/**
 * @license
 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
 * http://polymer.github.io/CONTRIBUTORS.txt
 * Code distributed by Google as part of the polymer project is also
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 */
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/**
 * @license
 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
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 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
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 */
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/**
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 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
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 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
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 * The complete set of contributors may be found at
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 * The complete set of authors may be found at
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 * The complete set of contributors may be found at
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 * This code may only be used under the BSD style license found at
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 * The complete set of authors may be found at
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 * The complete set of contributors may be found at
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 * Code distributed by Google as part of the polymer project is also
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/**
 * @license
 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
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 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
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 */
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/**
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found at http://polymer.github.io/PATENTS.txt
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/**
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 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
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 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
 * http://polymer.github.io/CONTRIBUTORS.txt
 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
 * http://polymer.github.io/PATENTS.txt
 */
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/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
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/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
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{\n  display: block;\n}\n\n/* Adapted from HTML5 Boilerplate\n *\n * @see https://github.com/h5bp/html5-boilerplate/blob/ceb4620c78fc82e13534fc44202a3f168754873f/dist/css/main.css#L122-L133 */\n.screen-reader-only {\n  border: 0;\n  clip: rect(0, 0, 0, 0);\n  height: 1px;\n  margin: -1px;\n  overflow: hidden;\n  padding: 0;\n  position: absolute;\n  white-space: nowrap;\n  width: 1px;\n}\n\n.slot {\n  position: absolute;\n  pointer-events: none;\n  top: 0;\n  left: 0;\n  width: 100%;\n  height: 100%;\n}\n\n.slot > * {\n  pointer-events: initial;\n}\n\n.annotation-wrapper ::slotted(*) {\n  opacity: var(--max-hotspot-opacity, 1);\n  transition: opacity 0.3s;\n}\n\n.pointer-tumbling .annotation-wrapper ::slotted(*) {\n  pointer-events: none;\n}\n\n.annotation-wrapper ::slotted(*) {\n  pointer-events: initial;\n}\n\n.annotation-wrapper.hide ::slotted(*) {\n  opacity: var(--min-hotspot-opacity, 0.25);\n}\n\n.slot.poster {\n  opacity: 0;\n  transition: opacity 0.3s 0.3s;\n  background-color: 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this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*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}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),i=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*n-s*i+t.x,this.y=r*i+s*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}}R.prototype.isVector2=!0;class D{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=a,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}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],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],A=n[8],p=i[0],g=i[3],m=i[6],f=i[1],v=i[4],y=i[7],E=i[2],x=i[5],w=i[8];return r[0]=s*p+a*f+o*E,r[3]=s*g+a*v+o*x,r[6]=s*m+a*y+o*w,r[1]=l*p+c*f+h*E,r[4]=l*g+c*v+h*x,r[7]=l*m+c*y+h*w,r[2]=u*p+d*f+A*E,r[5]=u*g+d*v+A*x,r[8]=u*m+d*y+A*w,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*s*c-e*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,A=e*h+n*u+i*d;if(0===A)return this.set(0,0,0,0,0,0,0,0,0);const p=1/A;return t[0]=h*p,t[1]=(i*l-c*n)*p,t[2]=(a*n-i*s)*p,t[3]=u*p,t[4]=(c*e-i*o)*p,t[5]=(i*r-a*e)*p,t[6]=d*p,t[7]=(n*o-l*e)*p,t[8]=(s*e-n*r)*p,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+t,-i*l,i*o,-i*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],s=i[3],a=i[6],o=i[1],l=i[4],c=i[7];return i[0]=e*r+n*o,i[3]=e*s+n*l,i[6]=e*a+n*c,i[1]=-n*r+e*o,i[4]=-n*s+e*l,i[7]=-n*a+e*c,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<9;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],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}clone(){return(new this.constructor).fromArray(this.elements)}}let Q;D.prototype.isMatrix3=!0;class P{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===Q&&(Q=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),Q.width=t.width,Q.height=t.height;const n=Q.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=Q}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}}let F=0;class N extends y{constructor(t=N.DEFAULT_IMAGE,e=N.DEFAULT_MAPPING,n=1001,i=1001,r=1006,s=1008,a=1023,o=1009,l=1,c=3e3){super(),Object.defineProperty(this,"id",{value:F++}),this.uuid=_(),this.name="",this.image=t,this.mipmaps=[],this.mapping=e,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new R(0,0),this.repeat=new R(1,1),this.center=new R(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new D,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.version=0,this.onUpdate=null}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(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(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=_()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t<n;t++)i[t].isDataTexture?e.push(U(i[t].image)):e.push(U(i[t]))}else e=U(i);t.images[i.uuid]={uuid:i.uuid,url:e}}n.image=i.uuid}return e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case 1e3:t.x=t.x-Math.floor(t.x);break;case 1001:t.x=t.x<0?0:1;break;case 1002:1===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 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===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}set needsUpdate(t){!0===t&&this.version++}}function U(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?P.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}N.DEFAULT_IMAGE=void 0,N.DEFAULT_MAPPING=300,N.prototype.isTexture=!0;class G{constructor(t=0,e=0,n=0,i=1){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?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),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?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),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}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.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,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+s[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 s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],A=o[9],p=o[2],g=o[6],m=o[10];if(Math.abs(c-u)<s&&Math.abs(h-p)<s&&Math.abs(A-g)<s){if(Math.abs(c+u)<a&&Math.abs(h+p)<a&&Math.abs(A+g)<a&&Math.abs(l+d+m-3)<a)return this.set(1,0,0,0),this;e=Math.PI;const t=(l+1)/2,o=(d+1)/2,f=(m+1)/2,v=(c+u)/4,y=(h+p)/4,E=(A+g)/4;return t>o&&t>f?t<s?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(t),i=v/n,r=y/n):o>f?o<s?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=v/i,r=E/i):f<s?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(f),n=y/r,i=E/r),this.set(n,i,r,e),this}let f=Math.sqrt((g-A)*(g-A)+(h-p)*(h-p)+(u-c)*(u-c));return Math.abs(f)<.001&&(f=1),this.x=(g-A)/f,this.y=(h-p)/f,this.z=(u-c)/f,this.w=Math.acos((l+d+m-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=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return 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 void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),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}}G.prototype.isVector4=!0;class k extends y{constructor(t,e,n){super(),this.width=t,this.height=e,this.depth=1,this.scissor=new G(0,0,t,e),this.scissorTest=!1,this.viewport=new G(0,0,t,e),n=n||{},this.texture=new N(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.image.depth=1,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,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}setTexture(t){t.image={width:this.width,height:this.height,depth:this.depth},this.texture=t}setSize(t,e,n=1){this.width===t&&this.height===e&&this.depth===n||(this.width=t,this.height=e,this.depth=n,this.texture.image.width=t,this.texture.image.height=e,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){return this.width=t.width,this.height=t.height,this.depth=t.depth,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}}k.prototype.isWebGLRenderTarget=!0;class O{constructor(t=0,e=0,n=0,i=1){this._x=t,this._y=e,this._z=n,this._w=i}static slerp(t,e,n,i){return console.warn("THREE.Quaternion: Static .slerp() has been deprecated. Use qm.slerpQuaternions( qa, qb, t ) instead."),n.slerpQuaternions(t,e,i)}static slerpFlat(t,e,n,i,r,s,a){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[s+0],d=r[s+1],A=r[s+2],p=r[s+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=A,void(t[e+3]=p);if(h!==p||o!==u||l!==d||c!==A){let t=1-a;const e=o*u+l*d+c*A+h*p,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+A*r,h=h*t+p*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],A=r[s+3];return t[e]=a*A+c*h+o*d-l*u,t[e+1]=o*A+c*u+l*h-a*d,t[e+2]=l*A+c*d+a*u-o*h,t[e+3]=c*A-a*h-o*u-l*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,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),A=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"YXZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"ZXY":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"ZYX":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"YZX":this._x=u*c*h+l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h-u*d*A;break;case"XZY":this._x=u*c*h-l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h+u*d*A;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}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],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<Number.EPSILON?(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(I(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)}invert(){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?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),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,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,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,s=this._w;let a=s*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+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 l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return 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=0){return 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(){}}O.prototype.isQuaternion=!0;class H{constructor(t=0,e=0,n=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?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),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?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),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?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),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||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(V.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(V.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,s=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])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*i-a*n,c=o*n+a*e-r*i,h=o*i+r*n-s*e,u=-r*e-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-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?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,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 z.copy(this).projectOnVector(t),this.sub(z)}reflect(t){return this.sub(z.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(I(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=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),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}}H.prototype.isVector3=!0;const z=new H,V=new O;class W{constructor(t=new H(1/0,1/0,1/0),e=new H(-1/0,-1/0,-1/0)){this.min=t,this.max=e}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,s=-1/0,a=-1/0;for(let o=0,l=t.length;o<l;o+=3){const l=t[o],c=t[o+1],h=t[o+2];l<e&&(e=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;o<l;o++){const l=t.getX(o),c=t.getY(o),h=t.getZ(o);l<e&&(e=l),c<n&&(n=c),h<i&&(i=h),l>r&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),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=j.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&&(console.warn("THREE.Box3: .getCenter() target is now required"),t=new H),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return void 0===t&&(console.warn("THREE.Box3: .getSize() target is now required"),t=new H),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(),Y.copy(e.boundingBox),Y.applyMatrix4(t.matrixWorld),this.union(Y));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&&(console.warn("THREE.Box3: .getParameter() target is now required"),e=new H),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,j),j.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(et),nt.subVectors(this.max,et),J.subVectors(t.a,et),X.subVectors(t.b,et),K.subVectors(t.c,et),Z.subVectors(X,J),$.subVectors(K,X),tt.subVectors(J,K);let e=[0,-Z.z,Z.y,0,-$.z,$.y,0,-tt.z,tt.y,Z.z,0,-Z.x,$.z,0,-$.x,tt.z,0,-tt.x,-Z.y,Z.x,0,-$.y,$.x,0,-tt.y,tt.x,0];return!!st(e,J,X,K,nt)&&(e=[1,0,0,0,1,0,0,0,1],!!st(e,J,X,K,nt)&&(it.crossVectors(Z,$),e=[it.x,it.y,it.z],st(e,J,X,K,nt)))}clampPoint(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new H),e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return j.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return void 0===t&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(t.center),t.radius=.5*this.getSize(j).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()||(q[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),q[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),q[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),q[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),q[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),q[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),q[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),q[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(q)),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)}}W.prototype.isBox3=!0;const q=[new H,new H,new H,new H,new H,new H,new H,new H],j=new H,Y=new W,J=new H,X=new H,K=new H,Z=new H,$=new H,tt=new H,et=new H,nt=new H,it=new H,rt=new H;function st(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){rt.fromArray(t,s);const a=r.x*Math.abs(rt.x)+r.y*Math.abs(rt.y)+r.z*Math.abs(rt.z),o=e.dot(rt),l=n.dot(rt),c=i.dot(rt);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const at=new W,ot=new H,lt=new H,ct=new H;class ht{constructor(t=new H,e=-1){this.center=t,this.radius=e}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):at.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}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&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),e=new H),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&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new W),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}expandByPoint(t){ct.subVectors(t,this.center);const e=ct.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(ct.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return lt.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(ot.copy(t.center).add(lt)),this.expandByPoint(ot.copy(t.center).sub(lt)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ut=new H,dt=new H,At=new H,pt=new H,gt=new H,mt=new H,ft=new H;class vt{constructor(t=new H,e=new H(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return void 0===e&&(console.warn("THREE.Ray: .at() target is now required"),e=new H),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,ut)),this}closestPointToPoint(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new H),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=ut.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ut.copy(this.direction).multiplyScalar(e).add(this.origin),ut.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){dt.copy(t).add(e).multiplyScalar(.5),At.copy(e).sub(t).normalize(),pt.copy(this.origin).sub(dt);const r=.5*t.distanceTo(e),s=-this.direction.dot(At),a=pt.dot(this.direction),o=-pt.dot(At),l=pt.lengthSq(),c=Math.abs(1-s*s);let h,u,d,A;if(c>0)if(h=s*o-a,u=s*a-o,A=r*c,h>=0)if(u>=-A)if(u<=A){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-A?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=A?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(At).multiplyScalar(u).add(dt),d}intersectSphere(t,e){ut.subVectors(t.center,this.origin);const n=ut.dot(this.direction),i=ut.dot(ut)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,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,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),n>s||r>i?null:((r>n||n!=n)&&(n=r),(s<i||i!=i)&&(i=s),h>=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o<i||i!=i)&&(i=o),i<0?null:this.at(n>=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,ut)}intersectTriangle(t,e,n,i,r){gt.subVectors(e,t),mt.subVectors(n,t),ft.crossVectors(gt,mt);let s,a=this.direction.dot(ft);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}pt.subVectors(this.origin,t);const o=s*this.direction.dot(mt.crossVectors(pt,mt));if(o<0)return null;const l=s*this.direction.dot(gt.cross(pt));if(l<0)return null;if(o+l>a)return null;const c=-s*pt.dot(ft);return c<0?null:this.at(c/a,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)}clone(){return(new this.constructor).copy(this)}}class yt{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l,c,h,u,d,A,p,g){const m=this.elements;return m[0]=t,m[4]=e,m[8]=n,m[12]=i,m[1]=r,m[5]=s,m[9]=a,m[13]=o,m[2]=l,m[6]=c,m[10]=h,m[14]=u,m[3]=d,m[7]=A,m[11]=p,m[15]=g,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new yt).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}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),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/Et.setFromMatrixColumn(t,0).length(),r=1/Et.setFromMatrixColumn(t,1).length(),s=1/Et.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]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=a*c,e[10]=r*h+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(wt,t,bt)}lookAt(t,e,n){const i=this.elements;return Ct.subVectors(t,e),0===Ct.lengthSq()&&(Ct.z=1),Ct.normalize(),_t.crossVectors(n,Ct),0===_t.lengthSq()&&(1===Math.abs(n.z)?Ct.x+=1e-4:Ct.z+=1e-4,Ct.normalize(),_t.crossVectors(n,Ct)),_t.normalize(),It.crossVectors(Ct,_t),i[0]=_t.x,i[4]=It.x,i[8]=Ct.x,i[1]=_t.y,i[5]=It.y,i[9]=Ct.y,i[2]=_t.z,i[6]=It.z,i[10]=Ct.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),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,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],A=n[2],p=n[6],g=n[10],m=n[14],f=n[3],v=n[7],y=n[11],E=n[15],x=i[0],w=i[4],b=i[8],_=i[12],I=i[1],C=i[5],M=i[9],S=i[13],B=i[2],T=i[6],L=i[10],R=i[14],D=i[3],Q=i[7],P=i[11],F=i[15];return r[0]=s*x+a*I+o*B+l*D,r[4]=s*w+a*C+o*T+l*Q,r[8]=s*b+a*M+o*L+l*P,r[12]=s*_+a*S+o*R+l*F,r[1]=c*x+h*I+u*B+d*D,r[5]=c*w+h*C+u*T+d*Q,r[9]=c*b+h*M+u*L+d*P,r[13]=c*_+h*S+u*R+d*F,r[2]=A*x+p*I+g*B+m*D,r[6]=A*w+p*C+g*T+m*Q,r[10]=A*b+p*M+g*L+m*P,r[14]=A*_+p*S+g*R+m*F,r[3]=f*x+v*I+y*B+E*D,r[7]=f*w+v*C+y*T+E*Q,r[11]=f*b+v*M+y*L+E*P,r[15]=f*_+v*S+y*R+E*F,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],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+t[15]*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*o*c)}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}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],A=t[12],p=t[13],g=t[14],m=t[15],f=h*g*l-p*u*l+p*o*d-a*g*d-h*o*m+a*u*m,v=A*u*l-c*g*l-A*o*d+s*g*d+c*o*m-s*u*m,y=c*p*l-A*h*l+A*a*d-s*p*d-c*a*m+s*h*m,E=A*h*o-c*p*o-A*a*u+s*p*u+c*a*g-s*h*g,x=e*f+n*v+i*y+r*E;if(0===x)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const w=1/x;return t[0]=f*w,t[1]=(p*u*r-h*g*r-p*i*d+n*g*d+h*i*m-n*u*m)*w,t[2]=(a*g*r-p*o*r+p*i*l-n*g*l-a*i*m+n*o*m)*w,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*w,t[4]=v*w,t[5]=(c*g*r-A*u*r+A*i*d-e*g*d-c*i*m+e*u*m)*w,t[6]=(A*o*r-s*g*r-A*i*l+e*g*l+s*i*m-e*o*m)*w,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*w,t[8]=y*w,t[9]=(A*h*r-c*p*r-A*n*d+e*p*d+c*n*m-e*h*m)*w,t[10]=(s*p*r-A*a*r+A*n*l-e*p*l-s*n*m+e*a*m)*w,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*w,t[12]=E*w,t[13]=(c*p*i-A*h*i+A*n*u-e*p*u-c*n*g+e*h*g)*w,t[14]=(A*a*i-s*p*i-A*n*o+e*p*o+s*n*g-e*a*g)*w,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*w,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,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+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,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,A=r*h,p=s*c,g=s*h,m=a*h,f=o*l,v=o*c,y=o*h,E=n.x,x=n.y,w=n.z;return i[0]=(1-(p+m))*E,i[1]=(d+y)*E,i[2]=(A-v)*E,i[3]=0,i[4]=(d-y)*x,i[5]=(1-(u+m))*x,i[6]=(g+f)*x,i[7]=0,i[8]=(A+v)*w,i[9]=(g-f)*w,i[10]=(1-(u+p))*w,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=Et.set(i[0],i[1],i[2]).length();const s=Et.set(i[4],i[5],i[6]).length(),a=Et.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],xt.copy(this);const o=1/r,l=1/s,c=1/a;return xt.elements[0]*=o,xt.elements[1]*=o,xt.elements[2]*=o,xt.elements[4]*=l,xt.elements[5]*=l,xt.elements[6]*=l,xt.elements[8]*=c,xt.elements[9]*=c,xt.elements[10]*=c,e.setFromRotationMatrix(xt),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s){void 0===s&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,o=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,i,r,s){const a=this.elements,o=1/(e-t),l=1/(n-i),c=1/(s-r),h=(e+t)*o,u=(n+i)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[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=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],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}}yt.prototype.isMatrix4=!0;const Et=new H,xt=new yt,wt=new H(0,0,0),bt=new H(1,1,1),_t=new H,It=new H,Ct=new H,Mt=new yt,St=new O;class Bt{constructor(t=0,e=0,n=0,i=Bt.DefaultOrder){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=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(I(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-I(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(I(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-I(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(I(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-I(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Mt.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Mt,e,n)}setFromVector3(t,e){return this.set(t.x,t.y,t.z,e||this._order)}reorder(t){return St.setFromEuler(this),this.setFromQuaternion(St,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=0){return 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 H(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}Bt.prototype.isEuler=!0,Bt.DefaultOrder="XYZ",Bt.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Tt{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 Lt=0;const Rt=new H,Dt=new O,Qt=new yt,Pt=new H,Ft=new H,Nt=new H,Ut=new O,Gt=new H(1,0,0),kt=new H(0,1,0),Ot=new H(0,0,1),Ht={type:"added"},zt={type:"removed"};class Vt extends y{constructor(){super(),Object.defineProperty(this,"id",{value:Lt++}),this.uuid=_(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Vt.DefaultUp.clone();const t=new H,e=new Bt,n=new O,i=new H(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 yt},normalMatrix:{value:new D}}),this.matrix=new yt,this.matrixWorld=new yt,this.matrixAutoUpdate=Vt.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Tt,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return Dt.setFromAxisAngle(t,e),this.quaternion.multiply(Dt),this}rotateOnWorldAxis(t,e){return Dt.setFromAxisAngle(t,e),this.quaternion.premultiply(Dt),this}rotateX(t){return this.rotateOnAxis(Gt,t)}rotateY(t){return this.rotateOnAxis(kt,t)}rotateZ(t){return this.rotateOnAxis(Ot,t)}translateOnAxis(t,e){return Rt.copy(t).applyQuaternion(this.quaternion),this.position.add(Rt.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(Gt,t)}translateY(t){return this.translateOnAxis(kt,t)}translateZ(t){return this.translateOnAxis(Ot,t)}localToWorld(t){return t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return t.applyMatrix4(Qt.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?Pt.copy(t):Pt.set(t,e,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ft.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Qt.lookAt(Ft,Pt,this.up):Qt.lookAt(Pt,Ft,this.up),this.quaternion.setFromRotationMatrix(Qt),i&&(Qt.extractRotation(i.matrixWorld),Dt.setFromRotationMatrix(Qt),this.quaternion.premultiply(Dt.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(Ht)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(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(zt)),this}clear(){for(let t=0;t<this.children.length;t++){const e=this.children[t];e.parent=null,e.dispatchEvent(zt)}return this.children.length=0,this}attach(t){return this.updateWorldMatrix(!0,!1),Qt.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Qt.multiply(t.parent.matrixWorld)),t.applyMatrix4(Qt),this.add(t),t.updateWorldMatrix(!1,!0),this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(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(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),t=new H),this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),t=new O),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ft,t,Nt),t}getWorldScale(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),t=new H),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ft,Ut,t),t}getWorldDirection(t){void 0===t&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),t=new H),this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverse(t)}traverseVisible(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(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(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(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(t){const e=void 0===t||"string"==typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{}},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(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.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(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(t.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),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(this.animations.length>0){i.animations=[];for(let e=0;e<this.animations.length;e++){const n=this.animations[e];i.animations.push(r(t.animations,n))}}if(e){const e=s(t.geometries),i=s(t.materials),r=s(t.textures),a=s(t.images),o=s(t.shapes),l=s(t.skeletons),c=s(t.animations);e.length>0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(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}}Vt.DefaultUp=new H(0,1,0),Vt.DefaultMatrixAutoUpdate=!0,Vt.prototype.isObject3D=!0;const Wt=new H,qt=new H,jt=new D;class Yt{constructor(t=new H(1,0,0),e=0){this.normal=t,this.constant=e}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=Wt.subVectors(n,e).cross(qt.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),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&&(console.warn("THREE.Plane: .projectPoint() target is now required"),e=new H),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){void 0===e&&(console.warn("THREE.Plane: .intersectLine() target is now required"),e=new H);const n=t.delta(Wt),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null: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&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),t=new H),t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||jt.getNormalMatrix(t),i=this.coplanarPoint(Wt).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}clone(){return(new this.constructor).copy(this)}}Yt.prototype.isPlane=!0;const Jt=new H,Xt=new H,Kt=new H,Zt=new H,$t=new H,te=new H,ee=new H,ne=new H,ie=new H,re=new H;class se{constructor(t=new H,e=new H,n=new H){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new H),i.subVectors(n,e),Jt.subVectors(t,e),i.cross(Jt);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){Jt.subVectors(i,e),Xt.subVectors(n,e),Kt.subVectors(t,e);const s=Jt.dot(Jt),a=Jt.dot(Xt),o=Jt.dot(Kt),l=Xt.dot(Xt),c=Xt.dot(Kt),h=s*l-a*a;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new H),0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,A=(s*c-a*o)*u;return r.set(1-d-A,A,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,Zt),Zt.x>=0&&Zt.y>=0&&Zt.x+Zt.y<=1}static getUV(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,Zt),o.set(0,0),o.addScaledVector(r,Zt.x),o.addScaledVector(s,Zt.y),o.addScaledVector(a,Zt.z),o}static isFrontFacing(t,e,n,i){return Jt.subVectors(n,e),Xt.subVectors(t,e),Jt.cross(Xt).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 Jt.subVectors(this.c,this.b),Xt.subVectors(this.a,this.b),.5*Jt.cross(Xt).length()}getMidpoint(t){return void 0===t&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),t=new H),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return se.getNormal(this.a,this.b,this.c,t)}getPlane(t){return void 0===t&&(console.warn("THREE.Triangle: .getPlane() target is now required"),t=new Yt),t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return se.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return se.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return se.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return se.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){void 0===e&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),e=new H);const n=this.a,i=this.b,r=this.c;let s,a;$t.subVectors(i,n),te.subVectors(r,n),ne.subVectors(t,n);const o=$t.dot(ne),l=te.dot(ne);if(o<=0&&l<=0)return e.copy(n);ie.subVectors(t,i);const c=$t.dot(ie),h=te.dot(ie);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector($t,s);re.subVectors(t,r);const d=$t.dot(re),A=te.dot(re);if(A>=0&&d<=A)return e.copy(r);const p=d*l-o*A;if(p<=0&&l>=0&&A<=0)return a=l/(l-A),e.copy(n).addScaledVector(te,a);const g=c*A-d*h;if(g<=0&&h-c>=0&&d-A>=0)return ee.subVectors(r,i),a=(h-c)/(h-c+(d-A)),e.copy(i).addScaledVector(ee,a);const m=1/(g+p+u);return s=p*m,a=u*m,e.copy(n).addScaledVector($t,s).addScaledVector(te,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let ae=0;function oe(){Object.defineProperty(this,"id",{value:ae++}),this.uuid=_(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,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.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}oe.prototype=Object.assign(Object.create(y.prototype),{constructor:oe,isMaterial:!0,onBuild:function(){},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){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;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:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}},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,n.lightMapIntensity=this.lightMapIntensity),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,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(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.colorWrite=this.colorWrite,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.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!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),!0===this.flatShading&&(n.flatShading=this.flatShading),!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.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.alphaToCoverage=t.alphaToCoverage,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(oe.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}});const le={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},ce={h:0,s:0,l:0},he={h:0,s:0,l:0};function ue(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 de(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ae(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class pe{constructor(t,e,n){return 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=C(t,1),e=I(e,0,1),n=I(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=ue(r,i,t+1/3),this.g=ue(r,i,t),this.b=ue(r,i,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.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[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f\d]+)$/.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=le[t.toLowerCase()];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),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=2){return 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=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=de(t.r),this.g=de(t.g),this.b=de(t.b),this}copyLinearToSRGB(t){return this.r=Ae(t.r),this.g=Ae(t.g),this.b=Ae(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&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),s=Math.min(e,n,i);let a,o;const l=(s+r)/2;if(s===r)a=0,o=0;else{const t=r-s;switch(o=l<=.5?t/(r+s):t/(2-r-s),r){case e:a=(n-i)/t+(n<i?6:0);break;case n:a=(i-e)/t+2;break;case i:a=(e-n)/t+4}a/=6}return t.h=a,t.s=o,t.l=l,t}getStyle(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"}offsetHSL(t,e,n){return this.getHSL(ce),ce.h+=t,ce.s+=e,ce.l+=n,this.setHSL(ce.h,ce.s,ce.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}lerpColors(t,e,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(ce),t.getHSL(he);const n=M(ce.h,he.h,e),i=M(ce.s,he.s,e),r=M(ce.l,he.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=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return 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()}}pe.NAMES=le,pe.prototype.isColor=!0,pe.prototype.r=1,pe.prototype.g=1,pe.prototype.b=1;class ge extends oe{constructor(t){super(),this.type="MeshBasicMaterial",this.color=new pe(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=0,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)}copy(t){return super.copy(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}}ge.prototype.isMeshBasicMaterial=!0;const me=new H,fe=new R;class ve{constructor(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=35044,this.updateRange={offset:0,count:-1},this.version=0,this.onUploadCallback=function(){}}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(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(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(t){return this.array.set(t),this}copyColorsArray(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&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),r=new pe),e[n++]=r.r,e[n++]=r.g,e[n++]=r.b}return this}copyVector2sArray(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&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),r=new R),e[n++]=r.x,e[n++]=r.y}return this}copyVector3sArray(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&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),r=new H),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z}return this}copyVector4sArray(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&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),r=new G),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z,e[n++]=r.w}return this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,n=this.count;e<n;e++)fe.fromBufferAttribute(this,e),fe.applyMatrix3(t),this.setXY(e,fe.x,fe.y);else if(3===this.itemSize)for(let e=0,n=this.count;e<n;e++)me.fromBufferAttribute(this,e),me.applyMatrix3(t),this.setXYZ(e,me.x,me.y,me.z);return this}applyMatrix4(t){for(let e=0,n=this.count;e<n;e++)me.x=this.getX(e),me.y=this.getY(e),me.z=this.getZ(e),me.applyMatrix4(t),this.setXYZ(e,me.x,me.y,me.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)me.x=this.getX(e),me.y=this.getY(e),me.z=this.getZ(e),me.applyNormalMatrix(t),this.setXYZ(e,me.x,me.y,me.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)me.x=this.getX(e),me.y=this.getY(e),me.z=this.getZ(e),me.transformDirection(t),this.setXYZ(e,me.x,me.y,me.z);return this}set(t,e=0){return this.array.set(t,e),this}getX(t){return this.array[t*this.itemSize]}setX(t,e){return this.array[t*this.itemSize]=e,this}getY(t){return this.array[t*this.itemSize+1]}setY(t,e){return this.array[t*this.itemSize+1]=e,this}getZ(t){return this.array[t*this.itemSize+2]}setZ(t,e){return this.array[t*this.itemSize+2]=e,this}getW(t){return this.array[t*this.itemSize+3]}setW(t,e){return this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(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(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(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),35044!==this.usage&&(t.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(t.updateRange=this.updateRange),t}}ve.prototype.isBufferAttribute=!0;class ye extends ve{constructor(t,e,n){super(new Uint16Array(t),e,n)}}class Ee extends ve{constructor(t,e,n){super(new Uint32Array(t),e,n)}}class xe extends ve{constructor(t,e,n){super(new Float32Array(t),e,n)}}function we(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 be=0;const _e=new yt,Ie=new Vt,Ce=new H,Me=new W,Se=new W,Be=new H;class Te extends y{constructor(){super(),Object.defineProperty(this,"id",{value:be++}),this.uuid=_(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(we(t)>65535?Ee:ye)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(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 D).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(t){return _e.makeRotationX(t),this.applyMatrix4(_e),this}rotateY(t){return _e.makeRotationY(t),this.applyMatrix4(_e),this}rotateZ(t){return _e.makeRotationZ(t),this.applyMatrix4(_e),this}translate(t,e,n){return _e.makeTranslation(t,e,n),this.applyMatrix4(_e),this}scale(t,e,n){return _e.makeScale(t,e,n),this.applyMatrix4(_e),this}lookAt(t){return Ie.lookAt(t),Ie.updateMatrix(),this.applyMatrix4(Ie.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ce).negate(),this.translate(Ce.x,Ce.y,Ce.z),this}setFromPoints(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 xe(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new W);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new H(-1/0,-1/0,-1/0),new H(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,n=e.length;t<n;t++){const n=e[t];Me.setFromBufferAttribute(n),this.morphTargetsRelative?(Be.addVectors(this.boundingBox.min,Me.min),this.boundingBox.expandByPoint(Be),Be.addVectors(this.boundingBox.max,Me.max),this.boundingBox.expandByPoint(Be)):(this.boundingBox.expandByPoint(Me.min),this.boundingBox.expandByPoint(Me.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ht);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new H,1/0);if(t){const n=this.boundingSphere.center;if(Me.setFromBufferAttribute(t),e)for(let t=0,n=e.length;t<n;t++){const n=e[t];Se.setFromBufferAttribute(n),this.morphTargetsRelative?(Be.addVectors(Me.min,Se.min),Me.expandByPoint(Be),Be.addVectors(Me.max,Se.max),Me.expandByPoint(Be)):(Me.expandByPoint(Se.min),Me.expandByPoint(Se.max))}Me.getCenter(n);let i=0;for(let e=0,r=t.count;e<r;e++)Be.fromBufferAttribute(t,e),i=Math.max(i,n.distanceToSquared(Be));if(e)for(let r=0,s=e.length;r<s;r++){const s=e[r],a=this.morphTargetsRelative;for(let e=0,r=s.count;e<r;e++)Be.fromBufferAttribute(s,e),a&&(Ce.fromBufferAttribute(t,e),Be.add(Ce)),i=Math.max(i,n.distanceToSquared(Be))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeFaceNormals(){}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=t.array,i=e.position.array,r=e.normal.array,s=e.uv.array,a=i.length/3;void 0===e.tangent&&this.setAttribute("tangent",new ve(new Float32Array(4*a),4));const o=e.tangent.array,l=[],c=[];for(let t=0;t<a;t++)l[t]=new H,c[t]=new H;const h=new H,u=new H,d=new H,A=new R,p=new R,g=new R,m=new H,f=new H;function v(t,e,n){h.fromArray(i,3*t),u.fromArray(i,3*e),d.fromArray(i,3*n),A.fromArray(s,2*t),p.fromArray(s,2*e),g.fromArray(s,2*n),u.sub(h),d.sub(h),p.sub(A),g.sub(A);const r=1/(p.x*g.y-g.x*p.y);isFinite(r)&&(m.copy(u).multiplyScalar(g.y).addScaledVector(d,-p.y).multiplyScalar(r),f.copy(d).multiplyScalar(p.x).addScaledVector(u,-g.x).multiplyScalar(r),l[t].add(m),l[e].add(m),l[n].add(m),c[t].add(f),c[e].add(f),c[n].add(f))}let y=this.groups;0===y.length&&(y=[{start:0,count:n.length}]);for(let t=0,e=y.length;t<e;++t){const e=y[t],i=e.start;for(let t=i,r=i+e.count;t<r;t+=3)v(n[t+0],n[t+1],n[t+2])}const E=new H,x=new H,w=new H,b=new H;function _(t){w.fromArray(r,3*t),b.copy(w);const e=l[t];E.copy(e),E.sub(w.multiplyScalar(w.dot(e))).normalize(),x.crossVectors(b,e);const n=x.dot(c[t])<0?-1:1;o[4*t]=E.x,o[4*t+1]=E.y,o[4*t+2]=E.z,o[4*t+3]=n}for(let t=0,e=y.length;t<e;++t){const e=y[t],i=e.start;for(let t=i,r=i+e.count;t<r;t+=3)_(n[t+0]),_(n[t+1]),_(n[t+2])}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n)n=new ve(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 H,r=new H,s=new H,a=new H,o=new H,l=new H,c=new H,h=new H;if(t)for(let u=0,d=t.count;u<d;u+=3){const d=t.getX(u+0),A=t.getX(u+1),p=t.getX(u+2);i.fromBufferAttribute(e,d),r.fromBufferAttribute(e,A),s.fromBufferAttribute(e,p),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),a.fromBufferAttribute(n,d),o.fromBufferAttribute(n,A),l.fromBufferAttribute(n,p),a.add(c),o.add(c),l.add(c),n.setXYZ(d,a.x,a.y,a.z),n.setXYZ(A,o.x,o.y,o.z),n.setXYZ(p,l.x,l.y,l.z)}else for(let t=0,a=e.count;t<a;t+=3)i.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),s.fromBufferAttribute(e,t+2),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),n.setXYZ(t+0,c.x,c.y,c.z),n.setXYZ(t+1,c.x,c.y,c.z),n.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}merge(t,e){if(!t||!t.isBufferGeometry)return void console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t);void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));const n=this.attributes;for(const i in n){if(void 0===t.attributes[i])continue;const r=n[i].array,s=t.attributes[i],a=s.array,o=s.itemSize*e,l=Math.min(a.length,r.length-o);for(let t=0,e=o;t<l;t++,e++)r[e]=a[t]}return this}normalizeNormals(){const t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)Be.fromBufferAttribute(t,e),Be.normalize(),t.setXYZ(e,Be.x,Be.y,Be.z)}toNonIndexed(){function t(t,e){const n=t.array,i=t.itemSize,r=t.normalized,s=new n.constructor(e.length*i);let a=0,o=0;for(let t=0,r=e.length;t<r;t++){a=e[t]*i;for(let t=0;t<i;t++)s[o++]=n[a++]}return new ve(s,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new Te,n=this.index.array,i=this.attributes;for(const r in i){const s=t(i[r],n);e.setAttribute(r,s)}const r=this.morphAttributes;for(const i in r){const s=[],a=r[i];for(let e=0,i=a.length;e<i;e++){const i=t(a[e],n);s.push(i)}e.morphAttributes[i]=s}e.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let t=0,n=s.length;t<n;t++){const n=s[t];e.addGroup(n.start,n.count,n.materialIndex)}return e}toJSON(){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];t.data.attributes[e]=i.toJSON(t.data)}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],s=[];for(let e=0,i=n.length;e<i;e++){const i=n[e];s.push(i.toJSON(t.data))}s.length>0&&(i[e]=s,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new Te).copy(this)}copy(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 s=t.groups;for(let t=0,e=s.length;t<e;t++){const e=s[t];this.addGroup(e.start,e.count,e.materialIndex)}const a=t.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}Te.prototype.isBufferGeometry=!0;const Le=new yt,Re=new vt,De=new ht,Qe=new H,Pe=new H,Fe=new H,Ne=new H,Ue=new H,Ge=new H,ke=new H,Oe=new H,He=new H,ze=new R,Ve=new R,We=new R,qe=new H,je=new H;class Ye extends Vt{constructor(t=new Te,e=new ge){super(),this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t){return super.copy(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(){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>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),De.copy(n.boundingSphere),De.applyMatrix4(r),!1===t.ray.intersectsSphere(De))return;if(Le.copy(r).invert(),Re.copy(t.ray).applyMatrix4(Le),null!==n.boundingBox&&!1===Re.intersectsBox(n.boundingBox))return;let s;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position,o=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,A=u.length;n<A;n++){const A=u[n],p=i[A.materialIndex];for(let n=Math.max(A.start,d.start),i=Math.min(A.start+A.count,d.start+d.count);n<i;n+=3){const i=r.getX(n),u=r.getX(n+1),d=r.getX(n+2);s=Je(this,p,t,Re,a,o,l,c,h,i,u,d),s&&(s.faceIndex=Math.floor(n/3),s.face.materialIndex=A.materialIndex,e.push(s))}}else{for(let n=Math.max(0,d.start),u=Math.min(r.count,d.start+d.count);n<u;n+=3){const u=r.getX(n),d=r.getX(n+1),A=r.getX(n+2);s=Je(this,i,t,Re,a,o,l,c,h,u,d,A),s&&(s.faceIndex=Math.floor(n/3),e.push(s))}}else if(void 0!==a)if(Array.isArray(i))for(let n=0,r=u.length;n<r;n++){const r=u[n],A=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){s=Je(this,A,t,Re,a,o,l,c,h,n,n+1,n+2),s&&(s.faceIndex=Math.floor(n/3),s.face.materialIndex=r.materialIndex,e.push(s))}}else{for(let n=Math.max(0,d.start),r=Math.min(a.count,d.start+d.count);n<r;n+=3){s=Je(this,i,t,Re,a,o,l,c,h,n,n+1,n+2),s&&(s.faceIndex=Math.floor(n/3),e.push(s))}}}else n.isGeometry&&console.error("THREE.Mesh.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}function Je(t,e,n,i,r,s,a,o,l,c,h,u){Qe.fromBufferAttribute(r,c),Pe.fromBufferAttribute(r,h),Fe.fromBufferAttribute(r,u);const d=t.morphTargetInfluences;if(e.morphTargets&&s&&d){ke.set(0,0,0),Oe.set(0,0,0),He.set(0,0,0);for(let t=0,e=s.length;t<e;t++){const e=d[t],n=s[t];0!==e&&(Ne.fromBufferAttribute(n,c),Ue.fromBufferAttribute(n,h),Ge.fromBufferAttribute(n,u),a?(ke.addScaledVector(Ne,e),Oe.addScaledVector(Ue,e),He.addScaledVector(Ge,e)):(ke.addScaledVector(Ne.sub(Qe),e),Oe.addScaledVector(Ue.sub(Pe),e),He.addScaledVector(Ge.sub(Fe),e)))}Qe.add(ke),Pe.add(Oe),Fe.add(He)}t.isSkinnedMesh&&e.skinning&&(t.boneTransform(c,Qe),t.boneTransform(h,Pe),t.boneTransform(u,Fe));const A=function(t,e,n,i,r,s,a,o){let l;if(l=1===e.side?i.intersectTriangle(a,s,r,!0,o):i.intersectTriangle(r,s,a,2!==e.side,o),null===l)return null;je.copy(o),je.applyMatrix4(t.matrixWorld);const c=n.ray.origin.distanceTo(je);return c<n.near||c>n.far?null:{distance:c,point:je.clone(),object:t}}(t,e,n,i,Qe,Pe,Fe,qe);if(A){o&&(ze.fromBufferAttribute(o,c),Ve.fromBufferAttribute(o,h),We.fromBufferAttribute(o,u),A.uv=se.getUV(qe,Qe,Pe,Fe,ze,Ve,We,new R)),l&&(ze.fromBufferAttribute(l,c),Ve.fromBufferAttribute(l,h),We.fromBufferAttribute(l,u),A.uv2=se.getUV(qe,Qe,Pe,Fe,ze,Ve,We,new R));const t={a:c,b:h,c:u,normal:new H,materialIndex:0};se.getNormal(Qe,Pe,Fe,t.normal),A.face=t}return A}Ye.prototype.isMesh=!0;class Xe extends Te{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function A(t,e,n,i,r,s,A,p,g,m,f){const v=s/g,y=A/m,E=s/2,x=A/2,w=p/2,b=g+1,_=m+1;let I=0,C=0;const M=new H;for(let s=0;s<_;s++){const a=s*y-x;for(let o=0;o<b;o++){const u=o*v-E;M[t]=u*i,M[e]=a*r,M[n]=w,l.push(M.x,M.y,M.z),M[t]=0,M[e]=0,M[n]=p>0?1:-1,c.push(M.x,M.y,M.z),h.push(o/g),h.push(1-s/m),I+=1}}for(let t=0;t<m;t++)for(let e=0;e<g;e++){const n=u+e+b*t,i=u+e+b*(t+1),r=u+(e+1)+b*(t+1),s=u+(e+1)+b*t;o.push(n,i,s),o.push(i,r,s),C+=6}a.addGroup(d,C,f),d+=C,u+=I}A("z","y","x",-1,-1,n,e,t,s,r,0),A("z","y","x",1,-1,n,e,-t,s,r,1),A("x","z","y",1,1,t,n,e,i,s,2),A("x","z","y",1,-1,t,n,-e,i,s,3),A("x","y","z",1,-1,t,e,n,i,r,4),A("x","y","z",-1,-1,t,e,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new xe(l,3)),this.setAttribute("normal",new xe(c,3)),this.setAttribute("uv",new xe(h,2))}}function Ke(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||r.isQuaternion)?e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}}return e}function Ze(t){const e={};for(let n=0;n<t.length;n++){const i=Ke(t[n]);for(const t in i)e[t]=i[t]}return e}const $e={clone:Ke,merge:Ze};class tn extends oe{constructor(t){super(),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&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Ke(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}toJSON(t){const e=super.toJSON(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}}tn.prototype.isShaderMaterial=!0;class en extends Vt{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new yt,this.projectionMatrix=new yt,this.projectionMatrixInverse=new yt}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){void 0===t&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),t=new H),this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}en.prototype.isCamera=!0;class nn extends en{constructor(t=50,e=1,n=.1,i=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(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(t){const e=.5*this.getFilmHeight()/t;this.fov=2*b*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*w*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*b*Math.atan(Math.tan(.5*w*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,i,r,s){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=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*w*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(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}}nn.prototype.isPerspectiveCamera=!0;class rn extends Vt{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new nn(90,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new H(1,0,0)),this.add(i);const r=new nn(90,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new H(-1,0,0)),this.add(r);const s=new nn(90,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new H(0,1,0)),this.add(s);const a=new nn(90,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new H(0,-1,0)),this.add(a);const o=new nn(90,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new H(0,0,1)),this.add(o);const l=new nn(90,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new H(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,a,o,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=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,s),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,o),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class sn extends N{constructor(t,e,n,i,r,s,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:301,n,i,r,s,a=void 0!==a?a:1022,o,l,c),this._needsFlipEnvMap=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}sn.prototype.isCubeTexture=!0;class an extends k{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new sn(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:1006,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=1023,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\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Xe(5,5,5),r=new tn({name:"CubemapFromEquirect",uniforms:Ke(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new Ye(i,r),a=e.minFilter;1008===e.minFilter&&(e.minFilter=1006);return new rn(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,n,i);t.setRenderTarget(r)}}an.prototype.isWebGLCubeRenderTarget=!0;class on extends N{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}}on.prototype.isDataTexture=!0;const ln=new ht,cn=new H;class hn{constructor(t=new Yt,e=new Yt,n=new Yt,i=new Yt,r=new Yt,s=new Yt){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),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],s=n[2],a=n[3],o=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],A=n[10],p=n[11],g=n[12],m=n[13],f=n[14],v=n[15];return e[0].setComponents(a-i,h-o,p-u,v-g).normalize(),e[1].setComponents(a+i,h+o,p+u,v+g).normalize(),e[2].setComponents(a+r,h+l,p+d,v+m).normalize(),e[3].setComponents(a-r,h-l,p-d,v-m).normalize(),e[4].setComponents(a-s,h-c,p-A,v-f).normalize(),e[5].setComponents(a+s,h+c,p+A,v+f).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),ln.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(ln)}intersectsSprite(t){return ln.center.set(0,0,0),ln.radius=.7071067811865476,ln.applyMatrix4(t.matrixWorld),this.intersectsSphere(ln)}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(cn.x=i.normal.x>0?t.max.x:t.min.x,cn.y=i.normal.y>0?t.max.y:t.min.y,cn.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(cn)<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}clone(){return(new this.constructor).copy(this)}}function un(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),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 dn(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){const t=i.get(e);return void((!t||t.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,i){const r=e.array,s=e.usage,a=t.createBuffer();t.bindBuffer(i,a),t.bufferData(i,r,s),e.onUploadCallback();let o=5126;return r instanceof Float32Array?o=5126:r instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):r instanceof Uint16Array?e.isFloat16BufferAttribute?n?o=5131:console.warn("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2."):o=5123:r instanceof Int16Array?o=5122:r instanceof Uint32Array?o=5125:r instanceof Int32Array?o=5124:r instanceof Int8Array?o=5120:r instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version}}(e,r)):s.version<e.version&&(!function(e,i,r){const s=i.array,a=i.updateRange;t.bindBuffer(r,e),-1===a.count?t.bufferSubData(r,0,s):(n?t.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s,a.offset,a.count):t.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s.subarray(a.offset,a.offset+a.count)),a.count=-1)}(s.buffer,e,r),s.version=e.version)}}}class An extends Te{constructor(t=1,e=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=t/2,s=e/2,a=Math.floor(n),o=Math.floor(i),l=a+1,c=o+1,h=t/a,u=e/o,d=[],A=[],p=[],g=[];for(let t=0;t<c;t++){const e=t*u-s;for(let n=0;n<l;n++){const i=n*h-r;A.push(i,-e,0),p.push(0,0,1),g.push(n/a),g.push(1-t/o)}}for(let t=0;t<o;t++)for(let e=0;e<a;e++){const n=e+l*t,i=e+l*(t+1),r=e+1+l*(t+1),s=e+1+l*t;d.push(n,i,s),d.push(i,r,s)}this.setIndex(d),this.setAttribute("position",new xe(A,3)),this.setAttribute("normal",new xe(p,3)),this.setAttribute("uv",new xe(g,2))}}const pn={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, float faceDirection ) {\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 ) * faceDirection;\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:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\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:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#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 * faceDirection;\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 * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\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 * faceDirection;\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, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd(), faceDirection );\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, float faceDirection ) {\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\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\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, faceDirection );\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 *= mix( saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) ), 1.0, metalness );\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 <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_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 <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_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_fragment>\n\t#include <alphamap_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}",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 ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}"},gn={common:{diffuse:{value:new pe(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new D},uv2Transform:{value:new D},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new R(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new pe(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new pe(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new D}},sprite:{diffuse:{value:new pe(15658734)},opacity:{value:1},center:{value:new R(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new D}}},mn={basic:{uniforms:Ze([gn.common,gn.specularmap,gn.envmap,gn.aomap,gn.lightmap,gn.fog]),vertexShader:pn.meshbasic_vert,fragmentShader:pn.meshbasic_frag},lambert:{uniforms:Ze([gn.common,gn.specularmap,gn.envmap,gn.aomap,gn.lightmap,gn.emissivemap,gn.fog,gn.lights,{emissive:{value:new pe(0)}}]),vertexShader:pn.meshlambert_vert,fragmentShader:pn.meshlambert_frag},phong:{uniforms:Ze([gn.common,gn.specularmap,gn.envmap,gn.aomap,gn.lightmap,gn.emissivemap,gn.bumpmap,gn.normalmap,gn.displacementmap,gn.fog,gn.lights,{emissive:{value:new pe(0)},specular:{value:new pe(1118481)},shininess:{value:30}}]),vertexShader:pn.meshphong_vert,fragmentShader:pn.meshphong_frag},standard:{uniforms:Ze([gn.common,gn.envmap,gn.aomap,gn.lightmap,gn.emissivemap,gn.bumpmap,gn.normalmap,gn.displacementmap,gn.roughnessmap,gn.metalnessmap,gn.fog,gn.lights,{emissive:{value:new pe(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:pn.meshphysical_vert,fragmentShader:pn.meshphysical_frag},toon:{uniforms:Ze([gn.common,gn.aomap,gn.lightmap,gn.emissivemap,gn.bumpmap,gn.normalmap,gn.displacementmap,gn.gradientmap,gn.fog,gn.lights,{emissive:{value:new pe(0)}}]),vertexShader:pn.meshtoon_vert,fragmentShader:pn.meshtoon_frag},matcap:{uniforms:Ze([gn.common,gn.bumpmap,gn.normalmap,gn.displacementmap,gn.fog,{matcap:{value:null}}]),vertexShader:pn.meshmatcap_vert,fragmentShader:pn.meshmatcap_frag},points:{uniforms:Ze([gn.points,gn.fog]),vertexShader:pn.points_vert,fragmentShader:pn.points_frag},dashed:{uniforms:Ze([gn.common,gn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:pn.linedashed_vert,fragmentShader:pn.linedashed_frag},depth:{uniforms:Ze([gn.common,gn.displacementmap]),vertexShader:pn.depth_vert,fragmentShader:pn.depth_frag},normal:{uniforms:Ze([gn.common,gn.bumpmap,gn.normalmap,gn.displacementmap,{opacity:{value:1}}]),vertexShader:pn.normal_vert,fragmentShader:pn.normal_frag},sprite:{uniforms:Ze([gn.sprite,gn.fog]),vertexShader:pn.sprite_vert,fragmentShader:pn.sprite_frag},background:{uniforms:{uvTransform:{value:new 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I=t.getRenderTarget();return{isWebGL2:o,shaderID:x,shaderName:r.type,vertexShader:b,fragmentShader:_,defines:r.defines,isRawShaderMaterial:!0===r.isRawShaderMaterial,glslVersion:r.glslVersion,precision:d,instancing:!0===f.isInstancedMesh,instancingColor:!0===f.isInstancedMesh&&null!==f.instanceColor,supportsVertexTextures:u,outputEncoding:null!==I?g(I.texture):t.outputEncoding,map:!!r.map,mapEncoding:g(r.map),matcap:!!r.matcap,matcapEncoding:g(r.matcap),envMap:!!E,envMapMode:E&&E.mapping,envMapEncoding:g(E),envMapCubeUV:!!E&&(306===E.mapping||307===E.mapping),lightMap:!!r.lightMap,lightMapEncoding:g(r.lightMap),aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:g(r.emissiveMap),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,objectSpaceNormalMap:1===r.normalMapType,tangentSpaceNormalMap:0===r.normalMapType,clearcoatMap:!!r.clearcoatMap,clearcoatRoughnessMap:!!r.clearcoatRoughnessMap,clearcoatNormalMap:!!r.clearcoatNormalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,gradientMap:!!r.gradientMap,sheen:!!r.sheen,transmissionMap:!!r.transmissionMap,combine:r.combine,vertexTangents:r.normalMap&&r.vertexTangents,vertexColors:r.vertexColors,vertexAlphas:!0===r.vertexColors&&f.geometry&&f.geometry.attributes.color&&4===f.geometry.attributes.color.itemSize,vertexUvs:!!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatMap||r.clearcoatRoughnessMap||r.clearcoatNormalMap||r.displacementMap||r.transmissionMap),uvsVertexOnly:!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatNormalMap||r.transmissionMap||!r.displacementMap),fog:!!v,useFog:r.fog,fogExp2:v&&v.isFogExp2,flatShading:!!r.flatShading,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:l,skinning:r.skinning&&w>0,maxBones:w,useVertexTexture:c,morphTargets:r.morphTargets,morphNormals:r.morphNormals,numDirLights:a.directional.length,numPointLights:a.point.length,numSpotLights:a.spot.length,numRectAreaLights:a.rectArea.length,numHemiLights:a.hemi.length,numDirLightShadows:a.directionalShadowMap.length,numPointLightShadows:a.pointShadowMap.length,numSpotLightShadows:a.spotShadowMap.length,numClippingPlanes:s.numPlanes,numClipIntersection:s.numIntersection,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&p.length>0,shadowMapType:t.shadowMap.type,toneMapping:r.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:2===r.side,flipSided:1===r.side,depthPacking:void 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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 sr(t){const e=[];let n=0;const i=[],r=[],s={id:-1};function a(i,r,a,o,l,c){let h=e[n];const u=t.get(a);return void 0===h?(h={id:i.id,object:i,geometry:r,material:a,program:u.program||s,groupOrder:o,renderOrder:i.renderOrder,z:l,group:c},e[n]=h):(h.id=i.id,h.object=i,h.geometry=r,h.material=a,h.program=u.program||s,h.groupOrder=o,h.renderOrder=i.renderOrder,h.z=l,h.group=c),n++,h}return{opaque:i,transparent:r,init:function(){n=0,i.length=0,r.length=0},push:function(t,e,n,s,o,l){const c=a(t,e,n,s,o,l);(!0===n.transparent?r:i).push(c)},unshift:function(t,e,n,s,o,l){const c=a(t,e,n,s,o,l);(!0===n.transparent?r:i).unshift(c)},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||ir),r.length>1&&r.sort(e||rr)}}}function ar(t){let e=new WeakMap;return{get:function(n,i){let r;return!1===e.has(n)?(r=new sr(t),e.set(n,[r])):i>=e.get(n).length?(r=new sr(t),e.get(n).push(r)):r=e.get(n)[i],r},dispose:function(){e=new WeakMap}}}function or(){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 H,color:new pe};break;case"SpotLight":n={position:new H,direction:new H,color:new pe,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new H,color:new pe,distance:0,decay:0};break;case"HemisphereLight":n={direction:new H,skyColor:new pe,groundColor:new pe};break;case"RectAreaLight":n={color:new pe,position:new H,halfWidth:new H,halfHeight:new H}}return t[e.id]=n,n}}}let lr=0;function cr(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function hr(t,e){const n=new or,i=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 R};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new R,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),r={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++)r.probe.push(new H);const s=new H,a=new yt,o=new yt;return{setup:function(s){let a=0,o=0,l=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let c=0,h=0,u=0,d=0,A=0,p=0,g=0,m=0;s.sort(cr);for(let t=0,e=s.length;t<e;t++){const e=s[t],f=e.color,v=e.intensity,y=e.distance,E=e.shadow&&e.shadow.map?e.shadow.map.texture:null;if(e.isAmbientLight)a+=f.r*v,o+=f.g*v,l+=f.b*v;else if(e.isLightProbe)for(let t=0;t<9;t++)r.probe[t].addScaledVector(e.sh.coefficients[t],v);else if(e.isDirectionalLight){const t=n.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity),e.castShadow){const t=e.shadow,n=i.get(e);n.shadowBias=t.bias,n.shadowNormalBias=t.normalBias,n.shadowRadius=t.radius,n.shadowMapSize=t.mapSize,r.directionalShadow[c]=n,r.directionalShadowMap[c]=E,r.directionalShadowMatrix[c]=e.shadow.matrix,p++}r.directional[c]=t,c++}else if(e.isSpotLight){const t=n.get(e);if(t.position.setFromMatrixPosition(e.matrixWorld),t.color.copy(f).multiplyScalar(v),t.distance=y,t.coneCos=Math.cos(e.angle),t.penumbraCos=Math.cos(e.angle*(1-e.penumbra)),t.decay=e.decay,e.castShadow){const t=e.shadow,n=i.get(e);n.shadowBias=t.bias,n.shadowNormalBias=t.normalBias,n.shadowRadius=t.radius,n.shadowMapSize=t.mapSize,r.spotShadow[u]=n,r.spotShadowMap[u]=E,r.spotShadowMatrix[u]=e.shadow.matrix,m++}r.spot[u]=t,u++}else if(e.isRectAreaLight){const t=n.get(e);t.color.copy(f).multiplyScalar(v),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),r.rectArea[d]=t,d++}else if(e.isPointLight){const t=n.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity),t.distance=e.distance,t.decay=e.decay,e.castShadow){const t=e.shadow,n=i.get(e);n.shadowBias=t.bias,n.shadowNormalBias=t.normalBias,n.shadowRadius=t.radius,n.shadowMapSize=t.mapSize,n.shadowCameraNear=t.camera.near,n.shadowCameraFar=t.camera.far,r.pointShadow[h]=n,r.pointShadowMap[h]=E,r.pointShadowMatrix[h]=e.shadow.matrix,g++}r.point[h]=t,h++}else if(e.isHemisphereLight){const t=n.get(e);t.skyColor.copy(e.color).multiplyScalar(v),t.groundColor.copy(e.groundColor).multiplyScalar(v),r.hemi[A]=t,A++}}d>0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=gn.LTC_FLOAT_1,r.rectAreaLTC2=gn.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=gn.LTC_HALF_1,r.rectAreaLTC2=gn.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=a,r.ambient[1]=o,r.ambient[2]=l;const f=r.hash;f.directionalLength===c&&f.pointLength===h&&f.spotLength===u&&f.rectAreaLength===d&&f.hemiLength===A&&f.numDirectionalShadows===p&&f.numPointShadows===g&&f.numSpotShadows===m||(r.directional.length=c,r.spot.length=u,r.rectArea.length=d,r.point.length=h,r.hemi.length=A,r.directionalShadow.length=p,r.directionalShadowMap.length=p,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=m,r.spotShadowMap.length=m,r.directionalShadowMatrix.length=p,r.pointShadowMatrix.length=g,r.spotShadowMatrix.length=m,f.directionalLength=c,f.pointLength=h,f.spotLength=u,f.rectAreaLength=d,f.hemiLength=A,f.numDirectionalShadows=p,f.numPointShadows=g,f.numSpotShadows=m,r.version=lr++)},setupView:function(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e<d;e++){const d=t[e];if(d.isDirectionalLight){const t=r.directional[n];t.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),n++}else if(d.isSpotLight){const t=r.spot[l];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),t.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const t=r.rectArea[c];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),o.identity(),a.copy(d.matrixWorld),a.premultiply(u),o.extractRotation(a),t.halfWidth.set(.5*d.width,0,0),t.halfHeight.set(0,.5*d.height,0),t.halfWidth.applyMatrix4(o),t.halfHeight.applyMatrix4(o),c++}else if(d.isPointLight){const t=r.point[i];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),i++}else if(d.isHemisphereLight){const t=r.hemi[h];t.direction.setFromMatrixPosition(d.matrixWorld),t.direction.transformDirection(u),t.direction.normalize(),h++}}},state:r}}function ur(t,e){const n=new hr(t,e),i=[],r=[];return{init:function(){i.length=0,r.length=0},state:{lightsArray:i,shadowsArray:r,lights:n},setupLights:function(){n.setup(i)},setupLightsView:function(t){n.setupView(i,t)},pushLight:function(t){i.push(t)},pushShadow:function(t){r.push(t)}}}function dr(t,e){let n=new WeakMap;return{get:function(i,r=0){let s;return!1===n.has(i)?(s=new ur(t,e),n.set(i,[s])):r>=n.get(i).length?(s=new ur(t,e),n.get(i).push(s)):s=n.get(i)[r],s},dispose:function(){n=new WeakMap}}}class Ar extends oe{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(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}}Ar.prototype.isMeshDepthMaterial=!0;class pr extends oe{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new H,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return super.copy(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}}pr.prototype.isMeshDistanceMaterial=!0;function gr(t,e,n){let i=new hn;const r=new R,s=new R,a=new G,o=[],l=[],c={},h=n.maxTextureSize,u={0:1,1:0,2:2},d=new tn({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new R},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n\tfor ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean * HALF_SAMPLE_RATE;\n\tsquared_mean = squared_mean * HALF_SAMPLE_RATE;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),A=d.clone();A.defines.HORIZONTAL_PASS=1;const p=new Te;p.setAttribute("position",new ve(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const g=new Ye(p,d),m=this;function f(n,i){const r=e.update(g);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,d,g,null),A.uniforms.shadow_pass.value=n.mapPass.texture,A.uniforms.resolution.value=n.mapSize,A.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,A,g,null)}function v(t,e,n){const i=t<<0|e<<1|n<<2;let r=o[i];return void 0===r&&(r=new Ar({depthPacking:3201,morphTargets:t,skinning:e}),o[i]=r),r}function y(t,e,n){const i=t<<0|e<<1|n<<2;let r=l[i];return void 0===r&&(r=new pr({morphTargets:t,skinning:e}),l[i]=r),r}function E(e,n,i,r,s,a,o){let l=null,h=v,d=e.customDepthMaterial;if(!0===r.isPointLight&&(h=y,d=e.customDistanceMaterial),void 0===d){let t=!1;!0===i.morphTargets&&(t=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);let r=!1;!0===e.isSkinnedMesh&&(!0===i.skinning?r=!0:console.warn("THREE.WebGLShadowMap: 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l=t.getRenderTarget(),c=t.getActiveCubeFace(),u=t.getActiveMipmapLevel(),d=t.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(let l=0,c=e.length;l<c;l++){const c=e[l],u=c.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;r.copy(u.mapSize);const A=u.getFrameExtents();if(r.multiply(A),s.copy(u.mapSize),(r.x>h||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/A.x),r.x=s.x*A.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/A.y),r.y=s.y*A.y,u.mapSize.y=s.y)),null===u.map&&!u.isPointLightShadow&&3===this.type){const t={minFilter:1006,magFilter:1006,format:1023};u.map=new k(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.mapPass=new k(r.x,r.y,t),u.camera.updateProjectionMatrix()}if(null===u.map){const t={minFilter:1003,magFilter:1003,format:1023};u.map=new 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i=x[e];n.texImage2D(34069+t,e+1,g,A,p,i.image[t])}}e.__maxMipLevel=x.length}v(i,d)&&y(34067,i,u.width,u.height);e.__version=i.version,i.onUpdate&&i.onUpdate(i)}(a,e,r):(n.activeTexture(33984+r),n.bindTexture(34067,a.__webglTexture))}const M={1e3:10497,1001:33071,1002:33648},B={1003:9728,1004:9984,1005:9986,1006:9729,1007:9985,1008:9987};function L(n,s,a){if(a?(t.texParameteri(n,10242,M[s.wrapS]),t.texParameteri(n,10243,M[s.wrapT]),32879!==n&&35866!==n||t.texParameteri(n,32882,M[s.wrapR]),t.texParameteri(n,10240,B[s.magFilter]),t.texParameteri(n,10241,B[s.minFilter])):(t.texParameteri(n,10242,33071),t.texParameteri(n,10243,33071),32879!==n&&35866!==n||t.texParameteri(n,32882,33071),1001===s.wrapS&&1001===s.wrapT||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),t.texParameteri(n,10240,x(s.magFilter)),t.texParameteri(n,10241,x(s.minFilter)),1003!==s.minFilter&&1006!==s.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.")),!0===e.has("EXT_texture_filter_anisotropic")){const a=e.get("EXT_texture_filter_anisotropic");if(1015===s.type&&!1===e.has("OES_texture_float_linear"))return;if(!1===o&&1016===s.type&&!1===e.has("OES_texture_half_float_linear"))return;(s.anisotropy>1||i.get(s).__currentAnisotropy)&&(t.texParameterf(n,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(s.anisotropy,r.getMaxAnisotropy())),i.get(s).__currentAnisotropy=s.anisotropy)}}function R(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",w),e.__webglTexture=t.createTexture(),a.memory.textures++)}function D(e,i,r){let a=3553;i.isDataTexture2DArray&&(a=35866),i.isDataTexture3D&&(a=32879),R(e,i),n.activeTexture(33984+r),n.bindTexture(a,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment),t.pixelStorei(37443,0);const l=function(t){return!o&&(1001!==t.wrapS||1001!==t.wrapT||1003!==t.minFilter&&1006!==t.minFilter)}(i)&&!1===f(i.image),c=m(i.image,l,!1,h),u=f(c)||o,d=s.convert(i.format);let A,p=s.convert(i.type),g=E(i.internalFormat,d,p);L(a,i,u);const x=i.mipmaps;if(i.isDepthTexture)g=6402,o?g=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===g&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,p=s.convert(i.type)),1027===i.format&&6402===g&&(g=34041,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,p=s.convert(i.type))),n.texImage2D(3553,0,g,c.width,c.height,0,d,p,null);else if(i.isDataTexture)if(x.length>0&&u){for(let t=0,e=x.length;t<e;t++)A=x[t],n.texImage2D(3553,t,g,A.width,A.height,0,d,p,A.data);i.generateMipmaps=!1,e.__maxMipLevel=x.length-1}else n.texImage2D(3553,0,g,c.width,c.height,0,d,p,c.data),e.__maxMipLevel=0;else if(i.isCompressedTexture){for(let t=0,e=x.length;t<e;t++)A=x[t],1023!==i.format&&1022!==i.format?null!==d?n.compressedTexImage2D(3553,t,g,A.width,A.height,0,A.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,t,g,A.width,A.height,0,d,p,A.data);e.__maxMipLevel=x.length-1}else if(i.isDataTexture2DArray)n.texImage3D(35866,0,g,c.width,c.height,c.depth,0,d,p,c.data),e.__maxMipLevel=0;else if(i.isDataTexture3D)n.texImage3D(32879,0,g,c.width,c.height,c.depth,0,d,p,c.data),e.__maxMipLevel=0;else if(x.length>0&&u){for(let t=0,e=x.length;t<e;t++)A=x[t],n.texImage2D(3553,t,g,d,p,A);i.generateMipmaps=!1,e.__maxMipLevel=x.length-1}else n.texImage2D(3553,0,g,d,p,c),e.__maxMipLevel=0;v(i,u)&&y(a,i,c.width,c.height),e.__version=i.version,i.onUpdate&&i.onUpdate(i)}function Q(e,r,a,o){const l=r.texture,c=s.convert(l.format),h=s.convert(l.type),u=E(l.internalFormat,c,h);32879===o||35866===o?n.texImage3D(o,0,u,r.width,r.height,r.depth,0,c,h,null):n.texImage2D(o,0,u,r.width,r.height,0,c,h,null),n.bindFramebuffer(36160,e),t.framebufferTexture2D(36160,a,o,i.get(l).__webglTexture,0),n.bindFramebuffer(36160,null)}function P(e,n,i){if(t.bindRenderbuffer(36161,e),n.depthBuffer&&!n.stencilBuffer){let r=33189;if(i){const e=n.depthTexture;e&&e.isDepthTexture&&(1015===e.type?r=36012:1014===e.type&&(r=33190));const i=N(n);t.renderbufferStorageMultisample(36161,i,r,n.width,n.height)}else t.renderbufferStorage(36161,r,n.width,n.height);t.framebufferRenderbuffer(36160,36096,36161,e)}else if(n.depthBuffer&&n.stencilBuffer){if(i){const e=N(n);t.renderbufferStorageMultisample(36161,e,35056,n.width,n.height)}else t.renderbufferStorage(36161,34041,n.width,n.height);t.framebufferRenderbuffer(36160,33306,36161,e)}else{const e=n.texture,r=s.convert(e.format),a=s.convert(e.type),o=E(e.internalFormat,r,a);if(i){const e=N(n);t.renderbufferStorageMultisample(36161,e,o,n.width,n.height)}else t.renderbufferStorage(36161,o,n.width,n.height)}t.bindRenderbuffer(36161,null)}function F(e){const r=i.get(e),s=!0===e.isWebGLCubeRenderTarget;if(e.depthTexture){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(36160,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");i.get(r.depthTexture).__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),I(r.depthTexture,0);const s=i.get(r.depthTexture).__webglTexture;if(1026===r.depthTexture.format)t.framebufferTexture2D(36160,36096,3553,s,0);else{if(1027!==r.depthTexture.format)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(36160,33306,3553,s,0)}}(r.__webglFramebuffer,e)}else if(s){r.__webglDepthbuffer=[];for(let i=0;i<6;i++)n.bindFramebuffer(36160,r.__webglFramebuffer[i]),r.__webglDepthbuffer[i]=t.createRenderbuffer(),P(r.__webglDepthbuffer[i],e,!1)}else n.bindFramebuffer(36160,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),P(r.__webglDepthbuffer,e,!1);n.bindFramebuffer(36160,null)}function N(t){return o&&t.isWebGLMultisampleRenderTarget?Math.min(u,t.samples):0}let U=!1,G=!1;this.allocateTextureUnit=function(){const t=_;return t>=l&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+l),_+=1,t},this.resetTextureUnits=function(){_=0},this.setTexture2D=I,this.setTexture2DArray=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?D(r,t,e):(n.activeTexture(33984+e),n.bindTexture(35866,r.__webglTexture))},this.setTexture3D=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?D(r,t,e):(n.activeTexture(33984+e),n.bindTexture(32879,r.__webglTexture))},this.setTextureCube=C,this.setupRenderTarget=function(e){const r=e.texture,l=i.get(e),c=i.get(r);e.addEventListener("dispose",b),c.__webglTexture=t.createTexture(),c.__version=r.version,a.memory.textures++;const h=!0===e.isWebGLCubeRenderTarget,u=!0===e.isWebGLMultisampleRenderTarget,d=r.isDataTexture3D||r.isDataTexture2DArray,A=f(e)||o;if(!o||1022!==r.format||1015!==r.type&&1016!==r.type||(r.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),h){l.__webglFramebuffer=[];for(let e=0;e<6;e++)l.__webglFramebuffer[e]=t.createFramebuffer()}else if(l.__webglFramebuffer=t.createFramebuffer(),u)if(o){l.__webglMultisampledFramebuffer=t.createFramebuffer(),l.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(36161,l.__webglColorRenderbuffer);const i=s.convert(r.format),a=s.convert(r.type),o=E(r.internalFormat,i,a),c=N(e);t.renderbufferStorageMultisample(36161,c,o,e.width,e.height),n.bindFramebuffer(36160,l.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064,36161,l.__webglColorRenderbuffer),t.bindRenderbuffer(36161,null),e.depthBuffer&&(l.__webglDepthRenderbuffer=t.createRenderbuffer(),P(l.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(h){n.bindTexture(34067,c.__webglTexture),L(34067,r,A);for(let t=0;t<6;t++)Q(l.__webglFramebuffer[t],e,36064,34069+t);v(r,A)&&y(34067,r,e.width,e.height),n.bindTexture(34067,null)}else{let t=3553;if(d)if(o){t=r.isDataTexture3D?32879:35866}else console.warn("THREE.DataTexture3D and THREE.DataTexture2DArray only supported with WebGL2.");n.bindTexture(t,c.__webglTexture),L(t,r,A),Q(l.__webglFramebuffer,e,36064,t),v(r,A)&&y(3553,r,e.width,e.height),n.bindTexture(3553,null)}e.depthBuffer&&F(e)},this.updateRenderTargetMipmap=function(t){const e=t.texture;if(v(e,f(t)||o)){const r=t.isWebGLCubeRenderTarget?34067:3553,s=i.get(e).__webglTexture;n.bindTexture(r,s),y(r,e,t.width,t.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(e){if(e.isWebGLMultisampleRenderTarget)if(o){const r=e.width,s=e.height;let a=16384;e.depthBuffer&&(a|=256),e.stencilBuffer&&(a|=1024);const o=i.get(e);n.bindFramebuffer(36008,o.__webglMultisampledFramebuffer),n.bindFramebuffer(36009,o.__webglFramebuffer),t.blitFramebuffer(0,0,r,s,0,0,r,s,a,9728),n.bindFramebuffer(36008,null),n.bindFramebuffer(36009,o.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(t,e){t&&t.isWebGLRenderTarget&&(!1===U&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),U=!0),t=t.texture),I(t,e)},this.safeSetTextureCube=function(t,e){t&&t.isWebGLCubeRenderTarget&&(!1===G&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),G=!0),t=t.texture),C(t,e)}}function vr(t,e,n){const i=n.isWebGL2;return{convert:function(t){let n;if(1009===t)return 5121;if(1017===t)return 32819;if(1018===t)return 32820;if(1019===t)return 33635;if(1010===t)return 5120;if(1011===t)return 5122;if(1012===t)return 5123;if(1013===t)return 5124;if(1014===t)return 5125;if(1015===t)return 5126;if(1016===t)return i?5131:(n=e.get("OES_texture_half_float"),null!==n?n.HALF_FLOAT_OES:null);if(1021===t)return 6406;if(1022===t)return 6407;if(1023===t)return 6408;if(1024===t)return 6409;if(1025===t)return 6410;if(1026===t)return 6402;if(1027===t)return 34041;if(1028===t)return 6403;if(1029===t)return 36244;if(1030===t)return 33319;if(1031===t)return 33320;if(1032===t)return 36248;if(1033===t)return 36249;if(33776===t||33777===t||33778===t||33779===t){if(n=e.get("WEBGL_compressed_texture_s3tc"),null===n)return null;if(33776===t)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===t)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===t)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===t)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===t||35841===t||35842===t||35843===t){if(n=e.get("WEBGL_compressed_texture_pvrtc"),null===n)return null;if(35840===t)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===t)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===t)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===t)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===t)return n=e.get("WEBGL_compressed_texture_etc1"),null!==n?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===t||37496===t)&&(n=e.get("WEBGL_compressed_texture_etc"),null!==n)){if(37492===t)return n.COMPRESSED_RGB8_ETC2;if(37496===t)return n.COMPRESSED_RGBA8_ETC2_EAC}return 37808===t||37809===t||37810===t||37811===t||37812===t||37813===t||37814===t||37815===t||37816===t||37817===t||37818===t||37819===t||37820===t||37821===t||37840===t||37841===t||37842===t||37843===t||37844===t||37845===t||37846===t||37847===t||37848===t||37849===t||37850===t||37851===t||37852===t||37853===t?(n=e.get("WEBGL_compressed_texture_astc"),null!==n?t:null):36492===t?(n=e.get("EXT_texture_compression_bptc"),null!==n?t:null):1020===t?i?34042:(n=e.get("WEBGL_depth_texture"),null!==n?n.UNSIGNED_INT_24_8_WEBGL:null):void 0}}}class yr extends nn{constructor(t=[]){super(),this.cameras=t}}yr.prototype.isArrayCamera=!0;class Er extends Vt{constructor(){super(),this.type="Group"}}Er.prototype.isGroup=!0;const xr={type:"move"};class wr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Er,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Er,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new H,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new H),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Er,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new H,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new H),this._grip}dispatchEvent(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(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(t,e,n){let i=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState)if(null!==a&&(i=e.getPose(t.targetRaySpace,n),null!==i&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(xr))),l&&t.hand){s=!0;for(const i of t.hand.values()){const t=e.getJointPose(i,n);if(void 0===l.joints[i.jointName]){const t=new Er;t.matrixAutoUpdate=!1,t.visible=!1,l.joints[i.jointName]=t,l.add(t)}const r=l.joints[i.jointName];null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.jointRadius=t.radius),r.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}}class br extends y{constructor(t,e){super();const n=this,i=t.state;let r=null,s=1,a=null,o="local-floor",l=null;const c=[],h=new Map,u=new nn;u.layers.enable(1),u.viewport=new G;const d=new nn;d.layers.enable(2),d.viewport=new G;const A=[u,d],p=new yr;p.layers.enable(1),p.layers.enable(2);let g=null,m=null;function f(t){const e=h.get(t.inputSource);e&&e.dispatchEvent({type:t.type,data:t.inputSource})}function v(){h.forEach((function(t,e){t.disconnect(e)})),h.clear(),g=null,m=null,i.bindXRFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),_.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function y(t){const e=r.inputSources;for(let t=0;t<c.length;t++)h.set(e[t],c[t]);for(let e=0;e<t.removed.length;e++){const n=t.removed[e],i=h.get(n);i&&(i.dispatchEvent({type:"disconnected",data:n}),h.delete(n))}for(let e=0;e<t.added.length;e++){const n=t.added[e],i=h.get(n);i&&i.dispatchEvent({type:"connected",data:n})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=c[t];return void 0===e&&(e=new wr,c[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=c[t];return void 0===e&&(e=new wr,c[t]=e),e.getGripSpace()},this.getHand=function(t){let e=c[t];return void 0===e&&(e=new wr,c[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){s=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){o=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return a},this.getSession=function(){return r},this.setSession=async function(t){if(r=t,null!==r){r.addEventListener("select",f),r.addEventListener("selectstart",f),r.addEventListener("selectend",f),r.addEventListener("squeeze",f),r.addEventListener("squeezestart",f),r.addEventListener("squeezeend",f),r.addEventListener("end",v),r.addEventListener("inputsourceschange",y);const t=e.getContextAttributes();!0!==t.xrCompatible&&await e.makeXRCompatible();const i={antialias:t.antialias,alpha:t.alpha,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:s},l=new XRWebGLLayer(r,e,i);r.updateRenderState({baseLayer:l}),a=await r.requestReferenceSpace(o),_.setContext(r),_.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}};const E=new H,x=new H;function w(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.getCamera=function(t){p.near=d.near=u.near=t.near,p.far=d.far=u.far=t.far,g===p.near&&m===p.far||(r.updateRenderState({depthNear:p.near,depthFar:p.far}),g=p.near,m=p.far);const e=t.parent,n=p.cameras;w(p,e);for(let t=0;t<n.length;t++)w(n[t],e);t.matrixWorld.copy(p.matrixWorld),t.matrix.copy(p.matrix),t.matrix.decompose(t.position,t.quaternion,t.scale);const i=t.children;for(let t=0,e=i.length;t<e;t++)i[t].updateMatrixWorld(!0);return 2===n.length?function(t,e,n){E.setFromMatrixPosition(e.matrixWorld),x.setFromMatrixPosition(n.matrixWorld);const i=E.distanceTo(x),r=e.projectionMatrix.elements,s=n.projectionMatrix.elements,a=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=a*h,A=a*u,p=i/(-h+u),g=p*-h;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(g),t.translateZ(p),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.copy(t.matrixWorld).invert();const m=a+p,f=o+p,v=d-g,y=A+(i-g),w=l*o/f*m,b=c*o/f*m;t.projectionMatrix.makePerspective(v,y,w,b,m,f)}(p,u,d):p.projectionMatrix.copy(u.projectionMatrix),p};let b=null;const _=new un;_.setAnimationLoop((function(t,e){if(l=e.getViewerPose(a),null!==l){const t=l.views,e=r.renderState.baseLayer;i.bindXRFramebuffer(e.framebuffer);let n=!1;t.length!==p.cameras.length&&(p.cameras.length=0,n=!0);for(let i=0;i<t.length;i++){const r=t[i],s=e.getViewport(r),a=A[i];a.matrix.fromArray(r.transform.matrix),a.projectionMatrix.fromArray(r.projectionMatrix),a.viewport.set(s.x,s.y,s.width,s.height),0===i&&p.matrix.copy(a.matrix),!0===n&&p.cameras.push(a)}}const n=r.inputSources;for(let t=0;t<c.length;t++){const i=c[t],r=n[t];i.update(r,e,a)}b&&b(t,e)})),this.setAnimationLoop=function(t){b=t},this.dispose=function(){}}}function _r(t){function e(e,n){e.opacity.value=n.opacity,n.color&&e.diffuse.value.copy(n.color),n.emissive&&e.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(e.map.value=n.map),n.alphaMap&&(e.alphaMap.value=n.alphaMap),n.specularMap&&(e.specularMap.value=n.specularMap);const i=t.get(n).envMap;if(i){e.envMap.value=i,e.flipEnvMap.value=i.isCubeTexture&&i._needsFlipEnvMap?-1:1,e.reflectivity.value=n.reflectivity,e.refractionRatio.value=n.refractionRatio;const r=t.get(i).__maxMipLevel;void 0!==r&&(e.maxMipLevel.value=r)}let r,s;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?s=n.aoMap:n.lightMap&&(s=n.lightMap),void 0!==s&&(s.isWebGLRenderTarget&&(s=s.texture),!0===s.matrixAutoUpdate&&s.updateMatrix(),e.uv2Transform.value.copy(s.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,1===n.side&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),1===n.side&&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,s){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,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&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,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&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,1===e.side&&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,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&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,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&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,s):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 Ir(t){const e=void 0!==(t=t||{}).canvas?t.canvas:function(){const t=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");return t.style.display="block",t}(),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,s=void 0===t.stencil||t.stencil,a=void 0!==t.antialias&&t.antialias,o=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",h=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat;let u=null,d=null;const A=[],p=[];this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=3e3,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1;const g=this;let m=!1,f=0,v=0,y=null,E=-1,x=null;const w=new G,b=new G;let _=null,I=e.width,C=e.height,M=1,S=null,T=null;const L=new G(0,0,I,C),D=new G(0,0,I,C);let Q=!1;const P=new hn;let F=!1,N=!1;const U=new yt,k=new H,O={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function z(){return null===y?M:1}let V,W,q,j,Y,J,X,K,Z,$,tt,et,nt,it,rt,st,at,ot,lt,ct,ht,ut,dt=n;function At(t,n){for(let i=0;i<t.length;i++){const r=t[i],s=e.getContext(r,n);if(null!==s)return s}return null}try{const t={alpha:i,depth:r,stencil:s,antialias:a,premultipliedAlpha:o,preserveDrawingBuffer:l,powerPreference:c,failIfMajorPerformanceCaveat:h};if(e.addEventListener("webglcontextlost",mt,!1),e.addEventListener("webglcontextrestored",ft,!1),null===dt){const e=["webgl2","webgl","experimental-webgl"];if(!0===g.isWebGL1Renderer&&e.shift(),dt=At(e,t),null===dt)throw At(e)?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.")}void 0===dt.getShaderPrecisionFormat&&(dt.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}})}catch(t){throw console.error("THREE.WebGLRenderer: "+t.message),t}function pt(){V=new bn(dt),W=new En(dt,V,t),V.init(W),ht=new vr(dt,V,W),q=new mr(dt,V,W),j=new Cn(dt),Y=new nr,J=new fr(dt,V,q,Y,W,ht,j),X=new wn(g),K=new dn(dt,W),ut=new vn(dt,V,K,W),Z=new _n(dt,K,j,ut),$=new Tn(dt,Z,K,j),ot=new Bn(dt),rt=new xn(Y),tt=new er(g,X,V,W,ut,rt),et=new _r(Y),nt=new ar(Y),it=new dr(V,W),at=new fn(g,X,q,$,o),st=new gr(g,$,W),lt=new yn(dt,V,j,W),ct=new In(dt,V,j,W),j.programs=tt.programs,g.capabilities=W,g.extensions=V,g.properties=Y,g.renderLists=nt,g.shadowMap=st,g.state=q,g.info=j}pt();const gt=new br(g,dt);function mt(t){t.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),m=!0}function ft(){console.log("THREE.WebGLRenderer: Context Restored."),m=!1;const t=j.autoReset,e=st.enabled,n=st.autoUpdate,i=st.needsUpdate,r=st.type;pt(),j.autoReset=t,st.enabled=e,st.autoUpdate=n,st.needsUpdate=i,st.type=r}function vt(t){const e=t.target;e.removeEventListener("dispose",vt),function(t){(function(t){const e=Y.get(t).programs;void 0!==e&&e.forEach((function(t){tt.releaseProgram(t)}))})(t),Y.remove(t)}(e)}this.xr=gt,this.getContext=function(){return dt},this.getContextAttributes=function(){return dt.getContextAttributes()},this.forceContextLoss=function(){const t=V.get("WEBGL_lose_context");t&&t.loseContext()},this.forceContextRestore=function(){const t=V.get("WEBGL_lose_context");t&&t.restoreContext()},this.getPixelRatio=function(){return M},this.setPixelRatio=function(t){void 0!==t&&(M=t,this.setSize(I,C,!1))},this.getSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),t=new R),t.set(I,C)},this.setSize=function(t,n,i){gt.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(I=t,C=n,e.width=Math.floor(t*M),e.height=Math.floor(n*M),!1!==i&&(e.style.width=t+"px",e.style.height=n+"px"),this.setViewport(0,0,t,n))},this.getDrawingBufferSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument"),t=new 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pe),t.copy(at.getClearColor())},this.setClearColor=function(){at.setClearColor.apply(at,arguments)},this.getClearAlpha=function(){return at.getClearAlpha()},this.setClearAlpha=function(){at.setClearAlpha.apply(at,arguments)},this.clear=function(t,e,n){let i=0;(void 0===t||t)&&(i|=16384),(void 0===e||e)&&(i|=256),(void 0===n||n)&&(i|=1024),dt.clear(i)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){e.removeEventListener("webglcontextlost",mt,!1),e.removeEventListener("webglcontextrestored",ft,!1),nt.dispose(),it.dispose(),Y.dispose(),X.dispose(),$.dispose(),ut.dispose(),gt.dispose(),gt.removeEventListener("sessionstart",xt),gt.removeEventListener("sessionend",wt),bt.stop()},this.renderBufferImmediate=function(t,e){ut.initAttributes();const n=Y.get(t);t.hasPositions&&!n.position&&(n.position=dt.createBuffer()),t.hasNormals&&!n.normal&&(n.normal=dt.createBuffer()),t.hasUvs&&!n.uv&&(n.uv=dt.createBuffer()),t.hasColors&&!n.color&&(n.color=dt.createBuffer());const i=e.getAttributes();t.hasPositions&&(dt.bindBuffer(34962,n.position),dt.bufferData(34962,t.positionArray,35048),ut.enableAttribute(i.position),dt.vertexAttribPointer(i.position,3,5126,!1,0,0)),t.hasNormals&&(dt.bindBuffer(34962,n.normal),dt.bufferData(34962,t.normalArray,35048),ut.enableAttribute(i.normal),dt.vertexAttribPointer(i.normal,3,5126,!1,0,0)),t.hasUvs&&(dt.bindBuffer(34962,n.uv),dt.bufferData(34962,t.uvArray,35048),ut.enableAttribute(i.uv),dt.vertexAttribPointer(i.uv,2,5126,!1,0,0)),t.hasColors&&(dt.bindBuffer(34962,n.color),dt.bufferData(34962,t.colorArray,35048),ut.enableAttribute(i.color),dt.vertexAttribPointer(i.color,3,5126,!1,0,0)),ut.disableUnusedAttributes(),dt.drawArrays(4,0,t.count),t.count=0},this.renderBufferDirect=function(t,e,n,i,r,s){null===e&&(e=O);const a=r.isMesh&&r.matrixWorld.determinant()<0,o=Bt(t,e,i,r);q.setMaterial(i,a);let l=n.index;const c=n.attributes.position;if(null===l){if(void 0===c||0===c.count)return}else if(0===l.count)return;let h,u=1;!0===i.wireframe&&(l=Z.getWireframeAttribute(n),u=2),(i.morphTargets||i.morphNormals)&&ot.update(r,n,i,o),ut.setup(r,i,o,n,l);let d=lt;null!==l&&(h=K.get(l),d=ct,d.setIndex(h));const A=null!==l?l.count:c.count,p=n.drawRange.start*u,g=n.drawRange.count*u,m=null!==s?s.start*u:0,f=null!==s?s.count*u:1/0,v=Math.max(p,m),y=Math.min(A,p+g,m+f)-1,E=Math.max(0,y-v+1);if(0!==E){if(r.isMesh)!0===i.wireframe?(q.setLineWidth(i.wireframeLinewidth*z()),d.setMode(1)):d.setMode(4);else if(r.isLine){let t=i.linewidth;void 0===t&&(t=1),q.setLineWidth(t*z()),r.isLineSegments?d.setMode(1):r.isLineLoop?d.setMode(2):d.setMode(3)}else r.isPoints?d.setMode(0):r.isSprite&&d.setMode(4);if(r.isInstancedMesh)d.renderInstances(v,E,r.count);else if(n.isInstancedBufferGeometry){const t=Math.min(n.instanceCount,n._maxInstanceCount);d.renderInstances(v,E,t)}else d.render(v,E)}},this.compile=function(t,e){d=it.get(t),d.init(),t.traverseVisible((function(t){t.isLight&&t.layers.test(e.layers)&&(d.pushLight(t),t.castShadow&&d.pushShadow(t))})),d.setupLights(),t.traverse((function(e){const n=e.material;if(n)if(Array.isArray(n))for(let i=0;i<n.length;i++){Mt(n[i],t,e)}else Mt(n,t,e)}))};let Et=null;function xt(){bt.stop()}function wt(){bt.start()}const bt=new un;function _t(t,e,n,i){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)d.pushLight(t),t.castShadow&&d.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||P.intersectsSprite(t)){i&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(U);const e=$.update(t),r=t.material;r.visible&&u.push(t,e,r,n,k.z,null)}}else if(t.isImmediateRenderObject)i&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(U),u.push(t,null,t.material,n,k.z,null);else if((t.isMesh||t.isLine||t.isPoints)&&(t.isSkinnedMesh&&t.skeleton.frame!==j.render.frame&&(t.skeleton.update(),t.skeleton.frame=j.render.frame),!t.frustumCulled||P.intersectsObject(t))){i&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(U);const e=$.update(t),r=t.material;if(Array.isArray(r)){const i=e.groups;for(let s=0,a=i.length;s<a;s++){const a=i[s],o=r[a.materialIndex];o&&o.visible&&u.push(t,e,o,n,k.z,a)}}else r.visible&&u.push(t,e,r,n,k.z,null)}const r=t.children;for(let t=0,s=r.length;t<s;t++)_t(r[t],e,n,i)}function It(t,e,n){const i=!0===e.isScene?e.overrideMaterial:null;for(let r=0,s=t.length;r<s;r++){const s=t[r],a=s.object,o=s.geometry,l=null===i?s.material:i,c=s.group;if(n.isArrayCamera){const t=n.cameras;for(let n=0,i=t.length;n<i;n++){const i=t[n];a.layers.test(i.layers)&&(q.viewport(w.copy(i.viewport)),d.setupLightsView(i),Ct(a,e,i,o,l,c))}}else Ct(a,e,n,o,l,c)}}function Ct(t,e,n,i,r,s){if(t.onBeforeRender(g,e,n,i,r,s),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){const i=Bt(n,e,r,t);q.setMaterial(r),ut.reset(),function(t,e){t.render((function(t){g.renderBufferImmediate(t,e)}))}(t,i)}else g.renderBufferDirect(n,e,i,r,t,s);t.onAfterRender(g,e,n,i,r,s)}function Mt(t,e,n){!0!==e.isScene&&(e=O);const i=Y.get(t),r=d.state.lights,s=d.state.shadowsArray,a=r.state.version,o=tt.getParameters(t,r.state,s,e,n),l=tt.getProgramCacheKey(o);let c=i.programs;i.environment=t.isMeshStandardMaterial?e.environment:null,i.fog=e.fog,i.envMap=X.get(t.envMap||i.environment),void 0===c&&(t.addEventListener("dispose",vt),c=new Map,i.programs=c);let h=c.get(l);if(void 0!==h){if(i.currentProgram===h&&i.lightsStateVersion===a)return St(t,o),h}else o.uniforms=tt.getUniforms(t),t.onBuild(o,g),t.onBeforeCompile(o,g),h=tt.acquireProgram(o,l),c.set(l,h),i.uniforms=o.uniforms;const u=i.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=rt.uniform),St(t,o),i.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),i.lightsStateVersion=a,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotShadowMatrix.value=r.state.spotShadowMatrix,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const A=h.getUniforms(),p=Qi.seqWithValue(A.seq,u);return i.currentProgram=h,i.uniformsList=p,h}function St(t,e){const n=Y.get(t);n.outputEncoding=e.outputEncoding,n.instancing=e.instancing,n.numClippingPlanes=e.numClippingPlanes,n.numIntersection=e.numClipIntersection,n.vertexAlphas=e.vertexAlphas}function Bt(t,e,n,i){!0!==e.isScene&&(e=O),J.resetTextureUnits();const r=e.fog,s=n.isMeshStandardMaterial?e.environment:null,a=null===y?g.outputEncoding:y.texture.encoding,o=X.get(n.envMap||s),l=!0===n.vertexColors&&i.geometry&&i.geometry.attributes.color&&4===i.geometry.attributes.color.itemSize,c=Y.get(n),h=d.state.lights;if(!0===F&&(!0===N||t!==x)){const e=t===x&&n.id===E;rt.setState(n,t,e)}let u=!1;n.version===c.__version?c.needsLights&&c.lightsStateVersion!==h.state.version||c.outputEncoding!==a||i.isInstancedMesh&&!1===c.instancing?u=!0:i.isInstancedMesh||!0!==c.instancing?c.envMap!==o||n.fog&&c.fog!==r?u=!0:void 0===c.numClippingPlanes||c.numClippingPlanes===rt.numPlanes&&c.numIntersection===rt.numIntersection?c.vertexAlphas!==l&&(u=!0):u=!0:u=!0:(u=!0,c.__version=n.version);let A=c.currentProgram;!0===u&&(A=Mt(n,e,i));let p=!1,m=!1,f=!1;const v=A.getUniforms(),w=c.uniforms;if(q.useProgram(A.program)&&(p=!0,m=!0,f=!0),n.id!==E&&(E=n.id,m=!0),p||x!==t){if(v.setValue(dt,"projectionMatrix",t.projectionMatrix),W.logarithmicDepthBuffer&&v.setValue(dt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),x!==t&&(x=t,m=!0,f=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){const e=v.map.cameraPosition;void 0!==e&&e.setValue(dt,k.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&v.setValue(dt,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||n.skinning)&&v.setValue(dt,"viewMatrix",t.matrixWorldInverse)}if(n.skinning){v.setOptional(dt,i,"bindMatrix"),v.setOptional(dt,i,"bindMatrixInverse");const t=i.skeleton;if(t){const e=t.bones;if(W.floatVertexTextures){if(null===t.boneTexture){let n=Math.sqrt(4*e.length);n=B(n),n=Math.max(n,4);const i=new Float32Array(n*n*4);i.set(t.boneMatrices);const r=new on(i,n,n,1023,1015);t.boneMatrices=i,t.boneTexture=r,t.boneTextureSize=n}v.setValue(dt,"boneTexture",t.boneTexture,J),v.setValue(dt,"boneTextureSize",t.boneTextureSize)}else v.setOptional(dt,t,"boneMatrices")}}var b,_;return(m||c.receiveShadow!==i.receiveShadow)&&(c.receiveShadow=i.receiveShadow,v.setValue(dt,"receiveShadow",i.receiveShadow)),m&&(v.setValue(dt,"toneMappingExposure",g.toneMappingExposure),c.needsLights&&(_=f,(b=w).ambientLightColor.needsUpdate=_,b.lightProbe.needsUpdate=_,b.directionalLights.needsUpdate=_,b.directionalLightShadows.needsUpdate=_,b.pointLights.needsUpdate=_,b.pointLightShadows.needsUpdate=_,b.spotLights.needsUpdate=_,b.spotLightShadows.needsUpdate=_,b.rectAreaLights.needsUpdate=_,b.hemisphereLights.needsUpdate=_),r&&n.fog&&et.refreshFogUniforms(w,r),et.refreshMaterialUniforms(w,n,M,C),Qi.upload(dt,c.uniformsList,w,J)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(Qi.upload(dt,c.uniformsList,w,J),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&v.setValue(dt,"center",i.center),v.setValue(dt,"modelViewMatrix",i.modelViewMatrix),v.setValue(dt,"normalMatrix",i.normalMatrix),v.setValue(dt,"modelMatrix",i.matrixWorld),A}bt.setAnimationLoop((function(t){Et&&Et(t)})),"undefined"!=typeof window&&bt.setContext(window),this.setAnimationLoop=function(t){Et=t,gt.setAnimationLoop(t),null===t?bt.stop():bt.start()},gt.addEventListener("sessionstart",xt),gt.addEventListener("sessionend",wt),this.render=function(t,e){let n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===m)return;!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),!0===gt.enabled&&!0===gt.isPresenting&&(e=gt.getCamera(e)),!0===t.isScene&&t.onBeforeRender(g,t,e,n||y),d=it.get(t,p.length),d.init(),p.push(d),U.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),P.setFromProjectionMatrix(U),N=this.localClippingEnabled,F=rt.init(this.clippingPlanes,N,e),u=nt.get(t,A.length),u.init(),A.push(u),_t(t,e,0,g.sortObjects),u.finish(),!0===g.sortObjects&&u.sort(S,T),!0===F&&rt.beginShadows();const r=d.state.shadowsArray;st.render(r,t,e),d.setupLights(),d.setupLightsView(e),!0===F&&rt.endShadows(),!0===this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),at.render(u,t,e,i);const s=u.opaque,a=u.transparent;s.length>0&&It(s,t,e),a.length>0&&It(a,t,e),null!==y&&(J.updateRenderTargetMipmap(y),J.updateMultisampleRenderTarget(y)),!0===t.isScene&&t.onAfterRender(g,t,e),q.buffers.depth.setTest(!0),q.buffers.depth.setMask(!0),q.buffers.color.setMask(!0),q.setPolygonOffset(!1),ut.resetDefaultState(),E=-1,x=null,p.pop(),d=p.length>0?p[p.length-1]:null,A.pop(),u=A.length>0?A[A.length-1]:null},this.getActiveCubeFace=function(){return f},this.getActiveMipmapLevel=function(){return v},this.getRenderTarget=function(){return y},this.setRenderTarget=function(t,e=0,n=0){y=t,f=e,v=n,t&&void 0===Y.get(t).__webglFramebuffer&&J.setupRenderTarget(t);let i=null,r=!1,s=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(s=!0);const a=Y.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e],r=!0):i=t.isWebGLMultisampleRenderTarget?Y.get(t).__webglMultisampledFramebuffer:a,w.copy(t.viewport),b.copy(t.scissor),_=t.scissorTest}else w.copy(L).multiplyScalar(M).floor(),b.copy(D).multiplyScalar(M).floor(),_=Q;if(q.bindFramebuffer(36160,i),q.viewport(w),q.scissor(b),q.setScissorTest(_),r){const i=Y.get(t.texture);dt.framebufferTexture2D(36160,36064,34069+e,i.__webglTexture,n)}else if(s){const i=Y.get(t.texture),r=e||0;dt.framebufferTextureLayer(36160,36064,i.__webglTexture,n||0,r)}},this.readRenderTargetPixels=function(t,e,n,i,r,s,a){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=Y.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){q.bindFramebuffer(36160,o);try{const a=t.texture,o=a.format,l=a.type;if(1023!==o&&ht.convert(o)!==dt.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=1016===l&&(V.has("EXT_color_buffer_half_float")||W.isWebGL2&&V.has("EXT_color_buffer_float"));if(!(1009===l||ht.convert(l)===dt.getParameter(35738)||1015===l&&(W.isWebGL2||V.has("OES_texture_float")||V.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===dt.checkFramebufferStatus(36160)?e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&dt.readPixels(e,n,i,r,ht.convert(o),ht.convert(l),s):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==y?Y.get(y).__webglFramebuffer:null;q.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i),a=ht.convert(e.format);J.setTexture2D(e,0),dt.copyTexImage2D(3553,n,a,t.x,t.y,r,s,0),q.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=ht.convert(n.format),o=ht.convert(n.type);J.setTexture2D(n,0),dt.pixelStorei(37440,n.flipY),dt.pixelStorei(37441,n.premultiplyAlpha),dt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?dt.texSubImage2D(3553,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?dt.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):dt.texSubImage2D(3553,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&dt.generateMipmap(3553),q.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(g.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const{width:s,height:a,data:o}=n.image,l=ht.convert(i.format),c=ht.convert(i.type);let h;if(i.isDataTexture3D)J.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");J.setTexture2DArray(i,0),h=35866}dt.pixelStorei(37440,i.flipY),dt.pixelStorei(37441,i.premultiplyAlpha),dt.pixelStorei(3317,i.unpackAlignment);const u=dt.getParameter(3314),d=dt.getParameter(32878),A=dt.getParameter(3316),p=dt.getParameter(3315),m=dt.getParameter(32877);dt.pixelStorei(3314,s),dt.pixelStorei(32878,a),dt.pixelStorei(3316,t.min.x),dt.pixelStorei(3315,t.min.y),dt.pixelStorei(32877,t.min.z),dt.texSubImage3D(h,r,e.x,e.y,e.z,t.max.x-t.min.x+1,t.max.y-t.min.y+1,t.max.z-t.min.z+1,l,c,o),dt.pixelStorei(3314,u),dt.pixelStorei(32878,d),dt.pixelStorei(3316,A),dt.pixelStorei(3315,p),dt.pixelStorei(32877,m),0===r&&i.generateMipmaps&&dt.generateMipmap(h),q.unbindTexture()},this.initTexture=function(t){J.setTexture2D(t,0),q.unbindTexture()},this.resetState=function(){f=0,v=0,y=null,q.reset(),ut.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class Cr extends Ir{}Cr.prototype.isWebGL1Renderer=!0;class Mr extends Vt{constructor(){super(),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}}Mr.prototype.isScene=!0;class Sr{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=_(),this.onUploadCallback=function(){}}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(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(t,e=0){return this.array.set(t,e),this}clone(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=_()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const e=new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),n=new Sr(e,this.stride);return n.setUsage(this.usage),n}onUpload(t){return this.onUploadCallback=t,this}toJSON(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=_()),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}}}Sr.prototype.isInterleavedBuffer=!0;const Br=new H;class Tr{constructor(t,e,n,i){this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=!0===i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(t){this.data.needsUpdate=t}applyMatrix4(t){for(let e=0,n=this.data.count;e<n;e++)Br.x=this.getX(e),Br.y=this.getY(e),Br.z=this.getZ(e),Br.applyMatrix4(t),this.setXYZ(e,Br.x,Br.y,Br.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)Br.x=this.getX(e),Br.y=this.getY(e),Br.z=this.getZ(e),Br.applyNormalMatrix(t),this.setXYZ(e,Br.x,Br.y,Br.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)Br.x=this.getX(e),Br.y=this.getY(e),Br.z=this.getZ(e),Br.transformDirection(t),this.setXYZ(e,Br.x,Br.y,Br.z);return this}setX(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){return this.data.array[t*this.data.stride+this.offset]}getY(t){return this.data.array[t*this.data.stride+this.offset+1]}getZ(t){return this.data.array[t*this.data.stride+this.offset+2]}getW(t){return this.data.array[t*this.data.stride+this.offset+3]}setXY(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(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(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(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");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 ve(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 Tr(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");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}}}Tr.prototype.isInterleavedBufferAttribute=!0;const Lr=new H,Rr=new G,Dr=new G,Qr=new H,Pr=new yt;class Fr extends Ye{constructor(t,e){super(t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new yt,this.bindMatrixInverse=new yt}copy(t){return super.copy(t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new G,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(t){super.updateMatrixWorld(t),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(t,e){const n=this.skeleton,i=this.geometry;Rr.fromBufferAttribute(i.attributes.skinIndex,t),Dr.fromBufferAttribute(i.attributes.skinWeight,t),Lr.fromBufferAttribute(i.attributes.position,t).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let t=0;t<4;t++){const i=Dr.getComponent(t);if(0!==i){const r=Rr.getComponent(t);Pr.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),e.addScaledVector(Qr.copy(Lr).applyMatrix4(Pr),i)}}return e.applyMatrix4(this.bindMatrixInverse)}}Fr.prototype.isSkinnedMesh=!0;class Nr extends Vt{constructor(){super(),this.type="Bone"}}Nr.prototype.isBone=!0;const Ur=new yt,Gr=new yt;class kr{constructor(t=[],e=[]){this.uuid=_(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.frame=-1,this.init()}init(){const t=this.bones,e=this.boneInverses;if(this.boneMatrices=new Float32Array(16*t.length),0===e.length)this.calculateInverses();else if(t.length!==e.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new yt)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){const e=new yt;this.bones[t]&&e.copy(this.bones[t].matrixWorld).invert(),this.boneInverses.push(e)}}pose(){for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&e.matrixWorld.copy(this.boneInverses[t]).invert()}for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&(e.parent&&e.parent.isBone?(e.matrix.copy(e.parent.matrixWorld).invert(),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))}}update(){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:Gr;Ur.multiplyMatrices(r,e[i]),Ur.toArray(n,16*i)}null!==i&&(i.needsUpdate=!0)}clone(){return new kr(this.bones,this.boneInverses)}getBoneByName(t){for(let e=0,n=this.bones.length;e<n;e++){const n=this.bones[e];if(n.name===t)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(t,e){this.uuid=t.uuid;for(let n=0,i=t.bones.length;n<i;n++){const i=t.bones[n];let r=e[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new Nr),this.bones.push(r),this.boneInverses.push((new yt).fromArray(t.boneInverses[n]))}return this.init(),this}toJSON(){const t={metadata:{version:4.5,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;const e=this.bones,n=this.boneInverses;for(let i=0,r=e.length;i<r;i++){const r=e[i];t.bones.push(r.uuid);const s=n[i];t.boneInverses.push(s.toArray())}return t}}class Or extends oe{constructor(t){super(),this.type="LineBasicMaterial",this.color=new pe(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.morphTargets=t.morphTargets,this}}Or.prototype.isLineBasicMaterial=!0;const Hr=new H,zr=new H,Vr=new yt,Wr=new vt,qr=new ht;class jr extends Vt{constructor(t=new Te,e=new Or){super(),this.type="Line",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t){return super.copy(t),this.material=t.material,this.geometry=t.geometry,this}computeLineDistances(){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++)Hr.fromBufferAttribute(e,t-1),zr.fromBufferAttribute(e,t),n[t]=n[t-1],n[t]+=Hr.distanceTo(zr);t.setAttribute("lineDistance",new xe(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else t.isGeometry&&console.error("THREE.Line.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),qr.copy(n.boundingSphere),qr.applyMatrix4(i),qr.radius+=r,!1===t.ray.intersectsSphere(qr))return;Vr.copy(i).invert(),Wr.copy(t.ray).applyMatrix4(Vr);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new H,c=new H,h=new H,u=new H,d=this.isLineSegments?2:1;if(n.isBufferGeometry){const i=n.index,r=n.attributes.position;if(null!==i){for(let n=Math.max(0,s.start),a=Math.min(i.count,s.start+s.count)-1;n<a;n+=d){const s=i.getX(n),a=i.getX(n+1);l.fromBufferAttribute(r,s),c.fromBufferAttribute(r,a);if(Wr.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);d<t.near||d>t.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(r.count,s.start+s.count)-1;n<i;n+=d){l.fromBufferAttribute(r,n),c.fromBufferAttribute(r,n+1);if(Wr.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);i<t.near||i>t.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){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>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}jr.prototype.isLine=!0;const Yr=new H,Jr=new H;class Xr extends jr{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){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)Yr.fromBufferAttribute(e,t),Jr.fromBufferAttribute(e,t+1),n[t]=0===t?0:n[t-1],n[t+1]=n[t]+Yr.distanceTo(Jr);t.setAttribute("lineDistance",new xe(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else t.isGeometry&&console.error("THREE.LineSegments.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this}}Xr.prototype.isLineSegments=!0;class Kr extends jr{constructor(t,e){super(t,e),this.type="LineLoop"}}Kr.prototype.isLineLoop=!0;class Zr extends oe{constructor(t){super(),this.type="PointsMaterial",this.color=new pe(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(t)}copy(t){return super.copy(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}}Zr.prototype.isPointsMaterial=!0;const $r=new yt,ts=new vt,es=new ht,ns=new H;class is extends Vt{constructor(t=new Te,e=new Zr){super(),this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t){return super.copy(t),this.material=t.material,this.geometry=t.geometry,this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),es.copy(n.boundingSphere),es.applyMatrix4(i),es.radius+=r,!1===t.ray.intersectsSphere(es))return;$r.copy(i).invert(),ts.copy(t.ray).applyMatrix4($r);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position;if(null!==r){for(let n=Math.max(0,s.start),l=Math.min(r.count,s.start+s.count);n<l;n++){const s=r.getX(n);ns.fromBufferAttribute(a,s),rs(ns,s,o,i,t,e,this)}}else{for(let n=Math.max(0,s.start),r=Math.min(a.count,s.start+s.count);n<r;n++)ns.fromBufferAttribute(a,n),rs(ns,n,o,i,t,e,this)}}else console.error("THREE.Points.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){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>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function rs(t,e,n,i,r,s,a){const o=ts.distanceSqToPoint(t);if(o<n){const n=new H;ts.closestPointToPoint(t,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}is.prototype.isPoints=!0;class ss extends N{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}ss.prototype.isCompressedTexture=!0;class as extends N{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.needsUpdate=!0}}as.prototype.isCanvasTexture=!0;class os extends oe{constructor(t){super(),this.type="ShadowMaterial",this.color=new pe(0),this.transparent=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this}}os.prototype.isShadowMaterial=!0;class ls extends tn{constructor(t){super(t),this.type="RawShaderMaterial"}}ls.prototype.isRawShaderMaterial=!0;class cs extends oe{constructor(t){super(),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new pe(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 pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new R(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.flatShading=!1,this.vertexTangents=!1,this.setValues(t)}copy(t){return super.copy(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.flatShading=t.flatShading,this.vertexTangents=t.vertexTangents,this}}cs.prototype.isMeshStandardMaterial=!0;class hs extends cs{constructor(t){super(),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new R(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,Object.defineProperty(this,"ior",{get:function(){return(1+.4*this.reflectivity)/(1-.4*this.reflectivity)},set:function(t){this.reflectivity=I(2.5*(t-1)/(t+1),0,1)}}),this.sheen=null,this.transmission=0,this.transmissionMap=null,this.setValues(t)}copy(t){return super.copy(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 pe).copy(t.sheen):this.sheen=null,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this}}hs.prototype.isMeshPhysicalMaterial=!0;const us={arraySlice:function(t,e,n){return us.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 s=0,a=0;a!==i;++s){const i=n[s]*e;for(let n=0;n!==e;++n)r[a++]=t[i+n]}return r},flattenJSON:function(t,e,n,i){let r=1,s=t[0];for(;void 0!==s&&void 0===s[i];)s=t[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(e.push(s.time),n.push.apply(n,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(e.push(s.time),a.toArray(n,n.length)),s=t[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(e.push(s.time),n.push(a)),s=t[r++]}while(void 0!==s)},subclip:function(t,e,n,i,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t<s.tracks.length;++t){const e=s.tracks[t],o=e.getValueSize(),l=[],c=[];for(let t=0;t<e.times.length;++t){const s=e.times[t]*r;if(!(s<n||s>=i)){l.push(e.times[t]);for(let n=0;n<o;++n)c.push(e.values[t*o+n])}}0!==l.length&&(e.times=us.convertArray(l,e.times.constructor),e.values=us.convertArray(c,e.values.constructor),a.push(e))}s.tracks=a;let o=1/0;for(let t=0;t<s.tracks.length;++t)o>s.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t<s.tracks.length;++t)s.tracks[t].shift(-1*o);return s.resetDuration(),s},makeClipAdditive:function(t,e=0,n=t,i=30){i<=0&&(i=30);const r=n.tracks.length,s=e/i;for(let e=0;e<r;++e){const i=n.tracks[e],r=i.ValueTypeName;if("bool"===r||"string"===r)continue;const a=t.tracks.find((function(t){return t.name===i.name&&t.ValueTypeName===r}));if(void 0===a)continue;let o=0;const l=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(o=l/3);let c=0;const h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=i.times.length-1;let d;if(s<=i.times[0]){const t=o,e=l-o;d=us.arraySlice(i.values,t,e)}else if(s>=i.times[u]){const t=u*l+o,e=t+l-o;d=us.arraySlice(i.values,t,e)}else{const t=i.createInterpolant(),e=o,n=l-o;t.evaluate(s),d=us.arraySlice(t.resultBuffer,e,n)}if("quaternion"===r){(new O).fromArray(d).normalize().conjugate().toArray(d)}const A=a.times.length;for(let t=0;t<A;++t){const e=t*h+c;if("quaternion"===r)O.multiplyQuaternionsFlat(a.values,e,d,0,a.values,e);else{const t=h-2*c;for(let n=0;n<t;++n)a.values[e+n]-=d[n]}}}return t.blendMode=2501,t}};class ds{constructor(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,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let n=this._cachedIndex,i=e[n],r=e[n-1];t:{e:{let s;n:{i:if(!(t<i)){for(let s=n+2;;){if(void 0===i){if(t<r)break i;return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,t,r)}if(n===s)break;if(r=i,i=e[++n],t<i)break e}s=e.length;break n}if(t>=r)break t;{const a=e[1];t<a&&(n=2,r=a);for(let s=n-2;;){if(void 0===r)return this._cachedIndex=0,this.beforeStart_(0,t,i);if(n===s)break;if(i=r,r=e[--n-1],t>=r)break e}s=n,n=0}}for(;n<s;){const i=n+s>>>1;t<e[i]?s=i:n=i+1}if(i=e[n],r=e[n-1],void 0===r)return this._cachedIndex=0,this.beforeStart_(0,t,i);if(void 0===i)return 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)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(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_(){throw new Error("call to abstract method")}intervalChanged_(){}}ds.prototype.beforeStart_=ds.prototype.copySampleValue_,ds.prototype.afterEnd_=ds.prototype.copySampleValue_;class As extends ds{constructor(t,e,n,i){super(t,e,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:2400,endingEnd:2400}}intervalChanged_(t,e,n){const i=this.parameterPositions;let r=t-2,s=t+1,a=i[r],o=i[s];if(void 0===a)switch(this.getSettings_().endingStart){case 2401:r=t,a=2*e-n;break;case 2402:r=i.length-2,a=e+i[r]-i[r+1];break;default:r=t,a=n}if(void 0===o)switch(this.getSettings_().endingEnd){case 2401:s=t,o=2*n-e;break;case 2402:s=1,o=n+i[1]-i[0];break;default:s=t-1,o=e}const l=.5*(n-e),c=this.valueSize;this._weightPrev=l/(e-a),this._weightNext=l/(o-n),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,A=(n-e)/(i-e),p=A*A,g=p*A,m=-u*g+2*u*p-u*A,f=(1+u)*g+(-1.5-2*u)*p+(-.5+u)*A+1,v=(-1-d)*g+(1.5+d)*p+.5*A,y=d*g-d*p;for(let t=0;t!==a;++t)r[t]=m*s[c+t]+f*s[l+t]+v*s[o+t]+y*s[h+t];return r}}class ps extends ds{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=(n-e)/(i-e),h=1-c;for(let t=0;t!==a;++t)r[t]=s[l+t]*h+s[o+t]*c;return r}}class gs extends ds{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t){return this.copySampleValue_(t-1)}}class ms{constructor(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 "+t);this.name=t,this.times=us.convertArray(e,this.TimeBufferType),this.values=us.convertArray(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(t){const e=t.constructor;let n;if(e.toJSON!==this.toJSON)n=e.toJSON(t);else{n={name:t.name,times:us.convertArray(t.times,Array),values:us.convertArray(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(n.interpolation=e)}return n.type=t.ValueTypeName,n}InterpolantFactoryMethodDiscrete(t){return new gs(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new ps(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new As(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case 2300:e=this.InterpolantFactoryMethodDiscrete;break;case 2301:e=this.InterpolantFactoryMethodLinear;break;case 2302:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){const e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(e);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]*=t}return this}trim(t,e){const n=this.times,i=n.length;let r=0,s=i-1;for(;r!==i&&n[r]<t;)++r;for(;-1!==s&&n[s]>e;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=us.arraySlice(n,r,s),this.values=us.arraySlice(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const i=n[e];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,i),t=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,i,s),t=!1;break}s=i}if(void 0!==i&&us.isTypedArray(i))for(let e=0,n=i.length;e!==n;++e){const n=i[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=us.arraySlice(this.times),e=us.arraySlice(this.values),n=this.getValueSize(),i=2302===this.getInterpolation(),r=t.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=t[a];if(o!==t[a+1]&&(1!==a||o!==t[0]))if(i)r=!0;else{const t=a*n,i=t-n,s=t+n;for(let a=0;a!==n;++a){const n=e[t+a];if(n!==e[i+a]||n!==e[s+a]){r=!0;break}}}if(r){if(a!==s){t[s]=t[a];const i=a*n,r=s*n;for(let t=0;t!==n;++t)e[r+t]=e[i+t]}++s}}if(r>0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=us.arraySlice(t,0,s),this.values=us.arraySlice(e,0,s*n)):(this.times=t,this.values=e),this}clone(){const t=us.arraySlice(this.times,0),e=us.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}ms.prototype.TimeBufferType=Float32Array,ms.prototype.ValueBufferType=Float32Array,ms.prototype.DefaultInterpolation=2301;class fs extends ms{}fs.prototype.ValueTypeName="bool",fs.prototype.ValueBufferType=Array,fs.prototype.DefaultInterpolation=2300,fs.prototype.InterpolantFactoryMethodLinear=void 0,fs.prototype.InterpolantFactoryMethodSmooth=void 0;class vs extends ms{}vs.prototype.ValueTypeName="color";class ys extends ms{}ys.prototype.ValueTypeName="number";class Es extends ds{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let t=l+a;l!==t;l+=4)O.slerpFlat(r,0,s,l-a,s,l,o);return r}}class xs extends ms{InterpolantFactoryMethodLinear(t){return new Es(this.times,this.values,this.getValueSize(),t)}}xs.prototype.ValueTypeName="quaternion",xs.prototype.DefaultInterpolation=2301,xs.prototype.InterpolantFactoryMethodSmooth=void 0;class ws extends ms{}ws.prototype.ValueTypeName="string",ws.prototype.ValueBufferType=Array,ws.prototype.DefaultInterpolation=2300,ws.prototype.InterpolantFactoryMethodLinear=void 0,ws.prototype.InterpolantFactoryMethodSmooth=void 0;class bs extends ms{}bs.prototype.ValueTypeName="vector";class _s{constructor(t,e=-1,n,i=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=_(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let t=0,r=n.length;t!==r;++t)e.push(Is(n[t]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,i=n.length;t!==i;++t)e.push(ms.toJSON(n[t]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let t=0;t<r;t++){let a=[],o=[];a.push((t+r-1)%r,t,(t+1)%r),o.push(0,1,0);const l=us.getKeyframeOrder(a);a=us.sortedArray(a,1,l),o=us.sortedArray(o,1,l),i||0!==a[0]||(a.push(r),o.push(o[0])),s.push(new ys(".morphTargetInfluences["+e[t].name+"]",a,o).scale(1/n))}return new this(t,-1,s)}static findByName(t,e){let n=t;if(!Array.isArray(t)){const e=t;n=e.geometry&&e.geometry.animations||e.animations}for(let t=0;t<n.length;t++)if(n[t].name===e)return n[t];return null}static CreateClipsFromMorphTargetSequences(t,e,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let e=0,n=t.length;e<n;e++){const n=t[e],s=n.name.match(r);if(s&&s.length>1){const t=s[1];let e=i[t];e||(i[t]=e=[]),e.push(n)}}const s=[];for(const t in i)s.push(this.CreateFromMorphTargetSequence(t,i[t],e,n));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];us.flattenJSON(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t<l.length;t++){const r=l[t].keys;if(r&&0!==r.length)if(r[0].morphTargets){const t={};let e;for(e=0;e<r.length;e++)if(r[e].morphTargets)for(let n=0;n<r[e].morphTargets.length;n++)t[r[e].morphTargets[n]]=-1;for(const n in t){const t=[],s=[];for(let i=0;i!==r[e].morphTargets.length;++i){const i=r[e];t.push(i.time),s.push(i.morphTarget===n?1:0)}i.push(new ys(".morphTargetInfluence["+n+"]",t,s))}o=t.length*(s||1)}else{const s=".bones["+e[t].name+"]";n(bs,s+".position",r,"pos",i),n(xs,s+".quaternion",r,"rot",i),n(bs,s+".scale",r,"scl",i)}}if(0===i.length)return null;return new this(r,o,i,a)}resetDuration(){let t=0;for(let e=0,n=this.tracks.length;e!==n;++e){const n=this.tracks[e];t=Math.max(t,n.times[n.times.length-1])}return this.duration=t,this}trim(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this}validate(){let t=!0;for(let e=0;e<this.tracks.length;e++)t=t&&this.tracks[e].validate();return t}optimize(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this}clone(){const t=[];for(let e=0;e<this.tracks.length;e++)t.push(this.tracks[e].clone());return new this.constructor(this.name,this.duration,t,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function Is(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ys;case"vector":case"vector2":case"vector3":case"vector4":return bs;case"color":return vs;case"quaternion":return xs;case"bool":case"boolean":return fs;case"string":return ws}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){const e=[],n=[];us.flattenJSON(t.keys,e,n,"value"),t.times=e,t.values=n}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const Cs={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};const Ms=new class{constructor(t,e,n){const i=this;let r,s=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this.itemStart=function(t){o++,!1===s&&void 0!==i.onStart&&i.onStart(t,a,o),s=!0},this.itemEnd=function(t){a++,void 0!==i.onProgress&&i.onProgress(t,a,o),a===o&&(s=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(t){void 0!==i.onError&&i.onError(t)},this.resolveURL=function(t){return r?r(t):t},this.setURLModifier=function(t){return r=t,this},this.addHandler=function(t,e){return l.push(t,e),this},this.removeHandler=function(t){const e=l.indexOf(t);return-1!==e&&l.splice(e,2),this},this.getHandler=function(t){for(let e=0,n=l.length;e<n;e+=2){const n=l[e],i=l[e+1];if(n.global&&(n.lastIndex=0),n.test(t))return i}return null}}};class Ss{constructor(t){this.manager=void 0!==t?t:Ms,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const n=this;return new Promise((function(i,r){n.load(t,i,e,r)}))}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}}const Bs={};class Ts extends Ss{constructor(t){super(t)}load(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Cs.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;if(void 0!==Bs[t])return void Bs[t].push({onLoad:e,onProgress:n,onError:i});const a=t.match(/^data:(.*?)(;base64)?,(.*)$/);let o;if(a){const n=a[1],s=!!a[2];let o=a[3];o=decodeURIComponent(o),s&&(o=atob(o));try{let i;const s=(this.responseType||"").toLowerCase();switch(s){case"arraybuffer":case"blob":const t=new Uint8Array(o.length);for(let e=0;e<o.length;e++)t[e]=o.charCodeAt(e);i="blob"===s?new Blob([t.buffer],{type:n}):t.buffer;break;case"document":const e=new DOMParser;i=e.parseFromString(o,n);break;case"json":i=JSON.parse(o);break;default:i=o}setTimeout((function(){e&&e(i),r.manager.itemEnd(t)}),0)}catch(e){setTimeout((function(){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}),0)}}else{Bs[t]=[],Bs[t].push({onLoad:e,onProgress:n,onError:i}),o=new XMLHttpRequest,o.open("GET",t,!0),o.addEventListener("load",(function(e){const n=this.response,i=Bs[t];if(delete Bs[t],200===this.status||0===this.status){0===this.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),Cs.add(t,n);for(let t=0,e=i.length;t<e;t++){const e=i[t];e.onLoad&&e.onLoad(n)}r.manager.itemEnd(t)}else{for(let t=0,n=i.length;t<n;t++){const n=i[t];n.onError&&n.onError(e)}r.manager.itemError(t),r.manager.itemEnd(t)}}),!1),o.addEventListener("progress",(function(e){const n=Bs[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onProgress&&i.onProgress(e)}}),!1),o.addEventListener("error",(function(e){const n=Bs[t];delete Bs[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onError&&i.onError(e)}r.manager.itemError(t),r.manager.itemEnd(t)}),!1),o.addEventListener("abort",(function(e){const n=Bs[t];delete Bs[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onError&&i.onError(e)}r.manager.itemError(t),r.manager.itemEnd(t)}),!1),void 0!==this.responseType&&(o.responseType=this.responseType),void 0!==this.withCredentials&&(o.withCredentials=this.withCredentials),o.overrideMimeType&&o.overrideMimeType(void 0!==this.mimeType?this.mimeType:"text/plain");for(const t in this.requestHeader)o.setRequestHeader(t,this.requestHeader[t]);o.send(null)}return r.manager.itemStart(t),o}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class Ls extends Ss{constructor(t){super(t)}load(t,e,n,i){const r=this,s=[],a=new ss,o=new Ts(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(t[c],(function(t){const n=r.parse(t,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(a.minFilter=1006),a.image=s,a.format=n.format,a.needsUpdate=!0,e&&e(a))}),n,i)}if(Array.isArray(t))for(let e=0,n=t.length;e<n;++e)c(e);else o.load(t,(function(t){const n=r.parse(t,!0);if(n.isCubemap){const t=n.mipmaps.length/n.mipmapCount;for(let e=0;e<t;e++){s[e]={mipmaps:[]};for(let t=0;t<n.mipmapCount;t++)s[e].mipmaps.push(n.mipmaps[e*n.mipmapCount+t]),s[e].format=n.format,s[e].width=n.width,s[e].height=n.height}a.image=s}else a.image.width=n.width,a.image.height=n.height,a.mipmaps=n.mipmaps;1===n.mipmapCount&&(a.minFilter=1006),a.format=n.format,a.needsUpdate=!0,e&&e(a)}),n,i);return a}}class Rs extends Ss{constructor(t){super(t)}load(t,e,n,i){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Cs.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a=document.createElementNS("http://www.w3.org/1999/xhtml","img");function o(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1),Cs.add(t,this),e&&e(this),r.manager.itemEnd(t)}function l(e){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1),i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(t),a.src=t,a}}class Ds extends Ss{constructor(t){super(t)}load(t,e,n,i){const r=new sn,s=new Rs(this.manager);s.setCrossOrigin(this.crossOrigin),s.setPath(this.path);let a=0;function o(n){s.load(t[n],(function(t){r.images[n]=t,a++,6===a&&(r.needsUpdate=!0,e&&e(r))}),void 0,i)}for(let e=0;e<t.length;++e)o(e);return r}}class Qs extends Ss{constructor(t){super(t)}load(t,e,n,i){const r=this,s=new on,a=new Ts(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(t,(function(t){const n=r.parse(t);n&&(void 0!==n.image?s.image=n.image:void 0!==n.data&&(s.image.width=n.width,s.image.height=n.height,s.image.data=n.data),s.wrapS=void 0!==n.wrapS?n.wrapS:1001,s.wrapT=void 0!==n.wrapT?n.wrapT:1001,s.magFilter=void 0!==n.magFilter?n.magFilter:1006,s.minFilter=void 0!==n.minFilter?n.minFilter:1006,s.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.encoding&&(s.encoding=n.encoding),void 0!==n.flipY&&(s.flipY=n.flipY),void 0!==n.format&&(s.format=n.format),void 0!==n.type&&(s.type=n.type),void 0!==n.mipmaps&&(s.mipmaps=n.mipmaps,s.minFilter=1008),1===n.mipmapCount&&(s.minFilter=1006),void 0!==n.generateMipmaps&&(s.generateMipmaps=n.generateMipmaps),s.needsUpdate=!0,e&&e(s,n))}),n,i),s}}class Ps extends Ss{constructor(t){super(t)}load(t,e,n,i){const r=new N,s=new Rs(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(t,(function(n){r.image=n;const i=t.search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/);r.format=i?1022:1023,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}class Fs extends Vt{constructor(t,e=1){super(),this.type="Light",this.color=new pe(t),this.intensity=e}dispose(){}copy(t){return super.copy(t),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(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}}Fs.prototype.isLight=!0;const Ns=new yt,Us=new H,Gs=new H;class ks{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.mapSize=new R(512,512),this.map=null,this.mapPass=null,this.matrix=new yt,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new hn,this._frameExtents=new R(1,1),this._viewportCount=1,this._viewports=[new G(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,n=this.matrix;Us.setFromMatrixPosition(t.matrixWorld),e.position.copy(Us),Gs.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Gs),e.updateMatrixWorld(),Ns.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ns),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(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){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}}class Os extends ks{constructor(){super(new nn(50,1,.5,500)),this.focus=1}updateMatrices(t){const e=this.camera,n=2*b*t.angle*this.focus,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()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}Os.prototype.isSpotLightShadow=!0;class Hs extends Fs{constructor(t,e,n=0,i=Math.PI/3,r=0,s=1){super(t,e),this.type="SpotLight",this.position.copy(Vt.DefaultUp),this.updateMatrix(),this.target=new Vt,this.distance=n,this.angle=i,this.penumbra=r,this.decay=s,this.shadow=new Os}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t){return super.copy(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}}Hs.prototype.isSpotLight=!0;const zs=new yt,Vs=new H,Ws=new H;class qs extends ks{constructor(){super(new nn(90,1,.5,500)),this._frameExtents=new R(4,2),this._viewportCount=6,this._viewports=[new G(2,1,1,1),new G(0,1,1,1),new G(3,1,1,1),new G(1,1,1,1),new G(3,0,1,1),new G(1,0,1,1)],this._cubeDirections=[new H(1,0,0),new H(-1,0,0),new H(0,0,1),new H(0,0,-1),new H(0,1,0),new H(0,-1,0)],this._cubeUps=[new H(0,1,0),new H(0,1,0),new H(0,1,0),new H(0,1,0),new H(0,0,1),new H(0,0,-1)]}updateMatrices(t,e=0){const n=this.camera,i=this.matrix,r=t.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),Vs.setFromMatrixPosition(t.matrixWorld),n.position.copy(Vs),Ws.copy(n.position),Ws.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(Ws),n.updateMatrixWorld(),i.makeTranslation(-Vs.x,-Vs.y,-Vs.z),zs.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(zs)}}qs.prototype.isPointLightShadow=!0;class js extends Fs{constructor(t,e,n=0,i=1){super(t,e),this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new qs}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}js.prototype.isPointLight=!0;class Ys extends en{constructor(t=-1,e=1,n=1,i=-1,r=.1,s=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(t,e){return super.copy(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(t,e,n,i,r,s){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=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){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,s=n+t,a=i+e,o=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,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(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}}Ys.prototype.isOrthographicCamera=!0;class Js extends ks{constructor(){super(new Ys(-5,5,5,-5,.5,500))}}Js.prototype.isDirectionalLightShadow=!0;class Xs extends Fs{constructor(t,e){super(t,e),this.type="DirectionalLight",this.position.copy(Vt.DefaultUp),this.updateMatrix(),this.target=new Vt,this.shadow=new Js}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}Xs.prototype.isDirectionalLight=!0;class Ks{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let n=0,i=t.length;n<i;n++)e+=String.fromCharCode(t[n]);try{return decodeURIComponent(escape(e))}catch(t){return e}}static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)}}class Zs extends Ss{constructor(t){super(t),"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Cs.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,fetch(t,a).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(n){Cs.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)}}Zs.prototype.isImageBitmapLoader=!0;class $s{constructor(t,e,n){let i,r,s;switch(this.binding=t,this.valueSize=n,e){case"quaternion":i=this._slerp,r=this._slerpAdditive,s=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,s=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:i=this._lerp,r=this._lerpAdditive,s=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=s,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(t,e){const n=this.buffer,i=this.valueSize,r=t*i+i;let s=this.cumulativeWeight;if(0===s){for(let t=0;t!==i;++t)n[r+t]=n[t];s=e}else{s+=e;const t=e/s;this._mixBufferRegion(n,r,0,t,i)}this.cumulativeWeight=s}accumulateAdditive(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(t){const e=this.valueSize,n=this.buffer,i=t*e+e,r=this.cumulativeWeight,s=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const t=e*this._origIndex;this._mixBufferRegion(n,i,t,1-r,e)}s>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]){a.setValue(n,i);break}}saveOriginalState(){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(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n<e;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){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(t,e,n,i,r){if(i>=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]}_slerp(t,e,n,i){O.slerpFlat(t,e,t,e,t,n,i)}_slerpAdditive(t,e,n,i,r){const s=this._workIndex*r;O.multiplyQuaternionsFlat(t,s,t,e,t,n),O.slerpFlat(t,e,t,e,t,s,i)}_lerp(t,e,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[n+a]*i}}_lerpAdditive(t,e,n,i,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[n+s]*i}}}const ta=new RegExp("[\\[\\]\\.:\\/]","g"),ea="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",na=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),ia=/(WCOD+)?/.source.replace("WCOD",ea),ra=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),sa=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),aa=new RegExp("^"+na+ia+ra+sa+"$"),oa=["material","materials","bones"];class la{constructor(t,e,n){this.path=e,this.parsedPath=n||la.parseTrackName(e),this.node=la.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new la.Composite(t,e,n):new la(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(ta,"")}static parseTrackName(t){const e=aa.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!==oa.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}static findNode(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 s=n(r.children);if(s)return s}return null},i=n(t.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.node[this.propertyName]}_getValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)t[e++]=n[i]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node;const e=this.parsedPath,n=e.objectName,i=e.propertyName;let r=e.propertyIndex;if(t||(t=la.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(n){let i=e.objectIndex;switch(n){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);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 void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[n]}if(void 0!==i){if(void 0===t[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[i]}}const s=t[i];if(void 0===s){const n=e.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+i+" but it wasn't found.",t)}let a=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?a=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[r]&&(r=t.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(o=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=i;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}la.Composite=class{constructor(t,e,n){const i=n||la.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}getValue(t,e){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)}setValue(t,e){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)}bind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()}unbind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}},la.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},la.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},la.prototype.GetterByBindingType=[la.prototype._getValue_direct,la.prototype._getValue_array,la.prototype._getValue_arrayElement,la.prototype._getValue_toArray],la.prototype.SetterByBindingTypeAndVersioning=[[la.prototype._setValue_direct,la.prototype._setValue_direct_setNeedsUpdate,la.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[la.prototype._setValue_array,la.prototype._setValue_array_setNeedsUpdate,la.prototype._setValue_array_setMatrixWorldNeedsUpdate],[la.prototype._setValue_arrayElement,la.prototype._setValue_arrayElement_setNeedsUpdate,la.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[la.prototype._setValue_fromArray,la.prototype._setValue_fromArray_setNeedsUpdate,la.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class ca{constructor(t,e,n=null,i=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=n,this.blendMode=i;const r=e.tracks,s=r.length,a=new Array(s),o={endingStart:2400,endingEnd:2400};for(let t=0;t!==s;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(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,s=n/i;t.warp(1,r,e),this.warp(s,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,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=t/s,l[1]=e/s,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 s=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case 2501:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(s),e[n].accumulateAdditive(a);break;case 2500:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(s),e[n].accumulate(i,a)}}}_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 s=2202===n;if(0===t)return-1===r?i:s&&1==(1&r)?e-i:i;if(2200===n){-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,s)):this._setEndings(0===this.repetitions,!0,s)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=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===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=t?this.zeroSlopeAtStart?2401:2400:2402,i.endingEnd=e?this.zeroSlopeAtEnd?2401:2400:2402)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=n,this}}class ha extends y{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,s=t._propertyBindings,a=t._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=i[t],l=r.name;let h=c[l];if(void 0!==h)s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;h=new $s(la.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(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(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(){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(t){const e=t._cacheIndex;return null!==e&&e<this._nActiveActions}_addInactiveAction(t,e,n){const i=this._actions,r=this._actionsByClip;let s=r[e];if(void 0===s)s={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=s;else{const e=s.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=i.length,i.push(t),s.actionByRoot[n]=t}_removeInactiveAction(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,s=this._actionsByClip,a=s[r],o=a.knownActions,l=o[o.length-1],c=t._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),t._byClipCacheIndex=null;delete a.actionByRoot[(t._localRoot||this._root).uuid],0===o.length&&delete s[r],this._removeInactiveBindingsForAction(t)}_removeInactiveBindingsForAction(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(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(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(t,e,n){const i=this._bindingsByRootAndName,r=this._bindings;let s=i[e];void 0===s&&(s={},i[e]=s),s[n]=t,t._cacheIndex=r.length,r.push(t)}_removeInactiveBinding(t){const e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,s=this._bindingsByRootAndName,a=s[i],o=e[e.length-1],l=t._cacheIndex;o._cacheIndex=l,e[l]=o,e.pop(),delete a[r],0===Object.keys(a).length&&delete s[i]}_lendBinding(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(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(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let n=t[e];return void 0===n&&(n=new ps(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),n.__cacheIndex=e,t[e]=n),n}_takeBackControlInterpolant(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}clipAction(t,e,n){const i=e||this._root,r=i.uuid;let s="string"==typeof t?_s.findByName(i,t):t;const a=null!==s?s.uuid:t,o=this._actionsByClip[a];let l=null;if(void 0===n&&(n=null!==s?s.blendMode:2500),void 0!==o){const t=o.actionByRoot[r];if(void 0!==t&&t.blendMode===n)return t;l=o.knownActions[0],null===s&&(s=l._clip)}if(null===s)return null;const c=new ca(this,s,e,n);return this._bindAction(c,l),this._addInactiveAction(c,a,r),c}existingAction(t,e){const n=e||this._root,i=n.uuid,r="string"==typeof t?_s.findByName(n,t):t,s=r?r.uuid:t,a=this._actionsByClip[s];return void 0!==a&&a.actionByRoot[i]||null}stopAllAction(){const t=this._actions;for(let e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==n;++a){e[a]._update(i,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(t)}getRoot(){return this._root}uncacheClip(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,s=e[e.length-1];i._cacheIndex=null,i._byClipCacheIndex=null,s._cacheIndex=r,e[r]=s,e.pop(),this._removeInactiveBindingsForAction(i)}delete i[n]}}uncacheRoot(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(t,e){const n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}ha.prototype._controlInterpolantsResultBuffer=new Float32Array(1);function ua(t,e){return t.distance-e.distance}function da(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++)da(i[t],e,n,!0)}}class Aa{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}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){const t=1e-6;return this.phi=Math.max(t,Math.min(Math.PI-t,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(I(e/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}const pa=new H,ga=new yt,ma=new yt;class fa extends Xr{constructor(t){const e=va(t),n=new Te,i=[],r=[],s=new pe(0,0,1),a=new pe(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(s.r,s.g,s.b),r.push(a.r,a.g,a.b))}n.setAttribute("position",new xe(i,3)),n.setAttribute("color",new xe(r,3));super(n,new Or({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");ma.copy(this.root.matrixWorld).invert();for(let t=0,n=0;t<e.length;t++){const r=e[t];r.parent&&r.parent.isBone&&(ga.multiplyMatrices(ma,r.matrixWorld),pa.setFromMatrixPosition(ga),i.setXYZ(n,pa.x,pa.y,pa.z),ga.multiplyMatrices(ma,r.parent.matrixWorld),pa.setFromMatrixPosition(ga),i.setXYZ(n+1,pa.x,pa.y,pa.z),n+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(t)}}function va(t){const e=[];t&&t.isBone&&e.push(t);for(let n=0;n<t.children.length;n++)e.push.apply(e,va(t.children[n]));return e}const ya=new Float32Array(1),Ea=new Int32Array(ya.buffer);class xa{static toHalfFloat(t){ya[0]=t;const e=Ea[0];let n=e>>16&32768,i=e>>12&2047;const r=e>>23&255;return r<103?n:r>142?(n|=31744,n|=(255==r?0:1)&&8388607&e,n):r<113?(i|=2048,n|=(i>>114-r)+(i>>113-r&1),n):(n|=r-112<<10|i>>1,n+=1&i,n)}}const wa=Math.pow(2,8),ba=[.125,.215,.35,.446,.526,.582],_a=5+ba.length,Ia={3e3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},Ca=new ge({side:1,depthWrite:!1,depthTest:!1}),Ma=new Ye(new Xe,Ca),Sa=new Ys,{_lodPlanes:Ba,_sizeLods:Ta,_sigmas:La}=ka(),Ra=new pe;let Da=null;const Qa=(1+Math.sqrt(5))/2,Pa=1/Qa,Fa=[new H(1,1,1),new H(-1,1,1),new H(1,1,-1),new H(-1,1,-1),new H(0,Qa,Pa),new H(0,Qa,-Pa),new H(Pa,0,Qa),new H(-Pa,0,Qa),new H(Qa,Pa,0),new H(-Qa,Pa,0)];function Na(t){const e=Math.max(t.r,t.g,t.b),n=Math.min(Math.max(Math.ceil(Math.log2(e)),-128),127);t.multiplyScalar(Math.pow(2,-n));return(n+128)/255}class Ua{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new H(0,1,0);return new ls({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:Ia[3e3]},outputEncoding:{value:Ia[3e3]}},vertexShader:Wa(),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${qa()}\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:0,depthTest:!1,depthWrite:!1})}(20),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){Da=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=Va(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=za(),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<Ba.length;t++)Ba[t].dispose()}_cleanup(t){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(Da),t.scissorTest=!1,Ha(t,0,0,t.width,t.height)}_fromTexture(t){Da=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:1003,minFilter:1003,generateMipmaps:!1,type:1009,format:1023,encoding:Ga(t)?t.encoding:3002,depthBuffer:!1},n=Oa(e);return n.depthBuffer=!t,this._pingPongRenderTarget=Oa(e),n}_compileMaterial(t){const e=new Ye(Ba[0],t);this._renderer.compile(e,Sa)}_sceneToCubeUV(t,e,n,i){const r=new nn(90,1,e,n),s=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.outputEncoding,h=o.toneMapping;o.getClearColor(Ra),o.toneMapping=0,o.outputEncoding=3e3,o.autoClear=!1;let u=!1;const d=t.background;if(d){if(d.isColor){Ca.color.copy(d).convertSRGBToLinear(),t.background=null;const e=Na(Ca.color);Ca.opacity=e,u=!0}}else{Ca.color.copy(Ra).convertSRGBToLinear();const t=Na(Ca.color);Ca.opacity=t,u=!0}for(let e=0;e<6;e++){const n=e%3;0==n?(r.up.set(0,s[e],0),r.lookAt(a[e],0,0)):1==n?(r.up.set(0,0,s[e]),r.lookAt(0,a[e],0)):(r.up.set(0,s[e],0),r.lookAt(0,0,a[e])),Ha(i,n*wa,e>2?wa:0,wa,wa),o.setRenderTarget(i),u&&o.render(Ma,r),o.render(t,r)}o.toneMapping=h,o.outputEncoding=c,o.autoClear=l}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Va()):null==this._equirectShader&&(this._equirectShader=za());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Ye(Ba[0],i),s=i.uniforms;s.envMap.value=t,t.isCubeTexture||s.texelSize.value.set(1/t.image.width,1/t.image.height),s.inputEncoding.value=Ia[t.encoding],s.outputEncoding.value=Ia[e.texture.encoding],Ha(e,0,0,3*wa,2*wa),n.setRenderTarget(e),n.render(r,Sa)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;e<_a;e++){const n=Math.sqrt(La[e]*La[e]-La[e-1]*La[e-1]),i=Fa[(e-1)%Fa.length];this._blur(t,e-1,e,n,i)}e.autoClear=n}_blur(t,e,n,i,r){const s=this._pingPongRenderTarget;this._halfBlur(t,s,e,n,i,"latitudinal",r),this._halfBlur(s,t,n,n,i,"longitudinal",r)}_halfBlur(t,e,n,i,r,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new Ye(Ba[i],l),h=l.uniforms,u=Ta[n]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,A=r/d,p=isFinite(r)?1+Math.floor(3*A):20;p>20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const g=[];let m=0;for(let t=0;t<20;++t){const e=t/A,n=Math.exp(-e*e/2);g.push(n),0==t?m+=n:t<p&&(m+=2*n)}for(let t=0;t<g.length;t++)g[t]=g[t]/m;h.envMap.value=t.texture,h.samples.value=p,h.weights.value=g,h.latitudinal.value="latitudinal"===s,a&&(h.poleAxis.value=a),h.dTheta.value=d,h.mipInt.value=8-n,h.inputEncoding.value=Ia[t.texture.encoding],h.outputEncoding.value=Ia[t.texture.encoding];const f=Ta[i];Ha(e,3*Math.max(0,wa-2*f),(0===i?0:2*wa)+2*f*(i>4?i-8+4:0),3*f,2*f),o.setRenderTarget(e),o.render(c,Sa)}}function Ga(t){return void 0!==t&&1009===t.type&&(3e3===t.encoding||3001===t.encoding||3007===t.encoding)}function ka(){const t=[],e=[],n=[];let i=8;for(let r=0;r<_a;r++){const s=Math.pow(2,i);e.push(s);let a=1/s;r>4?a=ba[r-8+4-1]:0==r&&(a=0),n.push(a);const o=1/(s-1),l=-o/2,c=1+o/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,A=3,p=2,g=1,m=new Float32Array(A*d*u),f=new Float32Array(p*d*u),v=new Float32Array(g*d*u);for(let t=0;t<u;t++){const e=t%3*2/3-1,n=t>2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];m.set(i,A*d*t),f.set(h,p*d*t);const r=[t,t,t,t,t,t];v.set(r,g*d*t)}const y=new Te;y.setAttribute("position",new ve(m,A)),y.setAttribute("uv",new ve(f,p)),y.setAttribute("faceIndex",new ve(v,g)),t.push(y),i>4&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Oa(t){const e=new k(3*wa,3*wa,t);return e.texture.mapping=306,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Ha(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function za(){const t=new R(1,1);return new ls({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:Ia[3e3]},outputEncoding:{value:Ia[3e3]}},vertexShader:Wa(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${qa()}\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:0,depthTest:!1,depthWrite:!1})}function Va(){return new ls({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:Ia[3e3]},outputEncoding:{value:Ia[3e3]}},vertexShader:Wa(),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${qa()}\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:0,depthTest:!1,depthWrite:!1})}function Wa(){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 qa(){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 inputTexelToLinear( color );\n\n\t\t}\n\t"}fa.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},Ss.prototype.extractUrlBase=function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),Ks.extractUrlBase(t)},Ss.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},W.prototype.center=function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},W.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},W.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},W.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},W.prototype.size=function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)},ht.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()},hn.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},D.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},D.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},D.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},D.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},D.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")},D.prototype.getInverse=function(t){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},yt.prototype.extractPosition=function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},yt.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},yt.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new H).setFromMatrixColumn(this,3)},yt.prototype.setRotationFromQuaternion=function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},yt.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},yt.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},yt.prototype.multiplyVector4=function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},yt.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},yt.prototype.rotateAxis=function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},yt.prototype.crossVector=function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},yt.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")},yt.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},yt.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},yt.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},yt.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},yt.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},yt.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},yt.prototype.makeFrustum=function(t,e,n,i,r,s){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,i,n,r,s)},yt.prototype.getInverse=function(t){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},Yt.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},O.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},O.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()},vt.prototype.isIntersectionBox=function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},vt.prototype.isIntersectionPlane=function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},vt.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},se.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},se.prototype.barycoordFromPoint=function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},se.prototype.midpoint=function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},se.prototypenormal=function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},se.prototype.plane=function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)},se.barycoordFromPoint=function(t,e,n,i,r){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),se.getBarycoord(t,e,n,i,r)},se.normal=function(t,e,n,i){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),se.getNormal(t,e,n,i)},R.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},R.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},R.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},H.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},H.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},H.prototype.getPositionFromMatrix=function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},H.prototype.getScaleFromMatrix=function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},H.prototype.getColumnFromMatrix=function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},H.prototype.applyProjection=function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},H.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},H.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},H.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},G.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},G.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},Vt.prototype.getChildByName=function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},Vt.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},Vt.prototype.translate=function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},Vt.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},Vt.prototype.applyMatrix=function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(Vt.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Ye.prototype.setDrawMode=function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")},Object.defineProperties(Ye.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),Fr.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},nn.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Fs.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(ve.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),35048===this.usage},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(35048)}}}),ve.prototype.setDynamic=function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?35048:35044),this},ve.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},ve.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},Te.prototype.addIndex=function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},Te.prototype.addAttribute=function(t,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(t,e):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(t,new ve(arguments[1],arguments[2])))},Te.prototype.addDrawCall=function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},Te.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},Te.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},Te.prototype.removeAttribute=function(t){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(t)},Te.prototype.applyMatrix=function(t){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(Te.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Sr.prototype.setDynamic=function(t){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?35048:35044),this},Sr.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},Mr.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")},Object.defineProperties(oe.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new pe}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===t}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(t){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=t}}}),Object.defineProperties(tn.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),Ir.prototype.clearTarget=function(t,e,n,i){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(t),this.clear(e,n,i)},Ir.prototype.animate=function(t){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(t)},Ir.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},Ir.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},Ir.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},Ir.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},Ir.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},Ir.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},Ir.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},Ir.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},Ir.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},Ir.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},Ir.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},Ir.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},Ir.prototype.enableScissorTest=function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},Ir.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},Ir.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},Ir.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},Ir.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},Ir.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},Ir.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},Ir.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},Ir.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},Ir.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},Ir.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()},Object.defineProperties(Ir.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(t){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===t?3001:3e3}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}}}),Object.defineProperties(gr.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(k.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),rn.prototype.updateCubeMap=function(t,e){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(t,e)},rn.prototype.clear=function(t,e,n,i){return console.warn("THREE.CubeCamera: .clear() is now .renderTarget.clear()."),this.renderTarget.clear(t,e,n,i)},P.crossOrigin=void 0,P.loadTexture=function(t,e,n,i){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");const r=new Ps;r.setCrossOrigin(this.crossOrigin);const s=r.load(t,n,void 0,i);return e&&(s.mapping=e),s},P.loadTextureCube=function(t,e,n,i){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");const r=new Ds;r.setCrossOrigin(this.crossOrigin);const s=r.load(t,n,void 0,i);return e&&(s.mapping=e),s},P.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},P.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:"128"}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__="128");const ja=new WeakMap;function Ya(){let t,e;function n(t,e,n,i,r,s){const a=s.num_components(),o=n.num_points()*a,l=o*r.BYTES_PER_ELEMENT,c=function(t,e){switch(e){case Float32Array:return t.DT_FLOAT32;case Int8Array:return t.DT_INT8;case Int16Array:return t.DT_INT16;case Int32Array:return t.DT_INT32;case Uint8Array:return t.DT_UINT8;case Uint16Array:return t.DT_UINT16;case Uint32Array:return t.DT_UINT32}}(t,r),h=t._malloc(l);e.GetAttributeDataArrayForAllPoints(n,s,c,l,h);const u=new r(t.HEAPF32.buffer,h,o).slice();return t._free(h),{name:i,array:u,itemSize:a}}onmessage=function(i){const r=i.data;switch(r.type){case"init":t=r.decoderConfig,e=new Promise((function(e){t.onModuleLoaded=function(t){e({draco:t})},DracoDecoderModule(t)}));break;case"decode":const i=r.buffer,s=r.taskConfig;e.then((t=>{const e=t.draco,a=new e.Decoder,o=new e.DecoderBuffer;o.Init(new Int8Array(i),i.byteLength);try{const t=function(t,e,i,r){const s=r.attributeIDs,a=r.attributeTypes;let o,l;const c=e.GetEncodedGeometryType(i);if(c===t.TRIANGULAR_MESH)o=new t.Mesh,l=e.DecodeBufferToMesh(i,o);else{if(c!==t.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new t.PointCloud,l=e.DecodeBufferToPointCloud(i,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const h={index:null,attributes:[]};for(const i in s){const l=self[a[i]];let c,u;if(r.useUniqueIDs)u=s[i],c=e.GetAttributeByUniqueId(o,u);else{if(u=e.GetAttributeId(o,t[s[i]]),-1===u)continue;c=e.GetAttribute(o,u)}h.attributes.push(n(t,e,o,i,l,c))}c===t.TRIANGULAR_MESH&&(h.index=function(t,e,n){const i=3*n.num_faces(),r=4*i,s=t._malloc(r);e.GetTrianglesUInt32Array(n,r,s);const a=new Uint32Array(t.HEAPF32.buffer,s,i).slice();return t._free(s),{array:a,itemSize:1}}(t,e,o));return t.destroy(o),h}(e,a,o,s),i=t.attributes.map((t=>t.array.buffer));t.index&&i.push(t.index.array.buffer),self.postMessage({type:"decode",id:r.id,geometry:t},i)}catch(t){console.error(t),self.postMessage({type:"error",id:r.id,error:t.message})}finally{e.destroy(o),e.destroy(a)}}))}}}class Ja extends Ss{constructor(t){super(t),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(t){return new to(t)})),this.register((function(t){return new no(t)})),this.register((function(t){return new io(t)})),this.register((function(t){return new eo(t)})),this.register((function(t){return new Za(t)})),this.register((function(t){return new ro(t)}))}load(t,e,n,i){const r=this;let s;s=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:Ks.extractUrlBase(t),this.manager.itemStart(t);const a=function(e){i?i(e):console.error(e),r.manager.itemError(t),r.manager.itemEnd(t)},o=new Ts(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(t,(function(n){try{r.parse(n,s,(function(n){e(n),r.manager.itemEnd(t)}),a)}catch(t){a(t)}}),n,a)}setDRACOLoader(t){return this.dracoLoader=t,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(t){return this.ktx2Loader=t,this}setMeshoptDecoder(t){return this.meshoptDecoder=t,this}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,n,i){let r;const s={},a={};if("string"==typeof t)r=t;else{if(Ks.decodeText(new Uint8Array(t,0,4))===so){try{s[Ka.KHR_BINARY_GLTF]=new lo(t)}catch(t){return void(i&&i(t))}r=s[Ka.KHR_BINARY_GLTF].content}else r=Ks.decodeText(new Uint8Array(t))}const o=JSON.parse(r);if(void 0===o.asset||o.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new Oo(o,{path:e||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let t=0;t<this.pluginCallbacks.length;t++){const e=this.pluginCallbacks[t](l);a[e.name]=e,s[e.name]=!0}if(o.extensionsUsed)for(let t=0;t<o.extensionsUsed.length;++t){const e=o.extensionsUsed[t],n=o.extensionsRequired||[];switch(e){case Ka.KHR_MATERIALS_UNLIT:s[e]=new $a;break;case Ka.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:s[e]=new Ao;break;case Ka.KHR_DRACO_MESH_COMPRESSION:s[e]=new co(o,this.dracoLoader);break;case Ka.KHR_TEXTURE_TRANSFORM:s[e]=new ho;break;case Ka.KHR_MESH_QUANTIZATION:s[e]=new po;break;default:n.indexOf(e)>=0&&void 0===a[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}l.setExtensions(s),l.setPlugins(a),l.parse(n,i)}}function Xa(){let t={};return{get:function(e){return t[e]},add:function(e,n){t[e]=n},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const Ka={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression"};class Za{constructor(t){this.parser=t,this.name=Ka.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const t=this.parser,e=this.parser.json.nodes||[];for(let n=0,i=e.length;n<i;n++){const i=e[n];i.extensions&&i.extensions[this.name]&&void 0!==i.extensions[this.name].light&&t._addNodeRef(this.cache,i.extensions[this.name].light)}}_loadLight(t){const e=this.parser,n="light:"+t;let i=e.cache.get(n);if(i)return i;const r=e.json,s=((r.extensions&&r.extensions[this.name]||{}).lights||[])[t];let a;const o=new pe(16777215);void 0!==s.color&&o.fromArray(s.color);const l=void 0!==s.range?s.range:0;switch(s.type){case"directional":a=new Xs(o),a.target.position.set(0,0,-1),a.add(a.target);break;case"point":a=new js(o),a.distance=l;break;case"spot":a=new Hs(o),a.distance=l,s.spot=s.spot||{},s.spot.innerConeAngle=void 0!==s.spot.innerConeAngle?s.spot.innerConeAngle:0,s.spot.outerConeAngle=void 0!==s.spot.outerConeAngle?s.spot.outerConeAngle:Math.PI/4,a.angle=s.spot.outerConeAngle,a.penumbra=1-s.spot.innerConeAngle/s.spot.outerConeAngle,a.target.position.set(0,0,-1),a.add(a.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+s.type)}return a.position.set(0,0,0),a.decay=2,void 0!==s.intensity&&(a.intensity=s.intensity),a.name=e.createUniqueName(s.name||"light_"+t),i=Promise.resolve(a),e.cache.add(n,i),i}createNodeAttachment(t){const e=this,n=this.parser,i=n.json.nodes[t],r=(i.extensions&&i.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(t){return n._getNodeRef(e.cache,r,t)}))}}class $a{constructor(){this.name=Ka.KHR_MATERIALS_UNLIT}getMaterialType(){return ge}extendParams(t,e,n){const i=[];t.color=new pe(1,1,1),t.opacity=1;const r=e.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const e=r.baseColorFactor;t.color.fromArray(e),t.opacity=e[3]}void 0!==r.baseColorTexture&&i.push(n.assignTexture(t,"map",r.baseColorTexture))}return Promise.all(i)}}class to{constructor(t){this.parser=t,this.name=Ka.KHR_MATERIALS_CLEARCOAT}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?hs:null}extendMaterialParams(t,e){const n=this.parser,i=n.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];if(void 0!==s.clearcoatFactor&&(e.clearcoat=s.clearcoatFactor),void 0!==s.clearcoatTexture&&r.push(n.assignTexture(e,"clearcoatMap",s.clearcoatTexture)),void 0!==s.clearcoatRoughnessFactor&&(e.clearcoatRoughness=s.clearcoatRoughnessFactor),void 0!==s.clearcoatRoughnessTexture&&r.push(n.assignTexture(e,"clearcoatRoughnessMap",s.clearcoatRoughnessTexture)),void 0!==s.clearcoatNormalTexture&&(r.push(n.assignTexture(e,"clearcoatNormalMap",s.clearcoatNormalTexture)),void 0!==s.clearcoatNormalTexture.scale)){const t=s.clearcoatNormalTexture.scale;e.clearcoatNormalScale=new R(t,-t)}return Promise.all(r)}}class eo{constructor(t){this.parser=t,this.name=Ka.KHR_MATERIALS_TRANSMISSION}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?hs:null}extendMaterialParams(t,e){const n=this.parser,i=n.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.transmissionFactor&&(e.transmission=s.transmissionFactor),void 0!==s.transmissionTexture&&r.push(n.assignTexture(e,"transmissionMap",s.transmissionTexture)),Promise.all(r)}}class no{constructor(t){this.parser=t,this.name=Ka.KHR_TEXTURE_BASISU}loadTexture(t){const e=this.parser,n=e.json,i=n.textures[t];if(!i.extensions||!i.extensions[this.name])return null;const r=i.extensions[this.name],s=n.images[r.source],a=e.options.ktx2Loader;if(!a){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return e.loadTextureImage(t,s,a)}}class io{constructor(t){this.parser=t,this.name=Ka.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,n=this.parser,i=n.json,r=i.textures[t];if(!r.extensions||!r.extensions[e])return null;const s=r.extensions[e],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const t=n.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(t,a,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(t)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(t){const e=new Image;e.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class ro{constructor(t){this.name=Ka.EXT_MESHOPT_COMPRESSION,this.parser=t}loadBufferView(t){const e=this.parser.json,n=e.bufferViews[t];if(n.extensions&&n.extensions[this.name]){const t=n.extensions[this.name],i=this.parser.getDependency("buffer",t.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(e.extensionsRequired&&e.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return Promise.all([i,r.ready]).then((function(e){const n=t.byteOffset||0,i=t.byteLength||0,s=t.count,a=t.byteStride,o=new ArrayBuffer(s*a),l=new Uint8Array(e[0],n,i);return r.decodeGltfBuffer(new Uint8Array(o),s,a,l,t.mode,t.filter),o}))}return null}}const so="glTF",ao=1313821514,oo=5130562;class lo{constructor(t){this.name=Ka.KHR_BINARY_GLTF,this.content=null,this.body=null;const e=new DataView(t,0,12);if(this.header={magic:Ks.decodeText(new Uint8Array(t.slice(0,4))),version:e.getUint32(4,!0),length:e.getUint32(8,!0)},this.header.magic!==so)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,i=new DataView(t,12);let r=0;for(;r<n;){const e=i.getUint32(r,!0);r+=4;const n=i.getUint32(r,!0);if(r+=4,n===ao){const n=new Uint8Array(t,12+r,e);this.content=Ks.decodeText(n)}else if(n===oo){const n=12+r;this.body=t.slice(n,n+e)}r+=e}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class co{constructor(t,e){if(!e)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Ka.KHR_DRACO_MESH_COMPRESSION,this.json=t,this.dracoLoader=e,this.dracoLoader.preload()}decodePrimitive(t,e){const n=this.json,i=this.dracoLoader,r=t.extensions[this.name].bufferView,s=t.extensions[this.name].attributes,a={},o={},l={};for(const t in s){const e=Mo[t]||t.toLowerCase();a[e]=s[t]}for(const e in t.attributes){const i=Mo[e]||e.toLowerCase();if(void 0!==s[e]){const r=n.accessors[t.attributes[e]],s=bo[r.componentType];l[i]=s,o[i]=!0===r.normalized}}return e.getDependency("bufferView",r).then((function(t){return new Promise((function(e){i.decodeDracoFile(t,(function(t){for(const e in t.attributes){const n=t.attributes[e],i=o[e];void 0!==i&&(n.normalized=i)}e(t)}),a,l)}))}))}}class ho{constructor(){this.name=Ka.KHR_TEXTURE_TRANSFORM}extendTexture(t,e){return t=t.clone(),void 0!==e.offset&&t.offset.fromArray(e.offset),void 0!==e.rotation&&(t.rotation=e.rotation),void 0!==e.scale&&t.repeat.fromArray(e.scale),void 0!==e.texCoord&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),t.needsUpdate=!0,t}}class uo extends cs{constructor(t){super(),this.isGLTFSpecularGlossinessMaterial=!0;const e=["#ifdef USE_SPECULARMAP","\tuniform sampler2D specularMap;","#endif"].join("\n"),n=["#ifdef USE_GLOSSINESSMAP","\tuniform sampler2D glossinessMap;","#endif"].join("\n"),i=["vec3 specularFactor = specular;","#ifdef USE_SPECULARMAP","\tvec4 texelSpecular = texture2D( specularMap, vUv );","\ttexelSpecular = sRGBToLinear( texelSpecular );","\t// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture","\tspecularFactor *= texelSpecular.rgb;","#endif"].join("\n"),r=["float glossinessFactor = glossiness;","#ifdef USE_GLOSSINESSMAP","\tvec4 texelGlossiness = texture2D( glossinessMap, vUv );","\t// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture","\tglossinessFactor *= texelGlossiness.a;","#endif"].join("\n"),s=["PhysicalMaterial material;","material.diffuseColor = diffuseColor.rgb * ( 1. - max( specularFactor.r, max( specularFactor.g, specularFactor.b ) ) );","vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );","float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );","material.specularRoughness = max( 1.0 - glossinessFactor, 0.0525 ); // 0.0525 corresponds to the base mip of a 256 cubemap.","material.specularRoughness += geometryRoughness;","material.specularRoughness = min( material.specularRoughness, 1.0 );","material.specularColor = specularFactor;"].join("\n"),a={specular:{value:(new pe).setHex(16777215)},glossiness:{value:1},specularMap:{value:null},glossinessMap:{value:null}};this._extraUniforms=a,this.onBeforeCompile=function(t){for(const e in a)t.uniforms[e]=a[e];t.fragmentShader=t.fragmentShader.replace("uniform float roughness;","uniform vec3 specular;").replace("uniform float metalness;","uniform float glossiness;").replace("#include <roughnessmap_pars_fragment>",e).replace("#include <metalnessmap_pars_fragment>",n).replace("#include <roughnessmap_fragment>",i).replace("#include <metalnessmap_fragment>",r).replace("#include <lights_physical_fragment>",s)},Object.defineProperties(this,{specular:{get:function(){return a.specular.value},set:function(t){a.specular.value=t}},specularMap:{get:function(){return a.specularMap.value},set:function(t){a.specularMap.value=t,t?this.defines.USE_SPECULARMAP="":delete this.defines.USE_SPECULARMAP}},glossiness:{get:function(){return a.glossiness.value},set:function(t){a.glossiness.value=t}},glossinessMap:{get:function(){return a.glossinessMap.value},set:function(t){a.glossinessMap.value=t,t?(this.defines.USE_GLOSSINESSMAP="",this.defines.USE_UV=""):(delete this.defines.USE_GLOSSINESSMAP,delete this.defines.USE_UV)}}}),delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this.setValues(t)}copy(t){return super.copy(t),this.specularMap=t.specularMap,this.specular.copy(t.specular),this.glossinessMap=t.glossinessMap,this.glossiness=t.glossiness,delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this}}class Ao{constructor(){this.name=Ka.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,this.specularGlossinessParams=["color","map","lightMap","lightMapIntensity","aoMap","aoMapIntensity","emissive","emissiveIntensity","emissiveMap","bumpMap","bumpScale","normalMap","normalMapType","displacementMap","displacementScale","displacementBias","specularMap","specular","glossinessMap","glossiness","alphaMap","envMap","envMapIntensity","refractionRatio"]}getMaterialType(){return uo}extendParams(t,e,n){const i=e.extensions[this.name];t.color=new pe(1,1,1),t.opacity=1;const r=[];if(Array.isArray(i.diffuseFactor)){const e=i.diffuseFactor;t.color.fromArray(e),t.opacity=e[3]}if(void 0!==i.diffuseTexture&&r.push(n.assignTexture(t,"map",i.diffuseTexture)),t.emissive=new pe(0,0,0),t.glossiness=void 0!==i.glossinessFactor?i.glossinessFactor:1,t.specular=new pe(1,1,1),Array.isArray(i.specularFactor)&&t.specular.fromArray(i.specularFactor),void 0!==i.specularGlossinessTexture){const e=i.specularGlossinessTexture;r.push(n.assignTexture(t,"glossinessMap",e)),r.push(n.assignTexture(t,"specularMap",e))}return Promise.all(r)}createMaterial(t){const e=new uo(t);return e.fog=!0,e.color=t.color,e.map=void 0===t.map?null:t.map,e.lightMap=null,e.lightMapIntensity=1,e.aoMap=void 0===t.aoMap?null:t.aoMap,e.aoMapIntensity=1,e.emissive=t.emissive,e.emissiveIntensity=1,e.emissiveMap=void 0===t.emissiveMap?null:t.emissiveMap,e.bumpMap=void 0===t.bumpMap?null:t.bumpMap,e.bumpScale=1,e.normalMap=void 0===t.normalMap?null:t.normalMap,e.normalMapType=0,t.normalScale&&(e.normalScale=t.normalScale),e.displacementMap=null,e.displacementScale=1,e.displacementBias=0,e.specularMap=void 0===t.specularMap?null:t.specularMap,e.specular=t.specular,e.glossinessMap=void 0===t.glossinessMap?null:t.glossinessMap,e.glossiness=t.glossiness,e.alphaMap=null,e.envMap=void 0===t.envMap?null:t.envMap,e.envMapIntensity=1,e.refractionRatio=.98,e}}class po{constructor(){this.name=Ka.KHR_MESH_QUANTIZATION}}class go extends ds{constructor(t,e,n,i){super(t,e,n,i)}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i*3+i;for(let t=0;t!==i;t++)e[t]=n[r+t];return e}}go.prototype.beforeStart_=go.prototype.copySampleValue_,go.prototype.afterEnd_=go.prototype.copySampleValue_,go.prototype.interpolate_=function(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,c=i-e,h=(n-e)/c,u=h*h,d=u*h,A=t*l,p=A-l,g=-2*d+3*u,m=d-u,f=1-g,v=m-u+h;for(let t=0;t!==a;t++){const e=s[p+t+a],n=s[p+t+o]*c,i=s[A+t+a],l=s[A+t]*c;r[t]=f*e+v*n+g*i+m*l}return r};const mo=0,fo=1,vo=2,yo=3,Eo=4,xo=5,wo=6,bo={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},_o={9728:1003,9729:1006,9984:1004,9985:1007,9986:1005,9987:1008},Io={33071:1001,33648:1002,10497:1e3},Co={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Mo={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},So={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},Bo={CUBICSPLINE:void 0,LINEAR:2301,STEP:2300},To="OPAQUE",Lo="MASK",Ro="BLEND";function Do(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}function Qo(t){return void 0===t.DefaultMaterial&&(t.DefaultMaterial=new cs({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:0})),t.DefaultMaterial}function Po(t,e,n){for(const i in n.extensions)void 0===t[i]&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[i]=n.extensions[i])}function Fo(t,e){void 0!==e.extras&&("object"==typeof e.extras?Object.assign(t.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function No(t,e){if(t.updateMorphTargets(),void 0!==e.weights)for(let n=0,i=e.weights.length;n<i;n++)t.morphTargetInfluences[n]=e.weights[n];if(e.extras&&Array.isArray(e.extras.targetNames)){const n=e.extras.targetNames;if(t.morphTargetInfluences.length===n.length){t.morphTargetDictionary={};for(let e=0,i=n.length;e<i;e++)t.morphTargetDictionary[n[e]]=e}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function Uo(t){const e=t.extensions&&t.extensions[Ka.KHR_DRACO_MESH_COMPRESSION];let n;return n=e?"draco:"+e.bufferView+":"+e.indices+":"+Go(e.attributes):t.indices+":"+Go(t.attributes)+":"+t.mode,n}function Go(t){let e="";const n=Object.keys(t).sort();for(let i=0,r=n.length;i<r;i++)e+=n[i]+":"+t[n[i]]+";";return e}function ko(t){switch(t){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}class Oo{constructor(t={},e={}){this.json=t,this.extensions={},this.plugins={},this.options=e,this.cache=new Xa,this.associations=new Map,this.primitiveCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.nodeNamesUsed={},"undefined"!=typeof createImageBitmap&&!1===/Firefox/.test(navigator.userAgent)?this.textureLoader=new Zs(this.options.manager):this.textureLoader=new Ps(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new Ts(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(t){this.extensions=t}setPlugins(t){this.plugins=t}parse(t,e){const n=this,i=this.json,r=this.extensions;this.cache.removeAll(),this._invokeAll((function(t){return t._markDefs&&t._markDefs()})),Promise.all(this._invokeAll((function(t){return t.beforeRoot&&t.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(e){const s={scene:e[0][i.scene||0],scenes:e[0],animations:e[1],cameras:e[2],asset:i.asset,parser:n,userData:{}};Po(r,s,i),Fo(s,i),Promise.all(n._invokeAll((function(t){return t.afterRoot&&t.afterRoot(s)}))).then((function(){t(s)}))})).catch(e)}_markDefs(){const t=this.json.nodes||[],e=this.json.skins||[],n=this.json.meshes||[];for(let n=0,i=e.length;n<i;n++){const i=e[n].joints;for(let e=0,n=i.length;e<n;e++)t[i[e]].isBone=!0}for(let e=0,i=t.length;e<i;e++){const i=t[e];void 0!==i.mesh&&(this._addNodeRef(this.meshCache,i.mesh),void 0!==i.skin&&(n[i.mesh].isSkinnedMesh=!0)),void 0!==i.camera&&this._addNodeRef(this.cameraCache,i.camera)}}_addNodeRef(t,e){void 0!==e&&(void 0===t.refs[e]&&(t.refs[e]=t.uses[e]=0),t.refs[e]++)}_getNodeRef(t,e,n){if(t.refs[e]<=1)return n;const i=n.clone();return i.name+="_instance_"+t.uses[e]++,i}_invokeOne(t){const e=Object.values(this.plugins);e.push(this);for(let n=0;n<e.length;n++){const i=t(e[n]);if(i)return i}return null}_invokeAll(t){const e=Object.values(this.plugins);e.unshift(this);const n=[];for(let i=0;i<e.length;i++){const r=t(e[i]);r&&n.push(r)}return n}getDependency(t,e){const n=t+":"+e;let i=this.cache.get(n);if(!i){switch(t){case"scene":i=this.loadScene(e);break;case"node":i=this.loadNode(e);break;case"mesh":i=this._invokeOne((function(t){return t.loadMesh&&t.loadMesh(e)}));break;case"accessor":i=this.loadAccessor(e);break;case"bufferView":i=this._invokeOne((function(t){return t.loadBufferView&&t.loadBufferView(e)}));break;case"buffer":i=this.loadBuffer(e);break;case"material":i=this._invokeOne((function(t){return t.loadMaterial&&t.loadMaterial(e)}));break;case"texture":i=this._invokeOne((function(t){return t.loadTexture&&t.loadTexture(e)}));break;case"skin":i=this.loadSkin(e);break;case"animation":i=this.loadAnimation(e);break;case"camera":i=this.loadCamera(e);break;default:throw new Error("Unknown type: "+t)}this.cache.add(n,i)}return i}getDependencies(t){let e=this.cache.get(t);if(!e){const n=this,i=this.json[t+("mesh"===t?"es":"s")]||[];e=Promise.all(i.map((function(e,i){return n.getDependency(t,i)}))),this.cache.add(t,e)}return e}loadBuffer(t){const e=this.json.buffers[t],n=this.fileLoader;if(e.type&&"arraybuffer"!==e.type)throw new Error("THREE.GLTFLoader: "+e.type+" buffer type is not supported.");if(void 0===e.uri&&0===t)return Promise.resolve(this.extensions[Ka.KHR_BINARY_GLTF].body);const i=this.options;return new Promise((function(t,r){n.load(Do(e.uri,i.path),t,void 0,(function(){r(new Error('THREE.GLTFLoader: Failed to load buffer "'+e.uri+'".'))}))}))}loadBufferView(t){const e=this.json.bufferViews[t];return this.getDependency("buffer",e.buffer).then((function(t){const n=e.byteLength||0,i=e.byteOffset||0;return t.slice(i,i+n)}))}loadAccessor(t){const e=this,n=this.json,i=this.json.accessors[t];if(void 0===i.bufferView&&void 0===i.sparse)return Promise.resolve(null);const r=[];return void 0!==i.bufferView?r.push(this.getDependency("bufferView",i.bufferView)):r.push(null),void 0!==i.sparse&&(r.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(r).then((function(t){const r=t[0],s=Co[i.type],a=bo[i.componentType],o=a.BYTES_PER_ELEMENT,l=o*s,c=i.byteOffset||0,h=void 0!==i.bufferView?n.bufferViews[i.bufferView].byteStride:void 0,u=!0===i.normalized;let d,A;if(h&&h!==l){const t=Math.floor(c/h),n="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+t+":"+i.count;let l=e.cache.get(n);l||(d=new a(r,t*h,i.count*h/o),l=new Sr(d,h/o),e.cache.add(n,l)),A=new Tr(l,s,c%h/o,u)}else d=null===r?new a(i.count*s):new a(r,c,i.count*s),A=new ve(d,s,u);if(void 0!==i.sparse){const e=Co.SCALAR,n=bo[i.sparse.indices.componentType],o=i.sparse.indices.byteOffset||0,l=i.sparse.values.byteOffset||0,c=new n(t[1],o,i.sparse.count*e),h=new a(t[2],l,i.sparse.count*s);null!==r&&(A=new ve(A.array.slice(),A.itemSize,A.normalized));for(let t=0,e=c.length;t<e;t++){const e=c[t];if(A.setX(e,h[t*s]),s>=2&&A.setY(e,h[t*s+1]),s>=3&&A.setZ(e,h[t*s+2]),s>=4&&A.setW(e,h[t*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return A}))}loadTexture(t){const e=this.json,n=this.options,i=e.textures[t],r=e.images[i.source];let s=this.textureLoader;if(r.uri){const t=n.manager.getHandler(r.uri);null!==t&&(s=t)}return this.loadTextureImage(t,r,s)}loadTextureImage(t,e,n){const i=this,r=this.json,s=this.options,a=r.textures[t],o=self.URL||self.webkitURL;let l=e.uri,c=!1,h=!0;if("image/jpeg"===e.mimeType&&(h=!1),void 0!==e.bufferView)l=i.getDependency("bufferView",e.bufferView).then((function(t){if("image/png"===e.mimeType){const e=new DataView(t,25,1).getUint8(0,!1);h=6===e||4===e||3===e}c=!0;const n=new Blob([t],{type:e.mimeType});return l=o.createObjectURL(n),l}));else if(void 0===e.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");return Promise.resolve(l).then((function(t){return new Promise((function(e,i){let r=e;!0===n.isImageBitmapLoader&&(r=function(t){e(new as(t))}),n.load(Do(t,s.path),r,void 0,i)}))})).then((function(e){!0===c&&o.revokeObjectURL(l),e.flipY=!1,a.name&&(e.name=a.name),h||(e.format=1022);const n=(r.samplers||{})[a.sampler]||{};return e.magFilter=_o[n.magFilter]||1006,e.minFilter=_o[n.minFilter]||1008,e.wrapS=Io[n.wrapS]||1e3,e.wrapT=Io[n.wrapT]||1e3,i.associations.set(e,{type:"textures",index:t}),e}))}assignTexture(t,e,n){const i=this;return this.getDependency("texture",n.index).then((function(r){if(void 0===n.texCoord||0==n.texCoord||"aoMap"===e&&1==n.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+n.texCoord+" for texture "+e+" not yet supported."),i.extensions[Ka.KHR_TEXTURE_TRANSFORM]){const t=void 0!==n.extensions?n.extensions[Ka.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=i.associations.get(r);r=i.extensions[Ka.KHR_TEXTURE_TRANSFORM].extendTexture(r,t),i.associations.set(r,e)}}t[e]=r}))}assignFinalMaterial(t){const e=t.geometry;let n=t.material;const i=void 0!==e.attributes.tangent,r=void 0!==e.attributes.color,s=void 0===e.attributes.normal,a=!0===t.isSkinnedMesh,o=Object.keys(e.morphAttributes).length>0,l=o&&void 0!==e.morphAttributes.normal;if(t.isPoints){const t="PointsMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new Zr,oe.prototype.copy.call(e,n),e.color.copy(n.color),e.map=n.map,e.sizeAttenuation=!1,this.cache.add(t,e)),n=e}else if(t.isLine){const t="LineBasicMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new Or,oe.prototype.copy.call(e,n),e.color.copy(n.color),this.cache.add(t,e)),n=e}if(i||r||s||a||o){let t="ClonedMaterial:"+n.uuid+":";n.isGLTFSpecularGlossinessMaterial&&(t+="specular-glossiness:"),a&&(t+="skinning:"),i&&(t+="vertex-tangents:"),r&&(t+="vertex-colors:"),s&&(t+="flat-shading:"),o&&(t+="morph-targets:"),l&&(t+="morph-normals:");let e=this.cache.get(t);e||(e=n.clone(),a&&(e.skinning=!0),r&&(e.vertexColors=!0),s&&(e.flatShading=!0),o&&(e.morphTargets=!0),l&&(e.morphNormals=!0),i&&(e.vertexTangents=!0,e.normalScale&&(e.normalScale.y*=-1),e.clearcoatNormalScale&&(e.clearcoatNormalScale.y*=-1)),this.cache.add(t,e),this.associations.set(e,this.associations.get(n))),n=e}n.aoMap&&void 0===e.attributes.uv2&&void 0!==e.attributes.uv&&e.setAttribute("uv2",e.attributes.uv),t.material=n}getMaterialType(){return cs}loadMaterial(t){const e=this,n=this.json,i=this.extensions,r=n.materials[t];let s;const a={},o=r.extensions||{},l=[];if(o[Ka.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){const t=i[Ka.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];s=t.getMaterialType(),l.push(t.extendParams(a,r,e))}else if(o[Ka.KHR_MATERIALS_UNLIT]){const t=i[Ka.KHR_MATERIALS_UNLIT];s=t.getMaterialType(),l.push(t.extendParams(a,r,e))}else{const n=r.pbrMetallicRoughness||{};if(a.color=new pe(1,1,1),a.opacity=1,Array.isArray(n.baseColorFactor)){const t=n.baseColorFactor;a.color.fromArray(t),a.opacity=t[3]}void 0!==n.baseColorTexture&&l.push(e.assignTexture(a,"map",n.baseColorTexture)),a.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,a.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(l.push(e.assignTexture(a,"metalnessMap",n.metallicRoughnessTexture)),l.push(e.assignTexture(a,"roughnessMap",n.metallicRoughnessTexture))),s=this._invokeOne((function(e){return e.getMaterialType&&e.getMaterialType(t)})),l.push(Promise.all(this._invokeAll((function(e){return e.extendMaterialParams&&e.extendMaterialParams(t,a)}))))}!0===r.doubleSided&&(a.side=2);const c=r.alphaMode||To;return c===Ro?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,c===Lo&&(a.alphaTest=void 0!==r.alphaCutoff?r.alphaCutoff:.5)),void 0!==r.normalTexture&&s!==ge&&(l.push(e.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new R(1,-1),void 0!==r.normalTexture.scale&&a.normalScale.set(r.normalTexture.scale,-r.normalTexture.scale)),void 0!==r.occlusionTexture&&s!==ge&&(l.push(e.assignTexture(a,"aoMap",r.occlusionTexture)),void 0!==r.occlusionTexture.strength&&(a.aoMapIntensity=r.occlusionTexture.strength)),void 0!==r.emissiveFactor&&s!==ge&&(a.emissive=(new pe).fromArray(r.emissiveFactor)),void 0!==r.emissiveTexture&&s!==ge&&l.push(e.assignTexture(a,"emissiveMap",r.emissiveTexture)),Promise.all(l).then((function(){let n;return n=s===uo?i[Ka.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(a):new s(a),r.name&&(n.name=r.name),n.map&&(n.map.encoding=3001),n.emissiveMap&&(n.emissiveMap.encoding=3001),Fo(n,r),e.associations.set(n,{type:"materials",index:t}),r.extensions&&Po(i,n,r),n}))}createUniqueName(t){const e=la.sanitizeNodeName(t||"");let n=e;for(let t=1;this.nodeNamesUsed[n];++t)n=e+"_"+t;return this.nodeNamesUsed[n]=!0,n}loadGeometries(t){const e=this,n=this.extensions,i=this.primitiveCache;function r(t){return n[Ka.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(n){return zo(n,t,e)}))}const s=[];for(let n=0,a=t.length;n<a;n++){const a=t[n],o=Uo(a),l=i[o];if(l)s.push(l.promise);else{let t;t=a.extensions&&a.extensions[Ka.KHR_DRACO_MESH_COMPRESSION]?r(a):zo(new Te,a,e),i[o]={primitive:a,promise:t},s.push(t)}}return Promise.all(s)}loadMesh(t){const e=this,n=this.json,i=this.extensions,r=n.meshes[t],s=r.primitives,a=[];for(let t=0,e=s.length;t<e;t++){const e=void 0===s[t].material?Qo(this.cache):this.getDependency("material",s[t].material);a.push(e)}return a.push(e.loadGeometries(s)),Promise.all(a).then((function(n){const a=n.slice(0,n.length-1),o=n[n.length-1],l=[];for(let n=0,c=o.length;n<c;n++){const c=o[n],h=s[n];let u;const d=a[n];if(h.mode===Eo||h.mode===xo||h.mode===wo||void 0===h.mode)u=!0===r.isSkinnedMesh?new Fr(c,d):new Ye(c,d),!0!==u.isSkinnedMesh||u.geometry.attributes.skinWeight.normalized||u.normalizeSkinWeights(),h.mode===xo?u.geometry=Vo(u.geometry,1):h.mode===wo&&(u.geometry=Vo(u.geometry,2));else if(h.mode===fo)u=new Xr(c,d);else if(h.mode===yo)u=new jr(c,d);else if(h.mode===vo)u=new Kr(c,d);else{if(h.mode!==mo)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+h.mode);u=new is(c,d)}Object.keys(u.geometry.morphAttributes).length>0&&No(u,r),u.name=e.createUniqueName(r.name||"mesh_"+t),Fo(u,r),h.extensions&&Po(i,u,h),e.assignFinalMaterial(u),l.push(u)}if(1===l.length)return l[0];const c=new Er;for(let t=0,e=l.length;t<e;t++)c.add(l[t]);return c}))}loadCamera(t){let e;const n=this.json.cameras[t],i=n[n.type];if(i)return"perspective"===n.type?e=new nn(L.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):"orthographic"===n.type&&(e=new Ys(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(e.name=this.createUniqueName(n.name)),Fo(e,n),Promise.resolve(e);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(t){const e=this.json.skins[t],n={joints:e.joints};return void 0===e.inverseBindMatrices?Promise.resolve(n):this.getDependency("accessor",e.inverseBindMatrices).then((function(t){return n.inverseBindMatrices=t,n}))}loadAnimation(t){const e=this.json.animations[t],n=[],i=[],r=[],s=[],a=[];for(let t=0,o=e.channels.length;t<o;t++){const o=e.channels[t],l=e.samplers[o.sampler],c=o.target,h=void 0!==c.node?c.node:c.id,u=void 0!==e.parameters?e.parameters[l.input]:l.input,d=void 0!==e.parameters?e.parameters[l.output]:l.output;n.push(this.getDependency("node",h)),i.push(this.getDependency("accessor",u)),r.push(this.getDependency("accessor",d)),s.push(l),a.push(c)}return Promise.all([Promise.all(n),Promise.all(i),Promise.all(r),Promise.all(s),Promise.all(a)]).then((function(n){const i=n[0],r=n[1],s=n[2],a=n[3],o=n[4],l=[];for(let t=0,e=i.length;t<e;t++){const e=i[t],n=r[t],c=s[t],h=a[t],u=o[t];if(void 0===e)continue;let d;switch(e.updateMatrix(),e.matrixAutoUpdate=!0,So[u.path]){case So.weights:d=ys;break;case So.rotation:d=xs;break;case So.position:case So.scale:default:d=bs}const A=e.name?e.name:e.uuid,p=void 0!==h.interpolation?Bo[h.interpolation]:2301,g=[];So[u.path]===So.weights?e.traverse((function(t){!0===t.isMesh&&t.morphTargetInfluences&&g.push(t.name?t.name:t.uuid)})):g.push(A);let m=c.array;if(c.normalized){const t=ko(m.constructor),e=new Float32Array(m.length);for(let n=0,i=m.length;n<i;n++)e[n]=m[n]*t;m=e}for(let t=0,e=g.length;t<e;t++){const e=new d(g[t]+"."+So[u.path],n.array,m,p);"CUBICSPLINE"===h.interpolation&&(e.createInterpolant=function(t){return new go(this.times,this.values,this.getValueSize()/3,t)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0),l.push(e)}}const c=e.name?e.name:"animation_"+t;return new _s(c,void 0,l)}))}createNodeMesh(t){const e=this.json,n=this,i=e.nodes[t];return void 0===i.mesh?null:n.getDependency("mesh",i.mesh).then((function(t){const e=n._getNodeRef(n.meshCache,i.mesh,t);return void 0!==i.weights&&e.traverse((function(t){if(t.isMesh)for(let e=0,n=i.weights.length;e<n;e++)t.morphTargetInfluences[e]=i.weights[e]})),e}))}loadNode(t){const e=this.json,n=this.extensions,i=this,r=e.nodes[t],s=r.name?i.createUniqueName(r.name):"";return function(){const e=[],n=i._invokeOne((function(e){return e.createNodeMesh&&e.createNodeMesh(t)}));return n&&e.push(n),void 0!==r.camera&&e.push(i.getDependency("camera",r.camera).then((function(t){return i._getNodeRef(i.cameraCache,r.camera,t)}))),i._invokeAll((function(e){return e.createNodeAttachment&&e.createNodeAttachment(t)})).forEach((function(t){e.push(t)})),Promise.all(e)}().then((function(e){let a;if(a=!0===r.isBone?new Nr:e.length>1?new Er:1===e.length?e[0]:new Vt,a!==e[0])for(let t=0,n=e.length;t<n;t++)a.add(e[t]);if(r.name&&(a.userData.name=r.name,a.name=s),Fo(a,r),r.extensions&&Po(n,a,r),void 0!==r.matrix){const t=new yt;t.fromArray(r.matrix),a.applyMatrix4(t)}else void 0!==r.translation&&a.position.fromArray(r.translation),void 0!==r.rotation&&a.quaternion.fromArray(r.rotation),void 0!==r.scale&&a.scale.fromArray(r.scale);return i.associations.set(a,{type:"nodes",index:t}),a}))}loadScene(t){const e=this.json,n=this.extensions,i=this.json.scenes[t],r=this,s=new Er;i.name&&(s.name=r.createUniqueName(i.name)),Fo(s,i),i.extensions&&Po(n,s,i);const a=i.nodes||[],o=[];for(let t=0,n=a.length;t<n;t++)o.push(Ho(a[t],s,e,r));return Promise.all(o).then((function(){return s}))}}function Ho(t,e,n,i){const r=n.nodes[t];return i.getDependency("node",t).then((function(t){if(void 0===r.skin)return t;let e;return i.getDependency("skin",r.skin).then((function(t){e=t;const n=[];for(let t=0,r=e.joints.length;t<r;t++)n.push(i.getDependency("node",e.joints[t]));return Promise.all(n)})).then((function(n){return t.traverse((function(t){if(!t.isMesh)return;const i=[],r=[];for(let t=0,s=n.length;t<s;t++){const s=n[t];if(s){i.push(s);const n=new yt;void 0!==e.inverseBindMatrices&&n.fromArray(e.inverseBindMatrices.array,16*t),r.push(n)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',e.joints[t])}t.bind(new kr(i,r),t.matrixWorld)})),t}))})).then((function(t){e.add(t);const s=[];if(r.children){const e=r.children;for(let r=0,a=e.length;r<a;r++){const a=e[r];s.push(Ho(a,t,n,i))}}return Promise.all(s)}))}function zo(t,e,n){const i=e.attributes,r=[];function s(e,i){return n.getDependency("accessor",e).then((function(e){t.setAttribute(i,e)}))}for(const e in i){const n=Mo[e]||e.toLowerCase();n in t.attributes||r.push(s(i[e],n))}if(void 0!==e.indices&&!t.index){const i=n.getDependency("accessor",e.indices).then((function(e){t.setIndex(e)}));r.push(i)}return Fo(t,e),function(t,e,n){const i=e.attributes,r=new W;if(void 0===i.POSITION)return;{const t=n.json.accessors[i.POSITION],e=t.min,s=t.max;if(void 0===e||void 0===s)return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");if(r.set(new H(e[0],e[1],e[2]),new H(s[0],s[1],s[2])),t.normalized){const e=ko(bo[t.componentType]);r.min.multiplyScalar(e),r.max.multiplyScalar(e)}}const s=e.targets;if(void 0!==s){const t=new H,e=new H;for(let i=0,r=s.length;i<r;i++){const r=s[i];if(void 0!==r.POSITION){const i=n.json.accessors[r.POSITION],s=i.min,a=i.max;if(void 0!==s&&void 0!==a){if(e.setX(Math.max(Math.abs(s[0]),Math.abs(a[0]))),e.setY(Math.max(Math.abs(s[1]),Math.abs(a[1]))),e.setZ(Math.max(Math.abs(s[2]),Math.abs(a[2]))),i.normalized){const t=ko(bo[i.componentType]);e.multiplyScalar(t)}t.max(e)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}r.expandByVector(t)}t.boundingBox=r;const a=new ht;r.getCenter(a.center),a.radius=r.min.distanceTo(r.max)/2,t.boundingSphere=a}(t,e,n),Promise.all(r).then((function(){return void 0!==e.targets?function(t,e,n){let i=!1,r=!1;for(let t=0,n=e.length;t<n;t++){const n=e[t];if(void 0!==n.POSITION&&(i=!0),void 0!==n.NORMAL&&(r=!0),i&&r)break}if(!i&&!r)return Promise.resolve(t);const s=[],a=[];for(let o=0,l=e.length;o<l;o++){const l=e[o];if(i){const e=void 0!==l.POSITION?n.getDependency("accessor",l.POSITION):t.attributes.position;s.push(e)}if(r){const e=void 0!==l.NORMAL?n.getDependency("accessor",l.NORMAL):t.attributes.normal;a.push(e)}}return Promise.all([Promise.all(s),Promise.all(a)]).then((function(e){const n=e[0],s=e[1];return i&&(t.morphAttributes.position=n),r&&(t.morphAttributes.normal=s),t.morphTargetsRelative=!0,t}))}(t,e.targets,n):t}))}function Vo(t,e){let n=t.getIndex();if(null===n){const e=[],i=t.getAttribute("position");if(void 0===i)return console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),t;for(let t=0;t<i.count;t++)e.push(t);t.setIndex(e),n=t.getIndex()}const i=n.count-2,r=[];if(2===e)for(let t=1;t<=i;t++)r.push(n.getX(0)),r.push(n.getX(t)),r.push(n.getX(t+1));else for(let t=0;t<i;t++)t%2==0?(r.push(n.getX(t)),r.push(n.getX(t+1)),r.push(n.getX(t+2))):(r.push(n.getX(t+2)),r.push(n.getX(t+1)),r.push(n.getX(t)));r.length/3!==i&&console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const s=t.clone();return s.setIndex(r),s}const Wo=[171,75,84,88,32,50,48,187,13,10,26,10];var qo,jo,Yo,Jo,Xo,Ko,Zo,$o,tl;(tl=qo||(qo={}))[tl.NONE=0]="NONE",tl[tl.BASISLZ=1]="BASISLZ",tl[tl.ZSTD=2]="ZSTD",tl[tl.ZLIB=3]="ZLIB",function(t){t[t.BASICFORMAT=0]="BASICFORMAT"}(jo||(jo={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC"}(Yo||(Yo={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB"}(Jo||(Jo={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2"}(Xo||(Xo={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED"}(Ko||(Ko={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA"}(Zo||(Zo={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG"}($o||($o={}));class el{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=qo.NONE,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:jo.BASICFORMAT,versionNumber:2,descriptorBlockSize:40,colorModel:Yo.UNSPECIFIED,colorPrimaries:Jo.SRGB,transferFunction:Jo.SRGB,flags:Ko.ALPHA_STRAIGHT,texelBlockDimension:{x:4,y:4,z:1,w:1},bytesPlane:[],samples:[]}],this.keyValue={},this.globalData=null}}class nl{constructor(t,e,n,i){this._dataView=new DataView(t.buffer,t.byteOffset+e,n),this._littleEndian=i,this._offset=0}_nextUint8(){const t=this._dataView.getUint8(this._offset);return this._offset+=1,t}_nextUint16(){const t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t}_nextUint32(){const t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint64(){const t=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,t}_skip(t){return this._offset+=t,this}_scan(t,e=0){const n=this._offset;let i=0;for(;this._dataView.getUint8(this._offset)!==e&&i<t;)i++,this._offset++;return i<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)}}function il(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}const rl=new WeakMap;class sl extends Ss{constructor(t){super(t),this.transcoderPath="",this.transcoderBinary=null,this.transcoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.workerConfig=null}setTranscoderPath(t){return this.transcoderPath=t,this}setWorkerLimit(t){return this.workerLimit=t,this}detectSupport(t){return this.workerConfig={astcSupported:t.extensions.has("WEBGL_compressed_texture_astc"),etc1Supported:t.extensions.has("WEBGL_compressed_texture_etc1"),etc2Supported:t.extensions.has("WEBGL_compressed_texture_etc"),dxtSupported:t.extensions.has("WEBGL_compressed_texture_s3tc"),bptcSupported:t.extensions.has("EXT_texture_compression_bptc"),pvrtcSupported:t.extensions.has("WEBGL_compressed_texture_pvrtc")||t.extensions.has("WEBKIT_WEBGL_compressed_texture_pvrtc")},this}load(t,e,n,i){const r=new Ts(this.manager);r.setResponseType("arraybuffer"),r.setWithCredentials(this.withCredentials);const s=new ss;return r.load(t,(t=>{if(rl.has(t)){return rl.get(t).promise.then(e).catch(i)}this._createTexture([t]).then((function(t){s.copy(t),s.needsUpdate=!0,e&&e(s)})).catch(i)}),n,i),s}parseInternalAsync(t){const{levels:e}=t,n=new Set;for(let t=0;t<e.length;t++)n.add(e[t].data.buffer);return this._createTexture(Array.from(n),{...t,lowLevel:!0})}_createTexture(t,e={}){let n,i;const r=e;let s=0;for(let e=0;e<t.length;e++)s+=t[e].byteLength;const a=this._allocateWorker(s).then((e=>(n=e,i=this.workerNextTaskID++,new Promise(((e,s)=>{n._callbacks[i]={resolve:e,reject:s},n.postMessage({type:"transcode",id:i,buffers:t,taskConfig:r},t)}))))).then((t=>{const{mipmaps:e,width:n,height:i,format:r}=t,s=new ss(e,n,i,r,1009);return s.minFilter=1===e.length?1006:1008,s.magFilter=1006,s.generateMipmaps=!1,s.needsUpdate=!0,s}));return a.catch((()=>!0)).then((()=>{n&&i&&(n._taskLoad-=s,delete n._callbacks[i])})),rl.set(t[0],{promise:a}),a}_initTranscoder(){if(!this.transcoderPending){const t=new Ts(this.manager);t.setPath(this.transcoderPath),t.setWithCredentials(this.withCredentials);const e=new Promise(((e,n)=>{t.load("basis_transcoder.js",e,void 0,n)})),n=new Ts(this.manager);n.setPath(this.transcoderPath),n.setResponseType("arraybuffer"),n.setWithCredentials(this.withCredentials);const i=new Promise(((t,e)=>{n.load("basis_transcoder.wasm",t,void 0,e)}));this.transcoderPending=Promise.all([e,i]).then((([t,e])=>{const n=sl.BasisWorker.toString(),i=["/* constants */","let _EngineFormat = "+JSON.stringify(sl.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(sl.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(sl.BasisFormat),"/* basis_transcoder.js */",t,"/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([i])),this.transcoderBinary=e}))}return this.transcoderPending}_allocateWorker(t){return this._initTranscoder().then((()=>{if(this.workerPool.length<this.workerLimit){const t=new Worker(this.workerSourceURL);t._callbacks={},t._taskLoad=0,t.postMessage({type:"init",config:this.workerConfig,transcoderBinary:this.transcoderBinary}),t.onmessage=function(e){const n=e.data;switch(n.type){case"transcode":t._callbacks[n.id].resolve(n);break;case"error":t._callbacks[n.id].reject(n);break;default:console.error('THREE.BasisTextureLoader: Unexpected message, "'+n.type+'"')}},this.workerPool.push(t)}else this.workerPool.sort((function(t,e){return t._taskLoad>e._taskLoad?-1:1}));const e=this.workerPool[this.workerPool.length-1];return e._taskLoad+=t,e}))}dispose(){for(let t=0;t<this.workerPool.length;t++)this.workerPool[t].terminate();return this.workerPool.length=0,this}}let al,ol,ll;sl.BasisFormat={ETC1S:0,UASTC_4x4:1},sl.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},sl.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},sl.BasisWorker=function(){let t,e,n;const i=_EngineFormat,r=_TranscoderFormat,s=_BasisFormat;onmessage=function(i){const r=i.data;switch(r.type){case"init":t=r.config,a=r.transcoderBinary,e=new Promise((t=>{n={wasmBinary:a,onRuntimeInitialized:t},BASIS(n)})).then((()=>{n.initializeBasis()}));break;case"transcode":e.then((()=>{try{const{width:t,height:e,hasAlpha:i,mipmaps:a,format:o}=r.taskConfig.lowLevel?function(t){const{basisFormat:e,width:i,height:r,hasAlpha:a}=t,{transcoderFormat:o,engineFormat:l}=c(e,i,r,a),p=n.getBytesPerBlockOrPixel(o);h(n.isFormatSupported(o),"THREE.BasisTextureLoader: Unsupported format.");const g=[];if(e===s.ETC1S){const e=new n.LowLevelETC1SImageTranscoder,{endpointCount:i,endpointsData:r,selectorCount:s,selectorsData:l,tablesData:c}=t.globalData;try{let n;n=e.decodePalettes(i,r,s,l),h(n,"THREE.BasisTextureLoader: decodePalettes() failed."),n=e.decodeTables(c),h(n,"THREE.BasisTextureLoader: decodeTables() failed.");for(let i=0;i<t.levels.length;i++){const r=t.levels[i],s=t.globalData.imageDescs[i],l=A(o,r.width,r.height),c=new Uint8Array(l);n=e.transcodeImage(o,c,l/p,r.data,u(o,r.width),d(o,r.height),r.width,r.height,r.index,s.rgbSliceByteOffset,s.rgbSliceByteLength,s.alphaSliceByteOffset,s.alphaSliceByteLength,s.imageFlags,a,!1,0,0),h(n,"THREE.BasisTextureLoader: transcodeImage() failed for level "+r.index+"."),g.push({data:c,width:r.width,height:r.height})}}finally{e.delete()}}else for(let e=0;e<t.levels.length;e++){const i=t.levels[e],r=A(o,i.width,i.height),s=new Uint8Array(r);h(n.transcodeUASTCImage(o,s,r/p,i.data,u(o,i.width),d(o,i.height),i.width,i.height,i.index,0,i.data.byteLength,0,a,!1,0,0,-1,-1),"THREE.BasisTextureLoader: transcodeUASTCImage() failed for level "+i.index+"."),g.push({data:s,width:i.width,height:i.height})}return{width:i,height:r,hasAlpha:a,mipmaps:g,format:l}}(r.taskConfig):function(t){const e=new n.BasisFile(new Uint8Array(t)),i=e.isUASTC()?s.UASTC_4x4:s.ETC1S,r=e.getImageWidth(0,0),a=e.getImageHeight(0,0),o=e.getNumLevels(0),l=e.getHasAlpha();function h(){e.close(),e.delete()}const{transcoderFormat:u,engineFormat:d}=c(i,r,a,l);if(!r||!a||!o)throw h(),new Error("THREE.BasisTextureLoader:\tInvalid texture");if(!e.startTranscoding())throw h(),new Error("THREE.BasisTextureLoader: .startTranscoding failed");const A=[];for(let t=0;t<o;t++){const n=e.getImageWidth(0,t),i=e.getImageHeight(0,t),r=new Uint8Array(e.getImageTranscodedSizeInBytes(0,t,u));if(!e.transcodeImage(r,0,t,u,0,l))throw h(),new Error("THREE.BasisTextureLoader: .transcodeImage failed.");A.push({data:r,width:n,height:i})}return h(),{width:r,height:a,hasAlpha:l,mipmaps:A,format:d}}(r.buffers[0]),l=[];for(let t=0;t<a.length;++t)l.push(a[t].data.buffer);self.postMessage({type:"transcode",id:r.id,width:t,height:e,hasAlpha:i,mipmaps:a,format:o},l)}catch(t){console.error(t),self.postMessage({type:"error",id:r.id,error:t.message})}}))}var a};const a=[{if:"astcSupported",basisFormat:[s.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[i.RGBA_ASTC_4x4_Format,i.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[s.ETC1S,s.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[i.RGBA_BPTC_Format,i.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[s.ETC1S,s.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[i.RGB_S3TC_DXT1_Format,i.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[s.ETC1S,s.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[i.RGB_ETC2_Format,i.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[s.ETC1S,s.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC1],engineFormat:[i.RGB_ETC1_Format,i.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[s.ETC1S,s.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[i.RGB_PVRTC_4BPPV1_Format,i.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],o=a.sort((function(t,e){return t.priorityETC1S-e.priorityETC1S})),l=a.sort((function(t,e){return t.priorityUASTC-e.priorityUASTC}));function c(e,n,a,c){let h,u;const d=e===s.ETC1S?o:l;for(let i=0;i<d.length;i++){const r=d[i];if(t[r.if]&&(r.basisFormat.includes(e)&&(!r.needsPowerOfTwo||p(n)&&p(a))))return h=r.transcoderFormat[c?1:0],u=r.engineFormat[c?1:0],{transcoderFormat:h,engineFormat:u}}return console.warn("THREE.BasisTextureLoader: No suitable compressed texture format found. Decoding to RGBA32."),h=r.RGBA32,u=i.RGBAFormat,{transcoderFormat:h,engineFormat:u}}function h(t,e){if(!t)throw new Error(e)}function u(t,e){return Math.ceil(e/n.getFormatBlockWidth(t))}function d(t,e){return Math.ceil(e/n.getFormatBlockHeight(t))}function A(t,e,i){const s=n.getBytesPerBlockOrPixel(t);if(n.formatIsUncompressed(t))return e*i*s;if(t===r.PVRTC1_4_RGB||t===r.PVRTC1_4_RGBA){const t=e+3&-4,n=i+3&-4;return(Math.max(8,t)*Math.max(8,n)*4+7)/8}return u(t,e)*d(t,i)*s}function p(t){return t<=2||0==(t&t-1)&&0!==t}};const cl={env:{emscripten_notify_memory_growth:function(t){ll=new Uint8Array(ol.exports.memory.buffer)}}};class hl{init(){return al||(al=fetch("data:application/wasm;base64,"+ul).then((t=>t.arrayBuffer())).then((t=>WebAssembly.instantiate(t,cl))).then((t=>{ol=t.instance,cl.env.emscripten_notify_memory_growth(0)}))),al}decode(t,e=0){const n=t.byteLength,i=ol.exports.malloc(n);ll.set(t,i),e=e||Number(ol.exports.ZSTD_findDecompressedSize(i,n));const r=ol.exports.malloc(e),s=ol.exports.ZSTD_decompress(r,e,i,n),a=ll.slice(r,r+s);return ol.exports.free(i),ol.exports.free(r),a}}const ul="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dl,Al,pl={createLevels:async function(t,e){t.supercompressionScheme===qo.ZSTD&&await e.init();for(var n=[],i=t.pixelWidth,r=t.pixelHeight,s=0;s<t.levels.length;s++){var a=Math.max(1,Math.floor(i/Math.pow(2,s))),o=Math.max(1,Math.floor(r/Math.pow(2,s))),l=t.levels[s].levelData;t.supercompressionScheme===qo.ZSTD&&(l=e.decode(l,t.levels[s].uncompressedByteLength)),n.push({index:s,width:a,height:o,data:l})}return n},getBasicDFD:function(t){return t.dataFormatDescriptor[0]},getAlpha:function(t){var e=this.getBasicDFD(t);return e.colorModel===Yo.UASTC?(15&e.samples[0].channelID)===$o.RGBA:2===e.samples.length&&(15&e.samples[1].channelID)===Zo.AAA},getPremultiplyAlpha:function(t){return!!(this.getBasicDFD(t).flags&Ko.ALPHA_PREMULTIPLIED)}};
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const gl=Symbol("retainerCount"),ml=Symbol("recentlyUsed"),fl=Symbol("evict"),vl=Symbol("evictionThreshold"),yl=Symbol("cache");class El{constructor(t,e=5){this[dl]=new Map,this[Al]=[],this[yl]=t,this[vl]=e}set evictionThreshold(t){this[vl]=t,this[fl]()}get evictionThreshold(){return this[vl]}get cache(){return this[yl]}retainerCount(t){return this[gl].get(t)||0}reset(){this[gl].clear(),this[ml]=[]}retain(t){this[gl].has(t)||this[gl].set(t,0),this[gl].set(t,this[gl].get(t)+1);const e=this[ml].indexOf(t);-1!==e&&this[ml].splice(e,1),this[ml].unshift(t),this[fl]()}release(t){this[gl].has(t)&&this[gl].set(t,Math.max(this[gl].get(t)-1,0)),this[fl]()}[(dl=gl,Al=ml,fl)](){if(!(this[ml].length<this[vl]))for(let t=this[ml].length-1;t>=this[vl];--t){const e=this[ml][t];0===this[gl].get(e)&&(this[yl].delete(e),this[ml].splice(t,1))}}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var xl,wl;const bl=new Map,_l=new Map;let Il;const Cl=new class extends Ss{constructor(t){super(t),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(t){return this.decoderPath=t,this}setDecoderConfig(t){return this.decoderConfig=t,this}setWorkerLimit(t){return this.workerLimit=t,this}load(t,e,n,i){const r=new Ts(this.manager);r.setPath(this.path),r.setResponseType("arraybuffer"),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(t,(t=>{const n={attributeIDs:this.defaultAttributeIDs,attributeTypes:this.defaultAttributeTypes,useUniqueIDs:!1};this.decodeGeometry(t,n).then(e).catch(i)}),n,i)}decodeDracoFile(t,e,n,i){const r={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:i||this.defaultAttributeTypes,useUniqueIDs:!!n};this.decodeGeometry(t,r).then(e)}decodeGeometry(t,e){for(const t in e.attributeTypes){const n=e.attributeTypes[t];void 0!==n.BYTES_PER_ELEMENT&&(e.attributeTypes[t]=n.name)}const n=JSON.stringify(e);if(ja.has(t)){const e=ja.get(t);if(e.key===n)return e.promise;if(0===t.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let i;const r=this.workerNextTaskID++,s=t.byteLength,a=this._getWorker(r,s).then((n=>(i=n,new Promise(((n,s)=>{i._callbacks[r]={resolve:n,reject:s},i.postMessage({type:"decode",id:r,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{i&&r&&this._releaseTask(i,r)})),ja.set(t,{key:n,promise:a}),a}_createGeometry(t){const e=new Te;t.index&&e.setIndex(new ve(t.index.array,1));for(let n=0;n<t.attributes.length;n++){const i=t.attributes[n],r=i.name,s=i.array,a=i.itemSize;e.setAttribute(r,new ve(s,a))}return e}_loadLibrary(t,e){const n=new Ts(this.manager);return n.setPath(this.decoderPath),n.setResponseType(e),n.setWithCredentials(this.withCredentials),new Promise(((e,i)=>{n.load(t,e,void 0,i)}))}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const t="object"!=typeof WebAssembly||"js"===this.decoderConfig.type,e=[];return t?e.push(this._loadLibrary("draco_decoder.js","text")):(e.push(this._loadLibrary("draco_wasm_wrapper.js","text")),e.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(e).then((e=>{const n=e[0];t||(this.decoderConfig.wasmBinary=e[1]);const i=Ya.toString(),r=["/* draco decoder */",n,"","/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([r]))})),this.decoderPending}_getWorker(t,e){return this._initDecoder().then((()=>{if(this.workerPool.length<this.workerLimit){const t=new Worker(this.workerSourceURL);t._callbacks={},t._taskCosts={},t._taskLoad=0,t.postMessage({type:"init",decoderConfig:this.decoderConfig}),t.onmessage=function(e){const n=e.data;switch(n.type){case"decode":t._callbacks[n.id].resolve(n);break;case"error":t._callbacks[n.id].reject(n);break;default:console.error('THREE.DRACOLoader: Unexpected message, "'+n.type+'"')}},this.workerPool.push(t)}else this.workerPool.sort((function(t,e){return t._taskLoad>e._taskLoad?-1:1}));const n=this.workerPool[this.workerPool.length-1];return n._taskCosts[t]=e,n._taskLoad+=e,n}))}_releaseTask(t,e){t._taskLoad-=t._taskCosts[e],delete t._callbacks[e],delete t._taskCosts[e]}debug(){console.log("Task load: ",this.workerPool.map((t=>t._taskLoad)))}dispose(){for(let t=0;t<this.workerPool.length;++t)this.workerPool[t].terminate();return this.workerPool.length=0,this}};let Ml;const Sl=new class extends Ls{constructor(t){super(t),this.basisLoader=new sl(t),this.zstd=new hl,this.zstd.init(),"undefined"!=typeof MSC_TRANSCODER&&console.warn('THREE.KTX2Loader: Please update to latest "basis_transcoder". "msc_basis_transcoder" is no longer supported in three.js r125+.')}setTranscoderPath(t){return this.basisLoader.setTranscoderPath(t),this}setWorkerLimit(t){return this.basisLoader.setWorkerLimit(t),this}detectSupport(t){return this.basisLoader.detectSupport(t),this}dispose(){return this.basisLoader.dispose(),this}load(t,e,n,i){var r=this,s=new ss;return new Promise((function(e,i){new Ts(r.manager).setPath(r.path).setResponseType("arraybuffer").load(t,e,n,i)})).then((function(t){r.parse(t,(function(t){s.copy(t),s.needsUpdate=!0,e&&e(s)}),i)})).catch(i),s}parse(t,e,n){var i=this,r=function(t){const e=new Uint8Array(t.buffer,t.byteOffset,Wo.length);if(e[0]!==Wo[0]||e[1]!==Wo[1]||e[2]!==Wo[2]||e[3]!==Wo[3]||e[4]!==Wo[4]||e[5]!==Wo[5]||e[6]!==Wo[6]||e[7]!==Wo[7]||e[8]!==Wo[8]||e[9]!==Wo[9]||e[10]!==Wo[10]||e[11]!==Wo[11])throw new Error("Missing KTX 2.0 identifier.");const n=new el,i=17*Uint32Array.BYTES_PER_ELEMENT,r=new nl(t,Wo.length,i,!0);n.vkFormat=r._nextUint32(),n.typeSize=r._nextUint32(),n.pixelWidth=r._nextUint32(),n.pixelHeight=r._nextUint32(),n.pixelDepth=r._nextUint32(),n.layerCount=r._nextUint32(),n.faceCount=r._nextUint32();const s=r._nextUint32();n.supercompressionScheme=r._nextUint32();const a=r._nextUint32(),o=r._nextUint32(),l=r._nextUint32(),c=r._nextUint32(),h=r._nextUint64(),u=r._nextUint64(),d=new nl(t,Wo.length+i,3*s*8,!0);for(let e=0;e<s;e++)n.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+d._nextUint64(),d._nextUint64()),uncompressedByteLength:d._nextUint64()});const A=new nl(t,a,o,!0),p={vendorId:A._skip(4)._nextUint16(),descriptorType:A._nextUint16(),versionNumber:A._nextUint16(),descriptorBlockSize:A._nextUint16(),colorModel:A._nextUint8(),colorPrimaries:A._nextUint8(),transferFunction:A._nextUint8(),flags:A._nextUint8(),texelBlockDimension:{x:A._nextUint8()+1,y:A._nextUint8()+1,z:A._nextUint8()+1,w:A._nextUint8()+1},bytesPlane:[A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8()],samples:[]},g=(p.descriptorBlockSize/4-6)/4;for(let t=0;t<g;t++)p.samples[t]={bitOffset:A._nextUint16(),bitLength:A._nextUint8(),channelID:A._nextUint8(),samplePosition:[A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8()],sampleLower:A._nextUint32(),sampleUpper:A._nextUint32()};n.dataFormatDescriptor.length=0,n.dataFormatDescriptor.push(p);const m=new nl(t,l,c,!0);for(;m._offset<c;){const t=m._nextUint32(),e=m._scan(t),i=il(e),r=m._scan(t-e.byteLength);n.keyValue[i]=i.match(/^ktx/i)?il(r):r,m._offset%4&&m._skip(4-m._offset%4)}if(u<=0)return n;const f=new nl(t,h,u,!0),v=f._nextUint16(),y=f._nextUint16(),E=f._nextUint32(),x=f._nextUint32(),w=f._nextUint32(),b=f._nextUint32(),_=[];for(let t=0;t<s;t++)_.push({imageFlags:f._nextUint32(),rgbSliceByteOffset:f._nextUint32(),rgbSliceByteLength:f._nextUint32(),alphaSliceByteOffset:f._nextUint32(),alphaSliceByteLength:f._nextUint32()});const I=h+f._offset,C=I+E,M=C+x,S=M+w,B=new Uint8Array(t.buffer,t.byteOffset+I,E),T=new Uint8Array(t.buffer,t.byteOffset+C,x),L=new Uint8Array(t.buffer,t.byteOffset+M,w),R=new Uint8Array(t.buffer,t.byteOffset+S,b);return n.globalData={endpointCount:v,selectorCount:y,imageDescs:_,endpointsData:B,selectorsData:T,tablesData:L,extendedData:R},n}(new Uint8Array(t));if(r.pixelDepth>0)throw new Error("THREE.KTX2Loader: Only 2D textures are currently supported.");if(r.layerCount>1)throw new Error("THREE.KTX2Loader: Array textures are not currently supported.");if(r.faceCount>1)throw new Error("THREE.KTX2Loader: Cube textures are not currently supported.");var s=pl.getBasicDFD(r);return pl.createLevels(r,this.zstd).then((function(t){var e=s.colorModel===Yo.UASTC?sl.BasisFormat.UASTC_4x4:sl.BasisFormat.ETC1S,n={levels:t,width:r.pixelWidth,height:r.pixelHeight,basisFormat:e,hasAlpha:pl.getAlpha(r)};return e===sl.BasisFormat.ETC1S&&(n.globalData=r.globalData),i.basisLoader.parseInternalAsync(n)})).then((function(t){t.encoding=s.transferFunction===Xo.SRGB?3001:3e3,t.premultiplyAlpha=pl.getPremultiplyAlpha(r),e(t)})).catch(n),this}},Bl=Symbol("loader"),Tl=Symbol("evictionPolicy"),Ll=Symbol("GLTFInstance");class Rl extends y{constructor(t){super(),this[wl]=new Ja,this[Ll]=t,this[Bl].setDRACOLoader(Cl),this[Bl].setKTX2Loader(Sl)}static setDRACODecoderLocation(t){Il=t,Cl.setDecoderPath(t)}static getDRACODecoderLocation(){return Il}static setKTX2TranscoderLocation(t){Ml=t,Sl.setTranscoderPath(t)}static getKTX2TranscoderLocation(){return Ml}static initializeKTX2Loader(t){Sl.detectSupport(t)}static get cache(){return bl}static clearCache(){bl.forEach(((t,e)=>{this.delete(e)})),this[Tl].reset()}static has(t){return bl.has(t)}static async delete(t){if(!this.has(t))return;const e=bl.get(t);_l.delete(t),bl.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!_l.get(t)}get[(xl=Tl,wl=Bl,Tl)](){return this.constructor[Tl]}async preload(t,e,n=(()=>{})){if(this.dispatchEvent({type:"preload",element:e,src:t}),!bl.has(t)){const e=((t,e,n=(()=>{}))=>{const i=t=>{const e=t.loaded/t.total;n(Math.max(0,Math.min(1,isFinite(e)?e:1)))};return new Promise(((n,r)=>{e.load(t,n,i,r)}))})(t,this[Bl],(t=>{n(.8*t)})),i=this[Ll],r=e.then((t=>i.prepare(t))).then((t=>(n(.9),new i(t))));bl.set(t,r)}await bl.get(t),_l.set(t,!0),n&&n(1)}async load(t,e,n=(()=>{})){await this.preload(t,e,n);const i=await bl.get(t),r=await i.clone();return this[Tl].retain(t),r.dispose=(()=>{const e=r.dispose;let n=!1;return()=>{n||(n=!0,e.apply(r),this[Tl].release(t))}})(),r}}Rl[xl]=new El(Rl);class Dl extends Vt{constructor(t){super(),this.element=t||document.createElement("div"),this.element.style.position="absolute",this.addEventListener("removed",(function(){this.traverse((function(t){t.element instanceof Element&&null!==t.element.parentNode&&t.element.parentNode.removeChild(t.element)}))}))}copy(t,e){return super.copy(t,e),this.element=t.element.cloneNode(!0),this}}Dl.prototype.isCSS2DObject=!0;const Ql=new H,Pl=new yt,Fl=new yt,Nl=new H,Ul=new H;class Gl{constructor(){const t=this;let e,n,i,r;const s={objects:new WeakMap},a=document.createElement("div");function o(e,n,c){if(e.isCSS2DObject){e.onBeforeRender(t,n,c),Ql.setFromMatrixPosition(e.matrixWorld),Ql.applyMatrix4(Fl);const o=e.element;/apple/i.test(navigator.vendor)?o.style.transform="translate(-50%,-50%) translate("+Math.round(Ql.x*i+i)+"px,"+Math.round(-Ql.y*r+r)+"px)":o.style.transform="translate(-50%,-50%) translate("+(Ql.x*i+i)+"px,"+(-Ql.y*r+r)+"px)",o.style.display=e.visible&&Ql.z>=-1&&Ql.z<=1?"":"none";const h={distanceToCameraSquared:l(c,e)};s.objects.set(e,h),o.parentNode!==a&&a.appendChild(o),e.onAfterRender(t,n,c)}for(let t=0,i=e.children.length;t<i;t++)o(e.children[t],n,c)}function l(t,e){return Nl.setFromMatrixPosition(t.matrixWorld),Ul.setFromMatrixPosition(e.matrixWorld),Nl.distanceToSquared(Ul)}a.style.overflow="hidden",this.domElement=a,this.getSize=function(){return{width:e,height:n}},this.render=function(t,e){!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),Pl.copy(e.matrixWorldInverse),Fl.multiplyMatrices(e.projectionMatrix,Pl),o(t,t,e),function(t){const e=function(t){const e=[];return t.traverse((function(t){t.isCSS2DObject&&e.push(t)})),e}(t).sort((function(t,e){return s.objects.get(t).distanceToCameraSquared-s.objects.get(e).distanceToCameraSquared})),n=e.length;for(let t=0,i=e.length;t<i;t++)e[t].element.style.zIndex=n-t}(t)},this.setSize=function(t,s){e=t,n=s,i=e/2,r=n/2,a.style.width=t+"px",a.style.height=s+"px"}}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */class kl{constructor(t=50){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(t)}setDecayTime(t){this.naturalFrequency=1/Math.max(.001,t)}update(t,e,n,i){const r=2e-4*this.naturalFrequency;if(null==t||0===i)return e;if(t===e&&0===this.velocity)return e;if(n<0)return t;const s=t-e,a=this.velocity+this.naturalFrequency*s,o=s+n*a,l=Math.exp(-this.naturalFrequency*n),c=(a-this.naturalFrequency*o)*l,h=-this.naturalFrequency*(c+a*l);return Math.abs(c)<r*Math.abs(i)&&h*s>=0?(this.velocity=0,e):(this.velocity=c,e+o*l)}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const Ol=(t,e)=>({type:"number",number:t,unit:e}),Hl=(()=>{const t={};return e=>{const n=e;if(n in t)return t[n];const i=[];let r=0;for(;e;){if(++r>1e3){e="";break}const t=zl(e),n=t.nodes[0];if(null==n||0===n.terms.length)break;i.push(n),e=t.remainingInput}return t[n]=i}})(),zl=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,n=/^[\),]/;return i=>{const r=[];for(;i.length&&(i=i.trim(),!n.test(i));)if("("===i[0]){const{nodes:t,remainingInput:e}=jl(i);i=e,r.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(i)){const t=Vl(i),e=t.nodes[0];if("("===(i=t.remainingInput)[0]){const{nodes:t,remainingInput:n}=jl(i);r.push({type:"function",name:e,arguments:t}),i=n}else r.push(e)}else if(e.test(i))r.push({type:"operator",value:i[0]}),i=i.slice(1);else{const{nodes:t,remainingInput:e}="#"===i[0]?ql(i):Wl(i);if(0===t.length)break;r.push(t[0]),i=e}return{nodes:[{type:"expression",terms:r}],remainingInput:i}}})(),Vl=(()=>{const t=/[^a-z^0-9^_^\-^\u0240-\uffff]/i;return e=>{const n=e.match(t);return{nodes:[{type:"ident",value:null==n?e:e.substr(0,n.index)}],remainingInput:null==n?"":e.substr(n.index)}}})(),Wl=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,n=/^(m|mm|cm|rad|deg|[%])$/;return i=>{const r=i.match(t),s=null==r?"0":r[0],a=(i=null==s?i:i.slice(s.length)).match(e);let o=null!=a&&""!==a[0]?a[0]:null;const l=null==a?i:i.slice(o.length);return null==o||n.test(o)||(o=null),{nodes:[{type:"number",number:parseFloat(s)||0,unit:o}],remainingInput:l}}})(),ql=(()=>{const t=/^[a-f0-9]*/i;return e=>{const n=(e=e.slice(1).trim()).match(t);return{nodes:null==n?[]:[{type:"hex",value:n[0]}],remainingInput:null==n?e:e.slice(n[0].length)}}})(),jl=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const n=zl(t);if(e.push(n.nodes[0]),","===(t=n.remainingInput.trim())[0])t=t.slice(1).trim();else if(")"===t[0]){t=t.slice(1);break}}return{nodes:e,remainingInput:t}},Yl=Symbol("visitedTypes");class Jl{constructor(t){this[Yl]=t}walk(t,e){const n=t.slice();for(;n.length;){const t=n.shift();switch(this[Yl].indexOf(t.type)>-1&&e(t),t.type){case"expression":n.unshift(...t.terms);break;case"function":n.unshift(t.name,...t.arguments)}}}}const Xl=Object.freeze({type:"number",number:0,unit:null}),Kl=(t,e=0)=>{let{number:n,unit:i}=t;if(isFinite(n)){if("rad"===t.unit||null==t.unit)return t}else n=e,i="rad";return{type:"number",number:("deg"===i&&null!=n?n:0)*Math.PI/180,unit:"rad"}},Zl=(t,e=0)=>{let n,{number:i,unit:r}=t;if(isFinite(i)){if("m"===t.unit)return t}else i=e,r="m";switch(r){default:n=1;break;case"cm":n=.01;break;case"mm":n=.001}return{type:"number",number:n*i,unit:"m"}},$l=(()=>{const t=t=>t,e={rad:t,deg:Kl,m:t,mm:Zl,cm:Zl};return(t,n=Xl)=>{let{number:i,unit:r}=t;if(isFinite(i)||(i=n.number,r=n.unit),null==r)return t;const s=e[r];return null==s?n:s(t)}})();
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
class tc extends Dl{constructor(t){super(document.createElement("div")),this.normal=new H(0,1,0),this.initialized=!1,this.referenceCount=1,this.pivot=document.createElement("div"),this.slot=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this.slot.name=t.name,this.element.appendChild(this.pivot),this.pivot.appendChild(this.slot),this.updatePosition(t.position),this.updateNormal(t.normal)}get facingCamera(){return!this.element.classList.contains("hide")}show(){this.facingCamera&&this.initialized||this.updateVisibility(!0)}hide(){!this.facingCamera&&this.initialized||this.updateVisibility(!1)}increment(){this.referenceCount++}decrement(){return this.referenceCount>0&&--this.referenceCount,0===this.referenceCount}updatePosition(t){if(null==t)return;const e=Hl(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,$l(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=Hl(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,$l(e[t]).number)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){t?this.element.classList.remove("hide"):this.element.classList.add("hide"),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const n=e,i=n.dataset.visibilityAttribute;if(null!=i){const e=`data-${i}`;t?n.setAttribute(e,""):n.removeAttribute(e)}n.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const ec=(t,e,n)=>{let i=n;const r=new H;return t.traverse((t=>{let n,s;t.updateWorldMatrix(!1,!1);const a=t.geometry;if(void 0!==a)if(a.isGeometry){const o=a.vertices;for(n=0,s=o.length;n<s;n++)r.copy(o[n]),r.applyMatrix4(t.matrixWorld),i=e(i,r)}else if(a.isBufferGeometry){const{position:o}=a.attributes;if(void 0!==o)for(n=0,s=o.count;n<s;n++)r.fromBufferAttribute(o,n).applyMatrix4(t.matrixWorld),i=e(i,r)}})),i};
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */class nc extends Xs{constructor(t,e,n){super(),this.shadowMaterial=new os,this.boundingBox=new W,this.size=new H,this.shadowScale=1,this.isAnimated=!1,this.side="bottom",this.needsUpdate=!1,this.intensity=0,this.castShadow=!0,this.frustumCulled=!1,this.floor=new Ye(new An,this.shadowMaterial),this.floor.rotateX(-Math.PI/2),this.floor.receiveShadow=!0,this.floor.castShadow=!1,this.floor.frustumCulled=!1,this.add(this.floor),t.target.add(this),this.target=t.target,this.setScene(t,e,n)}setScene(t,e,n){if(this.side=n,this.isAnimated=t.animationNames.length>0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),"back"===this.side){const{min:t,max:e}=this.boundingBox;[t.y,t.z]=[t.z,t.y],[e.y,e.z]=[e.z,e.y],[this.size.y,this.size.z]=[this.size.z,this.size.y],this.rotation.x=Math.PI/2,this.rotation.y=Math.PI}const{boundingBox:i,size:r}=this;if(this.isAnimated){const t=2*Math.max(r.x,r.y,r.z);r.y=t,i.expandByVector(r.subScalar(t).multiplyScalar(-.5)),i.max.y=i.min.y+t,r.set(t,t,t)}i.getCenter(this.floor.position);const s=i.max.y+.002*r.y;"bottom"===n?(this.position.y=s,this.shadow.camera.up.set(0,0,1)):(this.position.y=0,this.position.z=s,this.shadow.camera.up.set(0,1,0)),this.setSoftness(e)}setSoftness(t){const e=Math.pow(2,9-3*t);this.setMapSize(e)}setMapSize(t){const{camera:e,mapSize:n,map:i}=this.shadow,{size:r,boundingBox:s}=this;null!=i&&(i.dispose(),this.shadow.map=null),this.isAnimated&&(t*=2);const a=Math.floor(r.x>r.z?t:t*r.x/r.z),o=Math.floor(r.x>r.z?t*r.z/r.x:t);n.set(a,o);const l=2.5*r.x/a,c=2.5*r.z/o;e.left=-s.max.x-l,e.right=-s.min.x+l,e.bottom=s.min.z-c,e.top=s.max.z+c,this.setScaleAndOffset(this.shadowScale,0),this.floor.scale.set(r.x+2*l,r.z+2*c,1),this.needsUpdate=!0}setIntensity(t){this.shadowMaterial.opacity=t,t>0?(this.visible=!0,this.floor.visible=!0):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.shadowMaterial.opacity}setRotation(t){"bottom"===this.side?(this.shadow.camera.up.set(Math.sin(t),0,Math.cos(t)),this.shadow.updateMatrices(this)):this.shadow.updateMatrices(this)}setScaleAndOffset(t,e){const n=this.size.y,{camera:i}=this.shadow;this.shadowScale=t,i.near=0,i.far=n-e/t,i.updateProjectionMatrix(),i.scale.setScalar(t);const r=.002*n;this.floor.position.y=2*r-i.far}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const ic=22.5*Math.PI/180,rc=Math.sin(ic),sc=Math.tan(ic),ac=new H,oc=new H,lc=new H,cc=new class{constructor(t,e,n=0,i=1/0){this.ray=new vt(t,e),this.near=n,this.far=i,this.camera=null,this.layers=new Tt,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(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):console.error("THREE.Raycaster: Unsupported camera type: "+e.type)}intersectObject(t,e=!1,n=[]){return da(t,this,n,e),n.sort(ua),n}intersectObjects(t,e=!1,n=[]){for(let i=0,r=t.length;i<r;i++)da(t[i],this,n,e);return n.sort(ua),n}},hc=new H;class uc extends Mr{constructor({canvas:t,element:e,width:n,height:i}){super(),this.context=null,this.annotationRenderer=new Gl,this.width=1,this.height=1,this.aspect=1,this.isDirty=!1,this.renderCount=0,this.camera=new nn(45,1,.1,100),this.url=null,this.target=new Vt,this.modelContainer=new Vt,this.animationNames=[],this.boundingBox=new W,this.size=new H,this.idealCameraDistance=0,this.fieldOfViewAspect=0,this.framedFieldOfView=45,this.shadow=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this.canScale=!0,this.tightBounds=!1,this.goalTarget=new H,this.targetDamperX=new kl,this.targetDamperY=new kl,this.targetDamperZ=new kl,this._currentGLTF=null,this.cancelPendingSourceChange=null,this.animationsByName=new Map,this.currentAnimationAction=null,this.name="ModelScene",this.element=e,this.canvas=t,this.camera=new nn(45,1,.1,100),this.camera.name="MainCamera",this.add(this.target),this.setSize(n,i),this.target.name="Target",this.modelContainer.name="ModelContainer",this.target.add(this.modelContainer),this.mixer=new ha(this.modelContainer);const{domElement:r}=this.annotationRenderer,{style:s}=r;s.display="none",s.pointerEvents="none",s.position="absolute",s.top="0",this.element.shadowRoot.querySelector(".default").appendChild(r)}createContext(){this.context=this.canvas.getContext("2d")}async setObject(t){this.reset(),this.modelContainer.add(t),await this.setupScene()}async setSource(t,e){if(!t||t===this.url)return void(e&&e(1));let n;this.reset(),this.url=t,null!=this.cancelPendingSourceChange&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);try{n=await new Promise((async(n,i)=>{this.cancelPendingSourceChange=()=>i();try{n(await this.element[$h].loader.load(t,this.element,e))}catch(t){i(t)}}))}catch(t){if(null==t)return;throw t}this.reset(),this.url=t,this._currentGLTF=n,null!=n&&this.modelContainer.add(n.scene);const{animations:i}=n,r=new Map,s=[];for(const t of i)r.set(t.name,t),s.push(t.name);this.animations=i,this.animationsByName=r,this.animationNames=s,await this.setupScene()}async setupScene(){this.updateBoundingBox();let t=null;!0===this.tightBounds&&(await this.element.requestUpdate("cameraTarget"),t=this.getTarget()),this.updateFraming(t),this.frameModel(),this.setShadowIntensity(this.shadowIntensity),this.dispatchEvent({type:"model-load",url:this.url})}reset(){this.url=null,this.isDirty=!0,null!=this.shadow&&this.shadow.setIntensity(0);const t=this._currentGLTF;if(null!=t){for(const t of this.modelContainer.children)this.modelContainer.remove(t);t.dispose(),this._currentGLTF=null}null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}get currentGLTF(){return this._currentGLTF}setSize(t,e){this.width===t&&this.height===e||(this.width=Math.max(t,1),this.height=Math.max(e,1),this.annotationRenderer.setSize(t,e),this.aspect=this.width/this.height,this.frameModel(),this.isDirty=!0)}updateBoundingBox(){if(this.target.remove(this.modelContainer),!0===this.tightBounds){const t=(t,e)=>t.expandByPoint(e);this.boundingBox=ec(this.modelContainer,t,new W)}else this.boundingBox.setFromObject(this.modelContainer);this.boundingBox.getSize(this.size),this.target.add(this.modelContainer)}updateFraming(t=null){this.target.remove(this.modelContainer),null==t&&(t=this.boundingBox.getCenter(new H));const e=Math.sqrt(ec(this.modelContainer,((e,n)=>Math.max(e,t.distanceToSquared(n))),0));this.idealCameraDistance=e/rc;this.fieldOfViewAspect=ec(this.modelContainer,((e,n)=>{n.sub(t);const i=Math.sqrt(n.x*n.x+n.z*n.z);return Math.max(e,i/(this.idealCameraDistance-Math.abs(n.y)))}),0)/sc,this.target.add(this.modelContainer)}frameModel(){const t=sc*Math.max(1,this.fieldOfViewAspect/this.aspect);this.framedFieldOfView=2*Math.atan(t)*180/Math.PI}getSize(){return{width:this.width,height:this.height}}setTarget(t,e,n){this.goalTarget.set(-t,-e,-n)}setTargetDamperDecayTime(t){this.targetDamperX.setDecayTime(t),this.targetDamperY.setDecayTime(t),this.targetDamperZ.setDecayTime(t)}getTarget(){return hc.copy(this.goalTarget).multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(t){const e=this.goalTarget,n=this.target.position;if(!e.equals(n)){const i=this.idealCameraDistance;let{x:r,y:s,z:a}=n;r=this.targetDamperX.update(r,e.x,t,i),s=this.targetDamperY.update(s,e.y,t,i),a=this.targetDamperZ.update(a,e.z,t,i),this.target.position.set(r,s,a),this.target.updateMatrixWorld(),this.setShadowRotation(this.yaw),this.isDirty=!0}}pointTowards(t,e){const{x:n,z:i}=this.position;this.yaw=Math.atan2(t-n,e-i)}set yaw(t){this.rotation.y=t,this.updateMatrixWorld(!0),this.setShadowRotation(t),this.isDirty=!0}get yaw(){return this.rotation.y}set animationTime(t){this.mixer.setTime(t)}get animationTime(){return null!=this.currentAnimationAction?this.currentAnimationAction.time:0}get duration(){return null!=this.currentAnimationAction&&this.currentAnimationAction.getClip()?this.currentAnimationAction.getClip().duration:0}get hasActiveAnimation(){return null!=this.currentAnimationAction}playAnimation(t=null,e=0){if(null==this._currentGLTF)return;const{animations:n}=this;if(null==n||0===n.length)return void console.warn("Cannot play animation (model does not have any animations)");let i=null;null!=t&&(i=this.animationsByName.get(t)),null==i&&(i=n[0]);try{const{currentAnimationAction:t}=this;this.currentAnimationAction=this.mixer.clipAction(i,this).play(),this.currentAnimationAction.enabled=!0,null!=t&&this.currentAnimationAction!==t&&this.currentAnimationAction.crossFadeFrom(t,e,!1)}catch(t){console.error(t)}}stopAnimation(){null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction.reset(),this.currentAnimationAction=null),this.mixer.stopAllAction()}updateAnimation(t){this.mixer.update(t)}updateShadow(){const t=this.shadow;if(null!=t){const e="wall"===this.element.arPlacement?"back":"bottom";t.setScene(this,this.shadowSoftness,e)}}setShadowIntensity(t){if(this.shadowIntensity=t,null==this._currentGLTF)return;let e=this.shadow;const n="wall"===this.element.arPlacement?"back":"bottom";null!=e?(e.setIntensity(t),e.setScene(this,this.shadowSoftness,n)):t>0&&(e=new nc(this,this.shadowSoftness,n),e.setIntensity(t),this.shadow=e)}setShadowSoftness(t){this.shadowSoftness=t;const e=this.shadow;null!=e&&e.setSoftness(t)}setShadowRotation(t){const e=this.shadow;null!=e&&e.setRotation(t)}isShadowDirty(){const t=this.shadow;if(null==t)return!1;{const{needsUpdate:e}=t;return t.needsUpdate=!1,e}}setShadowScaleAndOffset(t,e){const n=this.shadow;null!=n&&n.setScaleAndOffset(t,e)}positionAndNormalFromPoint(t,e=this){cc.setFromCamera(t,this.camera);const n=cc.intersectObject(e,!0);if(0===n.length)return null;const i=n[0];return null==i.face?null:(i.face.normal.applyNormalMatrix((new D).getNormalMatrix(i.object.matrixWorld)),{position:i.point,normal:i.face.normal})}addHotspot(t){this.target.add(t),this.annotationRenderer.domElement.appendChild(t.element)}removeHotspot(t){this.target.remove(t)}forHotspots(t){const{children:e}=this.target;for(let n=0,i=e.length;n<i;n++){const i=e[n];i instanceof tc&&t(i)}}updateHotspots(t){this.forHotspots((e=>{ac.copy(t),oc.setFromMatrixPosition(e.matrixWorld),ac.sub(oc),lc.copy(e.normal).transformDirection(this.target.matrixWorld),ac.dot(lc)<0?e.hide():e.show()}))}orientHotspots(t){this.forHotspots((e=>{e.orient(t)}))}setHotspotsVisibility(t){this.forHotspots((e=>{e.visible=t}))}postRender(){const{camera:t}=this;this.isDirty&&(this.updateHotspots(t.position),this.annotationRenderer.domElement.style.display="",this.annotationRenderer.render(this,t))}}const dc=function(){const t=new ls({uniforms:{roughnessMap:{value:null},normalMap:{value:null},texelSize:{value:new R(1,1)}},vertexShader:"\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tattribute vec3 position;\n\t\t\tattribute vec2 uv;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\tvoid main() {\n\n\t\t\t\tvUv = uv;\n\n\t\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t\t}\n\t\t",fragmentShader:"\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\tuniform sampler2D roughnessMap;\n\t\t\tuniform sampler2D normalMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\n\t\t\tvec4 envMapTexelToLinear( vec4 a ) { return a; }\n\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tfloat roughnessToVariance( float roughness ) {\n\n\t\t\t\tfloat variance = 0.0;\n\n\t\t\t\tif ( roughness >= r1 ) {\n\n\t\t\t\t\tvariance = ( r0 - roughness ) * ( v1 - v0 ) / ( r0 - r1 ) + v0;\n\n\t\t\t\t} else if ( roughness >= r4 ) {\n\n\t\t\t\t\tvariance = ( r1 - roughness ) * ( v4 - v1 ) / ( r1 - r4 ) + v1;\n\n\t\t\t\t} else if ( roughness >= r5 ) {\n\n\t\t\t\t\tvariance = ( r4 - roughness ) * ( v5 - v4 ) / ( r4 - r5 ) + v4;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tfloat roughness2 = roughness * roughness;\n\n\t\t\t\t\tvariance = 1.79 * roughness2 * roughness2;\n\n\t\t\t\t}\n\n\t\t\t\treturn variance;\n\n\t\t\t}\n\n\t\t\tfloat varianceToRoughness( float variance ) {\n\n\t\t\t\tfloat roughness = 0.0;\n\n\t\t\t\tif ( variance >= v1 ) {\n\n\t\t\t\t\troughness = ( v0 - variance ) * ( r1 - r0 ) / ( v0 - v1 ) + r0;\n\n\t\t\t\t} else if ( variance >= v4 ) {\n\n\t\t\t\t\troughness = ( v1 - variance ) * ( r4 - r1 ) / ( v1 - v4 ) + r1;\n\n\t\t\t\t} else if ( variance >= v5 ) {\n\n\t\t\t\t\troughness = ( v4 - variance ) * ( r5 - r4 ) / ( v4 - v5 ) + r4;\n\n\t\t\t\t} else {\n\n\t\t\t\t\troughness = pow( 0.559 * variance, 0.25 ); // 0.559 = 1.0 / 1.79\n\n\t\t\t\t}\n\n\t\t\t\treturn roughness;\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = texture2D( roughnessMap, vUv, - 1.0 );\n\n\t\t\t\tif ( texelSize.x == 0.0 ) return;\n\n\t\t\t\tfloat roughness = gl_FragColor.g;\n\n\t\t\t\tfloat variance = roughnessToVariance( roughness );\n\n\t\t\t\tvec3 avgNormal;\n\n\t\t\t\tfor ( float x = - 1.0; x < 2.0; x += 2.0 ) {\n\n\t\t\t\t\tfor ( float y = - 1.0; y < 2.0; y += 2.0 ) {\n\n\t\t\t\t\t\tvec2 uv = vUv + vec2( x, y ) * 0.25 * texelSize;\n\n\t\t\t\t\t\tavgNormal += normalize( texture2D( normalMap, uv, - 1.0 ).xyz - 0.5 );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tvariance += 1.0 - 0.25 * length( avgNormal );\n\n\t\t\t\tgl_FragColor.g = varianceToRoughness( variance );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return t.type="RoughnessMipmapper",t}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */(),Ac=new Ye(new An(2,2),dc),pc=new Ys(0,1,0,1,0,1);let gc=null,mc=null;class fc{constructor(t){mc=t,mc.compile(Ac,pc)}generateMipmaps(t){if("roughnessMap"in t==!1)return;const{roughnessMap:e,normalMap:n}=t;if(null===e||null===n||!e.generateMipmaps||t.userData.roughnessUpdated)return;t.userData.roughnessUpdated=!0;let i=Math.max(e.image.width,n.image.width),r=Math.max(e.image.height,n.image.height);if(!L.isPowerOfTwo(i)||!L.isPowerOfTwo(r))return;const s=mc.getRenderTarget(),a=mc.autoClear;if(mc.autoClear=!1,null!==gc&&gc.width===i&&gc.height===r||(null!==gc&&gc.dispose(),gc=new k(i,r,{depthBuffer:!1}),gc.scissorTest=!0),i!==e.image.width||r!==e.image.height){const n={wrapS:e.wrapS,wrapT:e.wrapT,magFilter:e.magFilter,minFilter:e.minFilter,depthBuffer:!1},s=new k(i,r,n);s.texture.generateMipmaps=!0,mc.setRenderTarget(s),t.roughnessMap=s.texture,t.metalnessMap==e&&(t.metalnessMap=t.roughnessMap),t.aoMap==e&&(t.aoMap=t.roughnessMap),t.roughnessMap.offset.copy(e.offset),t.roughnessMap.repeat.copy(e.repeat),t.roughnessMap.center.copy(e.center),t.roughnessMap.rotation=e.rotation,t.roughnessMap.matrixAutoUpdate=e.matrixAutoUpdate,t.roughnessMap.matrix.copy(e.matrix)}dc.uniforms.roughnessMap.value=e,dc.uniforms.normalMap.value=n;const o=new R(0,0),l=dc.uniforms.texelSize.value;for(let e=0;i>=1&&r>=1;++e,i/=2,r/=2)l.set(1/i,1/r),0==e&&l.set(0,0),gc.viewport.set(o.x,o.y,i,r),gc.scissor.set(o.x,o.y,i,r),mc.setRenderTarget(gc),mc.render(Ac,pc),mc.copyFramebufferToTexture(o,t.roughnessMap,e),dc.uniforms.roughnessMap.value=t.roughnessMap;e!==t.roughnessMap&&e.dispose(),mc.setRenderTarget(s),mc.autoClear=a}dispose(){dc.dispose(),Ac.geometry.dispose(),null!=gc&&gc.dispose()}}const vc=t=>t&&"null"!==t?Ec(t):null,yc=()=>{if(u)return;const t=[];throw o||t.push("WebXR Device API"),l||t.push("WebXR Hit Test API"),new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`)},Ec=t=>new URL(t,window.location.toString()).toString(),xc=(t,e)=>{let n=null;return(...i)=>{null!=n&&self.clearTimeout(n),n=self.setTimeout((()=>{n=null,t(...i)}),e)}},wc=(t,e,n)=>Math.max(e,Math.min(n,t)),bc=(()=>{const t=(()=>{const t=null!=document.head?Array.from(document.head.querySelectorAll("meta")):[];for(const e of t)if("viewport"===e.name)return!0;return!1})();return t||console.warn('No <meta name="viewport"> detected; <model-viewer> will cap pixel density at 1.'),()=>t?window.devicePixelRatio:1})(),_c=(()=>{const t=new RegExp("[?&]model-viewer-debug-mode(&|$)");return()=>self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(t)})(),Ic=Math.PI/24,Cc=new R,Mc=(t,e,n)=>{let i=e>0?n>0?0:-Math.PI/2:n>0?Math.PI/2:Math.PI;for(let r=0;r<=12;++r)t.push(e+.17*Math.cos(i),n+.17*Math.sin(i),0,e+.2*Math.cos(i),n+.2*Math.sin(i),0),i+=Ic};class Sc extends Ye{constructor(t,e){const n=new Te,i=[],r=[],{size:s,boundingBox:a}=t,o=s.x/2,l=("back"===e?s.y:s.z)/2;Mc(r,o,l),Mc(r,-o,l),Mc(r,-o,-l),Mc(r,o,-l);const c=r.length/3;for(let t=0;t<c-2;t+=2)i.push(t,t+1,t+3,t,t+3,t+2);const h=c-2;i.push(h,h+1,1,h,1,0),n.setAttribute("position",new xe(r,3)),n.setIndex(i),super(n),this.side=e;const u=this.material;switch(u.side=2,u.transparent=!0,u.opacity=0,this.goalOpacity=0,this.opacityDamper=new kl,this.hitPlane=new Ye(new An(2*(o+.2),2*(l+.2))),this.hitPlane.visible=!1,this.add(this.hitPlane),a.getCenter(this.position),e){case"bottom":this.rotateX(-Math.PI/2),this.shadowHeight=a.min.y,this.position.y=this.shadowHeight;break;case"back":this.shadowHeight=a.min.z,this.position.z=this.shadowHeight}t.target.add(this)}getHit(t,e,n){Cc.set(e,-n),this.hitPlane.visible=!0;const i=t.positionAndNormalFromPoint(Cc,this.hitPlane);return this.hitPlane.visible=!1,null==i?null:i.position}set offsetHeight(t){"back"===this.side?this.position.z=this.shadowHeight+t:this.position.y=this.shadowHeight+t}get offsetHeight(){return"back"===this.side?this.position.z-this.shadowHeight:this.position.y-this.shadowHeight}set show(t){this.goalOpacity=t?.75:0}updateOpacity(t){const e=this.material;e.opacity=this.opacityDamper.update(e.opacity,this.goalOpacity,t,1),this.visible=e.opacity>0}dispose(){var t;const{geometry:e,material:n}=this.hitPlane;e.dispose(),n.dispose(),this.geometry.dispose(),this.material.dispose(),null===(t=this.parent)||void 0===t||t.remove(this)}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const Bc="not-presenting",Tc="session-started",Lc="object-placed",Rc="failed",Dc=new H,Qc=new yt,Pc=new H;class Fc extends y{constructor(t){super(),this.renderer=t,this.currentSession=null,this.placeOnWall=!1,this.cameraPosition=new H,this.placementBox=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.oldBackground=null,this.rafId=null,this.frame=null,this.initialHitSource=null,this.transientHitTestSource=null,this.inputSource=null,this._presentedScene=null,this.resolveCleanup=null,this.exitWebXRButtonContainer=null,this.overlay=null,this.initialized=!1,this.projectionMatrix=new yt,this.projectionMatrixInverse=new yt,this.oldTarget=new H,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isScaling=!1,this.lastDragPosition=new H,this.lastScalar=0,this.goalPosition=new H,this.goalYaw=0,this.goalScale=1,this.xDamper=new kl,this.yDamper=new kl,this.zDamper=new kl,this.yawDamper=new kl,this.scaleDamper=new kl,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onUpdateScene=()=>{null!=this.placementBox&&this.isPresenting&&(this.placementBox.dispose(),this.placementBox=new Sc(this.presentedScene,this.placeOnWall?"back":"bottom"))},this.onSelectStart=t=>{const e=this.transientHitTestSource;if(null==e)return;const n=this.frame.getHitTestResultsForTransientInput(e),i=this.presentedScene,r=this.placementBox;if(1===n.length){this.inputSource=t.inputSource;const{axes:e}=this.inputSource.gamepad,n=r.getHit(this.presentedScene,e[0],e[1]);r.show=!0,null!=n?(this.isTranslating=!0,this.lastDragPosition.copy(n)):!1===this.placeOnWall&&(this.isRotating=!0,this.lastScalar=e[0])}else 2===n.length&&i.canScale&&(r.show=!0,this.isScaling=!0,this.lastScalar=this.fingerSeparation(n)/i.scale.x)},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isScaling=!1,this.inputSource=null,this.goalPosition.y+=this.placementBox.offsetHeight*this.presentedScene.scale.x,this.placementBox.show=!1},this.threeRenderer=t.threeRenderer,this.threeRenderer.xr.enabled=!0}async resolveARSession(){yc();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:["hit-test"],optionalFeatures:["dom-overlay"],domOverlay:{root:this.overlay}});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(t),t}get presentedScene(){return this._presentedScene}async supportsPresentation(){try{return yc(),await navigator.xr.isSessionSupported("immersive-ar")}catch(t){return!1}}async present(t){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let e=new Promise(((t,e)=>{requestAnimationFrame((()=>t()))}));t.setHotspotsVisibility(!1),t.isDirty=!0,await e,this._presentedScene=t,this.overlay=t.element.shadowRoot.querySelector("div.default");const n=await this.resolveARSession();n.addEventListener("end",(()=>{this.postSessionCleanup()}),{once:!0});const i=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");i.classList.add("enabled"),i.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=i;const r=await n.requestReferenceSpace("viewer");this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,this.oldBackground=t.background,t.background=null,this.oldShadowIntensity=t.shadowIntensity,t.setShadowIntensity(0),this.oldTarget.copy(t.getTarget()),t.addEventListener("model-load",this.onUpdateScene);const s=20*Math.PI/180,a=!0===this.placeOnWall?void 0:new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(s),z:-Math.cos(s)});n.requestHitTestSource({space:r,offsetRay:a}).then((t=>{this.initialHitSource=t})),this.currentSession=n,this.placementBox=new Sc(t,this.placeOnWall?"back":"bottom"),this.placementComplete=!1,this.xDamper.setDecayTime(120),this.yDamper.setDecayTime(120),this.zDamper.setDecayTime(120),this.lastTick=performance.now()}async stopPresenting(){if(!this.isPresenting)return;const t=new Promise((t=>{this.resolveCleanup=t}));try{await this.currentSession.end(),await t}catch(t){console.warn("Error while trying to end AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return null!=this.presentedScene}get target(){return this.oldTarget}updateTarget(){const t=this.presentedScene;if(null!=t){const e=t.getTarget();this.oldTarget.copy(e),this.placeOnWall?t.setTarget(e.x,e.y,t.boundingBox.min.z):t.setTarget(e.x,t.boundingBox.min.y,e.z)}}postSessionCleanup(){const t=this.currentSession;null!=t&&(t.removeEventListener("selectstart",this.onSelectStart),t.removeEventListener("selectend",this.onSelectEnd),t.cancelAnimationFrame(this.rafId),this.currentSession=null);const e=this.presentedScene;if(null!=e){const{element:t}=e;e.position.set(0,0,0),e.scale.set(1,1,1),e.setShadowScaleAndOffset(1,0);const n=this.turntableRotation;null!=n&&(e.yaw=n);const i=this.oldShadowIntensity;null!=i&&e.setShadowIntensity(i);const r=this.oldBackground;null!=r&&(e.background=r);const s=this.oldTarget;e.setTarget(s.x,s.y,s.z),e.removeEventListener("model-load",this.onUpdateScene),e.orientHotspots(0),t.requestUpdate("cameraTarget"),t.requestUpdate("maxCameraOrbit"),t[Zh](t.getBoundingClientRect())}this.renderer.height=0;const n=this.exitWebXRButtonContainer;null!=n&&(n.classList.remove("enabled"),n.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const i=this.transientHitTestSource;null!=i&&(i.cancel(),this.transientHitTestSource=null);const r=this.initialHitSource;null!=r&&(r.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.oldBackground=null,this.rafId=null,this._presentedScene=null,this.frame=null,this.inputSource=null,this.overlay=null,null!=this.resolveCleanup&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:Bc})}updateView(t){const e=t.transform.matrix,n=this.presentedScene,{camera:i}=n;if(i.near=.1,i.far=100,this.presentedScene.orientHotspots(Math.atan2(e[1],e[5])),this.cameraPosition.set(e[12],e[13],e[14]),!this.initialized){const{position:t,element:r}=n,{width:s,height:a}=this.overlay.getBoundingClientRect();n.setSize(s,a),null!=this.threeRenderer.xr.getSession()&&(this.projectionMatrix.copy(this.threeRenderer.xr.getCamera(i).projectionMatrix),this.projectionMatrixInverse.copy(this.projectionMatrix).invert());const{theta:o,radius:l}=r.getCameraOrbit(),c=Dc.set(e[8],e[9],e[10]);n.yaw=Math.atan2(c.x,c.z)-o,this.goalYaw=n.yaw,t.copy(this.cameraPosition).add(c.multiplyScalar(-1*l)),this.goalPosition.copy(t),n.setHotspotsVisibility(!0),this.initialized=!0,this.dispatchEvent({type:"status",status:Tc})}if(i.projectionMatrix.copy(this.projectionMatrix),i.projectionMatrixInverse.copy(this.projectionMatrixInverse),t.requestViewportScale&&t.recommendedViewportScale){const e=t.recommendedViewportScale;t.requestViewportScale(Math.max(e,.25))}const r=this.currentSession.renderState.baseLayer.getViewport(t);this.threeRenderer.setViewport(r.x,r.y,r.width,r.height)}placeInitially(t){const e=this.initialHitSource;if(null==e)return;const n=t.getHitTestResults(e);if(0==n.length)return;const i=n[0],r=this.getHitPoint(i);if(null==r)return;this.placeModel(r),e.cancel(),this.initialHitSource=null;const{session:s}=t;s.addEventListener("selectstart",this.onSelectStart),s.addEventListener("selectend",this.onSelectEnd),s.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),n=t.getPose(e);if(null==n)return null;const i=Qc.fromArray(n.transform.matrix);return!0===this.placeOnWall&&(this.goalYaw=Math.atan2(i.elements[4],i.elements[6])),i.elements[5]>.75!==this.placeOnWall?Pc.setFromMatrixPosition(i):null}placeModel(t){this.placementBox.show=!0,this.placeOnWall?this.goalPosition.copy(t):this.goalPosition.y=t.y,this.updateTarget(),this.dispatchEvent({type:"status",status:Lc})}fingerSeparation(t){const e=t[0].inputSource.gamepad.axes,n=t[1].inputSource.gamepad.axes,i=n[0]-e[0],r=n[1]-e[1];return Math.sqrt(i*i+r*r)}processInput(t){const e=this.transientHitTestSource;if(null==e)return;if(!this.isTranslating&&!this.isScaling&&!this.isRotating)return;const n=t.getHitTestResultsForTransientInput(e),i=this.presentedScene,r=i.scale.x;if(this.isScaling)if(n.length<2)this.isScaling=!1;else{const t=this.fingerSeparation(n)/this.lastScalar;this.goalScale=t<1.2&&t>.8333333333333334?1:t}else{if(2===n.length&&i.canScale)return this.isTranslating=!1,this.isRotating=!1,this.isScaling=!0,void(this.lastScalar=this.fingerSeparation(n)/r);if(this.isRotating){const t=this.inputSource.gamepad.axes[0];this.goalYaw+=1.5*(t-this.lastScalar),this.lastScalar=t}else this.isTranslating&&n.forEach((t=>{if(t.inputSource!==this.inputSource||t.results.length<1)return;const e=this.getHitPoint(t.results[0]);if(null!=e){if(this.goalPosition.sub(this.lastDragPosition),!1===this.placeOnWall){const t=e.y-this.lastDragPosition.y;if(t<0){this.placementBox.offsetHeight=t/r,this.presentedScene.setShadowScaleAndOffset(r,t);const n=Dc.copy(this.cameraPosition),i=-t/(n.y-e.y);n.multiplyScalar(i),e.multiplyScalar(1-i).add(n)}}this.goalPosition.add(e),this.lastDragPosition.copy(e)}}))}}moveScene(t){const e=this.presentedScene,{position:n,yaw:i,idealCameraDistance:r}=e,s=this.goalPosition,a=e.scale.x,o=this.placementBox;if(null==this.initialHitSource&&(!s.equals(n)||this.goalScale!==a)){let{x:i,y:l,z:c}=n;i=this.xDamper.update(i,s.x,t,r),l=this.yDamper.update(l,s.y,t,r),c=this.zDamper.update(c,s.z,t,r),n.set(i,l,c);const h=this.scaleDamper.update(a,this.goalScale,t,1);if(e.scale.set(h,h,h),!this.isTranslating){const t=s.y-l;this.placementComplete&&!1===this.placeOnWall?(o.offsetHeight=t/h,e.setShadowScaleAndOffset(h,t)):0===t&&(this.placementComplete=!0,o.show=!1,e.setShadowIntensity(.3),this.xDamper.setDecayTime(50),this.yDamper.setDecayTime(50),this.zDamper.setDecayTime(50))}}o.updateOpacity(t),e.updateTarget(t),e.yaw=this.yawDamper.update(i,this.goalYaw,t,Math.PI)}onWebXRFrame(t,e){this.frame=e;const n=this.threeRenderer.xr.getReferenceSpace(),i=e.getViewerPose(n),r=this.presentedScene;if(null==i||null==r||!r.element[ru]())return void this.threeRenderer.clear();let s=!0;for(const n of i.views){if(this.updateView(n),s){this.placeInitially(e),this.processInput(e);const n=t-this.lastTick;this.moveScene(n),this.renderer.preRender(r,t,n),this.lastTick=t}const i=this.threeRenderer.getContext();i.depthMask(!1),i.clear(i.DEPTH_BUFFER_BIT),i.depthMask(!0),this.threeRenderer.render(r,r.camera),s=!1}}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */class Nc{constructor(t){t.threeRenderer.debug={checkShaderErrors:!0},Promise.resolve().then((()=>{self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug",{detail:{renderer:t,THREE:{ShaderMaterial:tn,Texture:N,Mesh:Ye,Scene:Mr,PlaneBufferGeometry:An,OrthographicCamera:Ys,WebGLRenderTarget:k}}}))}))}addScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug",{detail:{scene:t}}))}removeScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug",{detail:{scene:t}}))}}function Uc(t,e,n){n(t,e);for(let i=0;i<t.children.length;i++)Uc(t.children[i],e.children[i],n)}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const Gc=Symbol("prepared"),kc=Symbol("prepare"),Oc=Symbol("preparedGLTF"),Hc=Symbol("clone");class zc{constructor(t){this[Oc]=t}static prepare(t){if(null==t.scene)throw new Error("Model does not have a scene");if(t[Gc])return t;const e=this[kc](t);return e[Gc]=!0,e}static[kc](t){const{scene:e}=t,n=[e];return Object.assign(Object.assign({},t),{scene:e,scenes:n})}get parser(){return this[Oc].parser}get animations(){return this[Oc].animations}get scene(){return this[Oc].scene}get scenes(){return this[Oc].scenes}get cameras(){return this[Oc].cameras}get asset(){return this[Oc].asset}get userData(){return this[Oc].userData}clone(){return new(0,this.constructor)(this[Hc]())}dispose(){this.scenes.forEach((t=>{t.traverse((t=>{if(!t.isMesh)return;const e=t;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{t.dispose()})),e.geometry.dispose()}))}))}[Hc](){const t=this[Oc],e=class{static retarget(t,e,n={}){const i=new H,r=new O,s=new H,a=new yt,o=new yt,l=new yt;n.preserveMatrix=void 0===n.preserveMatrix||n.preserveMatrix,n.preservePosition=void 0===n.preservePosition||n.preservePosition,n.preserveHipPosition=void 0!==n.preserveHipPosition&&n.preserveHipPosition,n.useTargetMatrix=void 0!==n.useTargetMatrix&&n.useTargetMatrix,n.hip=void 0!==n.hip?n.hip:"hip",n.names=n.names||{};const c=e.isObject3D?e.skeleton.bones:this.getBones(e),h=t.isObject3D?t.skeleton.bones:this.getBones(t);let u,d,A,p,g;if(t.isObject3D?t.skeleton.pose():(n.useTargetMatrix=!0,n.preserveMatrix=!1),n.preservePosition){g=[];for(let t=0;t<h.length;t++)g.push(h[t].position.clone())}if(n.preserveMatrix){t.updateMatrixWorld(),t.matrixWorld.identity();for(let e=0;e<t.children.length;++e)t.children[e].updateMatrixWorld(!0)}if(n.offsets){u=[];for(let t=0;t<h.length;++t)d=h[t],A=n.names[d.name]||d.name,n.offsets&&n.offsets[A]&&(d.matrix.multiply(n.offsets[A]),d.matrix.decompose(d.position,d.quaternion,d.scale),d.updateMatrixWorld()),u.push(d.matrixWorld.clone())}for(let e=0;e<h.length;++e){if(d=h[e],A=n.names[d.name]||d.name,p=this.getBoneByName(A,c),l.copy(d.matrixWorld),p){if(p.updateMatrixWorld(),n.useTargetMatrix?o.copy(p.matrixWorld):(o.copy(t.matrixWorld).invert(),o.multiply(p.matrixWorld)),s.setFromMatrixScale(o),o.scale(s.set(1/s.x,1/s.y,1/s.z)),l.makeRotationFromQuaternion(r.setFromRotationMatrix(o)),t.isObject3D){const e=h.indexOf(d),n=u?u[e]:a.copy(t.skeleton.boneInverses[e]).invert();l.multiply(n)}l.copyPosition(o)}d.parent&&d.parent.isBone?(d.matrix.copy(d.parent.matrixWorld).invert(),d.matrix.multiply(l)):d.matrix.copy(l),n.preserveHipPosition&&A===n.hip&&d.matrix.setPosition(i.set(0,d.position.y,0)),d.matrix.decompose(d.position,d.quaternion,d.scale),d.updateMatrixWorld()}if(n.preservePosition)for(let t=0;t<h.length;++t)d=h[t],A=n.names[d.name]||d.name,A!==n.hip&&d.position.copy(g[t]);n.preserveMatrix&&t.updateMatrixWorld(!0)}static retargetClip(t,e,n,i={}){i.useFirstFramePosition=void 0!==i.useFirstFramePosition&&i.useFirstFramePosition,i.fps=void 0!==i.fps?i.fps:30,i.names=i.names||[],e.isObject3D||(e=this.getHelperFromSkeleton(e));const r=Math.round(n.duration*(i.fps/1e3)*1e3),s=1/i.fps,a=[],o=new ha(e),l=this.getBones(t.skeleton),c=[];let h,u,d,A,p;o.clipAction(n).play(),o.update(0),e.updateMatrixWorld();for(let n=0;n<r;++n){const a=n*s;this.retarget(t,e,i);for(let t=0;t<l.length;++t)p=i.names[l[t].name]||l[t].name,d=this.getBoneByName(p,e.skeleton),d&&(u=l[t],A=c[t]=c[t]||{bone:u},i.hip===p&&(A.pos||(A.pos={times:new Float32Array(r),values:new Float32Array(3*r)}),i.useFirstFramePosition&&(0===n&&(h=u.position.clone()),u.position.sub(h)),A.pos.times[n]=a,u.position.toArray(A.pos.values,3*n)),A.quat||(A.quat={times:new Float32Array(r),values:new Float32Array(4*r)}),A.quat.times[n]=a,u.quaternion.toArray(A.quat.values,4*n));o.update(s),e.updateMatrixWorld()}for(let t=0;t<c.length;++t)A=c[t],A&&(A.pos&&a.push(new bs(".bones["+A.bone.name+"].position",A.pos.times,A.pos.values)),a.push(new xs(".bones["+A.bone.name+"].quaternion",A.quat.times,A.quat.values)));return o.uncacheAction(n),new _s(n.name,-1,a)}static getHelperFromSkeleton(t){const e=new fa(t.bones[0]);return e.skeleton=t,e}static getSkeletonOffsets(t,e,n={}){const i=new H,r=new H,s=new H,a=new H,o=new R,l=new R;n.hip=void 0!==n.hip?n.hip:"hip",n.names=n.names||{},e.isObject3D||(e=this.getHelperFromSkeleton(e));const c=Object.keys(n.names),h=Object.values(n.names),u=e.isObject3D?e.skeleton.bones:this.getBones(e),d=t.isObject3D?t.skeleton.bones:this.getBones(t),A=[];let p,g,m,f;for(t.skeleton.pose(),f=0;f<d.length;++f)if(p=d[f],m=n.names[p.name]||p.name,g=this.getBoneByName(m,u),g&&m!==n.hip){const t=this.getNearestBone(p.parent,c),e=this.getNearestBone(g.parent,h);t.updateMatrixWorld(),e.updateMatrixWorld(),i.setFromMatrixPosition(t.matrixWorld),r.setFromMatrixPosition(p.matrixWorld),s.setFromMatrixPosition(e.matrixWorld),a.setFromMatrixPosition(g.matrixWorld),o.subVectors(new R(r.x,r.y),new R(i.x,i.y)).normalize(),l.subVectors(new R(a.x,a.y),new R(s.x,s.y)).normalize();const n=o.angle()-l.angle(),u=(new yt).makeRotationFromEuler(new Bt(0,0,n));p.matrix.multiply(u),p.matrix.decompose(p.position,p.quaternion,p.scale),p.updateMatrixWorld(),A[m]=u}return A}static renameBones(t,e){const n=this.getBones(t);for(let t=0;t<n.length;++t){const i=n[t];e[i.name]&&(i.name=e[i.name])}return this}static getBones(t){return Array.isArray(t)?t:t.bones}static getBoneByName(t,e){for(let n=0,i=this.getBones(e);n<i.length;n++)if(t===i[n].name)return i[n]}static getNearestBone(t,e){for(;t.isBone;){if(-1!==e.indexOf(t.name))return t;t=t.parent}}static findBoneTrackData(t,e){const n=/\[(.*)\]\.(.*)/,i={name:t};for(let r=0;r<e.length;++r){const s=n.exec(e[r].name);s&&t===s[1]&&(i[s[2]]=r)}return i}static getEqualsBonesNames(t,e){const n=this.getBones(t),i=this.getBones(e),r=[];t:for(let t=0;t<n.length;t++){const e=n[t].name;for(let t=0;t<i.length;t++)if(e===i[t].name){r.push(e);continue t}}return r}static clone(t){const e=new Map,n=new Map,i=t.clone();return Uc(t,i,(function(t,i){e.set(i,t),n.set(t,i)})),i.traverse((function(t){if(!t.isSkinnedMesh)return;const i=t,r=e.get(t),s=r.skeleton.bones;i.skeleton=r.skeleton.clone(),i.bindMatrix.copy(r.bindMatrix),i.skeleton.bones=s.map((function(t){return n.get(t)})),i.bind(i.skeleton,i.bindMatrix)})),i}}.clone(this.scene),n=[e],i=t.userData?Object.assign({},t.userData):{};return Object.assign(Object.assign({},t),{scene:e,scenes:n,userData:i})}}
/**
 * @license MIT
 * @see https://github.com/mrdoob/three.js/blob/dev/LICENSE
 */const Vc="\n#ifdef ALPHATEST\n\n    if ( diffuseColor.a < ALPHATEST ) discard;\n    diffuseColor.a = 1.0;\n\n#endif\n",Wc=Symbol("threeGLTF"),qc=Symbol("gltf"),jc=Symbol("gltfElementMap"),Yc=Symbol("threeObjectMap"),Jc=Symbol("parallelTraverseThreeScene"),Xc=Symbol("correlateOriginalThreeGLTF"),Kc=Symbol("correlateCloneThreeGLTF");class Zc{constructor(t,e,n,i){this[Wc]=t,this[qc]=e,this[jc]=i,this[Yc]=n}static from(t,e){return null!=e?this[Kc](t,e):this[Xc](t)}static[Xc](t){const e=t.parser.json,{associations:n}=t.parser,i=new Map,r={name:"Default"},s={type:"materials",index:-1};return n.forEach(((t,n)=>{null==t&&(s.index<0&&(null==e.materials&&(e.materials=[]),s.index=e.materials.length,e.materials.push(r)),t=s);const{type:a,index:o}=t,l=(e[a]||[])[o];if(null==l)return;let c=i.get(l);null==c&&(c=new Set,i.set(l,c)),c.add(n)})),new Zc(t,e,n,i)}static[Kc](t,e){const n=e.threeGLTF,i=e.gltf,r=JSON.parse(JSON.stringify(i)),s=new Map,a=new Map;for(let i=0;i<n.scenes.length;i++)this[Jc](n.scenes[i],t.scenes[i],((t,n)=>{const i=e.threeObjectMap.get(t);if(null!=i){const{type:t,index:e}=i,o=r[t][e];s.set(n,{type:t,index:e});const l=a.get(o)||new Set;l.add(n),a.set(o,l)}}));return new Zc(t,r,s,a)}static[Jc](t,e,n){const i=(t,e)=>{if(n(t,e),t.isObject3D){if(t.isMesh)if(Array.isArray(t.material))for(let n=0;n<t.material.length;++n)i(t.material[n],e.material[n]);else i(t.material,e.material);for(let n=0;n<t.children.length;++n)i(t.children[n],e.children[n])}};i(t,e)}get threeGLTF(){return this[Wc]}get gltf(){return this[qc]}get gltfElementMap(){return this[jc]}get threeObjectMap(){return this[Yc]}loadVariant(t,e=(()=>{})){const n=new Set;return this.threeGLTF.scene.traverse((async i=>{const{gltfExtensions:r}=i.userData;if(!i.isMesh||null==r)return;const s=r.KHR_materials_variants;if(null==s)return;let a=-1;for(const e of s.mappings)if(e.variants.indexOf(t)>=0){a=e.material;break}if(a<0)return;const o=await this.threeGLTF.parser.getDependency("material",a);n.add(a),i.material=o,this.threeGLTF.parser.assignFinalMaterial(i),e();const l=this.gltf.materials[a];let c=this.gltfElementMap.get(l);null==c&&(c=new Set,this.gltfElementMap.set(l,c)),c.add(i.material)})),n}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const $c=Symbol("cloneAndPatchMaterial"),th=Symbol("correlatedSceneGraph");class eh extends zc{static[kc](t){const e=super[kc](t);null==e[th]&&(e[th]=Zc.from(e));const{scene:n}=e,i=[];n.traverse((t=>{if(t.renderOrder=1e3,t.frustumCulled=!1,t.name||(t.name=t.uuid),!t.isMesh)return;t.castShadow=!0;const e=t;let n=!1;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{if(t.isMeshStandardMaterial){t.transparent&&2===t.side&&(n=!0,t.side=0);const{threeRenderer:e,roughnessMipmapper:i}=hh.singleton,{enabled:r}=e.xr;e.xr.enabled=!1,i.generateMipmaps(t),e.xr.enabled=r}})),n&&i.push(e)}));for(const t of i){const e=(Array.isArray(t.material)?t.material:[t.material]).map((t=>{const e=t.clone();return e.side=1,e})),n=Array.isArray(t.material)?e:e[0],i=t.clone();i.material=n,i.renderOrder=-1,t.add(i)}return e}get correlatedSceneGraph(){return this[Oc][th]}[Hc](){const t=super[Hc](),e=new Map;return t.scene.traverse((t=>{if(t.isMesh){const n=t;Array.isArray(n.material)?n.material=n.material.map((t=>this[$c](t,e))):null!=n.material&&(n.material=this[$c](n.material,e))}})),t[th]=Zc.from(t,this.correlatedSceneGraph),t}[$c](t,e){if(e.has(t.uuid))return e.get(t.uuid);const n=t.clone(),i=t.onBeforeCompile;return n.onBeforeCompile=t.isGLTFSpecularGlossinessMaterial?t=>{i(t,void 0),t.fragmentShader=t.fragmentShader.replace("#include <alphatest_fragment>",Vc)}:t=>{t.fragmentShader=t.fragmentShader.replace("#include <alphatest_fragment>",Vc),i(t,void 0)},n.shadowSide=0,n.transparent&&(n.depthWrite=!1),n.alphaTest||n.transparent||(n.alphaTest=-.5),e.set(t.uuid,n),n}}
/* @license
 * Copyright 2021 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
class nh extends Mr{constructor(){super(),this.position.y=-3.5;const t=new Xe;t.deleteAttribute("uv");const e=new cs({metalness:0,side:1}),n=new cs({metalness:0}),i=new js(16777215,500,28,2);i.position.set(.418,16.199,.3),this.add(i);const r=new Ye(t,e);r.position.set(-.757,13.219,.717),r.scale.set(31.713,28.305,28.591),this.add(r);const s=new Ye(t,n);s.position.set(-10.906,2.009,1.846),s.rotation.set(0,-.195,0),s.scale.set(2.328,7.905,4.651),this.add(s);const a=new Ye(t,n);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Ye(t,n);o.position.set(6.167,.857,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Ye(t,n);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Ye(t,n);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Ye(t,n);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Ye(t,this.createAreaLightMaterial(50));u.position.set(-16.116,14.37,8.208),u.scale.set(.1,2.428,2.739),this.add(u);const d=new Ye(t,this.createAreaLightMaterial(50));d.position.set(-16.109,18.021,-8.207),d.scale.set(.1,2.425,2.751),this.add(d);const A=new Ye(t,this.createAreaLightMaterial(17));A.position.set(14.904,12.198,-1.832),A.scale.set(.15,4.265,6.331),this.add(A);const p=new Ye(t,this.createAreaLightMaterial(43));p.position.set(-.462,8.89,14.52),p.scale.set(4.38,5.441,.088),this.add(p);const g=new Ye(t,this.createAreaLightMaterial(20));g.position.set(3.235,11.486,-12.541),g.scale.set(2.5,2,.1),this.add(g);const m=new Ye(t,this.createAreaLightMaterial(100));m.position.set(0,20,0),m.scale.set(1,.1,1),this.add(m)}createAreaLightMaterial(t){const e=new ge;return e.color.setScalar(t),e}}
/* @license
 * Copyright 2021 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */class ih extends Mr{constructor(){super(),this.position.y=-3.5;const t=new Xe;t.deleteAttribute("uv");const e=new cs({metalness:0,side:1}),n=new cs({metalness:0}),i=new js(16777215,400,28,2);i.position.set(.5,14,.5),this.add(i);const r=new Ye(t,e);r.position.set(0,13.2,0),r.scale.set(31.5,28.5,31.5),this.add(r);const s=new Ye(t,n);s.position.set(-10.906,-1,1.846),s.rotation.set(0,-.195,0),s.scale.set(2.328,7.905,4.651),this.add(s);const a=new Ye(t,n);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Ye(t,n);o.position.set(6.167,-.16,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Ye(t,n);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Ye(t,n);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Ye(t,n);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Ye(t,this.createAreaLightMaterial(80));u.position.set(-14,10,8),u.scale.set(.1,2.5,2.5),this.add(u);const d=new Ye(t,this.createAreaLightMaterial(80));d.position.set(-14,14,-4),d.scale.set(.1,2.5,2.5),this.add(d);const A=new Ye(t,this.createAreaLightMaterial(23));A.position.set(14,12,0),A.scale.set(.1,5,5),this.add(A);const p=new Ye(t,this.createAreaLightMaterial(16));p.position.set(0,9,14),p.scale.set(5,5,.1),this.add(p);const g=new Ye(t,this.createAreaLightMaterial(80));g.position.set(7,8,-14),g.scale.set(2.5,2.5,.1),this.add(g);const m=new Ye(t,this.createAreaLightMaterial(80));m.position.set(-7,16,-14),m.scale.set(2.5,2.5,.1),this.add(m);const f=new Ye(t,this.createAreaLightMaterial(1));f.position.set(0,20,0),f.scale.set(.1,.1,.1),this.add(f)}createAreaLightMaterial(t){const e=new ge;return e.color.setScalar(t),e}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const rh=/\.hdr(\.js)?$/,sh=new Ps,ah=new class extends Qs{constructor(t){super(t),this.type=1009}parse(t){const e=function(t,e){switch(t){case 1:console.error("THREE.RGBELoader Read Error: "+(e||""));break;case 2:console.error("THREE.RGBELoader Write Error: "+(e||""));break;case 3:console.error("THREE.RGBELoader Bad File Format: "+(e||""));break;default:case 4:console.error("THREE.RGBELoader: Error: "+(e||""))}return-1},n=function(t,e,n){e=e||1024;let i=t.pos,r=-1,s=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(i,i+128)));for(;0>(r=o.indexOf("\n"))&&s<e&&i<t.byteLength;)a+=o,s+=o.length,i+=128,o+=String.fromCharCode.apply(null,new Uint16Array(t.subarray(i,i+128)));return-1<r&&(!1!==n&&(t.pos+=s+r+1),a+o.slice(0,r))},i=function(t,e,n,i){const r=t[e+3],s=Math.pow(2,r-128)/255;n[i+0]=t[e+0]*s,n[i+1]=t[e+1]*s,n[i+2]=t[e+2]*s},r=function(t,e,n,i){const r=t[e+3],s=Math.pow(2,r-128)/255;n[i+0]=xa.toHalfFloat(t[e+0]*s),n[i+1]=xa.toHalfFloat(t[e+1]*s),n[i+2]=xa.toHalfFloat(t[e+2]*s)},s=new Uint8Array(t);s.pos=0;const a=function(t){const i=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,r=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,s=/^\s*FORMAT=(\S+)\s*$/,a=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,o={valid:0,string:"",comments:"",programtype:"RGBE",format:"",gamma:1,exposure:1,width:0,height:0};let l,c;if(t.pos>=t.byteLength||!(l=n(t)))return e(1,"no header found");if(!(c=l.match(/^#\?(\S+)/)))return e(3,"bad initial token");for(o.valid|=1,o.programtype=c[1],o.string+=l+"\n";l=n(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((c=l.match(i))&&(o.gamma=parseFloat(c[1],10)),(c=l.match(r))&&(o.exposure=parseFloat(c[1],10)),(c=l.match(s))&&(o.valid|=2,o.format=c[1]),(c=l.match(a))&&(o.valid|=4,o.height=parseInt(c[1],10),o.width=parseInt(c[2],10)),2&o.valid&&4&o.valid)break}else o.comments+=l+"\n";return 2&o.valid?4&o.valid?o:e(3,"missing image size specifier"):e(3,"missing format specifier")}(s);if(-1!==a){const t=a.width,n=a.height,o=function(t,n,i){const r=n;if(r<8||r>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);if(r!==(t[2]<<8|t[3]))return e(3,"wrong scanline width");const s=new Uint8Array(4*n*i);if(!s.length)return e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*r,c=new Uint8Array(4),h=new Uint8Array(l);let u=i;for(;u>0&&o<t.byteLength;){if(o+4>t.byteLength)return e(1);if(c[0]=t[o++],c[1]=t[o++],c[2]=t[o++],c[3]=t[o++],2!=c[0]||2!=c[1]||(c[2]<<8|c[3])!=r)return e(3,"bad rgbe scanline format");let n,i=0;for(;i<l&&o<t.byteLength;){n=t[o++];const r=n>128;if(r&&(n-=128),0===n||i+n>l)return e(3,"bad scanline data");if(r){const e=t[o++];for(let t=0;t<n;t++)h[i++]=e}else h.set(t.subarray(o,o+n),i),i+=n,o+=n}const d=r;for(let t=0;t<d;t++){let e=0;s[a]=h[t+e],e+=r,s[a+1]=h[t+e],e+=r,s[a+2]=h[t+e],e+=r,s[a+3]=h[t+e],a+=4}u--}return s}(s.subarray(s.pos),t,n);if(-1!==o){let e,s,l,c;switch(this.type){case 1009:e=o,s=1023,l=1009;break;case 1015:c=o.length/4*3;const t=new Float32Array(c);for(let e=0;e<c;e++)i(o,4*e,t,3*e);e=t,s=1022,l=1015;break;case 1016:c=o.length/4*3;const n=new Uint16Array(c);for(let t=0;t<c;t++)r(o,4*t,n,3*t);e=n,s=1022,l=1016;break;default:console.error("THREE.RGBELoader: unsupported type: ",this.type)}return{width:t,height:n,data:e,header:a.string,gamma:a.gamma,exposure:a.exposure,format:s,type:l}}}return null}setDataType(t){return this.type=t,this}load(t,e,n,i){return super.load(t,(function(t,n){switch(t.type){case 1009:t.encoding=3002,t.minFilter=1003,t.magFilter=1003,t.generateMipmaps=!1,t.flipY=!0;break;case 1015:case 1016:t.encoding=3e3,t.minFilter=1006,t.magFilter=1006,t.generateMipmaps=!1,t.flipY=!0}e&&e(t,n)}),n,i)}},oh={url:null};class lh extends y{constructor(t){super(),this.generatedEnvironmentMap=null,this.generatedEnvironmentMapAlt=null,this.skyboxCache=new Map,this.environmentMapCache=new Map,this.PMREMGenerator=new Ua(t)}async load(t,e=(()=>{})){try{const n=rh.test(t),i=n?ah:sh,r=await new Promise(((n,r)=>i.load(t,n,(t=>{e(t.loaded/t.total*.9)}),r)));return e(1),this.addMetadata(r,t),r.mapping=303,n?(r.encoding=3002,r.minFilter=1003,r.magFilter=1003,r.flipY=!0):r.encoding=3007,r}finally{e&&e(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,n={}){const{progressTracker:i}=n,r=null!=i?i.beginActivity():()=>{},s="neutral"===e;!0===s&&(e=null);const a=vc(e);try{let e,n=Promise.resolve(null);t&&(n=this.loadSkyboxFromUrl(t,i)),e=a?this.loadEnvironmentMapFromUrl(a,i):t?this.loadEnvironmentMapFromUrl(t,i):!0===s?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();let[o,l]=await Promise.all([e,n]);if(null==o)throw new Error("Failed to load environment map.");return{environmentMap:o,skybox:l}}finally{r(1)}}addMetadata(t,e){null!=t&&(t.userData=Object.assign(Object.assign({},oh),{url:e}))}loadSkyboxFromUrl(t,e){if(!this.skyboxCache.has(t)){const n=e?e.beginActivity():()=>{},i=this.load(t,n);this.skyboxCache.set(t,i)}return this.skyboxCache.get(t)}loadEnvironmentMapFromUrl(t,e){if(!this.environmentMapCache.has(t)){const n=this.loadSkyboxFromUrl(t,e).then((e=>{const n=this.PMREMGenerator.fromEquirectangular(e);return this.addMetadata(n.texture,t),n}));this.PMREMGenerator.compileEquirectangularShader(),this.environmentMapCache.set(t,n)}return this.environmentMapCache.get(t)}loadGeneratedEnvironmentMap(){if(null==this.generatedEnvironmentMap){const t=new nh;this.generatedEnvironmentMap=this.PMREMGenerator.fromScene(t,.04),this.addMetadata(this.generatedEnvironmentMap.texture,null)}return Promise.resolve(this.generatedEnvironmentMap)}loadGeneratedEnvironmentMapAlt(){if(null==this.generatedEnvironmentMapAlt){const t=new ih;this.generatedEnvironmentMapAlt=this.PMREMGenerator.fromScene(t,.04),this.addMetadata(this.generatedEnvironmentMapAlt.texture,null)}return Promise.resolve(this.generatedEnvironmentMapAlt)}async dispose(){const t=[];this.environmentMapCache.forEach((e=>{t.push(e)})),this.environmentMapCache.clear();for(const e of t)try{(await e).dispose()}catch(t){}null!=this.generatedEnvironmentMap&&(this.generatedEnvironmentMap.dispose(),this.generatedEnvironmentMap=null),null!=this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt.dispose(),this.generatedEnvironmentMapAlt=null)}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const ch=[1,.79,.62,.5,.4,.31,.25];class hh extends y{constructor(t){super(),this.loader=new Rl(eh),this.width=0,this.height=0,this.dpr=1,this.debugger=null,this.scenes=new Set,this.multipleScenesVisible=!1,this.scaleStep=0,this.lastStep=3,this.avgFrameDuration=22,this.onWebGLContextLost=t=>{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.dpr=bc(),this.canvasElement=document.createElement("canvas"),this.canvasElement.id="webgl-canvas",this.canvas3D=this.canvasElement,this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost);try{this.threeRenderer=new Cr({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:"high-performance",preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.outputEncoding=3007,this.threeRenderer.physicallyCorrectLights=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.shadowMap.enabled=!0,this.threeRenderer.shadowMap.type=2,this.threeRenderer.shadowMap.autoUpdate=!1,this.debugger=null!=t&&t.debug?new Nc(this):null,this.threeRenderer.debug={checkShaderErrors:!!this.debugger},this.threeRenderer.toneMapping=4}catch(t){console.warn(t)}this.arRenderer=new Fc(this),this.textureUtils=this.canRender?new lh(this.threeRenderer):null,this.roughnessMipmapper=new fc(this.threeRenderer),Rl.initializeKTX2Loader(this.threeRenderer),this.updateRendererSize(),this.lastTick=performance.now(),this.avgFrameDuration=0}static get singleton(){return this._singleton}static resetSingleton(){this._singleton.dispose(),this._singleton=new hh({debug:_c()})}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return ch[this.scaleStep]}set minScale(t){let e=1;for(;e<ch.length&&!(ch[e]<t);)++e;this.lastStep=e-1}updateRendererSize(){const t=bc();if(t!==this.dpr)for(const t of this.scenes){const{element:e}=t;e[Nh](e.getBoundingClientRect())}let e=0,n=0;for(const t of this.scenes)e=Math.max(e,t.width),n=Math.max(n,t.height);if(e===this.width&&n===this.height&&t===this.dpr)return;this.width=e,this.height=n,this.dpr=t,this.canRender&&this.threeRenderer.setSize(e*t,n*t,!1);const i=this.scaleFactor,r=e/i,s=n/i;this.canvasElement.style.width=`${r}px`,this.canvasElement.style.height=`${s}px`;for(const i of this.scenes){const{canvas:a}=i;a.width=Math.round(e*t),a.height=Math.round(n*t),a.style.width=`${r}px`,a.style.height=`${s}px`,i.isDirty=!0}}updateRendererScale(){const t=this.scaleStep;if(this.avgFrameDuration>26&&this.scaleStep<this.lastStep?++this.scaleStep:this.avgFrameDuration<18&&this.scaleStep>0&&--this.scaleStep,t==this.scaleStep)return;const e=this.scaleFactor;this.avgFrameDuration=22;const n=this.width/e,i=this.height/e;this.canvasElement.style.width=`${n}px`,this.canvasElement.style.height=`${i}px`;for(const t of this.scenes){const{style:e}=t.canvas;e.width=`${n}px`,e.height=`${i}px`,t.isDirty=!0}}registerScene(t){this.scenes.add(t);const{canvas:e}=t,n=this.scaleFactor;e.width=Math.round(this.width*this.dpr),e.height=Math.round(this.height*this.dpr),e.style.width=this.width/n+"px",e.style.height=this.height/n+"px",this.multipleScenesVisible&&e.classList.add("show"),t.isDirty=!0,this.canRender&&this.scenes.size>0&&this.threeRenderer.setAnimationLoop(((t,e)=>this.render(t,e))),null!=this.debugger&&this.debugger.addScene(t)}unregisterScene(t){this.scenes.delete(t),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null),null!=this.debugger&&this.debugger.removeScene(t)}displayCanvas(t){return this.multipleScenesVisible?t.element[jh]:this.canvasElement}selectCanvas(){let t=0,e=null;for(const n of this.scenes){const{element:i}=n;i.modelIsVisible&&(++t,e=i[qh])}const n=t>1||false,{canvasElement:i}=this;if(n!==this.multipleScenesVisible||!n&&i.parentElement!==e){this.multipleScenesVisible=n,n&&i.classList.remove("show");for(const t of this.scenes){const r=t.element[qh],s=t.element[jh];n?(s.classList.add("show"),t.isDirty=!0):r===e&&(r.appendChild(i),i.classList.add("show"),s.classList.remove("show"),t.isDirty=!0)}}}orderedScenes(){const t=[];for(const e of[!1,!0])for(const n of this.scenes)n.element.modelIsVisible===e&&t.push(n);return t}get isPresenting(){return this.arRenderer.isPresenting}preRender(t,e,n){const{element:i,exposure:r}=t;i[Xh](e,n);const s="number"==typeof r&&!self.isNaN(r);this.threeRenderer.toneMappingExposure=s?r:1,t.isShadowDirty()&&(this.threeRenderer.shadowMap.needsUpdate=!0)}render(t,e){if(null!=e)return this.arRenderer.onWebXRFrame(t,e),void this.arRenderer.presentedScene.postRender();const n=t-this.lastTick;if(this.lastTick=t,!this.canRender||this.isPresenting)return;this.avgFrameDuration+=wc(.2*(n-this.avgFrameDuration),-2,2),this.selectCanvas(),this.updateRendererSize(),this.updateRendererScale();const{dpr:i,scaleFactor:r}=this;for(const e of this.orderedScenes()){const{element:s}=e;if(!s.modelIsVisible&&e.renderCount>0)continue;if(this.preRender(e,t,n),!e.isDirty)continue;if(!s.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&(t.isDirty=!0);const a=Math.min(Math.ceil(e.width*r*i),this.canvas3D.width),o=Math.min(Math.ceil(e.height*r*i),this.canvas3D.height);if(this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.floor(this.height*i)-o,a,o),this.threeRenderer.render(e,e.camera),e.postRender(),this.multipleScenesVisible){null==e.context&&e.createContext();{const t=e.context;t.clearRect(0,0,a,o),t.drawImage(this.canvas3D,0,0,a,o,0,0,a,o)}}e.isDirty=!1,s.loaded&&++e.renderCount}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null,this.scenes.clear(),this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost)}}hh._singleton=new hh({debug:_c()});
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var uh,dh;const Ah=Symbol("ongoingActivities"),ph=Symbol("announceTotalProgress"),gh=Symbol("eventDelegate");class mh{constructor(){this[uh]=document.createDocumentFragment(),this.addEventListener=(...t)=>this[gh].addEventListener(...t),this.removeEventListener=(...t)=>this[gh].removeEventListener(...t),this.dispatchEvent=(...t)=>this[gh].dispatchEvent(...t),this[dh]=new Set}get ongoingActivityCount(){return this[Ah].size}beginActivity(){const t={progress:0};return this[Ah].add(t),1===this.ongoingActivityCount&&this[ph](),e=>{let n;return n=Math.max(wc(e,0,1),t.progress),n!==t.progress&&(t.progress=n,this[ph]()),t.progress}}[(uh=gh,dh=Ah,ph)](){let t=0,e=0,n=0;for(const i of this[Ah]){const{progress:r}=i;t+=r*(.5/Math.pow(2,e++)),1===r&&n++}n===this.ongoingActivityCount&&(t=1,this[Ah].clear()),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:t}}))}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var fh,vh,yh,Eh,xh,wh,bh,_h,Ih,Ch,Mh=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Sh=document.createElement("canvas");let Bh=null;const Th=Symbol("template"),Lh=Symbol("fallbackResizeHandler"),Rh=Symbol("defaultAriaLabel"),Dh=Symbol("resizeObserver"),Qh=Symbol("clearModelTimeout"),Ph=Symbol("onContextLost"),Fh=Symbol("loaded"),Nh=Symbol("updateSize"),Uh=Symbol("intersectionObserver"),Gh=Symbol("isElementInViewport"),kh=Symbol("announceModelVisibility"),Oh=Symbol("ariaLabel"),Hh=Symbol("loadedTime"),zh=Symbol("updateSource"),Vh=Symbol("markLoaded"),Wh=Symbol("container"),qh=Symbol("input"),jh=Symbol("canvas"),Yh=Symbol("scene"),Jh=Symbol("needsRender"),Xh=Symbol("tick"),Kh=Symbol("onModelLoad"),Zh=Symbol("onResize"),$h=Symbol("renderer"),tu=Symbol("progressTracker"),eu=Symbol("getLoaded"),nu=Symbol("getModelIsVisible"),iu=Symbol("shouldAttemptPreload"),ru=Symbol("sceneIsReady"),su=Symbol("hasTransitioned"),au=t=>({x:t.x,y:t.y,z:t.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}});class ou extends r{constructor(){super(),this.alt=null,this.src=null,this[fh]=!1,this[vh]=!1,this[yh]=0,this[Eh]=null,this[xh]=xc((()=>{const t=this.getBoundingClientRect();this[Nh](t)}),50),this[wh]=xc((t=>{const e=this.modelIsVisible;e!==t&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:e}}))}),0),this[bh]=null,this[_h]=null,this[Ih]=new mh,this[Ch]=t=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:t.sourceEvent}}))};const t=this.constructor.template;window.ShadyCSS&&window.ShadyCSS.styleElement(this,{}),this.attachShadow({mode:"open"});const e=this.shadowRoot;let n,i;if(e.appendChild(t.content.cloneNode(!0)),this[Wh]=e.querySelector(".container"),this[qh]=e.querySelector(".userInput"),this[jh]=e.querySelector("canvas"),this[Rh]=this[qh].getAttribute("aria-label"),this.isConnected){const t=this.getBoundingClientRect();n=t.width,i=t.height}else n=300,i=150;this[Yh]=new uc({canvas:this[jh],element:this,width:n,height:i}),this[Yh].addEventListener("model-load",(async t=>{this[Vh](),this[Kh](),await((t=0)=>new Promise((e=>setTimeout(e,t))))(),this.dispatchEvent(new CustomEvent("load",{detail:{url:t.url}}))})),Promise.resolve().then((()=>{this[Nh](this.getBoundingClientRect())})),c&&(this[Dh]=new ResizeObserver((t=>{if(!this[$h].isPresenting)for(let e of t)e.target===this&&this[Nh](e.contentRect)}))),h?this[Uh]=new IntersectionObserver((t=>{for(let e of t)if(e.target===this){const t=this.modelIsVisible;this[Gh]=e.isIntersecting,this[kh](t),this[Gh]&&!this[ru]()&&this[zh]()}}),{root:null,rootMargin:"0px",threshold:0}):this[Gh]=!0}static get is(){return"model-viewer"}static get template(){return this.hasOwnProperty(Th)||(this[Th]=(t=>{const e=document.createElement("template");return e.innerHTML=v.innerHTML,window.ShadyCSS&&window.ShadyCSS.prepareTemplate(e,t),e})(this.is)),this[Th]}static set modelCacheSize(t){Rl[Tl].evictionThreshold=t}static get modelCacheSize(){return Rl[Tl].evictionThreshold}static set minimumRenderScale(t){t>1&&console.warn("<model-viewer> minimumRenderScale has been clamped to a maximum value of 1."),t<=0&&console.warn("<model-viewer> minimumRenderScale has been clamped to a minimum value of 0.25."),hh.singleton.minScale=t}static get minimumRenderScale(){return hh.singleton.minScale}get loaded(){return this[eu]()}get[(fh=Gh,vh=Fh,yh=Hh,Eh=Qh,xh=Lh,wh=kh,bh=Dh,_h=Uh,Ih=tu,$h)](){return hh.singleton}get modelIsVisible(){return this[nu]()}connectedCallback(){super.connectedCallback&&super.connectedCallback(),c?this[Dh].observe(this):self.addEventListener("resize",this[Lh]),h&&this[Uh].observe(this);const t=this[$h];t.addEventListener("contextlost",this[Ph]),t.registerScene(this[Yh]),null!=this[Qh]&&(self.clearTimeout(this[Qh]),this[Qh]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),c?this[Dh].unobserve(this):self.removeEventListener("resize",this[Lh]),h&&this[Uh].unobserve(this);const t=this[$h];t.removeEventListener("contextlost",this[Ph]),t.unregisterScene(this[Yh]),this[Qh]=self.setTimeout((()=>{this[Yh].reset()}),1e3)}updated(t){if(super.updated(t),t.has("src")&&(null==this.src?(this[Fh]=!1,this[Hh]=0,this[Yh].reset()):this.src!==this[Yh].url&&(this[Fh]=!1,this[Hh]=0,this[zh]())),t.has("alt")){const t=null==this.alt?this[Rh]:this.alt;this[qh].setAttribute("aria-label",t)}}toDataURL(t,e){return this[$h].displayCanvas(this[Yh]).toDataURL(t,e)}async toBlob(t){const e=t?t.mimeType:void 0,n=t?t.qualityArgument:void 0,i=t?t.idealAspect:void 0,{width:r,height:s,fieldOfViewAspect:a,aspect:o}=this[Yh],{dpr:l,scaleFactor:c}=this[$h];let h=r*c*l,u=s*c*l,d=0,A=0;if(!0===i)if(a>o){const t=u;u=Math.round(h/a),A=(t-u)/2}else{const t=h;h=Math.round(u*a),d=(t-h)/2}Sh.width=h,Sh.height=u;try{return new Promise((async(t,i)=>(null==Bh&&(Bh=Sh.getContext("2d")),Bh.drawImage(this[$h].displayCanvas(this[Yh]),d,A,h,u,0,0,h,u),!Sh.msToBlob||e&&"image/png"!==e?Sh.toBlob?void Sh.toBlob((e=>{if(!e)return i(new Error("Unable to retrieve canvas blob"));t(e)}),e,n):t(await(async t=>new Promise(((e,n)=>{const i=t.match(/data:(.*);/);if(!i)return n(new Error(`${t} is not a valid data Url`));const r=i[1],s=t.replace(/data:image\/\w+;base64,/,""),a=atob(s),o=[];for(let t=0;t<a.length;t+=512){const e=a.slice(t,t+512),n=new Array(e.length);for(let t=0;t<e.length;t++)n[t]=e.charCodeAt(t);const i=new Uint8Array(n);o.push(i)}e(new Blob(o,{type:r}))})))(Sh.toDataURL(e,n))):t(Sh.msToBlob()))))}finally{this[Nh]({width:r,height:s})}}get[Oh](){return null==this.alt||"null"===this.alt?this[Rh]:this.alt}[eu](){return this[Fh]}[nu](){return this.loaded&&this[Gh]}[su](){return this.modelIsVisible}[iu](){return!!this.src&&this[Gh]}[ru](){return this[Fh]}[Nh]({width:t,height:e}){this[Wh].style.width=`${t}px`,this[Wh].style.height=`${e}px`,this[Zh]({width:parseFloat(t),height:parseFloat(e)})}[Xh](t,e){}[Vh](){this[Fh]||(this[Fh]=!0,this[Hh]=performance.now())}[Jh](){this[Yh].isDirty=!0}[Kh](){}[Zh](t){this[Yh].setSize(t.width,t.height)}async[(Ch=Ph,zh)](){if(this.loaded||!this[iu]())return;const t=this[tu].beginActivity(),e=this.src;try{await this[Yh].setSource(e,(e=>t(.8*e)));const n={url:e};this.dispatchEvent(new CustomEvent("preload",{detail:n}))}catch(t){this.dispatchEvent(new CustomEvent("error",{detail:t}))}finally{t(.9),requestAnimationFrame((()=>{requestAnimationFrame((()=>{t(1)}))}))}}}Mh([a({type:String})],ou.prototype,"alt",void 0),Mh([a({type:String})],ou.prototype,"src",void 0);
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var lu=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const cu=Symbol("changeAnimation"),hu=Symbol("paused"),uu=Symbol("hotspotMap"),du=Symbol("mutationCallback"),Au=Symbol("observer"),pu=Symbol("addHotspot"),gu=Symbol("removeHotspot"),mu=new R,fu=new yt,vu=new D;
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var yu=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};let Eu=!1,xu=!1;const wu=(bu=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=Hl(t),n=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>bu.indexOf(t)>-1)),i=new Set;for(const t of n)i.add(t);return i}catch(t){}return new Set});var bu;const _u="quick-look",Iu="scene-viewer",Cu="webxr",Mu="none",Su=Symbol("arButtonContainer"),Bu=Symbol("enterARWithWebXR"),Tu=Symbol("openSceneViewer"),Lu=Symbol("openIOSARQuickLook"),Ru=Symbol("canActivateAR"),Du=Symbol("arMode"),Qu=Symbol("arModes"),Pu=Symbol("arAnchor"),Fu=Symbol("preload"),Nu=Symbol("onARButtonContainerClick"),Uu=Symbol("onARStatus"),Gu=Symbol("onARTap"),ku=Symbol("selectARMode");
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Ou,Hu,zu;const Vu=Symbol("evaluate"),Wu=Symbol("lastValue");class qu{constructor(){this[Ou]=null}static evaluatableFor(t,e=Xl){if(t instanceof qu)return t;if("number"===t.type)return"%"===t.unit?new Ju(t,e):t;switch(t.name.value){case"calc":return new td(t,e);case"env":return new Ku(t)}return Xl}static evaluate(t){return t instanceof qu?t.evaluate():t}static isConstant(t){return!(t instanceof qu)||t.isConstant}static applyIntrinsics(t,e){const{basis:n,keywords:i}=e,{auto:r}=i;return n.map(((e,n)=>{const s=null==r[n]?e:r[n];let a=t[n]?t[n]:s;if("ident"===a.type){const t=a.value;t in i&&(a=i[t][n])}return null!=a&&"ident"!==a.type||(a=s),"%"===a.unit?Ol(a.number/100*e.number,e.unit):(a=$l(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[Wu]||(this[Wu]=this[Vu]()),this[Wu]}}Ou=Wu;const ju=Symbol("percentage"),Yu=Symbol("basis");class Ju extends qu{constructor(t,e){super(),this[ju]=t,this[Yu]=e}get isConstant(){return!0}[Vu](){return Ol(this[ju].number/100*this[Yu].number,this[Yu].unit)}}const Xu=Symbol("identNode");class Ku extends qu{constructor(t){super(),this[Hu]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[Xu]=e)}get isConstant(){return!1}[(Hu=Xu,Vu)](){if(null!=this[Xu])switch(this[Xu].value){case"window-scroll-y":return{type:"number",number:window.pageYOffset/(Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)-window.innerHeight)||0,unit:null}}return Xl}}const Zu=/[\*\/]/,$u=Symbol("evalutor");class td extends qu{constructor(t,e=Xl){if(super(),this[zu]=null,1!==t.arguments.length)return;const n=t.arguments[0].terms.slice(),i=[];for(;n.length;){const t=n.shift();if(i.length>0){const n=i[i.length-1];if("operator"===n.type&&Zu.test(n.value)){const n=i.pop(),r=i.pop();if(null==r)return;i.push(new rd(n,qu.evaluatableFor(r,e),qu.evaluatableFor(t,e)));continue}}i.push("operator"===t.type?t:qu.evaluatableFor(t,e))}for(;i.length>2;){const[t,n,r]=i.splice(0,3);if("operator"!==n.type)return;i.unshift(new rd(n,qu.evaluatableFor(t,e),qu.evaluatableFor(r,e)))}1===i.length&&(this[$u]=i[0])}get isConstant(){return null==this[$u]||qu.isConstant(this[$u])}[(zu=$u,Vu)](){return null!=this[$u]?qu.evaluate(this[$u]):Xl}}const ed=Symbol("operator"),nd=Symbol("left"),id=Symbol("right");class rd extends qu{constructor(t,e,n){super(),this[ed]=t,this[nd]=e,this[id]=n}get isConstant(){return qu.isConstant(this[nd])&&qu.isConstant(this[id])}[Vu](){const t=$l(qu.evaluate(this[nd])),e=$l(qu.evaluate(this[id])),{number:n,unit:i}=t,{number:r,unit:s}=e;if(null!=s&&null!=i&&s!=i)return Xl;const a=i||s;let o;switch(this[ed].value){case"+":o=n+r;break;case"-":o=n-r;break;case"/":o=n/r;break;case"*":o=n*r;break;default:return Xl}return{type:"number",number:o,unit:a}}}const sd=Symbol("evaluatables"),ad=Symbol("intrinsics");class od extends qu{constructor(t,e){super(),this[ad]=e;const n=t[0],i=null!=n?n.terms:[];this[sd]=e.basis.map(((t,e)=>{const n=i[e];return null==n?{type:"ident",value:"auto"}:"ident"===n.type?n:qu.evaluatableFor(n,t)}))}get isConstant(){for(const t of this[sd])if(!qu.isConstant(t))return!1;return!0}[Vu](){const t=this[sd].map((t=>qu.evaluate(t)));return qu.applyIntrinsics(t,this[ad]).map((t=>t.number))}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var ld,cd,hd,ud;const dd=Symbol("instances"),Ad=Symbol("activateListener"),pd=Symbol("deactivateListener"),gd=Symbol("notifyInstances"),md=Symbol("notify"),fd=Symbol("callback");class vd{constructor(t){this[fd]=t}static[gd](){for(const t of vd[dd])t[md]()}static[(ld=dd,Ad)](){window.addEventListener("scroll",this[gd],{passive:!0})}static[pd](){window.removeEventListener("scroll",this[gd])}observe(){0===vd[dd].size&&vd[Ad](),vd[dd].add(this)}disconnect(){vd[dd].delete(this),0===vd[dd].size&&vd[pd]()}[md](){this[fd]()}}vd[ld]=new Set;const yd=Symbol("computeStyleCallback"),Ed=Symbol("astWalker"),xd=Symbol("dependencies"),wd=Symbol("onScroll");class bd{constructor(t){this[cd]={},this[hd]=new Jl(["function"]),this[ud]=()=>{this[yd]({relatedState:"window-scroll"})},this[yd]=t}observeEffectsFor(t){const e={},n=this[xd];this[Ed].walk(t,(t=>{const{name:i}=t,r=t.arguments[0].terms[0];if("env"===i.value&&null!=r&&"ident"===r.type)switch(r.value){case"window-scroll-y":if(null==e["window-scroll"]){const t="window-scroll"in n?n["window-scroll"]:new vd(this[wd]);t.observe(),delete n["window-scroll"],e["window-scroll"]=t}}}));for(const t in n){n[t].disconnect()}this[xd]=e}dispose(){for(const t in this[xd]){this[xd][t].disconnect()}}}cd=xd,hd=Ed,ud=wd;
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
const _d=t=>{const e=t.observeEffects||!1,n=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(i,r)=>{const s=i.updated,a=i.connectedCallback,o=i.disconnectedCallback,l=Symbol(`${r}StyleEffector`),c=Symbol(`${r}StyleEvaluator`),h=Symbol(`${r}UpdateEvaluator`),u=Symbol(`${r}EvaluateAndSync`);Object.defineProperties(i,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const t=Hl(this[r]);this[c]=new od(t,n(this)),null==this[l]&&e&&(this[l]=new bd((()=>this[u]()))),null!=this[l]&&this[l].observeEffectsFor(t)}},[u]:{value:function(){if(null==this[c])return;const e=this[c].evaluate();this[t.updateHandler](e)}},updated:{value:function(t){t.has(r)&&(this[h](),this[u]()),s.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(r,this[r])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},Id=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,interactionPolicy:"always-allow",touchAction:"pan-y"}),Cd=/^touch(start|end|move)$/,Md=Math.PI/8,Sd=33,Bd=34,Td=37,Ld=38,Rd=39,Dd=40,Qd="user-interaction",Pd="none";
/* @license
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */class Fd extends y{constructor(t,e){super(),this.camera=t,this.element=e,this.sensitivity=1,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserChange=!1,this.isUserPointing=!1,this.spherical=new Aa,this.goalSpherical=new Aa,this.thetaDamper=new kl,this.phiDamper=new kl,this.radiusDamper=new kl,this.logFov=Math.log(Id.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new kl,this.pointerIsDown=!1,this.lastPointerPosition={clientX:0,clientY:0},this.touchMode="rotate",this.touchDecided=!1,this.onPointerMove=t=>{if(this.pointerIsDown&&this.canInteract){if(Cd.test(t.type)){const{touches:e}=t;switch(this.touchMode){case"zoom":if(this.lastTouches.length>1&&e.length>1){const t=.04*(this.twoTouchDistance(this.lastTouches[0],this.lastTouches[1])-this.twoTouchDistance(e[0],e[1]))/10;this.userAdjustOrbit(0,0,t)}break;case"rotate":const{touchAction:t}=this._options;if(!this.touchDecided&&"none"!==t){this.touchDecided=!0;const{clientX:n,clientY:i}=e[0],r=Math.abs(n-this.lastPointerPosition.clientX),s=Math.abs(i-this.lastPointerPosition.clientY);if("pan-y"===t&&s>r||"pan-x"===t&&r>s)return void(this.touchMode="scroll")}this.handleSinglePointerMove(e[0]);break;case"scroll":return}this.lastTouches=e}else this.handleSinglePointerMove(t);t.cancelable&&t.preventDefault()}},this.onPointerDown=t=>{if(this.pointerIsDown=!0,this.isUserPointing=!1,Cd.test(t.type)){const{touches:e}=t;switch(this.touchDecided=!1,e.length){default:case 1:this.touchMode="rotate",this.handleSinglePointerDown(e[0]);break;case 2:this.touchMode=this._disableZoom?"scroll":"zoom"}this.lastTouches=e}else this.handleSinglePointerDown(t)},this.onPointerUp=t=>{this.element.style.cursor="grab",this.pointerIsDown=!1,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end",pointer:Object.assign({},this.lastPointerPosition)})},this.onWheel=t=>{if(!this.canInteract)return;const e=t.deltaY*(1==t.deltaMode?18:1)*.04/30;this.userAdjustOrbit(0,0,e),t.cancelable&&t.preventDefault()},this.onKeyDown=t=>{let e=!1;switch(t.keyCode){case Sd:e=!0,this.userAdjustOrbit(0,0,.04);break;case Bd:e=!0,this.userAdjustOrbit(0,0,-.04);break;case Ld:e=!0,this.userAdjustOrbit(0,-Md,0);break;case Dd:e=!0,this.userAdjustOrbit(0,Md,0);break;case Td:e=!0,this.userAdjustOrbit(-Md,0,0);break;case Rd:e=!0,this.userAdjustOrbit(Md,0,0)}e&&t.cancelable&&t.preventDefault()},this._options=Object.assign({},Id),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this._interactionEnabled}enableInteraction(){if(!1===this._interactionEnabled){const{element:t}=this;t.addEventListener("mousemove",this.onPointerMove),t.addEventListener("mousedown",this.onPointerDown),this._disableZoom||t.addEventListener("wheel",this.onWheel),t.addEventListener("keydown",this.onKeyDown),t.addEventListener("touchstart",this.onPointerDown,{passive:!0}),t.addEventListener("touchmove",this.onPointerMove),self.addEventListener("mouseup",this.onPointerUp),self.addEventListener("touchend",this.onPointerUp),this.element.style.cursor="grab",this._interactionEnabled=!0}}disableInteraction(){if(!0===this._interactionEnabled){const{element:t}=this;t.removeEventListener("mousemove",this.onPointerMove),t.removeEventListener("mousedown",this.onPointerDown),this._disableZoom||t.removeEventListener("wheel",this.onWheel),t.removeEventListener("keydown",this.onKeyDown),t.removeEventListener("touchstart",this.onPointerDown),t.removeEventListener("touchmove",this.onPointerMove),self.removeEventListener("mouseup",this.onPointerUp),self.removeEventListener("touchend",this.onPointerUp),t.style.cursor="",this._interactionEnabled=!1}}get options(){return this._options}set disableZoom(t){this._disableZoom!=t&&(this._disableZoom=t,!0===t?this.element.removeEventListener("wheel",this.onWheel):this.element.addEventListener("wheel",this.onWheel))}getCameraSpherical(t=new Aa){return t.copy(this.spherical)}getFieldOfView(){return this.camera.fov}applyOptions(t){Object.assign(this._options,t),this.setOrbit(),this.setFieldOfView(Math.exp(this.goalLogFov))}updateNearFar(t,e){this.camera.near=Math.max(t,e/1e3),this.camera.far=e,this.camera.updateProjectionMatrix()}updateAspect(t){this.camera.aspect=t,this.camera.updateProjectionMatrix()}setOrbit(t=this.goalSpherical.theta,e=this.goalSpherical.phi,n=this.goalSpherical.radius){const{minimumAzimuthalAngle:i,maximumAzimuthalAngle:r,minimumPolarAngle:s,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:c,phi:h,radius:u}=this.goalSpherical,d=wc(t,i,r);isFinite(i)||isFinite(r)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const A=wc(e,s,a),p=wc(n,o,l);return(d!==c||A!==h||p!==u)&&(this.goalSpherical.theta=d,this.goalSpherical.phi=A,this.goalSpherical.radius=p,this.goalSpherical.makeSafe(),this.isUserChange=!1,!0)}setRadius(t){this.goalSpherical.radius=t,this.setOrbit()}setFieldOfView(t){const{minimumFieldOfView:e,maximumFieldOfView:n}=this._options;t=wc(t,e,n),this.goalLogFov=Math.log(t)}setDamperDecayTime(t){this.thetaDamper.setDecayTime(t),this.phiDamper.setDecayTime(t),this.radiusDamper.setDecayTime(t)}adjustOrbit(t,e,n){const{theta:i,phi:r,radius:s}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:c}=this._options,h=this.spherical.theta-i,u=Math.PI-.001,d=i-wc(t,-u-h,u-h),A=r-e,p=0===n?0:n>0?(o-s)/(Math.log(c)-this.goalLogFov):(s-a)/(this.goalLogFov-Math.log(l)),g=s+n*Math.min(isFinite(p)?p:1/0,o-a);if(this.setOrbit(d,A,g),0!==n){const t=this.goalLogFov+n;this.setFieldOfView(Math.exp(t))}}jumpToGoal(){this.update(0,1e4)}update(t,e){if(this.isStationary())return;const{maximumPolarAngle:n,maximumRadius:i}=this._options,r=this.spherical.theta-this.goalSpherical.theta;Math.abs(r)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(r)*Math.PI),this.spherical.theta=this.thetaDamper.update(this.spherical.theta,this.goalSpherical.theta,e,Math.PI),this.spherical.phi=this.phiDamper.update(this.spherical.phi,this.goalSpherical.phi,e,n),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,e,i),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,e,1),this.moveCamera()}isStationary(){return this.goalSpherical.theta===this.spherical.theta&&this.goalSpherical.phi===this.spherical.phi&&this.goalSpherical.radius===this.spherical.radius&&this.goalLogFov===this.logFov}moveCamera(){this.spherical.makeSafe(),this.camera.position.setFromSpherical(this.spherical),this.camera.setRotationFromEuler(new Bt(this.spherical.phi-Math.PI/2,this.spherical.theta,0,"YXZ")),this.camera.fov!==Math.exp(this.logFov)&&(this.camera.fov=Math.exp(this.logFov),this.camera.updateProjectionMatrix());const t=this.isUserChange?Qd:Pd;this.dispatchEvent({type:"change",source:t})}get canInteract(){if("allow-when-focused"==this._options.interactionPolicy){return this.element.getRootNode().activeElement===this.element}return"always-allow"===this._options.interactionPolicy}userAdjustOrbit(t,e,n){this.adjustOrbit(t*this.sensitivity,e*this.sensitivity,n),this.isUserChange=!0,this.dispatchEvent({type:"change",source:Qd})}wrapAngle(t){const e=(t+Math.PI)/(2*Math.PI);return 2*(e-Math.floor(e))*Math.PI-Math.PI}pixelLengthToSphericalAngle(t){return 2*Math.PI*t/this.element.clientHeight}twoTouchDistance(t,e){const{clientX:n,clientY:i}=t,{clientX:r,clientY:s}=e,a=r-n,o=s-i;return Math.sqrt(a*a+o*o)}handleSinglePointerMove(t){const{clientX:e,clientY:n}=t,i=this.pixelLengthToSphericalAngle(e-this.lastPointerPosition.clientX),r=this.pixelLengthToSphericalAngle(n-this.lastPointerPosition.clientY);this.lastPointerPosition.clientX=e,this.lastPointerPosition.clientY=n,!1===this.isUserPointing&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start",pointer:Object.assign({},t)})),this.userAdjustOrbit(i,r,0)}handleSinglePointerDown(t){this.lastPointerPosition.clientX=t.clientX,this.lastPointerPosition.clientY=t.clientY,this.element.style.cursor="grabbing"}}
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const Nd=t=>t<.5?2*t*t:(4-2*t)*t-1,Ud=(t,e,n=Nd)=>i=>t+(e-t)*n(i),Gd=(t,e)=>{const n=[],i=[];let r=t;for(let t=0;t<e.length;++t){const s=e[t],{value:a,frames:o}=s,l=s.ease||Nd,c=Ud(r,a,l);n.push(c),i.push(o),r=a}return((t,e)=>{const n=e.reduce(((t,e)=>t+e),0),i=e.map((t=>t/n));return e=>{let n=0,r=1/0,s=()=>0;for(let a=0;a<i.length&&(r=i[a],s=t[a],!(e<=n+r));++a)n+=r;return s((e-n)/r)}})(n,i)};
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var kd=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Od=Gd(0,[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]),Hd=Gd(0,[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]),zd=1.1*rc,Vd=["front","right","back","left"],Wd=["upper-","","lower-"],qd="auto",jd="when-focused",Yd="wiggle",Jd="always-allow",Xd="pan-y",Kd=t=>({basis:[Ol(t[bA]*Math.PI/180,"rad")],keywords:{auto:[null]}}),Zd={basis:[Kl(Ol(25,"deg"))],keywords:{auto:[null]}},$d=t=>{const e=t[Yh];return{basis:[Kl(Ol(45,"deg"))],keywords:{auto:[Ol(e.framedFieldOfView,"deg")]}}},tA=(()=>{const t=Hl("0deg 75deg 105%")[0].terms,e=$l(t[0]),n=$l(t[1]);return t=>{const i=t[Yh].idealCameraDistance;return{basis:[e,n,Ol(i,"m")],keywords:{auto:[null,null,Ol(105,"%")]}}}})(),eA=t=>{const e=zd*t[Yh].idealCameraDistance;return{basis:[Ol(-1/0,"rad"),Ol(Math.PI/8,"rad"),Ol(e,"m")],keywords:{auto:[null,null,null]}}},nA=t=>{const e=tA(t),n=new od([],e).evaluate()[2];return{basis:[Ol(1/0,"rad"),Ol(Math.PI-Math.PI/8,"rad"),Ol(n,"m")],keywords:{auto:[null,null,null]}}},iA=t=>{const e=t[Yh].boundingBox.getCenter(new H);return{basis:[Ol(e.x,"m"),Ol(e.y,"m"),Ol(e.z,"m")],keywords:{auto:[null,null,null]}}},rA=Math.PI/2,sA=Math.PI/3,aA=rA/2,oA=2*Math.PI,lA=Symbol("controls"),cA=Symbol("promptElement"),hA=Symbol("promptAnimatedContainer"),uA=Symbol("deferInteractionPrompt"),dA=Symbol("updateAria"),AA=Symbol("updateCameraForRadius"),pA=Symbol("onBlur"),gA=Symbol("onFocus"),mA=Symbol("onChange"),fA=Symbol("onPointerChange"),vA=Symbol("waitingToPromptUser"),yA=Symbol("userHasInteracted"),EA=Symbol("promptElementVisibleTime"),xA=Symbol("lastPromptOffset"),wA=Symbol("focusedTime"),bA=Symbol("zoomAdjustedFieldOfView"),_A=Symbol("lastSpherical"),IA=Symbol("jumpCamera"),CA=Symbol("initialized"),MA=Symbol("maintainThetaPhi"),SA=Symbol("syncCameraOrbit"),BA=Symbol("syncFieldOfView"),TA=Symbol("syncCameraTarget"),LA=Symbol("syncMinCameraOrbit"),RA=Symbol("syncMaxCameraOrbit"),DA=Symbol("syncMinFieldOfView"),QA=Symbol("syncMaxFieldOfView");
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var PA=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const FA=Symbol("currentEnvironmentMap"),NA=Symbol("applyEnvironmentMap"),UA=Symbol("updateEnvironment"),GA=Symbol("cancelEnvironmentUpdate"),kA=Symbol("onPreload");
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var OA,HA;const zA=Symbol("modelViewerStatusInstance"),VA=Symbol("updateStatus");OA=zA,HA=VA;
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var WA=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const qA="auto",jA="manual",YA="auto",JA="eager",XA="interaction",KA=new class extends y{constructor(){super(),this[OA]=null,this.registeredInstanceStatuses=new Map,this.loadingPromises=[],this.statusElement=document.createElement("p"),this.statusUpdateInProgress=!1,this[HA]=xc((()=>this.updateStatus()),100);const{statusElement:t}=this,{style:e}=t;t.setAttribute("role","status"),t.classList.add("screen-reader-only"),e.top=e.left="0",e.pointerEvents="none"}registerInstance(t){if(this.registeredInstanceStatuses.has(t))return;let e=()=>{};const n=!1===t.loaded&&!!t.src,i=new Promise((i=>{if(!n)return void i();const r=()=>{i(),t.removeEventListener("load",r),t.removeEventListener("error",r)};t.addEventListener("load",r),t.addEventListener("error",r),e=r}));this.registeredInstanceStatuses.set(t,{onUnregistered:e}),this.loadingPromises.push(i),null==this.modelViewerStatusInstance&&(this.modelViewerStatusInstance=t)}unregisterInstance(t){if(!this.registeredInstanceStatuses.has(t))return;const e=this.registeredInstanceStatuses,n=e.get(t);e.delete(t),n.onUnregistered(),this.modelViewerStatusInstance===t&&(this.modelViewerStatusInstance=e.size>0?(t=>{if(null!=t.keys)return t.keys().next().value||null;let e=null;try{t.forEach(((t,n,i)=>{throw e=n,new Error}))}catch(t){}return e})(e):null)}get modelViewerStatusInstance(){return this[zA]}set modelViewerStatusInstance(t){if(this[zA]===t)return;const{statusElement:e}=this;null!=t&&null!=t.shadowRoot?t.shadowRoot.appendChild(e):null!=e.parentNode&&e.parentNode.removeChild(e),this[zA]=t,this[VA]()}async updateStatus(){if(!this.statusUpdateInProgress&&0!==this.loadingPromises.length){for(this.statusElement.textContent="This page includes one or more 3D models that are loading",this.statusUpdateInProgress=!0,this.dispatchEvent({type:"initial-status-announced"});this.loadingPromises.length;){const{loadingPromises:t}=this;this.loadingPromises=[],await Promise.all(t)}this.statusElement.textContent="All 3D models in the page have loaded",this.statusUpdateInProgress=!1,this.dispatchEvent({type:"finished-loading-announced"})}}},ZA=Symbol("defaultProgressBarElement"),$A=Symbol("defaultProgressMaskElement"),tp=Symbol("posterContainerElement"),ep=Symbol("defaultPosterElement"),np=Symbol("posterDismissalSource"),ip=Symbol("hidePoster"),rp=Symbol("modelIsRevealed"),sp=Symbol("updateProgressBar"),ap=Symbol("lastReportedProgress"),op=Symbol("transitioned"),lp=Symbol("ariaLabelCallToAction"),cp=Symbol("onClick"),hp=Symbol("onKeydown"),up=Symbol("onProgress");class dp{constructor(){this.pluginCallbacks=[],this.register((function(t){return new kp(t)})),this.register((function(t){return new Op(t)})),this.register((function(t){return new Hp(t)}))}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,n){const i=new Gp,r=[];for(let t=0,e=this.pluginCallbacks.length;t<e;t++)r.push(this.pluginCallbacks[t](i));i.setPlugins(r),i.write(t,e,n)}}const Ap=0,pp=1,gp=2,mp=3,fp=4,vp=5121,yp=5123,Ep=5126,xp=5125,wp=34962,bp=34963,_p=9728,Ip=9729,Cp=9984,Mp=9985,Sp=9986,Bp=9987,Tp=33071,Lp=33648,Rp=10497,Dp={};Dp[1003]=_p,Dp[1004]=Cp,Dp[1005]=Sp,Dp[1006]=Ip,Dp[1007]=Mp,Dp[1008]=Bp,Dp[1001]=Tp,Dp[1e3]=Rp,Dp[1002]=Lp;const Qp={scale:"scale",position:"translation",quaternion:"rotation",morphTargetInfluences:"weights"};function Pp(t,e){return t.length===e.length&&t.every((function(t,n){return t===e[n]}))}function Fp(t){return 4*Math.ceil(t/4)}function Np(t,e=0){const n=Fp(t.byteLength);if(n!==t.byteLength){const i=new Uint8Array(n);if(i.set(new Uint8Array(t)),0!==e)for(let r=t.byteLength;r<n;r++)i[r]=e;return i.buffer}return t}let Up=null;class Gp{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter"}},this.cache={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map}}setPlugins(t){this.plugins=t}write(t,e,n){this.options=Object.assign({},{binary:!1,trs:!1,onlyVisible:!0,truncateDrawRange:!0,embedImages:!0,maxTextureSize:1/0,animations:[],includeCustomExtensions:!1},n),this.options.animations.length>0&&(this.options.trs=!0),this.processInput(t);const i=this;Promise.all(this.pending).then((function(){const t=i.buffers,n=i.json,r=i.options,s=i.extensionsUsed,a=new Blob(t,{type:"application/octet-stream"}),o=Object.keys(s);if(o.length>0&&(n.extensionsUsed=o),n.buffers&&n.buffers.length>0&&(n.buffers[0].byteLength=a.size),!0===r.binary){const t=new window.FileReader;t.readAsArrayBuffer(a),t.onloadend=function(){const i=Np(t.result),r=new DataView(new ArrayBuffer(8));r.setUint32(0,i.byteLength,!0),r.setUint32(4,5130562,!0);const s=Np(function(t){if(void 0!==window.TextEncoder)return(new TextEncoder).encode(t).buffer;const e=new Uint8Array(new ArrayBuffer(t.length));for(let n=0,i=t.length;n<i;n++){const i=t.charCodeAt(n);e[n]=i>255?32:i}return e.buffer}(JSON.stringify(n)),32),a=new DataView(new ArrayBuffer(8));a.setUint32(0,s.byteLength,!0),a.setUint32(4,1313821514,!0);const o=new ArrayBuffer(12),l=new DataView(o);l.setUint32(0,1179937895,!0),l.setUint32(4,2,!0);const c=12+a.byteLength+s.byteLength+r.byteLength+i.byteLength;l.setUint32(8,c,!0);const h=new Blob([o,a,s,r,i],{type:"application/octet-stream"}),u=new window.FileReader;u.readAsArrayBuffer(h),u.onloadend=function(){e(u.result)}}}else if(n.buffers&&n.buffers.length>0){const t=new window.FileReader;t.readAsDataURL(a),t.onloadend=function(){const i=t.result;n.buffers[0].uri=i,e(n)}}else e(n)}))}serializeUserData(t,e){if(0===Object.keys(t.userData).length)return;const n=this.options,i=this.extensionsUsed;try{const r=JSON.parse(JSON.stringify(t.userData));if(n.includeCustomExtensions&&r.gltfExtensions){void 0===e.extensions&&(e.extensions={});for(const t in r.gltfExtensions)e.extensions[t]=r.gltfExtensions[t],i[t]=!0;delete r.gltfExtensions}Object.keys(r).length>0&&(e.extras=r)}catch(e){console.warn("THREE.GLTFExporter: userData of '"+t.name+"' won't be serialized because of JSON.stringify error - "+e.message)}}getUID(t){return this.uids.has(t)||this.uids.set(t,this.uid++),this.uids.get(t)}isNormalizedNormalAttribute(t){if(this.cache.attributesNormalized.has(t))return!1;const e=new H;for(let n=0,i=t.count;n<i;n++)if(Math.abs(e.fromBufferAttribute(t,n).length()-1)>5e-4)return!1;return!0}createNormalizedNormalAttribute(t){const e=this.cache;if(e.attributesNormalized.has(t))return e.attributesNormalized.get(t);const n=t.clone(),i=new H;for(let t=0,e=n.count;t<e;t++)i.fromBufferAttribute(n,t),0===i.x&&0===i.y&&0===i.z?i.setX(1):i.normalize(),n.setXYZ(t,i.x,i.y,i.z);return e.attributesNormalized.set(t,n),n}applyTextureTransform(t,e){let n=!1;const i={};0===e.offset.x&&0===e.offset.y||(i.offset=e.offset.toArray(),n=!0),0!==e.rotation&&(i.rotation=e.rotation,n=!0),1===e.repeat.x&&1===e.repeat.y||(i.scale=e.repeat.toArray(),n=!0),n&&(t.extensions=t.extensions||{},t.extensions.KHR_texture_transform=i,this.extensionsUsed.KHR_texture_transform=!0)}processBuffer(t){const e=this.json,n=this.buffers;return e.buffers||(e.buffers=[{byteLength:0}]),n.push(t),0}processBufferView(t,e,n,i,r){const s=this.json;let a;s.bufferViews||(s.bufferViews=[]),a=e===vp?1:e===yp?2:4;const o=Fp(i*t.itemSize*a),l=new DataView(new ArrayBuffer(o));let c=0;for(let r=n;r<n+i;r++)for(let n=0;n<t.itemSize;n++){let i;t.itemSize>4?i=t.array[r*t.itemSize+n]:0===n?i=t.getX(r):1===n?i=t.getY(r):2===n?i=t.getZ(r):3===n&&(i=t.getW(r)),e===Ep?l.setFloat32(c,i,!0):e===xp?l.setUint32(c,i,!0):e===yp?l.setUint16(c,i,!0):e===vp&&l.setUint8(c,i),c+=a}const h={buffer:this.processBuffer(l.buffer),byteOffset:this.byteOffset,byteLength:o};void 0!==r&&(h.target=r),r===wp&&(h.byteStride=t.itemSize*a),this.byteOffset+=o,s.bufferViews.push(h);return{id:s.bufferViews.length-1,byteLength:0}}processBufferViewImage(t){const e=this,n=e.json;return n.bufferViews||(n.bufferViews=[]),new Promise((function(i){const r=new window.FileReader;r.readAsArrayBuffer(t),r.onloadend=function(){const t=Np(r.result),s={buffer:e.processBuffer(t),byteOffset:e.byteOffset,byteLength:t.byteLength};e.byteOffset+=t.byteLength,i(n.bufferViews.push(s)-1)}}))}processAccessor(t,e,n,i){const r=this.options,s=this.json;let a;if(t.array.constructor===Float32Array)a=Ep;else if(t.array.constructor===Uint32Array)a=xp;else if(t.array.constructor===Uint16Array)a=yp;else{if(t.array.constructor!==Uint8Array)throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type.");a=vp}if(void 0===n&&(n=0),void 0===i&&(i=t.count),r.truncateDrawRange&&void 0!==e&&null===e.index){const r=n+i,s=e.drawRange.count===1/0?t.count:e.drawRange.start+e.drawRange.count;n=Math.max(n,e.drawRange.start),(i=Math.min(r,s)-n)<0&&(i=0)}if(0===i)return null;const o=function(t,e,n){const i={min:new Array(t.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(t.itemSize).fill(Number.NEGATIVE_INFINITY)};for(let r=e;r<e+n;r++)for(let e=0;e<t.itemSize;e++){let n;t.itemSize>4?n=t.array[r*t.itemSize+e]:0===e?n=t.getX(r):1===e?n=t.getY(r):2===e?n=t.getZ(r):3===e&&(n=t.getW(r)),i.min[e]=Math.min(i.min[e],n),i.max[e]=Math.max(i.max[e],n)}return i}(t,n,i);let l;void 0!==e&&(l=t===e.index?bp:wp);const c=this.processBufferView(t,a,n,i,l),h={bufferView:c.id,byteOffset:c.byteOffset,componentType:a,count:i,max:o.max,min:o.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",16:"MAT4"}[t.itemSize]};return!0===t.normalized&&(h.normalized=!0),s.accessors||(s.accessors=[]),s.accessors.push(h)-1}processImage(t,e,n){const i=this,r=i.cache,s=i.json,a=i.options,o=i.pending;r.images.has(t)||r.images.set(t,{});const l=r.images.get(t),c=1023===e?"image/png":"image/jpeg",h=c+":flipY/"+n.toString();if(void 0!==l[h])return l[h];s.images||(s.images=[]);const u={mimeType:c};if(a.embedImages){const r=Up=Up||document.createElement("canvas");r.width=Math.min(t.width,a.maxTextureSize),r.height=Math.min(t.height,a.maxTextureSize);const s=r.getContext("2d");if(!0===n&&(s.translate(0,r.height),s.scale(1,-1)),"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap)s.drawImage(t,0,0,r.width,r.height);else{1023!==e&&1022!==e&&console.error("GLTFExporter: Only RGB and RGBA formats are supported."),(t.width>a.maxTextureSize||t.height>a.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",t);let n=t.data;if(1022===e){n=new Uint8ClampedArray(t.height*t.width*4);for(let e=0,i=0;e<n.length;e+=4,i+=3)n[e+0]=t.data[i+0],n[e+1]=t.data[i+1],n[e+2]=t.data[i+2],n[e+3]=255}s.putImageData(new ImageData(n,t.width,t.height),0,0)}!0===a.binary?o.push(new Promise((function(t){r.toBlob((function(e){i.processBufferViewImage(e).then((function(e){u.bufferView=e,t()}))}),c)}))):u.uri=r.toDataURL(c)}else u.uri=t.src;const d=s.images.push(u)-1;return l[h]=d,d}processSampler(t){const e=this.json;e.samplers||(e.samplers=[]);const n={magFilter:Dp[t.magFilter],minFilter:Dp[t.minFilter],wrapS:Dp[t.wrapS],wrapT:Dp[t.wrapT]};return e.samplers.push(n)-1}processTexture(t){const e=this.cache,n=this.json;if(e.textures.has(t))return e.textures.get(t);n.textures||(n.textures=[]);const i={sampler:this.processSampler(t),source:this.processImage(t.image,t.format,t.flipY)};t.name&&(i.name=t.name),this._invokeAll((function(e){e.writeTexture&&e.writeTexture(t,i)}));const r=n.textures.push(i)-1;return e.textures.set(t,r),r}processMaterial(t){const e=this.cache,n=this.json;if(e.materials.has(t))return e.materials.get(t);if(t.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;n.materials||(n.materials=[]);const i={pbrMetallicRoughness:{}};!0!==t.isMeshStandardMaterial&&!0!==t.isMeshBasicMaterial&&console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");const r=t.color.toArray().concat([t.opacity]);if(Pp(r,[1,1,1,1])||(i.pbrMetallicRoughness.baseColorFactor=r),t.isMeshStandardMaterial?(i.pbrMetallicRoughness.metallicFactor=t.metalness,i.pbrMetallicRoughness.roughnessFactor=t.roughness):(i.pbrMetallicRoughness.metallicFactor=.5,i.pbrMetallicRoughness.roughnessFactor=.5),t.metalnessMap||t.roughnessMap)if(t.metalnessMap===t.roughnessMap){const e={index:this.processTexture(t.metalnessMap)};this.applyTextureTransform(e,t.metalnessMap),i.pbrMetallicRoughness.metallicRoughnessTexture=e}else console.warn("THREE.GLTFExporter: Ignoring metalnessMap and roughnessMap because they are not the same Texture.");if(t.map){const e={index:this.processTexture(t.map)};this.applyTextureTransform(e,t.map),i.pbrMetallicRoughness.baseColorTexture=e}if(t.emissive){const e=t.emissive.clone().multiplyScalar(t.emissiveIntensity).toArray();if(Pp(e,[0,0,0])||(i.emissiveFactor=e),t.emissiveMap){const e={index:this.processTexture(t.emissiveMap)};this.applyTextureTransform(e,t.emissiveMap),i.emissiveTexture=e}}if(t.normalMap){const e={index:this.processTexture(t.normalMap)};t.normalScale&&-1!==t.normalScale.x&&(t.normalScale.x!==t.normalScale.y&&console.warn("THREE.GLTFExporter: Normal scale components are different, ignoring Y and exporting X."),e.scale=t.normalScale.x),this.applyTextureTransform(e,t.normalMap),i.normalTexture=e}if(t.aoMap){const e={index:this.processTexture(t.aoMap),texCoord:1};1!==t.aoMapIntensity&&(e.strength=t.aoMapIntensity),this.applyTextureTransform(e,t.aoMap),i.occlusionTexture=e}t.transparent?i.alphaMode="BLEND":t.alphaTest>0&&(i.alphaMode="MASK",i.alphaCutoff=t.alphaTest),2===t.side&&(i.doubleSided=!0),""!==t.name&&(i.name=t.name),this.serializeUserData(t,i),this._invokeAll((function(e){e.writeMaterial&&e.writeMaterial(t,i)}));const s=n.materials.push(i)-1;return e.materials.set(t,s),s}processMesh(t){const e=this.cache,n=this.json,i=[t.geometry.uuid];if(Array.isArray(t.material))for(let e=0,n=t.material.length;e<n;e++)i.push(t.material[e].uuid);else i.push(t.material.uuid);const r=i.join(":");if(e.meshes.has(r))return e.meshes.get(r);const s=t.geometry;let a;if(a=t.isLineSegments?pp:t.isLineLoop?gp:t.isLine?mp:t.isPoints?Ap:t.material.wireframe?pp:fp,!0!==s.isBufferGeometry)throw new Error("THREE.GLTFExporter: Geometry is not of type THREE.BufferGeometry.");const o={},l={},c=[],h=[],u={uv:"TEXCOORD_0",uv2:"TEXCOORD_1",color:"COLOR_0",skinWeight:"WEIGHTS_0",skinIndex:"JOINTS_0"},d=s.getAttribute("normal");void 0===d||this.isNormalizedNormalAttribute(d)||(console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."),s.setAttribute("normal",this.createNormalizedNormalAttribute(d)));let A=null;for(let t in s.attributes){if("morph"===t.substr(0,5))continue;const n=s.attributes[t];t=u[t]||t.toUpperCase();if(/^(POSITION|NORMAL|TANGENT|TEXCOORD_\d+|COLOR_\d+|JOINTS_\d+|WEIGHTS_\d+)$/.test(t)||(t="_"+t),e.attributes.has(this.getUID(n))){l[t]=e.attributes.get(this.getUID(n));continue}A=null;const i=n.array;"JOINTS_0"!==t||i instanceof Uint16Array||i instanceof Uint8Array||(console.warn('GLTFExporter: Attribute "skinIndex" converted to type UNSIGNED_SHORT.'),A=new ve(new Uint16Array(i),n.itemSize,n.normalized));const r=this.processAccessor(A||n,s);null!==r&&(l[t]=r,e.attributes.set(this.getUID(n),r))}if(void 0!==d&&s.setAttribute("normal",d),0===Object.keys(l).length)return null;if(void 0!==t.morphTargetInfluences&&t.morphTargetInfluences.length>0){const n=[],i=[],r={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)r[t.morphTargetDictionary[e]]=e;for(let a=0;a<t.morphTargetInfluences.length;++a){const o={};let l=!1;for(const t in s.morphAttributes){if("position"!==t&&"normal"!==t){l||(console.warn("GLTFExporter: Only POSITION and NORMAL morph are supported."),l=!0);continue}const n=s.morphAttributes[t][a],i=t.toUpperCase(),r=s.attributes[t];if(e.attributes.has(this.getUID(n))){o[i]=e.attributes.get(this.getUID(n));continue}const c=n.clone();if(!s.morphTargetsRelative)for(let t=0,e=n.count;t<e;t++)c.setXYZ(t,n.getX(t)-r.getX(t),n.getY(t)-r.getY(t),n.getZ(t)-r.getZ(t));o[i]=this.processAccessor(c,s),e.attributes.set(this.getUID(r),o[i])}h.push(o),n.push(t.morphTargetInfluences[a]),void 0!==t.morphTargetDictionary&&i.push(r[a])}o.weights=n,i.length>0&&(o.extras={},o.extras.targetNames=i)}const p=Array.isArray(t.material);if(p&&0===s.groups.length)return null;const g=p?t.material:[t.material],m=p?s.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let t=0,n=m.length;t<n;t++){const n={mode:a,attributes:l};if(this.serializeUserData(s,n),h.length>0&&(n.targets=h),null!==s.index){let i=this.getUID(s.index);void 0===m[t].start&&void 0===m[t].count||(i+=":"+m[t].start+":"+m[t].count),e.attributes.has(i)?n.indices=e.attributes.get(i):(n.indices=this.processAccessor(s.index,s,m[t].start,m[t].count),e.attributes.set(i,n.indices)),null===n.indices&&delete n.indices}const i=this.processMaterial(g[m[t].materialIndex]);null!==i&&(n.material=i),c.push(n)}o.primitives=c,n.meshes||(n.meshes=[]),this._invokeAll((function(e){e.writeMesh&&e.writeMesh(t,o)}));const f=n.meshes.push(o)-1;return e.meshes.set(r,f),f}processCamera(t){const e=this.json;e.cameras||(e.cameras=[]);const n=t.isOrthographicCamera,i={type:n?"orthographic":"perspective"};return n?i.orthographic={xmag:2*t.right,ymag:2*t.top,zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near}:i.perspective={aspectRatio:t.aspect,yfov:L.degToRad(t.fov),zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near},""!==t.name&&(i.name=t.type),e.cameras.push(i)-1}processAnimation(t,e){const n=this.json,i=this.nodeMap;n.animations||(n.animations=[]);const r=(t=dp.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,s=[],a=[];for(let t=0;t<r.length;++t){const n=r[t],o=la.parseTrackName(n.name);let l=la.findNode(e,o.nodeName);const c=Qp[o.propertyName];if("bones"===o.objectName&&(l=!0===l.isSkinnedMesh?l.skeleton.getBoneByName(o.objectIndex):void 0),!l||!c)return console.warn('THREE.GLTFExporter: Could not export animation track "%s".',n.name),null;const h=1;let u,d=n.values.length/n.times.length;c===Qp.morphTargetInfluences&&(d/=l.morphTargetInfluences.length),!0===n.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline?(u="CUBICSPLINE",d/=3):u=2300===n.getInterpolation()?"STEP":"LINEAR",a.push({input:this.processAccessor(new ve(n.times,h)),output:this.processAccessor(new ve(n.values,d)),interpolation:u}),s.push({sampler:a.length-1,target:{node:i.get(l),path:c}})}return n.animations.push({name:t.name||"clip_"+n.animations.length,samplers:a,channels:s}),n.animations.length-1}processSkin(t){const e=this.json,n=this.nodeMap,i=e.nodes[n.get(t)],r=t.skeleton;if(void 0===r)return null;const s=t.skeleton.bones[0];if(void 0===s)return null;const a=[],o=new Float32Array(16*r.bones.length),l=new yt;for(let e=0;e<r.bones.length;++e)a.push(n.get(r.bones[e])),l.copy(r.boneInverses[e]),l.multiply(t.bindMatrix).toArray(o,16*e);void 0===e.skins&&(e.skins=[]),e.skins.push({inverseBindMatrices:this.processAccessor(new ve(o,16)),joints:a,skeleton:n.get(s)});return i.skin=e.skins.length-1}processNode(t){const e=this.json,n=this.options,i=this.nodeMap;e.nodes||(e.nodes=[]);const r={};if(n.trs){const e=t.quaternion.toArray(),n=t.position.toArray(),i=t.scale.toArray();Pp(e,[0,0,0,1])||(r.rotation=e),Pp(n,[0,0,0])||(r.translation=n),Pp(i,[1,1,1])||(r.scale=i)}else t.matrixAutoUpdate&&t.updateMatrix(),!1===Pp(t.matrix.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])&&(r.matrix=t.matrix.elements);if(""!==t.name&&(r.name=String(t.name)),this.serializeUserData(t,r),t.isMesh||t.isLine||t.isPoints){const e=this.processMesh(t);null!==e&&(r.mesh=e)}else t.isCamera&&(r.camera=this.processCamera(t));if(t.isSkinnedMesh&&this.skins.push(t),t.children.length>0){const e=[];for(let i=0,r=t.children.length;i<r;i++){const r=t.children[i];if(r.visible||!1===n.onlyVisible){const t=this.processNode(r);null!==t&&e.push(t)}}e.length>0&&(r.children=e)}this._invokeAll((function(e){e.writeNode&&e.writeNode(t,r)}));const s=e.nodes.push(r)-1;return i.set(t,s),s}processScene(t){const e=this.json,n=this.options;e.scenes||(e.scenes=[],e.scene=0);const i={};""!==t.name&&(i.name=t.name),e.scenes.push(i);const r=[];for(let e=0,i=t.children.length;e<i;e++){const i=t.children[e];if(i.visible||!1===n.onlyVisible){const t=this.processNode(i);null!==t&&r.push(t)}}r.length>0&&(i.nodes=r),this.serializeUserData(t,i)}processObjects(t){const e=new Mr;e.name="AuxScene";for(let n=0;n<t.length;n++)e.children.push(t[n]);this.processScene(e)}processInput(t){const e=this.options;t=t instanceof Array?t:[t],this._invokeAll((function(e){e.beforeParse&&e.beforeParse(t)}));const n=[];for(let e=0;e<t.length;e++)t[e]instanceof Mr?this.processScene(t[e]):n.push(t[e]);n.length>0&&this.processObjects(n);for(let t=0;t<this.skins.length;++t)this.processSkin(this.skins[t]);for(let n=0;n<e.animations.length;++n)this.processAnimation(e.animations[n],t[0]);this._invokeAll((function(e){e.afterParse&&e.afterParse(t)}))}_invokeAll(t){for(let e=0,n=this.plugins.length;e<n;e++)t(this.plugins[e])}}class kp{constructor(t){this.writer=t,this.name="KHR_lights_punctual"}writeNode(t,e){if(!t.isLight)return;if(!t.isDirectionalLight&&!t.isPointLight&&!t.isSpotLight)return void console.warn("THREE.GLTFExporter: Only directional, point, and spot lights are supported.",t);const n=this.writer,i=n.json,r=n.extensionsUsed,s={};t.name&&(s.name=t.name),s.color=t.color.toArray(),s.intensity=t.intensity,t.isDirectionalLight?s.type="directional":t.isPointLight?(s.type="point",t.distance>0&&(s.range=t.distance)):t.isSpotLight&&(s.type="spot",t.distance>0&&(s.range=t.distance),s.spot={},s.spot.innerConeAngle=(t.penumbra-1)*t.angle*-1,s.spot.outerConeAngle=t.angle),void 0!==t.decay&&2!==t.decay&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),!t.target||t.target.parent===t&&0===t.target.position.x&&0===t.target.position.y&&-1===t.target.position.z||console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."),r[this.name]||(i.extensions=i.extensions||{},i.extensions[this.name]={lights:[]},r[this.name]=!0);const a=i.extensions[this.name].lights;a.push(s),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class Op{constructor(t){this.writer=t,this.name="KHR_materials_unlit"}writeMaterial(t,e){if(!t.isMeshBasicMaterial)return;const n=this.writer.extensionsUsed;e.extensions=e.extensions||{},e.extensions[this.name]={},n[this.name]=!0,e.pbrMetallicRoughness.metallicFactor=0,e.pbrMetallicRoughness.roughnessFactor=.9}}class Hp{constructor(t){this.writer=t,this.name="KHR_materials_pbrSpecularGlossiness"}writeMaterial(t,e){if(!t.isGLTFSpecularGlossinessMaterial)return;const n=this.writer,i=n.extensionsUsed,r={};e.pbrMetallicRoughness.baseColorFactor&&(r.diffuseFactor=e.pbrMetallicRoughness.baseColorFactor);const s=[1,1,1];if(t.specular.toArray(s,0),r.specularFactor=s,r.glossinessFactor=t.glossiness,e.pbrMetallicRoughness.baseColorTexture&&(r.diffuseTexture=e.pbrMetallicRoughness.baseColorTexture),t.specularMap){const e={index:n.processTexture(t.specularMap)};n.applyTextureTransform(e,t.specularMap),r.specularGlossinessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,i[this.name]=!0}}dp.Utils={insertKeyframe:function(t,e){const n=.001,i=t.getValueSize(),r=new t.TimeBufferType(t.times.length+1),s=new t.ValueBufferType(t.values.length+i),a=t.createInterpolant(new t.ValueBufferType(i));let o;if(0===t.times.length){r[0]=e;for(let t=0;t<i;t++)s[t]=0;o=0}else if(e<t.times[0]){if(Math.abs(t.times[0]-e)<n)return 0;r[0]=e,r.set(t.times,1),s.set(a.evaluate(e),0),s.set(t.values,i),o=0}else if(e>t.times[t.times.length-1]){if(Math.abs(t.times[t.times.length-1]-e)<n)return t.times.length-1;r[r.length-1]=e,r.set(t.times,0),s.set(t.values,0),s.set(a.evaluate(e),t.values.length),o=r.length-1}else for(let l=0;l<t.times.length;l++){if(Math.abs(t.times[l]-e)<n)return l;if(t.times[l]<e&&t.times[l+1]>e){r.set(t.times.slice(0,l+1),0),r[l+1]=e,r.set(t.times.slice(l+1),l+2),s.set(t.values.slice(0,(l+1)*i),0),s.set(a.evaluate(e),(l+1)*i),s.set(t.values.slice((l+1)*i),(l+2)*i),o=l+1;break}}return t.times=r,t.values=s,o},mergeMorphTargetTracks:function(t,e){const n=[],i={},r=t.tracks;for(let t=0;t<r.length;++t){let s=r[t];const a=la.parseTrackName(s.name),o=la.findNode(e,a.nodeName);if("morphTargetInfluences"!==a.propertyName||void 0===a.propertyIndex){n.push(s);continue}if(s.createInterpolant!==s.InterpolantFactoryMethodDiscrete&&s.createInterpolant!==s.InterpolantFactoryMethodLinear){if(s.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline)throw new Error("THREE.GLTFExporter: Cannot merge tracks with glTF CUBICSPLINE interpolation.");console.warn("THREE.GLTFExporter: Morph target interpolation mode not yet supported. Using LINEAR instead."),s=s.clone(),s.setInterpolation(2301)}const l=o.morphTargetInfluences.length,c=o.morphTargetDictionary[a.propertyIndex];if(void 0===c)throw new Error("THREE.GLTFExporter: Morph target name not found: "+a.propertyIndex);let h;if(void 0===i[o.uuid]){h=s.clone();const t=new h.ValueBufferType(l*h.times.length);for(let e=0;e<h.times.length;e++)t[e*l+c]=h.values[e];h.name=(a.nodeName||"")+".morphTargetInfluences",h.values=t,i[o.uuid]=h,n.push(h);continue}const u=s.createInterpolant(new s.ValueBufferType(1));h=i[o.uuid];for(let t=0;t<h.times.length;t++)h.values[t*l+c]=u.evaluate(h.times[t]);for(let t=0;t<s.times.length;t++){const e=this.insertKeyframe(h,s.times[t]);h.values[e*l+c]=s.values[t]}}return t.tracks=n,t}};
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
const zp=Symbol("correlatedObjects"),Vp=Symbol("sourceObject"),Wp=Symbol("onUpdate");class qp{constructor(t,e,n=null){this[Wp]=t,this[Vp]=e,this[zp]=n}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var jp,Yp;const Jp=new Rs,Xp=Symbol("threeTextures"),Kp=Symbol("uri"),Zp=Symbol("bufferViewImages");class $p extends qp{constructor(t,e,n){if(super(t,e,n),this[jp]=void 0,this[Yp]=new WeakMap,null!=e.uri&&(this[Kp]=e.uri),null!=e.bufferView)for(const t of n)this[Zp].set(t,t.image)}get[Xp](){return this[zp]}get name(){return this[Vp].name||""}get uri(){return this[Kp]}get type(){return null!=this.uri?"external":"embedded"}async setURI(t){this[Kp]=t;const e=await new Promise(((e,n)=>{Jp.load(t,e,void 0,n)}));for(const t of this[Xp])null==e&&null!=this[Vp].bufferView?t.image=this[Zp].get(t):t.image=e,t.needsUpdate=!0;this[Wp]()}}jp=Kp,Yp=Zp;
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
const tg=(()=>{const t=[9728,9729,9984,9985,9986,9987];return e=>t.indexOf(e)>-1})(),eg=(()=>{const t=[9728,9729];return e=>t.indexOf(e)>-1})(),ng=(()=>{const t=[33071,33648,10497];return e=>t.indexOf(e)>-1})(),ig=Symbol("threeTextures"),rg=Symbol("setProperty");class sg extends qp{get[ig](){return this[zp]}constructor(t,e,n){null==e.minFilter&&(e.minFilter=9987),null==e.magFilter&&(e.magFilter=9729),null==e.wrapS&&(e.wrapS=10497),null==e.wrapT&&(e.wrapT=10497),super(t,e,n)}get name(){return this[Vp].name||""}get minFilter(){return this[Vp].minFilter}get magFilter(){return this[Vp].magFilter}get wrapS(){return this[Vp].wrapS}get wrapT(){return this[Vp].wrapT}setMinFilter(t){this[rg]("minFilter",t)}setMagFilter(t){this[rg]("magFilter",t)}setWrapS(t){this[rg]("wrapS",t)}setWrapT(t){this[rg]("wrapT",t)}[rg](t,e){const n=this[Vp];if(((t,e)=>{switch(t){case"minFilter":return tg(e);case"magFilter":return eg(e);case"wrapS":case"wrapT":return ng(e);default:throw new Error(`Cannot configure property "${t}" on Sampler`)}})(t,e)){n[t]=e;for(const n of this[ig])n[t]=e,n.needsUpdate=!0}this[Wp]()}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const ag=Symbol("source"),og=Symbol("sampler");class lg extends qp{constructor(t,e,n,i){super(t,n,i);const{sampler:r,source:s}=n,a=null!=e.samplers&&null!=r?e.samplers[r]:{};if(this[og]=new sg(t,a,i),null!=e.images&&null!=s){const n=e.images[s];null!=n&&(this[ag]=new $p(t,n,i))}}get name(){return this[Vp].name||""}get sampler(){return this[og]}get source(){return this[ag]}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */const cg=Symbol("texture");class hg extends qp{constructor(t,e,n,i){super(t,n,i);const{index:r}=n,s=e.textures[r];null!=s&&(this[cg]=new lg(t,e,s,i))}get texture(){return this[cg]}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var ug,dg;const Ag=Symbol("threeMaterials"),pg=Symbol("baseColorTexture"),gg=Symbol("metallicRoughnessTexture");class mg extends qp{constructor(t,e,n,i){super(t,n,i),this[ug]=null,this[dg]=null,null==n.baseColorFactor&&(n.baseColorFactor=[1,1,1,1]),null==n.roughnessFactor&&(n.roughnessFactor=0),null==n.metallicFactor&&(n.metallicFactor=0);const{baseColorTexture:r,metallicRoughnessTexture:s}=n,a=new Set,o=new Set;for(const t of i)null!=r&&null!=t.map&&a.add(t.map),null!=s&&null!=t.metalnessMap&&o.add(t.metalnessMap);a.size>0&&(this[pg]=new hg(t,e,r,a)),o.size>0&&(this[gg]=new hg(t,e,s,o))}get[(ug=pg,dg=gg,Ag)](){return this[zp]}get baseColorFactor(){return this[Vp].baseColorFactor}get metallicFactor(){return this[Vp].metallicFactor}get roughnessFactor(){return this[Vp].roughnessFactor}get baseColorTexture(){return this[pg]}get metallicRoughnessTexture(){return this[gg]}setBaseColorFactor(t){for(const e of this[Ag])e.color.fromArray(t),e.opacity=t[3];this[Vp].baseColorFactor=t,this[Wp]()}setMetallicFactor(t){for(const e of this[Ag])e.metalness=t;this[Vp].metallicFactor=t,this[Wp]()}setRoughnessFactor(t){for(const e of this[Ag])e.roughness=t;this[Vp].roughnessFactor=t,this[Wp]()}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */var fg,vg,yg;const Eg=Symbol("pbrMetallicRoughness"),xg=Symbol("normalTexture"),wg=Symbol("occlusionTexture"),bg=Symbol("emissiveTexture");class _g extends qp{constructor(t,e,n,i){if(super(t,n,i),this[fg]=null,this[vg]=null,this[yg]=null,null==i)return;null==n.pbrMetallicRoughness&&(n.pbrMetallicRoughness={}),this[Eg]=new mg(t,e,n.pbrMetallicRoughness,i);const{normalTexture:r,occlusionTexture:s,emissiveTexture:a}=n,o=new Set,l=new Set,c=new Set;for(const t of i){const{normalMap:e,aoMap:n,emissiveMap:i}=t;null!=r&&null!=e&&o.add(e),null!=s&&null!=n&&l.add(n),null!=a&&null!=i&&c.add(i)}o.size>0&&(this[xg]=new hg(t,e,r,o)),l.size>0&&(this[wg]=new hg(t,e,s,l)),c.size>0&&(this[bg]=new hg(t,e,a,c))}get name(){return this[Vp].name||""}get pbrMetallicRoughness(){return this[Eg]}get normalTexture(){return this[xg]}get occlusionTexture(){return this[wg]}get emissiveTexture(){return this[bg]}get emissiveFactor(){return this[Vp].emissiveFactor}setEmissiveFactor(t){for(const e of this[zp])e.emissive.fromArray(t);this[Vp].emissiveFactor=t,this[Wp]()}}
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Ig;fg=xg,vg=wg,yg=bg;const Cg=Symbol("materials");class Mg{constructor(t,e=(()=>{})){this[Ig]=[];const{gltf:n,gltfElementMap:i}=t;n.materials.forEach((t=>{this[Cg].push(new _g(e,n,t,i.get(t)))}))}get materials(){return this[Cg]}}Ig=Cg;
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Sg=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Bg=Symbol("currentGLTF"),Tg=Symbol("model"),Lg=Symbol("variants");
/* @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Rg=function(t,e,n,i){for(var r,s=arguments.length,a=s<3?e:null===i?i=Object.getOwnPropertyDescriptor(e,n):i,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,n,a):r(e,n))||a);return s>3&&a&&Object.defineProperty(e,n,a),a};const Dg=Math.PI/32,Qg={basis:[Kl(Ol(Dg,"rad"))],keywords:{auto:[null]}},Pg=Symbol("autoRotateStartTime"),Fg=Symbol("radiansPerSecond"),Ng=Symbol("syncRotationRate"),Ug=Symbol("onCameraChange"),Gg=(t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this[e]=new Map,this[n]=t=>{t.forEach((t=>{t instanceof MutationRecord&&"childList"!==t.type||(t.addedNodes.forEach((t=>{this[pu](t)})),t.removedNodes.forEach((t=>{this[gu](t)})),this[Jh]())}))},this[i]=new MutationObserver(this[du])}connectedCallback(){super.connectedCallback();for(let t=0;t<this.children.length;++t)this[pu](this.children[t]);const{ShadyDOM:t}=self;null==t?this[Au].observe(this,{childList:!0}):this[Au]=t.observeChildren(this,this[du])}disconnectedCallback(){super.disconnectedCallback();const{ShadyDOM:t}=self;null==t?this[Au].disconnect():t.unobserveChildren(this[Au])}updateHotspot(t){const e=this[uu].get(t.name);null!=e&&(e.updatePosition(t.position),e.updateNormal(t.normal),this[Jh]())}positionAndNormalFromPoint(t,e){const n=this[Yh],{width:i,height:r,target:s}=n;mu.set(t/i,e/r).multiplyScalar(2).subScalar(1),mu.y*=-1;const a=n.positionAndNormalFromPoint(mu);if(null==a)return null;fu.copy(s.matrixWorld).invert();const o=au(a.position.applyMatrix4(fu));vu.getNormalMatrix(fu);return{position:o,normal:au(a.normal.applyNormalMatrix(vu))}}[(e=uu,n=du,i=Au,pu)](t){if(!(t instanceof HTMLElement&&0===t.slot.indexOf("hotspot")))return;let e=this[uu].get(t.slot);null!=e?e.increment():(e=new tc({name:t.slot,position:t.dataset.position,normal:t.dataset.normal}),this[uu].set(t.slot,e),this[Yh].addHotspot(e)),this[Yh].isDirty=!0}[gu](t){if(!(t instanceof HTMLElement))return;const e=this[uu].get(t.slot);e&&(e.decrement()&&(this[Yh].removeHotspot(e),this[uu].delete(t.slot)),this[Yh].isDirty=!0)}}return r})((t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this[e]=void 0,this[n]=null,this[i]=[],this.variantName=void 0,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[Tg]}get availableVariants(){return this[Lg]}updated(t){if(super.updated(t),t.has("variantName")){const t=this[Lg],e=this[Bg],{variantName:n}=this,i=t.findIndex((t=>t===n));if(null==e||i<0)return;const r=()=>{this[Jh]()},s=e.correlatedSceneGraph.loadVariant(i,r),{gltf:a,gltfElementMap:o}=e.correlatedSceneGraph;for(const t of s){const e=a.materials[t];this[Tg].materials[t]=new _g(r,a,e,o.get(e))}}if(t.has("orientation")||t.has("scale")){const{modelContainer:t}=this[Yh],e=Hl(this.orientation)[0].terms,n=$l(e[0]).number,i=$l(e[1]).number,r=$l(e[2]).number;t.quaternion.setFromEuler(new Bt(i,r,n,"YXZ"));const s=Hl(this.scale)[0].terms;t.scale.set(s[0].number,s[1].number,s[2].number),this[Yh].updateBoundingBox(),this[Yh].updateShadow(),this[$h].arRenderer.onUpdateScene(),this[Jh]()}}[(e=Tg,n=Bg,i=Lg,Kh)](){super[Kh](),this[Lg]=[];const{currentGLTF:t}=this[Yh];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[Bg]&&(this[Tg]=new Mg(e,(()=>{this[Jh]()})));const{gltfExtensions:n}=t.userData;if(null!=n){const t=n.KHR_materials_variants;null!=t&&(this[Lg]=t.variants.map((t=>t.name)),this.requestUpdate("variantName"))}}this[Bg]=t,this.dispatchEvent(new CustomEvent("scene-graph-ready"))}async exportScene(t){const e=this[Yh];return new Promise((async n=>{const i={binary:!0,onlyVisible:!0,maxTextureSize:1/0,forcePowerOfTwoTextures:!1,includeCustomExtensions:!1,embedImages:!0};Object.assign(i,t),i.animations=e.animations,i.truncateDrawRange=!0;const r=e.shadow;let s=!1;null!=r&&(s=r.visible,r.visible=!1);(new dp).parse(e.modelContainer,(t=>n(new Blob([i.binary?t:JSON.stringify(t)],{type:i.binary?"application/octet-stream":"application/json"}))),i),null!=r&&(r.visible=s)}))}}return Sg([a({type:String,attribute:"variant-name"})],r.prototype,"variantName",void 0),Sg([a({type:String,attribute:"orientation"})],r.prototype,"orientation",void 0),Sg([a({type:String,attribute:"scale"})],r.prototype,"scale",void 0),r})((t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[e]=performance.now(),this[n]=0,this[i]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[Pg]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[Ug]),this[Pg]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[Ug]),this[Pg]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[Pg]=performance.now())}[(e=Pg,n=Fg,Ng)](t){this[Fg]=t[0]}[Xh](t,e){if(super[Xh](t,e),!this.autoRotate||!this[su]()||this[$h].isPresenting)return;const n=Math.min(e,t-this[Pg]-this.autoRotateDelay);n>0&&(this[Yh].yaw=this.turntableRotation+this[Fg]*n*.001)}get turntableRotation(){return this[Yh].yaw}resetTurntableRotation(t=0){this[Yh].yaw=t}}return i=Ug,Rg([a({type:Boolean,attribute:"auto-rotate"})],r.prototype,"autoRotate",void 0),Rg([a({type:Number,attribute:"auto-rotate-delay"})],r.prototype,"autoRotateDelay",void 0),Rg([_d({intrinsics:Qg,updateHandler:Ng}),a({type:String,attribute:"rotation-per-second"})],r.prototype,"rotationPerSecond",void 0),r})((t=>{var e,n,i;class r extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this[e]=null,this[n]=null,this[i]=t=>{t.element===this&&this[UA]()}}connectedCallback(){super.connectedCallback(),this[$h].loader.addEventListener("preload",this[kA])}disconnectedCallback(){super.disconnectedCallback(),this[$h].loader.removeEventListener("preload",this[kA])}updated(t){super.updated(t),t.has("shadowIntensity")&&(this[Yh].setShadowIntensity(.1*this.shadowIntensity),this[Jh]()),t.has("shadowSoftness")&&(this[Yh].setShadowSoftness(this.shadowSoftness),this[Jh]()),t.has("exposure")&&(this[Yh].exposure=this.exposure,this[Jh]()),(t.has("environmentImage")||t.has("skyboxImage"))&&this[iu]()&&this[UA]()}[(e=FA,n=GA,i=kA,Kh)](){super[Kh](),null!=this[FA]&&this[NA](this[FA])}async[UA](){const{skyboxImage:t,environmentImage:e}=this;null!=this[GA]&&(this[GA](),this[GA]=null);const{textureUtils:n}=this[$h];if(null!=n)try{const{environmentMap:i,skybox:r}=await new Promise((async(i,r)=>{const s=n.generateEnvironmentMapAndSkybox(vc(t),e,{progressTracker:this[tu]});this[GA]=()=>r(s),i(await s)})),s=i.texture;this[Yh].background=null!=r?r.userData.url===s.userData.url?s:r:null,this[NA](i.texture),this[Yh].dispatchEvent({type:"envmap-update"})}catch(t){if(t instanceof Error)throw this[NA](null),t}}[NA](t){this[FA]=t,this[Yh].environment=this[FA],this.dispatchEvent(new CustomEvent("environment-change")),this[Jh]()}}return PA([a({type:String,attribute:"environment-image"})],r.prototype,"environmentImage",void 0),PA([a({type:String,attribute:"skybox-image"})],r.prototype,"skyboxImage",void 0),PA([a({type:Number,attribute:"shadow-intensity"})],r.prototype,"shadowIntensity",void 0),PA([a({type:Number,attribute:"shadow-softness"})],r.prototype,"shadowSoftness",void 0),PA([a({type:Number})],r.prototype,"exposure",void 0),r})((t=>{var e,n,i,r,s,o,l,c,h,u,d,A,p,g,m,f,v;class y extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit="0deg 75deg 105%",this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPromptStyle=Yd,this.interactionPrompt=qd,this.interactionPolicy=Jd,this.orbitSensitivity=1,this.touchAction=Xd,this.disableZoom=!1,this.interpolationDecay=50,this.bounds="legacy",this[e]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector(".interaction-prompt > .animated-container"),this[i]=1/0,this[r]=0,this[s]=1/0,this[o]=!1,this[l]=!1,this[c]=new Fd(this[Yh].camera,this[qh]),this[h]=0,this[u]=new Aa,this[d]=!1,this[A]=!1,this[p]=!1,this[g]=()=>{const t=this[qh];isFinite(this[wA])||(this[wA]=performance.now());const e=this[Oh];t.getAttribute("aria-label")!==e&&t.setAttribute("aria-label",e),this.interactionPrompt!==jd||this[yA]||(this[vA]=!0)},this[m]=()=>{this.interactionPrompt===jd&&(this[vA]=!1,this[cA].classList.remove("visible"),this[EA]=1/0,this[wA]=1/0)},this[f]=({source:t})=>{this[dA](),this[Jh](),t===Qd&&(this[yA]=!0,this[uA]()),this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[v]=t=>{"pointer-change-start"===t.type?this[Wh].classList.add("pointer-tumbling"):this[Wh].classList.remove("pointer-tumbling")}}getCameraOrbit(){const{theta:t,phi:e,radius:n}=this[_A];return{theta:t,phi:e,radius:n,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return au(this[$h].isPresenting?this[$h].arRenderer.target:this[Yh].getTarget())}getFieldOfView(){return this[lA].getFieldOfView()}getMinimumFieldOfView(){return this[lA].options.minimumFieldOfView}getMaximumFieldOfView(){return this[lA].options.maximumFieldOfView}jumpCameraToGoal(){this[IA]=!0,this.requestUpdate(IA,!1)}resetInteractionPrompt(){this[xA]=0,this[EA]=1/0,this[yA]=!1,this[vA]=this.interactionPrompt===qd&&this.cameraControls}connectedCallback(){super.connectedCallback(),this[lA].addEventListener("change",this[mA]),this[lA].addEventListener("pointer-change-start",this[fA]),this[lA].addEventListener("pointer-change-end",this[fA])}disconnectedCallback(){super.disconnectedCallback(),this[lA].removeEventListener("change",this[mA]),this[lA].removeEventListener("pointer-change-start",this[fA]),this[lA].removeEventListener("pointer-change-end",this[fA])}updated(t){super.updated(t);const e=this[lA],n=this[qh];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===qd&&(this[vA]=!0),n.addEventListener("focus",this[gA]),n.addEventListener("blur",this[pA])):(n.removeEventListener("focus",this[gA]),n.removeEventListener("blur",this[pA]),e.disableInteraction(),this[uA]())),t.has("disableZoom")&&(e.disableZoom=this.disableZoom),t.has("bounds")&&(this[Yh].tightBounds="tight"===this.bounds),(t.has("interactionPrompt")||t.has("cameraControls")||t.has("src"))&&(this.interactionPrompt===qd&&this.cameraControls&&!this[yA]?this[vA]=!0:this[uA]()),t.has("interactionPromptStyle")&&this[cA].classList.toggle("wiggle",this.interactionPromptStyle===Yd),t.has("interactionPolicy")){const t=this.interactionPolicy;e.applyOptions({interactionPolicy:t})}if(t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t})}t.has("orbitSensitivity")&&(e.sensitivity=this.orbitSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),this[Yh].setTargetDamperDecayTime(this.interpolationDecay)),!0===this[IA]&&Promise.resolve().then((()=>{e.jumpToGoal(),this[Yh].jumpToGoal(),this[IA]=!1}))}async updateFraming(){const t=this[Yh],e=t.framedFieldOfView;await this.requestUpdate("cameraTarget"),t.updateFraming("tight"===this.bounds?t.getTarget():void 0),t.frameModel();const n=t.framedFieldOfView,i=this[lA].getFieldOfView()/e;this[bA]=n*i,this[MA]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),await this.requestUpdate("cameraOrbit")}[(e=cA,n=hA,i=wA,r=xA,s=EA,o=yA,l=vA,c=lA,h=bA,u=_A,d=IA,A=CA,p=MA,BA)](t){this[lA].setFieldOfView(180*t[0]/Math.PI)}[SA](t){if(this[MA]){const{theta:e,phi:n}=this.getCameraOrbit();t[0]=e,t[1]=n,this[MA]=!1}this[lA].setOrbit(t[0],t[1],t[2])}[LA](t){this[lA].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[RA](t){this[lA].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[AA](t[2]),this.jumpCameraToGoal()}[DA](t){this[lA].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[QA](t){this[lA].applyOptions({maximumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[TA](t){const[e,n,i]=t;this[Yh].setTarget(e,n,i),this[$h].arRenderer.updateTarget()}[Xh](t,e){if(super[Xh](t,e),this[$h].isPresenting||!this[su]())return;const n=performance.now();if(this[vA]){const t=this.interactionPrompt===qd?this[Hh]:this[wA];this.loaded&&n>t+this.interactionPromptThreshold&&(this[qh].setAttribute("aria-label","Use mouse, touch or arrow keys to control the camera!"),this[vA]=!1,this[EA]=n,this[cA].classList.add("visible"))}if(isFinite(this[EA])&&this.interactionPromptStyle===Yd){const t=this[Yh],e=(n-this[EA])/5e3%1,i=Od(e),r=Hd(e);if(this[hA].style.opacity=`${r}`,i!==this[xA]){const e=i*t.width*.05,n=(i-this[xA])*Math.PI/16;this[hA].style.transform=`translateX(${e}px)`,this[lA].adjustOrbit(n,0,0),this[xA]=i}}this[lA].update(t,e),this[Yh].updateTarget(e)}[uA](){this[vA]=!1,this[cA].classList.remove("visible"),this[EA]=1/0}[AA](t){const{idealCameraDistance:e}=this[Yh],n=2*Math.max(e,t);this[lA].updateNearFar(0,n)}[dA](){const{theta:t,phi:e}=this[_A],{theta:n,phi:i}=this[lA].getCameraSpherical(this[_A]),r=this.getRootNode();if(null!=r&&r.activeElement===this){const r=(4+Math.floor((t%oA+aA)/rA))%4,s=(4+Math.floor((n%oA+aA)/rA))%4,a=Math.floor(e/sA),o=Math.floor(i/sA);if(s!==r||o!==a){const t=`View from stage ${Wd[o]}${Vd[s]}`;this[qh].setAttribute("aria-label",t)}}}[Zh](t){const e=this[lA],n=this[Yh].framedFieldOfView;super[Zh](t);const i=this[Yh].framedFieldOfView,r=e.getFieldOfView()/n;this[bA]=i*r,e.updateAspect(this[Yh].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.jumpCameraToGoal()}[Kh](){super[Kh]();const{framedFieldOfView:t}=this[Yh];this[bA]=t,this[CA]?this[MA]=!0:this[CA]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}}return g=gA,m=pA,f=mA,v=fA,kd([a({type:Boolean,attribute:"camera-controls"})],y.prototype,"cameraControls",void 0),kd([_d({intrinsics:tA,observeEffects:!0,updateHandler:SA}),a({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],y.prototype,"cameraOrbit",void 0),kd([_d({intrinsics:iA,observeEffects:!0,updateHandler:TA}),a({type:String,attribute:"camera-target",hasChanged:()=>!0})],y.prototype,"cameraTarget",void 0),kd([_d({intrinsics:Kd,observeEffects:!0,updateHandler:BA}),a({type:String,attribute:"field-of-view",hasChanged:()=>!0})],y.prototype,"fieldOfView",void 0),kd([_d({intrinsics:eA,updateHandler:LA}),a({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],y.prototype,"minCameraOrbit",void 0),kd([_d({intrinsics:nA,updateHandler:RA}),a({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],y.prototype,"maxCameraOrbit",void 0),kd([_d({intrinsics:Zd,updateHandler:DA}),a({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],y.prototype,"minFieldOfView",void 0),kd([_d({intrinsics:$d,updateHandler:QA}),a({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],y.prototype,"maxFieldOfView",void 0),kd([a({type:Number,attribute:"interaction-prompt-threshold"})],y.prototype,"interactionPromptThreshold",void 0),kd([a({type:String,attribute:"interaction-prompt-style"})],y.prototype,"interactionPromptStyle",void 0),kd([a({type:String,attribute:"interaction-prompt"})],y.prototype,"interactionPrompt",void 0),kd([a({type:String,attribute:"interaction-policy"})],y.prototype,"interactionPolicy",void 0),kd([a({type:Number,attribute:"orbit-sensitivity"})],y.prototype,"orbitSensitivity",void 0),kd([a({type:String,attribute:"touch-action"})],y.prototype,"touchAction",void 0),kd([a({type:Boolean,attribute:"disable-zoom"})],y.prototype,"disableZoom",void 0),kd([a({type:Number,attribute:"interpolation-decay"})],y.prototype,"interpolationDecay",void 0),kd([a({type:String,attribute:"bounds"})],y.prototype,"bounds",void 0),y})((t=>{var e,n,i,r,s,o,l,c,h;class d extends t{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arPlacement="floor",this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this[e]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[i]=document.createElement("a"),this[r]=new Set,this[s]=Mu,this[o]=!1,this[l]=t=>{t.preventDefault(),this.activateAR()},this[c]=({status:t})=>{t!==Bc&&this[$h].arRenderer.presentedScene!==this[Yh]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})))},this[h]=t=>{"_apple_ar_quicklook_button_tapped"==t.data&&this.dispatchEvent(new CustomEvent("quick-look-button-tapped"))}}get canActivateAR(){return this[Du]!==Mu}connectedCallback(){super.connectedCallback(),this[$h].arRenderer.addEventListener("status",this[Uu]),this.setAttribute("ar-status",Bc),this[Pu].addEventListener("message",this[Gu])}disconnectedCallback(){super.disconnectedCallback(),this[$h].arRenderer.removeEventListener("status",this[Uu]),this[Pu].removeEventListener("message",this[Gu])}async update(t){super.update(t),t.has("arScale")&&(this[Yh].canScale="fixed"!==this.arScale),t.has("arPlacement")&&(this[Yh].setShadowIntensity(this[Yh].shadowIntensity),this[Jh]()),(t.has("ar")||t.has("arModes")||t.has("iosSrc"))&&(t.has("arModes")&&(this[Qu]=wu(this.arModes)),this[ku]())}async activateAR(){switch(this[Du]){case _u:this[Lu]();break;case Cu:await this[Bu]();break;case Iu:this[Tu]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(e=Ru,n=Su,i=Pu,r=Qu,s=Du,o=Fu,l=Nu,c=Uu,h=Gu,ku)](){if(this[Du]=Mu,this.ar){const t=[];this[Qu].forEach((e=>{t.push(e)}));for(const e of t){if("webxr"===e&&u&&!Eu&&await this[$h].arRenderer.supportsPresentation()){this[Du]=Cu;break}if("scene-viewer"===e&&f&&!xu){this[Du]=Iu;break}if("quick-look"===e&&this.iosSrc&&p){this[Du]=_u;break}}}if(this.canActivateAR)this[Su].classList.add("enabled"),this[Su].addEventListener("click",this[Nu]);else if(this[Su].classList.contains("enabled")){this[Su].removeEventListener("click",this[Nu]),this[Su].classList.remove("enabled");const t=Rc;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}}async[Bu](){console.log("Attempting to present in AR..."),this.loaded||(this[Fu]=!0,this[zh](),await((t,e,n=null)=>new Promise((i=>{t.addEventListener(e,(function r(s){n&&!n(s)||(i(s),t.removeEventListener(e,r))}))})))
/* @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */(this,"load"),this[Fu]=!1);try{this[Su].removeEventListener("click",this[Nu]);const{arRenderer:t}=this[$h];t.placeOnWall="wall"===this.arPlacement,await t.present(this[Yh])}catch(t){console.warn("Error while trying to present to AR"),console.error(t),await this[$h].arRenderer.stopPresenting(),Eu=!0,await this[ku](),this.activateAR()}finally{this[ku]()}}[iu](){return super[iu]()||this[Fu]}[Tu](){const t=self.location.toString(),e=new URL(t),n=new URL(this.src,t),i=new URLSearchParams(n.search);if(e.hash="#model-viewer-no-ar-fallback",i.set("mode","ar_only"),i.has("disable_occlusion")||i.set("disable_occlusion","true"),"fixed"===this.arScale&&i.set("resizable","false"),"wall"===this.arPlacement&&i.set("enable_vertical_placement","true"),i.has("sound")){const e=new URL(i.get("sound"),t);i.set("sound",e.toString())}if(i.has("link")){const e=new URL(i.get("link"),t);i.set("link",e.toString())}const r=`intent://arvr.google.com/scene-viewer/1.0?${i.toString()+"&file="+encodeURIComponent(n.toString())}#Intent;scheme=https;package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{"#model-viewer-no-ar-fallback"===self.location.hash&&(xu=!0,self.history.back(),this[ku]())}),{once:!0}),this[Pu].setAttribute("href",r),this[Pu].click()}[Lu](){const t=new URL(this.iosSrc,self.location.toString());"fixed"===this.arScale&&(t.hash&&(t.hash+="&"),t.hash+="allowsContentScaling=0");const e=this[Pu];e.setAttribute("rel","ar");const n=document.createElement("img");e.appendChild(n),e.setAttribute("href",t.toString()),e.click(),e.removeChild(n)}}return yu([a({type:Boolean,attribute:"ar"})],d.prototype,"ar",void 0),yu([a({type:String,attribute:"ar-scale"})],d.prototype,"arScale",void 0),yu([a({type:String,attribute:"ar-placement"})],d.prototype,"arPlacement",void 0),yu([a({type:String,attribute:"ar-modes"})],d.prototype,"arModes",void 0),yu([a({type:String,attribute:"ios-src"})],d.prototype,"iosSrc",void 0),d})((t=>{var e,n,i,r,s,o,l,c,h,u,d,A,p;class g extends t{constructor(...t){super(...t),this.poster=null,this.reveal=qA,this.loading=YA,this[e]=!1,this[n]=!1,this[i]=0,this[r]=null,this[s]=this.shadowRoot.querySelector(".slot.poster"),this[o]=this.shadowRoot.querySelector("#default-poster"),this[l]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[c]=this.shadowRoot.querySelector("#default-progress-bar > .mask"),this[h]=this[ep].getAttribute("aria-label"),this[u]=((t,e)=>{let n=null;const i=(...i)=>{null==n&&(t(...i),n=self.setTimeout((()=>n=null),e))};return i.flush=()=>{null!=n&&(self.clearTimeout(n),n=null)},i})((t=>{const e=this[ZA].parentNode;requestAnimationFrame((()=>{this[$A].style.opacity=""+.2*(1-t),this[ZA].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[ZA]),e.appendChild(this[ZA])),1===t?this[ZA].classList.add("hide"):this[ZA].classList.remove("hide")}))}),100),this[d]=()=>{this.reveal!==jA&&this.dismissPoster()},this[A]=t=>{if(this.reveal!==jA)switch(t.keyCode){case 32:case 13:this.dismissPoster()}},this[p]=t=>{const e=t.detail.totalProgress;this[ap]=Math.max(e,this[ap]),1===e&&(this[sp].flush(),!this[ru]()||null==this[np]&&this.reveal!==qA||this[ip]()),this[sp](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e}}))};const a=self.ModelViewerElement||{},g=a.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.3.6/";Rl.setDRACODecoderLocation(g);const m=a.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2020-12-21-ef70ddd/";Rl.setKTX2TranscoderLocation(m)}static set dracoDecoderLocation(t){Rl.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return Rl.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){Rl.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return Rl.getKTX2TranscoderLocation()}static mapURLs(t){hh.singleton.loader[Bl].manager.setURLModifier(t)}dismissPoster(){this[ru]()?this[ip]():(this[np]=XA,this[zh]())}showPoster(){const t=this[tp],e=this[ep];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden"),t.classList.add("show");const n=this.modelIsVisible;this[rp]=!1,this[kh](n),this[op]=!1}getDimensions(){return au(this[Yh].size)}connectedCallback(){super.connectedCallback(),this[tp].addEventListener("click",this[cp]),this[tp].addEventListener("keydown",this[hp]),this[tu].addEventListener("progress",this[up]),KA.registerInstance(this)}disconnectedCallback(){super.disconnectedCallback(),this[tp].removeEventListener("click",this[cp]),this[tp].removeEventListener("keydown",this[hp]),this[tu].removeEventListener("progress",this[up]),KA.unregisterInstance(this)}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[ep].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[ep].setAttribute("aria-label",`${this[Oh]}. ${this[lp]}`),(t.has("reveal")||t.has("loading"))&&this[zh]()}[(e=rp,n=op,i=ap,r=np,s=tp,o=ep,l=ZA,c=$A,h=lp,u=sp,d=cp,A=hp,p=up,iu)](){return!!this.src&&(null!=this[np]||this.loading===JA||this.reveal===qA&&this[Gh])}[ru](){const{src:t}=this;return!!t&&super[ru]()&&1===this[ap]}[ip](){this[np]=null;const t=this[tp],e=this[ep];if(t.classList.contains("show")){t.classList.remove("show");const n=this.modelIsVisible;this[rp]=!0,this[kh](n),t.addEventListener("transitionend",(()=>{requestAnimationFrame((()=>{this[op]=!0;const t=this.getRootNode();t&&t.activeElement===this&&this[qh].focus(),e.setAttribute("aria-hidden","true"),e.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}))}),{once:!0})}}[nu](){return super[nu]()&&this[rp]}[su](){return super[su]()&&this[op]}async[zh](){this[ap]=0,null!=this[Yh].currentGLTF&&null!=this.src&&this[iu]()||this.showPoster(),await super[zh]()}}return WA([a({type:String})],g.prototype,"poster",void 0),WA([a({type:String})],g.prototype,"reveal",void 0),WA([a({type:String})],g.prototype,"loading",void 0),g})((t=>{var e;class n extends t{constructor(){super(...arguments),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[e]=!0}get availableAnimations(){return this.loaded?this[Yh].animationNames:[]}get duration(){return this[Yh].duration}get paused(){return this[hu]}get currentTime(){return this[Yh].animationTime}set currentTime(t){this[Yh].animationTime=t,this[$h].threeRenderer.shadowMap.needsUpdate=!0,this[Jh]()}pause(){this[hu]||(this[hu]=!0,this[$h].threeRenderer.shadowMap.autoUpdate=!1,this.dispatchEvent(new CustomEvent("pause")))}play(){this[hu]&&this.availableAnimations.length>0&&(this[hu]=!1,this[$h].threeRenderer.shadowMap.autoUpdate=!0,this[Yh].hasActiveAnimation||this[cu](),this.dispatchEvent(new CustomEvent("play")))}[(e=hu,Kh)](){super[Kh](),this[hu]=!0,this.autoplay&&(this[cu](),this.play())}[Xh](t,e){super[Xh](t,e),!this[hu]&&this[su]()&&(this[Yh].updateAnimation(e/1e3),this[Jh]())}updated(t){super.updated(t),t.has("autoplay")&&this.autoplay&&this.play(),t.has("animationName")&&this[cu]()}async[zh](){return this[Yh].stopAnimation(),super[zh]()}[cu](){this[Yh].playAnimation(this.animationName,this.animationCrossfadeDuration/1e3),this[hu]&&(this[Yh].updateAnimation(0),this[Jh]())}}return lu([a({type:Boolean})],n.prototype,"autoplay",void 0),lu([a({type:String,attribute:"animation-name"})],n.prototype,"animationName",void 0),lu([a({type:Number,attribute:"animation-crossfade-duration"})],n.prototype,"animationCrossfadeDuration",void 0),n})((t=>{var e;const n=Symbol("endPolyfillCoordination");return e=n,class extends t{constructor(){super(...arguments),this[e]=null}connectedCallback(){super.connectedCallback&&super.connectedCallback(),null==this[n]&&(this[n]=(t=>{if(null==t.shadowRoot||t.hasAttribute("data-js-focus-visible"))return()=>{};if(!self.applyFocusVisiblePolyfill){const e=()=>{self.applyFocusVisiblePolyfill(t.shadowRoot)};return self.addEventListener("focus-visible-polyfill-ready",e,{once:!0}),()=>{self.removeEventListener("focus-visible-polyfill-ready",e)}}return self.applyFocusVisiblePolyfill(t.shadowRoot),()=>{}})(this))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),null!=this[n]&&(this[n](),this[n]=null)}}})(ou)))))))));customElements.define("model-viewer",Gg);export{Gg as ModelViewerElement};
//# sourceMappingURL=model-viewer.min.js.map