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n=jn.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=jn}return e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}};let Hn=0;function qn(t,e,n,i,r,o,s,a,c,l){Object.defineProperty(this,"id",{value:Hn++}),this.uuid=Gn.generateUUID(),this.name="",this.image=void 0!==t?t:qn.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:qn.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:pt,this.wrapT=void 0!==i?i:pt,this.magFilter=void 0!==r?r:_t,this.minFilter=void 0!==o?o:wt,this.anisotropy=void 0!==c?c:1,this.format=void 0!==s?s:Ut,this.internalFormat=null,this.type=void 0!==a?a:At,this.offset=new kn(0,0),this.repeat=new kn(1,1),this.center=new kn(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Vn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==l?l:Ke,this.version=0,this.onUpdate=null}qn.DEFAULT_IMAGE=void 0,qn.DEFAULT_MAPPING=ot,qn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:qn,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,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,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const i=this.image;if(void 0===i.uuid&&(i.uuid=Gn.generateUUID()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t<n;t++)e.push(Wn.getDataURL(i[t]))}else e=Wn.getDataURL(i);t.images[i.uuid]={uuid:i.uuid,url:e}}n.image=i.uuid}return e||(t.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping!==ot)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case dt:t.x=t.x-Math.floor(t.x);break;case pt:t.x=t.x<0?0:1;break;case ft:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case dt:t.y=t.y-Math.floor(t.y);break;case pt:t.y=t.y<0?0:1;break;case ft:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(qn.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}});class Xn{constructor(t=0,e=0,n=0,i=1){Object.defineProperty(this,"isVector4",{value:!0}),this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){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: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?this.addVectors(t,e):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?this.subVectors(t,e):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*i+o[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const o=t.elements,s=o[0],a=o[4],c=o[8],l=o[1],u=o[5],h=o[9],d=o[2],p=o[6],f=o[10];if(Math.abs(a-l)<.01&&Math.abs(c-d)<.01&&Math.abs(h-p)<.01){if(Math.abs(a+l)<.1&&Math.abs(c+d)<.1&&Math.abs(h+p)<.1&&Math.abs(s+u+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;const t=(s+1)/2,o=(u+1)/2,m=(f+1)/2,g=(a+l)/4,v=(c+d)/4,y=(h+p)/4;return t>o&&t>m?t<.01?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(t),i=g/n,r=v/n):o>m?o<.01?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=g/i,r=y/i):m<.01?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(m),n=v/r,i=y/r),this.set(n,i,r,e),this}let m=Math.sqrt((p-h)*(p-h)+(c-d)*(c-d)+(l-a)*(l-a));return Math.abs(m)<.001&&(m=1),this.x=(p-h)/m,this.y=(c-d)/m,this.z=(l-a)/m,this.w=Math.acos((s+u+f-1)/2),this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}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=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.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(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e,n){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}function Yn(t,e,n){this.width=t,this.height=e,this.scissor=new Xn(0,0,t,e),this.scissorTest=!1,this.viewport=new Xn(0,0,t,e),n=n||{},this.texture=new qn(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=t,this.texture.image.height=e,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:_t,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}function Zn(t,e,n){Yn.call(this,t,e,n),this.samples=4}Yn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Yn,isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.texture.image.width=t,this.texture.image.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Zn.prototype=Object.assign(Object.create(Yn.prototype),{constructor:Zn,isWebGLMultisampleRenderTarget:!0,copy:function(t){return Yn.prototype.copy.call(this,t),this.samples=t.samples,this}});class Jn{constructor(t=0,e=0,n=0,i=1){Object.defineProperty(this,"isQuaternion",{value:!0}),this._x=t,this._y=e,this._z=n,this._w=i}static slerp(t,e,n,i){return n.copy(t).slerp(e,i)}static slerpFlat(t,e,n,i,r,o,s){let a=n[i+0],c=n[i+1],l=n[i+2],u=n[i+3];const h=r[o+0],d=r[o+1],p=r[o+2],f=r[o+3];if(u!==f||a!==h||c!==d||l!==p){let t=1-s;const e=a*h+c*d+l*p+u*f,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),o=Math.atan2(r,e*n);t=Math.sin(t*o)/r,s=Math.sin(s*o)/r}const r=s*n;if(a=a*t+h*r,c=c*t+d*r,l=l*t+p*r,u=u*t+f*r,t===1-s){const t=1/Math.sqrt(a*a+c*c+l*l+u*u);a*=t,c*=t,l*=t,u*=t}}t[e]=a,t[e+1]=c,t[e+2]=l,t[e+3]=u}static multiplyQuaternionsFlat(t,e,n,i,r,o){const s=n[i],a=n[i+1],c=n[i+2],l=n[i+3],u=r[o],h=r[o+1],d=r[o+2],p=r[o+3];return t[e]=s*p+l*u+a*d-c*h,t[e+1]=a*p+l*h+c*u-s*d,t[e+2]=c*p+l*d+s*h-a*u,t[e+3]=l*p-s*u-a*h-c*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,o=t._order,s=Math.cos,a=Math.sin,c=s(n/2),l=s(i/2),u=s(r/2),h=a(n/2),d=a(i/2),p=a(r/2);switch(o){case"XYZ":this._x=h*l*u+c*d*p,this._y=c*d*u-h*l*p,this._z=c*l*p+h*d*u,this._w=c*l*u-h*d*p;break;case"YXZ":this._x=h*l*u+c*d*p,this._y=c*d*u-h*l*p,this._z=c*l*p-h*d*u,this._w=c*l*u+h*d*p;break;case"ZXY":this._x=h*l*u-c*d*p,this._y=c*d*u+h*l*p,this._z=c*l*p+h*d*u,this._w=c*l*u-h*d*p;break;case"ZYX":this._x=h*l*u-c*d*p,this._y=c*d*u+h*l*p,this._z=c*l*p-h*d*u,this._w=c*l*u+h*d*p;break;case"YZX":this._x=h*l*u+c*d*p,this._y=c*d*u+h*l*p,this._z=c*l*p-h*d*u,this._w=c*l*u-h*d*p;break;case"XZY":this._x=h*l*u-c*d*p,this._y=c*d*u-h*l*p,this._z=c*l*p+h*d*u,this._w=c*l*u+h*d*p}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],o=e[1],s=e[5],a=e[9],c=e[2],l=e[6],u=e[10],h=n+s+u;if(h>0){const t=.5/Math.sqrt(h+1);this._w=.25/t,this._x=(l-a)*t,this._y=(r-c)*t,this._z=(o-i)*t}else if(n>s&&n>u){const t=2*Math.sqrt(1+n-s-u);this._w=(l-a)/t,this._x=.25*t,this._y=(i+o)/t,this._z=(r+c)/t}else if(s>u){const t=2*Math.sqrt(1+s-n-u);this._w=(r-c)/t,this._x=(i+o)/t,this._y=.25*t,this._z=(a+l)/t}else{const t=2*Math.sqrt(1+u-n-s);this._w=(o-i)/t,this._x=(r+c)/t,this._y=(a+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<1e-6?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(Gn.clamp(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}inverse(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._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 t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t,e){return void 0!==e?this.multiplyQuaternions(t,e):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,o=t._w,s=e._x,a=e._y,c=e._z,l=e._w;return this._x=n*l+o*s+i*c-r*a,this._y=i*l+o*a+r*s-n*c,this._z=r*l+o*c+n*a-i*s,this._w=o*l-n*s-i*a-r*c,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,o=this._w;let s=o*t._w+n*t._x+i*t._y+r*t._z;if(s<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,s=-s):this.copy(t),s>=1)return this._w=o,this._x=n,this._y=i,this._z=r,this;const a=1-s*s;if(a<=Number.EPSILON){const t=1-e;return this._w=t*o+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const c=Math.sqrt(a),l=Math.atan2(c,s),u=Math.sin((1-e)*l)/c,h=Math.sin(e*l)/c;return this._w=o*u+this._w*h,this._x=n*u+this._x*h,this._y=i*u+this._y*h,this._z=r*u+this._z*h,this._onChangeCallback(),this}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}class Kn{constructor(t=0,e=0,n=0){Object.defineProperty(this,"isVector3",{value:!0}),this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?this.addVectors(t,e):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?this.subVectors(t,e):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?this.multiplyVectors(t,e):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return!t||t.isEuler,this.applyQuaternion($n.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion($n.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,o=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*o,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*o,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*o,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,o=t.y,s=t.z,a=t.w,c=a*e+o*i-s*n,l=a*n+s*e-r*i,u=a*i+r*n-o*e,h=-r*e-o*n-s*i;return this.x=c*a+h*-r+l*-s-u*-o,this.y=l*a+h*-o+u*-r-c*-s,this.z=u*a+h*-s+c*-o-l*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}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=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.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(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?this.crossVectors(t,e):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,o=e.x,s=e.y,a=e.z;return this.x=i*a-r*s,this.y=r*o-n*a,this.z=n*s-i*o,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return Qn.copy(this).projectOnVector(t),this.sub(Qn)}reflect(t){return this.sub(Qn.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(Gn.clamp(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}}const Qn=new Kn,$n=new Jn;class ti{constructor(t,e){Object.defineProperty(this,"isBox3",{value:!0}),this.min=void 0!==t?t:new Kn(1/0,1/0,1/0),this.max=void 0!==e?e:new Kn(-1/0,-1/0,-1/0)}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,s=-1/0;for(let a=0,c=t.length;a<c;a+=3){const c=t[a],l=t[a+1],u=t[a+2];c<e&&(e=c),l<n&&(n=l),u<i&&(i=u),c>r&&(r=c),l>o&&(o=l),u>s&&(s=u)}return this.min.set(e,n,i),this.max.set(r,o,s),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,s=-1/0;for(let a=0,c=t.count;a<c;a++){const c=t.getX(a),l=t.getY(a),u=t.getZ(a);c<e&&(e=c),l<n&&(n=l),u<i&&(i=u),c>r&&(r=c),l>o&&(o=l),u>s&&(s=u)}return this.min.set(e,n,i),this.max.set(r,o,s),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const n=ii.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}setFromObject(t){return this.makeEmpty(),this.expandByObject(t)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.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(t){return void 0===t&&(t=new Kn),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return void 0===t&&(t=new Kn),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t){t.updateWorldMatrix(!1,!1);const e=t.geometry;void 0!==e&&(null===e.boundingBox&&e.computeBoundingBox(),ri.copy(e.boundingBox),ri.applyMatrix4(t.matrixWorld),this.union(ri));const n=t.children;for(let t=0,e=n.length;t<e;t++)this.expandByObject(n[t]);return this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return void 0===e&&(e=new Kn),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)}intersectsSphere(t){return this.clampPoint(t.center,ii),ii.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(hi),di.subVectors(this.max,hi),oi.subVectors(t.a,hi),si.subVectors(t.b,hi),ai.subVectors(t.c,hi),ci.subVectors(si,oi),li.subVectors(ai,si),ui.subVectors(oi,ai);let e=[0,-ci.z,ci.y,0,-li.z,li.y,0,-ui.z,ui.y,ci.z,0,-ci.x,li.z,0,-li.x,ui.z,0,-ui.x,-ci.y,ci.x,0,-li.y,li.x,0,-ui.y,ui.x,0];return!!ei(e,oi,si,ai,di)&&(e=[1,0,0,0,1,0,0,0,1],!!ei(e,oi,si,ai,di)&&(pi.crossVectors(ci,li),e=[pi.x,pi.y,pi.z],ei(e,oi,si,ai,di)))}clampPoint(t,e){return void 0===e&&(e=new Kn),e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return ii.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(ii).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(ni[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ni[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ni[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ni[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ni[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ni[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ni[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ni[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ni)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}function ei(t,e,n,i,r){for(let o=0,s=t.length-3;o<=s;o+=3){fi.fromArray(t,o);const s=r.x*Math.abs(fi.x)+r.y*Math.abs(fi.y)+r.z*Math.abs(fi.z),a=e.dot(fi),c=n.dot(fi),l=i.dot(fi);if(Math.max(-Math.max(a,c,l),Math.min(a,c,l))>s)return!1}return!0}const ni=[new Kn,new Kn,new Kn,new Kn,new Kn,new Kn,new Kn,new Kn],ii=new Kn,ri=new ti,oi=new Kn,si=new Kn,ai=new Kn,ci=new Kn,li=new Kn,ui=new Kn,hi=new Kn,di=new Kn,pi=new Kn,fi=new Kn,mi=new ti;class gi{constructor(t,e){this.center=void 0!==t?t:new Kn,this.radius=void 0!==e?e:-1}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):mi.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;e<r;e++)i=Math.max(i,n.distanceToSquared(t[e]));return this.radius=Math.sqrt(i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const n=this.center.distanceToSquared(t);return void 0===e&&(e=new Kn),e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return void 0===t&&(t=new ti),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}}const vi=new Kn,yi=new Kn,xi=new Kn,_i=new Kn,bi=new Kn,Mi=new Kn,wi=new Kn;class Si{constructor(t,e){this.origin=void 0!==t?t:new Kn,this.direction=void 0!==e?e:new Kn(0,0,-1)}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return void 0===e&&(e=new Kn),e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,vi)),this}closestPointToPoint(t,e){void 0===e&&(e=new Kn),e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=vi.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(vi.copy(this.direction).multiplyScalar(e).add(this.origin),vi.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){yi.copy(t).add(e).multiplyScalar(.5),xi.copy(e).sub(t).normalize(),_i.copy(this.origin).sub(yi);const r=.5*t.distanceTo(e),o=-this.direction.dot(xi),s=_i.dot(this.direction),a=-_i.dot(xi),c=_i.lengthSq(),l=Math.abs(1-o*o);let u,h,d,p;if(l>0)if(u=o*a-s,h=o*s-a,p=r*l,u>=0)if(h>=-p)if(h<=p){const t=1/l;u*=t,h*=t,d=u*(u+o*h+2*s)+h*(o*u+h+2*a)+c}else h=r,u=Math.max(0,-(o*h+s)),d=-u*u+h*(h+2*a)+c;else h=-r,u=Math.max(0,-(o*h+s)),d=-u*u+h*(h+2*a)+c;else h<=-p?(u=Math.max(0,-(-o*r+s)),h=u>0?-r:Math.min(Math.max(-r,-a),r),d=-u*u+h*(h+2*a)+c):h<=p?(u=0,h=Math.min(Math.max(-r,-a),r),d=h*(h+2*a)+c):(u=Math.max(0,-(o*r+s)),h=u>0?r:Math.min(Math.max(-r,-a),r),d=-u*u+h*(h+2*a)+c);else h=o>0?-r:r,u=Math.max(0,-(o*h+s)),d=-u*u+h*(h+2*a)+c;return n&&n.copy(this.direction).multiplyScalar(u).add(this.origin),i&&i.copy(xi).multiplyScalar(h).add(yi),d}intersectSphere(t,e){vi.subVectors(t.center,this.origin);const n=vi.dot(this.direction),i=vi.dot(vi)-n*n,r=t.radius*t.radius;if(i>r)return null;const o=Math.sqrt(r-i),s=n-o,a=n+o;return s<0&&a<0?null:s<0?this.at(a,e):this.at(s,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,o,s,a;const c=1/this.direction.x,l=1/this.direction.y,u=1/this.direction.z,h=this.origin;return c>=0?(n=(t.min.x-h.x)*c,i=(t.max.x-h.x)*c):(n=(t.max.x-h.x)*c,i=(t.min.x-h.x)*c),l>=0?(r=(t.min.y-h.y)*l,o=(t.max.y-h.y)*l):(r=(t.max.y-h.y)*l,o=(t.min.y-h.y)*l),n>o||r>i?null:((r>n||n!=n)&&(n=r),(o<i||i!=i)&&(i=o),u>=0?(s=(t.min.z-h.z)*u,a=(t.max.z-h.z)*u):(s=(t.max.z-h.z)*u,a=(t.min.z-h.z)*u),n>a||s>i?null:((s>n||n!=n)&&(n=s),(a<i||i!=i)&&(i=a),i<0?null:this.at(n>=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,vi)}intersectTriangle(t,e,n,i,r){bi.subVectors(e,t),Mi.subVectors(n,t),wi.crossVectors(bi,Mi);let o,s=this.direction.dot(wi);if(s>0){if(i)return null;o=1}else{if(!(s<0))return null;o=-1,s=-s}_i.subVectors(this.origin,t);const a=o*this.direction.dot(Mi.crossVectors(_i,Mi));if(a<0)return null;const c=o*this.direction.dot(bi.cross(_i));if(c<0)return null;if(a+c>s)return null;const l=-o*_i.dot(wi);return l<0?null:this.at(l/s,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}}class Ai{constructor(){Object.defineProperty(this,"isMatrix4",{value:!0}),this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set(t,e,n,i,r,o,s,a,c,l,u,h,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=o,g[9]=s,g[13]=a,g[2]=c,g[6]=l,g[10]=u,g[14]=h,g[3]=d,g[7]=p,g[11]=f,g[15]=m,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 Ai).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/Ti.setFromMatrixColumn(t,0).length(),r=1/Ti.setFromMatrixColumn(t,1).length(),o=1/Ti.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){!t||t.isEuler;const e=this.elements,n=t.x,i=t.y,r=t.z,o=Math.cos(n),s=Math.sin(n),a=Math.cos(i),c=Math.sin(i),l=Math.cos(r),u=Math.sin(r);if("XYZ"===t.order){const t=o*l,n=o*u,i=s*l,r=s*u;e[0]=a*l,e[4]=-a*u,e[8]=c,e[1]=n+i*c,e[5]=t-r*c,e[9]=-s*a,e[2]=r-t*c,e[6]=i+n*c,e[10]=o*a}else if("YXZ"===t.order){const t=a*l,n=a*u,i=c*l,r=c*u;e[0]=t+r*s,e[4]=i*s-n,e[8]=o*c,e[1]=o*u,e[5]=o*l,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=o*a}else if("ZXY"===t.order){const t=a*l,n=a*u,i=c*l,r=c*u;e[0]=t-r*s,e[4]=-o*u,e[8]=i+n*s,e[1]=n+i*s,e[5]=o*l,e[9]=r-t*s,e[2]=-o*c,e[6]=s,e[10]=o*a}else if("ZYX"===t.order){const t=o*l,n=o*u,i=s*l,r=s*u;e[0]=a*l,e[4]=i*c-n,e[8]=t*c+r,e[1]=a*u,e[5]=r*c+t,e[9]=n*c-i,e[2]=-c,e[6]=s*a,e[10]=o*a}else if("YZX"===t.order){const t=o*a,n=o*c,i=s*a,r=s*c;e[0]=a*l,e[4]=r-t*u,e[8]=i*u+n,e[1]=u,e[5]=o*l,e[9]=-s*l,e[2]=-c*l,e[6]=n*u+i,e[10]=t-r*u}else if("XZY"===t.order){const t=o*a,n=o*c,i=s*a,r=s*c;e[0]=a*l,e[4]=-u,e[8]=c*l,e[1]=t*u+r,e[5]=o*l,e[9]=n*u-i,e[2]=i*u-n,e[6]=s*l,e[10]=r*u+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Pi,t,Ci)}lookAt(t,e,n){const i=this.elements;return Ni.subVectors(t,e),0===Ni.lengthSq()&&(Ni.z=1),Ni.normalize(),Ei.crossVectors(n,Ni),0===Ei.lengthSq()&&(1===Math.abs(n.z)?Ni.x+=1e-4:Ni.z+=1e-4,Ni.normalize(),Ei.crossVectors(n,Ni)),Ei.normalize(),Oi.crossVectors(Ni,Ei),i[0]=Ei.x,i[4]=Oi.x,i[8]=Ni.x,i[1]=Ei.y,i[5]=Oi.y,i[9]=Ni.y,i[2]=Ei.z,i[6]=Oi.z,i[10]=Ni.z,this}multiply(t,e){return void 0!==e?this.multiplyMatrices(t,e):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,o=n[0],s=n[4],a=n[8],c=n[12],l=n[1],u=n[5],h=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],_=n[15],b=i[0],M=i[4],w=i[8],S=i[12],A=i[1],T=i[5],L=i[9],P=i[13],C=i[2],E=i[6],O=i[10],N=i[14],I=i[3],D=i[7],R=i[11],z=i[15];return r[0]=o*b+s*A+a*C+c*I,r[4]=o*M+s*T+a*E+c*D,r[8]=o*w+s*L+a*O+c*R,r[12]=o*S+s*P+a*N+c*z,r[1]=l*b+u*A+h*C+d*I,r[5]=l*M+u*T+h*E+d*D,r[9]=l*w+u*L+h*O+d*R,r[13]=l*S+u*P+h*N+d*z,r[2]=p*b+f*A+m*C+g*I,r[6]=p*M+f*T+m*E+g*D,r[10]=p*w+f*L+m*O+g*R,r[14]=p*S+f*P+m*N+g*z,r[3]=v*b+y*A+x*C+_*I,r[7]=v*M+y*T+x*E+_*D,r[11]=v*w+y*L+x*O+_*R,r[15]=v*S+y*P+x*N+_*z,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],o=t[1],s=t[5],a=t[9],c=t[13],l=t[2],u=t[6],h=t[10],d=t[14];return t[3]*(+r*a*u-i*c*u-r*s*h+n*c*h+i*s*d-n*a*d)+t[7]*(+e*a*d-e*c*h+r*o*h-i*o*d+i*c*l-r*a*l)+t[11]*(+e*c*u-e*s*d-r*o*u+n*o*d+r*s*l-n*c*l)+t[15]*(-i*s*l-e*a*u+e*s*h+i*o*u-n*o*h+n*a*l)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}getInverse(t,e){const n=this.elements,i=t.elements,r=i[0],o=i[1],s=i[2],a=i[3],c=i[4],l=i[5],u=i[6],h=i[7],d=i[8],p=i[9],f=i[10],m=i[11],g=i[12],v=i[13],y=i[14],x=i[15],_=p*y*h-v*f*h+v*u*m-l*y*m-p*u*x+l*f*x,b=g*f*h-d*y*h-g*u*m+c*y*m+d*u*x-c*f*x,M=d*v*h-g*p*h+g*l*m-c*v*m-d*l*x+c*p*x,w=g*p*u-d*v*u-g*l*f+c*v*f+d*l*y-c*p*y,S=r*_+o*b+s*M+a*w;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const A=1/S;return n[0]=_*A,n[1]=(v*f*a-p*y*a-v*s*m+o*y*m+p*s*x-o*f*x)*A,n[2]=(l*y*a-v*u*a+v*s*h-o*y*h-l*s*x+o*u*x)*A,n[3]=(p*u*a-l*f*a-p*s*h+o*f*h+l*s*m-o*u*m)*A,n[4]=b*A,n[5]=(d*y*a-g*f*a+g*s*m-r*y*m-d*s*x+r*f*x)*A,n[6]=(g*u*a-c*y*a-g*s*h+r*y*h+c*s*x-r*u*x)*A,n[7]=(c*f*a-d*u*a+d*s*h-r*f*h-c*s*m+r*u*m)*A,n[8]=M*A,n[9]=(g*p*a-d*v*a-g*o*m+r*v*m+d*o*x-r*p*x)*A,n[10]=(c*v*a-g*l*a+g*o*h-r*v*h-c*o*x+r*l*x)*A,n[11]=(d*l*a-c*p*a-d*o*h+r*p*h+c*o*m-r*l*m)*A,n[12]=w*A,n[13]=(d*v*s-g*p*s+g*o*f-r*v*f-d*o*y+r*p*y)*A,n[14]=(g*l*s-c*v*s-g*o*u+r*v*u+c*o*y-r*l*y)*A,n[15]=(c*p*s-d*l*s+d*o*u-r*p*u-c*o*f+r*l*f)*A,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,o=t.x,s=t.y,a=t.z,c=r*o,l=r*s;return this.set(c*o+n,c*s-i*a,c*a+i*s,0,c*s+i*a,l*s+n,l*a-i*o,0,c*a-i*s,l*a+i*o,r*a*a+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,o=e._y,s=e._z,a=e._w,c=r+r,l=o+o,u=s+s,h=r*c,d=r*l,p=r*u,f=o*l,m=o*u,g=s*u,v=a*c,y=a*l,x=a*u,_=n.x,b=n.y,M=n.z;return i[0]=(1-(f+g))*_,i[1]=(d+x)*_,i[2]=(p-y)*_,i[3]=0,i[4]=(d-x)*b,i[5]=(1-(h+g))*b,i[6]=(m+v)*b,i[7]=0,i[8]=(p+y)*M,i[9]=(m-v)*M,i[10]=(1-(h+f))*M,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=Ti.set(i[0],i[1],i[2]).length();const o=Ti.set(i[4],i[5],i[6]).length(),s=Ti.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],Li.copy(this);const a=1/r,c=1/o,l=1/s;return Li.elements[0]*=a,Li.elements[1]*=a,Li.elements[2]*=a,Li.elements[4]*=c,Li.elements[5]*=c,Li.elements[6]*=c,Li.elements[8]*=l,Li.elements[9]*=l,Li.elements[10]*=l,e.setFromRotationMatrix(Li),n.x=r,n.y=o,n.z=s,this}makePerspective(t,e,n,i,r,o){const s=this.elements,a=2*r/(e-t),c=2*r/(n-i),l=(e+t)/(e-t),u=(n+i)/(n-i),h=-(o+r)/(o-r),d=-2*o*r/(o-r);return s[0]=a,s[4]=0,s[8]=l,s[12]=0,s[1]=0,s[5]=c,s[9]=u,s[13]=0,s[2]=0,s[6]=0,s[10]=h,s[14]=d,s[3]=0,s[7]=0,s[11]=-1,s[15]=0,this}makeOrthographic(t,e,n,i,r,o){const s=this.elements,a=1/(e-t),c=1/(n-i),l=1/(o-r),u=(e+t)*a,h=(n+i)*c,d=(o+r)*l;return s[0]=2*a,s[4]=0,s[8]=0,s[12]=-u,s[1]=0,s[5]=2*c,s[9]=0,s[13]=-h,s[2]=0,s[6]=0,s[10]=-2*l,s[14]=-d,s[3]=0,s[7]=0,s[11]=0,s[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e){void 0===e&&(e=0);for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}const Ti=new Kn,Li=new Ai,Pi=new Kn(0,0,0),Ci=new Kn(1,1,1),Ei=new Kn,Oi=new Kn,Ni=new Kn;class Ii{constructor(t=0,e=0,n=0,i=Ii.DefaultOrder){Object.defineProperty(this,"isEuler",{value:!0}),this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e,n){const i=Gn.clamp,r=t.elements,o=r[0],s=r[4],a=r[8],c=r[1],l=r[5],u=r[9],h=r[2],d=r[6],p=r[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(i(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,p),this._z=Math.atan2(-s,o)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(a,p),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-h,o),this._z=0);break;case"ZXY":this._x=Math.asin(i(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,p),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(c,o));break;case"ZYX":this._y=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,p),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-h,o)):(this._x=0,this._y=Math.atan2(a,p));break;case"XZY":this._z=Math.asin(-i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(a,o)):(this._x=Math.atan2(-u,p),this._y=0)}return this._order=e,!1!==n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Di.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Di,e,n)}setFromVector3(t,e){return this.set(t.x,t.y,t.z,e||this._order)}reorder(t){return Ri.setFromEuler(this),this.setFromQuaternion(Ri,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new Kn(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}Ii.DefaultOrder="XYZ",Ii.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];const Di=new Ai,Ri=new Jn;class zi{constructor(){this.mask=1}set(t){this.mask=1<<t|0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return 0!=(this.mask&t.mask)}}let Bi=0;const Fi=new Kn,Ui=new Jn,Gi=new Ai,ki=new Kn,Vi=new Kn,ji=new Kn,Wi=new Jn,Hi=new Kn(1,0,0),qi=new Kn(0,1,0),Xi=new Kn(0,0,1),Yi={type:"added"},Zi={type:"removed"};function Ji(){Object.defineProperty(this,"id",{value:Bi++}),this.uuid=Gn.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Ji.DefaultUp.clone();const t=new Kn,e=new Ii,n=new Jn,i=new Kn(1,1,1);e._onChange((function(){n.setFromEuler(e,!1)})),n._onChange((function(){e.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Ai},normalMatrix:{value:new Vn}}),this.matrix=new Ai,this.matrixWorld=new Ai,this.matrixAutoUpdate=Ji.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new zi,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}Ji.DefaultUp=new Kn(0,1,0),Ji.DefaultMatrixAutoUpdate=!0,Ji.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Ji,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return Ui.setFromAxisAngle(t,e),this.quaternion.multiply(Ui),this},rotateOnWorldAxis:function(t,e){return Ui.setFromAxisAngle(t,e),this.quaternion.premultiply(Ui),this},rotateX:function(t){return this.rotateOnAxis(Hi,t)},rotateY:function(t){return this.rotateOnAxis(qi,t)},rotateZ:function(t){return this.rotateOnAxis(Xi,t)},translateOnAxis:function(t,e){return Fi.copy(t).applyQuaternion(this.quaternion),this.position.add(Fi.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(Hi,t)},translateY:function(t){return this.translateOnAxis(qi,t)},translateZ:function(t){return this.translateOnAxis(Xi,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(Gi.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?ki.copy(t):ki.set(t,e,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Vi.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Gi.lookAt(Vi,ki,this.up):Gi.lookAt(ki,Vi,this.up),this.quaternion.setFromRotationMatrix(Gi),i&&(Gi.extractRotation(i.matrixWorld),Ui.setFromRotationMatrix(Gi),this.quaternion.premultiply(Ui.inverse()))},add:function(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this||t&&t.isObject3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(Yi)),this},remove:function(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}const e=this.children.indexOf(t);return-1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(Zi)),this},attach:function(t){return this.updateWorldMatrix(!0,!1),Gi.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Gi.multiply(t.parent.matrixWorld)),t.applyMatrix4(Gi),t.updateWorldMatrix(!1,!1),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(t,e);if(void 0!==i)return i}},getWorldPosition:function(t){return void 0===t&&(t=new Kn),this.updateMatrixWorld(!0),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(t=new Jn),this.updateMatrixWorld(!0),this.matrixWorld.decompose(Vi,t,ji),t},getWorldScale:function(t){return void 0===t&&(t=new Kn),this.updateMatrixWorld(!0),this.matrixWorld.decompose(Vi,Wi,t),t},getWorldDirection:function(t){void 0===t&&(t=new Kn),this.updateMatrixWorld(!0);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){if(!1===this.visible)return;t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)},traverseAncestors:function(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){const n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e){const t=this.children;for(let e=0,n=t.length;e<n;e++)t[e].updateWorldMatrix(!1,!0)}},toJSON:function(t){const e=void 0===t||"string"==typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const i={};function r(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.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),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e<i;e++){const i=n[e];r(t.shapes,i)}else r(t.shapes,n)}}if(void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let n=0,i=this.material.length;n<i;n++)e.push(r(t.materials,this.material[n]));i.material=e}else i.material=r(t.materials,this.material);if(this.children.length>0){i.children=[];for(let e=0;e<this.children.length;e++)i.children.push(this.children[e].toJSON(t).object)}if(e){const e=o(t.geometries),i=o(t.materials),r=o(t.textures),s=o(t.images),a=o(t.shapes);e.length>0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),s.length>0&&(n.images=s),a.length>0&&(n.shapes=a)}return n.object=i,n;function o(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e<t.children.length;e++){const n=t.children[e];this.add(n.clone())}return this}});const Ki=new Kn,Qi=new Kn,$i=new Vn;class tr{constructor(t,e){Object.defineProperty(this,"isPlane",{value:!0}),this.normal=void 0!==t?t:new Kn(1,0,0),this.constant=void 0!==e?e:0}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Ki.subVectors(n,e).cross(Qi.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return void 0===e&&(e=new Kn),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){void 0===e&&(e=new Kn);const n=t.delta(Ki),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):void 0;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:e.copy(n).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return void 0===t&&(t=new Kn),t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||$i.getNormalMatrix(t),i=this.coplanarPoint(Ki).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}}const er=new Kn,nr=new Kn,ir=new Kn,rr=new Kn,or=new Kn,sr=new Kn,ar=new Kn,cr=new Kn,lr=new Kn,ur=new Kn;class hr{constructor(t,e,n){this.a=void 0!==t?t:new Kn,this.b=void 0!==e?e:new Kn,this.c=void 0!==n?n:new Kn}static getNormal(t,e,n,i){void 0===i&&(i=new Kn),i.subVectors(n,e),er.subVectors(t,e),i.cross(er);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){er.subVectors(i,e),nr.subVectors(n,e),ir.subVectors(t,e);const o=er.dot(er),s=er.dot(nr),a=er.dot(ir),c=nr.dot(nr),l=nr.dot(ir),u=o*c-s*s;if(void 0===r&&(r=new Kn),0===u)return r.set(-2,-1,-1);const h=1/u,d=(c*a-s*l)*h,p=(o*l-s*a)*h;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,rr),rr.x>=0&&rr.y>=0&&rr.x+rr.y<=1}static getUV(t,e,n,i,r,o,s,a){return this.getBarycoord(t,e,n,i,rr),a.set(0,0),a.addScaledVector(r,rr.x),a.addScaledVector(o,rr.y),a.addScaledVector(s,rr.z),a}static isFrontFacing(t,e,n,i){return er.subVectors(n,e),nr.subVectors(t,e),er.cross(nr).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return er.subVectors(this.c,this.b),nr.subVectors(this.a,this.b),.5*er.cross(nr).length()}getMidpoint(t){return void 0===t&&(t=new Kn),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return hr.getNormal(this.a,this.b,this.c,t)}getPlane(t){return void 0===t&&(t=new tr),t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return hr.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return hr.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return hr.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return hr.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){void 0===e&&(e=new Kn);const n=this.a,i=this.b,r=this.c;let o,s;or.subVectors(i,n),sr.subVectors(r,n),cr.subVectors(t,n);const a=or.dot(cr),c=sr.dot(cr);if(a<=0&&c<=0)return e.copy(n);lr.subVectors(t,i);const l=or.dot(lr),u=sr.dot(lr);if(l>=0&&u<=l)return e.copy(i);const h=a*u-l*c;if(h<=0&&a>=0&&l<=0)return o=a/(a-l),e.copy(n).addScaledVector(or,o);ur.subVectors(t,r);const d=or.dot(ur),p=sr.dot(ur);if(p>=0&&d<=p)return e.copy(r);const f=d*c-a*p;if(f<=0&&c>=0&&p<=0)return s=c/(c-p),e.copy(n).addScaledVector(sr,s);const m=l*p-d*u;if(m<=0&&u-l>=0&&d-p>=0)return ar.subVectors(r,i),s=(u-l)/(u-l+(d-p)),e.copy(i).addScaledVector(ar,s);const g=1/(m+f+h);return o=f*g,s=h*g,e.copy(n).addScaledVector(or,o).addScaledVector(sr,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const dr={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},pr={h:0,s:0,l:0},fr={h:0,s:0,l:0};function mr(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function gr(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function vr(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class yr{constructor(t,e,n){return Object.defineProperty(this,"isColor",{value:!0}),void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=Gn.euclideanModulo(t,1),e=Gn.clamp(e,0,1),n=Gn.clamp(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=mr(r,i,t+1/3),this.g=mr(r,i,t),this.b=mr(r,i,t-1/3)}return this}setStyle(t){function e(t){void 0!==t&&parseFloat(t)}let n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[5]),this;if(t=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[5]),this;break;case"hsl":case"hsla":if(t=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[5]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=dr[t];return void 0!==e&&this.setHex(e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copyGammaToLinear(t,e){return void 0===e&&(e=2),this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e){void 0===e&&(e=2);const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=gr(t.r),this.g=gr(t.g),this.b=gr(t.b),this}copyLinearToSRGB(t){return this.r=vr(t.r),this.g=vr(t.g),this.b=vr(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){void 0===t&&(t={h:0,s:0,l:0});const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),o=Math.min(e,n,i);let s,a;const c=(o+r)/2;if(o===r)s=0,a=0;else{const t=r-o;switch(a=c<=.5?t/(r+o):t/(2-r-o),r){case e:s=(n-i)/t+(n<i?6:0);break;case n:s=(i-e)/t+2;break;case i:s=(e-n)/t+4}s/=6}return t.h=s,t.s=a,t.l=c,t}getStyle(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"}offsetHSL(t,e,n){return this.getHSL(pr),pr.h+=t,pr.s+=e,pr.l+=n,this.setHSL(pr.h,pr.s,pr.l),this}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpHSL(t,e){this.getHSL(pr),t.getHSL(fr);const n=Gn.lerp(pr.h,fr.h,e),i=Gn.lerp(pr.s,fr.s,e),r=Gn.lerp(pr.l,fr.l,e);return this.setHSL(n,i,r),this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),!0===t.normalized&&(this.r/=255,this.g/=255,this.b/=255),this}toJSON(){return this.getHex()}}yr.NAMES=dr,yr.prototype.r=1,yr.prototype.g=1,yr.prototype.b=1;class xr{constructor(t,e,n,i,r,o){this.a=t,this.b=e,this.c=n,this.normal=i&&i.isVector3?i:new Kn,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new yr,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==o?o:0}clone(){return(new this.constructor).copy(this)}copy(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(let e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(let e=0,n=t.vertexColors.length;e<n;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}}let _r=0;function br(){Object.defineProperty(this,"id",{value:_r++}),this.uuid=Gn.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=b,this.side=m,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=R,this.blendDst=z,this.blendEquation=T,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=H,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=An,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=hn,this.stencilZFail=hn,this.stencilZPass=hn,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.alphaTest=0,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}function Mr(t){br.call(this),this.type="MeshBasicMaterial",this.color=new yr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=J,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.setValues(t)}br.prototype=Object.assign(Object.create(Bn.prototype),{constructor:br,isMaterial:!0,onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n)continue;if("shading"===e){this.flatShading=n===y;continue}const i=this[e];void 0!==i&&(i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n)}},toJSON:function(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==b&&(n.blending=this.blending),!0===this.flatShading&&(n.flatShading=this.flatShading),this.side!==m&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(br.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Mr.prototype=Object.create(br.prototype),Mr.prototype.constructor=Mr,Mr.prototype.isMeshBasicMaterial=!0,Mr.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this};const wr=new Kn,Sr=new kn;function Ar(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.usage=Tn,this.updateRange={offset:0,count:-1},this.version=0}function Tr(t,e,n){Ar.call(this,new Int8Array(t),e,n)}function Lr(t,e,n){Ar.call(this,new Uint8Array(t),e,n)}function Pr(t,e,n){Ar.call(this,new Uint8ClampedArray(t),e,n)}function Cr(t,e,n){Ar.call(this,new Int16Array(t),e,n)}function Er(t,e,n){Ar.call(this,new Uint16Array(t),e,n)}function Or(t,e,n){Ar.call(this,new Int32Array(t),e,n)}function Nr(t,e,n){Ar.call(this,new Uint32Array(t),e,n)}function Ir(t,e,n){Ar.call(this,new Float32Array(t),e,n)}function Dr(t,e,n){Ar.call(this,new Float64Array(t),e,n)}Object.defineProperty(Ar.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Ar.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(r=new yr),e[n++]=r.r,e[n++]=r.g,e[n++]=r.b}return this},copyVector2sArray:function(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(r=new kn),e[n++]=r.x,e[n++]=r.y}return this},copyVector3sArray:function(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(r=new Kn),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z}return this},copyVector4sArray:function(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(r=new Xn),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z,e[n++]=r.w}return this},applyMatrix3:function(t){if(2===this.itemSize)for(let e=0,n=this.count;e<n;e++)Sr.fromBufferAttribute(this,e),Sr.applyMatrix3(t),this.setXY(e,Sr.x,Sr.y);else if(3===this.itemSize)for(let e=0,n=this.count;e<n;e++)wr.fromBufferAttribute(this,e),wr.applyMatrix3(t),this.setXYZ(e,wr.x,wr.y,wr.z);return this},applyMatrix4:function(t){for(let e=0,n=this.count;e<n;e++)wr.x=this.getX(e),wr.y=this.getY(e),wr.z=this.getZ(e),wr.applyMatrix4(t),this.setXYZ(e,wr.x,wr.y,wr.z);return this},applyNormalMatrix:function(t){for(let e=0,n=this.count;e<n;e++)wr.x=this.getX(e),wr.y=this.getY(e),wr.z=this.getZ(e),wr.applyNormalMatrix(t),this.setXYZ(e,wr.x,wr.y,wr.z);return this},transformDirection:function(t){for(let e=0,n=this.count;e<n;e++)wr.x=this.getX(e),wr.y=this.getY(e),wr.z=this.getZ(e),wr.transformDirection(t),this.setXYZ(e,wr.x,wr.y,wr.z);return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),Tr.prototype=Object.create(Ar.prototype),Tr.prototype.constructor=Tr,Lr.prototype=Object.create(Ar.prototype),Lr.prototype.constructor=Lr,Pr.prototype=Object.create(Ar.prototype),Pr.prototype.constructor=Pr,Cr.prototype=Object.create(Ar.prototype),Cr.prototype.constructor=Cr,Er.prototype=Object.create(Ar.prototype),Er.prototype.constructor=Er,Or.prototype=Object.create(Ar.prototype),Or.prototype.constructor=Or,Nr.prototype=Object.create(Ar.prototype),Nr.prototype.constructor=Nr,Ir.prototype=Object.create(Ar.prototype),Ir.prototype.constructor=Ir,Dr.prototype=Object.create(Ar.prototype),Dr.prototype.constructor=Dr;class Rr{constructor(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}computeGroups(t){const e=[];let n,i,r=void 0;const o=t.faces;for(i=0;i<o.length;i++){const t=o[i];t.materialIndex!==r&&(r=t.materialIndex,void 0!==n&&(n.count=3*i-n.start,e.push(n)),n={start:3*i,materialIndex:r})}void 0!==n&&(n.count=3*i-n.start,e.push(n)),this.groups=e}fromGeometry(t){const e=t.faces,n=t.vertices,i=t.faceVertexUvs,r=i[0]&&i[0].length>0,o=i[1]&&i[1].length>0,s=t.morphTargets,a=s.length;let c;if(a>0){c=[];for(let t=0;t<a;t++)c[t]={name:s[t].name,data:[]};this.morphTargets.position=c}const l=t.morphNormals,u=l.length;let h;if(u>0){h=[];for(let t=0;t<u;t++)h[t]={name:l[t].name,data:[]};this.morphTargets.normal=h}const d=t.skinIndices,p=t.skinWeights,f=d.length===n.length,m=p.length===n.length;n.length>0&&e.length;for(let t=0;t<e.length;t++){const g=e[t];this.vertices.push(n[g.a],n[g.b],n[g.c]);const v=g.vertexNormals;if(3===v.length)this.normals.push(v[0],v[1],v[2]);else{const t=g.normal;this.normals.push(t,t,t)}const y=g.vertexColors;if(3===y.length)this.colors.push(y[0],y[1],y[2]);else{const t=g.color;this.colors.push(t,t,t)}if(!0===r){const e=i[0][t];void 0!==e?this.uvs.push(e[0],e[1],e[2]):this.uvs.push(new kn,new kn,new kn)}if(!0===o){const e=i[1][t];void 0!==e?this.uvs2.push(e[0],e[1],e[2]):this.uvs2.push(new kn,new kn,new kn)}for(let t=0;t<a;t++){const e=s[t].vertices;c[t].data.push(e[g.a],e[g.b],e[g.c])}for(let e=0;e<u;e++){const n=l[e].vertexNormals[t];h[e].data.push(n.a,n.b,n.c)}f&&this.skinIndices.push(d[g.a],d[g.b],d[g.c]),m&&this.skinWeights.push(p[g.a],p[g.b],p[g.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this}}function zr(t){if(0===t.length)return-1/0;let e=t[0];for(let n=1,i=t.length;n<i;++n)t[n]>e&&(e=t[n]);return e}let Br=1;const Fr=new Ai,Ur=new Ji,Gr=new Kn,kr=new ti,Vr=new ti,jr=new Kn;function Wr(){Object.defineProperty(this,"id",{value:Br+=2}),this.uuid=Gn.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}Wr.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Wr,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){Array.isArray(t)?this.index=new(zr(t)>65535?Nr:Er)(t,1):this.index=t},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},deleteAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix4:function(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new Vn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return Fr.makeRotationX(t),this.applyMatrix4(Fr),this},rotateY:function(t){return Fr.makeRotationY(t),this.applyMatrix4(Fr),this},rotateZ:function(t){return Fr.makeRotationZ(t),this.applyMatrix4(Fr),this},translate:function(t,e,n){return Fr.makeTranslation(t,e,n),this.applyMatrix4(Fr),this},scale:function(t,e,n){return Fr.makeScale(t,e,n),this.applyMatrix4(Fr),this},lookAt:function(t){return Ur.lookAt(t),Ur.updateMatrix(),this.applyMatrix4(Ur.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Gr).negate(),this.translate(Gr.x,Gr.y,Gr.z),this},setFromObject:function(t){const e=t.geometry;if(t.isPoints||t.isLine){const t=new Ir(3*e.vertices.length,3),n=new Ir(3*e.colors.length,3);if(this.setAttribute("position",t.copyVector3sArray(e.vertices)),this.setAttribute("color",n.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){const t=new Ir(e.lineDistances.length,1);this.setAttribute("lineDistance",t.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},setFromPoints:function(t){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n];e.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new Ir(e,3)),this},updateFromObject:function(t){let e=t.geometry;if(t.isMesh){let t=e.__directGeometry;if(!0===e.elementsNeedUpdate&&(t=void 0,e.elementsNeedUpdate=!1),void 0===t)return this.fromGeometry(e);t.verticesNeedUpdate=e.verticesNeedUpdate,t.normalsNeedUpdate=e.normalsNeedUpdate,t.colorsNeedUpdate=e.colorsNeedUpdate,t.uvsNeedUpdate=e.uvsNeedUpdate,t.groupsNeedUpdate=e.groupsNeedUpdate,e.verticesNeedUpdate=!1,e.normalsNeedUpdate=!1,e.colorsNeedUpdate=!1,e.uvsNeedUpdate=!1,e.groupsNeedUpdate=!1,e=t}if(!0===e.verticesNeedUpdate){const t=this.attributes.position;void 0!==t&&(t.copyVector3sArray(e.vertices),t.needsUpdate=!0),e.verticesNeedUpdate=!1}if(!0===e.normalsNeedUpdate){const t=this.attributes.normal;void 0!==t&&(t.copyVector3sArray(e.normals),t.needsUpdate=!0),e.normalsNeedUpdate=!1}if(!0===e.colorsNeedUpdate){const t=this.attributes.color;void 0!==t&&(t.copyColorsArray(e.colors),t.needsUpdate=!0),e.colorsNeedUpdate=!1}if(e.uvsNeedUpdate){const t=this.attributes.uv;void 0!==t&&(t.copyVector2sArray(e.uvs),t.needsUpdate=!0),e.uvsNeedUpdate=!1}if(e.lineDistancesNeedUpdate){const t=this.attributes.lineDistance;void 0!==t&&(t.copyArray(e.lineDistances),t.needsUpdate=!0),e.lineDistancesNeedUpdate=!1}return e.groupsNeedUpdate&&(e.computeGroups(t.geometry),this.groups=e.groups,e.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new Rr).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){const e=new Float32Array(3*t.vertices.length);if(this.setAttribute("position",new Ar(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){const e=new Float32Array(3*t.normals.length);this.setAttribute("normal",new Ar(e,3).copyVector3sArray(t.normals))}if(t.colors.length>0){const e=new Float32Array(3*t.colors.length);this.setAttribute("color",new Ar(e,3).copyColorsArray(t.colors))}if(t.uvs.length>0){const e=new Float32Array(2*t.uvs.length);this.setAttribute("uv",new Ar(e,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){const e=new Float32Array(2*t.uvs2.length);this.setAttribute("uv2",new Ar(e,2).copyVector2sArray(t.uvs2))}this.groups=t.groups;for(const e in t.morphTargets){const n=[],i=t.morphTargets[e];for(let t=0,e=i.length;t<e;t++){const e=i[t],r=new Ir(3*e.data.length,3);r.name=e.name,n.push(r.copyVector3sArray(e.data))}this.morphAttributes[e]=n}if(t.skinIndices.length>0){const e=new Ir(4*t.skinIndices.length,4);this.setAttribute("skinIndex",e.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){const e=new Ir(4*t.skinWeights.length,4);this.setAttribute("skinWeight",e.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ti);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)this.boundingBox.set(new Kn(-1/0,-1/0,-1/0),new Kn(1/0,1/0,1/0));else{if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,n=e.length;t<n;t++){const n=e[t];kr.setFromBufferAttribute(n),this.morphTargetsRelative?(jr.addVectors(this.boundingBox.min,kr.min),this.boundingBox.expandByPoint(jr),jr.addVectors(this.boundingBox.max,kr.max),this.boundingBox.expandByPoint(jr)):(this.boundingBox.expandByPoint(kr.min),this.boundingBox.expandByPoint(kr.max))}}else this.boundingBox.makeEmpty();isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z)}},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new gi);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)this.boundingSphere.set(new Kn,1/0);else if(t){const n=this.boundingSphere.center;if(kr.setFromBufferAttribute(t),e)for(let t=0,n=e.length;t<n;t++){const n=e[t];Vr.setFromBufferAttribute(n),this.morphTargetsRelative?(jr.addVectors(kr.min,Vr.min),kr.expandByPoint(jr),jr.addVectors(kr.max,Vr.max),kr.expandByPoint(jr)):(kr.expandByPoint(Vr.min),kr.expandByPoint(Vr.max))}kr.getCenter(n);let i=0;for(let e=0,r=t.count;e<r;e++)jr.fromBufferAttribute(t,e),i=Math.max(i,n.distanceToSquared(jr));if(e)for(let r=0,o=e.length;r<o;r++){const o=e[r],s=this.morphTargetsRelative;for(let e=0,r=o.count;e<r;e++)jr.fromBufferAttribute(o,e),s&&(Gr.fromBufferAttribute(t,e),jr.add(Gr)),i=Math.max(i,n.distanceToSquared(jr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)}},computeFaceNormals:function(){},computeVertexNormals:function(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n)n=new Ar(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(let t=0,e=n.count;t<e;t++)n.setXYZ(t,0,0,0);const i=new Kn,r=new Kn,o=new Kn,s=new Kn,a=new Kn,c=new Kn,l=new Kn,u=new Kn;if(t)for(let h=0,d=t.count;h<d;h+=3){const d=t.getX(h+0),p=t.getX(h+1),f=t.getX(h+2);i.fromBufferAttribute(e,d),r.fromBufferAttribute(e,p),o.fromBufferAttribute(e,f),l.subVectors(o,r),u.subVectors(i,r),l.cross(u),s.fromBufferAttribute(n,d),a.fromBufferAttribute(n,p),c.fromBufferAttribute(n,f),s.add(l),a.add(l),c.add(l),n.setXYZ(d,s.x,s.y,s.z),n.setXYZ(p,a.x,a.y,a.z),n.setXYZ(f,c.x,c.y,c.z)}else for(let t=0,s=e.count;t<s;t+=3)i.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),o.fromBufferAttribute(e,t+2),l.subVectors(o,r),u.subVectors(i,r),l.cross(u),n.setXYZ(t+0,l.x,l.y,l.z),n.setXYZ(t+1,l.x,l.y,l.z),n.setXYZ(t+2,l.x,l.y,l.z);this.normalizeNormals(),n.needsUpdate=!0}},merge:function(t,e){if(!t||!t.isBufferGeometry)return;void 0===e&&(e=0);const n=this.attributes;for(const i in n){if(void 0===t.attributes[i])continue;const r=n[i].array,o=t.attributes[i],s=o.array,a=o.itemSize*e,c=Math.min(s.length,r.length-a);for(let t=0,e=a;t<c;t++,e++)r[e]=s[t]}return this},normalizeNormals:function(){const t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)jr.fromBufferAttribute(t,e),jr.normalize(),t.setXYZ(e,jr.x,jr.y,jr.z)},toNonIndexed:function(){function t(t,e){const n=t.array,i=t.itemSize,r=t.normalized,o=new n.constructor(e.length*i);let s=0,a=0;for(let t=0,r=e.length;t<r;t++){s=e[t]*i;for(let t=0;t<i;t++)o[a++]=n[s++]}return new Ar(o,i,r)}if(null===this.index)return this;const e=new Wr,n=this.index.array,i=this.attributes;for(const r in i){const o=t(i[r],n);e.setAttribute(r,o)}const r=this.morphAttributes;for(const i in r){const o=[],s=r[i];for(let e=0,i=s.length;e<i;e++){const i=t(s[e],n);o.push(i)}e.morphAttributes[i]=o}e.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let t=0,n=o.length;t<n;t++){const n=o[t];e.addGroup(n.start,n.count,n.materialIndex)}return e},toJSON:function(){const t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const i=n[e],r=i.toJSON(t.data);""!==i.name&&(r.name=i.name),t.data.attributes[e]=r}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],o=[];for(let e=0,i=n.length;e<i;e++){const i=n[e],r=i.toJSON(t.data);""!==i.name&&(r.name=i.name),o.push(r)}o.length>0&&(i[e]=o,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(t.data.groups=JSON.parse(JSON.stringify(o)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere={center:s.center.toArray(),radius:s.radius}),t},clone:function(){return(new Wr).copy(this)},copy:function(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const t in i){const n=i[t];this.setAttribute(t,n.clone(e))}const r=t.morphAttributes;for(const t in r){const n=[],i=r[t];for(let t=0,r=i.length;t<r;t++)n.push(i[t].clone(e));this.morphAttributes[t]=n}this.morphTargetsRelative=t.morphTargetsRelative;const o=t.groups;for(let t=0,e=o.length;t<e;t++){const e=o[t];this.addGroup(e.start,e.count,e.materialIndex)}const s=t.boundingBox;null!==s&&(this.boundingBox=s.clone());const a=t.boundingSphere;return null!==a&&(this.boundingSphere=a.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});const Hr=new Ai,qr=new Si,Xr=new gi,Yr=new Kn,Zr=new Kn,Jr=new Kn,Kr=new Kn,Qr=new Kn,$r=new Kn,to=new Kn,eo=new Kn,no=new Kn,io=new kn,ro=new kn,oo=new kn,so=new Kn,ao=new Kn;function co(t,e){Ji.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new Wr,this.material=void 0!==e?e:new Mr,this.updateMorphTargets()}function lo(t,e,n,i,r,o,s,a){let c;if(c=e.side===g?i.intersectTriangle(s,o,r,!0,a):i.intersectTriangle(r,o,s,e.side!==v,a),null===c)return null;ao.copy(a),ao.applyMatrix4(t.matrixWorld);const l=n.ray.origin.distanceTo(ao);return l<n.near||l>n.far?null:{distance:l,point:ao.clone(),object:t}}function uo(t,e,n,i,r,o,s,a,c,l,u,h){Yr.fromBufferAttribute(r,l),Zr.fromBufferAttribute(r,u),Jr.fromBufferAttribute(r,h);const d=t.morphTargetInfluences;if(e.morphTargets&&o&&d){to.set(0,0,0),eo.set(0,0,0),no.set(0,0,0);for(let t=0,e=o.length;t<e;t++){const e=d[t],n=o[t];0!==e&&(Kr.fromBufferAttribute(n,l),Qr.fromBufferAttribute(n,u),$r.fromBufferAttribute(n,h),s?(to.addScaledVector(Kr,e),eo.addScaledVector(Qr,e),no.addScaledVector($r,e)):(to.addScaledVector(Kr.sub(Yr),e),eo.addScaledVector(Qr.sub(Zr),e),no.addScaledVector($r.sub(Jr),e)))}Yr.add(to),Zr.add(eo),Jr.add(no)}t.isSkinnedMesh&&(t.boneTransform(l,Yr),t.boneTransform(u,Zr),t.boneTransform(h,Jr));const p=lo(t,e,n,i,Yr,Zr,Jr,so);if(p){a&&(io.fromBufferAttribute(a,l),ro.fromBufferAttribute(a,u),oo.fromBufferAttribute(a,h),p.uv=hr.getUV(so,Yr,Zr,Jr,io,ro,oo,new kn)),c&&(io.fromBufferAttribute(c,l),ro.fromBufferAttribute(c,u),oo.fromBufferAttribute(c,h),p.uv2=hr.getUV(so,Yr,Zr,Jr,io,ro,oo,new kn));const t=new xr(l,u,h);hr.getNormal(Yr,Zr,Jr,t.normal),p.face=t}return p}co.prototype=Object.assign(Object.create(Ji.prototype),{constructor:co,isMesh:!0,copy:function(t){return Ji.prototype.copy.call(this,t),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=t.material,this.geometry=t.geometry,this},updateMorphTargets:function(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length}},raycast:function(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),Xr.copy(n.boundingSphere),Xr.applyMatrix4(r),!1===t.ray.intersectsSphere(Xr))return;if(Hr.getInverse(r),qr.copy(t.ray).applyMatrix4(Hr),null!==n.boundingBox&&!1===qr.intersectsBox(n.boundingBox))return;let o;if(n.isBufferGeometry){const r=n.index,s=n.attributes.position,a=n.morphAttributes.position,c=n.morphTargetsRelative,l=n.attributes.uv,u=n.attributes.uv2,h=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=h.length;n<p;n++){const p=h[n],f=i[p.materialIndex];for(let n=Math.max(p.start,d.start),i=Math.min(p.start+p.count,d.start+d.count);n<i;n+=3){const i=r.getX(n),h=r.getX(n+1),d=r.getX(n+2);o=uo(this,f,t,qr,s,a,c,l,u,i,h,d),o&&(o.faceIndex=Math.floor(n/3),o.face.materialIndex=p.materialIndex,e.push(o))}}else{for(let n=Math.max(0,d.start),h=Math.min(r.count,d.start+d.count);n<h;n+=3){const h=r.getX(n),d=r.getX(n+1),p=r.getX(n+2);o=uo(this,i,t,qr,s,a,c,l,u,h,d,p),o&&(o.faceIndex=Math.floor(n/3),e.push(o))}}else if(void 0!==s)if(Array.isArray(i))for(let n=0,r=h.length;n<r;n++){const r=h[n],p=i[r.materialIndex];for(let n=Math.max(r.start,d.start),i=Math.min(r.start+r.count,d.start+d.count);n<i;n+=3){o=uo(this,p,t,qr,s,a,c,l,u,n,n+1,n+2),o&&(o.faceIndex=Math.floor(n/3),o.face.materialIndex=r.materialIndex,e.push(o))}}else{for(let n=Math.max(0,d.start),r=Math.min(s.count,d.start+d.count);n<r;n+=3){o=uo(this,i,t,qr,s,a,c,l,u,n,n+1,n+2),o&&(o.faceIndex=Math.floor(n/3),e.push(o))}}}else if(n.isGeometry){const r=Array.isArray(i),s=n.vertices,a=n.faces;let c;const l=n.faceVertexUvs[0];l.length>0&&(c=l);for(let n=0,l=a.length;n<l;n++){const l=a[n],u=r?i[l.materialIndex]:i;if(void 0===u)continue;const h=s[l.a],d=s[l.b],p=s[l.c];if(o=lo(this,u,t,qr,h,d,p,so),o){if(c&&c[n]){const t=c[n];io.copy(t[0]),ro.copy(t[1]),oo.copy(t[2]),o.uv=hr.getUV(so,h,d,p,io,ro,oo,new kn)}o.face=l,o.faceIndex=n,e.push(o)}}}}});let ho=0;const po=new Ai,fo=new Ji,mo=new Kn;function go(){Object.defineProperty(this,"id",{value:ho+=2}),this.uuid=Gn.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}go.prototype=Object.assign(Object.create(Bn.prototype),{constructor:go,isGeometry:!0,applyMatrix4:function(t){const e=(new Vn).getNormalMatrix(t);for(let e=0,n=this.vertices.length;e<n;e++){this.vertices[e].applyMatrix4(t)}for(let t=0,n=this.faces.length;t<n;t++){const n=this.faces[t];n.normal.applyMatrix3(e).normalize();for(let t=0,i=n.vertexNormals.length;t<i;t++)n.vertexNormals[t].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(t){return po.makeRotationX(t),this.applyMatrix4(po),this},rotateY:function(t){return po.makeRotationY(t),this.applyMatrix4(po),this},rotateZ:function(t){return po.makeRotationZ(t),this.applyMatrix4(po),this},translate:function(t,e,n){return po.makeTranslation(t,e,n),this.applyMatrix4(po),this},scale:function(t,e,n){return po.makeScale(t,e,n),this.applyMatrix4(po),this},lookAt:function(t){return fo.lookAt(t),fo.updateMatrix(),this.applyMatrix4(fo.matrix),this},fromBufferGeometry:function(t){const e=this,n=null!==t.index?t.index:void 0,i=t.attributes;if(void 0===i.position)return this;const r=i.position,o=i.normal,s=i.color,a=i.uv,c=i.uv2;void 0!==c&&(this.faceVertexUvs[1]=[]);for(let t=0;t<r.count;t++)e.vertices.push((new Kn).fromBufferAttribute(r,t)),void 0!==s&&e.colors.push((new yr).fromBufferAttribute(s,t));function l(t,n,i,r){const l=void 0===s?[]:[e.colors[t].clone(),e.colors[n].clone(),e.colors[i].clone()],u=void 0===o?[]:[(new Kn).fromBufferAttribute(o,t),(new Kn).fromBufferAttribute(o,n),(new Kn).fromBufferAttribute(o,i)],h=new xr(t,n,i,u,l,r);e.faces.push(h),void 0!==a&&e.faceVertexUvs[0].push([(new kn).fromBufferAttribute(a,t),(new kn).fromBufferAttribute(a,n),(new kn).fromBufferAttribute(a,i)]),void 0!==c&&e.faceVertexUvs[1].push([(new kn).fromBufferAttribute(c,t),(new kn).fromBufferAttribute(c,n),(new kn).fromBufferAttribute(c,i)])}const u=t.groups;if(u.length>0)for(let t=0;t<u.length;t++){const e=u[t],i=e.start;for(let t=i,r=i+e.count;t<r;t+=3)void 0!==n?l(n.getX(t),n.getX(t+1),n.getX(t+2),e.materialIndex):l(t,t+1,t+2,e.materialIndex)}else if(void 0!==n)for(let t=0;t<n.count;t+=3)l(n.getX(t),n.getX(t+1),n.getX(t+2));else for(let t=0;t<r.count;t+=3)l(t,t+1,t+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(mo).negate(),this.translate(mo.x,mo.y,mo.z),this},normalize:function(){this.computeBoundingSphere();const t=this.boundingSphere.center,e=this.boundingSphere.radius,n=0===e?1:1/e,i=new Ai;return i.set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix4(i),this},computeFaceNormals:function(){const t=new Kn,e=new Kn;for(let n=0,i=this.faces.length;n<i;n++){const i=this.faces[n],r=this.vertices[i.a],o=this.vertices[i.b],s=this.vertices[i.c];t.subVectors(s,o),e.subVectors(r,o),t.cross(e),t.normalize(),i.normal.copy(t)}},computeVertexNormals:function(t){void 0===t&&(t=!0);const e=new Array(this.vertices.length);for(let t=0,n=this.vertices.length;t<n;t++)e[t]=new Kn;if(t){const t=new Kn,n=new Kn;for(let i=0,r=this.faces.length;i<r;i++){const r=this.faces[i],o=this.vertices[r.a],s=this.vertices[r.b],a=this.vertices[r.c];t.subVectors(a,s),n.subVectors(o,s),t.cross(n),e[r.a].add(t),e[r.b].add(t),e[r.c].add(t)}}else{this.computeFaceNormals();for(let t=0,n=this.faces.length;t<n;t++){const n=this.faces[t];e[n.a].add(n.normal),e[n.b].add(n.normal),e[n.c].add(n.normal)}}for(let t=0,n=this.vertices.length;t<n;t++)e[t].normalize();for(let t=0,n=this.faces.length;t<n;t++){const n=this.faces[t],i=n.vertexNormals;3===i.length?(i[0].copy(e[n.a]),i[1].copy(e[n.b]),i[2].copy(e[n.c])):(i[0]=e[n.a].clone(),i[1]=e[n.b].clone(),i[2]=e[n.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){this.computeFaceNormals();for(let t=0,e=this.faces.length;t<e;t++){const e=this.faces[t],n=e.vertexNormals;3===n.length?(n[0].copy(e.normal),n[1].copy(e.normal),n[2].copy(e.normal)):(n[0]=e.normal.clone(),n[1]=e.normal.clone(),n[2]=e.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){for(let t=0,e=this.faces.length;t<e;t++){const e=this.faces[t];e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||(e.__originalVertexNormals=[]);for(let t=0,n=e.vertexNormals.length;t<n;t++)e.__originalVertexNormals[t]?e.__originalVertexNormals[t].copy(e.vertexNormals[t]):e.__originalVertexNormals[t]=e.vertexNormals[t].clone()}const t=new go;t.faces=this.faces;for(let e=0,n=this.morphTargets.length;e<n;e++){if(!this.morphNormals[e]){this.morphNormals[e]={},this.morphNormals[e].faceNormals=[],this.morphNormals[e].vertexNormals=[];const t=this.morphNormals[e].faceNormals,n=this.morphNormals[e].vertexNormals;for(let e=0,i=this.faces.length;e<i;e++){const e=new Kn,i={a:new Kn,b:new Kn,c:new Kn};t.push(e),n.push(i)}}const n=this.morphNormals[e];t.vertices=this.morphTargets[e].vertices,t.computeFaceNormals(),t.computeVertexNormals();for(let t=0,e=this.faces.length;t<e;t++){const e=this.faces[t],i=n.faceNormals[t],r=n.vertexNormals[t];i.copy(e.normal),r.a.copy(e.vertexNormals[0]),r.b.copy(e.vertexNormals[1]),r.c.copy(e.vertexNormals[2])}}for(let t=0,e=this.faces.length;t<e;t++){const e=this.faces[t];e.normal=e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals}},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ti),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new gi),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){if(!t||!t.isGeometry)return;let i;const r=this.vertices.length,o=this.vertices,s=t.vertices,a=this.faces,c=t.faces,l=this.colors,u=t.colors;void 0===n&&(n=0),void 0!==e&&(i=(new Vn).getNormalMatrix(e));for(let t=0,n=s.length;t<n;t++){const n=s[t].clone();void 0!==e&&n.applyMatrix4(e),o.push(n)}for(let t=0,e=u.length;t<e;t++)l.push(u[t].clone());for(let t=0,e=c.length;t<e;t++){const e=c[t];let o,s;const l=e.vertexNormals,u=e.vertexColors,h=new xr(e.a+r,e.b+r,e.c+r);h.normal.copy(e.normal),void 0!==i&&h.normal.applyMatrix3(i).normalize();for(let t=0,e=l.length;t<e;t++)o=l[t].clone(),void 0!==i&&o.applyMatrix3(i).normalize(),h.vertexNormals.push(o);h.color.copy(e.color);for(let t=0,e=u.length;t<e;t++)s=u[t],h.vertexColors.push(s.clone());h.materialIndex=e.materialIndex+n,a.push(h)}for(let e=0,n=t.faceVertexUvs.length;e<n;e++){const n=t.faceVertexUvs[e];void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]);for(let t=0,i=n.length;t<i;t++){const i=n[t],r=[];for(let t=0,e=i.length;t<e;t++)r.push(i[t].clone());this.faceVertexUvs[e].push(r)}}},mergeMesh:function(t){t&&t.isMesh&&(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix))},mergeVertices:function(){const t={},e=[],n=[],i=Math.pow(10,4);for(let r=0,o=this.vertices.length;r<o;r++){const o=this.vertices[r],s=Math.round(o.x*i)+"_"+Math.round(o.y*i)+"_"+Math.round(o.z*i);void 0===t[s]?(t[s]=r,e.push(this.vertices[r]),n[r]=e.length-1):n[r]=n[t[s]]}const r=[];for(let t=0,e=this.faces.length;t<e;t++){const e=this.faces[t];e.a=n[e.a],e.b=n[e.b],e.c=n[e.c];const i=[e.a,e.b,e.c];for(let e=0;e<3;e++)if(i[e]===i[(e+1)%3]){r.push(t);break}}for(let t=r.length-1;t>=0;t--){const e=r[t];this.faces.splice(e,1);for(let t=0,n=this.faceVertexUvs.length;t<n;t++)this.faceVertexUvs[t].splice(e,1)}const o=this.vertices.length-e.length;return this.vertices=e,o},setFromPoints:function(t){this.vertices=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];this.vertices.push(new Kn(n.x,n.y,n.z||0))}return this},sortFacesByMaterialIndex:function(){const t=this.faces,e=t.length;for(let n=0;n<e;n++)t[n]._id=n;t.sort((function(t,e){return t.materialIndex-e.materialIndex}));const n=this.faceVertexUvs[0],i=this.faceVertexUvs[1];let r,o;n&&n.length===e&&(r=[]),i&&i.length===e&&(o=[]);for(let s=0;s<e;s++){const e=t[s]._id;r&&r.push(n[e]),o&&o.push(i[e])}r&&(this.faceVertexUvs[0]=r),o&&(this.faceVertexUvs[1]=o)},toJSON:function(){const t={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}const e=[];for(let t=0;t<this.vertices.length;t++){const n=this.vertices[t];e.push(n.x,n.y,n.z)}const n=[],i=[],r={},o=[],s={},a=[],c={};for(let t=0;t<this.faces.length;t++){const e=this.faces[t],i=!0,r=!1,o=void 0!==this.faceVertexUvs[0][t],s=e.normal.length()>0,a=e.vertexNormals.length>0,c=1!==e.color.r||1!==e.color.g||1!==e.color.b,p=e.vertexColors.length>0;let f=0;if(f=l(f,0,0),f=l(f,1,i),f=l(f,2,r),f=l(f,3,o),f=l(f,4,s),f=l(f,5,a),f=l(f,6,c),f=l(f,7,p),n.push(f),n.push(e.a,e.b,e.c),n.push(e.materialIndex),o){const e=this.faceVertexUvs[0][t];n.push(d(e[0]),d(e[1]),d(e[2]))}if(s&&n.push(u(e.normal)),a){const t=e.vertexNormals;n.push(u(t[0]),u(t[1]),u(t[2]))}if(c&&n.push(h(e.color)),p){const t=e.vertexColors;n.push(h(t[0]),h(t[1]),h(t[2]))}}function l(t,e,n){return n?t|1<<e:t&~(1<<e)}function u(t){const e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==r[e]||(r[e]=i.length/3,i.push(t.x,t.y,t.z)),r[e]}function h(t){const e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==s[e]||(s[e]=o.length,o.push(t.getHex())),s[e]}function d(t){const e=t.x.toString()+t.y.toString();return void 0!==c[e]||(c[e]=a.length/2,a.push(t.x,t.y)),c[e]}return t.data={},t.data.vertices=e,t.data.normals=i,o.length>0&&(t.data.colors=o),a.length>0&&(t.data.uvs=[a]),t.data.faces=n,t},clone:function(){return(new go).copy(this)},copy:function(t){this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;const e=t.vertices;for(let t=0,n=e.length;t<n;t++)this.vertices.push(e[t].clone());const n=t.colors;for(let t=0,e=n.length;t<e;t++)this.colors.push(n[t].clone());const i=t.faces;for(let t=0,e=i.length;t<e;t++)this.faces.push(i[t].clone());for(let e=0,n=t.faceVertexUvs.length;e<n;e++){const n=t.faceVertexUvs[e];void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]);for(let t=0,i=n.length;t<i;t++){const i=n[t],r=[];for(let t=0,e=i.length;t<e;t++){const e=i[t];r.push(e.clone())}this.faceVertexUvs[e].push(r)}}const r=t.morphTargets;for(let t=0,e=r.length;t<e;t++){const e={};if(e.name=r[t].name,void 0!==r[t].vertices){e.vertices=[];for(let n=0,i=r[t].vertices.length;n<i;n++)e.vertices.push(r[t].vertices[n].clone())}if(void 0!==r[t].normals){e.normals=[];for(let n=0,i=r[t].normals.length;n<i;n++)e.normals.push(r[t].normals[n].clone())}this.morphTargets.push(e)}const o=t.morphNormals;for(let t=0,e=o.length;t<e;t++){const e={};if(void 0!==o[t].vertexNormals){e.vertexNormals=[];for(let n=0,i=o[t].vertexNormals.length;n<i;n++){const i=o[t].vertexNormals[n],r={};r.a=i.a.clone(),r.b=i.b.clone(),r.c=i.c.clone(),e.vertexNormals.push(r)}}if(void 0!==o[t].faceNormals){e.faceNormals=[];for(let n=0,i=o[t].faceNormals.length;n<i;n++)e.faceNormals.push(o[t].faceNormals[n].clone())}this.morphNormals.push(e)}const s=t.skinWeights;for(let t=0,e=s.length;t<e;t++)this.skinWeights.push(s[t].clone());const a=t.skinIndices;for(let t=0,e=a.length;t<e;t++)this.skinIndices.push(a[t].clone());const c=t.lineDistances;for(let t=0,e=c.length;t<e;t++)this.lineDistances.push(c[t]);const l=t.boundingBox;null!==l&&(this.boundingBox=l.clone());const u=t.boundingSphere;return null!==u&&(this.boundingSphere=u.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});class vo extends go{constructor(t,e,n,i,r,o){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:o},this.fromBufferGeometry(new yo(t,e,n,i,r,o)),this.mergeVertices()}}class yo extends Wr{constructor(t=1,e=1,n=1,i=1,r=1,o=1){super(),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:o};const s=this;i=Math.floor(i),r=Math.floor(r),o=Math.floor(o);const a=[],c=[],l=[],u=[];let h=0,d=0;function p(t,e,n,i,r,o,p,f,m,g,v){const y=o/m,x=p/g,_=o/2,b=p/2,M=f/2,w=m+1,S=g+1;let A=0,T=0;const L=new Kn;for(let o=0;o<S;o++){const s=o*x-b;for(let a=0;a<w;a++){const h=a*y-_;L[t]=h*i,L[e]=s*r,L[n]=M,c.push(L.x,L.y,L.z),L[t]=0,L[e]=0,L[n]=f>0?1:-1,l.push(L.x,L.y,L.z),u.push(a/m),u.push(1-o/g),A+=1}}for(let t=0;t<g;t++)for(let e=0;e<m;e++){const n=h+e+w*t,i=h+e+w*(t+1),r=h+(e+1)+w*(t+1),o=h+(e+1)+w*t;a.push(n,i,o),a.push(i,r,o),T+=6}s.addGroup(d,T,v),d+=T,h+=A}p("z","y","x",-1,-1,n,e,t,o,r,0),p("z","y","x",1,-1,n,e,-t,o,r,1),p("x","z","y",1,1,t,n,e,i,o,2),p("x","z","y",1,-1,t,n,-e,i,o,3),p("x","y","z",1,-1,t,e,n,i,r,4),p("x","y","z",-1,-1,t,e,-n,i,r,5),this.setIndex(a),this.setAttribute("position",new Ir(c,3)),this.setAttribute("normal",new Ir(l,3)),this.setAttribute("uv",new Ir(u,2))}}function xo(t){const e={};for(const n in t){e[n]={};for(const i in t[n]){const r=t[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}}return e}function _o(t){const e={};for(let n=0;n<t.length;n++){const i=xo(t[n]);for(const t in i)e[t]=i[t]}return e}const bo={clone:xo,merge:_o};function Mo(t){br.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&(t.attributes,this.setValues(t))}function wo(){Ji.call(this),this.type="Camera",this.matrixWorldInverse=new Ai,this.projectionMatrix=new Ai,this.projectionMatrixInverse=new Ai}function So(t,e,n,i){wo.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==i?i:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}Mo.prototype=Object.create(br.prototype),Mo.prototype.constructor=Mo,Mo.prototype.isShaderMaterial=!0,Mo.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=xo(t.uniforms),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this},Mo.prototype.toJSON=function(t){const e=br.prototype.toJSON.call(this,t);e.glslVersion=this.glslVersion,e.uniforms={};for(const n in this.uniforms){const i=this.uniforms[n].value;i&&i.isTexture?e.uniforms[n]={type:"t",value:i.toJSON(t).uuid}:i&&i.isColor?e.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?e.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?e.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?e.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?e.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?e.uniforms[n]={type:"m4",value:i.toArray()}:e.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e},wo.prototype=Object.assign(Object.create(Ji.prototype),{constructor:wo,isCamera:!0,copy:function(t,e){return Ji.prototype.copy.call(this,t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this},getWorldDirection:function(t){void 0===t&&(t=new Kn),this.updateMatrixWorld(!0);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){Ji.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(t,e){Ji.prototype.updateWorldMatrix.call(this,t,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),So.prototype=Object.assign(Object.create(wo.prototype),{constructor:So,isPerspectiveCamera:!0,copy:function(t,e){return wo.prototype.copy.call(this,t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){const e=.5*this.getFilmHeight()/t;this.fov=2*Gn.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){const t=Math.tan(.5*Gn.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*Gn.RAD2DEG*Math.atan(Math.tan(.5*Gn.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,o){this.aspect=t/e,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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){const t=this.near;let e=t*Math.tan(.5*Gn.DEG2RAD*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const o=this.view;if(null!==this.view&&this.view.enabled){const t=o.fullWidth,s=o.fullHeight;r+=o.offsetX*i/t,e-=o.offsetY*n/s,i*=o.width/t,n*=o.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){const e=Ji.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}});function Ao(t,e,n){if(Ji.call(this),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return;this.renderTarget=n;const i=new So(90,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new Kn(1,0,0)),this.add(i);const r=new So(90,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new Kn(-1,0,0)),this.add(r);const o=new So(90,1,t,e);o.layers=this.layers,o.up.set(0,0,1),o.lookAt(new Kn(0,1,0)),this.add(o);const s=new So(90,1,t,e);s.layers=this.layers,s.up.set(0,0,-1),s.lookAt(new Kn(0,-1,0)),this.add(s);const a=new So(90,1,t,e);a.layers=this.layers,a.up.set(0,-1,0),a.lookAt(new Kn(0,0,1)),this.add(a);const c=new So(90,1,t,e);c.layers=this.layers,c.up.set(0,-1,0),c.lookAt(new Kn(0,0,-1)),this.add(c),this.update=function(t,e){null===this.parent&&this.updateMatrixWorld();const l=t.xr.enabled,u=t.getRenderTarget();t.xr.enabled=!1;const h=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,o),t.setRenderTarget(n,3),t.render(e,s),t.setRenderTarget(n,4),t.render(e,a),n.texture.generateMipmaps=h,t.setRenderTarget(n,5),t.render(e,c),t.setRenderTarget(u),t.xr.enabled=l},this.clear=function(t,e,i,r){const o=t.getRenderTarget();for(let o=0;o<6;o++)t.setRenderTarget(n,o),t.clear(e,i,r);t.setRenderTarget(o)}}function To(t,e,n){Number.isInteger(e)&&(e=n),Yn.call(this,t,t,e),this.texture.isWebGLCubeRenderTargetTexture=!0}function Lo(t,e,n,i,r,o,s,a,c,l,u,h){qn.call(this,null,o,s,a,c,l,i,r,u,h),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==c?c:mt,this.minFilter=void 0!==l?l:mt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}Ao.prototype=Object.create(Ji.prototype),Ao.prototype.constructor=Ao,To.prototype=Object.create(Yn.prototype),To.prototype.constructor=To,To.prototype.isWebGLCubeRenderTarget=!0,To.prototype.fromEquirectangularTexture=function(t,e){this.texture.type=e.type,this.texture.format=Ut,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t#include <begin_vertex>\n\t\t\t\t#include <project_vertex>\n\n\t\t\t}\n\t\t",fragmentShader:"\n\n\t\t\tuniform sampler2D tEquirect;\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t}\n\t\t"},i=new yo(5,5,5),r=new Mo({name:"CubemapFromEquirect",uniforms:xo(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:g,blending:_});r.uniforms.tEquirect.value=e;const o=new co(i,r),s=e.minFilter;e.minFilter===wt&&(e.minFilter=_t);return new Ao(1,10,this).update(t,o),e.minFilter=s,o.geometry.dispose(),o.material.dispose(),this},Lo.prototype=Object.create(qn.prototype),Lo.prototype.constructor=Lo,Lo.prototype.isDataTexture=!0;const Po=new gi,Co=new Kn;class Eo{constructor(t,e,n,i,r,o){this.planes=[void 0!==t?t:new tr,void 0!==e?e:new tr,void 0!==n?n:new tr,void 0!==i?i:new tr,void 0!==r?r:new tr,void 0!==o?o:new tr]}set(t,e,n,i,r,o){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(o),this}clone(){return(new this.constructor).copy(this)}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],o=n[2],s=n[3],a=n[4],c=n[5],l=n[6],u=n[7],h=n[8],d=n[9],p=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(s-i,u-a,f-h,y-m).normalize(),e[1].setComponents(s+i,u+a,f+h,y+m).normalize(),e[2].setComponents(s+r,u+c,f+d,y+g).normalize(),e[3].setComponents(s-r,u-c,f-d,y-g).normalize(),e[4].setComponents(s-o,u-l,f-p,y-v).normalize(),e[5].setComponents(s+o,u+l,f+p,y+v).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Po.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Po)}intersectsSprite(t){return Po.center.set(0,0,0),Po.radius=.7071067811865476,Po.applyMatrix4(t.matrixWorld),this.intersectsSphere(Po)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(n)<i)return!1}return!0}intersectsBox(t){const e=this.planes;for(let n=0;n<6;n++){const i=e[n];if(Co.x=i.normal.x>0?t.max.x:t.min.x,Co.y=i.normal.y>0?t.max.y:t.min.y,Co.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Co)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}}function Oo(){let t=null,e=!1,n=null,i=null;function r(e,o){n(e,o),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function No(t,e){const n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){var o=i.get(e);return void((!o||o.version<e.version)&&i.set(e,{buffer:e.buffer,type:e.type,bytesPerElement:e.elementSize,version:e.version}))}e.isInterleavedBufferAttribute&&(e=e.data);const s=i.get(e);void 0===s?i.set(e,function(e,n){const i=e.array,r=e.usage,o=t.createBuffer();t.bindBuffer(n,o),t.bufferData(n,i,r),e.onUploadCallback();let s=5126;return i instanceof Float32Array?s=5126:i instanceof Float64Array||(i instanceof Uint16Array?s=5123:i instanceof Int16Array?s=5122:i instanceof Uint32Array?s=5125:i instanceof Int32Array?s=5124:i instanceof Int8Array?s=5120:i instanceof Uint8Array&&(s=5121)),{buffer:o,type:s,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version}}(e,r)):s.version<e.version&&(!function(e,i,r){const o=i.array,s=i.updateRange;t.bindBuffer(r,e),-1===s.count?t.bufferSubData(r,0,o):(n?t.bufferSubData(r,s.offset*o.BYTES_PER_ELEMENT,o,s.offset,s.count):t.bufferSubData(r,s.offset*o.BYTES_PER_ELEMENT,o.subarray(s.offset,s.offset+s.count)),s.count=-1)}(s.buffer,e,r),s.version=e.version)}}}class Io extends go{constructor(t,e,n,i){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i},this.fromBufferGeometry(new Do(t,e,n,i)),this.mergeVertices()}}class Do extends Wr{constructor(t,e,n,i){super(),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=(t=t||1)/2,o=(e=e||1)/2,s=Math.floor(n)||1,a=Math.floor(i)||1,c=s+1,l=a+1,u=t/s,h=e/a,d=[],p=[],f=[],m=[];for(let t=0;t<l;t++){const e=t*h-o;for(let n=0;n<c;n++){const i=n*u-r;p.push(i,-e,0),f.push(0,0,1),m.push(n/s),m.push(1-t/a)}}for(let t=0;t<a;t++)for(let e=0;e<s;e++){const n=e+c*t,i=e+c*(t+1),r=e+1+c*(t+1),o=e+1+c*t;d.push(n,i,o),d.push(i,r,o)}this.setIndex(d),this.setAttribute("position",new Ir(p,3)),this.setAttribute("normal",new Ir(f,3)),this.setAttribute("uv",new Ir(m,2))}}const Ro={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor.xyz *= color.xyz;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmissionmap_fragment:"#ifdef USE_TRANSMISSIONMAP\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n#endif",transmissionmap_pars_fragment:"#ifdef USE_TRANSMISSIONMAP\n\tuniform sampler2D transmissionMap;\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSMISSION\n\tuniform float transmission;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <transmissionmap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <transmissionmap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include 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diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * 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t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function _a(t){const e=[];let n=0;const i=[],r=[],o={id:-1};function s(i,r,s,a,c,l){let u=e[n];const h=t.get(s);return void 0===u?(u={id:i.id,object:i,geometry:r,material:s,program:h.program||o,groupOrder:a,renderOrder:i.renderOrder,z:c,group:l},e[n]=u):(u.id=i.id,u.object=i,u.geometry=r,u.material=s,u.program=h.program||o,u.groupOrder=a,u.renderOrder=i.renderOrder,u.z=c,u.group=l),n++,u}return{opaque:i,transparent:r,init:function(){n=0,i.length=0,r.length=0},push:function(t,e,n,o,a,c){const l=s(t,e,n,o,a,c);(!0===n.transparent?r:i).push(l)},unshift:function(t,e,n,o,a,c){const l=s(t,e,n,o,a,c);(!0===n.transparent?r:i).unshift(l)},finish:function(){for(let t=n,i=e.length;t<i;t++){const n=e[t];if(null===n.id)break;n.id=null,n.object=null,n.geometry=null,n.material=null,n.program=null,n.group=null}},sort:function(t,e){i.length>1&&i.sort(t||ya),r.length>1&&r.sort(e||xa)}}}function ba(t){let e=new WeakMap;return{get:function(n,i){const r=e.get(n);let o;return void 0===r?(o=new _a(t),e.set(n,new WeakMap),e.get(n).set(i,o)):(o=r.get(i),void 0===o&&(o=new _a(t),r.set(i,o))),o},dispose:function(){e=new WeakMap}}}function Ma(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new Kn,color:new yr};break;case"SpotLight":n={position:new Kn,direction:new Kn,color:new yr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Kn,color:new yr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Kn,skyColor:new yr,groundColor:new yr};break;case"RectAreaLight":n={color:new yr,position:new Kn,halfWidth:new Kn,halfHeight:new Kn}}return t[e.id]=n,n}}}let wa=0;function Sa(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Aa(){const t=new Ma,e=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new kn};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new kn,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)n.probe.push(new Kn);const i=new Kn,r=new Ai,o=new Ai;return{setup:function(s,a,c){let l=0,u=0,h=0;for(let t=0;t<9;t++)n.probe[t].set(0,0,0);let d=0,p=0,f=0,m=0,g=0,v=0,y=0,x=0;const _=c.matrixWorldInverse;s.sort(Sa);for(let a=0,c=s.length;a<c;a++){const c=s[a],b=c.color,M=c.intensity,w=c.distance,S=c.shadow&&c.shadow.map?c.shadow.map.texture:null;if(c.isAmbientLight)l+=b.r*M,u+=b.g*M,h+=b.b*M;else if(c.isLightProbe)for(let t=0;t<9;t++)n.probe[t].addScaledVector(c.sh.coefficients[t],M);else if(c.isDirectionalLight){const r=t.get(c);if(r.color.copy(c.color).multiplyScalar(c.intensity),r.direction.setFromMatrixPosition(c.matrixWorld),i.setFromMatrixPosition(c.target.matrixWorld),r.direction.sub(i),r.direction.transformDirection(_),c.castShadow){const t=c.shadow,i=e.get(c);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,n.directionalShadow[d]=i,n.directionalShadowMap[d]=S,n.directionalShadowMatrix[d]=c.shadow.matrix,v++}n.directional[d]=r,d++}else if(c.isSpotLight){const r=t.get(c);if(r.position.setFromMatrixPosition(c.matrixWorld),r.position.applyMatrix4(_),r.color.copy(b).multiplyScalar(M),r.distance=w,r.direction.setFromMatrixPosition(c.matrixWorld),i.setFromMatrixPosition(c.target.matrixWorld),r.direction.sub(i),r.direction.transformDirection(_),r.coneCos=Math.cos(c.angle),r.penumbraCos=Math.cos(c.angle*(1-c.penumbra)),r.decay=c.decay,c.castShadow){const t=c.shadow,i=e.get(c);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,n.spotShadow[f]=i,n.spotShadowMap[f]=S,n.spotShadowMatrix[f]=c.shadow.matrix,x++}n.spot[f]=r,f++}else if(c.isRectAreaLight){const e=t.get(c);e.color.copy(b).multiplyScalar(M),e.position.setFromMatrixPosition(c.matrixWorld),e.position.applyMatrix4(_),o.identity(),r.copy(c.matrixWorld),r.premultiply(_),o.extractRotation(r),e.halfWidth.set(.5*c.width,0,0),e.halfHeight.set(0,.5*c.height,0),e.halfWidth.applyMatrix4(o),e.halfHeight.applyMatrix4(o),n.rectArea[m]=e,m++}else if(c.isPointLight){const i=t.get(c);if(i.position.setFromMatrixPosition(c.matrixWorld),i.position.applyMatrix4(_),i.color.copy(c.color).multiplyScalar(c.intensity),i.distance=c.distance,i.decay=c.decay,c.castShadow){const t=c.shadow,i=e.get(c);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,i.shadowCameraNear=t.camera.near,i.shadowCameraFar=t.camera.far,n.pointShadow[p]=i,n.pointShadowMap[p]=S,n.pointShadowMatrix[p]=c.shadow.matrix,y++}n.point[p]=i,p++}else if(c.isHemisphereLight){const e=t.get(c);e.direction.setFromMatrixPosition(c.matrixWorld),e.direction.transformDirection(_),e.direction.normalize(),e.skyColor.copy(c.color).multiplyScalar(M),e.groundColor.copy(c.groundColor).multiplyScalar(M),n.hemi[g]=e,g++}}m>0&&(n.rectAreaLTC1=zo.LTC_1,n.rectAreaLTC2=zo.LTC_2),n.ambient[0]=l,n.ambient[1]=u,n.ambient[2]=h;const 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br.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},Ca.prototype=Object.create(br.prototype),Ca.prototype.constructor=Ca,Ca.prototype.isMeshDistanceMaterial=!0,Ca.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this};function Ea(t,e,n){let i=new Eo;const r=new kn,o=new kn,s=new Xn,a=[],c=[],l={},u={0:g,1:m,2:v},h=new 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e=A(n,i,r,s,o.near,o.far,a);t.renderBufferDirect(o,null,i,e,n,null)}}const c=n.children;for(let t=0,e=c.length;t<e;t++)T(c[t],r,o,s,a)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=d,this.render=function(e,a,c){if(!1===b.enabled)return;if(!1===b.autoUpdate&&!1===b.needsUpdate)return;if(0===e.length)return;const l=t.getRenderTarget(),u=t.getActiveCubeFace(),h=t.getActiveMipmapLevel(),d=t.state;d.setBlending(_),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(let l=0,u=e.length;l<u;l++){const u=e[l],h=u.shadow;if(!1===h.autoUpdate&&!1===h.needsUpdate)continue;if(void 0===h)continue;r.copy(h.mapSize);const p=h.getFrameExtents();if(r.multiply(p),o.copy(h.mapSize),(r.x>n||r.y>n)&&(r.x>n&&(o.x=Math.floor(n/p.x),r.x=o.x*p.x,h.mapSize.x=o.x),r.y>n&&(o.y=Math.floor(n/p.y),r.y=o.y*p.y,h.mapSize.y=o.y)),null===h.map&&!h.isPointLightShadow&&this.type===f){const t={minFilter:_t,magFilter:_t,format:Ut};h.map=new 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r,o;n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap&&(r=n.clearcoatRoughnessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?o=n.aoMap:n.lightMap&&(o=n.lightMap),void 0!==o&&(o.isWebGLRenderTarget&&(o=o.texture),!0===o.matrixAutoUpdate&&o.updateMatrix(),e.uv2Transform.value.copy(o.matrix))}function n(e,n){e.roughness.value=n.roughness,e.metalness.value=n.metalness,n.roughnessMap&&(e.roughnessMap.value=n.roughnessMap),n.metalnessMap&&(e.metalnessMap.value=n.metalnessMap),n.emissiveMap&&(e.emissiveMap.value=n.emissiveMap),n.bumpMap&&(e.bumpMap.value=n.bumpMap,e.bumpScale.value=n.bumpScale,n.side===g&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),n.side===g&&e.normalScale.value.negate()),n.displacementMap&&(e.displacementMap.value=n.displacementMap,e.displacementScale.value=n.displacementScale,e.displacementBias.value=n.displacementBias);t.get(n).envMap&&(e.envMapIntensity.value=n.envMapIntensity)}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,i,r,o){i.isMeshBasicMaterial?e(t,i):i.isMeshLambertMaterial?(e(t,i),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,i)):i.isMeshToonMaterial?(e(t,i),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap);e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===g&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===g&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshPhongMaterial?(e(t,i),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===g&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===g&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshStandardMaterial?(e(t,i),i.isMeshPhysicalMaterial?function(t,e){n(t,e),t.reflectivity.value=e.reflectivity,t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.sheen&&t.sheen.value.copy(e.sheen);e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap);e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap);e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,e.side===g&&t.clearcoatNormalScale.value.negate());t.transmission.value=e.transmission,e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap)}(t,i):n(t,i)):i.isMeshMatcapMaterial?(e(t,i),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===g&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===g&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDepthMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDistanceMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,i)):i.isMeshNormalMaterial?(e(t,i),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,e.side===g&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),e.side===g&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,i),i.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,i)):i.isPointsMaterial?function(t,e,n,i){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let r;e.map?r=e.map:e.alphaMap&&(r=e.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,i,r,o):i.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,i):i.isShadowMaterial?(t.color.value.copy(i.color),t.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function Ua(t){const e=void 0!==(t=t||{}).canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,o=void 0===t.stencil||t.stencil,s=void 0!==t.antialias&&t.antialias,a=void 0===t.premultipliedAlpha||t.premultipliedAlpha,c=void 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x,M;return(h||c.receiveShadow!==i.receiveShadow)&&(c.receiveShadow=i.receiveShadow,g.setValue(lt,"receiveShadow",i.receiveShadow)),h&&(g.setValue(lt,"toneMappingExposure",p.toneMappingExposure),c.needsLights&&(M=f,(x=v).ambientLightColor.needsUpdate=M,x.lightProbe.needsUpdate=M,x.directionalLights.needsUpdate=M,x.directionalLightShadows.needsUpdate=M,x.pointLights.needsUpdate=M,x.pointLightShadows.needsUpdate=M,x.spotLights.needsUpdate=M,x.spotLightShadows.needsUpdate=M,x.rectAreaLights.needsUpdate=M,x.hemisphereLights.needsUpdate=M),r&&n.fog&&Q.refreshFogUniforms(v,r),Q.refreshMaterialUniforms(v,n,P,L),Zs.upload(lt,c.uniformsList,v,q)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(Zs.upload(lt,c.uniformsList,v,q),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&g.setValue(lt,"center",i.center),g.setValue(lt,"modelViewMatrix",i.modelViewMatrix),g.setValue(lt,"normalMatrix",i.normalMatrix),g.setValue(lt,"modelMatrix",i.matrixWorld),m}xt.setAnimationLoop((function(t){dt.isPresenting||yt&&yt(t)})),"undefined"!=typeof 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r=e.image.width,o=e.image.height,s=at.convert(n.format),a=at.convert(n.type);q.setTexture2D(n,0),lt.pixelStorei(37440,n.flipY),lt.pixelStorei(37441,n.premultiplyAlpha),lt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?lt.texSubImage2D(3553,i,t.x,t.y,r,o,s,a,e.image.data):e.isCompressedTexture?lt.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,s,e.mipmaps[0].data):lt.texSubImage2D(3553,i,t.x,t.y,s,a,e.image),0===i&&n.generateMipmaps&&lt.generateMipmap(3553),j.unbindTexture()},this.initTexture=function(t){q.setTexture2D(t,0),j.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function Ga(t){Ua.call(this,t)}Da.prototype=Object.assign(Object.create(So.prototype),{constructor:Da,isArrayCamera:!0}),Ra.prototype=Object.assign(Object.create(Ji.prototype),{constructor:Ra,isGroup:!0}),Object.assign(za.prototype,{constructor:za,getHandSpace:function(){if(null===this._hand&&(this._hand=new Ra,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints=[],this._hand.inputState={pinching:!1},window.XRHand))for(let t=0;t<=window.XRHand.LITTLE_PHALANX_TIP;t++){const t=new Ra;t.matrixAutoUpdate=!1,t.visible=!1,this._hand.joints.push(t),this._hand.add(t)}return this._hand},getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new Ra,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new Ra,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this},disconnect:function(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this},update:function(t,e,n){let i=null,r=null,o=null;const s=this._targetRay,a=this._grip,c=this._hand;if(t)if(c&&t.hand){o=!0;for(let i=0;i<=window.XRHand.LITTLE_PHALANX_TIP;i++)if(t.hand[i]){const r=e.getJointPose(t.hand[i],n),o=c.joints[i];null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.jointRadius=r.radius),o.visible=null!==r;const s=c.joints[window.XRHand.INDEX_PHALANX_TIP],a=c.joints[window.XRHand.THUMB_PHALANX_TIP],l=s.position.distanceTo(a.position),u=.02,h=.005;c.inputState.pinching&&l>u+h?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!c.inputState.pinching&&l<=u-h&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}}else null!==s&&(i=e.getPose(t.targetRaySpace,n),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale))),null!==a&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale)));return null!==s&&(s.visible=null!==i),null!==a&&(a.visible=null!==r),null!==c&&(c.visible=null!==o),this}}),Object.assign(Ba.prototype,Bn.prototype),Ga.prototype=Object.assign(Object.create(Ua.prototype),{constructor:Ga,isWebGL1Renderer:!0});class ka{constructor(t,e){Object.defineProperty(this,"isFogExp2",{value:!0}),this.name="",this.color=new yr(t),this.density=void 0!==e?e:25e-5}clone(){return new ka(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}class Va{constructor(t,e,n){Object.defineProperty(this,"isFog",{value:!0}),this.name="",this.color=new yr(t),this.near=void 0!==e?e:1,this.far=void 0!==n?n:1e3}clone(){return new Va(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}class ja extends Ji{constructor(){super(),Object.defineProperty(this,"isScene",{value:!0}),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.environment&&(e.object.environment=this.environment.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}function Wa(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=Tn,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=Gn.generateUUID()}Object.defineProperty(Wa.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Wa.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;i<r;i++)this.array[t+i]=e.array[n+i];return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},clone:function(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Gn.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const e=new Wa(new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),this.stride);return e.setUsage(this.usage),e},onUpload:function(t){return this.onUploadCallback=t,this},toJSON:function(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Gn.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=Array.prototype.slice.call(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}});const Ha=new Kn;function qa(t,e,n,i){this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=!0===i}function Xa(t){br.call(this),this.type="SpriteMaterial",this.color=new yr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(t)}let Ya;Object.defineProperties(qa.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}},needsUpdate:{set:function(t){this.data.needsUpdate=t}}}),Object.assign(qa.prototype,{isInterleavedBufferAttribute:!0,applyMatrix4:function(t){for(let e=0,n=this.data.count;e<n;e++)Ha.x=this.getX(e),Ha.y=this.getY(e),Ha.z=this.getZ(e),Ha.applyMatrix4(t),this.setXYZ(e,Ha.x,Ha.y,Ha.z);return this},setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this.data.array[t+3]=r,this},clone:function(t){if(void 0===t){const t=[];for(let e=0;e<this.count;e++){const n=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[n+e])}return new Ar(new this.array.constructor(t),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new qa(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)},toJSON:function(t){if(void 0===t){const t=[];for(let e=0;e<this.count;e++){const n=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[n+e])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}),Xa.prototype=Object.create(br.prototype),Xa.prototype.constructor=Xa,Xa.prototype.isSpriteMaterial=!0,Xa.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this};const Za=new Kn,Ja=new Kn,Ka=new Kn,Qa=new kn,$a=new kn,tc=new Ai,ec=new Kn,nc=new Kn,ic=new Kn,rc=new kn,oc=new kn,sc=new kn;function ac(t){if(Ji.call(this),this.type="Sprite",void 0===Ya){Ya=new Wr;const t=new Wa(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);Ya.setIndex([0,1,2,0,2,3]),Ya.setAttribute("position",new qa(t,3,0,!1)),Ya.setAttribute("uv",new qa(t,2,3,!1))}this.geometry=Ya,this.material=void 0!==t?t:new Xa,this.center=new kn(.5,.5)}function cc(t,e,n,i,r,o){Qa.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?($a.x=o*Qa.x-r*Qa.y,$a.y=r*Qa.x+o*Qa.y):$a.copy(Qa),t.copy(e),t.x+=$a.x,t.y+=$a.y,t.applyMatrix4(tc)}ac.prototype=Object.assign(Object.create(Ji.prototype),{constructor:ac,isSprite:!0,raycast:function(t,e){t.camera,Ja.setFromMatrixScale(this.matrixWorld),tc.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Ka.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Ja.multiplyScalar(-Ka.z);const n=this.material.rotation;let i,r;0!==n&&(r=Math.cos(n),i=Math.sin(n));const o=this.center;cc(ec.set(-.5,-.5,0),Ka,o,Ja,i,r),cc(nc.set(.5,-.5,0),Ka,o,Ja,i,r),cc(ic.set(.5,.5,0),Ka,o,Ja,i,r),rc.set(0,0),oc.set(1,0),sc.set(1,1);let s=t.ray.intersectTriangle(ec,nc,ic,!1,Za);if(null===s&&(cc(nc.set(-.5,.5,0),Ka,o,Ja,i,r),oc.set(0,1),s=t.ray.intersectTriangle(ec,ic,nc,!1,Za),null===s))return;const a=t.ray.origin.distanceTo(Za);a<t.near||a>t.far||e.push({distance:a,point:Za.clone(),uv:hr.getUV(Za,ec,nc,ic,rc,oc,sc,new kn),face:null,object:this})},copy:function(t){return Ji.prototype.copy.call(this,t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}});const lc=new Kn,uc=new Kn;function hc(){Ji.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function dc(t,e){t&&t.isGeometry,co.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Ai,this.bindMatrixInverse=new Ai}hc.prototype=Object.assign(Object.create(Ji.prototype),{constructor:hc,isLOD:!0,copy:function(t){Ji.prototype.copy.call(this,t,!1);const e=t.levels;for(let t=0,n=e.length;t<n;t++){const n=e[t];this.addLevel(n.object.clone(),n.distance)}return this.autoUpdate=t.autoUpdate,this},addLevel:function(t,e){void 0===e&&(e=0),e=Math.abs(e);const n=this.levels;let i;for(i=0;i<n.length&&!(e<n[i].distance);i++);return n.splice(i,0,{distance:e,object:t}),this.add(t),this},getCurrentLevel:function(){return this._currentLevel},getObjectForDistance:function(t){const e=this.levels;if(e.length>0){let n,i;for(n=1,i=e.length;n<i&&!(t<e[n].distance);n++);return e[n-1].object}return null},raycast:function(t,e){if(this.levels.length>0){lc.setFromMatrixPosition(this.matrixWorld);const n=t.ray.origin.distanceTo(lc);this.getObjectForDistance(n).raycast(t,e)}},update:function(t){const e=this.levels;if(e.length>1){lc.setFromMatrixPosition(t.matrixWorld),uc.setFromMatrixPosition(this.matrixWorld);const n=lc.distanceTo(uc)/t.zoom;let i,r;for(e[0].object.visible=!0,i=1,r=e.length;i<r&&n>=e[i].distance;i++)e[i-1].object.visible=!1,e[i].object.visible=!0;for(this._currentLevel=i-1;i<r;i++)e[i].object.visible=!1}},toJSON:function(t){const e=Ji.prototype.toJSON.call(this,t);!1===this.autoUpdate&&(e.object.autoUpdate=!1),e.object.levels=[];const n=this.levels;for(let t=0,i=n.length;t<i;t++){const i=n[t];e.object.levels.push({object:i.object.uuid,distance:i.distance})}return e}}),dc.prototype=Object.assign(Object.create(co.prototype),{constructor:dc,isSkinnedMesh:!0,copy:function(t){return co.prototype.copy.call(this,t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this},bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){const t=new Xn,e=this.geometry.attributes.skinWeight;for(let n=0,i=e.count;n<i;n++){t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.w=e.getW(n);const i=1/t.manhattanLength();i!==1/0?t.multiplyScalar(i):t.set(1,0,0,0),e.setXYZW(n,t.x,t.y,t.z,t.w)}},updateMatrixWorld:function(t){co.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode&&this.bindMatrixInverse.getInverse(this.bindMatrix)},boneTransform:function(){const t=new Kn,e=new Xn,n=new Xn,i=new Kn,r=new Ai;return function(o,s){const a=this.skeleton,c=this.geometry;e.fromBufferAttribute(c.attributes.skinIndex,o),n.fromBufferAttribute(c.attributes.skinWeight,o),t.fromBufferAttribute(c.attributes.position,o).applyMatrix4(this.bindMatrix),s.set(0,0,0);for(let o=0;o<4;o++){const c=n.getComponent(o);if(0!==c){const n=e.getComponent(o);r.multiplyMatrices(a.bones[n].matrixWorld,a.boneInverses[n]),s.addScaledVector(i.copy(t).applyMatrix4(r),c)}}return s.applyMatrix4(this.bindMatrixInverse)}}()});const pc=new Ai,fc=new Ai;function mc(t,e){if(t=t||[],this.bones=t.slice(0),this.boneMatrices=new Float32Array(16*this.bones.length),this.frame=-1,void 0===e)this.calculateInverses();else if(this.bones.length===e.length)this.boneInverses=e.slice(0);else{this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new Ai)}}function gc(){Ji.call(this),this.type="Bone"}Object.assign(mc.prototype,{calculateInverses:function(){this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++){const e=new Ai;this.bones[t]&&e.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(e)}},pose:function(){for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&e.matrixWorld.getInverse(this.boneInverses[t])}for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&(e.parent&&e.parent.isBone?(e.matrix.getInverse(e.parent.matrixWorld),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))}},update:function(){const t=this.bones,e=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let i=0,r=t.length;i<r;i++){const r=t[i]?t[i].matrixWorld:fc;pc.multiplyMatrices(r,e[i]),pc.toArray(n,16*i)}void 0!==i&&(i.needsUpdate=!0)},clone:function(){return new mc(this.bones,this.boneInverses)},getBoneByName:function(t){for(let e=0,n=this.bones.length;e<n;e++){const n=this.bones[e];if(n.name===t)return n}},dispose:function(){this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=void 0)}}),gc.prototype=Object.assign(Object.create(Ji.prototype),{constructor:gc,isBone:!0});const vc=new Ai,yc=new Ai,xc=[],_c=new co;function bc(t,e,n){co.call(this,t,e),this.instanceMatrix=new Ar(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.frustumCulled=!0}function Mc(t){br.call(this),this.type="LineBasicMaterial",this.color=new yr(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(t)}bc.prototype=Object.assign(Object.create(co.prototype),{constructor:bc,isInstancedMesh:!0,copy:function(t){return co.prototype.copy.call(this,t),this.instanceMatrix.copy(t.instanceMatrix),this.count=t.count,this},setColorAt:function(t,e){null===this.instanceColor&&(this.instanceColor=new Ar(new Float32Array(3*this.count),3)),e.toArray(this.instanceColor.array,3*t)},getMatrixAt:function(t,e){e.fromArray(this.instanceMatrix.array,16*t)},raycast:function(t,e){const n=this.matrixWorld,i=this.count;if(_c.geometry=this.geometry,_c.material=this.material,void 0!==_c.material)for(let r=0;r<i;r++){this.getMatrixAt(r,vc),yc.multiplyMatrices(n,vc),_c.matrixWorld=yc,_c.raycast(t,xc);for(let t=0,n=xc.length;t<n;t++){const n=xc[t];n.instanceId=r,n.object=this,e.push(n)}xc.length=0}},setMatrixAt:function(t,e){e.toArray(this.instanceMatrix.array,16*t)},updateMorphTargets:function(){}}),Mc.prototype=Object.create(br.prototype),Mc.prototype.constructor=Mc,Mc.prototype.isLineBasicMaterial=!0,Mc.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.morphTargets=t.morphTargets,this};const wc=new Kn,Sc=new Kn,Ac=new Ai,Tc=new Si,Lc=new gi;function Pc(t,e,n){Ji.call(this),this.type="Line",this.geometry=void 0!==t?t:new Wr,this.material=void 0!==e?e:new Mc,this.updateMorphTargets()}Pc.prototype=Object.assign(Object.create(Ji.prototype),{constructor:Pc,isLine:!0,copy:function(t){return Ji.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},computeLineDistances:function(){const t=this.geometry;if(t.isBufferGeometry){if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t<i;t++)wc.fromBufferAttribute(e,t-1),Sc.fromBufferAttribute(e,t),n[t]=n[t-1],n[t]+=wc.distanceTo(Sc);t.setAttribute("lineDistance",new Ir(n,1))}}else if(t.isGeometry){const e=t.vertices,n=t.lineDistances;n[0]=0;for(let t=1,i=e.length;t<i;t++)n[t]=n[t-1],n[t]+=e[t-1].distanceTo(e[t])}return this},raycast:function(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),Lc.copy(n.boundingSphere),Lc.applyMatrix4(i),Lc.radius+=r,!1===t.ray.intersectsSphere(Lc))return;Ac.getInverse(i),Tc.copy(t.ray).applyMatrix4(Ac);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,a=new Kn,c=new Kn,l=new Kn,u=new Kn,h=this&&this.isLineSegments?2:1;if(n.isBufferGeometry){const i=n.index,r=n.attributes.position.array;if(null!==i){const n=i.array;for(let i=0,o=n.length-1;i<o;i+=h){const o=n[i],h=n[i+1];a.fromArray(r,3*o),c.fromArray(r,3*h);if(Tc.distanceSqToSegment(a,c,u,l)>s)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);d<t.near||d>t.far||e.push({distance:d,point:l.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}else for(let n=0,i=r.length/3-1;n<i;n+=h){a.fromArray(r,3*n),c.fromArray(r,3*n+3);if(Tc.distanceSqToSegment(a,c,u,l)>s)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);i<t.near||i>t.far||e.push({distance:i,point:l.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else if(n.isGeometry){const i=n.vertices,r=i.length;for(let n=0;n<r-1;n+=h){if(Tc.distanceSqToSegment(i[n],i[n+1],u,l)>s)continue;u.applyMatrix4(this.matrixWorld);const r=t.ray.origin.distanceTo(u);r<t.near||r>t.far||e.push({distance:r,point:l.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}},updateMorphTargets:function(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length}}});const Cc=new Kn,Ec=new Kn;function Oc(t,e){Pc.call(this,t,e),this.type="LineSegments"}function Nc(t,e){Pc.call(this,t,e),this.type="LineLoop"}function Ic(t){br.call(this),this.type="PointsMaterial",this.color=new yr(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(t)}Oc.prototype=Object.assign(Object.create(Pc.prototype),{constructor:Oc,isLineSegments:!0,computeLineDistances:function(){const t=this.geometry;if(t.isBufferGeometry){if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t<i;t+=2)Cc.fromBufferAttribute(e,t),Ec.fromBufferAttribute(e,t+1),n[t]=0===t?0:n[t-1],n[t+1]=n[t]+Cc.distanceTo(Ec);t.setAttribute("lineDistance",new Ir(n,1))}}else if(t.isGeometry){const e=t.vertices,n=t.lineDistances;for(let t=0,i=e.length;t<i;t+=2)Cc.copy(e[t]),Ec.copy(e[t+1]),n[t]=0===t?0:n[t-1],n[t+1]=n[t]+Cc.distanceTo(Ec)}return this}}),Nc.prototype=Object.assign(Object.create(Pc.prototype),{constructor:Nc,isLineLoop:!0}),Ic.prototype=Object.create(br.prototype),Ic.prototype.constructor=Ic,Ic.prototype.isPointsMaterial=!0,Ic.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.morphTargets=t.morphTargets,this};const Dc=new Ai,Rc=new Si,zc=new gi,Bc=new Kn;function Fc(t,e){Ji.call(this),this.type="Points",this.geometry=void 0!==t?t:new Wr,this.material=void 0!==e?e:new Ic,this.updateMorphTargets()}function Uc(t,e,n,i,r,o,s){const a=Rc.distanceSqToPoint(t);if(a<n){const n=new Kn;Rc.closestPointToPoint(t,n),n.applyMatrix4(i);const c=r.ray.origin.distanceTo(n);if(c<r.near||c>r.far)return;o.push({distance:c,distanceToRay:Math.sqrt(a),point:n,index:e,face:null,object:s})}}function Gc(t,e,n,i,r,o,s,a,c){qn.call(this,t,e,n,i,r,o,s,a,c),this.format=void 0!==s?s:Ft,this.minFilter=void 0!==o?o:_t,this.magFilter=void 0!==r?r:_t,this.generateMipmaps=!1;const l=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){l.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}function kc(t,e,n,i,r,o,s,a,c,l,u,h){qn.call(this,null,o,s,a,c,l,i,r,u,h),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function Vc(t,e,n,i,r,o,s,a,c){qn.call(this,t,e,n,i,r,o,s,a,c),this.needsUpdate=!0}function jc(t,e,n,i,r,o,s,a,c,l){if((l=void 0!==l?l:jt)!==jt&&l!==Wt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&l===jt&&(n=Pt),void 0===n&&l===Wt&&(n=zt),qn.call(this,null,i,r,o,s,a,l,n,c),this.image={width:t,height:e},this.magFilter=void 0!==s?s:mt,this.minFilter=void 0!==a?a:mt,this.flipY=!1,this.generateMipmaps=!1}Fc.prototype=Object.assign(Object.create(Ji.prototype),{constructor:Fc,isPoints:!0,copy:function(t){return Ji.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},raycast:function(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),zc.copy(n.boundingSphere),zc.applyMatrix4(i),zc.radius+=r,!1===t.ray.intersectsSphere(zc))return;Dc.getInverse(i),Rc.copy(t.ray).applyMatrix4(Dc);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o;if(n.isBufferGeometry){const r=n.index,o=n.attributes.position.array;if(null!==r){const n=r.array;for(let r=0,a=n.length;r<a;r++){const a=n[r];Bc.fromArray(o,3*a),Uc(Bc,a,s,i,t,e,this)}}else for(let n=0,r=o.length/3;n<r;n++)Bc.fromArray(o,3*n),Uc(Bc,n,s,i,t,e,this)}else{const r=n.vertices;for(let n=0,o=r.length;n<o;n++)Uc(r[n],n,s,i,t,e,this)}},updateMorphTargets:function(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length}}}),Gc.prototype=Object.assign(Object.create(qn.prototype),{constructor:Gc,isVideoTexture:!0,update:function(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}),kc.prototype=Object.create(qn.prototype),kc.prototype.constructor=kc,kc.prototype.isCompressedTexture=!0,Vc.prototype=Object.create(qn.prototype),Vc.prototype.constructor=Vc,Vc.prototype.isCanvasTexture=!0,jc.prototype=Object.create(qn.prototype),jc.prototype.constructor=jc,jc.prototype.isDepthTexture=!0;class Wc extends Wr{constructor(t){super(),this.type="WireframeGeometry";const e=[],n=[0,0],i={},r=["a","b","c"];if(t&&t.isGeometry){const o=t.faces;for(let t=0,e=o.length;t<e;t++){const e=o[t];for(let t=0;t<3;t++){const o=e[r[t]],s=e[r[(t+1)%3]];n[0]=Math.min(o,s),n[1]=Math.max(o,s);const a=n[0]+","+n[1];void 0===i[a]&&(i[a]={index1:n[0],index2:n[1]})}}for(const n in i){const r=i[n];let o=t.vertices[r.index1];e.push(o.x,o.y,o.z),o=t.vertices[r.index2],e.push(o.x,o.y,o.z)}}else if(t&&t.isBufferGeometry){const r=new Kn;if(null!==t.index){const o=t.attributes.position,s=t.index;let a=t.groups;0===a.length&&(a=[{start:0,count:s.count,materialIndex:0}]);for(let t=0,e=a.length;t<e;++t){const e=a[t],r=e.start;for(let t=r,o=r+e.count;t<o;t+=3)for(let e=0;e<3;e++){const r=s.getX(t+e),o=s.getX(t+(e+1)%3);n[0]=Math.min(r,o),n[1]=Math.max(r,o);const a=n[0]+","+n[1];void 0===i[a]&&(i[a]={index1:n[0],index2:n[1]})}}for(const t in i){const n=i[t];r.fromBufferAttribute(o,n.index1),e.push(r.x,r.y,r.z),r.fromBufferAttribute(o,n.index2),e.push(r.x,r.y,r.z)}}else{const n=t.attributes.position;for(let t=0,i=n.count/3;t<i;t++)for(let i=0;i<3;i++){const o=3*t+i;r.fromBufferAttribute(n,o),e.push(r.x,r.y,r.z);const s=3*t+(i+1)%3;r.fromBufferAttribute(n,s),e.push(r.x,r.y,r.z)}}}this.setAttribute("position",new Ir(e,3))}}function Hc(t,e,n){go.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:n},this.fromBufferGeometry(new qc(t,e,n)),this.mergeVertices()}function qc(t,e,n){Wr.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:n};const i=[],r=[],o=[],s=[],a=1e-5,c=new Kn,l=new Kn,u=new Kn,h=new Kn,d=new Kn;t.length;const p=e+1;for(let i=0;i<=n;i++){const p=i/n;for(let n=0;n<=e;n++){const i=n/e;t(i,p,l),r.push(l.x,l.y,l.z),i-a>=0?(t(i-a,p,u),h.subVectors(l,u)):(t(i+a,p,u),h.subVectors(u,l)),p-a>=0?(t(i,p-a,u),d.subVectors(l,u)):(t(i,p+a,u),d.subVectors(u,l)),c.crossVectors(h,d).normalize(),o.push(c.x,c.y,c.z),s.push(i,p)}}for(let t=0;t<n;t++)for(let n=0;n<e;n++){const e=t*p+n,r=t*p+n+1,o=(t+1)*p+n+1,s=(t+1)*p+n;i.push(e,r,s),i.push(r,o,s)}this.setIndex(i),this.setAttribute("position",new Ir(r,3)),this.setAttribute("normal",new Ir(o,3)),this.setAttribute("uv",new Ir(s,2))}Hc.prototype=Object.create(go.prototype),Hc.prototype.constructor=Hc,qc.prototype=Object.create(Wr.prototype),qc.prototype.constructor=qc;class Xc extends go{constructor(t,e,n,i){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i},this.fromBufferGeometry(new Yc(t,e,n,i)),this.mergeVertices()}}class Yc extends Wr{constructor(t,e,n,i){super(),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i},n=n||1;const r=[],o=[];function s(t,e,n,i){const r=Math.pow(2,i),o=[];for(let i=0;i<=r;i++){o[i]=[];const s=t.clone().lerp(n,i/r),a=e.clone().lerp(n,i/r),c=r-i;for(let t=0;t<=c;t++)o[i][t]=0===t&&i===r?s:s.clone().lerp(a,t/c)}for(let t=0;t<r;t++)for(let e=0;e<2*(r-t)-1;e++){const n=Math.floor(e/2);e%2==0?(a(o[t][n+1]),a(o[t+1][n]),a(o[t][n])):(a(o[t][n+1]),a(o[t+1][n+1]),a(o[t+1][n]))}}function a(t){r.push(t.x,t.y,t.z)}function c(e,n){const i=3*e;n.x=t[i+0],n.y=t[i+1],n.z=t[i+2]}function l(t,e,n,i){i<0&&1===t.x&&(o[e]=t.x-1),0===n.x&&0===n.z&&(o[e]=i/2/Math.PI+.5)}function u(t){return Math.atan2(t.z,-t.x)}!function(t){const n=new Kn,i=new Kn,r=new Kn;for(let o=0;o<e.length;o+=3)c(e[o+0],n),c(e[o+1],i),c(e[o+2],r),s(n,i,r,t)}(i=i||0),function(t){const e=new Kn;for(let n=0;n<r.length;n+=3)e.x=r[n+0],e.y=r[n+1],e.z=r[n+2],e.normalize().multiplyScalar(t),r[n+0]=e.x,r[n+1]=e.y,r[n+2]=e.z}(n),function(){const t=new Kn;for(let n=0;n<r.length;n+=3){t.x=r[n+0],t.y=r[n+1],t.z=r[n+2];const i=u(t)/2/Math.PI+.5,s=(e=t,Math.atan2(-e.y,Math.sqrt(e.x*e.x+e.z*e.z))/Math.PI+.5);o.push(i,1-s)}var e;(function(){const t=new Kn,e=new Kn,n=new Kn,i=new Kn,s=new kn,a=new kn,c=new kn;for(let h=0,d=0;h<r.length;h+=9,d+=6){t.set(r[h+0],r[h+1],r[h+2]),e.set(r[h+3],r[h+4],r[h+5]),n.set(r[h+6],r[h+7],r[h+8]),s.set(o[d+0],o[d+1]),a.set(o[d+2],o[d+3]),c.set(o[d+4],o[d+5]),i.copy(t).add(e).add(n).divideScalar(3);const p=u(i);l(s,d+0,t,p),l(a,d+2,e,p),l(c,d+4,n,p)}})(),function(){for(let t=0;t<o.length;t+=6){const e=o[t+0],n=o[t+2],i=o[t+4],r=Math.max(e,n,i),s=Math.min(e,n,i);r>.9&&s<.1&&(e<.2&&(o[t+0]+=1),n<.2&&(o[t+2]+=1),i<.2&&(o[t+4]+=1))}}()}(),this.setAttribute("position",new Ir(r,3)),this.setAttribute("normal",new Ir(r.slice(),3)),this.setAttribute("uv",new Ir(o,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}}class Zc extends go{constructor(t,e){super(),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Jc(t,e)),this.mergeVertices()}}class Jc extends Yc{constructor(t,e){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],t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}}class Kc extends go{constructor(t,e){super(),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Qc(t,e)),this.mergeVertices()}}class Qc extends Yc{constructor(t,e){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],t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}}class $c extends go{constructor(t,e){super(),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new tl(t,e)),this.mergeVertices()}}class tl extends Yc{constructor(t,e){const n=(1+Math.sqrt(5))/2;super([-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],[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],t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}}class el extends go{constructor(t,e){super(),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new nl(t,e)),this.mergeVertices()}}class nl extends Yc{constructor(t,e){const n=(1+Math.sqrt(5))/2,i=1/n;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,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,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],t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}}class il extends go{constructor(t,e,n,i,r,o){super(),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:r};const s=new rl(t,e,n,i,r);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals,this.fromBufferGeometry(s),this.mergeVertices()}}class rl extends Wr{constructor(t,e,n,i,r){super(),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:r},e=e||64,n=n||1,i=i||8,r=r||!1;const o=t.computeFrenetFrames(e,r);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals;const s=new Kn,a=new Kn,c=new kn;let l=new Kn;const u=[],h=[],d=[],p=[];function f(r){l=t.getPointAt(r/e,l);const c=o.normals[r],d=o.binormals[r];for(let t=0;t<=i;t++){const e=t/i*Math.PI*2,r=Math.sin(e),o=-Math.cos(e);a.x=o*c.x+r*d.x,a.y=o*c.y+r*d.y,a.z=o*c.z+r*d.z,a.normalize(),h.push(a.x,a.y,a.z),s.x=l.x+n*a.x,s.y=l.y+n*a.y,s.z=l.z+n*a.z,u.push(s.x,s.y,s.z)}}!function(){for(let t=0;t<e;t++)f(t);f(!1===r?e:0),function(){for(let t=0;t<=e;t++)for(let n=0;n<=i;n++)c.x=t/e,c.y=n/i,d.push(c.x,c.y)}(),function(){for(let t=1;t<=e;t++)for(let e=1;e<=i;e++){const n=(i+1)*(t-1)+(e-1),r=(i+1)*t+(e-1),o=(i+1)*t+e,s=(i+1)*(t-1)+e;p.push(n,r,s),p.push(r,o,s)}}()}(),this.setIndex(p),this.setAttribute("position",new Ir(u,3)),this.setAttribute("normal",new Ir(h,3)),this.setAttribute("uv",new Ir(d,2))}toJSON(){const t=Wr.prototype.toJSON.call(this);return t.path=this.parameters.path.toJSON(),t}}class ol extends go{constructor(t,e,n,i,r,o,s){super(),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:i,p:r,q:o},this.fromBufferGeometry(new sl(t,e,n,i,r,o)),this.mergeVertices()}}class sl extends Wr{constructor(t,e,n,i,r,o){super(),this.type="TorusKnotBufferGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:i,p:r,q:o},t=t||1,e=e||.4,n=Math.floor(n)||64,i=Math.floor(i)||8,r=r||2,o=o||3;const s=[],a=[],c=[],l=[],u=new Kn,h=new Kn,d=new Kn,p=new Kn,f=new Kn,m=new Kn,g=new Kn;for(let s=0;s<=n;++s){const y=s/n*r*Math.PI*2;v(y,r,o,t,d),v(y+.01,r,o,t,p),m.subVectors(p,d),g.addVectors(p,d),f.crossVectors(m,g),g.crossVectors(f,m),f.normalize(),g.normalize();for(let t=0;t<=i;++t){const r=t/i*Math.PI*2,o=-e*Math.cos(r),p=e*Math.sin(r);u.x=d.x+(o*g.x+p*f.x),u.y=d.y+(o*g.y+p*f.y),u.z=d.z+(o*g.z+p*f.z),a.push(u.x,u.y,u.z),h.subVectors(u,d).normalize(),c.push(h.x,h.y,h.z),l.push(s/n),l.push(t/i)}}for(let t=1;t<=n;t++)for(let e=1;e<=i;e++){const n=(i+1)*(t-1)+(e-1),r=(i+1)*t+(e-1),o=(i+1)*t+e,a=(i+1)*(t-1)+e;s.push(n,r,a),s.push(r,o,a)}function v(t,e,n,i,r){const o=Math.cos(t),s=Math.sin(t),a=n/e*t,c=Math.cos(a);r.x=i*(2+c)*.5*o,r.y=i*(2+c)*s*.5,r.z=i*Math.sin(a)*.5}this.setIndex(s),this.setAttribute("position",new Ir(a,3)),this.setAttribute("normal",new Ir(c,3)),this.setAttribute("uv",new Ir(l,2))}}class al extends go{constructor(t,e,n,i,r){super(),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},this.fromBufferGeometry(new cl(t,e,n,i,r)),this.mergeVertices()}}class cl extends Wr{constructor(t,e,n,i,r){super(),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},t=t||1,e=e||.4,n=Math.floor(n)||8,i=Math.floor(i)||6,r=r||2*Math.PI;const o=[],s=[],a=[],c=[],l=new Kn,u=new Kn,h=new Kn;for(let o=0;o<=n;o++)for(let d=0;d<=i;d++){const p=d/i*r,f=o/n*Math.PI*2;u.x=(t+e*Math.cos(f))*Math.cos(p),u.y=(t+e*Math.cos(f))*Math.sin(p),u.z=e*Math.sin(f),s.push(u.x,u.y,u.z),l.x=t*Math.cos(p),l.y=t*Math.sin(p),h.subVectors(u,l).normalize(),a.push(h.x,h.y,h.z),c.push(d/i),c.push(o/n)}for(let t=1;t<=n;t++)for(let e=1;e<=i;e++){const n=(i+1)*t+e-1,r=(i+1)*(t-1)+e-1,s=(i+1)*(t-1)+e,a=(i+1)*t+e;o.push(n,r,a),o.push(r,s,a)}this.setIndex(o),this.setAttribute("position",new Ir(s,3)),this.setAttribute("normal",new Ir(a,3)),this.setAttribute("uv",new Ir(c,2))}}const ll=function(t,e,n){n=n||2;const i=e&&e.length,r=i?e[0]*n:t.length;let o=ul(t,0,r,n,!0);const s=[];if(!o||o.next===o.prev)return s;let a,c,l,u,h,d,p;if(i&&(o=function(t,e,n,i){const r=[];let o,s,a,c,l;for(o=0,s=e.length;o<s;o++)a=e[o]*i,c=o<s-1?e[o+1]*i:t.length,l=ul(t,a,c,i,!1),l===l.next&&(l.steiner=!0),r.push(bl(l));for(r.sort(vl),o=0;o<r.length;o++)yl(r[o],n),n=hl(n,n.next);return n}(t,e,o,n)),t.length>80*n){a=l=t[0],c=u=t[1];for(let e=n;e<r;e+=n)h=t[e],d=t[e+1],h<a&&(a=h),d<c&&(c=d),h>l&&(l=h),d>u&&(u=d);p=Math.max(l-a,u-c),p=0!==p?1/p:0}return dl(o,s,n,a,c,p),s};function ul(t,e,n,i,r){let o,s;if(r===function(t,e,n,i){let r=0;for(let o=e,s=n-i;o<n;o+=i)r+=(t[s]-t[o])*(t[o+1]+t[s+1]),s=o;return r}(t,e,n,i)>0)for(o=e;o<n;o+=i)s=Ol(o,t[o],t[o+1],s);else for(o=n-i;o>=e;o-=i)s=Ol(o,t[o],t[o+1],s);return s&&Al(s,s.next)&&(Nl(s),s=s.next),s}function hl(t,e){if(!t)return t;e||(e=t);let n,i=t;do{if(n=!1,i.steiner||!Al(i,i.next)&&0!==Sl(i.prev,i,i.next))i=i.next;else{if(Nl(i),i=e=i.prev,i===i.next)break;n=!0}}while(n||i!==e);return e}function dl(t,e,n,i,r,o,s){if(!t)return;!s&&o&&function(t,e,n,i){let r=t;do{null===r.z&&(r.z=_l(r.x,r.y,e,n,i)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==t);r.prevZ.nextZ=null,r.prevZ=null,function(t){let e,n,i,r,o,s,a,c,l=1;do{for(n=t,t=null,o=null,s=0;n;){for(s++,i=n,a=0,e=0;e<l&&(a++,i=i.nextZ,i);e++);for(c=l;a>0||c>0&&i;)0!==a&&(0===c||!i||n.z<=i.z)?(r=n,n=n.nextZ,a--):(r=i,i=i.nextZ,c--),o?o.nextZ=r:t=r,r.prevZ=o,o=r;n=i}o.nextZ=null,l*=2}while(s>1)}(r)}(t,i,r,o);let a,c,l=t;for(;t.prev!==t.next;)if(a=t.prev,c=t.next,o?fl(t,i,r,o):pl(t))e.push(a.i/n),e.push(t.i/n),e.push(c.i/n),Nl(t),t=c.next,l=c.next;else if((t=c)===l){s?1===s?dl(t=ml(hl(t),e,n),e,n,i,r,o,2):2===s&&gl(t,e,n,i,r,o):dl(hl(t),e,n,i,r,o,1);break}}function pl(t){const e=t.prev,n=t,i=t.next;if(Sl(e,n,i)>=0)return!1;let r=t.next.next;for(;r!==t.prev;){if(Ml(e.x,e.y,n.x,n.y,i.x,i.y,r.x,r.y)&&Sl(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function fl(t,e,n,i){const r=t.prev,o=t,s=t.next;if(Sl(r,o,s)>=0)return!1;const a=r.x<o.x?r.x<s.x?r.x:s.x:o.x<s.x?o.x:s.x,c=r.y<o.y?r.y<s.y?r.y:s.y:o.y<s.y?o.y:s.y,l=r.x>o.x?r.x>s.x?r.x:s.x:o.x>s.x?o.x:s.x,u=r.y>o.y?r.y>s.y?r.y:s.y:o.y>s.y?o.y:s.y,h=_l(a,c,e,n,i),d=_l(l,u,e,n,i);let p=t.prevZ,f=t.nextZ;for(;p&&p.z>=h&&f&&f.z<=d;){if(p!==t.prev&&p!==t.next&&Ml(r.x,r.y,o.x,o.y,s.x,s.y,p.x,p.y)&&Sl(p.prev,p,p.next)>=0)return!1;if(p=p.prevZ,f!==t.prev&&f!==t.next&&Ml(r.x,r.y,o.x,o.y,s.x,s.y,f.x,f.y)&&Sl(f.prev,f,f.next)>=0)return!1;f=f.nextZ}for(;p&&p.z>=h;){if(p!==t.prev&&p!==t.next&&Ml(r.x,r.y,o.x,o.y,s.x,s.y,p.x,p.y)&&Sl(p.prev,p,p.next)>=0)return!1;p=p.prevZ}for(;f&&f.z<=d;){if(f!==t.prev&&f!==t.next&&Ml(r.x,r.y,o.x,o.y,s.x,s.y,f.x,f.y)&&Sl(f.prev,f,f.next)>=0)return!1;f=f.nextZ}return!0}function ml(t,e,n){let i=t;do{const r=i.prev,o=i.next.next;!Al(r,o)&&Tl(r,i,i.next,o)&&Cl(r,o)&&Cl(o,r)&&(e.push(r.i/n),e.push(i.i/n),e.push(o.i/n),Nl(i),Nl(i.next),i=t=o),i=i.next}while(i!==t);return hl(i)}function gl(t,e,n,i,r,o){let s=t;do{let t=s.next.next;for(;t!==s.prev;){if(s.i!==t.i&&wl(s,t)){let a=El(s,t);return s=hl(s,s.next),a=hl(a,a.next),dl(s,e,n,i,r,o),void dl(a,e,n,i,r,o)}t=t.next}s=s.next}while(s!==t)}function vl(t,e){return t.x-e.x}function yl(t,e){if(e=function(t,e){let n=e;const i=t.x,r=t.y;let o,s=-1/0;do{if(r<=n.y&&r>=n.next.y&&n.next.y!==n.y){const t=n.x+(r-n.y)*(n.next.x-n.x)/(n.next.y-n.y);if(t<=i&&t>s){if(s=t,t===i){if(r===n.y)return n;if(r===n.next.y)return n.next}o=n.x<n.next.x?n:n.next}}n=n.next}while(n!==e);if(!o)return null;if(i===s)return o;const a=o,c=o.x,l=o.y;let u,h=1/0;n=o;do{i>=n.x&&n.x>=c&&i!==n.x&&Ml(r<l?i:s,r,c,l,r<l?s:i,r,n.x,n.y)&&(u=Math.abs(r-n.y)/(i-n.x),Cl(n,t)&&(u<h||u===h&&(n.x>o.x||n.x===o.x&&xl(o,n)))&&(o=n,h=u)),n=n.next}while(n!==a);return o}(t,e)){const n=El(e,t);hl(e,e.next),hl(n,n.next)}}function xl(t,e){return Sl(t.prev,t,e.prev)<0&&Sl(e.next,t,t.next)<0}function _l(t,e,n,i,r){return(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-n)*r)|t<<8))|t<<4))|t<<2))|t<<1))|(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))<<1}function bl(t){let e=t,n=t;do{(e.x<n.x||e.x===n.x&&e.y<n.y)&&(n=e),e=e.next}while(e!==t);return n}function Ml(t,e,n,i,r,o,s,a){return(r-s)*(e-a)-(t-s)*(o-a)>=0&&(t-s)*(i-a)-(n-s)*(e-a)>=0&&(n-s)*(o-a)-(r-s)*(i-a)>=0}function wl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&Tl(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}(t,e)&&(Cl(t,e)&&Cl(e,t)&&function(t,e){let n=t,i=!1;const r=(t.x+e.x)/2,o=(t.y+e.y)/2;do{n.y>o!=n.next.y>o&&n.next.y!==n.y&&r<(n.next.x-n.x)*(o-n.y)/(n.next.y-n.y)+n.x&&(i=!i),n=n.next}while(n!==t);return i}(t,e)&&(Sl(t.prev,t,e.prev)||Sl(t,e.prev,e))||Al(t,e)&&Sl(t.prev,t,t.next)>0&&Sl(e.prev,e,e.next)>0)}function Sl(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function Al(t,e){return t.x===e.x&&t.y===e.y}function Tl(t,e,n,i){const r=Pl(Sl(t,e,n)),o=Pl(Sl(t,e,i)),s=Pl(Sl(n,i,t)),a=Pl(Sl(n,i,e));return r!==o&&s!==a||(!(0!==r||!Ll(t,n,e))||(!(0!==o||!Ll(t,i,e))||(!(0!==s||!Ll(n,t,i))||!(0!==a||!Ll(n,e,i)))))}function Ll(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function Pl(t){return t>0?1:t<0?-1:0}function Cl(t,e){return Sl(t.prev,t,t.next)<0?Sl(t,e,t.next)>=0&&Sl(t,t.prev,e)>=0:Sl(t,e,t.prev)<0||Sl(t,t.next,e)<0}function El(t,e){const n=new Il(t.i,t.x,t.y),i=new Il(e.i,e.x,e.y),r=t.next,o=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,o.next=i,i.prev=o,i}function Ol(t,e,n,i){const r=new Il(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function Nl(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function Il(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}const Dl={area:function(t){const e=t.length;let n=0;for(let i=e-1,r=0;r<e;i=r++)n+=t[i].x*t[r].y-t[r].x*t[i].y;return.5*n},isClockWise:function(t){return Dl.area(t)<0},triangulateShape:function(t,e){const n=[],i=[],r=[];Rl(t),zl(n,t);let o=t.length;e.forEach(Rl);for(let t=0;t<e.length;t++)i.push(o),o+=e[t].length,zl(n,e[t]);const s=ll(n,i);for(let t=0;t<s.length;t+=3)r.push(s.slice(t,t+3));return r}};function Rl(t){const e=t.length;e>2&&t[e-1].equals(t[0])&&t.pop()}function zl(t,e){for(let n=0;n<e.length;n++)t.push(e[n].x),t.push(e[n].y)}class Bl extends go{constructor(t,e){super(),this.type="ExtrudeGeometry",this.parameters={shapes:t,options:e},this.fromBufferGeometry(new Fl(t,e)),this.mergeVertices()}toJSON(){const t=super.toJSON();return Gl(this.parameters.shapes,this.parameters.options,t)}}class Fl extends Wr{constructor(t,e){super(),this.type="ExtrudeBufferGeometry",this.parameters={shapes:t,options:e},t=Array.isArray(t)?t:[t];const n=this,i=[],r=[];for(let e=0,n=t.length;e<n;e++){o(t[e])}function o(t){const o=[],s=void 0!==e.curveSegments?e.curveSegments:12,a=void 0!==e.steps?e.steps:1;let c=void 0!==e.depth?e.depth:100,l=void 0===e.bevelEnabled||e.bevelEnabled,u=void 0!==e.bevelThickness?e.bevelThickness:6,h=void 0!==e.bevelSize?e.bevelSize:u-2,d=void 0!==e.bevelOffset?e.bevelOffset:0,p=void 0!==e.bevelSegments?e.bevelSegments:3;const f=e.extrudePath,m=void 0!==e.UVGenerator?e.UVGenerator:Ul;void 0!==e.amount&&(c=e.amount);let g,v,y,x,_,b=!1;f&&(g=f.getSpacedPoints(a),b=!0,l=!1,v=f.computeFrenetFrames(a,!1),y=new Kn,x=new Kn,_=new Kn),l||(p=0,u=0,h=0,d=0);const M=t.extractPoints(s);let w=M.shape;const S=M.holes;if(!Dl.isClockWise(w)){w=w.reverse();for(let t=0,e=S.length;t<e;t++){const e=S[t];Dl.isClockWise(e)&&(S[t]=e.reverse())}}const A=Dl.triangulateShape(w,S),T=w;for(let t=0,e=S.length;t<e;t++){const e=S[t];w=w.concat(e)}function L(t,e,n){return e.clone().multiplyScalar(n).add(t)}const P=w.length,C=A.length;function E(t,e,n){let i,r,o;const s=t.x-e.x,a=t.y-e.y,c=n.x-t.x,l=n.y-t.y,u=s*s+a*a,h=s*l-a*c;if(Math.abs(h)>Number.EPSILON){const h=Math.sqrt(u),d=Math.sqrt(c*c+l*l),p=e.x-a/h,f=e.y+s/h,m=((n.x-l/d-p)*l-(n.y+c/d-f)*c)/(s*l-a*c);i=p+s*m-t.x,r=f+a*m-t.y;const g=i*i+r*r;if(g<=2)return new kn(i,r);o=Math.sqrt(g/2)}else{let t=!1;s>Number.EPSILON?c>Number.EPSILON&&(t=!0):s<-Number.EPSILON?c<-Number.EPSILON&&(t=!0):Math.sign(a)===Math.sign(l)&&(t=!0),t?(i=-a,r=s,o=Math.sqrt(u)):(i=s,r=a,o=Math.sqrt(u/2))}return new kn(i/o,r/o)}const O=[];for(let t=0,e=T.length,n=e-1,i=t+1;t<e;t++,n++,i++)n===e&&(n=0),i===e&&(i=0),O[t]=E(T[t],T[n],T[i]);const N=[];let I,D=O.concat();for(let t=0,e=S.length;t<e;t++){const e=S[t];I=[];for(let t=0,n=e.length,i=n-1,r=t+1;t<n;t++,i++,r++)i===n&&(i=0),r===n&&(r=0),I[t]=E(e[t],e[i],e[r]);N.push(I),D=D.concat(I)}for(let t=0;t<p;t++){const e=t/p,n=u*Math.cos(e*Math.PI/2),i=h*Math.sin(e*Math.PI/2)+d;for(let t=0,e=T.length;t<e;t++){const e=L(T[t],O[t],i);B(e.x,e.y,-n)}for(let t=0,e=S.length;t<e;t++){const e=S[t];I=N[t];for(let t=0,r=e.length;t<r;t++){const r=L(e[t],I[t],i);B(r.x,r.y,-n)}}}const R=h+d;for(let t=0;t<P;t++){const e=l?L(w[t],D[t],R):w[t];b?(x.copy(v.normals[0]).multiplyScalar(e.x),y.copy(v.binormals[0]).multiplyScalar(e.y),_.copy(g[0]).add(x).add(y),B(_.x,_.y,_.z)):B(e.x,e.y,0)}for(let t=1;t<=a;t++)for(let e=0;e<P;e++){const n=l?L(w[e],D[e],R):w[e];b?(x.copy(v.normals[t]).multiplyScalar(n.x),y.copy(v.binormals[t]).multiplyScalar(n.y),_.copy(g[t]).add(x).add(y),B(_.x,_.y,_.z)):B(n.x,n.y,c/a*t)}for(let t=p-1;t>=0;t--){const e=t/p,n=u*Math.cos(e*Math.PI/2),i=h*Math.sin(e*Math.PI/2)+d;for(let t=0,e=T.length;t<e;t++){const e=L(T[t],O[t],i);B(e.x,e.y,c+n)}for(let t=0,e=S.length;t<e;t++){const e=S[t];I=N[t];for(let t=0,r=e.length;t<r;t++){const r=L(e[t],I[t],i);b?B(r.x,r.y+g[a-1].y,g[a-1].x+n):B(r.x,r.y,c+n)}}}function z(t,e){let n=t.length;for(;--n>=0;){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=a+2*p;t<n;t++){const n=P*t,o=P*(t+1);U(e+i+n,e+r+n,e+r+o,e+i+o)}}}function B(t,e,n){o.push(t),o.push(e),o.push(n)}function F(t,e,r){G(t),G(e),G(r);const o=i.length/3,s=m.generateTopUV(n,i,o-3,o-2,o-1);k(s[0]),k(s[1]),k(s[2])}function U(t,e,r,o){G(t),G(e),G(o),G(e),G(r),G(o);const s=i.length/3,a=m.generateSideWallUV(n,i,s-6,s-3,s-2,s-1);k(a[0]),k(a[1]),k(a[3]),k(a[1]),k(a[2]),k(a[3])}function G(t){i.push(o[3*t+0]),i.push(o[3*t+1]),i.push(o[3*t+2])}function k(t){r.push(t.x),r.push(t.y)}!function(){const t=i.length/3;if(l){let t=0,e=P*t;for(let t=0;t<C;t++){const n=A[t];F(n[2]+e,n[1]+e,n[0]+e)}t=a+2*p,e=P*t;for(let t=0;t<C;t++){const n=A[t];F(n[0]+e,n[1]+e,n[2]+e)}}else{for(let t=0;t<C;t++){const e=A[t];F(e[2],e[1],e[0])}for(let t=0;t<C;t++){const e=A[t];F(e[0]+P*a,e[1]+P*a,e[2]+P*a)}}n.addGroup(t,i.length/3-t,0)}(),function(){const t=i.length/3;let e=0;z(T,e),e+=T.length;for(let t=0,n=S.length;t<n;t++){const n=S[t];z(n,e),e+=n.length}n.addGroup(t,i.length/3-t,1)}()}this.setAttribute("position",new Ir(i,3)),this.setAttribute("uv",new Ir(r,2)),this.computeVertexNormals()}toJSON(){const t=Wr.prototype.toJSON.call(this);return Gl(this.parameters.shapes,this.parameters.options,t)}}const Ul={generateTopUV:function(t,e,n,i,r){const o=e[3*n],s=e[3*n+1],a=e[3*i],c=e[3*i+1],l=e[3*r],u=e[3*r+1];return[new kn(o,s),new kn(a,c),new kn(l,u)]},generateSideWallUV:function(t,e,n,i,r,o){const s=e[3*n],a=e[3*n+1],c=e[3*n+2],l=e[3*i],u=e[3*i+1],h=e[3*i+2],d=e[3*r],p=e[3*r+1],f=e[3*r+2],m=e[3*o],g=e[3*o+1],v=e[3*o+2];return Math.abs(a-u)<.01?[new kn(s,1-c),new kn(l,1-h),new kn(d,1-f),new kn(m,1-v)]:[new kn(a,1-c),new kn(u,1-h),new kn(p,1-f),new kn(g,1-v)]}};function Gl(t,e,n){if(n.shapes=[],Array.isArray(t))for(let e=0,i=t.length;e<i;e++){const i=t[e];n.shapes.push(i.uuid)}else n.shapes.push(t.uuid);return void 0!==e.extrudePath&&(n.options.extrudePath=e.extrudePath.toJSON()),n}class kl extends go{constructor(t,e){super(),this.type="TextGeometry",this.parameters={text:t,parameters:e},this.fromBufferGeometry(new Vl(t,e)),this.mergeVertices()}}class Vl extends Fl{constructor(t,e){const n=(e=e||{}).font;if(!n||!n.isFont)return new go;const i=n.generateShapes(t,e.size);e.depth=void 0!==e.height?e.height:50,void 0===e.bevelThickness&&(e.bevelThickness=10),void 0===e.bevelSize&&(e.bevelSize=8),void 0===e.bevelEnabled&&(e.bevelEnabled=!1),super(i,e),this.type="TextBufferGeometry"}}class jl extends go{constructor(t,e,n,i,r,o,s){super(),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:o,thetaLength:s},this.fromBufferGeometry(new Wl(t,e,n,i,r,o,s)),this.mergeVertices()}}class Wl extends Wr{constructor(t,e,n,i,r,o,s){super(),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:o,thetaLength:s},t=t||1,e=Math.max(3,Math.floor(e)||8),n=Math.max(2,Math.floor(n)||6),i=void 0!==i?i:0,r=void 0!==r?r:2*Math.PI,o=void 0!==o?o:0,s=void 0!==s?s:Math.PI;const a=Math.min(o+s,Math.PI);let c=0;const l=[],u=new Kn,h=new Kn,d=[],p=[],f=[],m=[];for(let d=0;d<=n;d++){const g=[],v=d/n;let y=0;0==d&&0==o?y=.5/e:d==n&&a==Math.PI&&(y=-.5/e);for(let n=0;n<=e;n++){const a=n/e;u.x=-t*Math.cos(i+a*r)*Math.sin(o+v*s),u.y=t*Math.cos(o+v*s),u.z=t*Math.sin(i+a*r)*Math.sin(o+v*s),p.push(u.x,u.y,u.z),h.copy(u).normalize(),f.push(h.x,h.y,h.z),m.push(a+y,1-v),g.push(c++)}l.push(g)}for(let t=0;t<n;t++)for(let i=0;i<e;i++){const e=l[t][i+1],r=l[t][i],s=l[t+1][i],c=l[t+1][i+1];(0!==t||o>0)&&d.push(e,r,c),(t!==n-1||a<Math.PI)&&d.push(r,s,c)}this.setIndex(d),this.setAttribute("position",new Ir(p,3)),this.setAttribute("normal",new Ir(f,3)),this.setAttribute("uv",new Ir(m,2))}}class Hl extends go{constructor(t,e,n,i,r,o){super(),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:o},this.fromBufferGeometry(new ql(t,e,n,i,r,o)),this.mergeVertices()}}class ql extends Wr{constructor(t,e,n,i,r,o){super(),this.type="RingBufferGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:o},t=t||.5,e=e||1,r=void 0!==r?r:0,o=void 0!==o?o:2*Math.PI,n=void 0!==n?Math.max(3,n):8;const s=[],a=[],c=[],l=[];let u=t;const h=(e-t)/(i=void 0!==i?Math.max(1,i):1),d=new Kn,p=new kn;for(let t=0;t<=i;t++){for(let t=0;t<=n;t++){const i=r+t/n*o;d.x=u*Math.cos(i),d.y=u*Math.sin(i),a.push(d.x,d.y,d.z),c.push(0,0,1),p.x=(d.x/e+1)/2,p.y=(d.y/e+1)/2,l.push(p.x,p.y)}u+=h}for(let t=0;t<i;t++){const e=t*(n+1);for(let t=0;t<n;t++){const i=t+e,r=i,o=i+n+1,a=i+n+2,c=i+1;s.push(r,o,c),s.push(o,a,c)}}this.setIndex(s),this.setAttribute("position",new Ir(a,3)),this.setAttribute("normal",new Ir(c,3)),this.setAttribute("uv",new Ir(l,2))}}class Xl extends go{constructor(t,e,n,i){super(),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},this.fromBufferGeometry(new Yl(t,e,n,i)),this.mergeVertices()}}class Yl extends Wr{constructor(t,e,n,i){super(),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},e=Math.floor(e)||12,n=n||0,i=i||2*Math.PI,i=Gn.clamp(i,0,2*Math.PI);const r=[],o=[],s=[],a=1/e,c=new Kn,l=new kn;for(let r=0;r<=e;r++){const u=n+r*a*i,h=Math.sin(u),d=Math.cos(u);for(let n=0;n<=t.length-1;n++)c.x=t[n].x*h,c.y=t[n].y,c.z=t[n].x*d,o.push(c.x,c.y,c.z),l.x=r/e,l.y=n/(t.length-1),s.push(l.x,l.y)}for(let n=0;n<e;n++)for(let e=0;e<t.length-1;e++){const i=e+n*t.length,o=i,s=i+t.length,a=i+t.length+1,c=i+1;r.push(o,s,c),r.push(s,a,c)}if(this.setIndex(r),this.setAttribute("position",new Ir(o,3)),this.setAttribute("uv",new Ir(s,2)),this.computeVertexNormals(),i===2*Math.PI){const n=this.attributes.normal.array,i=new Kn,r=new Kn,o=new Kn,s=e*t.length*3;for(let e=0,a=0;e<t.length;e++,a+=3)i.x=n[a+0],i.y=n[a+1],i.z=n[a+2],r.x=n[s+a+0],r.y=n[s+a+1],r.z=n[s+a+2],o.addVectors(i,r).normalize(),n[a+0]=n[s+a+0]=o.x,n[a+1]=n[s+a+1]=o.y,n[a+2]=n[s+a+2]=o.z}}}class Zl extends go{constructor(t,e){super(),this.type="ShapeGeometry","object"==typeof e&&(e=e.curveSegments),this.parameters={shapes:t,curveSegments:e},this.fromBufferGeometry(new Jl(t,e)),this.mergeVertices()}toJSON(){const t=go.prototype.toJSON.call(this);return Kl(this.parameters.shapes,t)}}class Jl extends Wr{constructor(t,e){super(),this.type="ShapeBufferGeometry",this.parameters={shapes:t,curveSegments:e},e=e||12;const n=[],i=[],r=[],o=[];let s=0,a=0;if(!1===Array.isArray(t))c(t);else for(let e=0;e<t.length;e++)c(t[e]),this.addGroup(s,a,e),s+=a,a=0;function c(t){const s=i.length/3,c=t.extractPoints(e);let l=c.shape;const u=c.holes;!1===Dl.isClockWise(l)&&(l=l.reverse());for(let t=0,e=u.length;t<e;t++){const e=u[t];!0===Dl.isClockWise(e)&&(u[t]=e.reverse())}const h=Dl.triangulateShape(l,u);for(let t=0,e=u.length;t<e;t++){const e=u[t];l=l.concat(e)}for(let t=0,e=l.length;t<e;t++){const e=l[t];i.push(e.x,e.y,0),r.push(0,0,1),o.push(e.x,e.y)}for(let t=0,e=h.length;t<e;t++){const e=h[t],i=e[0]+s,r=e[1]+s,o=e[2]+s;n.push(i,r,o),a+=3}}this.setIndex(n),this.setAttribute("position",new Ir(i,3)),this.setAttribute("normal",new Ir(r,3)),this.setAttribute("uv",new Ir(o,2))}toJSON(){const t=Wr.prototype.toJSON.call(this);return Kl(this.parameters.shapes,t)}}function Kl(t,e){if(e.shapes=[],Array.isArray(t))for(let n=0,i=t.length;n<i;n++){const i=t[n];e.shapes.push(i.uuid)}else e.shapes.push(t.uuid);return e}class Ql extends Wr{constructor(t,e){super(),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1;const n=[],i=Math.cos(Gn.DEG2RAD*e),r=[0,0],o={};let s,a,c;const l=["a","b","c"];let u;t.isBufferGeometry?(u=new go,u.fromBufferGeometry(t)):u=t.clone(),u.mergeVertices(),u.computeFaceNormals();const h=u.vertices,d=u.faces;for(let t=0,e=d.length;t<e;t++){const e=d[t];for(let n=0;n<3;n++)s=e[l[n]],a=e[l[(n+1)%3]],r[0]=Math.min(s,a),r[1]=Math.max(s,a),c=r[0]+","+r[1],void 0===o[c]?o[c]={index1:r[0],index2:r[1],face1:t,face2:void 0}:o[c].face2=t}for(c in o){const t=o[c];if(void 0===t.face2||d[t.face1].normal.dot(d[t.face2].normal)<=i){let e=h[t.index1];n.push(e.x,e.y,e.z),e=h[t.index2],n.push(e.x,e.y,e.z)}}this.setAttribute("position",new Ir(n,3))}}class $l extends go{constructor(t,e,n,i,r,o,s,a){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:o,thetaStart:s,thetaLength:a},this.fromBufferGeometry(new tu(t,e,n,i,r,o,s,a)),this.mergeVertices()}}class tu extends Wr{constructor(t,e,n,i,r,o,s,a){super(),this.type="CylinderBufferGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:o,thetaStart:s,thetaLength:a};const c=this;t=void 0!==t?t:1,e=void 0!==e?e:1,n=n||1,i=Math.floor(i)||8,r=Math.floor(r)||1,o=void 0!==o&&o,s=void 0!==s?s:0,a=void 0!==a?a:2*Math.PI;const l=[],u=[],h=[],d=[];let p=0;const f=[],m=n/2;let g=0;function v(n){const r=p,o=new kn,f=new Kn;let v=0;const y=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)u.push(0,m*x,0),h.push(0,x,0),d.push(.5,.5),p++;const _=p;for(let t=0;t<=i;t++){const e=t/i*a+s,n=Math.cos(e),r=Math.sin(e);f.x=y*r,f.y=m*x,f.z=y*n,u.push(f.x,f.y,f.z),h.push(0,x,0),o.x=.5*n+.5,o.y=.5*r*x+.5,d.push(o.x,o.y),p++}for(let t=0;t<i;t++){const e=r+t,i=_+t;!0===n?l.push(i,i+1,e):l.push(i+1,i,e),v+=3}c.addGroup(g,v,!0===n?1:2),g+=v}!function(){const o=new Kn,v=new Kn;let y=0;const x=(e-t)/n;for(let c=0;c<=r;c++){const l=[],g=c/r,y=g*(e-t)+t;for(let t=0;t<=i;t++){const e=t/i,r=e*a+s,c=Math.sin(r),f=Math.cos(r);v.x=y*c,v.y=-g*n+m,v.z=y*f,u.push(v.x,v.y,v.z),o.set(c,x,f).normalize(),h.push(o.x,o.y,o.z),d.push(e,1-g),l.push(p++)}f.push(l)}for(let t=0;t<i;t++)for(let e=0;e<r;e++){const n=f[e][t],i=f[e+1][t],r=f[e+1][t+1],o=f[e][t+1];l.push(n,i,o),l.push(i,r,o),y+=6}c.addGroup(g,y,0),g+=y}(),!1===o&&(t>0&&v(!0),e>0&&v(!1)),this.setIndex(l),this.setAttribute("position",new Ir(u,3)),this.setAttribute("normal",new Ir(h,3)),this.setAttribute("uv",new Ir(d,2))}}class eu extends $l{constructor(t,e,n,i,r,o,s){super(0,t,e,n,i,r,o,s),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:o,thetaLength:s}}}class nu extends tu{constructor(t,e,n,i,r,o,s){super(0,t,e,n,i,r,o,s),this.type="ConeBufferGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:o,thetaLength:s}}}class iu extends go{constructor(t,e,n,i){super(),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},this.fromBufferGeometry(new ru(t,e,n,i)),this.mergeVertices()}}class ru extends Wr{constructor(t,e,n,i){super(),this.type="CircleBufferGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},t=t||1,e=void 0!==e?Math.max(3,e):8,n=void 0!==n?n:0,i=void 0!==i?i:2*Math.PI;const r=[],o=[],s=[],a=[],c=new Kn,l=new kn;o.push(0,0,0),s.push(0,0,1),a.push(.5,.5);for(let r=0,u=3;r<=e;r++,u+=3){const h=n+r/e*i;c.x=t*Math.cos(h),c.y=t*Math.sin(h),o.push(c.x,c.y,c.z),s.push(0,0,1),l.x=(o[u]/t+1)/2,l.y=(o[u+1]/t+1)/2,a.push(l.x,l.y)}for(let t=1;t<=e;t++)r.push(t,t+1,0);this.setIndex(r),this.setAttribute("position",new Ir(o,3)),this.setAttribute("normal",new Ir(s,3)),this.setAttribute("uv",new Ir(a,2))}}var ou=Object.freeze({__proto__:null,WireframeGeometry:Wc,ParametricGeometry:Hc,ParametricBufferGeometry:qc,TetrahedronGeometry:Zc,TetrahedronBufferGeometry:Jc,OctahedronGeometry:Kc,OctahedronBufferGeometry:Qc,IcosahedronGeometry:$c,IcosahedronBufferGeometry:tl,DodecahedronGeometry:el,DodecahedronBufferGeometry:nl,PolyhedronGeometry:Xc,PolyhedronBufferGeometry:Yc,TubeGeometry:il,TubeBufferGeometry:rl,TorusKnotGeometry:ol,TorusKnotBufferGeometry:sl,TorusGeometry:al,TorusBufferGeometry:cl,TextGeometry:kl,TextBufferGeometry:Vl,SphereGeometry:jl,SphereBufferGeometry:Wl,RingGeometry:Hl,RingBufferGeometry:ql,PlaneGeometry:Io,PlaneBufferGeometry:Do,LatheGeometry:Xl,LatheBufferGeometry:Yl,ShapeGeometry:Zl,ShapeBufferGeometry:Jl,ExtrudeGeometry:Bl,ExtrudeBufferGeometry:Fl,EdgesGeometry:Ql,ConeGeometry:eu,ConeBufferGeometry:nu,CylinderGeometry:$l,CylinderBufferGeometry:tu,CircleGeometry:iu,CircleBufferGeometry:ru,BoxGeometry:vo,BoxBufferGeometry:yo});function su(t){br.call(this),this.type="ShadowMaterial",this.color=new yr(0),this.transparent=!0,this.setValues(t)}function au(t){Mo.call(this,t),this.type="RawShaderMaterial"}function cu(t){br.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new yr(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 yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cn,this.normalScale=new kn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.vertexTangents=!1,this.setValues(t)}function lu(t){cu.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new kn(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,this.sheen=null,this.transmission=0,this.transmissionMap=null,this.setValues(t)}function uu(t){br.call(this),this.type="MeshPhongMaterial",this.color=new yr(16777215),this.specular=new yr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cn,this.normalScale=new kn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=J,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function hu(t){br.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new yr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cn,this.normalScale=new kn(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.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function du(t){br.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cn,this.normalScale=new kn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function pu(t){br.call(this),this.type="MeshLambertMaterial",this.color=new yr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=J,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function fu(t){br.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new yr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cn,this.normalScale=new kn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function mu(t){Mc.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}su.prototype=Object.create(br.prototype),su.prototype.constructor=su,su.prototype.isShadowMaterial=!0,su.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this},au.prototype=Object.create(Mo.prototype),au.prototype.constructor=au,au.prototype.isRawShaderMaterial=!0,cu.prototype=Object.create(br.prototype),cu.prototype.constructor=cu,cu.prototype.isMeshStandardMaterial=!0,cu.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.vertexTangents=t.vertexTangents,this},lu.prototype=Object.create(cu.prototype),lu.prototype.constructor=lu,lu.prototype.isMeshPhysicalMaterial=!0,lu.prototype.copy=function(t){return cu.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.reflectivity=t.reflectivity,t.sheen?this.sheen=(this.sheen||new yr).copy(t.sheen):this.sheen=null,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this},uu.prototype=Object.create(br.prototype),uu.prototype.constructor=uu,uu.prototype.isMeshPhongMaterial=!0,uu.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},hu.prototype=Object.create(br.prototype),hu.prototype.constructor=hu,hu.prototype.isMeshToonMaterial=!0,hu.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},du.prototype=Object.create(br.prototype),du.prototype.constructor=du,du.prototype.isMeshNormalMaterial=!0,du.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},pu.prototype=Object.create(br.prototype),pu.prototype.constructor=pu,pu.prototype.isMeshLambertMaterial=!0,pu.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},fu.prototype=Object.create(br.prototype),fu.prototype.constructor=fu,fu.prototype.isMeshMatcapMaterial=!0,fu.prototype.copy=function(t){return br.prototype.copy.call(this,t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},mu.prototype=Object.create(Mc.prototype),mu.prototype.constructor=mu,mu.prototype.isLineDashedMaterial=!0,mu.prototype.copy=function(t){return Mc.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var gu=Object.freeze({__proto__:null,ShadowMaterial:su,SpriteMaterial:Xa,RawShaderMaterial:au,ShaderMaterial:Mo,PointsMaterial:Ic,MeshPhysicalMaterial:lu,MeshStandardMaterial:cu,MeshPhongMaterial:uu,MeshToonMaterial:hu,MeshNormalMaterial:du,MeshLambertMaterial:pu,MeshDepthMaterial:Pa,MeshDistanceMaterial:Ca,MeshBasicMaterial:Mr,MeshMatcapMaterial:fu,LineDashedMaterial:mu,LineBasicMaterial:Mc,Material:br});const vu={arraySlice:function(t,e,n){return vu.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){const e=t.length,n=new Array(e);for(let t=0;t!==e;++t)n[t]=t;return n.sort((function(e,n){return t[e]-t[n]})),n},sortedArray:function(t,e,n){const i=t.length,r=new t.constructor(i);for(let o=0,s=0;s!==i;++o){const 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Jn).fromArray(d).normalize().conjugate().toArray(d)}const p=s.times.length;for(let t=0;t<p;++t){const e=t*u+l;if("quaternion"===r)Jn.multiplyQuaternionsFlat(s.values,e,d,0,s.values,e);else{const t=u-2*l;for(let n=0;n<t;++n)s.values[e+n]-=d[n]}}}return t.blendMode=Xe,t}};function yu(t,e,n,i){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new e.constructor(n),this.sampleValues=e,this.valueSize=n}function xu(t,e,n,i){yu.call(this,t,e,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0}function _u(t,e,n,i){yu.call(this,t,e,n,i)}function bu(t,e,n,i){yu.call(this,t,e,n,i)}function Mu(t,e,n,i){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named 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n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,r,t)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,t,i)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i;for(let t=0;t!==i;++t)e[t]=n[r+t];return e},interpolate_:function(){throw new Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(yu.prototype,{beforeStart_:yu.prototype.copySampleValue_,afterEnd_:yu.prototype.copySampleValue_}),xu.prototype=Object.assign(Object.create(yu.prototype),{constructor:xu,DefaultSettings_:{endingStart:je,endingEnd:je},intervalChanged_:function(t,e,n){const i=this.parameterPositions;let r=t-2,o=t+1,s=i[r],a=i[o];if(void 0===s)switch(this.getSettings_().endingStart){case We:r=t,s=2*e-n;break;case He:r=i.length-2,s=e+i[r]-i[r+1];break;default:r=t,s=n}if(void 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0!==n.wrapT?n.wrapT:pt,o.magFilter=void 0!==n.magFilter?n.magFilter:_t,o.minFilter=void 0!==n.minFilter?n.minFilter:_t,o.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.format&&(o.format=n.format),void 0!==n.type&&(o.type=n.type),void 0!==n.mipmaps&&(o.mipmaps=n.mipmaps,o.minFilter=wt),1===n.mipmapCount&&(o.minFilter=_t),o.needsUpdate=!0,e&&e(o,n))}),n,i),o}}),ju.prototype=Object.assign(Object.create(Ru.prototype),{constructor:ju,load:function(t,e,n,i){const r=new qn,o=new Gu(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(t,(function(n){r.image=n;const i=t.search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/);r.format=i?Ft:Ut,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}),Object.assign(Wu.prototype,{getPoint:function(){return null},getPointAt:function(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)},getPoints:function(t){void 0===t&&(t=5);const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){void 0===t&&(t=5);const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){const t=this.getLengths();return t[t.length-1]},getLengths:function(t){if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let o=1;o<=t;o++)n=this.getPoint(o/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){const n=this.getLengths();let i=0;const r=n.length;let o;o=e||t*n[r-1];let s,a=0,c=r-1;for(;a<=c;)if(i=Math.floor(a+(c-a)/2),s=n[i]-o,s<0)a=i+1;else{if(!(s>0)){c=i;break}c=i-1}if(i=c,n[i]===o)return i/(r-1);const l=n[i];return(i+(o-l)/(n[i+1]-l))/(r-1)},getTangent:function(t,e){let n=t-1e-4,i=t+1e-4;n<0&&(n=0),i>1&&(i=1);const r=this.getPoint(n),o=this.getPoint(i),s=e||(r.isVector2?new kn:new Kn);return s.copy(o).sub(r).normalize(),s},getTangentAt:function(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)},computeFrenetFrames:function(t,e){const n=new Kn,i=[],r=[],o=[],s=new Kn,a=new Ai;for(let e=0;e<=t;e++){const n=e/t;i[e]=this.getTangentAt(n,new Kn),i[e].normalize()}r[0]=new Kn,o[0]=new Kn;let c=Number.MAX_VALUE;const l=Math.abs(i[0].x),u=Math.abs(i[0].y),h=Math.abs(i[0].z);l<=c&&(c=l,n.set(1,0,0)),u<=c&&(c=u,n.set(0,1,0)),h<=c&&n.set(0,0,1),s.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],s),o[0].crossVectors(i[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),o[e]=o[e-1].clone(),s.crossVectors(i[e-1],i[e]),s.length()>Number.EPSILON){s.normalize();const t=Math.acos(Gn.clamp(i[e-1].dot(i[e]),-1,1));r[e].applyMatrix4(a.makeRotationAxis(s,t))}o[e].crossVectors(i[e],r[e])}if(!0===e){let e=Math.acos(Gn.clamp(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(s.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(a.makeRotationAxis(i[n],e*n)),o[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:o}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),Hu.prototype=Object.create(Wu.prototype),Hu.prototype.constructor=Hu,Hu.prototype.isEllipseCurve=!0,Hu.prototype.getPoint=function(t,e){const n=e||new kn,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const o=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=o?0:i),!0!==this.aClockwise||o||(r===i?r=-i:r-=i);const s=this.aStartAngle+t*r;let a=this.aX+this.xRadius*Math.cos(s),c=this.aY+this.yRadius*Math.sin(s);if(0!==this.aRotation){const t=Math.cos(this.aRotation),e=Math.sin(this.aRotation),n=a-this.aX,i=c-this.aY;a=n*t-i*e+this.aX,c=n*e+i*t+this.aY}return n.set(a,c)},Hu.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},Hu.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t},Hu.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},qu.prototype=Object.create(Hu.prototype),qu.prototype.constructor=qu,qu.prototype.isArcCurve=!0;const Yu=new Kn,Zu=new Xu,Ju=new Xu,Ku=new Xu;function Qu(t,e,n,i){Wu.call(this),this.type="CatmullRomCurve3",this.points=t||[],this.closed=e||!1,this.curveType=n||"centripetal",this.tension=void 0!==i?i:.5}function $u(t,e,n,i,r){const o=.5*(i-e),s=.5*(r-n),a=t*t;return(2*n-2*i+o+s)*(t*a)+(-3*n+3*i-2*o-s)*a+o*t+n}function th(t,e,n,i){return function(t,e){const n=1-t;return n*n*e}(t,e)+function(t,e){return 2*(1-t)*t*e}(t,n)+function(t,e){return t*t*e}(t,i)}function eh(t,e,n,i,r){return function(t,e){const n=1-t;return n*n*n*e}(t,e)+function(t,e){const n=1-t;return 3*n*n*t*e}(t,n)+function(t,e){return 3*(1-t)*t*t*e}(t,i)+function(t,e){return t*t*t*e}(t,r)}function nh(t,e,n,i){Wu.call(this),this.type="CubicBezierCurve",this.v0=t||new kn,this.v1=e||new kn,this.v2=n||new kn,this.v3=i||new kn}function ih(t,e,n,i){Wu.call(this),this.type="CubicBezierCurve3",this.v0=t||new Kn,this.v1=e||new Kn,this.v2=n||new Kn,this.v3=i||new Kn}function rh(t,e){Wu.call(this),this.type="LineCurve",this.v1=t||new kn,this.v2=e||new kn}function oh(t,e){Wu.call(this),this.type="LineCurve3",this.v1=t||new Kn,this.v2=e||new Kn}function sh(t,e,n){Wu.call(this),this.type="QuadraticBezierCurve",this.v0=t||new kn,this.v1=e||new kn,this.v2=n||new kn}function ah(t,e,n){Wu.call(this),this.type="QuadraticBezierCurve3",this.v0=t||new Kn,this.v1=e||new Kn,this.v2=n||new Kn}function ch(t){Wu.call(this),this.type="SplineCurve",this.points=t||[]}Qu.prototype=Object.create(Wu.prototype),Qu.prototype.constructor=Qu,Qu.prototype.isCatmullRomCurve3=!0,Qu.prototype.getPoint=function(t,e){const n=e||new Kn,i=this.points,r=i.length,o=(r-(this.closed?0:1))*t;let s,a,c=Math.floor(o),l=o-c;this.closed?c+=c>0?0:(Math.floor(Math.abs(c)/r)+1)*r:0===l&&c===r-1&&(c=r-2,l=1),this.closed||c>0?s=i[(c-1)%r]:(Yu.subVectors(i[0],i[1]).add(i[0]),s=Yu);const u=i[c%r],h=i[(c+1)%r];if(this.closed||c+2<r?a=i[(c+2)%r]:(Yu.subVectors(i[r-1],i[r-2]).add(i[r-1]),a=Yu),"centripetal"===this.curveType||"chordal"===this.curveType){const t="chordal"===this.curveType?.5:.25;let e=Math.pow(s.distanceToSquared(u),t),n=Math.pow(u.distanceToSquared(h),t),i=Math.pow(h.distanceToSquared(a),t);n<1e-4&&(n=1),e<1e-4&&(e=n),i<1e-4&&(i=n),Zu.initNonuniformCatmullRom(s.x,u.x,h.x,a.x,e,n,i),Ju.initNonuniformCatmullRom(s.y,u.y,h.y,a.y,e,n,i),Ku.initNonuniformCatmullRom(s.z,u.z,h.z,a.z,e,n,i)}else"catmullrom"===this.curveType&&(Zu.initCatmullRom(s.x,u.x,h.x,a.x,this.tension),Ju.initCatmullRom(s.y,u.y,h.y,a.y,this.tension),Ku.initCatmullRom(s.z,u.z,h.z,a.z,this.tension));return n.set(Zu.calc(l),Ju.calc(l),Ku.calc(l)),n},Qu.prototype.copy=function(t){Wu.prototype.copy.call(this,t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push(n.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},Qu.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);t.points=[];for(let e=0,n=this.points.length;e<n;e++){const n=this.points[e];t.points.push(n.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t},Qu.prototype.fromJSON=function(t){Wu.prototype.fromJSON.call(this,t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push((new Kn).fromArray(n))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},nh.prototype=Object.create(Wu.prototype),nh.prototype.constructor=nh,nh.prototype.isCubicBezierCurve=!0,nh.prototype.getPoint=function(t,e){const n=e||new kn,i=this.v0,r=this.v1,o=this.v2,s=this.v3;return n.set(eh(t,i.x,r.x,o.x,s.x),eh(t,i.y,r.y,o.y,s.y)),n},nh.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},nh.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},nh.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},ih.prototype=Object.create(Wu.prototype),ih.prototype.constructor=ih,ih.prototype.isCubicBezierCurve3=!0,ih.prototype.getPoint=function(t,e){const n=e||new Kn,i=this.v0,r=this.v1,o=this.v2,s=this.v3;return n.set(eh(t,i.x,r.x,o.x,s.x),eh(t,i.y,r.y,o.y,s.y),eh(t,i.z,r.z,o.z,s.z)),n},ih.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},ih.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},ih.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},rh.prototype=Object.create(Wu.prototype),rh.prototype.constructor=rh,rh.prototype.isLineCurve=!0,rh.prototype.getPoint=function(t,e){const n=e||new kn;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},rh.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},rh.prototype.getTangent=function(t,e){const n=e||new kn;return n.copy(this.v2).sub(this.v1).normalize(),n},rh.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},rh.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},rh.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},oh.prototype=Object.create(Wu.prototype),oh.prototype.constructor=oh,oh.prototype.isLineCurve3=!0,oh.prototype.getPoint=function(t,e){const n=e||new Kn;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},oh.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},oh.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},oh.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},oh.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},sh.prototype=Object.create(Wu.prototype),sh.prototype.constructor=sh,sh.prototype.isQuadraticBezierCurve=!0,sh.prototype.getPoint=function(t,e){const n=e||new kn,i=this.v0,r=this.v1,o=this.v2;return n.set(th(t,i.x,r.x,o.x),th(t,i.y,r.y,o.y)),n},sh.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},sh.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},sh.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},ah.prototype=Object.create(Wu.prototype),ah.prototype.constructor=ah,ah.prototype.isQuadraticBezierCurve3=!0,ah.prototype.getPoint=function(t,e){const n=e||new Kn,i=this.v0,r=this.v1,o=this.v2;return n.set(th(t,i.x,r.x,o.x),th(t,i.y,r.y,o.y),th(t,i.z,r.z,o.z)),n},ah.prototype.copy=function(t){return Wu.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},ah.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},ah.prototype.fromJSON=function(t){return Wu.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},ch.prototype=Object.create(Wu.prototype),ch.prototype.constructor=ch,ch.prototype.isSplineCurve=!0,ch.prototype.getPoint=function(t,e){const n=e||new kn,i=this.points,r=(i.length-1)*t,o=Math.floor(r),s=r-o,a=i[0===o?o:o-1],c=i[o],l=i[o>i.length-2?i.length-1:o+1],u=i[o>i.length-3?i.length-1:o+2];return n.set($u(s,a.x,c.x,l.x,u.x),$u(s,a.y,c.y,l.y,u.y)),n},ch.prototype.copy=function(t){Wu.prototype.copy.call(this,t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push(n.clone())}return this},ch.prototype.toJSON=function(){const t=Wu.prototype.toJSON.call(this);t.points=[];for(let e=0,n=this.points.length;e<n;e++){const n=this.points[e];t.points.push(n.toArray())}return t},ch.prototype.fromJSON=function(t){Wu.prototype.fromJSON.call(this,t),this.points=[];for(let e=0,n=t.points.length;e<n;e++){const n=t.points[e];this.points.push((new kn).fromArray(n))}return this};var lh=Object.freeze({__proto__:null,ArcCurve:qu,CatmullRomCurve3:Qu,CubicBezierCurve:nh,CubicBezierCurve3:ih,EllipseCurve:Hu,LineCurve:rh,LineCurve3:oh,QuadraticBezierCurve:sh,QuadraticBezierCurve3:ah,SplineCurve:ch});function uh(){Wu.call(this),this.type="CurvePath",this.curves=[],this.autoClose=!1}function hh(t){uh.call(this),this.type="Path",this.currentPoint=new kn,t&&this.setFromPoints(t)}function dh(t){hh.call(this,t),this.uuid=Gn.generateUUID(),this.type="Shape",this.holes=[]}function ph(t,e){Ji.call(this),this.type="Light",this.color=new yr(t),this.intensity=void 0!==e?e:1,this.receiveShadow=void 0}function fh(t,e,n){ph.call(this,t,n),this.type="HemisphereLight",this.castShadow=void 0,this.position.copy(Ji.DefaultUp),this.updateMatrix(),this.groundColor=new yr(e)}function mh(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.mapSize=new kn(512,512),this.map=null,this.mapPass=null,this.matrix=new Ai,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Eo,this._frameExtents=new kn(1,1),this._viewportCount=1,this._viewports=[new Xn(0,0,1,1)]}function gh(){mh.call(this,new So(50,1,.5,500))}function vh(t,e,n,i,r,o){ph.call(this,t,e),this.type="SpotLight",this.position.copy(Ji.DefaultUp),this.updateMatrix(),this.target=new Ji,Object.defineProperty(this,"power",{get:function(){return this.intensity*Math.PI},set:function(t){this.intensity=t/Math.PI}}),this.distance=void 0!==n?n:0,this.angle=void 0!==i?i:Math.PI/3,this.penumbra=void 0!==r?r:0,this.decay=void 0!==o?o:1,this.shadow=new gh}function yh(){mh.call(this,new So(90,1,.5,500)),this._frameExtents=new kn(4,2),this._viewportCount=6,this._viewports=[new Xn(2,1,1,1),new Xn(0,1,1,1),new Xn(3,1,1,1),new Xn(1,1,1,1),new Xn(3,0,1,1),new Xn(1,0,1,1)],this._cubeDirections=[new Kn(1,0,0),new Kn(-1,0,0),new Kn(0,0,1),new Kn(0,0,-1),new Kn(0,1,0),new Kn(0,-1,0)],this._cubeUps=[new Kn(0,1,0),new Kn(0,1,0),new Kn(0,1,0),new Kn(0,1,0),new Kn(0,0,1),new Kn(0,0,-1)]}function xh(t,e,n,i){ph.call(this,t,e),this.type="PointLight",Object.defineProperty(this,"power",{get:function(){return 4*this.intensity*Math.PI},set:function(t){this.intensity=t/(4*Math.PI)}}),this.distance=void 0!==n?n:0,this.decay=void 0!==i?i:1,this.shadow=new yh}function _h(t,e,n,i,r,o){wo.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=void 0!==t?t:-1,this.right=void 0!==e?e:1,this.top=void 0!==n?n:1,this.bottom=void 0!==i?i:-1,this.near=void 0!==r?r:.1,this.far=void 0!==o?o:2e3,this.updateProjectionMatrix()}function bh(){mh.call(this,new _h(-5,5,5,-5,.5,500))}function Mh(t,e){ph.call(this,t,e),this.type="DirectionalLight",this.position.copy(Ji.DefaultUp),this.updateMatrix(),this.target=new Ji,this.shadow=new bh}function wh(t,e){ph.call(this,t,e),this.type="AmbientLight",this.castShadow=void 0}function Sh(t,e,n,i){ph.call(this,t,e),this.type="RectAreaLight",this.width=void 0!==n?n:10,this.height=void 0!==i?i:10}uh.prototype=Object.assign(Object.create(Wu.prototype),{constructor:uh,add:function(t){this.curves.push(t)},closePath:function(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new rh(e,t))},getPoint:function(t){const e=t*this.getLength(),n=this.getCurveLengths();let i=0;for(;i<n.length;){if(n[i]>=e){const t=n[i]-e,r=this.curves[i],o=r.getLength(),s=0===o?0:1-t/o;return r.getPointAt(s)}i++}return null},getLength:function(){const t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){void 0===t&&(t=40);const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){t=t||12;const e=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const o=r[i],s=o&&o.isEllipseCurve?2*t:o&&(o.isLineCurve||o.isLineCurve3)?1:o&&o.isSplineCurve?t*o.points.length:t,a=o.getPoints(s);for(let t=0;t<a.length;t++){const i=a[t];n&&n.equals(i)||(e.push(i),n=i)}}return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e},copy:function(t){Wu.prototype.copy.call(this,t),this.curves=[];for(let e=0,n=t.curves.length;e<n;e++){const n=t.curves[e];this.curves.push(n.clone())}return this.autoClose=t.autoClose,this},toJSON:function(){const t=Wu.prototype.toJSON.call(this);t.autoClose=this.autoClose,t.curves=[];for(let e=0,n=this.curves.length;e<n;e++){const n=this.curves[e];t.curves.push(n.toJSON())}return t},fromJSON:function(t){Wu.prototype.fromJSON.call(this,t),this.autoClose=t.autoClose,this.curves=[];for(let e=0,n=t.curves.length;e<n;e++){const n=t.curves[e];this.curves.push((new lh[n.type]).fromJSON(n))}return this}}),hh.prototype=Object.assign(Object.create(uh.prototype),{constructor:hh,setFromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(let e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y);return this},moveTo:function(t,e){return this.currentPoint.set(t,e),this},lineTo:function(t,e){const n=new rh(this.currentPoint.clone(),new kn(t,e));return this.curves.push(n),this.currentPoint.set(t,e),this},quadraticCurveTo:function(t,e,n,i){const r=new sh(this.currentPoint.clone(),new kn(t,e),new kn(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this},bezierCurveTo:function(t,e,n,i,r,o){const s=new nh(this.currentPoint.clone(),new kn(t,e),new kn(n,i),new kn(r,o));return this.curves.push(s),this.currentPoint.set(r,o),this},splineThru:function(t){const e=new ch([this.currentPoint.clone()].concat(t));return this.curves.push(e),this.currentPoint.copy(t[t.length-1]),this},arc:function(t,e,n,i,r,o){const s=this.currentPoint.x,a=this.currentPoint.y;return this.absarc(t+s,e+a,n,i,r,o),this},absarc:function(t,e,n,i,r,o){return this.absellipse(t,e,n,n,i,r,o),this},ellipse:function(t,e,n,i,r,o,s,a){const c=this.currentPoint.x,l=this.currentPoint.y;return this.absellipse(t+c,e+l,n,i,r,o,s,a),this},absellipse:function(t,e,n,i,r,o,s,a){const c=new Hu(t,e,n,i,r,o,s,a);if(this.curves.length>0){const t=c.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(c);const l=c.getPoint(1);return this.currentPoint.copy(l),this},copy:function(t){return uh.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){const t=uh.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return uh.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),dh.prototype=Object.assign(Object.create(hh.prototype),{constructor:dh,getPointsHoles:function(t){const e=[];for(let n=0,i=this.holes.length;n<i;n++)e[n]=this.holes[n].getPoints(t);return e},extractPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},copy:function(t){hh.prototype.copy.call(this,t),this.holes=[];for(let e=0,n=t.holes.length;e<n;e++){const n=t.holes[e];this.holes.push(n.clone())}return this},toJSON:function(){const t=hh.prototype.toJSON.call(this);t.uuid=this.uuid,t.holes=[];for(let e=0,n=this.holes.length;e<n;e++){const n=this.holes[e];t.holes.push(n.toJSON())}return t},fromJSON:function(t){hh.prototype.fromJSON.call(this,t),this.uuid=t.uuid,this.holes=[];for(let e=0,n=t.holes.length;e<n;e++){const n=t.holes[e];this.holes.push((new hh).fromJSON(n))}return this}}),ph.prototype=Object.assign(Object.create(Ji.prototype),{constructor:ph,isLight:!0,copy:function(t){return Ji.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){const e=Ji.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),fh.prototype=Object.assign(Object.create(ph.prototype),{constructor:fh,isHemisphereLight:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(mh.prototype,{_projScreenMatrix:new Ai,_lightPositionWorld:new Kn,_lookTarget:new Kn,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(t){const e=this.camera,n=this.matrix,i=this._projScreenMatrix,r=this._lookTarget,o=this._lightPositionWorld;o.setFromMatrixPosition(t.matrixWorld),e.position.copy(o),r.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(r),e.updateMatrixWorld(),i.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(i),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)},getViewport:function(t){return this._viewports[t]},getFrameExtents:function(){return this._frameExtents},copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){const t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}),gh.prototype=Object.assign(Object.create(mh.prototype),{constructor:gh,isSpotLightShadow:!0,updateMatrices:function(t){const e=this.camera,n=2*Gn.RAD2DEG*t.angle,i=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;n===e.fov&&i===e.aspect&&r===e.far||(e.fov=n,e.aspect=i,e.far=r,e.updateProjectionMatrix()),mh.prototype.updateMatrices.call(this,t)}}),vh.prototype=Object.assign(Object.create(ph.prototype),{constructor:vh,isSpotLight:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),yh.prototype=Object.assign(Object.create(mh.prototype),{constructor:yh,isPointLightShadow:!0,updateMatrices:function(t,e){void 0===e&&(e=0);const n=this.camera,i=this.matrix,r=this._lightPositionWorld,o=this._lookTarget,s=this._projScreenMatrix;r.setFromMatrixPosition(t.matrixWorld),n.position.copy(r),o.copy(n.position),o.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(o),n.updateMatrixWorld(),i.makeTranslation(-r.x,-r.y,-r.z),s.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(s)}}),xh.prototype=Object.assign(Object.create(ph.prototype),{constructor:xh,isPointLight:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),_h.prototype=Object.assign(Object.create(wo.prototype),{constructor:_h,isOrthographicCamera:!0,copy:function(t,e){return wo.prototype.copy.call(this,t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,n,i,r,o){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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,o=n+t,s=i+e,a=i-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,o=r+t*this.view.width,s-=e*this.view.offsetY,a=s-e*this.view.height}this.projectionMatrix.makeOrthographic(r,o,s,a,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){const e=Ji.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}),bh.prototype=Object.assign(Object.create(mh.prototype),{constructor:bh,isDirectionalLightShadow:!0,updateMatrices:function(t){mh.prototype.updateMatrices.call(this,t)}}),Mh.prototype=Object.assign(Object.create(ph.prototype),{constructor:Mh,isDirectionalLight:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),wh.prototype=Object.assign(Object.create(ph.prototype),{constructor:wh,isAmbientLight:!0}),Sh.prototype=Object.assign(Object.create(ph.prototype),{constructor:Sh,isRectAreaLight:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){const e=ph.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}});class Ah{constructor(){Object.defineProperty(this,"isSphericalHarmonics3",{value:!0}),this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new Kn)}set(t){for(let e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this}zero(){for(let t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this}getAt(t,e){const n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.282095),e.addScaledVector(o[1],.488603*i),e.addScaledVector(o[2],.488603*r),e.addScaledVector(o[3],.488603*n),e.addScaledVector(o[4],n*i*1.092548),e.addScaledVector(o[5],i*r*1.092548),e.addScaledVector(o[6],.315392*(3*r*r-1)),e.addScaledVector(o[7],n*r*1.092548),e.addScaledVector(o[8],.546274*(n*n-i*i)),e}getIrradianceAt(t,e){const n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.886227),e.addScaledVector(o[1],1.023328*i),e.addScaledVector(o[2],1.023328*r),e.addScaledVector(o[3],1.023328*n),e.addScaledVector(o[4],.858086*n*i),e.addScaledVector(o[5],.858086*i*r),e.addScaledVector(o[6],.743125*r*r-.247708),e.addScaledVector(o[7],.858086*n*r),e.addScaledVector(o[8],.429043*(n*n-i*i)),e}add(t){for(let e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this}addScaledSH(t,e){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(t.coefficients[n],e);return this}scale(t){for(let e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this}lerp(t,e){for(let n=0;n<9;n++)this.coefficients[n].lerp(t.coefficients[n],e);return this}equals(t){for(let e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e){void 0===e&&(e=0);const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(t,e+3*i);return this}toArray(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(t,e+3*i);return t}static getBasisAt(t,e){const n=t.x,i=t.y,r=t.z;e[0]=.282095,e[1]=.488603*i,e[2]=.488603*r,e[3]=.488603*n,e[4]=1.092548*n*i,e[5]=1.092548*i*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*n*r,e[8]=.546274*(n*n-i*i)}}function Th(t,e){ph.call(this,void 0,e),this.type="LightProbe",this.sh=void 0!==t?t:new Ah}function Lh(t){Ru.call(this,t),this.textures={}}Th.prototype=Object.assign(Object.create(ph.prototype),{constructor:Th,isLightProbe:!0,copy:function(t){return ph.prototype.copy.call(this,t),this.sh.copy(t.sh),this},fromJSON:function(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this},toJSON:function(t){const e=ph.prototype.toJSON.call(this,t);return e.object.sh=this.sh.toArray(),e}}),Lh.prototype=Object.assign(Object.create(Ru.prototype),{constructor:Lh,load:function(t,e,n,i){const r=this,o=new Bu(r.manager);o.setPath(r.path),o.setRequestHeader(r.requestHeader),o.load(t,(function(n){try{e(r.parse(JSON.parse(n)))}catch(e){i&&i(e),r.manager.itemError(t)}}),n,i)},parse:function(t){const e=this.textures;function n(t){return e[t],e[t]}const i=new gu[t.type];if(void 0!==t.uuid&&(i.uuid=t.uuid),void 0!==t.name&&(i.name=t.name),void 0!==t.color&&i.color.setHex(t.color),void 0!==t.roughness&&(i.roughness=t.roughness),void 0!==t.metalness&&(i.metalness=t.metalness),void 0!==t.sheen&&(i.sheen=(new yr).setHex(t.sheen)),void 0!==t.emissive&&i.emissive.setHex(t.emissive),void 0!==t.specular&&i.specular.setHex(t.specular),void 0!==t.shininess&&(i.shininess=t.shininess),void 0!==t.clearcoat&&(i.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(i.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.fog&&(i.fog=t.fog),void 0!==t.flatShading&&(i.flatShading=t.flatShading),void 0!==t.blending&&(i.blending=t.blending),void 0!==t.combine&&(i.combine=t.combine),void 0!==t.side&&(i.side=t.side),void 0!==t.opacity&&(i.opacity=t.opacity),void 0!==t.transparent&&(i.transparent=t.transparent),void 0!==t.alphaTest&&(i.alphaTest=t.alphaTest),void 0!==t.depthTest&&(i.depthTest=t.depthTest),void 0!==t.depthWrite&&(i.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(i.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(i.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(i.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(i.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(i.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(i.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(i.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(i.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(i.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(i.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(i.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(i.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(i.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(i.rotation=t.rotation),1!==t.linewidth&&(i.linewidth=t.linewidth),void 0!==t.dashSize&&(i.dashSize=t.dashSize),void 0!==t.gapSize&&(i.gapSize=t.gapSize),void 0!==t.scale&&(i.scale=t.scale),void 0!==t.polygonOffset&&(i.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(i.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(i.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.skinning&&(i.skinning=t.skinning),void 0!==t.morphTargets&&(i.morphTargets=t.morphTargets),void 0!==t.morphNormals&&(i.morphNormals=t.morphNormals),void 0!==t.dithering&&(i.dithering=t.dithering),void 0!==t.vertexTangents&&(i.vertexTangents=t.vertexTangents),void 0!==t.visible&&(i.visible=t.visible),void 0!==t.toneMapped&&(i.toneMapped=t.toneMapped),void 0!==t.userData&&(i.userData=t.userData),void 0!==t.vertexColors&&("number"==typeof t.vertexColors?i.vertexColors=t.vertexColors>0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(i.uniforms[e]={},r.type){case"t":i.uniforms[e].value=n(r.value);break;case"c":i.uniforms[e].value=(new yr).setHex(r.value);break;case"v2":i.uniforms[e].value=(new kn).fromArray(r.value);break;case"v3":i.uniforms[e].value=(new Kn).fromArray(r.value);break;case"v4":i.uniforms[e].value=(new Xn).fromArray(r.value);break;case"m3":i.uniforms[e].value=(new Vn).fromArray(r.value);break;case"m4":i.uniforms[e].value=(new Ai).fromArray(r.value);break;default:i.uniforms[e].value=r.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const e in t.extensions)i.extensions[e]=t.extensions[e];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){let 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Nh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!=typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Ih(t){Ru.call(this,t)}Ih.prototype=Object.assign(Object.create(Ru.prototype),{constructor:Ih,load:function(t,e,n,i){const r=this,o=""===this.path?Ph.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||o;const s=new Bu(r.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.load(t,(function(t){let n=null;try{n=JSON.parse(t)}catch(t){return void(void 0!==i&&i(t))}const o=n.metadata;void 0!==o&&void 0!==o.type&&"geometry"!==o.type.toLowerCase()&&r.parse(n,e)}),n,i)},parse:function(t,e){const n=this.parseShape(t.shapes),i=this.parseGeometries(t.geometries,n),r=this.parseImages(t.images,(function(){void 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a,c,l,u,h,d,p,f;if(o.o){const t=o._cachedOutline||(o._cachedOutline=o.o.split(" "));for(let r=0,o=t.length;r<o;){switch(t[r++]){case"m":a=t[r++]*e+n,c=t[r++]*e+i,s.moveTo(a,c);break;case"l":a=t[r++]*e+n,c=t[r++]*e+i,s.lineTo(a,c);break;case"q":l=t[r++]*e+n,u=t[r++]*e+i,h=t[r++]*e+n,d=t[r++]*e+i,s.quadraticCurveTo(h,d,l,u);break;case"b":l=t[r++]*e+n,u=t[r++]*e+i,h=t[r++]*e+n,d=t[r++]*e+i,p=t[r++]*e+n,f=t[r++]*e+i,s.bezierCurveTo(h,d,p,f,l,u)}}}return{offsetX:o.ha*e,path:s}}function kh(t){Ru.call(this,t)}let Vh;Bh.prototype=Object.assign(Object.create(Ru.prototype),{constructor:Bh,isImageBitmapLoader:!0,setOptions:function(t){return this.options=t,this},load:function(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,o=Nu.get(t);if(void 0!==o)return r.manager.itemStart(t),setTimeout((function(){e&&e(o),r.manager.itemEnd(t)}),0),o;fetch(t).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,r.options)})).then((function(n){Nu.add(t,n),e&&e(n),r.manager.itemEnd(t)})).catch((function(e){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)})),r.manager.itemStart(t)}}),Object.assign(Fh.prototype,{moveTo:function(t,e){return this.currentPath=new hh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this},lineTo:function(t,e){return this.currentPath.lineTo(t,e),this},quadraticCurveTo:function(t,e,n,i){return this.currentPath.quadraticCurveTo(t,e,n,i),this},bezierCurveTo:function(t,e,n,i,r,o){return this.currentPath.bezierCurveTo(t,e,n,i,r,o),this},splineThru:function(t){return this.currentPath.splineThru(t),this},toShapes:function(t,e){function n(t){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n],r=new dh;r.curves=i.curves,e.push(r)}return e}function i(t,e){const n=e.length;let i=!1;for(let r=n-1,o=0;o<n;r=o++){let n=e[r],s=e[o],a=s.x-n.x,c=s.y-n.y;if(Math.abs(c)>Number.EPSILON){if(c<0&&(n=e[o],a=-a,s=e[r],c=-c),t.y<n.y||t.y>s.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=c*(t.x-n.x)-a*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(s.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=s.x)return!0}}return i}const r=Dl.isClockWise,o=this.subPaths;if(0===o.length)return[];if(!0===e)return n(o);let s,a,c;const l=[];if(1===o.length)return a=o[0],c=new dh,c.curves=a.curves,l.push(c),l;let u=!r(o[0].getPoints());u=t?!u:u;const h=[],d=[];let p,f,m=[],g=0;d[g]=void 0,m[g]=[];for(let e=0,n=o.length;e<n;e++)a=o[e],p=a.getPoints(),s=r(p),s=t?!s:s,s?(!u&&d[g]&&g++,d[g]={s:new dh,p:p},d[g].s.curves=a.curves,u&&g++,m[g]=[]):m[g].push({h:a,p:p[0]});if(!d[0])return n(o);if(d.length>1){let t=!1;const e=[];for(let t=0,e=d.length;t<e;t++)h[t]=[];for(let n=0,r=d.length;n<r;n++){const r=m[n];for(let o=0;o<r.length;o++){const s=r[o];let a=!0;for(let r=0;r<d.length;r++)i(s.p,d[r].p)&&(n!==r&&e.push({froms:n,tos:r,hole:o}),a?(a=!1,h[r].push(s)):t=!0);a&&h[n].push(s)}}e.length>0&&(t||(m=h))}for(let t=0,e=d.length;t<e;t++){c=d[t].s,l.push(c),f=m[t];for(let t=0,e=f.length;t<e;t++)c.holes.push(f[t].h)}return l}}),Object.assign(Uh.prototype,{isFont:!0,generateShapes:function(t,e){void 0===e&&(e=100);const n=[],i=function(t,e,n){const i=Array.from?Array.from(t):String(t).split(""),r=e/n.resolution,o=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*r,s=[];let a=0,c=0;for(let t=0;t<i.length;t++){const e=i[t];if("\n"===e)a=0,c-=o;else{const t=Gh(e,r,a,c,n);a+=t.offsetX,s.push(t.path)}}return s}(t,e,this.data);for(let t=0,e=i.length;t<e;t++)Array.prototype.push.apply(n,i[t].toShapes());return n}}),kh.prototype=Object.assign(Object.create(Ru.prototype),{constructor:kh,load:function(t,e,n,i){const r=this,o=new Bu(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.load(t,(function(t){let n;try{n=JSON.parse(t)}catch(e){n=JSON.parse(t.substring(65,t.length-2))}const i=r.parse(n);e&&e(i)}),n,i)},parse:function(t){return new Uh(t)}});const jh={getContext:function(){return void 0===Vh&&(Vh=new(window.AudioContext||window.webkitAudioContext)),Vh},setContext:function(t){Vh=t}};function Wh(t){Ru.call(this,t)}function Hh(t,e,n){Th.call(this,void 0,n);const i=(new yr).set(t),r=(new yr).set(e),o=new Kn(i.r,i.g,i.b),s=new Kn(r.r,r.g,r.b),a=Math.sqrt(Math.PI),c=a*Math.sqrt(.75);this.sh.coefficients[0].copy(o).add(s).multiplyScalar(a),this.sh.coefficients[1].copy(o).sub(s).multiplyScalar(c)}function qh(t,e){Th.call(this,void 0,e);const n=(new yr).set(t);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}Wh.prototype=Object.assign(Object.create(Ru.prototype),{constructor:Wh,load:function(t,e,n,i){const r=this,o=new Bu(r.manager);o.setResponseType("arraybuffer"),o.setPath(r.path),o.setRequestHeader(r.requestHeader),o.load(t,(function(n){try{const t=n.slice(0);jh.getContext().decodeAudioData(t,(function(t){e(t)}))}catch(e){i&&i(e),r.manager.itemError(t)}}),n,i)}}),Hh.prototype=Object.assign(Object.create(Th.prototype),{constructor:Hh,isHemisphereLightProbe:!0,copy:function(t){return Th.prototype.copy.call(this,t),this},toJSON:function(t){return Th.prototype.toJSON.call(this,t)}}),qh.prototype=Object.assign(Object.create(Th.prototype),{constructor:qh,isAmbientLightProbe:!0,copy:function(t){return Th.prototype.copy.call(this,t),this},toJSON:function(t){return Th.prototype.toJSON.call(this,t)}});const Xh=new Ai,Yh=new Ai;function Zh(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new So,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new So,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}}Object.assign(Zh.prototype,{update:function(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep;const n=t.projectionMatrix.clone(),i=e.eyeSep/2,r=i*e.near/e.focus,o=e.near*Math.tan(Gn.DEG2RAD*e.fov*.5)/e.zoom;let s,a;Yh.elements[12]=-i,Xh.elements[12]=i,s=-o*e.aspect+r,a=o*e.aspect+r,n.elements[0]=2*e.near/(a-s),n.elements[8]=(a+s)/(a-s),this.cameraL.projectionMatrix.copy(n),s=-o*e.aspect-r,a=o*e.aspect-r,n.elements[0]=2*e.near/(a-s),n.elements[8]=(a+s)/(a-s),this.cameraR.projectionMatrix.copy(n)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Yh),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Xh)}});class Jh{constructor(t){this.autoStart=void 0===t||t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const e=("undefined"==typeof performance?Date:performance).now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}const Kh=new Kn,Qh=new Jn,$h=new Kn,td=new Kn;class ed extends Ji{constructor(){super(),this.type="AudioListener",this.context=jh.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Jh}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(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Kh,Qh,$h),td.set(0,0,-1).applyQuaternion(Qh),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Kh.x,t),e.positionY.linearRampToValueAtTime(Kh.y,t),e.positionZ.linearRampToValueAtTime(Kh.z,t),e.forwardX.linearRampToValueAtTime(td.x,t),e.forwardY.linearRampToValueAtTime(td.y,t),e.forwardZ.linearRampToValueAtTime(td.z,t),e.upX.linearRampToValueAtTime(n.x,t),e.upY.linearRampToValueAtTime(n.y,t),e.upZ.linearRampToValueAtTime(n.z,t)}else e.setPosition(Kh.x,Kh.y,Kh.z),e.setOrientation(td.x,td.y,td.z,n.x,n.y,n.z)}}class nd extends Ji{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.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(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t){if(void 0===t&&(t=0),!0===this.isPlaying)return;if(!1===this.hasPlaybackControl)return;this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,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}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);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(t){return t||(t=[]),!0===this._connected?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this}setDetune(t){if(this.detune=t,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(t){return this.setFilters(t?[t]:[])}setPlaybackRate(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1!==this.hasPlaybackControl&&this.loop}setLoop(t){if(!1!==this.hasPlaybackControl)return this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this}setLoopStart(t){return this.loopStart=t,this}setLoopEnd(t){return this.loopEnd=t,this}getVolume(){return this.gain.gain.value}setVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}}const id=new Kn,rd=new Jn,od=new Kn,sd=new Kn;class ad extends nd{constructor(t){super(t),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(t){return this.panner.refDistance=t,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(t){return this.panner.rolloffFactor=t,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(t){return this.panner.distanceModel=t,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(t){return this.panner.maxDistance=t,this}setDirectionalCone(t,e,n){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=n,this}updateMatrixWorld(t){if(super.updateMatrixWorld(t),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(id,rd,od),sd.set(0,0,1).applyQuaternion(rd);const e=this.panner;if(e.positionX){const t=this.context.currentTime+this.listener.timeDelta;e.positionX.linearRampToValueAtTime(id.x,t),e.positionY.linearRampToValueAtTime(id.y,t),e.positionZ.linearRampToValueAtTime(id.z,t),e.orientationX.linearRampToValueAtTime(sd.x,t),e.orientationY.linearRampToValueAtTime(sd.y,t),e.orientationZ.linearRampToValueAtTime(sd.z,t)}else e.setPosition(id.x,id.y,id.z),e.setOrientation(sd.x,sd.y,sd.z)}}class cd{constructor(t,e){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=void 0!==e?e:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let t=0;const e=this.getFrequencyData();for(let n=0;n<e.length;n++)t+=e[n];return t/e.length}}function ld(t,e,n){let i,r,o;switch(this.binding=t,this.valueSize=n,e){case"quaternion":i=this._slerp,r=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:i=this._lerp,r=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=o,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}Object.assign(ld.prototype,{accumulate:function(t,e){const n=this.buffer,i=this.valueSize,r=t*i+i;let o=this.cumulativeWeight;if(0===o){for(let t=0;t!==i;++t)n[r+t]=n[t];o=e}else{o+=e;const t=e/o;this._mixBufferRegion(n,r,0,t,i)}this.cumulativeWeight=o},accumulateAdditive:function(t){const e=this.buffer,n=this.valueSize,i=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,i,0,t,n),this.cumulativeWeightAdditive+=t},apply:function(t){const e=this.valueSize,n=this.buffer,i=t*e+e,r=this.cumulativeWeight,o=this.cumulativeWeightAdditive,s=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const t=e*this._origIndex;this._mixBufferRegion(n,i,t,1-r,e)}o>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(n[t]!==n[t+e]){s.setValue(n,i);break}},saveOriginalState:function(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let t=n,r=i;t!==r;++t)e[t]=e[i+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_setAdditiveIdentityNumeric:function(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n<e;n++)this.buffer[n]=0},_setAdditiveIdentityQuaternion:function(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1},_setAdditiveIdentityOther:function(){const t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[e+n]=this.buffer[t+n]},_select:function(t,e,n,i,r){if(i>=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]},_slerp:function(t,e,n,i){Jn.slerpFlat(t,e,t,e,t,n,i)},_slerpAdditive:function(t,e,n,i,r){const o=this._workIndex*r;Jn.multiplyQuaternionsFlat(t,o,t,e,t,n),Jn.slerpFlat(t,e,t,e,t,o,i)},_lerp:function(t,e,n,i,r){const o=1-i;for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]*o+t[n+s]*i}},_lerpAdditive:function(t,e,n,i,r){for(let o=0;o!==r;++o){const r=e+o;t[r]=t[r]+t[n+o]*i}}});const ud=new RegExp("[\\[\\]\\.:\\/]","g"),hd="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",dd=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),pd=/(WCOD+)?/.source.replace("WCOD",hd),fd=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),md=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),gd=new RegExp("^"+dd+pd+fd+md+"$"),vd=["material","materials","bones"];function yd(t,e,n){const i=n||xd.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}function xd(t,e,n){this.path=e,this.parsedPath=n||xd.parseTrackName(e),this.node=xd.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function _d(){this.uuid=Gn.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const t={};this._indicesByUUID=t;for(let e=0,n=arguments.length;e!==n;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const e=this;this.stats={objects:{get total(){return e._objects.length},get inUse(){return this.total-e.nCachedObjects_}},get bindingsPerObject(){return e._bindings.length}}}Object.assign(yd.prototype,{getValue:function(t,e){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)},setValue:function(t,e){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)},bind:function(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()},unbind:function(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}),Object.assign(xd,{Composite:yd,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new xd.Composite(t,e,n):new xd(t,e,n)},sanitizeNodeName:function(t){return t.replace(/\s/g,"_").replace(ud,"")},parseTrackName:function(t){const e=gd.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==vd.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n},findNode:function(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i<t.length;i++){const r=t[i];if(r.name===e||r.uuid===e)return r;const o=n(r.children);if(o)return o}return null},i=n(t.children);if(i)return i}return null}}),Object.assign(xd.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)t[e++]=n[i]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.targetObject[this.propertyName]=t[e]},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++]},function(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0},function(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){let t=this.node;const e=this.parsedPath,n=e.objectName,i=e.propertyName;let r=e.propertyIndex;if(t||(t=xd.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return;if(n){let i=e.objectIndex;switch(n){case"materials":if(!t.material)return;if(!t.material.materials)return;t=t.material.materials;break;case"bones":if(!t.skeleton)return;t=t.skeleton.bones;for(let e=0;e<t.length;e++)if(t[e].name===i){i=e;break}break;default:if(void 0===t[n])return;t=t[n]}if(void 0!==i){if(void 0===t[i])return;t=t[i]}}const o=t[i];if(void 0===o){e.nodeName;return}let s=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?s=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(s=this.Versioning.MatrixWorldNeedsUpdate);let a=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!t.geometry)return;if(!t.geometry.isBufferGeometry)return;if(!t.geometry.morphAttributes)return;void 0!==t.morphTargetDictionary[r]&&(r=t.morphTargetDictionary[r])}a=this.BindingType.ArrayElement,this.resolvedProperty=o,this.propertyIndex=r}else void 0!==o.fromArray&&void 0!==o.toArray?(a=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(a=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=i;this.getValue=this.GetterByBindingType[a],this.setValue=this.SetterByBindingTypeAndVersioning[a][s]},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(xd.prototype,{_getValue_unbound:xd.prototype.getValue,_setValue_unbound:xd.prototype.setValue}),Object.assign(_d.prototype,{isAnimationObjectGroup:!0,add:function(){const t=this._objects,e=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,o=r.length;let s=void 0,a=t.length,c=this.nCachedObjects_;for(let l=0,u=arguments.length;l!==u;++l){const u=arguments[l],h=u.uuid;let d=e[h];if(void 0===d){d=a++,e[h]=d,t.push(u);for(let t=0,e=o;t!==e;++t)r[t].push(new xd(u,n[t],i[t]))}else if(d<c){s=t[d];const a=--c,l=t[a];e[l.uuid]=d,t[d]=l,e[h]=a,t[a]=u;for(let t=0,e=o;t!==e;++t){const e=r[t],o=e[a];let s=e[d];e[d]=o,void 0===s&&(s=new xd(u,n[t],i[t])),e[a]=s}}else t[d]}this.nCachedObjects_=c},remove:function(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_;for(let o=0,s=arguments.length;o!==s;++o){const s=arguments[o],a=s.uuid,c=e[a];if(void 0!==c&&c>=r){const o=r++,l=t[o];e[l.uuid]=c,t[c]=l,e[a]=o,t[o]=s;for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[o],r=e[c];e[c]=i,e[o]=r}}}this.nCachedObjects_=r},uncache:function(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,o=t.length;for(let s=0,a=arguments.length;s!==a;++s){const a=arguments[s].uuid,c=e[a];if(void 0!==c)if(delete e[a],c<r){const s=--r,a=t[s],l=--o,u=t[l];e[a.uuid]=c,t[c]=a,e[u.uuid]=s,t[s]=u,t.pop();for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[s],r=e[l];e[c]=i,e[s]=r,e.pop()}}else{const r=--o,s=t[r];e[s.uuid]=c,t[c]=s,t.pop();for(let t=0,e=i;t!==e;++t){const e=n[t];e[c]=e[r],e.pop()}}}this.nCachedObjects_=r},subscribe_:function(t,e){const n=this._bindingsIndicesByPath;let i=n[t];const r=this._bindings;if(void 0!==i)return r[i];const o=this._paths,s=this._parsedPaths,a=this._objects,c=a.length,l=this.nCachedObjects_,u=new Array(c);i=r.length,n[t]=i,o.push(t),s.push(e),r.push(u);for(let n=l,i=a.length;n!==i;++n){const i=a[n];u[n]=new xd(i,t,e)}return u},unsubscribe_:function(t){const e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){const i=this._paths,r=this._parsedPaths,o=this._bindings,s=o.length-1,a=o[s];e[t[s]]=n,o[n]=a,o.pop(),r[n]=r[s],r.pop(),i[n]=i[s],i.pop()}}});class bd{constructor(t,e,n,i){this._mixer=t,this._clip=e,this._localRoot=n||null,this.blendMode=i||e.blendMode;const r=e.tracks,o=r.length,s=new Array(o),a={endingStart:je,endingEnd:je};for(let t=0;t!==o;++t){const e=r[t].createInterpolant(null);s[t]=e,e.settings=a}this._interpolantSettings=a,this._interpolants=s,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Fe,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(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){const n=this._clip.duration,i=t._clip.duration,r=i/n,o=n/i;t.warp(1,r,e),this.warp(o,1,e)}return this}crossFadeTo(t,e,n){return t.crossFadeFrom(this,e,n)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,n){const i=this._mixer,r=i.time,o=this.timeScale;let s=this._timeScaleInterpolant;null===s&&(s=i._lendControlInterpolant(),this._timeScaleInterpolant=s);const a=s.parameterPositions,c=s.sampleValues;return a[0]=r,a[1]=r+n,c[0]=t/o,c[1]=e/o,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,n,i){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const i=(t-r)*n;if(i<0||0===n)return;this._startTime=null,e=n*i}e*=this._updateTimeScale(t);const o=this._updateTime(e),s=this._updateWeight(t);if(s>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case Xe:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(o),e[n].accumulateAdditive(s);break;case qe:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(o),e[n].accumulate(i,s)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const o=n===Ue;if(0===t)return-1===r?i:o&&1==(1&r)?e-i:i;if(n===Be){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===s){const e=t<0;this._setEndings(e,!e,o)}else this._setEndings(!1,!1,o);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(o&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=We,i.endingEnd=We):(i.endingStart=t?this.zeroSlopeAtStart?We:je:He,i.endingEnd=e?this.zeroSlopeAtEnd?We:je:He)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let o=this._weightInterpolant;null===o&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);const s=o.parameterPositions,a=o.sampleValues;return s[0]=r,a[0]=e,s[1]=r+t,a[1]=n,this}}function Md(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}Md.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Md,_bindAction:function(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,o=t._propertyBindings,s=t._interpolants,a=n.uuid,c=this._bindingsByRootAndName;let l=c[a];void 0===l&&(l={},c[a]=l);for(let t=0;t!==r;++t){const r=i[t],c=r.name;let u=l[c];if(void 0!==u)o[t]=u;else{if(u=o[t],void 0!==u){null===u._cacheIndex&&(++u.referenceCount,this._addInactiveBinding(u,a,c));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;u=new ld(xd.create(n,c,i),r.ValueTypeName,r.getValueSize()),++u.referenceCount,this._addInactiveBinding(u,a,c),o[t]=u}s[t].resultBuffer=u.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){const e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){const i=this._actions,r=this._actionsByClip;let o=r[e];if(void 0===o)o={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=o;else{const e=o.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=i.length,i.push(t),o.actionByRoot[n]=t},_removeInactiveAction:function(t){const e=this._actions,n=e[e.length-1],i=t._cacheIndex;n._cacheIndex=i,e[i]=n,e.pop(),t._cacheIndex=null;const r=t._clip.uuid,o=this._actionsByClip,s=o[r],a=s.knownActions,c=a[a.length-1],l=t._byClipCacheIndex;c._byClipCacheIndex=l,a[l]=c,a.pop(),t._byClipCacheIndex=null;delete s.actionByRoot[(t._localRoot||this._root).uuid],0===a.length&&delete o[r],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.referenceCount&&this._removeInactiveBinding(n)}},_lendAction:function(t){const e=this._actions,n=t._cacheIndex,i=this._nActiveActions++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackAction:function(t){const e=this._actions,n=t._cacheIndex,i=--this._nActiveActions,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_addInactiveBinding:function(t,e,n){const i=this._bindingsByRootAndName,r=this._bindings;let o=i[e];void 0===o&&(o={},i[e]=o),o[n]=t,t._cacheIndex=r.length,r.push(t)},_removeInactiveBinding:function(t){const e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,o=this._bindingsByRootAndName,s=o[i],a=e[e.length-1],c=t._cacheIndex;a._cacheIndex=c,e[c]=a,e.pop(),delete s[r],0===Object.keys(s).length&&delete o[i]},_lendBinding:function(t){const e=this._bindings,n=t._cacheIndex,i=this._nActiveBindings++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackBinding:function(t){const e=this._bindings,n=t._cacheIndex,i=--this._nActiveBindings,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_lendControlInterpolant:function(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let n=t[e];return void 0===n&&(n=new _u(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),n.__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){const e=this._controlInterpolants,n=t.__cacheIndex,i=--this._nActiveControlInterpolants,r=e[i];t.__cacheIndex=i,e[i]=t,r.__cacheIndex=n,e[n]=r},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e,n){const i=e||this._root,r=i.uuid;let o="string"==typeof t?Eu.findByName(i,t):t;const s=null!==o?o.uuid:t,a=this._actionsByClip[s];let c=null;if(void 0===n&&(n=null!==o?o.blendMode:qe),void 0!==a){const t=a.actionByRoot[r];if(void 0!==t&&t.blendMode===n)return t;c=a.knownActions[0],null===o&&(o=c._clip)}if(null===o)return null;const l=new bd(this,o,e,n);return this._bindAction(l,c),this._addInactiveAction(l,s,r),l},existingAction:function(t,e){const n=e||this._root,i=n.uuid,r="string"==typeof t?Eu.findByName(n,t):t,o=r?r.uuid:t,s=this._actionsByClip[o];return void 0!==s&&s.actionByRoot[i]||null},stopAllAction:function(){const t=this._actions;for(let e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this},update:function(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1;for(let s=0;s!==n;++s){e[s]._update(i,t,r,o)}const s=this._bindings,a=this._nActiveBindings;for(let t=0;t!==a;++t)s[t].apply(o);return this},setTime:function(t){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(t)},getRoot:function(){return this._root},uncacheClip:function(t){const e=this._actions,n=t.uuid,i=this._actionsByClip,r=i[n];if(void 0!==r){const t=r.knownActions;for(let n=0,i=t.length;n!==i;++n){const i=t[n];this._deactivateAction(i);const r=i._cacheIndex,o=e[e.length-1];i._cacheIndex=null,i._byClipCacheIndex=null,o._cacheIndex=r,e[r]=o,e.pop(),this._removeInactiveBindingsForAction(i)}delete i[n]}},uncacheRoot:function(t){const e=t.uuid,n=this._actionsByClip;for(const t in n){const i=n[t].actionByRoot[e];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}const i=this._bindingsByRootAndName[e];if(void 0!==i)for(const t in i){const e=i[t];e.restoreOriginalState(),this._removeInactiveBinding(e)}},uncacheAction:function(t,e){const n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}});class wd{constructor(t){"string"==typeof t&&(t=arguments[1]),this.value=t}clone(){return new wd(void 0===this.value.clone?this.value:this.value.clone())}}function Sd(t,e,n){Wa.call(this,t,e),this.meshPerAttribute=n||1}function Ad(t,e,n,i,r){this.buffer=t,this.type=e,this.itemSize=n,this.elementSize=i,this.count=r,this.version=0}function Td(t,e,n,i){this.ray=new Si(t,e),this.near=n||0,this.far=i||1/0,this.camera=null,this.layers=new zi,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return this.Points}}})}function Ld(t,e){return t.distance-e.distance}function Pd(t,e,n,i){if(t.layers.test(e.layers)&&t.raycast(e,n),!0===i){const i=t.children;for(let t=0,r=i.length;t<r;t++)Pd(i[t],e,n,!0)}}Sd.prototype=Object.assign(Object.create(Wa.prototype),{constructor:Sd,isInstancedInterleavedBuffer:!0,copy:function(t){return Wa.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},clone:function(t){const e=Wa.prototype.clone.call(this,t);return e.meshPerAttribute=this.meshPerAttribute,e},toJSON:function(t){const e=Wa.prototype.toJSON.call(this,t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}}),Object.defineProperty(Ad.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Ad.prototype,{isGLBufferAttribute:!0,setBuffer:function(t){return this.buffer=t,this},setType:function(t,e){return this.type=t,this.elementSize=e,this},setItemSize:function(t){return this.itemSize=t,this},setCount:function(t){return this.count=t,this}}),Object.assign(Td.prototype,{set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera&&(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e)},intersectObject:function(t,e,n){const i=n||[];return Pd(t,this,i,e),i.sort(Ld),i},intersectObjects:function(t,e,n){const i=n||[];if(!1===Array.isArray(t))return i;for(let n=0,r=t.length;n<r;n++)Pd(t[n],this,i,e);return i.sort(Ld),i}});class Cd{constructor(t=1,e=0,n=0){return this.radius=t,this.phi=e,this.theta=n,this}set(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this}clone(){return(new this.constructor).copy(this)}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(Gn.clamp(e/this.radius,-1,1))),this}}class Ed{constructor(t,e,n){return this.radius=void 0!==t?t:1,this.theta=void 0!==e?e:0,this.y=void 0!==n?n:0,this}set(t,e,n){return this.radius=t,this.theta=e,this.y=n,this}clone(){return(new this.constructor).copy(this)}copy(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,n){return this.radius=Math.sqrt(t*t+n*n),this.theta=Math.atan2(t,n),this.y=e,this}}const Od=new kn;class Nd{constructor(t,e){Object.defineProperty(this,"isBox2",{value:!0}),this.min=void 0!==t?t:new kn(1/0,1/0),this.max=void 0!==e?e:new kn(-1/0,-1/0)}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const n=Od.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.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(t){return void 0===t&&(t=new kn),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return void 0===t&&(t=new kn),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return void 0===e&&(e=new kn),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)}clampPoint(t,e){return void 0===e&&(e=new kn),e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Od.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const Id=new Kn,Dd=new Kn;class Rd{constructor(t,e){this.start=void 0!==t?t:new Kn,this.end=void 0!==e?e:new Kn}set(t,e){return this.start.copy(t),this.end.copy(e),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return void 0===t&&(t=new Kn),t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return void 0===t&&(t=new Kn),t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return void 0===e&&(e=new Kn),this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){Id.subVectors(t,this.start),Dd.subVectors(this.end,this.start);const n=Dd.dot(Dd);let i=Dd.dot(Id)/n;return e&&(i=Gn.clamp(i,0,1)),i}closestPointToPoint(t,e,n){const i=this.closestPointToPointParameter(t,e);return void 0===n&&(n=new Kn),this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}function zd(t){Ji.call(this),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}zd.prototype=Object.create(Ji.prototype),zd.prototype.constructor=zd,zd.prototype.isImmediateRenderObject=!0;const Bd=new Kn;class Fd extends Ji{constructor(t,e){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;const n=new Wr,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 t=0,e=1,n=32;t<n;t++,e++){const r=t/n*Math.PI*2,o=e/n*Math.PI*2;i.push(Math.cos(r),Math.sin(r),1,Math.cos(o),Math.sin(o),1)}n.setAttribute("position",new Ir(i,3));const r=new Mc({fog:!1,toneMapped:!1});this.cone=new Oc(n,r),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateMatrixWorld();const t=this.light.distance?this.light.distance:1e3,e=t*Math.tan(this.light.angle);this.cone.scale.set(e,e,t),Bd.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(Bd),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const Ud=new Kn,Gd=new Ai,kd=new Ai;class Vd extends Oc{constructor(t){const e=function t(e){const n=[];e&&e.isBone&&n.push(e);for(let i=0;i<e.children.length;i++)n.push.apply(n,t(e.children[i]));return n}(t),n=new Wr,i=[],r=[],o=new yr(0,0,1),s=new yr(0,1,0);for(let t=0;t<e.length;t++){const n=e[t];n.parent&&n.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(o.r,o.g,o.b),r.push(s.r,s.g,s.b))}n.setAttribute("position",new Ir(i,3)),n.setAttribute("color",new Ir(r,3));super(n,new Mc({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.type="SkeletonHelper",this.isSkeletonHelper=!0,this.root=t,this.bones=e,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(t){const e=this.bones,n=this.geometry,i=n.getAttribute("position");kd.getInverse(this.root.matrixWorld);for(let t=0,n=0;t<e.length;t++){const r=e[t];r.parent&&r.parent.isBone&&(Gd.multiplyMatrices(kd,r.matrixWorld),Ud.setFromMatrixPosition(Gd),i.setXYZ(n,Ud.x,Ud.y,Ud.z),Gd.multiplyMatrices(kd,r.parent.matrixWorld),Ud.setFromMatrixPosition(Gd),i.setXYZ(n+1,Ud.x,Ud.y,Ud.z),n+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(t)}}class jd extends co{constructor(t,e,n){super(new Wl(e,4,2),new Mr({wireframe:!0,fog:!1,toneMapped:!1})),this.light=t,this.light.updateMatrixWorld(),this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const Wd=new Kn,Hd=new yr,qd=new yr;class Xd extends Ji{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;const i=new Qc(e);i.rotateY(.5*Math.PI),this.material=new Mr({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),o=new Float32Array(3*r.count);i.setAttribute("color",new Ar(o,3)),this.add(new co(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const e=t.geometry.getAttribute("color");Hd.copy(this.light.color),qd.copy(this.light.groundColor);for(let t=0,n=e.count;t<n;t++){const i=t<n/2?Hd:qd;e.setXYZ(t,i.r,i.g,i.b)}e.needsUpdate=!0}t.lookAt(Wd.setFromMatrixPosition(this.light.matrixWorld).negate())}}class Yd extends Oc{constructor(t,e,n,i){t=t||10,e=e||10,n=new yr(void 0!==n?n:4473924),i=new yr(void 0!==i?i:8947848);const r=e/2,o=t/e,s=t/2,a=[],c=[];for(let t=0,l=0,u=-s;t<=e;t++,u+=o){a.push(-s,0,u,s,0,u),a.push(u,0,-s,u,0,s);const e=t===r?n:i;e.toArray(c,l),l+=3,e.toArray(c,l),l+=3,e.toArray(c,l),l+=3,e.toArray(c,l),l+=3}const l=new Wr;l.setAttribute("position",new Ir(a,3)),l.setAttribute("color",new Ir(c,3));super(l,new Mc({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}}class Zd extends Oc{constructor(t,e,n,i,r,o){t=t||10,e=e||16,n=n||8,i=i||64,r=new yr(void 0!==r?r:4473924),o=new yr(void 0!==o?o:8947848);const s=[],a=[];for(let n=0;n<=e;n++){const i=n/e*(2*Math.PI),c=Math.sin(i)*t,l=Math.cos(i)*t;s.push(0,0,0),s.push(c,0,l);const u=1&n?r:o;a.push(u.r,u.g,u.b),a.push(u.r,u.g,u.b)}for(let e=0;e<=n;e++){const c=1&e?r:o,l=t-t/n*e;for(let t=0;t<i;t++){let e=t/i*(2*Math.PI),n=Math.sin(e)*l,r=Math.cos(e)*l;s.push(n,0,r),a.push(c.r,c.g,c.b),e=(t+1)/i*(2*Math.PI),n=Math.sin(e)*l,r=Math.cos(e)*l,s.push(n,0,r),a.push(c.r,c.g,c.b)}}const c=new Wr;c.setAttribute("position",new Ir(s,3)),c.setAttribute("color",new Ir(a,3));super(c,new Mc({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}}const Jd=new Kn,Kd=new Kn,Qd=new Kn;class $d extends Ji{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===e&&(e=1);let i=new Wr;i.setAttribute("position",new Ir([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));const r=new Mc({fog:!1,toneMapped:!1});this.lightPlane=new Pc(i,r),this.add(this.lightPlane),i=new Wr,i.setAttribute("position",new Ir([0,0,0,0,0,1],3)),this.targetLine=new Pc(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(){Jd.setFromMatrixPosition(this.light.matrixWorld),Kd.setFromMatrixPosition(this.light.target.matrixWorld),Qd.subVectors(Kd,Jd),this.lightPlane.lookAt(Kd),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(Kd),this.targetLine.scale.z=Qd.length()}}const tp=new Kn,ep=new wo;class np extends Oc{constructor(t){const e=new Wr,n=new Mc({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],o={},s=new yr(16755200),a=new yr(16711680),c=new yr(43775),l=new yr(16777215),u=new yr(3355443);function h(t,e,n){d(t,n),d(e,n)}function d(t,e){i.push(0,0,0),r.push(e.r,e.g,e.b),void 0===o[t]&&(o[t]=[]),o[t].push(i.length/3-1)}h("n1","n2",s),h("n2","n4",s),h("n4","n3",s),h("n3","n1",s),h("f1","f2",s),h("f2","f4",s),h("f4","f3",s),h("f3","f1",s),h("n1","f1",s),h("n2","f2",s),h("n3","f3",s),h("n4","f4",s),h("p","n1",a),h("p","n2",a),h("p","n3",a),h("p","n4",a),h("u1","u2",c),h("u2","u3",c),h("u3","u1",c),h("c","t",l),h("p","c",u),h("cn1","cn2",u),h("cn3","cn4",u),h("cf1","cf2",u),h("cf3","cf4",u),e.setAttribute("position",new Ir(i,3)),e.setAttribute("color",new Ir(r,3)),super(e,n),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=o,this.update()}update(){const t=this.geometry,e=this.pointMap;ep.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),ip("c",e,t,ep,0,0,-1),ip("t",e,t,ep,0,0,1),ip("n1",e,t,ep,-1,-1,-1),ip("n2",e,t,ep,1,-1,-1),ip("n3",e,t,ep,-1,1,-1),ip("n4",e,t,ep,1,1,-1),ip("f1",e,t,ep,-1,-1,1),ip("f2",e,t,ep,1,-1,1),ip("f3",e,t,ep,-1,1,1),ip("f4",e,t,ep,1,1,1),ip("u1",e,t,ep,.7,1.1,-1),ip("u2",e,t,ep,-.7,1.1,-1),ip("u3",e,t,ep,0,2,-1),ip("cf1",e,t,ep,-1,0,1),ip("cf2",e,t,ep,1,0,1),ip("cf3",e,t,ep,0,-1,1),ip("cf4",e,t,ep,0,1,1),ip("cn1",e,t,ep,-1,0,-1),ip("cn2",e,t,ep,1,0,-1),ip("cn3",e,t,ep,0,-1,-1),ip("cn4",e,t,ep,0,1,-1),t.getAttribute("position").needsUpdate=!0}}function ip(t,e,n,i,r,o,s){tp.set(r,o,s).unproject(i);const a=e[t];if(void 0!==a){const t=n.getAttribute("position");for(let e=0,n=a.length;e<n;e++)t.setXYZ(a[e],tp.x,tp.y,tp.z)}}const rp=new ti;class op extends Oc{constructor(t,e=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(24),r=new Wr;r.setIndex(new Ar(n,1)),r.setAttribute("position",new Ar(i,3)),super(r,new Mc({color:e,toneMapped:!1})),this.object=t,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(t){if(void 0!==this.object&&rp.setFromObject(this.object),rp.isEmpty())return;const e=rp.min,n=rp.max,i=this.geometry.attributes.position,r=i.array;r[0]=n.x,r[1]=n.y,r[2]=n.z,r[3]=e.x,r[4]=n.y,r[5]=n.z,r[6]=e.x,r[7]=e.y,r[8]=n.z,r[9]=n.x,r[10]=e.y,r[11]=n.z,r[12]=n.x,r[13]=n.y,r[14]=e.z,r[15]=e.x,r[16]=n.y,r[17]=e.z,r[18]=e.x,r[19]=e.y,r[20]=e.z,r[21]=n.x,r[22]=e.y,r[23]=e.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(t){return this.object=t,this.update(),this}copy(t){return Oc.prototype.copy.call(this,t),this.object=t.object,this}}class sp extends Oc{constructor(t,e=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Wr;i.setIndex(new Ar(n,1)),i.setAttribute("position",new Ir([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 Mc({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}}class ap extends Pc{constructor(t,e,n){const i=void 0!==n?n:16776960,r=new Wr;r.setAttribute("position",new Ir([1,-1,1,-1,1,1,-1,-1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,0,0,1,0,0,0],3)),r.computeBoundingSphere(),super(r,new Mc({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=t,this.size=void 0===e?1:e;const o=new Wr;o.setAttribute("position",new Ir([1,1,1,-1,1,1,-1,-1,1,1,1,1,-1,-1,1,1,-1,1],3)),o.computeBoundingSphere(),this.add(new co(o,new Mr({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(t){let e=-this.plane.constant;Math.abs(e)<1e-8&&(e=1e-8),this.scale.set(.5*this.size,.5*this.size,e),this.children[0].material.side=e<0?g:m,this.lookAt(this.plane.normal),super.updateMatrixWorld(t)}}const cp=new Kn;let lp,up;class hp extends Ji{constructor(t,e,n,i,r,o){super(),this.type="ArrowHelper",void 0===t&&(t=new Kn(0,0,1)),void 0===e&&(e=new Kn(0,0,0)),void 0===n&&(n=1),void 0===i&&(i=16776960),void 0===r&&(r=.2*n),void 0===o&&(o=.2*r),void 0===lp&&(lp=new Wr,lp.setAttribute("position",new Ir([0,0,0,0,1,0],3)),up=new tu(0,.5,1,5,1),up.translate(0,-.5,0)),this.position.copy(e),this.line=new Pc(lp,new Mc({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new co(up,new Mr({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(t),this.setLength(n,r,o)}setDirection(t){if(t.y>.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{cp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(cp,e)}}setLength(t,e,n){void 0===e&&(e=.2*t),void 0===n&&(n=.2*e),this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}}class dp extends Oc{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],n=new Wr;n.setAttribute("position",new Ir(e,3)),n.setAttribute("color",new Ir([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(n,new Mc({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}}const pp=Math.pow(2,8),fp=[.125,.215,.35,.446,.526,.582],mp=5+fp.length,gp={[Ke]:0,[Qe]:1,[tn]:2,[nn]:3,[rn]:4,[on]:5,[$e]:6},vp=new _h,{_lodPlanes:yp,_sizeLods:xp,_sigmas:_p}=function(){const t=[],e=[],n=[];let i=8;for(let r=0;r<mp;r++){const o=Math.pow(2,i);e.push(o);let s=1/o;r>4?s=fp[r-8+4-1]:0==r&&(s=0),n.push(s);const a=1/(o-1),c=-a/2,l=1+a/2,u=[c,c,l,c,l,l,c,c,l,l,c,l],h=6,d=6,p=3,f=2,m=1,g=new Float32Array(p*d*h),v=new Float32Array(f*d*h),y=new Float32Array(m*d*h);for(let t=0;t<h;t++){const e=t%3*2/3-1,n=t>2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];g.set(i,p*d*t),v.set(u,f*d*t);const r=[t,t,t,t,t,t];y.set(r,m*d*t)}const x=new Wr;x.setAttribute("position",new Ar(g,p)),x.setAttribute("uv",new Ar(v,f)),x.setAttribute("faceIndex",new Ar(y,m)),t.push(x),i>4&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}();let bp=null;const Mp=(1+Math.sqrt(5))/2,wp=1/Mp,Sp=[new Kn(1,1,1),new Kn(-1,1,1),new Kn(1,1,-1),new Kn(-1,1,-1),new Kn(0,Mp,wp),new Kn(0,Mp,-wp),new Kn(wp,0,Mp),new Kn(-wp,0,Mp),new Kn(Mp,wp,0),new Kn(-Mp,wp,0)];class Ap{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new Kn(0,1,0);return new au({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:gp[Ke]},outputEncoding:{value:gp[Ke]}},vertexShader:Op(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${Np()}\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:_,depthTest:!1,depthWrite:!1})}(20),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){bp=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Ep(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=Cp(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t<yp.length;t++)yp[t].dispose()}_cleanup(t){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(bp),t.scissorTest=!1,Pp(t,0,0,t.width,t.height)}_fromTexture(t){bp=this._renderer.getRenderTarget();const e=this._allocateTargets(t);return this._textureToCubeUV(t,e),this._applyPMREM(e),this._cleanup(e),e}_allocateTargets(t){const e={magFilter:mt,minFilter:mt,generateMipmaps:!1,type:At,format:Vt,encoding:Tp(t)?t.encoding:tn,depthBuffer:!1},n=Lp(e);return n.depthBuffer=!t,this._pingPongRenderTarget=Lp(e),n}_compileMaterial(t){const e=new co(yp[0],t);this._renderer.compile(e,vp)}_sceneToCubeUV(t,e,n,i){const r=new So(90,1,e,n),o=[1,-1,1,1,1,1],s=[1,1,1,-1,-1,-1],a=this._renderer,c=a.outputEncoding,l=a.toneMapping,u=a.getClearColor(),h=a.getClearAlpha();a.toneMapping=$,a.outputEncoding=Ke;let d=t.background;if(d&&d.isColor){d.convertSRGBToLinear();const e=Math.max(d.r,d.g,d.b),n=Math.min(Math.max(Math.ceil(Math.log2(e)),-128),127);d=d.multiplyScalar(Math.pow(2,-n));const i=(n+128)/255;a.setClearColor(d,i),t.background=null}for(let e=0;e<6;e++){const n=e%3;0==n?(r.up.set(0,o[e],0),r.lookAt(s[e],0,0)):1==n?(r.up.set(0,0,o[e]),r.lookAt(0,s[e],0)):(r.up.set(0,o[e],0),r.lookAt(0,0,s[e])),Pp(i,n*pp,e>2?pp:0,pp,pp),a.setRenderTarget(i),a.render(t,r)}a.toneMapping=l,a.outputEncoding=c,a.setClearColor(u,h)}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Ep()):null==this._equirectShader&&(this._equirectShader=Cp());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new co(yp[0],i),o=i.uniforms;o.envMap.value=t,t.isCubeTexture||o.texelSize.value.set(1/t.image.width,1/t.image.height),o.inputEncoding.value=gp[t.encoding],o.outputEncoding.value=gp[e.texture.encoding],Pp(e,0,0,3*pp,2*pp),n.setRenderTarget(e),n.render(r,vp)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;e<mp;e++){const n=Math.sqrt(_p[e]*_p[e]-_p[e-1]*_p[e-1]),i=Sp[(e-1)%Sp.length];this._blur(t,e-1,e,n,i)}e.autoClear=n}_blur(t,e,n,i,r){const o=this._pingPongRenderTarget;this._halfBlur(t,o,e,n,i,"latitudinal",r),this._halfBlur(o,t,n,n,i,"longitudinal",r)}_halfBlur(t,e,n,i,r,o,s){const a=this._renderer,c=this._blurMaterial,l=new co(yp[i],c),u=c.uniforms,h=xp[n]-1,d=isFinite(r)?Math.PI/(2*h):2*Math.PI/39,p=r/d,f=isFinite(r)?1+Math.floor(3*p):20,m=[];let g=0;for(let t=0;t<20;++t){const e=t/p,n=Math.exp(-e*e/2);m.push(n),0==t?g+=n:t<f&&(g+=2*n)}for(let t=0;t<m.length;t++)m[t]=m[t]/g;u.envMap.value=t.texture,u.samples.value=f,u.weights.value=m,u.latitudinal.value="latitudinal"===o,s&&(u.poleAxis.value=s),u.dTheta.value=d,u.mipInt.value=8-n,u.inputEncoding.value=gp[t.texture.encoding],u.outputEncoding.value=gp[t.texture.encoding];const v=xp[i];Pp(e,3*Math.max(0,pp-2*v),(0===i?0:2*pp)+2*v*(i>4?i-8+4:0),3*v,2*v),a.setRenderTarget(e),a.render(l,vp)}}function Tp(t){return void 0!==t&&t.type===At&&(t.encoding===Ke||t.encoding===Qe||t.encoding===$e)}function Lp(t){const e=new Yn(3*pp,3*pp,t);return e.texture.mapping=ut,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Pp(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function Cp(){return new au({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:new kn(1,1)},inputEncoding:{value:gp[Ke]},outputEncoding:{value:gp[Ke]}},vertexShader:Op(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${Np()}\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:_,depthTest:!1,depthWrite:!1})}function Ep(){return new au({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:gp[Ke]},outputEncoding:{value:gp[Ke]}},vertexShader:Op(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${Np()}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:_,depthTest:!1,depthWrite:!1})}function Op(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function Np(){return"\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn 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t.Sphere;t.Frustum.prototype.intersectsObject=function(t){if(t.isInstancedMesh)return this.intersectsInstancedMesh(t);var n=t.geometry;if(n.attributes)n.attributes.position;return null===n.boundingSphere&&n.computeBoundingSphere(),e.copy(n.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(e)},t.Frustum.prototype.intersectsInstancedMesh=function(t){for(var e=this._getInstancedMeshBbox(t),n=0;n<e.length;n++){if(this.intersectsBox(e[n]))return!0}return!1},t.Frustum.prototype._getInstancedMeshBbox=function(e){if(e.userData.bboxList)return e.userData.bboxList;e.userData.bboxList=new Array;for(var n=e.geometry,i=0;i<e.count;i++){var r=new t.Box3,o=new t.Matrix4;null==n.boundingBox&&n.computeBoundingBox(),r.copy(n.boundingBox);var s=Mf(e,i);bf(s)||(o.multiplyMatrices(e.matrixWorld,s),r.applyMatrix4(o),e.userData.bboxList.push(r))}return e.userData.bboxList},t.Frustum.prototype.intersectsInstancedMesh2=function(e){for(var n=e.geometry,i=0;i<e.count;i++){Af.makeEmpty();var r=new t.Matrix4;null==n.boundingBox&&n.computeBoundingBox(),Af.copy(n.boundingBox);var o=Mf(e,i);if(!bf(o))if(r.multiplyMatrices(e.matrixWorld,o),Af.applyMatrix4(r),this.intersectsBox(Af))return!0}return!1}},function(t){var e=new t.Vector3;t.Object3D.prototype.translateOnAxisNoQuaternion=function(t,n){return e.copy(t),this.position.add(e.multiplyScalar(n)),this},t.Object3D.prototype.translateXYZ=function(e,n,i,r){var o=null;return o=r?new t.Vector3(e,i,n):new t.Vector3(e,n,i),this.position.add(o),this}}];onmessage=function(t){Tf.forEach((function(t){return t(i)}));var e=t.data,n=function(t,e){for(var n,i=1/0,r=new Kn,o=new Kn,s=new Kn,a=new Kn,c=new hr,l=new hr,u=t.length,h=e.length,d=0;d<u;d+=9){c.a.set(t[d],t[d+1],t[d+2]),c.b.set(t[d+3],t[d+4],t[d+5]),c.c.set(t[d+6],t[d+7],t[d+8]);for(var p=0;p<h&&(l.a.set(e[p],e[p+1],e[p+2]),l.b.set(e[p+3],e[p+4],e[p+5]),l.c.set(e[p+6],e[p+7],e[p+8]),n=c.getClosePointFromTriangle(l,o,a),i>n&&(i=n,r.copy(o),s.copy(a)),i==n&&(o.y>r.y&&a.y>s.y||o.z>r.z&&a.z>s.z)&&(i=n,r.copy(o),s.copy(a)),0!=i);p+=9);if(0==i)break}return{min:i,mina:r,minb:s}}(e.p1,e.p2);postMessage(n)},onerror=function(t){}}]);