;r+=h){const s=Aa(this,e,Ta,a,r,r+1);s&&t.push(s)}if(this.isLineLoop){const r=Aa(this,e,Ta,a,i-1,s);r&&t.push(r)}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;e<t;e++){const t=s[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function Aa(e,t,s,i,r,n){const o=e.geometry.attributes.position;xa.fromBufferAttribute(o,r),ba.fromBufferAttribute(o,n);if(s.distanceSqToSegment(xa,ba,wa,Sa)>i)return;wa.applyMatrix4(e.matrixWorld);const a=t.ray.origin.distanceTo(wa);return a<t.near||a>t.far?void 0:{distance:a,point:Sa.clone().applyMatrix4(e.matrixWorld),index:r,face:null,faceIndex:null,barycoord:null,object:e}}const Na=new Ai,Ca=new Ai;class Ra extends Ma{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,s=[];for(let e=0,i=t.count;e<i;e+=2)Na.fromBufferAttribute(t,e),Ca.fromBufferAttribute(t,e+1),s[e]=0===e?0:s[e-1],s[e+1]=s[e]+Na.distanceTo(Ca);e.setAttribute("lineDistance",new fn(s,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Ea extends Ma{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Ba extends Jr{static get type(){return"PointsMaterial"}constructor(e){super(),this.isPointsMaterial=!0,this.color=new Xr(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 Ia=new sr,Pa=new tr,Fa=new $i,Ua=new Ai;class Oa extends Rr{constructor(e=new Sn,t=new Ba){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const s=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,n=s.drawRange;if(null===s.boundingSphere&&s.computeBoundingSphere(),Fa.copy(s.boundingSphere),Fa.applyMatrix4(i),Fa.radius+=r,!1===e.ray.intersectsSphere(Fa))return;Ia.copy(i).invert(),Pa.copy(e.ray).applyMatrix4(Ia);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),a=o*o,h=s.index,u=s.attributes.position;if(null!==h){for(let s=Math.max(0,n.start),r=Math.min(h.count,n.start+n.count);s<r;s++){const r=h.getX(s);Ua.fromBufferAttribute(u,r),za(Ua,r,a,i,e,t,this)}}else{for(let s=Math.max(0,n.start),r=Math.min(u.count,n.start+n.count);s<r;s++)Ua.fromBufferAttribute(u,s),za(Ua,s,a,i,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;e<t;e++){const t=s[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function za(e,t,s,i,r,n,o){const a=Pa.distanceSqToPoint(e);if(a<s){const s=new Ai;Pa.closestPointToPoint(e,s),s.applyMatrix4(i);const h=r.ray.origin.distanceTo(s);if(h<r.near||h>r.far)return;n.push({distance:h,distanceToRay:Math.sqrt(a),point:s,index:t,face:null,faceIndex:null,barycoord:null,object:o})}}class La extends Rr{constructor(){super(),this.isGroup=!0,this.type="Group"}}class Va extends yi{constructor(e,t,s,i,r,n,o,a,h){super(e,t,s,i,r,n,o,a,h),this.isVideoTexture=!0,this.minFilter=void 0!==n?n:Te,this.magFilter=void 0!==r?r:Te,this.generateMipmaps=!1;const u=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){u.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class Da extends yi{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=fe,this.minFilter=fe,this.generateMipmaps=!1,this.needsUpdate=!0}}class ka extends yi{constructor(e,t,s,i,r,n,o,a,h,u,l,c){super(null,n,o,a,h,u,i,r,l,c),this.isCompressedTexture=!0,this.image={width:t,height:s},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Ga extends ka{constructor(e,t,s,i,r,n){super(e,t,s,r,n),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=me,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Wa extends ka{constructor(e,t,s){super(void 0,e[0].width,e[0].height,t,s,he),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class ja extends yi{constructor(e,t,s,i,r,n,o,a,h){super(e,t,s,i,r,n,o,a,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Ha extends yi{constructor(e,t,s,i,r,n,o,a,h,u=1026){if(u!==We&&u!==je)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===s&&u===We&&(s=Be),void 0===s&&u===je&&(s=Oe),super(null,i,r,n,o,a,u,s,h),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=void 0!==o?o:fe,this.minFilter=void 0!==a?a:fe,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class qa{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const s=this.getUtoTmapping(e);return this.getPoint(s,t)}getPoints(e=5){const t=[];for(let s=0;s<=e;s++)t.push(this.getPoint(s/e));return t}getSpacedPoints(e=5){const t=[];for(let s=0;s<=e;s++)t.push(this.getPointAt(s/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 s,i=this.getPoint(0),r=0;t.push(0);for(let n=1;n<=e;n++)s=this.getPoint(n/e),r+=s.distanceTo(i),t.push(r),i=s;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const s=this.getLengths();let i=0;const r=s.length;let n;n=t||e*s[r-1];let o,a=0,h=r-1;for(;a<=h;)if(i=Math.floor(a+(h-a)/2),o=s[i]-n,o<0)a=i+1;else{if(!(o>0)){h=i;break}h=i-1}if(i=h,s[i]===n)return i/(r-1);const u=s[i];return(i+(n-u)/(s[i+1]-u))/(r-1)}getTangent(e,t){const s=1e-4;let i=e-s,r=e+s;i<0&&(i=0),r>1&&(r=1);const n=this.getPoint(i),o=this.getPoint(r),a=t||(n.isVector2?new Ys:new Ai);return a.copy(o).sub(n).normalize(),a}getTangentAt(e,t){const s=this.getUtoTmapping(e);return this.getTangent(s,t)}computeFrenetFrames(e,t){const s=new Ai,i=[],r=[],n=[],o=new Ai,a=new sr;for(let t=0;t<=e;t++){const s=t/e;i[t]=this.getTangentAt(s,new Ai)}r[0]=new Ai,n[0]=new Ai;let h=Number.MAX_VALUE;const u=Math.abs(i[0].x),l=Math.abs(i[0].y),c=Math.abs(i[0].z);u<=h&&(h=u,s.set(1,0,0)),l<=h&&(h=l,s.set(0,1,0)),c<=h&&s.set(0,0,1),o.crossVectors(i[0],s).normalize(),r[0].crossVectors(i[0],o),n[0].crossVectors(i[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),n[t]=n[t-1].clone(),o.crossVectors(i[t-1],i[t]),o.length()>Number.EPSILON){o.normalize();const e=Math.acos(Ws(i[t-1].dot(i[t]),-1,1));r[t].applyMatrix4(a.makeRotationAxis(o,e))}n[t].crossVectors(i[t],r[t])}if(!0===t){let t=Math.acos(Ws(r[0].dot(r[e]),-1,1));t/=e,i[0].dot(o.crossVectors(r[0],r[e]))>0&&(t=-t);for(let s=1;s<=e;s++)r[s].applyMatrix4(a.makeRotationAxis(i[s],t*s)),n[s].crossVectors(i[s],r[s])}return{tangents:i,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class $a extends qa{constructor(e=0,t=0,s=1,i=1,r=0,n=2*Math.PI,o=!1,a=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=s,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=o,this.aRotation=a}getPoint(e,t=new Ys){const s=t,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=n?0:i),!0!==this.aClockwise||n||(r===i?r=-i:r-=i);const o=this.aStartAngle+e*r;let a=this.aX+this.xRadius*Math.cos(o),h=this.aY+this.yRadius*Math.sin(o);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),s=a-this.aX,i=h-this.aY;a=s*e-i*t+this.aX,h=s*t+i*e+this.aY}return s.set(a,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 Xa extends $a{constructor(e,t,s,i,r,n){super(e,t,s,s,i,r,n),this.isArcCurve=!0,this.type="ArcCurve"}}function Ya(){let e=0,t=0,s=0,i=0;function r(r,n,o,a){e=r,t=o,s=-3*r+3*n-2*o-a,i=2*r-2*n+o+a}return{initCatmullRom:function(e,t,s,i,n){r(t,s,n*(s-e),n*(i-t))},initNonuniformCatmullRom:function(e,t,s,i,n,o,a){let h=(t-e)/n-(s-e)/(n+o)+(s-t)/o,u=(s-t)/o-(i-t)/(o+a)+(i-s)/a;h*=o,u*=o,r(t,s,h,u)},calc:function(r){const n=r*r;return e+t*r+s*n+i*(n*r)}}}const Za=new Ai,Ja=new Ya,Ka=new Ya,Qa=new Ya;class eh extends qa{constructor(e=[],t=!1,s="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=s,this.tension=i}getPoint(e,t=new Ai){const s=t,i=this.points,r=i.length,n=(r-(this.closed?0:1))*e;let o,a,h=Math.floor(n),u=n-h;this.closed?h+=h>0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===u&&h===r-1&&(h=r-2,u=1),this.closed||h>0?o=i[(h-1)%r]:(Za.subVectors(i[0],i[1]).add(i[0]),o=Za);const l=i[h%r],c=i[(h+1)%r];if(this.closed||h+2<r?a=i[(h+2)%r]:(Za.subVectors(i[r-1],i[r-2]).add(i[r-1]),a=Za),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(o.distanceToSquared(l),e),s=Math.pow(l.distanceToSquared(c),e),i=Math.pow(c.distanceToSquared(a),e);s<1e-4&&(s=1),t<1e-4&&(t=s),i<1e-4&&(i=s),Ja.initNonuniformCatmullRom(o.x,l.x,c.x,a.x,t,s,i),Ka.initNonuniformCatmullRom(o.y,l.y,c.y,a.y,t,s,i),Qa.initNonuniformCatmullRom(o.z,l.z,c.z,a.z,t,s,i)}else"catmullrom"===this.curveType&&(Ja.initCatmullRom(o.x,l.x,c.x,a.x,this.tension),Ka.initCatmullRom(o.y,l.y,c.y,a.y,this.tension),Qa.initCatmullRom(o.z,l.z,c.z,a.z,this.tension));return s.set(Ja.calc(u),Ka.calc(u),Qa.calc(u)),s}copy(e){super.copy(e),this.points=[];for(let t=0,s=e.points.length;t<s;t++){const s=e.points[t];this.points.push(s.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,s=this.points.length;t<s;t++){const s=this.points[t];e.points.push(s.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,s=e.points.length;t<s;t++){const s=e.points[t];this.points.push((new Ai).fromArray(s))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function th(e,t,s,i,r){const n=.5*(i-t),o=.5*(r-s),a=e*e;return(2*s-2*i+n+o)*(e*a)+(-3*s+3*i-2*n-o)*a+n*e+s}function sh(e,t,s,i){return function(e,t){const s=1-e;return s*s*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,s)+function(e,t){return e*e*t}(e,i)}function ih(e,t,s,i,r){return function(e,t){const s=1-e;return s*s*s*t}(e,t)+function(e,t){const s=1-e;return 3*s*s*e*t}(e,s)+function(e,t){return 3*(1-e)*e*e*t}(e,i)+function(e,t){return e*e*e*t}(e,r)}class rh extends qa{constructor(e=new Ys,t=new Ys,s=new Ys,i=new Ys){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=s,this.v3=i}getPoint(e,t=new Ys){const s=t,i=this.v0,r=this.v1,n=this.v2,o=this.v3;return s.set(ih(e,i.x,r.x,n.x,o.x),ih(e,i.y,r.y,n.y,o.y)),s}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 nh extends qa{constructor(e=new Ai,t=new Ai,s=new Ai,i=new Ai){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=s,this.v3=i}getPoint(e,t=new Ai){const s=t,i=this.v0,r=this.v1,n=this.v2,o=this.v3;return s.set(ih(e,i.x,r.x,n.x,o.x),ih(e,i.y,r.y,n.y,o.y),ih(e,i.z,r.z,n.z,o.z)),s}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 oh extends qa{constructor(e=new Ys,t=new Ys){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new Ys){const s=t;return 1===e?s.copy(this.v2):(s.copy(this.v2).sub(this.v1),s.multiplyScalar(e).add(this.v1)),s}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Ys){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 ah extends qa{constructor(e=new Ai,t=new Ai){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new Ai){const s=t;return 1===e?s.copy(this.v2):(s.copy(this.v2).sub(this.v1),s.multiplyScalar(e).add(this.v1)),s}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Ai){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 hh extends qa{constructor(e=new Ys,t=new Ys,s=new Ys){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=s}getPoint(e,t=new Ys){const s=t,i=this.v0,r=this.v1,n=this.v2;return s.set(sh(e,i.x,r.x,n.x),sh(e,i.y,r.y,n.y)),s}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 uh extends qa{constructor(e=new Ai,t=new Ai,s=new Ai){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=s}getPoint(e,t=new Ai){const s=t,i=this.v0,r=this.v1,n=this.v2;return s.set(sh(e,i.x,r.x,n.x),sh(e,i.y,r.y,n.y),sh(e,i.z,r.z,n.z)),s}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 lh extends qa{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new Ys){const s=t,i=this.points,r=(i.length-1)*e,n=Math.floor(r),o=r-n,a=i[0===n?n:n-1],h=i[n],u=i[n>i.length-2?i.length-1:n+1],l=i[n>i.length-3?i.length-1:n+2];return s.set(th(o,a.x,h.x,u.x,l.x),th(o,a.y,h.y,u.y,l.y)),s}copy(e){super.copy(e),this.points=[];for(let t=0,s=e.points.length;t<s;t++){const s=e.points[t];this.points.push(s.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,s=this.points.length;t<s;t++){const s=this.points[t];e.points.push(s.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,s=e.points.length;t<s;t++){const s=e.points[t];this.points.push((new Ys).fromArray(s))}return this}}var ch=Object.freeze({__proto__:null,ArcCurve:Xa,CatmullRomCurve3:eh,CubicBezierCurve:rh,CubicBezierCurve3:nh,EllipseCurve:$a,LineCurve:oh,LineCurve3:ah,QuadraticBezierCurve:hh,QuadraticBezierCurve3:uh,SplineCurve:lh});class dh extends qa{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 s=!0===e.isVector2?"LineCurve":"LineCurve3";this.curves.push(new ch[s](t,e))}return this}getPoint(e,t){const s=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=s){const e=i[r]-s,n=this.curves[r],o=n.getLength(),a=0===o?0:1-e/o;return n.getPointAt(a,t)}r++}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 s=0,i=this.curves.length;s<i;s++)t+=this.curves[s].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let s=0;s<=e;s++)t.push(this.getPoint(s/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let s;for(let i=0,r=this.curves;i<r.length;i++){const n=r[i],o=n.isEllipseCurve?2*e:n.isLineCurve||n.isLineCurve3?1:n.isSplineCurve?e*n.points.length:e,a=n.getPoints(o);for(let e=0;e<a.length;e++){const i=a[e];s&&s.equals(i)||(t.push(i),s=i)}}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,s=e.curves.length;t<s;t++){const s=e.curves[t];this.curves.push(s.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,s=this.curves.length;t<s;t++){const s=this.curves[t];e.curves.push(s.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,s=e.curves.length;t<s;t++){const s=e.curves[t];this.curves.push((new ch[s.type]).fromJSON(s))}return this}}class ph extends dh{constructor(e){super(),this.type="Path",this.currentPoint=new Ys,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,s=e.length;t<s;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 s=new oh(this.currentPoint.clone(),new Ys(e,t));return this.curves.push(s),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,s,i){const r=new hh(this.currentPoint.clone(),new Ys(e,t),new Ys(s,i));return this.curves.push(r),this.currentPoint.set(s,i),this}bezierCurveTo(e,t,s,i,r,n){const o=new rh(this.currentPoint.clone(),new Ys(e,t),new Ys(s,i),new Ys(r,n));return this.curves.push(o),this.currentPoint.set(r,n),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),s=new lh(t);return this.curves.push(s),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,s,i,r,n){const o=this.currentPoint.x,a=this.currentPoint.y;return this.absarc(e+o,t+a,s,i,r,n),this}absarc(e,t,s,i,r,n){return this.absellipse(e,t,s,s,i,r,n),this}ellipse(e,t,s,i,r,n,o,a){const h=this.currentPoint.x,u=this.currentPoint.y;return this.absellipse(e+h,t+u,s,i,r,n,o,a),this}absellipse(e,t,s,i,r,n,o,a){const h=new $a(e,t,s,i,r,n,o,a);if(this.curves.length>0){const e=h.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(h);const u=h.getPoint(1);return this.currentPoint.copy(u),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 mh extends Sn{constructor(e=[new Ys(0,-.5),new Ys(.5,0),new Ys(0,.5)],t=12,s=0,i=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:s,phiLength:i},t=Math.floor(t),i=Ws(i,0,2*Math.PI);const r=[],n=[],o=[],a=[],h=[],u=1/t,l=new Ai,c=new Ys,d=new Ai,p=new Ai,m=new Ai;let g=0,f=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:g=e[t+1].x-e[t].x,f=e[t+1].y-e[t].y,d.x=1*f,d.y=-g,d.z=0*f,m.copy(d),d.normalize(),a.push(d.x,d.y,d.z);break;case e.length-1:a.push(m.x,m.y,m.z);break;default:g=e[t+1].x-e[t].x,f=e[t+1].y-e[t].y,d.x=1*f,d.y=-g,d.z=0*f,p.copy(d),d.x+=m.x,d.y+=m.y,d.z+=m.z,d.normalize(),a.push(d.x,d.y,d.z),m.copy(p)}for(let r=0;r<=t;r++){const d=s+r*u*i,p=Math.sin(d),m=Math.cos(d);for(let s=0;s<=e.length-1;s++){l.x=e[s].x*p,l.y=e[s].y,l.z=e[s].x*m,n.push(l.x,l.y,l.z),c.x=r/t,c.y=s/(e.length-1),o.push(c.x,c.y);const i=a[3*s+0]*p,u=a[3*s+1],d=a[3*s+0]*m;h.push(i,u,d)}}for(let s=0;s<t;s++)for(let t=0;t<e.length-1;t++){const i=t+s*e.length,n=i,o=i+e.length,a=i+e.length+1,h=i+1;r.push(n,o,h),r.push(a,h,o)}this.setIndex(r),this.setAttribute("position",new fn(n,3)),this.setAttribute("uv",new fn(o,2)),this.setAttribute("normal",new fn(h,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new mh(e.points,e.segments,e.phiStart,e.phiLength)}}class gh extends mh{constructor(e=1,t=1,s=4,i=8){const r=new ph;r.absarc(0,-t/2,e,1.5*Math.PI,0),r.absarc(0,t/2,e,0,.5*Math.PI),super(r.getPoints(s),i),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:s,radialSegments:i}}static fromJSON(e){return new gh(e.radius,e.length,e.capSegments,e.radialSegments)}}class fh extends Sn{constructor(e=1,t=32,s=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:s,thetaLength:i},t=Math.max(3,t);const r=[],n=[],o=[],a=[],h=new Ai,u=new Ys;n.push(0,0,0),o.push(0,0,1),a.push(.5,.5);for(let r=0,l=3;r<=t;r++,l+=3){const c=s+r/t*i;h.x=e*Math.cos(c),h.y=e*Math.sin(c),n.push(h.x,h.y,h.z),o.push(0,0,1),u.x=(n[l]/e+1)/2,u.y=(n[l+1]/e+1)/2,a.push(u.x,u.y)}for(let e=1;e<=t;e++)r.push(e,e+1,0);this.setIndex(r),this.setAttribute("position",new fn(n,3)),this.setAttribute("normal",new fn(o,3)),this.setAttribute("uv",new fn(a,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new fh(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class yh extends Sn{constructor(e=1,t=1,s=1,i=32,r=1,n=!1,o=0,a=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:s,radialSegments:i,heightSegments:r,openEnded:n,thetaStart:o,thetaLength:a};const h=this;i=Math.floor(i),r=Math.floor(r);const u=[],l=[],c=[],d=[];let p=0;const m=[],g=s/2;let f=0;function y(s){const r=p,n=new Ys,m=new Ai;let y=0;const x=!0===s?e:t,b=!0===s?1:-1;for(let e=1;e<=i;e++)l.push(0,g*b,0),c.push(0,b,0),d.push(.5,.5),p++;const v=p;for(let e=0;e<=i;e++){const t=e/i*a+o,s=Math.cos(t),r=Math.sin(t);m.x=x*r,m.y=g*b,m.z=x*s,l.push(m.x,m.y,m.z),c.push(0,b,0),n.x=.5*s+.5,n.y=.5*r*b+.5,d.push(n.x,n.y),p++}for(let e=0;e<i;e++){const t=r+e,i=v+e;!0===s?u.push(i,i+1,t):u.push(i+1,i,t),y+=3}h.addGroup(f,y,!0===s?1:2),f+=y}!function(){const n=new Ai,y=new Ai;let x=0;const b=(t-e)/s;for(let h=0;h<=r;h++){const u=[],f=h/r,x=f*(t-e)+e;for(let e=0;e<=i;e++){const t=e/i,r=t*a+o,h=Math.sin(r),m=Math.cos(r);y.x=x*h,y.y=-f*s+g,y.z=x*m,l.push(y.x,y.y,y.z),n.set(h,b,m).normalize(),c.push(n.x,n.y,n.z),d.push(t,1-f),u.push(p++)}m.push(u)}for(let s=0;s<i;s++)for(let i=0;i<r;i++){const n=m[i][s],o=m[i+1][s],a=m[i+1][s+1],h=m[i][s+1];(e>0||0!==i)&&(u.push(n,o,h),x+=3),(t>0||i!==r-1)&&(u.push(o,a,h),x+=3)}h.addGroup(f,x,0),f+=x}(),!1===n&&(e>0&&y(!0),t>0&&y(!1)),this.setIndex(u),this.setAttribute("position",new fn(l,3)),this.setAttribute("normal",new fn(c,3)),this.setAttribute("uv",new fn(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new yh(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class xh extends yh{constructor(e=1,t=1,s=32,i=1,r=!1,n=0,o=2*Math.PI){super(0,e,t,s,i,r,n,o),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:s,heightSegments:i,openEnded:r,thetaStart:n,thetaLength:o}}static fromJSON(e){return new xh(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class bh extends Sn{constructor(e=[],t=[],s=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:s,detail:i};const r=[],n=[];function o(e,t,s,i){const r=i+1,n=[];for(let i=0;i<=r;i++){n[i]=[];const o=e.clone().lerp(s,i/r),a=t.clone().lerp(s,i/r),h=r-i;for(let e=0;e<=h;e++)n[i][e]=0===e&&i===r?o:o.clone().lerp(a,e/h)}for(let e=0;e<r;e++)for(let t=0;t<2*(r-e)-1;t++){const s=Math.floor(t/2);t%2==0?(a(n[e][s+1]),a(n[e+1][s]),a(n[e][s])):(a(n[e][s+1]),a(n[e+1][s+1]),a(n[e+1][s]))}}function a(e){r.push(e.x,e.y,e.z)}function h(t,s){const i=3*t;s.x=e[i+0],s.y=e[i+1],s.z=e[i+2]}function u(e,t,s,i){i<0&&1===e.x&&(n[t]=e.x-1),0===s.x&&0===s.z&&(n[t]=i/2/Math.PI+.5)}function l(e){return Math.atan2(e.z,-e.x)}!function(e){const s=new Ai,i=new Ai,r=new Ai;for(let n=0;n<t.length;n+=3)h(t[n+0],s),h(t[n+1],i),h(t[n+2],r),o(s,i,r,e)}(i),function(e){const t=new Ai;for(let s=0;s<r.length;s+=3)t.x=r[s+0],t.y=r[s+1],t.z=r[s+2],t.normalize().multiplyScalar(e),r[s+0]=t.x,r[s+1]=t.y,r[s+2]=t.z}(s),function(){const e=new Ai;for(let s=0;s<r.length;s+=3){e.x=r[s+0],e.y=r[s+1],e.z=r[s+2];const i=l(e)/2/Math.PI+.5,o=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);n.push(i,1-o)}var t;(function(){const e=new Ai,t=new Ai,s=new Ai,i=new Ai,o=new Ys,a=new Ys,h=new Ys;for(let c=0,d=0;c<r.length;c+=9,d+=6){e.set(r[c+0],r[c+1],r[c+2]),t.set(r[c+3],r[c+4],r[c+5]),s.set(r[c+6],r[c+7],r[c+8]),o.set(n[d+0],n[d+1]),a.set(n[d+2],n[d+3]),h.set(n[d+4],n[d+5]),i.copy(e).add(t).add(s).divideScalar(3);const p=l(i);u(o,d+0,e,p),u(a,d+2,t,p),u(h,d+4,s,p)}})(),function(){for(let e=0;e<n.length;e+=6){const t=n[e+0],s=n[e+2],i=n[e+4],r=Math.max(t,s,i),o=Math.min(t,s,i);r>.9&&o<.1&&(t<.2&&(n[e+0]+=1),s<.2&&(n[e+2]+=1),i<.2&&(n[e+4]+=1))}}()}(),this.setAttribute("position",new fn(r,3)),this.setAttribute("normal",new fn(r.slice(),3)),this.setAttribute("uv",new fn(n,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new bh(e.vertices,e.indices,e.radius,e.details)}}class vh extends bh{constructor(e=1,t=0){const s=(1+Math.sqrt(5))/2,i=1/s;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-s,0,-i,s,0,i,-s,0,i,s,-i,-s,0,-i,s,0,i,-s,0,i,s,0,-s,0,-i,s,0,-i,-s,0,i,s,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new vh(e.radius,e.detail)}}const Th=new Ai,_h=new Ai,wh=new Ai,Sh=new Wr;class Mh extends Sn{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const s=4,i=Math.pow(10,s),r=Math.cos(Ds*t),n=e.getIndex(),o=e.getAttribute("position"),a=n?n.count:o.count,h=[0,0,0],u=["a","b","c"],l=new Array(3),c={},d=[];for(let e=0;e<a;e+=3){n?(h[0]=n.getX(e),h[1]=n.getX(e+1),h[2]=n.getX(e+2)):(h[0]=e,h[1]=e+1,h[2]=e+2);const{a:t,b:s,c:a}=Sh;if(t.fromBufferAttribute(o,h[0]),s.fromBufferAttribute(o,h[1]),a.fromBufferAttribute(o,h[2]),Sh.getNormal(wh),l[0]=`${Math.round(t.x*i)},${Math.round(t.y*i)},${Math.round(t.z*i)}`,l[1]=`${Math.round(s.x*i)},${Math.round(s.y*i)},${Math.round(s.z*i)}`,l[2]=`${Math.round(a.x*i)},${Math.round(a.y*i)},${Math.round(a.z*i)}`,l[0]!==l[1]&&l[1]!==l[2]&&l[2]!==l[0])for(let e=0;e<3;e++){const t=(e+1)%3,s=l[e],i=l[t],n=Sh[u[e]],o=Sh[u[t]],a=`${s}_${i}`,p=`${i}_${s}`;p in c&&c[p]?(wh.dot(c[p].normal)<=r&&(d.push(n.x,n.y,n.z),d.push(o.x,o.y,o.z)),c[p]=null):a in c||(c[a]={index0:h[e],index1:h[t],normal:wh.clone()})}}for(const e in c)if(c[e]){const{index0:t,index1:s}=c[e];Th.fromBufferAttribute(o,t),_h.fromBufferAttribute(o,s),d.push(Th.x,Th.y,Th.z),d.push(_h.x,_h.y,_h.z)}this.setAttribute("position",new fn(d,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class Ah extends ph{constructor(e){super(e),this.uuid=Gs(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let s=0,i=this.holes.length;s<i;s++)t[s]=this.holes[s].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,s=e.holes.length;t<s;t++){const s=e.holes[t];this.holes.push(s.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,s=this.holes.length;t<s;t++){const s=this.holes[t];e.holes.push(s.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,s=e.holes.length;t<s;t++){const s=e.holes[t];this.holes.push((new ph).fromJSON(s))}return this}}const Nh=function(e,t,s=2){const i=t&&t.length,r=i?t[0]*s:e.length;let n=Ch(e,0,r,s,!0);const o=[];if(!n||n.next===n.prev)return o;let a,h,u,l,c,d,p;if(i&&(n=function(e,t,s,i){const r=[];let 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r=N(t[e],P[e],i);T?z(r.x,r.y+f[a-1].y,f[a-1].x+s):z(r.x,r.y,h+s)}}}function O(e,t){let s=e.length;for(;--s>=0;){const i=s;let r=s-1;r<0&&(r=e.length-1);for(let e=0,s=a+2*p;e<s;e++){const s=C*e,n=C*(e+1);V(t+i+s,t+r+s,t+r+n,t+i+n)}}}function z(e,t,s){n.push(e),n.push(t),n.push(s)}function L(e,t,r){D(e),D(t),D(r);const n=i.length/3,o=g.generateTopUV(s,i,n-3,n-2,n-1);k(o[0]),k(o[1]),k(o[2])}function V(e,t,r,n){D(e),D(t),D(n),D(t),D(r),D(n);const o=i.length/3,a=g.generateSideWallUV(s,i,o-6,o-3,o-2,o-1);k(a[0]),k(a[1]),k(a[3]),k(a[1]),k(a[2]),k(a[3])}function D(e){i.push(n[3*e+0]),i.push(n[3*e+1]),i.push(n[3*e+2])}function k(e){r.push(e.x),r.push(e.y)}!function(){const e=i.length/3;if(u){let e=0,t=C*e;for(let e=0;e<R;e++){const s=M[e];L(s[2]+t,s[1]+t,s[0]+t)}e=a+2*p,t=C*e;for(let e=0;e<R;e++){const s=M[e];L(s[0]+t,s[1]+t,s[2]+t)}}else{for(let e=0;e<R;e++){const t=M[e];L(t[2],t[1],t[0])}for(let e=0;e<R;e++){const t=M[e];L(t[0]+C*a,t[1]+C*a,t[2]+C*a)}}s.addGroup(e,i.length/3-e,0)}(),function(){const e=i.length/3;let t=0;O(A,t),t+=A.length;for(let e=0,s=S.length;e<s;e++){const s=S[e];O(s,t),t+=s.length}s.addGroup(e,i.length/3-e,1)}()}this.setAttribute("position",new fn(i,3)),this.setAttribute("uv",new fn(r,2)),this.computeVertexNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t,s){if(s.shapes=[],Array.isArray(e))for(let t=0,i=e.length;t<i;t++){const i=e[t];s.shapes.push(i.uuid)}else s.shapes.push(e.uuid);s.options=Object.assign({},t),void 0!==t.extrudePath&&(s.options.extrudePath=t.extrudePath.toJSON());return s}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const s=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];s.push(r)}const i=e.options.extrudePath;return void 0!==i&&(e.options.extrudePath=(new ch[i.type]).fromJSON(i)),new tu(s,e.options)}}const su={generateTopUV:function(e,t,s,i,r){const n=t[3*s],o=t[3*s+1],a=t[3*i],h=t[3*i+1],u=t[3*r],l=t[3*r+1];return[new Ys(n,o),new Ys(a,h),new Ys(u,l)]},generateSideWallUV:function(e,t,s,i,r,n){const o=t[3*s],a=t[3*s+1],h=t[3*s+2],u=t[3*i],l=t[3*i+1],c=t[3*i+2],d=t[3*r],p=t[3*r+1],m=t[3*r+2],g=t[3*n],f=t[3*n+1],y=t[3*n+2];return Math.abs(a-l)<Math.abs(o-u)?[new Ys(o,1-h),new Ys(u,1-c),new Ys(d,1-m),new Ys(g,1-y)]:[new Ys(a,1-h),new Ys(l,1-c),new Ys(p,1-m),new Ys(f,1-y)]}};class iu extends bh{constructor(e=1,t=0){const s=(1+Math.sqrt(5))/2;super([-1,s,0,1,s,0,-1,-s,0,1,-s,0,0,-1,s,0,1,s,0,-1,-s,0,1,-s,s,0,-1,s,0,1,-s,0,-1,-s,0,1],[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],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new iu(e.radius,e.detail)}}class ru extends bh{constructor(e=1,t=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new ru(e.radius,e.detail)}}class nu extends Sn{constructor(e=1,t=1,s=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:s,heightSegments:i};const r=e/2,n=t/2,o=Math.floor(s),a=Math.floor(i),h=o+1,u=a+1,l=e/o,c=t/a,d=[],p=[],m=[],g=[];for(let e=0;e<u;e++){const t=e*c-n;for(let s=0;s<h;s++){const i=s*l-r;p.push(i,-t,0),m.push(0,0,1),g.push(s/o),g.push(1-e/a)}}for(let e=0;e<a;e++)for(let t=0;t<o;t++){const s=t+h*e,i=t+h*(e+1),r=t+1+h*(e+1),n=t+1+h*e;d.push(s,i,n),d.push(i,r,n)}this.setIndex(d),this.setAttribute("position",new fn(p,3)),this.setAttribute("normal",new fn(m,3)),this.setAttribute("uv",new fn(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new nu(e.width,e.height,e.widthSegments,e.heightSegments)}}class ou extends Sn{constructor(e=.5,t=1,s=32,i=1,r=0,n=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:s,phiSegments:i,thetaStart:r,thetaLength:n},s=Math.max(3,s);const o=[],a=[],h=[],u=[];let l=e;const c=(t-e)/(i=Math.max(1,i)),d=new Ai,p=new Ys;for(let e=0;e<=i;e++){for(let e=0;e<=s;e++){const i=r+e/s*n;d.x=l*Math.cos(i),d.y=l*Math.sin(i),a.push(d.x,d.y,d.z),h.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,u.push(p.x,p.y)}l+=c}for(let e=0;e<i;e++){const t=e*(s+1);for(let e=0;e<s;e++){const i=e+t,r=i,n=i+s+1,a=i+s+2,h=i+1;o.push(r,n,h),o.push(n,a,h)}}this.setIndex(o),this.setAttribute("position",new fn(a,3)),this.setAttribute("normal",new fn(h,3)),this.setAttribute("uv",new fn(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ou(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class au extends Sn{constructor(e=new Ah([new Ys(0,.5),new Ys(-.5,-.5),new Ys(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const s=[],i=[],r=[],n=[];let o=0,a=0;if(!1===Array.isArray(e))h(e);else for(let t=0;t<e.length;t++)h(e[t]),this.addGroup(o,a,t),o+=a,a=0;function h(e){const o=i.length/3,h=e.extractPoints(t);let u=h.shape;const l=h.holes;!1===Kh.isClockWise(u)&&(u=u.reverse());for(let e=0,t=l.length;e<t;e++){const t=l[e];!0===Kh.isClockWise(t)&&(l[e]=t.reverse())}const c=Kh.triangulateShape(u,l);for(let e=0,t=l.length;e<t;e++){const t=l[e];u=u.concat(t)}for(let e=0,t=u.length;e<t;e++){const t=u[e];i.push(t.x,t.y,0),r.push(0,0,1),n.push(t.x,t.y)}for(let e=0,t=c.length;e<t;e++){const t=c[e],i=t[0]+o,r=t[1]+o,n=t[2]+o;s.push(i,r,n),a+=3}}this.setIndex(s),this.setAttribute("position",new fn(i,3)),this.setAttribute("normal",new fn(r,3)),this.setAttribute("uv",new fn(n,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let s=0,i=e.length;s<i;s++){const i=e[s];t.shapes.push(i.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const s=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];s.push(r)}return new au(s,e.curveSegments)}}class hu extends Sn{constructor(e=1,t=32,s=16,i=0,r=2*Math.PI,n=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:s,phiStart:i,phiLength:r,thetaStart:n,thetaLength:o},t=Math.max(3,Math.floor(t)),s=Math.max(2,Math.floor(s));const a=Math.min(n+o,Math.PI);let h=0;const u=[],l=new Ai,c=new Ai,d=[],p=[],m=[],g=[];for(let d=0;d<=s;d++){const f=[],y=d/s;let x=0;0===d&&0===n?x=.5/t:d===s&&a===Math.PI&&(x=-.5/t);for(let s=0;s<=t;s++){const a=s/t;l.x=-e*Math.cos(i+a*r)*Math.sin(n+y*o),l.y=e*Math.cos(n+y*o),l.z=e*Math.sin(i+a*r)*Math.sin(n+y*o),p.push(l.x,l.y,l.z),c.copy(l).normalize(),m.push(c.x,c.y,c.z),g.push(a+x,1-y),f.push(h++)}u.push(f)}for(let e=0;e<s;e++)for(let i=0;i<t;i++){const t=u[e][i+1],r=u[e][i],o=u[e+1][i],h=u[e+1][i+1];(0!==e||n>0)&&d.push(t,r,h),(e!==s-1||a<Math.PI)&&d.push(r,o,h)}this.setIndex(d),this.setAttribute("position",new fn(p,3)),this.setAttribute("normal",new fn(m,3)),this.setAttribute("uv",new fn(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hu(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class uu extends bh{constructor(e=1,t=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new uu(e.radius,e.detail)}}class lu extends Sn{constructor(e=1,t=.4,s=12,i=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:s,tubularSegments:i,arc:r},s=Math.floor(s),i=Math.floor(i);const n=[],o=[],a=[],h=[],u=new Ai,l=new Ai,c=new Ai;for(let n=0;n<=s;n++)for(let d=0;d<=i;d++){const p=d/i*r,m=n/s*Math.PI*2;l.x=(e+t*Math.cos(m))*Math.cos(p),l.y=(e+t*Math.cos(m))*Math.sin(p),l.z=t*Math.sin(m),o.push(l.x,l.y,l.z),u.x=e*Math.cos(p),u.y=e*Math.sin(p),c.subVectors(l,u).normalize(),a.push(c.x,c.y,c.z),h.push(d/i),h.push(n/s)}for(let e=1;e<=s;e++)for(let t=1;t<=i;t++){const s=(i+1)*e+t-1,r=(i+1)*(e-1)+t-1,o=(i+1)*(e-1)+t,a=(i+1)*e+t;n.push(s,r,a),n.push(r,o,a)}this.setIndex(n),this.setAttribute("position",new fn(o,3)),this.setAttribute("normal",new fn(a,3)),this.setAttribute("uv",new fn(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new lu(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class cu extends Sn{constructor(e=1,t=.4,s=64,i=8,r=2,n=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:s,radialSegments:i,p:r,q:n},s=Math.floor(s),i=Math.floor(i);const o=[],a=[],h=[],u=[],l=new Ai,c=new Ai,d=new Ai,p=new Ai,m=new Ai,g=new Ai,f=new Ai;for(let o=0;o<=s;++o){const x=o/s*r*Math.PI*2;y(x,r,n,e,d),y(x+.01,r,n,e,p),g.subVectors(p,d),f.addVectors(p,d),m.crossVectors(g,f),f.crossVectors(m,g),m.normalize(),f.normalize();for(let e=0;e<=i;++e){const r=e/i*Math.PI*2,n=-t*Math.cos(r),p=t*Math.sin(r);l.x=d.x+(n*f.x+p*m.x),l.y=d.y+(n*f.y+p*m.y),l.z=d.z+(n*f.z+p*m.z),a.push(l.x,l.y,l.z),c.subVectors(l,d).normalize(),h.push(c.x,c.y,c.z),u.push(o/s),u.push(e/i)}}for(let e=1;e<=s;e++)for(let t=1;t<=i;t++){const s=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),n=(i+1)*e+t,a=(i+1)*(e-1)+t;o.push(s,r,a),o.push(r,n,a)}function y(e,t,s,i,r){const n=Math.cos(e),o=Math.sin(e),a=s/t*e,h=Math.cos(a);r.x=i*(2+h)*.5*n,r.y=i*(2+h)*o*.5,r.z=i*Math.sin(a)*.5}this.setIndex(o),this.setAttribute("position",new fn(a,3)),this.setAttribute("normal",new fn(h,3)),this.setAttribute("uv",new fn(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new cu(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class du extends Sn{constructor(e=new uh(new Ai(-1,-1,0),new Ai(-1,1,0),new Ai(1,1,0)),t=64,s=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:s,radialSegments:i,closed:r};const n=e.computeFrenetFrames(t,r);this.tangents=n.tangents,this.normals=n.normals,this.binormals=n.binormals;const o=new Ai,a=new Ai,h=new Ys;let u=new Ai;const l=[],c=[],d=[],p=[];function m(r){u=e.getPointAt(r/t,u);const h=n.normals[r],d=n.binormals[r];for(let e=0;e<=i;e++){const t=e/i*Math.PI*2,r=Math.sin(t),n=-Math.cos(t);a.x=n*h.x+r*d.x,a.y=n*h.y+r*d.y,a.z=n*h.z+r*d.z,a.normalize(),c.push(a.x,a.y,a.z),o.x=u.x+s*a.x,o.y=u.y+s*a.y,o.z=u.z+s*a.z,l.push(o.x,o.y,o.z)}}!function(){for(let e=0;e<t;e++)m(e);m(!1===r?t:0),function(){for(let e=0;e<=t;e++)for(let s=0;s<=i;s++)h.x=e/t,h.y=s/i,d.push(h.x,h.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=i;t++){const s=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),n=(i+1)*e+t,o=(i+1)*(e-1)+t;p.push(s,r,o),p.push(r,n,o)}}()}(),this.setIndex(p),this.setAttribute("position",new fn(l,3)),this.setAttribute("normal",new fn(c,3)),this.setAttribute("uv",new fn(d,2))}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 du((new ch[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class pu extends Sn{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],s=new Set,i=new Ai,r=new Ai;if(null!==e.index){const n=e.attributes.position,o=e.index;let a=e.groups;0===a.length&&(a=[{start:0,count:o.count,materialIndex:0}]);for(let e=0,h=a.length;e<h;++e){const h=a[e],u=h.start;for(let e=u,a=u+h.count;e<a;e+=3)for(let a=0;a<3;a++){const h=o.getX(e+a),u=o.getX(e+(a+1)%3);i.fromBufferAttribute(n,h),r.fromBufferAttribute(n,u),!0===mu(i,r,s)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const n=e.attributes.position;for(let e=0,o=n.count/3;e<o;e++)for(let o=0;o<3;o++){const a=3*e+o,h=3*e+(o+1)%3;i.fromBufferAttribute(n,a),r.fromBufferAttribute(n,h),!0===mu(i,r,s)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new fn(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function mu(e,t,s){const i=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,r=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==s.has(i)&&!0!==s.has(r)&&(s.add(i),s.add(r),!0)}var gu=Object.freeze({__proto__:null,BoxGeometry:Ln,CapsuleGeometry:gh,CircleGeometry:fh,ConeGeometry:xh,CylinderGeometry:yh,DodecahedronGeometry:vh,EdgesGeometry:Mh,ExtrudeGeometry:tu,IcosahedronGeometry:iu,LatheGeometry:mh,OctahedronGeometry:ru,PlaneGeometry:nu,PolyhedronGeometry:bh,RingGeometry:ou,ShapeGeometry:au,SphereGeometry:hu,TetrahedronGeometry:uu,TorusGeometry:lu,TorusKnotGeometry:cu,TubeGeometry:du,WireframeGeometry:pu});class fu extends Jr{static get type(){return"ShadowMaterial"}constructor(e){super(),this.isShadowMaterial=!0,this.color=new Xr(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 yu extends Dn{static get type(){return"RawShaderMaterial"}constructor(e){super(e),this.isRawShaderMaterial=!0}}class xu extends Jr{static get type(){return"MeshStandardMaterial"}constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.color=new Xr(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 Xr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(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 dr,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 bu extends xu{static get type(){return"MeshPhysicalMaterial"}constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new Ys(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Ws(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Xr(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 Xr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Xr(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 vu extends Jr{static get type(){return"MeshPhongMaterial"}constructor(e){super(),this.isMeshPhongMaterial=!0,this.color=new Xr(16777215),this.specular=new Xr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new dr,this.combine=0,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 Tu extends Jr{static get type(){return"MeshToonMaterial"}constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.color=new Xr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(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 _u extends Jr{static get type(){return"MeshNormalMaterial"}constructor(e){super(),this.isMeshNormalMaterial=!0,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(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 wu extends Jr{static get type(){return"MeshLambertMaterial"}constructor(e){super(),this.isMeshLambertMaterial=!0,this.color=new Xr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new dr,this.combine=0,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 Su extends Jr{static get type(){return"MeshDepthMaterial"}constructor(e){super(),this.isMeshDepthMaterial=!0,this.depthPacking=3200,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 Mu extends Jr{static get type(){return"MeshDistanceMaterial"}constructor(e){super(),this.isMeshDistanceMaterial=!0,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 Au extends Jr{static get type(){return"MeshMatcapMaterial"}constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.color=new Xr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ys(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 Nu extends ya{static get type(){return"LineDashedMaterial"}constructor(e){super(),this.isLineDashedMaterial=!0,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 Cu(e,t,s){return!e||!s&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Ru(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Eu(e){const t=e.length,s=new Array(t);for(let e=0;e!==t;++e)s[e]=e;return s.sort((function(t,s){return e[t]-e[s]})),s}function Bu(e,t,s){const i=e.length,r=new e.constructor(i);for(let n=0,o=0;o!==i;++n){const i=s[n]*t;for(let s=0;s!==t;++s)r[o++]=e[i+s]}return r}function Iu(e,t,s,i){let r=1,n=e[0];for(;void 0!==n&&void 0===n[i];)n=e[r++];if(void 0===n)return;let o=n[i];if(void 0!==o)if(Array.isArray(o))do{o=n[i],void 0!==o&&(t.push(n.time),s.push.apply(s,o)),n=e[r++]}while(void 0!==n);else if(void 0!==o.toArray)do{o=n[i],void 0!==o&&(t.push(n.time),o.toArray(s,s.length)),n=e[r++]}while(void 0!==n);else do{o=n[i],void 0!==o&&(t.push(n.time),s.push(o)),n=e[r++]}while(void 0!==n)}const Pu={convertArray:Cu,isTypedArray:Ru,getKeyframeOrder:Eu,sortedArray:Bu,flattenJSON:Iu,subclip:function(e,t,s,i,r=30){const n=e.clone();n.name=t;const o=[];for(let e=0;e<n.tracks.length;++e){const t=n.tracks[e],a=t.getValueSize(),h=[],u=[];for(let e=0;e<t.times.length;++e){const n=t.times[e]*r;if(!(n<s||n>=i)){h.push(t.times[e]);for(let s=0;s<a;++s)u.push(t.values[e*a+s])}}0!==h.length&&(t.times=Cu(h,t.times.constructor),t.values=Cu(u,t.values.constructor),o.push(t))}n.tracks=o;let a=1/0;for(let e=0;e<n.tracks.length;++e)a>n.tracks[e].times[0]&&(a=n.tracks[e].times[0]);for(let e=0;e<n.tracks.length;++e)n.tracks[e].shift(-1*a);return n.resetDuration(),n},makeClipAdditive:function(e,t=0,s=e,i=30){i<=0&&(i=30);const r=s.tracks.length,n=t/i;for(let t=0;t<r;++t){const i=s.tracks[t],r=i.ValueTypeName;if("bool"===r||"string"===r)continue;const o=e.tracks.find((function(e){return e.name===i.name&&e.ValueTypeName===r}));if(void 0===o)continue;let a=0;const h=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(a=h/3);let u=0;const l=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(u=l/3);const c=i.times.length-1;let d;if(n<=i.times[0]){const e=a,t=h-a;d=i.values.slice(e,t)}else if(n>=i.times[c]){const e=c*h+a,t=e+h-a;d=i.values.slice(e,t)}else{const e=i.createInterpolant(),t=a,s=h-a;e.evaluate(n),d=e.resultBuffer.slice(t,s)}if("quaternion"===r){(new Mi).fromArray(d).normalize().conjugate().toArray(d)}const p=o.times.length;for(let e=0;e<p;++e){const t=e*l+u;if("quaternion"===r)Mi.multiplyQuaternionsFlat(o.values,t,d,0,o.values,t);else{const e=l-2*u;for(let s=0;s<e;++s)o.values[t+s]-=d[s]}}}return e.blendMode=Vt,e}};class Fu{constructor(e,t,s,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new t.constructor(s),this.sampleValues=t,this.valueSize=s,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let s=this._cachedIndex,i=t[s],r=t[s-1];e:{t:{let n;s:{i:if(!(e<i)){for(let n=s+2;;){if(void 0===i){if(e<r)break i;return s=t.length,this._cachedIndex=s,this.copySampleValue_(s-1)}if(s===n)break;if(r=i,i=t[++s],e<i)break t}n=t.length;break s}if(e>=r)break e;{const o=t[1];e<o&&(s=2,r=o);for(let n=s-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(s===n)break;if(i=r,r=t[--s-1],e>=r)break t}n=s,s=0}}for(;s<n;){const i=s+n>>>1;e<t[i]?n=i:s=i+1}if(i=t[s],r=t[s-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return s=t.length,this._cachedIndex=s,this.copySampleValue_(s-1)}this._cachedIndex=s,this.intervalChanged_(s,r,i)}return this.interpolate_(s,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,s=this.sampleValues,i=this.valueSize,r=e*i;for(let e=0;e!==i;++e)t[e]=s[r+e];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Uu extends Fu{constructor(e,t,s,i){super(e,t,s,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ut,endingEnd:Ut}}intervalChanged_(e,t,s){const i=this.parameterPositions;let r=e-2,n=e+1,o=i[r],a=i[n];if(void 0===o)switch(this.getSettings_().endingStart){case Ot:r=e,o=2*t-s;break;case zt:r=i.length-2,o=t+i[r]-i[r+1];break;default:r=e,o=s}if(void 0===a)switch(this.getSettings_().endingEnd){case Ot:n=e,a=2*s-t;break;case zt:n=1,a=s+i[1]-i[0];break;default:n=e-1,a=t}const h=.5*(s-t),u=this.valueSize;this._weightPrev=h/(t-o),this._weightNext=h/(a-s),this._offsetPrev=r*u,this._offsetNext=n*u}interpolate_(e,t,s,i){const r=this.resultBuffer,n=this.sampleValues,o=this.valueSize,a=e*o,h=a-o,u=this._offsetPrev,l=this._offsetNext,c=this._weightPrev,d=this._weightNext,p=(s-t)/(i-t),m=p*p,g=m*p,f=-c*g+2*c*m-c*p,y=(1+c)*g+(-1.5-2*c)*m+(-.5+c)*p+1,x=(-1-d)*g+(1.5+d)*m+.5*p,b=d*g-d*m;for(let e=0;e!==o;++e)r[e]=f*n[u+e]+y*n[h+e]+x*n[a+e]+b*n[l+e];return r}}class Ou extends Fu{constructor(e,t,s,i){super(e,t,s,i)}interpolate_(e,t,s,i){const r=this.resultBuffer,n=this.sampleValues,o=this.valueSize,a=e*o,h=a-o,u=(s-t)/(i-t),l=1-u;for(let e=0;e!==o;++e)r[e]=n[h+e]*l+n[a+e]*u;return r}}class zu extends Fu{constructor(e,t,s,i){super(e,t,s,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class Lu{constructor(e,t,s,i){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Cu(t,this.TimeBufferType),this.values=Cu(s,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let s;if(t.toJSON!==this.toJSON)s=t.toJSON(e);else{s={name:e.name,times:Cu(e.times,Array),values:Cu(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(s.interpolation=t)}return s.type=e.ValueTypeName,s}InterpolantFactoryMethodDiscrete(e){return new zu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Ou(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Uu(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case It:t=this.InterpolantFactoryMethodDiscrete;break;case Pt:t=this.InterpolantFactoryMethodLinear;break;case Ft:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return It;case this.InterpolantFactoryMethodLinear:return Pt;case this.InterpolantFactoryMethodSmooth:return Ft}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let s=0,i=t.length;s!==i;++s)t[s]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let s=0,i=t.length;s!==i;++s)t[s]*=e}return this}trim(e,t){const s=this.times,i=s.length;let r=0,n=i-1;for(;r!==i&&s[r]<e;)++r;for(;-1!==n&&s[n]>t;)--n;if(++n,0!==r||n!==i){r>=n&&(n=Math.max(n,1),r=n-1);const e=this.getValueSize();this.times=s.slice(r,n),this.values=this.values.slice(r*e,n*e)}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 s=this.times,i=this.values,r=s.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let n=null;for(let t=0;t!==r;t++){const i=s[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==n&&n>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,n),e=!1;break}n=i}if(void 0!==i&&Ru(i))for(let t=0,s=i.length;t!==s;++t){const s=i[t];if(isNaN(s)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,s),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),s=this.getValueSize(),i=this.getInterpolation()===Ft,r=e.length-1;let n=1;for(let o=1;o<r;++o){let r=!1;const a=e[o];if(a!==e[o+1]&&(1!==o||a!==e[0]))if(i)r=!0;else{const e=o*s,i=e-s,n=e+s;for(let o=0;o!==s;++o){const s=t[e+o];if(s!==t[i+o]||s!==t[n+o]){r=!0;break}}}if(r){if(o!==n){e[n]=e[o];const i=o*s,r=n*s;for(let e=0;e!==s;++e)t[r+e]=t[i+e]}++n}}if(r>0){e[n]=e[r];for(let e=r*s,i=n*s,o=0;o!==s;++o)t[i+o]=t[e+o];++n}return n!==e.length?(this.times=e.slice(0,n),this.values=t.slice(0,n*s)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),s=new(0,this.constructor)(this.name,e,t);return s.createInterpolant=this.createInterpolant,s}}Lu.prototype.TimeBufferType=Float32Array,Lu.prototype.ValueBufferType=Float32Array,Lu.prototype.DefaultInterpolation=Pt;class Vu extends Lu{constructor(e,t,s){super(e,t,s)}}Vu.prototype.ValueTypeName="bool",Vu.prototype.ValueBufferType=Array,Vu.prototype.DefaultInterpolation=It,Vu.prototype.InterpolantFactoryMethodLinear=void 0,Vu.prototype.InterpolantFactoryMethodSmooth=void 0;class Du extends Lu{}Du.prototype.ValueTypeName="color";class ku extends Lu{}ku.prototype.ValueTypeName="number";class Gu extends Fu{constructor(e,t,s,i){super(e,t,s,i)}interpolate_(e,t,s,i){const r=this.resultBuffer,n=this.sampleValues,o=this.valueSize,a=(s-t)/(i-t);let h=e*o;for(let e=h+o;h!==e;h+=4)Mi.slerpFlat(r,0,n,h-o,n,h,a);return r}}class Wu extends Lu{InterpolantFactoryMethodLinear(e){return new Gu(this.times,this.values,this.getValueSize(),e)}}Wu.prototype.ValueTypeName="quaternion",Wu.prototype.InterpolantFactoryMethodSmooth=void 0;class ju extends Lu{constructor(e,t,s){super(e,t,s)}}ju.prototype.ValueTypeName="string",ju.prototype.ValueBufferType=Array,ju.prototype.DefaultInterpolation=It,ju.prototype.InterpolantFactoryMethodLinear=void 0,ju.prototype.InterpolantFactoryMethodSmooth=void 0;class Hu extends Lu{}Hu.prototype.ValueTypeName="vector";class qu{constructor(e="",t=-1,s=[],i=2500){this.name=e,this.tracks=s,this.duration=t,this.blendMode=i,this.uuid=Gs(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],s=e.tracks,i=1/(e.fps||1);for(let e=0,r=s.length;e!==r;++e)t.push($u(s[e]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){const t=[],s=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let e=0,i=s.length;e!==i;++e)t.push(Lu.toJSON(s[e]));return i}static CreateFromMorphTargetSequence(e,t,s,i){const r=t.length,n=[];for(let e=0;e<r;e++){let o=[],a=[];o.push((e+r-1)%r,e,(e+1)%r),a.push(0,1,0);const h=Eu(o);o=Bu(o,1,h),a=Bu(a,1,h),i||0!==o[0]||(o.push(r),a.push(a[0])),n.push(new ku(".morphTargetInfluences["+t[e].name+"]",o,a).scale(1/s))}return new this(e,-1,n)}static findByName(e,t){let s=e;if(!Array.isArray(e)){const t=e;s=t.geometry&&t.geometry.animations||t.animations}for(let e=0;e<s.length;e++)if(s[e].name===t)return s[e];return null}static CreateClipsFromMorphTargetSequences(e,t,s){const i={},r=/^([\w-]*?)([\d]+)$/;for(let t=0,s=e.length;t<s;t++){const s=e[t],n=s.name.match(r);if(n&&n.length>1){const e=n[1];let t=i[e];t||(i[e]=t=[]),t.push(s)}}const n=[];for(const e in i)n.push(this.CreateFromMorphTargetSequence(e,i[e],t,s));return n}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const s=function(e,t,s,i,r){if(0!==s.length){const n=[],o=[];Iu(s,n,o,i),0!==n.length&&r.push(new e(t,n,o))}},i=[],r=e.name||"default",n=e.fps||30,o=e.blendMode;let a=e.length||-1;const h=e.hierarchy||[];for(let e=0;e<h.length;e++){const r=h[e].keys;if(r&&0!==r.length)if(r[0].morphTargets){const e={};let t;for(t=0;t<r.length;t++)if(r[t].morphTargets)for(let s=0;s<r[t].morphTargets.length;s++)e[r[t].morphTargets[s]]=-1;for(const s in e){const e=[],n=[];for(let i=0;i!==r[t].morphTargets.length;++i){const i=r[t];e.push(i.time),n.push(i.morphTarget===s?1:0)}i.push(new ku(".morphTargetInfluence["+s+"]",e,n))}a=e.length*n}else{const n=".bones["+t[e].name+"]";s(Hu,n+".position",r,"pos",i),s(Wu,n+".quaternion",r,"rot",i),s(Hu,n+".scale",r,"scl",i)}}if(0===i.length)return null;return new this(r,a,i,o)}resetDuration(){let e=0;for(let t=0,s=this.tracks.length;t!==s;++t){const s=this.tracks[t];e=Math.max(e,s.times[s.times.length-1])}return this.duration=e,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 $u(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ku;case"vector":case"vector2":case"vector3":case"vector4":return Hu;case"color":return Du;case"quaternion":return Wu;case"bool":case"boolean":return Vu;case"string":return ju}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],s=[];Iu(e.keys,t,s,"value"),e.times=t,e.values=s}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const Xu={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class Yu{constructor(e,t,s){const i=this;let r,n=!1,o=0,a=0;const h=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=s,this.itemStart=function(e){a++,!1===n&&void 0!==i.onStart&&i.onStart(e,o,a),n=!0},this.itemEnd=function(e){o++,void 0!==i.onProgress&&i.onProgress(e,o,a),o===a&&(n=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(e){void 0!==i.onError&&i.onError(e)},this.resolveURL=function(e){return r?r(e):e},this.setURLModifier=function(e){return r=e,this},this.addHandler=function(e,t){return h.push(e,t),this},this.removeHandler=function(e){const t=h.indexOf(e);return-1!==t&&h.splice(t,2),this},this.getHandler=function(e){for(let t=0,s=h.length;t<s;t+=2){const s=h[t],i=h[t+1];if(s.global&&(s.lastIndex=0),s.test(e))return i}return null}}}const Zu=new Yu;class Ju{constructor(e){this.manager=void 0!==e?e:Zu,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const s=this;return new Promise((function(i,r){s.load(e,i,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}Ju.DEFAULT_MATERIAL_NAME="__DEFAULT";const Ku={};class Qu extends Error{constructor(e,t){super(e),this.response=t}}class el extends Ju{constructor(e){super(e)}load(e,t,s,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=Xu.get(e);if(void 0!==r)return this.manager.itemStart(e),setTimeout((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==Ku[e])return void 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${t.status}: ${t.statusText}`,t)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,o)));case"json":return e.json();default:if(void 0===o)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(o),s=t&&t[1]?t[1].toLowerCase():void 0,i=new TextDecoder(s);return e.arrayBuffer().then((e=>i.decode(e)))}}})).then((t=>{Xu.add(e,t);const s=Ku[e];delete Ku[e];for(let e=0,i=s.length;e<i;e++){const i=s[e];i.onLoad&&i.onLoad(t)}})).catch((t=>{const s=Ku[e];if(void 0===s)throw this.manager.itemError(e),t;delete Ku[e];for(let e=0,i=s.length;e<i;e++){const i=s[e];i.onError&&i.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class tl extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new el(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(e,(function(s){try{t(r.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),s,i)}parse(e){const t=[];for(let s=0;s<e.length;s++){const i=qu.parse(e[s]);t.push(i)}return t}}class sl extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=[],o=new ka,a=new el(this.manager);a.setPath(this.path),a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setWithCredentials(r.withCredentials);let h=0;function u(u){a.load(e[u],(function(e){const s=r.parse(e,!0);n[u]={width:s.width,height:s.height,format:s.format,mipmaps:s.mipmaps},h+=1,6===h&&(1===s.mipmapCount&&(o.minFilter=Te),o.image=n,o.format=s.format,o.needsUpdate=!0,t&&t(o))}),s,i)}if(Array.isArray(e))for(let t=0,s=e.length;t<s;++t)u(t);else a.load(e,(function(e){const s=r.parse(e,!0);if(s.isCubemap){const e=s.mipmaps.length/s.mipmapCount;for(let t=0;t<e;t++){n[t]={mipmaps:[]};for(let e=0;e<s.mipmapCount;e++)n[t].mipmaps.push(s.mipmaps[t*s.mipmapCount+e]),n[t].format=s.format,n[t].width=s.width,n[t].height=s.height}o.image=n}else o.image.width=s.width,o.image.height=s.height,o.mipmaps=s.mipmaps;1===s.mipmapCount&&(o.minFilter=Te),o.format=s.format,o.needsUpdate=!0,t&&t(o)}),s,i);return o}}class il extends Ju{constructor(e){super(e)}load(e,t,s,i){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,n=Xu.get(e);if(void 0!==n)return r.manager.itemStart(e),setTimeout((function(){t&&t(n),r.manager.itemEnd(e)}),0),n;const o=ei("img");function a(){u(),Xu.add(e,this),t&&t(this),r.manager.itemEnd(e)}function h(t){u(),i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)}function u(){o.removeEventListener("load",a,!1),o.removeEventListener("error",h,!1)}return o.addEventListener("load",a,!1),o.addEventListener("error",h,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(o.crossOrigin=this.crossOrigin),r.manager.itemStart(e),o.src=e,o}}class rl extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=new Xn;r.colorSpace=Zt;const n=new il(this.manager);n.setCrossOrigin(this.crossOrigin),n.setPath(this.path);let o=0;function a(s){n.load(e[s],(function(e){r.images[s]=e,o++,6===o&&(r.needsUpdate=!0,t&&t(r))}),void 0,i)}for(let t=0;t<e.length;++t)a(t);return r}}class nl extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new Po,o=new el(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(r.withCredentials),o.load(e,(function(e){let s;try{s=r.parse(e)}catch(e){if(void 0===i)return void console.error(e);i(e)}void 0!==s.image?n.image=s.image:void 0!==s.data&&(n.image.width=s.width,n.image.height=s.height,n.image.data=s.data),n.wrapS=void 0!==s.wrapS?s.wrapS:me,n.wrapT=void 0!==s.wrapT?s.wrapT:me,n.magFilter=void 0!==s.magFilter?s.magFilter:Te,n.minFilter=void 0!==s.minFilter?s.minFilter:Te,n.anisotropy=void 0!==s.anisotropy?s.anisotropy:1,void 0!==s.colorSpace&&(n.colorSpace=s.colorSpace),void 0!==s.flipY&&(n.flipY=s.flipY),void 0!==s.format&&(n.format=s.format),void 0!==s.type&&(n.type=s.type),void 0!==s.mipmaps&&(n.mipmaps=s.mipmaps,n.minFilter=Se),1===s.mipmapCount&&(n.minFilter=Te),void 0!==s.generateMipmaps&&(n.generateMipmaps=s.generateMipmaps),n.needsUpdate=!0,t&&t(n,s)}),s,i),n}}class ol extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=new yi,n=new il(this.manager);return n.setCrossOrigin(this.crossOrigin),n.setPath(this.path),n.load(e,(function(e){r.image=e,r.needsUpdate=!0,void 0!==t&&t(r)}),s,i),r}}class al extends Rr{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Xr(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,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),void 0!==this.target&&(t.object.target=this.target.uuid),t}}class hl extends al{constructor(e,t,s){super(e,s),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(Rr.DEFAULT_UP),this.updateMatrix(),this.groundColor=new Xr(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const ul=new sr,ll=new Ai,cl=new Ai;class dl{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Ys(512,512),this.map=null,this.mapPass=null,this.matrix=new sr,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Ko,this._frameExtents=new Ys(1,1),this._viewportCount=1,this._viewports=[new xi(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,s=this.matrix;ll.setFromMatrixPosition(e.matrixWorld),t.position.copy(ll),cl.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(cl),t.updateMatrixWorld(),ul.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(ul),s.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),s.multiply(ul)}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 1!==this.intensity&&(e.intensity=this.intensity),0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class pl extends dl{constructor(){super(new Hn(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,s=2*ks*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;s===t.fov&&i===t.aspect&&r===t.far||(t.fov=s,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class ml extends al{constructor(e,t,s=0,i=Math.PI/3,r=0,n=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Rr.DEFAULT_UP),this.updateMatrix(),this.target=new Rr,this.distance=s,this.angle=i,this.penumbra=r,this.decay=n,this.map=null,this.shadow=new pl}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 gl=new sr,fl=new Ai,yl=new Ai;class xl extends dl{constructor(){super(new Hn(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Ys(4,2),this._viewportCount=6,this._viewports=[new xi(2,1,1,1),new xi(0,1,1,1),new xi(3,1,1,1),new xi(1,1,1,1),new xi(3,0,1,1),new xi(1,0,1,1)],this._cubeDirections=[new Ai(1,0,0),new Ai(-1,0,0),new Ai(0,0,1),new Ai(0,0,-1),new Ai(0,1,0),new Ai(0,-1,0)],this._cubeUps=[new Ai(0,1,0),new Ai(0,1,0),new Ai(0,1,0),new Ai(0,1,0),new Ai(0,0,1),new Ai(0,0,-1)]}updateMatrices(e,t=0){const s=this.camera,i=this.matrix,r=e.distance||s.far;r!==s.far&&(s.far=r,s.updateProjectionMatrix()),fl.setFromMatrixPosition(e.matrixWorld),s.position.copy(fl),yl.copy(s.position),yl.add(this._cubeDirections[t]),s.up.copy(this._cubeUps[t]),s.lookAt(yl),s.updateMatrixWorld(),i.makeTranslation(-fl.x,-fl.y,-fl.z),gl.multiplyMatrices(s.projectionMatrix,s.matrixWorldInverse),this._frustum.setFromProjectionMatrix(gl)}}class bl extends al{constructor(e,t,s=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=s,this.decay=i,this.shadow=new xl}get power(){return 4*this.intensity*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 vl extends kn{constructor(e=-1,t=1,s=1,i=-1,r=.1,n=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=s,this.bottom=i,this.near=r,this.far=n,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=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,s,i,r,n){null===this.view&&(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=s,this.view.offsetY=i,this.view.width=r,this.view.height=n,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),s=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=s-e,n=s+e,o=i+t,a=i-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,n=r+e*this.view.width,o-=t*this.view.offsetY,a=o-t*this.view.height}this.projectionMatrix.makeOrthographic(r,n,o,a,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,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}class Tl extends dl{constructor(){super(new vl(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class _l extends al{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Rr.DEFAULT_UP),this.updateMatrix(),this.target=new Rr,this.shadow=new Tl}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class wl extends al{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Sl extends al{constructor(e,t,s=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=s,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 Ml{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new Ai)}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 s=e.x,i=e.y,r=e.z,n=this.coefficients;return t.copy(n[0]).multiplyScalar(.282095),t.addScaledVector(n[1],.488603*i),t.addScaledVector(n[2],.488603*r),t.addScaledVector(n[3],.488603*s),t.addScaledVector(n[4],s*i*1.092548),t.addScaledVector(n[5],i*r*1.092548),t.addScaledVector(n[6],.315392*(3*r*r-1)),t.addScaledVector(n[7],s*r*1.092548),t.addScaledVector(n[8],.546274*(s*s-i*i)),t}getIrradianceAt(e,t){const s=e.x,i=e.y,r=e.z,n=this.coefficients;return t.copy(n[0]).multiplyScalar(.886227),t.addScaledVector(n[1],1.023328*i),t.addScaledVector(n[2],1.023328*r),t.addScaledVector(n[3],1.023328*s),t.addScaledVector(n[4],.858086*s*i),t.addScaledVector(n[5],.858086*i*r),t.addScaledVector(n[6],.743125*r*r-.247708),t.addScaledVector(n[7],.858086*s*r),t.addScaledVector(n[8],.429043*(s*s-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 s=0;s<9;s++)this.coefficients[s].addScaledVector(e.coefficients[s],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let s=0;s<9;s++)this.coefficients[s].lerp(e.coefficients[s],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 s=this.coefficients;for(let i=0;i<9;i++)s[i].fromArray(e,t+3*i);return this}toArray(e=[],t=0){const s=this.coefficients;for(let i=0;i<9;i++)s[i].toArray(e,t+3*i);return e}static getBasisAt(e,t){const s=e.x,i=e.y,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*s,t[4]=1.092548*s*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*s*r,t[8]=.546274*(s*s-i*i)}}class Al extends al{constructor(e=new Ml,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 Nl extends Ju{constructor(e){super(e),this.textures={}}load(e,t,s,i){const r=this,n=new el(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(e,(function(s){try{t(r.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),s,i)}parse(e){const t=this.textures;function s(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const i=this.createMaterialFromType(e.type);if(void 0!==e.uuid&&(i.uuid=e.uuid),void 0!==e.name&&(i.name=e.name),void 0!==e.color&&void 0!==i.color&&i.color.setHex(e.color),void 0!==e.roughness&&(i.roughness=e.roughness),void 0!==e.metalness&&(i.metalness=e.metalness),void 0!==e.sheen&&(i.sheen=e.sheen),void 0!==e.sheenColor&&(i.sheenColor=(new Xr).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(i.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==i.emissive&&i.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==i.specular&&i.specular.setHex(e.specular),void 0!==e.specularIntensity&&(i.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==i.specularColor&&i.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(i.shininess=e.shininess),void 0!==e.clearcoat&&(i.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(i.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.dispersion&&(i.dispersion=e.dispersion),void 0!==e.iridescence&&(i.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(i.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(i.transmission=e.transmission),void 0!==e.thickness&&(i.thickness=e.thickness),void 0!==e.attenuationDistance&&(i.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==i.attenuationColor&&i.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(i.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(i.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(i.fog=e.fog),void 0!==e.flatShading&&(i.flatShading=e.flatShading),void 0!==e.blending&&(i.blending=e.blending),void 0!==e.combine&&(i.combine=e.combine),void 0!==e.side&&(i.side=e.side),void 0!==e.shadowSide&&(i.shadowSide=e.shadowSide),void 0!==e.opacity&&(i.opacity=e.opacity),void 0!==e.transparent&&(i.transparent=e.transparent),void 0!==e.alphaTest&&(i.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(i.alphaHash=e.alphaHash),void 0!==e.depthFunc&&(i.depthFunc=e.depthFunc),void 0!==e.depthTest&&(i.depthTest=e.depthTest),void 0!==e.depthWrite&&(i.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(i.colorWrite=e.colorWrite),void 0!==e.blendSrc&&(i.blendSrc=e.blendSrc),void 0!==e.blendDst&&(i.blendDst=e.blendDst),void 0!==e.blendEquation&&(i.blendEquation=e.blendEquation),void 0!==e.blendSrcAlpha&&(i.blendSrcAlpha=e.blendSrcAlpha),void 0!==e.blendDstAlpha&&(i.blendDstAlpha=e.blendDstAlpha),void 0!==e.blendEquationAlpha&&(i.blendEquationAlpha=e.blendEquationAlpha),void 0!==e.blendColor&&void 0!==i.blendColor&&i.blendColor.setHex(e.blendColor),void 0!==e.blendAlpha&&(i.blendAlpha=e.blendAlpha),void 0!==e.stencilWriteMask&&(i.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(i.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(i.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(i.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(i.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(i.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(i.stencilZPass=e.stencilZPass),void 0!==e.stencilWrite&&(i.stencilWrite=e.stencilWrite),void 0!==e.wireframe&&(i.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(i.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(i.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(i.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(i.rotation=e.rotation),void 0!==e.linewidth&&(i.linewidth=e.linewidth),void 0!==e.dashSize&&(i.dashSize=e.dashSize),void 0!==e.gapSize&&(i.gapSize=e.gapSize),void 0!==e.scale&&(i.scale=e.scale),void 0!==e.polygonOffset&&(i.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(i.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(i.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(i.dithering=e.dithering),void 0!==e.alphaToCoverage&&(i.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(i.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(i.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(i.visible=e.visible),void 0!==e.toneMapped&&(i.toneMapped=e.toneMapped),void 0!==e.userData&&(i.userData=e.userData),void 0!==e.vertexColors&&("number"==typeof e.vertexColors?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const t in e.uniforms){const r=e.uniforms[t];switch(i.uniforms[t]={},r.type){case"t":i.uniforms[t].value=s(r.value);break;case"c":i.uniforms[t].value=(new Xr).setHex(r.value);break;case"v2":i.uniforms[t].value=(new Ys).fromArray(r.value);break;case"v3":i.uniforms[t].value=(new Ai).fromArray(r.value);break;case"v4":i.uniforms[t].value=(new xi).fromArray(r.value);break;case"m3":i.uniforms[t].value=(new Zs).fromArray(r.value);break;case"m4":i.uniforms[t].value=(new sr).fromArray(r.value);break;default:i.uniforms[t].value=r.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(i.glslVersion=e.glslVersion),void 0!==e.extensions)for(const t in e.extensions)i.extensions[t]=e.extensions[t];if(void 0!==e.lights&&(i.lights=e.lights),void 0!==e.clipping&&(i.clipping=e.clipping),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=s(e.map)),void 0!==e.matcap&&(i.matcap=s(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=s(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=s(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=s(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),i.normalScale=(new Ys).fromArray(t)}return void 0!==e.displacementMap&&(i.displacementMap=s(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=s(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=s(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=s(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=s(e.specularMap)),void 0!==e.specularIntensityMap&&(i.specularIntensityMap=s(e.specularIntensityMap)),void 0!==e.specularColorMap&&(i.specularColorMap=s(e.specularColorMap)),void 0!==e.envMap&&(i.envMap=s(e.envMap)),void 0!==e.envMapRotation&&i.envMapRotation.fromArray(e.envMapRotation),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=s(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=s(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=s(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=s(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=s(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=s(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new Ys).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(i.iridescenceMap=s(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(i.iridescenceThicknessMap=s(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(i.transmissionMap=s(e.transmissionMap)),void 0!==e.thicknessMap&&(i.thicknessMap=s(e.thicknessMap)),void 0!==e.anisotropyMap&&(i.anisotropyMap=s(e.anisotropyMap)),void 0!==e.sheenColorMap&&(i.sheenColorMap=s(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(i.sheenRoughnessMap=s(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return Nl.createMaterialFromType(e)}static createMaterialFromType(e){return new{ShadowMaterial:fu,SpriteMaterial:so,RawShaderMaterial:yu,ShaderMaterial:Dn,PointsMaterial:Ba,MeshPhysicalMaterial:bu,MeshStandardMaterial:xu,MeshPhongMaterial:vu,MeshToonMaterial:Tu,MeshNormalMaterial:_u,MeshLambertMaterial:wu,MeshDepthMaterial:Su,MeshDistanceMaterial:Mu,MeshBasicMaterial:Kr,MeshMatcapMaterial:Au,LineDashedMaterial:Nu,LineBasicMaterial:ya,Material:Jr}[e]}}class Cl{static decodeText(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let s=0,i=e.length;s<i;s++)t+=String.fromCharCode(e[s]);try{return decodeURIComponent(escape(t))}catch(e){return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!=typeof e||""===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 Rl extends Sn{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 El extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new el(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(e,(function(s){try{t(r.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),s,i)}parse(e){const t={},s={};function i(e,i){if(void 0!==t[i])return t[i];const r=e.interleavedBuffers[i],n=function(e,t){if(void 0!==s[t])return s[t];const i=e.arrayBuffers,r=i[t],n=new Uint32Array(r).buffer;return s[t]=n,n}(e,r.buffer),o=Qs(r.type,n),a=new Qn(o,r.stride);return a.uuid=r.uuid,t[i]=a,a}const r=e.isInstancedBufferGeometry?new Rl:new Sn,n=e.data.index;if(void 0!==n){const e=Qs(n.type,n.array);r.setIndex(new an(e,1))}const o=e.data.attributes;for(const t in o){const s=o[t];let n;if(s.isInterleavedBufferAttribute){const t=i(e.data,s.data);n=new to(t,s.itemSize,s.offset,s.normalized)}else{const e=Qs(s.type,s.array);n=new(s.isInstancedBufferAttribute?zo:an)(e,s.itemSize,s.normalized)}void 0!==s.name&&(n.name=s.name),void 0!==s.usage&&n.setUsage(s.usage),r.setAttribute(t,n)}const a=e.data.morphAttributes;if(a)for(const t in a){const s=a[t],n=[];for(let t=0,r=s.length;t<r;t++){const r=s[t];let o;if(r.isInterleavedBufferAttribute){const t=i(e.data,r.data);o=new to(t,r.itemSize,r.offset,r.normalized)}else{const e=Qs(r.type,r.array);o=new an(e,r.itemSize,r.normalized)}void 0!==r.name&&(o.name=r.name),n.push(o)}r.morphAttributes[t]=n}e.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);const h=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==h)for(let e=0,t=h.length;e!==t;++e){const t=h[e];r.addGroup(t.start,t.count,t.materialIndex)}const u=e.data.boundingSphere;if(void 0!==u){const e=new Ai;void 0!==u.center&&e.fromArray(u.center),r.boundingSphere=new $i(e,u.radius)}return e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}}class Bl extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=""===this.path?Cl.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const o=new el(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,(function(s){let n=null;try{n=JSON.parse(s)}catch(t){return void 0!==i&&i(t),void console.error("THREE:ObjectLoader: Can't parse "+e+".",t.message)}const o=n.metadata;if(void 0===o||void 0===o.type||"geometry"===o.type.toLowerCase())return void 0!==i&&i(new Error("THREE.ObjectLoader: Can't load "+e)),void console.error("THREE.ObjectLoader: Can't load "+e);r.parse(n,t)}),s,i)}async loadAsync(e,t){const s=""===this.path?Cl.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||s;const i=new el(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials);const r=await i.loadAsync(e,t),n=JSON.parse(r),o=n.metadata;if(void 0===o||void 0===o.type||"geometry"===o.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(n)}parse(e,t){const s=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,i),n=this.parseImages(e.images,(function(){void 0!==t&&t(h)})),o=this.parseTextures(e.textures,n),a=this.parseMaterials(e.materials,o),h=this.parseObject(e.object,r,a,o,s),u=this.parseSkeletons(e.skeletons,h);if(this.bindSkeletons(h,u),this.bindLightTargets(h),void 0!==t){let e=!1;for(const t in n)if(n[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(h)}return h}async parseAsync(e){const t=this.parseAnimations(e.animations),s=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,s),r=await this.parseImagesAsync(e.images),n=this.parseTextures(e.textures,r),o=this.parseMaterials(e.materials,n),a=this.parseObject(e.object,i,o,n,t),h=this.parseSkeletons(e.skeletons,a);return this.bindSkeletons(a,h),this.bindLightTargets(a),a}parseShapes(e){const t={};if(void 0!==e)for(let s=0,i=e.length;s<i;s++){const i=(new Ah).fromJSON(e[s]);t[i.uuid]=i}return t}parseSkeletons(e,t){const s={},i={};if(t.traverse((function(e){e.isBone&&(i[e.uuid]=e)})),void 0!==e)for(let t=0,r=e.length;t<r;t++){const r=(new Oo).fromJSON(e[t],i);s[r.uuid]=r}return s}parseGeometries(e,t){const s={};if(void 0!==e){const i=new El;for(let r=0,n=e.length;r<n;r++){let n;const o=e[r];switch(o.type){case"BufferGeometry":case"InstancedBufferGeometry":n=i.parse(o);break;default:o.type in gu?n=gu[o.type].fromJSON(o,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${o.type}"`)}n.uuid=o.uuid,void 0!==o.name&&(n.name=o.name),void 0!==o.userData&&(n.userData=o.userData),s[o.uuid]=n}}return s}parseMaterials(e,t){const s={},i={};if(void 0!==e){const r=new Nl;r.setTextures(t);for(let t=0,n=e.length;t<n;t++){const n=e[t];void 0===s[n.uuid]&&(s[n.uuid]=r.parse(n)),i[n.uuid]=s[n.uuid]}}return i}parseAnimations(e){const t={};if(void 0!==e)for(let s=0;s<e.length;s++){const i=e[s],r=qu.parse(i);t[r.uuid]=r}return t}parseImages(e,t){const s=this,i={};let r;function n(e){if("string"==typeof e){const t=e;return function(e){return s.manager.itemStart(e),r.load(e,(function(){s.manager.itemEnd(e)}),void 0,(function(){s.manager.itemError(e),s.manager.itemEnd(e)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(t)?t:s.resourcePath+t)}return e.data?{data:Qs(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){const s=new Yu(t);r=new il(s),r.setCrossOrigin(this.crossOrigin);for(let t=0,s=e.length;t<s;t++){const s=e[t],r=s.url;if(Array.isArray(r)){const e=[];for(let t=0,s=r.length;t<s;t++){const s=n(r[t]);null!==s&&(s instanceof HTMLImageElement?e.push(s):e.push(new Po(s.data,s.width,s.height)))}i[s.uuid]=new mi(e)}else{const e=n(s.url);i[s.uuid]=new mi(e)}}}return i}async parseImagesAsync(e){const t=this,s={};let i;async function r(e){if("string"==typeof e){const s=e,r=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(s)?s:t.resourcePath+s;return await i.loadAsync(r)}return e.data?{data:Qs(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){i=new il(this.manager),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){const i=e[t],n=i.url;if(Array.isArray(n)){const e=[];for(let t=0,s=n.length;t<s;t++){const s=n[t],i=await r(s);null!==i&&(i instanceof HTMLImageElement?e.push(i):e.push(new Po(i.data,i.width,i.height)))}s[i.uuid]=new mi(e)}else{const e=await r(i.url);s[i.uuid]=new mi(e)}}}return s}parseTextures(e,t){function s(e,t){return"number"==typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}const i={};if(void 0!==e)for(let r=0,n=e.length;r<n;r++){const n=e[r];void 0===n.image&&console.warn('THREE.ObjectLoader: No "image" specified for',n.uuid),void 0===t[n.image]&&console.warn("THREE.ObjectLoader: Undefined image",n.image);const o=t[n.image],a=o.data;let h;Array.isArray(a)?(h=new Xn,6===a.length&&(h.needsUpdate=!0)):(h=a&&a.data?new Po:new yi,a&&(h.needsUpdate=!0)),h.source=o,h.uuid=n.uuid,void 0!==n.name&&(h.name=n.name),void 0!==n.mapping&&(h.mapping=s(n.mapping,Il)),void 0!==n.channel&&(h.channel=n.channel),void 0!==n.offset&&h.offset.fromArray(n.offset),void 0!==n.repeat&&h.repeat.fromArray(n.repeat),void 0!==n.center&&h.center.fromArray(n.center),void 0!==n.rotation&&(h.rotation=n.rotation),void 0!==n.wrap&&(h.wrapS=s(n.wrap[0],Pl),h.wrapT=s(n.wrap[1],Pl)),void 0!==n.format&&(h.format=n.format),void 0!==n.internalFormat&&(h.internalFormat=n.internalFormat),void 0!==n.type&&(h.type=n.type),void 0!==n.colorSpace&&(h.colorSpace=n.colorSpace),void 0!==n.minFilter&&(h.minFilter=s(n.minFilter,Fl)),void 0!==n.magFilter&&(h.magFilter=s(n.magFilter,Fl)),void 0!==n.anisotropy&&(h.anisotropy=n.anisotropy),void 0!==n.flipY&&(h.flipY=n.flipY),void 0!==n.generateMipmaps&&(h.generateMipmaps=n.generateMipmaps),void 0!==n.premultiplyAlpha&&(h.premultiplyAlpha=n.premultiplyAlpha),void 0!==n.unpackAlignment&&(h.unpackAlignment=n.unpackAlignment),void 0!==n.compareFunction&&(h.compareFunction=n.compareFunction),void 0!==n.userData&&(h.userData=n.userData),i[n.uuid]=h}return i}parseObject(e,t,s,i,r){let n,o,a;function h(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function u(e){if(void 0!==e){if(Array.isArray(e)){const t=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];void 0===s[r]&&console.warn("THREE.ObjectLoader: Undefined material",r),t.push(s[r])}return t}return void 0===s[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),s[e]}}function l(e){return void 0===i[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),i[e]}switch(e.type){case"Scene":n=new Kn,void 0!==e.background&&(Number.isInteger(e.background)?n.background=new Xr(e.background):n.background=l(e.background)),void 0!==e.environment&&(n.environment=l(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?n.fog=new Jn(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(n.fog=new Zn(e.fog.color,e.fog.density)),""!==e.fog.name&&(n.fog.name=e.fog.name)),void 0!==e.backgroundBlurriness&&(n.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(n.backgroundIntensity=e.backgroundIntensity),void 0!==e.backgroundRotation&&n.backgroundRotation.fromArray(e.backgroundRotation),void 0!==e.environmentIntensity&&(n.environmentIntensity=e.environmentIntensity),void 0!==e.environmentRotation&&n.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":n=new Hn(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(n.focus=e.focus),void 0!==e.zoom&&(n.zoom=e.zoom),void 0!==e.filmGauge&&(n.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(n.filmOffset=e.filmOffset),void 0!==e.view&&(n.view=Object.assign({},e.view));break;case"OrthographicCamera":n=new vl(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(n.zoom=e.zoom),void 0!==e.view&&(n.view=Object.assign({},e.view));break;case"AmbientLight":n=new wl(e.color,e.intensity);break;case"DirectionalLight":n=new _l(e.color,e.intensity),n.target=e.target||"";break;case"PointLight":n=new bl(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":n=new Sl(e.color,e.intensity,e.width,e.height);break;case"SpotLight":n=new ml(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),n.target=e.target||"";break;case"HemisphereLight":n=new hl(e.color,e.groundColor,e.intensity);break;case"LightProbe":n=(new Al).fromJSON(e);break;case"SkinnedMesh":o=h(e.geometry),a=u(e.material),n=new Bo(o,a),void 0!==e.bindMode&&(n.bindMode=e.bindMode),void 0!==e.bindMatrix&&n.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(n.skeleton=e.skeleton);break;case"Mesh":o=h(e.geometry),a=u(e.material),n=new On(o,a);break;case"InstancedMesh":o=h(e.geometry),a=u(e.material);const t=e.count,s=e.instanceMatrix,i=e.instanceColor;n=new Ho(o,a,t),n.instanceMatrix=new zo(new Float32Array(s.array),16),void 0!==i&&(n.instanceColor=new zo(new Float32Array(i.array),i.itemSize));break;case"BatchedMesh":o=h(e.geometry),a=u(e.material),n=new fa(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,a),n.geometry=o,n.perObjectFrustumCulled=e.perObjectFrustumCulled,n.sortObjects=e.sortObjects,n._drawRanges=e.drawRanges,n._reservedRanges=e.reservedRanges,n._visibility=e.visibility,n._active=e.active,n._bounds=e.bounds.map((e=>{const t=new Ri;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);const s=new $i;return s.radius=e.sphereRadius,s.center.fromArray(e.sphereCenter),{boxInitialized:e.boxInitialized,box:t,sphereInitialized:e.sphereInitialized,sphere:s}})),n._maxInstanceCount=e.maxInstanceCount,n._maxVertexCount=e.maxVertexCount,n._maxIndexCount=e.maxIndexCount,n._geometryInitialized=e.geometryInitialized,n._geometryCount=e.geometryCount,n._matricesTexture=l(e.matricesTexture.uuid),void 0!==e.colorsTexture&&(n._colorsTexture=l(e.colorsTexture.uuid));break;case"LOD":n=new To;break;case"Line":n=new Ma(h(e.geometry),u(e.material));break;case"LineLoop":n=new Ea(h(e.geometry),u(e.material));break;case"LineSegments":n=new Ra(h(e.geometry),u(e.material));break;case"PointCloud":case"Points":n=new Oa(h(e.geometry),u(e.material));break;case"Sprite":n=new yo(u(e.material));break;case"Group":n=new La;break;case"Bone":n=new Io;break;default:n=new Rr}if(n.uuid=e.uuid,void 0!==e.name&&(n.name=e.name),void 0!==e.matrix?(n.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(n.matrixAutoUpdate=e.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==e.position&&n.position.fromArray(e.position),void 0!==e.rotation&&n.rotation.fromArray(e.rotation),void 0!==e.quaternion&&n.quaternion.fromArray(e.quaternion),void 0!==e.scale&&n.scale.fromArray(e.scale)),void 0!==e.up&&n.up.fromArray(e.up),void 0!==e.castShadow&&(n.castShadow=e.castShadow),void 0!==e.receiveShadow&&(n.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.intensity&&(n.shadow.intensity=e.shadow.intensity),void 0!==e.shadow.bias&&(n.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(n.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(n.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&n.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(n.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(n.visible=e.visible),void 0!==e.frustumCulled&&(n.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(n.renderOrder=e.renderOrder),void 0!==e.userData&&(n.userData=e.userData),void 0!==e.layers&&(n.layers.mask=e.layers),void 0!==e.children){const o=e.children;for(let e=0;e<o.length;e++)n.add(this.parseObject(o[e],t,s,i,r))}if(void 0!==e.animations){const t=e.animations;for(let e=0;e<t.length;e++){const s=t[e];n.animations.push(r[s])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(n.autoUpdate=e.autoUpdate);const t=e.levels;for(let e=0;e<t.length;e++){const s=t[e],i=n.getObjectByProperty("uuid",s.object);void 0!==i&&n.addLevel(i,s.distance,s.hysteresis)}}return n}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse((function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){const s=t[e.skeleton];void 0===s?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(s,e.bindMatrix)}}))}bindLightTargets(e){e.traverse((function(t){if(t.isDirectionalLight||t.isSpotLight){const s=t.target,i=e.getObjectByProperty("uuid",s);t.target=void 0!==i?i:new Rr}}))}}const Il={UVMapping:ae,CubeReflectionMapping:he,CubeRefractionMapping:ue,EquirectangularReflectionMapping:le,EquirectangularRefractionMapping:ce,CubeUVReflectionMapping:de},Pl={RepeatWrapping:pe,ClampToEdgeWrapping:me,MirroredRepeatWrapping:ge},Fl={NearestFilter:fe,NearestMipmapNearestFilter:ye,NearestMipmapLinearFilter:be,LinearFilter:Te,LinearMipmapNearestFilter:_e,LinearMipmapLinearFilter:Se};class Ul extends Ju{constructor(e){super(e),this.isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,s,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,n=Xu.get(e);if(void 0!==n)return r.manager.itemStart(e),n.then?void n.then((s=>{t&&t(s),r.manager.itemEnd(e)})).catch((e=>{i&&i(e)})):(setTimeout((function(){t&&t(n),r.manager.itemEnd(e)}),0),n);const o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",o.headers=this.requestHeader;const a=fetch(e,o).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(s){return Xu.add(e,s),t&&t(s),r.manager.itemEnd(e),s})).catch((function(t){i&&i(t),Xu.remove(e),r.manager.itemError(e),r.manager.itemEnd(e)}));Xu.add(e,a),r.manager.itemStart(e)}}let Ol;class zl{static getContext(){return void 0===Ol&&(Ol=new(window.AudioContext||window.webkitAudioContext)),Ol}static setContext(e){Ol=e}}class Ll extends Ju{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new el(this.manager);function o(t){i?i(t):console.error(t),r.manager.itemError(e)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(e,(function(e){try{const s=e.slice(0);zl.getContext().decodeAudioData(s,(function(e){t(e)})).catch(o)}catch(e){o(e)}}),s,i)}}const Vl=new sr,Dl=new sr,kl=new sr;class Gl{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Hn,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Hn,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,kl.copy(e.projectionMatrix);const s=t.eyeSep/2,i=s*t.near/t.focus,r=t.near*Math.tan(Ds*t.fov*.5)/t.zoom;let n,o;Dl.elements[12]=-s,Vl.elements[12]=s,n=-r*t.aspect+i,o=r*t.aspect+i,kl.elements[0]=2*t.near/(o-n),kl.elements[8]=(o+n)/(o-n),this.cameraL.projectionMatrix.copy(kl),n=-r*t.aspect-i,o=r*t.aspect-i,kl.elements[0]=2*t.near/(o-n),kl.elements[8]=(o+n)/(o-n),this.cameraR.projectionMatrix.copy(kl)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(Dl),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(Vl)}}class Wl extends Hn{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class jl{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=Hl(),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=Hl();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function Hl(){return performance.now()}const ql=new Ai,$l=new Mi,Xl=new Ai,Yl=new Ai;class Zl extends Rr{constructor(){super(),this.type="AudioListener",this.context=zl.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new jl}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(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 null!==this.filter?(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,s=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(ql,$l,Xl),Yl.set(0,0,-1).applyQuaternion($l),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(ql.x,e),t.positionY.linearRampToValueAtTime(ql.y,e),t.positionZ.linearRampToValueAtTime(ql.z,e),t.forwardX.linearRampToValueAtTime(Yl.x,e),t.forwardY.linearRampToValueAtTime(Yl.y,e),t.forwardZ.linearRampToValueAtTime(Yl.z,e),t.upX.linearRampToValueAtTime(s.x,e),t.upY.linearRampToValueAtTime(s.y,e),t.upZ.linearRampToValueAtTime(s.z,e)}else t.setPosition(ql.x,ql.y,ql.z),t.setOrientation(Yl.x,Yl.y,Yl.z,s.x,s.y,s.z)}}class Jl extends Rr{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(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");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(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(e=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}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(!1!==this._connected){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=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,!0===this.isPlaying&&void 0!==this.source.detune&&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(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const Kl=new Ai,Ql=new Mi,ec=new Ai,tc=new Ai;class sc extends Jl{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,s){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=s,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(Kl,Ql,ec),tc.set(0,0,1).applyQuaternion(Ql);const t=this.panner;if(t.positionX){const e=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Kl.x,e),t.positionY.linearRampToValueAtTime(Kl.y,e),t.positionZ.linearRampToValueAtTime(Kl.z,e),t.orientationX.linearRampToValueAtTime(tc.x,e),t.orientationY.linearRampToValueAtTime(tc.y,e),t.orientationZ.linearRampToValueAtTime(tc.z,e)}else t.setPosition(Kl.x,Kl.y,Kl.z),t.setOrientation(tc.x,tc.y,tc.z)}}class ic{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 s=0;s<t.length;s++)e+=t[s];return e/t.length}}class rc{constructor(e,t,s){let i,r,n;switch(this.binding=e,this.valueSize=s,t){case"quaternion":i=this._slerp,r=this._slerpAdditive,n=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*s),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,n=this._setAdditiveIdentityOther,this.buffer=new Array(5*s);break;default:i=this._lerp,r=this._lerpAdditive,n=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*s)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=n,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const s=this.buffer,i=this.valueSize,r=e*i+i;let n=this.cumulativeWeight;if(0===n){for(let e=0;e!==i;++e)s[r+e]=s[e];n=t}else{n+=t;const e=t/n;this._mixBufferRegion(s,r,0,e,i)}this.cumulativeWeight=n}accumulateAdditive(e){const t=this.buffer,s=this.valueSize,i=s*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,s),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,s=this.buffer,i=e*t+t,r=this.cumulativeWeight,n=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const e=t*this._origIndex;this._mixBufferRegion(s,i,e,1-r,t)}n>0&&this._mixBufferRegionAdditive(s,i,this._addIndex*t,1,t);for(let e=t,r=t+t;e!==r;++e)if(s[e]!==s[e+t]){o.setValue(s,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,s=this.valueSize,i=s*this._origIndex;e.getValue(t,i);for(let e=s,r=i;e!==r;++e)t[e]=t[i+e%s];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let s=e;s<t;s++)this.buffer[s]=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 s=0;s<this.valueSize;s++)this.buffer[t+s]=this.buffer[e+s]}_select(e,t,s,i,r){if(i>=.5)for(let i=0;i!==r;++i)e[t+i]=e[s+i]}_slerp(e,t,s,i){Mi.slerpFlat(e,t,e,t,e,s,i)}_slerpAdditive(e,t,s,i,r){const n=this._workIndex*r;Mi.multiplyQuaternionsFlat(e,n,e,t,e,s),Mi.slerpFlat(e,t,e,t,e,n,i)}_lerp(e,t,s,i,r){const n=1-i;for(let o=0;o!==r;++o){const r=t+o;e[r]=e[r]*n+e[s+o]*i}}_lerpAdditive(e,t,s,i,r){for(let n=0;n!==r;++n){const r=t+n;e[r]=e[r]+e[s+n]*i}}}const nc="\\[\\]\\.:\\/",oc=new RegExp("["+nc+"]","g"),ac="[^"+nc+"]",hc="[^"+nc.replace("\\.","")+"]",uc=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",ac)+/(WCOD+)?/.source.replace("WCOD",hc)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",ac)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",ac)+"$"),lc=["material","materials","bones","map"];class cc{constructor(e,t,s){this.path=t,this.parsedPath=s||cc.parseTrackName(t),this.node=cc.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,s){return e&&e.isAnimationObjectGroup?new cc.Composite(e,t,s):new cc(e,t,s)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(oc,"")}static parseTrackName(e){const t=uc.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const s={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=s.nodeName&&s.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const e=s.nodeName.substring(i+1);-1!==lc.indexOf(e)&&(s.nodeName=s.nodeName.substring(0,i),s.objectName=e)}if(null===s.propertyName||0===s.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return s}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const s=e.skeleton.getBoneByName(t);if(void 0!==s)return s}if(e.children){const s=function(e){for(let i=0;i<e.length;i++){const r=e[i];if(r.name===t||r.uuid===t)return r;const n=s(r.children);if(n)return n}return null},i=s(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 s=this.resolvedProperty;for(let i=0,r=s.length;i!==r;++i)e[t++]=s[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 s=this.resolvedProperty;for(let i=0,r=s.length;i!==r;++i)s[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const s=this.resolvedProperty;for(let i=0,r=s.length;i!==r;++i)s[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const s=this.resolvedProperty;for(let i=0,r=s.length;i!==r;++i)s[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,s=t.objectName,i=t.propertyName;let r=t.propertyIndex;if(e||(e=cc.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");if(s){let i=t.objectIndex;switch(s){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===i){i=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);e=e.material.map;break;default:if(void 0===e[s])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[s]}if(void 0!==i){if(void 0===e[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[i]}}const n=e[i];if(void 0===n){const s=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+s+"."+i+" but it wasn't found.",e)}let o=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?o=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(o=this.Versioning.MatrixWorldNeedsUpdate);let a=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[r]&&(r=e.morphTargetDictionary[r])}a=this.BindingType.ArrayElement,this.resolvedProperty=n,this.propertyIndex=r}else void 0!==n.fromArray&&void 0!==n.toArray?(a=this.BindingType.HasFromToArray,this.resolvedProperty=n):Array.isArray(n)?(a=this.BindingType.EntireArray,this.resolvedProperty=n):this.propertyName=i;this.getValue=this.GetterByBindingType[a],this.setValue=this.SetterByBindingTypeAndVersioning[a][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}cc.Composite=class{constructor(e,t,s){const i=s||cc.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const s=this._targetGroup.nCachedObjects_,i=this._bindings[s];void 0!==i&&i.getValue(e,t)}setValue(e,t){const s=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=s.length;i!==r;++i)s[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,s=e.length;t!==s;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,s=e.length;t!==s;++t)e[t].unbind()}},cc.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},cc.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},cc.prototype.GetterByBindingType=[cc.prototype._getValue_direct,cc.prototype._getValue_array,cc.prototype._getValue_arrayElement,cc.prototype._getValue_toArray],cc.prototype.SetterByBindingTypeAndVersioning=[[cc.prototype._setValue_direct,cc.prototype._setValue_direct_setNeedsUpdate,cc.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_array,cc.prototype._setValue_array_setNeedsUpdate,cc.prototype._setValue_array_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_arrayElement,cc.prototype._setValue_arrayElement_setNeedsUpdate,cc.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_fromArray,cc.prototype._setValue_fromArray_setNeedsUpdate,cc.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class dc{constructor(){this.isAnimationObjectGroup=!0,this.uuid=Gs(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let t=0,s=arguments.length;t!==s;++t)e[arguments[t].uuid]=t;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,s=this._paths,i=this._parsedPaths,r=this._bindings,n=r.length;let o,a=e.length,h=this.nCachedObjects_;for(let u=0,l=arguments.length;u!==l;++u){const l=arguments[u],c=l.uuid;let d=t[c];if(void 0===d){d=a++,t[c]=d,e.push(l);for(let e=0,t=n;e!==t;++e)r[e].push(new cc(l,s[e],i[e]))}else if(d<h){o=e[d];const a=--h,u=e[a];t[u.uuid]=d,e[d]=u,t[c]=a,e[a]=l;for(let e=0,t=n;e!==t;++e){const t=r[e],n=t[a];let o=t[d];t[d]=n,void 0===o&&(o=new cc(l,s[e],i[e])),t[a]=o}}else e[d]!==o&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=h}remove(){const e=this._objects,t=this._indicesByUUID,s=this._bindings,i=s.length;let r=this.nCachedObjects_;for(let n=0,o=arguments.length;n!==o;++n){const o=arguments[n],a=o.uuid,h=t[a];if(void 0!==h&&h>=r){const n=r++,u=e[n];t[u.uuid]=h,e[h]=u,t[a]=n,e[n]=o;for(let e=0,t=i;e!==t;++e){const t=s[e],i=t[n],r=t[h];t[h]=i,t[n]=r}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,s=this._bindings,i=s.length;let r=this.nCachedObjects_,n=e.length;for(let o=0,a=arguments.length;o!==a;++o){const a=arguments[o].uuid,h=t[a];if(void 0!==h)if(delete t[a],h<r){const o=--r,a=e[o],u=--n,l=e[u];t[a.uuid]=h,e[h]=a,t[l.uuid]=o,e[o]=l,e.pop();for(let e=0,t=i;e!==t;++e){const t=s[e],i=t[o],r=t[u];t[h]=i,t[o]=r,t.pop()}}else{const r=--n,o=e[r];r>0&&(t[o.uuid]=h),e[h]=o,e.pop();for(let e=0,t=i;e!==t;++e){const t=s[e];t[h]=t[r],t.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const s=this._bindingsIndicesByPath;let i=s[e];const r=this._bindings;if(void 0!==i)return r[i];const n=this._paths,o=this._parsedPaths,a=this._objects,h=a.length,u=this.nCachedObjects_,l=new Array(h);i=r.length,s[e]=i,n.push(e),o.push(t),r.push(l);for(let s=u,i=a.length;s!==i;++s){const i=a[s];l[s]=new cc(i,e,t)}return l}unsubscribe_(e){const t=this._bindingsIndicesByPath,s=t[e];if(void 0!==s){const i=this._paths,r=this._parsedPaths,n=this._bindings,o=n.length-1,a=n[o];t[e[o]]=s,n[s]=a,n.pop(),r[s]=r[o],r.pop(),i[s]=i[o],i.pop()}}}class pc{constructor(e,t,s=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=s,this.blendMode=i;const r=t.tracks,n=r.length,o=new Array(n),a={endingStart:Ut,endingEnd:Ut};for(let e=0;e!==n;++e){const t=r[e].createInterpolant(null);o[e]=t,t.settings=a}this._interpolantSettings=a,this._interpolants=o,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,s){if(e.fadeOut(t),this.fadeIn(t),s){const s=this._clip.duration,i=e._clip.duration,r=i/s,n=s/i;e.warp(1,r,t),this.warp(n,1,t)}return this}crossFadeTo(e,t,s){return e.crossFadeFrom(this,t,s)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,s){const i=this._mixer,r=i.time,n=this.timeScale;let o=this._timeScaleInterpolant;null===o&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const a=o.parameterPositions,h=o.sampleValues;return a[0]=r,a[1]=r+s,h[0]=e/n,h[1]=t/n,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,s,i){if(!this.enabled)return void this._updateWeight(e);const r=this._startTime;if(null!==r){const i=(e-r)*s;i<0||0===s?t=0:(this._startTime=null,t=s*i)}t*=this._updateTimeScale(e);const n=this._updateTime(t),o=this._updateWeight(e);if(o>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===Vt)for(let s=0,i=e.length;s!==i;++s)e[s].evaluate(n),t[s].accumulateAdditive(o);else for(let s=0,r=e.length;s!==r;++s)e[s].evaluate(n),t[s].accumulate(i,o)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const s=this._weightInterpolant;if(null!==s){const i=s.evaluate(e)[0];t*=i,e>s.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const s=this._timeScaleInterpolant;if(null!==s){t*=s.evaluate(e)[0],e>s.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,s=this.loop;let i=this.time+e,r=this._loopCount;const n=2202===s;if(0===e)return-1===r||!n||1&~r?i:t-i;if(2200===s){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else{if(!(i<0)){this.time=i;break e}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),i>=t||i<0){const s=Math.floor(i/t);i-=t*s,r+=Math.abs(s);const o=this.repetitions-r;if(o<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===o){const t=e<0;this._setEndings(t,!t,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:s})}}else this.time=i;if(n&&!(1&~r))return t-i}return i}_setEndings(e,t,s){const i=this._interpolantSettings;s?(i.endingStart=Ot,i.endingEnd=Ot):(i.endingStart=e?this.zeroSlopeAtStart?Ot:Ut:zt,i.endingEnd=t?this.zeroSlopeAtEnd?Ot:Ut:zt)}_scheduleFading(e,t,s){const i=this._mixer,r=i.time;let n=this._weightInterpolant;null===n&&(n=i._lendControlInterpolant(),this._weightInterpolant=n);const o=n.parameterPositions,a=n.sampleValues;return o[0]=r,a[0]=t,o[1]=r+e,a[1]=s,this}}const mc=new Float32Array(1);class gc extends zs{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const s=e._localRoot||this._root,i=e._clip.tracks,r=i.length,n=e._propertyBindings,o=e._interpolants,a=s.uuid,h=this._bindingsByRootAndName;let u=h[a];void 0===u&&(u={},h[a]=u);for(let e=0;e!==r;++e){const r=i[e],h=r.name;let l=u[h];if(void 0!==l)++l.referenceCount,n[e]=l;else{if(l=n[e],void 0!==l){null===l._cacheIndex&&(++l.referenceCount,this._addInactiveBinding(l,a,h));continue}const i=t&&t._propertyBindings[e].binding.parsedPath;l=new rc(cc.create(s,h,i),r.ValueTypeName,r.getValueSize()),++l.referenceCount,this._addInactiveBinding(l,a,h),n[e]=l}o[e].resultBuffer=l.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,s=e._clip.uuid,i=this._actionsByClip[s];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,s,t)}const t=e._propertyBindings;for(let e=0,s=t.length;e!==s;++e){const s=t[e];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,s=t.length;e!==s;++e){const s=t[e];0==--s.useCount&&(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 null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,s){const i=this._actions,r=this._actionsByClip;let n=r[t];if(void 0===n)n={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[t]=n;else{const t=n.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=i.length,i.push(e),n.actionByRoot[s]=e}_removeInactiveAction(e){const t=this._actions,s=t[t.length-1],i=e._cacheIndex;s._cacheIndex=i,t[i]=s,t.pop(),e._cacheIndex=null;const r=e._clip.uuid,n=this._actionsByClip,o=n[r],a=o.knownActions,h=a[a.length-1],u=e._byClipCacheIndex;h._byClipCacheIndex=u,a[u]=h,a.pop(),e._byClipCacheIndex=null;delete o.actionByRoot[(e._localRoot||this._root).uuid],0===a.length&&delete n[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let e=0,s=t.length;e!==s;++e){const s=t[e];0==--s.referenceCount&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,s=e._cacheIndex,i=this._nActiveActions++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=s,t[s]=r}_takeBackAction(e){const t=this._actions,s=e._cacheIndex,i=--this._nActiveActions,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=s,t[s]=r}_addInactiveBinding(e,t,s){const i=this._bindingsByRootAndName,r=this._bindings;let n=i[t];void 0===n&&(n={},i[t]=n),n[s]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){const t=this._bindings,s=e.binding,i=s.rootNode.uuid,r=s.path,n=this._bindingsByRootAndName,o=n[i],a=t[t.length-1],h=e._cacheIndex;a._cacheIndex=h,t[h]=a,t.pop(),delete o[r],0===Object.keys(o).length&&delete n[i]}_lendBinding(e){const t=this._bindings,s=e._cacheIndex,i=this._nActiveBindings++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=s,t[s]=r}_takeBackBinding(e){const t=this._bindings,s=e._cacheIndex,i=--this._nActiveBindings,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=s,t[s]=r}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let s=e[t];return void 0===s&&(s=new Ou(new Float32Array(2),new Float32Array(2),1,mc),s.__cacheIndex=t,e[t]=s),s}_takeBackControlInterpolant(e){const t=this._controlInterpolants,s=e.__cacheIndex,i=--this._nActiveControlInterpolants,r=t[i];e.__cacheIndex=i,t[i]=e,r.__cacheIndex=s,t[s]=r}clipAction(e,t,s){const i=t||this._root,r=i.uuid;let n="string"==typeof e?qu.findByName(i,e):e;const o=null!==n?n.uuid:e,a=this._actionsByClip[o];let h=null;if(void 0===s&&(s=null!==n?n.blendMode:Lt),void 0!==a){const e=a.actionByRoot[r];if(void 0!==e&&e.blendMode===s)return e;h=a.knownActions[0],null===n&&(n=h._clip)}if(null===n)return null;const u=new pc(this,n,t,s);return this._bindAction(u,h),this._addInactiveAction(u,o,r),u}existingAction(e,t){const s=t||this._root,i=s.uuid,r="string"==typeof e?qu.findByName(s,e):e,n=r?r.uuid:e,o=this._actionsByClip[n];return void 0!==o&&o.actionByRoot[i]||null}stopAllAction(){const e=this._actions;for(let t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,s=this._nActiveActions,i=this.time+=e,r=Math.sign(e),n=this._accuIndex^=1;for(let o=0;o!==s;++o){t[o]._update(i,e,r,n)}const o=this._bindings,a=this._nActiveBindings;for(let e=0;e!==a;++e)o[e].apply(n);return this}setTime(e){this.time=0;for(let e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,s=e.uuid,i=this._actionsByClip,r=i[s];if(void 0!==r){const e=r.knownActions;for(let s=0,i=e.length;s!==i;++s){const i=e[s];this._deactivateAction(i);const r=i._cacheIndex,n=t[t.length-1];i._cacheIndex=null,i._byClipCacheIndex=null,n._cacheIndex=r,t[r]=n,t.pop(),this._removeInactiveBindingsForAction(i)}delete i[s]}}uncacheRoot(e){const t=e.uuid,s=this._actionsByClip;for(const e in s){const i=s[e].actionByRoot[t];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}const i=this._bindingsByRootAndName[t];if(void 0!==i)for(const e in i){const t=i[e];t.restoreOriginalState(),this._removeInactiveBinding(t)}}uncacheAction(e,t){const s=this.existingAction(e,t);null!==s&&(this._deactivateAction(s),this._removeInactiveAction(s))}}let fc=class e{constructor(e){this.value=e}clone(){return new e(void 0===this.value.clone?this.value:this.value.clone())}},yc=0,xc=class extends zs{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:yc++}),this.name="",this.usage=Ss,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let e=0,s=t.length;e<s;e++){const s=Array.isArray(t[e])?t[e]:[t[e]];for(let e=0;e<s.length;e++)this.uniforms.push(s[e].clone())}return this}clone(){return(new this.constructor).copy(this)}};class bc extends Qn{constructor(e,t,s=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=s}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 vc{constructor(e,t,s,i,r){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=s,this.elementSize=i,this.count=r,this.version=0}set needsUpdate(e){!0===e&&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 Tc=new sr;class _c{constructor(e,t,s=0,i=1/0){this.ray=new tr(e,t),this.near=s,this.far=i,this.camera=null,this.layers=new pr,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Tc.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Tc),this}intersectObject(e,t=!0,s=[]){return Sc(e,this,s,t),s.sort(wc),s}intersectObjects(e,t=!0,s=[]){for(let i=0,r=e.length;i<r;i++)Sc(e[i],this,s,t);return s.sort(wc),s}}function wc(e,t){return e.distance-t.distance}function Sc(e,t,s,i){let r=!0;if(e.layers.test(t.layers)){!1===e.raycast(t,s)&&(r=!1)}if(!0===r&&!0===i){const i=e.children;for(let e=0,r=i.length;e<r;e++)Sc(i[e],t,s,!0)}}class Mc{constructor(e=1,t=0,s=0){return this.radius=e,this.phi=t,this.theta=s,this}set(e,t,s){return this.radius=e,this.phi=t,this.theta=s,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=Math.max(e,Math.min(Math.PI-e,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,s){return this.radius=Math.sqrt(e*e+t*t+s*s),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,s),this.phi=Math.acos(Ws(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}class Ac{constructor(e=1,t=0,s=0){return this.radius=e,this.theta=t,this.y=s,this}set(e,t,s){return this.radius=e,this.theta=t,this.y=s,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,s){return this.radius=Math.sqrt(e*e+s*s),this.theta=Math.atan2(e,s),this.y=t,this}clone(){return(new this.constructor).copy(this)}}class Nc{constructor(e,t,s,i){Nc.prototype.isMatrix2=!0,this.elements=[1,0,0,1],void 0!==e&&this.set(e,t,s,i)}identity(){return this.set(1,0,0,1),this}fromArray(e,t=0){for(let s=0;s<4;s++)this.elements[s]=e[s+t];return this}set(e,t,s,i){const r=this.elements;return r[0]=e,r[2]=t,r[1]=s,r[3]=i,this}}const Cc=new Ys;class Rc{constructor(e=new Ys(1/0,1/0),t=new Ys(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,s=e.length;t<s;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const s=Cc.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(s),this.max.copy(e).add(s),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Cc).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Ec=new Ai,Bc=new Ai;class Ic{constructor(e=new Ai,t=new Ai){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Ec.subVectors(e,this.start),Bc.subVectors(this.end,this.start);const s=Bc.dot(Bc);let i=Bc.dot(Ec)/s;return t&&(i=Ws(i,0,1)),i}closestPointToPoint(e,t,s){const i=this.closestPointToPointParameter(e,t);return this.delta(s).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Pc=new Ai;class Fc extends Rr{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const s=new Sn,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 e=0,t=1,s=32;e<s;e++,t++){const r=e/s*Math.PI*2,n=t/s*Math.PI*2;i.push(Math.cos(r),Math.sin(r),1,Math.cos(n),Math.sin(n),1)}s.setAttribute("position",new fn(i,3));const r=new ya({fog:!1,toneMapped:!1});this.cone=new Ra(s,r),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),Pc.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(Pc),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const Uc=new Ai,Oc=new sr,zc=new sr;class Lc extends Ra{constructor(e){const t=Vc(e),s=new Sn,i=[],r=[],n=new Xr(0,0,1),o=new Xr(0,1,0);for(let e=0;e<t.length;e++){const s=t[e];s.parent&&s.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(n.r,n.g,n.b),r.push(o.r,o.g,o.b))}s.setAttribute("position",new fn(i,3)),s.setAttribute("color",new fn(r,3));super(s,new ya({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),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,s=this.geometry,i=s.getAttribute("position");zc.copy(this.root.matrixWorld).invert();for(let e=0,s=0;e<t.length;e++){const r=t[e];r.parent&&r.parent.isBone&&(Oc.multiplyMatrices(zc,r.matrixWorld),Uc.setFromMatrixPosition(Oc),i.setXYZ(s,Uc.x,Uc.y,Uc.z),Oc.multiplyMatrices(zc,r.parent.matrixWorld),Uc.setFromMatrixPosition(Oc),i.setXYZ(s+1,Uc.x,Uc.y,Uc.z),s+=2)}s.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function Vc(e){const t=[];!0===e.isBone&&t.push(e);for(let s=0;s<e.children.length;s++)t.push.apply(t,Vc(e.children[s]));return t}class Dc extends On{constructor(e,t,s){super(new hu(t,4,2),new Kr({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=s,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),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const kc=new Ai,Gc=new Xr,Wc=new Xr;class jc extends Rr{constructor(e,t,s){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=s,this.type="HemisphereLightHelper";const i=new ru(t);i.rotateY(.5*Math.PI),this.material=new Kr({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),n=new Float32Array(3*r.count);i.setAttribute("color",new an(n,3)),this.add(new On(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");Gc.copy(this.light.color),Wc.copy(this.light.groundColor);for(let e=0,s=t.count;e<s;e++){const i=e<s/2?Gc:Wc;t.setXYZ(e,i.r,i.g,i.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(kc.setFromMatrixPosition(this.light.matrixWorld).negate())}}class Hc extends Ra{constructor(e=10,t=10,s=4473924,i=8947848){s=new Xr(s),i=new Xr(i);const r=t/2,n=e/t,o=e/2,a=[],h=[];for(let e=0,u=0,l=-o;e<=t;e++,l+=n){a.push(-o,0,l,o,0,l),a.push(l,0,-o,l,0,o);const t=e===r?s:i;t.toArray(h,u),u+=3,t.toArray(h,u),u+=3,t.toArray(h,u),u+=3,t.toArray(h,u),u+=3}const u=new Sn;u.setAttribute("position",new fn(a,3)),u.setAttribute("color",new fn(h,3));super(u,new ya({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class qc extends Ra{constructor(e=10,t=16,s=8,i=64,r=4473924,n=8947848){r=new Xr(r),n=new Xr(n);const o=[],a=[];if(t>1)for(let s=0;s<t;s++){const i=s/t*(2*Math.PI),h=Math.sin(i)*e,u=Math.cos(i)*e;o.push(0,0,0),o.push(h,0,u);const l=1&s?r:n;a.push(l.r,l.g,l.b),a.push(l.r,l.g,l.b)}for(let t=0;t<s;t++){const h=1&t?r:n,u=e-e/s*t;for(let e=0;e<i;e++){let t=e/i*(2*Math.PI),s=Math.sin(t)*u,r=Math.cos(t)*u;o.push(s,0,r),a.push(h.r,h.g,h.b),t=(e+1)/i*(2*Math.PI),s=Math.sin(t)*u,r=Math.cos(t)*u,o.push(s,0,r),a.push(h.r,h.g,h.b)}}const h=new Sn;h.setAttribute("position",new fn(o,3)),h.setAttribute("color",new fn(a,3));super(h,new ya({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const $c=new Ai,Xc=new Ai,Yc=new Ai;class Zc extends Rr{constructor(e,t,s){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=s,this.type="DirectionalLightHelper",void 0===t&&(t=1);let i=new Sn;i.setAttribute("position",new fn([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const r=new ya({fog:!1,toneMapped:!1});this.lightPlane=new Ma(i,r),this.add(this.lightPlane),i=new Sn,i.setAttribute("position",new fn([0,0,0,0,0,1],3)),this.targetLine=new Ma(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),$c.setFromMatrixPosition(this.light.matrixWorld),Xc.setFromMatrixPosition(this.light.target.matrixWorld),Yc.subVectors(Xc,$c),this.lightPlane.lookAt(Xc),void 0!==this.color?(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(Xc),this.targetLine.scale.z=Yc.length()}}const Jc=new Ai,Kc=new kn;class Qc extends Ra{constructor(e){const t=new Sn,s=new ya({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],n={};function o(e,t){a(e),a(t)}function a(e){i.push(0,0,0),r.push(0,0,0),void 0===n[e]&&(n[e]=[]),n[e].push(i.length/3-1)}o("n1","n2"),o("n2","n4"),o("n4","n3"),o("n3","n1"),o("f1","f2"),o("f2","f4"),o("f4","f3"),o("f3","f1"),o("n1","f1"),o("n2","f2"),o("n3","f3"),o("n4","f4"),o("p","n1"),o("p","n2"),o("p","n3"),o("p","n4"),o("u1","u2"),o("u2","u3"),o("u3","u1"),o("c","t"),o("p","c"),o("cn1","cn2"),o("cn3","cn4"),o("cf1","cf2"),o("cf3","cf4"),t.setAttribute("position",new fn(i,3)),t.setAttribute("color",new fn(r,3)),super(t,s),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=n,this.update();const h=new Xr(16755200),u=new Xr(16711680),l=new Xr(43775),c=new Xr(16777215),d=new Xr(3355443);this.setColors(h,u,l,c,d)}setColors(e,t,s,i,r){const n=this.geometry.getAttribute("color");n.setXYZ(0,e.r,e.g,e.b),n.setXYZ(1,e.r,e.g,e.b),n.setXYZ(2,e.r,e.g,e.b),n.setXYZ(3,e.r,e.g,e.b),n.setXYZ(4,e.r,e.g,e.b),n.setXYZ(5,e.r,e.g,e.b),n.setXYZ(6,e.r,e.g,e.b),n.setXYZ(7,e.r,e.g,e.b),n.setXYZ(8,e.r,e.g,e.b),n.setXYZ(9,e.r,e.g,e.b),n.setXYZ(10,e.r,e.g,e.b),n.setXYZ(11,e.r,e.g,e.b),n.setXYZ(12,e.r,e.g,e.b),n.setXYZ(13,e.r,e.g,e.b),n.setXYZ(14,e.r,e.g,e.b),n.setXYZ(15,e.r,e.g,e.b),n.setXYZ(16,e.r,e.g,e.b),n.setXYZ(17,e.r,e.g,e.b),n.setXYZ(18,e.r,e.g,e.b),n.setXYZ(19,e.r,e.g,e.b),n.setXYZ(20,e.r,e.g,e.b),n.setXYZ(21,e.r,e.g,e.b),n.setXYZ(22,e.r,e.g,e.b),n.setXYZ(23,e.r,e.g,e.b),n.setXYZ(24,t.r,t.g,t.b),n.setXYZ(25,t.r,t.g,t.b),n.setXYZ(26,t.r,t.g,t.b),n.setXYZ(27,t.r,t.g,t.b),n.setXYZ(28,t.r,t.g,t.b),n.setXYZ(29,t.r,t.g,t.b),n.setXYZ(30,t.r,t.g,t.b),n.setXYZ(31,t.r,t.g,t.b),n.setXYZ(32,s.r,s.g,s.b),n.setXYZ(33,s.r,s.g,s.b),n.setXYZ(34,s.r,s.g,s.b),n.setXYZ(35,s.r,s.g,s.b),n.setXYZ(36,s.r,s.g,s.b),n.setXYZ(37,s.r,s.g,s.b),n.setXYZ(38,i.r,i.g,i.b),n.setXYZ(39,i.r,i.g,i.b),n.setXYZ(40,r.r,r.g,r.b),n.setXYZ(41,r.r,r.g,r.b),n.setXYZ(42,r.r,r.g,r.b),n.setXYZ(43,r.r,r.g,r.b),n.setXYZ(44,r.r,r.g,r.b),n.setXYZ(45,r.r,r.g,r.b),n.setXYZ(46,r.r,r.g,r.b),n.setXYZ(47,r.r,r.g,r.b),n.setXYZ(48,r.r,r.g,r.b),n.setXYZ(49,r.r,r.g,r.b),n.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap;Kc.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),ed("c",t,e,Kc,0,0,-1),ed("t",t,e,Kc,0,0,1),ed("n1",t,e,Kc,-1,-1,-1),ed("n2",t,e,Kc,1,-1,-1),ed("n3",t,e,Kc,-1,1,-1),ed("n4",t,e,Kc,1,1,-1),ed("f1",t,e,Kc,-1,-1,1),ed("f2",t,e,Kc,1,-1,1),ed("f3",t,e,Kc,-1,1,1),ed("f4",t,e,Kc,1,1,1),ed("u1",t,e,Kc,.7,1.1,-1),ed("u2",t,e,Kc,-.7,1.1,-1),ed("u3",t,e,Kc,0,2,-1),ed("cf1",t,e,Kc,-1,0,1),ed("cf2",t,e,Kc,1,0,1),ed("cf3",t,e,Kc,0,-1,1),ed("cf4",t,e,Kc,0,1,1),ed("cn1",t,e,Kc,-1,0,-1),ed("cn2",t,e,Kc,1,0,-1),ed("cn3",t,e,Kc,0,-1,-1),ed("cn4",t,e,Kc,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function ed(e,t,s,i,r,n,o){Jc.set(r,n,o).unproject(i);const a=t[e];if(void 0!==a){const e=s.getAttribute("position");for(let t=0,s=a.length;t<s;t++)e.setXYZ(a[t],Jc.x,Jc.y,Jc.z)}}const td=new Ri;class sd extends Ra{constructor(e,t=16776960){const s=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),r=new Sn;r.setIndex(new an(s,1)),r.setAttribute("position",new an(i,3)),super(r,new ya({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&td.setFromObject(this.object),td.isEmpty())return;const t=td.min,s=td.max,i=this.geometry.attributes.position,r=i.array;r[0]=s.x,r[1]=s.y,r[2]=s.z,r[3]=t.x,r[4]=s.y,r[5]=s.z,r[6]=t.x,r[7]=t.y,r[8]=s.z,r[9]=s.x,r[10]=t.y,r[11]=s.z,r[12]=s.x,r[13]=s.y,r[14]=t.z,r[15]=t.x,r[16]=s.y,r[17]=t.z,r[18]=t.x,r[19]=t.y,r[20]=t.z,r[21]=s.x,r[22]=t.y,r[23]=t.z,i.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 id extends Ra{constructor(e,t=16776960){const s=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 Sn;i.setIndex(new an(s,1)),i.setAttribute("position",new fn([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(i,new ya({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 rd extends Ma{constructor(e,t=1,s=16776960){const i=s,r=new Sn;r.setAttribute("position",new fn([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new ya({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const n=new Sn;n.setAttribute("position",new fn([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),n.computeBoundingSphere(),this.add(new On(n,new Kr({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 nd=new Ai;let od,ad;class hd extends Rr{constructor(e=new Ai(0,0,1),t=new Ai(0,0,0),s=1,i=16776960,r=.2*s,n=.2*r){super(),this.type="ArrowHelper",void 0===od&&(od=new Sn,od.setAttribute("position",new fn([0,0,0,0,1,0],3)),ad=new yh(0,.5,1,5,1),ad.translate(0,-.5,0)),this.position.copy(t),this.line=new Ma(od,new ya({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new On(ad,new Kr({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(s,r,n)}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{nd.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(nd,t)}}setLength(e,t=.2*e,s=.2*t){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(s,t,s),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 ud extends Ra{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],s=new Sn;s.setAttribute("position",new fn(t,3)),s.setAttribute("color",new fn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(s,new ya({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,s){const i=new Xr,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(s),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class ld{constructor(){this.type="ShapePath",this.color=new Xr,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new ph,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,s,i){return this.currentPath.quadraticCurveTo(e,t,s,i),this}bezierCurveTo(e,t,s,i,r,n){return this.currentPath.bezierCurveTo(e,t,s,i,r,n),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const s=t.length;let i=!1;for(let r=s-1,n=0;n<s;r=n++){let s=t[r],o=t[n],a=o.x-s.x,h=o.y-s.y;if(Math.abs(h)>Number.EPSILON){if(h<0&&(s=t[n],a=-a,o=t[r],h=-h),e.y<s.y||e.y>o.y)continue;if(e.y===s.y){if(e.x===s.x)return!0}else{const t=h*(e.x-s.x)-a*(e.y-s.y);if(0===t)return!0;if(t<0)continue;i=!i}}else{if(e.y!==s.y)continue;if(o.x<=e.x&&e.x<=s.x||s.x<=e.x&&e.x<=o.x)return!0}}return i}const s=Kh.isClockWise,i=this.subPaths;if(0===i.length)return[];let r,n,o;const a=[];if(1===i.length)return n=i[0],o=new Ah,o.curves=n.curves,a.push(o),a;let h=!s(i[0].getPoints());h=e?!h:h;const u=[],l=[];let c,d,p=[],m=0;l[m]=void 0,p[m]=[];for(let t=0,o=i.length;t<o;t++)n=i[t],c=n.getPoints(),r=s(c),r=e?!r:r,r?(!h&&l[m]&&m++,l[m]={s:new Ah,p:c},l[m].s.curves=n.curves,h&&m++,p[m]=[]):p[m].push({h:n,p:c[0]});if(!l[0])return function(e){const t=[];for(let s=0,i=e.length;s<i;s++){const i=e[s],r=new Ah;r.curves=i.curves,t.push(r)}return t}(i);if(l.length>1){let e=!1,s=0;for(let e=0,t=l.length;e<t;e++)u[e]=[];for(let i=0,r=l.length;i<r;i++){const r=p[i];for(let n=0;n<r.length;n++){const o=r[n];let a=!0;for(let r=0;r<l.length;r++)t(o.p,l[r].p)&&(i!==r&&s++,a?(a=!1,u[r].push(o)):e=!0);a&&u[i].push(o)}}s>0&&!1===e&&(p=u)}for(let e=0,t=l.length;e<t;e++){o=l[e].s,a.push(o),d=p[e];for(let e=0,t=d.length;e<t;e++)o.holes.push(d[e].h)}return a}}class cd extends zs{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(){}disconnect(){}dispose(){}update(){}}class dd extends vi{constructor(e=1,t=1,s=1,i={}){console.warn('THREE.WebGLMultipleRenderTargets has been deprecated and will be removed in r172. Use THREE.WebGLRenderTarget and set the "count" parameter to enable MRT.'),super(e,t,{...i,count:s}),this.isWebGLMultipleRenderTargets=!0}get texture(){return this.textures}}const pd=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveMap","envMap","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"];class md{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=pd,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:s,material:i}=e;if(t={material:this.getMaterialData(i),geometry:{attributes:this.getAttributesData(s.attributes),indexVersion:s.index?s.index.version:null,drawRange:{start:s.drawRange.start,count:s.drawRange.count}},worldMatrix:e.object.matrixWorld.clone()},e.object.center&&(t.center=e.object.center.clone()),e.object.morphTargetInfluences&&(t.morphTargetInfluences=e.object.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:s,height:i}=e.context;t.bufferWidth=s,t.bufferHeight=i}this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const s in e){const i=e[s];t[s]={version:i.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return null!==e.renderer.nodes.modelViewMatrix||null!==e.renderer.nodes.modelNormalViewMatrix}getMaterialData(e){const t={};for(const s of this.refreshUniforms){const i=e[s];null!=i&&("object"==typeof i&&void 0!==i.clone?!0===i.isTexture?t[s]={id:i.id,version:i.version}:t[s]=i.clone():t[s]=i)}return t}equals(e){const{object:t,material:s,geometry:i}=e,r=this.getRenderObjectData(e);if(!0!==r.worldMatrix.equals(t.matrixWorld))return r.worldMatrix.copy(t.matrixWorld),!1;const n=r.material;for(const e in n){const t=n[e],i=s[e];if(void 0!==t.equals){if(!1===t.equals(i))return t.copy(i),!1}else if(!0===i.isTexture){if(t.id!==i.id||t.version!==i.version)return t.id=i.id,t.version=i.version,!1}else if(t!==i)return n[e]=i,!1}if(n.transmission>0){const{width:t,height:s}=e.context;if(r.bufferWidth!==t||r.bufferHeight!==s)return r.bufferWidth=t,r.bufferHeight=s,!1}const o=r.geometry,a=i.attributes,h=o.attributes,u=Object.keys(h),l=Object.keys(a);if(u.length!==l.length)return r.geometry.attributes=this.getAttributesData(a),!1;for(const e of u){const t=h[e],s=a[e];if(void 0===s)return delete h[e],!1;if(t.version!==s.version)return t.version=s.version,!1}const c=i.index,d=o.indexVersion,p=c?c.version:null;if(d!==p)return o.indexVersion=p,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(r.morphTargetInfluences){let e=!1;for(let s=0;s<r.morphTargetInfluences.length;s++)r.morphTargetInfluences[s]!==t.morphTargetInfluences[s]&&(e=!0);if(e)return!0}return r.center&&!1===r.center.equals(t.center)?(r.center.copy(t.center),!0):(null!==e.bundle&&(r.version=e.bundle.version),!0)}needsRefresh(e,t){if(this.hasNode||this.hasAnimation||this.firstInitialization(e))return!0;const{renderId:s}=t;if(this.renderId!==s)return this.renderId=s,!0;const i=!0===e.object.static,r=null!==e.bundle&&!0===e.bundle.static&&this.getRenderObjectData(e).version===e.bundle.version;if(i||r)return!1;return!0!==this.equals(e)}}function gd(e,t=0){let s=3735928559^t,i=1103547991^t;if(e instanceof Array)for(let t,r=0;r<e.length;r++)t=e[r],s=Math.imul(s^t,2654435761),i=Math.imul(i^t,1597334677);else for(let t,r=0;r<e.length;r++)t=e.charCodeAt(r),s=Math.imul(s^t,2654435761),i=Math.imul(i^t,1597334677);return s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(i^i>>>13,3266489909),i=Math.imul(i^i>>>16,2246822507),i^=Math.imul(s^s>>>13,3266489909),4294967296*(2097151&i)+(s>>>0)}const fd=e=>gd(e),yd=e=>gd(e),xd=(...e)=>gd(e);function bd(e,t=!1){const s=[];!0===e.isNode&&(s.push(e.id),e=e.getSelf());for(const{property:i,childNode:r}of vd(e))s.push(s,gd(i.slice(0,-4)),r.getCacheKey(t));return gd(s)}function*vd(e,t=!1){for(const s in e){if(!0===s.startsWith("_"))continue;const i=e[s];if(!0===Array.isArray(i))for(let e=0;e<i.length;e++){const r=i[e];r&&(!0===r.isNode||t&&"function"==typeof r.toJSON)&&(yield{property:s,index:e,childNode:r})}else if(i&&!0===i.isNode)yield{property:s,childNode:i};else if("object"==typeof i)for(const e in i){const r=i[e];r&&(!0===r.isNode||t&&"function"==typeof r.toJSON)&&(yield{property:s,index:e,childNode:r})}}}function Td(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function _d(e,...t){const s=e?e.slice(-4):void 0;return 1===t.length&&("vec2"===s?t=[t[0],t[0]]:"vec3"===s?t=[t[0],t[0],t[0]]:"vec4"===s&&(t=[t[0],t[0],t[0],t[0]])),"color"===e?new Xr(...t):"vec2"===s?new Ys(...t):"vec3"===s?new Ai(...t):"vec4"===s?new xi(...t):"mat3"===s?new Zs(...t):"mat4"===s?new sr(...t):"bool"===e?t[0]||!1:"float"===e||"int"===e||"uint"===e?t[0]||0:"string"===e?t[0]||"":"ArrayBuffer"===e?Sd(t[0]):null}function wd(e){let t="";const s=new Uint8Array(e);for(let e=0;e<s.length;e++)t+=String.fromCharCode(s[e]);return btoa(t)}function Sd(e){return Uint8Array.from(atob(e),(e=>e.charCodeAt(0))).buffer}var Md=Object.freeze({__proto__:null,arrayBufferToBase64:wd,base64ToArrayBuffer:Sd,getCacheKey:bd,getNodeChildren:vd,getValueFromType:_d,getValueType:Td,hash:xd,hashArray:yd,hashString:fd});const Ad={VERTEX:"vertex",FRAGMENT:"fragment"},Nd={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Cd={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Rd=["fragment","vertex"],Ed=["setup","analyze","generate"],Bd=[...Rd,"compute"],Id=["x","y","z","w"];let Pd=0;class Fd extends zs{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Nd.NONE,this.updateBeforeType=Nd.NONE,this.updateAfterType=Nd.NONE,this.uuid=Xs.generateUUID(),this.version=0,this._cacheKey=null,this._cacheKeyVersion=0,this.global=!1,this.isNode=!0,Object.defineProperty(this,"id",{value:Pd++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this.getSelf()),this}onFrameUpdate(e){return this.onUpdate(e,Nd.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Nd.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Nd.OBJECT)}onReference(e){return this.updateReference=e.bind(this.getSelf()),this}getSelf(){return this.self||this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of vd(this))yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}getCacheKey(e=!1){return!0!==(e=e||this.version!==this._cacheKeyVersion)&&null!==this._cacheKey||(this._cacheKey=bd(this,e),this._cacheKeyVersion=this.version),this._cacheKey}getScope(){return this}getHash(){return this.uuid}getUpdateType(){return this.updateType}getUpdateBeforeType(){return this.updateBeforeType}getUpdateAfterType(){return this.updateAfterType}getElementType(e){const t=this.getNodeType(e);return e.getElementType(t)}getNodeType(e){const t=e.getNodeProperties(this);return t.outputNode?t.outputNode.getNodeType(e):this.nodeType}getShared(e){const t=this.getHash(e);return e.getNodeFromHash(t)||this}setup(e){const t=e.getNodeProperties(this);let s=0;for(const e of this.getChildren())t["node"+s++]=e;return null}analyze(e){if(1===e.increaseUsage(this)){const t=e.getNodeProperties(this);for(const s of Object.values(t))s&&!0===s.isNode&&s.build(e)}}generate(e,t){const{outputNode:s}=e.getNodeProperties(this);if(s&&!0===s.isNode)return s.build(e,t)}updateBefore(){console.warn("Abstract function.")}updateAfter(){console.warn("Abstract function.")}update(){console.warn("Abstract function.")}build(e,t=null){const s=this.getShared(e);if(this!==s)return s.build(e,t);e.addNode(this),e.addChain(this);let i=null;const r=e.getBuildStage();if("setup"===r){this.updateReference(e);const t=e.getNodeProperties(this);if(!0!==t.initialized){e.stack.nodes.length;t.initialized=!0,t.outputNode=this.setup(e),null!==t.outputNode&&e.stack.nodes.length;for(const s of Object.values(t))s&&!0===s.isNode&&s.build(e)}}else if("analyze"===r)this.analyze(e);else if("generate"===r){if(1===this.generate.length){const s=this.getNodeType(e),r=e.getDataFromNode(this);i=r.snippet,void 0===i?(i=this.generate(e)||"",r.snippet=i):void 0!==r.flowCodes&&void 0!==e.context.nodeBlock&&e.addFlowCodeHierarchy(this,e.context.nodeBlock),i=e.format(i,s,t)}else i=this.generate(e,t)||""}return e.removeChain(this),e.addSequentialNode(this),i}getSerializeChildren(){return vd(this)}serialize(e){const t=this.getSerializeChildren(),s={};for(const{property:i,index:r,childNode:n}of t)void 0!==r?(void 0===s[i]&&(s[i]=Number.isInteger(r)?[]:{}),s[i][r]=n.toJSON(e.meta).uuid):s[i]=n.toJSON(e.meta).uuid;Object.keys(s).length>0&&(e.inputNodes=s)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const s in e.inputNodes)if(Array.isArray(e.inputNodes[s])){const i=[];for(const r of e.inputNodes[s])i.push(t[r]);this[s]=i}else if("object"==typeof e.inputNodes[s]){const i={};for(const r in e.inputNodes[s]){const n=e.inputNodes[s][r];i[r]=t[n]}this[s]=i}else{const i=e.inputNodes[s];this[s]=t[i]}}}toJSON(e){const{uuid:t,type:s}=this,i=void 0===e||"string"==typeof e;i&&(e={textures:{},images:{},nodes:{}});let r=e.nodes[t];function n(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(void 0===r&&(r={uuid:t,type:s,meta:e,metadata:{version:4.6,type:"Node",generator:"Node.toJSON"}},!0!==i&&(e.nodes[r.uuid]=r),this.serialize(r),delete r.meta),i){const t=n(e.textures),s=n(e.images),i=n(e.nodes);t.length>0&&(r.textures=t),s.length>0&&(r.images=s),i.length>0&&(r.nodes=i)}return r}}class Ud extends Fd{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){return`${this.node.build(e)}[ ${this.indexNode.build(e,"uint")} ]`}}class Od extends Fd{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let s=null;for(const i of this.convertTo.split("|"))null!==s&&e.getTypeLength(t)!==e.getTypeLength(i)||(s=i);return s}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const s=this.node,i=this.getNodeType(e),r=s.build(e,i);return e.format(r,i,t)}}class zd extends Fd{static get type(){return"TempNode"}constructor(e){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const s=e.getVectorType(this.getNodeType(e,t)),i=e.getDataFromNode(this);if(void 0!==i.propertyName)return e.format(i.propertyName,s,t);if("void"!==s&&"void"!==t&&this.hasDependencies(e)){const r=super.build(e,s),n=e.getVarFromNode(this,null,s),o=e.getPropertyName(n);return e.addLineFlowCode(`${o} = ${r}`,this),i.snippet=r,i.propertyName=o,e.format(i.propertyName,s,t)}}return super.build(e,t)}}class Ld extends zd{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce(((t,s)=>t+e.getTypeLength(s.getNodeType(e))),0))}generate(e,t){const s=this.getNodeType(e),i=this.nodes,r=e.getComponentType(s),n=[];for(const t of i){let s=t.build(e);const i=e.getComponentType(t.getNodeType(e));i!==r&&(s=e.format(s,i,r)),n.push(s)}const o=`${e.getType(s)}( ${n.join(", ")} )`;return e.format(o,s,t)}}const Vd=Id.join("");class Dd extends Fd{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(Id.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}generate(e,t){const s=this.node,i=e.getTypeLength(s.getNodeType(e));let r=null;if(i>1){let n=null;this.getVectorLength()>=i&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const o=s.build(e,n);r=this.components.length===i&&this.components===Vd.slice(0,this.components.length)?e.format(o,n,t):e.format(`${o}.${this.components}`,this.getNodeType(e),t)}else r=s.build(e,t);return r}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class kd extends zd{static get type(){return"SetNode"}constructor(e,t,s){super(),this.sourceNode=e,this.components=t,this.targetNode=s}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:s,targetNode:i}=this,r=this.getNodeType(e),n=e.getTypeFromLength(s.length,i.getNodeType(e)),o=i.build(e,n),a=t.build(e,r),h=e.getTypeLength(r),u=[];for(let e=0;e<h;e++){const t=Id[e];t===s[0]?(u.push(o),e+=s.length-1):u.push(a+"."+t)}return`${e.getType(r)}( ${u.join(", ")} )`}}class Gd extends zd{static get type(){return"FlipNode"}constructor(e,t){super(),this.sourceNode=e,this.components=t}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{components:t,sourceNode:s}=this,i=this.getNodeType(e),r=s.build(e),n=e.getVarFromNode(this),o=e.getPropertyName(n);e.addLineFlowCode(o+" = "+r,this);const a=e.getTypeLength(i),h=[];let u=0;for(let e=0;e<a;e++){const s=Id[e];s===t[u]?(h.push("1.0 - "+o+"."+s),u++):h.push(o+"."+s)}return`${e.getType(i)}( ${h.join(", ")} )`}}class Wd extends Fd{static get type(){return"InputNode"}constructor(e,t=null){super(t),this.isInputNode=!0,this.value=e,this.precision=null}getNodeType(){return null===this.nodeType?Td(this.value):this.nodeType}getInputType(e){return this.getNodeType(e)}setPrecision(e){return this.precision=e,this}serialize(e){super.serialize(e),e.value=this.value,this.value&&this.value.toArray&&(e.value=this.value.toArray()),e.valueType=Td(this.value),e.nodeType=this.nodeType,"ArrayBuffer"===e.valueType&&(e.value=wd(e.value)),e.precision=this.precision}deserialize(e){super.deserialize(e),this.nodeType=e.nodeType,this.value=Array.isArray(e.value)?_d(e.valueType,...e.value):e.value,this.precision=e.precision||null,this.value&&this.value.fromArray&&(this.value=this.value.fromArray(e.value))}generate(){console.warn("Abstract function.")}}class jd extends Wd{static get type(){return"ConstNode"}constructor(e,t=null){super(e,t),this.isConstNode=!0}generateConst(e){return e.generateConst(this.getNodeType(e),this.value)}generate(e,t){const s=this.getNodeType(e);return e.format(this.generateConst(e),s,t)}}let Hd=null;const qd=new Map;function $d(e,t){if(qd.has(e))console.warn(`Redefinition of method chaining ${e}`);else{if("function"!=typeof t)throw new Error(`Node element ${e} is not a function`);qd.set(e,t)}}const Xd=e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"),Yd=e=>Xd(e).split("").sort().join(""),Zd={setup(e,t){const s=t.shift();return e(Tp(s),...t)},get(e,t,s){if("string"==typeof t&&void 0===e[t]){if(!0!==e.isStackNode&&"assign"===t)return(...e)=>(Hd.assign(s,...e),s);if(qd.has(t)){const i=qd.get(t);return e.isStackNode?(...e)=>s.add(i(...e)):(...e)=>i(s,...e)}if("self"===t)return e;if(t.endsWith("Assign")&&qd.has(t.slice(0,t.length-6))){const i=qd.get(t.slice(0,t.length-6));return e.isStackNode?(...e)=>s.assign(e[0],i(...e)):(...e)=>s.assign(i(s,...e))}if(!0===/^[xyzwrgbastpq]{1,4}$/.test(t))return t=Xd(t),vp(new Dd(s,t));if(!0===/^set[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Yd(t.slice(3).toLowerCase()),s=>vp(new kd(e,t,s));if(!0===/^flip[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Yd(t.slice(4).toLowerCase()),()=>vp(new Gd(vp(e),t));if("width"===t||"height"===t||"depth"===t)return"width"===t?t="x":"height"===t?t="y":"depth"===t&&(t="z"),vp(new Dd(e,t));if(!0===/^\d+$/.test(t))return vp(new Ud(s,new jd(Number(t),"uint")))}return Reflect.get(e,t,s)},set:(e,t,s,i)=>"string"!=typeof t||void 0!==e[t]||!0!==/^[xyzwrgbastpq]{1,4}$/.test(t)&&"width"!==t&&"height"!==t&&"depth"!==t&&!0!==/^\d+$/.test(t)?Reflect.set(e,t,s,i):(i[t].assign(s),!0)},Jd=new WeakMap,Kd=new WeakMap,Qd=function(e,t=null){for(const s in e)e[s]=vp(e[s],t);return e},ep=function(e,t=null){const s=e.length;for(let i=0;i<s;i++)e[i]=vp(e[i],t);return e},tp=function(e,t=null,s=null,i=null){const r=e=>vp(null!==i?Object.assign(e,i):e);return null===t?(...t)=>r(new e(..._p(t))):null!==s?(s=vp(s),(...i)=>r(new e(t,..._p(i),s))):(...s)=>r(new e(t,..._p(s)))},sp=function(e,...t){return vp(new e(..._p(t)))};class ip extends Fd{constructor(e,t){super(),this.shaderNode=e,this.inputNodes=t}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}call(e){const{shaderNode:t,inputNodes:s}=this,i=e.getNodeProperties(t);if(i.onceOutput)return i.onceOutput;let r=null;if(t.layout){let i=Kd.get(e.constructor);void 0===i&&(i=new WeakMap,Kd.set(e.constructor,i));let n=i.get(t);void 0===n&&(n=vp(e.buildFunctionNode(t)),i.set(t,n)),null!==e.currentFunctionNode&&e.currentFunctionNode.includes.push(n),r=vp(n.call(s))}else{const i=t.jsFunc,n=null!==s?i(s,e):i(e);r=vp(n)}return t.once&&(i.onceOutput=r),r}getOutputNode(e){const t=e.getNodeProperties(this);return null===t.outputNode&&(t.outputNode=this.setupOutput(e)),t.outputNode}setup(e){return this.getOutputNode(e)}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}generate(e,t){return this.getOutputNode(e).build(e,t)}}class rp extends Fd{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}call(e=null){return Tp(e),vp(new ip(this,e))}setup(){return this.call()}}const np=[!1,!0],op=[0,1,2,3],ap=[-1,-2],hp=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],up=new Map;for(const e of np)up.set(e,new jd(e));const lp=new Map;for(const e of op)lp.set(e,new jd(e,"uint"));const cp=new Map([...lp].map((e=>new jd(e.value,"int"))));for(const e of ap)cp.set(e,new jd(e,"int"));const dp=new Map([...cp].map((e=>new jd(e.value))));for(const e of hp)dp.set(e,new jd(e));for(const e of hp)dp.set(-e,new jd(-e));const pp={bool:up,uint:lp,ints:cp,float:dp},mp=new Map([...up,...dp]),gp=(e,t)=>mp.has(e)?mp.get(e):!0===e.isNode?e:new jd(e,t),fp=function(e,t=null){return(...s)=>{if((0===s.length||!["bool","float","int","uint"].includes(e)&&s.every((e=>"object"!=typeof e)))&&(s=[_d(e,...s)]),1===s.length&&null!==t&&t.has(s[0]))return vp(t.get(s[0]));if(1===s.length){const t=gp(s[0],e);return(e=>{try{return e.getNodeType()}catch(e){return}})(t)===e?vp(t):vp(new Od(t,e))}const i=s.map((e=>gp(e)));return vp(new Ld(i,e))}},yp=e=>"object"==typeof e&&null!==e?e.value:e,xp=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function bp(e,t){return new Proxy(new rp(e,t),Zd)}const vp=(e,t=null)=>function(e,t=null){const s=Td(e);if("node"===s){let t=Jd.get(e);return void 0===t&&(t=new Proxy(e,Zd),Jd.set(e,t),Jd.set(t,t)),t}return null===t&&("float"===s||"boolean"===s)||s&&"shader"!==s&&"string"!==s?vp(gp(e,t)):"shader"===s?Mp(e):e}(e,t),Tp=(e,t=null)=>new Qd(e,t),_p=(e,t=null)=>new ep(e,t),wp=(...e)=>new tp(...e),Sp=(...e)=>new sp(...e),Mp=(e,t)=>{const s=new bp(e,t),i=(...e)=>{let t;return Tp(e),t=e[0]&&e[0].isNode?[...e]:e[0],s.call(t)};return i.shaderNode=s,i.setLayout=e=>(s.setLayout(e),i),i.once=()=>(s.once=!0,i),i},Ap=(...e)=>(console.warn("TSL.ShaderNode: tslFn() has been renamed to Fn()."),Mp(...e));$d("toGlobal",(e=>(e.global=!0,e)));const Np=e=>{Hd=e},Cp=()=>Hd,Rp=(...e)=>Hd.If(...e);function Ep(e){return Hd&&Hd.add(e),e}$d("append",Ep);const Bp=new fp("color"),Ip=new fp("float",pp.float),Pp=new fp("int",pp.ints),Fp=new fp("uint",pp.uint),Up=new fp("bool",pp.bool),Op=new fp("vec2"),zp=new fp("ivec2"),Lp=new fp("uvec2"),Vp=new fp("bvec2"),Dp=new fp("vec3"),kp=new fp("ivec3"),Gp=new fp("uvec3"),Wp=new fp("bvec3"),jp=new fp("vec4"),Hp=new fp("ivec4"),qp=new fp("uvec4"),$p=new fp("bvec4"),Xp=new fp("mat2"),Yp=new fp("mat3"),Zp=new fp("mat4"),Jp=(e="")=>vp(new jd(e,"string")),Kp=e=>vp(new jd(e,"ArrayBuffer"));$d("toColor",Bp),$d("toFloat",Ip),$d("toInt",Pp),$d("toUint",Fp),$d("toBool",Up),$d("toVec2",Op),$d("toIVec2",zp),$d("toUVec2",Lp),$d("toBVec2",Vp),$d("toVec3",Dp),$d("toIVec3",kp),$d("toUVec3",Gp),$d("toBVec3",Wp),$d("toVec4",jp),$d("toIVec4",Hp),$d("toUVec4",qp),$d("toBVec4",$p),$d("toMat2",Xp),$d("toMat3",Yp),$d("toMat4",Zp);const Qp=wp(Ud),em=(e,t)=>vp(new Od(vp(e),t)),tm=(e,t)=>vp(new Dd(vp(e),t));$d("element",Qp),$d("convert",em);class sm extends Fd{static get type(){return"UniformGroupNode"}constructor(e,t=!1,s=1){super("string"),this.name=e,this.version=0,this.shared=t,this.order=s,this.isUniformGroup=!0}set needsUpdate(e){!0===e&&this.version++}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const im=e=>new sm(e),rm=(e,t=0)=>new sm(e,!0,t),nm=rm("frame"),om=rm("render"),am=im("object");class hm extends Wd{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=am}label(e){return this.name=e,this}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){const s=this.getSelf();return e=e.bind(s),super.onUpdate((t=>{const i=e(t,s);void 0!==i&&(this.value=i)}),t)}generate(e,t){const s=this.getNodeType(e),i=this.getUniformHash(e);let r=e.getNodeFromHash(i);void 0===r&&(e.setHashNode(this,i),r=this);const n=r.getInputType(e),o=e.getUniformFromNode(r,n,e.shaderStage,this.name||e.context.label),a=e.getPropertyName(o);return void 0!==e.context.label&&delete e.context.label,e.format(a,s,t)}}const um=(e,t)=>{const s=xp(t||e),i=e&&!0===e.isNode?e.node&&e.node.value||e.value:e;return vp(new hm(i,s))};class lm extends Fd{static get type(){return"PropertyNode"}constructor(e,t=null,s=!1){super(e),this.name=t,this.varying=s,this.isPropertyNode=!0}getHash(e){return this.name||super.getHash(e)}isGlobal(){return!0}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const cm=(e,t)=>vp(new lm(e,t)),dm=(e,t)=>vp(new lm(e,t,!0)),pm=Sp(lm,"vec4","DiffuseColor"),mm=Sp(lm,"vec3","EmissiveColor"),gm=Sp(lm,"float","Roughness"),fm=Sp(lm,"float","Metalness"),ym=Sp(lm,"float","Clearcoat"),xm=Sp(lm,"float","ClearcoatRoughness"),bm=Sp(lm,"vec3","Sheen"),vm=Sp(lm,"float","SheenRoughness"),Tm=Sp(lm,"float","Iridescence"),_m=Sp(lm,"float","IridescenceIOR"),wm=Sp(lm,"float","IridescenceThickness"),Sm=Sp(lm,"float","AlphaT"),Mm=Sp(lm,"float","Anisotropy"),Am=Sp(lm,"vec3","AnisotropyT"),Nm=Sp(lm,"vec3","AnisotropyB"),Cm=Sp(lm,"color","SpecularColor"),Rm=Sp(lm,"float","SpecularF90"),Em=Sp(lm,"float","Shininess"),Bm=Sp(lm,"vec4","Output"),Im=Sp(lm,"float","dashSize"),Pm=Sp(lm,"float","gapSize"),Fm=Sp(lm,"float","pointWidth"),Um=Sp(lm,"float","IOR"),Om=Sp(lm,"float","Transmission"),zm=Sp(lm,"float","Thickness"),Lm=Sp(lm,"float","AttenuationDistance"),Vm=Sp(lm,"color","AttenuationColor"),Dm=Sp(lm,"float","Dispersion");class km extends zd{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const s=e.getTypeLength(t.node.getNodeType(e));return Id.join("").slice(0,s)!==t.components}return!1}generate(e,t){const{targetNode:s,sourceNode:i}=this,r=this.needsSplitAssign(e),n=s.getNodeType(e),o=s.context({assign:!0}).build(e),a=i.build(e,n),h=i.getNodeType(e),u=e.getDataFromNode(this);let l;if(!0===u.initialized)"void"!==t&&(l=o);else if(r){const i=e.getVarFromNode(this,null,n),r=e.getPropertyName(i);e.addLineFlowCode(`${r} = ${a}`,this);const h=s.node.context({assign:!0}).build(e);for(let t=0;t<s.components.length;t++){const i=s.components[t];e.addLineFlowCode(`${h}.${i} = ${r}[ ${t} ]`,this)}"void"!==t&&(l=o)}else l=`${o} = ${a}`,"void"!==t&&"void"!==h||(e.addLineFlowCode(l,this),"void"!==t&&(l=o));return u.initialized=!0,e.format(l,n,t)}}const Gm=wp(km);$d("assign",Gm);class Wm extends zd{static get type(){return"FunctionCallNode"}constructor(e=null,t={}){super(),this.functionNode=e,this.parameters=t}setParameters(e){return this.parameters=e,this}getParameters(){return this.parameters}getNodeType(e){return this.functionNode.getNodeType(e)}generate(e){const t=[],s=this.functionNode,i=s.getInputs(e),r=this.parameters,n=(t,s)=>{const i=s.type;let r;return r="pointer"===i?"&"+t.build(e):t.build(e,i),r};if(Array.isArray(r))for(let e=0;e<r.length;e++)t.push(n(r[e],i[e]));else for(const e of i){const s=r[e.name];if(void 0===s)throw new Error(`FunctionCallNode: Input '${e.name}' not found in FunctionNode.`);t.push(n(s,e))}return`${s.build(e,"property")}( ${t.join(", ")} )`}}const jm=(e,...t)=>(t=t.length>1||t[0]&&!0===t[0].isNode?_p(t):Tp(t[0]),vp(new Wm(vp(e),t)));$d("call",jm);class Hm extends zd{static get type(){return"OperatorNode"}constructor(e,t,s,...i){if(super(),i.length>0){let r=new Hm(e,t,s);for(let t=0;t<i.length-1;t++)r=new Hm(e,r,i[t]);t=r,s=i[i.length-1]}this.op=e,this.aNode=t,this.bNode=s}getNodeType(e,t){const s=this.op,i=this.aNode,r=this.bNode,n=i.getNodeType(e),o=void 0!==r?r.getNodeType(e):null;if("void"===n||"void"===o)return"void";if("%"===s)return n;if("~"===s||"&"===s||"|"===s||"^"===s||">>"===s||"<<"===s)return e.getIntegerType(n);if("!"===s||"=="===s||"&&"===s||"||"===s||"^^"===s)return"bool";if("<"===s||">"===s||"<="===s||">="===s){const s=t?e.getTypeLength(t):Math.max(e.getTypeLength(n),e.getTypeLength(o));return s>1?`bvec${s}`:"bool"}return"float"===n&&e.isMatrix(o)?o:e.isMatrix(n)&&e.isVector(o)?e.getVectorFromMatrix(n):e.isVector(n)&&e.isMatrix(o)?e.getVectorFromMatrix(o):e.getTypeLength(o)>e.getTypeLength(n)?o:n}generate(e,t){const s=this.op,i=this.aNode,r=this.bNode,n=this.getNodeType(e,t);let o=null,a=null;"void"!==n?(o=i.getNodeType(e),a=void 0!==r?r.getNodeType(e):null,"<"===s||">"===s||"<="===s||">="===s||"=="===s?e.isVector(o)?a=o:o!==a&&(o=a="float"):">>"===s||"<<"===s?(o=n,a=e.changeComponentType(a,"uint")):e.isMatrix(o)&&e.isVector(a)?a=e.getVectorFromMatrix(o):o=e.isVector(o)&&e.isMatrix(a)?e.getVectorFromMatrix(a):a=n):o=a=n;const h=i.build(e,o),u=void 0!==r?r.build(e,a):null,l=e.getTypeLength(t),c=e.getFunctionOperator(s);return"void"!==t?"<"===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThan",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} < ${u} )`,n,t):"<="===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThanEqual",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} <= ${u} )`,n,t):">"===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThan",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} > ${u} )`,n,t):">="===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThanEqual",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} >= ${u} )`,n,t):"!"===s||"~"===s?e.format(`(${s}${h})`,o,t):c?e.format(`${c}( ${h}, ${u} )`,n,t):e.format(`( ${h} ${s} ${u} )`,n,t):"void"!==o?c?e.format(`${c}( ${h}, ${u} )`,n,t):e.format(`${h} ${s} ${u}`,n,t):void 0}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const qm=wp(Hm,"+"),$m=wp(Hm,"-"),Xm=wp(Hm,"*"),Ym=wp(Hm,"/"),Zm=wp(Hm,"%"),Jm=wp(Hm,"=="),Km=wp(Hm,"!="),Qm=wp(Hm,"<"),eg=wp(Hm,">"),tg=wp(Hm,"<="),sg=wp(Hm,">="),ig=wp(Hm,"&&"),rg=wp(Hm,"||"),ng=wp(Hm,"!"),og=wp(Hm,"^^"),ag=wp(Hm,"&"),hg=wp(Hm,"~"),ug=wp(Hm,"|"),lg=wp(Hm,"^"),cg=wp(Hm,"<<"),dg=wp(Hm,">>");$d("add",qm),$d("sub",$m),$d("mul",Xm),$d("div",Ym),$d("modInt",Zm),$d("equal",Jm),$d("notEqual",Km),$d("lessThan",Qm),$d("greaterThan",eg),$d("lessThanEqual",tg),$d("greaterThanEqual",sg),$d("and",ig),$d("or",rg),$d("not",ng),$d("xor",og),$d("bitAnd",ag),$d("bitNot",hg),$d("bitOr",ug),$d("bitXor",lg),$d("shiftLeft",cg),$d("shiftRight",dg);const pg=(...e)=>(console.warn("TSL.OperatorNode: .remainder() has been renamed to .modInt()."),Zm(...e));$d("remainder",pg);class mg extends zd{static get type(){return"MathNode"}constructor(e,t,s=null,i=null){super(),this.method=e,this.aNode=t,this.bNode=s,this.cNode=i}getInputType(e){const t=this.aNode.getNodeType(e),s=this.bNode?this.bNode.getNodeType(e):null,i=this.cNode?this.cNode.getNodeType(e):null,r=e.isMatrix(t)?0:e.getTypeLength(t),n=e.isMatrix(s)?0:e.getTypeLength(s),o=e.isMatrix(i)?0:e.getTypeLength(i);return r>n&&r>o?t:n>o?s:o>r?i:t}getNodeType(e){const t=this.method;return t===mg.LENGTH||t===mg.DISTANCE||t===mg.DOT?"float":t===mg.CROSS?"vec3":t===mg.ALL?"bool":t===mg.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):t===mg.MOD?this.aNode.getNodeType(e):this.getInputType(e)}generate(e,t){const s=this.method,i=this.getNodeType(e),r=this.getInputType(e),n=this.aNode,o=this.bNode,a=this.cNode,h=!0===e.renderer.isWebGLRenderer;if(s===mg.TRANSFORM_DIRECTION){let s=n,i=o;e.isMatrix(s.getNodeType(e))?i=jp(Dp(i),0):s=jp(Dp(s),0);const r=Xm(s,i).xyz;return Ig(r).build(e,t)}if(s===mg.NEGATE)return e.format("( - "+n.build(e,r)+" )",i,t);if(s===mg.ONE_MINUS)return $m(1,n).build(e,t);if(s===mg.RECIPROCAL)return Ym(1,n).build(e,t);if(s===mg.DIFFERENCE)return Dg($m(n,o)).build(e,t);{const u=[];return s===mg.CROSS||s===mg.MOD?u.push(n.build(e,i),o.build(e,i)):h&&s===mg.STEP?u.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":r),o.build(e,r)):h&&(s===mg.MIN||s===mg.MAX)||s===mg.MOD?u.push(n.build(e,r),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":r)):s===mg.REFRACT?u.push(n.build(e,r),o.build(e,r),a.build(e,"float")):s===mg.MIX?u.push(n.build(e,r),o.build(e,r),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":r)):(u.push(n.build(e,r)),null!==o&&u.push(o.build(e,r)),null!==a&&u.push(a.build(e,r))),e.format(`${e.getMethod(s,i)}( ${u.join(", ")} )`,i,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}mg.ALL="all",mg.ANY="any",mg.EQUALS="equals",mg.RADIANS="radians",mg.DEGREES="degrees",mg.EXP="exp",mg.EXP2="exp2",mg.LOG="log",mg.LOG2="log2",mg.SQRT="sqrt",mg.INVERSE_SQRT="inversesqrt",mg.FLOOR="floor",mg.CEIL="ceil",mg.NORMALIZE="normalize",mg.FRACT="fract",mg.SIN="sin",mg.COS="cos",mg.TAN="tan",mg.ASIN="asin",mg.ACOS="acos",mg.ATAN="atan",mg.ABS="abs",mg.SIGN="sign",mg.LENGTH="length",mg.NEGATE="negate",mg.ONE_MINUS="oneMinus",mg.DFDX="dFdx",mg.DFDY="dFdy",mg.ROUND="round",mg.RECIPROCAL="reciprocal",mg.TRUNC="trunc",mg.FWIDTH="fwidth",mg.BITCAST="bitcast",mg.TRANSPOSE="transpose",mg.ATAN2="atan2",mg.MIN="min",mg.MAX="max",mg.MOD="mod",mg.STEP="step",mg.REFLECT="reflect",mg.DISTANCE="distance",mg.DIFFERENCE="difference",mg.DOT="dot",mg.CROSS="cross",mg.POW="pow",mg.TRANSFORM_DIRECTION="transformDirection",mg.MIX="mix",mg.CLAMP="clamp",mg.REFRACT="refract",mg.SMOOTHSTEP="smoothstep",mg.FACEFORWARD="faceforward";const gg=Ip(1e-6),fg=Ip(1e6),yg=Ip(Math.PI),xg=Ip(2*Math.PI),bg=wp(mg,mg.ALL),vg=wp(mg,mg.ANY),Tg=wp(mg,mg.EQUALS),_g=wp(mg,mg.RADIANS),wg=wp(mg,mg.DEGREES),Sg=wp(mg,mg.EXP),Mg=wp(mg,mg.EXP2),Ag=wp(mg,mg.LOG),Ng=wp(mg,mg.LOG2),Cg=wp(mg,mg.SQRT),Rg=wp(mg,mg.INVERSE_SQRT),Eg=wp(mg,mg.FLOOR),Bg=wp(mg,mg.CEIL),Ig=wp(mg,mg.NORMALIZE),Pg=wp(mg,mg.FRACT),Fg=wp(mg,mg.SIN),Ug=wp(mg,mg.COS),Og=wp(mg,mg.TAN),zg=wp(mg,mg.ASIN),Lg=wp(mg,mg.ACOS),Vg=wp(mg,mg.ATAN),Dg=wp(mg,mg.ABS),kg=wp(mg,mg.SIGN),Gg=wp(mg,mg.LENGTH),Wg=wp(mg,mg.NEGATE),jg=wp(mg,mg.ONE_MINUS),Hg=wp(mg,mg.DFDX),qg=wp(mg,mg.DFDY),$g=wp(mg,mg.ROUND),Xg=wp(mg,mg.RECIPROCAL),Yg=wp(mg,mg.TRUNC),Zg=wp(mg,mg.FWIDTH),Jg=wp(mg,mg.BITCAST),Kg=wp(mg,mg.TRANSPOSE),Qg=wp(mg,mg.ATAN2),ef=wp(mg,mg.MIN),tf=wp(mg,mg.MAX),sf=wp(mg,mg.MOD),rf=wp(mg,mg.STEP),nf=wp(mg,mg.REFLECT),of=wp(mg,mg.DISTANCE),af=wp(mg,mg.DIFFERENCE),hf=wp(mg,mg.DOT),uf=wp(mg,mg.CROSS),lf=wp(mg,mg.POW),cf=wp(mg,mg.POW,2),df=wp(mg,mg.POW,3),pf=wp(mg,mg.POW,4),mf=wp(mg,mg.TRANSFORM_DIRECTION),gf=e=>Xm(kg(e),lf(Dg(e),1/3)),ff=e=>hf(e,e),yf=wp(mg,mg.MIX),xf=(e,t=0,s=1)=>vp(new mg(mg.CLAMP,vp(e),vp(t),vp(s))),bf=e=>xf(e),vf=wp(mg,mg.REFRACT),Tf=wp(mg,mg.SMOOTHSTEP),_f=wp(mg,mg.FACEFORWARD),wf=Mp((([e])=>{const t=hf(e.xy,Op(12.9898,78.233)),s=sf(t,yg);return Pg(Fg(s).mul(43758.5453))})),Sf=(e,t,s)=>yf(t,s,e),Mf=(e,t,s)=>Tf(t,s,e);$d("all",bg),$d("any",vg),$d("equals",Tg),$d("radians",_g),$d("degrees",wg),$d("exp",Sg),$d("exp2",Mg),$d("log",Ag),$d("log2",Ng),$d("sqrt",Cg),$d("inverseSqrt",Rg),$d("floor",Eg),$d("ceil",Bg),$d("normalize",Ig),$d("fract",Pg),$d("sin",Fg),$d("cos",Ug),$d("tan",Og),$d("asin",zg),$d("acos",Lg),$d("atan",Vg),$d("abs",Dg),$d("sign",kg),$d("length",Gg),$d("lengthSq",ff),$d("negate",Wg),$d("oneMinus",jg),$d("dFdx",Hg),$d("dFdy",qg),$d("round",$g),$d("reciprocal",Xg),$d("trunc",Yg),$d("fwidth",Zg),$d("atan2",Qg),$d("min",ef),$d("max",tf),$d("mod",sf),$d("step",rf),$d("reflect",nf),$d("distance",of),$d("dot",hf),$d("cross",uf),$d("pow",lf),$d("pow2",cf),$d("pow3",df),$d("pow4",pf),$d("transformDirection",mf),$d("mix",Sf),$d("clamp",xf),$d("refract",vf),$d("smoothstep",Mf),$d("faceForward",_f),$d("difference",af),$d("saturate",bf),$d("cbrt",gf),$d("transpose",Kg),$d("rand",wf);class Af extends Fd{static get type(){return"ConditionalNode"}constructor(e,t,s=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=s}getNodeType(e){const t=this.ifNode.getNodeType(e);if(null!==this.elseNode){const s=this.elseNode.getNodeType(e);if(e.getTypeLength(s)>e.getTypeLength(t))return s}return t}setup(e){const t=this.condNode.cache(),s=this.ifNode.cache(),i=this.elseNode?this.elseNode.cache():null,r=e.context.nodeBlock;e.getDataFromNode(s).parentNodeBlock=r,null!==i&&(e.getDataFromNode(i).parentNodeBlock=r);const n=e.getNodeProperties(this);n.condNode=t,n.ifNode=s.context({nodeBlock:s}),n.elseNode=i?i.context({nodeBlock:i}):null}generate(e,t){const s=this.getNodeType(e),i=e.getDataFromNode(this);if(void 0!==i.nodeProperty)return i.nodeProperty;const{condNode:r,ifNode:n,elseNode:o}=e.getNodeProperties(this),a="void"!==t,h=a?cm(s).build(e):"";i.nodeProperty=h;const u=r.build(e,"bool");e.addFlowCode(`\n${e.tab}if ( ${u} ) {\n\n`).addFlowTab();let l=n.build(e,s);if(l&&(l=a?h+" = "+l+";":"return "+l+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+l+"\n\n"+e.tab+"}"),null!==o){e.addFlowCode(" else {\n\n").addFlowTab();let t=o.build(e,s);t&&(t=a?h+" = "+t+";":"return "+t+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(h,s,t)}}const Nf=wp(Af);$d("select",Nf);const Cf=(...e)=>(console.warn("TSL.ConditionalNode: cond() has been renamed to select()."),Nf(...e));$d("cond",Cf);class Rf extends Fd{static get type(){return"ContextNode"}constructor(e,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}analyze(e){this.node.build(e)}setup(e){const t=e.getContext();e.setContext({...e.context,...this.value});const s=this.node.build(e);return e.setContext(t),s}generate(e,t){const s=e.getContext();e.setContext({...e.context,...this.value});const i=this.node.build(e,t);return e.setContext(s),i}}const Ef=wp(Rf),Bf=(e,t)=>Ef(e,{label:t});$d("context",Ef),$d("label",Bf);class If extends Fd{static get type(){return"VarNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}generate(e){const{node:t,name:s}=this,i=e.getVarFromNode(this,s,e.getVectorType(this.getNodeType(e))),r=e.getPropertyName(i),n=t.build(e,i.type);return e.addLineFlowCode(`${r} = ${n}`,this),r}}const Pf=wp(If);$d("toVar",((...e)=>Pf(...e).append()));const Ff=e=>(console.warn('TSL: "temp" is deprecated. Use ".toVar()" instead.'),Pf(e));$d("temp",Ff);class Uf extends Fd{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0}isGlobal(){return!0}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let s=t.varying;if(void 0===s){const i=this.name,r=this.getNodeType(e);t.varying=s=e.getVaryingFromNode(this,i,r),t.node=this.node}return s.needsInterpolation||(s.needsInterpolation="fragment"===e.shaderStage),s}setup(e){this.setupVarying(e)}analyze(e){return this.setupVarying(e),this.node.analyze(e)}generate(e){const t=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===t.propertyName){const i=this.getNodeType(e),r=e.getPropertyName(s,Ad.VERTEX);e.flowNodeFromShaderStage(Ad.VERTEX,this.node,i,r),t.propertyName=r}return e.getPropertyName(s)}}const Of=wp(Uf);$d("varying",Of);const zf=Mp((([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),s=e.mul(.0773993808),i=e.lessThanEqual(.04045);return yf(t,s,i)})).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Lf=Mp((([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),s=e.mul(12.92),i=e.lessThanEqual(.0031308);return yf(t,s,i)})).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vf="WorkingColorSpace",Df="OutputColorSpace";class kf extends zd{static get type(){return"ColorSpaceNode"}constructor(e,t,s){super("vec4"),this.colorNode=e,this.source=t,this.target=s}resolveColorSpace(e,t){return t===Vf?ii.workingColorSpace:t===Df?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,s=this.resolveColorSpace(e,this.source),i=this.resolveColorSpace(e,this.target);let r=t;return!1!==ii.enabled&&s!==i&&s&&i?(ii.getTransfer(s)===Qt&&(r=jp(zf(r.rgb),r.a)),ii.getPrimaries(s)!==ii.getPrimaries(i)&&(r=jp(Yp(ii._getMatrix(new Zs,s,i)).mul(r.rgb),r.a)),ii.getTransfer(i)===Qt&&(r=jp(Lf(r.rgb),r.a)),r):r}}const Gf=e=>vp(new kf(vp(e),Vf,Df)),Wf=e=>vp(new kf(vp(e),Df,Vf)),jf=(e,t)=>vp(new kf(vp(e),Vf,t)),Hf=(e,t)=>vp(new kf(vp(e),t,Vf)),qf=(e,t,s)=>vp(new kf(vp(e),t,s));$d("toOutputColorSpace",Gf),$d("toWorkingColorSpace",Wf),$d("workingToColorSpace",jf),$d("colorSpaceToWorking",Hf);let $f=class extends Ud{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),s=this.referenceNode.getNodeType(),i=this.getNodeType();return e.format(t,s,i)}};class Xf extends Fd{static get type(){return"ReferenceBaseNode"}constructor(e,t,s=null,i=null){super(),this.property=e,this.uniformType=t,this.object=s,this.count=i,this.properties=e.split("."),this.reference=s,this.node=null,this.group=null,this.updateType=Nd.OBJECT}setGroup(e){return this.group=e,this}element(e){return vp(new $f(this,vp(e)))}setNodeType(e){const t=um(null,e).getSelf();null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let s=e[t[0]];for(let e=1;e<t.length;e++)s=s[t[e]];return s}updateReference(e){return this.reference=null!==this.object?this.object:e.object,this.reference}setup(){return this.updateValue(),this.node}update(){this.updateValue()}updateValue(){null===this.node&&this.setNodeType(this.uniformType);const e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}class Yf extends Xf{static get type(){return"RendererReferenceNode"}constructor(e,t,s=null){super(e,t,s),this.renderer=s,this.setGroup(om)}updateReference(e){return this.reference=null!==this.renderer?this.renderer:e.renderer,this.reference}}const Zf=(e,t,s)=>vp(new Yf(e,t,s));class Jf extends zd{static get type(){return"ToneMappingNode"}constructor(e,t=Qf,s=null){super("vec3"),this.toneMapping=e,this.exposureNode=t,this.colorNode=s}getCacheKey(){return xd(super.getCacheKey(),this.toneMapping)}setup(e){const t=this.colorNode||e.context.color,s=this.toneMapping;if(0===s)return t;let i=null;const r=e.renderer.library.getToneMappingFunction(s);return null!==r?i=jp(r(t.rgb,this.exposureNode),t.a):(console.error("ToneMappingNode: Unsupported Tone Mapping configuration.",s),i=t),i}}const Kf=(e,t,s)=>vp(new Jf(e,vp(t),vp(s))),Qf=Zf("toneMappingExposure","float");$d("toneMapping",((e,t,s)=>Kf(t,s,e)));class ey extends Wd{static get type(){return"BufferAttributeNode"}constructor(e,t=null,s=0,i=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=s,this.bufferOffset=i,this.usage=Ss,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),s=this.value,i=e.getTypeLength(t),r=this.bufferStride||i,n=this.bufferOffset,o=!0===s.isInterleavedBuffer?s:new Qn(s,r),a=new to(o,i,n);o.setUsage(this.usage),this.attribute=a,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),s=e.getBufferAttributeFromNode(this,t),i=e.getPropertyName(s);let r=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,r=i;else{r=Of(this).build(e,t)}return r}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}const ty=(e,t,s,i)=>vp(new ey(e,t,s,i)),sy=(e,t,s,i)=>ty(e,t,s,i).setUsage(Ms),iy=(e,t,s,i)=>ty(e,t,s,i).setInstanced(!0),ry=(e,t,s,i)=>sy(e,t,s,i).setInstanced(!0);$d("toAttribute",(e=>ty(e.value)));class ny extends Fd{static get type(){return"ComputeNode"}constructor(e,t,s=[64]){super("void"),this.isComputeNode=!0,this.computeNode=e,this.count=t,this.workgroupSize=s,this.dispatchCount=0,this.version=1,this.updateBeforeType=Nd.OBJECT,this.onInitFunction=null,this.updateDispatchCount()}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}updateDispatchCount(){const{count:e,workgroupSize:t}=this;let s=t[0];for(let e=1;e<t.length;e++)s*=t[e];this.dispatchCount=Math.ceil(e/s)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}generate(e){const{shaderStage:t}=e;if("compute"===t){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}}}const oy=(e,t,s)=>vp(new ny(vp(e),t,s));$d("compute",oy);class ay extends Fd{static get type(){return"CacheNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isCacheNode=!0}getNodeType(e){return this.node.getNodeType(e)}build(e,...t){const s=e.getCache(),i=e.getCacheFromNode(this,this.parent);e.setCache(i);const r=this.node.build(e,...t);return e.setCache(s),r}}const hy=(e,...t)=>vp(new ay(vp(e),...t));$d("cache",hy);class uy extends Fd{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const ly=wp(uy);$d("bypass",ly);class cy extends Fd{static get type(){return"RemapNode"}constructor(e,t,s,i=Ip(0),r=Ip(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=s,this.outLowNode=i,this.outHighNode=r,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:s,outLowNode:i,outHighNode:r,doClamp:n}=this;let o=e.sub(t).div(s.sub(t));return!0===n&&(o=o.clamp()),o.mul(r.sub(i)).add(i)}}const dy=wp(cy,null,null,{doClamp:!1}),py=wp(cy);$d("remap",dy),$d("remapClamp",py);class my extends Fd{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const s=this.getNodeType(e),i=this.snippet;if("void"!==s)return e.format(`( ${i} )`,s,t);e.addLineFlowCode(i,this)}}const gy=wp(my),fy=e=>(e?Nf(e,gy("discard")):gy("discard")).append(),yy=()=>gy("return").append();$d("discard",fy);class xy extends zd{static get type(){return"RenderOutputNode"}constructor(e,t,s){super("vec4"),this.colorNode=e,this.toneMapping=t,this.outputColorSpace=s,this.isRenderOutput=!0}setup({context:e}){let t=this.colorNode||e.color;const s=(null!==this.toneMapping?this.toneMapping:e.toneMapping)||0,i=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||Yt;return 0!==s&&(t=t.toneMapping(s)),i!==Yt&&i!==ii.workingColorSpace&&(t=t.workingToColorSpace(i)),t}}const by=(e,t=null,s=null)=>vp(new xy(vp(e),t,s));function vy(e){console.warn("THREE.TSLBase: AddNodeElement has been removed in favor of tree-shaking. Trying add",e)}$d("renderOutput",by);class Ty extends Fd{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const s=this.getAttributeName(e);if(e.hasGeometryAttribute(s)){const i=e.geometry.getAttribute(s);t=e.getTypeFromAttribute(i)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),s=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const i=e.geometry.getAttribute(t),r=e.getTypeFromAttribute(i),n=e.getAttribute(t,r);if("vertex"===e.shaderStage)return e.format(n.name,r,s);return Of(this).build(e,s)}return console.warn(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(s)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const _y=(e,t)=>vp(new Ty(e,t)),wy=e=>_y("uv"+(e>0?e:""),"vec2");class Sy extends Fd{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const s=this.textureNode.build(e,"property"),i=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${s}, ${i} )`,this.getNodeType(e),t)}}const My=wp(Sy);class Ay extends hm{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Nd.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,s=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(s&&void 0!==s.width){const{width:e,height:t}=s;this.value=Math.log2(Math.max(e,t))}}}const Ny=wp(Ay);class Cy extends hm{static get type(){return"TextureNode"}constructor(e,t=null,s=null,i=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=s,this.biasNode=i,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Nd.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===Be?"uvec4":this.value.type===Ee?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return wy(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=um(this.value.matrix)),this._matrixUniform.mul(Dp(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this.updateType=e?Nd.FRAME:Nd.NONE,this}setupUV(e,t){const s=this.value;return!e.isFlipY()||!0!==s.isRenderTargetTexture&&!0!==s.isFramebufferTexture&&!0!==s.isDepthTexture||(t=this.sampler?t.flipY():t.setY(Pp(My(this,this.levelNode).y).sub(t.y).sub(1))),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;let s=this.uvNode;null!==s&&!0!==e.context.forceUVContext||!e.context.getUV||(s=e.context.getUV(this)),s||(s=this.getDefaultUV()),!0===this.updateMatrix&&(s=this.getTransformedUV(s)),s=this.setupUV(e,s);let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateSnippet(e,t,s,i,r,n,o,a){const h=this.value;let u;return u=i?e.generateTextureLevel(h,t,s,i,n):r?e.generateTextureBias(h,t,s,r,n):a?e.generateTextureGrad(h,t,s,a,n):o?e.generateTextureCompare(h,t,s,o,n):!1===this.sampler?e.generateTextureLoad(h,t,s,n):e.generateTexture(h,t,s,n),u}generate(e,t){const s=e.getNodeProperties(this),i=this.value;if(!i||!0!==i.isTexture)throw new Error("TextureNode: Need a three.js texture.");const r=super.generate(e,"property");if("sampler"===t)return r+"_sampler";if(e.isReference(t))return r;{const n=e.getDataFromNode(this);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:i,biasNode:a,compareNode:h,depthNode:u,gradNode:l}=s,c=this.generateUV(e,t),d=i?i.build(e,"float"):null,p=a?a.build(e,"float"):null,m=u?u.build(e,"int"):null,g=h?h.build(e,"float"):null,f=l?[l[0].build(e,"vec2"),l[1].build(e,"vec2")]:null,y=e.getVarFromNode(this);o=e.getPropertyName(y);const x=this.generateSnippet(e,r,c,d,p,m,g,f);e.addLineFlowCode(`${o} = ${x}`,this),n.snippet=x,n.propertyName=o}let a=o;const h=this.getNodeType(e);return e.needsToWorkingColorSpace(i)&&(a=Hf(gy(a,h),i.colorSpace).setup(e).build(e,h)),e.format(a,h,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){const t=this.clone();return t.uvNode=vp(e),t.referenceNode=this.getSelf(),vp(t)}blur(e){const t=this.clone();return t.biasNode=vp(e).mul(Ny(t)),t.referenceNode=this.getSelf(),vp(t)}level(e){const t=this.clone();return t.levelNode=vp(e),t.referenceNode=this.getSelf(),vp(t)}size(e){return My(this,e)}bias(e){const t=this.clone();return t.biasNode=vp(e),t.referenceNode=this.getSelf(),vp(t)}compare(e){const t=this.clone();return t.compareNode=vp(e),t.referenceNode=this.getSelf(),vp(t)}grad(e,t){const s=this.clone();return s.gradNode=[vp(e),vp(t)],s.referenceNode=this.getSelf(),vp(s)}depth(e){const t=this.clone();return t.depthNode=vp(e),t.referenceNode=this.getSelf(),vp(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix()}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e}}const Ry=wp(Cy),Ey=(...e)=>Ry(...e).setSampler(!1),By=e=>(!0===e.isNode?e:Ry(e)).convert("sampler"),Iy=um("float").label("cameraNear").setGroup(om).onRenderUpdate((({camera:e})=>e.near)),Py=um("float").label("cameraFar").setGroup(om).onRenderUpdate((({camera:e})=>e.far)),Fy=um("mat4").label("cameraProjectionMatrix").setGroup(om).onRenderUpdate((({camera:e})=>e.projectionMatrix)),Uy=um("mat4").label("cameraProjectionMatrixInverse").setGroup(om).onRenderUpdate((({camera:e})=>e.projectionMatrixInverse)),Oy=um("mat4").label("cameraViewMatrix").setGroup(om).onRenderUpdate((({camera:e})=>e.matrixWorldInverse)),zy=um("mat4").label("cameraWorldMatrix").setGroup(om).onRenderUpdate((({camera:e})=>e.matrixWorld)),Ly=um("mat3").label("cameraNormalMatrix").setGroup(om).onRenderUpdate((({camera:e})=>e.normalMatrix)),Vy=um(new Ai).label("cameraPosition").setGroup(om).onRenderUpdate((({camera:e},t)=>t.value.setFromMatrixPosition(e.matrixWorld)));class Dy extends Fd{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Nd.OBJECT,this._uniformNode=new hm(null)}getNodeType(){const e=this.scope;return e===Dy.WORLD_MATRIX?"mat4":e===Dy.POSITION||e===Dy.VIEW_POSITION||e===Dy.DIRECTION||e===Dy.SCALE?"vec3":void 0}update(e){const t=this.object3d,s=this._uniformNode,i=this.scope;if(i===Dy.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Dy.POSITION)s.value=s.value||new Ai,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Dy.SCALE)s.value=s.value||new Ai,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Dy.DIRECTION)s.value=s.value||new Ai,t.getWorldDirection(s.value);else if(i===Dy.VIEW_POSITION){const i=e.camera;s.value=s.value||new Ai,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}}generate(e){const t=this.scope;return t===Dy.WORLD_MATRIX?this._uniformNode.nodeType="mat4":t!==Dy.POSITION&&t!==Dy.VIEW_POSITION&&t!==Dy.DIRECTION&&t!==Dy.SCALE||(this._uniformNode.nodeType="vec3"),this._uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Dy.WORLD_MATRIX="worldMatrix",Dy.POSITION="position",Dy.SCALE="scale",Dy.VIEW_POSITION="viewPosition",Dy.DIRECTION="direction";const ky=wp(Dy,Dy.DIRECTION),Gy=wp(Dy,Dy.WORLD_MATRIX),Wy=wp(Dy,Dy.POSITION),jy=wp(Dy,Dy.SCALE),Hy=wp(Dy,Dy.VIEW_POSITION);class qy extends Dy{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const $y=Sp(qy,qy.DIRECTION),Xy=Sp(qy,qy.WORLD_MATRIX),Yy=Sp(qy,qy.POSITION),Zy=Sp(qy,qy.SCALE),Jy=Sp(qy,qy.VIEW_POSITION),Ky=um(new Zs).onObjectUpdate((({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld))),Qy=um(new sr).onObjectUpdate((({object:e},t)=>t.value.copy(e.matrixWorld).invert())),ex=Oy.mul(Xy).toVar("modelViewMatrix"),tx=Mp((e=>(e.context.isHighPrecisionModelViewMatrix=!0,um("mat4").onObjectUpdate((({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))))).once()().toVar("highPrecisionModelViewMatrix"),sx=Mp((e=>{const t=e.context.isHighPrecisionModelViewMatrix;return um("mat3").onObjectUpdate((({object:e,camera:s})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix))))})).once()().toVar("highPrecisionModelNormalMatrix"),ix=_y("position","vec3"),rx=ix.varying("positionLocal"),nx=ix.varying("positionPrevious"),ox=Xy.mul(rx).xyz.varying("v_positionWorld"),ax=rx.transformDirection(Xy).varying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),hx=ex.mul(rx).xyz.varying("v_positionView"),ux=hx.negate().varying("v_positionViewDirection").normalize().toVar("positionViewDirection");class lx extends Fd{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){const{renderer:t,material:s}=e;return t.coordinateSystem===Us&&1===s.side?"false":e.getFrontFacing()}}const cx=Sp(lx),dx=Ip(cx).mul(2).sub(1),px=_y("normal","vec3"),mx=Mp((e=>!1===e.geometry.hasAttribute("normal")?(console.warn('TSL.NormalNode: Vertex attribute "normal" not found on geometry.'),Dp(0,1,0)):px),"vec3").once()().toVar("normalLocal"),gx=hx.dFdx().cross(hx.dFdy()).normalize().toVar("normalFlat"),fx=Mp((e=>{let t;return t=!0===e.material.flatShading?gx:Of(_x(mx),"v_normalView").normalize(),t}),"vec3").once()().toVar("normalView"),yx=Of(fx.transformDirection(Oy),"v_normalWorld").normalize().toVar("normalWorld"),xx=Mp((e=>e.context.setupNormal()),"vec3").once()().mul(dx).toVar("transformedNormalView"),bx=xx.transformDirection(Oy).toVar("transformedNormalWorld"),vx=Mp((e=>e.context.setupClearcoatNormal()),"vec3").once()().mul(dx).toVar("transformedClearcoatNormalView"),Tx=Mp((([e,t=Xy])=>{const s=Yp(t),i=e.div(Dp(s[0].dot(s[0]),s[1].dot(s[1]),s[2].dot(s[2])));return s.mul(i).xyz})),_x=Mp((([e],t)=>{const s=t.renderer.nodes.modelNormalViewMatrix;if(null!==s)return s.transformDirection(e);const i=Ky.mul(e);return Oy.transformDirection(i)})),wx=um(0).onReference((({material:e})=>e)).onRenderUpdate((({material:e})=>e.refractionRatio)),Sx=ux.negate().reflect(xx),Mx=ux.negate().refract(xx,wx),Ax=Sx.transformDirection(Oy).toVar("reflectVector"),Nx=Mx.transformDirection(Oy).toVar("reflectVector");class Cx extends Cy{static get type(){return"CubeTextureNode"}constructor(e,t=null,s=null,i=null){super(e,t,s,i),this.isCubeTextureNode=!0}getInputType(){return"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===he?Ax:e.mapping===ue?Nx:(console.error('THREE.CubeTextureNode: Mapping "%s" not supported.',e.mapping),Dp(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const s=this.value;return e.renderer.coordinateSystem!==Os&&s.isRenderTargetTexture?t:Dp(t.x.negate(),t.yz)}generateUV(e,t){return t.build(e,"vec3")}}const Rx=wp(Cx);class Ex extends hm{static get type(){return"BufferNode"}constructor(e,t,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=s}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Bx=(e,t,s)=>vp(new Ex(e,t,s));class Ix extends Ud{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),s=this.getNodeType();return e.format(t,"vec4",s)}}class Px extends Ex{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null,"vec4"),this.array=e,this.elementType=t,this._elementType=null,this._elementLength=0,this.updateType=Nd.RENDER,this.isArrayBufferNode=!0}getElementType(){return this.elementType||this._elementType}getElementLength(){return this._elementLength}update(){const{array:e,value:t}=this,s=this.getElementLength(),i=this.getElementType();if(1===s)for(let s=0;s<e.length;s++){t[4*s]=e[s]}else if("color"===i)for(let s=0;s<e.length;s++){const i=4*s,r=e[s];t[i]=r.r,t[i+1]=r.g,t[i+2]=r.b||0}else for(let s=0;s<e.length;s++){const i=4*s,r=e[s];t[i]=r.x,t[i+1]=r.y,t[i+2]=r.z||0,t[i+3]=r.w||0}}setup(e){const t=this.array.length;this._elementType=null===this.elementType?Td(this.array[0]):this.elementType,this._elementLength=e.getTypeLength(this._elementType);let s=Float32Array;return"i"===this._elementType.charAt(0)?s=Int32Array:"u"===this._elementType.charAt(0)&&(s=Uint32Array),this.value=new s(4*t),this.bufferCount=t,this.bufferType=e.changeComponentType("vec4",e.getComponentType(this._elementType)),super.setup(e)}element(e){return vp(new Ix(this,vp(e)))}}const Fx=(e,t)=>vp(new Px(e,t)),Ux=(e,t)=>(console.warn("TSL.UniformArrayNode: uniforms() has been renamed to uniformArray()."),vp(new Px(e,t)));class Ox extends Ud{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),s=this.referenceNode.getNodeType(),i=this.getNodeType();return e.format(t,s,i)}}class zx extends Fd{static get type(){return"ReferenceNode"}constructor(e,t,s=null,i=null){super(),this.property=e,this.uniformType=t,this.object=s,this.count=i,this.properties=e.split("."),this.reference=s,this.node=null,this.group=null,this.name=null,this.updateType=Nd.OBJECT}element(e){return vp(new Ox(this,vp(e)))}setGroup(e){return this.group=e,this}label(e){return this.name=e,this}setNodeType(e){let t=null;t=null!==this.count?Bx(null,e,this.count):Array.isArray(this.getValueFromReference())?Fx(null,e):"texture"===e?Ry(null):"cubeTexture"===e?Rx(null):um(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.label(this.name),this.node=t.getSelf()}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let s=e[t[0]];for(let e=1;e<t.length;e++)s=s[t[e]];return s}updateReference(e){return this.reference=null!==this.object?this.object:e.object,this.reference}setup(){return this.updateValue(),this.node}update(){this.updateValue()}updateValue(){null===this.node&&this.setNodeType(this.uniformType);const e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}const Lx=(e,t,s)=>vp(new zx(e,t,s)),Vx=(e,t,s,i)=>vp(new zx(e,t,i,s));class Dx extends zx{static get type(){return"MaterialReferenceNode"}constructor(e,t,s=null){super(e,t,s),this.material=s,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const kx=(e,t,s)=>vp(new Dx(e,t,s)),Gx=Mp((e=>(!1===e.geometry.hasAttribute("tangent")&&e.geometry.computeTangents(),_y("tangent","vec4"))))(),Wx=Gx.xyz.toVar("tangentLocal"),jx=ex.mul(jp(Wx,0)).xyz.varying("v_tangentView").normalize().toVar("tangentView"),Hx=jx.transformDirection(Oy).varying("v_tangentWorld").normalize().toVar("tangentWorld"),qx=jx.toVar("transformedTangentView"),$x=qx.transformDirection(Oy).normalize().toVar("transformedTangentWorld"),Xx=e=>e.mul(Gx.w).xyz,Yx=Of(Xx(px.cross(Gx)),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Zx=Of(Xx(mx.cross(Wx)),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Jx=Of(Xx(fx.cross(jx)),"v_bitangentView").normalize().toVar("bitangentView"),Kx=Of(Xx(yx.cross(Hx)),"v_bitangentWorld").normalize().toVar("bitangentWorld"),Qx=Xx(xx.cross(qx)).normalize().toVar("transformedBitangentView"),eb=Qx.transformDirection(Oy).normalize().toVar("transformedBitangentWorld"),tb=Yp(jx,Jx,fx),sb=ux.mul(tb),ib=(e,t)=>e.sub(sb.mul(t)),rb=(()=>{let e=Nm.cross(ux);return e=e.cross(Nm).normalize(),e=yf(e,xx,Mm.mul(gm.oneMinus()).oneMinus().pow2().pow2()).normalize(),e})(),nb=Mp((e=>{const{eye_pos:t,surf_norm:s,mapN:i,uv:r}=e,n=t.dFdx(),o=t.dFdy(),a=r.dFdx(),h=r.dFdy(),u=s,l=o.cross(u),c=u.cross(n),d=l.mul(a.x).add(c.mul(h.x)),p=l.mul(a.y).add(c.mul(h.y)),m=d.dot(d).max(p.dot(p)),g=dx.mul(m.inverseSqrt());return qm(d.mul(i.x,g),p.mul(i.y,g),u.mul(i.z)).normalize()}));class ob extends zd{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=0}setup(e){const{normalMapType:t,scaleNode:s}=this;let i=this.node.mul(2).sub(1);null!==s&&(i=Dp(i.xy.mul(s),i.z));let r=null;if(1===t)r=_x(i);else if(0===t){r=!0===e.hasGeometryAttribute("tangent")?tb.mul(i).normalize():nb({eye_pos:hx,surf_norm:fx,mapN:i,uv:wy()})}return r}}const ab=wp(ob),hb=Mp((({textureNode:e,bumpScale:t})=>{const s=t=>e.cache().context({getUV:e=>t(e.uvNode||wy()),forceUVContext:!0}),i=Ip(s((e=>e)));return Op(Ip(s((e=>e.add(e.dFdx())))).sub(i),Ip(s((e=>e.add(e.dFdy())))).sub(i)).mul(t)})),ub=Mp((e=>{const{surf_pos:t,surf_norm:s,dHdxy:i}=e,r=t.dFdx().normalize(),n=s,o=t.dFdy().normalize().cross(n),a=n.cross(r),h=r.dot(o).mul(dx),u=h.sign().mul(i.x.mul(o).add(i.y.mul(a)));return h.abs().mul(s).sub(u).normalize()}));class lb extends zd{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=hb({textureNode:this.textureNode,bumpScale:e});return ub({surf_pos:hx,surf_norm:fx,dHdxy:t})}}const cb=wp(lb),db=new Map;class pb extends Fd{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let s=db.get(e);return void 0===s&&(s=kx(e,t),db.set(e,s)),s}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,s=this.scope;let i=null;if(s===pb.COLOR){const e=void 0!==t.color?this.getColor(s):Dp();i=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(s===pb.OPACITY){const e=this.getFloat(s);i=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(s===pb.SPECULAR_STRENGTH)i=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:Ip(1);else if(s===pb.SPECULAR_INTENSITY){const e=this.getFloat(s);i=t.specularMap?e.mul(this.getTexture(s).a):e}else if(s===pb.SPECULAR_COLOR){const e=this.getColor(s);i=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(s).rgb):e}else if(s===pb.ROUGHNESS){const e=this.getFloat(s);i=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(s).g):e}else if(s===pb.METALNESS){const e=this.getFloat(s);i=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(s).b):e}else if(s===pb.EMISSIVE){const e=this.getFloat("emissiveIntensity"),r=this.getColor(s).mul(e);i=t.emissiveMap&&!0===t.emissiveMap.isTexture?r.mul(this.getTexture(s)):r}else if(s===pb.NORMAL)t.normalMap?(i=ab(this.getTexture("normal"),this.getCache("normalScale","vec2")),i.normalMapType=t.normalMapType):i=t.bumpMap?cb(this.getTexture("bump").r,this.getFloat("bumpScale")):fx;else if(s===pb.CLEARCOAT){const e=this.getFloat(s);i=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(s).r):e}else if(s===pb.CLEARCOAT_ROUGHNESS){const e=this.getFloat(s);i=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(s).r):e}else if(s===pb.CLEARCOAT_NORMAL)i=t.clearcoatNormalMap?ab(this.getTexture(s),this.getCache(s+"Scale","vec2")):fx;else if(s===pb.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));i=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(s===pb.SHEEN_ROUGHNESS){const e=this.getFloat(s);i=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(s).a):e,i=i.clamp(.07,1)}else if(s===pb.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(s);i=Xp(Jb.x,Jb.y,Jb.y.negate(),Jb.x).mul(e.rg.mul(2).sub(Op(1)).normalize().mul(e.b))}else i=Jb;else if(s===pb.IRIDESCENCE_THICKNESS){const e=Lx("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const r=Lx("0","float",t.iridescenceThicknessRange);i=e.sub(r).mul(this.getTexture(s).g).add(r)}else i=e}else if(s===pb.TRANSMISSION){const e=this.getFloat(s);i=t.transmissionMap?e.mul(this.getTexture(s).r):e}else if(s===pb.THICKNESS){const e=this.getFloat(s);i=t.thicknessMap?e.mul(this.getTexture(s).g):e}else if(s===pb.IOR)i=this.getFloat(s);else if(s===pb.LIGHT_MAP)i=this.getTexture(s).rgb.mul(this.getFloat("lightMapIntensity"));else if(s===pb.AO_MAP)i=this.getTexture(s).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else{const t=this.getNodeType(e);i=this.getCache(s,t)}return i}}pb.ALPHA_TEST="alphaTest",pb.COLOR="color",pb.OPACITY="opacity",pb.SHININESS="shininess",pb.SPECULAR="specular",pb.SPECULAR_STRENGTH="specularStrength",pb.SPECULAR_INTENSITY="specularIntensity",pb.SPECULAR_COLOR="specularColor",pb.REFLECTIVITY="reflectivity",pb.ROUGHNESS="roughness",pb.METALNESS="metalness",pb.NORMAL="normal",pb.CLEARCOAT="clearcoat",pb.CLEARCOAT_ROUGHNESS="clearcoatRoughness",pb.CLEARCOAT_NORMAL="clearcoatNormal",pb.EMISSIVE="emissive",pb.ROTATION="rotation",pb.SHEEN="sheen",pb.SHEEN_ROUGHNESS="sheenRoughness",pb.ANISOTROPY="anisotropy",pb.IRIDESCENCE="iridescence",pb.IRIDESCENCE_IOR="iridescenceIOR",pb.IRIDESCENCE_THICKNESS="iridescenceThickness",pb.IOR="ior",pb.TRANSMISSION="transmission",pb.THICKNESS="thickness",pb.ATTENUATION_DISTANCE="attenuationDistance",pb.ATTENUATION_COLOR="attenuationColor",pb.LINE_SCALE="scale",pb.LINE_DASH_SIZE="dashSize",pb.LINE_GAP_SIZE="gapSize",pb.LINE_WIDTH="linewidth",pb.LINE_DASH_OFFSET="dashOffset",pb.POINT_WIDTH="pointWidth",pb.DISPERSION="dispersion",pb.LIGHT_MAP="light",pb.AO_MAP="ao";const mb=Sp(pb,pb.ALPHA_TEST),gb=Sp(pb,pb.COLOR),fb=Sp(pb,pb.SHININESS),yb=Sp(pb,pb.EMISSIVE),xb=Sp(pb,pb.OPACITY),bb=Sp(pb,pb.SPECULAR),vb=Sp(pb,pb.SPECULAR_INTENSITY),Tb=Sp(pb,pb.SPECULAR_COLOR),_b=Sp(pb,pb.SPECULAR_STRENGTH),wb=Sp(pb,pb.REFLECTIVITY),Sb=Sp(pb,pb.ROUGHNESS),Mb=Sp(pb,pb.METALNESS),Ab=Sp(pb,pb.NORMAL).context({getUV:null}),Nb=Sp(pb,pb.CLEARCOAT),Cb=Sp(pb,pb.CLEARCOAT_ROUGHNESS),Rb=Sp(pb,pb.CLEARCOAT_NORMAL).context({getUV:null}),Eb=Sp(pb,pb.ROTATION),Bb=Sp(pb,pb.SHEEN),Ib=Sp(pb,pb.SHEEN_ROUGHNESS),Pb=Sp(pb,pb.ANISOTROPY),Fb=Sp(pb,pb.IRIDESCENCE),Ub=Sp(pb,pb.IRIDESCENCE_IOR),Ob=Sp(pb,pb.IRIDESCENCE_THICKNESS),zb=Sp(pb,pb.TRANSMISSION),Lb=Sp(pb,pb.THICKNESS),Vb=Sp(pb,pb.IOR),Db=Sp(pb,pb.ATTENUATION_DISTANCE),kb=Sp(pb,pb.ATTENUATION_COLOR),Gb=Sp(pb,pb.LINE_SCALE),Wb=Sp(pb,pb.LINE_DASH_SIZE),jb=Sp(pb,pb.LINE_GAP_SIZE),Hb=Sp(pb,pb.LINE_WIDTH),qb=Sp(pb,pb.LINE_DASH_OFFSET),$b=Sp(pb,pb.POINT_WIDTH),Xb=Sp(pb,pb.DISPERSION),Yb=Sp(pb,pb.LIGHT_MAP),Zb=Sp(pb,pb.AO_MAP),Jb=um(new Ys).onReference((function(e){return e.material})).onRenderUpdate((function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}));class Kb extends zd{static get type(){return"ModelViewProjectionNode"}constructor(e=null){super("vec4"),this.positionNode=e}setup(e){if("fragment"===e.shaderStage)return Of(e.context.mvp);const t=this.positionNode||rx,s=e.renderer.nodes.modelViewMatrix||ex;return Fy.mul(s).mul(t)}}const Qb=wp(Kb);class ev extends Fd{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isInstanceIndexNode=!0}generate(e){const t=this.getNodeType(e),s=this.scope;let i,r;if(s===ev.VERTEX)i=e.getVertexIndex();else if(s===ev.INSTANCE)i=e.getInstanceIndex();else if(s===ev.DRAW)i=e.getDrawIndex();else if(s===ev.INVOCATION_LOCAL)i=e.getInvocationLocalIndex();else if(s===ev.INVOCATION_SUBGROUP)i=e.getInvocationSubgroupIndex();else{if(s!==ev.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+s);i=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)r=i;else{r=Of(this).build(e,t)}return r}}ev.VERTEX="vertex",ev.INSTANCE="instance",ev.SUBGROUP="subgroup",ev.INVOCATION_LOCAL="invocationLocal",ev.INVOCATION_SUBGROUP="invocationSubgroup",ev.DRAW="draw";const tv=Sp(ev,ev.VERTEX),sv=Sp(ev,ev.INSTANCE),iv=Sp(ev,ev.SUBGROUP),rv=Sp(ev,ev.INVOCATION_SUBGROUP),nv=Sp(ev,ev.INVOCATION_LOCAL),ov=Sp(ev,ev.DRAW);class av extends Fd{static get type(){return"InstanceNode"}constructor(e){super("void"),this.instanceMesh=e,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Nd.FRAME,this.buffer=null,this.bufferColor=null}setup(e){let t=this.instanceMatrixNode,s=this.instanceColorNode;const i=this.instanceMesh;if(null===t){const e=i.instanceMatrix;if(i.count<=1e3)t=Bx(e.array,"mat4",Math.max(i.count,1)).element(sv);else{const s=new bc(e.array,16,1);this.buffer=s;const i=e.usage===Ms?ry:iy,r=[i(s,"vec4",16,0),i(s,"vec4",16,4),i(s,"vec4",16,8),i(s,"vec4",16,12)];t=Zp(...r)}this.instanceMatrixNode=t}const r=i.instanceColor;if(r&&null===s){const e=new zo(r.array,3),t=r.usage===Ms?ry:iy;this.bufferColor=e,s=Dp(t(e,"vec3",3,0)),this.instanceColorNode=s}const n=t.mul(rx).xyz;if(rx.assign(n),e.hasGeometryAttribute("normal")){const e=Tx(mx,t);mx.assign(e)}null!==this.instanceColorNode&&dm("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){this.instanceMesh.instanceMatrix.usage!==Ms&&null!=this.buffer&&this.instanceMesh.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMesh.instanceMatrix.version),this.instanceMesh.instanceColor&&this.instanceMesh.instanceColor.usage!==Ms&&null!=this.bufferColor&&this.instanceMesh.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceMesh.instanceColor.version)}}const hv=wp(av);class uv extends Fd{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=sv:this.batchingIdNode=ov);const t=Mp((([e])=>{const t=My(Ey(this.batchMesh._indirectTexture),0),s=Pp(e).modInt(Pp(t)),i=Pp(e).div(Pp(t));return Ey(this.batchMesh._indirectTexture,zp(s,i)).x})).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),s=t(Pp(this.batchingIdNode)),i=this.batchMesh._matricesTexture,r=My(Ey(i),0),n=Ip(s).mul(4).toInt().toVar(),o=n.modInt(r),a=n.div(Pp(r)),h=Zp(Ey(i,zp(o,a)),Ey(i,zp(o.add(1),a)),Ey(i,zp(o.add(2),a)),Ey(i,zp(o.add(3),a))),u=this.batchMesh._colorsTexture;if(null!==u){const e=Mp((([e])=>{const t=My(Ey(u),0).x,s=e,i=s.modInt(t),r=s.div(t);return Ey(u,zp(i,r)).rgb})).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(s);dm("vec3","vBatchColor").assign(t)}const l=Yp(h);rx.assign(h.mul(rx));const c=mx.div(Dp(l[0].dot(l[0]),l[1].dot(l[1]),l[2].dot(l[2]))),d=l.mul(c).xyz;mx.assign(d),e.hasGeometryAttribute("tangent")&&Wx.mulAssign(l)}}const lv=wp(uv),cv=new WeakMap;class dv extends Fd{static get type(){return"SkinningNode"}constructor(e,t=!1){let s,i,r;super("void"),this.skinnedMesh=e,this.useReference=t,this.updateType=Nd.OBJECT,this.skinIndexNode=_y("skinIndex","uvec4"),this.skinWeightNode=_y("skinWeight","vec4"),t?(s=Lx("bindMatrix","mat4"),i=Lx("bindMatrixInverse","mat4"),r=Vx("skeleton.boneMatrices","mat4",e.skeleton.bones.length)):(s=um(e.bindMatrix,"mat4"),i=um(e.bindMatrixInverse,"mat4"),r=Bx(e.skeleton.boneMatrices,"mat4",e.skeleton.bones.length)),this.bindMatrixNode=s,this.bindMatrixInverseNode=i,this.boneMatricesNode=r,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=rx){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:r,bindMatrixInverseNode:n}=this,o=e.element(s.x),a=e.element(s.y),h=e.element(s.z),u=e.element(s.w),l=r.mul(t),c=qm(o.mul(i.x).mul(l),a.mul(i.y).mul(l),h.mul(i.z).mul(l),u.mul(i.w).mul(l));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=mx){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:r,bindMatrixInverseNode:n}=this,o=e.element(s.x),a=e.element(s.y),h=e.element(s.z),u=e.element(s.w);let l=qm(i.x.mul(o),i.y.mul(a),i.z.mul(h),i.w.mul(u));return l=n.mul(l).mul(r),l.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Vx("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,nx)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")}setup(e){this.needsPreviousBoneMatrices(e)&&nx.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(rx.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();mx.assign(t),e.hasGeometryAttribute("tangent")&&Wx.assign(t)}}generate(e,t){if("void"!==t)return rx.build(e,t)}update(e){const t=(this.useReference?e.object:this.skinnedMesh).skeleton;cv.get(t)!==e.frameId&&(cv.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const pv=e=>vp(new dv(e)),mv=e=>vp(new dv(e,!0));class gv extends Fd{static get type(){return"LoopNode"}constructor(e=[]){super(),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt()+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const s={};for(let e=0,t=this.params.length-1;e<t;e++){const t=this.params[e],i=!0!==t.isNode&&t.name||this.getVarName(e),r=!0!==t.isNode&&t.type||"int";s[i]=gy(i,r)}const i=e.addStack();return t.returnsNode=this.params[this.params.length-1](s,i,e),t.stackNode=i,e.removeStack(),t}getNodeType(e){const{returnsNode:t}=this.getProperties(e);return t?t.getNodeType(e):"void"}setup(e){this.getProperties(e)}generate(e){const t=this.getProperties(e),s=this.params,i=t.stackNode;for(let t=0,i=s.length-1;t<i;t++){const i=s[t];let r=null,n=null,o=null,a=null,h=null,u=null;i.isNode?(a="int",o=this.getVarName(t),r="0",n=i.build(e,a),h="<"):(a=i.type||"int",o=i.name||this.getVarName(t),r=i.start,n=i.end,h=i.condition,u=i.update,"number"==typeof r?r=e.generateConst(a,r):r&&r.isNode&&(r=r.build(e,a)),"number"==typeof n?n=e.generateConst(a,n):n&&n.isNode&&(n=n.build(e,a)),void 0!==r&&void 0===n?(r+=" - 1",n="0",h=">="):void 0!==n&&void 0===r&&(r="0",h="<"),void 0===h&&(h=Number(r)>Number(n)?">=":"<"));const l={start:r,end:n,condition:h},c=l.start,d=l.end;let p="",m="",g="";u||(u="int"===a||"uint"===a?h.includes("<")?"++":"--":h.includes("<")?"+= 1.":"-= 1."),p+=e.getVar(a,o)+" = "+c,m+=o+" "+h+" "+d,g+=o+" "+u;const f=`for ( ${p}; ${m}; ${g} )`;e.addFlowCode((0===t?"\n":"")+e.tab+f+" {\n\n").addFlowTab()}const r=i.build(e,"void"),n=t.returnsNode?t.returnsNode.build(e):"";e.removeFlowTab().addFlowCode("\n"+e.tab+r);for(let t=0,s=this.params.length-1;t<s;t++)e.addFlowCode((0===t?"":e.tab)+"}\n\n").removeFlowTab();return e.addFlowTab(),n}}const fv=(...e)=>vp(new gv(_p(e,"int"))).append(),yv=()=>gy("continue").append(),xv=()=>gy("break").append(),bv=(...e)=>(console.warn("TSL.LoopNode: loop() has been renamed to Loop()."),fv(...e)),vv=new WeakMap,Tv=new xi,_v=Mp((({bufferMap:e,influence:t,stride:s,width:i,depth:r,offset:n})=>{const o=Pp(tv).mul(s).add(n),a=o.div(i),h=o.sub(a.mul(i));return Ey(e,zp(h,a)).depth(r).mul(t)}));class wv extends Fd{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=um(1),this.updateType=Nd.OBJECT}setup(e){const{geometry:t}=e,s=void 0!==t.morphAttributes.position,i=t.hasAttribute("normal")&&void 0!==t.morphAttributes.normal,r=t.morphAttributes.position||t.morphAttributes.normal||t.morphAttributes.color,n=void 0!==r?r.length:0,{texture:o,stride:a,size:h}=function(e){const t=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,r=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,n=void 0!==r?r.length:0;let o=vv.get(e);if(void 0===o||o.count!==n){void 0!==o&&o.texture.dispose();const a=e.morphAttributes.position||[],h=e.morphAttributes.normal||[],u=e.morphAttributes.color||[];let l=0;!0===t&&(l=1),!0===s&&(l=2),!0===i&&(l=3);let c=e.attributes.position.count*l,d=1;const p=4096;c>p&&(d=Math.ceil(c/p),c=p);const m=new Float32Array(c*d*4*n),g=new Ti(m,c,d,n);g.type=Ie,g.needsUpdate=!0;const f=4*l;for(let x=0;x<n;x++){const b=a[x],v=h[x],T=u[x],_=c*d*4*x;for(let w=0;w<b.count;w++){const S=w*f;!0===t&&(Tv.fromBufferAttribute(b,w),m[_+S+0]=Tv.x,m[_+S+1]=Tv.y,m[_+S+2]=Tv.z,m[_+S+3]=0),!0===s&&(Tv.fromBufferAttribute(v,w),m[_+S+4]=Tv.x,m[_+S+5]=Tv.y,m[_+S+6]=Tv.z,m[_+S+7]=0),!0===i&&(Tv.fromBufferAttribute(T,w),m[_+S+8]=Tv.x,m[_+S+9]=Tv.y,m[_+S+10]=Tv.z,m[_+S+11]=4===T.itemSize?Tv.w:1)}}function y(){g.dispose(),vv.delete(e),e.removeEventListener("dispose",y)}o={count:n,texture:g,stride:l,size:new Ys(c,d)},vv.set(e,o),e.addEventListener("dispose",y)}return o}(t);!0===s&&rx.mulAssign(this.morphBaseInfluence),!0===i&&mx.mulAssign(this.morphBaseInfluence);const u=Pp(h.width);fv(n,(({i:e})=>{const t=Ip(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ey(this.mesh.morphTexture,zp(Pp(e).add(1),Pp(sv))).r):t.assign(Lx("morphTargetInfluences","float").element(e).toVar()),!0===s&&rx.addAssign(_v({bufferMap:o,influence:t,stride:a,width:u,depth:e,offset:Pp(0)})),!0===i&&mx.addAssign(_v({bufferMap:o,influence:t,stride:a,width:u,depth:e,offset:Pp(1)}))}))}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce(((e,t)=>e+t),0)}}const Sv=wp(wv);class Mv extends Fd{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}generate(){console.warn("Abstract function.")}}class Av extends Mv{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Nv extends Rf{static get type(){return"LightingContextNode"}constructor(e,t=null,s=null,i=null){super(e),this.lightingModel=t,this.backdropNode=s,this.backdropAlphaNode=i,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,s={directDiffuse:Dp().toVar("directDiffuse"),directSpecular:Dp().toVar("directSpecular"),indirectDiffuse:Dp().toVar("indirectDiffuse"),indirectSpecular:Dp().toVar("indirectSpecular")};return{radiance:Dp().toVar("radiance"),irradiance:Dp().toVar("irradiance"),iblIrradiance:Dp().toVar("iblIrradiance"),ambientOcclusion:Ip(1).toVar("ambientOcclusion"),reflectedLight:s,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Cv=wp(Nv);class Rv extends Mv{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}let Ev,Bv;class Iv extends Fd{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this.isViewportNode=!0}getNodeType(){return this.scope===Iv.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Nd.NONE;return this.scope!==Iv.SIZE&&this.scope!==Iv.VIEWPORT||(e=Nd.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===Iv.VIEWPORT?null!==t?Bv.copy(t.viewport):(e.getViewport(Bv),Bv.multiplyScalar(e.getPixelRatio())):null!==t?(Ev.width=t.width,Ev.height=t.height):e.getDrawingBufferSize(Ev)}setup(){const e=this.scope;let t=null;return t=e===Iv.SIZE?um(Ev||(Ev=new Ys)):e===Iv.VIEWPORT?um(Bv||(Bv=new xi)):Op(Uv.div(Fv)),t}generate(e){if(this.scope===Iv.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const s=e.getNodeProperties(Fv).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${s}.y - ${t}.y )`}return t}return super.generate(e)}}Iv.COORDINATE="coordinate",Iv.VIEWPORT="viewport",Iv.SIZE="size",Iv.UV="uv";const Pv=Sp(Iv,Iv.UV),Fv=Sp(Iv,Iv.SIZE),Uv=Sp(Iv,Iv.COORDINATE),Ov=Sp(Iv,Iv.VIEWPORT),zv=Ov.zw,Lv=Uv.sub(Ov.xy),Vv=Lv.div(zv),Dv=Mp((()=>(console.warn('TSL.ViewportNode: "viewportResolution" is deprecated. Use "screenSize" instead.'),Fv)),"vec2").once()(),kv=Mp((()=>(console.warn('TSL.ViewportNode: "viewportTopLeft" is deprecated. Use "screenUV" instead.'),Pv)),"vec2").once()(),Gv=Mp((()=>(console.warn('TSL.ViewportNode: "viewportBottomLeft" is deprecated. Use "screenUV.flipY()" instead.'),Pv.flipY())),"vec2").once()(),Wv=new Ys;class jv extends Cy{static get type(){return"ViewportTextureNode"}constructor(e=Pv,t=null,s=null){null===s&&((s=new Da).minFilter=Se),super(s,e,t),this.generateMipmaps=!1,this.isOutputTextureNode=!0,this.updateBeforeType=Nd.FRAME}updateBefore(e){const t=e.renderer;t.getDrawingBufferSize(Wv);const s=this.value;s.image.width===Wv.width&&s.image.height===Wv.height||(s.image.width=Wv.width,s.image.height=Wv.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Hv=wp(jv),qv=wp(jv,null,null,{generateMipmaps:!0});let $v=null;class Xv extends jv{static get type(){return"ViewportDepthTextureNode"}constructor(e=Pv,t=null){null===$v&&($v=new Ha),super(e,t,$v)}}const Yv=wp(Xv);class Zv extends Fd{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Zv.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,s=this.valueNode;let i=null;if(t===Zv.DEPTH_BASE)null!==s&&(i=sT().assign(s));else if(t===Zv.DEPTH)i=e.isPerspectiveCamera?Qv(hx.z,Iy,Py):Jv(hx.z,Iy,Py);else if(t===Zv.LINEAR_DEPTH)if(null!==s)if(e.isPerspectiveCamera){const e=eT(s,Iy,Py);i=Jv(e,Iy,Py)}else i=s;else i=Jv(hx.z,Iy,Py);return i}}Zv.DEPTH_BASE="depthBase",Zv.DEPTH="depth",Zv.LINEAR_DEPTH="linearDepth";const Jv=(e,t,s)=>e.add(t).div(t.sub(s)),Kv=(e,t,s)=>t.sub(s).mul(e).sub(t),Qv=(e,t,s)=>t.add(e).mul(s).div(s.sub(t).mul(e)),eT=(e,t,s)=>t.mul(s).div(s.sub(t).mul(e).sub(s)),tT=(e,t,s)=>{t=t.max(1e-6).toVar();const i=Ng(e.div(t).add(1)),r=Ng(s.div(t).add(1));return i.div(r)},sT=wp(Zv,Zv.DEPTH_BASE),iT=Sp(Zv,Zv.DEPTH),rT=wp(Zv,Zv.LINEAR_DEPTH),nT=rT(Yv());iT.assign=e=>sT(e);class oT extends Fd{static get type(){return"ClippingNode"}constructor(e=oT.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{localClipIntersection:s,localClippingCount:i,globalClippingCount:r}=t,n=r+i,o=s?n-i:n;return this.scope===oT.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(t.planes,n,o):this.setupDefault(t.planes,n,o)}setupAlphaToCoverage(e,t,s){return Mp((()=>{const i=Fx(e),r=cm("float","distanceToPlane"),n=cm("float","distanceToGradient"),o=cm("float","clipOpacity");let a;if(o.assign(1),fv(s,(({i:e})=>{a=i.element(e),r.assign(hx.dot(a.xyz).negate().add(a.w)),n.assign(r.fwidth().div(2)),o.mulAssign(Tf(n.negate(),n,r)),o.equal(0).discard()})),s<t){const e=cm("float","unionclipOpacity");e.assign(1),fv({start:s,end:t},(({i:t})=>{a=i.element(t),r.assign(hx.dot(a.xyz).negate().add(a.w)),n.assign(r.fwidth().div(2)),e.mulAssign(Tf(n.negate(),n,r).oneMinus())})),o.mulAssign(e.oneMinus())}pm.a.mulAssign(o),pm.a.equal(0).discard()}))()}setupDefault(e,t,s){return Mp((()=>{const i=Fx(e);let r;if(fv(s,(({i:e})=>{r=i.element(e),hx.dot(r.xyz).greaterThan(r.w).discard()})),s<t){const e=cm("bool","clipped");e.assign(!0),fv({start:s,end:t},(({i:t})=>{r=i.element(t),e.assign(hx.dot(r.xyz).greaterThan(r.w).and(e))})),e.discard()}}))()}}oT.ALPHA_TO_COVERAGE="alphaToCoverage",oT.DEFAULT="default";const aT=Mp((([e])=>Pg(Xm(1e4,Fg(Xm(17,e.x).add(Xm(.1,e.y)))).mul(qm(.1,Dg(Fg(Xm(13,e.y).add(e.x)))))))),hT=Mp((([e])=>aT(Op(aT(e.xy),e.z)))),uT=Mp((([e])=>{const t=tf(Gg(Hg(e.xyz)),Gg(qg(e.xyz))).toVar("maxDeriv"),s=Ip(1).div(Ip(.05).mul(t)).toVar("pixScale"),i=Op(Mg(Eg(Ng(s))),Mg(Bg(Ng(s)))).toVar("pixScales"),r=Op(hT(Eg(i.x.mul(e.xyz))),hT(Eg(i.y.mul(e.xyz)))).toVar("alpha"),n=Pg(Ng(s)).toVar("lerpFactor"),o=qm(Xm(n.oneMinus(),r.x),Xm(n,r.y)).toVar("x"),a=ef(n,n.oneMinus()).toVar("a"),h=Dp(o.mul(o).div(Xm(2,a).mul($m(1,a))),o.sub(Xm(.5,a)).div($m(1,a)),$m(1,$m(1,o).mul($m(1,o)).div(Xm(2,a).mul($m(1,a))))).toVar("cases"),u=o.lessThan(a.oneMinus()).select(o.lessThan(a).select(h.x,h.y),h.z);return xf(u,1e-6,1)}));class lT extends Jr{static get type(){return"NodeMaterial"}constructor(){super(),this.isNodeMaterial=!0,this.type=this.constructor.type,this.forceSinglePass=!1,this.fog=!0,this.lights=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.shadowNode=null,this.shadowPositionNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null}customProgramCacheKey(){return this.type+bd(this)}build(e){this.setup(e)}setupObserver(e){return new md(e)}setup(e){let t;e.context.setupNormal=()=>this.setupNormal(e),e.addStack(),e.stack.outputNode=this.vertexNode||this.setupPosition(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const s=this.setupClipping(e);if(!0===this.depthWrite&&this.setupDepth(e),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const i=this.setupLighting(e);null!==s&&e.stack.add(s);const r=jp(i,pm.a).max(0);t=this.setupOutput(e,r),Bm.assign(t),null!==this.outputNode&&(t=this.outputNode);if(null!==e.renderer.getRenderTarget()){const s=e.renderer.getMRT(),i=this.mrtNode;null!==s?(t=s,null!==i&&(t=s.merge(i))):null!==i&&(t=i)}}else{let s=this.fragmentNode;!0!==s.isOutputStructNode&&(s=jp(s)),t=this.setupOutput(e,s)}e.stack.outputNode=t,e.addFlow("fragment",e.removeStack()),e.monitor=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{globalClippingCount:t,localClippingCount:s}=e.clippingContext;let i=null;if(t||s){const t=e.renderer.samples;this.alphaToCoverage&&t>1?i=vp(new oT(oT.ALPHA_TO_COVERAGE)):e.stack.add(vp(new oT))}return i}setupDepth(e){const{renderer:t,camera:s}=e;let i=this.depthNode;if(null===i){const e=t.getMRT();e&&e.has("depth")?i=e.get("depth"):!0===t.logarithmicDepthBuffer&&(i=s.isPerspectiveCamera?tT(Qb().w,Iy,Py):Jv(hx.z,Iy,Py))}null!==i&&iT.assign(i).append()}setupPosition(e){const{object:t}=e,s=t.geometry;if(e.addStack(),(s.morphAttributes.position||s.morphAttributes.normal||s.morphAttributes.color)&&Sv(t).append(),!0===t.isSkinnedMesh&&mv(t).append(),this.displacementMap){const e=kx("displacementMap","texture"),t=kx("displacementScale","float"),s=kx("displacementBias","float");rx.addAssign(mx.normalize().mul(e.x.mul(t).add(s)))}t.isBatchedMesh&&lv(t).append(),t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&hv(t).append(),null!==this.positionNode&&rx.assign(this.positionNode);const i=Qb();return e.context.vertex=e.removeStack(),e.context.mvp=i,i}setupDiffuseColor({object:e,geometry:t}){let s=this.colorNode?jp(this.colorNode):gb;if(!0===this.vertexColors&&t.hasAttribute("color")&&(s=jp(s.xyz.mul(_y("color","vec3")),s.a)),e.instanceColor){s=dm("vec3","vInstanceColor").mul(s)}if(e.isBatchedMesh&&e._colorsTexture){s=dm("vec3","vBatchColor").mul(s)}pm.assign(s);const i=this.opacityNode?Ip(this.opacityNode):xb;if(pm.a.assign(pm.a.mul(i)),null!==this.alphaTestNode||this.alphaTest>0){const e=null!==this.alphaTestNode?Ip(this.alphaTestNode):mb;pm.a.lessThanEqual(e).discard()}!0===this.alphaHash&&pm.a.lessThan(uT(rx)).discard(),!1===this.transparent&&1===this.blending&&!1===this.alphaToCoverage&&pm.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Dp(0):pm.rgb}setupNormal(){return this.normalNode?Dp(this.normalNode):Ab}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?kx("envMap","cubeTexture"):kx("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Rv(Yb)),t}setupLights(e){const t=[],s=this.setupEnvironment(e);s&&s.isLightingNode&&t.push(s);const i=this.setupLightMap(e);if(i&&i.isLightingNode&&t.push(i),null!==this.aoNode||e.material.aoMap){const e=null!==this.aoNode?this.aoNode:Zb;t.push(new Av(e))}let r=this.lightsNode||e.lightsNode;return t.length>0&&(r=e.renderer.lighting.createNode([...r.getLights(),...t])),r}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:s,backdropAlphaNode:i,emissiveNode:r}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let o=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e);o=Cv(n,t,s,i)}else null!==s&&(o=Dp(null!==i?yf(o,s,i):s));return(r&&!0===r.isNode||t.emissive&&!0===t.emissive.isColor)&&(mm.assign(Dp(r||yb)),o=o.add(mm)),o}setupOutput(e,t){if(!0===this.fog){const s=e.fogNode;s&&(t=jp(s.mix(t.rgb,s.colorNode),t.a))}return t}setDefaultValues(e){for(const t in e){const s=e[t];void 0===this[t]&&(this[t]=s,s&&s.clone&&(this[t]=s.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const s=Jr.prototype.toJSON.call(this,e),i=vd(this);s.inputNodes={};for(const{property:t,childNode:r}of i)s.inputNodes[t]=r.toJSON(e).uuid;function r(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(t){const t=r(e.textures),i=r(e.images),n=r(e.nodes);t.length>0&&(s.textures=t),i.length>0&&(s.images=i),n.length>0&&(s.nodes=n)}return s}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.shadowNode=e.shadowNode,this.shadowPositionNode=e.shadowPositionNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,super.copy(e)}}const cT=new Ba;class dT extends lT{static get type(){return"InstancedPointsNodeMaterial"}constructor(e={}){super(),this.lights=!1,this.useAlphaToCoverage=!0,this.useColor=e.vertexColors,this.pointWidth=1,this.pointColorNode=null,this.pointWidthNode=null,this.setDefaultValues(cT),this.setValues(e)}setup(e){this.setupShaders(e),super.setup(e)}setupShaders({renderer:e}){const t=this.alphaToCoverage,s=this.useColor;this.vertexNode=Mp((()=>{const e=_y("instancePosition").xyz,t=jp(ex.mul(jp(e,1))),s=Ov.z.div(Ov.w),i=Fy.mul(t),r=ix.xy.toVar();return r.mulAssign(this.pointWidthNode?this.pointWidthNode:$b),r.assign(r.div(Ov.z)),r.y.assign(r.y.mul(s)),r.assign(r.mul(i.w)),i.addAssign(jp(r,0,0)),i}))(),this.fragmentNode=Mp((()=>{const i=Ip(1).toVar(),r=ff(wy().mul(2).sub(1));if(t&&e.samples>1){const e=Ip(r.fwidth()).toVar();i.assign(Tf(e.oneMinus(),e.add(1),r).oneMinus())}else r.greaterThan(1).discard();let n;if(this.pointColorNode)n=this.pointColorNode;else if(s){n=_y("instanceColor").mul(gb)}else n=gb;return i.mulAssign(xb),jp(n,i)}))()}get alphaToCoverage(){return this.useAlphaToCoverage}set alphaToCoverage(e){this.useAlphaToCoverage!==e&&(this.useAlphaToCoverage=e,this.needsUpdate=!0)}}const pT=new ya;class mT extends lT{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.lights=!1,this.setDefaultValues(pT),this.setValues(e)}}const gT=new Nu;class fT extends lT{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.lights=!1,this.setDefaultValues(gT),this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode,t=this.dashScaleNode?Ip(this.dashScaleNode):Gb,s=this.dashSizeNode?Ip(this.dashSizeNode):Wb,i=this.dashSizeNode?Ip(this.dashGapNode):jb;Im.assign(s),Pm.assign(i);const r=Of(_y("lineDistance").mul(t));(e?r.add(e):r).mod(Im.add(Pm)).greaterThan(Im).discard()}}const yT=new Nu;class xT extends lT{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.lights=!1,this.setDefaultValues(yT),this.useAlphaToCoverage=!0,this.useColor=e.vertexColors,this.useDash=e.dashed,this.useWorldUnits=!1,this.dashOffset=0,this.lineWidth=1,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setup(e){this.setupShaders(e),super.setup(e)}setupShaders({renderer:e}){const t=this.alphaToCoverage,s=this.useColor,i=this.dashed,r=this.worldUnits,n=Mp((({start:e,end:t})=>{const s=Fy.element(2).element(2),i=Fy.element(3).element(2).mul(-.5).div(s).sub(e.z).div(t.z.sub(e.z));return jp(yf(e.xyz,t.xyz,i),t.w)})).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=Mp((()=>{const e=_y("instanceStart"),t=_y("instanceEnd"),s=jp(ex.mul(jp(e,1))).toVar("start"),o=jp(ex.mul(jp(t,1))).toVar("end");r&&(dm("vec3","worldStart").assign(s.xyz),dm("vec3","worldEnd").assign(o.xyz));const a=Ov.z.div(Ov.w),h=Fy.element(2).element(3).equal(-1);Rp(h,(()=>{Rp(s.z.lessThan(0).and(o.z.greaterThan(0)),(()=>{o.assign(n({start:s,end:o}))})).ElseIf(o.z.lessThan(0).and(s.z.greaterThanEqual(0)),(()=>{s.assign(n({start:o,end:s}))}))}));const u=Fy.mul(s),l=Fy.mul(o),c=u.xyz.div(u.w),d=l.xyz.div(l.w),p=d.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(a)),p.assign(p.normalize());const m=jp().toVar();if(r){const e=o.xyz.sub(s.xyz).normalize(),t=yf(s.xyz,o.xyz,.5).normalize(),r=e.cross(t).normalize(),n=e.cross(r),a=dm("vec4","worldPos");a.assign(ix.y.lessThan(.5).select(s,o));const h=Hb.mul(.5);a.addAssign(jp(ix.x.lessThan(0).select(r.mul(h),r.mul(h).negate()),0)),i||(a.addAssign(jp(ix.y.lessThan(.5).select(e.mul(h).negate(),e.mul(h)),0)),a.addAssign(jp(n.mul(h),0)),Rp(ix.y.greaterThan(1).or(ix.y.lessThan(0)),(()=>{a.subAssign(jp(n.mul(2).mul(h),0))}))),m.assign(Fy.mul(a));const u=Dp().toVar();u.assign(ix.y.lessThan(.5).select(c,d)),m.z.assign(u.z.mul(m.w))}else{const e=Op(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(a)),e.x.assign(e.x.div(a)),e.assign(ix.x.lessThan(0).select(e.negate(),e)),Rp(ix.y.lessThan(0),(()=>{e.assign(e.sub(p))})).ElseIf(ix.y.greaterThan(1),(()=>{e.assign(e.add(p))})),e.assign(e.mul(Hb)),e.assign(e.div(Ov.w)),m.assign(ix.y.lessThan(.5).select(u,l)),e.assign(e.mul(m.w)),m.assign(m.add(jp(e,0,0)))}return m}))();const o=Mp((({p1:e,p2:t,p3:s,p4:i})=>{const r=e.sub(s),n=i.sub(s),o=t.sub(e),a=r.dot(n),h=n.dot(o),u=r.dot(o),l=n.dot(n),c=o.dot(o).mul(l).sub(h.mul(h)),d=a.mul(h).sub(u.mul(l)).div(c).clamp(),p=a.add(h.mul(d)).div(l).clamp();return Op(d,p)}));this.fragmentNode=Mp((()=>{const n=wy();if(i){const e=this.offsetNode?Ip(this.offsetNodeNode):qb,t=this.dashScaleNode?Ip(this.dashScaleNode):Gb,s=this.dashSizeNode?Ip(this.dashSizeNode):Wb,i=this.dashSizeNode?Ip(this.dashGapNode):jb;Im.assign(s),Pm.assign(i);const r=_y("instanceDistanceStart"),o=_y("instanceDistanceEnd"),a=ix.y.lessThan(.5).select(t.mul(r),Gb.mul(o)),h=Of(a.add(qb)),u=e?h.add(e):h;n.y.lessThan(-1).or(n.y.greaterThan(1)).discard(),u.mod(Im.add(Pm)).greaterThan(Im).discard()}const a=Ip(1).toVar("alpha");if(r){const s=dm("vec3","worldStart"),r=dm("vec3","worldEnd"),n=dm("vec4","worldPos").xyz.normalize().mul(1e5),h=r.sub(s),u=o({p1:s,p2:r,p3:Dp(0,0,0),p4:n}),l=s.add(h.mul(u.x)),c=n.mul(u.y),d=l.sub(c).length().div(Hb);if(!i)if(t&&e.samples>1){const e=d.fwidth();a.assign(Tf(e.negate().add(.5),e.add(.5),d).oneMinus())}else d.greaterThan(.5).discard()}else if(t&&e.samples>1){const e=n.x,t=n.y.greaterThan(0).select(n.y.sub(1),n.y.add(1)),s=e.mul(e).add(t.mul(t)),i=Ip(s.fwidth()).toVar("dlen");Rp(n.y.abs().greaterThan(1),(()=>{a.assign(Tf(i.oneMinus(),i.add(1),s).oneMinus())}))}else Rp(n.y.abs().greaterThan(1),(()=>{const e=n.x,t=n.y.greaterThan(0).select(n.y.sub(1),n.y.add(1));e.mul(e).add(t.mul(t)).greaterThan(1).discard()}));let h;if(this.lineColorNode)h=this.lineColorNode;else if(s){const e=_y("instanceColorStart"),t=_y("instanceColorEnd");h=ix.y.lessThan(.5).select(e,t).mul(gb)}else h=gb;return jp(h,a)}))()}get worldUnits(){return this.useWorldUnits}set worldUnits(e){this.useWorldUnits!==e&&(this.useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this.useDash}set dashed(e){this.useDash!==e&&(this.useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this.useAlphaToCoverage}set alphaToCoverage(e){this.useAlphaToCoverage!==e&&(this.useAlphaToCoverage=e,this.needsUpdate=!0)}}const bT=e=>vp(e).mul(.5).add(.5),vT=e=>vp(e).mul(2).sub(1),TT=new _u;class _T extends lT{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.lights=!1,this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(TT),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?Ip(this.opacityNode):xb;pm.assign(jp(bT(xx),e))}}class wT extends zd{static get type(){return"EquirectUVNode"}constructor(e=ax){super("vec2"),this.dirNode=e}setup(){const e=this.dirNode,t=e.z.atan2(e.x).mul(1/(2*Math.PI)).add(.5),s=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Op(t,s)}}const ST=wp(wT);class MT extends Yn{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const s=t.minFilter,i=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const r=new Ln(5,5,5),n=ST(ax),o=new lT;o.colorNode=Ry(t,n,0),o.side=1,o.blending=0;const a=new On(r,o),h=new Kn;h.add(a),t.minFilter===Se&&(t.minFilter=Te);const u=new $n(1,10,this),l=e.getMRT();return e.setMRT(null),u.update(e,h),e.setMRT(l),t.minFilter=s,t.currentGenerateMipmaps=i,a.geometry.dispose(),a.material.dispose(),this}}const AT=new WeakMap;class NT extends zd{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Rx();const t=new Xn;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Nd.RENDER}updateBefore(e){const{renderer:t,material:s}=e,i=this.envNode;if(i.isTextureNode||i.isMaterialReferenceNode){const e=i.isTextureNode?i.value:s[i.property];if(e&&e.isTexture){const s=e.mapping;if(s===le||s===ce){if(AT.has(e)){const t=AT.get(e);RT(t,e.mapping),this._cubeTexture=t}else{const s=e.image;if(function(e){return null!=e&&e.height>0}(s)){const i=new MT(s.height);i.fromEquirectangularTexture(t,e),RT(i.texture,e.mapping),this._cubeTexture=i.texture,AT.set(e,i.texture),e.addEventListener("dispose",CT)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function CT(e){const t=e.target;t.removeEventListener("dispose",CT);const s=AT.get(t);void 0!==s&&(AT.delete(t),s.dispose())}function RT(e,t){t===le?e.mapping=he:t===ce&&(e.mapping=ue)}const ET=wp(NT);class BT extends Mv{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=ET(this.envNode)}}class IT extends Mv{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=Ip(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class PT{start(){}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class FT extends PT{constructor(){super()}indirect(e,t,s){const i=e.ambientOcclusion,r=e.reflectedLight,n=s.context.irradianceLightMap;r.indirectDiffuse.assign(jp(0)),n?r.indirectDiffuse.addAssign(n):r.indirectDiffuse.addAssign(jp(1,1,1,0)),r.indirectDiffuse.mulAssign(i),r.indirectDiffuse.mulAssign(pm.rgb)}finish(e,t,s){const i=s.material,r=e.outgoingLight,n=s.context.environment;if(n)switch(i.combine){case 0:r.rgb.assign(yf(r.rgb,r.rgb.mul(n.rgb),_b.mul(wb)));break;case 1:r.rgb.assign(yf(r.rgb,n.rgb,_b.mul(wb)));break;case 2:r.rgb.addAssign(n.rgb.mul(_b.mul(wb)));break;default:console.warn("THREE.BasicLightingModel: Unsupported .combine value:",i.combine)}}}const UT=new Kr;class OT extends lT{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(UT),this.setValues(e)}setupNormal(){return fx}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new BT(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new IT(Yb)),t}setupOutgoingLight(){return pm.rgb}setupLightingModel(){return new FT}}const zT=Mp((({f0:e,f90:t,dotVH:s})=>{const i=s.mul(-5.55473).sub(6.98316).mul(s).exp2();return e.mul(i.oneMinus()).add(t.mul(i))})),LT=Mp((e=>e.diffuseColor.mul(1/Math.PI))),VT=Mp((({dotNH:e})=>Em.mul(Ip(.5)).add(1).mul(Ip(1/Math.PI)).mul(e.pow(Em)))),DT=Mp((({lightDirection:e})=>{const t=e.add(ux).normalize(),s=xx.dot(t).clamp(),i=ux.dot(t).clamp(),r=zT({f0:Cm,f90:1,dotVH:i}),n=Ip(.25),o=VT({dotNH:s});return r.mul(n).mul(o)}));class kT extends FT{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:s}){const i=xx.dot(e).clamp().mul(t);s.directDiffuse.addAssign(i.mul(LT({diffuseColor:pm.rgb}))),!0===this.specular&&s.directSpecular.addAssign(i.mul(DT({lightDirection:e})).mul(_b))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:s}){s.indirectDiffuse.addAssign(t.mul(LT({diffuseColor:pm}))),s.indirectDiffuse.mulAssign(e)}}const GT=new wu;class WT extends lT{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(GT),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new BT(t):null}setupLightingModel(){return new kT(!1)}}const jT=new vu;class HT extends lT{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(jT),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new BT(t):null}setupLightingModel(){return new kT}setupVariants(){const e=(this.shininessNode?Ip(this.shininessNode):fb).max(1e-4);Em.assign(e);const t=this.specularNode||bb;Cm.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const qT=Mp((e=>{if(!1===e.geometry.hasAttribute("normal"))return Ip(0);const t=fx.dFdx().abs().max(fx.dFdy().abs());return t.x.max(t.y).max(t.z)})),$T=Mp((e=>{const{roughness:t}=e,s=qT();let i=t.max(.0525);return i=i.add(s),i=i.min(1),i})),XT=Mp((({alpha:e,dotNL:t,dotNV:s})=>{const i=e.pow2(),r=t.mul(i.add(i.oneMinus().mul(s.pow2())).sqrt()),n=s.mul(i.add(i.oneMinus().mul(t.pow2())).sqrt());return Ym(.5,r.add(n).max(gg))})).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),YT=Mp((({alphaT:e,alphaB:t,dotTV:s,dotBV:i,dotTL:r,dotBL:n,dotNV:o,dotNL:a})=>{const h=a.mul(Dp(e.mul(s),t.mul(i),o).length()),u=o.mul(Dp(e.mul(r),t.mul(n),a).length());return Ym(.5,h.add(u)).saturate()})).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),ZT=Mp((({alpha:e,dotNH:t})=>{const s=e.pow2(),i=t.pow2().mul(s.oneMinus()).oneMinus();return s.div(i.pow2()).mul(1/Math.PI)})).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),JT=Ip(1/Math.PI),KT=Mp((({alphaT:e,alphaB:t,dotNH:s,dotTH:i,dotBH:r})=>{const n=e.mul(t),o=Dp(t.mul(i),e.mul(r),n.mul(s)),a=o.dot(o),h=n.div(a);return JT.mul(n.mul(h.pow2()))})).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),QT=Mp((e=>{const{lightDirection:t,f0:s,f90:i,roughness:r,f:n,USE_IRIDESCENCE:o,USE_ANISOTROPY:a}=e,h=e.normalView||xx,u=r.pow2(),l=t.add(ux).normalize(),c=h.dot(t).clamp(),d=h.dot(ux).clamp(),p=h.dot(l).clamp(),m=ux.dot(l).clamp();let g,f,y=zT({f0:s,f90:i,dotVH:m});if(yp(o)&&(y=Tm.mix(y,n)),yp(a)){const e=Am.dot(t),s=Am.dot(ux),i=Am.dot(l),r=Nm.dot(t),n=Nm.dot(ux),o=Nm.dot(l);g=YT({alphaT:Sm,alphaB:u,dotTV:s,dotBV:n,dotTL:e,dotBL:r,dotNV:d,dotNL:c}),f=KT({alphaT:Sm,alphaB:u,dotNH:p,dotTH:i,dotBH:o})}else g=XT({alpha:u,dotNL:c,dotNV:d}),f=ZT({alpha:u,dotNH:p});return y.mul(g).mul(f)})),e_=Mp((({roughness:e,dotNV:t})=>{const s=jp(-1,-.0275,-.572,.022),i=jp(1,.0425,1.04,-.04),r=e.mul(s).add(i),n=r.x.mul(r.x).min(t.mul(-9.28).exp2()).mul(r.x).add(r.y);return Op(-1.04,1.04).mul(n).add(r.zw)})).setLayout({name:"DFGApprox",type:"vec2",inputs:[{name:"roughness",type:"float"},{name:"dotNV",type:"vec3"}]}),t_=Mp((e=>{const{dotNV:t,specularColor:s,specularF90:i,roughness:r}=e,n=e_({dotNV:t,roughness:r});return s.mul(n.x).add(i.mul(n.y))})),s_=Mp((({f:e,f90:t,dotVH:s})=>{const i=s.oneMinus().saturate(),r=i.mul(i),n=i.mul(r,r).clamp(0,.9999);return e.sub(Dp(t).mul(n)).div(n.oneMinus())})).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),i_=Mp((({roughness:e,dotNH:t})=>{const s=e.pow2(),i=Ip(1).div(s),r=t.pow2().oneMinus().max(.0078125);return Ip(2).add(i).mul(r.pow(i.mul(.5))).div(2*Math.PI)})).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),r_=Mp((({dotNV:e,dotNL:t})=>Ip(1).div(Ip(4).mul(t.add(e).sub(t.mul(e)))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),n_=Mp((({lightDirection:e})=>{const t=e.add(ux).normalize(),s=xx.dot(e).clamp(),i=xx.dot(ux).clamp(),r=xx.dot(t).clamp(),n=i_({roughness:vm,dotNH:r}),o=r_({dotNV:i,dotNL:s});return bm.mul(n).mul(o)})),o_=Mp((({N:e,V:t,roughness:s})=>{const i=e.dot(t).saturate(),r=Op(s,i.oneMinus().sqrt());return r.assign(r.mul(.984375).add(.0078125)),r})).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),a_=Mp((({f:e})=>{const t=e.length();return tf(t.mul(t).add(e.z).div(t.add(1)),0)})).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),h_=Mp((({v1:e,v2:t})=>{const s=e.dot(t),i=s.abs().toVar(),r=i.mul(.0145206).add(.4965155).mul(i).add(.8543985).toVar(),n=i.add(4.1616724).mul(i).add(3.417594).toVar(),o=r.div(n),a=s.greaterThan(0).select(o,tf(s.mul(s).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(o));return e.cross(t).mul(a)})).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),u_=Mp((({N:e,V:t,P:s,mInv:i,p0:r,p1:n,p2:o,p3:a})=>{const h=n.sub(r).toVar(),u=a.sub(r).toVar(),l=h.cross(u),c=Dp().toVar();return Rp(l.dot(s.sub(r)).greaterThanEqual(0),(()=>{const h=t.sub(e.mul(t.dot(e))).normalize(),u=e.cross(h).negate(),l=i.mul(Yp(h,u,e).transpose()).toVar(),d=l.mul(r.sub(s)).normalize().toVar(),p=l.mul(n.sub(s)).normalize().toVar(),m=l.mul(o.sub(s)).normalize().toVar(),g=l.mul(a.sub(s)).normalize().toVar(),f=Dp(0).toVar();f.addAssign(h_({v1:d,v2:p})),f.addAssign(h_({v1:p,v2:m})),f.addAssign(h_({v1:m,v2:g})),f.addAssign(h_({v1:g,v2:d})),c.assign(Dp(a_({f:f})))})),c})).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),l_=1/6,c_=e=>Xm(l_,Xm(e,Xm(e,e.negate().add(3)).sub(3)).add(1)),d_=e=>Xm(l_,Xm(e,Xm(e,Xm(3,e).sub(6))).add(4)),p_=e=>Xm(l_,Xm(e,Xm(e,Xm(-3,e).add(3)).add(3)).add(1)),m_=e=>Xm(l_,lf(e,3)),g_=e=>c_(e).add(d_(e)),f_=e=>p_(e).add(m_(e)),y_=e=>qm(-1,d_(e).div(c_(e).add(d_(e)))),x_=e=>qm(1,m_(e).div(p_(e).add(m_(e)))),b_=(e,t,s)=>{const i=e.uvNode,r=Xm(i,t.zw).add(.5),n=Eg(r),o=Pg(r),a=g_(o.x),h=f_(o.x),u=y_(o.x),l=x_(o.x),c=y_(o.y),d=x_(o.y),p=Op(n.x.add(u),n.y.add(c)).sub(.5).mul(t.xy),m=Op(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Op(n.x.add(u),n.y.add(d)).sub(.5).mul(t.xy),f=Op(n.x.add(l),n.y.add(d)).sub(.5).mul(t.xy),y=g_(o.y).mul(qm(a.mul(e.uv(p).level(s)),h.mul(e.uv(m).level(s)))),x=f_(o.y).mul(qm(a.mul(e.uv(g).level(s)),h.mul(e.uv(f).level(s))));return y.add(x)},v_=Mp((([e,t=Ip(3)])=>{const s=Op(e.size(Pp(t))),i=Op(e.size(Pp(t.add(1)))),r=Ym(1,s),n=Ym(1,i),o=b_(e,jp(r,s),Eg(t)),a=b_(e,jp(n,i),Bg(t));return Pg(t).mix(o,a)})),T_=Mp((([e,t,s,i,r])=>{const n=Dp(vf(t.negate(),Ig(e),Ym(1,i))),o=Dp(Gg(r[0].xyz),Gg(r[1].xyz),Gg(r[2].xyz));return Ig(n).mul(s.mul(o))})).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),__=Mp((([e,t])=>e.mul(xf(t.mul(2).sub(2),0,1)))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),w_=qv(),S_=qv(),M_=Mp((([e,t,s],{material:i})=>{const r=(1==i.side?w_:S_).uv(e),n=Ng(Fv.x).mul(__(t,s));return v_(r,n)})),A_=Mp((([e,t,s])=>(Rp(s.notEqual(0),(()=>{const i=Ag(t).negate().div(s);return Sg(i.negate().mul(e))})),Dp(1)))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),N_=Mp((([e,t,s,i,r,n,o,a,h,u,l,c,d,p,m])=>{let g,f;if(m){g=jp().toVar(),f=Dp().toVar();const r=l.sub(1).mul(m.mul(.025)),n=Dp(l.sub(r),l,l.add(r));fv({start:0,end:3},(({i:r})=>{const l=n.element(r),m=T_(e,t,c,l,a),y=o.add(m),x=u.mul(h.mul(jp(y,1))),b=Op(x.xy.div(x.w)).toVar();b.addAssign(1),b.divAssign(2),b.assign(Op(b.x,b.y.oneMinus()));const v=M_(b,s,l);g.element(r).assign(v.element(r)),g.a.addAssign(v.a),f.element(r).assign(i.element(r).mul(A_(Gg(m),d,p).element(r)))})),g.a.divAssign(3)}else{const r=T_(e,t,c,l,a),n=o.add(r),m=u.mul(h.mul(jp(n,1))),y=Op(m.xy.div(m.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Op(y.x,y.y.oneMinus())),g=M_(y,s,l),f=i.mul(A_(Gg(r),d,p))}const y=f.rgb.mul(g.rgb),x=e.dot(t).clamp(),b=Dp(t_({dotNV:x,specularColor:r,specularF90:n,roughness:s})),v=f.r.add(f.g,f.b).div(3);return jp(b.oneMinus().mul(y),g.a.oneMinus().mul(v).oneMinus())})),C_=Yp(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),R_=(e,t)=>e.sub(t).div(e.add(t)).pow2(),E_=Mp((({outsideIOR:e,eta2:t,cosTheta1:s,thinFilmThickness:i,baseF0:r})=>{const n=yf(e,t,Tf(0,.03,i)),o=e.div(n).pow2().mul(s.pow2().oneMinus()).oneMinus();Rp(o.lessThan(0),(()=>Dp(1)));const a=o.sqrt(),h=R_(n,e),u=zT({f0:h,f90:1,dotVH:s}),l=u.oneMinus(),c=n.lessThan(e).select(Math.PI,0),d=Ip(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Dp(1).add(t).div(Dp(1).sub(t))})(r.clamp(0,.9999)),m=R_(p,n.toVec3()),g=zT({f0:m,f90:1,dotVH:a}),f=Dp(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(i,a,2),x=Dp(d).add(f),b=u.mul(g).clamp(1e-5,.9999),v=b.sqrt(),T=l.pow2().mul(g).div(Dp(1).sub(b)),_=u.add(T).toVar(),w=T.sub(l).toVar();return fv({start:1,end:2,condition:"<=",name:"m"},(({m:e})=>{w.mulAssign(v);const t=((e,t)=>{const s=e.mul(2*Math.PI*1e-9),i=Dp(54856e-17,44201e-17,52481e-17),r=Dp(1681e3,1795300,2208400),n=Dp(43278e5,93046e5,66121e5),o=Ip(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(s.mul(2239900).add(t.x).cos()).mul(s.pow2().mul(-45282e5).exp());let a=i.mul(n.mul(2*Math.PI).sqrt()).mul(r.mul(s).add(t).cos()).mul(s.pow2().negate().mul(n).exp());return a=Dp(a.x.add(o),a.y,a.z).div(1.0685e-7),C_.mul(a)})(Ip(e).mul(y),Ip(e).mul(x)).mul(2);_.addAssign(w.mul(t))})),_.max(Dp(0))})).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),B_=Mp((({normal:e,viewDir:t,roughness:s})=>{const i=e.dot(t).saturate(),r=s.pow2(),n=Nf(s.lessThan(.25),Ip(-339.2).mul(r).add(Ip(161.4).mul(s)).sub(25.9),Ip(-8.48).mul(r).add(Ip(14.3).mul(s)).sub(9.95)),o=Nf(s.lessThan(.25),Ip(44).mul(r).sub(Ip(23.7).mul(s)).add(3.26),Ip(1.97).mul(r).sub(Ip(3.27).mul(s)).add(.72));return Nf(s.lessThan(.25),0,Ip(.1).mul(s).sub(.025)).add(n.mul(i).add(o).exp()).mul(1/Math.PI).saturate()})),I_=Dp(.04),P_=Ip(1);class F_ extends PT{constructor(e=!1,t=!1,s=!1,i=!1,r=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=s,this.anisotropy=i,this.transmission=r,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Dp().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Dp().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Dp().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Dp().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Dp().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=xx.dot(ux).clamp();this.iridescenceFresnel=E_({outsideIOR:Ip(1),eta2:_m,cosTheta1:e,thinFilmThickness:wm,baseF0:Cm}),this.iridescenceF0=s_({f:this.iridescenceFresnel,f90:1,dotVH:e})}if(!0===this.transmission){const t=ox,s=Vy.sub(ox).normalize(),i=bx;e.backdrop=N_(i,s,gm,pm,Cm,Rm,t,Xy,Oy,Fy,Um,zm,Vm,Lm,this.dispersion?Dm:null),e.backdropAlpha=Om,pm.a.mulAssign(yf(1,e.backdrop.a,Om))}}computeMultiscattering(e,t,s){const i=xx.dot(ux).clamp(),r=e_({roughness:gm,dotNV:i}),n=(this.iridescenceF0?Tm.mix(Cm,this.iridescenceF0):Cm).mul(r.x).add(s.mul(r.y)),o=r.x.add(r.y).oneMinus(),a=Cm.add(Cm.oneMinus().mul(.047619)),h=n.mul(a).div(o.mul(a).oneMinus());e.addAssign(n),t.addAssign(h.mul(o))}direct({lightDirection:e,lightColor:t,reflectedLight:s}){const i=xx.dot(e).clamp().mul(t);if(!0===this.sheen&&this.sheenSpecularDirect.addAssign(i.mul(n_({lightDirection:e}))),!0===this.clearcoat){const s=vx.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(s.mul(QT({lightDirection:e,f0:I_,f90:P_,roughness:xm,normalView:vx})))}s.directDiffuse.addAssign(i.mul(LT({diffuseColor:pm.rgb}))),s.directSpecular.addAssign(i.mul(QT({lightDirection:e,f0:Cm,f90:1,roughness:gm,iridescence:this.iridescence,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:s,halfHeight:i,reflectedLight:r,ltc_1:n,ltc_2:o}){const a=t.add(s).sub(i),h=t.sub(s).sub(i),u=t.sub(s).add(i),l=t.add(s).add(i),c=xx,d=ux,p=hx.toVar(),m=o_({N:c,V:d,roughness:gm}),g=n.uv(m).toVar(),f=o.uv(m).toVar(),y=Yp(Dp(g.x,0,g.y),Dp(0,1,0),Dp(g.z,0,g.w)).toVar(),x=Cm.mul(f.x).add(Cm.oneMinus().mul(f.y)).toVar();r.directSpecular.addAssign(e.mul(x).mul(u_({N:c,V:d,P:p,mInv:y,p0:a,p1:h,p2:u,p3:l}))),r.directDiffuse.addAssign(e.mul(pm).mul(u_({N:c,V:d,P:p,mInv:Yp(1,0,0,0,1,0,0,0,1),p0:a,p1:h,p2:u,p3:l})))}indirect(e,t,s){this.indirectDiffuse(e,t,s),this.indirectSpecular(e,t,s),this.ambientOcclusion(e,t,s)}indirectDiffuse({irradiance:e,reflectedLight:t}){t.indirectDiffuse.addAssign(e.mul(LT({diffuseColor:pm})))}indirectSpecular({radiance:e,iblIrradiance:t,reflectedLight:s}){if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(t.mul(bm,B_({normal:xx,viewDir:ux,roughness:vm}))),!0===this.clearcoat){const e=vx.dot(ux).clamp(),t=t_({dotNV:e,specularColor:I_,specularF90:P_,roughness:xm});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Dp().toVar("singleScattering"),r=Dp().toVar("multiScattering"),n=t.mul(1/Math.PI);this.computeMultiscattering(i,r,Rm);const o=i.add(r),a=pm.mul(o.r.max(o.g).max(o.b).oneMinus());s.indirectSpecular.addAssign(e.mul(i)),s.indirectSpecular.addAssign(r.mul(n)),s.indirectDiffuse.addAssign(a.mul(n))}ambientOcclusion({ambientOcclusion:e,reflectedLight:t}){const s=xx.dot(ux).clamp().add(e),i=gm.mul(-16).oneMinus().negate().exp2(),r=e.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(e),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(e),t.indirectDiffuse.mulAssign(e),t.indirectSpecular.mulAssign(r)}finish(e){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=vx.dot(ux).clamp(),s=zT({dotVH:e,f0:I_,f90:P_}),i=t.mul(ym.mul(s).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(ym));t.assign(i)}if(!0===this.sheen){const e=bm.r.max(bm.g).max(bm.b).mul(.157).oneMinus(),s=t.mul(e).add(this.sheenSpecularDirect,this.sheenSpecularIndirect);t.assign(s)}}}const U_=Ip(1),O_=Ip(-2),z_=Ip(.8),L_=Ip(-1),V_=Ip(.4),D_=Ip(2),k_=Ip(.305),G_=Ip(3),W_=Ip(.21),j_=Ip(4),H_=Ip(4),q_=Ip(16),$_=Mp((([e])=>{const t=Dp(Dg(e)).toVar(),s=Ip(-1).toVar();return Rp(t.x.greaterThan(t.z),(()=>{Rp(t.x.greaterThan(t.y),(()=>{s.assign(Nf(e.x.greaterThan(0),0,3))})).Else((()=>{s.assign(Nf(e.y.greaterThan(0),1,4))}))})).Else((()=>{Rp(t.z.greaterThan(t.y),(()=>{s.assign(Nf(e.z.greaterThan(0),2,5))})).Else((()=>{s.assign(Nf(e.y.greaterThan(0),1,4))}))})),s})).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),X_=Mp((([e,t])=>{const s=Op().toVar();return Rp(t.equal(0),(()=>{s.assign(Op(e.z,e.y).div(Dg(e.x)))})).ElseIf(t.equal(1),(()=>{s.assign(Op(e.x.negate(),e.z.negate()).div(Dg(e.y)))})).ElseIf(t.equal(2),(()=>{s.assign(Op(e.x.negate(),e.y).div(Dg(e.z)))})).ElseIf(t.equal(3),(()=>{s.assign(Op(e.z.negate(),e.y).div(Dg(e.x)))})).ElseIf(t.equal(4),(()=>{s.assign(Op(e.x.negate(),e.z).div(Dg(e.y)))})).Else((()=>{s.assign(Op(e.x,e.y).div(Dg(e.z)))})),Xm(.5,s.add(1))})).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Y_=Mp((([e])=>{const t=Ip(0).toVar();return Rp(e.greaterThanEqual(z_),(()=>{t.assign(U_.sub(e).mul(L_.sub(O_)).div(U_.sub(z_)).add(O_))})).ElseIf(e.greaterThanEqual(V_),(()=>{t.assign(z_.sub(e).mul(D_.sub(L_)).div(z_.sub(V_)).add(L_))})).ElseIf(e.greaterThanEqual(k_),(()=>{t.assign(V_.sub(e).mul(G_.sub(D_)).div(V_.sub(k_)).add(D_))})).ElseIf(e.greaterThanEqual(W_),(()=>{t.assign(k_.sub(e).mul(j_.sub(G_)).div(k_.sub(W_)).add(G_))})).Else((()=>{t.assign(Ip(-2).mul(Ng(Xm(1.16,e))))})),t})).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Z_=Mp((([e,t])=>{const s=e.toVar();s.assign(Xm(2,s).sub(1));const i=Dp(s,1).toVar();return Rp(t.equal(0),(()=>{i.assign(i.zyx)})).ElseIf(t.equal(1),(()=>{i.assign(i.xzy),i.xz.mulAssign(-1)})).ElseIf(t.equal(2),(()=>{i.x.mulAssign(-1)})).ElseIf(t.equal(3),(()=>{i.assign(i.zyx),i.xz.mulAssign(-1)})).ElseIf(t.equal(4),(()=>{i.assign(i.xzy),i.xy.mulAssign(-1)})).ElseIf(t.equal(5),(()=>{i.z.mulAssign(-1)})),i})).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),J_=Mp((([e,t,s,i,r,n])=>{const o=Ip(s),a=Dp(t),h=xf(Y_(o),O_,n),u=Pg(h),l=Eg(h),c=Dp(K_(e,a,l,i,r,n)).toVar();return Rp(u.notEqual(0),(()=>{const t=Dp(K_(e,a,l.add(1),i,r,n)).toVar();c.assign(yf(c,t,u))})),c})),K_=Mp((([e,t,s,i,r,n])=>{const o=Ip(s).toVar(),a=Dp(t),h=Ip($_(a)).toVar(),u=Ip(tf(H_.sub(o),0)).toVar();o.assign(tf(o,H_));const l=Ip(Mg(o)).toVar(),c=Op(X_(a,h).mul(l.sub(2)).add(1)).toVar();return Rp(h.greaterThan(2),(()=>{c.y.addAssign(l),h.subAssign(3)})),c.x.addAssign(h.mul(l)),c.x.addAssign(u.mul(Xm(3,q_))),c.y.addAssign(Xm(4,Mg(n).sub(l))),c.x.mulAssign(i),c.y.mulAssign(r),e.uv(c).grad(Op(),Op())})),Q_=Mp((({envMap:e,mipInt:t,outputDirection:s,theta:i,axis:r,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:a})=>{const h=Ug(i),u=s.mul(h).add(r.cross(s).mul(Fg(i))).add(r.mul(r.dot(s).mul(h.oneMinus())));return K_(e,u,t,n,o,a)})),ew=Mp((({n:e,latitudinal:t,poleAxis:s,outputDirection:i,weights:r,samples:n,dTheta:o,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c})=>{const d=Dp(Nf(t,s,uf(s,i))).toVar();Rp(bg(d.equals(Dp(0))),(()=>{d.assign(Dp(i.z,0,i.x.negate()))})),d.assign(Ig(d));const p=Dp().toVar();return p.addAssign(r.element(Pp(0)).mul(Q_({theta:0,axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c}))),fv({start:Pp(1),end:e},(({i:e})=>{Rp(e.greaterThanEqual(n),(()=>{xv()}));const t=Ip(o.mul(Ip(e))).toVar();p.addAssign(r.element(e).mul(Q_({theta:t.mul(-1),axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c}))),p.addAssign(r.element(e).mul(Q_({theta:t,axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c})))})),jp(p,1)}));let tw=null;const sw=new WeakMap;function iw(e){let t=sw.get(e);if((void 0!==t?t.pmremVersion:-1)!==e.pmremVersion){const s=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const s=6;for(let i=0;i<s;i++)void 0!==e[i]&&t++;return t===s}(s))return null;t=tw.fromCubemap(e,t)}else{if(!function(e){return null!=e&&e.height>0}(s))return null;t=tw.fromEquirectangular(e,t)}t.pmremVersion=e.pmremVersion,sw.set(e,t)}return t.texture}class rw extends zd{static get type(){return"PMREMNode"}constructor(e,t=null,s=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=s,this._generator=null;const i=new yi;i.isRenderTargetTexture=!0,this._texture=Ry(i),this._width=um(0),this._height=um(0),this._maxMip=um(0),this.updateBeforeType=Nd.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,s=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:s,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(){let e=this._pmrem;const t=e?e.pmremVersion:-1,s=this._value;t!==s.pmremVersion&&(e=!0===s.isPMREMTexture?s:iw(s),null!==e&&(this._pmrem=e,this.updateFromTexture(e)))}setup(e){null===tw&&(tw=e.createPMREMGenerator()),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this));const s=this.value;e.renderer.coordinateSystem===Us&&!0!==s.isPMREMTexture&&!0===s.isRenderTargetTexture&&(t=Dp(t.x.negate(),t.yz));let i=this.levelNode;return null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),J_(this._texture,t,i,this._width,this._height,this._maxMip)}}const nw=wp(rw),ow=new WeakMap;class aw extends Mv{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:t[s.property];let i=ow.get(e);void 0===i&&(i=nw(e),ow.set(e,i)),s=i}const i=t.envMap?Lx("envMapIntensity","float",e.material):Lx("environmentIntensity","float",e.scene),r=!0===t.useAnisotropy||t.anisotropy>0?rb:xx,n=s.context(hw(gm,r)).mul(i),o=s.context(uw(bx)).mul(Math.PI).mul(i),a=hy(n),h=hy(o);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(h);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=s.context(hw(xm,vx)).mul(i),t=hy(e);u.addAssign(t)}}}const hw=(e,t)=>{let s=null;return{getUV:()=>(null===s&&(s=ux.negate().reflect(t),s=e.mul(e).mix(s,t).normalize(),s=s.transformDirection(Oy)),s),getTextureLevel:()=>e}},uw=e=>({getUV:()=>e,getTextureLevel:()=>Ip(1)}),lw=new xu;class cw extends lT{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(lw),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new aw(t):null}setupLightingModel(){return new F_}setupSpecular(){const e=yf(Dp(.04),pm.rgb,fm);Cm.assign(e),Rm.assign(1)}setupVariants(){const e=this.metalnessNode?Ip(this.metalnessNode):Mb;fm.assign(e);let t=this.roughnessNode?Ip(this.roughnessNode):Sb;t=$T({roughness:t}),gm.assign(t),this.setupSpecular(),pm.assign(jp(pm.rgb.mul(e.oneMinus()),pm.a))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const dw=new bu;class pw extends cw{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(dw),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?Ip(this.iorNode):Vb;Um.assign(e),Cm.assign(yf(ef(cf(Um.sub(1).div(Um.add(1))).mul(Tb),Dp(1)).mul(vb),pm.rgb,fm)),Rm.assign(yf(vb,1,fm))}setupLightingModel(){return new F_(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?Ip(this.clearcoatNode):Nb,t=this.clearcoatRoughnessNode?Ip(this.clearcoatRoughnessNode):Cb;ym.assign(e),xm.assign($T({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Dp(this.sheenNode):Bb,t=this.sheenRoughnessNode?Ip(this.sheenRoughnessNode):Ib;bm.assign(e),vm.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?Ip(this.iridescenceNode):Fb,t=this.iridescenceIORNode?Ip(this.iridescenceIORNode):Ub,s=this.iridescenceThicknessNode?Ip(this.iridescenceThicknessNode):Ob;Tm.assign(e),_m.assign(t),wm.assign(s)}if(this.useAnisotropy){const e=(this.anisotropyNode?Op(this.anisotropyNode):Pb).toVar();Mm.assign(e.length()),Rp(Mm.equal(0),(()=>{e.assign(Op(1,0))})).Else((()=>{e.divAssign(Op(Mm)),Mm.assign(Mm.saturate())})),Sm.assign(Mm.pow2().mix(gm.pow2(),1)),Am.assign(tb[0].mul(e.x).add(tb[1].mul(e.y))),Nm.assign(tb[1].mul(e.x).sub(tb[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?Ip(this.transmissionNode):zb,t=this.thicknessNode?Ip(this.thicknessNode):Lb,s=this.attenuationDistanceNode?Ip(this.attenuationDistanceNode):Db,i=this.attenuationColorNode?Dp(this.attenuationColorNode):kb;if(Om.assign(e),zm.assign(t),Lm.assign(s),Vm.assign(i),this.useDispersion){const e=this.dispersionNode?Ip(this.dispersionNode):Xb;Dm.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Dp(this.clearcoatNormalNode):Rb}setup(e){e.context.setupClearcoatNormal=()=>this.setupClearcoatNormal(e),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class mw extends F_{constructor(e,t,s,i){super(e,t,s),this.useSSS=i}direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r){if(!0===this.useSSS){const i=r.material,{thicknessColorNode:n,thicknessDistortionNode:o,thicknessAmbientNode:a,thicknessAttenuationNode:h,thicknessPowerNode:u,thicknessScaleNode:l}=i,c=e.add(xx.mul(o)).normalize(),d=Ip(ux.dot(c.negate()).saturate().pow(u).mul(l)),p=Dp(d.add(a).mul(n));s.directDiffuse.addAssign(p.mul(h.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r)}}class gw extends pw{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=Ip(.1),this.thicknessAmbientNode=Ip(0),this.thicknessAttenuationNode=Ip(.1),this.thicknessPowerNode=Ip(2),this.thicknessScaleNode=Ip(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new mw(this.useClearcoat,this.useSheen,this.useIridescence,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const fw=Mp((({normal:e,lightDirection:t,builder:s})=>{const i=e.dot(t),r=Op(i.mul(.5).add(.5),0);if(s.material.gradientMap){const e=kx("gradientMap","texture").context({getUV:()=>r});return Dp(e.r)}{const e=r.fwidth().mul(.5);return yf(Dp(.7),Dp(1),Tf(Ip(.7).sub(e.x),Ip(.7).add(e.x),r.x))}}));class yw extends PT{direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r){const n=fw({normal:px,lightDirection:e,builder:r}).mul(t);s.directDiffuse.addAssign(n.mul(LT({diffuseColor:pm.rgb})))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:s}){s.indirectDiffuse.addAssign(t.mul(LT({diffuseColor:pm}))),s.indirectDiffuse.mulAssign(e)}}const xw=new Tu;class bw extends lT{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(xw),this.setValues(e)}setupLightingModel(){return new yw}}class vw extends zd{static get type(){return"MatcapUVNode"}constructor(){super("vec2")}setup(){const e=Dp(ux.z,0,ux.x.negate()).normalize(),t=ux.cross(e);return Op(e.dot(xx),t.dot(xx)).mul(.495).add(.5)}}const Tw=Sp(vw),_w=new Au;class ww extends lT{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.lights=!1,this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(_w),this.setValues(e)}setupVariants(e){const t=Tw;let s;s=e.material.matcap?kx("matcap","texture").context({getUV:()=>t}):Dp(yf(.2,.8,t.y)),pm.rgb.mulAssign(s.rgb)}}const Sw=new Ba;class Mw extends lT{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.isPointsNodeMaterial=!0,this.lights=!1,this.transparent=!0,this.sizeNode=null,this.setDefaultValues(Sw),this.setValues(e)}copy(e){return this.sizeNode=e.sizeNode,super.copy(e)}}class Aw extends zd{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:s}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),i=t.sin();return Xp(e,i,i.negate(),e).mul(s)}{const e=t,i=Zp(jp(1,0,0,0),jp(0,Ug(e.x),Fg(e.x).negate(),0),jp(0,Fg(e.x),Ug(e.x),0),jp(0,0,0,1)),r=Zp(jp(Ug(e.y),0,Fg(e.y),0),jp(0,1,0,0),jp(Fg(e.y).negate(),0,Ug(e.y),0),jp(0,0,0,1)),n=Zp(jp(Ug(e.z),Fg(e.z).negate(),0,0),jp(Fg(e.z),Ug(e.z),0,0),jp(0,0,1,0),jp(0,0,0,1));return i.mul(r).mul(n).mul(jp(s,1)).xyz}}}const Nw=wp(Aw),Cw=new so;class Rw extends lT{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this.lights=!1,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.setDefaultValues(Cw),this.setValues(e)}setupPosition({object:e,camera:t,context:s}){const i=this.sizeAttenuation,{positionNode:r,rotationNode:n,scaleNode:o}=this,a=rx;let h=ex.mul(Dp(r||0)),u=Op(Xy[0].xyz.length(),Xy[1].xyz.length());if(null!==o&&(u=u.mul(o)),!i)if(t.isPerspectiveCamera)u=u.mul(h.z.negate());else{const e=Ip(2).div(Fy.element(1).element(1));u=u.mul(e.mul(2))}let l=a.xy;if(e.center&&!0===e.center.isVector2){const e=((e,t,s)=>vp(new Xf(e,t,s)))("center","vec2");l=l.sub(e.sub(.5))}l=l.mul(u);const c=Ip(n||Eb),d=Nw(l,c);h=jp(h.xy.add(d),h.zw);const p=Fy.mul(h);return s.vertex=a,p}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}class Ew extends PT{constructor(){super(),this.shadowNode=Ip(1).toVar("shadowMask")}direct({shadowMask:e}){this.shadowNode.mulAssign(e)}finish(e){pm.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(pm.rgb)}}const Bw=new fu;class Iw extends lT{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Bw),this.setValues(e)}setupLightingModel(){return new Ew}}const Pw=Mp((({texture:e,uv:t})=>{const s=1e-4,i=Dp().toVar();return Rp(t.x.lessThan(s),(()=>{i.assign(Dp(1,0,0))})).ElseIf(t.y.lessThan(s),(()=>{i.assign(Dp(0,1,0))})).ElseIf(t.z.lessThan(s),(()=>{i.assign(Dp(0,0,1))})).ElseIf(t.x.greaterThan(.9999),(()=>{i.assign(Dp(-1,0,0))})).ElseIf(t.y.greaterThan(.9999),(()=>{i.assign(Dp(0,-1,0))})).ElseIf(t.z.greaterThan(.9999),(()=>{i.assign(Dp(0,0,-1))})).Else((()=>{const s=.01,r=e.uv(t.add(Dp(-.01,0,0))).r.sub(e.uv(t.add(Dp(s,0,0))).r),n=e.uv(t.add(Dp(0,-.01,0))).r.sub(e.uv(t.add(Dp(0,s,0))).r),o=e.uv(t.add(Dp(0,0,-.01))).r.sub(e.uv(t.add(Dp(0,0,s))).r);i.assign(Dp(r,n,o))})),i.normalize()}));class Fw extends Cy{static get type(){return"Texture3DNode"}constructor(e,t=null,s=null){super(e,t,s),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Dp(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){return t}generateUV(e,t){return t.build(e,"vec3")}normal(e){return Pw({texture:this,uv:e})}}const Uw=wp(Fw);class Ow extends lT{static get type(){return"VolumeNodeMaterial"}constructor(e={}){super(),this.lights=!1,this.isVolumeNodeMaterial=!0,this.testNode=null,this.setValues(e)}setup(e){const t=Uw(this.map,null,0),s=Mp((({orig:e,dir:t})=>{const s=Dp(-.5),i=Dp(.5),r=t.reciprocal(),n=s.sub(e).mul(r),o=i.sub(e).mul(r),a=ef(n,o),h=tf(n,o),u=tf(a.x,tf(a.y,a.z)),l=ef(h.x,ef(h.y,h.z));return Op(u,l)}));this.fragmentNode=Mp((()=>{const e=Of(Dp(Qy.mul(jp(Vy,1)))),i=Of(ix.sub(e)).normalize(),r=Op(s({orig:e,dir:i})).toVar();r.x.greaterThan(r.y).discard(),r.assign(Op(tf(r.x,0),r.y));const n=Dp(e.add(r.x.mul(i))).toVar(),o=Dp(i.abs().reciprocal()).toVar(),a=Ip(ef(o.x,ef(o.y,o.z))).toVar("delta");a.divAssign(kx("steps","float"));const h=jp(kx("base","color"),0).toVar();return fv({type:"float",start:r.x,end:r.y,update:"+= delta"},(()=>{const e=cm("float","d").assign(t.uv(n.add(.5)).r);null!==this.testNode?this.testNode({map:t,mapValue:e,probe:n,finalColor:h}).append():(h.a.assign(1),xv()),n.addAssign(i.mul(a))})),h.a.equal(0).discard(),jp(h)}))(),super.setup(e)}}class zw{constructor(e,t){this.nodes=e,this.info=t,this.animationLoop=null,this.requestId=null,this._init()}_init(){const e=(t,s)=>{this.requestId=self.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,null!==this.animationLoop&&this.animationLoop(t,s)};e()}dispose(){self.cancelAnimationFrame(this.requestId),this.requestId=null}setAnimationLoop(e){this.animationLoop=e}}class Lw{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let s=0;s<e.length;s++)if(t=t.get(e[s]),void 0===t)return;return t.get(e[e.length-1])}set(e,t){let s=this.weakMap;for(let t=0;t<e.length;t++){const i=e[t];!1===s.has(i)&&s.set(i,new WeakMap),s=s.get(i)}return s.set(e[e.length-1],t)}delete(e){let t=this.weakMap;for(let s=0;s<e.length;s++)if(t=t.get(e[s]),void 0===t)return!1;return t.delete(e[e.length-1])}}const Vw=new Yo;class Dw{constructor(){this.version=0,this.globalClippingCount=0,this.localClippingCount=0,this.localClippingEnabled=!1,this.localClipIntersection=!1,this.planes=[],this.parentVersion=0,this.viewNormalMatrix=new Zs,this.cacheKey=0}projectPlanes(e,t){const s=e.length,i=this.planes;for(let r=0;r<s;r++){Vw.copy(e[r]).applyMatrix4(this.viewMatrix,this.viewNormalMatrix);const s=i[t+r],n=Vw.normal;s.x=-n.x,s.y=-n.y,s.z=-n.z,s.w=Vw.constant}}updateGlobal(e,t){const s=e.clippingPlanes;this.viewMatrix=t.matrixWorldInverse,this.viewNormalMatrix.getNormalMatrix(this.viewMatrix);let i=!1;if(Array.isArray(s)&&0!==s.length){const e=s.length;if(e!==this.globalClippingCount){const t=[];for(let s=0;s<e;s++)t.push(new xi);this.globalClippingCount=e,this.planes=t,i=!0}this.projectPlanes(s,0)}else 0!==this.globalClippingCount&&(this.globalClippingCount=0,this.planes=[],i=!0);e.localClippingEnabled!==this.localClippingEnabled&&(this.localClippingEnabled=e.localClippingEnabled,i=!0),i&&(this.version++,this.cacheKey=xd(this.globalClippingCount,!0===this.localClippingEnabled?1:0))}update(e,t){let s=!1;if(this!==e&&e.version!==this.parentVersion&&(this.globalClippingCount=t.isShadowNodeMaterial?0:e.globalClippingCount,this.localClippingEnabled=e.localClippingEnabled,this.planes=Array.from(e.planes),this.parentVersion=e.version,this.viewMatrix=e.viewMatrix,this.viewNormalMatrix=e.viewNormalMatrix,s=!0),this.localClippingEnabled){const e=t.clippingPlanes;if(Array.isArray(e)&&0!==e.length){const t=e.length,i=this.planes,r=this.globalClippingCount;if(s||t!==this.localClippingCount){i.length=r+t;for(let e=0;e<t;e++)i[r+e]=new xi;this.localClippingCount=t,s=!0}this.projectPlanes(e,r)}else 0!==this.localClippingCount&&(this.localClippingCount=0,s=!0);this.localClipIntersection!==t.clipIntersection&&(this.localClipIntersection=t.clipIntersection,s=!0)}s&&(this.version+=e.version,this.cacheKey=xd(e.cacheKey,this.localClippingCount,!0===this.localClipIntersection?1:0))}}let kw=0;class Gw{constructor(e,t,s,i,r,n,o,a,h){this._nodes=e,this._geometries=t,this.id=kw++,this.renderer=s,this.object=i,this.material=r,this.scene=n,this.camera=o,this.lightsNode=a,this.context=h,this.geometry=i.geometry,this.version=r.version,this.drawRange=null,this.attributes=null,this.pipeline=null,this.vertexBuffers=null,this.drawParams=null,this.bundle=null,this.updateClipping(h.clippingContext),this.clippingContextVersion=this.clippingContext.version,this.initialNodesCacheKey=this.getDynamicCacheKey(),this.initialCacheKey=this.getCacheKey(),this._nodeBuilderState=null,this._bindings=null,this._monitor=null,this.onDispose=null,this.isRenderObject=!0,this.onMaterialDispose=()=>{this.dispose()},this.material.addEventListener("dispose",this.onMaterialDispose)}updateClipping(e){const t=this.material;let s=this.clippingContext;Array.isArray(t.clippingPlanes)?(s!==e&&s||(s=new Dw,this.clippingContext=s),s.update(e,t)):this.clippingContext!==e&&(this.clippingContext=e)}get clippingNeedsUpdate(){return this.clippingContext.version!==this.clippingContextVersion&&(this.clippingContextVersion=this.clippingContext.version,!0)}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().monitor)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,s=[],i=new Set;for(const r of e){const e=r.node&&r.node.attribute?r.node.attribute:t.getAttribute(r.name);if(void 0===e)continue;s.push(e);const n=e.isInterleavedBufferAttribute?e.data:e;i.add(n)}return this.attributes=s,this.vertexBuffers=Array.from(i.values()),s}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:s,group:i,drawRange:r}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),o=this.getIndex(),a=null!==o,h=s.isInstancedBufferGeometry?s.instanceCount:e.count>1?e.count:1;if(0===h)return null;if(n.instanceCount=h,!0===e.isBatchedMesh)return n;let u=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(u=2);let l=r.start*u,c=(r.start+r.count)*u;null!==i&&(l=Math.max(l,i.start*u),c=Math.min(c,(i.start+i.count)*u));const d=s.attributes.position;let p=1/0;a?p=o.count:null!=d&&(p=d.count),l=Math.max(l,0),c=Math.min(c,p);const m=c-l;return m<0||m===1/0?null:(n.vertexCount=m,n.firstVertex=l,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const s of Object.keys(e.attributes).sort()){const i=e.attributes[s];t+=s+",",i.data&&(t+=i.data.stride+","),i.offset&&(t+=i.offset+","),i.itemSize&&(t+=i.itemSize+","),i.normalized&&(t+="n,")}return e.index&&(t+="index,"),t}getMaterialCacheKey(){const{object:e,material:t}=this;let s=t.customProgramCacheKey();for(const e of function(e){const t=Object.keys(e);let s=Object.getPrototypeOf(e);for(;s;){const e=Object.getOwnPropertyDescriptors(s);for(const s in e)if(void 0!==e[s]){const i=e[s];i&&"function"==typeof i.get&&t.push(s)}s=Object.getPrototypeOf(s)}return t}(t)){if(/^(is[A-Z]|_)|^(visible|version|uuid|name|opacity|userData)$/.test(e))continue;const i=t[e];let r;if(null!==i){const e=typeof i;"number"===e?r=0!==i?"1":"0":"object"===e?(r="{",i.isTexture&&(r+=i.mapping),r+="}"):r=String(i)}else r=String(i);s+=r+","}return s+=this.clippingContext.cacheKey+",",e.geometry&&(s+=this.getGeometryCacheKey()),e.skeleton&&(s+=e.skeleton.bones.length+","),e.morphTargetInfluences&&(s+=e.morphTargetInfluences.length+","),e.isBatchedMesh&&(s+=e._matricesTexture.uuid+",",null!==e._colorsTexture&&(s+=e._colorsTexture.uuid+",")),e.count>1&&(s+=e.uuid+","),fd(s)}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=this._nodes.getCacheKey(this.scene,this.lightsNode);return this.object.receiveShadow&&(e+=1),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.onDispose()}}const Ww=[];class jw{constructor(e,t,s,i,r,n){this.renderer=e,this.nodes=t,this.geometries=s,this.pipelines=i,this.bindings=r,this.info=n,this.chainMaps={}}get(e,t,s,i,r,n,o){const a=this.getChainMap(o);Ww[0]=e,Ww[1]=t,Ww[2]=n,Ww[3]=r;let h=a.get(Ww);return void 0===h?(h=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,s,i,r,n,o),a.set(Ww,h)):(h.updateClipping(n.clippingContext),(h.version!==t.version||h.needsUpdate)&&(h.initialCacheKey!==h.getCacheKey()?(h.dispose(),h=this.get(e,t,s,i,r,n,o)):h.version=t.version)),h}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Lw)}dispose(){this.chainMaps={}}createRenderObject(e,t,s,i,r,n,o,a,h,u){const l=this.getChainMap(u),c=new Gw(e,t,s,i,r,n,o,a,h);return c.onDispose=()=>{this.pipelines.delete(c),this.bindings.delete(c),this.nodes.delete(c),l.delete(c.getChainArray())},c}}class Hw{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const qw=1,$w=2,Xw=3,Yw=4,Zw=16;class Jw extends Hw{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return void 0!==t&&this.backend.destroyAttribute(e),t}update(e,t){const s=this.get(e);if(void 0===s.version)t===qw?this.backend.createAttribute(e):t===$w?this.backend.createIndexAttribute(e):t===Xw?this.backend.createStorageAttribute(e):t===Yw&&this.backend.createIndirectStorageAttribute(e),s.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(s.version<t.version||t.usage===Ms)&&(this.backend.updateAttribute(e),s.version=t.version)}}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}function Kw(e){return null!==e.index?e.index.version:e.attributes.position.version}function Qw(e){const t=[],s=e.index,i=e.attributes.position;if(null!==s){const e=s.array;for(let s=0,i=e.length;s<i;s+=3){const i=e[s+0],r=e[s+1],n=e[s+2];t.push(i,r,r,n,n,i)}}else{for(let e=0,s=i.array.length/3-1;e<s;e+=3){const s=e+0,i=e+1,r=e+2;t.push(s,i,i,r,r,s)}}const r=new(function(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}(t)?mn:dn)(t,1);return r.version=Kw(e),r}class eS extends Hw{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const s=()=>{this.info.memory.geometries--;const i=t.index,r=e.getAttributes();null!==i&&this.attributes.delete(i);for(const e of r)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",s)};t.addEventListener("dispose",s)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Xw):this.updateAttribute(e,qw);const s=this.getIndex(e);null!==s&&this.updateAttribute(s,$w);const i=e.geometry.indirect;null!==i&&this.updateAttribute(i,Yw)}updateAttribute(e,t){const s=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,s)):this.attributeCall.get(e.data)!==s&&(this.attributes.update(e,t),this.attributeCall.set(e.data,s),this.attributeCall.set(e,s)):this.attributeCall.get(e)!==s&&(this.attributes.update(e,t),this.attributeCall.set(e,s))}getIndirect(e){return e.geometry.indirect}getIndex(e){const{geometry:t,material:s}=e;let i=t.index;if(!0===s.wireframe){const e=this.wireframes;let s=e.get(t);void 0===s?(s=Qw(t),e.set(t,s)):s.version!==Kw(t)&&(this.attributes.delete(s),s=Qw(t),e.set(t,s)),i=s}return i}}class tS{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.compute={calls:0,frameCalls:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.memory={geometries:0,textures:0}}update(e,t,s){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=s*(t/3):e.isPoints?this.render.points+=s*t:e.isLineSegments?this.render.lines+=s*(t/2):e.isLine?this.render.lines+=s*(t-1):console.error("THREE.WebGPUInfo: Unknown object type.")}updateTimestamp(e,t){0===this[e].timestampCalls&&(this[e].timestamp=0),this[e].timestamp+=t,this[e].timestampCalls++,this[e].timestampCalls>=this[e].previousFrameCalls&&(this[e].timestampCalls=0)}reset(){const e=this.render.frameCalls;this.render.previousFrameCalls=e;const t=this.compute.frameCalls;this.compute.previousFrameCalls=t,this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class sS{constructor(e){this.cacheKey=e,this.usedTimes=0}}class iS extends sS{constructor(e,t,s){super(e),this.vertexProgram=t,this.fragmentProgram=s}}class rS extends sS{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let nS=0;class oS{constructor(e,t,s=null,i=null){this.id=nS++,this.code=e,this.stage=t,this.transforms=s,this.attributes=i,this.usedTimes=0}}class aS extends Hw{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:s}=this,i=this.get(e);if(this._needsComputeUpdate(e)){const r=i.pipeline;r&&(r.usedTimes--,r.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let o=this.programs.compute.get(n.computeShader);void 0===o&&(r&&0===r.computeProgram.usedTimes&&this._releaseProgram(r.computeProgram),o=new oS(n.computeShader,"compute",n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,o),s.createProgram(o));const a=this._getComputeCacheKey(e,o);let h=this.caches.get(a);void 0===h&&(r&&0===r.usedTimes&&this._releasePipeline(r),h=this._getComputePipeline(e,o,a,t)),h.usedTimes++,o.usedTimes++,i.version=e.version,i.pipeline=h}return i.pipeline}getForRender(e,t=null){const{backend:s}=this,i=this.get(e);if(this._needsRenderUpdate(e)){const r=i.pipeline;r&&(r.usedTimes--,r.vertexProgram.usedTimes--,r.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState();let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(r&&0===r.vertexProgram.usedTimes&&this._releaseProgram(r.vertexProgram),o=new oS(n.vertexShader,"vertex"),this.programs.vertex.set(n.vertexShader,o),s.createProgram(o));let a=this.programs.fragment.get(n.fragmentShader);void 0===a&&(r&&0===r.fragmentProgram.usedTimes&&this._releaseProgram(r.fragmentProgram),a=new oS(n.fragmentShader,"fragment"),this.programs.fragment.set(n.fragmentShader,a),s.createProgram(a));const h=this._getRenderCacheKey(e,o,a);let u=this.caches.get(h);void 0===u?(r&&0===r.usedTimes&&this._releasePipeline(r),u=this._getRenderPipeline(e,o,a,h,t)):e.pipeline=u,u.usedTimes++,o.usedTimes++,a.usedTimes++,i.pipeline=u}return i.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,s,i){s=s||this._getComputeCacheKey(e,t);let r=this.caches.get(s);return void 0===r&&(r=new rS(s,t),this.caches.set(s,r),this.backend.createComputePipeline(r,i)),r}_getRenderPipeline(e,t,s,i,r){i=i||this._getRenderCacheKey(e,t,s);let n=this.caches.get(i);return void 0===n&&(n=new iS(i,t,s),this.caches.set(i,n),e.pipeline=n,this.backend.createRenderPipeline(e,r)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,s){return t.id+","+s.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,s=e.stage;this.programs[s].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class hS extends Hw{constructor(e,t,s,i,r,n){super(),this.backend=e,this.textures=s,this.pipelines=r,this.attributes=i,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const s=this.get(e);void 0===s.bindGroup&&(this._init(e),this.backend.createBindings(e,t),s.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const s=this.get(e);void 0===s.bindGroup&&(this._init(e),this.backend.createBindings(e,t),s.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isStorageBuffer){const e=t.attribute,s=e.isIndirectStorageBufferAttribute?Yw:Xw;this.attributes.update(e,s)}}_update(e,t){const{backend:s}=this;let i=!1;for(const t of e.bindings){if(t.isNodeUniformsGroup){if(!this.nodes.updateGroup(t))continue}if(t.isUniformBuffer){t.update()&&s.updateBinding(t)}else if(t.isSampler)t.update();else if(t.isSampledTexture){t.needsBindingsUpdate(this.textures.get(t.texture).generation)&&(i=!0);const e=t.update(),r=t.texture;e&&this.textures.updateTexture(r);const n=s.get(r);if(!0===s.isWebGPUBackend&&void 0===n.texture&&void 0===n.externalTexture&&(console.error("Bindings._update: binding should be available:",t,e,r,t.textureNode.value,i),this.textures.updateTexture(r),i=!0),!0===r.isStorageTexture){const e=this.get(r);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(r)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(r),e.needsMipmap=!1)}}}!0===i&&this.backend.updateBindings(e,t)}}function uS(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function lS(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function cS(e){return(e.transmission>0||e.transmissionNode)&&2===e.side&&!1===e.forceSinglePass}class dS{constructor(e,t,s){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,s),this.lightsArray=[],this.scene=t,this.camera=s,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,s,i,r,n){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:s,groupOrder:i,renderOrder:e.renderOrder,z:r,group:n},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=s,o.groupOrder=i,o.renderOrder=e.renderOrder,o.z=r,o.group=n),this.renderItemsIndex++,o}push(e,t,s,i,r,n){const o=this.getNextRenderItem(e,t,s,i,r,n);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===s.transparent||s.transmission>0?(cS(s)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,s,i,r,n){const o=this.getNextRenderItem(e,t,s,i,r,n);!0===s.transparent||s.transmission>0?(cS(s)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||uS),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||lS),this.transparent.length>1&&this.transparent.sort(t||lS)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e<t;e++){const t=this.renderItems[e];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.groupOrder=null,t.renderOrder=null,t.z=null,t.group=null}}}class pS{constructor(e){this.lighting=e,this.lists=new Lw}get(e,t){const s=this.lists,i=[e,t];let r=s.get(i);return void 0===r&&(r=new dS(this.lighting,e,t),s.set(i,r)),r}dispose(){this.lists=new Lw}}let mS=0;class gS{constructor(){this.id=mS++,this.color=!0,this.clearColor=!0,this.clearColorValue={r:0,g:0,b:0,a:1},this.depth=!0,this.clearDepth=!0,this.clearDepthValue=1,this.stencil=!1,this.clearStencil=!0,this.clearStencilValue=1,this.viewport=!1,this.viewportValue=new xi,this.scissor=!1,this.scissorValue=new xi,this.textures=null,this.depthTexture=null,this.activeCubeFace=0,this.sampleCount=1,this.width=0,this.height=0,this.isRenderContext=!0}getCacheKey(){return fS(this)}}function fS(e){const{textures:t,activeCubeFace:s}=e,i=[s];for(const e of t)i.push(e.id);return yd(i)}class yS{constructor(){this.chainMaps={}}get(e,t,s=null){const i=[e,t];let r;if(null===s)r="default";else{const e=s.texture.format;r=`${s.textures.length}:${e}:${s.samples}:${s.depthBuffer}:${s.stencilBuffer}`}const n=this.getChainMap(r);let o=n.get(i);return void 0===o&&(o=new gS,n.set(i,o)),null!==s&&(o.sampleCount=0===s.samples?1:s.samples),o}getChainMap(e){return this.chainMaps[e]||(this.chainMaps[e]=new Lw)}dispose(){this.chainMaps={}}}const xS=new Ai;class bS extends Hw{constructor(e,t,s){super(),this.renderer=e,this.backend=t,this.info=s}updateRenderTarget(e,t=0){const s=this.get(e),i=0===e.samples?1:e.samples,r=s.depthTextureMips||(s.depthTextureMips={}),n=e.textures,o=this.getSize(n[0]),a=o.width>>t,h=o.height>>t;let u=e.depthTexture||r[t];const l=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===u&&l&&(u=new Ha,u.format=e.stencilBuffer?je:We,u.type=e.stencilBuffer?Oe:Be,u.image.width=a,u.image.height=h,r[t]=u),s.width===o.width&&o.height===s.height||(c=!0,u&&(u.needsUpdate=!0,u.image.width=a,u.image.height=h)),s.width=o.width,s.height=o.height,s.textures=n,s.depthTexture=u||null,s.depth=e.depthBuffer,s.stencil=e.stencilBuffer,s.renderTarget=e,s.sampleCount!==i&&(c=!0,u&&(u.needsUpdate=!0),s.sampleCount=i);const d={sampleCount:i};for(let e=0;e<n.length;e++){const t=n[e];c&&(t.needsUpdate=!0),this.updateTexture(t,d)}if(u&&this.updateTexture(u,d),!0!==s.initialized){s.initialized=!0;const t=()=>{e.removeEventListener("dispose",t);for(let e=0;e<n.length;e++)this._destroyTexture(n[e]);u&&this._destroyTexture(u),this.delete(e)};e.addEventListener("dispose",t)}}updateTexture(e,t={}){const s=this.get(e);if(!0===s.initialized&&s.version===e.version)return;const i=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,r=this.backend;if(i&&!0===s.initialized&&(r.destroySampler(e),r.destroyTexture(e)),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ae}const{width:n,height:o,depth:a}=this.getSize(e);if(t.width=n,t.height=o,t.depth=a,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,o):1,i||!0===e.isStorageTexture)r.createSampler(e),r.createTexture(e,t),s.generation=e.version;else{if(!0!==s.initialized&&r.createSampler(e),e.version>0){const i=e.image;if(void 0===i)console.warn("THREE.Renderer: Texture marked for update but image is undefined.");else if(!1===i.complete)console.warn("THREE.Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const s=[];for(const t of e.images)s.push(t);t.images=s}else t.image=i;void 0!==s.isDefaultTexture&&!0!==s.isDefaultTexture||(r.createTexture(e,t),s.isDefaultTexture=!1,s.generation=e.version),!0===e.source.dataReady&&r.updateTexture(e,t),t.needsMipmaps&&0===e.mipmaps.length&&r.generateMipmaps(e)}}else r.createDefaultTexture(e),s.isDefaultTexture=!0,s.generation=e.version}if(!0!==s.initialized){s.initialized=!0,s.generation=e.version,this.info.memory.textures++;const t=()=>{e.removeEventListener("dispose",t),this._destroyTexture(e),this.info.memory.textures--};e.addEventListener("dispose",t)}s.version=e.version}getSize(e,t=xS){let s=e.images?e.images[0]:e.image;return s?(void 0!==s.image&&(s=s.image),t.width=s.width,t.height=s.height,t.depth=e.isCubeTexture?6:s.depth||1):t.width=t.height=t.depth=1,t}getMipLevels(e,t,s){let i;return i=e.isCompressedTexture?e.mipmaps.length:Math.floor(Math.log2(Math.max(t,s)))+1,i}needsMipmaps(e){return this.isEnvironmentTexture(e)||!0===e.isCompressedTexture||e.generateMipmaps}isEnvironmentTexture(e){const t=e.mapping;return t===le||t===ce||t===he||t===ue}_destroyTexture(e){this.backend.destroySampler(e),this.backend.destroyTexture(e),this.delete(e)}}class vS extends Xr{constructor(e,t,s,i=1){super(e,t,s),this.a=i}set(e,t,s,i=1){return this.a=i,super.set(e,t,s)}copy(e){return void 0!==e.a&&(this.a=e.a),super.copy(e)}clone(){return new this.constructor(this.r,this.g,this.b,this.a)}}class TS extends lm{static get type(){return"ParameterNode"}constructor(e,t=null){super(e,t),this.isParameterNode=!0}getHash(){return this.uuid}generate(){return this.name}}const _S=(e,t)=>vp(new TS(e,t));class wS extends Fd{static get type(){return"StackNode"}constructor(e=null){super(),this.nodes=[],this.outputNode=null,this.parent=e,this._currentCond=null,this.isStackNode=!0}getNodeType(e){return this.outputNode?this.outputNode.getNodeType(e):"void"}add(e){return this.nodes.push(e),this}If(e,t){const s=new bp(t);return this._currentCond=Nf(e,s),this.add(this._currentCond)}ElseIf(e,t){const s=new bp(t),i=Nf(e,s);return this._currentCond.elseNode=i,this._currentCond=i,this}Else(e){return this._currentCond.elseNode=new bp(e),this}build(e,...t){const s=Cp();Np(this);for(const t of this.nodes)t.build(e,"void");return Np(s),this.outputNode?this.outputNode.build(e,...t):super.build(e,...t)}else(...e){return console.warn("TSL.StackNode: .else() has been renamed to .Else()."),this.Else(...e)}elseif(...e){return console.warn("TSL.StackNode: .elseif() has been renamed to .ElseIf()."),this.ElseIf(...e)}}const SS=wp(wS);class MS extends Fd{static get type(){return"StructTypeNode"}constructor(e){super(),this.types=e,this.isStructTypeNode=!0}getMemberTypes(){return this.types}}class AS extends Fd{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}setup(e){super.setup(e);const t=this.members,s=[];for(let i=0;i<t.length;i++)s.push(t[i].getNodeType(e));this.nodeType=e.getStructTypeFromNode(new MS(s)).name}generate(e,t){const s=e.getOutputStructName(),i=this.members,r=""!==s?s+".":"";for(let s=0;s<i.length;s++){const n=i[s].build(e,t);e.addLineFlowCode(`${r}m${s} = ${n}`,this)}return s}}const NS=wp(AS);function CS(e,t){for(let s=0;s<e.length;s++)if(e[s].name===t)return s;return-1}class RS extends AS{static get type(){return"MRTNode"}constructor(e){super(),this.outputNodes=e,this.isMRTNode=!0}has(e){return void 0!==this.outputNodes[e]}get(e){return this.outputNodes[e]}merge(e){const t={...this.outputNodes,...e.outputNodes};return ES(t)}setup(e){const t=this.outputNodes,s=[],i=e.renderer.getRenderTarget().textures;for(const e in t){s[CS(i,e)]=jp(t[e])}return this.members=s,super.setup(e)}}const ES=wp(RS),BS=Mp((([e])=>{const t=e.toUint().mul(747796405).add(2891336453),s=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return s.shiftRight(22).bitXor(s).toFloat().mul(1/2**32)})),IS=(e,t)=>lf(Xm(4,e.mul($m(1,e))),t),PS=(e,t)=>e.lessThan(.5)?IS(e.mul(2),t).div(2):$m(1,IS(Xm($m(1,e),2),t).div(2)),FS=(e,t,s)=>lf(Ym(lf(e,t),qm(lf(e,t),lf($m(1,e),s))),1/t),US=(e,t)=>Fg(yg.mul(t.mul(e).sub(1))).div(yg.mul(t.mul(e).sub(1))),OS=Mp((([e])=>e.fract().sub(.5).abs())).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),zS=Mp((([e])=>Dp(OS(e.z.add(OS(e.y.mul(1)))),OS(e.z.add(OS(e.x.mul(1)))),OS(e.y.add(OS(e.x.mul(1))))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),LS=Mp((([e,t,s])=>{const i=Dp(e).toVar(),r=Ip(1.4).toVar(),n=Ip(0).toVar(),o=Dp(i).toVar();return fv({start:Ip(0),end:Ip(3),type:"float",condition:"<="},(()=>{const e=Dp(zS(o.mul(2))).toVar();i.addAssign(e.add(s.mul(Ip(.1).mul(t)))),o.mulAssign(1.8),r.mulAssign(1.5),i.mulAssign(1.2);const a=Ip(OS(i.z.add(OS(i.x.add(OS(i.y)))))).toVar();n.addAssign(a.div(r)),o.addAssign(.14)})),n})).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"p",type:"vec3"},{name:"spd",type:"float"},{name:"time",type:"float"}]});class VS extends Fd{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFnCall=null,this.global=!0}getNodeType(){return this.functionNodes[0].shaderNode.layout.type}setup(e){const t=this.parametersNodes;let s=this._candidateFnCall;if(null===s){let i=null,r=-1;for(const s of this.functionNodes){const n=s.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const o=n.inputs;if(t.length===o.length){let n=0;for(let s=0;s<t.length;s++){const i=t[s],r=o[s];i.getNodeType(e)===r.type?n++:n=0}n>r&&(i=s,r=n)}}this._candidateFnCall=s=i(...t)}return s}}const DS=wp(VS),kS=e=>(...t)=>DS(e,...t),GS=um(0).setGroup(om).onRenderUpdate((e=>e.time)),WS=um(0).setGroup(om).onRenderUpdate((e=>e.deltaTime)),jS=um(0,"uint").setGroup(om).onRenderUpdate((e=>e.frameId)),HS=(e=1)=>(console.warn('TSL: timerLocal() is deprecated. Use "time" instead.'),GS.mul(e)),qS=(e=1)=>(console.warn('TSL: timerGlobal() is deprecated. Use "time" instead.'),GS.mul(e)),$S=(e=1)=>(console.warn('TSL: timerDelta() is deprecated. Use "deltaTime" instead.'),WS.mul(e)),XS=(e=GS)=>e.add(.75).mul(2*Math.PI).sin().mul(.5).add(.5),YS=(e=GS)=>e.fract().round(),ZS=(e=GS)=>e.add(.5).fract().mul(2).sub(1).abs(),JS=(e=GS)=>e.fract(),KS=Mp((([e,t,s=Op(.5)])=>Nw(e.sub(s),t).add(s))),QS=Mp((([e,t,s=Op(.5)])=>{const i=e.sub(s),r=i.dot(i),n=r.mul(r).mul(t);return e.add(i.mul(n))})),eM=Mp((({position:e=null,horizontal:t=!0,vertical:s=!1})=>{let i;null!==e?(i=Xy.toVar(),i[3][0]=e.x,i[3][1]=e.y,i[3][2]=e.z):i=Xy;const r=Oy.mul(i);return yp(t)&&(r[0][0]=Xy[0].length(),r[0][1]=0,r[0][2]=0),yp(s)&&(r[1][0]=0,r[1][1]=Xy[1].length(),r[1][2]=0),r[2][0]=0,r[2][1]=0,r[2][2]=1,Fy.mul(r).mul(rx)})),tM=Mp((([e=null])=>{const t=rT();return rT(Yv(e)).sub(t).lessThan(0).select(Pv,e)}));class sM extends Fd{static get type(){return"SpriteSheetUVNode"}constructor(e,t=wy(),s=Ip(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=s}setup(){const{frameNode:e,uvNode:t,countNode:s}=this,{width:i,height:r}=s,n=e.mod(i.mul(r)).floor(),o=n.mod(i),a=r.sub(n.add(1).div(i).ceil()),h=s.reciprocal(),u=Op(o,a);return t.add(u).mul(h)}}const iM=wp(sM);class rM extends Fd{static get type(){return"TriplanarTexturesNode"}constructor(e,t=null,s=null,i=Ip(1),r=rx,n=mx){super("vec4"),this.textureXNode=e,this.textureYNode=t,this.textureZNode=s,this.scaleNode=i,this.positionNode=r,this.normalNode=n}setup(){const{textureXNode:e,textureYNode:t,textureZNode:s,scaleNode:i,positionNode:r,normalNode:n}=this;let o=n.abs().normalize();o=o.div(o.dot(Dp(1)));const a=r.yz.mul(i),h=r.zx.mul(i),u=r.xy.mul(i),l=e.value,c=null!==t?t.value:l,d=null!==s?s.value:l,p=Ry(l,a).mul(o.x),m=Ry(c,h).mul(o.y),g=Ry(d,u).mul(o.z);return qm(p,m,g)}}const nM=wp(rM),oM=(...e)=>nM(...e),aM=new Yo,hM=new Ai,uM=new Ai,lM=new Ai,cM=new sr,dM=new Ai(0,0,-1),pM=new xi,mM=new Ai,gM=new Ai,fM=new xi,yM=new Ys,xM=new bi,bM=Pv.flipX();xM.depthTexture=new Ha(1,1);let vM=!1;class TM extends Cy{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||xM.texture,bM),this._reflectorBaseNode=e.reflector||new _M(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=vp(new TM({defaultTexture:xM.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e._reflectorBaseNode=this._reflectorBaseNode,e}}class _M extends Fd{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:s=new Rr,resolution:i=1,generateMipmaps:r=!1,bounces:n=!0,depth:o=!1}=t;this.textureNode=e,this.target=s,this.resolution=i,this.generateMipmaps=r,this.bounces=n,this.depth=o,this.updateBeforeType=n?Nd.RENDER:Nd.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new WeakMap}_updateResolution(e,t){const s=this.resolution;t.getDrawingBufferSize(yM),e.setSize(Math.round(yM.width*s),Math.round(yM.height*s))}setup(e){return this._updateResolution(xM,e.renderer),super.setup(e)}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new bi(0,0,{type:Pe}),!0===this.generateMipmaps&&(t.texture.minFilter=1008,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Ha),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&vM)return;vM=!0;const{scene:t,camera:s,renderer:i,material:r}=e,{target:n}=this,o=this.getVirtualCamera(s),a=this.getRenderTarget(o);if(i.getDrawingBufferSize(yM),this._updateResolution(a,i),uM.setFromMatrixPosition(n.matrixWorld),lM.setFromMatrixPosition(s.matrixWorld),cM.extractRotation(n.matrixWorld),hM.set(0,0,1),hM.applyMatrix4(cM),mM.subVectors(uM,lM),mM.dot(hM)>0)return;mM.reflect(hM).negate(),mM.add(uM),cM.extractRotation(s.matrixWorld),dM.set(0,0,-1),dM.applyMatrix4(cM),dM.add(lM),gM.subVectors(uM,dM),gM.reflect(hM).negate(),gM.add(uM),o.coordinateSystem=s.coordinateSystem,o.position.copy(mM),o.up.set(0,1,0),o.up.applyMatrix4(cM),o.up.reflect(hM),o.lookAt(gM),o.near=s.near,o.far=s.far,o.updateMatrixWorld(),o.projectionMatrix.copy(s.projectionMatrix),aM.setFromNormalAndCoplanarPoint(hM,uM),aM.applyMatrix4(o.matrixWorldInverse),pM.set(aM.normal.x,aM.normal.y,aM.normal.z,aM.constant);const h=o.projectionMatrix;fM.x=(Math.sign(pM.x)+h.elements[8])/h.elements[0],fM.y=(Math.sign(pM.y)+h.elements[9])/h.elements[5],fM.z=-1,fM.w=(1+h.elements[10])/h.elements[14],pM.multiplyScalar(1/pM.dot(fM));h.elements[2]=pM.x,h.elements[6]=pM.y,h.elements[10]=i.coordinateSystem===Os?pM.z-0:pM.z+1-0,h.elements[14]=pM.w,this.textureNode.value=a.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=a.depthTexture),r.visible=!1;const u=i.getRenderTarget(),l=i.getMRT();i.setMRT(null),i.setRenderTarget(a),i.render(t,o),i.setMRT(l),i.setRenderTarget(u),r.visible=!0,vM=!1}}const wM=e=>vp(new TM(e)),SM=new vl(-1,1,1,-1,0,1);class MM extends Sn{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new fn([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new fn(t,2))}}const AM=new MM;class NM extends On{constructor(e=null){super(AM,e),this.camera=SM,this.isQuadMesh=!0}renderAsync(e){return e.renderAsync(this,SM)}render(e){e.render(this,SM)}}const CM=new Ys;class RM extends Cy{static get type(){return"RTTNode"}constructor(e,t=null,s=null,i={type:Pe}){const r=new bi(t,s,i);super(r.texture,wy()),this.node=e,this.width=t,this.height=s,this.renderTarget=r,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this.updateMap=new WeakMap,this._rttNode=null,this._quadMesh=new NM(new lT),this.updateBeforeType=Nd.RENDER}get autoSize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const s=e*this.pixelRatio,i=t*this.pixelRatio;this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoSize){this.pixelRatio=e.getPixelRatio();const t=e.getSize(CM);this.setSize(t.width,t.height)}this._quadMesh.material.fragmentNode=this._rttNode;const t=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(t)}clone(){const e=new Cy(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const EM=(e,...t)=>vp(new RM(vp(e),...t)),BM=(e,...t)=>e.isTextureNode?e:EM(e,...t),IM=Mp((([e,t,s],i)=>{let r;i.renderer.coordinateSystem===Os?(e=Op(e.x,e.y.oneMinus()).mul(2).sub(1),r=jp(Dp(e,t),1)):r=jp(Dp(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=jp(s.mul(r));return n.xyz.div(n.w)})),PM=Mp((([e,t])=>{const s=t.mul(jp(e,1)),i=s.xy.div(s.w).mul(.5).add(.5).toVar();return Op(i.x,i.y.oneMinus())})),FM=Mp((([e,t,s])=>{const i=My(Ey(t)),r=zp(e.mul(i)).toVar(),n=Ey(t,r).toVar(),o=Ey(t,r.sub(zp(2,0))).toVar(),a=Ey(t,r.sub(zp(1,0))).toVar(),h=Ey(t,r.add(zp(1,0))).toVar(),u=Ey(t,r.add(zp(2,0))).toVar(),l=Ey(t,r.add(zp(0,2))).toVar(),c=Ey(t,r.add(zp(0,1))).toVar(),d=Ey(t,r.sub(zp(0,1))).toVar(),p=Ey(t,r.sub(zp(0,2))).toVar(),m=Dg($m(Ip(2).mul(a).sub(o),n)).toVar(),g=Dg($m(Ip(2).mul(h).sub(u),n)).toVar(),f=Dg($m(Ip(2).mul(c).sub(l),n)).toVar(),y=Dg($m(Ip(2).mul(d).sub(p),n)).toVar(),x=IM(e,n,s).toVar(),b=m.lessThan(g).select(x.sub(IM(e.sub(Op(Ip(1).div(i.x),0)),a,s)),x.negate().add(IM(e.add(Op(Ip(1).div(i.x),0)),h,s))),v=f.lessThan(y).select(x.sub(IM(e.add(Op(0,Ip(1).div(i.y))),c,s)),x.negate().add(IM(e.sub(Op(0,Ip(1).div(i.y))),d,s)));return Ig(uf(b,v))}));class UM extends Ty{static get type(){return"VertexColorNode"}constructor(e=0){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let s;return s=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new xi(1,1,1,1)),s}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const OM=(...e)=>vp(new UM(...e));class zM extends Fd{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const LM=Sp(zM),VM=new dr,DM=new sr;class kM extends Fd{static get type(){return"SceneNode"}constructor(e=kM.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,s=null!==this.scene?this.scene:e.scene;let i;return t===kM.BACKGROUND_BLURRINESS?i=Lx("backgroundBlurriness","float",s):t===kM.BACKGROUND_INTENSITY?i=Lx("backgroundIntensity","float",s):t===kM.BACKGROUND_ROTATION?i=um("mat4").label("backgroundRotation").setGroup(om).onRenderUpdate((()=>{const e=s.background;return null!==e&&e.isTexture&&e.mapping!==ae?(VM.copy(s.backgroundRotation),VM.x*=-1,VM.y*=-1,VM.z*=-1,DM.makeRotationFromEuler(VM)):DM.identity(),DM})):console.error("THREE.SceneNode: Unknown scope:",t),i}}kM.BACKGROUND_BLURRINESS="backgroundBlurriness",kM.BACKGROUND_INTENSITY="backgroundIntensity",kM.BACKGROUND_ROTATION="backgroundRotation";const GM=Sp(kM,kM.BACKGROUND_BLURRINESS),WM=Sp(kM,kM.BACKGROUND_INTENSITY),jM=Sp(kM,kM.BACKGROUND_ROTATION);class HM extends Ud{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.bufferObject&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let s;const i=e.context.assign;if(s=!1===e.isAvailable("storageBuffer")?!0===this.node.bufferObject&&!0!==i?e.generatePBO(this):this.node.build(e):super.generate(e),!0!==i){const i=this.getNodeType(e);s=e.format(s,i,t)}return s}}const qM=wp(HM),$M="point-list",XM="line-list",YM="line-strip",ZM="triangle-list",JM="triangle-strip",KM="never",QM="less",eA="equal",tA="less-equal",sA="greater",iA="not-equal",rA="greater-equal",nA="always",oA="store",aA="load",hA="clear",uA="ccw",lA="none",cA="front",dA="back",pA="uint16",mA="uint32",gA={R8Unorm:"r8unorm",R8Snorm:"r8snorm",R8Uint:"r8uint",R8Sint:"r8sint",R16Uint:"r16uint",R16Sint:"r16sint",R16Float:"r16float",RG8Unorm:"rg8unorm",RG8Snorm:"rg8snorm",RG8Uint:"rg8uint",RG8Sint:"rg8sint",R32Uint:"r32uint",R32Sint:"r32sint",R32Float:"r32float",RG16Uint:"rg16uint",RG16Sint:"rg16sint",RG16Float:"rg16float",RGBA8Unorm:"rgba8unorm",RGBA8UnormSRGB:"rgba8unorm-srgb",RGBA8Snorm:"rgba8snorm",RGBA8Uint:"rgba8uint",RGBA8Sint:"rgba8sint",BGRA8Unorm:"bgra8unorm",BGRA8UnormSRGB:"bgra8unorm-srgb",RGB9E5UFloat:"rgb9e5ufloat",RGB10A2Unorm:"rgb10a2unorm",RG11B10uFloat:"rgb10a2unorm",RG32Uint:"rg32uint",RG32Sint:"rg32sint",RG32Float:"rg32float",RGBA16Uint:"rgba16uint",RGBA16Sint:"rgba16sint",RGBA16Float:"rgba16float",RGBA32Uint:"rgba32uint",RGBA32Sint:"rgba32sint",RGBA32Float:"rgba32float",Stencil8:"stencil8",Depth16Unorm:"depth16unorm",Depth24Plus:"depth24plus",Depth24PlusStencil8:"depth24plus-stencil8",Depth32Float:"depth32float",Depth32FloatStencil8:"depth32float-stencil8",BC1RGBAUnorm:"bc1-rgba-unorm",BC1RGBAUnormSRGB:"bc1-rgba-unorm-srgb",BC2RGBAUnorm:"bc2-rgba-unorm",BC2RGBAUnormSRGB:"bc2-rgba-unorm-srgb",BC3RGBAUnorm:"bc3-rgba-unorm",BC3RGBAUnormSRGB:"bc3-rgba-unorm-srgb",BC4RUnorm:"bc4-r-unorm",BC4RSnorm:"bc4-r-snorm",BC5RGUnorm:"bc5-rg-unorm",BC5RGSnorm:"bc5-rg-snorm",BC6HRGBUFloat:"bc6h-rgb-ufloat",BC6HRGBFloat:"bc6h-rgb-float",BC7RGBAUnorm:"bc7-rgba-unorm",BC7RGBAUnormSRGB:"bc7-rgba-srgb",ETC2RGB8Unorm:"etc2-rgb8unorm",ETC2RGB8UnormSRGB:"etc2-rgb8unorm-srgb",ETC2RGB8A1Unorm:"etc2-rgb8a1unorm",ETC2RGB8A1UnormSRGB:"etc2-rgb8a1unorm-srgb",ETC2RGBA8Unorm:"etc2-rgba8unorm",ETC2RGBA8UnormSRGB:"etc2-rgba8unorm-srgb",EACR11Unorm:"eac-r11unorm",EACR11Snorm:"eac-r11snorm",EACRG11Unorm:"eac-rg11unorm",EACRG11Snorm:"eac-rg11snorm",ASTC4x4Unorm:"astc-4x4-unorm",ASTC4x4UnormSRGB:"astc-4x4-unorm-srgb",ASTC5x4Unorm:"astc-5x4-unorm",ASTC5x4UnormSRGB:"astc-5x4-unorm-srgb",ASTC5x5Unorm:"astc-5x5-unorm",ASTC5x5UnormSRGB:"astc-5x5-unorm-srgb",ASTC6x5Unorm:"astc-6x5-unorm",ASTC6x5UnormSRGB:"astc-6x5-unorm-srgb",ASTC6x6Unorm:"astc-6x6-unorm",ASTC6x6UnormSRGB:"astc-6x6-unorm-srgb",ASTC8x5Unorm:"astc-8x5-unorm",ASTC8x5UnormSRGB:"astc-8x5-unorm-srgb",ASTC8x6Unorm:"astc-8x6-unorm",ASTC8x6UnormSRGB:"astc-8x6-unorm-srgb",ASTC8x8Unorm:"astc-8x8-unorm",ASTC8x8UnormSRGB:"astc-8x8-unorm-srgb",ASTC10x5Unorm:"astc-10x5-unorm",ASTC10x5UnormSRGB:"astc-10x5-unorm-srgb",ASTC10x6Unorm:"astc-10x6-unorm",ASTC10x6UnormSRGB:"astc-10x6-unorm-srgb",ASTC10x8Unorm:"astc-10x8-unorm",ASTC10x8UnormSRGB:"astc-10x8-unorm-srgb",ASTC10x10Unorm:"astc-10x10-unorm",ASTC10x10UnormSRGB:"astc-10x10-unorm-srgb",ASTC12x10Unorm:"astc-12x10-unorm",ASTC12x10UnormSRGB:"astc-12x10-unorm-srgb",ASTC12x12Unorm:"astc-12x12-unorm",ASTC12x12UnormSRGB:"astc-12x12-unorm-srgb"},fA="clamp-to-edge",yA="repeat",xA="mirror-repeat",bA="linear",vA="nearest",TA="zero",_A="one",wA="src",SA="one-minus-src",MA="src-alpha",AA="one-minus-src-alpha",NA="dst",CA="one-minus-dst",RA="dst-alpha",EA="one-minus-dst-alpha",BA="src-alpha-saturated",IA="constant",PA="one-minus-constant",FA="add",UA="subtract",OA="reverse-subtract",zA="min",LA="max",VA=0,DA=15,kA="keep",GA="zero",WA="replace",jA="invert",HA="increment-clamp",qA="decrement-clamp",$A="increment-wrap",XA="decrement-wrap",YA="storage",ZA="read-only-storage",JA="write-only",KA="read-only",QA="float",eN="unfilterable-float",tN="depth",sN="sint",iN="uint",rN="2d",nN="3d",oN="2d",aN="2d-array",hN="cube",uN="3d",lN="all",cN="vertex",dN="instance",pN={DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups"};class mN extends Ex{static get type(){return"StorageBufferNode"}constructor(e,t,s=0){super(e,t,s),this.isStorageBufferNode=!0,this.access=YA,this.isAtomic=!1,this.bufferObject=!1,this.bufferCount=s,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return qM(this,e)}setBufferObject(e){return this.bufferObject=e,this}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ZA)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=ty(this.value),this._varying=Of(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}generate(e){if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:s}=this.getAttributeData(),i=s.build(e);return e.registerTransform(i,t),i}}const gN=(e,t,s)=>vp(new mN(e,t,s)),fN=(e,t,s)=>vp(new mN(e,t,s).setBufferObject(!0));class yN extends Cy{static get type(){return"StorageTextureNode"}constructor(e,t,s=null){super(e,t),this.storeNode=s,this.isStorageTextureNode=!0,this.access=JA}getInputType(){return"storageTexture"}setup(e){super.setup(e);e.getNodeProperties(this).storeNode=this.storeNode}setAccess(e){return this.access=e,this}generate(e,t){let s;return s=null!==this.storeNode?this.generateStore(e):super.generate(e,t),s}toReadOnly(){return this.setAccess(KA)}toWriteOnly(){return this.setAccess(JA)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:s,storeNode:i}=t,r=super.generate(e,"property"),n=s.build(e,"uvec2"),o=i.build(e,"vec4"),a=e.generateTextureStore(e,r,n,o);e.addLineFlowCode(a,this)}}const xN=wp(yN),bN=(e,t,s)=>{const i=xN(e,t,s);return null!==s&&i.append(),i};class vN extends zx{static get type(){return"UserDataNode"}constructor(e,t,s=null){super(e,t,s),this.userData=s}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const TN=(e,t,s)=>vp(new vN(e,t,s)),_N=new WeakMap;class wN extends zd{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Nd.OBJECT,this.updateAfterType=Nd.OBJECT,this.previousModelWorldMatrix=um(new sr),this.previousProjectionMatrix=um(new sr).setGroup(om),this.previousCameraViewMatrix=um(new sr)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:s}){const i=MN(s);this.previousModelWorldMatrix.value.copy(i);const r=SN(t);r.frameId!==e&&(r.frameId=e,void 0===r.previousProjectionMatrix?(r.previousProjectionMatrix=new sr,r.previousCameraViewMatrix=new sr,r.currentProjectionMatrix=new sr,r.currentCameraViewMatrix=new sr,r.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),r.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(r.previousProjectionMatrix.copy(r.currentProjectionMatrix),r.previousCameraViewMatrix.copy(r.currentCameraViewMatrix)),r.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),r.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(r.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(r.previousCameraViewMatrix))}updateAfter({object:e}){MN(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?Fy:um(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),s=e.mul(ex).mul(rx),i=this.previousProjectionMatrix.mul(t).mul(nx),r=s.xy.div(s.w),n=i.xy.div(i.w);return $m(r,n)}}function SN(e){let t=_N.get(e);return void 0===t&&(t={},_N.set(e,t)),t}function MN(e,t=0){const s=SN(e);let i=s[t];return void 0===i&&(s[t]=i=new sr),i}const AN=Sp(wN),NN=Mp((([e,t])=>ef(1,e.oneMinus().div(t)).oneMinus())).setLayout({name:"burnBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),CN=Mp((([e,t])=>ef(e.div(t.oneMinus()),1))).setLayout({name:"dodgeBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),RN=Mp((([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus())).setLayout({name:"screenBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),EN=Mp((([e,t])=>yf(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),rf(.5,e)))).setLayout({name:"overlayBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),BN=Mp((([e])=>UN(e.rgb))),IN=Mp((([e,t=Ip(1)])=>t.mix(UN(e.rgb),e.rgb))),PN=Mp((([e,t=Ip(1)])=>{const s=qm(e.r,e.g,e.b).div(3),i=e.r.max(e.g.max(e.b)),r=i.sub(s).mul(t).mul(-3);return yf(e.rgb,i,r)})),FN=Mp((([e,t=Ip(1)])=>{const s=Dp(.57735,.57735,.57735),i=t.cos();return Dp(e.rgb.mul(i).add(s.cross(e.rgb).mul(t.sin()).add(s.mul(hf(s,e.rgb).mul(i.oneMinus())))))})),UN=(e,t=Dp(ii.getLuminanceCoefficients(new Ai)))=>hf(e,t),ON=(e,t)=>yf(Dp(0),e,UN(e).sub(t).max(0)),zN=Mp((([e,t=Dp(1),s=Dp(0),i=Dp(1),r=Ip(1),n=Dp(ii.getLuminanceCoefficients(new Ai,Jt))])=>{const o=e.rgb.dot(Dp(n)),a=tf(e.rgb.mul(t).add(s),0).toVar(),h=a.pow(i).toVar();return Rp(a.r.greaterThan(0),(()=>{a.r.assign(h.r)})),Rp(a.g.greaterThan(0),(()=>{a.g.assign(h.g)})),Rp(a.b.greaterThan(0),(()=>{a.b.assign(h.b)})),a.assign(o.add(a.sub(o).mul(r))),jp(a.rgb,e.a)}));class LN extends zd{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const VN=wp(LN);let DN=null;class kN extends jv{static get type(){return"ViewportSharedTextureNode"}constructor(e=Pv,t=null){null===DN&&(DN=new Da),super(e,t,DN)}updateReference(){return this}}const GN=wp(kN),WN=new Ys;class jN extends Cy{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return e.object.isQuadMesh&&this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class HN extends jN{static get type(){return"PassMultipleTextureNode"}constructor(e,t,s=!1){super(e,null),this.textureName=t,this.previousTexture=s}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){return new this.constructor(this.passNode,this.textureName,this.previousTexture)}}class qN extends zd{static get type(){return"PassNode"}constructor(e,t,s,i={}){super("vec4"),this.scope=e,this.scene=t,this.camera=s,this.options=i,this._pixelRatio=1,this._width=1,this._height=1;const r=new Ha;r.isRenderTargetTexture=!0,r.name="depth";const n=new bi(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Pe,...i});n.texture.name="output",n.depthTexture=r,this.renderTarget=n,this.updateBeforeType=Nd.FRAME,this._textures={output:n.texture,depth:r},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=um(0),this._cameraFar=um(0),this._mrt=null,this.isPassNode=!0}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}isGlobal(){return!0}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.isRenderTargetTexture=!0,t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),t.isRenderTargetTexture=!0,this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const s=this._textures[e],i=this.renderTarget.textures.indexOf(s);this.renderTarget.textures[i]=t,this._textures[e]=t,this._previousTextures[e]=s,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=vp(new HN(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=vp(new HN(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const s=this._cameraNear,i=this._cameraFar;this._viewZNodes[e]=t=eT(this.getTextureNode(e),s,i)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const s=this._cameraNear,i=this._cameraFar,r=this.getViewZNode(e);this._linearDepthNodes[e]=t=Jv(r,s,i)}return t}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,!0===e.backend.isWebGLBackend&&(this.renderTarget.samples=0),this.renderTarget.depthTexture.isMultisampleRenderTargetTexture=this.renderTarget.samples>1,this.scope===qN.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i}=this;this._pixelRatio=t.getPixelRatio();const r=t.getSize(WN);this.setSize(r.width,r.height);const n=t.getRenderTarget(),o=t.getMRT();this._cameraNear.value=i.near,this._cameraFar.value=i.far;for(const e in this._previousTextures)this.toggleTexture(e);t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.render(s,i),t.setRenderTarget(n),t.setMRT(o)}setSize(e,t){this._width=e,this._height=t;const s=this._width*this._pixelRatio,i=this._height*this._pixelRatio;this.renderTarget.setSize(s,i)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}qN.COLOR="color",qN.DEPTH="depth";const $N=(e,t,s)=>vp(new qN(qN.COLOR,e,t,s)),XN=(e,t)=>vp(new jN(e,t)),YN=(e,t)=>vp(new qN(qN.DEPTH,e,t));class ZN extends qN{static get type(){return"ToonOutlinePassNode"}constructor(e,t,s,i,r){super(qN.COLOR,e,t),this.colorNode=s,this.thicknessNode=i,this.alphaNode=r,this._materialCache=new WeakMap}updateBefore(e){const{renderer:t}=e,s=t.getRenderObjectFunction();t.setRenderObjectFunction(((e,s,i,r,n,o,a)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const h=this._getOutlineMaterial(n);t.renderObject(e,s,i,r,h,o,a)}t.renderObject(e,s,i,r,n,o,a)})),super.updateBefore(e),t.setRenderObjectFunction(s)}_createMaterial(){const e=new lT;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=1;const t=mx.negate(),s=Fy.mul(ex),i=Ip(1),r=s.mul(jp(rx,1)),n=s.mul(jp(rx.add(t),1)),o=Ig(r.sub(n));return e.vertexNode=r.add(o.mul(this.thicknessNode).mul(r.w).mul(i)),e.colorNode=jp(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const JN=(e,t,s=new Xr(0,0,0),i=.003,r=1)=>vp(new ZN(e,t,vp(s),vp(i),vp(r))),KN=Mp((([e,t])=>e.mul(t).clamp())).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),QN=Mp((([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp())).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),eC=Mp((([e,t])=>{const s=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),i=e.mul(e.mul(6.2).add(1.7)).add(.06);return s.div(i).pow(2.2)})).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),tC=Mp((([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),s=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(s)})),sC=Mp((([e,t])=>{const s=Yp(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),i=Yp(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=s.mul(e),e=tC(e),(e=i.mul(e)).clamp()})).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iC=Yp(Dp(1.6605,-.1246,-.0182),Dp(-.5876,1.1329,-.1006),Dp(-.0728,-.0083,1.1187)),rC=Yp(Dp(.6274,.0691,.0164),Dp(.3293,.9195,.088),Dp(.0433,.0113,.8956)),nC=Mp((([e])=>{const t=Dp(e).toVar(),s=Dp(t.mul(t)).toVar(),i=Dp(s.mul(s)).toVar();return Ip(15.5).mul(i.mul(s)).sub(Xm(40.14,i.mul(t))).add(Xm(31.96,i).sub(Xm(6.868,s.mul(t))).add(Xm(.4298,s).add(Xm(.1191,t).sub(.00232))))})),oC=Mp((([e,t])=>{const s=Dp(e).toVar(),i=Yp(Dp(.856627153315983,.137318972929847,.11189821299995),Dp(.0951212405381588,.761241990602591,.0767994186031903),Dp(.0482516061458583,.101439036467562,.811302368396859)),r=Yp(Dp(1.1271005818144368,-.1413297634984383,-.14132976349843826),Dp(-.11060664309660323,1.157823702216272,-.11060664309660294),Dp(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=Ip(-12.47393),o=Ip(4.026069);return s.mulAssign(t),s.assign(rC.mul(s)),s.assign(i.mul(s)),s.assign(tf(s,1e-10)),s.assign(Ng(s)),s.assign(s.sub(n).div(o.sub(n))),s.assign(xf(s,0,1)),s.assign(nC(s)),s.assign(r.mul(s)),s.assign(lf(tf(Dp(0),s),Dp(2.2))),s.assign(iC.mul(s)),s.assign(xf(s,0,1)),s})).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aC=Mp((([e,t])=>{const s=Ip(.76),i=Ip(.15);e=e.mul(t);const r=ef(e.r,ef(e.g,e.b)),n=Nf(r.lessThan(.08),r.sub(Xm(6.25,r.mul(r))),.04);e.subAssign(n);const o=tf(e.r,tf(e.g,e.b));Rp(o.lessThan(s),(()=>e));const a=$m(1,s),h=$m(1,a.mul(a).div(o.add(a.sub(s))));e.mulAssign(h.div(o));const u=$m(1,Ym(1,i.mul(o.sub(h)).add(1)));return yf(e,Dp(h),u)})).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class hC extends Fd{static get type(){return"CodeNode"}constructor(e="",t=[],s=""){super("code"),this.isCodeNode=!0,this.code=e,this.language=s,this.includes=t}isGlobal(){return!0}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const s of t)s.build(e);const s=e.getCodeFromNode(this,this.getNodeType(e));return s.code=this.code,s.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const uC=wp(hC),lC=(e,t)=>uC(e,t,"js"),cC=(e,t)=>uC(e,t,"wgsl"),dC=(e,t)=>uC(e,t,"glsl");class pC extends hC{static get type(){return"FunctionNode"}constructor(e="",t=[],s=""){super(e,t,s)}getNodeType(e){return this.getNodeFunction(e).type}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let s=t.nodeFunction;return void 0===s&&(s=e.parser.parseFunction(this.code),t.nodeFunction=s),s}generate(e,t){super.generate(e);const s=this.getNodeFunction(e),i=s.name,r=s.type,n=e.getCodeFromNode(this,r);""!==i&&(n.name=i);const o=e.getPropertyName(n),a=this.getNodeFunction(e).getCode(o);return n.code=a+"\n","property"===t?o:e.format(`${o}()`,r,t)}}const mC=(e,t=[],s="")=>{for(let e=0;e<t.length;e++){const s=t[e];"function"==typeof s&&(t[e]=s.functionNode)}const i=vp(new pC(e,t,s)),r=(...e)=>i.call(...e);return r.functionNode=i,r},gC=(e,t)=>mC(e,t,"glsl"),fC=(e,t)=>mC(e,t,"wgsl");class yC extends Fd{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outpuType=null,this.events=new zs,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:Ip()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=wd(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Sd(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const xC=wp(yC);class bC extends Map{get(e,t=null,...s){if(this.has(e))return super.get(e);if(null!==t){const i=t(...s);return this.set(e,i),i}}}class vC{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const TC=new bC;class _C extends Fd{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new bC,this._output=xC(),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const s=this._outputs;return void 0===s[e]?s[e]=xC(t):s[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const s=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),s[e]=t,s[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),s[e]=t,s[e].events.addEventListener("refresh",this.onRefresh)):void 0===s[e]?(s[e]=xC(t),s[e].events.addEventListener("refresh",this.onRefresh)):s[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const s=this.getObject()[e];if("function"==typeof s)return s(...t)}async callAsync(e,...t){const s=this.getObject()[e];if("function"==typeof s)return"AsyncFunction"===s.constructor.name?await s(...t):s(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new vC(this),t=TC.get("THREE"),s=TC.get("TSL"),i=this.getMethod(this.codeNode),r=[e,this._local,TC,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,s];this._object=i(...r);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:Ip()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",s="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],s),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[fd(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const s in this.parameters)t.push(this.parameters[s].getCacheKey(e));return yd(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const wC=wp(_C);class SC extends Fd{static get type(){return"FogNode"}constructor(e,t){super("float"),this.isFogNode=!0,this.colorNode=e,this.factorNode=t}getViewZNode(e){let t;const s=e.context.getViewZ;return void 0!==s&&(t=s(this)),(t||hx.z).negate()}setup(){return this.factorNode}}const MC=wp(SC);class AC extends SC{static get type(){return"FogRangeNode"}constructor(e,t,s){super(e),this.isFogRangeNode=!0,this.nearNode=t,this.farNode=s}setup(e){const t=this.getViewZNode(e);return Tf(this.nearNode,this.farNode,t)}}const NC=wp(AC);class CC extends SC{static get type(){return"FogExp2Node"}constructor(e,t){super(e),this.isFogExp2Node=!0,this.densityNode=t}setup(e){const t=this.getViewZNode(e),s=this.densityNode;return s.mul(s,t,t).negate().exp().oneMinus()}}const RC=wp(CC);let EC=null,BC=null;class IC extends Fd{static get type(){return"RangeNode"}constructor(e=Ip(),t=Ip()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=e.getTypeLength(Td(this.minNode.value)),s=e.getTypeLength(Td(this.maxNode.value));return t>s?t:s}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}setup(e){const t=e.object;let s=null;if(t.count>1){const i=this.minNode.value,r=this.maxNode.value,n=e.getTypeLength(Td(i)),o=e.getTypeLength(Td(r));EC=EC||new xi,BC=BC||new xi,EC.setScalar(0),BC.setScalar(0),1===n?EC.setScalar(i):i.isColor?EC.set(i.r,i.g,i.b):EC.set(i.x,i.y,i.z||0,i.w||0),1===o?BC.setScalar(r):r.isColor?BC.set(r.r,r.g,r.b):BC.set(r.x,r.y,r.z||0,r.w||0);const a=4,h=a*t.count,u=new Float32Array(h);for(let e=0;e<h;e++){const t=e%a,s=EC.getComponent(t),i=BC.getComponent(t);u[e]=Xs.lerp(s,i,Math.random())}const l=this.getNodeType(e);if(t.count<=4096)s=Bx(u,"vec4",t.count).element(sv).convert(l);else{const t=new zo(u,4);e.geometry.setAttribute("__range"+this.id,t),s=iy(t).convert(l)}}else s=Ip(0);return s}}const PC=wp(IC);class FC extends Fd{static get type(){return"ComputeBuiltinNode"}constructor(e,t){super(t),this._builtinName=e}getHash(e){return this.getBuiltinName(e)}getNodeType(){return this.nodeType}setBuiltinName(e){return this._builtinName=e,this}getBuiltinName(){return this._builtinName}hasBuiltin(e){e.hasBuiltin(this._builtinName)}generate(e,t){const s=this.getBuiltinName(e),i=this.getNodeType(e);return"compute"===e.shaderStage?e.format(s,i,t):(console.warn(`ComputeBuiltinNode: Compute built-in value ${s} can not be accessed in the ${e.shaderStage} stage`),e.generateConst(i))}serialize(e){super.serialize(e),e.global=this.global,e._builtinName=this._builtinName}deserialize(e){super.deserialize(e),this.global=e.global,this._builtinName=e._builtinName}}const UC=(e,t)=>vp(new FC(e,t)),OC=UC("numWorkgroups","uvec3"),zC=UC("workgroupId","uvec3"),LC=UC("localId","uvec3"),VC=UC("subgroupSize","uint");const DC=wp(class extends Fd{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:s}=e;!0===s.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}),kC=()=>DC("workgroup").append(),GC=()=>DC("storage").append(),WC=()=>DC("texture").append();class jC extends Ud{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let s;const i=e.context.assign;if(s=super.generate(e),!0!==i){const i=this.getNodeType(e);s=e.format(s,i,t)}return s}}class HC extends Fd{constructor(e,t,s=0){super(t),this.bufferType=t,this.bufferCount=s,this.isWorkgroupInfoNode=!0,this.scope=e}label(e){return this.name=e,this}getHash(){return this.uuid}setScope(e){return this.scope=e,this}getInputType(){return`${this.scope}Array`}element(e){return vp(new jC(this,e))}generate(e){return e.getScopedArray(this.name||`${this.scope}Array_${this.id}`,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}const qC=(e,t)=>vp(new HC("Workgroup",e,t));class $C extends zd{static get type(){return"AtomicFunctionNode"}constructor(e,t,s,i=null){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=s,this.storeNode=i}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=this.method,s=this.getNodeType(e),i=this.getInputType(e),r=this.pointerNode,n=this.valueNode,o=[];o.push(`&${r.build(e,i)}`),o.push(n.build(e,i));const a=`${e.getMethod(t,s)}( ${o.join(", ")} )`;if(null!==this.storeNode){const t=this.storeNode.build(e,i);e.addLineFlowCode(`${t} = ${a}`,this)}else e.addLineFlowCode(a,this)}}$C.ATOMIC_LOAD="atomicLoad",$C.ATOMIC_STORE="atomicStore",$C.ATOMIC_ADD="atomicAdd",$C.ATOMIC_SUB="atomicSub",$C.ATOMIC_MAX="atomicMax",$C.ATOMIC_MIN="atomicMin",$C.ATOMIC_AND="atomicAnd",$C.ATOMIC_OR="atomicOr",$C.ATOMIC_XOR="atomicXor";const XC=wp($C),YC=(e,t,s,i)=>{const r=XC(e,t,s,i);return r.append(),r},ZC=(e,t,s=null)=>YC($C.ATOMIC_STORE,e,t,s),JC=(e,t,s=null)=>YC($C.ATOMIC_ADD,e,t,s),KC=(e,t,s=null)=>YC($C.ATOMIC_SUB,e,t,s),QC=(e,t,s=null)=>YC($C.ATOMIC_MAX,e,t,s),eR=(e,t,s=null)=>YC($C.ATOMIC_MIN,e,t,s),tR=(e,t,s=null)=>YC($C.ATOMIC_AND,e,t,s),sR=(e,t,s=null)=>YC($C.ATOMIC_OR,e,t,s),iR=(e,t,s=null)=>YC($C.ATOMIC_XOR,e,t,s);let rR;function nR(e){rR=rR||new WeakMap;let t=rR.get(e);return void 0===t&&rR.set(e,t={}),t}function oR(e){const t=nR(e);return t.position||(t.position=um(new Ai).setGroup(om).onRenderUpdate(((t,s)=>s.value.setFromMatrixPosition(e.matrixWorld))))}function aR(e){const t=nR(e);return t.targetPosition||(t.targetPosition=um(new Ai).setGroup(om).onRenderUpdate(((t,s)=>s.value.setFromMatrixPosition(e.target.matrixWorld))))}function hR(e){const t=nR(e);return t.viewPosition||(t.viewPosition=um(new Ai).setGroup(om).onRenderUpdate((({camera:t},s)=>{s.value=s.value||new Ai,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)})))}const uR=e=>Oy.transformDirection(oR(e).sub(aR(e))),lR=(e,t)=>{for(const s of t)if(s.isAnalyticLightNode&&s.light.id===e)return s;return null},cR=new WeakMap;class dR extends Fd{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Dp().toVar("totalDiffuse"),this.totalSpecularNode=Dp().toVar("totalSpecular"),this.outgoingLightNode=Dp().toVar("outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}getHash(e){if(null===this._lightNodesHash){null===this._lightNodes&&this.setupLightsNode(e);const t=[];for(const e of this._lightNodes)t.push(e.getSelf().getHash());this._lightNodesHash="lights-"+t.join(",")}return this._lightNodesHash}analyze(e){const t=e.getDataFromNode(this);for(const s of t.nodes)s.build(e)}setupLightsNode(e){const t=[],s=this._lightNodes,i=(e=>e.sort(((e,t)=>e.id-t.id)))(this._lights),r=e.renderer.library;for(const e of i)if(e.isNode)t.push(vp(e));else{let i=null;if(null!==s&&(i=lR(e.id,s)),null===i){const s=r.getLightNodeClass(e.constructor);if(null===s){console.warn(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let i=null;cR.has(e)?i=cR.get(e):(i=vp(new s(e)),cR.set(e,i)),t.push(i)}}this._lightNodes=t}setupLights(e,t){for(const s of t)s.build(e)}setup(e){null===this._lightNodes&&this.setupLightsNode(e);const t=e.context,s=t.lightingModel;let i=this.outgoingLightNode;if(s){const{_lightNodes:r,totalDiffuseNode:n,totalSpecularNode:o}=this;t.outgoingLight=i;const a=e.addStack();e.getDataFromNode(this).nodes=a.nodes,s.start(t,a,e),this.setupLights(e,r),s.indirect(t,a,e);const{backdrop:h,backdropAlpha:u}=t,{directDiffuse:l,directSpecular:c,indirectDiffuse:d,indirectSpecular:p}=t.reflectedLight;let m=l.add(d);null!==h&&(m=Dp(null!==u?u.mix(m,h):h),t.material.transparent=!0),n.assign(m),o.assign(c.add(p)),i.assign(n.add(o)),s.finish(t,a,e),i=i.bypass(e.removeStack())}return i}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}const pR=(e=[])=>vp(new dR).setLights(e),mR=Mp((({depthTexture:e,shadowCoord:t})=>Ry(e,t.xy).compare(t.z))),gR=Mp((({depthTexture:e,shadowCoord:t,shadow:s})=>{const i=(t,s)=>Ry(e,t).compare(s),r=Lx("mapSize","vec2",s).setGroup(om),n=Lx("radius","float",s).setGroup(om),o=Op(1).div(r),a=o.x.negate().mul(n),h=o.y.negate().mul(n),u=o.x.mul(n),l=o.y.mul(n),c=a.div(2),d=h.div(2),p=u.div(2),m=l.div(2);return qm(i(t.xy.add(Op(a,h)),t.z),i(t.xy.add(Op(0,h)),t.z),i(t.xy.add(Op(u,h)),t.z),i(t.xy.add(Op(c,d)),t.z),i(t.xy.add(Op(0,d)),t.z),i(t.xy.add(Op(p,d)),t.z),i(t.xy.add(Op(a,0)),t.z),i(t.xy.add(Op(c,0)),t.z),i(t.xy,t.z),i(t.xy.add(Op(p,0)),t.z),i(t.xy.add(Op(u,0)),t.z),i(t.xy.add(Op(c,m)),t.z),i(t.xy.add(Op(0,m)),t.z),i(t.xy.add(Op(p,m)),t.z),i(t.xy.add(Op(a,l)),t.z),i(t.xy.add(Op(0,l)),t.z),i(t.xy.add(Op(u,l)),t.z)).mul(1/17)})),fR=Mp((({depthTexture:e,shadowCoord:t,shadow:s})=>{const i=(t,s)=>Ry(e,t).compare(s),r=Lx("mapSize","vec2",s).setGroup(om),n=Op(1).div(r),o=n.x,a=n.y,h=t.xy,u=Pg(h.mul(r).add(.5));return h.subAssign(u.mul(n)),qm(i(h,t.z),i(h.add(Op(o,0)),t.z),i(h.add(Op(0,a)),t.z),i(h.add(n),t.z),yf(i(h.add(Op(o.negate(),0)),t.z),i(h.add(Op(o.mul(2),0)),t.z),u.x),yf(i(h.add(Op(o.negate(),a)),t.z),i(h.add(Op(o.mul(2),a)),t.z),u.x),yf(i(h.add(Op(0,a.negate())),t.z),i(h.add(Op(0,a.mul(2))),t.z),u.y),yf(i(h.add(Op(o,a.negate())),t.z),i(h.add(Op(o,a.mul(2))),t.z),u.y),yf(yf(i(h.add(Op(o.negate(),a.negate())),t.z),i(h.add(Op(o.mul(2),a.negate())),t.z),u.x),yf(i(h.add(Op(o.negate(),a.mul(2))),t.z),i(h.add(Op(o.mul(2),a.mul(2))),t.z),u.x),u.y)).mul(1/9)})),yR=Mp((({depthTexture:e,shadowCoord:t})=>{const s=Ip(1).toVar(),i=Ry(e).uv(t.xy).rg,r=rf(t.z,i.x);return Rp(r.notEqual(Ip(1)),(()=>{const e=t.z.sub(i.x),n=tf(0,i.y.mul(i.y));let o=n.div(n.add(e.mul(e)));o=xf($m(o,.3).div(.95-.3)),s.assign(xf(tf(r,o)))})),s})),xR=Mp((({samples:e,radius:t,size:s,shadowPass:i})=>{const r=Ip(0).toVar(),n=Ip(0).toVar(),o=e.lessThanEqual(Ip(1)).select(Ip(0),Ip(2).div(e.sub(1))),a=e.lessThanEqual(Ip(1)).select(Ip(0),Ip(-1));fv({start:Pp(0),end:Pp(e),type:"int",condition:"<"},(({i:e})=>{const h=a.add(Ip(e).mul(o)),u=i.uv(qm(Uv.xy,Op(0,h).mul(t)).div(s)).x;r.addAssign(u),n.addAssign(u.mul(u))})),r.divAssign(e),n.divAssign(e);const h=Cg(n.sub(r.mul(r)));return Op(r,h)})),bR=Mp((({samples:e,radius:t,size:s,shadowPass:i})=>{const r=Ip(0).toVar(),n=Ip(0).toVar(),o=e.lessThanEqual(Ip(1)).select(Ip(0),Ip(2).div(e.sub(1))),a=e.lessThanEqual(Ip(1)).select(Ip(0),Ip(-1));fv({start:Pp(0),end:Pp(e),type:"int",condition:"<"},(({i:e})=>{const h=a.add(Ip(e).mul(o)),u=i.uv(qm(Uv.xy,Op(h,0).mul(t)).div(s));r.addAssign(u.x),n.addAssign(qm(u.y.mul(u.y),u.x.mul(u.x)))})),r.divAssign(e),n.divAssign(e);const h=Cg(n.sub(r.mul(r)));return Op(r,h)})),vR=[mR,gR,fR,yR];let TR=null;const _R=new NM;class wR extends Fd{static get type(){return"ShadowNode"}constructor(e,t=null){super(),this.light=e,this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this.updateBeforeType=Nd.RENDER,this._node=null,this.isShadowNode=!0}setupShadow(e){const{object:t,renderer:s}=e;null===TR&&(TR=new lT,TR.fragmentNode=jp(0,0,0,1),TR.isShadowNodeMaterial=!0,TR.name="ShadowMaterial");const i=this.shadow,r=s.shadowMap.type,n=new Ha(i.mapSize.width,i.mapSize.height);n.compareFunction=ys;const o=e.createRenderTarget(i.mapSize.width,i.mapSize.height);if(o.depthTexture=n,i.camera.updateProjectionMatrix(),3===r){n.compareFunction=null,this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$e,type:Pe}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:$e,type:Pe});const t=Ry(n),s=Ry(this.vsmShadowMapVertical.texture),r=Lx("blurSamples","float",i).setGroup(om),o=Lx("radius","float",i).setGroup(om),a=Lx("mapSize","vec2",i).setGroup(om);let h=this.vsmMaterialVertical||(this.vsmMaterialVertical=new lT);h.fragmentNode=xR({samples:r,radius:o,size:a,shadowPass:t}).context(e.getSharedContext()),h.name="VSMVertical",h=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new lT),h.fragmentNode=bR({samples:r,radius:o,size:a,shadowPass:s}).context(e.getSharedContext()),h.name="VSMHorizontal"}const a=Lx("intensity","float",i).setGroup(om),h=Lx("bias","float",i).setGroup(om),u=Lx("normalBias","float",i).setGroup(om),l=t.material.shadowPositionNode||ox;let c,d=um(i.matrix).setGroup(om).mul(l.add(bx.mul(u)));if(i.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)d=d.xyz.div(d.w),c=d.z,s.coordinateSystem===Os&&(c=c.mul(2).sub(1));else{const e=d.w;d=d.xy.div(e);const t=um("float").onRenderUpdate((()=>i.camera.near)),s=um("float").onRenderUpdate((()=>i.camera.far));c=tT(e,t,s)}d=Dp(d.x,d.y.oneMinus(),c.add(h));const p=d.x.greaterThanEqual(0).and(d.x.lessThanEqual(1)).and(d.y.greaterThanEqual(0)).and(d.y.lessThanEqual(1)).and(d.z.lessThanEqual(1)),m=i.filterNode||vR[s.shadowMap.type]||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=Ry(o.texture,d),f=p.select(m({depthTexture:3===r?this.vsmShadowMapHorizontal.texture:n,shadowCoord:d,shadow:i}),Ip(1));return this.shadowMap=o,this.shadow.map=o,yf(1,f.rgb.mix(g,1),a.mul(g.a))}setup(e){if(!1!==e.renderer.shadowMap.enabled)return null!==this._node?this._node:this._node=this.setupShadow(e)}updateShadow(e){const{shadowMap:t,light:s,shadow:i}=this,{renderer:r,scene:n,camera:o}=e,a=r.shadowMap.type,h=t.depthTexture.version;this._depthVersionCached=h;const u=n.overrideMaterial;n.overrideMaterial=TR,t.setSize(i.mapSize.width,i.mapSize.height),i.updateMatrices(s),i.camera.layers.mask=o.layers.mask;const l=r.getRenderTarget(),c=r.getRenderObjectFunction();r.setRenderObjectFunction(((e,...t)=>{(!0===e.castShadow||e.receiveShadow&&3===a)&&r.renderObject(e,...t)})),r.setRenderTarget(t),r.render(n,i.camera),r.setRenderObjectFunction(c),!0!==s.isPointLight&&3===a&&this.vsmPass(r),r.setRenderTarget(l),n.overrideMaterial=u}vsmPass(e){const{shadow:t}=this;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height),e.setRenderTarget(this.vsmShadowMapVertical),_R.material=this.vsmMaterialVertical,_R.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),_R.material=this.vsmMaterialHorizontal,_R.render(e)}dispose(){this.shadowMap.dispose(),this.shadowMap=null,null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null),this.updateBeforeType=Nd.NONE}updateBefore(e){const{shadow:t}=this;(t.needsUpdate||t.autoUpdate)&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const SR=(e,t)=>vp(new wR(e,t));class MR extends Mv{static get type(){return"AnalyticLightNode"}constructor(e=null){super(),this.updateType=Nd.FRAME,this.light=e,this.color=new Xr,this.colorNode=um(this.color).setGroup(om),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0}getCacheKey(){return xd(super.getCacheKey(),this.light.id,this.light.castShadow?1:0)}getHash(){return this.light.uuid}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let s=this.shadowColorNode;if(null===s){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?vp(e):SR(this.light),this.shadowNode=t,this.shadowColorNode=s=this.colorNode.mul(t),this.baseColorNode=this.colorNode}this.colorNode=s}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&this.shadowNode.dispose()}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const AR=Mp((e=>{const{lightDistance:t,cutoffDistance:s,decayExponent:i}=e,r=t.pow(i).max(.01).reciprocal();return s.greaterThan(0).select(r.mul(t.div(s).pow4().oneMinus().clamp().pow2()),r)})),NR=Mp((({color:e,lightViewPosition:t,cutoffDistance:s,decayExponent:i},r)=>{const n=r.context.lightingModel,o=t.sub(hx),a=o.normalize(),h=o.length(),u=AR({lightDistance:h,cutoffDistance:s,decayExponent:i}),l=e.mul(u),c=r.context.reflectedLight;n.direct({lightDirection:a,lightColor:l,reflectedLight:c},r.stack,r)}));class CR extends MR{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=um(0).setGroup(om),this.decayExponentNode=um(0).setGroup(om)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setup(){NR({color:this.colorNode,lightViewPosition:hR(this.light),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode}).append()}}const RR=Mp((([e=t()])=>{const t=e.mul(2),s=t.x.floor(),i=t.y.floor();return s.add(i).mod(2).sign()})),ER=Mp((([e,t,s])=>{const i=Ip(s).toVar(),r=Ip(t).toVar(),n=Up(e).toVar();return Nf(n,r,i)})).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),BR=Mp((([e,t])=>{const s=Up(t).toVar(),i=Ip(e).toVar();return Nf(s,i.negate(),i)})).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),IR=Mp((([e])=>{const t=Ip(e).toVar();return Pp(Eg(t))})).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),PR=Mp((([e,t])=>{const s=Ip(e).toVar();return t.assign(IR(s)),s.sub(Ip(t))})),FR=kS([Mp((([e,t,s,i,r,n])=>{const o=Ip(n).toVar(),a=Ip(r).toVar(),h=Ip(i).toVar(),u=Ip(s).toVar(),l=Ip(t).toVar(),c=Ip(e).toVar(),d=Ip($m(1,a)).toVar();return $m(1,o).mul(c.mul(d).add(l.mul(a))).add(o.mul(u.mul(d).add(h.mul(a))))})).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),Mp((([e,t,s,i,r,n])=>{const o=Ip(n).toVar(),a=Ip(r).toVar(),h=Dp(i).toVar(),u=Dp(s).toVar(),l=Dp(t).toVar(),c=Dp(e).toVar(),d=Ip($m(1,a)).toVar();return $m(1,o).mul(c.mul(d).add(l.mul(a))).add(o.mul(u.mul(d).add(h.mul(a))))})).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),UR=kS([Mp((([e,t,s,i,r,n,o,a,h,u,l])=>{const c=Ip(l).toVar(),d=Ip(u).toVar(),p=Ip(h).toVar(),m=Ip(a).toVar(),g=Ip(o).toVar(),f=Ip(n).toVar(),y=Ip(r).toVar(),x=Ip(i).toVar(),b=Ip(s).toVar(),v=Ip(t).toVar(),T=Ip(e).toVar(),_=Ip($m(1,p)).toVar(),w=Ip($m(1,d)).toVar();return Ip($m(1,c)).toVar().mul(w.mul(T.mul(_).add(v.mul(p))).add(d.mul(b.mul(_).add(x.mul(p))))).add(c.mul(w.mul(y.mul(_).add(f.mul(p))).add(d.mul(g.mul(_).add(m.mul(p))))))})).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),Mp((([e,t,s,i,r,n,o,a,h,u,l])=>{const c=Ip(l).toVar(),d=Ip(u).toVar(),p=Ip(h).toVar(),m=Dp(a).toVar(),g=Dp(o).toVar(),f=Dp(n).toVar(),y=Dp(r).toVar(),x=Dp(i).toVar(),b=Dp(s).toVar(),v=Dp(t).toVar(),T=Dp(e).toVar(),_=Ip($m(1,p)).toVar(),w=Ip($m(1,d)).toVar();return Ip($m(1,c)).toVar().mul(w.mul(T.mul(_).add(v.mul(p))).add(d.mul(b.mul(_).add(x.mul(p))))).add(c.mul(w.mul(y.mul(_).add(f.mul(p))).add(d.mul(g.mul(_).add(m.mul(p))))))})).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),OR=Mp((([e,t,s])=>{const i=Ip(s).toVar(),r=Ip(t).toVar(),n=Fp(e).toVar(),o=Fp(n.bitAnd(Fp(7))).toVar(),a=Ip(ER(o.lessThan(Fp(4)),r,i)).toVar(),h=Ip(Xm(2,ER(o.lessThan(Fp(4)),i,r))).toVar();return BR(a,Up(o.bitAnd(Fp(1)))).add(BR(h,Up(o.bitAnd(Fp(2)))))})).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),zR=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Ip(t).toVar(),a=Fp(e).toVar(),h=Fp(a.bitAnd(Fp(15))).toVar(),u=Ip(ER(h.lessThan(Fp(8)),o,n)).toVar(),l=Ip(ER(h.lessThan(Fp(4)),n,ER(h.equal(Fp(12)).or(h.equal(Fp(14))),o,r))).toVar();return BR(u,Up(h.bitAnd(Fp(1)))).add(BR(l,Up(h.bitAnd(Fp(2)))))})).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),LR=kS([OR,zR]),VR=Mp((([e,t,s])=>{const i=Ip(s).toVar(),r=Ip(t).toVar(),n=Gp(e).toVar();return Dp(LR(n.x,r,i),LR(n.y,r,i),LR(n.z,r,i))})).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),DR=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Ip(t).toVar(),a=Gp(e).toVar();return Dp(LR(a.x,o,n,r),LR(a.y,o,n,r),LR(a.z,o,n,r))})).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),kR=kS([VR,DR]),GR=Mp((([e])=>{const t=Ip(e).toVar();return Xm(.6616,t)})).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),WR=Mp((([e])=>{const t=Ip(e).toVar();return Xm(.982,t)})).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),jR=kS([GR,Mp((([e])=>{const t=Dp(e).toVar();return Xm(.6616,t)})).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),HR=kS([WR,Mp((([e])=>{const t=Dp(e).toVar();return Xm(.982,t)})).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),qR=Mp((([e,t])=>{const s=Pp(t).toVar(),i=Fp(e).toVar();return i.shiftLeft(s).bitOr(i.shiftRight(Pp(32).sub(s)))})).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),$R=Mp((([e,t,s])=>{e.subAssign(s),e.bitXorAssign(qR(s,Pp(4))),s.addAssign(t),t.subAssign(e),t.bitXorAssign(qR(e,Pp(6))),e.addAssign(s),s.subAssign(t),s.bitXorAssign(qR(t,Pp(8))),t.addAssign(e),e.subAssign(s),e.bitXorAssign(qR(s,Pp(16))),s.addAssign(t),t.subAssign(e),t.bitXorAssign(qR(e,Pp(19))),e.addAssign(s),s.subAssign(t),s.bitXorAssign(qR(t,Pp(4))),t.addAssign(e)})),XR=Mp((([e,t,s])=>{const i=Fp(s).toVar(),r=Fp(t).toVar(),n=Fp(e).toVar();return i.bitXorAssign(r),i.subAssign(qR(r,Pp(14))),n.bitXorAssign(i),n.subAssign(qR(i,Pp(11))),r.bitXorAssign(n),r.subAssign(qR(n,Pp(25))),i.bitXorAssign(r),i.subAssign(qR(r,Pp(16))),n.bitXorAssign(i),n.subAssign(qR(i,Pp(4))),r.bitXorAssign(n),r.subAssign(qR(n,Pp(14))),i.bitXorAssign(r),i.subAssign(qR(r,Pp(24))),i})).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),YR=Mp((([e])=>{const t=Fp(e).toVar();return Ip(t).div(Ip(Fp(Pp(4294967295))))})).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),ZR=Mp((([e])=>{const t=Ip(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))})).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),JR=kS([Mp((([e])=>{const t=Pp(e).toVar(),s=Fp(Fp(1)).toVar(),i=Fp(Fp(Pp(3735928559)).add(s.shiftLeft(Fp(2))).add(Fp(13))).toVar();return XR(i.add(Fp(t)),i,i)})).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),Mp((([e,t])=>{const s=Pp(t).toVar(),i=Pp(e).toVar(),r=Fp(Fp(2)).toVar(),n=Fp().toVar(),o=Fp().toVar(),a=Fp().toVar();return n.assign(o.assign(a.assign(Fp(Pp(3735928559)).add(r.shiftLeft(Fp(2))).add(Fp(13))))),n.addAssign(Fp(i)),o.addAssign(Fp(s)),XR(n,o,a)})).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Pp(t).toVar(),n=Pp(e).toVar(),o=Fp(Fp(3)).toVar(),a=Fp().toVar(),h=Fp().toVar(),u=Fp().toVar();return a.assign(h.assign(u.assign(Fp(Pp(3735928559)).add(o.shiftLeft(Fp(2))).add(Fp(13))))),a.addAssign(Fp(n)),h.addAssign(Fp(r)),u.addAssign(Fp(i)),XR(a,h,u)})).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),Mp((([e,t,s,i])=>{const r=Pp(i).toVar(),n=Pp(s).toVar(),o=Pp(t).toVar(),a=Pp(e).toVar(),h=Fp(Fp(4)).toVar(),u=Fp().toVar(),l=Fp().toVar(),c=Fp().toVar();return u.assign(l.assign(c.assign(Fp(Pp(3735928559)).add(h.shiftLeft(Fp(2))).add(Fp(13))))),u.addAssign(Fp(a)),l.addAssign(Fp(o)),c.addAssign(Fp(n)),$R(u,l,c),u.addAssign(Fp(r)),XR(u,l,c)})).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),Mp((([e,t,s,i,r])=>{const n=Pp(r).toVar(),o=Pp(i).toVar(),a=Pp(s).toVar(),h=Pp(t).toVar(),u=Pp(e).toVar(),l=Fp(Fp(5)).toVar(),c=Fp().toVar(),d=Fp().toVar(),p=Fp().toVar();return c.assign(d.assign(p.assign(Fp(Pp(3735928559)).add(l.shiftLeft(Fp(2))).add(Fp(13))))),c.addAssign(Fp(u)),d.addAssign(Fp(h)),p.addAssign(Fp(a)),$R(c,d,p),c.addAssign(Fp(o)),d.addAssign(Fp(n)),XR(c,d,p)})).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),KR=kS([Mp((([e,t])=>{const s=Pp(t).toVar(),i=Pp(e).toVar(),r=Fp(JR(i,s)).toVar(),n=Gp().toVar();return n.x.assign(r.bitAnd(Pp(255))),n.y.assign(r.shiftRight(Pp(8)).bitAnd(Pp(255))),n.z.assign(r.shiftRight(Pp(16)).bitAnd(Pp(255))),n})).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Pp(t).toVar(),n=Pp(e).toVar(),o=Fp(JR(n,r,i)).toVar(),a=Gp().toVar();return a.x.assign(o.bitAnd(Pp(255))),a.y.assign(o.shiftRight(Pp(8)).bitAnd(Pp(255))),a.z.assign(o.shiftRight(Pp(16)).bitAnd(Pp(255))),a})).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),QR=kS([Mp((([e])=>{const t=Op(e).toVar(),s=Pp().toVar(),i=Pp().toVar(),r=Ip(PR(t.x,s)).toVar(),n=Ip(PR(t.y,i)).toVar(),o=Ip(ZR(r)).toVar(),a=Ip(ZR(n)).toVar(),h=Ip(FR(LR(JR(s,i),r,n),LR(JR(s.add(Pp(1)),i),r.sub(1),n),LR(JR(s,i.add(Pp(1))),r,n.sub(1)),LR(JR(s.add(Pp(1)),i.add(Pp(1))),r.sub(1),n.sub(1)),o,a)).toVar();return jR(h)})).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),Mp((([e])=>{const t=Dp(e).toVar(),s=Pp().toVar(),i=Pp().toVar(),r=Pp().toVar(),n=Ip(PR(t.x,s)).toVar(),o=Ip(PR(t.y,i)).toVar(),a=Ip(PR(t.z,r)).toVar(),h=Ip(ZR(n)).toVar(),u=Ip(ZR(o)).toVar(),l=Ip(ZR(a)).toVar(),c=Ip(UR(LR(JR(s,i,r),n,o,a),LR(JR(s.add(Pp(1)),i,r),n.sub(1),o,a),LR(JR(s,i.add(Pp(1)),r),n,o.sub(1),a),LR(JR(s.add(Pp(1)),i.add(Pp(1)),r),n.sub(1),o.sub(1),a),LR(JR(s,i,r.add(Pp(1))),n,o,a.sub(1)),LR(JR(s.add(Pp(1)),i,r.add(Pp(1))),n.sub(1),o,a.sub(1)),LR(JR(s,i.add(Pp(1)),r.add(Pp(1))),n,o.sub(1),a.sub(1)),LR(JR(s.add(Pp(1)),i.add(Pp(1)),r.add(Pp(1))),n.sub(1),o.sub(1),a.sub(1)),h,u,l)).toVar();return HR(c)})).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),eE=kS([Mp((([e])=>{const t=Op(e).toVar(),s=Pp().toVar(),i=Pp().toVar(),r=Ip(PR(t.x,s)).toVar(),n=Ip(PR(t.y,i)).toVar(),o=Ip(ZR(r)).toVar(),a=Ip(ZR(n)).toVar(),h=Dp(FR(kR(KR(s,i),r,n),kR(KR(s.add(Pp(1)),i),r.sub(1),n),kR(KR(s,i.add(Pp(1))),r,n.sub(1)),kR(KR(s.add(Pp(1)),i.add(Pp(1))),r.sub(1),n.sub(1)),o,a)).toVar();return jR(h)})).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),Mp((([e])=>{const t=Dp(e).toVar(),s=Pp().toVar(),i=Pp().toVar(),r=Pp().toVar(),n=Ip(PR(t.x,s)).toVar(),o=Ip(PR(t.y,i)).toVar(),a=Ip(PR(t.z,r)).toVar(),h=Ip(ZR(n)).toVar(),u=Ip(ZR(o)).toVar(),l=Ip(ZR(a)).toVar(),c=Dp(UR(kR(KR(s,i,r),n,o,a),kR(KR(s.add(Pp(1)),i,r),n.sub(1),o,a),kR(KR(s,i.add(Pp(1)),r),n,o.sub(1),a),kR(KR(s.add(Pp(1)),i.add(Pp(1)),r),n.sub(1),o.sub(1),a),kR(KR(s,i,r.add(Pp(1))),n,o,a.sub(1)),kR(KR(s.add(Pp(1)),i,r.add(Pp(1))),n.sub(1),o,a.sub(1)),kR(KR(s,i.add(Pp(1)),r.add(Pp(1))),n,o.sub(1),a.sub(1)),kR(KR(s.add(Pp(1)),i.add(Pp(1)),r.add(Pp(1))),n.sub(1),o.sub(1),a.sub(1)),h,u,l)).toVar();return HR(c)})).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),tE=kS([Mp((([e])=>{const t=Ip(e).toVar(),s=Pp(IR(t)).toVar();return YR(JR(s))})).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),Mp((([e])=>{const t=Op(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar();return YR(JR(s,i))})).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),Mp((([e])=>{const t=Dp(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar(),r=Pp(IR(t.z)).toVar();return YR(JR(s,i,r))})).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),Mp((([e])=>{const t=jp(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar(),r=Pp(IR(t.z)).toVar(),n=Pp(IR(t.w)).toVar();return YR(JR(s,i,r,n))})).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),sE=kS([Mp((([e])=>{const t=Ip(e).toVar(),s=Pp(IR(t)).toVar();return Dp(YR(JR(s,Pp(0))),YR(JR(s,Pp(1))),YR(JR(s,Pp(2))))})).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),Mp((([e])=>{const t=Op(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar();return Dp(YR(JR(s,i,Pp(0))),YR(JR(s,i,Pp(1))),YR(JR(s,i,Pp(2))))})).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),Mp((([e])=>{const t=Dp(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar(),r=Pp(IR(t.z)).toVar();return Dp(YR(JR(s,i,r,Pp(0))),YR(JR(s,i,r,Pp(1))),YR(JR(s,i,r,Pp(2))))})).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Mp((([e])=>{const t=jp(e).toVar(),s=Pp(IR(t.x)).toVar(),i=Pp(IR(t.y)).toVar(),r=Pp(IR(t.z)).toVar(),n=Pp(IR(t.w)).toVar();return Dp(YR(JR(s,i,r,n,Pp(0))),YR(JR(s,i,r,n,Pp(1))),YR(JR(s,i,r,n,Pp(2))))})).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),iE=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Pp(t).toVar(),a=Dp(e).toVar(),h=Ip(0).toVar(),u=Ip(1).toVar();return fv(o,(()=>{h.addAssign(u.mul(QR(a))),u.mulAssign(r),a.mulAssign(n)})),h})).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),rE=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Pp(t).toVar(),a=Dp(e).toVar(),h=Dp(0).toVar(),u=Ip(1).toVar();return fv(o,(()=>{h.addAssign(u.mul(eE(a))),u.mulAssign(r),a.mulAssign(n)})),h})).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),nE=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Pp(t).toVar(),a=Dp(e).toVar();return Op(iE(a,o,n,r),iE(a.add(Dp(Pp(19),Pp(193),Pp(17))),o,n,r))})).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),oE=Mp((([e,t,s,i])=>{const r=Ip(i).toVar(),n=Ip(s).toVar(),o=Pp(t).toVar(),a=Dp(e).toVar(),h=Dp(rE(a,o,n,r)).toVar(),u=Ip(iE(a.add(Dp(Pp(19),Pp(193),Pp(17))),o,n,r)).toVar();return jp(h,u)})).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),aE=Mp((([e,t,s,i,r,n,o])=>{const a=Pp(o).toVar(),h=Ip(n).toVar(),u=Pp(r).toVar(),l=Pp(i).toVar(),c=Pp(s).toVar(),d=Pp(t).toVar(),p=Op(e).toVar(),m=Dp(sE(Op(d.add(l),c.add(u)))).toVar(),g=Op(m.x,m.y).toVar();g.subAssign(.5),g.mulAssign(h),g.addAssign(.5);const f=Op(Op(Ip(d),Ip(c)).add(g)).toVar(),y=Op(f.sub(p)).toVar();return Rp(a.equal(Pp(2)),(()=>Dg(y.x).add(Dg(y.y)))),Rp(a.equal(Pp(3)),(()=>tf(Dg(y.x),Dg(y.y)))),hf(y,y)})).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),hE=kS([aE,Mp((([e,t,s,i,r,n,o,a,h])=>{const u=Pp(h).toVar(),l=Ip(a).toVar(),c=Pp(o).toVar(),d=Pp(n).toVar(),p=Pp(r).toVar(),m=Pp(i).toVar(),g=Pp(s).toVar(),f=Pp(t).toVar(),y=Dp(e).toVar(),x=Dp(sE(Dp(f.add(p),g.add(d),m.add(c)))).toVar();x.subAssign(.5),x.mulAssign(l),x.addAssign(.5);const b=Dp(Dp(Ip(f),Ip(g),Ip(m)).add(x)).toVar(),v=Dp(b.sub(y)).toVar();return Rp(u.equal(Pp(2)),(()=>Dg(v.x).add(Dg(v.y)).add(Dg(v.z)))),Rp(u.equal(Pp(3)),(()=>tf(tf(Dg(v.x),Dg(v.y)),Dg(v.z)))),hf(v,v)})).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),uE=Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Op(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Op(PR(n.x,o),PR(n.y,a)).toVar(),u=Ip(1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{const s=Ip(hE(h,e,t,o,a,r,i)).toVar();u.assign(ef(u,s))}))})),Rp(i.equal(Pp(0)),(()=>{u.assign(Cg(u))})),u})).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),lE=Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Op(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Op(PR(n.x,o),PR(n.y,a)).toVar(),u=Op(1e6,1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{const s=Ip(hE(h,e,t,o,a,r,i)).toVar();Rp(s.lessThan(u.x),(()=>{u.y.assign(u.x),u.x.assign(s)})).ElseIf(s.lessThan(u.y),(()=>{u.y.assign(s)}))}))})),Rp(i.equal(Pp(0)),(()=>{u.assign(Cg(u))})),u})).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),cE=Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Op(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Op(PR(n.x,o),PR(n.y,a)).toVar(),u=Dp(1e6,1e6,1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{const s=Ip(hE(h,e,t,o,a,r,i)).toVar();Rp(s.lessThan(u.x),(()=>{u.z.assign(u.y),u.y.assign(u.x),u.x.assign(s)})).ElseIf(s.lessThan(u.y),(()=>{u.z.assign(u.y),u.y.assign(s)})).ElseIf(s.lessThan(u.z),(()=>{u.z.assign(s)}))}))})),Rp(i.equal(Pp(0)),(()=>{u.assign(Cg(u))})),u})).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),dE=kS([uE,Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Dp(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Pp().toVar(),u=Dp(PR(n.x,o),PR(n.y,a),PR(n.z,h)).toVar(),l=Ip(1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{fv({start:-1,end:Pp(1),name:"z",condition:"<="},(({z:s})=>{const n=Ip(hE(u,e,t,s,o,a,h,r,i)).toVar();l.assign(ef(l,n))}))}))})),Rp(i.equal(Pp(0)),(()=>{l.assign(Cg(l))})),l})).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),pE=kS([lE,Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Dp(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Pp().toVar(),u=Dp(PR(n.x,o),PR(n.y,a),PR(n.z,h)).toVar(),l=Op(1e6,1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{fv({start:-1,end:Pp(1),name:"z",condition:"<="},(({z:s})=>{const n=Ip(hE(u,e,t,s,o,a,h,r,i)).toVar();Rp(n.lessThan(l.x),(()=>{l.y.assign(l.x),l.x.assign(n)})).ElseIf(n.lessThan(l.y),(()=>{l.y.assign(n)}))}))}))})),Rp(i.equal(Pp(0)),(()=>{l.assign(Cg(l))})),l})).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),mE=kS([cE,Mp((([e,t,s])=>{const i=Pp(s).toVar(),r=Ip(t).toVar(),n=Dp(e).toVar(),o=Pp().toVar(),a=Pp().toVar(),h=Pp().toVar(),u=Dp(PR(n.x,o),PR(n.y,a),PR(n.z,h)).toVar(),l=Dp(1e6,1e6,1e6).toVar();return fv({start:-1,end:Pp(1),name:"x",condition:"<="},(({x:e})=>{fv({start:-1,end:Pp(1),name:"y",condition:"<="},(({y:t})=>{fv({start:-1,end:Pp(1),name:"z",condition:"<="},(({z:s})=>{const n=Ip(hE(u,e,t,s,o,a,h,r,i)).toVar();Rp(n.lessThan(l.x),(()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(n)})).ElseIf(n.lessThan(l.y),(()=>{l.z.assign(l.y),l.y.assign(n)})).ElseIf(n.lessThan(l.z),(()=>{l.z.assign(n)}))}))}))})),Rp(i.equal(Pp(0)),(()=>{l.assign(Cg(l))})),l})).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),gE=Mp((([e])=>{const t=e.y,s=e.z,i=Dp().toVar();return Rp(t.lessThan(1e-4),(()=>{i.assign(Dp(s,s,s))})).Else((()=>{let r=e.x;r=r.sub(Eg(r)).mul(6).toVar();const n=Pp(Yg(r)),o=r.sub(Ip(n)),a=s.mul(t.oneMinus()),h=s.mul(t.mul(o).oneMinus()),u=s.mul(t.mul(o.oneMinus()).oneMinus());Rp(n.equal(Pp(0)),(()=>{i.assign(Dp(s,u,a))})).ElseIf(n.equal(Pp(1)),(()=>{i.assign(Dp(h,s,a))})).ElseIf(n.equal(Pp(2)),(()=>{i.assign(Dp(a,s,u))})).ElseIf(n.equal(Pp(3)),(()=>{i.assign(Dp(a,h,s))})).ElseIf(n.equal(Pp(4)),(()=>{i.assign(Dp(u,a,s))})).Else((()=>{i.assign(Dp(s,a,h))}))})),i})).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),fE=Mp((([e])=>{const t=Dp(e).toVar(),s=Ip(t.x).toVar(),i=Ip(t.y).toVar(),r=Ip(t.z).toVar(),n=Ip(ef(s,ef(i,r))).toVar(),o=Ip(tf(s,tf(i,r))).toVar(),a=Ip(o.sub(n)).toVar(),h=Ip().toVar(),u=Ip().toVar(),l=Ip().toVar();return l.assign(o),Rp(o.greaterThan(0),(()=>{u.assign(a.div(o))})).Else((()=>{u.assign(0)})),Rp(u.lessThanEqual(0),(()=>{h.assign(0)})).Else((()=>{Rp(s.greaterThanEqual(o),(()=>{h.assign(i.sub(r).div(a))})).ElseIf(i.greaterThanEqual(o),(()=>{h.assign(qm(2,r.sub(s).div(a)))})).Else((()=>{h.assign(qm(4,s.sub(i).div(a)))})),h.mulAssign(1/6),Rp(h.lessThan(0),(()=>{h.addAssign(1)}))})),Dp(h,u,l)})).setLayout({name:"mx_rgbtohsv",type:"vec3",inputs:[{name:"c",type:"vec3"}]}),yE=Mp((([e])=>{const t=Dp(e).toVar(),s=Wp(eg(t,Dp(.04045))).toVar(),i=Dp(t.div(12.92)).toVar(),r=Dp(lf(tf(t.add(Dp(.055)),Dp(0)).div(1.055),Dp(2.4))).toVar();return yf(i,r,s)})).setLayout({name:"mx_srgb_texture_to_lin_rec709",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),xE=(e,t)=>{e=Ip(e),t=Ip(t);const s=Op(t.dFdx(),t.dFdy()).length().mul(.7071067811865476);return Tf(e.sub(s),e.add(s),t)},bE=(e,t,s,i)=>yf(e,t,s[i].clamp()),vE=(e,t,s=wy())=>bE(e,t,s,"x"),TE=(e,t,s=wy())=>bE(e,t,s,"y"),_E=(e,t,s,i,r)=>yf(e,t,xE(s,i[r])),wE=(e,t,s,i=wy())=>_E(e,t,s,i,"x"),SE=(e,t,s,i=wy())=>_E(e,t,s,i,"y"),ME=(e=1,t=0,s=wy())=>s.mul(e).add(t),AE=(e,t=1)=>(e=Ip(e)).abs().pow(t).mul(e.sign()),NE=(e,t=1,s=.5)=>Ip(e).sub(s).mul(t).add(s),CE=(e=wy(),t=1,s=0)=>QR(e.convert("vec2|vec3")).mul(t).add(s),RE=(e=wy(),t=1,s=0)=>eE(e.convert("vec2|vec3")).mul(t).add(s),EE=(e=wy(),t=1,s=0)=>{e=e.convert("vec2|vec3");return jp(eE(e),QR(e.add(Op(19,73)))).mul(t).add(s)},BE=(e=wy(),t=1)=>dE(e.convert("vec2|vec3"),t,Pp(1)),IE=(e=wy(),t=1)=>pE(e.convert("vec2|vec3"),t,Pp(1)),PE=(e=wy(),t=1)=>mE(e.convert("vec2|vec3"),t,Pp(1)),FE=(e=wy())=>tE(e.convert("vec2|vec3")),UE=(e=wy(),t=3,s=2,i=.5,r=1)=>iE(e,Pp(t),s,i).mul(r),OE=(e=wy(),t=3,s=2,i=.5,r=1)=>nE(e,Pp(t),s,i).mul(r),zE=(e=wy(),t=3,s=2,i=.5,r=1)=>rE(e,Pp(t),s,i).mul(r),LE=(e=wy(),t=3,s=2,i=.5,r=1)=>oE(e,Pp(t),s,i).mul(r),VE=Mp((([e,t,s])=>{const i=Ig(e).toVar("nDir"),r=$m(Ip(.5).mul(t.sub(s)),ox).div(i).toVar("rbmax"),n=$m(Ip(-.5).mul(t.sub(s)),ox).div(i).toVar("rbmin"),o=Dp().toVar("rbminmax");o.x=i.x.greaterThan(Ip(0)).select(r.x,n.x),o.y=i.y.greaterThan(Ip(0)).select(r.y,n.y),o.z=i.z.greaterThan(Ip(0)).select(r.z,n.z);const a=ef(ef(o.x,o.y),o.z).toVar("correction");return ox.add(i.mul(a)).toVar("boxIntersection").sub(s)})),DE=Mp((([e,t])=>{const s=e.x,i=e.y,r=e.z;let n=t.element(0).mul(.886227);return n=n.add(t.element(1).mul(1.023328).mul(i)),n=n.add(t.element(2).mul(1.023328).mul(r)),n=n.add(t.element(3).mul(1.023328).mul(s)),n=n.add(t.element(4).mul(.858086).mul(s).mul(i)),n=n.add(t.element(5).mul(.858086).mul(i).mul(r)),n=n.add(t.element(6).mul(r.mul(r).mul(.743125).sub(.247708))),n=n.add(t.element(7).mul(.858086).mul(s).mul(r)),n=n.add(t.element(8).mul(.429043).mul(Xm(s,s).sub(Xm(i,i)))),n})),kE=new vS;class GE extends Hw{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,s){const i=this.renderer,r=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===r)i._clearColor.getRGB(kE,Jt),kE.a=i._clearColor.a;else if(!0===r.isColor)r.getRGB(kE,Jt),kE.a=1,n=!0;else if(!0===r.isNode){const s=this.get(e),n=r;kE.copy(i._clearColor);let o=s.backgroundMesh;if(void 0===o){const e=Ef(jp(n).mul(WM),{getUV:()=>jM.mul(yx),getTextureLevel:()=>GM});let t=Qb();t=t.setZ(t.w);const i=new lT;i.name="Background.material",i.side=1,i.depthTest=!1,i.depthWrite=!1,i.fog=!1,i.lights=!1,i.vertexNode=t,i.colorNode=e,s.backgroundMeshNode=e,s.backgroundMesh=o=new On(new hu(1,32,32),i),o.frustumCulled=!1,o.name="Background.mesh",o.onBeforeRender=function(e,t,s){this.matrixWorld.copyPosition(s.matrixWorld)}}const a=n.getCacheKey();s.backgroundCacheKey!==a&&(s.backgroundMeshNode.node=jp(n).mul(WM),s.backgroundMeshNode.needsUpdate=!0,o.material.needsUpdate=!0,s.backgroundCacheKey=a),t.unshift(o,o.geometry,o.material,0,0,null)}else console.error("THREE.Renderer: Unsupported background configuration.",r);if(!0===i.autoClear||!0===n){const e=s.clearColorValue;e.r=kE.r,e.g=kE.g,e.b=kE.b,e.a=kE.a,!0!==i.backend.isWebGLBackend&&!0!==i.alpha||(e.r*=e.a,e.g*=e.a,e.b*=e.a),s.depthClearValue=i._clearDepth,s.stencilClearValue=i._clearStencil,s.clearColor=!0===i.autoClearColor,s.clearDepth=!0===i.autoClearDepth,s.clearStencil=!0===i.autoClearStencil}else s.clearColor=!1,s.clearDepth=!1,s.clearStencil=!1}}let WE=0;class jE{constructor(e="",t=[],s=0,i=[]){this.name=e,this.bindings=t,this.index=s,this.bindingsReference=i,this.id=WE++}}class HE{constructor(e,t,s,i,r,n,o,a,h,u=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=s,this.transforms=u,this.nodeAttributes=i,this.bindings=r,this.updateNodes=n,this.updateBeforeNodes=o,this.updateAfterNodes=a,this.monitor=h,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const s=new jE(t.name,[],t.index,t);e.push(s);for(const e of t.bindings)s.bindings.push(e.clone())}else e.push(t)}return e}}class qE{constructor(e,t,s=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=s}}class $E{constructor(e,t,s){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=s.getSelf()}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class XE{constructor(e,t){this.isNodeVar=!0,this.name=e,this.type=t}}class YE extends XE{constructor(e,t){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0}}class ZE{constructor(e,t,s=""){this.name=e,this.type=t,this.code=s,Object.defineProperty(this,"isNodeCode",{value:!0})}}let JE=0;class KE{constructor(e=null){this.id=JE++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class QE{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0}setValue(e){this.value=e}getValue(){return this.value}}class eB extends QE{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class tB extends QE{constructor(e,t=new Ys){super(e,t),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class sB extends QE{constructor(e,t=new Ai){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class iB extends QE{constructor(e,t=new xi){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class rB extends QE{constructor(e,t=new Xr){super(e,t),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class nB extends QE{constructor(e,t=new Zs){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class oB extends QE{constructor(e,t=new sr){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class aB extends eB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class hB extends tB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class uB extends sB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class lB extends iB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class cB extends rB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class dB extends nB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class pB extends oB{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}const mB=[.125,.215,.35,.446,.526,.582],gB=20,fB=new vl(-1,1,1,-1,0,1),yB=new Hn(90,1),xB=new Xr;let bB=null,vB=0,TB=0;const _B=(1+Math.sqrt(5))/2,wB=1/_B,SB=[new Ai(-_B,wB,0),new Ai(_B,wB,0),new Ai(-wB,0,_B),new Ai(wB,0,_B),new Ai(0,_B,-wB),new Ai(0,_B,wB),new Ai(-1,1,-1),new Ai(1,1,-1),new Ai(-1,1,1),new Ai(1,1,1)],MB=[3,1,5,0,4,2],AB=Z_(wy(),_y("faceIndex")).normalize(),NB=Dp(AB.x,AB.y.negate(),AB.z);class CB{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}fromScene(e,t=0,s=.1,i=100){bB=this._renderer.getRenderTarget(),vB=this._renderer.getActiveCubeFace(),TB=this._renderer.getActiveMipmapLevel(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,s,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=IB(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=PB(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(bB,vB,TB),e.scissorTest=!1,EB(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===he||e.mapping===ue?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),bB=this._renderer.getRenderTarget(),vB=this._renderer.getActiveCubeFace(),TB=this._renderer.getActiveMipmapLevel();const s=t||this._allocateTargets();return this._textureToCubeUV(e,s),this._applyPMREM(s),this._cleanup(s),s}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,s={magFilter:Te,minFilter:Te,generateMipmaps:!1,type:Pe,format:De,colorSpace:Jt},i=RB(e,t,s);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=RB(e,t,s);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas,lodMeshes:this._lodMeshes}=function(e){const t=[],s=[],i=[],r=[];let n=e;const o=e-4+1+mB.length;for(let a=0;a<o;a++){const o=Math.pow(2,n);s.push(o);let h=1/o;a>e-4?h=mB[a-e+4-1]:0===a&&(h=0),i.push(h);const u=1/(o-2),l=-u,c=1+u,d=[l,l,c,l,c,c,l,l,c,c,l,c],p=6,m=6,g=3,f=2,y=1,x=new Float32Array(g*m*p),b=new Float32Array(f*m*p),v=new Float32Array(y*m*p);for(let e=0;e<p;e++){const t=e%3*2/3-1,s=e>2?0:-1,i=[t,s,0,t+2/3,s,0,t+2/3,s+1,0,t,s,0,t+2/3,s+1,0,t,s+1,0],r=MB[e];x.set(i,g*m*r),b.set(d,f*m*r);const n=[r,r,r,r,r,r];v.set(n,y*m*r)}const T=new Sn;T.setAttribute("position",new an(x,g)),T.setAttribute("uv",new an(b,f)),T.setAttribute("faceIndex",new an(v,y)),t.push(T),r.push(new On(T,null)),n>4&&n--}return{lodPlanes:t,sizeLods:s,sigmas:i,lodMeshes:r}}(i)),this._blurMaterial=function(e,t,s){const i=Fx(new Array(gB).fill(0)),r=um(new Ai(0,1,0)),n=um(0),o=Ip(gB),a=um(0),h=um(1),u=Ry(null),l=um(0),c=Ip(1/t),d=Ip(1/s),p=Ip(e),m={n:o,latitudinal:a,weights:i,poleAxis:r,outputDirection:NB,dTheta:n,samples:h,envMap:u,mipInt:l,CUBEUV_TEXEL_WIDTH:c,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:p},g=BB("blur");return g.uniforms=m,g.fragmentNode=ew({...m,latitudinal:a.equal(1)}),g}(i,e,t)}return i}async _compileMaterial(e){const t=new On(this._lodPlanes[0],e);await this._renderer.compile(t,fB)}_sceneToCubeUV(e,t,s,i){const r=yB;r.near=t,r.far=s;const n=[-1,1,-1,-1,-1,-1],o=[1,1,1,-1,-1,-1],a=this._renderer,h=a.autoClear;a.getClearColor(xB),a.autoClear=!1;let u=this._backgroundBox;if(null===u){const e=new Kr({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1});u=new On(new Ln,e)}let l=!1;const c=e.background;c?c.isColor&&(u.material.color.copy(c),e.background=null,l=!0):(u.material.color.copy(xB),l=!0),a.setRenderTarget(i),a.clear(),l&&a.render(u,r);for(let t=0;t<6;t++){const s=t%3;0===s?(r.up.set(0,n[t],0),r.lookAt(o[t],0,0)):1===s?(r.up.set(0,0,n[t]),r.lookAt(0,o[t],0)):(r.up.set(0,n[t],0),r.lookAt(0,0,o[t]));const h=this._cubeSize;EB(i,s*h,t>2?h:0,h,h),a.render(e,r)}a.autoClear=h,e.background=c}_textureToCubeUV(e,t){const s=this._renderer,i=e.mapping===he||e.mapping===ue;i?null===this._cubemapMaterial&&(this._cubemapMaterial=IB(e)):null===this._equirectMaterial&&(this._equirectMaterial=PB(e));const r=i?this._cubemapMaterial:this._equirectMaterial;r.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=r;const o=this._cubeSize;EB(t,0,0,3*o,2*o),s.setRenderTarget(t),s.render(n,fB)}_applyPMREM(e){const t=this._renderer,s=t.autoClear;t.autoClear=!1;const i=this._lodPlanes.length;for(let t=1;t<i;t++){const s=Math.sqrt(this._sigmas[t]*this._sigmas[t]-this._sigmas[t-1]*this._sigmas[t-1]),r=SB[(i-t-1)%SB.length];this._blur(e,t-1,t,s,r)}t.autoClear=s}_blur(e,t,s,i,r){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,s,i,"latitudinal",r),this._halfBlur(n,e,s,s,i,"longitudinal",r)}_halfBlur(e,t,s,i,r,n,o){const a=this._renderer,h=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&console.error("blur direction must be either latitudinal or longitudinal!");const u=this._lodMeshes[i];u.material=h;const l=h.uniforms,c=this._sizeLods[s]-1,d=isFinite(r)?Math.PI/(2*c):2*Math.PI/39,p=r/d,m=isFinite(r)?1+Math.floor(3*p):gB;m>gB&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const g=[];let f=0;for(let e=0;e<gB;++e){const t=e/p,s=Math.exp(-t*t/2);g.push(s),0===e?f+=s:e<m&&(f+=2*s)}for(let e=0;e<g.length;e++)g[e]=g[e]/f;e.texture.frame=(e.texture.frame||0)+1,l.envMap.value=e.texture,l.samples.value=m,l.weights.array=g,l.latitudinal.value="latitudinal"===n?1:0,o&&(l.poleAxis.value=o);const{_lodMax:y}=this;l.dTheta.value=d,l.mipInt.value=y-s;const x=this._sizeLods[i];EB(t,3*x*(i>y-4?i-y+4:0),4*(this._cubeSize-x),3*x,2*x),a.setRenderTarget(t),a.render(u,fB)}}function RB(e,t,s){const i=new bi(e,t,s);return i.texture.mapping=de,i.texture.name="PMREM.cubeUv",i.texture.isPMREMTexture=!0,i.scissorTest=!0,i}function EB(e,t,s,i,r){e.viewport.set(t,s,i,r),e.scissor.set(t,s,i,r)}function BB(e){const t=new lT;return t.depthTest=!1,t.depthWrite=!1,t.blending=0,t.name=`PMREM_${e}`,t}function IB(e){const t=BB("cubemap");return t.fragmentNode=Rx(e,NB),t}function PB(e){const t=BB("equirect");return t.fragmentNode=Ry(e,ST(NB),0),t}const FB=new WeakMap,UB=new Map([[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),OB=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),zB=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class LB{constructor(e,t,s){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=s,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.monitor=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.flow={code:""},this.chaining=[],this.stack=SS(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new KE,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.useComparisonMethod=!1}getBindGroupsCache(){let e=FB.get(this.renderer);return void 0===e&&(e=new Lw,FB.set(this.renderer,e)),e}createRenderTarget(e,t,s){return new bi(e,t,s)}createCubeRenderTarget(e,t){return new MT(e,t)}createPMREMGenerator(){return new CB(this.renderer)}includes(e){return this.nodes.includes(e)}_getBindGroup(e,t){const s=this.getBindGroupsCache(),i=[];let r,n=!0;for(const e of t)i.push(e),n=n&&!0!==e.groupNode.shared;return n?(r=s.get(i),void 0===r&&(r=new jE(e,i,this.bindingsIndexes[e].group,i),s.set(i,r))):r=new jE(e,i,this.bindingsIndexes[e].group,i),r}getBindGroupArray(e,t){const s=this.bindings[t];let i=s[e];return void 0===i&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),s[e]=i=[]),i}getBindings(){let e=this.bindGroups;if(null===e){const t={},s=this.bindings;for(const e of Bd)for(const i in s[e]){const r=s[e][i];(t[i]||(t[i]=[])).push(...r)}e=[];for(const s in t){const i=t[s],r=this._getBindGroup(s,i);e.push(r)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort(((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order));for(let t=0;t<e.length;t++){const s=e[t];this.bindingsIndexes[s.name].group=t,s.index=t}}setHashNode(e,t){this.hashNodes[t]=e}addNode(e){!1===this.nodes.includes(e)&&(this.nodes.push(e),this.setHashNode(e,e.getHash(this)))}addSequentialNode(e){!1===this.sequentialNodes.includes(e)&&this.sequentialNodes.push(e)}buildUpdateNodes(){for(const e of this.nodes){e.getUpdateType()!==Nd.NONE&&this.updateNodes.push(e.getSelf())}for(const e of this.sequentialNodes){const t=e.getUpdateBeforeType(),s=e.getUpdateAfterType();t!==Nd.NONE&&this.updateBeforeNodes.push(e.getSelf()),s!==Nd.NONE&&this.updateAfterNodes.push(e.getSelf())}}get currentNode(){return this.chaining[this.chaining.length-1]}isFilteredTexture(e){return e.magFilter===Te||e.magFilter===_e||e.magFilter===be||e.magFilter===Se||e.minFilter===Te||e.minFilter===_e||e.minFilter===be||e.minFilter===Se}addChain(e){this.chaining.push(e)}removeChain(e){if(this.chaining.pop()!==e)throw new Error("NodeBuilder: Invalid node chaining!")}getMethod(e){return e}getNodeFromHash(e){return this.hashNodes[e]}addFlow(e,t){return this.flowNodes[e].push(t),t}setContext(e){this.context=e}getContext(){return this.context}getSharedContext(){return this.context,this.context}setCache(e){this.cache=e}getCache(){return this.cache}getCacheFromNode(e,t=!0){const s=this.getDataFromNode(e);return void 0===s.cache&&(s.cache=new KE(t?this.getCache():null)),s.cache}isAvailable(){return!1}getVertexIndex(){console.warn("Abstract function.")}getInstanceIndex(){console.warn("Abstract function.")}getDrawIndex(){console.warn("Abstract function.")}getFrontFacing(){console.warn("Abstract function.")}getFragCoord(){console.warn("Abstract function.")}isFlipY(){return!1}increaseUsage(e){const t=this.getDataFromNode(e);return t.usageCount=void 0===t.usageCount?1:t.usageCount+1,t.usageCount}generateTexture(){console.warn("Abstract function.")}generateTextureLod(){console.warn("Abstract function.")}generateConst(e,t=null){if(null===t&&("float"===e||"int"===e||"uint"===e?t=0:"bool"===e?t=!1:"color"===e?t=new Xr:"vec2"===e?t=new Ys:"vec3"===e?t=new Ai:"vec4"===e&&(t=new xi)),"float"===e)return zB(t);if("int"===e)return`${Math.round(t)}`;if("uint"===e)return t>=0?`${Math.round(t)}u`:"0u";if("bool"===e)return t?"true":"false";if("color"===e)return`${this.getType("vec3")}( ${zB(t.r)}, ${zB(t.g)}, ${zB(t.b)} )`;const s=this.getTypeLength(e),i=this.getComponentType(e),r=e=>this.generateConst(i,e);if(2===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)} )`;if(3===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)}, ${r(t.z)} )`;if(4===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)}, ${r(t.z)}, ${r(t.w)} )`;if(s>4&&t&&(t.isMatrix3||t.isMatrix4))return`${this.getType(e)}( ${t.elements.map(r).join(", ")} )`;if(s>4)return`${this.getType(e)}()`;throw new Error(`NodeBuilder: Type '${e}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const s=this.attributes;for(const t of s)if(t.name===e)return t;const i=new qE(e,t);return s.push(i),i}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===Ee)return"int";if(t===Be)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;const s=UB.get(e);return("float"===t?"":t[0])+s}getTypeFromArray(e){return OB.get(e.constructor)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const s=t.array,i=e.itemSize,r=e.normalized;let n;return e instanceof gn||!0===r||(n=this.getTypeFromArray(s)),this.getTypeFromLength(i,n)}getTypeLength(e){const t=this.getVectorType(e),s=/vec([2-4])/.exec(t);return null!==s?Number(s[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}addStack(){return this.stack=SS(this.stack),this.stacks.push(Cp()||this.stack),Np(this.stack),this.stack}removeStack(){const e=this.stack;return this.stack=e.parent,Np(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,s=null){let i=(s=null===s?e.isGlobal(this)?this.globalCache:this.cache:s).getData(e);return void 0===i&&(i={},s.setData(e,i)),void 0===i[t]&&(i[t]={}),i[t]}getNodeProperties(e,t="any"){const s=this.getDataFromNode(e,t);return s.properties||(s.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const s=this.getDataFromNode(e);let i=s.bufferAttribute;if(void 0===i){const r=this.uniforms.index++;i=new qE("nodeAttribute"+r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeFromNode(e,t=this.shaderStage){const s=this.getDataFromNode(e,t);if(void 0===s.structType){const i=this.structs.index++;e.name=`StructType${i}`,this.structs[t].push(e),s.structType=e}return e}getUniformFromNode(e,t,s=this.shaderStage,i=null){const r=this.getDataFromNode(e,s,this.globalCache);let n=r.uniform;if(void 0===n){const o=this.uniforms.index++;n=new $E(i||"nodeUniform"+o,t,e),this.uniforms[s].push(n),r.uniform=n}return n}getVarFromNode(e,t=null,s=e.getNodeType(this),i=this.shaderStage){const r=this.getDataFromNode(e,i);let n=r.variable;if(void 0===n){const e=this.vars[i]||(this.vars[i]=[]);null===t&&(t="nodeVar"+e.length),n=new XE(t,s),e.push(n),r.variable=n}return n}getVaryingFromNode(e,t=null,s=e.getNodeType(this)){const i=this.getDataFromNode(e,"any");let r=i.varying;if(void 0===r){const e=this.varyings,n=e.length;null===t&&(t="nodeVarying"+n),r=new YE(t,s),e.push(r),i.varying=r}return r}getCodeFromNode(e,t,s=this.shaderStage){const i=this.getDataFromNode(e);let r=i.code;if(void 0===r){const e=this.codes[s]||(this.codes[s]=[]),n=e.length;r=new ZE("nodeCode"+n,t),e.push(r),i.code=r}return r}addFlowCodeHierarchy(e,t){const{flowCodes:s,flowCodeBlock:i}=this.getDataFromNode(e);let r=!0,n=t;for(;n;){if(!0===i.get(n)){r=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(r)for(const e of s)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,s){const i=this.getDataFromNode(e),r=i.flowCodes||(i.flowCodes=[]),n=i.flowCodeBlock||(i.flowCodeBlock=new WeakMap);r.push(t),n.set(s,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),s=this.flowChildNode(e,t);return this.flowsData.set(e,s),s}buildFunctionNode(e){const t=new pC,s=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=s,t}flowShaderNode(e){const t=e.layout,s={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)s[e.name]=new TS(e.type,e.name);e.layout=null;const i=e.call(s),r=this.flowStagesNode(i,t.type);return e.layout=t,r}flowStagesNode(e,t=null){const s=this.flow,i=this.vars,r=this.cache,n=this.buildStage,o=this.stack,a={code:""};this.flow=a,this.vars={},this.cache=new KE,this.stack=SS();for(const s of Ed)this.setBuildStage(s),a.result=e.build(this,t);return a.vars=this.getVars(this.shaderStage),this.flow=s,this.vars=i,this.cache=r,this.stack=o,this.setBuildStage(n),a}getFunctionOperator(){return null}flowChildNode(e,t=null){const s=this.flow,i={code:""};return this.flow=i,i.result=e.build(this,t),this.flow=s,i}flowNodeFromShaderStage(e,t,s=null,i=null){const r=this.shaderStage;this.setShaderStage(e);const n=this.flowChildNode(t,s);return null!==i&&(n.code+=`${this.tab+i} = ${n.result};\n`),this.flowCode[e]=this.flowCode[e]+n.code,this.setShaderStage(r),n}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){console.warn("Abstract function.")}getVaryings(){console.warn("Abstract function.")}getVar(e,t){return`${this.getType(e)} ${t}`}getVars(e){let t="";const s=this.vars[e];if(void 0!==s)for(const e of s)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){console.warn("Abstract function.")}getCodes(e){const t=this.codes[e];let s="";if(void 0!==t)for(const e of t)s+=e.code+"\n";return s}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){console.warn("Abstract function.")}build(){const{object:e,material:t,renderer:s}=this;if(null!==t){let e=s.library.fromMaterial(t);null===e&&(console.error(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new lT),e.build(this)}else this.addFlow("compute",e);for(const e of Ed){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of Bd){this.setShaderStage(t);const s=this.flowNodes[t];for(const t of s)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getNodeUniform(e,t){if("float"===t||"int"===t||"uint"===t)return new aB(e);if("vec2"===t||"ivec2"===t||"uvec2"===t)return new hB(e);if("vec3"===t||"ivec3"===t||"uvec3"===t)return new uB(e);if("vec4"===t||"ivec4"===t||"uvec4"===t)return new lB(e);if("color"===t)return new cB(e);if("mat3"===t)return new dB(e);if("mat4"===t)return new pB(e);throw new Error(`Uniform "${t}" not declared.`)}createNodeMaterial(e="NodeMaterial"){throw new Error(`THREE.NodeBuilder: createNodeMaterial() was deprecated. Use new ${e}() instead.`)}format(e,t,s){if((t=this.getVectorType(t))===(s=this.getVectorType(s))||null===s||this.isReference(s))return e;const i=this.getTypeLength(t),r=this.getTypeLength(s);return 16===i&&9===r?`${this.getType(s)}(${e}[0].xyz, ${e}[1].xyz, ${e}[2].xyz)`:9===i&&4===r?`${this.getType(s)}(${e}[0].xy, ${e}[1].xy)`:i>4||r>4||0===r?e:i===r?`${this.getType(s)}( ${e} )`:i>r?this.format(`${e}.${"xyz".slice(0,r)}`,this.getTypeFromLength(r,this.getComponentType(t)),s):4===r&&i>1?`${this.getType(s)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===i?`${this.getType(s)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===i&&r>1&&t!==this.getComponentType(s)&&(e=`${this.getType(this.getComponentType(s))}( ${e} )`),`${this.getType(s)}( ${e} )`)}getSignature(){return`// Three.js r${e} - Node System\n`}}class VB{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.startTime=null,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let s=e.get(t);return void 0===s&&(s={renderMap:new WeakMap,frameMap:new WeakMap},e.set(t,s)),s}updateBeforeNode(e){const t=e.getUpdateBeforeType(),s=e.updateReference(this);if(t===Nd.FRAME){const{frameMap:t}=this._getMaps(this.updateBeforeMap,s);t.get(s)!==this.frameId&&!1!==e.updateBefore(this)&&t.set(s,this.frameId)}else if(t===Nd.RENDER){const{renderMap:t}=this._getMaps(this.updateBeforeMap,s);t.get(s)!==this.renderId&&!1!==e.updateBefore(this)&&t.set(s,this.renderId)}else t===Nd.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),s=e.updateReference(this);if(t===Nd.FRAME){const{frameMap:t}=this._getMaps(this.updateAfterMap,s);t.get(s)!==this.frameId&&!1!==e.updateAfter(this)&&t.set(s,this.frameId)}else if(t===Nd.RENDER){const{renderMap:t}=this._getMaps(this.updateAfterMap,s);t.get(s)!==this.renderId&&!1!==e.updateAfter(this)&&t.set(s,this.renderId)}else t===Nd.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),s=e.updateReference(this);if(t===Nd.FRAME){const{frameMap:t}=this._getMaps(this.updateMap,s);t.get(s)!==this.frameId&&!1!==e.update(this)&&t.set(s,this.frameId)}else if(t===Nd.RENDER){const{renderMap:t}=this._getMaps(this.updateMap,s);t.get(s)!==this.renderId&&!1!==e.update(this)&&t.set(s,this.renderId)}else t===Nd.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class DB{constructor(e,t,s=null,i="",r=!1){this.type=e,this.name=t,this.count=s,this.qualifier=i,this.isConst=r}}DB.isNodeFunctionInput=!0;class kB extends MR{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setup(e){super.setup(e);const t=e.context.lightingModel,s=this.colorNode,i=uR(this.light),r=e.context.reflectedLight;t.direct({lightDirection:i,lightColor:s,reflectedLight:r},e.stack,e)}}const GB=new sr,WB=new sr;let jB=null;class HB extends MR{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=um(new Ai).setGroup(om),this.halfWidth=um(new Ai).setGroup(om),this.updateType=Nd.RENDER}update(e){super.update(e);const{light:t}=this,s=e.camera.matrixWorldInverse;WB.identity(),GB.copy(t.matrixWorld),GB.premultiply(s),WB.extractRotation(GB),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(WB),this.halfHeight.value.applyMatrix4(WB)}setup(e){let t,s;super.setup(e),e.isAvailable("float32Filterable")?(t=Ry(jB.LTC_FLOAT_1),s=Ry(jB.LTC_FLOAT_2)):(t=Ry(jB.LTC_HALF_1),s=Ry(jB.LTC_HALF_2));const{colorNode:i,light:r}=this,n=e.context.lightingModel,o=hR(r),a=e.context.reflectedLight;n.directRectArea({lightColor:i,lightPosition:o,halfWidth:this.halfWidth,halfHeight:this.halfHeight,reflectedLight:a,ltc_1:t,ltc_2:s},e.stack,e)}static setLTC(e){jB=e}}class qB extends MR{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=um(0).setGroup(om),this.penumbraCosNode=um(0).setGroup(om),this.cutoffDistanceNode=um(0).setGroup(om),this.decayExponentNode=um(0).setGroup(om)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e){const{coneCosNode:t,penumbraCosNode:s}=this;return Tf(t,s,e)}setup(e){super.setup(e);const t=e.context.lightingModel,{colorNode:s,cutoffDistanceNode:i,decayExponentNode:r,light:n}=this,o=hR(n).sub(hx),a=o.normalize(),h=a.dot(uR(n)),u=this.getSpotAttenuation(h),l=o.length(),c=AR({lightDistance:l,cutoffDistance:i,decayExponent:r}),d=s.mul(u).mul(c),p=e.context.reflectedLight;t.direct({lightDirection:a,lightColor:d,reflectedLight:p},e.stack,e)}}class $B extends qB{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e){const t=this.light.iesMap;let s=null;if(t&&!0===t.isTexture){const i=e.acos().mul(1/Math.PI);s=Ry(t,Op(i,0),0).r}else s=super.getSpotAttenuation(e);return s}}class XB extends MR{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YB extends MR{static get type(){return"HemisphereLightNode"}constructor(e=null){super(e),this.lightPositionNode=oR(e),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=um(new Xr).setGroup(om)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:s,lightDirectionNode:i}=this,r=fx.dot(i).mul(.5).add(.5),n=yf(s,t,r);e.context.irradiance.addAssign(n)}}class ZB extends MR{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new Ai);this.lightProbe=Fx(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=DE(yx,this.lightProbe);e.context.irradiance.addAssign(t)}}class JB{parseFunction(){console.warn("Abstract function.")}}class KB{constructor(e,t,s="",i=""){this.type=e,this.inputs=t,this.name=s,this.precision=i}getCode(){console.warn("Abstract function.")}}KB.isNodeFunction=!0;const QB=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,eI=/[a-z_0-9]+/gi,tI="#pragma main";class sI extends KB{constructor(e){const{type:t,inputs:s,name:i,precision:r,inputsCode:n,blockCode:o,headerCode:a}=(e=>{const t=(e=e.trim()).indexOf(tI),s=-1!==t?e.slice(t+12):e,i=s.match(QB);if(null!==i&&5===i.length){const r=i[4],n=[];let o=null;for(;null!==(o=eI.exec(r));)n.push(o);const a=[];let h=0;for(;h<n.length;){const e="const"===n[h][0];!0===e&&h++;let t=n[h][0];"in"===t||"out"===t||"inout"===t?h++:t="";const s=n[h++][0];let i=Number.parseInt(n[h][0]);!1===Number.isNaN(i)?h++:i=null;const r=n[h++][0];a.push(new DB(s,r,i,t,e))}const u=s.substring(i[0].length),l=void 0!==i[3]?i[3]:"";return{type:i[2],inputs:a,name:l,precision:void 0!==i[1]?i[1]:"",inputsCode:r,blockCode:u,headerCode:-1!==t?e.slice(0,t):""}}throw new Error("FunctionNode: Function is not a GLSL code.")})(e);super(t,s,i,r),this.inputsCode=n,this.blockCode=o,this.headerCode=a}getCode(e=this.name){let t;const s=this.blockCode;if(""!==s){const{type:i,inputsCode:r,headerCode:n,precision:o}=this;let a=`${i} ${e} ( ${r.trim()} )`;""!==o&&(a=`${o} ${a}`),t=n+a+s}else t="";return t}}class iI extends JB{parseFunction(e){return new sI(e)}}const rI=new WeakMap;class nI extends Hw{constructor(e,t){super(),this.renderer=e,this.backend=t,this.nodeFrame=new VB,this.nodeBuilderCache=new Map,this.callHashCache=new Lw,this.groupsData=new Lw}updateGroup(e){const t=e.groupNode,s=t.name;if(s===am.name)return!0;if(s===om.name){const t=this.get(e),s=this.nodeFrame.renderId;return t.renderId!==s&&(t.renderId=s,!0)}if(s===nm.name){const t=this.get(e),s=this.nodeFrame.frameId;return t.frameId!==s&&(t.frameId=s,!0)}const i=[t,e];let r=this.groupsData.get(i);return void 0===r&&this.groupsData.set(i,r={}),r.version!==t.version&&(r.version=t.version,!0)}getForRenderCacheKey(e){return e.initialCacheKey}getForRender(e){const t=this.get(e);let s=t.nodeBuilderState;if(void 0===s){const{nodeBuilderCache:i}=this,r=this.getForRenderCacheKey(e);if(s=i.get(r),void 0===s){const t=this.backend.createNodeBuilder(e.object,this.renderer);t.scene=e.scene,t.material=e.material,t.camera=e.camera,t.context.material=e.material,t.lightsNode=e.lightsNode,t.environmentNode=this.getEnvironmentNode(e.scene),t.fogNode=this.getFogNode(e.scene),t.clippingContext=e.clippingContext,t.build(),s=this._createNodeBuilderState(t),i.set(r,s)}s.usedTimes++,t.nodeBuilderState=s}return s}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let s=t.nodeBuilderState;if(void 0===s){const i=this.backend.createNodeBuilder(e,this.renderer);i.build(),s=this._createNodeBuilderState(i),t.nodeBuilderState=s}return s}_createNodeBuilderState(e){return new HE(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.monitor,e.transforms)}getEnvironmentNode(e){return e.environmentNode||this.get(e).environmentNode||null}getBackgroundNode(e){return e.backgroundNode||this.get(e).backgroundNode||null}getFogNode(e){return e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){const s=[e,t],i=this.renderer.info.calls;let r=this.callHashCache.get(s);if(void 0===r||r.callId!==i){const n=this.getEnvironmentNode(e),o=this.getFogNode(e),a=[];t&&a.push(t.getCacheKey(!0)),n&&a.push(n.getCacheKey()),o&&a.push(o.getCacheKey()),a.push(this.renderer.shadowMap.enabled?1:0),r={callId:i,cacheKey:yd(a)},this.callHashCache.set(s,r)}return r.cacheKey}updateScene(e){this.updateEnvironment(e),this.updateFog(e),this.updateBackground(e)}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),s=e.background;if(s){const i=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==s||i){let i=null;if(!0===s.isCubeTexture||s.mapping===le||s.mapping===ce||s.mapping===de)if(e.backgroundBlurriness>0||s.mapping===de)i=nw(s);else{let e;e=!0===s.isCubeTexture?Rx(s):Ry(s),i=ET(e)}else!0===s.isTexture?i=Ry(s,Pv.flipY()).setUpdateMatrix(!0):!0!==s.isColor&&console.error("WebGPUNodes: Unsupported background configuration.",s);t.backgroundNode=i,t.background=s,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}updateFog(e){const t=this.get(e),s=e.fog;if(s){if(t.fog!==s){let e=null;if(s.isFogExp2){const t=Lx("color","color",s).setGroup(om),i=Lx("density","float",s).setGroup(om);e=RC(t,i)}else if(s.isFog){const t=Lx("color","color",s).setGroup(om),i=Lx("near","float",s).setGroup(om),r=Lx("far","float",s).setGroup(om);e=NC(t,i,r)}else console.error("WebGPUNodes: Unsupported fog configuration.",s);t.fogNode=e,t.fog=s}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),s=e.environment;if(s){if(t.environment!==s){let e=null;!0===s.isCubeTexture?e=Rx(s):!0===s.isTexture?e=Ry(s):console.error("Nodes: Unsupported environment configuration.",s),t.environmentNode=e,t.environment=s}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,s=null,i=null,r=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=s,n.camera=i,n.material=r,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace}hasOutputChange(e){return rI.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,s=this.getOutputCacheKey(),i=Ry(e,Pv).renderOutput(t.toneMapping,t.currentColorSpace);return rI.set(e,s),i}updateBefore(e){const t=e.getNodeBuilderState();for(const s of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(s)}updateAfter(e){const t=e.getNodeBuilderState();for(const s of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(s)}updateForCompute(e){const t=this.getNodeFrame(),s=this.getForCompute(e);for(const e of s.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),s=e.getNodeBuilderState();for(const e of s.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new VB,this.nodeBuilderCache=new Map}}class oI{constructor(e,t){this.scene=e,this.camera=t}clone(){return Object.assign(new this.constructor,this)}}class aI{constructor(){this.lists=new Lw}get(e,t){const s=this.lists,i=[e,t];let r=s.get(i);return void 0===r&&(r=new oI(e,t),s.set(i,r)),r}dispose(){this.lists=new Lw}}class hI{constructor(){this.lightNodes=new WeakMap,this.materialNodes=new Map,this.toneMappingNodes=new Map}fromMaterial(e){if(e.isNodeMaterial)return e;let t=null;const s=this.getMaterialNodeClass(e.type);if(null!==s){t=new s;for(const s in e)t[s]=e[s]}return t}addToneMapping(e,t){this.addType(e,t,this.toneMappingNodes)}getToneMappingFunction(e){return this.toneMappingNodes.get(e)||null}getMaterialNodeClass(e){return this.materialNodes.get(e)||null}addMaterial(e,t){this.addType(e,t.type,this.materialNodes)}getLightNodeClass(e){return this.lightNodes.get(e)||null}addLight(e,t){this.addClass(e,t,this.lightNodes)}addType(e,t,s){if(s.has(t))console.warn(`Redefinition of node ${t}`);else{if("function"!=typeof e)throw new Error(`Node class ${e.name} is not a class.`);if("function"==typeof t||"object"==typeof t)throw new Error(`Base class ${t} is not a class.`);s.set(t,e)}}addClass(e,t,s){if(s.has(t))console.warn(`Redefinition of node ${t.name}`);else{if("function"!=typeof e)throw new Error(`Node class ${e.name} is not a class.`);if("function"!=typeof t)throw new Error(`Base class ${t.name} is not a class.`);s.set(t,e)}}}const uI=new dR;class lI extends Lw{constructor(){super()}createNode(e=[]){return(new dR).setLights(e)}getNode(e,t){if(e.isQuadMesh)return uI;const s=[e,t];let i=this.get(s);return void 0===i&&(i=this.createNode(),this.set(s,i)),i}}const cI=new Kn,dI=new Ys,pI=new xi,mI=new Ko,gI=new sr,fI=new xi;class yI{constructor(e,t={}){this.isRenderer=!0;const{logarithmicDepthBuffer:s=!1,alpha:i=!0,depth:r=!0,stencil:n=!1,antialias:o=!1,samples:a=0,getFallback:h=null}=t;this.domElement=e.getDomElement(),this.backend=e,this.samples=a||!0===o?4:0,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.alpha=i,this.logarithmicDepthBuffer=s,this.outputColorSpace=Zt,this.toneMapping=0,this.toneMappingExposure=1,this.sortObjects=!0,this.depth=r,this.stencil=n,this.clippingPlanes=[],this.info=new tS,this.nodes={modelViewMatrix:null,modelNormalViewMatrix:null},this.library=new hI,this.lighting=new lI,this._getFallback=h,this._pixelRatio=1,this._width=this.domElement.width,this._height=this.domElement.height,this._viewport=new xi(0,0,this._width,this._height),this._scissor=new xi(0,0,this._width,this._height),this._scissorTest=!1,this._attributes=null,this._geometries=null,this._nodes=null,this._animation=null,this._bindings=null,this._objects=null,this._pipelines=null,this._bundles=null,this._renderLists=null,this._renderContexts=null,this._textures=null,this._background=null,this._quad=new NM(new lT),this._quad.material.type="Renderer_output",this._currentRenderContext=null,this._opaqueSort=null,this._transparentSort=null,this._frameBufferTarget=null;const u=!0===this.alpha?0:1;this._clearColor=new vS(0,0,0,u),this._clearDepth=1,this._clearStencil=0,this._renderTarget=null,this._activeCubeFace=0,this._activeMipmapLevel=0,this._mrt=null,this._renderObjectFunction=null,this._currentRenderObjectFunction=null,this._currentRenderBundle=null,this._handleObjectFunction=this._renderObjectDirect,this._isDeviceLost=!1,this.onDeviceLost=this._onDeviceLost,this._initialized=!1,this._initPromise=null,this._compilationPromises=null,this.transparent=!0,this.opaque=!0,this.shadowMap={enabled:!1,type:1},this.xr={enabled:!1},this.debug={checkShaderErrors:!0,onShaderError:null,getShaderAsync:async(e,t,s)=>{await this.compileAsync(e,t);const i=this._renderLists.get(e,t),r=this._renderContexts.get(e,t,this._renderTarget),n=e.overrideMaterial||s.material,o=this._objects.get(s,n,e,t,i.lightsNode,r),{fragmentShader:a,vertexShader:h}=o.getNodeBuilderState();return{fragmentShader:a,vertexShader:h}}}}async init(){if(this._initialized)throw new Error("Renderer: Backend has already been initialized.");return null!==this._initPromise||(this._initPromise=new Promise((async(e,t)=>{let s=this.backend;try{await s.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=s=this._getFallback(e),await s.init(this)}catch(e){return void t(e)}}this._nodes=new nI(this,s),this._animation=new zw(this._nodes,this.info),this._attributes=new Jw(s),this._background=new GE(this,this._nodes),this._geometries=new eS(this._attributes,this.info),this._textures=new bS(this,s,this.info),this._pipelines=new aS(s,this._nodes),this._bindings=new hS(s,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new jw(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new pS(this.lighting),this._bundles=new aI,this._renderContexts=new yS,this._initialized=!0,e()}))),this._initPromise}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,s=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const i=this._nodes.nodeFrame,r=i.renderId,n=this._currentRenderContext,o=this._currentRenderObjectFunction,a=this._compilationPromises,h=!0===e.isScene?e:cI;null===s&&(s=e);const u=this._renderTarget,l=this._renderContexts.get(s,t,u),c=this._activeMipmapLevel,d=[];this._currentRenderContext=l,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=d,i.renderId++,i.update(),l.depth=this.depth,l.stencil=this.stencil,l.clippingContext||(l.clippingContext=new Dw),l.clippingContext.updateGlobal(this,t),h.onBeforeRender(this,e,t,u);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p),s!==e&&s.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)})),p.finish(),null!==u){this._textures.updateRenderTarget(u,c);const e=this._textures.get(u);l.textures=e.textures,l.depthTexture=e.depthTexture}else l.textures=null,l.depthTexture=null;this._nodes.updateScene(h),this._background.update(h,p,l);const m=p.opaque,g=p.transparent,f=p.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,h,f),!0===this.transparent&&g.length>0&&this._renderTransparents(g,t,h,f),i.renderId=r,this._currentRenderContext=n,this._currentRenderObjectFunction=o,this._compilationPromises=a,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(d)}async renderAsync(e,t){!1===this._initialized&&await this.init();const s=this._renderScene(e,t);await this.backend.resolveTimestampAsync(s,"render")}async waitForGPU(){await this.backend.waitForGPU()}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),console.error(t),this._isDeviceLost=!0}_renderBundle(e,t,s){const{bundleGroup:i,camera:r,renderList:n}=e,o=this._currentRenderContext,a=this._bundles.get(i,r),h=this.backend.get(a);void 0===h.renderContexts&&(h.renderContexts=new Set);const u=i.version!==h.version,l=!1===h.renderContexts.has(o)||u;if(h.renderContexts.add(o),l){this.backend.beginBundle(o),(void 0===h.renderObjects||u)&&(h.renderObjects=[]),this._currentRenderBundle=a;const e=n.opaque;!0===this.opaque&&e.length>0&&this._renderObjects(e,r,t,s),this._currentRenderBundle=null,this.backend.finishBundle(o,a),h.version=i.version}else{const{renderObjects:e}=h;for(let t=0,s=e.length;t<s;t++){const s=e[t];this._nodes.needsRefresh(s)&&(this._nodes.updateBefore(s),this._nodes.updateForRender(s),this._bindings.updateForRender(s),this._nodes.updateAfter(s))}}this.backend.addBundle(o,a)}render(e,t){if(!1===this._initialized)return console.warn("THREE.Renderer: .render() called before the backend is initialized. Try using .renderAsync() instead."),this.renderAsync(e,t);this._renderScene(e,t)}_getFrameBufferTarget(){const{currentToneMapping:e,currentColorSpace:t}=this;if(!1===(0!==e)&&!1===(t!==Jt))return null;const{width:s,height:i}=this.getDrawingBufferSize(dI),{depth:r,stencil:n}=this;let o=this._frameBufferTarget;return null===o&&(o=new bi(s,i,{depthBuffer:r,stencilBuffer:n,type:Pe,format:De,colorSpace:Jt,generateMipmaps:!1,minFilter:Te,magFilter:Te,samples:this.samples}),o.isPostProcessingRenderTarget=!0,this._frameBufferTarget=o),o.depthBuffer=r,o.stencilBuffer=n,o.setSize(s,i),o.viewport.copy(this._viewport),o.scissor.copy(this._scissor),o.viewport.multiplyScalar(this._pixelRatio),o.scissor.multiplyScalar(this._pixelRatio),o.scissorTest=this._scissorTest,o}_renderScene(e,t,s=!0){if(!0===this._isDeviceLost)return;const i=s?this._getFrameBufferTarget():null,r=this._nodes.nodeFrame,n=r.renderId,o=this._currentRenderContext,a=this._currentRenderObjectFunction,h=!0===e.isScene?e:cI,u=this._renderTarget,l=this._activeCubeFace,c=this._activeMipmapLevel;let d;null!==i?(d=i,this.setRenderTarget(d)):d=u;const p=this._renderContexts.get(e,t,d);this._currentRenderContext=p,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,r.renderId=this.info.calls;const m=this.coordinateSystem;t.coordinateSystem!==m&&(t.coordinateSystem=m,t.updateProjectionMatrix()),!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld();let g=this._viewport,f=this._scissor,y=this._pixelRatio;null!==d&&(g=d.viewport,f=d.scissor,y=1),this.getDrawingBufferSize(dI),pI.set(0,0,dI.width,dI.height);const x=void 0===g.minDepth?0:g.minDepth,b=void 0===g.maxDepth?1:g.maxDepth;p.viewportValue.copy(g).multiplyScalar(y).floor(),p.viewportValue.width>>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=x,p.viewportValue.maxDepth=b,p.viewport=!1===p.viewportValue.equals(pI),p.scissorValue.copy(f).multiplyScalar(y).floor(),p.scissor=this._scissorTest&&!1===p.scissorValue.equals(pI),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new Dw),p.clippingContext.updateGlobal(this,t),h.onBeforeRender(this,e,t,d),gI.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),mI.setFromProjectionMatrix(gI,m);const v=this._renderLists.get(e,t);if(v.begin(),this._projectObject(e,t,0,v),v.finish(),!0===this.sortObjects&&v.sort(this._opaqueSort,this._transparentSort),null!==d){this._textures.updateRenderTarget(d,c);const e=this._textures.get(d);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=d,p.depth=d.depthBuffer,p.stencil=d.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=this.domElement.width,p.height=this.domElement.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=l,p.activeMipmapLevel=c,p.occlusionQueryCount=v.occlusionQueryCount,this._nodes.updateScene(h),this._background.update(h,v,p),this.backend.beginRender(p);const{bundles:T,lightsNode:_,transparentDoublePass:w,transparent:S,opaque:M}=v;if(T.length>0&&this._renderBundles(T,h,_),!0===this.opaque&&M.length>0&&this._renderObjects(M,t,h,_),!0===this.transparent&&S.length>0&&this._renderTransparents(S,w,t,h,_),this.backend.finishRender(p),r.renderId=n,this._currentRenderContext=o,this._currentRenderObjectFunction=a,null!==i){this.setRenderTarget(u,l,c);const e=this._quad;this._nodes.hasOutputChange(d.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(d.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}return h.onAfterRender(this,e,t,d),p}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._pixelRatio}getDrawingBufferSize(e){return e.set(this._width*this._pixelRatio,this._height*this._pixelRatio).floor()}getSize(e){return e.set(this._width,this._height)}setPixelRatio(e=1){this._pixelRatio!==e&&(this._pixelRatio=e,this.setSize(this._width,this._height,!1))}setDrawingBufferSize(e,t,s){this._width=e,this._height=t,this._pixelRatio=s,this.domElement.width=Math.floor(e*s),this.domElement.height=Math.floor(t*s),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setSize(e,t,s=!0){this._width=e,this._height=t,this.domElement.width=Math.floor(e*this._pixelRatio),this.domElement.height=Math.floor(t*this._pixelRatio),!0===s&&(this.domElement.style.width=e+"px",this.domElement.style.height=t+"px"),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){const t=this._scissor;return e.x=t.x,e.y=t.y,e.width=t.width,e.height=t.height,e}setScissor(e,t,s,i){const r=this._scissor;e.isVector4?r.copy(e):r.set(e,t,s,i)}getScissorTest(){return this._scissorTest}setScissorTest(e){this._scissorTest=e,this.backend.setScissorTest(e)}getViewport(e){return e.copy(this._viewport)}setViewport(e,t,s,i,r=0,n=1){const o=this._viewport;e.isVector4?o.copy(e):o.set(e,t,s,i),o.minDepth=r,o.maxDepth=n}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,s=!0){if(!1===this._initialized)return console.warn("THREE.Renderer: .clear() called before the backend is initialized. Try using .clearAsync() instead."),this.clearAsync(e,t,s);const i=this._renderTarget||this._getFrameBufferTarget();let r=null;if(null!==i&&(this._textures.updateRenderTarget(i),r=this._textures.get(i)),this.backend.clear(e,t,s,r),null!==i&&null===this._renderTarget){const e=this._quad;this._nodes.hasOutputChange(i.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(i.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}}clearColor(){return this.clear(!0,!1,!1)}clearDepth(){return this.clear(!1,!0,!1)}clearStencil(){return this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,s=!0){!1===this._initialized&&await this.init(),this.clear(e,t,s)}clearColorAsync(){return this.clearAsync(!0,!1,!1)}clearDepthAsync(){return this.clearAsync(!1,!0,!1)}clearStencilAsync(){return this.clearAsync(!1,!1,!0)}get currentToneMapping(){return null!==this._renderTarget?0:this.toneMapping}get currentColorSpace(){return null!==this._renderTarget?Jt:this.outputColorSpace}dispose(){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,s=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=s}getRenderTarget(){return this._renderTarget}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e){if(!0===this.isDeviceLost)return;if(!1===this._initialized)return console.warn("THREE.Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e);const t=this._nodes.nodeFrame,s=t.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,t.renderId=this.info.calls;const i=this.backend,r=this._pipelines,n=this._bindings,o=this._nodes,a=Array.isArray(e)?e:[e];if(void 0===a[0]||!0!==a[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const t of a){if(!1===r.has(t)){const e=()=>{t.removeEventListener("dispose",e),r.delete(t),n.delete(t),o.delete(t)};t.addEventListener("dispose",e);const s=t.onInitFunction;null!==s&&s.call(t,{renderer:this})}o.updateForCompute(t),n.updateForCompute(t);const s=n.getForCompute(t),a=r.getForCompute(t,s);i.compute(e,t,s,a)}i.finishCompute(e),t.renderId=s}async computeAsync(e){!1===this._initialized&&await this.init(),this.compute(e),await this.backend.resolveTimestampAsync(e,"compute")}async hasFeatureAsync(e){return!1===this._initialized&&await this.init(),this.backend.hasFeature(e)}hasFeature(e){return!1===this._initialized?(console.warn("THREE.Renderer: .hasFeature() called before the backend is initialized. Try using .hasFeatureAsync() instead."),!1):this.backend.hasFeature(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=fI.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void console.error("THREE.Renderer.copyFramebufferToTexture: Invalid rectangle.");t=fI.copy(t).floor()}else t=fI.set(0,0,e.image.width,e.image.height);let s,i=this._currentRenderContext;null!==i?s=i.renderTarget:(s=this._renderTarget||this._getFrameBufferTarget(),null!==s&&(this._textures.updateRenderTarget(s),i=this._textures.get(s))),this._textures.updateTexture(e,{renderTarget:s}),this.backend.copyFramebufferToTexture(e,i,t)}copyTextureToTexture(e,t,s=null,i=null,r=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,s,i,r)}readRenderTargetPixelsAsync(e,t,s,i,r,n=0,o=0){return this.backend.copyTextureToBuffer(e.textures[n],t,s,i,r,o)}_projectObject(e,t,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)s=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)i.pushLight(e);else if(e.isSprite){if(!e.frustumCulled||mI.intersectsSprite(e)){!0===this.sortObjects&&fI.setFromMatrixPosition(e.matrixWorld).applyMatrix4(gI);const{geometry:t,material:r}=e;r.visible&&i.push(e,t,r,s,fI.z,null)}}else if(e.isLineLoop)console.error("THREE.Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||mI.intersectsObject(e))){const{geometry:t,material:r}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),fI.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(gI)),Array.isArray(r)){const n=t.groups;for(let o=0,a=n.length;o<a;o++){const a=n[o],h=r[a.materialIndex];h&&h.visible&&i.push(e,t,h,s,fI.z,a)}}else r.visible&&i.push(e,t,r,s,fI.z,null)}if(!0===e.isBundleGroup&&void 0!==this.backend.beginBundle){const s=i;(i=this._renderLists.get(e,t)).begin(),s.pushBundle({bundleGroup:e,camera:t,renderList:i}),i.finish()}const r=e.children;for(let e=0,n=r.length;e<n;e++)this._projectObject(r[e],t,s,i)}_renderBundles(e,t,s){for(const i of e)this._renderBundle(i,t,s)}_renderTransparents(e,t,s,i,r){if(t.length>0){for(const{material:e}of t)e.side=1;this._renderObjects(t,s,i,r,"backSide");for(const{material:e}of t)e.side=0;this._renderObjects(e,s,i,r);for(const{material:e}of t)e.side=2}else this._renderObjects(e,s,i,r)}_renderObjects(e,t,s,i,r=null){for(let n=0,o=e.length;n<o;n++){const o=e[n],{object:a,geometry:h,material:u,group:l}=o;if(t.isArrayCamera){const e=t.cameras;for(let t=0,n=e.length;t<n;t++){const n=e[t];if(a.layers.test(n.layers)){const e=n.viewport,t=void 0===e.minDepth?0:e.minDepth,o=void 0===e.maxDepth?1:e.maxDepth,c=this._currentRenderContext.viewportValue;c.copy(e).multiplyScalar(this._pixelRatio).floor(),c.minDepth=t,c.maxDepth=o,this.backend.updateViewport(this._currentRenderContext),this._currentRenderObjectFunction(a,s,n,h,u,l,i,r)}}}else this._currentRenderObjectFunction(a,s,t,h,u,l,i,r)}}renderObject(e,t,s,i,r,n,o,a=null){let h,u,l;if(e.onBeforeRender(this,t,s,i,r,n),null!==t.overrideMaterial){const e=t.overrideMaterial;r.positionNode&&r.positionNode.isNode&&(h=e.positionNode,e.positionNode=r.positionNode),e.isShadowNodeMaterial&&(e.side=null===r.shadowSide?r.side:r.shadowSide,r.depthNode&&r.depthNode.isNode&&(l=e.depthNode,e.depthNode=r.depthNode),r.shadowNode&&r.shadowNode.isNode&&(u=e.fragmentNode,e.fragmentNode=r.shadowNode),this.localClippingEnabled&&(r.clipShadows?(e.clippingPlanes!==r.clippingPlanes&&(e.clippingPlanes=r.clippingPlanes,e.needsUpdate=!0),e.clipIntersection!==r.clipIntersection&&(e.clipIntersection=r.clipIntersection)):Array.isArray(e.clippingPlanes)&&(e.clippingPlanes=null,e.needsUpdate=!0))),r=e}!0===r.transparent&&2===r.side&&!1===r.forceSinglePass?(r.side=1,this._handleObjectFunction(e,r,t,s,o,n,"backSide"),r.side=0,this._handleObjectFunction(e,r,t,s,o,n,a),r.side=2):this._handleObjectFunction(e,r,t,s,o,n,a),void 0!==h&&(t.overrideMaterial.positionNode=h),void 0!==l&&(t.overrideMaterial.depthNode=l),void 0!==u&&(t.overrideMaterial.fragmentNode=u),e.onAfterRender(this,t,s,i,r,n)}_renderObjectDirect(e,t,s,i,r,n,o){const a=this._objects.get(e,t,s,i,r,this._currentRenderContext,o);a.drawRange=e.geometry.drawRange,a.group=n;const h=this._nodes.needsRefresh(a);if(h&&(this._nodes.updateBefore(a),this._geometries.updateForRender(a),this._nodes.updateForRender(a),this._bindings.updateForRender(a)),this._pipelines.updateForRender(a),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(a),a.bundle=this._currentRenderBundle.scene}this.backend.draw(a,this.info),h&&this._nodes.updateAfter(a)}_createObjectPipeline(e,t,s,i,r,n){const o=this._objects.get(e,t,s,i,r,this._currentRenderContext,n);this._nodes.updateBefore(o),this._geometries.updateForRender(o),this._nodes.updateForRender(o),this._bindings.updateForRender(o),this._pipelines.getForRender(o,this._compilationPromises),this._nodes.updateAfter(o)}get compile(){return this.compileAsync}}class xI{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}clone(){return Object.assign(new this.constructor,this)}}class bI extends xI{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t}get byteLength(){return(e=this._buffer.byteLength)+(Zw-e%Zw)%Zw;var e}get buffer(){return this._buffer}update(){return!0}}class vI extends bI{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let TI=0;class _I extends vI{constructor(e,t){super("UniformBuffer_"+TI++,e?e.value:null),this.nodeUniform=e,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class wI extends vI{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){let e=0;for(let t=0,s=this.uniforms.length;t<s;t++){const s=this.uniforms[t],{boundary:i,itemSize:r}=s,n=e%Zw;0!==n&&Zw-n-i<0?e+=Zw-n:n%i!=0&&(e+=n%i),s.offset=e/this.bytesPerElement,e+=r*this.bytesPerElement}return Math.ceil(e/Zw)*Zw}update(){let e=!1;for(const t of this.uniforms)!0===this.updateByType(t)&&(e=!0);return e}updateByType(e){return e.isNumberUniform?this.updateNumber(e):e.isVector2Uniform?this.updateVector2(e):e.isVector3Uniform?this.updateVector3(e):e.isVector4Uniform?this.updateVector4(e):e.isColorUniform?this.updateColor(e):e.isMatrix3Uniform?this.updateMatrix3(e):e.isMatrix4Uniform?this.updateMatrix4(e):void console.error("THREE.WebGPUUniformsGroup: Unsupported uniform type.",e)}updateNumber(e){let t=!1;const s=this.values,i=e.getValue(),r=e.offset;if(s[r]!==i){this.buffer[r]=s[r]=i,t=!0}return t}updateVector2(e){let t=!1;const s=this.values,i=e.getValue(),r=e.offset;if(s[r+0]!==i.x||s[r+1]!==i.y){const e=this.buffer;e[r+0]=s[r+0]=i.x,e[r+1]=s[r+1]=i.y,t=!0}return t}updateVector3(e){let t=!1;const s=this.values,i=e.getValue(),r=e.offset;if(s[r+0]!==i.x||s[r+1]!==i.y||s[r+2]!==i.z){const e=this.buffer;e[r+0]=s[r+0]=i.x,e[r+1]=s[r+1]=i.y,e[r+2]=s[r+2]=i.z,t=!0}return t}updateVector4(e){let t=!1;const s=this.values,i=e.getValue(),r=e.offset;if(s[r+0]!==i.x||s[r+1]!==i.y||s[r+2]!==i.z||s[r+4]!==i.w){const e=this.buffer;e[r+0]=s[r+0]=i.x,e[r+1]=s[r+1]=i.y,e[r+2]=s[r+2]=i.z,e[r+3]=s[r+3]=i.w,t=!0}return t}updateColor(e){let t=!1;const s=this.values,i=e.getValue(),r=e.offset;if(s[r+0]!==i.r||s[r+1]!==i.g||s[r+2]!==i.b){const e=this.buffer;e[r+0]=s[r+0]=i.r,e[r+1]=s[r+1]=i.g,e[r+2]=s[r+2]=i.b,t=!0}return t}updateMatrix3(e){let t=!1;const s=this.values,i=e.getValue().elements,r=e.offset;if(s[r+0]!==i[0]||s[r+1]!==i[1]||s[r+2]!==i[2]||s[r+4]!==i[3]||s[r+5]!==i[4]||s[r+6]!==i[5]||s[r+8]!==i[6]||s[r+9]!==i[7]||s[r+10]!==i[8]){const e=this.buffer;e[r+0]=s[r+0]=i[0],e[r+1]=s[r+1]=i[1],e[r+2]=s[r+2]=i[2],e[r+4]=s[r+4]=i[3],e[r+5]=s[r+5]=i[4],e[r+6]=s[r+6]=i[5],e[r+8]=s[r+8]=i[6],e[r+9]=s[r+9]=i[7],e[r+10]=s[r+10]=i[8],t=!0}return t}updateMatrix4(e){let t=!1;const s=this.values,i=e.getValue().elements,r=e.offset;if(!1===function(e,t,s){for(let i=0,r=t.length;i<r;i++)if(e[s+i]!==t[i])return!1;return!0}(s,i,r)){this.buffer.set(i,r),function(e,t,s){for(let i=0,r=t.length;i<r;i++)e[s+i]=t[i]}(s,i,r),t=!0}return t}}let SI=0;class MI extends wI{constructor(e,t){super(e),this.id=SI++,this.groupNode=t,this.isNodeUniformsGroup=!0}getNodes(){const e=[];for(const t of this.uniforms){const s=t.nodeUniform.node;if(!s)throw new Error("NodeUniformsGroup: Uniform has no node.");e.push(s)}return e}}let AI=0;class NI extends xI{constructor(e,t){super(e),this.id=AI++,this.texture=t,this.version=t?t.version:0,this.store=!1,this.generation=null,this.isSampledTexture=!0}needsBindingsUpdate(e){const{texture:t}=this;return e!==this.generation?(this.generation=e,!0):t.isVideoTexture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}}class CI extends NI{constructor(e,t,s,i=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=s,this.access=i}needsBindingsUpdate(e){return this.textureNode.value!==this.texture||super.needsBindingsUpdate(e)}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class RI extends CI{constructor(e,t,s,i){super(e,t,s,i),this.isSampledCubeTexture=!0}}class EI extends CI{constructor(e,t,s,i){super(e,t,s,i),this.isSampledTexture3D=!0}}const BI={atan2:"atan",textureDimensions:"textureSize",equals:"equal"},II={low:"lowp",medium:"mediump",high:"highp"},PI={swizzleAssign:!0,storageBuffer:!1},FI="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision lowp sampler2DShadow;\n";class UI extends LB{constructor(e,t){super(e,t,new iI),this.uniformGroups={},this.transforms=[],this.extensions={},this.useComparisonMethod=!0}needsColorSpaceToLinearSRGB(e){return!0===e.isVideoTexture&&e.colorSpace!==Yt}getMethod(e){return BI[e]||e}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,s=this.flowShaderNode(e),i=[];for(const e of t.inputs)i.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${i.join(", ")} ) {\n\n\t${s.vars}\n\n${s.code}\n\treturn ${s.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,s=t.count*t.itemSize,{itemSize:i}=t,r=t.array.constructor.name.toLowerCase().includes("int");let n=r?qe:He;2===i?n=r?Xe:$e:3===i?n=r?1032:Ve:4===i&&(n=r?Ze:De);const o={Float32Array:Ie,Uint8Array:Ae,Uint16Array:Re,Uint32Array:Be,Int8Array:Ne,Int16Array:Ce,Int32Array:Ee,Uint8ClampedArray:Ae},a=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(s/i))));let h=Math.ceil(s/i/a);a*h*i<s&&h++;const u=a*h*i,l=new e.constructor(u);l.set(e,0),t.array=l;const c=new Po(t.array,a,h,n,o[t.array.constructor.name]||Ie);c.needsUpdate=!0,c.isPBOTexture=!0;const d=new Cy(c,null,null);d.setPrecision("high"),t.pboNode=d,t.pbo=d.value,this.getUniformFromNode(t.pboNode,"texture",this.shaderStage,this.context.label)}}getPropertyName(e,t=this.shaderStage){return e.isNodeUniform&&!0!==e.node.isTextureNode&&!0!==e.node.isBufferNode?t.charAt(0)+"_"+e.name:super.getPropertyName(e,t)}generatePBO(e){const{node:t,indexNode:s}=e,i=t.value;if(this.renderer.backend.has(i)){this.renderer.backend.get(i).pbo=i.pbo}const r=this.getUniformFromNode(i.pboNode,"texture",this.shaderStage,this.context.label),n=this.getPropertyName(r);this.increaseUsage(s);const o=s.build(this,"uint"),a=this.getDataFromNode(e);let h=a.propertyName;if(void 0===h){const s=this.getVarFromNode(e);h=this.getPropertyName(s);const r=this.getDataFromNode(t);let u=r.propertySizeName;void 0===u&&(u=h+"Size",this.getVarFromNode(t,u,"uint"),this.addLineFlowCode(`${u} = uint( textureSize( ${n}, 0 ).x )`,e),r.propertySizeName=u);const{itemSize:l}=i,c="."+Id.join("").slice(0,l),d=`ivec2(${o} % ${u}, ${o} / ${u})`,p=this.generateTextureLoad(null,n,d,null,"0");let m="vec4";i.pbo.type===Be?m="uvec4":i.pbo.type===Ee&&(m="ivec4"),this.addLineFlowCode(`${h} = ${m}(${p})${c}`,e),a.propertyName=h}return h}generateTextureLoad(e,t,s,i,r="0"){return i?`texelFetch( ${t}, ivec3( ${s}, ${i} ), ${r} )`:`texelFetch( ${t}, ${s}, ${r} )`}generateTexture(e,t,s,i){return e.isDepthTexture?`texture( ${t}, ${s} ).x`:(i&&(s=`vec3( ${s}, ${i} )`),`texture( ${t}, ${s} )`)}generateTextureLevel(e,t,s,i){return`textureLod( ${t}, ${s}, ${i} )`}generateTextureBias(e,t,s,i){return`texture( ${t}, ${s}, ${i} )`}generateTextureGrad(e,t,s,i){return`textureGrad( ${t}, ${s}, ${i[0]}, ${i[1]} )`}generateTextureCompare(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`texture( ${t}, vec3( ${s}, ${i} ) )`;console.error(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${n} shader.`)}getVars(e){const t=[],s=this.vars[e];if(void 0!==s)for(const e of s)t.push(`${this.getVar(e.type,e.name)};`);return t.join("\n\t")}getUniforms(e){const t=this.uniforms[e],s=[],i={};for(const r of t){let t=null,n=!1;if("texture"===r.type){const e=r.node.value;let s="";!0===e.isDataTexture&&(e.type===Be?s="u":e.type===Ee&&(s="i")),t=e.compareFunction?`sampler2DShadow ${r.name};`:!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?`${s}sampler2DArray ${r.name};`:`${s}sampler2D ${r.name};`}else if("cubeTexture"===r.type)t=`samplerCube ${r.name};`;else if("texture3D"===r.type)t=`sampler3D ${r.name};`;else if("buffer"===r.type){const e=r.node,s=this.getType(e.bufferType),i=e.bufferCount,n=i>0?i:"";t=`${e.name} {\n\t${s} ${r.name}[${n}];\n};\n`}else{t=`${this.getVectorType(r.type)} ${this.getPropertyName(r,e)};`,n=!0}const o=r.node.precision;if(null!==o&&(t=II[o]+" "+t),n){t="\t"+t;const e=r.groupNode.name;(i[e]||(i[e]=[])).push(t)}else t="uniform "+t,s.push(t)}let r="";for(const t in i){const s=i[t];r+=this._getGLSLUniformStruct(e+"_"+t,s.join("\n"))+"\n"}return r+=s.join("\n"),r}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==Ee){let s=e;e.isInterleavedBufferAttribute&&(s=e.data);const i=s.array;!1==(i instanceof Uint32Array||i instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let s=0;for(const i of e)t+=`layout( location = ${s++} ) in ${i.type} ${i.name};\n`}return t}getStructMembers(e){const t=[],s=e.getMemberTypes();for(let e=0;e<s.length;e++){const i=s[e];t.push(`layout( location = ${e} ) out ${i} m${e};`)}return t.join("\n")}getStructs(e){const t=[],s=this.structs[e];if(0===s.length)return"layout( location = 0 ) out vec4 fragColor;\n";for(let e=0,i=s.length;e<i;e++){const i=s[e];let r="\n";r+=this.getStructMembers(i),r+="\n",t.push(r)}return t.join("\n\n")}getVaryings(e){let t="";const s=this.varyings;if("vertex"===e||"compute"===e)for(const i of s){"compute"===e&&(i.needsInterpolation=!0);const s=i.type;t+=`${s.includes("int")||s.includes("uv")||s.includes("iv")?"flat ":""}${i.needsInterpolation?"out":"/*out*/"} ${s} ${i.name};\n`}else if("fragment"===e)for(const e of s)if(e.needsInterpolation){const s=e.type;t+=`${s.includes("int")||s.includes("uv")||s.includes("iv")?"flat ":""}in ${s} ${e.name};\n`}return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce(((e,t)=>e*t),1)}u`}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,s=this.shaderStage){const i=this.extensions[s]||(this.extensions[s]=new Map);!1===i.has(e)&&i.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const s=this.extensions[e];if(void 0!==s)for(const{name:e,behavior:i}of s.values())t.push(`#extension ${e} : ${i}`);return t.join("\n")}isAvailable(e){let t=PI[e];if(void 0===t){if("float32Filterable"===e){const e=this.renderer.backend.extensions;e.has("OES_texture_float_linear")?(e.get("OES_texture_float_linear"),t=!0):t=!1}PI[e]=t}return t}isFlipY(){return!0}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let s=0;s<e.length;s++){const i=e[s],r=this.getPropertyName(i.attributeNode);t+=`${i.varyingName} = ${r};\n\t`}return t}_getGLSLUniformStruct(e,t){return`\nlayout( std140 ) uniform ${e} {\n${t}\n};`}_getGLSLVertexCode(e){return`#version 300 es\n\n${this.getSignature()}\n\n// extensions \n${e.extensions}\n\n// precision\n${FI}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\n\n// attributes\n${e.attributes}\n\n// codes\n${e.codes}\n\nvoid main() {\n\n\t// vars\n\t${e.vars}\n\n\t// transforms\n\t${e.transforms}\n\n\t// flow\n\t${e.flow}\n\n\tgl_PointSize = 1.0;\n\n}\n`}_getGLSLFragmentCode(e){return`#version 300 es\n\n${this.getSignature()}\n\n// precision\n${FI}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\n\n// codes\n${e.codes}\n\n${e.structs}\n\nvoid main() {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],r=i[i.length-1];for(const e of i){const i=this.getFlowData(e),n=e.name;n&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${n}\n\t`),s+=`${i.code}\n\t`,e===r&&"compute"!==t&&(s+="// result\n\t","vertex"===t?(s+="gl_Position = ",s+=`${i.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(s+="fragColor = ",s+=`${i.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=s}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,s,i=null){const r=super.getUniformFromNode(e,t,s,i),n=this.getDataFromNode(e,s,this.globalCache);let o=n.uniformGPU;if(void 0===o){const i=e.groupNode,a=i.name,h=this.getBindGroupArray(a,s);if("texture"===t)o=new CI(r.name,r.node,i),h.push(o);else if("cubeTexture"===t)o=new RI(r.name,r.node,i),h.push(o);else if("texture3D"===t)o=new EI(r.name,r.node,i),h.push(o);else if("buffer"===t){e.name=`NodeBuffer_${e.id}`,r.name=`buffer${e.id}`;const t=new _I(e,i);t.name=e.name,h.push(t),o=t}else{const e=this.uniformGroups[s]||(this.uniformGroups[s]={});let n=e[a];void 0===n&&(n=new MI(s+"_"+a,i),e[a]=n,h.push(n)),o=this.getNodeUniform(r,t),n.addUniform(o)}n.uniformGPU=o}return r}}let OI=null,zI=null,LI=null;class VI{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null}async init(e){this.renderer=e}begin(){}finish(){}draw(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}createRenderPipeline(){}createComputePipeline(){}destroyPipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}createSampler(){}createDefaultTexture(){}createTexture(){}copyTextureToBuffer(){}createAttribute(){}createIndexAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}resolveTimestampAsync(){}hasFeatureAsync(){}hasFeature(){}getInstanceCount(e){const{object:t,geometry:s}=e;return s.isInstancedBufferGeometry?s.instanceCount:t.count>1?t.count:1}getDrawingBufferSize(){return OI=OI||new Ys,this.renderer.getDrawingBufferSize(OI)}getScissor(){return zI=zI||new xi,this.renderer.getScissor(zI)}setScissorTest(){}getClearColor(){const e=this.renderer;return LI=LI||new vS,e.getClearColor(LI),LI.getRGB(LI,this.renderer.currentColorSpace),LI}getDomElement(){let t=this.domElement;return null===t&&(t=void 0!==this.parameters.canvas?this.parameters.canvas:ti(),"setAttribute"in t&&t.setAttribute("data-engine",`three.js r${e} webgpu`),this.domElement=t),t}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let DI=0;class kI{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class GI{constructor(e){this.backend=e}createAttribute(e,t){const s=this.backend,{gl:i}=s,r=e.array,n=e.usage||i.STATIC_DRAW,o=e.isInterleavedBufferAttribute?e.data:e,a=s.get(o);let h,u=a.bufferGPU;if(void 0===u&&(u=this._createBuffer(i,t,r,n),a.bufferGPU=u,a.bufferType=t,a.version=o.version),r instanceof Float32Array)h=i.FLOAT;else if(r instanceof Uint16Array)h=e.isFloat16BufferAttribute?i.HALF_FLOAT:i.UNSIGNED_SHORT;else if(r instanceof Int16Array)h=i.SHORT;else if(r instanceof Uint32Array)h=i.UNSIGNED_INT;else if(r instanceof Int32Array)h=i.INT;else if(r instanceof Int8Array)h=i.BYTE;else if(r instanceof Uint8Array)h=i.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+r);h=i.UNSIGNED_BYTE}let l={bufferGPU:u,bufferType:t,type:h,byteLength:r.byteLength,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:h===i.INT||h===i.UNSIGNED_INT||e.gpuType===Ee,id:DI++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(i,t,r,n);l=new kI(l,e)}s.set(e,l)}updateAttribute(e){const t=this.backend,{gl:s}=t,i=e.array,r=e.isInterleavedBufferAttribute?e.data:e,n=t.get(r),o=n.bufferType,a=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(s.bindBuffer(o,n.bufferGPU),0===a.length)s.bufferSubData(o,0,i);else{for(let e=0,t=a.length;e<t;e++){const t=a[e];s.bufferSubData(o,t.start*i.BYTES_PER_ELEMENT,i,t.start,t.count)}r.clearUpdateRanges()}s.bindBuffer(o,null),n.version=r.version}destroyAttribute(e){const t=this.backend,{gl:s}=t;e.isInterleavedBufferAttribute&&t.delete(e.data);const i=t.get(e);s.deleteBuffer(i.bufferGPU),t.delete(e)}async getArrayBufferAsync(e){const t=this.backend,{gl:s}=t,i=e.isInterleavedBufferAttribute?e.data:e,{bufferGPU:r}=t.get(i),n=e.array,o=n.byteLength;s.bindBuffer(s.COPY_READ_BUFFER,r);const a=s.createBuffer();s.bindBuffer(s.COPY_WRITE_BUFFER,a),s.bufferData(s.COPY_WRITE_BUFFER,o,s.STREAM_READ),s.copyBufferSubData(s.COPY_READ_BUFFER,s.COPY_WRITE_BUFFER,0,0,o),await t.utils._clientWaitAsync();const h=new e.array.constructor(n.length);return s.bindBuffer(s.COPY_WRITE_BUFFER,a),s.getBufferSubData(s.COPY_WRITE_BUFFER,0,h),s.deleteBuffer(a),s.bindBuffer(s.COPY_READ_BUFFER,null),s.bindBuffer(s.COPY_WRITE_BUFFER,null),h.buffer}_createBuffer(e,t,s,i){const r=e.createBuffer();return e.bindBuffer(t,r),e.bufferData(t,s,i),e.bindBuffer(t,null),r}}let WI,jI,HI=!1;class qI{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},!1===HI&&(this._init(this.gl),HI=!0)}_init(e){WI={[v]:e.FUNC_ADD,[T]:e.FUNC_SUBTRACT,[_]:e.FUNC_REVERSE_SUBTRACT},jI={[M]:e.ZERO,[A]:e.ONE,[N]:e.SRC_COLOR,[R]:e.SRC_ALPHA,[U]:e.SRC_ALPHA_SATURATE,[P]:e.DST_COLOR,[B]:e.DST_ALPHA,[C]:e.ONE_MINUS_SRC_COLOR,[E]:e.ONE_MINUS_SRC_ALPHA,[F]:e.ONE_MINUS_DST_COLOR,[I]:e.ONE_MINUS_DST_ALPHA}}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;0!==e?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(1===e?t.cullFace(t.BACK):2===e?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:s}=this;e!==t&&(s.lineWidth(e),this.currentLineWidth=e)}setBlending(e,t,s,i,r,n,o,a){const{gl:h}=this;if(0!==e){if(!1===this.currentBlendingEnabled&&(this.enable(h.BLEND),this.currentBlendingEnabled=!0),5===e)r=r||t,n=n||s,o=o||i,t===this.currentBlendEquation&&r===this.currentBlendEquationAlpha||(h.blendEquationSeparate(WI[t],WI[r]),this.currentBlendEquation=t,this.currentBlendEquationAlpha=r),s===this.currentBlendSrc&&i===this.currentBlendDst&&n===this.currentBlendSrcAlpha&&o===this.currentBlendDstAlpha||(h.blendFuncSeparate(jI[s],jI[i],jI[n],jI[o]),this.currentBlendSrc=s,this.currentBlendDst=i,this.currentBlendSrcAlpha=n,this.currentBlendDstAlpha=o),this.currentBlending=e,this.currentPremultipledAlpha=!1;else if(e!==this.currentBlending||a!==this.currentPremultipledAlpha){if(this.currentBlendEquation===v&&this.currentBlendEquationAlpha===v||(h.blendEquation(h.FUNC_ADD),this.currentBlendEquation=v,this.currentBlendEquationAlpha=v),a)switch(e){case 1:h.blendFuncSeparate(h.ONE,h.ONE_MINUS_SRC_ALPHA,h.ONE,h.ONE_MINUS_SRC_ALPHA);break;case 2:h.blendFunc(h.ONE,h.ONE);break;case 3:h.blendFuncSeparate(h.ZERO,h.ONE_MINUS_SRC_COLOR,h.ZERO,h.ONE);break;case 4:h.blendFuncSeparate(h.ZERO,h.SRC_COLOR,h.ZERO,h.SRC_ALPHA);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}else switch(e){case 1:h.blendFuncSeparate(h.SRC_ALPHA,h.ONE_MINUS_SRC_ALPHA,h.ONE,h.ONE_MINUS_SRC_ALPHA);break;case 2:h.blendFunc(h.SRC_ALPHA,h.ONE);break;case 3:h.blendFuncSeparate(h.ZERO,h.ONE_MINUS_SRC_COLOR,h.ZERO,h.ONE);break;case 4:h.blendFunc(h.ZERO,h.SRC_COLOR);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentBlending=e,this.currentPremultipledAlpha=a}}else!0===this.currentBlendingEnabled&&(this.disable(h.BLEND),this.currentBlendingEnabled=!1)}setColorMask(e){this.currentColorMask!==e&&(this.gl.colorMask(e,e,e,e),this.currentColorMask=e)}setDepthTest(e){const{gl:t}=this;e?this.enable(t.DEPTH_TEST):this.disable(t.DEPTH_TEST)}setDepthMask(e){this.currentDepthMask!==e&&(this.gl.depthMask(e),this.currentDepthMask=e)}setDepthFunc(e){if(this.currentDepthFunc!==e){const{gl:t}=this;switch(e){case 0:t.depthFunc(t.NEVER);break;case 1:t.depthFunc(t.ALWAYS);break;case 2:t.depthFunc(t.LESS);break;case 3:default:t.depthFunc(t.LEQUAL);break;case 4:t.depthFunc(t.EQUAL);break;case 5:t.depthFunc(t.GEQUAL);break;case 6:t.depthFunc(t.GREATER);break;case 7:t.depthFunc(t.NOTEQUAL)}this.currentDepthFunc=e}}setStencilTest(e){const{gl:t}=this;e?this.enable(t.STENCIL_TEST):this.disable(t.STENCIL_TEST)}setStencilMask(e){this.currentStencilMask!==e&&(this.gl.stencilMask(e),this.currentStencilMask=e)}setStencilFunc(e,t,s){this.currentStencilFunc===e&&this.currentStencilRef===t&&this.currentStencilFuncMask===s||(this.gl.stencilFunc(e,t,s),this.currentStencilFunc=e,this.currentStencilRef=t,this.currentStencilFuncMask=s)}setStencilOp(e,t,s){this.currentStencilFail===e&&this.currentStencilZFail===t&&this.currentStencilZPass===s||(this.gl.stencilOp(e,t,s),this.currentStencilFail=e,this.currentStencilZFail=t,this.currentStencilZPass=s)}setMaterial(e,t){const{gl:s}=this;2===e.side?this.disable(s.CULL_FACE):this.enable(s.CULL_FACE);let i=1===e.side;t&&(i=!i),this.setFlipSided(i),1===e.blending&&!1===e.transparent?this.setBlending(0):this.setBlending(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.premultipliedAlpha),this.setDepthFunc(e.depthFunc),this.setDepthTest(e.depthTest),this.setDepthMask(e.depthWrite),this.setColorMask(e.colorWrite);const r=e.stencilWrite;this.setStencilTest(r),r&&(this.setStencilMask(e.stencilWriteMask),this.setStencilFunc(e.stencilFunc,e.stencilRef,e.stencilFuncMask),this.setStencilOp(e.stencilFail,e.stencilZFail,e.stencilZPass)),this.setPolygonOffset(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits),!0===e.alphaToCoverage&&this.backend.renderer.samples>1?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE)}setPolygonOffset(e,t,s){const{gl:i}=this;e?(this.enable(i.POLYGON_OFFSET_FILL),this.currentPolygonOffsetFactor===t&&this.currentPolygonOffsetUnits===s||(i.polygonOffset(t,s),this.currentPolygonOffsetFactor=t,this.currentPolygonOffsetUnits=s)):this.disable(i.POLYGON_OFFSET_FILL)}useProgram(e){return this.currentProgram!==e&&(this.gl.useProgram(e),this.currentProgram=e,!0)}bindFramebuffer(e,t){const{gl:s,currentBoundFramebuffers:i}=this;return i[e]!==t&&(s.bindFramebuffer(e,t),i[e]=t,e===s.DRAW_FRAMEBUFFER&&(i[s.FRAMEBUFFER]=t),e===s.FRAMEBUFFER&&(i[s.DRAW_FRAMEBUFFER]=t),!0)}drawBuffers(e,t){const{gl:s}=this;let i=[],r=!1;if(null!==e.textures){i=this.currentDrawbuffers.get(t),void 0===i&&(i=[],this.currentDrawbuffers.set(t,i));const n=e.textures;if(i.length!==n.length||i[0]!==s.COLOR_ATTACHMENT0){for(let e=0,t=n.length;e<t;e++)i[e]=s.COLOR_ATTACHMENT0+e;i.length=n.length,r=!0}}else i[0]!==s.BACK&&(i[0]=s.BACK,r=!0);r&&s.drawBuffers(i)}activeTexture(e){const{gl:t,currentTextureSlot:s,maxTextures:i}=this;void 0===e&&(e=t.TEXTURE0+i-1),s!==e&&(t.activeTexture(e),this.currentTextureSlot=e)}bindTexture(e,t,s){const{gl:i,currentTextureSlot:r,currentBoundTextures:n,maxTextures:o}=this;void 0===s&&(s=null===r?i.TEXTURE0+o-1:r);let a=n[s];void 0===a&&(a={type:void 0,texture:void 0},n[s]=a),a.type===e&&a.texture===t||(r!==s&&(i.activeTexture(s),this.currentTextureSlot=s),i.bindTexture(e,t),a.type=e,a.texture=t)}bindBufferBase(e,t,s){const{gl:i}=this,r=`${e}-${t}`;return this.currentBoundBufferBases[r]!==s&&(i.bindBufferBase(e,t,s),this.currentBoundBufferBases[r]=s,!0)}unbindTexture(){const{gl:e,currentTextureSlot:t,currentBoundTextures:s}=this,i=s[t];void 0!==i&&void 0!==i.type&&(e.bindTexture(i.type,null),i.type=void 0,i.texture=void 0)}}class $I{constructor(e){this.backend=e,this.gl=this.backend.gl,this.extensions=e.extensions}convert(e,t=""){const{gl:s,extensions:i}=this;let r;if(e===Ae)return s.UNSIGNED_BYTE;if(1017===e)return s.UNSIGNED_SHORT_4_4_4_4;if(1018===e)return s.UNSIGNED_SHORT_5_5_5_1;if(e===ze)return s.UNSIGNED_INT_5_9_9_9_REV;if(e===Ne)return s.BYTE;if(e===Ce)return s.SHORT;if(e===Re)return s.UNSIGNED_SHORT;if(e===Ee)return s.INT;if(e===Be)return s.UNSIGNED_INT;if(e===Ie)return s.FLOAT;if(e===Pe)return s.HALF_FLOAT;if(1021===e)return s.ALPHA;if(e===Ve)return s.RGB;if(e===De)return s.RGBA;if(1024===e)return s.LUMINANCE;if(1025===e)return s.LUMINANCE_ALPHA;if(e===We)return s.DEPTH_COMPONENT;if(e===je)return s.DEPTH_STENCIL;if(e===He)return s.RED;if(e===qe)return s.RED_INTEGER;if(e===$e)return s.RG;if(e===Xe)return s.RG_INTEGER;if(e===Ze)return s.RGBA_INTEGER;if(e===Je||e===Ke||e===Qe||e===et)if(t===Zt){if(r=i.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(e===Je)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(e===Ke)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(e===Qe)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(e===et)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=i.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(e===Je)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(e===Ke)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(e===Qe)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(e===et)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(e===tt||e===st||e===it||e===rt){if(r=i.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(e===tt)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(e===st)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(e===it)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(e===rt)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(e===nt||e===ot||e===at){if(r=i.get("WEBGL_compressed_texture_etc"),null===r)return null;if(e===nt||e===ot)return t===Zt?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(e===at)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(e===ht||e===ut||e===lt||e===ct||e===dt||e===pt||e===mt||e===gt||e===ft||e===yt||e===xt||e===bt||e===vt||e===Tt){if(r=i.get("WEBGL_compressed_texture_astc"),null===r)return null;if(e===ht)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(e===ut)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(e===lt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(e===ct)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(e===dt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(e===pt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(e===mt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(e===gt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(e===ft)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(e===yt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(e===xt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(e===bt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(e===vt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(e===Tt)return t===Zt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(e===_t){if(r=i.get("EXT_texture_compression_bptc"),null===r)return null;if(e===_t)return t===Zt?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT}if(36283===e||e===At||e===Nt||e===Ct){if(r=i.get("EXT_texture_compression_rgtc"),null===r)return null;if(e===_t)return r.COMPRESSED_RED_RGTC1_EXT;if(e===At)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(e===Nt)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(e===Ct)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return e===Oe?s.UNSIGNED_INT_24_8:void 0!==s[e]?s[e]:null}_clientWaitAsync(){const{gl:e}=this,t=e.fenceSync(e.SYNC_GPU_COMMANDS_COMPLETE,0);return e.flush(),new Promise(((s,i)=>{!function r(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void i();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),s()):requestAnimationFrame(r)}()}))}}let XI,YI,ZI,JI=!1;class KI{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},!1===JI&&(this._init(this.gl),JI=!0)}_init(e){XI={[pe]:e.REPEAT,[me]:e.CLAMP_TO_EDGE,[ge]:e.MIRRORED_REPEAT},YI={[fe]:e.NEAREST,[ye]:e.NEAREST_MIPMAP_NEAREST,[be]:e.NEAREST_MIPMAP_LINEAR,[Te]:e.LINEAR,[_e]:e.LINEAR_MIPMAP_NEAREST,[Se]:e.LINEAR_MIPMAP_LINEAR},ZI={[fs]:e.NEVER,[ws]:e.ALWAYS,[ys]:e.LESS,[bs]:e.LEQUAL,[xs]:e.EQUAL,[_s]:e.GEQUAL,[vs]:e.GREATER,[Ts]:e.NOTEQUAL}}filterFallback(e){const{gl:t}=this;return e===fe||e===ye||e===be?t.NEAREST:t.LINEAR}getGLTextureType(e){const{gl:t}=this;let s;return s=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,s}getInternalFormat(e,t,s,i,r=!1){const{gl:n,extensions:o}=this;if(null!==e){if(void 0!==n[e])return n[e];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+e+"'")}let a=t;return t===n.RED&&(s===n.FLOAT&&(a=n.R32F),s===n.HALF_FLOAT&&(a=n.R16F),s===n.UNSIGNED_BYTE&&(a=n.R8),s===n.UNSIGNED_SHORT&&(a=n.R16),s===n.UNSIGNED_INT&&(a=n.R32UI),s===n.BYTE&&(a=n.R8I),s===n.SHORT&&(a=n.R16I),s===n.INT&&(a=n.R32I)),t===n.RED_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.R8UI),s===n.UNSIGNED_SHORT&&(a=n.R16UI),s===n.UNSIGNED_INT&&(a=n.R32UI),s===n.BYTE&&(a=n.R8I),s===n.SHORT&&(a=n.R16I),s===n.INT&&(a=n.R32I)),t===n.RG&&(s===n.FLOAT&&(a=n.RG32F),s===n.HALF_FLOAT&&(a=n.RG16F),s===n.UNSIGNED_BYTE&&(a=n.RG8),s===n.UNSIGNED_SHORT&&(a=n.RG16),s===n.UNSIGNED_INT&&(a=n.RG32UI),s===n.BYTE&&(a=n.RG8I),s===n.SHORT&&(a=n.RG16I),s===n.INT&&(a=n.RG32I)),t===n.RG_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RG8UI),s===n.UNSIGNED_SHORT&&(a=n.RG16UI),s===n.UNSIGNED_INT&&(a=n.RG32UI),s===n.BYTE&&(a=n.RG8I),s===n.SHORT&&(a=n.RG16I),s===n.INT&&(a=n.RG32I)),t===n.RGB&&(s===n.FLOAT&&(a=n.RGB32F),s===n.HALF_FLOAT&&(a=n.RGB16F),s===n.UNSIGNED_BYTE&&(a=n.RGB8),s===n.UNSIGNED_SHORT&&(a=n.RGB16),s===n.UNSIGNED_INT&&(a=n.RGB32UI),s===n.BYTE&&(a=n.RGB8I),s===n.SHORT&&(a=n.RGB16I),s===n.INT&&(a=n.RGB32I),s===n.UNSIGNED_BYTE&&(a=i===Zt&&!1===r?n.SRGB8:n.RGB8),s===n.UNSIGNED_SHORT_5_6_5&&(a=n.RGB565),s===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1),s===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGB4),s===n.UNSIGNED_INT_5_9_9_9_REV&&(a=n.RGB9_E5)),t===n.RGB_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RGB8UI),s===n.UNSIGNED_SHORT&&(a=n.RGB16UI),s===n.UNSIGNED_INT&&(a=n.RGB32UI),s===n.BYTE&&(a=n.RGB8I),s===n.SHORT&&(a=n.RGB16I),s===n.INT&&(a=n.RGB32I)),t===n.RGBA&&(s===n.FLOAT&&(a=n.RGBA32F),s===n.HALF_FLOAT&&(a=n.RGBA16F),s===n.UNSIGNED_BYTE&&(a=n.RGBA8),s===n.UNSIGNED_SHORT&&(a=n.RGBA16),s===n.UNSIGNED_INT&&(a=n.RGBA32UI),s===n.BYTE&&(a=n.RGBA8I),s===n.SHORT&&(a=n.RGBA16I),s===n.INT&&(a=n.RGBA32I),s===n.UNSIGNED_BYTE&&(a=i===Zt&&!1===r?n.SRGB8_ALPHA8:n.RGBA8),s===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGBA4),s===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1)),t===n.RGBA_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RGBA8UI),s===n.UNSIGNED_SHORT&&(a=n.RGBA16UI),s===n.UNSIGNED_INT&&(a=n.RGBA32UI),s===n.BYTE&&(a=n.RGBA8I),s===n.SHORT&&(a=n.RGBA16I),s===n.INT&&(a=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(s===n.UNSIGNED_INT&&(a=n.DEPTH24_STENCIL8),s===n.FLOAT&&(a=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&s===n.UNSIGNED_INT_24_8&&(a=n.DEPTH24_STENCIL8),a!==n.R16F&&a!==n.R32F&&a!==n.RG16F&&a!==n.RG32F&&a!==n.RGBA16F&&a!==n.RGBA32F||o.get("EXT_color_buffer_float"),a}setTextureParameters(e,t){const{gl:s,extensions:i,backend:r}=this;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,t.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,t.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE),s.texParameteri(e,s.TEXTURE_WRAP_S,XI[t.wrapS]),s.texParameteri(e,s.TEXTURE_WRAP_T,XI[t.wrapT]),e!==s.TEXTURE_3D&&e!==s.TEXTURE_2D_ARRAY||s.texParameteri(e,s.TEXTURE_WRAP_R,XI[t.wrapR]),s.texParameteri(e,s.TEXTURE_MAG_FILTER,YI[t.magFilter]);const n=void 0!==t.mipmaps&&t.mipmaps.length>0,o=t.minFilter===Te&&n?Se:t.minFilter;if(s.texParameteri(e,s.TEXTURE_MIN_FILTER,YI[o]),t.compareFunction&&(s.texParameteri(e,s.TEXTURE_COMPARE_MODE,s.COMPARE_REF_TO_TEXTURE),s.texParameteri(e,s.TEXTURE_COMPARE_FUNC,ZI[t.compareFunction])),!0===i.has("EXT_texture_filter_anisotropic")){if(t.magFilter===fe)return;if(t.minFilter!==be&&t.minFilter!==Se)return;if(t.type===Ie&&!1===i.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=i.get("EXT_texture_filter_anisotropic");s.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,r.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:s,defaultTextures:i}=this,r=this.getGLTextureType(e);let n=i[r];void 0===n&&(n=t.createTexture(),s.state.bindTexture(r,n),t.texParameteri(r,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(r,t.TEXTURE_MAG_FILTER,t.NEAREST),i[r]=n),s.set(e,{textureGPU:n,glTextureType:r,isDefault:!0})}createTexture(e,t){const{gl:s,backend:i}=this,{levels:r,width:n,height:o,depth:a}=t,h=i.utils.convert(e.format,e.colorSpace),u=i.utils.convert(e.type),l=this.getInternalFormat(e.internalFormat,h,u,e.colorSpace,e.isVideoTexture),c=s.createTexture(),d=this.getGLTextureType(e);i.state.bindTexture(d,c),this.setTextureParameters(d,e),e.isDataArrayTexture||e.isCompressedArrayTexture?s.texStorage3D(s.TEXTURE_2D_ARRAY,r,l,n,o,a):e.isData3DTexture?s.texStorage3D(s.TEXTURE_3D,r,l,n,o,a):e.isVideoTexture||s.texStorage2D(d,r,l,n,o),i.set(e,{textureGPU:c,glTextureType:d,glFormat:h,glType:u,glInternalFormat:l})}copyBufferToTexture(e,t){const{gl:s,backend:i}=this,{textureGPU:r,glTextureType:n,glFormat:o,glType:a}=i.get(t),{width:h,height:u}=t.source.data;s.bindBuffer(s.PIXEL_UNPACK_BUFFER,e),i.state.bindTexture(n,r),s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,!1),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),s.texSubImage2D(n,0,0,0,h,u,o,a,0),s.bindBuffer(s.PIXEL_UNPACK_BUFFER,null),i.state.unbindTexture()}updateTexture(e,t){const{gl:s}=this,{width:i,height:r}=t,{textureGPU:n,glTextureType:o,glFormat:a,glType:h,glInternalFormat:u}=this.backend.get(e);if(e.isRenderTargetTexture||void 0===n)return;const l=e=>e.isDataTexture?e.image.data:e instanceof ImageBitmap||e instanceof OffscreenCanvas||e instanceof HTMLImageElement||e instanceof HTMLCanvasElement?e:e.data;if(this.backend.state.bindTexture(o,n),this.setTextureParameters(o,e),e.isCompressedTexture){const i=e.mipmaps,r=t.image;for(let t=0;t<i.length;t++){const n=i[t];e.isCompressedArrayTexture?e.format!==s.RGBA?null!==a?s.compressedTexSubImage3D(s.TEXTURE_2D_ARRAY,t,0,0,0,n.width,n.height,r.depth,a,n.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):s.texSubImage3D(s.TEXTURE_2D_ARRAY,t,0,0,0,n.width,n.height,r.depth,a,h,n.data):null!==a?s.compressedTexSubImage2D(s.TEXTURE_2D,t,0,0,n.width,n.height,a,n.data):console.warn("Unsupported compressed texture format")}}else if(e.isCubeTexture){const e=t.images;for(let t=0;t<6;t++){const n=l(e[t]);s.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,0,0,i,r,a,h,n)}}else if(e.isDataArrayTexture){const e=t.image;s.texSubImage3D(s.TEXTURE_2D_ARRAY,0,0,0,0,e.width,e.height,e.depth,a,h,e.data)}else if(e.isData3DTexture){const e=t.image;s.texSubImage3D(s.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,a,h,e.data)}else if(e.isVideoTexture)e.update(),s.texImage2D(o,0,u,a,h,t.image);else{const e=l(t.image);s.texSubImage2D(o,0,0,0,i,r,a,h,e)}}generateMipmaps(e){const{gl:t,backend:s}=this,{textureGPU:i,glTextureType:r}=s.get(e);s.state.bindTexture(r,i),t.generateMipmap(r)}deallocateRenderBuffers(e){const{gl:t,backend:s}=this;if(e){const i=s.get(e);if(i.renderBufferStorageSetup=void 0,i.framebuffers){for(const e in i.framebuffers)t.deleteFramebuffer(i.framebuffers[e]);delete i.framebuffers}if(i.depthRenderbuffer&&(t.deleteRenderbuffer(i.depthRenderbuffer),delete i.depthRenderbuffer),i.stencilRenderbuffer&&(t.deleteRenderbuffer(i.stencilRenderbuffer),delete i.stencilRenderbuffer),i.msaaFrameBuffer&&(t.deleteFramebuffer(i.msaaFrameBuffer),delete i.msaaFrameBuffer),i.msaaRenderbuffers){for(let e=0;e<i.msaaRenderbuffers.length;e++)t.deleteRenderbuffer(i.msaaRenderbuffers[e]);delete i.msaaRenderbuffers}}}destroyTexture(e){const{gl:t,backend:s}=this,{textureGPU:i,renderTarget:r}=s.get(e);this.deallocateRenderBuffers(r),t.deleteTexture(i),s.delete(e)}copyTextureToTexture(e,t,s=null,i=null,r=0){const{gl:n,backend:o}=this,{state:a}=this.backend,{textureGPU:h,glTextureType:u,glType:l,glFormat:c}=o.get(t);let d,p,m,g,f,y;null!==s?(d=s.max.x-s.min.x,p=s.max.y-s.min.y,m=s.min.x,g=s.min.y):(d=e.image.width,p=e.image.height,m=0,g=0),null!==i?(f=i.x,y=i.y):(f=0,y=0),a.bindTexture(u,h),n.pixelStorei(n.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(n.UNPACK_ALIGNMENT,t.unpackAlignment);const x=n.getParameter(n.UNPACK_ROW_LENGTH),b=n.getParameter(n.UNPACK_IMAGE_HEIGHT),v=n.getParameter(n.UNPACK_SKIP_PIXELS),T=n.getParameter(n.UNPACK_SKIP_ROWS),_=n.getParameter(n.UNPACK_SKIP_IMAGES),w=e.isCompressedTexture?e.mipmaps[r]:e.image;if(n.pixelStorei(n.UNPACK_ROW_LENGTH,w.width),n.pixelStorei(n.UNPACK_IMAGE_HEIGHT,w.height),n.pixelStorei(n.UNPACK_SKIP_PIXELS,m),n.pixelStorei(n.UNPACK_SKIP_ROWS,g),e.isRenderTargetTexture||e.isDepthTexture){const s=o.get(e),i=o.get(t),r=o.get(s.renderTarget),h=o.get(i.renderTarget),u=r.framebuffers[s.cacheKey],l=h.framebuffers[i.cacheKey];a.bindFramebuffer(n.READ_FRAMEBUFFER,u),a.bindFramebuffer(n.DRAW_FRAMEBUFFER,l);let c=n.COLOR_BUFFER_BIT;e.isDepthTexture&&(c=n.DEPTH_BUFFER_BIT),n.blitFramebuffer(m,g,d,p,f,y,d,p,c,n.NEAREST),a.bindFramebuffer(n.READ_FRAMEBUFFER,null),a.bindFramebuffer(n.DRAW_FRAMEBUFFER,null)}else e.isDataTexture?n.texSubImage2D(n.TEXTURE_2D,r,f,y,d,p,c,l,w.data):e.isCompressedTexture?n.compressedTexSubImage2D(n.TEXTURE_2D,r,f,y,w.width,w.height,c,w.data):n.texSubImage2D(n.TEXTURE_2D,r,f,y,d,p,c,l,w);n.pixelStorei(n.UNPACK_ROW_LENGTH,x),n.pixelStorei(n.UNPACK_IMAGE_HEIGHT,b),n.pixelStorei(n.UNPACK_SKIP_PIXELS,v),n.pixelStorei(n.UNPACK_SKIP_ROWS,T),n.pixelStorei(n.UNPACK_SKIP_IMAGES,_),0===r&&t.generateMipmaps&&n.generateMipmap(n.TEXTURE_2D),a.unbindTexture()}copyFramebufferToTexture(e,t,s){const{gl:i}=this,{state:r}=this.backend,{textureGPU:n}=this.backend.get(e),{x:o,y:a,z:h,w:u}=s,l=!0===e.isDepthTexture||t.renderTarget&&t.renderTarget.samples>0,c=t.renderTarget?t.renderTarget.height:this.backend.gerDrawingBufferSize().y;if(l){const s=0!==o||0!==a;let l,d;if(!0===e.isDepthTexture?(l=i.DEPTH_BUFFER_BIT,d=i.DEPTH_ATTACHMENT,t.stencil&&(l|=i.STENCIL_BUFFER_BIT)):(l=i.COLOR_BUFFER_BIT,d=i.COLOR_ATTACHMENT0),s){const e=this.backend.get(t.renderTarget),s=e.framebuffers[t.getCacheKey()],d=e.msaaFrameBuffer;r.bindFramebuffer(i.DRAW_FRAMEBUFFER,s),r.bindFramebuffer(i.READ_FRAMEBUFFER,d);const p=c-a-u;i.blitFramebuffer(o,p,o+h,p+u,o,p,o+h,p+u,l,i.NEAREST),r.bindFramebuffer(i.READ_FRAMEBUFFER,s),r.bindTexture(i.TEXTURE_2D,n),i.copyTexSubImage2D(i.TEXTURE_2D,0,0,0,o,p,h,u),r.unbindTexture()}else{const e=i.createFramebuffer();r.bindFramebuffer(i.DRAW_FRAMEBUFFER,e),i.framebufferTexture2D(i.DRAW_FRAMEBUFFER,d,i.TEXTURE_2D,n,0),i.blitFramebuffer(0,0,h,u,0,0,h,u,l,i.NEAREST),i.deleteFramebuffer(e)}}else r.bindTexture(i.TEXTURE_2D,n),i.copyTexSubImage2D(i.TEXTURE_2D,0,0,0,o,c-u-a,h,u),r.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t){const{gl:s}=this,i=t.renderTarget,{samples:r,depthTexture:n,depthBuffer:o,stencilBuffer:a,width:h,height:u}=i;if(s.bindRenderbuffer(s.RENDERBUFFER,e),o&&!a){let t=s.DEPTH_COMPONENT24;r>0?(n&&n.isDepthTexture&&n.type===s.FLOAT&&(t=s.DEPTH_COMPONENT32F),s.renderbufferStorageMultisample(s.RENDERBUFFER,r,t,h,u)):s.renderbufferStorage(s.RENDERBUFFER,t,h,u),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,e)}else o&&a&&(r>0?s.renderbufferStorageMultisample(s.RENDERBUFFER,r,s.DEPTH24_STENCIL8,h,u):s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_STENCIL,h,u),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_STENCIL_ATTACHMENT,s.RENDERBUFFER,e))}async copyTextureToBuffer(e,t,s,i,r,n){const{backend:o,gl:a}=this,{textureGPU:h,glFormat:u,glType:l}=this.backend.get(e),c=a.createFramebuffer();a.bindFramebuffer(a.READ_FRAMEBUFFER,c);const d=e.isCubeTexture?a.TEXTURE_CUBE_MAP_POSITIVE_X+n:a.TEXTURE_2D;a.framebufferTexture2D(a.READ_FRAMEBUFFER,a.COLOR_ATTACHMENT0,d,h,0);const p=this._getTypedArrayType(l),m=i*r*this._getBytesPerTexel(l,u),g=a.createBuffer();a.bindBuffer(a.PIXEL_PACK_BUFFER,g),a.bufferData(a.PIXEL_PACK_BUFFER,m,a.STREAM_READ),a.readPixels(t,s,i,r,u,l,0),a.bindBuffer(a.PIXEL_PACK_BUFFER,null),await o.utils._clientWaitAsync();const f=new p(m/p.BYTES_PER_ELEMENT);return a.bindBuffer(a.PIXEL_PACK_BUFFER,g),a.getBufferSubData(a.PIXEL_PACK_BUFFER,0,f),a.bindBuffer(a.PIXEL_PACK_BUFFER,null),a.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:s}=this;let i=0;return e===s.UNSIGNED_BYTE&&(i=1),e!==s.UNSIGNED_SHORT_4_4_4_4&&e!==s.UNSIGNED_SHORT_5_5_5_1&&e!==s.UNSIGNED_SHORT_5_6_5&&e!==s.UNSIGNED_SHORT&&e!==s.HALF_FLOAT||(i=2),e!==s.UNSIGNED_INT&&e!==s.FLOAT||(i=4),t===s.RGBA?4*i:t===s.RGB?3*i:t===s.ALPHA?i:void 0}}class QI{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class eP{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const s=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const tP={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBKIT_WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-bc",EXT_texture_compression_bptc:"texture-compression-bptc",EXT_disjoint_timer_query_webgl2:"timestamp-query"};class sP{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:s,mode:i,object:r,type:n,info:o,index:a}=this;0!==a?s.drawElements(i,t,n,e):s.drawArrays(i,e,t),o.update(r,t,i,1)}renderInstances(e,t,s){const{gl:i,mode:r,type:n,index:o,object:a,info:h}=this;0!==s&&(0!==o?i.drawElementsInstanced(r,t,n,e,s):i.drawArraysInstanced(r,e,t,s),h.update(a,t,r,s))}renderMultiDraw(e,t,s){const{extensions:i,mode:r,object:n,info:o}=this;if(0===s)return;const a=i.get("WEBGL_multi_draw");if(null===a)for(let i=0;i<s;i++)this.render(e[i],t[i]);else{0!==this.index?a.multiDrawElementsWEBGL(r,t,0,this.type,e,0,s):a.multiDrawArraysWEBGL(r,e,0,t,0,s);let i=0;for(let e=0;e<s;e++)i+=t[e];o.update(n,i,r,1)}}renderMultiDrawInstances(e,t,s,i){const{extensions:r,mode:n,object:o,info:a}=this;if(0===s)return;const h=r.get("WEBGL_multi_draw");if(null===h)for(let r=0;r<s;r++)this.renderInstances(e[r],t[r],i[r]);else{0!==this.index?h.multiDrawElementsInstancedWEBGL(n,t,0,this.type,e,0,i,0,s):h.multiDrawArraysInstancedWEBGL(n,e,0,t,0,i,0,s);let r=0;for(let e=0;e<s;e++)r+=t[e]*i[e];a.update(o,r,n,1)}}}class iP extends VI{constructor(e={}){super(e),this.isWebGLBackend=!0}init(e){super.init(e);const t=this.parameters,s=void 0!==t.context?t.context:e.domElement.getContext("webgl2");function i(t){t.preventDefault();const s={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(s)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new QI(this),this.capabilities=new eP(this),this.attributeUtils=new GI(this),this.textureUtils=new KI(this),this.bufferRenderer=new sP(this),this.state=new qI(this),this.utils=new $I(this),this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.trackTimestamp=!0===t.trackTimestamp,this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this._knownBindings=new WeakSet,this._currentContext=null}get coordinateSystem(){return Us}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async waitForGPU(){await this.utils._clientWaitAsync()}initTimestampQuery(e){if(!this.disjoint||!this.trackTimestamp)return;const t=this.get(e);if(this.queryRunning)return t.queryQueue||(t.queryQueue=[]),void t.queryQueue.push(e);t.activeQuery&&(this.gl.endQuery(this.disjoint.TIME_ELAPSED_EXT),t.activeQuery=null),t.activeQuery=this.gl.createQuery(),null!==t.activeQuery&&(this.gl.beginQuery(this.disjoint.TIME_ELAPSED_EXT,t.activeQuery),this.queryRunning=!0)}prepareTimestampBuffer(e){if(!this.disjoint||!this.trackTimestamp)return;const t=this.get(e);if(t.activeQuery&&(this.gl.endQuery(this.disjoint.TIME_ELAPSED_EXT),t.gpuQueries||(t.gpuQueries=[]),t.gpuQueries.push({query:t.activeQuery}),t.activeQuery=null,this.queryRunning=!1,t.queryQueue&&t.queryQueue.length>0)){const e=t.queryQueue.shift();this.initTimestampQuery(e)}}async resolveTimestampAsync(e,t="render"){if(!this.disjoint||!this.trackTimestamp)return;const s=this.get(e);s.gpuQueries||(s.gpuQueries=[]);for(let e=0;e<s.gpuQueries.length;e++){const i=s.gpuQueries[e],r=this.gl.getQueryParameter(i.query,this.gl.QUERY_RESULT_AVAILABLE),n=this.gl.getParameter(this.disjoint.GPU_DISJOINT_EXT);if(r&&!n){const r=this.gl.getQueryParameter(i.query,this.gl.QUERY_RESULT),n=Number(r)/1e6;this.gl.deleteQuery(i.query),s.gpuQueries.splice(e,1),e--,this.renderer.info.updateTimestamp(t,n)}}}getContext(){return this.gl}beginRender(e){const{gl:t}=this,s=this.get(e);if(this.initTimestampQuery(e),s.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1),e.viewport?this.updateViewport(e):t.viewport(0,0,t.drawingBufferWidth,t.drawingBufferHeight),e.scissor){const{x:s,y:i,width:r,height:n}=e.scissorValue;t.scissor(s,e.height-n-i,r,n)}const i=e.occlusionQueryCount;i>0&&(s.currentOcclusionQueries=s.occlusionQueries,s.currentOcclusionQueryObjects=s.occlusionQueryObjects,s.lastOcclusionObject=null,s.occlusionQueries=new Array(i),s.occlusionQueryObjects=new Array(i),s.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:s}=this,i=this.get(e),r=i.previousContext,n=e.occlusionQueryCount;n>0&&(n>i.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const o=e.textures;if(null!==o)for(let e=0;e<o.length;e++){const t=o[e];t.generateMipmaps&&this.generateMipmaps(t)}if(this._currentContext=r,null!==e.textures&&e.renderTarget){const i=this.get(e.renderTarget),{samples:r}=e.renderTarget;if(r>0){const r=i.framebuffers[e.getCacheKey()],n=t.COLOR_BUFFER_BIT,o=i.msaaFrameBuffer,a=e.textures;s.bindFramebuffer(t.READ_FRAMEBUFFER,o),s.bindFramebuffer(t.DRAW_FRAMEBUFFER,r);for(let s=0;s<a.length;s++)if(e.scissor){const{x:s,y:r,width:o,height:a}=e.scissorValue,h=e.height-a-r;t.blitFramebuffer(s,h,s+o,h+a,s,h,s+o,h+a,n,t.NEAREST),t.invalidateSubFramebuffer(t.READ_FRAMEBUFFER,i.invalidationArray,s,h,o,a)}else t.blitFramebuffer(0,0,e.width,e.height,0,0,e.width,e.height,n,t.NEAREST),t.invalidateFramebuffer(t.READ_FRAMEBUFFER,i.invalidationArray)}}null!==r&&(this._setFramebuffer(r),r.viewport?this.updateViewport(r):t.viewport(0,0,t.drawingBufferWidth,t.drawingBufferHeight)),this.prepareTimestampBuffer(e)}resolveOccludedAsync(e){const t=this.get(e),{currentOcclusionQueries:s,currentOcclusionQueryObjects:i}=t;if(s&&i){const e=new WeakSet,{gl:r}=this;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueries=null;const n=()=>{let o=0;for(let t=0;t<s.length;t++){const n=s[t];null!==n&&(r.getQueryParameter(n,r.QUERY_RESULT_AVAILABLE)&&(r.getQueryParameter(n,r.QUERY_RESULT)>0&&e.add(i[t]),s[t]=null,r.deleteQuery(n),o++))}o<s.length?requestAnimationFrame(n):t.occluded=e};n()}}isOccluded(e,t){const s=this.get(e);return s.occluded&&s.occluded.has(t)}updateViewport(e){const t=this.gl,{x:s,y:i,width:r,height:n}=e.viewportValue;t.viewport(s,e.height-n-i,r,n)}setScissorTest(e){const t=this.gl;e?t.enable(t.SCISSOR_TEST):t.disable(t.SCISSOR_TEST)}clear(e,t,s,i=null,r=!0){const{gl:n}=this;if(null===i){const e=this.getClearColor();e.r*=e.a,e.g*=e.a,e.b*=e.a,i={textures:null,clearColorValue:e}}let o=0;if(e&&(o|=n.COLOR_BUFFER_BIT),t&&(o|=n.DEPTH_BUFFER_BIT),s&&(o|=n.STENCIL_BUFFER_BIT),0!==o){let a;if(i.clearColorValue?a=i.clearColorValue:(a=this.getClearColor(),a.r*=a.a,a.g*=a.a,a.b*=a.a),t&&this.state.setDepthMask(!0),null===i.textures)n.clearColor(a.r,a.g,a.b,a.a),n.clear(o);else{if(r&&this._setFramebuffer(i),e)for(let e=0;e<i.textures.length;e++)n.clearBufferfv(n.COLOR,e,[a.r,a.g,a.b,a.a]);t&&s?n.clearBufferfi(n.DEPTH_STENCIL,0,1,0):t?n.clearBufferfv(n.DEPTH,0,[1]):s&&n.clearBufferiv(n.STENCIL,0,[0])}}}beginCompute(e){const{state:t,gl:s}=this;t.bindFramebuffer(s.FRAMEBUFFER,null),this.initTimestampQuery(e)}compute(e,t,s,i){const{state:r,gl:n}=this;this.discard||(n.enable(n.RASTERIZER_DISCARD),this.discard=!0);const{programGPU:o,transformBuffers:a,attributes:h}=this.get(i),u=this._getVaoKey(null,h),l=this.vaoCache[u];void 0===l?this._createVao(null,h):n.bindVertexArray(l),r.useProgram(o),this._bindUniforms(s);const c=this._getTransformFeedback(a);n.bindTransformFeedback(n.TRANSFORM_FEEDBACK,c),n.beginTransformFeedback(n.POINTS),h[0].isStorageInstancedBufferAttribute?n.drawArraysInstanced(n.POINTS,0,1,t.count):n.drawArrays(n.POINTS,0,t.count),n.endTransformFeedback(),n.bindTransformFeedback(n.TRANSFORM_FEEDBACK,null);for(let e=0;e<a.length;e++){const t=a[e];t.pbo&&this.textureUtils.copyBufferToTexture(t.transformBuffer,t.pbo),t.switchBuffers()}}finishCompute(e){const t=this.gl;this.discard=!1,t.disable(t.RASTERIZER_DISCARD),this.prepareTimestampBuffer(e),this._currentContext&&this._setFramebuffer(this._currentContext)}draw(e){const{object:t,pipeline:s,material:i,context:r}=e,{programGPU:n}=this.get(s),{gl:o,state:a}=this,h=this.get(r),u=e.getDrawParameters();if(null===u)return;this._bindUniforms(e.getBindings());const l=t.isMesh&&t.matrixWorld.determinant()<0;a.setMaterial(i,l),a.useProgram(n);let c=e.staticVao;if(void 0===c){const t=this._getVaoKey(e.getIndex(),e.getAttributes());if(c=this.vaoCache[t],void 0===c){let t;({vaoGPU:c,staticVao:t}=this._createVao(e.getIndex(),e.getAttributes())),t&&(e.staticVao=c)}}o.bindVertexArray(c);const d=e.getIndex(),p=h.lastOcclusionObject;if(p!==t&&void 0!==p){if(null!==p&&!0===p.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),h.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),h.occlusionQueries[h.occlusionQueryIndex]=e,h.occlusionQueryObjects[h.occlusionQueryIndex]=t}h.lastOcclusionObject=t}const m=this.bufferRenderer;t.isPoints?m.mode=o.POINTS:t.isLineSegments?m.mode=o.LINES:t.isLine?m.mode=o.LINE_STRIP:t.isLineLoop?m.mode=o.LINE_LOOP:!0===i.wireframe?(a.setLineWidth(i.wireframeLinewidth*this.renderer.getPixelRatio()),m.mode=o.LINES):m.mode=o.TRIANGLES;const{vertexCount:g,instanceCount:f}=u;let{firstVertex:y}=u;if(m.object=t,null!==d){y*=d.array.BYTES_PER_ELEMENT;const e=this.get(d);m.index=d.count,m.type=e.type}else m.index=0;var x;t.isBatchedMesh?null!==t._multiDrawInstances?m.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances):this.hasFeature("WEBGL_multi_draw")?m.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):(x="THREE.WebGLRenderer: WEBGL_multi_draw not supported.")in si||(si[x]=!0,console.warn(x)):f>1?m.renderInstances(y,g,f):m.render(y,g),o.bindVertexArray(null)}needsRenderUpdate(){return!1}getRenderCacheKey(){return""}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}copyTextureToBuffer(e,t,s,i,r,n){return this.textureUtils.copyTextureToBuffer(e,t,s,i,r,n)}createSampler(){}destroySampler(){}createNodeBuilder(e,t){return new UI(e,t)}createProgram(e){const t=this.gl,{stage:s,code:i}=e,r="fragment"===s?t.createShader(t.FRAGMENT_SHADER):t.createShader(t.VERTEX_SHADER);t.shaderSource(r,i),t.compileShader(r),this.set(e,{shaderGPU:r})}destroyProgram(){console.warn("Abstract class.")}createRenderPipeline(e,t){const s=this.gl,i=e.pipeline,{fragmentProgram:r,vertexProgram:n}=i,o=s.createProgram(),a=this.get(r).shaderGPU,h=this.get(n).shaderGPU;if(s.attachShader(o,a),s.attachShader(o,h),s.linkProgram(o),this.set(i,{programGPU:o,fragmentShader:a,vertexShader:h}),null!==t&&this.parallel){const r=new Promise((t=>{const r=this.parallel,n=()=>{s.getProgramParameter(o,r.COMPLETION_STATUS_KHR)?(this._completeCompile(e,i),t()):requestAnimationFrame(n)};n()}));t.push(r)}else this._completeCompile(e,i)}_handleSource(e,t){const s=e.split("\n"),i=[],r=Math.max(t-6,0),n=Math.min(t+6,s.length);for(let e=r;e<n;e++){const r=e+1;i.push(`${r===t?">":" "} ${r}: ${s[e]}`)}return i.join("\n")}_getShaderErrors(e,t,s){const i=e.getShaderParameter(t,e.COMPILE_STATUS),r=e.getShaderInfoLog(t).trim();if(i&&""===r)return"";const n=/ERROR: 0:(\d+)/.exec(r);if(n){const i=parseInt(n[1]);return s.toUpperCase()+"\n\n"+r+"\n\n"+this._handleSource(e.getShaderSource(t),i)}return r}_logProgramError(e,t,s){if(this.renderer.debug.checkShaderErrors){const i=this.gl,r=i.getProgramInfoLog(e).trim();if(!1===i.getProgramParameter(e,i.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(i,e,s,t);else{const n=this._getShaderErrors(i,s,"vertex"),o=this._getShaderErrors(i,t,"fragment");console.error("THREE.WebGLProgram: Shader Error "+i.getError()+" - VALIDATE_STATUS "+i.getProgramParameter(e,i.VALIDATE_STATUS)+"\n\nProgram Info Log: "+r+"\n"+n+"\n"+o)}else""!==r&&console.warn("THREE.WebGLProgram: Program Info Log:",r)}}_completeCompile(e,t){const{state:s,gl:i}=this,r=this.get(t),{programGPU:n,fragmentShader:o,vertexShader:a}=r;!1===i.getProgramParameter(n,i.LINK_STATUS)&&this._logProgramError(n,o,a),s.useProgram(n);const h=e.getBindings();this._setupBindings(h,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:s,gl:i}=this,r={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(r);const{computeProgram:n}=e,o=i.createProgram(),a=this.get(r).shaderGPU,h=this.get(n).shaderGPU,u=n.transforms,l=[],c=[];for(let e=0;e<u.length;e++){const t=u[e];l.push(t.varyingName),c.push(t.attributeNode)}i.attachShader(o,a),i.attachShader(o,h),i.transformFeedbackVaryings(o,l,i.SEPARATE_ATTRIBS),i.linkProgram(o),!1===i.getProgramParameter(o,i.LINK_STATUS)&&this._logProgramError(o,a,h),s.useProgram(o),this._setupBindings(t,o);const d=n.attributes,p=[],m=[];for(let e=0;e<d.length;e++){const t=d[e].node.attribute;p.push(t),this.has(t)||this.attributeUtils.createAttribute(t,i.ARRAY_BUFFER)}for(let e=0;e<c.length;e++){const t=c[e].attribute;this.has(t)||this.attributeUtils.createAttribute(t,i.ARRAY_BUFFER);const s=this.get(t);m.push(s)}this.set(e,{programGPU:o,transformBuffers:m,attributes:p})}createBindings(e,t){if(!1===this._knownBindings.has(t)){this._knownBindings.add(t);let e=0,s=0;for(const i of t){this.set(i,{textures:s,uniformBuffers:e});for(const t of i.bindings)t.isUniformBuffer&&e++,t.isSampledTexture&&s++}}this.updateBindings(e,t)}updateBindings(e){const{gl:t}=this,s=this.get(e);let i=s.uniformBuffers,r=s.textures;for(const s of e.bindings)if(s.isUniformsGroup||s.isUniformBuffer){const e=s.buffer,r=t.createBuffer();t.bindBuffer(t.UNIFORM_BUFFER,r),t.bufferData(t.UNIFORM_BUFFER,e,t.DYNAMIC_DRAW),this.set(s,{index:i++,bufferGPU:r})}else if(s.isSampledTexture){const{textureGPU:e,glTextureType:t}=this.get(s.texture);this.set(s,{index:r++,textureGPU:e,glTextureType:t})}}updateBinding(e){const t=this.gl;if(e.isUniformsGroup||e.isUniformBuffer){const s=this.get(e).bufferGPU,i=e.buffer;t.bindBuffer(t.UNIFORM_BUFFER,s),t.bufferData(t.UNIFORM_BUFFER,i,t.DYNAMIC_DRAW)}}createIndexAttribute(e){const t=this.gl;this.attributeUtils.createAttribute(e,t.ELEMENT_ARRAY_BUFFER)}createAttribute(e){if(this.has(e))return;const t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}createStorageAttribute(e){if(this.has(e))return;const t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}updateSize(){}hasFeature(e){const t=Object.keys(tP).filter((t=>tP[t]===e)),s=this.extensions;for(let e=0;e<t.length;e++)if(s.has(t[e]))return!0;return!1}getMaxAnisotropy(){return this.capabilities.getMaxAnisotropy()}copyTextureToTexture(e,t,s,i,r){this.textureUtils.copyTextureToTexture(e,t,s,i,r)}copyFramebufferToTexture(e,t,s){this.textureUtils.copyFramebufferToTexture(e,t,s)}_setFramebuffer(e){const{gl:t,state:s}=this;let i=null;if(null!==e.textures){const r=e.renderTarget,n=this.get(r),{samples:o,depthBuffer:a,stencilBuffer:h}=r,u=!0===r.isWebGLCubeRenderTarget;let l=n.msaaFrameBuffer,c=n.depthRenderbuffer;const d=fS(e);let p;if(u?(n.cubeFramebuffers||(n.cubeFramebuffers={}),p=n.cubeFramebuffers[d]):(n.framebuffers||(n.framebuffers={}),p=n.framebuffers[d]),void 0===p){p=t.createFramebuffer(),s.bindFramebuffer(t.FRAMEBUFFER,p);const i=e.textures;if(u){n.cubeFramebuffers[d]=p;const{textureGPU:e}=this.get(i[0]),s=this.renderer._activeCubeFace;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+s,e,0)}else{n.framebuffers[d]=p;for(let s=0;s<i.length;s++){const r=i[s],n=this.get(r);n.renderTarget=e.renderTarget,n.cacheKey=d;const o=t.COLOR_ATTACHMENT0+s;t.framebufferTexture2D(t.FRAMEBUFFER,o,t.TEXTURE_2D,n.textureGPU,0)}s.drawBuffers(e,p)}if(null!==e.depthTexture){const s=this.get(e.depthTexture),i=h?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;s.renderTarget=e.renderTarget,s.cacheKey=d,t.framebufferTexture2D(t.FRAMEBUFFER,i,t.TEXTURE_2D,s.textureGPU,0)}}if(o>0){if(void 0===l){const i=[];l=t.createFramebuffer(),s.bindFramebuffer(t.FRAMEBUFFER,l);const r=[],u=e.textures;for(let s=0;s<u.length;s++){if(r[s]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,r[s]),i.push(t.COLOR_ATTACHMENT0+s),a){const e=h?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;i.push(e)}const n=e.textures[s],u=this.get(n);t.renderbufferStorageMultisample(t.RENDERBUFFER,o,u.glInternalFormat,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+s,t.RENDERBUFFER,r[s])}if(n.msaaFrameBuffer=l,n.msaaRenderbuffers=r,void 0===c){c=t.createRenderbuffer(),this.textureUtils.setupRenderBufferStorage(c,e),n.depthRenderbuffer=c;const s=h?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;i.push(s)}n.invalidationArray=i}i=n.msaaFrameBuffer}else i=p}s.bindFramebuffer(t.FRAMEBUFFER,i)}_getVaoKey(e,t){let s=[];if(null!==e){s+=":"+this.get(e).id}for(let e=0;e<t.length;e++){s+=":"+this.get(t[e]).id}return s}_createVao(e,t){const{gl:s}=this,i=s.createVertexArray();let r="",n=!0;if(s.bindVertexArray(i),null!==e){const t=this.get(e);s.bindBuffer(s.ELEMENT_ARRAY_BUFFER,t.bufferGPU),r+=":"+t.id}for(let e=0;e<t.length;e++){const i=t[e],o=this.get(i);let a,h;r+=":"+o.id,s.bindBuffer(s.ARRAY_BUFFER,o.bufferGPU),s.enableVertexAttribArray(e),(i.isStorageBufferAttribute||i.isStorageInstancedBufferAttribute)&&(n=!1),!0===i.isInterleavedBufferAttribute?(a=i.data.stride*o.bytesPerElement,h=i.offset*o.bytesPerElement):(a=0,h=0),o.isInteger?s.vertexAttribIPointer(e,i.itemSize,o.type,a,h):s.vertexAttribPointer(e,i.itemSize,o.type,i.normalized,a,h),i.isInstancedBufferAttribute&&!i.isInterleavedBufferAttribute?s.vertexAttribDivisor(e,i.meshPerAttribute):i.isInterleavedBufferAttribute&&i.data.isInstancedInterleavedBuffer&&s.vertexAttribDivisor(e,i.data.meshPerAttribute)}return s.bindBuffer(s.ARRAY_BUFFER,null),this.vaoCache[r]=i,{vaoGPU:i,staticVao:n}}_getTransformFeedback(e){let t="";for(let s=0;s<e.length;s++)t+=":"+e[s].id;let s=this.transformFeedbackCache[t];if(void 0!==s)return s;const{gl:i}=this;s=i.createTransformFeedback(),i.bindTransformFeedback(i.TRANSFORM_FEEDBACK,s);for(let t=0;t<e.length;t++){const s=e[t];i.bindBufferBase(i.TRANSFORM_FEEDBACK_BUFFER,t,s.transformBuffer)}return i.bindTransformFeedback(i.TRANSFORM_FEEDBACK,null),this.transformFeedbackCache[t]=s,s}_setupBindings(e,t){const s=this.gl;for(const i of e)for(const e of i.bindings){const i=this.get(e).index;if(e.isUniformsGroup||e.isUniformBuffer){const r=s.getUniformBlockIndex(t,e.name);s.uniformBlockBinding(t,r,i)}else if(e.isSampledTexture){const r=s.getUniformLocation(t,e.name);s.uniform1i(r,i)}}}_bindUniforms(e){const{gl:t,state:s}=this;for(const i of e)for(const e of i.bindings){const i=this.get(e),r=i.index;e.isUniformsGroup||e.isUniformBuffer?s.bindBufferBase(t.UNIFORM_BUFFER,r,i.bufferGPU):e.isSampledTexture&&s.bindTexture(i.glTextureType,i.textureGPU,t.TEXTURE0+r)}}dispose(){this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}class rP extends xI{constructor(e,t){super(e),this.texture=t,this.version=t?t.version:0,this.isSampler=!0}}class nP extends rP{constructor(e,t,s){super(e,t?t.value:null),this.textureNode=t,this.groupNode=s}update(){this.texture=this.textureNode.value}}class oP extends bI{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let aP=0;class hP extends oP{constructor(e,t){super("StorageBuffer_"+aP++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:YA,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class uP extends Hw{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:bA}),this.flipYSampler=e.createSampler({minFilter:vA}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4<f32>,\n\t@location( 0 ) vTex : vec2<f32>\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2<f32>, 4 >(\n\t\tvec2<f32>( -1.0,  1.0 ),\n\t\tvec2<f32>(  1.0,  1.0 ),\n\t\tvec2<f32>( -1.0, -1.0 ),\n\t\tvec2<f32>(  1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2<f32>, 4 >(\n\t\tvec2<f32>( 0.0, 0.0 ),\n\t\tvec2<f32>( 1.0, 0.0 ),\n\t\tvec2<f32>( 0.0, 1.0 ),\n\t\tvec2<f32>( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4<f32>( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d<f32>;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2<f32> ) -> @location( 0 ) vec4<f32> {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d<f32>;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2<f32> ) -> @location( 0 ) vec4<f32> {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:JM,stripIndexFormat:mA},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:JM,stripIndexFormat:mA},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,s=0){const i=t.format,{width:r,height:n}=t.size,o=this.getTransferPipeline(i),a=this.getFlipYPipeline(i),h=this.device.createTexture({size:{width:r,height:n,depthOrArrayLayers:1},format:i,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),u=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:oN,baseArrayLayer:s}),l=h.createView({baseMipLevel:0,mipLevelCount:1,dimension:oN,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),d=(e,t,s)=>{const i=e.getBindGroupLayout(0),r=this.device.createBindGroup({layout:i,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:s,loadOp:hA,storeOp:oA,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,r),n.draw(4,1,0,0),n.end()};d(o,u,l),d(a,l,u),this.device.queue.submit([c.finish()]),h.destroy()}generateMipmaps(e,t,s=0){const i=this.get(e);void 0===i.useCount&&(i.useCount=0,i.layers=[]);const r=i.layers[s]||this._mipmapCreateBundles(e,t,s),n=this.device.createCommandEncoder({});this._mipmapRunBundles(n,r),this.device.queue.submit([n.finish()]),0!==i.useCount&&(i.layers[s]=r),i.useCount++}_mipmapCreateBundles(e,t,s){const i=this.getTransferPipeline(t.format),r=i.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:oN,baseArrayLayer:s});const o=[];for(let a=1;a<t.mipLevelCount;a++){const h=this.device.createBindGroup({layout:r,entries:[{binding:0,resource:this.mipmapSampler},{binding:1,resource:n}]}),u=e.createView({baseMipLevel:a,mipLevelCount:1,dimension:oN,baseArrayLayer:s}),l={colorAttachments:[{view:u,loadOp:hA,storeOp:oA,clearValue:[0,0,0,0]}]},c=this.device.createRenderBundleEncoder({colorFormats:[t.format]});c.setPipeline(i),c.setBindGroup(0,h),c.draw(4,1,0,0),o.push({renderBundles:[c.finish()],passDescriptor:l}),n=u}return o}_mipmapRunBundles(e,t){const s=t.length;for(let i=0;i<s;i++){const s=t[i],r=e.beginRenderPass(s.passDescriptor);r.executeBundles(s.renderBundles),r.end()}}}const lP={[fs]:"never",[ys]:"less",[xs]:"equal",[bs]:"less-equal",[vs]:"greater",[_s]:"greater-equal",[ws]:"always",[Ts]:"not-equal"},cP=[0,1,3,2,4,5];class dP{constructor(e){this.backend=e,this._passUtils=null,this.defaultTexture={},this.defaultCubeTexture={},this.defaultVideoFrame=null,this.colorBuffer=null,this.depthTexture=new Ha,this.depthTexture.name="depthBuffer"}createSampler(e){const t=this.backend,s=t.device,i=t.get(e),r={addressModeU:this._convertAddressMode(e.wrapS),addressModeV:this._convertAddressMode(e.wrapT),addressModeW:this._convertAddressMode(e.wrapR),magFilter:this._convertFilterMode(e.magFilter),minFilter:this._convertFilterMode(e.minFilter),mipmapFilter:this._convertFilterMode(e.minFilter),maxAnisotropy:1};r.magFilter===bA&&r.minFilter===bA&&r.mipmapFilter===bA&&(r.maxAnisotropy=e.anisotropy),e.isDepthTexture&&null!==e.compareFunction&&(r.compare=lP[e.compareFunction]),i.sampler=s.createSampler(r)}createDefaultTexture(e){let t;const s=pP(e);e.isCubeTexture?t=this._getDefaultCubeTextureGPU(s):e.isVideoTexture?this.backend.get(e).externalTexture=this._getDefaultVideoFrame():t=this._getDefaultTextureGPU(s),this.backend.get(e).texture=t}createTexture(e,t={}){const s=this.backend,i=s.get(e);if(i.initialized)throw new Error("WebGPUTextureUtils: Texture already initialized.");void 0===t.needsMipmaps&&(t.needsMipmaps=!1),void 0===t.levels&&(t.levels=1),void 0===t.depth&&(t.depth=1);const{width:r,height:n,depth:o,levels:a}=t;e.isFramebufferTexture&&(t.renderTarget?t.format=this.backend.utils.getCurrentColorFormat(t.renderTarget):t.format=this.backend.utils.getPreferredCanvasFormat());const h=this._getDimension(e),u=e.internalFormat||t.format||pP(e,s.device);i.format=u;let l=void 0!==t.sampleCount?t.sampleCount:1;l=s.utils.getSampleCount(l);const c=e.isRenderTargetTexture&&!e.isMultisampleRenderTargetTexture?1:l;let d=GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.COPY_SRC;!0===e.isStorageTexture&&(d|=GPUTextureUsage.STORAGE_BINDING),!0!==e.isCompressedTexture&&!0!==e.isCompressedArrayTexture&&(d|=GPUTextureUsage.RENDER_ATTACHMENT);const p={label:e.name,size:{width:r,height:n,depthOrArrayLayers:o},mipLevelCount:a,sampleCount:c,dimension:h,format:u,usage:d};if(e.isVideoTexture){const t=e.source.data,s=new VideoFrame(t);p.size.width=s.displayWidth,p.size.height=s.displayHeight,s.close(),i.externalTexture=t}else{if(void 0===u)return console.warn("WebGPURenderer: Texture format not supported."),this.createDefaultTexture(e);i.texture=s.device.createTexture(p)}if(e.isRenderTargetTexture&&l>1&&!e.isMultisampleRenderTargetTexture){const e=Object.assign({},p);e.label=e.label+"-msaa",e.sampleCount=l,i.msaaTexture=s.device.createTexture(e)}i.initialized=!0,i.textureDescriptorGPU=p}destroyTexture(e){const t=this.backend,s=t.get(e);s.texture.destroy(),void 0!==s.msaaTexture&&s.msaaTexture.destroy(),t.delete(e)}destroySampler(e){delete this.backend.get(e).sampler}generateMipmaps(e){const t=this.backend.get(e);if(e.isCubeTexture)for(let e=0;e<6;e++)this._generateMipmaps(t.texture,t.textureDescriptorGPU,e);else{const s=e.image.depth||1;for(let e=0;e<s;e++)this._generateMipmaps(t.texture,t.textureDescriptorGPU,e)}}getColorBuffer(){this.colorBuffer&&this.colorBuffer.destroy();const e=this.backend,{width:t,height:s}=e.getDrawingBufferSize();return this.colorBuffer=e.device.createTexture({label:"colorBuffer",size:{width:t,height:s,depthOrArrayLayers:1},sampleCount:e.utils.getSampleCount(e.renderer.samples),format:e.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC}),this.colorBuffer}getDepthBuffer(e=!0,t=!1){const s=this.backend,{width:i,height:r}=s.getDrawingBufferSize(),n=this.depthTexture,o=s.get(n).texture;let a,h;if(t?(a=je,h=Oe):e&&(a=We,h=Be),void 0!==o){if(n.image.width===i&&n.image.height===r&&n.format===a&&n.type===h)return o;this.destroyTexture(n)}return n.name="depthBuffer",n.format=a,n.type=h,n.image.width=i,n.image.height=r,this.createTexture(n,{sampleCount:s.utils.getSampleCount(s.renderer.samples),width:i,height:r}),s.get(n).texture}updateTexture(e,t){const s=this.backend.get(e),{textureDescriptorGPU:i}=s;if(!e.isRenderTargetTexture&&void 0!==i){if(e.isDataTexture)this._copyBufferToTexture(t.image,s.texture,i,0,e.flipY);else if(e.isDataArrayTexture||e.isData3DTexture)for(let r=0;r<t.image.depth;r++)this._copyBufferToTexture(t.image,s.texture,i,r,e.flipY,r);else if(e.isCompressedTexture||e.isCompressedArrayTexture)this._copyCompressedBufferToTexture(e.mipmaps,s.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(t.images,s.texture,i,e.flipY);else if(e.isVideoTexture){const t=e.source.data;s.externalTexture=t}else this._copyImageToTexture(t.image,s.texture,i,0,e.flipY);s.version=e.version,e.onUpdate&&e.onUpdate(e)}}async copyTextureToBuffer(e,t,s,i,r,n){const o=this.backend.device,a=this.backend.get(e),h=a.texture,u=a.textureDescriptorGPU.format,l=this._getBytesPerTexel(u);let c=i*l;c=256*Math.ceil(c/256);const d=o.createBuffer({size:i*r*l,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),p=o.createCommandEncoder();p.copyTextureToBuffer({texture:h,origin:{x:t,y:s,z:n}},{buffer:d,bytesPerRow:c},{width:i,height:r});const m=this._getTypedArrayType(u);o.queue.submit([p.finish()]),await d.mapAsync(GPUMapMode.READ);return new m(d.getMappedRange())}_isEnvironmentTexture(e){const t=e.mapping;return t===le||t===ce||t===he||t===ue}_getDefaultTextureGPU(e){let t=this.defaultTexture[e];if(void 0===t){const s=new yi;s.minFilter=fe,s.magFilter=fe,this.createTexture(s,{width:1,height:1,format:e}),this.defaultTexture[e]=t=s}return this.backend.get(t).texture}_getDefaultCubeTextureGPU(e){let t=this.defaultTexture[e];if(void 0===t){const s=new Xn;s.minFilter=fe,s.magFilter=fe,this.createTexture(s,{width:1,height:1,depth:6}),this.defaultCubeTexture[e]=t=s}return this.backend.get(t).texture}_getDefaultVideoFrame(){let e=this.defaultVideoFrame;if(null===e){const t={timestamp:0,codedWidth:1,codedHeight:1,format:"RGBA"};this.defaultVideoFrame=e=new VideoFrame(new Uint8Array([0,0,0,255]),t)}return e}_copyCubeMapToTexture(e,t,s,i){for(let r=0;r<6;r++){const n=e[r],o=!0===i?cP[r]:r;n.isDataTexture?this._copyBufferToTexture(n.image,t,s,o,i):this._copyImageToTexture(n,t,s,o,i)}}_copyImageToTexture(e,t,s,i,r){this.backend.device.queue.copyExternalImageToTexture({source:e},{texture:t,mipLevel:0,origin:{x:0,y:0,z:i}},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===r&&this._flipY(t,s,i)}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new uP(this.backend.device)),e}_generateMipmaps(e,t,s=0){this._getPassUtils().generateMipmaps(e,t,s)}_flipY(e,t,s=0){this._getPassUtils().flipY(e,t,s)}_copyBufferToTexture(e,t,s,i,r,n=0){const o=this.backend.device,a=e.data,h=this._getBytesPerTexel(s.format),u=e.width*h;o.queue.writeTexture({texture:t,mipLevel:0,origin:{x:0,y:0,z:i}},a,{offset:e.width*e.height*h*n,bytesPerRow:u},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===r&&this._flipY(t,s,i)}_copyCompressedBufferToTexture(e,t,s){const i=this.backend.device,r=this._getBlockData(s.format),n=s.size.depthOrArrayLayers>1;for(let o=0;o<e.length;o++){const a=e[o],h=a.width,u=a.height,l=n?s.size.depthOrArrayLayers:1,c=Math.ceil(h/r.width)*r.byteLength,d=c*Math.ceil(u/r.height);for(let e=0;e<l;e++)i.queue.writeTexture({texture:t,mipLevel:o,origin:{x:0,y:0,z:e}},a.data,{offset:e*d,bytesPerRow:c,rowsPerImage:Math.ceil(u/r.height)},{width:Math.ceil(h/r.width)*r.width,height:Math.ceil(u/r.height)*r.height,depthOrArrayLayers:1})}}_getBlockData(e){return e===gA.BC1RGBAUnorm||e===gA.BC1RGBAUnormSRGB?{byteLength:8,width:4,height:4}:e===gA.BC2RGBAUnorm||e===gA.BC2RGBAUnormSRGB||e===gA.BC3RGBAUnorm||e===gA.BC3RGBAUnormSRGB?{byteLength:16,width:4,height:4}:e===gA.BC4RUnorm||e===gA.BC4RSNorm?{byteLength:8,width:4,height:4}:e===gA.BC5RGUnorm||e===gA.BC5RGSnorm||e===gA.BC6HRGBUFloat||e===gA.BC6HRGBFloat||e===gA.BC7RGBAUnorm||e===gA.BC7RGBAUnormSRGB?{byteLength:16,width:4,height:4}:e===gA.ETC2RGB8Unorm||e===gA.ETC2RGB8UnormSRGB||e===gA.ETC2RGB8A1Unorm||e===gA.ETC2RGB8A1UnormSRGB?{byteLength:8,width:4,height:4}:e===gA.ETC2RGBA8Unorm||e===gA.ETC2RGBA8UnormSRGB?{byteLength:16,width:4,height:4}:e===gA.EACR11Unorm||e===gA.EACR11Snorm?{byteLength:8,width:4,height:4}:e===gA.EACRG11Unorm||e===gA.EACRG11Snorm||e===gA.ASTC4x4Unorm||e===gA.ASTC4x4UnormSRGB?{byteLength:16,width:4,height:4}:e===gA.ASTC5x4Unorm||e===gA.ASTC5x4UnormSRGB?{byteLength:16,width:5,height:4}:e===gA.ASTC5x5Unorm||e===gA.ASTC5x5UnormSRGB?{byteLength:16,width:5,height:5}:e===gA.ASTC6x5Unorm||e===gA.ASTC6x5UnormSRGB?{byteLength:16,width:6,height:5}:e===gA.ASTC6x6Unorm||e===gA.ASTC6x6UnormSRGB?{byteLength:16,width:6,height:6}:e===gA.ASTC8x5Unorm||e===gA.ASTC8x5UnormSRGB?{byteLength:16,width:8,height:5}:e===gA.ASTC8x6Unorm||e===gA.ASTC8x6UnormSRGB?{byteLength:16,width:8,height:6}:e===gA.ASTC8x8Unorm||e===gA.ASTC8x8UnormSRGB?{byteLength:16,width:8,height:8}:e===gA.ASTC10x5Unorm||e===gA.ASTC10x5UnormSRGB?{byteLength:16,width:10,height:5}:e===gA.ASTC10x6Unorm||e===gA.ASTC10x6UnormSRGB?{byteLength:16,width:10,height:6}:e===gA.ASTC10x8Unorm||e===gA.ASTC10x8UnormSRGB?{byteLength:16,width:10,height:8}:e===gA.ASTC10x10Unorm||e===gA.ASTC10x10UnormSRGB?{byteLength:16,width:10,height:10}:e===gA.ASTC12x10Unorm||e===gA.ASTC12x10UnormSRGB?{byteLength:16,width:12,height:10}:e===gA.ASTC12x12Unorm||e===gA.ASTC12x12UnormSRGB?{byteLength:16,width:12,height:12}:void 0}_convertAddressMode(e){let t=fA;return e===pe?t=yA:e===ge&&(t=xA),t}_convertFilterMode(e){let t=bA;return e!==fe&&e!==ye&&e!==be||(t=vA),t}_getBytesPerTexel(e){return e===gA.R8Unorm||e===gA.R8Snorm||e===gA.R8Uint||e===gA.R8Sint?1:e===gA.R16Uint||e===gA.R16Sint||e===gA.R16Float||e===gA.RG8Unorm||e===gA.RG8Snorm||e===gA.RG8Uint||e===gA.RG8Sint?2:e===gA.R32Uint||e===gA.R32Sint||e===gA.R32Float||e===gA.RG16Uint||e===gA.RG16Sint||e===gA.RG16Float||e===gA.RGBA8Unorm||e===gA.RGBA8UnormSRGB||e===gA.RGBA8Snorm||e===gA.RGBA8Uint||e===gA.RGBA8Sint||e===gA.BGRA8Unorm||e===gA.BGRA8UnormSRGB||e===gA.RGB9E5UFloat||e===gA.RGB10A2Unorm||e===gA.RG11B10UFloat||e===gA.Depth32Float||e===gA.Depth24Plus||e===gA.Depth24PlusStencil8||e===gA.Depth32FloatStencil8?4:e===gA.RG32Uint||e===gA.RG32Sint||e===gA.RG32Float||e===gA.RGBA16Uint||e===gA.RGBA16Sint||e===gA.RGBA16Float?8:e===gA.RGBA32Uint||e===gA.RGBA32Sint||e===gA.RGBA32Float?16:void 0}_getTypedArrayType(e){return e===gA.R8Uint?Uint8Array:e===gA.R8Sint?Int8Array:e===gA.R8Unorm?Uint8Array:e===gA.R8Snorm?Int8Array:e===gA.RG8Uint?Uint8Array:e===gA.RG8Sint?Int8Array:e===gA.RG8Unorm?Uint8Array:e===gA.RG8Snorm?Int8Array:e===gA.RGBA8Uint?Uint8Array:e===gA.RGBA8Sint?Int8Array:e===gA.RGBA8Unorm?Uint8Array:e===gA.RGBA8Snorm?Int8Array:e===gA.R16Uint?Uint16Array:e===gA.R16Sint?Int16Array:e===gA.RG16Uint?Uint16Array:e===gA.RG16Sint?Int16Array:e===gA.RGBA16Uint?Uint16Array:e===gA.RGBA16Sint?Int16Array:e===gA.R16Float||e===gA.RG16Float||e===gA.RGBA16Float?Uint16Array:e===gA.R32Uint?Uint32Array:e===gA.R32Sint?Int32Array:e===gA.R32Float?Float32Array:e===gA.RG32Uint?Uint32Array:e===gA.RG32Sint?Int32Array:e===gA.RG32Float?Float32Array:e===gA.RGBA32Uint?Uint32Array:e===gA.RGBA32Sint?Int32Array:e===gA.RGBA32Float?Float32Array:e===gA.BGRA8Unorm||e===gA.BGRA8UnormSRGB?Uint8Array:e===gA.RGB10A2Unorm||e===gA.RGB9E5UFloat||e===gA.RG11B10UFloat?Uint32Array:e===gA.Depth32Float?Float32Array:e===gA.Depth24Plus||e===gA.Depth24PlusStencil8?Uint32Array:e===gA.Depth32FloatStencil8?Float32Array:void 0}_getDimension(e){let t;return t=e.isData3DTexture?nN:rN,t}}function pP(e,t=null){const s=e.format,i=e.type,r=e.colorSpace;let n;if(!0===e.isCompressedTexture||!0===e.isCompressedArrayTexture)switch(s){case Ke:n=r===Zt?gA.BC1RGBAUnormSRGB:gA.BC1RGBAUnorm;break;case Qe:n=r===Zt?gA.BC2RGBAUnormSRGB:gA.BC2RGBAUnorm;break;case et:n=r===Zt?gA.BC3RGBAUnormSRGB:gA.BC3RGBAUnorm;break;case ot:n=r===Zt?gA.ETC2RGB8UnormSRGB:gA.ETC2RGB8Unorm;break;case at:n=r===Zt?gA.ETC2RGBA8UnormSRGB:gA.ETC2RGBA8Unorm;break;case ht:n=r===Zt?gA.ASTC4x4UnormSRGB:gA.ASTC4x4Unorm;break;case ut:n=r===Zt?gA.ASTC5x4UnormSRGB:gA.ASTC5x4Unorm;break;case lt:n=r===Zt?gA.ASTC5x5UnormSRGB:gA.ASTC5x5Unorm;break;case ct:n=r===Zt?gA.ASTC6x5UnormSRGB:gA.ASTC6x5Unorm;break;case dt:n=r===Zt?gA.ASTC6x6UnormSRGB:gA.ASTC6x6Unorm;break;case pt:n=r===Zt?gA.ASTC8x5UnormSRGB:gA.ASTC8x5Unorm;break;case mt:n=r===Zt?gA.ASTC8x6UnormSRGB:gA.ASTC8x6Unorm;break;case gt:n=r===Zt?gA.ASTC8x8UnormSRGB:gA.ASTC8x8Unorm;break;case ft:n=r===Zt?gA.ASTC10x5UnormSRGB:gA.ASTC10x5Unorm;break;case yt:n=r===Zt?gA.ASTC10x6UnormSRGB:gA.ASTC10x6Unorm;break;case xt:n=r===Zt?gA.ASTC10x8UnormSRGB:gA.ASTC10x8Unorm;break;case bt:n=r===Zt?gA.ASTC10x10UnormSRGB:gA.ASTC10x10Unorm;break;case vt:n=r===Zt?gA.ASTC12x10UnormSRGB:gA.ASTC12x10Unorm;break;case Tt:n=r===Zt?gA.ASTC12x12UnormSRGB:gA.ASTC12x12Unorm;break;default:console.error("WebGPURenderer: Unsupported texture format.",s)}else switch(s){case De:switch(i){case Ne:n=gA.RGBA8Snorm;break;case Ce:n=gA.RGBA16Sint;break;case Re:n=gA.RGBA16Uint;break;case Be:n=gA.RGBA32Uint;break;case Ee:n=gA.RGBA32Sint;break;case Ae:n=r===Zt?gA.RGBA8UnormSRGB:gA.RGBA8Unorm;break;case Pe:n=gA.RGBA16Float;break;case Ie:n=gA.RGBA32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RGBAFormat.",i)}break;case Ve:if(i===ze)n=gA.RGB9E5UFloat;else console.error("WebGPURenderer: Unsupported texture type with RGBFormat.",i);break;case He:switch(i){case Ne:n=gA.R8Snorm;break;case Ce:n=gA.R16Sint;break;case Re:n=gA.R16Uint;break;case Be:n=gA.R32Uint;break;case Ee:n=gA.R32Sint;break;case Ae:n=gA.R8Unorm;break;case Pe:n=gA.R16Float;break;case Ie:n=gA.R32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RedFormat.",i)}break;case $e:switch(i){case Ne:n=gA.RG8Snorm;break;case Ce:n=gA.RG16Sint;break;case Re:n=gA.RG16Uint;break;case Be:n=gA.RG32Uint;break;case Ee:n=gA.RG32Sint;break;case Ae:n=gA.RG8Unorm;break;case Pe:n=gA.RG16Float;break;case Ie:n=gA.RG32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with RGFormat.",i)}break;case We:switch(i){case Re:n=gA.Depth16Unorm;break;case Be:n=gA.Depth24Plus;break;case Ie:n=gA.Depth32Float;break;default:console.error("WebGPURenderer: Unsupported texture type with DepthFormat.",i)}break;case je:switch(i){case Oe:n=gA.Depth24PlusStencil8;break;case Ie:t&&!1===t.features.has(pN.Depth32FloatStencil8)&&console.error('WebGPURenderer: Depth textures with DepthStencilFormat + FloatType can only be used with the "depth32float-stencil8" GPU feature.'),n=gA.Depth32FloatStencil8;break;default:console.error("WebGPURenderer: Unsupported texture type with DepthStencilFormat.",i)}break;case qe:switch(i){case Ee:n=gA.R32Sint;break;case Be:n=gA.R32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RedIntegerFormat.",i)}break;case Xe:switch(i){case Ee:n=gA.RG32Sint;break;case Be:n=gA.RG32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RGIntegerFormat.",i)}break;case Ze:switch(i){case Ee:n=gA.RGBA32Sint;break;case Be:n=gA.RGBA32Uint;break;default:console.error("WebGPURenderer: Unsupported texture type with RGBAIntegerFormat.",i)}break;default:console.error("WebGPURenderer: Unsupported texture format.",s)}return n}const mP=/^[fn]*\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)\s*[\-\>]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,gP=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,fP={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2<f32>":"vec2","vec2<i32>":"ivec2","vec2<u32>":"uvec2","vec2<bool>":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3<f32>":"vec3","vec3<i32>":"ivec3","vec3<u32>":"uvec3","vec3<bool>":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4<f32>":"vec4","vec4<i32>":"ivec4","vec4<u32>":"uvec4","vec4<bool>":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2<f32>":"mat2",mat2x2f:"mat2","mat3x3<f32>":"mat3",mat3x3f:"mat3","mat4x4<f32>":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class yP extends KB{constructor(e){const{type:t,inputs:s,name:i,inputsCode:r,blockCode:n,outputType:o}=(e=>{const t=(e=e.trim()).match(mP);if(null!==t&&4===t.length){const s=t[2],i=[];let r=null;for(;null!==(r=gP.exec(s));)i.push({name:r[1],type:r[2]});const n=[];for(let e=0;e<i.length;e++){const{name:t,type:s}=i[e];let r=s;r.startsWith("ptr")?r="pointer":(r.startsWith("texture")&&(r=s.split("<")[0]),r=fP[r]),n.push(new DB(r,t))}const o=e.substring(t[0].length),a=t[3]||"void",h=void 0!==t[1]?t[1]:"";return{type:fP[a]||a,inputs:n,name:h,inputsCode:s,blockCode:o,outputType:a}}throw new Error("FunctionNode: Function is not a WGSL code.")})(e);super(t,s,i),this.inputsCode=r,this.blockCode=n,this.outputType=o}getCode(e=this.name){const t="void"!==this.outputType?"-> "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class xP extends JB{parseFunction(e){return new yP(e)}}const bP=self.GPUShaderStage,vP={vertex:bP?bP.VERTEX:1,fragment:bP?bP.FRAGMENT:2,compute:bP?bP.COMPUTE:4},TP={instance:!0,swizzleAssign:!1,storageBuffer:!0},_P={"^^":"tsl_xor"},wP={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3<f32>",vec2:"vec2<f32>",ivec2:"vec2<i32>",uvec2:"vec2<u32>",bvec2:"vec2<bool>",vec3:"vec3<f32>",ivec3:"vec3<i32>",uvec3:"vec3<u32>",bvec3:"vec3<bool>",vec4:"vec4<f32>",ivec4:"vec4<i32>",uvec4:"vec4<u32>",bvec4:"vec4<bool>",mat2:"mat2x2<f32>",mat3:"mat3x3<f32>",mat4:"mat4x4<f32>"},SP={tsl_xor:new hC("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hC("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hC("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hC("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hC("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hC("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hC("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2<bool> { return vec2<bool>( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hC("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3<bool> { return vec3<bool>( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hC("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4<bool> { return vec4<bool>( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping:new hC("\nfn tsl_repeatWrapping( uv : vec2<f32>, dimension : vec2<u32> ) -> vec2<u32> {\n\n\tlet uvScaled = vec2<u32>( uv * vec2<f32>( dimension ) );\n\n\treturn ( ( uvScaled % dimension ) + dimension ) % dimension;\n\n}\n"),biquadraticTexture:new hC("\nfn tsl_biquadraticTexture( map : texture_2d<f32>, coord : vec2f, level : i32 ) -> vec4f {\n\n\tlet iRes = vec2i( textureDimensions( map, level ) );\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2i( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2i( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2i( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2i( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},MP={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast<f32>"};/Windows/g.test(navigator.userAgent)&&(SP.pow_float=new hC("fn tsl_pow_float( a : f32, b : f32 ) -> f32 { return select( -pow( -a, b ), pow( a, b ), a > 0.0 ); }"),SP.pow_vec2=new hC("fn tsl_pow_vec2( a : vec2f, b : vec2f ) -> vec2f { return vec2f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ) ); }",[SP.pow_float]),SP.pow_vec3=new hC("fn tsl_pow_vec3( a : vec3f, b : vec3f ) -> vec3f { return vec3f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ) ); }",[SP.pow_float]),SP.pow_vec4=new hC("fn tsl_pow_vec4( a : vec4f, b : vec4f ) -> vec4f { return vec4f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ), tsl_pow_float( a.w, b.w ) ); }",[SP.pow_float]),MP.pow_float="tsl_pow_float",MP.pow_vec2="tsl_pow_vec2",MP.pow_vec3="tsl_pow_vec3",MP.pow_vec4="tsl_pow_vec4");let AP="";!0!==/Firefox|Deno/g.test(navigator.userAgent)&&(AP+="diagnostic( off, derivative_uniformity );\n");class NP extends LB{constructor(e,t){super(e,t,new xP),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==Yt}_generateTextureSample(e,t,s,i,r=this.shaderStage){return"fragment"===r?i?`textureSample( ${t}, ${t}_sampler, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,s):this.generateTextureLod(e,t,s,"0")}_generateVideoSample(e,t,s=this.shaderStage){if("fragment"===s)return`textureSampleBaseClampToEdge( ${e}, ${e}_sampler, vec2<f32>( ${t}.x, 1.0 - ${t}.y ) )`;console.error(`WebGPURenderer: THREE.VideoTexture does not support ${s} shader.`)}_generateTextureSampleLevel(e,t,s,i,r,n=this.shaderStage){return"fragment"===n&&!1===this.isUnfilterable(e)?`textureSampleLevel( ${t}, ${t}_sampler, ${s}, ${i} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,s,i):this.generateTextureLod(e,t,s,i)}generateFilteredTexture(e,t,s,i="0"){return this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${s}, i32( ${i} ) )`}generateTextureLod(e,t,s,i="0"){this._include("repeatWrapping");return`textureLoad( ${t}, tsl_repeatWrapping( ${s}, ${!0===e.isMultisampleRenderTargetTexture?`textureDimensions( ${t} )`:`textureDimensions( ${t}, 0 )`} ), i32( ${i} ) )`}generateTextureLoad(e,t,s,i,r="0u"){return i?`textureLoad( ${t}, ${s}, ${i}, ${r} )`:`textureLoad( ${t}, ${s}, ${r} )`}generateTextureStore(e,t,s,i){return`textureStore( ${t}, ${s}, ${i} )`}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===Ie||!0===e.isMultisampleRenderTargetTexture}generateTexture(e,t,s,i,r=this.shaderStage){let n=null;return n=!0===e.isVideoTexture?this._generateVideoSample(t,s,r):this.isUnfilterable(e)?this.generateTextureLod(e,t,s,"0",i,r):this._generateTextureSample(e,t,s,i,r),n}generateTextureGrad(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleGrad( ${t}, ${t}_sampler, ${s},  ${i[0]}, ${i[1]} )`;console.error(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${n} shader.`)}generateTextureCompare(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleCompare( ${t}, ${t}_sampler, ${s}, ${i} )`;console.error(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${n} shader.`)}generateTextureLevel(e,t,s,i,r,n=this.shaderStage){let o=null;return o=!0===e.isVideoTexture?this._generateVideoSample(t,s,n):this._generateTextureSampleLevel(e,t,s,i,r,n),o}generateTextureBias(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleBias( ${t}, ${t}_sampler, ${s}, ${i} )`;console.error(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${n} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,s=e.type;return"texture"===s||"cubeTexture"===s||"storageTexture"===s||"texture3D"===s?t:"buffer"===s||"storageBuffer"===s||"indirectStorageBuffer"===s?`NodeBuffer_${e.id}.${t}`:e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}_getUniformGroupCount(e){return Object.keys(this.uniforms[e]).length}getFunctionOperator(e){const t=_P[e];return void 0!==t?(this._include(t),t):null}getStorageAccess(e){if(e.isStorageTextureNode)switch(e.access){case KA:return"read";case JA:return"write";default:return"read_write"}else switch(e.access){case YA:return"read_write";case ZA:return"read";default:return"write"}}getUniformFromNode(e,t,s,i=null){const r=super.getUniformFromNode(e,t,s,i),n=this.getDataFromNode(e,s,this.globalCache);if(void 0===n.uniformGPU){let i;const o=e.groupNode,a=o.name,h=this.getBindGroupArray(a,s);if("texture"===t||"cubeTexture"===t||"storageTexture"===t||"texture3D"===t){let n=null;if("texture"===t||"storageTexture"===t?n=new CI(r.name,r.node,o,e.access?e.access:null):"cubeTexture"===t?n=new RI(r.name,r.node,o,e.access?e.access:null):"texture3D"===t&&(n=new EI(r.name,r.node,o,e.access?e.access:null)),n.store=!0===e.isStorageTextureNode,n.setVisibility(vP[s]),"fragment"===s&&!1===this.isUnfilterable(e.value)&&!1===n.store){const e=new nP(`${r.name}_sampler`,r.node,o);e.setVisibility(vP[s]),h.push(e,n),i=[e,n]}else h.push(n),i=[n]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const r=new("buffer"===t?_I:hP)(e,o);r.setVisibility(vP[s]),h.push(r),i=r}else{const e=this.uniformGroups[s]||(this.uniformGroups[s]={});let n=e[a];void 0===n&&(n=new MI(a,o),n.setVisibility(vP[s]),e[a]=n,h.push(n)),i=this.getNodeUniform(r,t),n.addUniform(i)}n.uniformGPU=i}return r}getBuiltin(e,t,s,i=this.shaderStage){const r=this.builtins[i]||(this.builtins[i]=new Map);return!1===r.has(e)&&r.set(e,{name:e,property:t,type:s}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,s=this.flowShaderNode(e),i=[];for(const e of t.inputs)i.push(e.name+" : "+this.getType(e.type));let r=`fn ${t.name}( ${i.join(", ")} ) -> ${this.getType(t.type)} {\n${s.vars}\n${s.code}\n`;return s.result&&(r+=`\treturn ${s.result};\n`),r+="\n}\n",r}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4<f32>")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],s=this.directives[e];if(void 0!==s)for(const e of s)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}getBuiltins(e){const t=[],s=this.builtins[e];if(void 0!==s)for(const{name:e,property:i,type:r}of s.values())t.push(`@builtin( ${e} ) ${i} : ${r}`);return t.join(",\n\t")}getScopedArray(e,t,s,i){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:s,bufferCount:i}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:s,bufferType:i,bufferCount:r}of this.scopedArrays.values()){const n=this.getType(i);t.push(`var<${s}> ${e}: array< ${n}, ${r} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","id","vec3<u32>","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3<u32>","attribute"),this.getBuiltin("local_invocation_id","localId","vec3<u32>","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3<u32>","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const s=this.getAttributesArray();for(let e=0,i=s.length;e<i;e++){const i=s[e],r=i.name,n=this.getType(i.type);t.push(`@location( ${e} ) ${r} : ${n}`)}}return t.join(",\n\t")}getStructMembers(e){const t=[],s=e.getMemberTypes();for(let e=0;e<s.length;e++){const i=s[e];t.push(`\t@location( ${e} ) m${e} : ${i}<f32>`)}const i=this.getBuiltins("output");return i&&t.push("\t"+i),t.join(",\n")}getStructs(e){const t=[],s=this.structs[e];for(let e=0,i=s.length;e<i;e++){const i=s[e],r=i.name;let n=`struct ${r} {\n`;n+=this.getStructMembers(i),n+="\n}",t.push(n),t.push(`\nvar<private> output : ${r};\n\n`)}return t.join("\n\n")}getVar(e,t){return`var ${t} : ${this.getType(e)}`}getVars(e){const t=[],s=this.vars[e];if(void 0!==s)for(const e of s)t.push(`\t${this.getVar(e.type,e.name)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4<f32>","vertex"),"vertex"===e||"fragment"===e){const s=this.varyings,i=this.vars[e];for(let r=0;r<s.length;r++){const n=s[r];if(n.needsInterpolation){let e=`@location( ${r} )`;/^(int|uint|ivec|uvec)/.test(n.type)&&(e+=" @interpolate( flat )"),t.push(`${e} ${n.name} : ${this.getType(n.type)}`)}else"vertex"===e&&!1===i.includes(n)&&i.push(n)}}const s=this.getBuiltins(e);s&&t.push(s);const i=t.join(",\n\t");return"vertex"===e?this._getWGSLStruct("VaryingsStruct","\t"+i):i}getUniforms(e){const t=this.uniforms[e],s=[],i=[],r=[],n={};for(const r of t){const t=r.groupNode.name,o=this.bindingsIndexes[t];if("texture"===r.type||"cubeTexture"===r.type||"storageTexture"===r.type||"texture3D"===r.type){const t=r.node.value;let i;"fragment"===e&&!1===this.isUnfilterable(t)&&!0!==r.node.isStorageTextureNode&&(!0===t.isDepthTexture&&null!==t.compareFunction?s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${r.name}_sampler : sampler_comparison;`):s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${r.name}_sampler : sampler;`));let n="";if(!0===t.isMultisampleRenderTargetTexture&&(n="_multisampled"),!0===t.isCubeTexture)i="texture_cube<f32>";else if(!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)i="texture_2d_array<f32>";else if(!0===t.isDepthTexture)i=`texture_depth${n}_2d`;else if(!0===t.isVideoTexture)i="texture_external";else if(!0===t.isData3DTexture)i="texture_3d<f32>";else if(!0===r.node.isStorageTextureNode){i=`texture_storage_2d<${pP(t)}, ${this.getStorageAccess(r.node)}>`}else{i=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${r.name} : ${i};`)}else if("buffer"===r.type||"storageBuffer"===r.type||"indirectStorageBuffer"===r.type){const e=r.node,t=this.getType(e.bufferType),s=e.bufferCount,n=s>0&&"buffer"===r.type?", "+s:"",a=e.isAtomic?`atomic<${t}>`:`${t}`,h=`\t${r.name} : array< ${a}${n} >\n`,u=e.isStorageBufferNode?`storage, ${this.getStorageAccess(e)}`:"uniform";i.push(this._getWGSLStructBinding("NodeBuffer_"+e.id,h,u,o.binding++,o.group))}else{const e=this.getType(this.getVectorType(r.type)),t=r.groupNode.name;(n[t]||(n[t]={index:o.binding++,id:o.group,snippets:[]})).snippets.push(`\t${r.name} : ${e}`)}}for(const e in n){const t=n[e];r.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let o=s.join("\n");return o+=i.join("\n"),o+=r.join("\n"),o}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){const s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t),s.codes=this.getCodes(t),s.directives=this.getDirectives(t),s.scopedArrays=this.getScopedArrays(t);let i="// code\n\n";i+=this.flowCode[t];const r=this.flowNodes[t],n=r[r.length-1],o=n.outputNode,a=void 0!==o&&!0===o.isOutputStructNode;for(const e of r){const r=this.getFlowData(e),h=e.name;if(h&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${h}\n\t`),i+=`${r.code}\n\t`,e===n&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.Vertex = ${r.result};`;else if("fragment"===t)if(a)s.returnType=o.nodeType,i+=`return ${r.result};`;else{let e="\t@location(0) color: vec4<f32>";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar<private> output : OutputStruct;\n\n",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}null!==this.material?(this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment)):this.computeShader=this._getWGSLComputeCode(e.compute,(this.object.workgroupSize||[64]).join(", "))}getMethod(e,t=null){let s;return null!==t&&(s=this._getWGSLMethod(e+"_"+t)),void 0===s&&(s=this._getWGSLMethod(e)),s||e}getType(e){return wP[e]||e}isAvailable(e){let t=TP[e];return void 0===t&&("float32Filterable"===e&&(t=this.renderer.hasFeature("float32-filterable")),TP[e]=t),t}_getWGSLMethod(e){return void 0!==SP[e]&&this._include(e),MP[e]}_include(e){const t=SP[e];return t.build(this),null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar<private> varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${AP}\n\n// uniforms\n${e.uniforms}\n\n// structs\n${e.structs}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar<private> instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${t} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = id.x + id.y * numWorkgroups.x * u32(${t}) + id.z * numWorkgroups.x * numWorkgroups.y * u32(${t});\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,s,i=0,r=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${i} ) @group( ${r} )\nvar<${s}> ${e} : ${n};`}}class CP{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=gA.Depth24PlusStencil8:e.depth&&(t=gA.Depth24Plus),t}getTextureFormatGPU(e){return this.backend.get(e).format}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?$M:e.isLineSegments||e.isMesh&&!0===t.wireframe?XM:e.isLine?YM:e.isMesh?ZM:void 0}getSampleCount(e){let t=1;return e>1&&(t=Math.pow(2,Math.floor(Math.log2(e))),2===t&&(t=4)),t}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.samples)}getPreferredCanvasFormat(){return navigator.userAgent.includes("Quest")?gA.BGRA8Unorm:navigator.gpu.getPreferredCanvasFormat()}}const RP=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]),EP=new Map([[gn,["float16"]]]),BP=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class IP{constructor(e){this.backend=e}createAttribute(e,t){const s=this._getBufferAttribute(e),i=this.backend,r=i.get(s);let n=r.buffer;if(void 0===n){const o=i.device;let a=s.array;if(!1===e.normalized&&(a.constructor===Int16Array||a.constructor===Uint16Array)){const e=new Uint32Array(a.length);for(let t=0;t<a.length;t++)e[t]=a[t];a=e}if(s.array=a,(s.isStorageBufferAttribute||s.isStorageInstancedBufferAttribute)&&3===s.itemSize){a=new a.constructor(4*s.count);for(let e=0;e<s.count;e++)a.set(s.array.subarray(3*e,3*e+3),4*e);s.itemSize=4,s.array=a}const h=a.byteLength+(4-a.byteLength%4)%4;n=o.createBuffer({label:s.name,size:h,usage:t,mappedAtCreation:!0}),new a.constructor(n.getMappedRange()).set(a),n.unmap(),r.buffer=n}}updateAttribute(e){const t=this._getBufferAttribute(e),s=this.backend,i=s.device,r=s.get(t).buffer,n=t.array,o=t.updateRanges;if(0===o.length)i.queue.writeBuffer(r,0,n,0);else{for(let e=0,t=o.length;e<t;e++){const t=o[e];i.queue.writeBuffer(r,0,n,t.start*n.BYTES_PER_ELEMENT,t.count*n.BYTES_PER_ELEMENT)}t.clearUpdateRanges()}}createShaderVertexBuffers(e){const t=e.getAttributes(),s=new Map;for(let e=0;e<t.length;e++){const i=t[e],r=i.array.BYTES_PER_ELEMENT,n=this._getBufferAttribute(i);let o=s.get(n);if(void 0===o){let e,t;!0===i.isInterleavedBufferAttribute?(e=i.data.stride*r,t=i.data.isInstancedInterleavedBuffer?dN:cN):(e=i.itemSize*r,t=i.isInstancedBufferAttribute?dN:cN),!1!==i.normalized||i.array.constructor!==Int16Array&&i.array.constructor!==Uint16Array||(e=4),o={arrayStride:e,attributes:[],stepMode:t},s.set(n,o)}const a=this._getVertexFormat(i),h=!0===i.isInterleavedBufferAttribute?i.offset*r:0;o.attributes.push({shaderLocation:e,offset:h,format:a})}return Array.from(s.values())}destroyAttribute(e){const t=this.backend;t.get(this._getBufferAttribute(e)).buffer.destroy(),t.delete(e)}async getArrayBufferAsync(e){const t=this.backend,s=t.device,i=t.get(this._getBufferAttribute(e)).buffer,r=i.size,n=s.createBuffer({label:e.name,size:r,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),o=s.createCommandEncoder({});o.copyBufferToBuffer(i,0,n,0,r),n.unmap();const a=o.finish();s.queue.submit([a]),await n.mapAsync(GPUMapMode.READ);return n.getMappedRange()}_getVertexFormat(e){const{itemSize:t,normalized:s}=e,i=e.array.constructor,r=e.constructor;let n;if(1==t)n=BP.get(i);else{const e=(EP.get(r)||RP.get(i))[s?1:0];if(e){const s=i.BYTES_PER_ELEMENT*t,r=4*Math.floor((s+3)/4)/i.BYTES_PER_ELEMENT;if(r%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");n=`${e}x${r}`}}return n||console.error("THREE.WebGPUAttributeUtils: Vertex format not supported yet."),n}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class PP{constructor(e){this.backend=e,this.bindGroupLayoutCache=new WeakMap}createBindingsLayout(e){const t=this.backend.device,s=[];let i=0;for(const t of e.bindings){const e={binding:i++,visibility:t.visibility};if(t.isUniformBuffer||t.isStorageBuffer){const s={};t.isStorageBuffer&&(s.type=t.access),e.buffer=s}else if(t.isSampler){const s={};t.texture.isDepthTexture&&null!==t.texture.compareFunction&&(s.type="comparison"),e.sampler=s}else if(t.isSampledTexture&&t.texture.isVideoTexture)e.externalTexture={};else if(t.isSampledTexture&&t.store){const s=this.backend.get(t.texture).texture.format,i=t.access;e.storageTexture={format:s,access:i}}else if(t.isSampledTexture){const s={};if(!0===t.texture.isMultisampleRenderTargetTexture&&(s.multisampled=!0),t.texture.isDepthTexture)s.sampleType=tN;else if(t.texture.isDataTexture||t.texture.isDataArrayTexture||t.texture.isData3DTexture){const e=t.texture.type;e===Ee?s.sampleType=sN:e===Be?s.sampleType=iN:e===Ie&&(this.backend.hasFeature("float32-filterable")?s.sampleType=QA:s.sampleType=eN)}t.isSampledCubeTexture?s.viewDimension=hN:t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?s.viewDimension=aN:t.isSampledTexture3D&&(s.viewDimension=uN),e.texture=s}else console.error(`WebGPUBindingUtils: Unsupported binding "${t}".`);s.push(e)}return t.createBindGroupLayout({entries:s})}createBindings(e){const{backend:t,bindGroupLayoutCache:s}=this,i=t.get(e);let r=s.get(e.bindingsReference);void 0===r&&(r=this.createBindingsLayout(e),s.set(e.bindingsReference,r));const n=this.createBindGroup(e,r);i.layout=r,i.group=n}updateBinding(e){const t=this.backend,s=t.device,i=e.buffer,r=t.get(e).buffer;s.queue.writeBuffer(r,0,i,0)}createBindGroup(e,t){const s=this.backend,i=s.device;let r=0;const n=[];for(const t of e.bindings){if(t.isUniformBuffer){const e=s.get(t);if(void 0===e.buffer){const s=t.byteLength,r=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,n=i.createBuffer({label:"bindingBuffer_"+t.name,size:s,usage:r});e.buffer=n}n.push({binding:r,resource:{buffer:e.buffer}})}else if(t.isStorageBuffer){const e=s.get(t);if(void 0===e.buffer){const i=t.attribute;e.buffer=s.get(i).buffer}n.push({binding:r,resource:{buffer:e.buffer}})}else if(t.isSampler){const e=s.get(t.texture);n.push({binding:r,resource:e.sampler})}else if(t.isSampledTexture){const e=s.get(t.texture);let o;if(void 0!==e.externalTexture)o=i.importExternalTexture({source:e.externalTexture});else{const s=t.store?1:e.texture.mipLevelCount,i=`view-${e.texture.width}-${e.texture.height}-${s}`;if(o=e[i],void 0===o){const r=lN;let n;n=t.isSampledCubeTexture?hN:t.isSampledTexture3D?uN:t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?aN:oN,o=e[i]=e.texture.createView({aspect:r,dimension:n,mipLevelCount:s})}}n.push({binding:r,resource:o})}r++}return i.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class FP{constructor(e){this.backend=e}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:s,material:i,geometry:r,pipeline:n}=e,{vertexProgram:o,fragmentProgram:a}=n,h=this.backend,u=h.device,l=h.utils,c=h.get(n),d=[];for(const t of e.getBindings()){const e=h.get(t);d.push(e.layout)}const p=h.attributeUtils.createShaderVertexBuffers(e);let m;!0===i.transparent&&0!==i.blending&&(m=this._getBlending(i));let g={};!0===i.stencilWrite&&(g={compare:this._getStencilCompare(i),failOp:this._getStencilOperation(i.stencilFail),depthFailOp:this._getStencilOperation(i.stencilZFail),passOp:this._getStencilOperation(i.stencilZPass)});const f=this._getColorWriteMask(i),y=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e<t.length;e++){const s=l.getTextureFormatGPU(t[e]);y.push({format:s,blend:m,writeMask:f})}}else{const t=l.getCurrentColorFormat(e.context);y.push({format:t,blend:m,writeMask:f})}const x=h.get(o).module,b=h.get(a).module,v=this._getPrimitiveState(s,r,i),T=this._getDepthCompare(i),_=l.getCurrentDepthStencilFormat(e.context),w=this._getSampleCount(e.context),S={label:`renderPipeline_${i.name||i.type}_${i.id}`,vertex:Object.assign({},x,{buffers:p}),fragment:Object.assign({},b,{targets:y}),primitive:v,multisample:{count:w,alphaToCoverageEnabled:i.alphaToCoverage&&w>1},layout:u.createPipelineLayout({bindGroupLayouts:d})},M={},A=e.context.depth,N=e.context.stencil;if(!0!==A&&!0!==N||(!0===A&&(M.format=_,M.depthWriteEnabled=i.depthWrite,M.depthCompare=T),!0===N&&(M.stencilFront=g,M.stencilBack={},M.stencilReadMask=i.stencilFuncMask,M.stencilWriteMask=i.stencilWriteMask),S.depthStencil=M),null===t)c.pipeline=u.createRenderPipeline(S);else{const e=new Promise((e=>{u.createRenderPipelineAsync(S).then((t=>{c.pipeline=t,e()}))}));t.push(e)}}createBundleEncoder(e){const t=this.backend,{utils:s,device:i}=t,r=s.getCurrentDepthStencilFormat(e),n={label:"renderBundleEncoder",colorFormats:[s.getCurrentColorFormat(e)],depthStencilFormat:r,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(n)}createComputePipeline(e,t){const s=this.backend,i=s.device,r=s.get(e.computeProgram).module,n=s.get(e),o=[];for(const e of t){const t=s.get(e);o.push(t.layout)}n.pipeline=i.createComputePipeline({compute:r,layout:i.createPipelineLayout({bindGroupLayouts:o})})}_getBlending(e){let t,s;const i=e.blending,r=e.blendSrc,n=e.blendDst,o=e.blendEquation;if(5===i){const i=null!==e.blendSrcAlpha?e.blendSrcAlpha:r,a=null!==e.blendDstAlpha?e.blendDstAlpha:n,h=null!==e.blendEquationAlpha?e.blendEquationAlpha:o;t={srcFactor:this._getBlendFactor(r),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(o)},s={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(a),operation:this._getBlendOperation(h)}}else{const r=(e,i,r,n)=>{t={srcFactor:e,dstFactor:i,operation:FA},s={srcFactor:r,dstFactor:n,operation:FA}};if(e.premultipliedAlpha)switch(i){case 1:r(_A,AA,_A,AA);break;case 2:r(_A,_A,_A,_A);break;case 3:r(TA,SA,TA,_A);break;case 4:r(TA,wA,TA,MA)}else switch(i){case 1:r(MA,AA,_A,AA);break;case 2:r(MA,_A,MA,_A);break;case 3:r(TA,SA,TA,_A);break;case 4:r(TA,wA,TA,wA)}}if(void 0!==t&&void 0!==s)return{color:t,alpha:s};console.error("THREE.WebGPURenderer: Invalid blending: ",i)}_getBlendFactor(e){let t;switch(e){case 200:t=TA;break;case 201:t=_A;break;case 202:t=wA;break;case 203:t=SA;break;case R:t=MA;break;case E:t=AA;break;case 208:t=NA;break;case 209:t=CA;break;case 206:t=RA;break;case 207:t=EA;break;case 210:t=BA;break;case 211:t=IA;break;case 212:t=PA;break;default:console.error("THREE.WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const s=e.stencilFunc;switch(s){case 512:t=KM;break;case gs:t=nA;break;case 513:t=QM;break;case 515:t=tA;break;case 514:t=eA;break;case 518:t=rA;break;case 516:t=sA;break;case 517:t=iA;break;default:console.error("THREE.WebGPURenderer: Invalid stencil function.",s)}return t}_getStencilOperation(e){let t;switch(e){case ts:t=kA;break;case 0:t=GA;break;case 7681:t=WA;break;case 5386:t=jA;break;case 7682:t=HA;break;case 7683:t=qA;break;case 34055:t=$A;break;case 34056:t=XA;break;default:console.error("THREE.WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case v:t=FA;break;case 101:t=UA;break;case 102:t=OA;break;case 103:t=zA;break;case 104:t=LA;break;default:console.error("THREE.WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,s){const i={},r=this.backend.utils;switch(i.topology=r.getPrimitiveTopology(e,s),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(i.stripIndexFormat=t.index.array instanceof Uint16Array?pA:mA),s.side){case 0:i.frontFace=uA,i.cullMode=dA;break;case 1:i.frontFace=uA,i.cullMode=cA;break;case 2:i.frontFace=uA,i.cullMode=lA;break;default:console.error("THREE.WebGPUPipelineUtils: Unknown material.side value.",s.side)}return i}_getColorWriteMask(e){return!0===e.colorWrite?DA:VA}_getDepthCompare(e){let t;if(!1===e.depthTest)t=nA;else{const s=e.depthFunc;switch(s){case 0:t=KM;break;case 1:t=nA;break;case 2:t=QM;break;case 3:t=tA;break;case 4:t=eA;break;case 5:t=rA;break;case 6:t=sA;break;case 7:t=iA;break;default:console.error("THREE.WebGPUPipelineUtils: Invalid depth function.",s)}}return t}}class UP extends VI{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.trackTimestamp=!0===e.trackTimestamp,this.device=null,this.context=null,this.colorBuffer=null,this.defaultRenderPassdescriptor=null,this.utils=new CP(this),this.attributeUtils=new IP(this),this.bindingUtils=new PP(this),this.pipelineUtils=new FP(this),this.textureUtils=new dP(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let s;if(void 0===t.device){const e={powerPreference:t.powerPreference},i=await navigator.gpu.requestAdapter(e);if(null===i)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const r=Object.values(pN),n=[];for(const e of r)i.features.has(e)&&n.push(e);const o={requiredFeatures:n,requiredLimits:t.requiredLimits};s=await i.requestDevice(o)}else s=t.device;s.lost.then((t=>{const s={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(s)}));const i=void 0!==t.context?t.context:e.domElement.getContext("webgpu");this.device=s,this.context=i;const r=t.alpha?"premultiplied":"opaque";this.trackTimestamp=this.trackTimestamp&&this.hasFeature(pN.TimestampQuery),this.context.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:r}),this.updateSize()}get coordinateSystem(){return Os}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){let e=this.defaultRenderPassdescriptor;if(null===e){const t=this.renderer;e={colorAttachments:[{view:null}]},!0!==this.renderer.depth&&!0!==this.renderer.stencil||(e.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(t.depth,t.stencil).createView()});const s=e.colorAttachments[0];this.renderer.samples>0?s.view=this.colorBuffer.createView():s.resolveTarget=void 0,this.defaultRenderPassdescriptor=e}const t=e.colorAttachments[0];return this.renderer.samples>0?t.resolveTarget=this.context.getCurrentTexture().createView():t.view=this.context.getCurrentTexture().createView(),e}_getRenderPassDescriptor(e){const t=e.renderTarget,s=this.get(t);let i=s.descriptors;if(void 0===i||s.width!==t.width||s.height!==t.height||s.activeMipmapLevel!==t.activeMipmapLevel||s.samples!==t.samples){i={},s.descriptors=i;const e=()=>{t.removeEventListener("dispose",e),this.delete(t)};t.addEventListener("dispose",e)}const r=e.getCacheKey();let n=i[r];if(void 0===n){const o=e.textures,a=[];for(let t=0;t<o.length;t++){const s=this.get(o[t]),i=s.texture.createView({baseMipLevel:e.activeMipmapLevel,mipLevelCount:1,baseArrayLayer:e.activeCubeFace,dimension:oN});let r,n;void 0!==s.msaaTexture?(r=s.msaaTexture.createView(),n=i):(r=i,n=void 0),a.push({view:r,resolveTarget:n,loadOp:aA,storeOp:oA})}if(n={colorAttachments:a},e.depth){const t={view:this.get(e.depthTexture).texture.createView()};n.depthStencilAttachment=t}i[r]=n,s.width=t.width,s.height=t.height,s.samples=t.samples,s.activeMipmapLevel=t.activeMipmapLevel}return n}beginRender(e){const t=this.get(e),s=this.device,i=e.occlusionQueryCount;let r,n;i>0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,r=s.createQuerySet({type:"occlusion",count:i}),t.occlusionQuerySet=r,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(i),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e),this.initTimestampQuery(e,n),n.occlusionQuerySet=r;const o=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let s=0;s<t.length;s++){const i=t[s];e.clearColor?(i.clearValue=0===s?e.clearColorValue:{r:0,g:0,b:0,a:1},i.loadOp=hA,i.storeOp=oA):(i.loadOp=aA,i.storeOp=oA)}}else{const t=n.colorAttachments[0];e.clearColor?(t.clearValue=e.clearColorValue,t.loadOp=hA,t.storeOp=oA):(t.loadOp=aA,t.storeOp=oA)}e.depth&&(e.clearDepth?(o.depthClearValue=e.clearDepthValue,o.depthLoadOp=hA,o.depthStoreOp=oA):(o.depthLoadOp=aA,o.depthStoreOp=oA)),e.stencil&&(e.clearStencil?(o.stencilClearValue=e.clearStencilValue,o.stencilLoadOp=hA,o.stencilStoreOp=oA):(o.stencilLoadOp=aA,o.stencilStoreOp=oA));const a=s.createCommandEncoder({label:"renderContext_"+e.id}),h=a.beginRenderPass(n);if(t.descriptor=n,t.encoder=a,t.currentPass=h,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.renderBundles=[],e.viewport&&this.updateViewport(e),e.scissor){const{x:t,y:s,width:i,height:r}=e.scissorValue;h.setScissorRect(t,s,i,r)}}finishRender(e){const t=this.get(e),s=e.occlusionQueryCount;if(t.renderBundles.length>0&&t.currentPass.executeBundles(t.renderBundles),s>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery(),t.currentPass.end(),s>0){const i=8*s;let r=this.occludedResolveCache.get(i);void 0===r&&(r=this.device.createBuffer({size:i,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(i,r));const n=this.device.createBuffer({size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,s,r,0),t.encoder.copyBufferToBuffer(r,0,n,0,i),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.prepareTimestampBuffer(e,t.encoder),this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;e<t.length;e++){const s=t[e];!0===s.generateMipmaps&&this.textureUtils.generateMipmaps(s)}}}isOccluded(e,t){const s=this.get(e);return s.occluded&&s.occluded.has(t)}async resolveOccludedAsync(e){const t=this.get(e),{currentOcclusionQueryBuffer:s,currentOcclusionQueryObjects:i}=t;if(s&&i){const e=new WeakSet;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueryBuffer=null,await s.mapAsync(GPUMapMode.READ);const r=s.getMappedRange(),n=new BigUint64Array(r);for(let t=0;t<i.length;t++)n[t]!==BigInt(0)&&e.add(i[t]);s.destroy(),t.occluded=e}}updateViewport(e){const{currentPass:t}=this.get(e),{x:s,y:i,width:r,height:n,minDepth:o,maxDepth:a}=e.viewportValue;t.setViewport(s,i,r,n,o,a)}clear(e,t,s,i=null){const r=this.device,n=this.renderer;let o,a,h,u,l=[];if(e){const e=this.getClearColor();if(!0===this.renderer.alpha){const t=e.a;a={r:e.r*t,g:e.g*t,b:e.b*t,a:t}}else a={r:e.r,g:e.g,b:e.b,a:e.a}}if(null===i){h=n.depth,u=n.stencil;const t=this._getDefaultRenderPassDescriptor();if(e){l=t.colorAttachments;const e=l[0];e.clearValue=a,e.loadOp=hA,e.storeOp=oA}(h||u)&&(o=t.depthStencilAttachment)}else{if(h=i.depth,u=i.stencil,e)for(const e of i.textures){const t=this.get(e),s=t.texture.createView();let i,r;void 0!==t.msaaTexture?(i=t.msaaTexture.createView(),r=s):(i=s,r=void 0),l.push({view:i,resolveTarget:r,clearValue:a,loadOp:hA,storeOp:oA})}if(h||u){o={view:this.get(i.depthTexture).texture.createView()}}}h&&(t?(o.depthLoadOp=hA,o.depthClearValue=n.getClearDepth(),o.depthStoreOp=oA):(o.depthLoadOp=aA,o.depthStoreOp=oA)),u&&(s?(o.stencilLoadOp=hA,o.stencilClearValue=n.getClearStencil(),o.stencilStoreOp=oA):(o.stencilLoadOp=aA,o.stencilStoreOp=oA));const c=r.createCommandEncoder({});c.beginRenderPass({colorAttachments:l,depthStencilAttachment:o}).end(),r.queue.submit([c.finish()])}beginCompute(e){const t=this.get(e),s={};this.initTimestampQuery(e,s),t.cmdEncoderGPU=this.device.createCommandEncoder(),t.passEncoderGPU=t.cmdEncoderGPU.beginComputePass(s)}compute(e,t,s,i){const{passEncoderGPU:r}=this.get(e),n=this.get(i).pipeline;r.setPipeline(n);for(let e=0,t=s.length;e<t;e++){const t=s[e],i=this.get(t);r.setBindGroup(e,i.group)}const o=this.device.limits.maxComputeWorkgroupsPerDimension,a=this.get(t);void 0===a.dispatchSize&&(a.dispatchSize={x:0,y:1,z:1});const{dispatchSize:h}=a;t.dispatchCount>o?(h.x=Math.min(t.dispatchCount,o),h.y=Math.ceil(t.dispatchCount/o)):h.x=t.dispatchCount,r.dispatchWorkgroups(h.x,h.y,h.z)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.prepareTimestampBuffer(e,t.cmdEncoderGPU),this.device.queue.submit([t.cmdEncoderGPU.finish()])}async waitForGPU(){await this.device.queue.onSubmittedWorkDone()}draw(e,t){const{object:s,context:i,pipeline:r}=e,n=e.getBindings(),o=this.get(i),a=this.get(r).pipeline,h=o.currentSets,u=o.currentPass,l=e.getDrawParameters();if(null===l)return;h.pipeline!==a&&(u.setPipeline(a),h.pipeline=a);const c=h.bindingGroups;for(let e=0,t=n.length;e<t;e++){const t=n[e],s=this.get(t);c[t.index]!==t.id&&(u.setBindGroup(t.index,s.group),c[t.index]=t.id)}const d=e.getIndex(),p=null!==d;if(!0===p&&h.index!==d){const e=this.get(d).buffer,t=d.array instanceof Uint16Array?pA:mA;u.setIndexBuffer(e,t),h.index=d}const m=e.getVertexBuffers();for(let e=0,t=m.length;e<t;e++){const t=m[e];if(h.attributes[e]!==t){const s=this.get(t).buffer;u.setVertexBuffer(e,s),h.attributes[e]=t}}if(void 0!==o.occlusionQuerySet){const e=o.lastOcclusionObject;e!==s&&(null!==e&&!0===e.occlusionTest&&(u.endOcclusionQuery(),o.occlusionQueryIndex++),!0===s.occlusionTest&&(u.beginOcclusionQuery(o.occlusionQueryIndex),o.occlusionQueryObjects[o.occlusionQueryIndex]=s),o.lastOcclusionObject=s)}if(!0===s.isBatchedMesh){const e=s._multiDrawStarts,t=s._multiDrawCounts,i=s._multiDrawCount,r=s._multiDrawInstances,n=p?d.array.BYTES_PER_ELEMENT:1;for(let s=0;s<i;s++){const i=r?r[s]:1,o=i>1?0:s;u.drawIndexed(t[s],i,e[s]/n,0,o)}}else if(!0===p){const{vertexCount:i,instanceCount:r,firstVertex:n}=l,o=e.getIndirect();if(null!==o){const e=this.get(o).buffer;u.drawIndexedIndirect(e,0)}else u.drawIndexed(i,r,n,0,0);t.update(s,i,r)}else{const{vertexCount:i,instanceCount:r,firstVertex:n}=l,o=e.getIndirect();if(null!==o){const e=this.get(o).buffer;u.drawIndirect(e,0)}else u.draw(i,r,n,0);t.update(s,i,r)}}needsRenderUpdate(e){const t=this.get(e),{object:s,material:i}=e,r=this.utils,n=r.getSampleCountRenderContext(e.context),o=r.getCurrentColorSpace(e.context),a=r.getCurrentColorFormat(e.context),h=r.getCurrentDepthStencilFormat(e.context),u=r.getPrimitiveTopology(s,i);let l=!1;return t.material===i&&t.materialVersion===i.version&&t.transparent===i.transparent&&t.blending===i.blending&&t.premultipliedAlpha===i.premultipliedAlpha&&t.blendSrc===i.blendSrc&&t.blendDst===i.blendDst&&t.blendEquation===i.blendEquation&&t.blendSrcAlpha===i.blendSrcAlpha&&t.blendDstAlpha===i.blendDstAlpha&&t.blendEquationAlpha===i.blendEquationAlpha&&t.colorWrite===i.colorWrite&&t.depthWrite===i.depthWrite&&t.depthTest===i.depthTest&&t.depthFunc===i.depthFunc&&t.stencilWrite===i.stencilWrite&&t.stencilFunc===i.stencilFunc&&t.stencilFail===i.stencilFail&&t.stencilZFail===i.stencilZFail&&t.stencilZPass===i.stencilZPass&&t.stencilFuncMask===i.stencilFuncMask&&t.stencilWriteMask===i.stencilWriteMask&&t.side===i.side&&t.alphaToCoverage===i.alphaToCoverage&&t.sampleCount===n&&t.colorSpace===o&&t.colorFormat===a&&t.depthStencilFormat===h&&t.primitiveTopology===u&&t.clippingContextCacheKey===e.clippingContext.cacheKey||(t.material=i,t.materialVersion=i.version,t.transparent=i.transparent,t.blending=i.blending,t.premultipliedAlpha=i.premultipliedAlpha,t.blendSrc=i.blendSrc,t.blendDst=i.blendDst,t.blendEquation=i.blendEquation,t.blendSrcAlpha=i.blendSrcAlpha,t.blendDstAlpha=i.blendDstAlpha,t.blendEquationAlpha=i.blendEquationAlpha,t.colorWrite=i.colorWrite,t.depthWrite=i.depthWrite,t.depthTest=i.depthTest,t.depthFunc=i.depthFunc,t.stencilWrite=i.stencilWrite,t.stencilFunc=i.stencilFunc,t.stencilFail=i.stencilFail,t.stencilZFail=i.stencilZFail,t.stencilZPass=i.stencilZPass,t.stencilFuncMask=i.stencilFuncMask,t.stencilWriteMask=i.stencilWriteMask,t.side=i.side,t.alphaToCoverage=i.alphaToCoverage,t.sampleCount=n,t.colorSpace=o,t.colorFormat=a,t.depthStencilFormat=h,t.primitiveTopology=u,t.clippingContextCacheKey=e.clippingContext.cacheKey,l=!0),l}getRenderCacheKey(e){const{object:t,material:s}=e,i=this.utils,r=e.context;return[s.transparent,s.blending,s.premultipliedAlpha,s.blendSrc,s.blendDst,s.blendEquation,s.blendSrcAlpha,s.blendDstAlpha,s.blendEquationAlpha,s.colorWrite,s.depthWrite,s.depthTest,s.depthFunc,s.stencilWrite,s.stencilFunc,s.stencilFail,s.stencilZFail,s.stencilZPass,s.stencilFuncMask,s.stencilWriteMask,s.side,i.getSampleCountRenderContext(r),i.getCurrentColorSpace(r),i.getCurrentColorFormat(r),i.getCurrentDepthStencilFormat(r),i.getPrimitiveTopology(t,s),e.getGeometryCacheKey(),e.clippingContext.cacheKey].join()}createSampler(e){this.textureUtils.createSampler(e)}destroySampler(e){this.textureUtils.destroySampler(e)}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}copyTextureToBuffer(e,t,s,i,r,n){return this.textureUtils.copyTextureToBuffer(e,t,s,i,r,n)}initTimestampQuery(e,t){if(!this.trackTimestamp)return;const s=this.get(e);if(!s.timeStampQuerySet){const e=this.device.createQuerySet({type:"timestamp",count:2}),i={querySet:e,beginningOfPassWriteIndex:0,endOfPassWriteIndex:1};Object.assign(t,{timestampWrites:i}),s.timeStampQuerySet=e}}prepareTimestampBuffer(e,t){if(!this.trackTimestamp)return;const s=this.get(e),i=2*BigInt64Array.BYTES_PER_ELEMENT;void 0===s.currentTimestampQueryBuffers&&(s.currentTimestampQueryBuffers={resolveBuffer:this.device.createBuffer({label:"timestamp resolve buffer",size:i,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),resultBuffer:this.device.createBuffer({label:"timestamp result buffer",size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),isMappingPending:!1});const{resolveBuffer:r,resultBuffer:n,isMappingPending:o}=s.currentTimestampQueryBuffers;!0!==o&&(t.resolveQuerySet(s.timeStampQuerySet,0,2,r,0),t.copyBufferToBuffer(r,0,n,0,i))}async resolveTimestampAsync(e,t="render"){if(!this.trackTimestamp)return;const s=this.get(e);if(void 0===s.currentTimestampQueryBuffers)return;const{resultBuffer:i,isMappingPending:r}=s.currentTimestampQueryBuffers;!0!==r&&(s.currentTimestampQueryBuffers.isMappingPending=!0,i.mapAsync(GPUMapMode.READ).then((()=>{const e=new BigUint64Array(i.getMappedRange()),r=Number(e[1]-e[0])/1e6;this.renderer.info.updateTimestamp(t,r),i.unmap(),s.currentTimestampQueryBuffers.isMappingPending=!1})))}createNodeBuilder(e,t){return new NP(e,t)}createProgram(e){this.get(e).module={module:this.device.createShaderModule({code:e.code,label:e.stage}),entryPoint:"main"}}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){this.pipelineUtils.createRenderPipeline(e,t)}createComputePipeline(e,t){this.pipelineUtils.createComputePipeline(e,t)}beginBundle(e){const t=this.get(e);t._currentPass=t.currentPass,t._currentSets=t.currentSets,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.currentPass=this.pipelineUtils.createBundleEncoder(e)}finishBundle(e,t){const s=this.get(e),i=s.currentPass.finish();this.get(t).bundleGPU=i,s.currentSets=s._currentSets,s.currentPass=s._currentPass}addBundle(e,t){this.get(e).renderBundles.push(this.get(t).bundleGPU)}createBindings(e){this.bindingUtils.createBindings(e)}updateBindings(e){this.bindingUtils.createBindings(e)}updateBinding(e){this.bindingUtils.updateBinding(e)}createIndexAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.INDEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createIndirectStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.INDIRECT|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}updateSize(){this.colorBuffer=this.textureUtils.getColorBuffer(),this.defaultRenderPassdescriptor=null}getMaxAnisotropy(){return 16}hasFeature(e){return this.device.features.has(e)}copyTextureToTexture(e,t,s=null,i=null,r=0){let n=0,o=0,a=0,h=0,u=0,l=0,c=e.image.width,d=e.image.height;null!==s&&(h=s.x,u=s.y,l=s.z||0,c=s.width,d=s.height),null!==i&&(n=i.x,o=i.y,a=i.z||0);const p=this.device.createCommandEncoder({label:"copyTextureToTexture_"+e.id+"_"+t.id}),m=this.get(e).texture,g=this.get(t).texture;p.copyTextureToTexture({texture:m,mipLevel:r,origin:{x:h,y:u,z:l}},{texture:g,mipLevel:r,origin:{x:n,y:o,z:a}},[c,d,1]),this.device.queue.submit([p.finish()])}copyFramebufferToTexture(e,t,s){const i=this.get(t);let r=null;r=t.renderTarget?e.isDepthTexture?this.get(t.depthTexture).texture:this.get(t.textures[0]).texture:e.isDepthTexture?this.textureUtils.getDepthBuffer(t.depth,t.stencil):this.context.getCurrentTexture();const n=this.get(e).texture;if(r.format!==n.format)return void console.error("WebGPUBackend: copyFramebufferToTexture: Source and destination formats do not match.",r.format,n.format);let o;if(i.currentPass?(i.currentPass.end(),o=i.encoder):o=this.device.createCommandEncoder({label:"copyFramebufferToTexture_"+e.id}),o.copyTextureToTexture({texture:r,origin:{x:s.x,y:s.y,z:0}},{texture:n},[s.z,s.w]),e.generateMipmaps&&this.textureUtils.generateMipmaps(e),i.currentPass){const{descriptor:e}=i;for(let t=0;t<e.colorAttachments.length;t++)e.colorAttachments[t].loadOp=aA;t.depth&&(e.depthStencilAttachment.depthLoadOp=aA),t.stencil&&(e.depthStencilAttachment.stencilLoadOp=aA),i.currentPass=o.beginRenderPass(e),i.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null}}else this.device.queue.submit([o.finish()])}}class OP extends ml{constructor(e,t,s,i,r,n){super(e,t,s,i,r,n),this.iesMap=null}copy(e,t){return super.copy(e,t),this.iesMap=e.iesMap,this}}class zP extends hI{constructor(){super(),this.addMaterial(HT,vu),this.addMaterial(cw,xu),this.addMaterial(pw,bu),this.addMaterial(bw,Tu),this.addMaterial(OT,Kr),this.addMaterial(WT,wu),this.addMaterial(_T,_u),this.addMaterial(ww,Au),this.addMaterial(mT,ya),this.addMaterial(fT,Nu),this.addMaterial(Mw,Ba),this.addMaterial(Rw,so),this.addMaterial(Iw,fu),this.addLight(CR,bl),this.addLight(kB,_l),this.addLight(HB,Sl),this.addLight(qB,ml),this.addLight(XB,wl),this.addLight(YB,hl),this.addLight(ZB,Al),this.addLight($B,OP),this.addToneMapping(KN,1),this.addToneMapping(QN,2),this.addToneMapping(eC,3),this.addToneMapping(sC,4),this.addToneMapping(oC,6),this.addToneMapping(aC,7)}}class LP extends yI{constructor(e={}){let t;e.forceWebGL?t=iP:(t=UP,e.getFallback=()=>(console.warn("THREE.WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new iP(e)));super(new t(e),e),this.library=new zP,this.isWebGPURenderer=!0}}class VP extends La{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}const DP=new lT,kP=new NM(DP);class GP{constructor(e,t=jp(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0,DP.name="PostProcessing"}render(){this.update();const e=this.renderer,t=e.toneMapping,s=e.outputColorSpace;e.toneMapping=0,e.outputColorSpace=Jt,kP.render(e),e.toneMapping=t,e.outputColorSpace=s}update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,s=e.outputColorSpace;kP.material.fragmentNode=!0===this.outputColorTransform?by(this.outputNode,t,s):this.outputNode.context({toneMapping:t,outputColorSpace:s}),kP.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){this.update();const e=this.renderer,t=e.toneMapping,s=e.outputColorSpace;e.toneMapping=0,e.outputColorSpace=Jt,await kP.renderAsync(e),e.toneMapping=t,e.outputColorSpace=s}}function WP(e,t={}){return t.toneMapping=e.toneMapping,t.toneMappingExposure=e.toneMappingExposure,t.outputColorSpace=e.outputColorSpace,t.renderTarget=e.getRenderTarget(),t.activeCubeFace=e.getActiveCubeFace(),t.activeMipmapLevel=e.getActiveMipmapLevel(),t.renderObjectFunction=e.getRenderObjectFunction(),t.pixelRatio=e.getPixelRatio(),t.mrt=e.getMRT(),t.clearColor=e.getClearColor(t.clearColor||new Xr),t.clearAlpha=e.getClearAlpha(),t.autoClear=e.autoClear,t.scissorTest=e.getScissorTest(),t}function jP(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function HP(e,t,s={}){return(s=WP(e,s)).background=t.background,s.backgroundNode=t.backgroundNode,s.overrideMaterial=t.overrideMaterial,s}var qP=Object.freeze({__proto__:null,resetRendererAndSceneState:function(e,t,s){return s=HP(e,t,s),t.background=null,t.backgroundNode=null,t.overrideMaterial=null,s},resetRendererState:function(e,t){return t=WP(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t},restoreRendererAndSceneState:function(e,t,s){jP(e,s),t.background=s.background,t.backgroundNode=s.backgroundNode,t.overrideMaterial=s.overrideMaterial},restoreRendererState:jP,saveRendererAndSceneState:HP,saveRendererState:WP});class $P extends yi{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=Te,this.minFilter=Te,this.isStorageTexture=!0}}class XP extends an{constructor(e,t,s=Float32Array){!1===ArrayBuffer.isView(e)&&(e=new s(e*t)),super(e,t),this.isStorageBufferAttribute=!0}}class YP extends zo{constructor(e,t,s=Float32Array){!1===ArrayBuffer.isView(e)&&(e=new s(e*t)),super(e,t),this.isStorageInstancedBufferAttribute=!0}}class ZP extends XP{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class JP extends Ju{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,s,i){const r=new el(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(e,(s=>{try{t(this.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),this.manager.itemError(e)}}),s,i)}parseNodes(e){const t={};if(void 0!==e){for(const s of e){const{uuid:e,type:i}=s;t[e]=this.createNodeFromType(i),t[e].uuid=e}const s={nodes:t,textures:this.textures};for(const i of e){i.meta=s;t[i.uuid].deserialize(i),delete i.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const s={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=s,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(console.error("THREE.NodeLoader: Node type not found:",e),Ip()):vp(new this.nodes[e])}}class KP extends Nl{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),s=this.nodes,i=e.inputNodes;for(const e in i){const r=i[e];t[e]=s[r]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class QP extends Bl{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const s=super.parse(e,t);return this._nodesJSON=null,s}parseNodes(e,t){if(void 0!==e){const s=new JP;return s.setNodes(this.nodes),s.setTextures(t),s.parseNodes(e)}return{}}parseMaterials(e,t){const s={};if(void 0!==e){const i=this.parseNodes(this._nodesJSON,t),r=new KP;r.setTextures(t),r.setNodes(i),r.setNodeMaterials(this.nodeMaterials);for(let t=0,i=e.length;t<i;t++){const i=e[t];s[i.uuid]=r.parse(i)}}return s}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:e}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=e);export{te as ACESFilmicToneMapping,Av as AONode,v as AddEquation,Z as AddOperation,Vt as AdditiveAnimationBlendMode,f as AdditiveBlending,ie as AgXToneMapping,Le as AlphaFormat,ws as AlwaysCompare,k as AlwaysDepth,gs as AlwaysStencilFunc,wl as AmbientLight,XB as AmbientLightNode,MR as AnalyticLightNode,pc as AnimationAction,qu as AnimationClip,tl as AnimationLoader,gc as AnimationMixer,dc as AnimationObjectGroup,Pu as AnimationUtils,Xa as ArcCurve,Wl as ArrayCamera,Ud as ArrayElementNode,hd as ArrowHelper,km as AssignNode,ne as AttachedBindMode,Ty as AttributeNode,Jl as Audio,ic as AudioAnalyser,zl as AudioContext,Zl as AudioListener,Ll as AudioLoader,ud as AxesHelper,QT as BRDF_GGX,LT as BRDF_Lambert,d as BackSide,Wt as BasicDepthPacking,BT as BasicEnvironmentNode,a as BasicShadowMap,uv as BatchNode,fa as BatchedMesh,Io as Bone,Vu as BooleanKeyframeTrack,Rc as Box2,Ri as Box3,id as Box3Helper,Ln as BoxGeometry,sd as BoxHelper,xv as Break,an as BufferAttribute,ey as BufferAttributeNode,Sn as BufferGeometry,El as BufferGeometryLoader,Ex as BufferNode,lb as BumpMapNode,VP as BundleGroup,uy as BypassNode,Ne as ByteType,Xu as Cache,ay as CacheNode,kn as Camera,Qc as CameraHelper,ja as CanvasTexture,gh as CapsuleGeometry,eh as CatmullRomCurve3,ee as CineonToneMapping,fh as CircleGeometry,me as ClampToEdgeWrapping,jl as Clock,hC as CodeNode,Xr as Color,Du as ColorKeyframeTrack,ii as ColorManagement,kf as ColorSpaceNode,Ga as CompressedArrayTexture,Wa as CompressedCubeTexture,ka as CompressedTexture,sl as CompressedTextureLoader,ny as ComputeNode,xh as ConeGeometry,jd as ConstNode,L as ConstantAlphaFactor,O as ConstantColorFactor,Rf as ContextNode,yv as Continue,cd as Controls,Od as ConvertNode,$n as CubeCamera,he as CubeReflectionMapping,ue as CubeRefractionMapping,Xn as CubeTexture,rl as CubeTextureLoader,Cx as CubeTextureNode,de as CubeUVReflectionMapping,rh as CubicBezierCurve,nh as CubicBezierCurve3,Uu as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,o as CullFaceFrontBack,i as CullFaceNone,qa as Curve,dh as CurvePath,b as CustomBlending,se as CustomToneMapping,yh as CylinderGeometry,Ac as Cylindrical,e_ as DFGApprox,ZT as D_GGX,wi as Data3DTexture,Ti as DataArrayTexture,Po as DataTexture,nl as DataTextureLoader,rn as DataUtils,rs as DecrementStencilOp,os as DecrementWrapStencilOp,Zu as DefaultLoadingManager,We as DepthFormat,je as DepthStencilFormat,Ha as DepthTexture,oe as DetachedBindMode,_l as DirectionalLight,Zc as DirectionalLightHelper,kB as DirectionalLightNode,fy as Discard,zu as DiscreteInterpolant,vh as DodecahedronGeometry,p as DoubleSide,B as DstAlphaFactor,P as DstColorFactor,Bs as DynamicCopyUsage,Ms as DynamicDrawUsage,Cs as DynamicReadUsage,gg as EPSILON,Mh as EdgesGeometry,$a as EllipseCurve,aw as EnvironmentNode,xs as EqualCompare,j as EqualDepth,ls as EqualStencilFunc,wT as EquirectUVNode,le as EquirectangularReflectionMapping,ce as EquirectangularRefractionMapping,dr as Euler,zs as EventDispatcher,my as ExpressionNode,tu as ExtrudeGeometry,zT as F_Schlick,el as FileLoader,gn as Float16BufferAttribute,fn as Float32BufferAttribute,Ie as FloatType,Mp as Fn,Jn as Fog,Zn as FogExp2,CC as FogExp2Node,SC as FogNode,AC as FogRangeNode,Da as FramebufferTexture,lx as FrontFacingNode,c as FrontSide,Ko as Frustum,Wm as FunctionCallNode,pC as FunctionNode,VS as FunctionOverloadingNode,vc as GLBufferAttribute,Ps as GLSL1,Fs as GLSL3,iI as GLSLNodeParser,vs as GreaterCompare,q as GreaterDepth,_s as GreaterEqualCompare,H as GreaterEqualDepth,ms as GreaterEqualStencilFunc,ds as GreaterStencilFunc,Hc as GridHelper,La as Group,Pe as HalfFloatType,hl as HemisphereLight,jc as HemisphereLightHelper,YB as HemisphereLightNode,OP as IESSpotLight,$B as IESSpotLightNode,fg as INFINITY,iu as IcosahedronGeometry,Rp as If,Ul as ImageBitmapLoader,il as ImageLoader,di as ImageUtils,is as IncrementStencilOp,ns as IncrementWrapStencilOp,ev as IndexNode,ZP as IndirectStorageBufferAttribute,av as InstanceNode,zo as InstancedBufferAttribute,Rl as InstancedBufferGeometry,bc as InstancedInterleavedBuffer,Ho as InstancedMesh,dT as InstancedPointsNodeMaterial,cn as Int16BufferAttribute,pn as Int32BufferAttribute,hn as Int8BufferAttribute,Ee as IntType,Qn as InterleavedBuffer,to as InterleavedBufferAttribute,Fu as Interpolant,It as InterpolateDiscrete,Pt as InterpolateLinear,Ft as InterpolateSmooth,as as InvertStencilOp,Rv as IrradianceNode,Ld as JoinNode,ts as KeepStencilOp,Lu as KeyframeTrack,To as LOD,mh as LatheGeometry,pr as Layers,ys as LessCompare,G as LessDepth,bs as LessEqualCompare,W as LessEqualDepth,cs as LessEqualStencilFunc,us as LessStencilFunc,al as Light,Al as LightProbe,ZB as LightProbeNode,lI as Lighting,Nv as LightingContextNode,PT as LightingModel,Mv as LightingNode,dR as LightsNode,Ma as Line,xT as Line2NodeMaterial,Ic as Line3,ya as LineBasicMaterial,mT as LineBasicNodeMaterial,oh as LineCurve,ah as LineCurve3,Nu as LineDashedMaterial,fT as LineDashedNodeMaterial,Ea as LineLoop,Ra as LineSegments,Te as LinearFilter,Ou as LinearInterpolant,Me as LinearMipMapLinearFilter,we as LinearMipMapNearestFilter,Se as LinearMipmapLinearFilter,_e as LinearMipmapNearestFilter,Jt as LinearSRGBColorSpace,K as LinearToneMapping,Kt as LinearTransfer,Ju as Loader,Cl as LoaderUtils,Yu as LoadingManager,fv as Loop,gv as LoopNode,Rt as LoopOnce,Bt as LoopPingPong,Et as LoopRepeat,Ge as LuminanceAlphaFormat,ke as LuminanceFormat,t as MOUSE,RS as MRTNode,vw as MatcapUVNode,Jr as Material,Nl as MaterialLoader,pb as MaterialNode,Dx as MaterialReferenceNode,Xs as MathUtils,Nc as Matrix2,Zs as Matrix3,sr as Matrix4,S as MaxEquation,Ay as MaxMipLevelNode,On as Mesh,Kr as MeshBasicMaterial,OT as MeshBasicNodeMaterial,Su as MeshDepthMaterial,Mu as MeshDistanceMaterial,wu as MeshLambertMaterial,WT as MeshLambertNodeMaterial,Au as MeshMatcapMaterial,ww as MeshMatcapNodeMaterial,_u as MeshNormalMaterial,_T as MeshNormalNodeMaterial,vu as MeshPhongMaterial,HT as MeshPhongNodeMaterial,bu as MeshPhysicalMaterial,pw as MeshPhysicalNodeMaterial,gw as MeshSSSNodeMaterial,xu as MeshStandardMaterial,cw as MeshStandardNodeMaterial,Tu as MeshToonMaterial,bw as MeshToonNodeMaterial,w as MinEquation,ge as MirroredRepeatWrapping,Y as MixOperation,qy as ModelNode,Kb as ModelViewProjectionNode,wv as MorphNode,x as MultiplyBlending,X as MultiplyOperation,fe as NearestFilter,ve as NearestMipMapLinearFilter,xe as NearestMipMapNearestFilter,be as NearestMipmapLinearFilter,ye as NearestMipmapNearestFilter,re as NeutralToneMapping,fs as NeverCompare,D as NeverDepth,hs as NeverStencilFunc,m as NoBlending,Yt as NoColorSpace,J as NoToneMapping,Fd as Node,qE as NodeAttribute,LB as NodeBuilder,KE as NodeCache,ZE as NodeCode,VB as NodeFrame,DB as NodeFunctionInput,JP as NodeLoader,lT as NodeMaterial,KP as NodeMaterialLoader,md as NodeMaterialObserver,QP as NodeObjectLoader,Ad as NodeShaderStage,Cd as NodeType,$E as NodeUniform,Nd as NodeUpdateType,Md as NodeUtils,XE as NodeVar,YE as NodeVarying,Lt as NormalAnimationBlendMode,g as NormalBlending,ob as NormalMapNode,Ts as NotEqualCompare,$ as NotEqualDepth,ps as NotEqualStencilFunc,ku as NumberKeyframeTrack,Rr as Object3D,Dy as Object3DNode,Bl as ObjectLoader,Xt as ObjectSpaceNormalMap,ru as OctahedronGeometry,A as OneFactor,V as OneMinusConstantAlphaFactor,z as OneMinusConstantColorFactor,I as OneMinusDstAlphaFactor,F as OneMinusDstColorFactor,E as OneMinusSrcAlphaFactor,C as OneMinusSrcColorFactor,vl as OrthographicCamera,AS as OutputStructNode,h as PCFShadowMap,u as PCFSoftShadowMap,yg as PI,xg as PI2,CB as PMREMGenerator,rw as PMREMNode,TS as ParameterNode,qN as PassNode,ph as Path,Hn as PerspectiveCamera,kT as PhongLightingModel,F_ as PhysicalLightingModel,Yo as Plane,nu as PlaneGeometry,rd as PlaneHelper,bl as PointLight,Dc as PointLightHelper,CR as PointLightNode,zM as PointUVNode,Oa as Points,Ba as PointsMaterial,Mw as PointsNodeMaterial,qc as PolarGridHelper,bh as PolyhedronGeometry,sc as PositionalAudio,GP as PostProcessing,qP as PostProcessingUtils,LN as PosterizeNode,cc as PropertyBinding,rc as PropertyMixer,lm as PropertyNode,NM as QuadMesh,hh as QuadraticBezierCurve,uh as QuadraticBezierCurve3,Mi as Quaternion,Wu as QuaternionKeyframeTrack,Gu as QuaternionLinearInterpolant,Nt as RED_GREEN_RGTC2_Format,Mt as RED_RGTC1_Format,e as REVISION,jt as RGBADepthPacking,De as RGBAFormat,Ze as RGBAIntegerFormat,bt as RGBA_ASTC_10x10_Format,ft as RGBA_ASTC_10x5_Format,yt as RGBA_ASTC_10x6_Format,xt as RGBA_ASTC_10x8_Format,vt as RGBA_ASTC_12x10_Format,Tt as RGBA_ASTC_12x12_Format,ht as RGBA_ASTC_4x4_Format,ut as RGBA_ASTC_5x4_Format,lt as RGBA_ASTC_5x5_Format,ct as RGBA_ASTC_6x5_Format,dt as RGBA_ASTC_6x6_Format,pt as RGBA_ASTC_8x5_Format,mt as RGBA_ASTC_8x6_Format,gt as RGBA_ASTC_8x8_Format,_t as RGBA_BPTC_Format,at as RGBA_ETC2_EAC_Format,rt as RGBA_PVRTC_2BPPV1_Format,it as RGBA_PVRTC_4BPPV1_Format,Ke as RGBA_S3TC_DXT1_Format,Qe as RGBA_S3TC_DXT3_Format,et as RGBA_S3TC_DXT5_Format,Ht as RGBDepthPacking,Ve as RGBFormat,Ye as RGBIntegerFormat,wt as RGB_BPTC_SIGNED_Format,St as RGB_BPTC_UNSIGNED_Format,nt as RGB_ETC1_Format,ot as RGB_ETC2_Format,st as RGB_PVRTC_2BPPV1_Format,tt as RGB_PVRTC_4BPPV1_Format,Je as RGB_S3TC_DXT1_Format,qt as RGDepthPacking,$e as RGFormat,Xe as RGIntegerFormat,RM as RTTNode,IC as RangeNode,yu as RawShaderMaterial,tr as Ray,_c as Raycaster,Sl as RectAreaLight,HB as RectAreaLightNode,He as RedFormat,qe as RedIntegerFormat,zx as ReferenceNode,TM as ReflectorNode,Q as ReinhardToneMapping,cy as RemapNode,xy as RenderOutputNode,bi as RenderTarget,Yf as RendererReferenceNode,pe as RepeatWrapping,ss as ReplaceStencilOp,yy as Return,_ as ReverseSubtractEquation,ou as RingGeometry,Aw as RotateNode,Ct as SIGNED_RED_GREEN_RGTC2_Format,At as SIGNED_RED_RGTC1_Format,Zt as SRGBColorSpace,Qt as SRGBTransfer,Kn as Scene,kM as SceneNode,s_ as Schlick_to_F0,Iv as ScreenNode,_C as ScriptableNode,TC as ScriptableNodeResources,yC as ScriptableValueNode,kd as SetNode,Dn as ShaderMaterial,bp as ShaderNode,fu as ShadowMaterial,wR as ShadowNode,Iw as ShadowNodeMaterial,Ah as Shape,au as ShapeGeometry,ld as ShapePath,Kh as ShapeUtils,Ce as ShortType,Oo as Skeleton,Lc as SkeletonHelper,Bo as SkinnedMesh,dv as SkinningNode,mi as Source,$i as Sphere,hu as SphereGeometry,Mc as Spherical,Ml as SphericalHarmonics3,lh as SplineCurve,Dd as SplitNode,ml as SpotLight,Fc as SpotLightHelper,qB as SpotLightNode,yo as Sprite,so as SpriteMaterial,Rw as SpriteNodeMaterial,sM as SpriteSheetUVNode,R as SrcAlphaFactor,U as SrcAlphaSaturateFactor,N as SrcColorFactor,wS as StackNode,Es as StaticCopyUsage,Ss as StaticDrawUsage,Ns as StaticReadUsage,Gl as StereoCamera,HM as StorageArrayElementNode,XP as StorageBufferAttribute,mN as StorageBufferNode,YP as StorageInstancedBufferAttribute,$P as StorageTexture,yN as StorageTextureNode,Is as StreamCopyUsage,As as StreamDrawUsage,Rs as StreamReadUsage,ju as StringKeyframeTrack,T as SubtractEquation,y as SubtractiveBlending,tb as TBNViewMatrix,s as TOUCH,$t as TangentSpaceNormalMap,zd as TempNode,uu as TetrahedronGeometry,yi as Texture,Fw as Texture3DNode,ol as TextureLoader,Cy as TextureNode,Sy as TextureSizeNode,Jf as ToneMappingNode,ZN as ToonOutlinePassNode,lu as TorusGeometry,cu as TorusKnotGeometry,Wr as Triangle,Gt as TriangleFanDrawMode,kt as TriangleStripDrawMode,Dt as TrianglesDrawMode,rM as TriplanarTexturesNode,du as TubeGeometry,ae as UVMapping,dn as Uint16BufferAttribute,mn as Uint32BufferAttribute,un as Uint8BufferAttribute,ln as Uint8ClampedBufferAttribute,fc as Uniform,Px as UniformArrayNode,sm as UniformGroupNode,hm as UniformNode,xc as UniformsGroup,Ae as UnsignedByteType,Oe as UnsignedInt248Type,ze as UnsignedInt5999Type,Be as UnsignedIntType,Fe as UnsignedShort4444Type,Ue as UnsignedShort5551Type,Re as UnsignedShortType,vN as UserDataNode,l as VSMShadowMap,XT as V_GGX_SmithCorrelated,If as VarNode,Uf as VaryingNode,Ys as Vector2,Ai as Vector3,xi as Vector4,Hu as VectorKeyframeTrack,UM as VertexColorNode,Va as VideoTexture,Zv as ViewportDepthNode,Xv as ViewportDepthTextureNode,kN as ViewportSharedTextureNode,jv as ViewportTextureNode,Ow as VolumeNodeMaterial,Si as WebGL3DRenderTarget,_i as WebGLArrayRenderTarget,Us as WebGLCoordinateSystem,Yn as WebGLCubeRenderTarget,dd as WebGLMultipleRenderTargets,vi as WebGLRenderTarget,Os as WebGPUCoordinateSystem,LP as WebGPURenderer,pu as WireframeGeometry,zt as WrapAroundEnding,Ut as ZeroCurvatureEnding,M as ZeroFactor,Ot as ZeroSlopeEnding,es as ZeroStencilOp,Dg as abs,sC as acesFilmicToneMapping,Lg as acos,qm as add,$d as addMethodChaining,vy as addNodeElement,oC as agxToneMapping,bg as all,Sm as alphaT,ig as and,Mm as anisotropy,Nm as anisotropyB,Am as anisotropyT,vg as any,Ep as append,Kp as arrayBuffer,zg as asin,Gm as assign,Vg as atan,Qg as atan2,JC as atomicAdd,tR as atomicAnd,YC as atomicFunc,QC as atomicMax,eR as atomicMin,sR as atomicOr,ZC as atomicStore,KC as atomicSub,iR as atomicXor,Vm as attenuationColor,Lm as attenuationDistance,_y as attribute,GM as backgroundBlurriness,WM as backgroundIntensity,jM as backgroundRotation,lv as batch,eM as billboarding,ag as bitAnd,hg as bitNot,ug as bitOr,lg as bitXor,Yx as bitangentGeometry,Zx as bitangentLocal,Jx as bitangentView,Kx as bitangentWorld,Jg as bitcast,ew as blur,Up as bool,Bx as buffer,ty as bufferAttribute,cb as bumpMap,NN as burn,Vp as bvec2,Wp as bvec3,$p as bvec4,ly as bypass,hy as cache,jm as call,Py as cameraFar,Iy as cameraNear,Ly as cameraNormalMatrix,Vy as cameraPosition,Fy as cameraProjectionMatrix,Uy as cameraProjectionMatrixInverse,Oy as cameraViewMatrix,zy as cameraWorldMatrix,gf as cbrt,zN as cdl,Bg as ceil,RR as checker,eC as cineonToneMapping,xf as clamp,ym as clearcoat,xm as clearcoatRoughness,uC as code,Bp as color,Hf as colorSpaceToWorking,vT as colorToDirection,oy as compute,Cf as cond,Ef as context,em as convert,qf as convertColorSpace,BM as convertToTexture,Ug as cos,ti as createCanvasElement,uf as cross,Rx as cubeTexture,Hg as dFdx,qg as dFdy,Im as dashSize,Ed as defaultBuildStages,Rd as defaultShaderStages,yp as defined,wg as degrees,WS as deltaTime,RC as densityFog,iT as depth,YN as depthPass,af as difference,pm as diffuseColor,NR as directPointLight,bT as directionToColor,Dm as dispersion,of as distance,Ym as div,CN as dodge,hf as dot,ov as drawIndex,sy as dynamicBufferAttribute,Qp as element,mm as emissive,Jm as equal,Tg as equals,ST as equirectUV,Sg as exp,Mg as exp2,gy as expression,dx as faceDirection,_f as faceForward,Ip as float,Eg as floor,MC as fog,Pg as fract,nm as frameGroup,jS as frameId,cx as frontFacing,Zg as fwidth,PS as gain,Pm as gapSize,xp as getConstNodeType,Cp as getCurrentStack,Z_ as getDirection,AR as getDistanceAttenuation,qT as getGeometryRoughness,FM as getNormalFromDepth,VE as getParallaxCorrectNormal,$T as getRoughness,PM as getScreenPosition,DE as getShIrradianceAt,CS as getTextureIndex,IM as getViewPosition,dC as glsl,gC as glslFn,BN as grayscale,eg as greaterThan,sg as greaterThanEqual,BS as hash,sx as highPrecisionModelNormalViewMatrix,tx as highPrecisionModelViewMatrix,FN as hue,hv as instance,sv as instanceIndex,iy as instancedBufferAttribute,ry as instancedDynamicBufferAttribute,Pp as int,Rg as inverseSqrt,nv as invocationLocalIndex,rv as invocationSubgroupIndex,Um as ior,Tm as iridescence,_m as iridescenceIOR,wm as iridescenceThickness,zp as ivec2,kp as ivec3,Hp as ivec4,lC as js,Bf as label,Gg as length,ff as lengthSq,Qm as lessThan,tg as lessThanEqual,oR as lightPosition,uR as lightTargetDirection,aR as lightTargetPosition,hR as lightViewPosition,Cv as lightingContext,pR as lights,rT as linearDepth,KN as linearToneMapping,LC as localId,Ag as log,Ng as log2,bv as loop,UN as luminance,Xp as mat2,Yp as mat3,Zp as mat4,Tw as matcapUV,Zb as materialAOMap,mb as materialAlphaTest,Pb as materialAnisotropy,Jb as materialAnisotropyVector,kb as materialAttenuationColor,Db as materialAttenuationDistance,Nb as materialClearcoat,Rb as materialClearcoatNormal,Cb as materialClearcoatRoughness,gb as materialColor,Xb as materialDispersion,yb as materialEmissive,Vb as materialIOR,Fb as materialIridescence,Ub as materialIridescenceIOR,Ob as materialIridescenceThickness,Yb as materialLightMap,qb as materialLineDashOffset,Wb as materialLineDashSize,jb as materialLineGapSize,Gb as materialLineScale,Hb as materialLineWidth,Mb as materialMetalness,Ab as materialNormal,xb as materialOpacity,$b as materialPointWidth,kx as materialReference,wb as materialReflectivity,wx as materialRefractionRatio,Eb as materialRotation,Sb as materialRoughness,Bb as materialSheen,Ib as materialSheenRoughness,fb as materialShininess,bb as materialSpecular,Tb as materialSpecularColor,vb as materialSpecularIntensity,_b as materialSpecularStrength,Lb as materialThickness,zb as materialTransmission,tf as max,Ny as maxMipLevel,fm as metalness,ef as min,yf as mix,Sf as mixElement,sf as mod,Zm as modInt,$y as modelDirection,Ky as modelNormalMatrix,Yy as modelPosition,Zy as modelScale,ex as modelViewMatrix,Jy as modelViewPosition,Qb as modelViewProjection,Xy as modelWorldMatrix,Qy as modelWorldMatrixInverse,Sv as morphReference,ES as mrt,Xm as mul,xE as mx_aastep,FE as mx_cell_noise_float,NE as mx_contrast,UE as mx_fractal_noise_float,OE as mx_fractal_noise_vec2,zE as mx_fractal_noise_vec3,LE as mx_fractal_noise_vec4,gE as mx_hsvtorgb,CE as mx_noise_float,RE as mx_noise_vec3,EE as mx_noise_vec4,vE as mx_ramplr,TE as mx_ramptb,fE as mx_rgbtohsv,AE as mx_safepower,wE as mx_splitlr,SE as mx_splittb,yE as mx_srgb_texture_to_lin_rec709,ME as mx_transform_uv,BE as mx_worley_noise_float,IE as mx_worley_noise_vec2,PE as mx_worley_noise_vec3,Wg as negate,aC as neutralToneMapping,_p as nodeArray,Sp as nodeImmutable,vp as nodeObject,Tp as nodeObjects,wp as nodeProxy,gx as normalFlat,px as normalGeometry,mx as normalLocal,ab as normalMap,fx as normalView,yx as normalWorld,Ig as normalize,ng as not,Km as notEqual,OC as numWorkgroups,ky as objectDirection,am as objectGroup,Wy as objectPosition,jy as objectScale,Hy as objectViewPosition,Gy as objectWorldMatrix,jg as oneMinus,rg as or,Kv as orthographicDepthToViewZ,JS as oscSawtooth,XS as oscSine,YS as oscSquare,ZS as oscTriangle,Bm as output,NS as outputStruct,EN as overlay,kS as overloadingFn,IS as parabola,sb as parallaxDirection,ib as parallaxUV,_S as parameter,$N as pass,XN as passTexture,FS as pcurve,tT as perspectiveDepthToLogarithmicDepth,eT as perspectiveDepthToViewZ,nw as pmremTexture,LM as pointUV,Fm as pointWidth,ix as positionGeometry,rx as positionLocal,nx as positionPrevious,hx as positionView,ux as positionViewDirection,ox as positionWorld,ax as positionWorldDirection,VN as posterize,lf as pow,cf as pow2,df as pow3,pf as pow4,cm as property,_g as radians,wf as rand,PC as range,NC as rangeFog,Xg as reciprocal,Lx as reference,Vx as referenceBuffer,nf as reflect,Ax as reflectVector,Sx as reflectView,wM as reflector,vf as refract,Nx as refractVector,Mx as refractView,QN as reinhardToneMapping,pg as remainder,dy as remap,py as remapClamp,om as renderGroup,by as renderOutput,Zf as rendererReference,Nw as rotate,KS as rotateUV,gm as roughness,$g as round,EM as rtt,zf as sRGBTransferEOTF,Lf as sRGBTransferOETF,By as sampler,bf as saturate,IN as saturation,RN as screen,Uv as screenCoordinate,Fv as screenSize,Pv as screenUV,wC as scriptable,xC as scriptableValue,Nf as select,Np as setCurrentStack,Bd as shaderStages,SR as shadow,rm as sharedUniformGroup,bm as sheen,vm as sheenRoughness,cg as shiftLeft,dg as shiftRight,Em as shininess,kg as sign,Fg as sin,US as sinc,pv as skinning,mv as skinningReference,Tf as smoothstep,Mf as smoothstepElement,Cm as specularColor,Rm as specularF90,QS as spherizeUV,tm as split,iM as spritesheetUV,Cg as sqrt,SS as stack,rf as step,gN as storage,GC as storageBarrier,fN as storageObject,xN as storageTexture,Jp as string,$m as sub,iv as subgroupIndex,VC as subgroupSize,Og as tan,Gx as tangentGeometry,Wx as tangentLocal,jx as tangentView,Hx as tangentWorld,Ff as temp,Ry as texture,Uw as texture3D,WC as textureBarrier,v_ as textureBicubic,J_ as textureCubeUV,Ey as textureLoad,My as textureSize,bN as textureStore,zm as thickness,ON as threshold,GS as time,$S as timerDelta,qS as timerGlobal,HS as timerLocal,Gf as toOutputColorSpace,Wf as toWorkingColorSpace,Kf as toneMapping,Qf as toneMappingExposure,JN as toonOutlinePass,mf as transformDirection,Tx as transformNormal,_x as transformNormalToView,rb as transformedBentNormalView,Qx as transformedBitangentView,eb as transformedBitangentWorld,vx as transformedClearcoatNormalView,xx as transformedNormalView,bx as transformedNormalWorld,qx as transformedTangentView,$x as transformedTangentWorld,Om as transmission,Kg as transpose,OS as tri,zS as tri3,LS as triNoise3D,oM as triplanarTexture,nM as triplanarTextures,Yg as trunc,Ap as tslFn,Fp as uint,um as uniform,Fx as uniformArray,im as uniformGroup,Ux as uniforms,TN as userData,wy as uv,Lp as uvec2,Gp as uvec3,qp as uvec4,Of as varying,dm as varyingProperty,Op as vec2,Dp as vec3,jp as vec4,Id as vectorComponents,AN as velocity,OM as vertexColor,tv as vertexIndex,PN as vibrance,Jv as viewZToOrthographicDepth,Qv as viewZToPerspectiveDepth,Ov as viewport,Gv as viewportBottomLeft,Lv as viewportCoordinate,Yv as viewportDepthTexture,nT as viewportLinearDepth,qv as viewportMipTexture,Dv as viewportResolution,tM as viewportSafeUV,GN as viewportSharedTexture,zv as viewportSize,Hv as viewportTexture,kv as viewportTopLeft,Vv as viewportUV,cC as wgsl,fC as wgslFn,qC as workgroupArray,kC as workgroupBarrier,zC as workgroupId,jf as workingToColorSpace,og as xor};