From 8b07a88309c2e6fb35f67876854281f004819963 Mon Sep 17 00:00:00 2001 From: MrPlatnum Date: Thu, 18 Sep 2025 09:29:41 +0200 Subject: [PATCH] improves placement logic and implements a feature to disable touch interaction in ar mode --- .../model-viewer/dist/model-viewer.min.js | 1083 +++++++++++++++++ packages/model-viewer/src/features/ar.ts | 22 +- .../src/three-components/ARRenderer.ts | 246 ++-- 3 files changed, 1224 insertions(+), 127 deletions(-) create mode 100644 packages/model-viewer/dist/model-viewer.min.js diff --git a/packages/model-viewer/dist/model-viewer.min.js b/packages/model-viewer/dist/model-viewer.min.js new file mode 100644 index 0000000..6cde3ca --- /dev/null +++ b/packages/model-viewer/dist/model-viewer.min.js @@ -0,0 +1,1083 @@ +/** + * @license + * Copyright 2019 Google LLC + * SPDX-License-Identifier: BSD-3-Clause + */ +const t=globalThis,e=t.ShadowRoot&&(void 0===t.ShadyCSS||t.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,i=Symbol(),n=new WeakMap;let s=class{constructor(t,e,n){if(this._$cssResult$=!0,n!==i)throw Error("CSSResult is not constructable. 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s[0]=r*A+a*f+o*y,s[3]=r*m+a*v+o*x,s[6]=r*g+a*b+o*_,s[1]=l*A+c*f+h*y,s[4]=l*m+c*v+h*x,s[7]=l*g+c*b+h*_,s[2]=u*A+d*f+p*y,s[5]=u*m+d*v+p*x,s[8]=u*g+d*b+p*_,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],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*r*c-e*a*l-i*s*c+i*a*o+n*s*l-n*r*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*r-a*l,u=a*o-c*s,d=l*s-r*o,p=e*h+i*u+n*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const A=1/p;return t[0]=h*A,t[1]=(n*l-c*i)*A,t[2]=(a*i-n*r)*A,t[3]=u*A,t[4]=(c*e-n*o)*A,t[5]=(n*s-a*e)*A,t[6]=d*A,t[7]=(i*o-l*e)*A,t[8]=(r*e-i*s)*A,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,i,n,s,r,a){const o=Math.cos(s),l=Math.sin(s);return this.set(i*o,i*l,-i*(o*r+l*a)+r+t,-n*l,n*o,-n*(-l*r+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(ti.makeScale(t,e)),this}rotate(t){return this.premultiply(ti.makeRotation(-t)),this}translate(t,e){return this.premultiply(ti.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const ti=new Ze;function ei(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function ii(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function ni(){const t=ii("canvas");return t.style.display="block",t}const si={};function ri(t){t in si||(si[t]=!0,console.warn(t))}const ai=(new Ze).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),oi=(new Ze).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function li(){const t={enabled:!0,workingColorSpace:Se,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===we&&(t.r=hi(t.r),t.g=hi(t.g),t.b=hi(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===we&&(t.r=ui(t.r),t.g=ui(t.g),t.b=ui(t.b)),t):t},fromWorkingColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===_e?Ce:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],n=[.3127,.329];return t.define({[Se]:{primaries:e,whitePoint:n,transfer:Ce,toXYZ:ai,fromXYZ:oi,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:Ee},outputColorSpaceConfig:{drawingBufferColorSpace:Ee}},[Ee]:{primaries:e,whitePoint:n,transfer:we,toXYZ:ai,fromXYZ:oi,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:Ee}}}),t}const ci=li();function hi(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function ui(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let di;class pi{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===di&&(di=ii("canvas")),di.width=t.width,di.height=t.height;const i=di.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),e=di}return e.toDataURL("image/png")}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=ii("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),s=n.data;for(let t=0;t0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==et)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case at:t.x=t.x-Math.floor(t.x);break;case ot:t.x=t.x<0?0:1;break;case lt: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 at:t.y=t.y-Math.floor(t.y);break;case ot:t.y=t.y<0?0:1;break;case lt: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++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}};vi.DEFAULT_IMAGE=null,vi.DEFAULT_MAPPING=et,vi.DEFAULT_ANISOTROPY=1;class bi{constructor(t=0,e=0,i=0,n=1){bi.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=n}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,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,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){return 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){return 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,i=this.y,n=this.z,s=this.w,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n+r[12]*s,this.y=r[1]*e+r[5]*i+r[9]*n+r[13]*s,this.z=r[2]*e+r[6]*i+r[10]*n+r[14]*s,this.w=r[3]*e+r[7]*i+r[11]*n+r[15]*s,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,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,i,n,s;const r=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],A=o[2],m=o[6],g=o[10];if(Math.abs(c-u)o&&t>f?tf?o=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const s=Math.sqrt(n),r=Math.atan2(s,e*i);t=Math.sin(t*r)/s,a=Math.sin(a*r)/s}const s=a*i;if(o=o*t+u*s,l=l*t+d*s,c=c*t+p*s,h=h*t+A*s,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,i,n,s,r){const a=i[n],o=i[n+1],l=i[n+2],c=i[n+3],h=s[r],u=s[r+1],d=s[r+2],p=s[r+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-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,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,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=!0){const i=t._x,n=t._y,s=t._z,r=t._order,a=Math.cos,o=Math.sin,l=a(i/2),c=a(n/2),h=a(s/2),u=o(i/2),d=o(n/2),p=o(s/2);switch(r){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+r)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],s=e[8],r=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=i+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(s-l)*t,this._z=(r-n)*t}else if(i>a&&i>h){const t=2*Math.sqrt(1+i-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(n+r)/t,this._z=(s+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-i-h);this._w=(s-l)/t,this._x=(n+r)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-i-a);this._w=(r-n)/t,this._x=(s+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return iMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(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=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(qe(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(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){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,s=t._z,r=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=i*c+r*a+n*l-s*o,this._y=n*c+r*o+s*a-i*l,this._z=s*c+r*l+i*o-n*a,this._w=r*c-i*a-n*o-s*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,s=this._z,r=this._w;let a=r*t._w+i*t._x+n*t._y+s*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=r,this._x=i,this._y=n,this._z=s,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*r+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*s+e*this._z,this.normalize(),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=r*h+this._w*u,this._x=i*h+this._x*u,this._y=n*h+this._y*u,this._z=s*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),n=Math.sqrt(1-i),s=Math.sqrt(i);return this.set(n*Math.sin(t),n*Math.cos(t),s*Math.sin(e),s*Math.cos(e))}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._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ci{constructor(t=0,e=0,i=0){Ci.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,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){return 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){return 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){return 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 this.applyQuaternion(Ii.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Ii.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[3]*i+s[6]*n,this.y=s[1]*e+s[4]*i+s[7]*n,this.z=s[2]*e+s[5]*i+s[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,s=t.elements,r=1/(s[3]*e+s[7]*i+s[11]*n+s[15]);return this.x=(s[0]*e+s[4]*i+s[8]*n+s[12])*r,this.y=(s[1]*e+s[5]*i+s[9]*n+s[13])*r,this.z=(s[2]*e+s[6]*i+s[10]*n+s[14])*r,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,s=t.x,r=t.y,a=t.z,o=t.w,l=2*(r*n-a*i),c=2*(a*e-s*n),h=2*(s*i-r*e);return this.x=e+o*l+r*h-a*c,this.y=i+o*c+a*l-s*h,this.z=n+o*h+s*c-r*l,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,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n,this.y=s[1]*e+s[5]*i+s[9]*n,this.z=s[2]*e+s[6]*i+s[10]*n,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=qe(this.x,t.x,e.x),this.y=qe(this.y,t.y,e.y),this.z=qe(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=qe(this.x,t,e),this.y=qe(this.y,t,e),this.z=qe(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(qe(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(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,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,s=t.z,r=e.x,a=e.y,o=e.z;return this.x=n*o-s*a,this.y=s*r-i*o,this.z=i*a-n*r,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return wi.copy(this).projectOnVector(t),this.sub(wi)}reflect(t){return this.sub(wi.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 i=this.dot(t)/e;return Math.acos(qe(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}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,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,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(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}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){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const wi=new Ci,Ii=new Si;class Mi{constructor(t=new Ci(1/0,1/0,1/0),e=new Ci(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=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 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,Bi),Bi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Oi),Qi.subVectors(this.max,Oi),Di.subVectors(t.a,Oi),Li.subVectors(t.b,Oi),Pi.subVectors(t.c,Oi),Ui.subVectors(Li,Di),Fi.subVectors(Pi,Li),Ni.subVectors(Di,Pi);let e=[0,-Ui.z,Ui.y,0,-Fi.z,Fi.y,0,-Ni.z,Ni.y,Ui.z,0,-Ui.x,Fi.z,0,-Fi.x,Ni.z,0,-Ni.x,-Ui.y,Ui.x,0,-Fi.y,Fi.x,0,-Ni.y,Ni.x,0];return!!Hi(e,Di,Li,Pi,Qi)&&(e=[1,0,0,0,1,0,0,0,1],!!Hi(e,Di,Li,Pi,Qi)&&(ki.crossVectors(Ui,Fi),e=[ki.x,ki.y,ki.z],Hi(e,Di,Li,Pi,Qi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Bi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(Bi).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()||(Ti[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Ti[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Ti[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Ti[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Ti[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Ti[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Ti[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Ti[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Ti)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const Ti=[new Ci,new Ci,new Ci,new Ci,new Ci,new Ci,new Ci,new Ci],Bi=new Ci,Ri=new Mi,Di=new Ci,Li=new Ci,Pi=new Ci,Ui=new Ci,Fi=new Ci,Ni=new Ci,Oi=new Ci,Qi=new Ci,ki=new Ci,Gi=new Ci;function Hi(t,e,i,n,s){for(let r=0,a=t.length-3;r<=a;r+=3){Gi.fromArray(t,r);const a=s.x*Math.abs(Gi.x)+s.y*Math.abs(Gi.y)+s.z*Math.abs(Gi.z),o=e.dot(Gi),l=i.dot(Gi),c=n.dot(Gi);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const zi=new Mi,Vi=new Ci,Wi=new Ci;class qi{constructor(t=new Ci,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):zi.setFromPoints(t).getCenter(i);let n=0;for(let e=0,s=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return 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){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Vi.subVectors(t,this.center);const e=Vi.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Vi,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Wi.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Vi.copy(t.center).add(Wi)),this.expandByPoint(Vi.copy(t.center).sub(Wi))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ji=new Ci,Xi=new Ci,Yi=new Ci,Ki=new Ci,Ji=new Ci,$i=new Ci,Zi=new Ci;class tn{constructor(t=new Ci,e=new Ci(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 e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,ji)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=ji.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ji.copy(this.origin).addScaledVector(this.direction,e),ji.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){Xi.copy(t).add(e).multiplyScalar(.5),Yi.copy(e).sub(t).normalize(),Ki.copy(this.origin).sub(Xi);const s=.5*t.distanceTo(e),r=-this.direction.dot(Yi),a=Ki.dot(this.direction),o=-Ki.dot(Yi),l=Ki.lengthSq(),c=Math.abs(1-r*r);let h,u,d,p;if(c>0)if(h=r*o-a,u=r*a-o,p=s*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+r*u+2*a)+u*(r*h+u+2*o)+l}else u=s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;else u=-s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-r*s+a)),u=h>0?-s:Math.min(Math.max(-s,-o),s),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-s,-o),s),d=u*(u+2*o)+l):(h=Math.max(0,-(r*s+a)),u=h>0?s:Math.min(Math.max(-s,-o),s),d=-h*h+u*(u+2*o)+l);else u=r>0?-s:s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,h),n&&n.copy(Xi).addScaledVector(Yi,u),d}intersectSphere(t,e){ji.subVectors(t.center,this.origin);const i=ji.dot(this.direction),n=ji.dot(ji)-i*i,s=t.radius*t.radius;if(n>s)return null;const r=Math.sqrt(s-n),a=i-r,o=i+r;return 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 i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,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 i,n,s,r,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),c>=0?(s=(t.min.y-u.y)*c,r=(t.max.y-u.y)*c):(s=(t.max.y-u.y)*c,r=(t.min.y-u.y)*c),i>r||s>n?null:((s>i||isNaN(i))&&(i=s),(r=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),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,ji)}intersectTriangle(t,e,i,n,s){Ji.subVectors(e,t),$i.subVectors(i,t),Zi.crossVectors(Ji,$i);let r,a=this.direction.dot(Zi);if(a>0){if(n)return null;r=1}else{if(!(a<0))return null;r=-1,a=-a}Ki.subVectors(this.origin,t);const o=r*this.direction.dot($i.crossVectors(Ki,$i));if(o<0)return null;const l=r*this.direction.dot(Ji.cross(Ki));if(l<0)return null;if(o+l>a)return null;const c=-r*Ki.dot(Zi);return c<0?null:this.at(c/a,s)}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 en{constructor(t,e,i,n,s,r,a,o,l,c,h,u,d,p,A,m){en.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,s,r,a,o,l,c,h,u,d,p,A,m)}set(t,e,i,n,s,r,a,o,l,c,h,u,d,p,A,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=s,g[5]=r,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=A,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new en).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[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,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/nn.setFromMatrixColumn(t,0).length(),s=1/nn.setFromMatrixColumn(t,1).length(),r=1/nn.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*s,e[5]=i[5]*s,e[6]=i[6]*s,e[7]=0,e[8]=i[8]*r,e[9]=i[9]*r,e[10]=i[10]*r,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,s=t.z,r=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),c=Math.cos(s),h=Math.sin(s);if("XYZ"===t.order){const t=r*c,i=r*h,n=a*c,s=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=i+n*l,e[5]=t-s*l,e[9]=-a*o,e[2]=s-t*l,e[6]=n+i*l,e[10]=r*o}else if("YXZ"===t.order){const t=o*c,i=o*h,n=l*c,s=l*h;e[0]=t+s*a,e[4]=n*a-i,e[8]=r*l,e[1]=r*h,e[5]=r*c,e[9]=-a,e[2]=i*a-n,e[6]=s+t*a,e[10]=r*o}else if("ZXY"===t.order){const t=o*c,i=o*h,n=l*c,s=l*h;e[0]=t-s*a,e[4]=-r*h,e[8]=n+i*a,e[1]=i+n*a,e[5]=r*c,e[9]=s-t*a,e[2]=-r*l,e[6]=a,e[10]=r*o}else if("ZYX"===t.order){const t=r*c,i=r*h,n=a*c,s=a*h;e[0]=o*c,e[4]=n*l-i,e[8]=t*l+s,e[1]=o*h,e[5]=s*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=r*o}else if("YZX"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*c,e[4]=s-t*h,e[8]=n*h+i,e[1]=h,e[5]=r*c,e[9]=-a*c,e[2]=-l*c,e[6]=i*h+n,e[10]=t-s*h}else if("XZY"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+s,e[5]=r*c,e[9]=i*h-n,e[2]=n*h-i,e[6]=a*c,e[10]=s*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(rn,t,an)}lookAt(t,e,i){const n=this.elements;return cn.subVectors(t,e),0===cn.lengthSq()&&(cn.z=1),cn.normalize(),on.crossVectors(i,cn),0===on.lengthSq()&&(1===Math.abs(i.z)?cn.x+=1e-4:cn.z+=1e-4,cn.normalize(),on.crossVectors(i,cn)),on.normalize(),ln.crossVectors(cn,on),n[0]=on.x,n[4]=ln.x,n[8]=cn.x,n[1]=on.y,n[5]=ln.y,n[9]=cn.y,n[2]=on.z,n[6]=ln.z,n[10]=cn.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,s=this.elements,r=i[0],a=i[4],o=i[8],l=i[12],c=i[1],h=i[5],u=i[9],d=i[13],p=i[2],A=i[6],m=i[10],g=i[14],f=i[3],v=i[7],b=i[11],y=i[15],x=n[0],_=n[4],E=n[8],S=n[12],C=n[1],w=n[5],I=n[9],M=n[13],T=n[2],B=n[6],R=n[10],D=n[14],L=n[3],P=n[7],U=n[11],F=n[15];return s[0]=r*x+a*C+o*T+l*L,s[4]=r*_+a*w+o*B+l*P,s[8]=r*E+a*I+o*R+l*U,s[12]=r*S+a*M+o*D+l*F,s[1]=c*x+h*C+u*T+d*L,s[5]=c*_+h*w+u*B+d*P,s[9]=c*E+h*I+u*R+d*U,s[13]=c*S+h*M+u*D+d*F,s[2]=p*x+A*C+m*T+g*L,s[6]=p*_+A*w+m*B+g*P,s[10]=p*E+A*I+m*R+g*U,s[14]=p*S+A*M+m*D+g*F,s[3]=f*x+v*C+b*T+y*L,s[7]=f*_+v*w+b*B+y*P,s[11]=f*E+v*I+b*R+y*U,s[15]=f*S+v*M+b*D+y*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],i=t[4],n=t[8],s=t[12],r=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]*(+s*o*h-n*l*h-s*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+s*r*u-n*r*d+n*l*c-s*o*c)+t[11]*(+e*l*h-e*a*d-s*r*h+i*r*d+s*a*c-i*l*c)+t[15]*(-n*a*c-e*o*h+e*a*u+n*r*h-i*r*u+i*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,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],A=t[13],m=t[14],g=t[15],f=h*m*l-A*u*l+A*o*d-a*m*d-h*o*g+a*u*g,v=p*u*l-c*m*l-p*o*d+r*m*d+c*o*g-r*u*g,b=c*A*l-p*h*l+p*a*d-r*A*d-c*a*g+r*h*g,y=p*h*o-c*A*o-p*a*u+r*A*u+c*a*m-r*h*m,x=e*f+i*v+n*b+s*y;if(0===x)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const _=1/x;return t[0]=f*_,t[1]=(A*u*s-h*m*s-A*n*d+i*m*d+h*n*g-i*u*g)*_,t[2]=(a*m*s-A*o*s+A*n*l-i*m*l-a*n*g+i*o*g)*_,t[3]=(h*o*s-a*u*s-h*n*l+i*u*l+a*n*d-i*o*d)*_,t[4]=v*_,t[5]=(c*m*s-p*u*s+p*n*d-e*m*d-c*n*g+e*u*g)*_,t[6]=(p*o*s-r*m*s-p*n*l+e*m*l+r*n*g-e*o*g)*_,t[7]=(r*u*s-c*o*s+c*n*l-e*u*l-r*n*d+e*o*d)*_,t[8]=b*_,t[9]=(p*h*s-c*A*s-p*i*d+e*A*d+c*i*g-e*h*g)*_,t[10]=(r*A*s-p*a*s+p*i*l-e*A*l-r*i*g+e*a*g)*_,t[11]=(c*a*s-r*h*s-c*i*l+e*h*l+r*i*d-e*a*d)*_,t[12]=y*_,t[13]=(c*A*n-p*h*n+p*i*u-e*A*u-c*i*m+e*h*m)*_,t[14]=(p*a*n-r*A*n-p*i*o+e*A*o+r*i*m-e*a*m)*_,t[15]=(r*h*n-c*a*n+c*i*o-e*h*o-r*i*u+e*a*u)*_,this}scale(t){const e=this.elements,i=t.x,n=t.y,s=t.z;return e[0]*=i,e[4]*=n,e[8]*=s,e[1]*=i,e[5]*=n,e[9]*=s,e[2]*=i,e[6]*=n,e[10]*=s,e[3]*=i,e[7]*=n,e[11]*=s,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),s=1-i,r=t.x,a=t.y,o=t.z,l=s*r,c=s*a;return this.set(l*r+i,l*a-n*o,l*o+n*a,0,l*a+n*o,c*a+i,c*o-n*r,0,l*o-n*a,c*o+n*r,s*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,s,r){return this.set(1,i,s,0,t,1,r,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,s=e._x,r=e._y,a=e._z,o=e._w,l=s+s,c=r+r,h=a+a,u=s*l,d=s*c,p=s*h,A=r*c,m=r*h,g=a*h,f=o*l,v=o*c,b=o*h,y=i.x,x=i.y,_=i.z;return n[0]=(1-(A+g))*y,n[1]=(d+b)*y,n[2]=(p-v)*y,n[3]=0,n[4]=(d-b)*x,n[5]=(1-(u+g))*x,n[6]=(m+f)*x,n[7]=0,n[8]=(p+v)*_,n[9]=(m-f)*_,n[10]=(1-(u+A))*_,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let s=nn.set(n[0],n[1],n[2]).length();const r=nn.set(n[4],n[5],n[6]).length(),a=nn.set(n[8],n[9],n[10]).length();this.determinant()<0&&(s=-s),t.x=n[12],t.y=n[13],t.z=n[14],sn.copy(this);const o=1/s,l=1/r,c=1/a;return sn.elements[0]*=o,sn.elements[1]*=o,sn.elements[2]*=o,sn.elements[4]*=l,sn.elements[5]*=l,sn.elements[6]*=l,sn.elements[8]*=c,sn.elements[9]*=c,sn.elements[10]*=c,e.setFromRotationMatrix(sn),i.x=s,i.y=r,i.z=a,this}makePerspective(t,e,i,n,s,r,a=2e3){const o=this.elements,l=2*s/(e-t),c=2*s/(i-n),h=(e+t)/(e-t),u=(i+n)/(i-n);let d,p;if(a===Oe)d=-(r+s)/(r-s),p=-2*r*s/(r-s);else{if(a!==Qe)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);d=-r/(r-s),p=-r*s/(r-s)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(t,e,i,n,s,r,a=2e3){const o=this.elements,l=1/(e-t),c=1/(i-n),h=1/(r-s),u=(e+t)*l,d=(i+n)*c;let p,A;if(a===Oe)p=(r+s)*h,A=-2*h;else{if(a!==Qe)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=s*h,A=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=A,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const nn=new Ci,sn=new en,rn=new Ci(0,0,0),an=new Ci(1,1,1),on=new Ci,ln=new Ci,cn=new Ci,hn=new en,un=new Si;class dn{constructor(t=0,e=0,i=0,n=dn.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}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,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,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=this._order,i=!0){const n=t.elements,s=n[0],r=n[4],a=n[8],o=n[1],l=n[5],c=n[9],h=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(qe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-r,s)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-qe(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,s),this._z=0);break;case"ZXY":this._x=Math.asin(qe(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-r,l)):(this._y=0,this._z=Math.atan2(o,s));break;case"ZYX":this._y=Math.asin(-qe(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,s)):(this._x=0,this._z=Math.atan2(-r,l));break;case"YZX":this._z=Math.asin(qe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,s)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-qe(r,-1,1)),Math.abs(r)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,s)):(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,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return hn.makeRotationFromQuaternion(t),this.setFromRotationMatrix(hn,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return un.setFromEuler(this),this.setFromQuaternion(un,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}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}dn.DEFAULT_ORDER="XYZ";class pn{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.visibility=this._visibility,n.active=this._active,n.bounds=this._bounds.map((t=>({boxInitialized:t.boxInitialized,boxMin:t.box.min.toArray(),boxMax:t.box.max.toArray(),sphereInitialized:t.sphereInitialized,sphereRadius:t.sphere.radius,sphereCenter:t.sphere.center.toArray()}))),n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.geometryCount=this._geometryCount,n.matricesTexture=this._matricesTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere={center:n.boundingSphere.center.toArray(),radius:n.boundingSphere.radius}),null!==this.boundingBox&&(n.boundingBox={min:n.boundingBox.min.toArray(),max:n.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=s(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),s.length>0&&(i.textures=s),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),c.length>0&&(i.animations=c),h.length>0&&(i.nodes=h)}return i.object=n,i;function r(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}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.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,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.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?n.multiplyScalar(1/Math.sqrt(s)):n.set(0,0,0)}static getBarycoord(t,e,i,n,s){Bn.subVectors(n,e),Rn.subVectors(i,e),Dn.subVectors(t,e);const r=Bn.dot(Bn),a=Bn.dot(Rn),o=Bn.dot(Dn),l=Rn.dot(Rn),c=Rn.dot(Dn),h=r*l-a*a;if(0===h)return s.set(0,0,0),null;const u=1/h,d=(l*o-a*c)*u,p=(r*c-a*o)*u;return s.set(1-d-p,p,d)}static containsPoint(t,e,i,n){return null!==this.getBarycoord(t,e,i,n,Ln)&&(Ln.x>=0&&Ln.y>=0&&Ln.x+Ln.y<=1)}static getInterpolation(t,e,i,n,s,r,a,o){return null===this.getBarycoord(t,e,i,n,Ln)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(s,Ln.x),o.addScaledVector(r,Ln.y),o.addScaledVector(a,Ln.z),o)}static getInterpolatedAttribute(t,e,i,n,s,r){return kn.setScalar(0),Gn.setScalar(0),Hn.setScalar(0),kn.fromBufferAttribute(t,e),Gn.fromBufferAttribute(t,i),Hn.fromBufferAttribute(t,n),r.setScalar(0),r.addScaledVector(kn,s.x),r.addScaledVector(Gn,s.y),r.addScaledVector(Hn,s.z),r}static isFrontFacing(t,e,i,n){return Bn.subVectors(i,e),Rn.subVectors(t,e),Bn.cross(Rn).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),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 Bn.subVectors(this.c,this.b),Rn.subVectors(this.a,this.b),.5*Bn.cross(Rn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return zn.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return zn.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,n,s){return zn.getInterpolation(t,this.a,this.b,this.c,e,i,n,s)}containsPoint(t){return zn.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return zn.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,s=this.c;let r,a;Pn.subVectors(n,i),Un.subVectors(s,i),Nn.subVectors(t,i);const o=Pn.dot(Nn),l=Un.dot(Nn);if(o<=0&&l<=0)return e.copy(i);On.subVectors(t,n);const c=Pn.dot(On),h=Un.dot(On);if(c>=0&&h<=c)return e.copy(n);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return r=o/(o-c),e.copy(i).addScaledVector(Pn,r);Qn.subVectors(t,s);const d=Pn.dot(Qn),p=Un.dot(Qn);if(p>=0&&d<=p)return e.copy(s);const A=d*l-o*p;if(A<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(i).addScaledVector(Un,a);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return Fn.subVectors(s,n),a=(h-c)/(h-c+(d-p)),e.copy(n).addScaledVector(Fn,a);const g=1/(m+A+u);return r=A*g,a=u*g,e.copy(i).addScaledVector(Pn,r).addScaledVector(Un,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const Vn={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},Wn={h:0,s:0,l:0},qn={h:0,s:0,l:0};function jn(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Xn{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=Ee){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,ci.toWorkingColorSpace(this,e),this}setRGB(t,e,i,n=ci.workingColorSpace){return this.r=t,this.g=e,this.b=i,ci.toWorkingColorSpace(this,n),this}setHSL(t,e,i,n=ci.workingColorSpace){if(t=je(t,1),e=qe(e,0,1),i=qe(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,s=2*i-n;this.r=jn(s,n,t+1/3),this.g=jn(s,n,t),this.b=jn(s,n,t-1/3)}return ci.toWorkingColorSpace(this,n),this}setStyle(t,e=Ee){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let s;const r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,e);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,e);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],s=i.length;if(3===s)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===s)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=Ee){const i=Vn[t.toLowerCase()];return void 0!==i?this.setHex(i,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}copySRGBToLinear(t){return this.r=hi(t.r),this.g=hi(t.g),this.b=hi(t.b),this}copyLinearToSRGB(t){return this.r=ui(t.r),this.g=ui(t.g),this.b=ui(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=Ee){return ci.fromWorkingColorSpace(Yn.copy(this),t),65536*Math.round(qe(255*Yn.r,0,255))+256*Math.round(qe(255*Yn.g,0,255))+Math.round(qe(255*Yn.b,0,255))}getHexString(t=Ee){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=ci.workingColorSpace){ci.fromWorkingColorSpace(Yn.copy(this),e);const i=Yn.r,n=Yn.g,s=Yn.b,r=Math.max(i,n,s),a=Math.min(i,n,s);let o,l;const c=(a+r)/2;if(a===r)o=0,l=0;else{const t=r-a;switch(l=c<=.5?t/(r+a):t/(2-r-a),r){case i:o=(n-s)/t+(n0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),this.blendEquation!==M&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ie&&(i.stencilFail=this.stencilFail),this.stencilZFail!==Ie&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==Ie&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=n(t.textures),s=n(t.images);e.length>0&&(i.textures=e),s.length>0&&(i.images=s)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,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.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,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 i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,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.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}};class $n extends Jn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Xn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new dn,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(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.envMapRotation.copy(t.envMapRotation),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.fog=t.fog,this}}const Zn=ts();function ts(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),s=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,s[t]=24,s[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,s[t]=-e-1,s[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,s[t]=13,s[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,s[t]=24,s[256|t]=24):(n[t]=31744,n[256|t]=64512,s[t]=13,s[256|t]=13)}const r=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,r[t]=e|i}for(let t=1024;t<2048;++t)r[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:s,mantissaTable:r,exponentTable:a,offsetTable:o}}class es{static toHalfFloat(t){return function(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=qe(t,-65504,65504),Zn.floatView[0]=t;const e=Zn.uint32View[0],i=e>>23&511;return Zn.baseTable[i]+((8388607&e)>>Zn.shiftTable[i])}(t)}static fromHalfFloat(t){return function(t){const e=t>>10;return Zn.uint32View[0]=Zn.mantissaTable[Zn.offsetTable[e]+(1023&t)]+Zn.exponentTable[e],Zn.floatView[0]}(t)}}const is=new Ci,ns=new $e;let ss=0;class rs{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:ss++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Fe,this.updateRanges=[],this.gpuType=xt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}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.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,s=this.itemSize;ne.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Mi);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.",this),void this.boundingBox.set(new Ci(-1/0,-1/0,-1/0),new Ci(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);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 i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let s=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],r=[];for(let e=0,n=i.length;e0&&(n[e]=r,s=!0)}s&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const r=this.groups;r.length>0&&(t.data.groups=JSON.parse(JSON.stringify(r)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new this.constructor).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 i=t.index;null!==i&&this.setIndex(i.clone(e));const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const s=t.morphAttributes;for(const t in s){const i=[],n=s[t];for(let t=0,s=n.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}fs.copy(s).invert(),vs.copy(t.ray).applyMatrix4(fs),null!==i.boundingBox&&!1===vs.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,vs)}}_computeIntersections(t,e,i){let n;const s=this.geometry,r=this.material,a=s.index,o=s.attributes.position,l=s.attributes.uv,c=s.attributes.uv1,h=s.attributes.normal,u=s.groups,d=s.drawRange;if(null!==a)if(Array.isArray(r))for(let s=0,o=u.length;si.far?null:{distance:c,point:Is.clone(),object:t}}(t,e,i,n,xs,_s,Es,ws);if(h){const t=new Ci;zn.getBarycoord(ws,xs,_s,Es,t),s&&(h.uv=zn.getInterpolatedAttribute(s,o,l,c,t,new $e)),r&&(h.uv1=zn.getInterpolatedAttribute(r,o,l,c,t,new $e)),a&&(h.normal=zn.getInterpolatedAttribute(a,o,l,c,t,new Ci),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Ci,materialIndex:0};zn.getNormal(xs,_s,Es,e.normal),h.face=e,h.barycoord=t}return h}class Bs extends gs{constructor(t=1,e=1,i=1,n=1,s=1,r=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:s,depthSegments:r};const a=this;n=Math.floor(n),s=Math.floor(s),r=Math.floor(r);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,i,n,s,r,p,A,m,g,f){const v=r/m,b=p/g,y=r/2,x=p/2,_=A/2,E=m+1,S=g+1;let C=0,w=0;const I=new Ci;for(let r=0;r0?1:-1,c.push(I.x,I.y,I.z),h.push(o/m),h.push(1-r/g),C+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Fs extends Tn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new en,this.projectionMatrix=new en,this.projectionMatrixInverse=new en,this.coordinateSystem=Oe}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}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)}}const Ns=new Ci,Os=new $e,Qs=new $e;class ks extends Fs{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,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*Ve*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*ze*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*Ve*Math.atan(Math.tan(.5*ze*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,i){Ns.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(Ns.x,Ns.y).multiplyScalar(-t/Ns.z),Ns.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Ns.x,Ns.y).multiplyScalar(-t/Ns.z)}getViewSize(t,e){return this.getViewBounds(t,Os,Qs),e.subVectors(Qs,Os)}setViewOffset(t,e,i,n,s,r){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=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*ze*this.fov)/this.zoom,i=2*e,n=this.aspect*i,s=-.5*n;const r=this.view;if(null!==this.view&&this.view.enabled){const t=r.fullWidth,a=r.fullHeight;s+=r.offsetX*n/t,e-=r.offsetY*i/a,n*=r.width/t,i*=r.height/a}const a=this.filmOffset;0!==a&&(s+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+n,e,e-i,t,this.far,this.coordinateSystem),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}}const Gs=-90;class Hs extends Tn{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new ks(Gs,1,t,e);n.layers=this.layers,this.add(n);const s=new ks(Gs,1,t,e);s.layers=this.layers,this.add(s);const r=new ks(Gs,1,t,e);r.layers=this.layers,this.add(r);const a=new ks(Gs,1,t,e);a.layers=this.layers,this.add(a);const o=new ks(Gs,1,t,e);o.layers=this.layers,this.add(o);const l=new ks(Gs,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,n,s,r,a,o]=e;for(const t of e)this.remove(t);if(t===Oe)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),r.up.set(0,0,1),r.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==Qe)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),r.up.set(0,0,-1),r.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[s,r,a,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const A=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,n),t.render(e,s),t.setRenderTarget(i,1,n),t.render(e,r),t.setRenderTarget(i,2,n),t.render(e,a),t.setRenderTarget(i,3,n),t.render(e,o),t.setRenderTarget(i,4,n),t.render(e,l),i.texture.generateMipmaps=A,t.setRenderTarget(i,5,n),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class zs extends vi{constructor(t,e,i,n,s,r,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:it,i,n,s,r,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Vs extends xi{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new zs(n,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:dt}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={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 \n\t\t\t\t\t#include \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 \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"},n=new Bs(5,5,5),s=new Us({name:"CubemapFromEquirect",uniforms:Rs(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});s.uniforms.tEquirect.value=e;const r=new Ms(n,s),a=e.minFilter;e.minFilter===At&&(e.minFilter=dt);return new Hs(1,10,this).update(t,r),e.minFilter=a,r.geometry.dispose(),r.material.dispose(),this}clear(t,e,i,n){const s=t.getRenderTarget();for(let s=0;s<6;s++)t.setRenderTarget(this,s),t.clear(e,i,n);t.setRenderTarget(s)}}class Ws extends Tn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const qs={type:"move"};class js{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Ws,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 Ws,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ci,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ci),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Ws,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ci,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ci),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}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const i of t.hand.values())this._getHandJoint(e,i)}return this.dispatchEvent({type:"connected",data: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,i){let n=null,s=null,r=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){r=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i),s=this._getHandJoint(l,n);null!==t&&(s.matrix.fromArray(t.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,s.jointRadius=t.radius),s.visible=null!==t}const n=l.joints["index-finger-tip"],s=l.joints["thumb-tip"],a=n.position.distanceTo(s.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&&(s=e.getPose(t.gripSpace,i),null!==s&&(o.matrix.fromArray(s.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,s.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(s.linearVelocity)):o.hasLinearVelocity=!1,s.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(s.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==s&&(n=s),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(qs)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==s),null!==l&&(l.visible=null!==r),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Ws;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}class Xs extends Tn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new dn,this.environmentIntensity=1,this.environmentRotation=new dn,this.overrideMaterial=null,"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()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class Ys{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=Fe,this.updateRanges=[],this.version=0,this.uuid=We()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}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,i){t*=this.stride,i*=e.stride;for(let n=0,s=this.stride;n1?null:e.copy(t.start).addScaledVector(i,s)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Sr.getNormalMatrix(t),n=this.coplanarPoint(_r).applyMatrix4(t),s=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(s),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)}}const wr=new qi,Ir=new Ci;class Mr{constructor(t=new Cr,e=new Cr,i=new Cr,n=new Cr,s=new Cr,r=new Cr){this.planes=[t,e,i,n,s,r]}set(t,e,i,n,s,r){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(s),a[5].copy(r),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3){const i=this.planes,n=t.elements,s=n[0],r=n[1],a=n[2],o=n[3],l=n[4],c=n[5],h=n[6],u=n[7],d=n[8],p=n[9],A=n[10],m=n[11],g=n[12],f=n[13],v=n[14],b=n[15];if(i[0].setComponents(o-s,u-l,m-d,b-g).normalize(),i[1].setComponents(o+s,u+l,m+d,b+g).normalize(),i[2].setComponents(o+r,u+c,m+p,b+f).normalize(),i[3].setComponents(o-r,u-c,m-p,b-f).normalize(),i[4].setComponents(o-a,u-h,m-A,b-v).normalize(),e===Oe)i[5].setComponents(o+a,u+h,m+A,b+v).normalize();else{if(e!==Qe)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);i[5].setComponents(a,h,A,v).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),wr.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),wr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(wr)}intersectsSprite(t){return wr.center.set(0,0,0),wr.radius=.7071067811865476,wr.applyMatrix4(t.matrixWorld),this.intersectsSphere(wr)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,Ir.y=n.normal.y>0?t.max.y:t.min.y,Ir.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Ir)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}class Tr extends Jn{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Xn(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Br=new Ci,Rr=new Ci,Dr=new en,Lr=new tn,Pr=new qi,Ur=new Ci,Fr=new Ci;class Nr extends Tn{constructor(t=new gs,e=new Tr){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[0];for(let t=1,n=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tn)return;Ur.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(Ur);return le.far?void 0:{distance:l,point:Fr.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Qr=new Ci,kr=new Ci;class Gr extends Nr{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,n=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts.far)return;r.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Kr extends vi{constructor(t,e,i,n,s,r,a,o,l){super(t,e,i,n,s,r,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==r?r:dt,this.magFilter=void 0!==s?s:dt,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class Jr extends vi{constructor(t,e,i,n,s,r,a,o,l,c,h,u){super(null,r,a,o,l,c,n,s,h,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class $r extends Jr{constructor(t,e,i,n,s,r){super(t,e,i,s,r),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=ot,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class Zr extends Jr{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,it),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class ta extends vi{constructor(t,e,i,n,s,r,a,o,l){super(t,e,i,n,s,r,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class ea extends vi{constructor(t,e,i,n,s,r,a,o,l,c=1026){if(c!==Mt&&c!==Tt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===i&&c===Mt&&(i=yt),void 0===i&&c===Tt&&(i=Ct),super(null,n,s,r,a,o,c,i,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==a?a:ct,this.minFilter=void 0!==o?o:ct,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new mi(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class ia{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(t,e){const i=this.getUtoTmapping(t);return this.getPoint(i,e)}getPoints(t=5){const e=[];for(let i=0;i<=t;i++)e.push(this.getPoint(i/t));return e}getSpacedPoints(t=5){const e=[];for(let i=0;i<=t;i++)e.push(this.getPointAt(i/t));return e}getLength(){const 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iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,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.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class 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super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function eo(t,e,i){return!t||!i&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function io(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function no(t,e,i){const n=t.length,s=new t.constructor(n);for(let r=0,a=0;a!==n;++r){const n=i[r]*e;for(let i=0;i!==e;++i)s[a++]=t[n+i]}return s}function so(t,e,i,n){let s=1,r=t[0];for(;void 0!==r&&void 0===r[n];)r=t[s++];if(void 0===r)return;let a=r[n];if(void 0!==a)if(Array.isArray(a))do{a=r[n],void 0!==a&&(e.push(r.time),i.push(...a)),r=t[s++]}while(void 0!==r);else if(void 0!==a.toArray)do{a=r[n],void 0!==a&&(e.push(r.time),a.toArray(i,i.length)),r=t[s++]}while(void 0!==r);else do{a=r[n],void 0!==a&&(e.push(r.time),i.push(a)),r=t[s++]}while(void 0!==r)}class ro{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],s=e[i-1];t:{e:{let r;i:{n:if(!(t=s)break t;{const a=e[1];t=s)break e}r=i,i=0}}for(;i>>1;te;)--r;if(++r,0!==s||r!==n){s>=r&&(r=Math.max(r,1),s=r-1);const t=this.getValueSize();this.times=i.slice(s,r),this.values=this.values.slice(s*t,r*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 i=this.times,n=this.values,s=i.length;0===s&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let r=null;for(let e=0;e!==s;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==r&&r>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,r),t=!1;break}r=n}if(void 0!==n&&(a=n,ArrayBuffer.isView(a)&&!(a instanceof DataView)))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}var a;return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===fe,s=t.length-1;let r=1;for(let a=1;a0){t[r]=t[s];for(let t=s*i,n=r*i,a=0;a!==i;++a)e[n+a]=e[t+a];++r}return r!==t.length?(this.times=t.slice(0,r),this.values=e.slice(0,r*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}co.prototype.TimeBufferType=Float32Array,co.prototype.ValueBufferType=Float32Array,co.prototype.DefaultInterpolation=ge;class ho extends co{constructor(t,e,i){super(t,e,i)}}ho.prototype.ValueTypeName="bool",ho.prototype.ValueBufferType=Array,ho.prototype.DefaultInterpolation=me,ho.prototype.InterpolantFactoryMethodLinear=void 0,ho.prototype.InterpolantFactoryMethodSmooth=void 0;class uo extends co{}uo.prototype.ValueTypeName="color";class po extends co{}po.prototype.ValueTypeName="number";class Ao extends ro{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)Si.slerpFlat(s,0,r,l-a,r,l,o);return s}}class mo extends co{InterpolantFactoryMethodLinear(t){return new Ao(this.times,this.values,this.getValueSize(),t)}}mo.prototype.ValueTypeName="quaternion",mo.prototype.InterpolantFactoryMethodSmooth=void 0;class go extends co{constructor(t,e,i){super(t,e,i)}}go.prototype.ValueTypeName="string",go.prototype.ValueBufferType=Array,go.prototype.DefaultInterpolation=me,go.prototype.InterpolantFactoryMethodLinear=void 0,go.prototype.InterpolantFactoryMethodSmooth=void 0;class fo extends co{}fo.prototype.ValueTypeName="vector";class vo{constructor(t="",e=-1,i=[],n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=We(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,s=i.length;t!==s;++t)e.push(bo(i[t]).scale(n));const s=new this(t.name,t.duration,e,t.blendMode);return s.uuid=t.uuid,s}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(co.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const s=e.length,r=[];for(let t=0;t1){const t=r[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const r=[];for(const t in n)r.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return r}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,s){if(0!==i.length){const r=[],a=[];so(i,r,a,n),0!==r.length&&s.push(new t(e,r,a))}},n=[],s=t.name||"default",r=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t{e&&e(s),this.manager.itemEnd(t)}),0),s;if(void 0!==So[t])return void So[t].push({onLoad:e,onProgress:i,onError:n});So[t]=[],So[t].push({onLoad:e,onProgress:i,onError:n});const r=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(r).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=So[t],n=e.body.getReader(),s=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),r=s?parseInt(s):0,a=0!==r;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:s})=>{if(n)t.close();else{o+=s.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:r});for(let t=0,e=i.length;t{t.error(e)}))}()}});return new Response(l)}throw new Co(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)})).then((t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(void 0===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{yo.add(t,e);const i=So[t];delete So[t];for(let t=0,n=i.length;t{const i=So[t];if(void 0===i)throw this.manager.itemError(t),e;delete So[t];for(let t=0,n=i.length;t{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class Io extends Eo{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const s=this,r=yo.get(t);if(void 0!==r)return s.manager.itemStart(t),setTimeout((function(){e&&e(r),s.manager.itemEnd(t)}),0),r;const a=ii("img");function o(){c(),yo.add(t,this),e&&e(this),s.manager.itemEnd(t)}function l(e){c(),n&&n(e),s.manager.itemError(t),s.manager.itemEnd(t)}function c(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(t),a.src=t,a}}class Mo extends Eo{constructor(t){super(t)}load(t,e,i,n){const s=this,r=new cr,a=new wo(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(s.withCredentials),a.load(t,(function(t){let i;try{i=s.parse(t)}catch(t){if(void 0===n)return void console.error(t);n(t)}void 0!==i.image?r.image=i.image:void 0!==i.data&&(r.image.width=i.width,r.image.height=i.height,r.image.data=i.data),r.wrapS=void 0!==i.wrapS?i.wrapS:ot,r.wrapT=void 0!==i.wrapT?i.wrapT:ot,r.magFilter=void 0!==i.magFilter?i.magFilter:dt,r.minFilter=void 0!==i.minFilter?i.minFilter:dt,r.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.colorSpace&&(r.colorSpace=i.colorSpace),void 0!==i.flipY&&(r.flipY=i.flipY),void 0!==i.format&&(r.format=i.format),void 0!==i.type&&(r.type=i.type),void 0!==i.mipmaps&&(r.mipmaps=i.mipmaps,r.minFilter=At),1===i.mipmapCount&&(r.minFilter=dt),void 0!==i.generateMipmaps&&(r.generateMipmaps=i.generateMipmaps),r.needsUpdate=!0,e&&e(r,i)}),i,n),r}}class To extends Eo{constructor(t){super(t)}load(t,e,i,n){const s=new vi,r=new Io(this.manager);return r.setCrossOrigin(this.crossOrigin),r.setPath(this.path),r.load(t,(function(t){s.image=t,s.needsUpdate=!0,void 0!==e&&e(s)}),i,n),s}}class Bo extends Tn{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Xn(t),this.intensity=e}dispose(){}copy(t,e){return super.copy(t,e),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()),void 0!==this.target&&(e.object.target=this.target.uuid),e}}const Ro=new en,Do=new Ci,Lo=new Ci;class Po{constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new $e(512,512),this.map=null,this.mapPass=null,this.matrix=new en,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Mr,this._frameExtents=new $e(1,1),this._viewportCount=1,this._viewports=[new bi(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,i=this.matrix;Do.setFromMatrixPosition(t.matrixWorld),e.position.copy(Do),Lo.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Lo),e.updateMatrixWorld(),Ro.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ro),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(Ro)}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.intensity=t.intensity,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 1!==this.intensity&&(t.intensity=this.intensity),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 Uo extends Po{constructor(){super(new ks(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,i=2*Ve*t.angle*this.focus,n=this.mapSize.width/this.mapSize.height,s=t.distance||e.far;i===e.fov&&n===e.aspect&&s===e.far||(e.fov=i,e.aspect=n,e.far=s,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class Fo extends Bo{constructor(t,e,i=0,n=Math.PI/3,s=0,r=2){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Tn.DEFAULT_UP),this.updateMatrix(),this.target=new Tn,this.distance=i,this.angle=n,this.penumbra=s,this.decay=r,this.map=null,this.shadow=new Uo}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),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}}const No=new en,Oo=new Ci,Qo=new Ci;class ko extends Po{constructor(){super(new ks(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new $e(4,2),this._viewportCount=6,this._viewports=[new bi(2,1,1,1),new bi(0,1,1,1),new bi(3,1,1,1),new bi(1,1,1,1),new bi(3,0,1,1),new bi(1,0,1,1)],this._cubeDirections=[new Ci(1,0,0),new Ci(-1,0,0),new Ci(0,0,1),new Ci(0,0,-1),new Ci(0,1,0),new Ci(0,-1,0)],this._cubeUps=[new Ci(0,1,0),new Ci(0,1,0),new Ci(0,1,0),new Ci(0,1,0),new Ci(0,0,1),new Ci(0,0,-1)]}updateMatrices(t,e=0){const i=this.camera,n=this.matrix,s=t.distance||i.far;s!==i.far&&(i.far=s,i.updateProjectionMatrix()),Oo.setFromMatrixPosition(t.matrixWorld),i.position.copy(Oo),Qo.copy(i.position),Qo.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(Qo),i.updateMatrixWorld(),n.makeTranslation(-Oo.x,-Oo.y,-Oo.z),No.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(No)}}class Go extends Bo{constructor(t,e,i=0,n=2){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new ko}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class Ho extends Fs{constructor(t=-1,e=1,i=1,n=-1,s=.1,r=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=i,this.bottom=n,this.near=s,this.far=r,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,i,n,s,r){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=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,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),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2;let s=i-t,r=i+t,a=n+e,o=n-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;s+=t*this.view.offsetX,r=s+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(s,r,a,o,this.near,this.far,this.coordinateSystem),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}}class zo extends Po{constructor(){super(new Ho(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Vo extends Bo{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Tn.DEFAULT_UP),this.updateMatrix(),this.target=new Tn,this.shadow=new zo}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class Wo{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new Ci)}set(t){for(let e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this}zero(){for(let t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this}getAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.282095),e.addScaledVector(r[1],.488603*n),e.addScaledVector(r[2],.488603*s),e.addScaledVector(r[3],.488603*i),e.addScaledVector(r[4],i*n*1.092548),e.addScaledVector(r[5],n*s*1.092548),e.addScaledVector(r[6],.315392*(3*s*s-1)),e.addScaledVector(r[7],i*s*1.092548),e.addScaledVector(r[8],.546274*(i*i-n*n)),e}getIrradianceAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.886227),e.addScaledVector(r[1],1.023328*n),e.addScaledVector(r[2],1.023328*s),e.addScaledVector(r[3],1.023328*i),e.addScaledVector(r[4],.858086*i*n),e.addScaledVector(r[5],.858086*n*s),e.addScaledVector(r[6],.743125*s*s-.247708),e.addScaledVector(r[7],.858086*i*s),e.addScaledVector(r[8],.429043*(i*i-n*n)),e}add(t){for(let e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this}addScaledSH(t,e){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(t.coefficients[i],e);return this}scale(t){for(let e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this}lerp(t,e){for(let i=0;i<9;i++)this.coefficients[i].lerp(t.coefficients[i],e);return this}equals(t){for(let e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(t,e+3*n);return this}toArray(t=[],e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(t,e+3*n);return t}static getBasisAt(t,e){const i=t.x,n=t.y,s=t.z;e[0]=.282095,e[1]=.488603*n,e[2]=.488603*s,e[3]=.488603*i,e[4]=1.092548*i*n,e[5]=1.092548*n*s,e[6]=.315392*(3*s*s-1),e[7]=1.092548*i*s,e[8]=.546274*(i*i-n*n)}}class qo extends Bo{constructor(t=new Wo,e=1){super(void 0,e),this.isLightProbe=!0,this.sh=t}copy(t){return super.copy(t),this.sh.copy(t.sh),this}fromJSON(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this}toJSON(t){const e=super.toJSON(t);return e.object.sh=this.sh.toArray(),e}}class jo{static decodeText(t){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,n=t.length;i{e&&e(i),s.manager.itemEnd(t)})).catch((t=>{n&&n(t)})):(setTimeout((function(){e&&e(r),s.manager.itemEnd(t)}),0),r);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader;const o=fetch(t,a).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(s.options,{colorSpaceConversion:"none"}))})).then((function(i){return yo.add(t,i),e&&e(i),s.manager.itemEnd(t),i})).catch((function(e){n&&n(e),yo.remove(t),s.manager.itemError(t),s.manager.itemEnd(t)}));yo.add(t,o),s.manager.itemStart(t)}}class Yo extends ks{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t,this.index=0}}class Ko{constructor(t,e,i){let n,s,r;switch(this.binding=t,this.valueSize=i,e){case"quaternion":n=this._slerp,s=this._slerpAdditive,r=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*i),this._workIndex=5;break;case"string":case"bool":n=this._select,s=this._select,r=this._setAdditiveIdentityOther,this.buffer=new Array(5*i);break;default:n=this._lerp,s=this._lerpAdditive,r=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*i)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=s,this._setIdentity=r,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(t,e){const i=this.buffer,n=this.valueSize,s=t*n+n;let r=this.cumulativeWeight;if(0===r){for(let t=0;t!==n;++t)i[s+t]=i[t];r=e}else{r+=e;const t=e/r;this._mixBufferRegion(i,s,0,t,n)}this.cumulativeWeight=r}accumulateAdditive(t){const e=this.buffer,i=this.valueSize,n=i*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,n,0,t,i),this.cumulativeWeightAdditive+=t}apply(t){const e=this.valueSize,i=this.buffer,n=t*e+e,s=this.cumulativeWeight,r=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const t=e*this._origIndex;this._mixBufferRegion(i,n,t,1-s,e)}r>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,s=e+e;t!==s;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,s=n;t!==s;++t)e[t]=e[n+t%i];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 i=t;i=.5)for(let n=0;n!==s;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){Si.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,s){const r=this._workIndex*s;Si.multiplyQuaternionsFlat(t,r,t,e,t,i),Si.slerpFlat(t,e,t,e,t,r,n)}_lerp(t,e,i,n,s){const r=1-n;for(let a=0;a!==s;++a){const s=e+a;t[s]=t[s]*r+t[i+a]*n}}_lerpAdditive(t,e,i,n,s){for(let r=0;r!==s;++r){const s=e+r;t[s]=t[s]+t[i+r]*n}}}const Jo="\\[\\]\\.:\\/",$o=new RegExp("["+Jo+"]","g"),Zo="[^"+Jo+"]",tl="[^"+Jo.replace("\\.","")+"]",el=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Zo)+/(WCOD+)?/.source.replace("WCOD",tl)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Zo)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Zo)+"$"),il=["material","materials","bones","map"];class nl{constructor(t,e,i){this.path=e,this.parsedPath=i||nl.parseTrackName(e),this.node=nl.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new nl.Composite(t,e,i):new nl(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace($o,"")}static parseTrackName(t){const e=el.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==il.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0){const t=this._interpolants,e=this._propertyBindings;if(2501===this.blendMode)for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(r),e[i].accumulateAdditive(a);else for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(r),e[i].accumulate(n,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,s=this._loopCount;const r=i===Ae;if(0===t)return-1===s||!r||1&~s?n:e-n;if(i===de){-1===s&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===s&&(t>=0?(s=0,this._setEndings(!0,0===this.repetitions,r)):this._setEndings(0===this.repetitions,!0,r)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,s+=Math.abs(i);const a=this.repetitions-s;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,r)}else this._setEndings(!1,!1,r);this._loopCount=s,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(r&&!(1&~s))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=be,n.endingEnd=be):(n.endingStart=t?this.zeroSlopeAtStart?be:ve:ye,n.endingEnd=e?this.zeroSlopeAtEnd?be:ve:ye)}_scheduleFading(t,e,i){const n=this._mixer,s=n.time;let r=this._weightInterpolant;null===r&&(r=n._lendControlInterpolant(),this._weightInterpolant=r);const a=r.parameterPositions,o=r.sampleValues;return a[0]=s,o[0]=e,a[1]=s+t,o[1]=i,this}}const rl=new Float32Array(1);class al extends ke{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const i=t._localRoot||this._root,n=t._clip.tracks,s=n.length,r=t._propertyBindings,a=t._interpolants,o=i.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==s;++t){const s=n[t],l=s.name;let h=c[l];if(void 0!==h)++h.referenceCount,r[t]=h;else{if(h=r[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const n=e&&e._propertyBindings[t].binding.parsedPath;h=new Ko(nl.create(i,l,n),s.ValueTypeName,s.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),r[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,n=this._actionsByClip[i];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}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=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,s=Math.sign(t),r=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(n,t,s,r)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(r);return this}setTime(t){this.time=0;for(let t=0;tt.start-e.start));let e=0;for(let t=1;t 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\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 ) || defined( USE_BATCHING_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 ) || defined( USE_BATCHING_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\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.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; }\nvec3 pow2( const in vec3 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 max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\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 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};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\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}\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}\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}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\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\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\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\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_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 ), cubeUV_m0, CUBEUV_MAX_MIP );\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_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 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, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( 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 sRGBTransferOETF( 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}",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, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\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 mat3 envMapRotation;\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 ) || defined( LAMBERT )\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 ) || defined( LAMBERT )\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:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\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\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\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 vFogDepth;\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 vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\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 vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\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}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\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 getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.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 getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.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 getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.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 vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",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;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).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_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_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}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * 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}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\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\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\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.roughness;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += 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:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\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\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\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\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\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 ], geometryNormal );\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, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\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\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\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, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).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( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#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",normal_pars_vertex:"#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",normal_vertex:"#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",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.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 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",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.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in 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( const in 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 depth, const in float near, const in float far ) {\n\treturn depth * ( 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 depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - 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_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\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, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#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 shadowIntensity;\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\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\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 shadowIntensity;\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 shadowIntensity, 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\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\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 mix( 1.0, shadow, shadowIntensity );\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 shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#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 shadowIntensity;\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\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\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 shadowIntensity;\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:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\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.shadowIntensity, 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.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ 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.shadowIntensity, 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\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\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, vSpecularMapUv );\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 saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( 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}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",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}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \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#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \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#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \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 \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include 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Pl=(1+Math.sqrt(5))/2,Ul=1/Pl,Fl=[new Ci(-Pl,Ul,0),new Ci(Pl,Ul,0),new Ci(-Ul,0,Pl),new Ci(Ul,0,Pl),new Ci(0,Pl,-Ul),new Ci(0,Pl,Ul),new Ci(-1,1,-1),new Ci(1,1,-1),new Ci(-1,1,1),new Ci(1,1,1)],Nl=new Ci;class Ol{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100,s={}){const{size:r=256,position:a=Nl}=s;Bl=this._renderer.getRenderTarget(),Rl=this._renderer.getActiveCubeFace(),Dl=this._renderer.getActiveMipmapLevel(),Ll=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(r);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(t,i,n,o,a),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Hl(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Gl(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;tt-4?o=wl[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(r-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,A=3,m=2,g=1,f=new Float32Array(A*p*d),v=new Float32Array(m*p*d),b=new Float32Array(g*p*d);for(let t=0;t2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];f.set(n,A*p*t),v.set(u,m*p*t);const s=[t,t,t,t,t,t];b.set(s,g*p*t)}const y=new gs;y.setAttribute("position",new rs(f,A)),y.setAttribute("uv",new rs(v,m)),y.setAttribute("faceIndex",new rs(b,g)),e.push(y),s>4&&s--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(Il),s=new Ci(0,1,0),r=new Us({name:"SphericalGaussianBlur",defines:{n:Il,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:zl(),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#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \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}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return r}(n,t,e)}return n}_compileMaterial(t){const e=new Ms(this._lodPlanes[0],t);this._renderer.compile(e,Ml)}_sceneToCubeUV(t,e,i,n,s){const r=new ks(90,1,e,i),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,c=l.autoClear,h=l.toneMapping;l.getClearColor(Tl),l.toneMapping=0,l.autoClear=!1;const u=new $n({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),d=new Ms(new Bs,u);let p=!1;const A=t.background;A?A.isColor&&(u.color.copy(A),t.background=null,p=!0):(u.color.copy(Tl),p=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(r.up.set(0,a[e],0),r.position.set(s.x,s.y,s.z),r.lookAt(s.x+o[e],s.y,s.z)):1===i?(r.up.set(0,0,a[e]),r.position.set(s.x,s.y,s.z),r.lookAt(s.x,s.y+o[e],s.z)):(r.up.set(0,a[e],0),r.position.set(s.x,s.y,s.z),r.lookAt(s.x,s.y,s.z+o[e]));const c=this._cubeSize;kl(n,i*c,e>2?c:0,c,c),l.setRenderTarget(n),p&&l.render(d,r),l.render(t,r)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=h,l.autoClear=c,t.background=A}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===it||t.mapping===nt;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=Hl()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Gl());const s=n?this._cubemapMaterial:this._equirectMaterial,r=new Ms(this._lodPlanes[0],s);s.uniforms.envMap.value=t;const a=this._cubeSize;kl(e,0,0,3*a,2*a),i.setRenderTarget(e),i.render(r,Ml)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;const n=this._lodPlanes.length;for(let e=1;eIl&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${A} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;tf-4?n-f+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,Ml)}}function Ql(t,e,i){const n=new xi(t,e,i);return n.texture.mapping=rt,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function kl(t,e,i,n,s){t.viewport.set(e,i,n,s),t.scissor.set(e,i,n,s)}function Gl(){return new Us({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:zl(),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\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Hl(){return new Us({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:zl(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function zl(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\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 Vl(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const s=e.get(i);void 0!==s&&(e.delete(i),s.dispose())}return{get:function(s){if(s&&s.isTexture){const r=s.mapping,a=r===st||304===r,o=r===it||r===nt;if(a||o){let r=e.get(s);const l=void 0!==r?r.texture.pmremVersion:0;if(s.isRenderTargetTexture&&s.pmremVersion!==l)return null===i&&(i=new Ol(t)),r=a?i.fromEquirectangular(s,r):i.fromCubemap(s,r),r.texture.pmremVersion=s.pmremVersion,e.set(s,r),r.texture;if(void 0!==r)return r.texture;{const l=s.image;return a&&l&&l.height>0||o&&l&&function(t){let e=0;const i=6;for(let n=0;ne.maxTextureSize&&(y=Math.ceil(b/e.maxTextureSize),b=e.maxTextureSize);const x=new Float32Array(b*y*4*h),_=new _i(x,b,y,h);_.type=xt,_.needsUpdate=!0;const E=4*v;for(let C=0;C0)return t;const s=e*i;let r=ic[s];if(void 0===r&&(r=new Float32Array(s),ic[s]=r),0!==e){n.toArray(r,0);for(let n=1,s=0;n!==e;++n)s+=i,t[n].toArray(r,s)}return r}function lc(t,e){if(t.length!==e.length)return!1;for(let i=0,n=t.length;i":" "} ${s}: ${i[t]}`)}return n.join("\n")}(t.getShaderSource(e),n)}return s}function ah(t,e){const i=function(t){ci._getMatrix(sh,ci.workingColorSpace,t);const e=`mat3( ${sh.elements.map((t=>t.toFixed(4)))} )`;switch(ci.getTransfer(t)){case Ce:return[e,"LinearTransferOETF"];case we:return[e,"sRGBTransferOETF"];default:return console.warn("THREE.WebGLProgram: Unsupported color space: ",t),[e,"LinearTransferOETF"]}}(e);return[`vec4 ${t}( vec4 value ) {`,`\treturn ${i[1]}( vec4( value.rgb * ${i[0]}, value.a ) );`,"}"].join("\n")}function oh(t,e){let i;switch(e){case 1:i="Linear";break;case 2:i="Reinhard";break;case 3:i="Cineon";break;case 4:i="ACESFilmic";break;case 6:i="AgX";break;case 7:i="Neutral";break;case 5:i="Custom";break;default:console.warn("THREE.WebGLProgram: Unsupported toneMapping:",e),i="Linear"}return"vec3 "+t+"( vec3 color ) { return "+i+"ToneMapping( color ); }"}const lh=new Ci;function ch(){ci.getLuminanceCoefficients(lh);return["float luminance( const in vec3 rgb ) {",`\tconst vec3 weights = vec3( ${lh.x.toFixed(4)}, ${lh.y.toFixed(4)}, ${lh.z.toFixed(4)} );`,"\treturn dot( weights, rgb );","}"].join("\n")}function hh(t){return""!==t}function uh(t,e){const i=e.numSpotLightShadows+e.numSpotLightMaps-e.numSpotLightShadowsWithMaps;return t.replace(/NUM_DIR_LIGHTS/g,e.numDirLights).replace(/NUM_SPOT_LIGHTS/g,e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g,e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g,i).replace(/NUM_RECT_AREA_LIGHTS/g,e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,e.numPointLights).replace(/NUM_HEMI_LIGHTS/g,e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,e.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g,e.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g,e.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g,e.numPointLightShadows)}function dh(t,e){return t.replace(/NUM_CLIPPING_PLANES/g,e.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,e.numClippingPlanes-e.numClipIntersection)}const ph=/^[ \t]*#include +<([\w\d./]+)>/gm;function Ah(t){return t.replace(ph,gh)}const mh=new Map;function gh(t,e){let i=Al[e];if(void 0===i){const t=mh.get(e);if(void 0===t)throw new Error("Can not resolve #include <"+e+">");i=Al[t],console.warn('THREE.WebGLRenderer: Shader 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Use "%s" instead.',e,t)}return Ah(i)}const fh=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function vh(t){return t.replace(fh,bh)}function bh(t,e,i,n){let s="";for(let t=parseInt(e);t0&&(g+="\n"),f=["#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,A].filter(hh).join("\n"),f.length>0&&(f+="\n")):(g=[yh(i),"#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,A,i.extensionClipCullDistance?"#define USE_CLIP_DISTANCE":"",i.batching?"#define USE_BATCHING":"",i.batchingColor?"#define USE_BATCHING_COLOR":"",i.instancing?"#define USE_INSTANCING":"",i.instancingColor?"#define USE_INSTANCING_COLOR":"",i.instancingMorph?"#define USE_INSTANCING_MORPH":"",i.useFog&&i.fog?"#define USE_FOG":"",i.useFog&&i.fogExp2?"#define FOG_EXP2":"",i.map?"#define USE_MAP":"",i.envMap?"#define USE_ENVMAP":"",i.envMap?"#define "+h:"",i.lightMap?"#define 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vt={shaderID:E,shaderType:r.type,shaderName:r.name,vertexShader:w,fragmentShader:I,defines:r.defines,customVertexShaderID:M,customFragmentShaderID:T,isRawShaderMaterial:!0===r.isRawShaderMaterial,glslVersion:r.glslVersion,precision:p,batching:P,batchingColor:P&&null!==f._colorsTexture,instancing:L,instancingColor:L&&null!==f.instanceColor,instancingMorph:L&&null!==f.morphTexture,supportsVertexTextures:d,outputColorSpace:null===R?t.outputColorSpace:!0===R.isXRRenderTarget?R.texture.colorSpace:Se,alphaToCoverage:!!r.alphaToCoverage,map:U,matcap:F,envMap:N,envMapMode:N&&x.mapping,envMapCubeUVHeight:_,aoMap:O,lightMap:Q,bumpMap:k,normalMap:G,displacementMap:d&&H,emissiveMap:z,normalMapObjectSpace:G&&1===r.normalMapType,normalMapTangentSpace:G&&0===r.normalMapType,metalnessMap:V,roughnessMap:W,anisotropy:q,anisotropyMap:$,clearcoat:j,clearcoatMap:Z,clearcoatNormalMap:tt,clearcoatRoughnessMap:et,dispersion:X,iridescence:Y,iridescenceMap:it,iridescenceThicknessMap:nt,sheen:K,sheenColorMap:st,sheenRoughnessMap:at,specularMap:ot,specularColorMap:lt,specularIntensityMap:ct,transmission:J,transmissionMap:ht,thicknessMap:ut,gradientMap:dt,opaque:!1===r.transparent&&1===r.blending&&!1===r.alphaToCoverage,alphaMap:pt,alphaTest:At,alphaHash:mt,combine:r.combine,mapUv:U&&m(r.map.channel),aoMapUv:O&&m(r.aoMap.channel),lightMapUv:Q&&m(r.lightMap.channel),bumpMapUv:k&&m(r.bumpMap.channel),normalMapUv:G&&m(r.normalMap.channel),displacementMapUv:H&&m(r.displacementMap.channel),emissiveMapUv:z&&m(r.emissiveMap.channel),metalnessMapUv:V&&m(r.metalnessMap.channel),roughnessMapUv:W&&m(r.roughnessMap.channel),anisotropyMapUv:$&&m(r.anisotropyMap.channel),clearcoatMapUv:Z&&m(r.clearcoatMap.channel),clearcoatNormalMapUv:tt&&m(r.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:et&&m(r.clearcoatRoughnessMap.channel),iridescenceMapUv:it&&m(r.iridescenceMap.channel),iridescenceThicknessMapUv:nt&&m(r.iridescenceThicknessMap.channel),sheenColorMapUv:st&&m(r.sheenColorMap.channel),sheenRoughnessMapUv:at&&m(r.sheenRoughnessMap.channel),specularMapUv:ot&&m(r.specularMap.channel),specularColorMapUv:lt&&m(r.specularColorMap.channel),specularIntensityMapUv:ct&&m(r.specularIntensityMap.channel),transmissionMapUv:ht&&m(r.transmissionMap.channel),thicknessMapUv:ut&&m(r.thicknessMap.channel),alphaMapUv:pt&&m(r.alphaMap.channel),vertexTangents:!!b.attributes.tangent&&(G||q),vertexColors:r.vertexColors,vertexAlphas:!0===r.vertexColors&&!!b.attributes.color&&4===b.attributes.color.itemSize,pointsUvs:!0===f.isPoints&&!!b.attributes.uv&&(U||pt),fog:!!v,useFog:!0===r.fog,fogExp2:!!v&&v.isFogExp2,flatShading:!0===r.flatShading,sizeAttenuation:!0===r.sizeAttenuation,logarithmicDepthBuffer:u,reverseDepthBuffer:D,skinning:!0===f.isSkinnedMesh,morphTargets:void 0!==b.morphAttributes.position,morphNormals:void 0!==b.morphAttributes.normal,morphColors:void 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e=A[t.type];let i;if(e){const t=gl[e];i=Ps.clone(t.uniforms)}else i=t.uniforms;return i},acquireProgram:function(e,i){let n;for(let t=0,e=h.length;t0?n.push(h):!0===a.transparent?s.push(h):i.push(h)},unshift:function(t,e,a,o,l,c){const h=r(t,e,a,o,l,c);a.transmission>0?n.unshift(h):!0===a.transparent?s.unshift(h):i.unshift(h)},finish:function(){for(let i=e,n=t.length;i1&&i.sort(t||Ih),n.length>1&&n.sort(e||Mh),s.length>1&&s.sort(e||Mh)}}}function Bh(){let t=new WeakMap;return{get:function(e,i){const n=t.get(e);let s;return void 0===n?(s=new Th,t.set(e,[s])):i>=n.length?(s=new Th,n.push(s)):s=n[i],s},dispose:function(){t=new WeakMap}}}function Rh(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let i;switch(e.type){case"DirectionalLight":i={direction:new Ci,color:new Xn};break;case"SpotLight":i={position:new Ci,direction:new Ci,color:new Xn,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new Ci,color:new 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t=0,b=s.length;t0&&(!0===t.has("OES_texture_float_linear")?(n.rectAreaLTC1=ml.LTC_FLOAT_1,n.rectAreaLTC2=ml.LTC_FLOAT_2):(n.rectAreaLTC1=ml.LTC_HALF_1,n.rectAreaLTC2=ml.LTC_HALF_2)),n.ambient[0]=r,n.ambient[1]=a,n.ambient[2]=o;const b=n.hash;b.directionalLength===l&&b.pointLength===c&&b.spotLength===h&&b.rectAreaLength===u&&b.hemiLength===d&&b.numDirectionalShadows===p&&b.numPointShadows===A&&b.numSpotShadows===m&&b.numSpotMaps===g&&b.numLightProbes===v||(n.directional.length=l,n.spot.length=h,n.rectArea.length=u,n.point.length=c,n.hemi.length=d,n.directionalShadow.length=p,n.directionalShadowMap.length=p,n.pointShadow.length=A,n.pointShadowMap.length=A,n.spotShadow.length=m,n.spotShadowMap.length=m,n.directionalShadowMatrix.length=p,n.pointShadowMatrix.length=A,n.spotLightMatrix.length=m+g-f,n.spotLightMap.length=g,n.numSpotLightShadowsWithMaps=f,n.numLightProbes=v,b.directionalLength=l,b.pointLength=c,b.spotLength=h,b.rectAreaLength=u,b.hemiLength=d,b.numDirectionalShadows=p,b.numPointShadows=A,b.numSpotShadows=m,b.numSpotMaps=g,b.numLightProbes=v,n.version=Dh++)},setupView:function(t,e){let i=0,o=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=s.length?(r=new Uh(t),s.push(r)):r=s[n],r},dispose:function(){e=new WeakMap}}}function Nh(t,e,i){let n=new Mr;const s=new $e,r=new $e,a=new bi,o=new Za({depthPacking:3201}),l=new to,c={},h=i.maxTextureSize,u={[C]:1,[w]:0,[I]:2},d=new Us({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new $e},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 \nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) 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xi(s.x,s.y)),d.uniforms.shadow_pass.value=i.map.texture,d.uniforms.resolution.value=i.mapSize,d.uniforms.radius.value=i.radius,t.setRenderTarget(i.mapPass),t.clear(),t.renderBufferDirect(n,null,r,d,m,null),p.uniforms.shadow_pass.value=i.mapPass.texture,p.uniforms.resolution.value=i.mapSize,p.uniforms.radius.value=i.radius,t.setRenderTarget(i.map),t.clear(),t.renderBufferDirect(n,null,r,p,m,null)}function b(e,i,n,s){let r=null;const a=!0===n.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(void 0!==a)r=a;else if(r=!0===n.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&Array.isArray(i.clippingPlanes)&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0||i.map&&i.alphaTest>0){const t=r.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let s=n[e];void 0===s&&(s=r.clone(),n[e]=s,i.addEventListener("dispose",x)),r=s}if(r.visible=i.visible,r.wireframe=i.wireframe,r.side=3===s?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],r.alphaMap=i.alphaMap,r.alphaTest=i.alphaTest,r.map=i.map,r.clipShadows=i.clipShadows,r.clippingPlanes=i.clippingPlanes,r.clipIntersection=i.clipIntersection,r.displacementMap=i.displacementMap,r.displacementScale=i.displacementScale,r.displacementBias=i.displacementBias,r.wireframeLinewidth=i.wireframeLinewidth,r.linewidth=i.linewidth,!0===n.isPointLight&&!0===r.isMeshDistanceMaterial){t.properties.get(r).light=n}return r}function y(i,s,r,a,o){if(!1===i.visible)return;if(i.layers.test(s.layers)&&(i.isMesh||i.isLine||i.isPoints)&&(i.castShadow||i.receiveShadow&&3===o)&&(!i.frustumCulled||n.intersectsObject(i))){i.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,i.matrixWorld);const n=e.update(i),l=i.material;if(Array.isArray(l)){const e=n.groups;for(let 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OES_texture_float_linear not supported on this device."),t.texParameteri(i,t.TEXTURE_WRAP_S,I[r.wrapS]),t.texParameteri(i,t.TEXTURE_WRAP_T,I[r.wrapT]),i!==t.TEXTURE_3D&&i!==t.TEXTURE_2D_ARRAY||t.texParameteri(i,t.TEXTURE_WRAP_R,I[r.wrapR]),t.texParameteri(i,t.TEXTURE_MAG_FILTER,M[r.magFilter]),t.texParameteri(i,t.TEXTURE_MIN_FILTER,M[r.minFilter]),r.compareFunction&&(t.texParameteri(i,t.TEXTURE_COMPARE_MODE,t.COMPARE_REF_TO_TEXTURE),t.texParameteri(i,t.TEXTURE_COMPARE_FUNC,T[r.compareFunction])),!0===e.has("EXT_texture_filter_anisotropic")){if(r.magFilter===ct)return;if(r.minFilter!==ut&&r.minFilter!==At)return;if(r.type===xt&&!1===e.has("OES_texture_float_linear"))return;if(r.anisotropy>1||n.get(r).__currentAnisotropy){const a=e.get("EXT_texture_filter_anisotropic");t.texParameterf(i,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(r.anisotropy,s.getMaxAnisotropy())),n.get(r).__currentAnisotropy=r.anisotropy}}}function R(e,i){let n=!1;void 0===e.__webglInit&&(e.__webglInit=!0,i.addEventListener("dispose",_));const s=i.source;let r=d.get(s);void 0===r&&(r={},d.set(s,r));const o=function(t){const e=[];return e.push(t.wrapS),e.push(t.wrapT),e.push(t.wrapR||0),e.push(t.magFilter),e.push(t.minFilter),e.push(t.anisotropy),e.push(t.internalFormat),e.push(t.format),e.push(t.type),e.push(t.generateMipmaps),e.push(t.premultiplyAlpha),e.push(t.flipY),e.push(t.unpackAlignment),e.push(t.colorSpace),e.join()}(i);if(o!==e.__cacheKey){void 0===r[o]&&(r[o]={texture:t.createTexture(),usedTimes:0},a.memory.textures++,n=!0),r[o].usedTimes++;const s=r[e.__cacheKey];void 0!==s&&(r[e.__cacheKey].usedTimes--,0===s.usedTimes&&S(i)),e.__cacheKey=o,e.__webglTexture=r[o].texture}return n}function D(e,a,o){let l=t.TEXTURE_2D;(a.isDataArrayTexture||a.isCompressedArrayTexture)&&(l=t.TEXTURE_2D_ARRAY),a.isData3DTexture&&(l=t.TEXTURE_3D);const c=R(e,a),h=a.source;i.bindTexture(l,e.__webglTexture,t.TEXTURE0+o);const u=n.get(h);if(h.version!==u.__version||!0===c){i.activeTexture(t.TEXTURE0+o);const e=ci.getPrimaries(ci.workingColorSpace),n=a.colorSpace===_e?null:ci.getPrimaries(a.colorSpace),d=a.colorSpace===_e||e===n?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,a.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,a.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,d);let p=m(a.image,!1,s.maxTextureSize);p=k(a,p);const A=r.convert(a.format,a.colorSpace),v=r.convert(a.type);let _,E=b(a.internalFormat,A,v,a.colorSpace,a.isVideoTexture);B(l,a);const S=a.mipmaps,C=!0!==a.isVideoTexture,w=void 0===u.__version||!0===c,I=h.dataReady,M=x(a,p);if(a.isDepthTexture)E=y(a.format===Tt,a.type),w&&(C?i.texStorage2D(t.TEXTURE_2D,1,E,p.width,p.height):i.texImage2D(t.TEXTURE_2D,0,E,p.width,p.height,0,A,v,null));else if(a.isDataTexture)if(S.length>0){C&&w&&i.texStorage2D(t.TEXTURE_2D,M,E,S[0].width,S[0].height);for(let e=0,n=S.length;e0){const n=ul(_.width,_.height,a.format,a.type);for(const s of a.layerUpdates){const r=_.data.subarray(s*n/_.data.BYTES_PER_ELEMENT,(s+1)*n/_.data.BYTES_PER_ELEMENT);i.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,s,_.width,_.height,1,A,r)}a.clearLayerUpdates()}else i.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,_.width,_.height,p.depth,A,_.data)}else i.compressedTexImage3D(t.TEXTURE_2D_ARRAY,e,E,_.width,_.height,p.depth,0,_.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else C?I&&i.texSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,_.width,_.height,p.depth,A,v,_.data):i.texImage3D(t.TEXTURE_2D_ARRAY,e,E,_.width,_.height,p.depth,0,A,v,_.data)}else{C&&w&&i.texStorage2D(t.TEXTURE_2D,M,E,S[0].width,S[0].height);for(let e=0,n=S.length;e0){const e=ul(p.width,p.height,a.format,a.type);for(const n of a.layerUpdates){const 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e=0,n=S.length;e>h),n=Math.max(1,s.height>>h);c===t.TEXTURE_3D||c===t.TEXTURE_2D_ARRAY?i.texImage3D(c,h,p,e,n,s.depth,0,u,d,null):i.texImage2D(c,h,p,e,n,0,u,d,null)}i.bindFramebuffer(t.FRAMEBUFFER,e),Q(s)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,l,c,m.__webglTexture,0,O(s)):(c===t.TEXTURE_2D||c>=t.TEXTURE_CUBE_MAP_POSITIVE_X&&c<=t.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&t.framebufferTexture2D(t.FRAMEBUFFER,l,c,m.__webglTexture,h),i.bindFramebuffer(t.FRAMEBUFFER,null)}function P(e,i,n){if(t.bindRenderbuffer(t.RENDERBUFFER,e),i.depthBuffer){const s=i.depthTexture,r=s&&s.isDepthTexture?s.type:null,a=y(i.stencilBuffer,r),l=i.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,c=O(i);Q(i)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,c,a,i.width,i.height):n?t.renderbufferStorageMultisample(t.RENDERBUFFER,c,a,i.width,i.height):t.renderbufferStorage(t.RENDERBUFFER,a,i.width,i.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,l,t.RENDERBUFFER,e)}else{const e=i.textures;for(let s=0;s{delete s.__boundDepthTexture,delete s.__depthDisposeCallback,t.removeEventListener("dispose",e)};t.addEventListener("dispose",e),s.__depthDisposeCallback=e}s.__boundDepthTexture=t}if(e.depthTexture&&!s.__autoAllocateDepthBuffer){if(r)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,s){if(s&&s.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(i.bindFramebuffer(t.FRAMEBUFFER,e),!s.depthTexture||!s.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const r=n.get(s.depthTexture);r.__renderTarget=s,r.__webglTexture&&s.depthTexture.image.width===s.width&&s.depthTexture.image.height===s.height||(s.depthTexture.image.width=s.width,s.depthTexture.image.height=s.height,s.depthTexture.needsUpdate=!0),w(s.depthTexture,0);const a=r.__webglTexture,l=O(s);if(s.depthTexture.format===Mt)Q(s)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,a,0,l):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,a,0);else{if(s.depthTexture.format!==Tt)throw new Error("Unknown depthTexture format");Q(s)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,a,0,l):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,a,0)}}(s.__webglFramebuffer,e)}else if(r){s.__webglDepthbuffer=[];for(let n=0;n<6;n++)if(i.bindFramebuffer(t.FRAMEBUFFER,s.__webglFramebuffer[n]),void 0===s.__webglDepthbuffer[n])s.__webglDepthbuffer[n]=t.createRenderbuffer(),P(s.__webglDepthbuffer[n],e,!1);else{const i=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,r=s.__webglDepthbuffer[n];t.bindRenderbuffer(t.RENDERBUFFER,r),t.framebufferRenderbuffer(t.FRAMEBUFFER,i,t.RENDERBUFFER,r)}}else 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HTMLImageElement&&t instanceof HTMLImageElement?(c.width=t.naturalWidth||t.width,c.height=t.naturalHeight||t.height):"undefined"!=typeof VideoFrame&&t instanceof VideoFrame?(c.width=t.displayWidth,c.height=t.displayHeight):(c.width=t.width,c.height=t.height),c}this.allocateTextureUnit=function(){const t=C;return t>=s.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+s.maxTextures),C+=1,t},this.resetTextureUnits=function(){C=0},this.setTexture2D=w,this.setTexture2DArray=function(e,s){const r=n.get(e);e.version>0&&r.__version!==e.version?D(r,e,s):i.bindTexture(t.TEXTURE_2D_ARRAY,r.__webglTexture,t.TEXTURE0+s)},this.setTexture3D=function(e,s){const r=n.get(e);e.version>0&&r.__version!==e.version?D(r,e,s):i.bindTexture(t.TEXTURE_3D,r.__webglTexture,t.TEXTURE0+s)},this.setTextureCube=function(e,a){const o=n.get(e);e.version>0&&o.__version!==e.version?function(e,a,o){if(6!==a.image.length)return;const l=R(e,a),c=a.source;i.bindTexture(t.TEXTURE_CUBE_MAP,e.__webglTexture,t.TEXTURE0+o);const h=n.get(c);if(c.version!==h.__version||!0===l){i.activeTexture(t.TEXTURE0+o);const e=ci.getPrimaries(ci.workingColorSpace),n=a.colorSpace===_e?null:ci.getPrimaries(a.colorSpace),u=a.colorSpace===_e||e===n?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,a.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,a.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,u);const d=a.isCompressedTexture||a.image[0].isCompressedTexture,p=a.image[0]&&a.image[0].isDataTexture,A=[];for(let t=0;t<6;t++)A[t]=d||p?p?a.image[t].image:a.image[t]:m(a.image[t],!0,s.maxCubemapSize),A[t]=k(a,A[t]);const v=A[0],y=r.convert(a.format,a.colorSpace),_=r.convert(a.type),E=b(a.internalFormat,y,_,a.colorSpace),S=!0!==a.isVideoTexture,C=void 0===h.__version||!0===l,w=c.dataReady;let I,M=x(a,v);if(B(t.TEXTURE_CUBE_MAP,a),d){S&&C&&i.texStorage2D(t.TEXTURE_CUBE_MAP,M,E,v.width,v.height);for(let e=0;e<6;e++){I=A[e].mipmaps;for(let n=0;n0&&M++;const e=G(A[0]);i.texStorage2D(t.TEXTURE_CUBE_MAP,M,E,e.width,e.height)}for(let e=0;e<6;e++)if(p){S?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,A[e].width,A[e].height,y,_,A[e].data):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,E,A[e].width,A[e].height,0,y,_,A[e].data);for(let n=0;n1;if(u||(void 0===l.__webglTexture&&(l.__webglTexture=t.createTexture()),l.__version=s.version,a.memory.textures++),h){o.__webglFramebuffer=[];for(let e=0;e<6;e++)if(s.mipmaps&&s.mipmaps.length>0){o.__webglFramebuffer[e]=[];for(let i=0;i0){o.__webglFramebuffer=[];for(let e=0;e0&&!1===Q(e)){o.__webglMultisampledFramebuffer=t.createFramebuffer(),o.__webglColorRenderbuffer=[],i.bindFramebuffer(t.FRAMEBUFFER,o.__webglMultisampledFramebuffer);for(let i=0;i0)for(let n=0;n0)for(let i=0;i0)if(!1===Q(e)){const s=e.textures,r=e.width,a=e.height;let o=t.COLOR_BUFFER_BIT;const c=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,h=n.get(e),u=s.length>1;if(u)for(let e=0;e= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new Ms(new Xa(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class zh extends ke{constructor(t,e){super();const i=this;let n=null,s=1,r=null,a="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,p=null;const A=new Hh,m=e.getContextAttributes();let g=null,f=null;const v=[],b=[],y=new $e;let x=null;const _=new ks;_.viewport=new bi;const E=new ks;E.viewport=new bi;const S=[_,E],C=new Yo;let w=null,I=null;function M(t){const e=b.indexOf(t.inputSource);if(-1===e)return;const i=v[e];void 0!==i&&(i.update(t.inputSource,t.frame,l||r),i.dispatchEvent({type:t.type,data:t.inputSource}))}function T(){n.removeEventListener("select",M),n.removeEventListener("selectstart",M),n.removeEventListener("selectend",M),n.removeEventListener("squeeze",M),n.removeEventListener("squeezestart",M),n.removeEventListener("squeezeend",M),n.removeEventListener("end",T),n.removeEventListener("inputsourceschange",B);for(let t=0;t=0&&(b[n]=null,v[n].disconnect(i))}for(let e=0;e=b.length){b.push(i),n=t;break}if(null===b[t]){b[t]=i,n=t;break}}if(-1===n)break}const s=v[n];s&&s.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=v[t];return void 0===e&&(e=new js,v[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=v[t];return void 0===e&&(e=new js,v[t]=e),e.getGripSpace()},this.getHand=function(t){let e=v[t];return void 0===e&&(e=new js,v[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){s=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){a=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||r},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return n},this.setSession=async function(c){if(n=c,null!==n){g=t.getRenderTarget(),n.addEventListener("select",M),n.addEventListener("selectstart",M),n.addEventListener("selectend",M),n.addEventListener("squeeze",M),n.addEventListener("squeezestart",M),n.addEventListener("squeezeend",M),n.addEventListener("end",T),n.addEventListener("inputsourceschange",B),!0!==m.xrCompatible&&await e.makeXRCompatible(),x=t.getPixelRatio(),t.getSize(y);if("undefined"!=typeof XRWebGLBinding&&"createProjectionLayer"in XRWebGLBinding.prototype){let i=null,r=null,a=null;m.depth&&(a=m.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,i=m.stencil?Tt:Mt,r=m.stencil?Ct:yt);const o={colorFormat:e.RGBA8,depthFormat:a,scaleFactor:s};h=new XRWebGLBinding(n,e),u=h.createProjectionLayer(o),n.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),f=new xi(u.textureWidth,u.textureHeight,{format:It,type:mt,depthTexture:new ea(u.textureWidth,u.textureHeight,r,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:m.stencil,colorSpace:t.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const i={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:s};d=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),f=new xi(d.framebufferWidth,d.framebufferHeight,{format:It,type:mt,colorSpace:t.outputColorSpace,stencilBuffer:m.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}f.isXRRenderTarget=!0,this.setFoveation(o),l=null,r=await n.requestReferenceSpace(a),U.setContext(n),U.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==n)return n.environmentBlendMode},this.getDepthTexture=function(){return A.getDepthTexture()};const R=new Ci,D=new Ci;function L(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===n)return;let e=t.near,i=t.far;null!==A.texture&&(A.depthNear>0&&(e=A.depthNear),A.depthFar>0&&(i=A.depthFar)),C.near=E.near=_.near=e,C.far=E.far=_.far=i,w===C.near&&I===C.far||(n.updateRenderState({depthNear:C.near,depthFar:C.far}),w=C.near,I=C.far),_.layers.mask=2|t.layers.mask,E.layers.mask=4|t.layers.mask,C.layers.mask=_.layers.mask|E.layers.mask;const s=t.parent,r=C.cameras;L(C,s);for(let t=0;t0&&(t.alphaTest.value=n.alphaTest);const s=e.get(n),r=s.envMap,a=s.envMapRotation;r&&(t.envMap.value=r,Vh.copy(a),Vh.x*=-1,Vh.y*=-1,Vh.z*=-1,r.isCubeTexture&&!1===r.isRenderTargetTexture&&(Vh.y*=-1,Vh.z*=-1),t.envMapRotation.value.setFromMatrix4(Wh.makeRotationFromEuler(Vh)),t.flipEnvMap.value=r.isCubeTexture&&!1===r.isRenderTargetTexture?-1:1,t.reflectivity.value=n.reflectivity,t.ior.value=n.ior,t.refractionRatio.value=n.refractionRatio),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity,i(n.lightMap,t.lightMapTransform)),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity,i(n.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,i){i.color.getRGB(e.fogColor.value,Ls(t)),i.isFog?(e.fogNear.value=i.near,e.fogFar.value=i.far):i.isFogExp2&&(e.fogDensity.value=i.density)},refreshMaterialUniforms:function(t,s,r,a,o){s.isMeshBasicMaterial||s.isMeshLambertMaterial?n(t,s):s.isMeshToonMaterial?(n(t,s),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,s)):s.isMeshPhongMaterial?(n(t,s),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,s)):s.isMeshStandardMaterial?(n(t,s),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,i(e.metalnessMap,t.metalnessMapTransform));t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,i(e.roughnessMap,t.roughnessMapTransform));e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,s),s.isMeshPhysicalMaterial&&function(t,e,n){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap,i(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,i(e.sheenRoughnessMap,t.sheenRoughnessMapTransform)));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,i(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,i(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,i(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate()));e.dispersion>0&&(t.dispersion.value=e.dispersion);e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap,i(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,i(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform)));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=n.texture,t.transmissionSamplerSize.value.set(n.width,n.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,i(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,i(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,i(e.anisotropyMap,t.anisotropyMapTransform)));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,i(e.specularColorMap,t.specularColorMapTransform));e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,i(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,s,o)):s.isMeshMatcapMaterial?(n(t,s),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,s)):s.isMeshDepthMaterial?n(t,s):s.isMeshDistanceMaterial?(n(t,s),function(t,i){const n=e.get(i).light;t.referencePosition.value.setFromMatrixPosition(n.matrixWorld),t.nearDistance.value=n.shadow.camera.near,t.farDistance.value=n.shadow.camera.far}(t,s)):s.isMeshNormalMaterial?n(t,s):s.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform))}(t,s),s.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,s)):s.isPointsMaterial?function(t,e,n,s){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*s,e.map&&(t.map.value=e.map,i(e.map,t.uvTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,s,r,a):s.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,i(e.map,t.mapTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,s):s.isShadowMaterial?(t.color.value.copy(s.color),t.opacity.value=s.opacity):s.isShaderMaterial&&(s.uniformsNeedUpdate=!1)}}}function jh(t,e,i,n){let s={},r={},a=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,i,n){const s=t.value,r=e+"_"+i;if(void 0===n[r])return n[r]="number"==typeof s||"boolean"==typeof s?s:s.clone(),!0;{const t=n[r];if("number"==typeof s||"boolean"==typeof s){if(t!==s)return n[r]=s,!0}else if(!1===t.equals(s))return t.copy(s),!0}return!1}function c(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function h(e){const i=e.target;i.removeEventListener("dispose",h);const n=a.indexOf(i.__bindingPointIndex);a.splice(n,1),t.deleteBuffer(s[i.id]),delete s[i.id],delete r[i.id]}return{bind:function(t,e){const i=e.program;n.uniformBlockBinding(t,i)},update:function(i,u){let d=s[i.id];void 0===d&&(!function(t){const e=t.uniforms;let i=0;const n=16;for(let t=0,s=e.length;t0&&(i+=n-s);t.__size=i,t.__cache={}}(i),d=function(e){const i=function(){for(let t=0;t0),u=!!i.morphAttributes.position,d=!!i.morphAttributes.normal,p=!!i.morphAttributes.color;let A=0;n.toneMapped&&(null!==E&&!0!==E.isXRRenderTarget||(A=b.toneMapping));const m=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,f=void 0!==m?m.length:0,v=tt.get(n),y=g.state.lights;if(!0===G&&(!0===H||t!==w)){const e=t===w&&n.id===C;ut.setState(n,t,e)}let 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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 Pu=null!=navigator.xr&&null!=self.XRSession&&null!=navigator.xr.isSessionSupported,Uu=Pu&&null!=self.XRSession.prototype.requestHitTestSource,Fu=null!=self.ResizeObserver,Nu=null!=self.IntersectionObserver,Ou=Uu;(()=>{const t=navigator.userAgent||navigator.vendor||self.opera;let e=!1;(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(t)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(t.substr(0,4)))&&(e=!0)})();const Qu=/android/i.test(navigator.userAgent),ku=/iPad|iPhone|iPod/.test(navigator.userAgent)&&!self.MSStream||"MacIntel"===navigator.platform&&navigator.maxTouchPoints>1,Gu=/firefox/i.test(navigator.userAgent),Hu=/OculusBrowser/.test(navigator.userAgent),zu=Qu&&!Gu&&!Hu,Vu=Boolean(window.webkit&&window.webkit.messageHandlers),Wu=(()=>{if(ku){if(Vu)return Boolean(/CriOS\/|EdgiOS\/|FxiOS\/|GSA\/|DuckDuckGo\//.test(navigator.userAgent));{const t=document.createElement("a");return Boolean(t.relList&&t.relList.supports&&t.relList.supports("ar"))}}return!1})(),qu=t=>t&&"null"!==t?Xu(t):null,ju=()=>{if(Ou)return;const t=[];throw Pu||t.push("WebXR Device API"),Uu||t.push("WebXR Hit Test API"),new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`)},Xu=t=>new URL(t,window.location.toString()).toString(),Yu=(t,e)=>{let i=null;return(...n)=>{null!=i&&self.clearTimeout(i),i=self.setTimeout((()=>{i=null,t(...n)}),e)}},Ku=(t,e,i)=>Math.max(e,Math.min(i,t)),Ju=(()=>{const t=new RegExp("[?&]model-viewer-debug-mode(&|$)");return()=>self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(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 $u=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const Zu=Symbol("currentEnvironmentMap"),td=Symbol("currentBackground"),ed=Symbol("updateEnvironment"),id=Symbol("cancelEnvironmentUpdate"); +/* @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=Au` + +
+ + + +
+ + + +
+ +
+ + + ${Au` + + + + + + + + + + + +`} + + +
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r(t){for(var i=new Uint8Array(t.length),n=0;n96?s-97:s>64?s-39:s+4}var r=0;for(n=0;n0?function(t,e,i,n,s){for(var r=c[0],a=1;a{const e=t.draco,a=new e.Decoder;try{const t=function(t,e,n,s){const r=s.attributeIDs,a=s.attributeTypes;let o,l;const c=e.GetEncodedGeometryType(n);if(c===t.TRIANGULAR_MESH)o=new t.Mesh,l=e.DecodeArrayToMesh(n,n.byteLength,o);else{if(c!==t.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new t.PointCloud,l=e.DecodeArrayToPointCloud(n,n.byteLength,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const h={index:null,attributes:[]};for(const n in r){const l=self[a[n]];let c,u;if(s.useUniqueIDs)u=r[n],c=e.GetAttributeByUniqueId(o,u);else{if(u=e.GetAttributeId(o,t[r[n]]),-1===u)continue;c=e.GetAttribute(o,u)}const d=i(t,e,o,n,l,c);"color"===n&&(d.vertexColorSpace=s.vertexColorSpace),h.attributes.push(d)}c===t.TRIANGULAR_MESH&&(h.index=function(t,e,i){const n=i.num_faces(),s=3*n,r=4*s,a=t._malloc(r);e.GetTrianglesUInt32Array(i,r,a);const o=new Uint32Array(t.HEAPF32.buffer,a,s).slice();return t._free(a),{array:o,itemSize:1}}(t,e,o));return t.destroy(o),h}(e,a,new Int8Array(n),r),o=t.attributes.map((t=>t.array.buffer));t.index&&o.push(t.index.array.buffer),self.postMessage({type:"decode",id:s.id,geometry:t},o)}catch(t){console.error(t),self.postMessage({type:"error",id:s.id,error:t.message})}finally{e.destroy(a)}}))}}}function od(t,e){if(0===e)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),t;if(2===e||1===e){let i=t.getIndex();if(null===i){const e=[],n=t.getAttribute("position");if(void 0===n)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),t;for(let t=0;t=2.0 are supported.")));const l=new sp(s,{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=0&&void 0===a[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}l.setExtensions(r),l.setPlugins(a),l.parse(i,n)}parseAsync(t,e){const i=this;return new Promise((function(n,s){i.parse(t,e,n,s)}))}}function cd(){let t={};return{get:function(e){return t[e]},add:function(e,i){t[e]=i},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const hd={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_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class ud{constructor(t){this.parser=t,this.name=hd.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const t=this.parser,e=this.parser.json.nodes||[];for(let i=0,n=e.length;i=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return e.loadTextureImage(t,s.source,r)}}class Cd{constructor(t){this.parser=t,this.name=hd.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,i=this.parser,n=i.json,s=n.textures[t];if(!s.extensions||!s.extensions[e])return null;const r=s.extensions[e],a=n.images[r.source];let o=i.textureLoader;if(a.uri){const t=i.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(s){if(s)return i.loadTextureImage(t,r.source,o);if(n.extensionsRequired&&n.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return i.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 wd{constructor(t){this.parser=t,this.name=hd.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(t){const e=this.name,i=this.parser,n=i.json,s=n.textures[t];if(!s.extensions||!s.extensions[e])return null;const r=s.extensions[e],a=n.images[r.source];let o=i.textureLoader;if(a.uri){const t=i.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(s){if(s)return i.loadTextureImage(t,r.source,o);if(n.extensionsRequired&&n.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return i.loadTexture(t)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(t){const e=new Image;e.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class Id{constructor(t){this.name=hd.EXT_MESHOPT_COMPRESSION,this.parser=t}loadBufferView(t){const e=this.parser.json,i=e.bufferViews[t];if(i.extensions&&i.extensions[this.name]){const t=i.extensions[this.name],n=this.parser.getDependency("buffer",t.buffer),s=this.parser.options.meshoptDecoder;if(!s||!s.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 n.then((function(e){const i=t.byteOffset||0,n=t.byteLength||0,r=t.count,a=t.byteStride,o=new Uint8Array(e,i,n);return s.decodeGltfBufferAsync?s.decodeGltfBufferAsync(r,a,o,t.mode,t.filter).then((function(t){return t.buffer})):s.ready.then((function(){const e=new ArrayBuffer(r*a);return s.decodeGltfBuffer(new Uint8Array(e),r,a,o,t.mode,t.filter),e}))}))}return null}}let Md=class{constructor(t){this.name=hd.EXT_MESH_GPU_INSTANCING,this.parser=t}createNodeMesh(t){const e=this.parser.json,i=e.nodes[t];if(!i.extensions||!i.extensions[this.name]||void 0===i.mesh)return null;const n=e.meshes[i.mesh];for(const t of n.primitives)if(t.mode!==Qd.TRIANGLES&&t.mode!==Qd.TRIANGLE_STRIP&&t.mode!==Qd.TRIANGLE_FAN&&void 0!==t.mode)return null;const s=i.extensions[this.name].attributes,r=[],a={};for(const t in s)r.push(this.parser.getDependency("accessor",s[t]).then((e=>(a[t]=e,a[t]))));return r.length<1?null:(r.push(this.parser.createNodeMesh(t)),Promise.all(r).then((t=>{const e=t.pop(),i=e.isGroup?e.children:[e],n=t[0].count,s=[];for(const t of i){const e=new en,i=new Ci,r=new Si,o=new Ci(1,1,1),l=new xr(t.geometry,t.material,n);for(let t=0;t-1,r=s?t.match(/Firefox\/([0-9]+)\./)[1]:-1}"undefined"==typeof createImageBitmap||i&&n<17||s&&r<98?this.textureLoader=new To(this.options.manager):this.textureLoader=new Xo(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new wo(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 i=this,n=this.json,s=this.extensions;this.cache.removeAll(),this.nodeCache={},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([i.getDependencies("scene"),i.getDependencies("animation"),i.getDependencies("camera")])})).then((function(e){const r={scene:e[0][n.scene||0],scenes:e[0],animations:e[1],cameras:e[2],asset:n.asset,parser:i,userData:{}};return Jd(s,r,n),$d(r,n),Promise.all(i._invokeAll((function(t){return t.afterRoot&&t.afterRoot(r)}))).then((function(){for(const t of r.scenes)t.updateMatrixWorld();t(r)}))})).catch(e)}_markDefs(){const t=this.json.nodes||[],e=this.json.skins||[],i=this.json.meshes||[];for(let i=0,n=e.length;i{const i=this.associations.get(t);null!=i&&this.associations.set(e,i);for(const[i,n]of t.children.entries())s(n,e.children[i])};return s(i,n),n.name+="_instance_"+t.uses[e]++,n}_invokeOne(t){const e=Object.values(this.plugins);e.push(this);for(let i=0;i=2&&p.setY(e,h[t*r+1]),r>=3&&p.setZ(e,h[t*r+2]),r>=4&&p.setW(e,h[t*r+3]),r>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}p.normalized=u}return p}))}loadTexture(t){const e=this.json,i=this.options,n=e.textures[t].source,s=e.images[n];let r=this.textureLoader;if(s.uri){const t=i.manager.getHandler(s.uri);null!==t&&(r=t)}return this.loadTextureImage(t,n,r)}loadTextureImage(t,e,i){const n=this,s=this.json,r=s.textures[t],a=s.images[e],o=(a.uri||a.bufferView)+":"+r.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(e,i).then((function(e){e.flipY=!1,e.name=r.name||a.name||"",""===e.name&&"string"==typeof a.uri&&!1===a.uri.startsWith("data:image/")&&(e.name=a.uri);const i=(s.samplers||{})[r.sampler]||{};return e.magFilter=Gd[i.magFilter]||dt,e.minFilter=Gd[i.minFilter]||At,e.wrapS=Hd[i.wrapS]||at,e.wrapT=Hd[i.wrapT]||at,e.generateMipmaps=!e.isCompressedTexture&&e.minFilter!==ct&&e.minFilter!==dt,n.associations.set(e,{textures:t}),e})).catch((function(){return null}));return this.textureCache[o]=l,l}loadImageSource(t,e){const i=this,n=this.json,s=this.options;if(void 0!==this.sourceCache[t])return this.sourceCache[t].then((t=>t.clone()));const r=n.images[t],a=self.URL||self.webkitURL;let o=r.uri||"",l=!1;if(void 0!==r.bufferView)o=i.getDependency("bufferView",r.bufferView).then((function(t){l=!0;const e=new Blob([t],{type:r.mimeType});return o=a.createObjectURL(e),o}));else if(void 0===r.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");const c=Promise.resolve(o).then((function(t){return new Promise((function(i,n){let r=i;!0===e.isImageBitmapLoader&&(r=function(t){const e=new vi(t);e.needsUpdate=!0,i(e)}),e.load(jo.resolveURL(t,s.path),r,void 0,n)}))})).then((function(t){var e;return!0===l&&a.revokeObjectURL(o),$d(t,r),t.userData.mimeType=r.mimeType||((e=r.uri).search(/\.jpe?g($|\?)/i)>0||0===e.search(/^data\:image\/jpeg/)?"image/jpeg":e.search(/\.webp($|\?)/i)>0||0===e.search(/^data\:image\/webp/)?"image/webp":e.search(/\.ktx2($|\?)/i)>0||0===e.search(/^data\:image\/ktx2/)?"image/ktx2":"image/png"),t})).catch((function(t){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),t}));return this.sourceCache[t]=c,c}assignTexture(t,e,i,n){const s=this;return this.getDependency("texture",i.index).then((function(r){if(!r)return null;if(void 0!==i.texCoord&&i.texCoord>0&&((r=r.clone()).channel=i.texCoord),s.extensions[hd.KHR_TEXTURE_TRANSFORM]){const t=void 0!==i.extensions?i.extensions[hd.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=s.associations.get(r);r=s.extensions[hd.KHR_TEXTURE_TRANSFORM].extendTexture(r,t),s.associations.set(r,e)}}return void 0!==n&&(r.colorSpace=n),t[e]=r,r}))}assignFinalMaterial(t){const e=t.geometry;let i=t.material;const n=void 0===e.attributes.tangent,s=void 0!==e.attributes.color,r=void 0===e.attributes.normal;if(t.isPoints){const t="PointsMaterial:"+i.uuid;let e=this.cache.get(t);e||(e=new zr,Jn.prototype.copy.call(e,i),e.color.copy(i.color),e.map=i.map,e.sizeAttenuation=!1,this.cache.add(t,e)),i=e}else if(t.isLine){const t="LineBasicMaterial:"+i.uuid;let e=this.cache.get(t);e||(e=new Tr,Jn.prototype.copy.call(e,i),e.color.copy(i.color),e.map=i.map,this.cache.add(t,e)),i=e}if(n||s||r){let t="ClonedMaterial:"+i.uuid+":";n&&(t+="derivative-tangents:"),s&&(t+="vertex-colors:"),r&&(t+="flat-shading:");let e=this.cache.get(t);e||(e=i.clone(),s&&(e.vertexColors=!0),r&&(e.flatShading=!0),n&&(e.normalScale&&(e.normalScale.y*=-1),e.clearcoatNormalScale&&(e.clearcoatNormalScale.y*=-1)),this.cache.add(t,e),this.associations.set(e,this.associations.get(i))),i=e}t.material=i}getMaterialType(){return Ja}loadMaterial(t){const e=this,i=this.json,n=this.extensions,s=i.materials[t];let r;const a={},o=[];if((s.extensions||{})[hd.KHR_MATERIALS_UNLIT]){const t=n[hd.KHR_MATERIALS_UNLIT];r=t.getMaterialType(),o.push(t.extendParams(a,s,e))}else{const i=s.pbrMetallicRoughness||{};if(a.color=new Xn(1,1,1),a.opacity=1,Array.isArray(i.baseColorFactor)){const t=i.baseColorFactor;a.color.setRGB(t[0],t[1],t[2],Se),a.opacity=t[3]}void 0!==i.baseColorTexture&&o.push(e.assignTexture(a,"map",i.baseColorTexture,Ee)),a.metalness=void 0!==i.metallicFactor?i.metallicFactor:1,a.roughness=void 0!==i.roughnessFactor?i.roughnessFactor:1,void 0!==i.metallicRoughnessTexture&&(o.push(e.assignTexture(a,"metalnessMap",i.metallicRoughnessTexture)),o.push(e.assignTexture(a,"roughnessMap",i.metallicRoughnessTexture))),r=this._invokeOne((function(e){return e.getMaterialType&&e.getMaterialType(t)})),o.push(Promise.all(this._invokeAll((function(e){return e.extendMaterialParams&&e.extendMaterialParams(t,a)}))))}!0===s.doubleSided&&(a.side=2);const l=s.alphaMode||jd;if(l===Yd?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===Xd&&(a.alphaTest=void 0!==s.alphaCutoff?s.alphaCutoff:.5)),void 0!==s.normalTexture&&r!==$n&&(o.push(e.assignTexture(a,"normalMap",s.normalTexture)),a.normalScale=new $e(1,1),void 0!==s.normalTexture.scale)){const t=s.normalTexture.scale;a.normalScale.set(t,t)}if(void 0!==s.occlusionTexture&&r!==$n&&(o.push(e.assignTexture(a,"aoMap",s.occlusionTexture)),void 0!==s.occlusionTexture.strength&&(a.aoMapIntensity=s.occlusionTexture.strength)),void 0!==s.emissiveFactor&&r!==$n){const t=s.emissiveFactor;a.emissive=(new Xn).setRGB(t[0],t[1],t[2],Se)}return void 0!==s.emissiveTexture&&r!==$n&&o.push(e.assignTexture(a,"emissiveMap",s.emissiveTexture,Ee)),Promise.all(o).then((function(){const i=new r(a);return s.name&&(i.name=s.name),$d(i,s),e.associations.set(i,{materials:t}),s.extensions&&Jd(n,i,s),i}))}createUniqueName(t){const e=nl.sanitizeNodeName(t||"");return e in this.nodeNamesUsed?e+"_"+ ++this.nodeNamesUsed[e]:(this.nodeNamesUsed[e]=0,e)}loadGeometries(t){const e=this,i=this.extensions,n=this.primitiveCache;function s(t){return i[hd.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(i){return rp(i,t,e)}))}const r=[];for(let i=0,a=t.length;i0&&Zd(u,s),u.name=e.createUniqueName(s.name||"mesh_"+t),$d(u,s),h.extensions&&Jd(n,u,h),e.assignFinalMaterial(u),l.push(u)}for(let i=0,n=l.length;i1?new Ws:1===e.length?e[0]:new Tn,a!==e[0])for(let t=0,i=e.length;t{const e=new Map;for(const[t,i]of n.associations)(t instanceof Jn||t instanceof vi)&&e.set(t,i);return t.traverse((t=>{const i=n.associations.get(t);null!=i&&e.set(t,i)})),e})(s),s}))}_createAnimationTracks(t,e,i,n,s){const r=[],a=t.name?t.name:t.uuid,o=[];let l;switch(Wd[s.path]===Wd.weights?t.traverse((function(t){t.morphTargetInfluences&&o.push(t.name?t.name:t.uuid)})):o.push(a),Wd[s.path]){case Wd.weights:l=po;break;case Wd.rotation:l=mo;break;case Wd.position:case Wd.scale:l=fo;break;default:if(1===i.itemSize)l=po;else l=fo}const c=void 0!==n.interpolation?qd[n.interpolation]:ge,h=this._getArrayFromAccessor(i);for(let t=0,i=o.length;t{const n=this._getIdleWorker();-1!==n?(this._initWorker(n),this.workerStatus|=1<t.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}const op=9,lp=15,cp=16,hp=22,up=37,dp=43,pp=76,Ap=83,mp=97,gp=100,fp=103,vp=109,bp=165,yp=166,xp=1000066e3;class _p{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=0,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:0,descriptorBlockSize:0,versionNumber:2,colorModel:0,colorPrimaries:1,transferFunction:2,flags:0,texelBlockDimension:[0,0,0,0],bytesPlane:[0,0,0,0,0,0,0,0],samples:[]}],this.keyValue={},this.globalData=null}}class Ep{constructor(t,e,i,n){this._dataView=void 0,this._littleEndian=void 0,this._offset=void 0,this._dataView=new DataView(t.buffer,t.byteOffset+e,i),this._littleEndian=n,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}_nextInt32(){const t=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint8Array(t){const e=new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+this._offset,t);return this._offset+=t,e}_skip(t){return this._offset+=t,this}_scan(t,e){void 0===e&&(e=0);const i=this._offset;let n=0;for(;this._dataView.getUint8(this._offset)!==e&&nt.arrayBuffer())).then((t=>WebAssembly.instantiate(t,Tp))).then(this._init):WebAssembly.instantiate(Buffer.from(Rp,"base64"),Tp).then(this._init),wp)}_init(t){Ip=t.instance,Tp.env.emscripten_notify_memory_growth(0)}decode(t,e=0){if(!Ip)throw new Error("ZSTDDecoder: Await .init() before decoding.");const i=t.byteLength,n=Ip.exports.malloc(i);Mp.set(t,n),e=e||Number(Ip.exports.ZSTD_findDecompressedSize(n,i));const s=Ip.exports.malloc(e),r=Ip.exports.ZSTD_decompress(s,e,n,i),a=Mp.slice(s,s+r);return Ip.exports.free(n),Ip.exports.free(s),a}}const Rp="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WeakMap;let Lp,Pp=0;class Up extends Eo{constructor(t){super(t),this.transcoderPath="",this.transcoderBinary=null,this.transcoderPending=null,this.workerPool=new ap,this.workerSourceURL="",this.workerConfig=null,"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.transcoderPath=t,this}setWorkerLimit(t){return this.workerPool.setWorkerLimit(t),this}async detectSupportAsync(t){return this.workerConfig={astcSupported:await t.hasFeatureAsync("texture-compression-astc"),astcHDRSupported:!1,etc1Supported:await t.hasFeatureAsync("texture-compression-etc1"),etc2Supported:await t.hasFeatureAsync("texture-compression-etc2"),dxtSupported:await t.hasFeatureAsync("texture-compression-bc"),bptcSupported:await t.hasFeatureAsync("texture-compression-bptc"),pvrtcSupported:await t.hasFeatureAsync("texture-compression-pvrtc")},this}detectSupport(t){return!0===t.isWebGPURenderer?this.workerConfig={astcSupported:t.hasFeature("texture-compression-astc"),astcHDRSupported:!1,etc1Supported:t.hasFeature("texture-compression-etc1"),etc2Supported:t.hasFeature("texture-compression-etc2"),dxtSupported:t.hasFeature("texture-compression-bc"),bptcSupported:t.hasFeature("texture-compression-bptc"),pvrtcSupported:t.hasFeature("texture-compression-pvrtc")}:this.workerConfig={astcSupported:t.extensions.has("WEBGL_compressed_texture_astc"),astcHDRSupported:t.extensions.has("WEBGL_compressed_texture_astc")&&t.extensions.get("WEBGL_compressed_texture_astc").getSupportedProfiles().includes("hdr"),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}init(){if(!this.transcoderPending){const t=new wo(this.manager);t.setPath(this.transcoderPath),t.setWithCredentials(this.withCredentials);const e=t.loadAsync("basis_transcoder.js"),i=new wo(this.manager);i.setPath(this.transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const n=i.loadAsync("basis_transcoder.wasm");this.transcoderPending=Promise.all([e,n]).then((([t,e])=>{const i=Up.BasisWorker.toString(),n=["/* constants */","let _EngineFormat = "+JSON.stringify(Up.EngineFormat),"let _EngineType = "+JSON.stringify(Up.EngineType),"let _TranscoderFormat = "+JSON.stringify(Up.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(Up.BasisFormat),"/* basis_transcoder.js */",t,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([n])),this.transcoderBinary=e,this.workerPool.setWorkerCreator((()=>{const t=new Worker(this.workerSourceURL),e=this.transcoderBinary.slice(0);return t.postMessage({type:"init",config:this.workerConfig,transcoderBinary:e},[e]),t}))})),Pp>0&&console.warn("THREE.KTX2Loader: Multiple active KTX2 loaders may cause performance issues. Use a single KTX2Loader instance, or call .dispose() on old instances."),Pp++}return this.transcoderPending}load(t,e,i,n){if(null===this.workerConfig)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");const s=new wo(this.manager);s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials),s.load(t,(t=>{this.parse(t,e,n)}),i,n)}parse(t,e,i){if(null===this.workerConfig)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");if(Dp.has(t)){return Dp.get(t).promise.then(e).catch(i)}this._createTexture(t).then((t=>e?e(t):null)).catch(i)}_createTextureFrom(t,e){const{type:i,error:n,data:{faces:s,width:r,height:a,format:o,type:l,dfdFlags:c}}=t;if("error"===i)return Promise.reject(n);let h;if(6===e.faceCount)h=new Zr(s,o,l);else{const t=s[0].mipmaps;h=e.layerCount>1?new $r(t,r,a,e.layerCount,o,l):new Jr(t,r,a,o,l)}return h.minFilter=1===s[0].mipmaps.length?dt:At,h.magFilter=dt,h.generateMipmaps=!1,h.needsUpdate=!0,h.colorSpace=Qp(e),h.premultiplyAlpha=!!(1&c),h}async _createTexture(t,e={}){const i=function(t){const e=new Uint8Array(t.buffer,t.byteOffset,Sp.length);if(e[0]!==Sp[0]||e[1]!==Sp[1]||e[2]!==Sp[2]||e[3]!==Sp[3]||e[4]!==Sp[4]||e[5]!==Sp[5]||e[6]!==Sp[6]||e[7]!==Sp[7]||e[8]!==Sp[8]||e[9]!==Sp[9]||e[10]!==Sp[10]||e[11]!==Sp[11])throw new Error("Missing KTX 2.0 identifier.");const i=new _p,n=17*Uint32Array.BYTES_PER_ELEMENT,s=new Ep(t,Sp.length,n,!0);i.vkFormat=s._nextUint32(),i.typeSize=s._nextUint32(),i.pixelWidth=s._nextUint32(),i.pixelHeight=s._nextUint32(),i.pixelDepth=s._nextUint32(),i.layerCount=s._nextUint32(),i.faceCount=s._nextUint32();const r=s._nextUint32();i.supercompressionScheme=s._nextUint32();const a=s._nextUint32(),o=s._nextUint32(),l=s._nextUint32(),c=s._nextUint32(),h=s._nextUint64(),u=s._nextUint64(),d=new Ep(t,Sp.length+n,3*r*8,!0);for(let e=0;e{const e=new Bp;await e.init(),t(e)}))),i=await Lp);const n=[];for(let s=0;s>s),a=Math.max(1,t.pixelHeight>>s),o=t.pixelDepth?Math.max(1,t.pixelDepth>>s):0,l=t.levels[s];let c,h;if(0===t.supercompressionScheme)c=l.levelData;else{if(2!==t.supercompressionScheme)throw new Error("THREE.KTX2Loader: Unsupported supercompressionScheme.");c=i.decode(l.levelData,l.uncompressedByteLength)}h=Op[e]===xt?new Float32Array(c.buffer,c.byteOffset,c.byteLength/Float32Array.BYTES_PER_ELEMENT):Op[e]===_t?new Uint16Array(c.buffer,c.byteOffset,c.byteLength/Uint16Array.BYTES_PER_ELEMENT):c,n.push({data:h,width:r,height:a,depth:o})}let s;if(Fp.has(Np[e]))s=0===t.pixelDepth?new cr(n[0].data,t.pixelWidth,t.pixelHeight):new Ei(n[0].data,t.pixelWidth,t.pixelHeight,t.pixelDepth);else{if(t.pixelDepth>0)throw new Error("THREE.KTX2Loader: Unsupported pixelDepth.");s=new Jr(n,t.pixelWidth,t.pixelHeight),s.minFilter=1===n.length?dt:At,s.magFilter=dt}return s.mipmaps=n,s.type=Op[e],s.format=Np[e],s.colorSpace=Qp(t),s.needsUpdate=!0,Promise.resolve(s)}(i);const s=e,r=this.init().then((()=>this.workerPool.postMessage({type:"transcode",buffer:t,taskConfig:s},[t]))).then((t=>this._createTextureFrom(t.data,i)));return Dp.set(t,{promise:r}),r}dispose(){return this.workerPool.dispose(),this.workerSourceURL&&URL.revokeObjectURL(this.workerSourceURL),Pp--,this}}Up.BasisFormat={ETC1S:0,UASTC:1,UASTC_HDR:2},Up.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,BC6H:22,RGB_HALF:24,RGBA_HALF:25},Up.EngineFormat={RGBAFormat:It,RGBA_ASTC_4x4_Format:qt,RGB_BPTC_UNSIGNED_Format:le,RGBA_BPTC_Format:ae,RGBA_ETC2_EAC_Format:Wt,RGBA_PVRTC_4BPPV1_Format:Gt,RGBA_S3TC_DXT5_Format:Ot,RGB_ETC1_Format:zt,RGB_ETC2_Format:Vt,RGB_PVRTC_4BPPV1_Format:Qt,RGBA_S3TC_DXT1_Format:Ft},Up.EngineType={UnsignedByteType:mt,HalfFloatType:_t,FloatType:xt},Up.BasisWorker=function(){let t,e,i;const n=_EngineFormat,s=_EngineType,r=_TranscoderFormat,a=_BasisFormat;self.addEventListener("message",(function(n){const r=n.data;switch(r.type){case"init":t=r.config,o=r.transcoderBinary,e=new Promise((t=>{i={wasmBinary:o,onRuntimeInitialized:t},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("THREE.KTX2Loader: Please update Basis Universal transcoder.")}));break;case"transcode":e.then((()=>{try{const{faces:e,buffers:n,width:o,height:u,hasAlpha:d,format:p,type:A,dfdFlags:m}=function(e){const n=new i.KTX2File(new Uint8Array(e));function r(){n.close(),n.delete()}if(!n.isValid())throw r(),new Error("THREE.KTX2Loader:\tInvalid or unsupported .ktx2 file");let o;if(n.isUASTC())o=a.UASTC;else if(n.isETC1S())o=a.ETC1S;else{if(!n.isHDR())throw new Error("THREE.KTX2Loader: Unknown Basis encoding");o=a.UASTC_HDR}const u=n.getWidth(),d=n.getHeight(),p=n.getLayers()||1,A=n.getLevels(),m=n.getFaces(),g=n.getHasAlpha(),f=n.getDFDFlags(),{transcoderFormat:v,engineFormat:b,engineType:y}=function(e,i,n,s){const r=l[e];for(let a=0;a1?(o=c.origWidth,l=c.origHeight):(o=c.width,l=c.height);let h=new Uint8Array(n.getImageTranscodedSizeInBytes(i,e,0,v));const u=n.transcodeImage(h,i,e,t,v,0,-1,-1);if(y===s.HalfFloatType&&(h=new Uint16Array(h.buffer,h.byteOffset,h.byteLength/Uint16Array.BYTES_PER_ELEMENT)),!u)throw r(),new Error("THREE.KTX2Loader: .transcodeImage failed.");a.push(h)}const c=h(a);e.push({data:c,width:o,height:l}),_.push(c.buffer)}x.push({mipmaps:e,width:u,height:d,format:b,type:y})}return r(),{faces:x,buffers:_,width:u,height:d,hasAlpha:g,dfdFlags:f,format:b,type:y}}(r.buffer);self.postMessage({type:"transcode",id:r.id,data:{faces:e,width:o,height:u,hasAlpha:d,format:p,type:A,dfdFlags:m}},n)}catch(t){console.error(t),self.postMessage({type:"error",id:r.id,error:t.message})}}))}var o}));const o=[{if:"astcSupported",basisFormat:[a.UASTC],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[n.RGBA_ASTC_4x4_Format,n.RGBA_ASTC_4x4_Format],engineType:[s.UnsignedByteType],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[n.RGBA_BPTC_Format,n.RGBA_BPTC_Format],engineType:[s.UnsignedByteType],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.BC1,r.BC3],engineFormat:[n.RGBA_S3TC_DXT1_Format,n.RGBA_S3TC_DXT5_Format],engineType:[s.UnsignedByteType],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[n.RGB_ETC2_Format,n.RGBA_ETC2_EAC_Format],engineType:[s.UnsignedByteType],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.ETC1],engineFormat:[n.RGB_ETC1_Format],engineType:[s.UnsignedByteType],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[n.RGB_PVRTC_4BPPV1_Format,n.RGBA_PVRTC_4BPPV1_Format],engineType:[s.UnsignedByteType],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0},{if:"bptcSupported",basisFormat:[a.UASTC_HDR],transcoderFormat:[r.BC6H],engineFormat:[n.RGB_BPTC_UNSIGNED_Format],engineType:[s.HalfFloatType],priorityHDR:1,needsPowerOfTwo:!1},{basisFormat:[a.ETC1S,a.UASTC],transcoderFormat:[r.RGBA32,r.RGBA32],engineFormat:[n.RGBAFormat,n.RGBAFormat],engineType:[s.UnsignedByteType,s.UnsignedByteType],priorityETC1S:100,priorityUASTC:100,needsPowerOfTwo:!1},{basisFormat:[a.UASTC_HDR],transcoderFormat:[r.RGBA_HALF],engineFormat:[n.RGBAFormat],engineType:[s.HalfFloatType],priorityHDR:100,needsPowerOfTwo:!1}],l={[a.ETC1S]:o.filter((t=>t.basisFormat.includes(a.ETC1S))).sort(((t,e)=>t.priorityUASTC-e.priorityUASTC)),[a.UASTC]:o.filter((t=>t.basisFormat.includes(a.UASTC))).sort(((t,e)=>t.priorityUASTC-e.priorityUASTC)),[a.UASTC_HDR]:o.filter((t=>t.basisFormat.includes(a.UASTC_HDR))).sort(((t,e)=>t.priorityHDR-e.priorityHDR))};function c(t){return t<=2||!(t&t-1)&&0!==t}function h(t){if(1===t.length)return t[0];let e=0;for(let i=0;i=this[Wp];--t){const e=this[zp][t];0===this[Hp].get(e)&&(this[qp].delete(e),this[zp].splice(t,1))}}} +/* @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. + */const Xp=t=>{const e=new Map;for(const i of t.mappings)for(const t of i.variants)e.set(t,{material:null,gltfMaterialIndex:i.material});return e};class Yp{constructor(t){this.parser=t,this.name="KHR_materials_variants"}afterRoot(t){const e=this.parser,i=e.json;if(void 0===i.extensions||void 0===i.extensions[this.name])return null;const n=(t=>{const e=[],i=new Set;for(const n of t){let t=n,s=0;for(;i.has(t);)t=n+"."+ ++s;i.add(t),e.push(t)}return e})((i.extensions[this.name].variants||[]).map((t=>t.name)));for(const n of t.scenes)n.traverse((t=>{const n=t;if(!n.material)return;const s=e.associations.get(n);if(null==s||null==s.meshes||null==s.primitives)return;const r=i.meshes[s.meshes].primitives[s.primitives].extensions;r&&r[this.name]&&(n.userData.variantMaterials=Xp(r[this.name]))}));return t.userData.variants=n,Promise.resolve()}} +/* @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 Kp,Jp;vi.DEFAULT_ANISOTROPY=4;const $p=new Map,Zp=new Map;let tA;const eA=new class extends Eo{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,i,n){const s=new wo(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(t,(t=>{this.parse(t,e,n)}),i,n)}parse(t,e,i=()=>{}){this.decodeDracoFile(t,e,null,null,Ee,i).catch(i)}decodeDracoFile(t,e,i,n,s=Se,r=()=>{}){const a={attributeIDs:i||this.defaultAttributeIDs,attributeTypes:n||this.defaultAttributeTypes,useUniqueIDs:!!i,vertexColorSpace:s};return this.decodeGeometry(t,a).then(e).catch(r)}decodeGeometry(t,e){const i=JSON.stringify(e);if(rd.has(t)){const e=rd.get(t);if(e.key===i)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 n;const s=this.workerNextTaskID++,r=t.byteLength,a=this._getWorker(s,r).then((i=>(n=i,new Promise(((i,r)=>{n._callbacks[s]={resolve:i,reject:r},n.postMessage({type:"decode",id:s,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{n&&s&&this._releaseTask(n,s)})),rd.set(t,{key:i,promise:a}),a}_createGeometry(t){const e=new gs;t.index&&e.setIndex(new rs(t.index.array,1));for(let i=0;i{i.load(t,e,void 0,n)}))}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 i=e[0];t||(this.decoderConfig.wasmBinary=e[1]);const n=ad.toString(),s=["/* draco decoder */",i,"","/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([s]))})),this.decoderPending}_getWorker(t,e){return this._initDecoder().then((()=>{if(this.workerPool.lengthe._taskLoad?-1:1}));const i=this.workerPool[this.workerPool.length-1];return i._taskCosts[t]=e,i._taskLoad+=e,i}))}_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{const n=document.createElement("script");document.body.appendChild(n),n.onload=t,n.onerror=i,n.async=!0,n.src=e}))).then((()=>sd.ready)).then((()=>sd)))}static getMeshoptDecoderLocation(){return sA}static initializeKTX2Loader(t){nA.detectSupport(t)}static get cache(){return $p}static clearCache(){$p.forEach(((t,e)=>{this.delete(e)})),this[oA].reset()}static has(t){return $p.has(t)}static async delete(t){if(!this.has(t))return;const e=$p.get(t);Zp.delete(t),$p.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!Zp.get(t)}constructor(t){super(),this[Jp]=(new ld).register((t=>new Yp(t))),this[lA]=t,this[aA].setDRACOLoader(eA),this[aA].setKTX2Loader(nA)}get[(Kp=oA,Jp=aA,oA)](){return this.constructor[oA]}async preload(t,e,i=()=>{}){if(this[aA].setWithCredentials(e.withCredentials),this.dispatchEvent({type:"preload",element:e,src:t}),!$p.has(t)){null!=rA&&this[aA].setMeshoptDecoder(await rA);const e=((t,e,i=()=>{})=>{const n=t=>{const e=t.loaded/t.total;i(Math.max(0,Math.min(1,isFinite(e)?e:1)))};return new Promise(((i,s)=>{e.load(t,i,n,s)}))})(t,this[aA],(t=>{i(.8*t)})),n=this[lA],s=e.then((t=>n.prepare(t))).then((t=>(i(.9),new n(t)))).catch((t=>(console.error(t),new n)));$p.set(t,s)}await $p.get(t),Zp.set(t,!0),i&&i(1)}async load(t,e,i=()=>{}){await this.preload(t,e,i);const n=await $p.get(t),s=await n.clone();return this[oA].retain(t),s.dispose=()=>{this[oA].release(t)},s}}cA[Kp]=new jp(cA);class hA extends Tn{constructor(t=document.createElement("div")){super(),this.isCSS2DObject=!0,this.element=t,this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.center=new $e(.5,.5),this.addEventListener("removed",(function(){this.traverse((function(t){t.element instanceof t.element.ownerDocument.defaultView.Element&&null!==t.element.parentNode&&t.element.remove()}))}))}copy(t,e){return super.copy(t,e),this.element=t.element.cloneNode(!0),this.center=t.center,this}}const uA=new Ci,dA=new en,pA=new en,AA=new Ci,mA=new Ci;class gA{constructor(t={}){const e=this;let i,n,s,r;const a={objects:new WeakMap},o=void 0!==t.element?t.element:document.createElement("div");function l(t){t.isCSS2DObject&&(t.element.style.display="none");for(let e=0,i=t.children.length;e=-1&&uA.z<=1&&!0===t.layers.test(n.layers),c=t.element;c.style.display=!0===l?"":"none",!0===l&&(t.onBeforeRender(e,i,n),c.style.transform="translate("+-100*t.center.x+"%,"+-100*t.center.y+"%)translate("+(uA.x*s+s)+"px,"+(-uA.y*r+r)+"px)",c.parentNode!==o&&o.appendChild(c),t.onAfterRender(e,i,n));const u={distanceToCameraSquared:h(n,t)};a.objects.set(t,u)}for(let e=0,s=t.children.length;e{const{geometry:i}=t;if(void 0!==i){const{position:r}=i.attributes;if(void 0!==r)for(let i=0,a=r.count;it.toBlob(i,e)));let i;return"image/jpeg"===e?i=.92:"image/webp"===e&&(i=.8),t.convertToBlob({type:e,quality:i})}class $A{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.extensionsRequired={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter r"+S}},this.cache={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map},this.textureUtils=null}setPlugins(t){this.plugins=t}setTextureUtils(t){this.textureUtils=t}async writeAsync(t,e,i={}){this.options=Object.assign({binary:!1,trs:!1,onlyVisible:!0,maxTextureSize:1/0,animations:[],includeCustomExtensions:!1},i),this.options.animations.length>0&&(this.options.trs=!0),await this.processInputAsync(t),await Promise.all(this.pending);const n=this,s=n.buffers,r=n.json;i=n.options;const a=n.extensionsUsed,o=n.extensionsRequired,l=new Blob(s,{type:"application/octet-stream"}),c=Object.keys(a),h=Object.keys(o);if(c.length>0&&(r.extensionsUsed=c),h.length>0&&(r.extensionsRequired=h),r.buffers&&r.buffers.length>0&&(r.buffers[0].byteLength=l.size),!0===i.binary){const t=new FileReader;t.readAsArrayBuffer(l),t.onloadend=function(){const i=YA(t.result),n=new DataView(new ArrayBuffer(8));n.setUint32(0,i.byteLength,!0),n.setUint32(4,5130562,!0);const s=YA((a=JSON.stringify(r),(new TextEncoder).encode(a).buffer),32);var a;const o=new DataView(new ArrayBuffer(8));o.setUint32(0,s.byteLength,!0),o.setUint32(4,1313821514,!0);const l=new ArrayBuffer(12),c=new DataView(l);c.setUint32(0,1179937895,!0),c.setUint32(4,2,!0);const h=12+o.byteLength+s.byteLength+n.byteLength+i.byteLength;c.setUint32(8,h,!0);const u=new Blob([l,o,s,n,i],{type:"application/octet-stream"}),d=new FileReader;d.readAsArrayBuffer(u),d.onloadend=function(){e(d.result)}}}else if(r.buffers&&r.buffers.length>0){const t=new FileReader;t.readAsDataURL(l),t.onloadend=function(){const i=t.result;r.buffers[0].uri=i,e(r)}}else e(r)}serializeUserData(t,e){if(0===Object.keys(t.userData).length)return;const i=this.options,n=this.extensionsUsed;try{const s=JSON.parse(JSON.stringify(t.userData));if(i.includeCustomExtensions&&s.gltfExtensions){void 0===e.extensions&&(e.extensions={});for(const t in s.gltfExtensions)e.extensions[t]=s.gltfExtensions[t],n[t]=!0;delete s.gltfExtensions}Object.keys(s).length>0&&(e.extras=s)}catch(e){console.warn("THREE.GLTFExporter: userData of '"+t.name+"' won't be serialized because of JSON.stringify error - "+e.message)}}getUID(t,e=!1){if(!1===this.uids.has(t)){const e=new Map;e.set(!0,this.uid++),e.set(!1,this.uid++),this.uids.set(t,e)}return this.uids.get(t).get(e)}isNormalizedNormalAttribute(t){if(this.cache.attributesNormalized.has(t))return!1;const e=new Ci;for(let i=0,n=t.count;i5e-4)return!1;return!0}createNormalizedNormalAttribute(t){const e=this.cache;if(e.attributesNormalized.has(t))return e.attributesNormalized.get(t);const i=t.clone(),n=new Ci;for(let t=0,e=i.count;t4?n=t.array[s*t.itemSize+i]:(0===i?n=t.getX(s):1===i?n=t.getY(s):2===i?n=t.getZ(s):3===i&&(n=t.getW(s)),!0===t.normalized&&(n=Je.normalize(n,t.array))),e===RA?c.setFloat32(h,n,!0):e===TA?c.setInt32(h,n,!0):e===BA?c.setUint32(h,n,!0):e===IA?c.setInt16(h,n,!0):e===MA?c.setUint16(h,n,!0):e===CA?c.setInt8(h,n):e===wA&&c.setUint8(h,n),h+=a}h%o!=0&&(h+=o-h%o)}const u={buffer:this.processBuffer(c.buffer),byteOffset:this.byteOffset,byteLength:l};void 0!==s&&(u.target=s),s===DA&&(u.byteStride=o),this.byteOffset+=l,r.bufferViews.push(u);return{id:r.bufferViews.length-1,byteLength:0}}processBufferViewImage(t){const e=this,i=e.json;return i.bufferViews||(i.bufferViews=[]),new Promise((function(n){const s=new FileReader;s.readAsArrayBuffer(t),s.onloadend=function(){const t=YA(s.result),r={buffer:e.processBuffer(t),byteOffset:e.byteOffset,byteLength:t.byteLength};e.byteOffset+=t.byteLength,n(i.bufferViews.push(r)-1)}}))}processAccessor(t,e,i,n){const s=this.json;let r;if(t.array.constructor===Float32Array)r=RA;else if(t.array.constructor===Int32Array)r=TA;else if(t.array.constructor===Uint32Array)r=BA;else if(t.array.constructor===Int16Array)r=IA;else if(t.array.constructor===Uint16Array)r=MA;else if(t.array.constructor===Int8Array)r=CA;else{if(t.array.constructor!==Uint8Array)throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type: "+t.array.constructor.name);r=wA}if(void 0===i&&(i=0),void 0!==n&&n!==1/0||(n=t.count),0===n)return null;const a=function(t,e,i){const n={min:new Array(t.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(t.itemSize).fill(Number.NEGATIVE_INFINITY)};for(let s=e;s4?i=t.array[s*t.itemSize+e]:(0===e?i=t.getX(s):1===e?i=t.getY(s):2===e?i=t.getZ(s):3===e&&(i=t.getW(s)),!0===t.normalized&&(i=Je.normalize(i,t.array))),n.min[e]=Math.min(n.min[e],i),n.max[e]=Math.max(n.max[e],i)}return n}(t,i,n);let o;void 0!==e&&(o=t===e.index?LA:DA);const l=this.processBufferView(t,r,i,n,o),c={bufferView:l.id,byteOffset:l.byteOffset,componentType:r,count:n,max:a.max,min:a.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",9:"MAT3",16:"MAT4"}[t.itemSize]};return!0===t.normalized&&(c.normalized=!0),s.accessors||(s.accessors=[]),s.accessors.push(c)-1}processImage(t,e,i,n="image/png"){if(null!==t){const s=this,r=s.cache,a=s.json,o=s.options,l=s.pending;r.images.has(t)||r.images.set(t,{});const c=r.images.get(t),h=n+":flipY/"+i.toString();if(void 0!==c[h])return c[h];a.images||(a.images=[]);const u={mimeType:n},d=KA();d.width=Math.min(t.width,o.maxTextureSize),d.height=Math.min(t.height,o.maxTextureSize);const p=d.getContext("2d",{willReadFrequently:!0});if(!0===i&&(p.translate(0,d.height),p.scale(1,-1)),void 0!==t.data){e!==It&&console.error("GLTFExporter: Only RGBAFormat is supported.",e),(t.width>o.maxTextureSize||t.height>o.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",t);const i=new Uint8ClampedArray(t.height*t.width*4);for(let e=0;es.processBufferViewImage(t))).then((t=>{u.bufferView=t}))):void 0!==d.toDataURL?u.uri=d.toDataURL(n):l.push(JA(d,n).then((t=>(new FileReader).readAsDataURL(t))).then((t=>{u.uri=t})));const A=a.images.push(u)-1;return c[h]=A,A}throw new Error("THREE.GLTFExporter: No valid image data found. Unable to process texture.")}processSampler(t){const e=this.json;e.samplers||(e.samplers=[]);const i={magFilter:VA[t.magFilter],minFilter:VA[t.minFilter],wrapS:VA[t.wrapS],wrapT:VA[t.wrapT]};return e.samplers.push(i)-1}async processTextureAsync(t){const e=this.options,i=this.cache,n=this.json;if(i.textures.has(t))return i.textures.get(t);n.textures||(n.textures=[]),t instanceof Jr&&(t=await this.decompressTextureAsync(t,e.maxTextureSize));let s=t.userData.mimeType;"image/webp"===s&&(s="image/png");const r={sampler:this.processSampler(t),source:this.processImage(t.image,t.format,t.flipY,s)};t.name&&(r.name=t.name),await this._invokeAllAsync((async function(e){e.writeTexture&&await e.writeTexture(t,r)}));const a=n.textures.push(r)-1;return i.textures.set(t,a),a}async processMaterialAsync(t){const e=this.cache,i=this.json;if(e.materials.has(t))return e.materials.get(t);if(t.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;i.materials||(i.materials=[]);const n={pbrMetallicRoughness:{}};!0!==t.isMeshStandardMaterial&&!0!==t.isMeshBasicMaterial&&console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");const s=t.color.toArray().concat([t.opacity]);if(jA(s,[1,1,1,1])||(n.pbrMetallicRoughness.baseColorFactor=s),t.isMeshStandardMaterial?(n.pbrMetallicRoughness.metallicFactor=t.metalness,n.pbrMetallicRoughness.roughnessFactor=t.roughness):(n.pbrMetallicRoughness.metallicFactor=0,n.pbrMetallicRoughness.roughnessFactor=1),t.metalnessMap||t.roughnessMap){const e=await this.buildMetalRoughTextureAsync(t.metalnessMap,t.roughnessMap),i={index:await this.processTextureAsync(e),texCoord:e.channel};this.applyTextureTransform(i,e),n.pbrMetallicRoughness.metallicRoughnessTexture=i}if(t.map){const e={index:await this.processTextureAsync(t.map),texCoord:t.map.channel};this.applyTextureTransform(e,t.map),n.pbrMetallicRoughness.baseColorTexture=e}if(t.emissive){const e=t.emissive;if(Math.max(e.r,e.g,e.b)>0&&(n.emissiveFactor=t.emissive.toArray()),t.emissiveMap){const e={index:await this.processTextureAsync(t.emissiveMap),texCoord:t.emissiveMap.channel};this.applyTextureTransform(e,t.emissiveMap),n.emissiveTexture=e}}if(t.normalMap){const e={index:await this.processTextureAsync(t.normalMap),texCoord:t.normalMap.channel};t.normalScale&&1!==t.normalScale.x&&(e.scale=t.normalScale.x),this.applyTextureTransform(e,t.normalMap),n.normalTexture=e}if(t.aoMap){const e={index:await this.processTextureAsync(t.aoMap),texCoord:t.aoMap.channel};1!==t.aoMapIntensity&&(e.strength=t.aoMapIntensity),this.applyTextureTransform(e,t.aoMap),n.occlusionTexture=e}t.transparent?n.alphaMode="BLEND":t.alphaTest>0&&(n.alphaMode="MASK",n.alphaCutoff=t.alphaTest),2===t.side&&(n.doubleSided=!0),""!==t.name&&(n.name=t.name),this.serializeUserData(t,n),await this._invokeAllAsync((async function(e){e.writeMaterialAsync&&await e.writeMaterialAsync(t,n)}));const r=i.materials.push(n)-1;return e.materials.set(t,r),r}async processMeshAsync(t){const e=this.cache,i=this.json,n=[t.geometry.uuid];if(Array.isArray(t.material))for(let e=0,i=t.material.length;e0){const i=[],n=[],s={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)s[t.morphTargetDictionary[e]]=e;for(let a=0;a0&&(o.extras={},o.extras.targetNames=n)}const A=Array.isArray(t.material);if(A&&0===r.groups.length)return null;let m=!1;if(A&&null===r.index){const t=[];for(let e=0,i=r.attributes.position.count;e0&&(i.targets=h),null!==r.index){let n=this.getUID(r.index);void 0===f[t].start&&void 0===f[t].count||(n+=":"+f[t].start+":"+f[t].count),e.attributes.has(n)?i.indices=e.attributes.get(n):(i.indices=this.processAccessor(r.index,r,f[t].start,f[t].count),e.attributes.set(n,i.indices)),null===i.indices&&delete i.indices}const n=await this.processMaterialAsync(g[f[t].materialIndex]);null!==n&&(i.material=n),c.push(i)}!0===m&&r.setIndex(null),o.primitives=c,i.meshes||(i.meshes=[]),await this._invokeAllAsync((function(e){e.writeMesh&&e.writeMesh(t,o)}));const v=i.meshes.push(o)-1;return e.meshes.set(s,v),v}detectMeshQuantization(t,e){if(this.extensionsUsed[zA])return;let i;switch(e.array.constructor){case Int8Array:i="byte";break;case Uint8Array:i="unsigned byte";break;case Int16Array:i="short";break;case Uint16Array:i="unsigned short";break;default:return}e.normalized&&(i+=" normalized");const n=t.split("_",1)[0];vA[n]&&vA[n].includes(i)&&(this.extensionsUsed[zA]=!0,this.extensionsRequired[zA]=!0)}processCamera(t){const e=this.json;e.cameras||(e.cameras=[]);const i=t.isOrthographicCamera,n={type:i?"orthographic":"perspective"};return i?n.orthographic={xmag:2*t.right,ymag:2*t.top,zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near}:n.perspective={aspectRatio:t.aspect,yfov:Je.degToRad(t.fov),zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near},""!==t.name&&(n.name=t.type),e.cameras.push(n)-1}processAnimation(t,e){const i=this.json,n=this.nodeMap;i.animations||(i.animations=[]);const s=(t=bA.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,r=[],a=[];for(let t=0;t0){const e=[];for(let n=0,s=t.children.length;n0&&(s.children=e)}await this._invokeAllAsync((function(e){e.writeNode&&e.writeNode(t,s)}));const r=e.nodes.push(s)-1;return n.set(t,r),r}async processSceneAsync(t){const e=this.json,i=this.options;e.scenes||(e.scenes=[],e.scene=0);const n={};""!==t.name&&(n.name=t.name),e.scenes.push(n);const s=[];for(let e=0,n=t.children.length;e0&&(n.nodes=s),this.serializeUserData(t,n)}async processObjectsAsync(t){const e=new Xs;e.name="AuxScene";for(let i=0;i0&&await this.processObjectsAsync(i);for(let t=0;t0&&(r.range=t.distance)):t.isSpotLight&&(r.type="spot",t.distance>0&&(r.range=t.distance),r.spot={},r.spot.innerConeAngle=(1-t.penumbra)*t.angle,r.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."),s[this.name]||(n.extensions=n.extensions||{},n.extensions[this.name]={lights:[]},s[this.name]=!0);const a=n.extensions[this.name].lights;a.push(r),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class tm{constructor(t){this.writer=t,this.name="KHR_materials_unlit"}async writeMaterialAsync(t,e){if(!t.isMeshBasicMaterial)return;const i=this.writer.extensionsUsed;e.extensions=e.extensions||{},e.extensions[this.name]={},i[this.name]=!0,e.pbrMetallicRoughness.metallicFactor=0,e.pbrMetallicRoughness.roughnessFactor=.9}}class em{constructor(t){this.writer=t,this.name="KHR_materials_clearcoat"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0===t.clearcoat)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.clearcoatFactor=t.clearcoat,t.clearcoatMap){const e={index:await i.processTextureAsync(t.clearcoatMap),texCoord:t.clearcoatMap.channel};i.applyTextureTransform(e,t.clearcoatMap),s.clearcoatTexture=e}if(s.clearcoatRoughnessFactor=t.clearcoatRoughness,t.clearcoatRoughnessMap){const e={index:await i.processTextureAsync(t.clearcoatRoughnessMap),texCoord:t.clearcoatRoughnessMap.channel};i.applyTextureTransform(e,t.clearcoatRoughnessMap),s.clearcoatRoughnessTexture=e}if(t.clearcoatNormalMap){const e={index:await i.processTextureAsync(t.clearcoatNormalMap),texCoord:t.clearcoatNormalMap.channel};1!==t.clearcoatNormalScale.x&&(e.scale=t.clearcoatNormalScale.x),i.applyTextureTransform(e,t.clearcoatNormalMap),s.clearcoatNormalTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class im{constructor(t){this.writer=t,this.name="KHR_materials_dispersion"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0===t.dispersion)return;const i=this.writer.extensionsUsed,n={};n.dispersion=t.dispersion,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}class nm{constructor(t){this.writer=t,this.name="KHR_materials_iridescence"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0===t.iridescence)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.iridescenceFactor=t.iridescence,t.iridescenceMap){const e={index:await i.processTextureAsync(t.iridescenceMap),texCoord:t.iridescenceMap.channel};i.applyTextureTransform(e,t.iridescenceMap),s.iridescenceTexture=e}if(s.iridescenceIor=t.iridescenceIOR,s.iridescenceThicknessMinimum=t.iridescenceThicknessRange[0],s.iridescenceThicknessMaximum=t.iridescenceThicknessRange[1],t.iridescenceThicknessMap){const e={index:await i.processTextureAsync(t.iridescenceThicknessMap),texCoord:t.iridescenceThicknessMap.channel};i.applyTextureTransform(e,t.iridescenceThicknessMap),s.iridescenceThicknessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class sm{constructor(t){this.writer=t,this.name="KHR_materials_transmission"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.transmissionFactor=t.transmission,t.transmissionMap){const e={index:await i.processTextureAsync(t.transmissionMap),texCoord:t.transmissionMap.channel};i.applyTextureTransform(e,t.transmissionMap),s.transmissionTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class rm{constructor(t){this.writer=t,this.name="KHR_materials_volume"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.thicknessFactor=t.thickness,t.thicknessMap){const e={index:await i.processTextureAsync(t.thicknessMap),texCoord:t.thicknessMap.channel};i.applyTextureTransform(e,t.thicknessMap),s.thicknessTexture=e}t.attenuationDistance!==1/0&&(s.attenuationDistance=t.attenuationDistance),s.attenuationColor=t.attenuationColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class am{constructor(t){this.writer=t,this.name="KHR_materials_ior"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||1.5===t.ior)return;const i=this.writer.extensionsUsed,n={};n.ior=t.ior,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}class om{constructor(t){this.writer=t,this.name="KHR_materials_specular"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||1===t.specularIntensity&&t.specularColor.equals(qA)&&!t.specularIntensityMap&&!t.specularColorMap)return;const i=this.writer,n=i.extensionsUsed,s={};if(t.specularIntensityMap){const e={index:await i.processTextureAsync(t.specularIntensityMap),texCoord:t.specularIntensityMap.channel};i.applyTextureTransform(e,t.specularIntensityMap),s.specularTexture=e}if(t.specularColorMap){const e={index:await i.processTextureAsync(t.specularColorMap),texCoord:t.specularColorMap.channel};i.applyTextureTransform(e,t.specularColorMap),s.specularColorTexture=e}s.specularFactor=t.specularIntensity,s.specularColorFactor=t.specularColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class lm{constructor(t){this.writer=t,this.name="KHR_materials_sheen"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0==t.sheen)return;const i=this.writer,n=i.extensionsUsed,s={};if(t.sheenRoughnessMap){const e={index:await i.processTextureAsync(t.sheenRoughnessMap),texCoord:t.sheenRoughnessMap.channel};i.applyTextureTransform(e,t.sheenRoughnessMap),s.sheenRoughnessTexture=e}if(t.sheenColorMap){const e={index:await i.processTextureAsync(t.sheenColorMap),texCoord:t.sheenColorMap.channel};i.applyTextureTransform(e,t.sheenColorMap),s.sheenColorTexture=e}s.sheenRoughnessFactor=t.sheenRoughness,s.sheenColorFactor=t.sheenColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class cm{constructor(t){this.writer=t,this.name="KHR_materials_anisotropy"}async writeMaterialAsync(t,e){if(!t.isMeshPhysicalMaterial||0==t.anisotropy)return;const i=this.writer,n=i.extensionsUsed,s={};if(t.anisotropyMap){const e={index:await i.processTextureAsync(t.anisotropyMap)};i.applyTextureTransform(e,t.anisotropyMap),s.anisotropyTexture=e}s.anisotropyStrength=t.anisotropy,s.anisotropyRotation=t.anisotropyRotation,e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class hm{constructor(t){this.writer=t,this.name="KHR_materials_emissive_strength"}async writeMaterialAsync(t,e){if(!t.isMeshStandardMaterial||1===t.emissiveIntensity)return;const i=this.writer.extensionsUsed,n={};n.emissiveStrength=t.emissiveIntensity,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}class um{constructor(t){this.writer=t,this.name="EXT_materials_bump"}async writeMaterialAsync(t,e){if(!t.isMeshStandardMaterial||1===t.bumpScale&&!t.bumpMap)return;const i=this.writer,n=i.extensionsUsed,s={};if(t.bumpMap){const e={index:await i.processTextureAsync(t.bumpMap),texCoord:t.bumpMap.channel};i.applyTextureTransform(e,t.bumpMap),s.bumpTexture=e}s.bumpFactor=t.bumpScale,e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class dm{constructor(t){this.writer=t,this.name="EXT_mesh_gpu_instancing"}writeNode(t,e){if(!t.isInstancedMesh)return;const i=this.writer,n=t,s=new Float32Array(3*n.count),r=new Float32Array(4*n.count),a=new Float32Array(3*n.count),o=new en,l=new Ci,c=new Si,h=new Ci;for(let t=0;tt.times[t.times.length-1]){if(Math.abs(t.times[t.times.length-1]-e)e){s.set(t.times.slice(0,l+1),0),s[l+1]=e,s.set(t.times.slice(l+1),l+2),r.set(t.values.slice(0,(l+1)*n),0),r.set(a.evaluate(e),(l+1)*n),r.set(t.values.slice((l+1)*n),(l+2)*n),o=l+1;break}}return t.times=s,t.values=r,o},mergeMorphTargetTracks:function(t,e){const i=[],n={},s=t.tracks;for(let t=0;tvoid 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Array.from(t.userData.variantMaterials.values()).filter((t=>Am(t.material))),Am=t=>t&&t.isMaterial&&!Array.isArray(t);class mm{constructor(t){this.writer=t,this.name="KHR_materials_variants",this.variantNames=[]}beforeParse(t){const e=new Set,i=t=>{if(!pm(t))return;const i=t.userData.variantMaterials,n=t.userData.variantData;for(const[t,s]of n){const n=i.get(s.index);n&&Am(n.material)&&e.add(t)}};if(Array.isArray(t))for(const e of t)e.traverse(i);else t.traverse(i);e.forEach((t=>this.variantNames.push(t)))}async writeMesh(t,e){if(!pm(t))return;const i=t.userData,n=i.variantMaterials,s=i.variantData,r=new Map,a=new Map,o=Array.from(s.values()).sort(((t,e)=>t.index-e.index));for(const[t,e]of o.entries())a.set(e.index,t);for(const t of s.values()){const e=n.get(t.index);if(!e||!Am(e.material))continue;const i=await this.writer.processMaterialAsync(e.material);r.has(i)||r.set(i,{material:i,variants:[]}),r.get(i).variants.push(a.get(t.index))}const l=Array.from(r.values()).map((t=>t.variants.sort(((t,e)=>t-e))&&t)).sort(((t,e)=>t.material-e.material));if(0===l.length)return;const c=Am(i.originalMaterial)?await this.writer.processMaterialAsync(i.originalMaterial):-1;for(const t of e.primitives)c>=0&&(t.material=c),t.extensions=t.extensions||{},t.extensions[this.name]={mappings:l}}afterParse(){if(0===this.variantNames.length)return;const t=this.writer.json;t.extensions=t.extensions||{};const e=this.variantNames.map((t=>({name:t})));t.extensions[this.name]={variants:e},this.writer.extensionsUsed[this.name]=!0}}class gm{constructor(t,e,i,n,s){this.xrLight=t,this.renderer=e,this.lightProbe=i,this.xrWebGLBinding=null,this.estimationStartCallback=s,this.frameCallback=this.onXRFrame.bind(this);const r=e.xr.getSession();if(n&&"XRWebGLBinding"in window){const i=new Vs(16);t.environment=i.texture;const n=e.getContext();switch(r.preferredReflectionFormat){case"srgba8":n.getExtension("EXT_sRGB");break;case"rgba16f":n.getExtension("OES_texture_half_float")}this.xrWebGLBinding=new XRWebGLBinding(r,n),this.lightProbe.addEventListener("reflectionchange",(()=>{this.updateReflection()}))}r.requestAnimationFrame(this.frameCallback)}updateReflection(){const t=this.renderer.properties.get(this.xrLight.environment);if(t){const e=this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe);e&&(t.__webglTexture=e,this.xrLight.environment.needsPMREMUpdate=!0)}}onXRFrame(t,e){if(!this.xrLight)return;e.session.requestAnimationFrame(this.frameCallback);const i=e.getLightEstimate(this.lightProbe);if(i){this.xrLight.lightProbe.sh.fromArray(i.sphericalHarmonicsCoefficients),this.xrLight.lightProbe.intensity=1;const t=Math.max(1,Math.max(i.primaryLightIntensity.x,Math.max(i.primaryLightIntensity.y,i.primaryLightIntensity.z)));this.xrLight.directionalLight.color.setRGB(i.primaryLightIntensity.x/t,i.primaryLightIntensity.y/t,i.primaryLightIntensity.z/t),this.xrLight.directionalLight.intensity=t,this.xrLight.directionalLight.position.copy(i.primaryLightDirection),this.estimationStartCallback&&(this.estimationStartCallback(),this.estimationStartCallback=null)}}dispose(){this.xrLight=null,this.renderer=null,this.lightProbe=null,this.xrWebGLBinding=null}}class fm extends Ws{constructor(t,e=!0){super(),this.lightProbe=new qo,this.lightProbe.intensity=0,this.add(this.lightProbe),this.directionalLight=new Vo,this.directionalLight.intensity=0,this.add(this.directionalLight),this.environment=null;let i=null,n=!1;t.xr.addEventListener("sessionstart",(()=>{const s=t.xr.getSession();"requestLightProbe"in s&&s.requestLightProbe({reflectionFormat:s.preferredReflectionFormat}).then((s=>{i=new gm(this,t,s,e,(()=>{n=!0,this.dispatchEvent({type:"estimationstart"})}))}))})),t.xr.addEventListener("sessionend",(()=>{i&&(i.dispose(),i=null),n&&this.dispatchEvent({type:"estimationend"})})),this.dispose=()=>{i&&(i.dispose(),i=null),this.remove(this.lightProbe),this.lightProbe=null,this.remove(this.directionalLight),this.directionalLight=null,this.environment=null}}} +/* @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 vm{constructor(t=50){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(t)}setDecayTime(t){this.naturalFrequency=1/Math.max(.001,t)}update(t,e,i,n){const s=2e-4*this.naturalFrequency;if(null==t||0===n)return e;if(t===e&&0===this.velocity)return e;if(i<0)return t;const r=t-e,a=this.velocity+this.naturalFrequency*r,o=r+i*a,l=Math.exp(-this.naturalFrequency*i),c=(a-this.naturalFrequency*o)*l,h=-this.naturalFrequency*(c+a*l);return Math.abs(c)=0?(this.velocity=0,e):(this.velocity=c,e+o*l)}} +/* @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 bm={MIN_TOUCH_AREA:.05,BASE_RADIUS:.15,LINE_WIDTH:.02,SEGMENTS:16,DELTA_PHI:Math.PI/32,COLORS:{EDGE_FALLOFF:new Xn(.98,.98,.98),EDGE_CUTOFF:new Xn(.8,.8,.8),FILL_FALLOFF:new Xn(.4,.4,.4),FILL_CUTOFF:new Xn(.4,.4,.4),ACTIVE_EDGE:new Xn(1,1,1),ACTIVE_FILL:new Xn(.6,.6,.6)},MAX_OPACITY:.75,FILL_OPACITY_MULTIPLIER:.5,INTERACTIVE_OPACITY_MULTIPLIER:1.2,MIN_DISTANCE:.5,MAX_DISTANCE:10,BASE_SCALE:1,DISTANCE_SCALE_FACTOR:.3,COLOR_LERP_FACTOR:.15,SCREEN_SPACE_SCALE:1.2,SIZE_UPDATE_THRESHOLD:.001,GEOMETRY_UPDATE_DEBOUNCE:100},ym=new $e,xm=(t,e,i,n,s)=>{let r=e>0?i>0?0:-Math.PI/2:i>0?Math.PI/2:Math.PI;for(let a=0;a<=bm.SEGMENTS;++a)t.push(e+(n-s)*Math.cos(r),i+(n-s)*Math.sin(r),0,e+n*Math.cos(r),i+n*Math.sin(r),0),r+=bm.DELTA_PHI};class _m extends Ms{constructor(t,e){super(new gs),this.shadowHeight=0,this.isActive=!1,this.isHovered=!1,this.lastGeometryUpdateTime=0,this.needsGeometryUpdate=!1,this.scene=t,this.side=e,this.currentSize=new Ci,this.goalSize=new Ci,this.sizeDamper=new vm,this.updateSizeFromScene(),this.edgeMaterial=new $n({color:bm.COLORS.EDGE_FALLOFF,transparent:!0,opacity:0,side:2,depthWrite:!1,blending:2}),this.fillMaterial=new $n({color:bm.COLORS.FILL_FALLOFF,transparent:!0,opacity:0,side:2,depthWrite:!1,blending:1}),this.material=this.edgeMaterial,this.goalOpacity=0,this.opacityDamper=new vm,this.createHitMeshes(),this.updatePositionFromScene(),t.target.add(this),t.target.add(this.hitBox),this.offsetHeight=0}updateSizeFromScene(){const{size:t}=this.scene;this.goalSize.copy(t);const e=Math.sqrt(t.x*t.x+t.z*t.z),i=Math.max(bm.MIN_TOUCH_AREA,.4*e);this.goalSize.x0}update(t,e){if(this.updateOpacity(t),!this.currentSize.equals(this.goalSize)){const e=new Ci;e.x=this.sizeDamper.update(this.currentSize.x,this.goalSize.x,t,1),e.y=this.sizeDamper.update(this.currentSize.y,this.goalSize.y,t,1),e.z=this.sizeDamper.update(this.currentSize.z,this.goalSize.z,t,1);e.distanceTo(this.currentSize)>bm.SIZE_UPDATE_THRESHOLD&&(this.currentSize.copy(e),this.needsGeometryUpdate=!0)}const i=performance.now();this.needsGeometryUpdate&&i-this.lastGeometryUpdateTime>bm.GEOMETRY_UPDATE_DEBOUNCE&&(this.updateGeometry(),this.updateHitMeshes(),this.needsGeometryUpdate=!1,this.lastGeometryUpdateTime=i),e&&this.applyDistanceScaling(e),this.updateVisualState()}getSize(){return this.goalSize.clone()}dispose(){const{geometry:t,material:e}=this.hitPlane;t.dispose(),e.dispose(),this.hitBox.geometry.dispose(),this.hitBox.material.dispose(),this.geometry.dispose(),this.edgeMaterial.dispose(),this.fillMaterial.dispose(),this.hitBox.removeFromParent(),this.removeFromParent()}} +/* @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 Em=(t,e)=>({type:"number",number:t,unit:e}),Sm=(()=>{const t={};return e=>{const i=e;if(i in t)return t[i];const n=[];let s=0;for(;e;){if(++s>1e3){e="";break}const t=Cm(e),i=t.nodes[0];if(null==i||0===i.terms.length)break;n.push(i),e=t.remainingInput}return t[i]=n}})(),Cm=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,i=/^[\),]/;return n=>{const s=[];for(;n.length&&(n=n.trim(),!i.test(n));)if("("===n[0]){const{nodes:t,remainingInput:e}=Tm(n);n=e,s.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(n)){const t=wm(n),e=t.nodes[0];if("("===(n=t.remainingInput)[0]){const{nodes:t,remainingInput:i}=Tm(n);s.push({type:"function",name:e,arguments:t}),n=i}else s.push(e)}else if(e.test(n))s.push({type:"operator",value:n[0]}),n=n.slice(1);else{const{nodes:t,remainingInput:e}="#"===n[0]?Mm(n):Im(n);if(0===t.length)break;s.push(t[0]),n=e}return{nodes:[{type:"expression",terms:s}],remainingInput:n}}})(),wm=(()=>{const t=/[^a-z0-9_\-\u0240-\uffff]/i;return e=>{const i=e.match(t);return{nodes:[{type:"ident",value:null==i?e:e.substr(0,i.index)}],remainingInput:null==i?"":e.substr(i.index)}}})(),Im=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,i=/^(m|mm|cm|rad|deg|[%])$/;return n=>{const s=n.match(t),r=null==s?"0":s[0],a=(n=null==r?n:n.slice(r.length)).match(e);let o=null!=a&&""!==a[0]?a[0]:null;const l=null==a?n:n.slice(o.length);return null==o||i.test(o)||(o=null),{nodes:[{type:"number",number:parseFloat(r)||0,unit:o}],remainingInput:l}}})(),Mm=(()=>{const t=/^[a-f0-9]*/i;return e=>{const i=(e=e.slice(1).trim()).match(t);return{nodes:null==i?[]:[{type:"hex",value:i[0]}],remainingInput:null==i?e:e.slice(i[0].length)}}})(),Tm=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const i=Cm(t);if(e.push(i.nodes[0]),","===(t=i.remainingInput.trim())[0])t=t.slice(1).trim();else if(")"===t[0]){t=t.slice(1);break}}return{nodes:e,remainingInput:t}},Bm=Symbol("visitedTypes");class Rm{constructor(t){this[Bm]=t}walk(t,e){const i=t.slice();for(;i.length;){const t=i.shift();switch(this[Bm].indexOf(t.type)>-1&&e(t),t.type){case"expression":i.unshift(...t.terms);break;case"function":i.unshift(t.name,...t.arguments)}}}}const Dm=Object.freeze({type:"number",number:0,unit:null}),Lm=(t,e=0)=>{let{number:i,unit:n}=t;if(isFinite(i)){if("rad"===t.unit||null==t.unit)return t}else i=e,n="rad";return{type:"number",number:("deg"===n&&null!=i?i:0)*Math.PI/180,unit:"rad"}},Pm=(t,e=0)=>{let i,{number:n,unit:s}=t;if(isFinite(n)){if("m"===t.unit)return t}else n=e,s="m";switch(s){default:i=1;break;case"cm":i=.01;break;case"mm":i=.001}return{type:"number",number:i*n,unit:"m"}},Um=(()=>{const t=t=>t,e={rad:t,deg:Lm,m:t,mm:Pm,cm:Pm};return(t,i=Dm)=>{isFinite(t.number)||(t.number=i.number,t.unit=i.unit);const{unit:n}=t;if(null==n)return t;const s=e[n];return null==s?i: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 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 Fm,Nm,Om;const Qm=Symbol("evaluate"),km=Symbol("lastValue");class Gm{constructor(){this[Fm]=null}static evaluatableFor(t,e=Dm){if(t instanceof Gm)return t;if("number"===t.type)return"%"===t.unit?new Vm(t,e):t;switch(t.name.value){case"calc":return new Ym(t,e);case"env":return new qm(t)}return Dm}static evaluate(t){return t instanceof Gm?t.evaluate():t}static isConstant(t){return!(t instanceof Gm)||t.isConstant}static applyIntrinsics(t,e){const{basis:i,keywords:n}=e,{auto:s}=n;return i.map(((e,i)=>{const r=null==s[i]?e:s[i];let a=t[i]?t[i]:r;if("ident"===a.type){const t=a.value;t in n&&(a=n[t][i])}return null!=a&&"ident"!==a.type||(a=r),"%"===a.unit?Em(a.number/100*e.number,e.unit):(a=Um(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[km]||(this[km]=this[Qm]()),this[km]}}Fm=km;const Hm=Symbol("percentage"),zm=Symbol("basis");class Vm extends Gm{constructor(t,e){super(),this[Hm]=t,this[zm]=e}get isConstant(){return!0}[Qm](){return Em(this[Hm].number/100*this[zm].number,this[zm].unit)}}const Wm=Symbol("identNode");class qm extends Gm{constructor(t){super(),this[Nm]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[Wm]=e)}get isConstant(){return!1}[(Nm=Wm,Qm)](){if(null!=this[Wm]&&"window-scroll-y"===this[Wm].value){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 Dm}}const jm=/[\*\/]/,Xm=Symbol("evaluator");class Ym extends Gm{constructor(t,e=Dm){if(super(),this[Om]=null,1!==t.arguments.length)return;const i=t.arguments[0].terms.slice(),n=[];for(;i.length;){const t=i.shift();if(n.length>0){const i=n[n.length-1];if("operator"===i.type&&jm.test(i.value)){const i=n.pop(),s=n.pop();if(null==s)return;n.push(new Zm(i,Gm.evaluatableFor(s,e),Gm.evaluatableFor(t,e)));continue}}n.push("operator"===t.type?t:Gm.evaluatableFor(t,e))}for(;n.length>2;){const[t,i,s]=n.splice(0,3);if("operator"!==i.type)return;n.unshift(new Zm(i,Gm.evaluatableFor(t,e),Gm.evaluatableFor(s,e)))}1===n.length&&(this[Xm]=n[0])}get isConstant(){return null==this[Xm]||Gm.isConstant(this[Xm])}[(Om=Xm,Qm)](){return null!=this[Xm]?Gm.evaluate(this[Xm]):Dm}}const Km=Symbol("operator"),Jm=Symbol("left"),$m=Symbol("right");class Zm extends Gm{constructor(t,e,i){super(),this[Km]=t,this[Jm]=e,this[$m]=i}get isConstant(){return Gm.isConstant(this[Jm])&&Gm.isConstant(this[$m])}[Qm](){const t=Um(Gm.evaluate(this[Jm])),e=Um(Gm.evaluate(this[$m])),{number:i,unit:n}=t,{number:s,unit:r}=e;if(null!=r&&null!=n&&r!=n)return Dm;const a=n||r;let o;switch(this[Km].value){case"+":o=i+s;break;case"-":o=i-s;break;case"/":o=i/s;break;case"*":o=i*s;break;default:return Dm}return{type:"number",number:o,unit:a}}}const tg=Symbol("evaluatables"),eg=Symbol("intrinsics");class ig extends Gm{constructor(t,e){super(),this[eg]=e;const i=t[0],n=null!=i?i.terms:[];this[tg]=e.basis.map(((t,e)=>{const i=n[e];return null==i?{type:"ident",value:"auto"}:"ident"===i.type?i:Gm.evaluatableFor(i,t)}))}get isConstant(){for(const t of this[tg])if(!Gm.isConstant(t))return!1;return!0}[Qm](){const t=this[tg].map((t=>Gm.evaluate(t)));return Gm.applyIntrinsics(t,this[eg]).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 ng,sg,rg,ag;const og=Symbol("instances"),lg=Symbol("activateListener"),cg=Symbol("deactivateListener"),hg=Symbol("notifyInstances"),ug=Symbol("notify"),dg=Symbol("callback");class pg{static[hg](){for(const t of pg[og])t[ug]()}static[(ng=og,lg)](){window.addEventListener("scroll",this[hg],{passive:!0})}static[cg](){window.removeEventListener("scroll",this[hg])}constructor(t){this[dg]=t}observe(){0===pg[og].size&&pg[lg](),pg[og].add(this)}disconnect(){pg[og].delete(this),0===pg[og].size&&pg[cg]()}[ug](){this[dg]()}}pg[ng]=new Set;const Ag=Symbol("computeStyleCallback"),mg=Symbol("astWalker"),gg=Symbol("dependencies"),fg=Symbol("onScroll");class vg{constructor(t){this[sg]={},this[rg]=new Rm(["function"]),this[ag]=()=>{this[Ag]({relatedState:"window-scroll"})},this[Ag]=t}observeEffectsFor(t){const e={},i=this[gg];this[mg].walk(t,(t=>{const{name:n}=t,s=t.arguments[0].terms[0];if("env"===n.value&&null!=s&&"ident"===s.type&&"window-scroll-y"===s.value)if(null==e["window-scroll"]){const t="window-scroll"in i?i["window-scroll"]:new pg(this[fg]);t.observe(),delete i["window-scroll"],e["window-scroll"]=t}}));for(const t in i){i[t].disconnect()}this[gg]=e}dispose(){for(const t in this[gg]){this[gg][t].disconnect()}}}sg=gg,rg=mg,ag=fg; +/* @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 bg=t=>{const e=t.observeEffects||!1,i=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(n,s)=>{const r=n.updated,a=n.connectedCallback,o=n.disconnectedCallback,l=Symbol(`${s}StyleEffector`),c=Symbol(`${s}StyleEvaluator`),h=Symbol(`${s}UpdateEvaluator`),u=Symbol(`${s}EvaluateAndSync`);Object.defineProperties(n,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const t=Sm(this[s]);this[c]=new ig(t,i(this)),null==this[l]&&e&&(this[l]=new vg((()=>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(s)&&(this[h](),this[u]()),r.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(s,this[s])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},yg=t=>t<.5?2*t*t:(4-2*t)*t-1,xg=(t,e,i=yg)=>n=>t+(e-t)*i(n),_g=t=>{const e=[],i=[];let n=t.initialValue;for(let s=0;s{const i=e.map((n=0,t=>n+=t));var n;return e=>{e=Ku(e,0,1),e*=i[i.length-1];const n=i.findIndex((t=>t>=e)),s=n<1?0:i[n-1],r=i[n];return t[n]((e-s)/(r-s))}})(e,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. + */ +/* @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 Eg=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const Sg=_g({initialValue:0,keyframes:[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]}),Cg=_g({initialValue:0,keyframes:[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]}),wg="0deg 75deg 105%",Ig=["front","right","back","left"],Mg=["upper-","","lower-"],Tg="auto",Bg="basic",Rg="wiggle",Dg="none",Lg=()=>({basis:[Lm(Em(30,"deg"))],keywords:{auto:[null]}}),Pg=()=>({basis:[Lm(Em(12,"deg"))],keywords:{auto:[null]}}),Ug=(()=>{const t=Sm(wg)[0].terms,e=Um(t[0]),i=Um(t[1]);return t=>{const n=t[Lx].idealCameraDistance();return{basis:[e,i,Em(n,"m")],keywords:{auto:[null,null,Em(105,"%")]}}}})(),Fg=t=>{const e=2.2*t[Lx].boundingSphere.radius;return{basis:[Em(-1/0,"rad"),Em(0,"rad"),Em(e,"m")],keywords:{auto:[null,null,null]}}},Ng=t=>{const e=Ug(t),i=new ig([],e).evaluate()[2];return{basis:[Em(1/0,"rad"),Em(Math.PI,"rad"),Em(i,"m")],keywords:{auto:[null,null,null]}}},Og=t=>{const e=t[Lx].boundingBox.getCenter(new Ci);return{basis:[Em(e.x,"m"),Em(e.y,"m"),Em(e.z,"m")],keywords:{auto:[null,null,null]}}},Qg=Math.PI/2,kg=Math.PI/3,Gg=Qg/2,Hg=2*Math.PI,zg=Symbol("controls"),Vg=Symbol("panElement"),Wg=Symbol("promptElement"),qg=Symbol("promptAnimatedContainer"),jg=Symbol("fingerAnimatedContainers"),Xg=Symbol("deferInteractionPrompt"),Yg=Symbol("updateAria"),Kg=Symbol("a11y"),Jg=Symbol("updateA11y"),$g=Symbol("updateCameraForRadius"),Zg=Symbol("cancelPrompts"),tf=Symbol("onChange"),ef=Symbol("onPointerChange"),nf=Symbol("waitingToPromptUser"),sf=Symbol("userHasInteracted"),rf=Symbol("promptElementVisibleTime"),af=Symbol("lastPromptOffset"),of=Symbol("cancellationSource"),lf=Symbol("lastSpherical"),cf=Symbol("jumpCamera"),hf=Symbol("initialized"),uf=Symbol("maintainThetaPhi"),df=Symbol("syncCameraOrbit"),pf=Symbol("syncFieldOfView"),Af=Symbol("syncCameraTarget"),mf=Symbol("syncMinCameraOrbit"),gf=Symbol("syncMaxCameraOrbit"),ff=Symbol("syncMinFieldOfView"),vf=Symbol("syncMaxFieldOfView"),bf=new $e,yf=new Ci,xf=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:0,maximumPolarAngle:Math.PI,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,touchAction:"none"}),_f=Math.PI/8,Ef=.04,Sf={USER_INTERACTION:"user-interaction",NONE:"none",AUTOMATIC:"automatic"};class Cf extends ke{constructor(t,e,i){super(),this.camera=t,this.element=e,this.scene=i,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.inputSensitivity=1,this.changeSource=Sf.NONE,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserPointing=!1,this.enablePan=!0,this.enableTap=!0,this.panProjection=new Ze,this.panPerPixel=0,this.spherical=new hl,this.goalSpherical=new hl,this.thetaDamper=new vm,this.phiDamper=new vm,this.radiusDamper=new vm,this.logFov=Math.log(xf.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new vm,this.touchMode=null,this.pointers=[],this.startTime=0,this.startPointerPosition={clientX:0,clientY:0},this.lastSeparation=0,this.touchDecided=!1,this.onContext=t=>{if(this.enablePan)t.preventDefault();else for(const t of this.pointers)this.onPointerUp(new PointerEvent("pointercancel",Object.assign(Object.assign({},this.startPointerPosition),{pointerId:t.id})))},this.touchModeZoom=(t,e)=>{if(!this._disableZoom){const t=this.twoTouchDistance(this.pointers[0],this.pointers[1]),e=Ef*this.zoomSensitivity*(this.lastSeparation-t)*50/this.scene.height;this.lastSeparation=t,this.userAdjustOrbit(0,0,e)}this.panPerPixel>0&&this.movePan(t,e)},this.disableScroll=t=>{t.preventDefault()},this.touchModeRotate=(t,e)=>{const{touchAction:i}=this._options;if(!this.touchDecided&&"none"!==i){this.touchDecided=!0;const n=Math.abs(t),s=Math.abs(e);if(this.changeSource===Sf.USER_INTERACTION&&("pan-y"===i&&s>n||"pan-x"===i&&n>s))return void(this.touchMode=null);this.element.addEventListener("touchmove",this.disableScroll,{passive:!1})}this.handleSinglePointerMove(t,e)},this.onPointerDown=t=>{if(this.pointers.length>2)return;const{element:e}=this;0===this.pointers.length&&(e.addEventListener("pointermove",this.onPointerMove),e.addEventListener("pointerup",this.onPointerUp),this.touchMode=null,this.touchDecided=!1,this.startPointerPosition.clientX=t.clientX,this.startPointerPosition.clientY=t.clientY,this.startTime=performance.now());try{e.setPointerCapture(t.pointerId)}catch(t){}this.pointers.push({clientX:t.clientX,clientY:t.clientY,id:t.pointerId}),this.isUserPointing=!1,"touch"===t.pointerType?(this.changeSource=t.altKey?Sf.AUTOMATIC:Sf.USER_INTERACTION,this.onTouchChange(t)):(this.changeSource=Sf.USER_INTERACTION,this.onMouseDown(t)),this.changeSource===Sf.USER_INTERACTION&&this.dispatchEvent({type:"user-interaction"})},this.onPointerMove=t=>{const e=this.pointers.find((e=>e.id===t.pointerId));if(null==e)return;if("mouse"===t.pointerType&&0===t.buttons)return void this.onPointerUp(t);const i=this.pointers.length,n=(t.clientX-e.clientX)/i,s=(t.clientY-e.clientY)/i;0===n&&0===s||(e.clientX=t.clientX,e.clientY=t.clientY,"touch"===t.pointerType?(this.changeSource=t.altKey?Sf.AUTOMATIC:Sf.USER_INTERACTION,null!==this.touchMode&&this.touchMode(n,s)):(this.changeSource=Sf.USER_INTERACTION,this.panPerPixel>0?this.movePan(n,s):this.handleSinglePointerMove(n,s)))},this.onPointerUp=t=>{const{element:e}=this,i=this.pointers.findIndex((e=>e.id===t.pointerId));-1!==i&&this.pointers.splice(i,1),this.panPerPixel>0&&!t.altKey&&this.resetRadius(),0===this.pointers.length?(e.removeEventListener("pointermove",this.onPointerMove),e.removeEventListener("pointerup",this.onPointerUp),e.removeEventListener("touchmove",this.disableScroll),this.enablePan&&this.enableTap&&this.recenter(t)):null!==this.touchMode&&this.onTouchChange(t),this.scene.element[Vg].style.opacity=0,e.style.cursor="grab",this.panPerPixel=0,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end"})},this.onWheel=t=>{this.changeSource=Sf.USER_INTERACTION;const e=t.deltaY*(1==t.deltaMode?18:1)*Ef*this.zoomSensitivity/30;this.userAdjustOrbit(0,0,e),t.preventDefault(),this.dispatchEvent({type:"user-interaction"})},this.onKeyDown=t=>{const{changeSource:e}=this;this.changeSource=Sf.USER_INTERACTION;(t.shiftKey&&this.enablePan?this.panKeyCodeHandler(t):this.orbitZoomKeyCodeHandler(t))?(t.preventDefault(),this.dispatchEvent({type:"user-interaction"})):this.changeSource=e},this._options=Object.assign({},xf),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("pointerdown",this.onPointerDown),t.addEventListener("pointercancel",this.onPointerUp),this._disableZoom||t.addEventListener("wheel",this.onWheel),t.addEventListener("keydown",this.onKeyDown),t.addEventListener("touchmove",(()=>{}),{passive:!1}),t.addEventListener("contextmenu",this.onContext),this.element.style.cursor="grab",this._interactionEnabled=!0,this.updateTouchActionStyle()}}disableInteraction(){if(!0===this._interactionEnabled){const{element:t}=this;t.removeEventListener("pointerdown",this.onPointerDown),t.removeEventListener("pointermove",this.onPointerMove),t.removeEventListener("pointerup",this.onPointerUp),t.removeEventListener("pointercancel",this.onPointerUp),t.removeEventListener("wheel",this.onWheel),t.removeEventListener("keydown",this.onKeyDown),t.removeEventListener("contextmenu",this.onContext),t.style.cursor="",this.touchMode=null,this._interactionEnabled=!1,this.updateTouchActionStyle()}}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),this.updateTouchActionStyle())}getCameraSpherical(t=new hl){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.far=0===e?2:e,this.camera.near=Math.max(t,this.camera.far/1e3),this.camera.updateProjectionMatrix()}updateAspect(t){this.camera.aspect=t,this.camera.updateProjectionMatrix()}setOrbit(t=this.goalSpherical.theta,e=this.goalSpherical.phi,i=this.goalSpherical.radius){const{minimumAzimuthalAngle:n,maximumAzimuthalAngle:s,minimumPolarAngle:r,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:c,phi:h,radius:u}=this.goalSpherical,d=Ku(t,n,s);isFinite(n)||isFinite(s)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const p=Ku(e,r,a),A=Ku(i,o,l);return(d!==c||p!==h||A!==u)&&(!!(isFinite(d)&&isFinite(p)&&isFinite(A))&&(this.goalSpherical.theta=d,this.goalSpherical.phi=p,this.goalSpherical.radius=A,this.goalSpherical.makeSafe(),!0))}setRadius(t){this.goalSpherical.radius=t,this.setOrbit()}setFieldOfView(t){const{minimumFieldOfView:e,maximumFieldOfView:i}=this._options;t=Ku(t,e,i),this.goalLogFov=Math.log(t)}setDamperDecayTime(t){this.thetaDamper.setDecayTime(t),this.phiDamper.setDecayTime(t),this.radiusDamper.setDecayTime(t),this.fovDamper.setDecayTime(t)}adjustOrbit(t,e,i){const{theta:n,phi:s,radius:r}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:c}=this._options,h=this.spherical.theta-n,u=Math.PI-.001,d=n-Ku(t,-u-h,u-h),p=s-e,A=0===i?0:((i>0?o:a)-r)/(Math.log(i>0?c:l)-this.goalLogFov),m=r+i*(isFinite(A)?A:2*(o-a));if(this.setOrbit(d,p,m),0!==i){const t=this.goalLogFov+i;this.setFieldOfView(Math.exp(t))}}jumpToGoal(){this.update(0,1e4)}update(t,e){if(this.isStationary())return!1;const{maximumPolarAngle:i,maximumRadius:n}=this._options,s=this.spherical.theta-this.goalSpherical.theta;return Math.abs(s)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(s)*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,i),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,e,n),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,e,1),this.moveCamera(),!0}updateTouchActionStyle(){const{style:t}=this.element;if(this._interactionEnabled){const{touchAction:e}=this._options;this._disableZoom&&"none"!==e?t.touchAction="manipulation":t.touchAction=e}else t.touchAction=""}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 dn(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())}userAdjustOrbit(t,e,i){this.adjustOrbit(t*this.orbitSensitivity*this.inputSensitivity,e*this.orbitSensitivity*this.inputSensitivity,i*this.inputSensitivity)}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.scene.height}twoTouchDistance(t,e){const{clientX:i,clientY:n}=t,{clientX:s,clientY:r}=e,a=s-i,o=r-n;return Math.sqrt(a*a+o*o)}handleSinglePointerMove(t,e){const i=this.pixelLengthToSphericalAngle(t),n=this.pixelLengthToSphericalAngle(e);!1===this.isUserPointing&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start"})),this.userAdjustOrbit(i,n,0)}initializePan(){const{theta:t,phi:e}=this.spherical,i=t-this.scene.yaw;this.panPerPixel=.018*this.panSensitivity/this.scene.height,this.panProjection.set(-Math.cos(i),-Math.cos(e)*Math.sin(i),0,0,Math.sin(e),0,Math.sin(i),-Math.cos(e)*Math.cos(i),0)}movePan(t,e){const{scene:i}=this,n=yf.set(t,e,0).multiplyScalar(this.inputSensitivity),s=this.spherical.radius*Math.exp(this.logFov)*this.panPerPixel;n.multiplyScalar(s);const r=i.getTarget();r.add(n.applyMatrix3(this.panProjection)),i.boundingSphere.clampPoint(r,r),i.setTarget(r.x,r.y,r.z)}recenter(t){if(performance.now()>this.startTime+300||Math.abs(t.clientX-this.startPointerPosition.clientX)>2||Math.abs(t.clientY-this.startPointerPosition.clientY)>2)return;const{scene:e}=this,i=e.positionAndNormalFromPoint(e.getNDC(t.clientX,t.clientY));if(null==i){const{cameraTarget:t}=e.element;e.element.cameraTarget="",e.element.cameraTarget=t,this.userAdjustOrbit(0,0,1)}else e.target.worldToLocal(i.position),e.setTarget(i.position.x,i.position.y,i.position.z)}resetRadius(){const{scene:t}=this,e=t.positionAndNormalFromPoint(bf.set(0,0));if(null==e)return;t.target.worldToLocal(e.position);const i=t.getTarget(),{theta:n,phi:s}=this.spherical,r=n-t.yaw,a=yf.set(Math.sin(s)*Math.sin(r),Math.cos(s),Math.sin(s)*Math.cos(r)),o=a.dot(e.position.sub(i));i.add(a.multiplyScalar(o)),t.setTarget(i.x,i.y,i.z),this.setOrbit(void 0,void 0,this.goalSpherical.radius-o)}onTouchChange(t){if(1===this.pointers.length)this.touchMode=this.touchModeRotate;else{if(this._disableZoom)return this.touchMode=null,void this.element.removeEventListener("touchmove",this.disableScroll);this.touchMode=this.touchDecided&&null===this.touchMode?null:this.touchModeZoom,this.touchDecided=!0,this.element.addEventListener("touchmove",this.disableScroll,{passive:!1}),this.lastSeparation=this.twoTouchDistance(this.pointers[0],this.pointers[1]),this.enablePan&&null!=this.touchMode&&(this.initializePan(),t.altKey||(this.scene.element[Vg].style.opacity=1))}}onMouseDown(t){this.panPerPixel=0,this.enablePan&&(2===t.button||t.ctrlKey||t.metaKey||t.shiftKey)&&(this.initializePan(),this.scene.element[Vg].style.opacity=1),this.element.style.cursor="grabbing"}orbitZoomKeyCodeHandler(t){let e=!0;switch(t.key){case"PageUp":this.userAdjustOrbit(0,0,Ef*this.zoomSensitivity);break;case"PageDown":this.userAdjustOrbit(0,0,-.04*this.zoomSensitivity);break;case"ArrowUp":this.userAdjustOrbit(0,-_f,0);break;case"ArrowDown":this.userAdjustOrbit(0,_f,0);break;case"ArrowLeft":this.userAdjustOrbit(-_f,0,0);break;case"ArrowRight":this.userAdjustOrbit(_f,0,0);break;default:e=!1}return e}panKeyCodeHandler(t){this.initializePan();let e=!0;switch(t.key){case"ArrowUp":this.movePan(0,-10);break;case"ArrowDown":this.movePan(0,10);break;case"ArrowLeft":this.movePan(-10,0);break;case"ArrowRight":this.movePan(10,0);break;default:e=!1}return e}}const wf='\n \n',If='\n \n',Mf='\n \n \n \n \n \n \n \n \n',Tf={width:.16,height:.07,cornerRadius:.03,opacity:1,color:0,minDistance:.5,maxDistance:10,baseScale:1,distanceScaleFactor:.3},Bf=.05,Rf=.01,Df=.07,Lf=128,Pf=dt;class Uf extends Tn{constructor(){super(),this.isActualSize=!1,this.preRenderIcons(),this.createPanel(),this.createButtons(),this.opacityDamper=new vm,this.goalOpacity=Tf.opacity}createPanel(){const t=this.createPanelShape(),e=new Ya(t),i=new $n({color:Tf.color,opacity:Tf.opacity,transparent:!0});this.panelMesh=new Ms(e,i),this.panelMesh.name="MenuPanel",this.add(this.panelMesh)}createButtons(){this.exitButton=this.createButton("close"),this.exitButton.name="ExitButton",this.exitButton.position.set(Df/2,0,Rf),this.add(this.exitButton),this.toggleButton=this.createButton("view-real-size"),this.toggleButton.name="ToggleButton",this.toggleButton.position.set(-.035,0,Rf),this.add(this.toggleButton)}createPanelShape(){const t=new ba,{width:e,height:i,cornerRadius:n}=Tf;return t.moveTo(-.08+n,-.035),t.lineTo(e/2-n,-.035),t.quadraticCurveTo(e/2,-.035,e/2,-.035+n),t.lineTo(e/2,i/2-n),t.quadraticCurveTo(e/2,i/2,e/2-n,i/2),t.lineTo(-.08+n,i/2),t.quadraticCurveTo(-.08,i/2,-.08,i/2-n),t.lineTo(-.08,-.035+n),t.quadraticCurveTo(-.08,-.035,-.08+n,-.035),t}preRenderIcons(){[{key:"close",svg:wf},{key:"view-real-size",svg:If},{key:"replay",svg:Mf}].forEach((({key:t,svg:e})=>{Uf.iconTextures.has(t)||this.createTextureFromSvg(e,t)}))}createTextureFromSvg(t,e){const i=document.createElement("canvas");i.width=Lf,i.height=Lf;const n=i.getContext("2d"),s=new Image,r=new Blob([t],{type:"image/svg+xml"}),a=URL.createObjectURL(r);s.onload=()=>{n.drawImage(s,0,0,Lf,Lf);const t=new ta(i);t.needsUpdate=!0,t.minFilter=Pf,Uf.iconTextures.set(e,t),URL.revokeObjectURL(a)},s.src=a}createButton(t){const e=new $n({transparent:!0}),i=new Xa(Bf,Bf),n=new Ms(i,e),s=Uf.iconTextures.get(t);if(s)n.material.map=s,n.material.needsUpdate=!0;else{this.createTextureFromSvg("close"===t?wf:"view-real-size"===t?If:Mf,t);const e=()=>{const i=Uf.iconTextures.get(t);i?(n.material.map=i,n.material.needsUpdate=!0):setTimeout(e,10)};e()}return n}exitButtonControllerIntersection(t,e){return t.hitFromController(e,this.exitButton)}scaleModeButtonControllerIntersection(t,e){return t.hitFromController(e,this.toggleButton)}handleScaleToggle(t,e,i,n){if(!t)return null;this.isActualSize=!this.isActualSize;const s=this.isActualSize?"replay":"view-real-size";this.updateScaleModeButtonLabel(s);const r=this.isActualSize?1:e;return Math.max(i,Math.min(n,r))}updateScaleModeButtonLabel(t){const e=Uf.iconTextures.get(t);e&&(this.toggleButton.material.map=e,this.toggleButton.material.needsUpdate=!0)}updatePosition(t,e){if(!e)return;const i=new Ci;e.getWorldPosition(i);const n=e.getSize(),s=Math.min(n.x,n.z),r=Math.max(.5,Math.min(2,s/1)),a=-.2*r,o=.9*r,l=(new Ci).copy(t.position).sub(i);l.y=0,l.normalize();const c=(new Ci).copy(i).add(new Ci(0,a,0)).add(l.multiplyScalar(o));this.position.copy(c);const h=t.position.distanceTo(c),u=Math.max(Tf.minDistance,Math.min(Tf.maxDistance,h)),d=Tf.baseScale+(u-Tf.minDistance)*Tf.distanceScaleFactor;this.scale.set(d,d,d),this.lookAt(t.position)}set show(t){this.goalOpacity=t?Tf.opacity:0}updateOpacity(t){const e=this.panelMesh.material.opacity,i=this.opacityDamper.update(e,this.goalOpacity,t,1);this.traverse((t=>{if(t instanceof Ms){const e=t.material;e.transparent&&(e.opacity=i)}})),this.visible=i>0}dispose(){var t;this.children.forEach((t=>{if(t instanceof Ms){t.geometry&&t.geometry.dispose();(Array.isArray(t.material)?t.material:[t.material]).forEach((t=>{t&&("map"in t&&t.map instanceof ta&&t.map.dispose(),t.dispose())}))}})),null===(t=this.parent)||void 0===t||t.remove(this)}}Uf.iconTextures=new Map; +/* @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 Ff=.8,Nf=150,Of=new Ci(0,1,0),Qf=.01,kf=.001,Gf="not-presenting",Hf="session-started",zf="object-placed",Vf="failed",Wf="tracking",qf="not-tracking",jf=new Ci,Xf=new Si,Yf=new en,Kf=new Ci,Jf=new ks(45,1,.1,100),$f=(new gs).setFromPoints([new Ci(0,0,0),new Ci(0,0,-1)]),Zf="screen-space",tv="world-space";class ev extends ke{isWorldSpaceReady(){return this.xrMode===tv&&this.worldSpaceInitialPlacementDone}constructor(t){super(),this.renderer=t,this.currentSession=null,this.placementMode="floor",this.anchorOffset=null,this.isInteractionEnabled=!0,this.placementBox=null,this.menuPanel=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=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.xrLight=null,this.xrMode=null,this.xrController1=null,this.xrController2=null,this.selectedXRController=null,this.parsedAnchorOffset=null,this.tracking=!0,this.frames=0,this.initialized=!1,this.oldTarget=new Ci,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!1,this.lastDragPosition=new Ci,this.deltaRotation=new Si,this.scaleLine=new Nr($f),this.firstRatio=0,this.lastAngle=0,this.goalPosition=new Ci,this.goalYaw=0,this.goalScale=1,this.xDamper=new vm,this.yDamper=new vm,this.zDamper=new vm,this.yawDamper=new vm,this.pitchDamper=new vm,this.rollDamper=new vm,this.scaleDamper=new vm,this.wasTwoFingering=!1,this.worldSpaceInitialPlacementDone=!1,this.initialModelScale=1,this.minScale=1,this.maxScale=1,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onControllerSelectStart=t=>{var e,i,n;const s=this.presentedScene,r=t.target,a=this.menuPanel;if(null!=this.menuPanel.exitButtonControllerIntersection(s,r))return null===(e=this.menuPanel)||void 0===e||e.dispose(),void this.stopPresenting();if(null!=this.menuPanel.scaleModeButtonControllerIntersection(s,r)){const t=this.menuPanel.handleScaleToggle(this.worldSpaceInitialPlacementDone,this.initialModelScale,this.minScale,this.maxScale);return void(null!==t&&(this.goalScale=t))}a&&(a.show=!1);const o=this.placementBox.controllerIntersection(s,r);if(null!=o){const t=(new Mi).setFromObject(s.pivot).min.y+.2;if(o.point.y<=t)null!=this.selectedXRController?(this.selectedXRController.userData.line.visible=!1,s.canScale&&this.isWorldSpaceReady()&&(this.isTwoHandInteraction=!0,this.firstRatio=this.controllerSeparation()/s.pivot.scale.x,this.scaleLine.visible=!0)):r.attach(s.pivot),this.selectedXRController=r,s.setShadowIntensity(.01);else if(r==this.xrController1?this.xrController1.userData.isSelected=!0:r==this.xrController2&&(this.xrController2.userData.isSelected=!0),(null===(i=this.xrController1)||void 0===i?void 0:i.userData.isSelected)&&(null===(n=this.xrController2)||void 0===n?void 0:n.userData.isSelected))s.canScale&&this.isWorldSpaceReady()&&(this.isTwoHandInteraction=!0,this.firstRatio=this.controllerSeparation()/s.pivot.scale.x,this.scaleLine.visible=!0);else{const t=r===this.xrController1?this.xrController2:this.xrController1;r.userData.initialX=r.position.x,t.userData.turning=!1,r.userData.turning=!0,r.userData.line.visible=!1}}},this.onControllerSelectEnd=t=>{const e=t.target;if(e.userData.turning=!1,e.userData.line.visible=!0,this.isTwoHandInteraction=!1,this.scaleLine.visible=!1,e==this.xrController1?this.xrController1.userData.isSelected=!1:e==this.xrController2&&(this.xrController2.userData.isSelected=!1),null!=this.selectedXRController&&this.selectedXRController!=e)return;const i=this.presentedScene;i.attach(i.pivot),this.selectedXRController=null,this.goalYaw=Math.atan2(i.pivot.matrix.elements[8],i.pivot.matrix.elements[10]),this.goalPosition.x=i.pivot.position.x,this.goalPosition.z=i.pivot.position.z,this.isWorldSpaceReady()&&(this.goalPosition.y=i.pivot.position.y);this.menuPanel.show=!0},this.onUpdateScene=()=>{null!=this.placementBox&&this.isPresenting&&(this.placementBox.updateFromModelChanges(),this.placementBox.setScreenSpaceMode(this.xrMode===Zf)),this.xrMode!==Zf&&(this.menuPanel&&(this.menuPanel.dispose(),this.menuPanel=null),this.menuPanel=new Uf,this.presentedScene.add(this.menuPanel),this.menuPanel.updatePosition(this.presentedScene.getCamera(),this.placementBox))},this.onSelectStart=t=>{if(!this.isInteractionEnabled)return;const e=this.transientHitTestSource;if(null==e)return;const i=this.frame.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=this.placementBox;if(1===i.length){this.inputSource=t.inputSource;const{axes:e}=this.inputSource.gamepad,i=s.getHit(this.presentedScene,e[0],e[1]);s.show=!0,null!=i?(this.isTranslating=!0,this.lastDragPosition.copy(i)):!1===this.placeOnWall&&(this.isRotating=!0,this.lastAngle=1.5*e[0])}else if(2===i.length){s.show=!0,this.isTwoHandInteraction=!0;const{separation:t,angle:e}=this.fingerPolar(i);return this.lastAngle=e,0===this.firstRatio&&(this.firstRatio=t/n.pivot.scale.x),void(n.canScale&&this.setScale(t))}},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!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(){ju();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:[],optionalFeatures:["hit-test","dom-overlay","light-estimation"],domOverlay:this.overlay?{root:this.overlay}:void 0});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(t),this.threeRenderer.xr.cameraAutoUpdate=!1,t}get presentedScene(){return this._presentedScene}get currentGoalPosition(){return this.goalPosition}get currentPosition(){return this.presentedScene?this.presentedScene.pivot.position:this.goalPosition}get isObjectPlaced(){return this.placementComplete}updateAnchor(t){var e;if(t){const i=t.split(" ").map(Number);if(3===i.length&&i.every((t=>!isNaN(t)))){const t=new Ci(i[0],i[1],i[2]);this.goalPosition.copy(t),this.parsedAnchorOffset=t,this.placementComplete||(this.placementComplete=!0,this.worldSpaceInitialPlacementDone=!0,this.placementBox&&(this.placementBox.show=!1),null===(e=this.presentedScene)||void 0===e||e.setShadowIntensity(Ff),this.dispatchEvent({type:"status",status:zf}))}else console.warn(`Invalid dynamic ar-anchor value: "${t}"`)}}async supportsPresentation(){try{return ju(),await navigator.xr.isSessionSupported("immersive-ar")}catch(t){return console.warn("Request to present in WebXR denied:"),console.warn(t),console.warn("Falling back to next ar-mode"),!1}}async present(t,e=!1){if(this.isPresenting&&console.warn("Cannot present while a model is already presenting"),this.parsedAnchorOffset=null,this.anchorOffset){const t=this.anchorOffset.split(" ").map(Number);3===t.length&&t.every((t=>!isNaN(t)))?this.parsedAnchorOffset=new Ci(t[0],t[1],t[2]):console.warn(`Invalid ar-anchor value: "${this.anchorOffset}"`)}let i=new Promise(((t,e)=>{requestAnimationFrame((()=>t()))}));t.setHotspotsVisibility(!1),t.queueRender(),await i,this._presentedScene=t,this.overlay=t.element.shadowRoot.querySelector("div.default"),!0===e&&(this.xrLight=new fm(this.threeRenderer),this.xrLight.addEventListener("estimationstart",(()=>{if(!this.isPresenting||null==this.xrLight)return;const t=this.presentedScene;t.add(this.xrLight),t.environment=this.xrLight.environment})));const n=await this.resolveARSession();n.addEventListener("end",(()=>{this.postSessionCleanup()}),{once:!0});const s=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");s.classList.add("enabled"),s.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=s;const r=await n.requestReferenceSpace("viewer");let a;if(this.xrMode=n.interactionMode,this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,t.setBackground(null),this.oldShadowIntensity=t.shadowIntensity,t.setShadowIntensity(.01),this.oldTarget.copy(t.getTarget()),t.element.addEventListener("load",this.onUpdateScene),this.placeOnWall||this.placeOnCeiling)if(this.placeOnWall)a=void 0;else{const t=20*Math.PI/180;a=new XRRay(new DOMPoint(0,0,0),{x:0,y:Math.sin(t),z:-Math.cos(t)})}else{const t=20*Math.PI/180;a=new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(t),z:-Math.cos(t)})}n.requestHitTestSource({space:r,offsetRay:a}).then((t=>{this.initialHitSource=t})),this.xrMode!==Zf&&(this.setupXRControllers(),this.xDamper.setDecayTime(Nf),this.yDamper.setDecayTime(Nf),this.zDamper.setDecayTime(Nf),this.yawDamper.setDecayTime(Nf),this.pitchDamper.setDecayTime(Nf),this.rollDamper.setDecayTime(Nf),this.scaleDamper.setDecayTime(Nf)),this.currentSession=n,this.placementBox=new _m(t,this.placeOnWall?"back":this.placeOnCeiling?"top":"bottom"),this.placementBox&&this.placementBox.setScreenSpaceMode(this.xrMode===Zf),this.placementComplete=!1,this.xrMode!==Zf&&(this.menuPanel=new Uf,t.add(this.menuPanel),this.menuPanel.updatePosition(t.getCamera(),this.placementBox)),this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:Hf})}setupXRControllerLine(t){if(!t.userData.line){const e=new Nr($f);e.name="line",e.scale.z=5,t.userData.turning=!1,t.userData.line=e,t.add(e)}}setupController(t){this.setupXRControllerLine(t),this.isInteractionEnabled&&(t.addEventListener("selectstart",this.onControllerSelectStart),t.addEventListener("selectend",this.onControllerSelectEnd))}setupXRControllers(){this.xrController1=this.threeRenderer.xr.getController(0),this.xrController2=this.threeRenderer.xr.getController(1),this.setupController(this.xrController1),this.setupController(this.xrController2),this.scaleLine.name="scale line",this.scaleLine.visible=!1,this.xrController1.add(this.scaleLine);const t=this.presentedScene;t.add(this.xrController1),t.add(this.xrController2)}hover(t){if(this.xrMode===Zf||this.selectedXRController==t)return!1;const e=this.presentedScene,i=this.placementBox.controllerIntersection(e,t);return t.userData.line.scale.z=null==i?5:i.distance,null!=i}controllerSeparation(){return this.xrController1.position.distanceTo(this.xrController2.position)}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 WebXR AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return null!=this.presentedScene}get target(){return this.oldTarget}get placeOnCeiling(){return"ceiling"===this.placementMode}get placeOnWall(){return"wall"===this.placementMode}updateTarget(){const t=this.presentedScene;if(null!=t){const e=t.getTarget();this.oldTarget.copy(e),this.placeOnWall?e.z=t.boundingBox.min.z:this.placeOnCeiling?e.y=t.boundingBox.max.y:e.y=t.boundingBox.min.y,t.setTarget(e.x,e.y,e.z)}}cleanupXRController(t){t.userData.turning=!1,t.userData.line.visible=!0,t.removeEventListener("selectstart",this.onControllerSelectStart),t.removeEventListener("selectend",this.onControllerSelectEnd),t.removeFromParent()}postSessionCleanup(){const t=this.currentSession;null!=t&&(t.removeEventListener("selectstart",this.onSelectStart),t.removeEventListener("selectend",this.onSelectEnd),this.currentSession=null);const e=this.presentedScene;if(this._presentedScene=null,null!=e){const{element:t}=e;null!=this.xrLight&&(e.remove(this.xrLight),this.xrLight.dispose(),this.xrLight=null),null!=this.menuPanel&&(this.menuPanel.dispose(),this.menuPanel=null),e.add(e.pivot),e.pivot.quaternion.set(0,0,0,1),e.pivot.position.set(0,0,0),e.pivot.scale.set(1,1,1),e.setShadowOffset(0);const i=this.turntableRotation;null!=i&&(e.yaw=i);const n=this.oldShadowIntensity;null!=n&&e.setShadowIntensity(n),e.setEnvironmentAndSkybox(t[Zu],t[td]);const s=this.oldTarget;e.setTarget(s.x,s.y,s.z),e.xrCamera=null,e.element.removeEventListener("load",this.onUpdateScene),e.orientHotspots(0);const{width:r,height:a}=t.getBoundingClientRect();e.setSize(r,a),requestAnimationFrame((()=>{e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:Sf.NONE}}))}))}this.renderer.height=0;const i=this.exitWebXRButtonContainer;null!=i&&(i.classList.remove("enabled"),i.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const n=this.transientHitTestSource;null!=n&&(n.cancel(),this.transientHitTestSource=null);const s=this.initialHitSource;null!=s&&(s.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),this.xrMode!==Zf&&(null!=this.xrController1&&(this.cleanupXRController(this.xrController1),this.xrController1=null),null!=this.xrController2&&(this.cleanupXRController(this.xrController2),this.xrController2=null),this.selectedXRController=null,this.scaleLine.visible=!1),this.isTranslating=!1,this.isRotating=!1,this.isTwoHandInteraction=!1,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.inputSource=null,this.overlay=null,this.worldSpaceInitialPlacementDone=!1,this.anchorOffset=null,this.parsedAnchorOffset=null,null!=this.resolveCleanup&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:Gf})}updateView(t){const e=this.presentedScene,i=this.threeRenderer.xr;i.updateCamera(Jf),e.xrCamera=i.getCamera();const{elements:n}=e.getCamera().matrixWorld;if(e.orientHotspots(Math.atan2(n[1],n[5])),this.initialized||(this.placeInitially(),this.initialized=!0),t.requestViewportScale&&t.recommendedViewportScale){const e=t.recommendedViewportScale;t.requestViewportScale(Math.max(e,.25))}const s=i.getBaseLayer();if(null!=s){const e=s instanceof XRWebGLLayer?s.getViewport(t):i.getBinding().getViewSubImage(s,t).viewport;this.threeRenderer.setViewport(e.x,e.y,e.width,e.height)}}placeInitially(){var t;const e=this.presentedScene,{pivot:i,element:n}=e,{position:s}=i,r=e.getCamera();if(null!=this.parsedAnchorOffset){if(s.copy(this.parsedAnchorOffset),this.goalPosition.copy(this.parsedAnchorOffset),this.placementComplete=!0,this.worldSpaceInitialPlacementDone=!0,e.setHotspotsVisibility(!0),e.visible=!0,e.setShadowIntensity(Ff),this.placementBox&&(this.placementBox.show=!1),this.dispatchEvent({type:"status",status:zf}),this.isInteractionEnabled)if(this.xrMode===Zf){const{session:t}=this.frame;t.addEventListener("selectstart",this.onSelectStart),t.addEventListener("selectend",this.onSelectEnd),t.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}else this.enableWorldSpaceUserInteraction();return}const{width:a,height:o}=this.overlay.getBoundingClientRect();e.setSize(a,o),r.projectionMatrixInverse.copy(r.projectionMatrix).invert();const{theta:l}=n.getCameraOrbit(),c=r.getWorldDirection(jf);if(e.yaw=Math.atan2(-c.x,-c.z)-l,this.goalYaw=e.yaw,!this.placeOnCeiling||this.isViewPointingUp()){if(this.xrMode===tv){const{position:t,scale:n}=this.calculateWorldSpaceOptimalPlacement(e,r);this.goalPosition.copy(t),this.goalScale=n,this.initialModelScale=n,s.copy(t),i.scale.set(n,n,n),this.worldSpaceInitialPlacementDone=!0,this.calculateWorldSpaceScaleLimits(e),this.enableWorldSpaceUserInteraction()}else{const t=Math.max(1,2*e.boundingSphere.radius);s.copy(r.position).add(c.multiplyScalar(t)),this.updateTarget();const i=e.getTarget();s.add(i).sub(this.oldTarget),this.goalPosition.copy(s)}if(this.placementComplete=!0,e.visible=!0,e.setHotspotsVisibility(!0),this.placementBox&&(this.placementBox.show=!1),null===(t=this.presentedScene)||void 0===t||t.setShadowIntensity(Ff),this.dispatchEvent({type:"status",status:zf}),this.isInteractionEnabled&&this.xrMode===Zf){const{session:t}=this.frame;t.addEventListener("selectstart",this.onSelectStart),t.addEventListener("selectend",this.onSelectEnd),t.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}}else if(e.visible=!1,e.setHotspotsVisibility(!0),this.xrMode===Zf){const{session:t}=this.frame;t.addEventListener("selectstart",this.onSelectStart),t.addEventListener("selectend",this.onSelectEnd),t.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}}checkForDeferredCeilingPlacement(){if(!this.placeOnCeiling||!this.presentedScene||this.presentedScene.visible)return;const t=this.xrMode===tv&&!this.worldSpaceInitialPlacementDone,e=this.xrMode===Zf;(t||e)&&this.isViewPointingUp()&&this.performDeferredPlacement()}performDeferredPlacement(){const t=this.presentedScene;if(this.xrMode===tv){const e=t.getCamera(),{position:i,scale:n}=this.calculateWorldSpaceOptimalPlacement(t,e);this.goalPosition.copy(i),this.goalScale=n,this.initialModelScale=n,t.pivot.position.copy(i),t.pivot.scale.set(n,n,n),this.worldSpaceInitialPlacementDone=!0,this.calculateWorldSpaceScaleLimits(t),this.enableWorldSpaceUserInteraction()}else{const e=t.getCamera(),i=e.getWorldDirection(new Ci),n=Math.max(1,2*t.boundingSphere.radius);t.pivot.position.copy(e.position).add(i.multiplyScalar(n)),this.updateTarget();const s=t.getTarget();if(t.pivot.position.add(s).sub(this.oldTarget),this.goalPosition.copy(t.pivot.position),this.isInteractionEnabled){const{session:t}=this.frame;t.addEventListener("selectstart",this.onSelectStart),t.addEventListener("selectend",this.onSelectEnd),t.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}}this.placementComplete=!0,t.visible=!0,t.setHotspotsVisibility(!0),t.setShadowIntensity(Ff),this.dispatchEvent({type:"status",status:zf})}getTouchLocation(){const{axes:t}=this.inputSource.gamepad;let e=this.placementBox.getExpandedHit(this.presentedScene,t[0],t[1]);return null!=e&&(jf.copy(e).sub(this.presentedScene.getCamera().position),jf.length()>10)?null:e}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),i=t.getPose(e);if(null==i)return null;const n=Yf.fromArray(i.transform.matrix);!0===this.placeOnWall&&(this.goalYaw=Math.atan2(n.elements[4],n.elements[6]));const s=n.elements[5];return this.placeOnWall?s<-.75?null:Kf.setFromMatrixPosition(n):this.placeOnCeiling?s<-.5?Kf.setFromMatrixPosition(n):null:s>.75?Kf.setFromMatrixPosition(n):null}moveToAnchor(t){if(null!=this.parsedAnchorOffset||this.placementComplete)return;const e=this.initialHitSource;if(null==e)return;const i=t.getHitTestResults(e);if(0===i.length)return;const n=i[0],s=this.getHitPoint(n);null!=s&&(this.goalPosition.copy(s),this.placementComplete=!0,this.placementBox&&(this.placementBox.show=!1),this.presentedScene.setShadowIntensity(Ff),this.dispatchEvent({type:"status",status:zf}))}isViewPointingUp(t=15){const e=this.presentedScene.getCamera(),i=e.isArrayCamera&&Array.isArray(e.cameras)?e.cameras[0]:e;if(!i||"function"!=typeof i.updateMatrixWorld)return!1;i.updateMatrixWorld(!0);return-i.matrixWorld.elements[9]>=Math.sin(t*Math.PI/180)}fingerPolar(t){const e=t[0].inputSource.gamepad.axes,i=t[1].inputSource.gamepad.axes,n=i[0]-e[0],s=i[1]-e[1],r=Math.atan2(s,n);let a=this.lastAngle-r;return a>Math.PI?a-=2*Math.PI:a<-Math.PI&&(a+=2*Math.PI),{separation:Math.sqrt(n*n+s*s),deltaYaw:a,angle:r}}setScale(t){let e=t/this.firstRatio;e=Math.abs(e-1)<.2?1:e,this.isWorldSpaceReady()&&(e=Math.max(this.minScale,Math.min(this.maxScale,e))),this.goalScale=e}processInput(t){const e=this.transientHitTestSource;if(null==e)return;const i=t.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=n.pivot.scale.x;if(2===i.length){if(!this.wasTwoFingering){const{separation:t,angle:e}=this.fingerPolar(i);return this.firstRatio=t/s,this.lastAngle=e,this.wasTwoFingering=!0,void(this.isTwoHandInteraction=!0)}const{separation:t,deltaYaw:e,angle:r}=this.fingerPolar(i);return this.goalYaw+=e,this.lastAngle=r,n.canScale&&this.setScale(t),void(this.isTwoHandInteraction=!0)}if(this.wasTwoFingering&&(this.wasTwoFingering=!1,this.isTwoHandInteraction=!1,this.firstRatio=0),this.isTranslating||this.isTwoHandInteraction||this.isRotating)if(this.isRotating){const t=1.5*this.inputSource.gamepad.axes[0];this.goalYaw+=t-this.lastAngle,this.lastAngle=t}else this.isTranslating&&i.forEach((t=>{if(t.inputSource!==this.inputSource)return;let e=null;if(t.results.length>0&&(e=this.getHitPoint(t.results[0])),null==e&&(e=this.getTouchLocation()),null!=e){if(this.goalPosition.sub(this.lastDragPosition),this.isWorldSpaceReady())console.log("[processInput] Setting goalPosition.y to hit.y:",e.y),this.goalPosition.add(e);else if(!1===this.placeOnWall){const t=e.y-this.lastDragPosition.y;if(t<0){this.placementBox.offsetHeight=t/s,this.presentedScene.setShadowOffset(t);const i=jf.copy(n.getCamera().position),r=-t/(i.y-e.y);i.multiplyScalar(r),e.multiplyScalar(1-r).add(i)}this.goalPosition.add(e)}else this.goalPosition.add(e);this.lastDragPosition.copy(e)}}))}applyXRControllerRotation(t,e){if(!t.userData.turning)return;const i=.3*(t.position.x-t.userData.initialX);this.deltaRotation.setFromAxisAngle(Of,i),e.quaternion.multiplyQuaternions(this.deltaRotation,e.quaternion)}handleScalingInXR(t,e){if(this.xrMode===tv&&!this.worldSpaceInitialPlacementDone)return;if(this.xrController1&&this.xrController2&&this.isTwoHandInteraction){const t=this.controllerSeparation();this.setScale(t),this.scaleLine.scale.z=-t,this.scaleLine.lookAt(this.xrController2.position)}const i=t.pivot.scale.x;if(this.goalScale!==i){const n=this.scaleDamper.update(i,this.goalScale,e,1);t.pivot.scale.set(n,n,n)}}updatePivotPosition(t,e){const{pivot:i}=t,n=this.placementBox,s=t.boundingSphere.radius,r=this.goalPosition,a=i.position;let o=Sf.NONE;if(!r.equals(a)){o=Sf.USER_INTERACTION;let{x:i,y:l,z:c}=a;if(i=this.xDamper.update(i,r.x,e,s),l=this.yDamper.update(l,r.y,e,s),c=this.zDamper.update(c,r.z,e,s),a.set(i,l,c),this.xrMode===Zf&&!this.isTranslating){const e=r.y-l;this.placementComplete&&!1===this.placeOnWall?(n.offsetHeight=e/t.pivot.scale.x,t.setShadowOffset(e)):0===e&&(this.placementComplete=!0,n.show=!1,t.setShadowIntensity(Ff))}this.xrMode!==Zf&&r.equals(a)&&t.setShadowIntensity(Ff),this.isWorldSpaceReady()&&t.setShadowIntensity(Ff)}if(this.xrMode===tv&&!this.worldSpaceInitialPlacementDone&&this.goalScale!==i.scale.x){const t=this.scaleDamper.update(i.scale.x,this.goalScale,e,1);i.scale.set(t,t,t)}return t.updateTarget(e),o}updateYaw(t,e){Xf.setFromAxisAngle(jf.set(0,1,0),this.goalYaw);const i=t.pivot.quaternion.angleTo(Xf),n=i-this.yawDamper.update(i,0,e,Math.PI);t.pivot.quaternion.rotateTowards(Xf,n)}updateMenuPanel(t,e,i){this.menuPanel&&(this.menuPanel.updateOpacity(i),this.menuPanel.updatePosition(t.getCamera(),e))}applyXRInputToScene(t){const e=this.presentedScene,i=e.pivot,n=this.placementBox;if(this.updatePlacementBoxOpacity(n,t),this.updateTwoHandInteractionState(),this.applyXRControllerRotations(i),this.handleScalingInXR(e,t),i.parent!==e)return void this.updateMenuPanel(e,n,t);const s=this.updatePivotPosition(e,t);this.updateYaw(e,t),this.dispatchCameraChangeEvent(e,s),this.updateMenuPanel(e,n,t)}updatePlacementBoxOpacity(t,e){const i=this.presentedScene.getCamera();t.update(e,i.position);const n=this.hover(this.xrController1),s=this.hover(this.xrController2),r=(n||s)&&!this.isTwoHandInteraction;t.setInteractionState(this.isTranslating||this.isRotating,r)}updateTwoHandInteractionState(){var t,e;const i=(null===(t=this.xrController1)||void 0===t?void 0:t.userData.isSelected)&&(null===(e=this.xrController2)||void 0===e?void 0:e.userData.isSelected);this.isTwoHandInteraction=!!i}applyXRControllerRotations(t){this.isTwoHandInteraction||(this.xrController1&&this.applyXRControllerRotation(this.xrController1,t),this.xrController2&&this.applyXRControllerRotation(this.xrController2,t))}dispatchCameraChangeEvent(t,e){t.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:e}}))}updateXRControllerHover(){const t=this.hover(this.xrController1),e=this.hover(this.xrController2),i=(t||e)&&!this.isTwoHandInteraction;this.placementBox&&(this.placementBox.setInteractionState(this.isTranslating||this.isRotating,i),this.placementBox.show=i)}enableWorldSpaceUserInteraction(){this.placementBox&&(this.placementBox.show=!0),this.presentedScene&&this.presentedScene.setShadowIntensity(Ff)}handleFirstView(t,e){this.xrMode===tv&&this.worldSpaceInitialPlacementDone||this.moveToAnchor(t),this.processInput(t);const i=e-this.lastTick;this.applyXRInputToScene(i),this.renderer.preRender(this.presentedScene,e,i),this.lastTick=e,this.presentedScene.renderShadow(this.threeRenderer)}onWebXRFrame(t,e){this.xrMode!==Zf&&this.updateXRControllerHover(),this.frame=e,++this.frames;const i=this.threeRenderer.xr.getReferenceSpace(),n=e.getViewerPose(i);null==n&&!0===this.tracking&&this.frames>30&&(this.tracking=!1,this.dispatchEvent({type:"tracking",status:qf}));const s=this.presentedScene;if(null==n||null==s||!s.element.loaded)return void this.threeRenderer.clear();!1===this.tracking&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:Wf}));let r=!0;for(const i of n.views)this.updateView(i),r&&(this.checkForDeferredCeilingPlacement(),this.handleFirstView(e,t),r=!1),this.threeRenderer.render(s,s.getCamera())}calculateWorldSpaceOptimalPlacement(t,e){const i=t.boundingBox,n={x:(i.max.x-i.min.x)/2,y:(i.max.y-i.min.y)/2,z:(i.max.z-i.min.z)/2},s=.15,r=Math.max(1.65,2*Math.max(n.x,n.z)+s),a=15*Math.PI/180,o=new Ci(0,-r*Math.sin(a),-r*Math.cos(a)),l=e.matrixWorld,c=o.clone().applyMatrix4(l),h=Math.max(n.x,n.z)+s,u=n.y,d=.3*r,p=.3*r/Math.max(u,Qf),A=d/Math.max(h,Qf),m=Math.min(p,A);return{position:c.clone().sub(new Ci(0,m*n.y,0)),scale:m}}calculateWorldSpaceScaleLimits(t){const e=t.size,i=Math.max(e.x,e.y,e.z),n=Math.max(Math.min(e.x,e.y,e.z),kf),s=Qf/Math.max(i,kf),r=70/Math.max(n,kf);this.minScale=Math.min(s,r,this.goalScale),this.maxScale=Math.max(s,r,this.goalScale)}}function iv(t){const e=new Map,i=new Map,n=t.clone();return nv(t,n,(function(t,n){e.set(n,t),i.set(t,n)})),n.traverse((function(t){if(!t.isSkinnedMesh)return;const n=t,s=e.get(t),r=s.skeleton.bones;n.skeleton=s.skeleton.clone(),n.bindMatrix.copy(s.bindMatrix),n.skeleton.bones=r.map((function(t){return i.get(t)})),n.bind(n.skeleton,n.bindMatrix)})),n}function nv(t,e,i){i(t,e);for(let n=0;n{t.traverse((t=>{const e=t;if(!e.material)return;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{for(const e in t){const i=t[e];if(i instanceof vi){const t=i.source.data;null!=t.close&&t.close(),i.dispose()}}t.dispose()})),e.geometry.dispose()}))}))}[ov](){const t=this[av],e=iv(this.scene);cv(e,this.scene);const i=[e],n=t.userData?Object.assign({},t.userData):{};return Object.assign(Object.assign({},t),{scene:e,scenes:i,userData:n})}}const cv=(t,e)=>{hv(t,e,((t,e)=>{void 0!==e.userData.variantMaterials&&(t.userData.variantMaterials=new Map(e.userData.variantMaterials)),void 0!==e.userData.variantData&&(t.userData.variantData=e.userData.variantData),void 0!==e.userData.originalMaterial&&(t.userData.originalMaterial=e.userData.originalMaterial)}))},hv=(t,e,i)=>{i(t,e);for(let n=0;n{const n=e.threeObjectMap.get(t);if(null!=n)for(const t in n)if(null!=t&&"primitives"!==t){const e=t,o=n[e],l=s[e][o],c=r.get(i)||{};c[e]=o,r.set(i,c);const h=a.get(l)||new Set;h.add(i),a.set(l,h)}}));return new vv(t,s,r,a)}static[mv](t,e,i){const n=(t,e)=>{if(i(t,e),t.isObject3D){const s=t,r=e;if(s.material)if(Array.isArray(s.material))for(let t=0;t{t.renderOrder=1e3,t.frustumCulled=!1,t.name||(t.name=t.uuid);const i=t;if(i.material){const{geometry:t}=i;i.castShadow=!0,i.isSkinnedMesh&&(t.boundingSphere=n,t.boundingBox=null);const s=i.material;if(!0===s.isMeshBasicMaterial&&(s.toneMapped=!1),s.shadowSide=0,s.aoMap){const{gltf:i,threeObjectMap:n}=e[bv],r=n.get(s);if(null!=i.materials&&null!=r&&null!=r.materials){const e=i.materials[r.materials];e.occlusionTexture&&0===e.occlusionTexture.texCoord&&null!=t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv)}}}})),e}get correlatedSceneGraph(){return this[av][bv]}[ov](){const t=super[ov](),e=new Map;return t.scene.traverse((t=>{const i=t;if(i.material){const t=i.material;if(null!=t){if(e.has(t.uuid))return void(i.material=e.get(t.uuid));i.material=t.clone(),e.set(t.uuid,i.material)}}const n=t;void 0!==n.target&&n.add(n.target)})),t[bv]=vv.from(t,this.correlatedSceneGraph),t}}const xv=(t,e,i)=>{let n;switch(t){case mt:n=new Uint8ClampedArray(e*i*4);break;case _t:n=new Uint16Array(e*i*4);break;case yt:n=new Uint32Array(e*i*4);break;case gt:n=new Int8Array(e*i*4);break;case ft:n=new Int16Array(e*i*4);break;case bt:n=new Int32Array(e*i*4);break;case xt:n=new Float32Array(e*i*4);break;default:throw new Error("Unsupported data type")}return n};let _v;class Ev{constructor(t){var e,i,n,s,r,a,o,l,c,h,u,d,p,A,m,g;this._rendererIsDisposable=!1,this._supportsReadPixels=!0,this.render=()=>{this._renderer.setRenderTarget(this._renderTarget);try{this._renderer.render(this._scene,this._camera)}catch(t){throw this._renderer.setRenderTarget(null),t}this._renderer.setRenderTarget(null)},this._width=t.width,this._height=t.height,this._type=t.type,this._colorSpace=t.colorSpace;const f={format:It,depthBuffer:!1,stencilBuffer:!1,type:this._type,colorSpace:this._colorSpace,anisotropy:void 0!==(null===(e=t.renderTargetOptions)||void 0===e?void 0:e.anisotropy)?null===(i=t.renderTargetOptions)||void 0===i?void 0:i.anisotropy:1,generateMipmaps:void 0!==(null===(n=t.renderTargetOptions)||void 0===n?void 0:n.generateMipmaps)&&(null===(s=t.renderTargetOptions)||void 0===s?void 0:s.generateMipmaps),magFilter:void 0!==(null===(r=t.renderTargetOptions)||void 0===r?void 0:r.magFilter)?null===(a=t.renderTargetOptions)||void 0===a?void 0:a.magFilter:dt,minFilter:void 0!==(null===(o=t.renderTargetOptions)||void 0===o?void 0:o.minFilter)?null===(l=t.renderTargetOptions)||void 0===l?void 0:l.minFilter:dt,samples:void 0!==(null===(c=t.renderTargetOptions)||void 0===c?void 0:c.samples)?null===(h=t.renderTargetOptions)||void 0===h?void 0:h.samples:void 0,wrapS:void 0!==(null===(u=t.renderTargetOptions)||void 0===u?void 0:u.wrapS)?null===(d=t.renderTargetOptions)||void 0===d?void 0:d.wrapS:ot,wrapT:void 0!==(null===(p=t.renderTargetOptions)||void 0===p?void 0:p.wrapT)?null===(A=t.renderTargetOptions)||void 0===A?void 0:A.wrapT:ot};if(this._material=t.material,t.renderer?this._renderer=t.renderer:(this._renderer=Ev.instantiateRenderer(),this._rendererIsDisposable=!0),this._scene=new Xs,this._camera=new Ho,this._camera.position.set(0,0,10),this._camera.left=-.5,this._camera.right=.5,this._camera.top=.5,this._camera.bottom=-.5,this._camera.updateProjectionMatrix(),!((t,e,i,n)=>{if(void 0!==_v)return _v;const s=new xi(1,1,n);e.setRenderTarget(s);const r=new Ms(new Xa,new $n({color:16777215}));e.render(r,i),e.setRenderTarget(null);const a=xv(t,s.width,s.height);return e.readRenderTargetPixels(s,0,0,s.width,s.height,a),s.dispose(),r.geometry.dispose(),r.material.dispose(),_v=0!==a[0],_v})(this._type,this._renderer,this._camera,f)){let t;if(this._type===_t)t=this._renderer.extensions.has("EXT_color_buffer_float")?xt:void 0;void 0!==t?(console.warn(`This browser does not support reading pixels from ${this._type} RenderTargets, switching to 1015`),this._type=t):(this._supportsReadPixels=!1,console.warn("This browser dos not support toArray or toDataTexture, calls to those methods will result in an error thrown"))}this._quad=new Ms(new Xa,this._material),this._quad.geometry.computeBoundingBox(),this._scene.add(this._quad),this._renderTarget=new xi(this.width,this.height,f),this._renderTarget.texture.mapping=void 0!==(null===(m=t.renderTargetOptions)||void 0===m?void 0:m.mapping)?null===(g=t.renderTargetOptions)||void 0===g?void 0:g.mapping:et}static instantiateRenderer(){const t=new Xh;return t.setSize(128,128),t}toArray(){if(!this._supportsReadPixels)throw new Error("Can't read pixels in this browser");const t=xv(this._type,this._width,this._height);return this._renderer.readRenderTargetPixels(this._renderTarget,0,0,this._width,this._height,t),t}toDataTexture(t){const e=new cr(this.toArray(),this.width,this.height,It,this._type,(null==t?void 0:t.mapping)||et,(null==t?void 0:t.wrapS)||ot,(null==t?void 0:t.wrapT)||ot,(null==t?void 0:t.magFilter)||dt,(null==t?void 0:t.minFilter)||dt,(null==t?void 0:t.anisotropy)||1,Se);return e.generateMipmaps=void 0!==(null==t?void 0:t.generateMipmaps)&&(null==t?void 0:t.generateMipmaps),e}disposeOnDemandRenderer(){this._renderer.setRenderTarget(null),this._rendererIsDisposable&&(this._renderer.dispose(),this._renderer.forceContextLoss())}dispose(t){this.disposeOnDemandRenderer(),t&&this.renderTarget.dispose(),this.material instanceof Us&&Object.values(this.material.uniforms).forEach((t=>{t.value instanceof vi&&t.value.dispose()})),Object.values(this.material).forEach((t=>{t instanceof vi&&t.dispose()})),this.material.dispose(),this._quad.geometry.dispose()}get width(){return this._width}set width(t){this._width=t,this._renderTarget.setSize(this._width,this._height)}get height(){return this._height}set height(t){this._height=t,this._renderTarget.setSize(this._width,this._height)}get renderer(){return this._renderer}get renderTarget(){return this._renderTarget}set renderTarget(t){this._renderTarget=t,this._width=t.width,this._height=t.height}get material(){return this._material}get type(){return this._type}get colorSpace(){return this._colorSpace}}class Sv extends Us{constructor({gamma:t,offsetHdr:e,offsetSdr:i,gainMapMin:n,gainMapMax:s,maxDisplayBoost:r,hdrCapacityMin:a,hdrCapacityMax:o,sdr:l,gainMap:c}){super({name:"GainMapDecoderMaterial",vertexShader:"\nvarying vec2 vUv;\n\nvoid main() {\n vUv = uv;\n gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}\n",fragmentShader:"\n// min half float value\n#define HALF_FLOAT_MIN vec3( -65504, -65504, -65504 )\n// max half float value\n#define HALF_FLOAT_MAX vec3( 65504, 65504, 65504 )\n\nuniform sampler2D sdr;\nuniform sampler2D gainMap;\nuniform vec3 gamma;\nuniform vec3 offsetHdr;\nuniform vec3 offsetSdr;\nuniform vec3 gainMapMin;\nuniform vec3 gainMapMax;\nuniform float weightFactor;\n\nvarying vec2 vUv;\n\nvoid main() {\n vec3 rgb = texture2D( sdr, vUv ).rgb;\n vec3 recovery = texture2D( gainMap, vUv ).rgb;\n vec3 logRecovery = pow( recovery, gamma );\n vec3 logBoost = gainMapMin * ( 1.0 - logRecovery ) + gainMapMax * logRecovery;\n vec3 hdrColor = (rgb + offsetSdr) * exp2( logBoost * weightFactor ) - offsetHdr;\n vec3 clampedHdrColor = max( HALF_FLOAT_MIN, min( HALF_FLOAT_MAX, hdrColor ));\n gl_FragColor = vec4( clampedHdrColor , 1.0 );\n}\n",uniforms:{sdr:{value:l},gainMap:{value:c},gamma:{value:new Ci(1/t[0],1/t[1],1/t[2])},offsetHdr:{value:(new Ci).fromArray(e)},offsetSdr:{value:(new Ci).fromArray(i)},gainMapMin:{value:(new Ci).fromArray(n)},gainMapMax:{value:(new Ci).fromArray(s)},weightFactor:{value:(Math.log2(r)-a)/(o-a)}},blending:0,depthTest:!1,depthWrite:!1}),this._maxDisplayBoost=r,this._hdrCapacityMin=a,this._hdrCapacityMax=o,this.needsUpdate=!0,this.uniformsNeedUpdate=!0}get sdr(){return this.uniforms.sdr.value}set sdr(t){this.uniforms.sdr.value=t}get gainMap(){return this.uniforms.gainMap.value}set gainMap(t){this.uniforms.gainMap.value=t}get offsetHdr(){return this.uniforms.offsetHdr.value.toArray()}set offsetHdr(t){this.uniforms.offsetHdr.value.fromArray(t)}get offsetSdr(){return this.uniforms.offsetSdr.value.toArray()}set offsetSdr(t){this.uniforms.offsetSdr.value.fromArray(t)}get gainMapMin(){return this.uniforms.gainMapMin.value.toArray()}set gainMapMin(t){this.uniforms.gainMapMin.value.fromArray(t)}get gainMapMax(){return this.uniforms.gainMapMax.value.toArray()}set gainMapMax(t){this.uniforms.gainMapMax.value.fromArray(t)}get gamma(){const t=this.uniforms.gamma.value;return[1/t.x,1/t.y,1/t.z]}set gamma(t){const e=this.uniforms.gamma.value;e.x=1/t[0],e.y=1/t[1],e.z=1/t[2]}get hdrCapacityMin(){return this._hdrCapacityMin}set hdrCapacityMin(t){this._hdrCapacityMin=t,this.calculateWeight()}get hdrCapacityMax(){return this._hdrCapacityMax}set hdrCapacityMax(t){this._hdrCapacityMax=t,this.calculateWeight()}get maxDisplayBoost(){return this._maxDisplayBoost}set maxDisplayBoost(t){this._maxDisplayBoost=Math.max(1,Math.min(65504,t)),this.calculateWeight()}calculateWeight(){const t=(Math.log2(this._maxDisplayBoost)-this._hdrCapacityMin)/(this._hdrCapacityMax-this._hdrCapacityMin);this.uniforms.weightFactor.value=Math.max(0,Math.min(1,t))}}class Cv extends Error{}class wv extends Error{}const Iv=(t,e,i)=>{const n=new RegExp(`${e}="([^"]*)"`,"i").exec(t);if(n)return n[1];const s=new RegExp(`<${e}[^>]*>([\\s\\S]*?)`,"i").exec(t);if(s){const t=s[1].match(/([^<]*)<\/rdf:li>/g);return t&&3===t.length?t.map((t=>t.replace(/<\/?rdf:li>/g,""))):s[1].trim()}if(void 0!==i)return i;throw new Error(`Can't find ${e} in gainmap metadata`)};class Mv{constructor(t){this.options={debug:!(!t||void 0===t.debug)&&t.debug,extractFII:!t||void 0===t.extractFII||t.extractFII,extractNonFII:!t||void 0===t.extractNonFII||t.extractNonFII}}extract(t){return new Promise(((e,i)=>{const n=this.options.debug,s=new DataView(t.buffer);if(65496!==s.getUint16(0))return void i(new Error("Not a valid jpeg"));const r=s.byteLength;let a,o=2,l=0;for(;o250)return void i(new Error(`Found no marker after ${l} loops 😵`));if(255!==s.getUint8(o))return void i(new Error(`Not a valid marker at offset 0x${o.toString(16)}, found: 0x${s.getUint8(o).toString(16)}`));if(a=s.getUint8(o+1),n&&console.log(`Marker: ${a.toString(16)}`),226===a){n&&console.log("Found APP2 marker (0xffe2)");const t=o+4;if(1297106432===s.getUint32(t)){const n=t+4;let r;if(18761===s.getUint16(n))r=!1;else{if(19789!==s.getUint16(n))return void i(new Error("No valid endianness marker found in TIFF header"));r=!0}if(42!==s.getUint16(n+2,!r))return void i(new Error("Not valid TIFF data! (no 0x002A marker)"));const a=s.getUint32(n+4,!r);if(a<8)return void i(new Error("Not valid TIFF data! (First offset less than 8)"));const o=n+a,l=s.getUint16(o,!r),c=o+2;let h=0;for(let t=c;t{const e=(t=>{let e;e="undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):t.toString();let i=e.indexOf("",i),n=e.slice(i,t+10);try{const t=Iv(n,"hdrgm:GainMapMin","0"),e=Iv(n,"hdrgm:GainMapMax"),i=Iv(n,"hdrgm:Gamma","1"),s=Iv(n,"hdrgm:OffsetSDR","0.015625"),r=Iv(n,"hdrgm:OffsetHDR","0.015625"),a=/hdrgm:HDRCapacityMin="([^"]*)"/.exec(n),o=a?a[1]:"0",l=/hdrgm:HDRCapacityMax="([^"]*)"/.exec(n);if(!l)throw new Error("Incomplete gainmap metadata");const c=l[1];return{gainMapMin:Array.isArray(t)?t.map((t=>parseFloat(t))):[parseFloat(t),parseFloat(t),parseFloat(t)],gainMapMax:Array.isArray(e)?e.map((t=>parseFloat(t))):[parseFloat(e),parseFloat(e),parseFloat(e)],gamma:Array.isArray(i)?i.map((t=>parseFloat(t))):[parseFloat(i),parseFloat(i),parseFloat(i)],offsetSdr:Array.isArray(s)?s.map((t=>parseFloat(t))):[parseFloat(s),parseFloat(s),parseFloat(s)],offsetHdr:Array.isArray(r)?r.map((t=>parseFloat(t))):[parseFloat(r),parseFloat(r),parseFloat(r)],hdrCapacityMin:parseFloat(o),hdrCapacityMax:parseFloat(c)}}catch(t){}i=e.indexOf("new Promise(((e,i)=>{const n=document.createElement("img");n.onload=()=>{e(n)},n.onerror=t=>{i(t)},n.src=URL.createObjectURL(t)}));class Rv extends Eo{constructor(t,e){super(e),t&&(this._renderer=t),this._internalLoadingManager=new xo}setRenderer(t){return this._renderer=t,this}setRenderTargetOptions(t){return this._renderTargetOptions=t,this}prepareQuadRenderer(){this._renderer||console.warn("WARNING: An existing WebGL Renderer was not passed to this Loader constructor or in setRenderer, the result of this Loader will need to be converted to a Data Texture with toDataTexture() before you can use it in your renderer.");const t=new Sv({gainMapMax:[1,1,1],gainMapMin:[0,0,0],gamma:[1,1,1],offsetHdr:[1,1,1],offsetSdr:[1,1,1],hdrCapacityMax:1,hdrCapacityMin:0,maxDisplayBoost:1,gainMap:new vi,sdr:new vi});return new Ev({width:16,height:16,type:_t,colorSpace:Se,material:t,renderer:this._renderer,renderTargetOptions:this._renderTargetOptions})}async render(t,e,i,n){const s=n?new Blob([n],{type:"image/jpeg"}):void 0,r=new Blob([i],{type:"image/jpeg"});let a,o,l=!1;if("undefined"==typeof createImageBitmap){const t=await Promise.all([s?Bv(s):Promise.resolve(void 0),Bv(r)]);o=t[0],a=t[1],l=!0}else{const t=await Promise.all([s?createImageBitmap(s,{imageOrientation:"flipY"}):Promise.resolve(void 0),createImageBitmap(r,{imageOrientation:"flipY"})]);o=t[0],a=t[1]}const c=new vi(o||new ImageData(2,2),et,ot,ot,dt,1008,It,mt,1,Se);c.flipY=l,c.needsUpdate=!0;const h=new vi(a,et,ot,ot,dt,1008,It,mt,1,Ee);h.flipY=l,h.needsUpdate=!0,t.width=a.width,t.height=a.height,t.material.gainMap=c,t.material.sdr=h,t.material.gainMapMin=e.gainMapMin,t.material.gainMapMax=e.gainMapMax,t.material.offsetHdr=e.offsetHdr,t.material.offsetSdr=e.offsetSdr,t.material.gamma=e.gamma,t.material.hdrCapacityMin=e.hdrCapacityMin,t.material.hdrCapacityMax=e.hdrCapacityMax,t.material.maxDisplayBoost=Math.pow(2,e.hdrCapacityMax),t.material.needsUpdate=!0,t.render()}}class Dv extends Rv{load(t,e,i,n){const s=this.prepareQuadRenderer(),r=new wo(this._internalLoadingManager);return r.setResponseType("arraybuffer"),r.setRequestHeader(this.requestHeader),r.setPath(this.path),r.setWithCredentials(this.withCredentials),this.manager.itemStart(t),r.load(t,(async i=>{if("string"==typeof i)throw new Error("Invalid buffer, received [string], was expecting [ArrayBuffer]");const r=new Uint8Array(i);let a,o,l;try{const t=await Tv(r);a=t.sdr,o=t.gainMap,l=t.metadata}catch(e){if(!(e instanceof wv||e instanceof Cv))throw e;console.warn(`Failure to reconstruct an HDR image from ${t}: Gain map metadata not found in the file, HDRJPGLoader will render the SDR jpeg`),l={gainMapMin:[0,0,0],gainMapMax:[1,1,1],gamma:[1,1,1],hdrCapacityMin:0,hdrCapacityMax:1,offsetHdr:[0,0,0],offsetSdr:[0,0,0]},a=r}try{await this.render(s,l,a,o)}catch(e){return this.manager.itemError(t),"function"==typeof n&&n(e),void s.disposeOnDemandRenderer()}"function"==typeof e&&e(s),this.manager.itemEnd(t),s.disposeOnDemandRenderer()}),i,(e=>{this.manager.itemError(t),"function"==typeof n&&n(e)})),s}}class Lv extends Mo{constructor(t){super(t),this.type=_t}parse(t){const e=function(t,e){switch(t){case 1:throw new Error("THREE.RGBELoader: Read Error: "+(e||""));case 2:throw new Error("THREE.RGBELoader: Write Error: "+(e||""));case 3:throw new Error("THREE.RGBELoader: Bad File Format: "+(e||""));default:throw new Error("THREE.RGBELoader: Memory Error: "+(e||""))}},i=function(t,e,i){e=e||1024;let n=t.pos,s=-1,r=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));for(;0>(s=o.indexOf("\n"))&&r=t.byteLength||!(l=i(t)))&&e(1,"no header found"),(c=l.match(/^#\?(\S+)/))||e(3,"bad initial token"),o.valid|=1,o.programtype=c[1],o.string+=l+"\n";l=i(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((c=l.match(n))&&(o.gamma=parseFloat(c[1])),(c=l.match(s))&&(o.exposure=parseFloat(c[1])),(c=l.match(r))&&(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||e(3,"missing format specifier"),4&o.valid||e(3,"missing image size specifier"),o}(r),o=a.width,l=a.height,c=function(t,i,n){const s=i;if(s<8||s>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);s!==(t[2]<<8|t[3])&&e(3,"wrong scanline width");const r=new Uint8Array(4*i*n);r.length||e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*s,c=new Uint8Array(4),h=new Uint8Array(l);let u=n;for(;u>0&&ot.byteLength&&e(1),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])==s||e(3,"bad rgbe scanline format");let i,n=0;for(;n128;if(s&&(i-=128),(0===i||n+i>l)&&e(3,"bad scanline data"),s){const e=t[o++];for(let t=0;tthis.ldrLoader(e).load(t,i,(()=>{}),n)));return i.name=t,i.flipY=!1,i}async loadLottie(t,e,i){const n=await this.getLottieLoader(i);n.setQuality(e);const s=await new Promise(((e,i)=>n.load(t,e,(()=>{}),i)));return s.name=t,s}async loadEquirect(t,e=!1,i=()=>{}){try{const n=Ov.test(t),s=n?this.hdrLoader(e):this.imageLoader(e),r=await new Promise(((e,n)=>s.load(t,(t=>{const{renderTarget:i}=t;if(null!=i){const{texture:n}=i;t.dispose(!1),e(n)}else e(t)}),(t=>{i(t.loaded/t.total*.9)}),n)));return i(1),r.name=t,r.mapping=st,n||(r.colorSpace=Ee),r}finally{i&&i(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,i=()=>{},n=!1){const s="legacy"!==e;"legacy"!==e&&"neutral"!==e||(e=null),e=qu(e);let r,a=Promise.resolve(null);t&&(a=this.loadEquirectFromUrl(t,n,i)),r=e?this.loadEquirectFromUrl(e,n,i):t?this.loadEquirectFromUrl(t,n,i):s?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();const[o,l]=await Promise.all([r,a]);if(null==o)throw new Error("Failed to load environment map.");return{environmentMap:o,skybox:l}}async loadEquirectFromUrl(t,e,i){if(!this.skyboxCache.has(t)){const n=this.loadEquirect(t,e,i);this.skyboxCache.set(t,n)}return this.skyboxCache.get(t)}async GenerateEnvironmentMap(t,e){await((t=0)=>new Promise((e=>setTimeout(e,t))))();const i=this.threeRenderer,n=new Vs(256,{generateMipmaps:!1,type:_t,format:It,colorSpace:Se,depthBuffer:!0}),s=new Hs(.1,100,n),r=s.renderTarget.texture;r.name=e;const a=i.outputColorSpace,o=i.toneMapping;return i.toneMapping=0,i.outputColorSpace=Se,s.update(i,t),this.blurCubemap(n,.04),i.toneMapping=o,i.outputColorSpace=a,r}async loadGeneratedEnvironmentMap(){return null==this.generatedEnvironmentMap&&(this.generatedEnvironmentMap=this.GenerateEnvironmentMap(new Fv("legacy"),"legacy")),this.generatedEnvironmentMap}async loadGeneratedEnvironmentMapAlt(){return null==this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt=this.GenerateEnvironmentMap(new Fv("neutral"),"neutral")),this.generatedEnvironmentMapAlt}blurCubemap(t,e){if(null==this.blurMaterial){this.blurMaterial=this.getBlurShader(Nv);const t=new Bs,e=new Ms(t,this.blurMaterial);this.blurScene=new Xs,this.blurScene.add(e)}const i=t.clone();this.halfblur(t,i,e,"latitudinal"),this.halfblur(i,t,e,"longitudinal")}halfblur(t,e,i,n){const s=t.width,r=isFinite(i)?Math.PI/(2*s):2*Math.PI/39,a=i/r,o=isFinite(i)?1+Math.floor(3*a):Nv;o>Nv&&console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${o} samples when the maximum is set to 20`);const l=[];let c=0;for(let t=0;t= samples ) {\n \n break;\n \n }\n \n float theta = dTheta * float( i );\n gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n \n }\n }\n ",blending:0,depthTest:!1,depthWrite:!1,side:1})}async dispose(){for(const[,t]of this.skyboxCache){(await t).dispose()}null!=this.generatedEnvironmentMap&&((await this.generatedEnvironmentMap).dispose(),this.generatedEnvironmentMap=null),null!=this.generatedEnvironmentMapAlt&&((await this.generatedEnvironmentMapAlt).dispose(),this.generatedEnvironmentMapAlt=null),null!=this.blurMaterial&&this.blurMaterial.dispose()}} +/* @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 kv=[1,.79,.62,.5,.4,.31,.25],Gv="high-performance";class Hv extends ke{static get singleton(){return this._singleton||(this._singleton=new Hv({powerPreference:(self.ModelViewerElement||{}).powerPreference||Gv,debug:Ju()})),this._singleton}static resetSingleton(){const t=this._singleton.dispose();for(const e of t)e.disconnectedCallback();this._singleton=new Hv({powerPreference:(self.ModelViewerElement||{}).powerPreference||Gv,debug:Ju()});for(const e of t)e.connectedCallback()}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return kv[this.scaleStep]}set minScale(t){let e=1;for(;e{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.onWebGLContextRestored=()=>{var t;null===(t=this.textureUtils)||void 0===t||t.dispose(),this.textureUtils=new Qv(this.threeRenderer);for(const t of this.scenes)t.element[ed]()},this.dpr=window.devicePixelRatio,this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas",this.canvas3D.classList.add("show");try{this.threeRenderer=new Xh({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:t.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.debug={checkShaderErrors:!!t.debug,onShaderError:null},this.threeRenderer.toneMapping=7}catch(t){console.warn(t)}this.arRenderer=new ev(this),this.textureUtils=this.canRender?new Qv(this.threeRenderer):null,cA.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize()}registerScene(t){this.scenes.add(t),t.forceRescale();const e=new $e;this.threeRenderer.getSize(e),t.canvas.width=e.x,t.canvas.height=e.y,this.canRender&&this.scenes.size>0&&this.threeRenderer.setAnimationLoop(((t,e)=>this.render(t,e)))}unregisterScene(t){this.scenes.delete(t),this.canvas3D.parentElement===t.canvas.parentElement&&t.canvas.parentElement.removeChild(this.canvas3D),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null)}displayCanvas(t){return t.element.modelIsVisible&&!this.multipleScenesVisible?this.canvas3D:t.element[Dx]}countVisibleScenes(){const{canvas3D:t}=this;let e=0,i=null;for(const n of this.scenes){const{element:s}=n;s.modelIsVisible&&null==n.externalRenderer&&++e,t.parentElement===n.canvas.parentElement&&(i=n)}const n=e>1;if(null!=i){const e=n&&!this.multipleScenesVisible,s=!i.element.modelIsVisible;if(e||s){const{width:e,height:n}=this.sceneSize(i);this.copyPixels(i,e,n),t.parentElement.removeChild(t)}}this.multipleScenesVisible=n}updateRendererSize(){var t;const e=window.devicePixelRatio;if(e!==this.dpr)for(const t of this.scenes){const{element:e}=t;e[bx](e.getBoundingClientRect())}let i=0,n=0;for(const t of this.scenes)i=Math.max(i,t.width),n=Math.max(n,t.height);if(i!==this.width||n!==this.height||e!==this.dpr){this.width=i,this.height=n,this.dpr=e,i=Math.ceil(i*e),n=Math.ceil(n*e),this.canRender&&this.threeRenderer.setSize(i,n,!1);for(const e of this.scenes){const{canvas:s}=e;s.width=i,s.height=n,e.forceRescale(),null===(t=e.effectRenderer)||void 0===t||t.setSize(i,n)}}}updateRendererScale(t){const e=this.scaleStep;this.avgFrameDuration+=Ku(.2*(t-this.avgFrameDuration),-5,5),this.avgFrameDuration>60?++this.scaleStep:this.avgFrameDuration<40&&this.scaleStep>0&&--this.scaleStep,this.scaleStep=Math.min(this.scaleStep,this.lastStep),e!==this.scaleStep&&(this.avgFrameDuration=50)}shouldRender(t){if(t.shouldRender())t.scaleStep!=this.scaleStep&&(t.scaleStep=this.scaleStep,this.rescaleCanvas(t));else{if(0==t.scaleStep)return!1;t.scaleStep=0,this.rescaleCanvas(t)}return!0}rescaleCanvas(t){const e=kv[t.scaleStep],i=Math.ceil(this.width/e),n=Math.ceil(this.height/e),{style:s}=t.canvas;s.width=`${i}px`,s.height=`${n}px`,this.canvas3D.style.width=`${i}px`,this.canvas3D.style.height=`${n}px`;const r=this.dpr*e,a=e<1?"GPU throttling":this.dpr!==window.devicePixelRatio?"No meta viewport tag":"";t.element.dispatchEvent(new CustomEvent("render-scale",{detail:{reportedDpr:window.devicePixelRatio,renderedDpr:r,minimumDpr:this.dpr*kv[this.lastStep],pixelWidth:Math.ceil(t.width*r),pixelHeight:Math.ceil(t.height*r),reason:a}}))}sceneSize(t){const{dpr:e}=this,i=kv[t.scaleStep];return{width:Math.min(Math.ceil(t.width*i*e),this.canvas3D.width),height:Math.min(Math.ceil(t.height*i*e),this.canvas3D.height)}}copyPixels(t,e,i){const n=t.context;null!=n?(n.clearRect(0,0,e,i),n.drawImage(this.canvas3D,0,0,e,i,0,0,e,i),t.canvas.classList.add("show")):console.log("could not acquire 2d context")}orderedScenes(){const t=[];for(const e of[!1,!0])for(const i of this.scenes)i.element.modelIsVisible===e&&t.push(i);return t}get isPresenting(){return this.arRenderer.isPresenting}preRender(t,e,i){const{element:n,exposure:s,toneMapping:r}=t;n[Ux](e,i);const a="number"==typeof s&&!Number.isNaN(s),o=n.environmentImage,l=n.skyboxImage,c=7===r&&("neutral"===o||"legacy"===o||!o&&!l);this.threeRenderer.toneMappingExposure=(a?s:1)*(c?1.3:1)}render(t,e){if(null!=e)return void this.arRenderer.onWebXRFrame(t,e);const i=t-this.lastTick;if(this.lastTick=t,!this.canRender||this.isPresenting)return;this.countVisibleScenes(),this.updateRendererSize(),this.renderedLastFrame&&(this.updateRendererScale(i),this.renderedLastFrame=!1);const{canvas3D:n}=this;for(const e of this.orderedScenes()){const{element:s}=e;if(!s.loaded||!s.modelIsVisible&&e.renderCount>0)continue;if(this.preRender(e,t,i),!this.shouldRender(e))continue;if(null!=e.externalRenderer){const t=e.getCamera();t.updateMatrix();const{matrix:i,projectionMatrix:n}=t,s=i.elements.slice(),r=e.getTarget();s[12]+=r.x,s[13]+=r.y,s[14]+=r.z,e.externalRenderer.render({viewMatrix:s,projectionMatrix:n.elements});continue}if(!s.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&t.queueRender();const{width:r,height:a}=this.sceneSize(e);e.renderShadow(this.threeRenderer),this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.ceil(this.height*this.dpr)-a,r,a),null!=e.effectRenderer?e.effectRenderer.render(i):(this.threeRenderer.autoClear=!0,this.threeRenderer.toneMapping=e.toneMapping,this.threeRenderer.render(e,e.camera)),this.multipleScenesVisible||!e.element.modelIsVisible&&0===e.renderCount?this.copyPixels(e,r,a):n.parentElement!==e.canvas.parentElement&&(e.canvas.parentElement.appendChild(n),e.canvas.classList.remove("show")),e.hasRendered(),++e.renderCount,this.renderedLastFrame=!0}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null;const t=[];for(const e of this.scenes)t.push(e.element);return this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.removeEventListener("webglcontextrestored",this.onWebGLContextRestored),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 zv=Symbol("correlatedObjects"),Vv=Symbol("onUpdate");class Wv{constructor(t,e){this[Vv]=t,this[zv]=e}} +/* @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 qv=new $n,jv=new Xa(2,2);let Xv=0;const Yv=Symbol("threeTexture"),Kv=Symbol("threeTextures");let Jv=class extends Wv{get[Yv](){var t;return null===(t=this[zv])||void 0===t?void 0:t.values().next().value}get[Kv](){return this[zv]}constructor(t,e){super(t,new Set(e?[e]:[])),this[Yv].image.src||(this[Yv].image.src=e.name?e.name:"adhoc_image"+Xv++),this[Yv].image.name||(this[Yv].image.name=e&&e.image&&e.image.src?e.image.src.split("/").pop():"adhoc_image")}get name(){return this[Yv].image.name||""}get uri(){return this[Yv].image.src}get bufferView(){return this[Yv].image.bufferView}get element(){const t=this[Yv];if(t&&(t.isCanvasTexture||t.isVideoTexture))return t.image}get animation(){const t=this[Yv];if(t&&t.isCanvasTexture&&t.animation)return t.animation}get type(){return null!=this.uri?"external":"embedded"}set name(t){for(const e of this[Kv])e.image.name=t}update(){const t=this[Yv];t&&t.isCanvasTexture&&!t.animation&&(this[Yv].needsUpdate=!0,this[Vv]())}async createThumbnail(t,e){const i=new Xs;qv.map=this[Yv];const n=new Ms(jv,qv);i.add(n);const s=new Ho(-1,1,1,-1,0,1),{threeRenderer:r}=Hv.singleton,a=new xi(t,e);r.setRenderTarget(a),r.render(i,s),r.setRenderTarget(null);const o=new Uint8Array(t*e*4);r.readRenderTargetPixels(a,0,0,t,e,o),cx.width=t,cx.height=e;const l=cx.getContext("2d"),c=l.createImageData(t,e);return c.data.set(o),l.putImageData(c,0,0),new Promise((async(t,e)=>{cx.toBlob((i=>{if(!i)return e("Failed to capture thumbnail.");t(URL.createObjectURL(i))}),"image/png")}))}};var $v,Zv;!function(t){t[t.Nearest=9728]="Nearest",t[t.Linear=9729]="Linear",t[t.NearestMipmapNearest=9984]="NearestMipmapNearest",t[t.LinearMipmapNearest=9985]="LinearMipmapNearest",t[t.NearestMipmapLinear=9986]="NearestMipmapLinear",t[t.LinearMipmapLinear=9987]="LinearMipmapLinear"}($v||($v={})),function(t){t[t.ClampToEdge=33071]="ClampToEdge",t[t.MirroredRepeat=33648]="MirroredRepeat",t[t.Repeat=10497]="Repeat"}(Zv||(Zv={})); +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const tb=new Map([[Zv.Repeat,at],[Zv.ClampToEdge,ot],[Zv.MirroredRepeat,lt]]),eb=new Map([[at,Zv.Repeat],[ot,Zv.ClampToEdge],[lt,Zv.MirroredRepeat]]),ib=new Map([[$v.Nearest,ct],[$v.Linear,dt],[$v.NearestMipmapNearest,ht],[$v.LinearMipmapNearest,pt],[$v.NearestMipmapLinear,ut],[$v.LinearMipmapLinear,At]]),nb=new Map([[ct,$v.Nearest],[dt,$v.Linear],[ht,$v.NearestMipmapNearest],[pt,$v.LinearMipmapNearest],[ut,$v.NearestMipmapLinear],[At,$v.LinearMipmapLinear]]),sb=new Map([[$v.Nearest,ct],[$v.Linear,dt]]),rb=new Map([[ct,$v.Nearest],[dt,$v.Linear]]),ab=t=>nb.has(t),ob=t=>rb.has(t),lb=t=>eb.has(t),cb=Symbol("threeTexture"),hb=Symbol("threeTextures"),ub=Symbol("setProperty");class db extends Wv{get[cb](){var t;return null===(t=this[zv])||void 0===t?void 0:t.values().next().value}get[hb](){return this[zv]}constructor(t,e){super(t,new Set(e?[e]:[]))}get name(){return this[cb].name||""}get minFilter(){return nb.get(this[cb].minFilter)}get magFilter(){return rb.get(this[cb].magFilter)}get wrapS(){return eb.get(this[cb].wrapS)}get wrapT(){return eb.get(this[cb].wrapT)}get rotation(){return this[cb].rotation}get scale(){return Vx(this[cb].repeat)}get offset(){return Vx(this[cb].offset)}setMinFilter(t){this[ub]("minFilter",ib.get(t))}setMagFilter(t){this[ub]("magFilter",sb.get(t))}setWrapS(t){this[ub]("wrapS",tb.get(t))}setWrapT(t){this[ub]("wrapT",tb.get(t))}setRotation(t){null==t&&(t=0),this[ub]("rotation",t)}setScale(t){null==t&&(t={u:1,v:1}),this[ub]("repeat",new $e(t.u,t.v))}setOffset(t){null==t&&(t={u:0,v:0}),this[ub]("offset",new $e(t.u,t.v))}[ub](t,e){if(((t,e)=>{switch(t){case"minFilter":return ab(e);case"magFilter":return ob(e);case"wrapS":case"wrapT":return lb(e);case"rotation":case"repeat":case"offset":return!0;default:throw new Error(`Cannot configure property "${t}" on Sampler`)}})(t,e))for(const i of this[hb])i[t]=e,i.needsUpdate=!0;this[Vv]()}} +/* @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 pb=Symbol("image"),Ab=Symbol("sampler"),mb=Symbol("threeTexture");class gb extends Wv{get[mb](){var t;return null===(t=this[zv])||void 0===t?void 0:t.values().next().value}constructor(t,e){super(t,new Set(e?[e]:[])),this[Ab]=new db(t,e),this[pb]=new Jv(t,e)}get name(){return this[mb].name||""}set name(t){for(const e of this[zv])e.name=t}get sampler(){return this[Ab]}get source(){return this[pb]}} +/* @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 fb,vb,bb;const yb=Symbol("texture"),xb=Symbol("transform"),_b=Symbol("materials"),Eb=Symbol("usage"),Sb=Symbol("onUpdate"),Cb=Symbol("activeVideo");var wb;!function(t){t[t.Base=0]="Base",t[t.MetallicRoughness=1]="MetallicRoughness",t[t.Normal=2]="Normal",t[t.Occlusion=3]="Occlusion",t[t.Emissive=4]="Emissive",t[t.Clearcoat=5]="Clearcoat",t[t.ClearcoatRoughness=6]="ClearcoatRoughness",t[t.ClearcoatNormal=7]="ClearcoatNormal",t[t.SheenColor=8]="SheenColor",t[t.SheenRoughness=9]="SheenRoughness",t[t.Transmission=10]="Transmission",t[t.Thickness=11]="Thickness",t[t.Specular=12]="Specular",t[t.SpecularColor=13]="SpecularColor",t[t.Iridescence=14]="Iridescence",t[t.IridescenceThickness=15]="IridescenceThickness",t[t.Anisotropy=16]="Anisotropy"}(wb||(wb={}));class Ib{constructor(t,e,i,n){this[fb]=null,this[vb]={rotation:0,scale:new $e(1,1),offset:new $e(0,0)},this[bb]=!1,i&&(this[xb].rotation=i.rotation,this[xb].scale.copy(i.repeat),this[xb].offset.copy(i.offset),this[yb]=new gb(t,i)),this[Sb]=t,this[_b]=n,this[Eb]=e}get texture(){return this[yb]}setTexture(t){var e,i;const n=null!=t?t.source[Yv]:null,s=null===(e=this[yb])||void 0===e?void 0:e.source[Yv];if(null!=s&&s.isVideoTexture?this[Cb]=!1:(null===(i=this[yb])||void 0===i?void 0:i.source.animation)&&this[yb].source.animation.removeEventListener("enterFrame",this[Sb]),this[yb]=t,null!=n&&n.isVideoTexture){const t=n.image;if(this[Cb]=!0,null!=t.requestVideoFrameCallback){const e=()=>{this[Cb]&&(this[Sb](),t.requestVideoFrameCallback(e))};t.requestVideoFrameCallback(e)}else{const t=()=>{this[Cb]&&(this[Sb](),requestAnimationFrame(t))};requestAnimationFrame(t)}}else null!=(null==t?void 0:t.source.animation)&&t.source.animation.addEventListener("enterFrame",this[Sb]);let r=Ee;if(this[_b])for(const t of this[_b]){switch(this[Eb]){case wb.Base:t.map=n;break;case wb.MetallicRoughness:r=Se,t.metalnessMap=n,t.roughnessMap=n;break;case wb.Normal:r=Se,t.normalMap=n;break;case wb.Occlusion:r=Se,t.aoMap=n;break;case wb.Emissive:t.emissiveMap=n;break;case wb.Clearcoat:t.clearcoatMap=n;break;case wb.ClearcoatRoughness:t.clearcoatRoughnessMap=n;break;case wb.ClearcoatNormal:t.clearcoatNormalMap=n;break;case wb.SheenColor:t.sheenColorMap=n;break;case wb.SheenRoughness:t.sheenRoughnessMap=n;break;case wb.Transmission:t.transmissionMap=n;break;case wb.Thickness:t.thicknessMap=n;break;case wb.Specular:t.specularIntensityMap=n;break;case wb.SpecularColor:t.specularColorMap=n;break;case wb.Iridescence:t.iridescenceMap=n;break;case wb.IridescenceThickness:t.iridescenceThicknessMap=n;break;case wb.Anisotropy:t.anisotropyMap=n}t.needsUpdate=!0}n&&(n.colorSpace=r,n.rotation=this[xb].rotation,n.repeat=this[xb].scale,n.offset=this[xb].offset),this[Sb]()}}fb=yb,vb=xb,bb=Cb; +/* @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 Mb=Symbol("threeMaterial"),Tb=Symbol("threeMaterials"),Bb=Symbol("baseColorTexture"),Rb=Symbol("metallicRoughnessTexture");class Db extends Wv{get[Tb](){return this[zv]}get[Mb](){var t;return null===(t=this[zv])||void 0===t?void 0:t.values().next().value}constructor(t,e){super(t,e);const{map:i,metalnessMap:n}=e.values().next().value;this[Bb]=new Ib(t,wb.Base,i,e),this[Rb]=new Ib(t,wb.MetallicRoughness,n,e)}get baseColorFactor(){const t=[0,0,0,this[Mb].opacity];return this[Mb].color.toArray(t),t}get metallicFactor(){return this[Mb].metalness}get roughnessFactor(){return this[Mb].roughness}get baseColorTexture(){return this[Bb]}get metallicRoughnessTexture(){return this[Rb]}setBaseColorFactor(t){const e=new Xn;t instanceof Array?e.fromArray(t):e.set(t);for(const i of this[Tb])i.color.set(e),t instanceof Array&&t.length>3?i.opacity=t[3]:(t=[0,0,0,i.opacity],e.toArray(t));this[Vv]()}setMetallicFactor(t){for(const e of this[Tb])e.metalness=t;this[Vv]()}setRoughnessFactor(t){for(const e of this[Tb])e.roughness=t;this[Vv]()}} +/* @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 Lb,Pb;const Ub=Symbol("pbrMetallicRoughness"),Fb=Symbol("normalTexture"),Nb=Symbol("occlusionTexture"),Ob=Symbol("emissiveTexture"),Qb=Symbol("backingThreeMaterial"),kb=Symbol("applyAlphaCutoff"),Gb=Symbol("getAlphaMode"),Hb=Symbol("lazyLoadGLTFInfo"),zb=Symbol("initialize"),Vb=Symbol("getLoadedMaterial"),Wb=Symbol("ensureMaterialIsLoaded"),qb=Symbol("gltfIndex"),jb=Symbol("setActive"),Xb=Symbol("variantIndices"),Yb=Symbol("isActive"),Kb=Symbol("modelVariants"),Jb=Symbol("name"),$b=Symbol("pbrTextures");class Zb extends Wv{get[(Lb=Xb,Pb=$b,Qb)](){return this[zv].values().next().value}constructor(t,e,i,n,s,r,a=void 0){super(t,s),this[Lb]=new Set,this[Pb]=new Map,this[qb]=e,this[Yb]=i,this[Kb]=n,this[Jb]=r,null==a?this[zb]():this[Hb]=a}[zb](){const t=this[Vv],e=this[zv];this[Ub]=new Db(t,e);const{normalMap:i,aoMap:n,emissiveMap:s}=e.values().next().value;this[Fb]=new Ib(t,wb.Normal,i,e),this[Nb]=new Ib(t,wb.Occlusion,n,e),this[Ob]=new Ib(t,wb.Emissive,s,e);const r=i=>{this[$b].set(i,new Ib(t,i,null,e))};r(wb.Clearcoat),r(wb.ClearcoatRoughness),r(wb.ClearcoatNormal),r(wb.SheenColor),r(wb.SheenRoughness),r(wb.Transmission),r(wb.Thickness),r(wb.Specular),r(wb.SpecularColor),r(wb.Iridescence),r(wb.IridescenceThickness),r(wb.Anisotropy)}async[Vb](){if(null!=this[Hb]){const t=await this[Hb].doLazyLoad();return this[zb](),this[Hb]=void 0,this.ensureLoaded=async()=>{},t}return null}colorFromRgb(t){const e=new Xn;return t instanceof Array?e.fromArray(t):e.set(t),e}[Wb](){if(null!=this[Hb])throw new Error(`Material "${this.name}" has not been loaded, call 'await\n myMaterial.ensureLoaded()' before using an unloaded material.`)}async ensureLoaded(){await this[Vb]()}get isLoaded(){return null==this[Hb]}get isActive(){return this[Yb]}[jb](t){this[Yb]=t}get name(){return this[Jb]||""}set name(t){if(this[Jb]=t,null!=this[zv])for(const e of this[zv])e.name=t}get pbrMetallicRoughness(){return this[Wb](),this[Ub]}get normalTexture(){return this[Wb](),this[Fb]}get occlusionTexture(){return this[Wb](),this[Nb]}get emissiveTexture(){return this[Wb](),this[Ob]}get emissiveFactor(){return this[Wb](),this[Qb].emissive.toArray()}get index(){return this[qb]}hasVariant(t){const e=this[Kb].get(t);return null!=e&&this[Xb].has(e.index)}setEmissiveFactor(t){this[Wb]();const e=this.colorFromRgb(t);for(const t of this[zv])t.emissive.set(e);this[Vv]()}[Gb](){return this[Qb].transparent?"BLEND":this[Qb].alphaTest>0?"MASK":"OPAQUE"}[kb](){this[Wb]();for(const t of this[zv])"MASK"===this[Gb]()?null==t.alphaTest&&(t.alphaTest=.5):t.alphaTest=void 0,t.needsUpdate=!0}setAlphaCutoff(t){this[Wb]();for(const e of this[zv])e.alphaTest=t,e.needsUpdate=!0;this[kb](),this[Vv]()}getAlphaCutoff(){return this[Wb](),this[Qb].alphaTest}setDoubleSided(t){this[Wb]();for(const e of this[zv])e.side=t?2:0,e.needsUpdate=!0;this[Vv]()}getDoubleSided(){return this[Wb](),2==this[Qb].side}setAlphaMode(t){this[Wb]();const e=(t,e)=>{t.transparent=e,t.depthWrite=!e};for(const i of this[zv])e(i,"BLEND"===t),i.alphaTest="MASK"===t?.5:void 0,i.needsUpdate=!0;this[Vv]()}getAlphaMode(){return this[Wb](),this[Gb]()}get emissiveStrength(){return this[Wb](),this[Qb].emissiveIntensity}setEmissiveStrength(t){this[Wb]();for(const e of this[zv])e.emissiveIntensity=t;this[Vv]()}get clearcoatFactor(){return this[Wb](),this[Qb].clearcoat}get clearcoatRoughnessFactor(){return this[Wb](),this[Qb].clearcoatRoughness}get clearcoatTexture(){return this[Wb](),this[$b].get(wb.Clearcoat)}get clearcoatRoughnessTexture(){return this[Wb](),this[$b].get(wb.ClearcoatRoughness)}get clearcoatNormalTexture(){return this[Wb](),this[$b].get(wb.ClearcoatNormal)}get clearcoatNormalScale(){return this[Wb](),this[Qb].clearcoatNormalScale.x}setClearcoatFactor(t){this[Wb]();for(const e of this[zv])e.clearcoat=t;this[Vv]()}setClearcoatRoughnessFactor(t){this[Wb]();for(const e of this[zv])e.clearcoatRoughness=t;this[Vv]()}setClearcoatNormalScale(t){this[Wb]();for(const e of this[zv])e.clearcoatNormalScale=new $e(t,t);this[Vv]()}get ior(){return this[Wb](),this[Qb].ior}setIor(t){this[Wb]();for(const e of this[zv])e.ior=t;this[Vv]()}get sheenColorFactor(){return this[Wb](),this[Qb].sheenColor.toArray()}get sheenColorTexture(){return this[Wb](),this[$b].get(wb.SheenColor)}get sheenRoughnessFactor(){return this[Wb](),this[Qb].sheenRoughness}get sheenRoughnessTexture(){return this[Wb](),this[$b].get(wb.SheenRoughness)}setSheenColorFactor(t){this[Wb]();const e=this.colorFromRgb(t);for(const t of this[zv])t.sheenColor.set(e),t.sheen=1;this[Vv]()}setSheenRoughnessFactor(t){this[Wb]();for(const e of this[zv])e.sheenRoughness=t,e.sheen=1;this[Vv]()}get transmissionFactor(){return this[Wb](),this[Qb].transmission}get transmissionTexture(){return this[Wb](),this[$b].get(wb.Transmission)}setTransmissionFactor(t){this[Wb]();for(const e of this[zv])e.transmission=t;this[Vv]()}get thicknessFactor(){return this[Wb](),this[Qb].thickness}get thicknessTexture(){return this[Wb](),this[$b].get(wb.Thickness)}get attenuationDistance(){return this[Wb](),this[Qb].attenuationDistance}get attenuationColor(){return this[Wb](),this[Qb].attenuationColor.toArray()}setThicknessFactor(t){this[Wb]();for(const e of this[zv])e.thickness=t;this[Vv]()}setAttenuationDistance(t){this[Wb]();for(const e of this[zv])e.attenuationDistance=t;this[Vv]()}setAttenuationColor(t){this[Wb]();const e=this.colorFromRgb(t);for(const t of this[zv])t.attenuationColor.set(e);this[Vv]()}get specularFactor(){return this[Wb](),this[Qb].specularIntensity}get specularTexture(){return this[Wb](),this[$b].get(wb.Specular)}get specularColorFactor(){return this[Wb](),this[Qb].specularColor.toArray()}get specularColorTexture(){return this[Wb](),this[$b].get(wb.SheenColor)}setSpecularFactor(t){this[Wb]();for(const e of this[zv])e.specularIntensity=t;this[Vv]()}setSpecularColorFactor(t){this[Wb]();const e=this.colorFromRgb(t);for(const t of this[zv])t.specularColor.set(e);this[Vv]()}get iridescenceFactor(){return this[Wb](),this[Qb].iridescence}get iridescenceTexture(){return this[Wb](),this[$b].get(wb.Iridescence)}get iridescenceIor(){return this[Wb](),this[Qb].iridescenceIOR}get iridescenceThicknessMinimum(){return this[Wb](),this[Qb].iridescenceThicknessRange[0]}get iridescenceThicknessMaximum(){return this[Wb](),this[Qb].iridescenceThicknessRange[1]}get iridescenceThicknessTexture(){return this[Wb](),this[$b].get(wb.IridescenceThickness)}setIridescenceFactor(t){this[Wb]();for(const e of this[zv])e.iridescence=t;this[Vv]()}setIridescenceIor(t){this[Wb]();for(const e of this[zv])e.iridescenceIOR=t;this[Vv]()}setIridescenceThicknessMinimum(t){this[Wb]();for(const e of this[zv])e.iridescenceThicknessRange[0]=t;this[Vv]()}setIridescenceThicknessMaximum(t){this[Wb]();for(const e of this[zv])e.iridescenceThicknessRange[1]=t;this[Vv]()}get anisotropyStrength(){return this[Wb](),this[Qb].anisotropy}get anisotropyRotation(){return this[Wb](),this[Qb].anisotropyRotation}get anisotropyTexture(){return this[Wb](),this[$b].get(wb.Anisotropy)}setAnisotropyStrength(t){this[Wb]();for(const e of this[zv])e.anisotropy=t;this[Vv]()}setAnisotropyRotation(t){this[Wb]();for(const e of this[zv])e.anisotropyRotation=t;this[Vv]()}}let ty=class{constructor(t){this.name="",this.children=new Array,this.name=t}};class ey extends ty{constructor(t,e,i,n){super(t.name),this.materials=new Map,this.variantToMaterialMap=new Map,this.initialMaterialIdx=0,this.activeMaterialIdx=0,this.mesh=t;const{gltf:s,threeGLTF:r,threeObjectMap:a}=n;this.parser=r.parser,this.modelVariants=i,this.mesh.userData.variantData=i;const o=a.get(t.material);null!=o.materials?this.initialMaterialIdx=this.activeMaterialIdx=o.materials:console.error(`Primitive (${t.name}) missing initial material reference.`);const l=t.userData.associations||{};if(null==l.meshes)return void console.error("Mesh is missing primitive index association");const c=((s.meshes||[])[l.meshes].primitives||[])[l.primitives];if(null!=c){if(null!=c.material)this.materials.set(c.material,e[c.material]);else{const t=e.findIndex((t=>"Default"===t.name));t>=0?this.materials.set(t,e[t]):console.warn("gltfPrimitive has no material!")}if(c.extensions&&c.extensions.KHR_materials_variants){const t=c.extensions.KHR_materials_variants,n=r.parser.json.extensions.KHR_materials_variants.variants;for(const s of t.mappings){const t=e[s.material];this.materials.set(s.material,t);for(const e of s.variants){const{name:s}=n[e];this.variantToMaterialMap.set(e,t),t[Xb].add(e),i.has(s)||i.set(s,{name:s,index:e})}}}}else console.error("Mesh primitive definition is missing.")}async setActiveMaterial(t){const e=this.materials.get(t);if(t!==this.activeMaterialIdx){const i=e[zv],n=await e[Vb]();this.mesh.material=null!=n?n:i.values().next().value,this.parser.assignFinalMaterial(this.mesh),i.add(this.mesh.material),this.activeMaterialIdx=t}return this.mesh.material}getActiveMaterial(){return this.materials.get(this.activeMaterialIdx)}getMaterial(t){return this.materials.get(t)}async enableVariant(t){if(null==t)return this.setActiveMaterial(this.initialMaterialIdx);if(null!=this.variantToMaterialMap&&this.modelVariants.has(t)){const e=this.modelVariants.get(t);return this.enableVariantHelper(e.index)}return null}async enableVariantHelper(t){if(null!=this.variantToMaterialMap&&null!=t){const e=this.variantToMaterialMap.get(t);if(null!=e)return this.setActiveMaterial(e.index)}return null}async instantiateVariants(){if(null!=this.variantToMaterialMap)for(const t of this.variantToMaterialMap.keys()){const e=this.mesh.userData.variantMaterials.get(t);if(null!=e.material)continue;const i=await this.enableVariantHelper(t);null!=i&&(e.material=i)}}get variantInfo(){return this.variantToMaterialMap}addVariant(t,e){if(!this.ensureVariantIsUnused(e))return!1;this.modelVariants.has(e)||this.modelVariants.set(e,{name:e,index:this.modelVariants.size});const i=this.modelVariants.get(e).index;return t[Xb].add(i),this.variantToMaterialMap.set(i,t),this.materials.set(t.index,t),this.updateVariantUserData(i,t),!0}deleteVariant(t){if(this.variantInfo.has(t)){this.variantInfo.delete(t);const e=this.mesh.userData.variantMaterials;null!=e&&e.delete(t)}}updateVariantUserData(t,e){e[Xb].add(t),this.mesh.userData.variantData=this.modelVariants,this.mesh.userData.variantMaterials=this.mesh.userData.variantMaterials||new Map;this.mesh.userData.variantMaterials.set(t,{material:e[zv].values().next().value,gltfMaterialIndex:e.index})}ensureVariantIsUnused(t){const e=this.modelVariants.get(t);return null==e||!this.variantInfo.has(e.index)||(console.warn(`Primitive cannot add variant '${t}' for this material, it already exists.`),!1)}} +/* @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 iy,ny,sy,ry,ay,oy;const ly=Symbol("materials"),cy=Symbol("hierarchy"),hy=Symbol("roots"),uy=Symbol("primitives"),dy=Symbol("prepareVariantsForExport"),py=Symbol("switchVariant"),Ay=Symbol("materialFromPoint"),my=Symbol("nodeFromPoint"),gy=Symbol("nodeFromIndex"),fy=Symbol("variantData"),vy=Symbol("availableVariants"),by=Symbol("modelOnUpdate"),yy=Symbol("cloneMaterial");class xy{constructor(t,e,i,n){this.gltf=t,this.gltfElementMap=e,this.mapKey=i,this.doLazyLoad=n}}class _y{constructor(t,e=()=>{}){this[iy]=new Array,this[ny]=new Array,this[sy]=new Array,this[ry]=new Array,this[ay]=()=>{},this[oy]=new Map,this[by]=e;const{gltf:i,threeGLTF:n,gltfElementMap:s}=t;for(const[t,r]of i.materials.entries()){const a=s.get(r);if(null!=a)this[ly].push(new Zb(e,t,!0,this[fy],a,r.name));else{const a=(i.materials||[])[t],o=new Set;s.set(a,o);const l=async()=>{const e=await n.parser.getDependency("material",t);return o.add(e),e};this[ly].push(new Zb(e,t,!1,this[fy],o,r.name,new xy(i,s,a,l)))}}const r=new Map,a=new Array;for(const t of n.scene.children)a.push(t);for(;a.length>0;){const e=a.pop();let i=null;e instanceof Ms?(i=new ey(e,this.materials,this[fy],t),this[uy].push(i)):i=new ty(e.name);const n=r.get(e);null!=n?n.children.push(i):this[hy].push(i),this[cy].push(i);for(const t of e.children)a.push(t),r.set(e,i)}}get materials(){return this[ly]}[(iy=ly,ny=cy,sy=hy,ry=uy,ay=by,oy=fy,vy)](){const t=Array.from(this[fy].values());return t.sort(((t,e)=>t.index-e.index)),t.map((t=>t.name))}getMaterialByName(t){const e=this[ly].filter((e=>e.name===t));return e.length>0?e[0]:null}[gy](t,e){const i=this[cy].find((i=>{if(i instanceof ey){const{meshes:n,primitives:s}=i.mesh.userData.associations;if(n==t&&s==e)return!0}return!1}));return null==i?null:i}[my](t){return this[cy].find((e=>{if(e instanceof ey){if(e.mesh===t.object)return!0}return!1}))}[Ay](t){return this[my](t).getActiveMaterial()}async[py](t){for(const e of this[uy])await e.enableVariant(t);for(const t of this.materials)t[jb](!1);for(const t of this[uy])this.materials[t.getActiveMaterial().index][jb](!0)}async[dy](){const t=new Array;for(const e of this[uy])t.push(e.instantiateVariants());await Promise.all(t)}[yy](t,e){const i=this.materials[t];i.isLoaded||console.error("Cloning an unloaded material,\n call 'material.ensureLoaded() before cloning the material.");const n=i[zv],s=new Set;for(const[t,i]of n.entries()){const r=i.clone();r.name=e+(n.size>1?"_inst"+t:""),s.add(r)}const r=new Zb(this[by],this[ly].length,!1,this[fy],s,e);return this[ly].push(r),r}createMaterialInstanceForVariant(t,e,i,n=!0){let s=null;for(const n of this[uy]){const r=this[fy].get(i);null!=r&&n.variantInfo.has(r.index)||null!=n.getMaterial(t)&&(this.hasVariant(i)||this.createVariant(i),null==s&&(s=this[yy](t,e)),n.addVariant(s,i))}if(n&&null!=s){s[jb](!0),this.materials[t][jb](!1);for(const t of this[uy])t.enableVariant(i)}return s}createVariant(t){this[fy].has(t)?console.warn(`Variant '${t}'' already exists`):this[fy].set(t,{name:t,index:this[fy].size})}hasVariant(t){return this[fy].has(t)}setMaterialToVariant(t,e){if(null!=this[vy]().find((t=>t===e)))if(t<0||t>=this.materials.length)console.error("setMaterialToVariant(): materialIndex is out of bounds.");else for(const i of this[uy]){const n=i.getMaterial(t);null!=n&&i.addVariant(n,e)}else console.warn(`Can't add material to '${e}', the variant does not exist.'`)}updateVariantName(t,e){const i=this[fy].get(t);null!=i&&(i.name=e,this[fy].set(e,i),this[fy].delete(t))}deleteVariant(t){const e=this[fy].get(t);if(null!=e){for(const i of this.materials)i.hasVariant(t)&&i[Xb].delete(e.index);for(const t of this[uy])t.deleteVariant(e.index);this[fy].delete(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. + */var Ey=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const Sy=Symbol("currentGLTF"),Cy=Symbol("originalGltfJson"),wy=Symbol("model"),Iy=Symbol("getOnUpdateMethod"),My=Symbol("buildTexture"); +/* @license + * Copyright 2023 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 Ty extends Ms{constructor(){super(void 0,new $n({depthWrite:!1})),this.height=0,this.radius=0,this.resolution=0,this.userData.noHit=!0}get map(){return this.material.map}set map(t){this.material.map=t}isUsable(){return this.height>0&&this.radius>0&&null!=this.geometry&&null!=this.map}updateGeometry(t=this.height,e=this.radius,i=128){t==this.height&&e==this.radius&&i==this.resolution||(this.height=t,this.radius=e,this.resolution=i,t>0&&e>0&&(this.geometry.dispose(),this.geometry=function(t,e,i){const n=new Ka(e,2*i,i);n.scale(1,1,-1);const s=n.getAttribute("position"),r=new Ci;for(let e=0;e0&&--this.referenceCount,0===this.referenceCount}updatePosition(t){if(null==t)return;const e=Sm(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,Um(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=Sm(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,e[t].number)}updateSurface(){const{mesh:t,tri:e,bary:i}=this;if(null==t||null==e||null==i)return;t.getVertexPosition(e.x,By),t.getVertexPosition(e.y,Ry),t.getVertexPosition(e.z,Dy),By.toArray(Ly.elements,0),Ry.toArray(Ly.elements,3),Dy.toArray(Ly.elements,6),this.position.copy(i).applyMatrix3(Ly);const n=this.parent;n.worldToLocal(t.localToWorld(this.position)),Py.set(By,Ry,Dy),Py.getNormal(this.normal).transformDirection(t.matrixWorld);const s=n.parent;Uy.setFromAxisAngle(By.set(0,1,0),-s.rotation.y),this.normal.applyQuaternion(Uy)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){this.element.classList.toggle("hide",!t),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const i=e,n=i.dataset.visibilityAttribute;if(null!=n){const e=`data-${n}`;i.toggleAttribute(e,t)}i.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}}const Ny={name:"HorizontalBlurShader",uniforms:{tDiffuse:{value:null},h:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float h;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"},Oy={name:"VerticalBlurShader",uniforms:{tDiffuse:{value:null},v:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float v;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"};function Qy(t,e,i){return(1-i)*t+i*e} +/* @license + * Copyright 2022 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 ky extends Tn{constructor(t,e,i){super(),this.camera=new Ho,this.renderTarget=null,this.renderTargetBlur=null,this.depthMaterial=new Za,this.horizontalBlurMaterial=new Us(Ny),this.verticalBlurMaterial=new Us(Oy),this.intensity=0,this.softness=1,this.boundingBox=new Mi,this.size=new Ci,this.maxDimension=0,this.isAnimated=!1,this.needsUpdate=!1;const{camera:n}=this;n.rotation.x=Math.PI/2,n.left=-.5,n.right=.5,n.bottom=-.5,n.top=.5,this.add(n);const s=new Xa,r=new $n({opacity:1,transparent:!0,side:1});this.floor=new Ms(s,r),this.floor.userData.noHit=!0,n.add(this.floor),this.blurPlane=new Ms(s),this.blurPlane.visible=!1,n.add(this.blurPlane),t.target.add(this),this.depthMaterial.onBeforeCompile=function(t){t.fragmentShader=t.fragmentShader.replace("gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );","gl_FragColor = vec4( vec3( 0.0 ), ( 1.0 - fragCoordZ ) * opacity );")},this.depthMaterial.side=2,this.horizontalBlurMaterial.depthTest=!1,this.verticalBlurMaterial.depthTest=!1,this.setScene(t,e,i)}setScene(t,e,i){const{boundingBox:n,size:s,rotation:r,position:a}=this;if(this.isAnimated=t.animationNames.length>0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),this.maxDimension=Math.max(s.x,s.y,s.z)*(this.isAnimated?2:1),this.boundingBox.getCenter(a),"back"===i){const{min:t,max:e}=n;[t.y,t.z]=[t.z,t.y],[e.y,e.z]=[e.z,e.y],[s.y,s.z]=[s.z,s.y],r.x=Math.PI/2,r.y=Math.PI}else r.x=0,r.y=0;if(this.isAnimated){const t=n.min.y,e=n.max.y;s.y=this.maxDimension,n.expandByVector(s.subScalar(this.maxDimension).multiplyScalar(-.5)),n.min.y=t,n.max.y=e,s.set(this.maxDimension,e-t,this.maxDimension)}"bottom"===i?a.y=n.min.y:a.z=n.min.y,this.setSoftness(e)}setSoftness(t){this.softness=t;const{size:e,camera:i}=this,n=this.isAnimated?2:1,s=n*Math.pow(2,9-3*t);this.setMapSize(s);const r=e.y/2,a=e.y*n;i.near=0,i.far=Qy(a,r,t),this.depthMaterial.opacity=1/t,i.updateProjectionMatrix(),this.setIntensity(this.intensity),this.setOffset(0)}setMapSize(t){const{size:e}=this;this.isAnimated&&(t*=2);const i=Math.floor(e.x>e.z?t:t*e.x/e.z),n=Math.floor(e.x>e.z?t*e.z/e.x:t),s=10+i,r=10+n;if(null==this.renderTarget||this.renderTarget.width===s&&this.renderTarget.height===r||(this.renderTarget.dispose(),this.renderTarget=null,this.renderTargetBlur.dispose(),this.renderTargetBlur=null),null==this.renderTarget){const t={format:It};this.renderTarget=new xi(s,r,t),this.renderTargetBlur=new xi(s,r,t),this.floor.material.map=this.renderTarget.texture}this.camera.scale.set(e.x*(1+10/i),e.z*(1+10/n),1),this.needsUpdate=!0}setIntensity(t){this.intensity=t,t>0?(this.visible=!0,this.floor.visible=!0,this.floor.material.opacity=t*Qy(.3,1,this.softness*this.softness)):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.intensity}setOffset(t){this.floor.position.z=-t+this.gap()}gap(){return.001*this.maxDimension}render(t,e){e.overrideMaterial=this.depthMaterial;const i=t.getClearAlpha();t.setClearAlpha(0),this.floor.visible=!1;const n=t.xr.enabled;t.xr.enabled=!1;const s=t.getRenderTarget();t.setRenderTarget(this.renderTarget),t.render(e,this.camera),e.overrideMaterial=null,this.floor.visible=!0,this.blurShadow(t),t.xr.enabled=n,t.setRenderTarget(s),t.setClearAlpha(i)}blurShadow(t){const{camera:e,horizontalBlurMaterial:i,verticalBlurMaterial:n,renderTarget:s,renderTargetBlur:r,blurPlane:a}=this;a.visible=!0,a.material=i,i.uniforms.h.value=1/this.renderTarget.width,i.uniforms.tDiffuse.value=this.renderTarget.texture,t.setRenderTarget(r),t.render(a,e),a.material=n,n.uniforms.v.value=1/this.renderTarget.height,n.uniforms.tDiffuse.value=this.renderTargetBlur.texture,t.setRenderTarget(s),t.render(a,e),a.visible=!1}dispose(){null!=this.renderTarget&&this.renderTarget.dispose(),null!=this.renderTargetBlur&&this.renderTargetBlur.dispose(),this.depthMaterial.dispose(),this.horizontalBlurMaterial.dispose(),this.verticalBlurMaterial.dispose(),this.floor.material.dispose(),this.floor.geometry.dispose(),this.blurPlane.geometry.dispose(),this.removeFromParent()}} +/* @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 Gy=new Ci,Hy=new Ci,zy=new Ci,Vy=new class{constructor(t,e,i=0,n=1/0){this.ray=new tn(t,e),this.near=i,this.far=n,this.camera=null,this.layers=new pn,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,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.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)}setFromXRController(t){return ol.identity().extractRotation(t.matrixWorld),this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(ol),this}intersectObject(t,e=!0,i=[]){return cl(t,this,i,e),i.sort(ll),i}intersectObjects(t,e=!0,i=[]){for(let n=0,s=t.length;n{}){if(!t||t===this.url)return void e(1);if(this.reset(),this.url=t,null!=this.externalRenderer){const t=await this.externalRenderer.load(e);return this.boundingSphere.radius=t.framedRadius,void(this.idealAspect=t.fieldOfViewAspect)}let i;null!=this.cancelPendingSourceChange&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);try{i=await new Promise((async(i,n)=>{this.cancelPendingSourceChange=()=>n();try{i(await this.element[Ox].loader.load(t,this.element,e))}catch(t){n(t)}}))}catch(t){if(null==t)return;throw t}this.cancelPendingSourceChange=null,this.reset(),this.url=t,this._currentGLTF=i,null!=i&&(this._model=i.scene,this.target.add(i.scene));const{animations:n}=i,s=new Map,r=[];for(const t of n)s.set(t.name,t),r.push(t.name);this.animations=n,this.animationsByName=s,this.animationNames=r,await this.setupScene()}async setupScene(){this.applyTransform(),this.updateBoundingBox(),await this.updateFraming(),this.updateShadow(),this.setShadowIntensity(this.shadowIntensity),this.setGroundedSkybox()}reset(){this.url=null,this.renderCount=0,this.queueRender(),null!=this.shadow&&this.shadow.setIntensity(0),this.bakedShadows.clear();const{_model:t}=this;null!=t&&(t.removeFromParent(),this._model=null);const e=this._currentGLTF;null!=e&&(e.dispose(),this._currentGLTF=null),null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}dispose(){this.reset(),null!=this.shadow&&(this.shadow.dispose(),this.shadow=null),this.element[Sy]=null,this.element[Cy]=null,this.element[wy]=null}get currentGLTF(){return this._currentGLTF}setSize(t,e){if(this.width!==t||this.height!==e){if(this.width=Math.max(t,1),this.height=Math.max(e,1),this.annotationRenderer.setSize(t,e),this.aspect=this.width/this.height,null!=this.externalRenderer){const i=window.devicePixelRatio;this.externalRenderer.resize(t*i,e*i)}this.queueRender()}}markBakedShadow(t){t.userData.noHit=!0,this.bakedShadows.add(t)}unmarkBakedShadow(t){t.userData.noHit=!1,t.visible=!0,this.bakedShadows.delete(t),this.boundingBox.expandByObject(t)}findBakedShadows(t){const e=new Mi;t.traverse((t=>{const i=t;if(!i.material)return;if(!i.material.transparent)return;e.setFromObject(i);const n=e.getSize(Wy),s=Math.min(n.x,n.y,n.z);Math.max(n.x,n.y,n.z)<100*s||this.markBakedShadow(i)}))}checkBakedShadows(){const{min:t,max:e}=this.boundingBox,i=new Mi;this.boundingBox.getSize(this.size);for(const n of this.bakedShadows)i.setFromObject(n),i.min.y=e.x&&i.min.z<=t.z&&i.max.z>=e.z||i.min.z=e.x&&i.min.y<=t.y&&i.max.y>=e.y||this.unmarkBakedShadow(n)}applyTransform(){const{model:t}=this;if(null==t)return;const e=Sm(this.element.orientation)[0].terms,i=Um(e[0]).number,n=Um(e[1]).number,s=Um(e[2]).number;t.quaternion.setFromEuler(new dn(n,s,i,"YXZ"));const r=Sm(this.element.scale)[0].terms;t.scale.set(r[0].number,r[1].number,r[2].number)}updateBoundingBox(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.findBakedShadows(t);const e=(t,e)=>t.expandByPoint(e);this.setBakedShadowVisibility(!1),this.boundingBox=fA(t,e,new Mi),this.boundingBox.isEmpty()&&(this.setBakedShadowVisibility(!0),this.bakedShadows.forEach((t=>this.unmarkBakedShadow(t))),this.boundingBox=fA(t,e,new Mi)),this.checkBakedShadows(),this.setBakedShadowVisibility(),this.boundingBox.getSize(this.size),this.target.add(t)}async updateFraming(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.setBakedShadowVisibility(!1);const{center:e}=this.boundingSphere;this.element.requestUpdate("cameraTarget"),await this.element.updateComplete,e.copy(this.getTarget());this.boundingSphere.radius=Math.sqrt(fA(t,((t,i)=>Math.max(t,e.distanceToSquared(i))),0));this.idealAspect=fA(t,((t,i)=>{i.sub(e);const n=Math.sqrt(i.x*i.x+i.z*i.z);return Math.max(t,n/(this.idealCameraDistance()-Math.abs(i.y)))}),0)/Math.tan(this.framedFoVDeg/2*Math.PI/180),this.setBakedShadowVisibility(),this.target.add(t)}setBakedShadowVisibility(t=this.shadowIntensity<=0){for(const e of this.bakedShadows)e.visible=t}idealCameraDistance(){const t=this.framedFoVDeg/2*Math.PI/180;return this.boundingSphere.radius/Math.sin(t)}adjustedFoV(t){const e=Math.tan(t/2*Math.PI/180)*Math.max(1,this.idealAspect/this.aspect);return 2*Math.atan(e)*180/Math.PI}getNDC(t,e){if(null!=this.xrCamera)qy.set(t/window.screen.width,e/window.screen.height);else{const i=this.element.getBoundingClientRect();qy.set((t-i.x)/this.width,(e-i.y)/this.height)}return qy.multiplyScalar(2).subScalar(1),qy.y*=-1,qy}getSize(){return{width:this.width,height:this.height}}setEnvironmentAndSkybox(t,e){this.element[Ox].arRenderer.presentedScene!==this&&(this.environment=t,this.setBackground(e),this.queueRender())}setBackground(t){this.groundedSkybox.map=t,this.groundedSkybox.isUsable()?(this.target.add(this.groundedSkybox),this.background=null):(this.target.remove(this.groundedSkybox),this.background=t)}farRadius(){return this.boundingSphere.radius*(null!=this.groundedSkybox.parent?10:1)}setGroundedSkybox(){const t=Sm(this.element.skyboxHeight)[0].terms[0],e=Um(t).number,i=10*this.boundingSphere.radius;this.groundedSkybox.updateGeometry(e,i),this.groundedSkybox.position.y=e-(this.shadow?2*this.shadow.gap():0),this.setBackground(this.groundedSkybox.map)}setTarget(t,e,i){this.goalTarget.set(-t,-e,-i)}setTargetDamperDecayTime(t){this.targetDamperX.setDecayTime(t),this.targetDamperY.setDecayTime(t),this.targetDamperZ.setDecayTime(t)}getTarget(){return this.goalTarget.clone().multiplyScalar(-1)}getDynamicTarget(){return this.target.position.clone().multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(t){const e=this.goalTarget,i=this.target.position;if(e.equals(i))return!1;{const n=this.boundingSphere.radius/10;let{x:s,y:r,z:a}=i;return s=this.targetDamperX.update(s,e.x,t,n),r=this.targetDamperY.update(r,e.y,t,n),a=this.targetDamperZ.update(a,e.z,t,n),this.groundedSkybox.position.x=-s,this.groundedSkybox.position.z=-a,this.target.position.set(s,r,a),this.target.updateMatrixWorld(),this.queueRender(),!0}}pointTowards(t,e){const{x:i,z:n}=this.position;this.yaw=Math.atan2(t-i,e-n)}get model(){return this._model}set yaw(t){this.pivot.rotation.y=t,this.groundedSkybox.rotation.y=-t,this.queueRender()}get yaw(){return this.pivot.rotation.y}set animationTime(t){this.mixer.setTime(t),this.queueShadowRender()}get animationTime(){if(null!=this.currentAnimationAction){const t=Math.max(this.currentAnimationAction._loopCount,0);return this.currentAnimationAction.loop!==Ae||1&~t?this.currentAnimationAction.time:this.duration-this.currentAnimationAction.time}return 0}set animationTimeScale(t){this.mixer.timeScale=t}get animationTimeScale(){return this.mixer.timeScale}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,i=2201,n=1/0){if(null==this._currentGLTF)return;const{animations:s}=this;if(null==s||0===s.length)return;let r=null;if(null!=t&&(r=this.animationsByName.get(t),null==r)){const e=parseInt(t);!isNaN(e)&&e>=0&&e0&&this.animationTime==this.duration&&(this.animationTime=0)),s.setLoop(i,n),s.enabled=!0,s.clampWhenFinished=!0,s.play()}catch(t){console.error(t)}}appendAnimation(t="",e=2201,i=1/0,n=1,s=1,r=!1,a=!1,o=!0,l=null,c=!1){if(null==this._currentGLTF||t===this.element.animationName)return;const{animations:h}=this;if(null==h||0===h.length)return;let u=null;if(t&&(u=this.animationsByName.get(t)),null!=u){"string"==typeof i?isNaN(i)?(i=1/0,console.warn("Invalid repetitionCount value, repetitionCount is set to Infinity")):i=Math.max(parseInt(i),1):"number"==typeof i&&i<1&&(i=1),1===i&&e!==de&&(e=de),"string"==typeof n&&(isNaN(n)?(n=1,console.warn("Invalid weight value, weight is set to 1")):n=parseFloat(n)),"string"==typeof s&&(isNaN(s)?(s=1,console.warn("Invalid timeScale value, timeScale is set to 1")):s=parseFloat(s)),"string"==typeof r&&("true"===r.toLowerCase().trim()?r=!0:"false"===r.toLowerCase().trim()?r=!1:isNaN(r)?(r=!1,console.warn("Invalid fade value, fade is set to false")):r=parseFloat(r)),"string"==typeof a&&("true"===a.toLowerCase().trim()?a=!0:"false"===a.toLowerCase().trim()?a=!1:isNaN(a)?(a=!1,console.warn("Invalid warp value, warp is set to false")):a=parseFloat(a)),"string"==typeof l&&(isNaN(l)||(l=parseFloat(l)));try{const h=this.mixer.existingAction(u)||this.mixer.clipAction(u,this),d=h.timeScale;c&&this.appendedAnimations.includes(t)&&(this.markedAnimations.map((t=>t.name)).includes(t)||this.markedAnimations.push({name:t,loopMode:e,repetitionCount:i})),"number"==typeof l&&(h.time=Math.min(Math.max(l,0),u.duration)),"boolean"==typeof r&&r?h.fadeIn(1.25):"number"==typeof r?h.fadeIn(Math.max(r,0)):n>=0&&(h.weight=Math.min(Math.max(n,0),1)),"boolean"==typeof a&&a?h.warp(o?d:0,s,1.25):"number"==typeof a?h.warp(o?d:0,s,Math.max(a,0)):h.timeScale=s,h.isRunning()||(h.time==u.duration&&h.stop(),h.setLoop(e,i),h.paused=!1,h.enabled=!0,h.clampWhenFinished=!0,h.play()),this.appendedAnimations.includes(t)||this.element[Lx].appendedAnimations.push(t)}catch(t){console.error(t)}}}detachAnimation(t="",e=!0){if(null==this._currentGLTF||t===this.element.animationName)return;const{animations:i}=this;if(null==i||0===i.length)return;let n=null;if(t&&(n=this.animationsByName.get(t)),null!=n){"string"==typeof e&&("true"===e.toLowerCase().trim()?e=!0:"false"===e.toLowerCase().trim()?e=!1:isNaN(e)?(e=!0,console.warn("Invalid fade value, fade is set to true")):e=parseFloat(e));try{const i=this.mixer.existingAction(n)||this.mixer.clipAction(n,this);"boolean"==typeof e&&e?i.fadeOut(1.5):"number"==typeof e?i.fadeOut(Math.max(e,0)):i.stop();const s=this.element[Lx].appendedAnimations.filter((e=>e!==t));this.element[Lx].appendedAnimations=s}catch(t){console.error(t)}}}updateAnimationLoop(t="",e=2201,i=1/0){if(null==this._currentGLTF||t===this.element.animationName)return;const{animations:n}=this;if(null==n||0===n.length)return;let s=null;if(t&&(s=this.animationsByName.get(t)),null!=s)try{const t=this.mixer.existingAction(s)||this.mixer.clipAction(s,this);t.stop(),t.setLoop(e,i),t.play()}catch(t){console.error(t)}}stopAnimation(){this.currentAnimationAction=null,this.mixer.stopAllAction()}updateAnimation(t){this.mixer.update(t),this.queueShadowRender()}subscribeMixerEvent(t,e){this.mixer.addEventListener(t,e)}updateShadow(){const t=this.shadow;if(null!=t){const e="wall"===this.element.arPlacement?"back":"ceiling"===this.element.arPlacement?"top":"bottom";t.setScene(this,this.shadowSoftness,e),t.needsUpdate=!0}}renderShadow(t){const e=this.shadow;null!=e&&1==e.needsUpdate&&(e.render(t,this),e.needsUpdate=!1)}queueShadowRender(){null!=this.shadow&&(this.shadow.needsUpdate=!0)}setShadowIntensity(t){if(this.shadowIntensity=t,null!=this._currentGLTF&&(this.setBakedShadowVisibility(),!(t<=0&&null==this.shadow))){if(null==this.shadow){const t="wall"===this.element.arPlacement?"back":"bottom";this.shadow=new ky(this,this.shadowSoftness,t)}this.shadow.setIntensity(t)}}setShadowSoftness(t){this.shadowSoftness=t;const e=this.shadow;null!=e&&e.setSoftness(t)}setShadowOffset(t){const e=this.shadow;null!=e&&e.setOffset(t)}getHit(t=this){return Vy.intersectObject(t,!0).find((t=>t.object.visible&&!t.object.userData.noHit))}hitFromController(t,e=this){return Vy.setFromXRController(t),this.getHit(e)}hitFromPoint(t,e=this){return Vy.setFromCamera(t,this.getCamera()),this.getHit(e)}positionAndNormalFromPoint(t,e=this){var i;const n=this.hitFromPoint(t,e);if(null==n)return null;return{position:n.point,normal:null!=n.face?n.face.normal.clone().applyNormalMatrix((new Ze).getNormalMatrix(n.object.matrixWorld)):Vy.ray.direction.clone().multiplyScalar(-1),uv:null!==(i=n.uv)&&void 0!==i?i:null}}surfaceFromPoint(t,e=this){const i=this.element.model;if(null==i)return null;const n=this.hitFromPoint(t,e);if(null==n||null==n.face)return null;const s=i[my](n),{meshes:r,primitives:a}=s.mesh.userData.associations,o=new Ci,l=new Ci,c=new Ci,{a:h,b:u,c:d}=n.face,p=n.object;p.getVertexPosition(h,o),p.getVertexPosition(u,l),p.getVertexPosition(d,c);const A=new zn(o,l,c),m=new Ci;return A.getBarycoord(p.worldToLocal(n.point),m),`${r} ${a} ${h} ${u} ${d} ${m.x.toFixed(3)} ${m.y.toFixed(3)} ${m.z.toFixed(3)}`}addHotspot(t){this.target.add(t),this.annotationRenderer.domElement.appendChild(t.element),this.updateSurfaceHotspot(t)}removeHotspot(t){this.target.remove(t)}forHotspots(t){const{children:e}=this.target;for(let i=0,n=e.length;i=n||s.y>=n||s.z>=n)return void console.warn(t.surface+" vertex indices out of range in this glTF! Skipping this hotspot.");const r=new Ci(e[5].number,e[6].number,e[7].number);t.mesh=i.mesh,t.tri=s,t.bary=r,t.updateSurface()}animateSurfaceHotspots(){this.element.paused||this.forHotspots((t=>{t.updateSurface()}))}updateHotspotsVisibility(t){this.forHotspots((e=>{Gy.copy(t),Hy.setFromMatrixPosition(e.matrixWorld),Gy.sub(Hy),zy.copy(e.normal).transformDirection(this.target.matrixWorld),Gy.dot(zy)<0?e.hide():e.show()}))}orientHotspots(t){this.forHotspots((e=>{e.orient(t)}))}setHotspotsVisibility(t){this.forHotspots((e=>{e.visible=t}))}updateSchema(t){var e;const{schemaElement:i,element:n}=this,{alt:s,poster:r,iosSrc:a}=n;if(null!=t){const n=[{"@type":"MediaObject",contentUrl:t,encodingFormat:"gltf"===(null===(e=t.split(".").pop())||void 0===e?void 0:e.toLowerCase())?"model/gltf+json":"model/gltf-binary"}];a&&n.push({"@type":"MediaObject",contentUrl:a,encodingFormat:"model/vnd.usdz+zip"});const o={"@context":"http://schema.org/","@type":"3DModel",image:null!=r?r:void 0,name:null!=s?s:void 0,encoding:n};i.textContent=JSON.stringify(o),document.head.appendChild(i)}else null!=i.parentElement&&i.parentElement.removeChild(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 Xy extends EventTarget{constructor(){super(...arguments),this.ongoingActivities=new Set,this.totalProgress=0}get ongoingActivityCount(){return this.ongoingActivities.size}beginActivity(t){const e={progress:0,completed:!1};return this.ongoingActivities.add(e),1===this.ongoingActivityCount&&this.announceTotalProgress(e,0,t),i=>{let n;return n=Math.max(Ku(i,0,1),e.progress),n!==e.progress&&this.announceTotalProgress(e,n,t),e.progress}}announceTotalProgress(t,e,i){let n=0,s=0;1==e&&(t.completed=!0);for(const t of this.ongoingActivities){const{progress:e}=t;n+=1-e,t.completed&&s++}const r=t.progress;t.progress=e,this.totalProgress+=(e-r)*(1-this.totalProgress)/n;const a=s===this.ongoingActivityCount?1:this.totalProgress;this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:a,reason:i}})),s===this.ongoingActivityCount&&(this.totalProgress=0,this.ongoingActivities.clear())}} +/* @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 Yy,Ky,Jy,$y,Zy,tx,ex,ix,nx,sx,rx,ax,ox,lx=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const cx=document.createElement("canvas"),hx=Symbol("fallbackResizeHandler"),ux=Symbol("defaultAriaLabel"),dx=Symbol("resizeObserver"),px=Symbol("clearModelTimeout"),Ax=Symbol("onContextLost"),mx=Symbol("loaded"),gx=Symbol("status"),fx=Symbol("onFocus"),vx=Symbol("onBlur"),bx=Symbol("updateSize"),yx=Symbol("intersectionObserver"),xx=Symbol("isElementInViewport"),_x=Symbol("announceModelVisibility"),Ex=Symbol("ariaLabel"),Sx=Symbol("altDefaulted"),Cx=Symbol("statusElement"),wx=Symbol("updateStatus"),Ix=Symbol("loadedTime"),Mx=Symbol("updateSource"),Tx=Symbol("markLoaded"),Bx=Symbol("container"),Rx=Symbol("input"),Dx=Symbol("canvas"),Lx=Symbol("scene"),Px=Symbol("needsRender"),Ux=Symbol("tick"),Fx=Symbol("onModelLoad"),Nx=Symbol("onResize"),Ox=Symbol("renderer"),Qx=Symbol("progressTracker"),kx=Symbol("getLoaded"),Gx=Symbol("getModelIsVisible"),Hx=Symbol("shouldAttemptPreload"),zx=t=>({x:t.x,y:t.y,z:t.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}}),Vx=t=>({u:t.x,v:t.y,toString(){return`${this.u} ${this.v}`}});class Wx extends y{static get is(){return"model-viewer"}static set modelCacheSize(t){cA[oA].evictionThreshold=t}static get modelCacheSize(){return cA[oA].evictionThreshold}static set minimumRenderScale(t){t>1&&console.warn(" minimumRenderScale has been clamped to a maximum value of 1."),t<=0&&console.warn(" minimumRenderScale has been clamped to a minimum value of 0.25."),Hv.singleton.minScale=t}static get minimumRenderScale(){return Hv.singleton.minScale}get loaded(){return this[kx]()}get[(Yy=xx,Ky=mx,Jy=Ix,$y=gx,Zy=px,tx=hx,ex=_x,ix=dx,nx=yx,sx=Qx,Ox)](){return Hv.singleton}get modelIsVisible(){return this[Gx]()}constructor(){super(),this.alt=null,this.src=null,this.withCredentials=!1,this.generateSchema=!1,this[Yy]=!1,this[Ky]=!1,this[Jy]=0,this[$y]="",this[Zy]=null,this[tx]=Yu((()=>{const t=this.getBoundingClientRect();this[bx](t)}),50),this[ex]=Yu((t=>{const e=this.modelIsVisible;e!==t&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:e}}))}),0),this[ix]=null,this[nx]=null,this[sx]=new Xy,this[rx]=()=>{this[Cx].textContent=this[gx]},this[ax]=()=>{this[Cx].textContent=""},this[ox]=t=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:t.sourceEvent}}))},this.attachShadow({mode:"open"});const t=this.shadowRoot;let e,i;if((t=>{Ru(nd,t)})(t),this[Bx]=t.querySelector(".container"),this[Rx]=t.querySelector(".userInput"),this[Dx]=t.querySelector("canvas"),this[Cx]=t.querySelector("#status"),this[ux]=this[Rx].getAttribute("aria-label"),this.isConnected){const t=this.getBoundingClientRect();e=t.width,i=t.height}else e=300,i=150;this[Lx]=new jy({canvas:this[Dx],element:this,width:e,height:i}),Promise.resolve().then((()=>{this[bx](this.getBoundingClientRect())})),Fu&&(this[dx]=new ResizeObserver((t=>{if(!this[Ox].isPresenting)for(let e of t)e.target===this&&this[bx](e.contentRect)}))),Nu?this[yx]=new IntersectionObserver((t=>{for(let e of t)if(e.target===this){const t=this.modelIsVisible;this[xx]=e.isIntersecting,this[_x](t),this[xx]&&!this.loaded&&this[Mx]()}}),{root:null,rootMargin:"0px",threshold:1e-5}):this[xx]=!0}connectedCallback(){super.connectedCallback&&super.connectedCallback(),Fu?this[dx].observe(this):self.addEventListener("resize",this[hx]),Nu&&this[yx].observe(this),this.addEventListener("focus",this[fx]),this.addEventListener("blur",this[vx]);const t=this[Ox];t.addEventListener("contextlost",this[Ax]),t.registerScene(this[Lx]),null!=this[px]&&(self.clearTimeout(this[px]),this[px]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),Fu?this[dx].unobserve(this):self.removeEventListener("resize",this[hx]),Nu&&this[yx].unobserve(this),this.removeEventListener("focus",this[fx]),this.removeEventListener("blur",this[vx]);const t=this[Ox];t.removeEventListener("contextlost",this[Ax]),t.unregisterScene(this[Lx]),this[px]=self.setTimeout((()=>{this[Lx].dispose(),this[px]=null}),10)}updated(t){super.updated(t),t.has("src")&&(null==this.src?(this[mx]=!1,this[Ix]=0,this[Lx].reset()):this.src!==this[Lx].url&&(this[mx]=!1,this[Ix]=0,this[Mx]())),t.has("alt")&&this[Rx].setAttribute("aria-label",this[Ex]),t.has("generateSchema")&&(this.generateSchema?this[Lx].updateSchema(this.src):this[Lx].updateSchema(null))}toDataURL(t,e){return this[Ox].displayCanvas(this[Lx]).toDataURL(t,e)}async toBlob(t){const e=t?t.mimeType:void 0,i=t?t.qualityArgument:void 0,n=t?t.idealAspect:void 0,{width:s,height:r,idealAspect:a,aspect:o}=this[Lx],{dpr:l,scaleFactor:c}=this[Ox];let h=s*c*l,u=r*c*l,d=0,p=0;if(!0===n)if(a>o){const t=u;u=Math.round(h/a),p=(t-u)/2}else{const t=h;h=Math.round(u*a),d=(t-h)/2}cx.width=h,cx.height=u;try{return new Promise((async(t,n)=>{cx.getContext("2d").drawImage(this[Ox].displayCanvas(this[Lx]),d,p,h,u,0,0,h,u),cx.toBlob((e=>{if(!e)return n(new Error("Unable to retrieve canvas blob"));t(e)}),e,i)}))}finally{this[bx]({width:s,height:r})}}registerEffectComposer(t){t.setRenderer(this[Ox].threeRenderer),t.setMainCamera(this[Lx].getCamera()),t.setMainScene(this[Lx]),this[Lx].effectRenderer=t}unregisterEffectComposer(){this[Lx].effectRenderer=null}registerRenderer(t){this[Lx].externalRenderer=t}unregisterRenderer(){this[Lx].externalRenderer=null}get[Ex](){return this[Sx]}get[Sx](){return null==this.alt||"null"===this.alt?this[ux]:this.alt}[kx](){return this[mx]}[Gx](){return this.loaded&&this[xx]}[Hx](){return!!this.src&&this[xx]}[bx]({width:t,height:e}){0!==t&&0!==e&&(this[Bx].style.width=`${t}px`,this[Bx].style.height=`${e}px`,this[Nx]({width:t,height:e}))}[Ux](t,e){var i;null===(i=this[Lx].effectRenderer)||void 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xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\n\t\t\tfloat2 clippingRange = (${t.near.toPrecision(tE)}, ${t.far.toPrecision(tE)})\n\t\t\tfloat horizontalAperture = ${(10*(Math.abs(t.left)+Math.abs(t.right))).toPrecision(tE)}\n\t\t\tfloat verticalAperture = ${(10*(Math.abs(t.top)+Math.abs(t.bottom))).toPrecision(tE)}\n\t\t\ttoken projection = "orthographic"\n\t\t}\n\t\n\t`:`def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\n\t\t\tfloat2 clippingRange = (${t.near.toPrecision(tE)}, ${t.far.toPrecision(tE)})\n\t\t\tfloat focalLength = ${t.getFocalLength().toPrecision(tE)}\n\t\t\tfloat focusDistance = ${t.focus.toPrecision(tE)}\n\t\t\tfloat horizontalAperture = ${t.getFilmWidth().toPrecision(tE)}\n\t\t\ttoken projection = "perspective"\n\t\t\tfloat verticalAperture = ${t.getFilmHeight().toPrecision(tE)}\n\t\t}\n\t\n\t`} +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */(t))})),s+="\n\t\t}\n\t}\n}\n\n",s+=function(t,e,i=!1){const n=[];for(const s in t){const r=t[s];n.push(aE(r,e,i))}return`def "Materials"\n{\n${n.join("")}\n}\n\n`}(r,a,e.quickLookCompatible),i[n]=X_(s),s=null;for(const t in a){let n=a[t];if(!0===n.isCompressedTexture){if(null===this.textureUtils)throw new Error("THREE.USDZExporter: setTextureUtils() must be called to process compressed textures.");n=await this.textureUtils.decompress(n)}const s=Z_(n.image,n.flipY,e.maxTextureSize),r=await new Promise((t=>s.toBlob(t,"image/png",1)));i[`textures/Texture_${t}.png`]=new Uint8Array(await r.arrayBuffer())}let o=0;for(const t in i){const e=i[t];o+=34+t.length;const n=63&o;if(4!==n){const s=new Uint8Array(64-n);i[t]=[e,{extra:{12345:s}}]}o=e.length}return J_(i,{level:0})}}function Z_(t,e,i){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const n=i/Math.max(t.width,t.height),s=document.createElement("canvas");s.width=t.width*Math.min(1,n),s.height=t.height*Math.min(1,n);const r=s.getContext("2d");return!0===e&&(r.translate(0,s.height),r.scale(1,-1)),r.drawImage(t,0,0,s.width,s.height),s}throw new Error("THREE.USDZExporter: No valid image data found. Unable to process texture.")}const tE=7;function eE(){return'#usda 1.0\n(\n\tcustomLayerData = {\n\t\tstring creator = "Three.js USDZExporter"\n\t}\n\tdefaultPrim = "Root"\n\tmetersPerUnit = 1\n\tupAxis = "Y"\n)\n\n'}function iE(t){const e=t.elements;return`( ${nE(e,0)}, ${nE(e,4)}, ${nE(e,8)}, ${nE(e,12)} )`}function nE(t,e){return`(${t[e+0]}, ${t[e+1]}, ${t[e+2]}, ${t[e+3]})`}function sE(t,e){if(void 0===t)return console.warn("USDZExporter: Normals missing."),Array(e).fill("(0, 0, 0)").join(", ");const i=[];for(let e=0;e0?"st"+n.channel:"st",l={1e3:"repeat",1001:"clamp",1002:"mirror"},c=n.repeat.clone(),h=n.offset.clone(),u=n.rotation,d=Math.sin(u),p=Math.cos(u);return h.y=1-h.y-c.y,i?(h.x=h.x/c.x,h.y=h.y/c.y,h.x+=d/c.x,h.y+=p-1):(h.x+=d*c.x,h.y+=(1-p)*c.y),`\n\t\tdef Shader "PrimvarReader_${s}"\n\t\t{\n\t\t\tuniform token info:id = "UsdPrimvarReader_float2"\n\t\t\tfloat2 inputs:fallback = (0.0, 0.0)\n\t\t\ttoken inputs:varname = "${o}"\n\t\t\tfloat2 outputs:result\n\t\t}\n\n\t\tdef Shader "Transform2d_${s}"\n\t\t{\n\t\t\tuniform token info:id = "UsdTransform2d"\n\t\t\ttoken inputs:in.connect = \n\t\t\tfloat inputs:rotation = ${(u*(180/Math.PI)).toFixed(tE)}\n\t\t\tfloat2 inputs:scale = ${lE(c)}\n\t\t\tfloat2 inputs:translation = ${lE(h)}\n\t\t\tfloat2 outputs:result\n\t\t}\n\n\t\tdef Shader "Texture_${n.id}_${s}"\n\t\t{\n\t\t\tuniform token info:id = "UsdUVTexture"\n\t\t\tasset inputs:file = @textures/Texture_${a}.png@\n\t\t\tfloat2 inputs:st.connect = \n\t\t\t${void 0!==r?"float4 inputs:scale = "+function(t){return`(${t.r}, ${t.g}, ${t.b}, 1.0)`}(r):""}\n\t\t\ttoken inputs:sourceColorSpace = "${n.colorSpace===_e?"raw":"sRGB"}"\n\t\t\ttoken inputs:wrapS = "${l[n.wrapS]}"\n\t\t\ttoken inputs:wrapT = "${l[n.wrapT]}"\n\t\t\tfloat outputs:r\n\t\t\tfloat outputs:g\n\t\t\tfloat outputs:b\n\t\t\tfloat3 outputs:rgb\n\t\t\t${t.transparent||t.alphaTest>0?"float outputs:a":""}\n\t\t}`}return 2===t.side&&console.warn("THREE.USDZExporter: USDZ does not support double sided materials",t),null!==t.map?(s.push(`${n}color3f inputs:diffuseColor.connect = `),t.transparent?s.push(`${n}float inputs:opacity.connect = `):t.alphaTest>0&&(s.push(`${n}float inputs:opacity.connect = `),s.push(`${n}float inputs:opacityThreshold = ${t.alphaTest}`)),r.push(a(t.map,"diffuse",t.color))):s.push(`${n}color3f inputs:diffuseColor = ${oE(t.color)}`),null!==t.emissiveMap?(s.push(`${n}color3f inputs:emissiveColor.connect = `),r.push(a(t.emissiveMap,"emissive",new Xn(t.emissive.r*t.emissiveIntensity,t.emissive.g*t.emissiveIntensity,t.emissive.b*t.emissiveIntensity)))):t.emissive.getHex()>0&&s.push(`${n}color3f inputs:emissiveColor = ${oE(t.emissive)}`),null!==t.normalMap&&(s.push(`${n}normal3f inputs:normal.connect = `),r.push(a(t.normalMap,"normal"))),null!==t.aoMap&&(s.push(`${n}float inputs:occlusion.connect = `),r.push(a(t.aoMap,"occlusion",new Xn(t.aoMapIntensity,t.aoMapIntensity,t.aoMapIntensity)))),null!==t.roughnessMap?(s.push(`${n}float inputs:roughness.connect = `),r.push(a(t.roughnessMap,"roughness",new Xn(t.roughness,t.roughness,t.roughness)))):s.push(`${n}float inputs:roughness = ${t.roughness}`),null!==t.metalnessMap?(s.push(`${n}float inputs:metallic.connect = `),r.push(a(t.metalnessMap,"metallic",new Xn(t.metalness,t.metalness,t.metalness)))):s.push(`${n}float inputs:metallic = ${t.metalness}`),null!==t.alphaMap?(s.push(`${n}float inputs:opacity.connect = `),s.push(`${n}float inputs:opacityThreshold = 0.0001`),r.push(a(t.alphaMap,"opacity"))):s.push(`${n}float inputs:opacity = ${t.opacity}`),t.isMeshPhysicalMaterial&&(null!==t.clearcoatMap?(s.push(`${n}float inputs:clearcoat.connect = `),r.push(a(t.clearcoatMap,"clearcoat",new Xn(t.clearcoat,t.clearcoat,t.clearcoat)))):s.push(`${n}float inputs:clearcoat = ${t.clearcoat}`),null!==t.clearcoatRoughnessMap?(s.push(`${n}float inputs:clearcoatRoughness.connect = `),r.push(a(t.clearcoatRoughnessMap,"clearcoatRoughness",new Xn(t.clearcoatRoughness,t.clearcoatRoughness,t.clearcoatRoughness)))):s.push(`${n}float inputs:clearcoatRoughness = ${t.clearcoatRoughness}`),s.push(`${n}float inputs:ior = ${t.ior}`)),`\n\tdef Material "Material_${t.id}"\n\t{\n\t\tdef Shader "PreviewSurface"\n\t\t{\n\t\t\tuniform token info:id = "UsdPreviewSurface"\n${s.join("\n")}\n\t\t\tint inputs:useSpecularWorkflow = 0\n\t\t\ttoken outputs:surface\n\t\t}\n\n\t\ttoken outputs:surface.connect = \n\n${r.join("\n")}\n\n\t}\n`}function oE(t){return`(${t.r}, ${t.g}, ${t.b})`}function lE(t){return`(${t.x}, ${t.y})`} +/* @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 cE=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};let hE=!1,uE=!1;const dE="#model-viewer-no-ar-fallback",pE=(AE=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=Sm(t),i=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>AE.indexOf(t)>-1));return new Set(i)}catch(t){}return new Set});var AE;const mE="quick-look",gE="scene-viewer",fE="webxr",vE="none",bE=Symbol("arButtonContainer"),yE=Symbol("enterARWithWebXR"),xE=Symbol("openSceneViewer"),_E=Symbol("openIOSARQuickLook"),EE=Symbol("canActivateAR"),SE=Symbol("arMode"),CE=Symbol("arModes"),wE=Symbol("arAnchor"),IE=Symbol("preload"),ME=Symbol("onARButtonContainerClick"),TE=Symbol("onARStatus"),BE=Symbol("onARTracking"),RE=Symbol("onARTap"),DE=Symbol("selectARMode"),LE=Symbol("triggerLoad"); +/* @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 PE=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const UE="auto",FE="auto",NE="eager",OE=Symbol("defaultProgressBarElement"),QE=Symbol("posterContainerElement"),kE=Symbol("defaultPosterElement"),GE=Symbol("shouldDismissPoster"),HE=Symbol("hidePoster"),zE=Symbol("modelIsRevealed"),VE=Symbol("updateProgressBar"),WE=Symbol("ariaLabelCallToAction"),qE=Symbol("onProgress"); +/* @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 jE=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const XE=Math.PI/32,YE={basis:[Lm(Em(XE,"rad"))],keywords:{auto:[null]}},KE=Symbol("autoRotateStartTime"),JE=Symbol("radiansPerSecond"),$E=Symbol("syncRotationRate"),ZE=Symbol("onCameraChange"),tS=(t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this[e]=new Map,this[i]=t=>{t.forEach((t=>{t instanceof MutationRecord&&"childList"!==t.type||(t.addedNodes.forEach((t=>{this[n_](t)})),t.removedNodes.forEach((t=>{this[s_](t)})),this[Px]())}))},this[n]=new MutationObserver(this[e_])}connectedCallback(){super.connectedCallback();for(let t=0;t{t.updateSurfaceHotspot(e)}))}[Ux](t,e){super[Ux](t,e);const i=this[Lx],{annotationRenderer:n}=i,s=i.getCamera();i.shouldRender()&&(i.animateSurfaceHotspots(),i.updateHotspotsVisibility(s.position),n.domElement.style.display="",n.render(i,s))}updateHotspot(t){const e=this[t_].get(t.name);null!=e&&(e.updatePosition(t.position),e.updateNormal(t.normal),e.surface=t.surface,this[Lx].updateSurfaceHotspot(e),this[Px]())}queryHotspot(t){const e=this[t_].get(t);if(null==e)return null;const i=zx(e.position),n=zx(e.normal),s=e.facingCamera,r=this[Lx],a=r.getCamera(),o=new Ci;o.setFromMatrixPosition(e.matrixWorld),o.project(a);const l=r.width/2,c=r.height/2;o.x=o.x*l+l,o.y=-o.y*c+c;const h=zx(new Ci(o.x,o.y,o.z));return Number.isFinite(h.x)&&Number.isFinite(h.y)?{position:i,normal:n,canvasPosition:h,facingCamera:s}:null}positionAndNormalFromPoint(t,e){const i=this[Lx],n=i.getNDC(t,e),s=i.positionAndNormalFromPoint(n);if(null==s)return null;r_.copy(i.target.matrixWorld).invert();const r=zx(s.position.applyMatrix4(r_)),a=zx(s.normal.transformDirection(r_));let o=null;return null!=s.uv&&(o=Vx(s.uv)),{position:r,normal:a,uv:o}}surfaceFromPoint(t,e){const i=this[Lx],n=i.getNDC(t,e);return i.surfaceFromPoint(n)}[n_](t){if(!(t instanceof HTMLElement&&0===t.slot.indexOf("hotspot")))return;let e=this[t_].get(t.slot);null!=e?e.increment():(e=new Fy({name:t.slot,position:t.dataset.position,normal:t.dataset.normal,surface:t.dataset.surface}),this[t_].set(t.slot,e),this[Lx].addHotspot(e)),this[Lx].queueRender()}[s_](t){if(!(t instanceof HTMLElement))return;const e=this[t_].get(t.slot);e&&(e.decrement()&&(this[Lx].removeHotspot(e),this[t_].delete(t.slot)),this[Lx].queueRender())}}return s})((t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this[e]=void 0,this[i]=null,this[n]=null,this.variantName=null,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[wy]}get availableVariants(){return this.model?this.model[vy]():[]}get originalGltfJson(){return this[Cy]}[(e=wy,i=Sy,n=Cy,Iy)](){return()=>{this[Px]()}}[My](t){return t.colorSpace=Ee,t.wrapS=at,t.wrapT=at,new gb(this[Iy](),t)}async createTexture(t,e="image/png"){const{textureUtils:i}=this[Ox],n=await i.loadImage(t,this.withCredentials);return n.userData.mimeType=e,this[My](n)}async createLottieTexture(t,e=1){const{textureUtils:i}=this[Ox],n=await i.loadLottie(t,e,this.withCredentials);return this[My](n)}createVideoTexture(t){const e=document.createElement("video");e.crossOrigin=this.withCredentials?"use-credentials":"anonymous",e.src=t,e.muted=!0,e.playsInline=!0,e.loop=!0,e.play();const i=new Kr(e);return this[My](i)}createCanvasTexture(){const t=document.createElement("canvas"),e=new ta(t);return this[My](e)}async updated(t){if(super.updated(t),t.has("variantName")){const t=this[Qx].beginActivity("variant-update");t(.1);const e=this[wy],{variantName:i}=this;null!=e&&(await e[py](i),this[Px](),this.dispatchEvent(new CustomEvent("variant-applied"))),t(1)}if(t.has("orientation")||t.has("scale")){if(!this.loaded)return;const t=this[Lx];t.applyTransform(),t.updateBoundingBox(),t.updateShadow(),this[Ox].arRenderer.onUpdateScene(),this[Px]()}}[Fx](){super[Fx]();const{currentGLTF:t}=this[Lx];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[Sy]&&(this[wy]=new _y(e,this[Iy]()),this[Cy]=JSON.parse(JSON.stringify(e.gltf))),"variants"in t.userData&&this.requestUpdate("variantName")}this[Sy]=t}async exportScene(t){const e=this[Lx];return new Promise((async(i,n)=>{const s={binary:!0,onlyVisible:!0,maxTextureSize:1/0,includeCustomExtensions:!1,forceIndices:!1};Object.assign(s,t),s.animations=e.animations,s.truncateDrawRange=!0;const r=e.shadow;let a=!1;null!=r&&(a=r.visible,r.visible=!1),await this[wy][dy]();(new bA).register((t=>new mm(t))).parse(e.model,(t=>i(new Blob([s.binary?t:JSON.stringify(t)],{type:s.binary?"application/octet-stream":"application/json"}))),(()=>n("glTF export failed")),s),null!=r&&(r.visible=a)}))}materialFromPoint(t,e){const i=this[wy];if(null==i)return null;const n=this[Lx],s=n.getNDC(t,e),r=n.hitFromPoint(s);return null==r||null==r.face?null:i[Ay](r)}}return Ey([E({type:String,attribute:"variant-name"})],s.prototype,"variantName",void 0),Ey([E({type:String,attribute:"orientation"})],s.prototype,"orientation",void 0),Ey([E({type:String,attribute:"scale"})],s.prototype,"scale",void 0),s})((t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[e]=performance.now(),this[i]=0,this[n]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[KE]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[ZE]),this[KE]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[ZE]),this[KE]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[KE]=performance.now())}[(e=KE,i=JE,$E)](t){this[JE]=t[0]}[Ux](t,e){if(super[Ux](t,e),!this.autoRotate||!this[Gx]()||this[Ox].isPresenting)return;const i=Math.min(e,t-this[KE]-this.autoRotateDelay);i>0&&(this[Lx].yaw=this.turntableRotation+this[JE]*i*.001)}get turntableRotation(){return this[Lx].yaw}resetTurntableRotation(t=0){this[Lx].yaw=t}}return n=ZE,jE([E({type:Boolean,attribute:"auto-rotate"})],s.prototype,"autoRotate",void 0),jE([E({type:Number,attribute:"auto-rotate-delay"})],s.prototype,"autoRotateDelay",void 0),jE([bg({intrinsics:YE,updateHandler:$E}),E({type:String,attribute:"rotation-per-second"})],s.prototype,"rotationPerSecond",void 0),s})((t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this.toneMapping="auto",this.skyboxHeight="0",this[e]=null,this[i]=null,this[n]=null}updated(t){var e;if(super.updated(t),t.has("shadowIntensity")&&(this[Lx].setShadowIntensity(.5*this.shadowIntensity),this[Px]()),t.has("shadowSoftness")&&(this[Lx].setShadowSoftness(this.shadowSoftness),this[Px]()),t.has("exposure")&&(this[Lx].exposure=this.exposure,this[Px]()),t.has("toneMapping")){const t=new Map([["aces",4],["agx",6],["reinhard",2],["cineon",3],["linear",1],["none",0]]);this[Lx].toneMapping=null!==(e=t.get(this.toneMapping))&&void 0!==e?e:7,this[Px]()}(t.has("environmentImage")||t.has("skyboxImage"))&&this[Hx]()&&this[ed](),t.has("skyboxHeight")&&(this[Lx].setGroundedSkybox(),this[Px]())}hasBakedShadow(){return this[Lx].bakedShadows.size>0}async[(e=Zu,i=td,n=id,ed)](){const{skyboxImage:t,environmentImage:e}=this;null!=this[id]&&(this[id](),this[id]=null);const{textureUtils:i}=this[Ox];if(null==i)return;const n=this[Qx].beginActivity("environment-update");try{const{environmentMap:s,skybox:r}=await i.generateEnvironmentMapAndSkybox(qu(t),e,(t=>n(Ku(t,0,1))),this.withCredentials);this[Zu]!==s&&(this[Zu]=s,this.dispatchEvent(new CustomEvent("environment-change"))),this[td]=null!=r?r.name===s.name?s:r:null,this[Lx].setEnvironmentAndSkybox(this[Zu],this[td])}catch(t){if(t instanceof Error)throw this[Lx].setEnvironmentAndSkybox(null,null),t}finally{n(1)}}}return $u([E({type:String,attribute:"environment-image"})],s.prototype,"environmentImage",void 0),$u([E({type:String,attribute:"skybox-image"})],s.prototype,"skyboxImage",void 0),$u([E({type:Number,attribute:"shadow-intensity"})],s.prototype,"shadowIntensity",void 0),$u([E({type:Number,attribute:"shadow-softness"})],s.prototype,"shadowSoftness",void 0),$u([E({type:Number})],s.prototype,"exposure",void 0),$u([E({type:String,attribute:"tone-mapping"})],s.prototype,"toneMapping",void 0),$u([E({type:String,attribute:"skybox-height"})],s.prototype,"skyboxHeight",void 0),s})((t=>{var e,i,n,s,r,a,o,l,c,h,u,d,p,A,m,g,f,v;class b extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit=wg,this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPrompt=Tg,this.interactionPromptStyle=Rg,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.touchAction=Dg,this.disableZoom=!1,this.disablePan=!1,this.disableTap=!1,this.interpolationDecay=50,this.a11y=null,this[e]=this.shadowRoot.querySelector(".interaction-prompt"),this[i]=this.shadowRoot.querySelector("#prompt"),this[n]=[this.shadowRoot.querySelector("#finger0"),this.shadowRoot.querySelector("#finger1")],this[s]=this.shadowRoot.querySelector(".pan-target"),this[r]=0,this[a]=1/0,this[o]=!1,this[l]=!1,this[c]=Sf.AUTOMATIC,this[h]=new Cf(this[Lx].camera,this[Rx],this[Lx]),this[u]=new hl,this[d]=!1,this[p]=!1,this[A]=!1,this[m]={},this[g]=()=>{const t=this[zg].changeSource;this[of]=t,t===Sf.USER_INTERACTION&&(this[sf]=!0,this[Xg]())},this[f]=()=>{this[Yg](),this[Px]();const t=this[zg].changeSource;this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[v]=t=>{this[Bx].classList.toggle("pointer-tumbling","pointer-change-start"===t.type)}}get inputSensitivity(){return this[zg].inputSensitivity}set inputSensitivity(t){this[zg].inputSensitivity=t}getCameraOrbit(){const{theta:t,phi:e,radius:i}=this[lf];return{theta:t,phi:e,radius:i,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return zx(this[Ox].isPresenting?this[Ox].arRenderer.target:this[Lx].getDynamicTarget())}getFieldOfView(){return this[zg].getFieldOfView()}getMinimumFieldOfView(){return this[zg].options.minimumFieldOfView}getMaximumFieldOfView(){return this[zg].options.maximumFieldOfView}getIdealAspect(){return this[Lx].idealAspect}jumpCameraToGoal(){this[cf]=!0,this.requestUpdate(cf,!1)}resetInteractionPrompt(){this[af]=0,this[rf]=1/0,this[sf]=!1,this[nf]=this.interactionPrompt===Tg&&this.cameraControls}zoom(t){const e=new WheelEvent("wheel",{deltaY:-30*t});this[Rx].dispatchEvent(e)}connectedCallback(){super.connectedCallback(),this[zg].addEventListener("user-interaction",this[Zg]),this[zg].addEventListener("pointer-change-start",this[ef]),this[zg].addEventListener("pointer-change-end",this[ef])}disconnectedCallback(){super.disconnectedCallback(),this[zg].removeEventListener("user-interaction",this[Zg]),this[zg].removeEventListener("pointer-change-start",this[ef]),this[zg].removeEventListener("pointer-change-end",this[ef])}updated(t){super.updated(t);const e=this[zg],i=this[Lx];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===Tg&&(this[nf]=!0)):(e.disableInteraction(),this[Xg]()),this[Rx].setAttribute("aria-label",this[Ex])),t.has("disableZoom")&&(e.disableZoom=this.disableZoom),t.has("disablePan")&&(e.enablePan=!this.disablePan),t.has("disableTap")&&(e.enableTap=!this.disableTap),(t.has("interactionPrompt")||t.has("cameraControls")||t.has("src"))&&(this.interactionPrompt===Tg&&this.cameraControls&&!this[sf]?this[nf]=!0:this[Xg]()),t.has("interactionPromptStyle")&&(this[qg].style.opacity=this.interactionPromptStyle==Bg?"1":"0"),t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t}),e.updateTouchActionStyle()}t.has("orbitSensitivity")&&(e.orbitSensitivity=this.orbitSensitivity),t.has("zoomSensitivity")&&(e.zoomSensitivity=this.zoomSensitivity),t.has("panSensitivity")&&(e.panSensitivity=this.panSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),i.setTargetDamperDecayTime(this.interpolationDecay)),t.has("a11y")&&this[Jg](),!0===this[cf]&&Promise.resolve().then((()=>{e.jumpToGoal(),i.jumpToGoal(),this[tf](),this[cf]=!1}))}async updateFraming(){const t=this[Lx],e=t.adjustedFoV(t.framedFoVDeg);await t.updateFraming();const i=t.adjustedFoV(t.framedFoVDeg),n=this[zg].getFieldOfView()/e;this[zg].setFieldOfView(i*n),this[uf]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),this.requestUpdate("cameraOrbit"),await this.updateComplete}interact(t,e,i){const n=this[Rx],s=this[jg];if("1"===s[0].style.opacity)return void console.warn("interact() failed because an existing interaction is running.");const r=new Array;r.push({x:_g(e.x),y:_g(e.y)});const a=[{x:r[0].x(0),y:r[0].y(0)}];null!=i&&(r.push({x:_g(i.x),y:_g(i.y)}),a.push({x:r[1].x(0),y:r[1].y(0)}));let o=performance.now();const{width:l,height:c}=this[Lx],h=this.getBoundingClientRect(),u=t=>{for(const[e,i]of a.entries()){const{style:r}=s[e];r.transform=`translateX(${l*i.x}px) translateY(${c*i.y}px)`,"pointerdown"===t?r.opacity="1":"pointerup"===t&&(r.opacity="0");const a={pointerId:e-5678,pointerType:"touch",target:n,clientX:l*i.x+h.x,clientY:c*i.y+h.y,altKey:!0};n.dispatchEvent(new PointerEvent(t,a))}},d=()=>{const e=this[of];if(e!==Sf.AUTOMATIC||!n.isConnected){for(const t of this[jg])t.style.opacity="0";return u("pointercancel"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:e}})),void document.removeEventListener("visibilitychange",p)}const i=Math.min(1,(performance.now()-o)/t);for(const[t,e]of a.entries())e.x=r[t].x(i),e.y=r[t].y(i);u("pointermove"),i<1?requestAnimationFrame(d):(u("pointerup"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:Sf.AUTOMATIC}})),document.removeEventListener("visibilitychange",p))},p=()=>{let t=0;"hidden"===document.visibilityState?t=performance.now()-o:o=performance.now()-t};document.addEventListener("visibilitychange",p),u("pointerdown"),this[of]=Sf.AUTOMATIC,requestAnimationFrame(d)}[(e=Wg,i=qg,n=jg,s=Vg,r=af,a=rf,o=sf,l=nf,c=of,h=zg,u=lf,d=cf,p=hf,A=uf,m=Kg,pf)](t){const e=this[zg],i=this[Lx];i.framedFoVDeg=180*t[0]/Math.PI,e.changeSource=Sf.NONE,e.setFieldOfView(i.adjustedFoV(i.framedFoVDeg)),this[Zg]()}[df](t){const e=this[zg];if(this[uf]){const{theta:e,phi:i}=this.getCameraOrbit();t[0]=e,t[1]=i,this[uf]=!1}e.changeSource=Sf.NONE,e.setOrbit(t[0],t[1],t[2]),this[Zg]()}[mf](t){this[zg].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[gf](t){this[zg].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[$g](t[2]),this.jumpCameraToGoal()}[ff](t){this[zg].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[vf](t){const e=this[Lx].adjustedFoV(180*t[0]/Math.PI);this[zg].applyOptions({maximumFieldOfView:e}),this.jumpCameraToGoal()}[Af](t){const[e,i,n]=t;this[Ox].arRenderer.isPresenting||this[Lx].setTarget(e,i,n),this[zg].changeSource=Sf.NONE,this[Ox].arRenderer.updateTarget(),this[Zg]()}[Ux](t,e){if(super[Ux](t,e),this[Ox].isPresenting||!this[Gx]())return;const i=this[zg],n=this[Lx],s=performance.now();if(this[nf]&&this.loaded&&s>this[Ix]+this.interactionPromptThreshold&&(this[nf]=!1,this[rf]=s,this[Wg].classList.add("visible")),isFinite(this[rf])&&this.interactionPromptStyle===Rg){const t=(s-this[rf])/5e3%1,e=Sg(t),r=Cg(t);if(this[qg].style.opacity=`${r}`,e!==this[af]){const t=e*n.width*.05,s=(e-this[af])*Math.PI/16;this[qg].style.transform=`translateX(${t}px)`,i.changeSource=Sf.AUTOMATIC,i.adjustOrbit(s,0,0),this[af]=e}}const r=i.update(t,e),a=n.updateTarget(e);(r||a)&&this[tf]()}[Xg](){this[nf]=!1,this[Wg].classList.remove("visible"),this[rf]=1/0}[$g](t){const e=Math.max(this[Lx].farRadius(),t),i=Math.abs(2*e);this[zg].updateNearFar(0,i)}[Yg](){const{theta:t,phi:e}=this[zg].getCameraSpherical(this[lf]),i=(4+Math.floor((t%Hg+Gg)/Qg))%4,n=Math.floor(e/kg),s=`${Mg[n]}${Ig[i]}`,r=s;r in this[Kg]?this[wx](this[Kg][r]):this[wx](`View from stage ${s}`)}get[Ex](){let t=". Use mouse, touch or arrow keys to move.";return"interaction-prompt"in this[Kg]&&(t=`. ${this[Kg]["interaction-prompt"]}`),super[Ex].replace(/\.$/,"")+(this.cameraControls?t:"")}async[Nx](t){const e=this[zg],i=this[Lx],n=i.adjustedFoV(i.framedFoVDeg);super[Nx](t);const s=i.adjustedFoV(i.framedFoVDeg)/n,r=e.getFieldOfView()*(isFinite(s)?s:1);e.updateAspect(this[Lx].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),await this.updateComplete,this[zg].setFieldOfView(r),this.jumpCameraToGoal()}[Fx](){super[Fx](),this[hf]?this[uf]=!0:this[hf]=!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()}[(g=Zg,f=tf,v=ef,Jg)](){if("string"==typeof this.a11y)if(this.a11y.startsWith("{"))try{this[Kg]=JSON.parse(this.a11y)}catch(t){console.warn("Error parsing a11y JSON:",t)}else this.a11y.length>0?console.warn("Error not supported format, should be a JSON string:",this.a11y):this[Kg]={};else"object"==typeof this.a11y&&null!=this.a11y?this[Kg]=Object.assign({},this.a11y):this[Kg]={};this[Rx].setAttribute("aria-label",this[Ex])}}return Eg([E({type:Boolean,attribute:"camera-controls"})],b.prototype,"cameraControls",void 0),Eg([bg({intrinsics:Ug,observeEffects:!0,updateHandler:df}),E({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],b.prototype,"cameraOrbit",void 0),Eg([bg({intrinsics:Og,observeEffects:!0,updateHandler:Af}),E({type:String,attribute:"camera-target",hasChanged:()=>!0})],b.prototype,"cameraTarget",void 0),Eg([bg({intrinsics:Lg,observeEffects:!0,updateHandler:pf}),E({type:String,attribute:"field-of-view",hasChanged:()=>!0})],b.prototype,"fieldOfView",void 0),Eg([bg({intrinsics:Fg,updateHandler:mf}),E({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],b.prototype,"minCameraOrbit",void 0),Eg([bg({intrinsics:Ng,updateHandler:gf}),E({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],b.prototype,"maxCameraOrbit",void 0),Eg([bg({intrinsics:Pg,updateHandler:ff}),E({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],b.prototype,"minFieldOfView",void 0),Eg([bg({intrinsics:Lg,updateHandler:vf}),E({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],b.prototype,"maxFieldOfView",void 0),Eg([E({type:Number,attribute:"interaction-prompt-threshold"})],b.prototype,"interactionPromptThreshold",void 0),Eg([E({type:String,attribute:"interaction-prompt"})],b.prototype,"interactionPrompt",void 0),Eg([E({type:String,attribute:"interaction-prompt-style"})],b.prototype,"interactionPromptStyle",void 0),Eg([E({type:Number,attribute:"orbit-sensitivity"})],b.prototype,"orbitSensitivity",void 0),Eg([E({type:Number,attribute:"zoom-sensitivity"})],b.prototype,"zoomSensitivity",void 0),Eg([E({type:Number,attribute:"pan-sensitivity"})],b.prototype,"panSensitivity",void 0),Eg([E({type:String,attribute:"touch-action"})],b.prototype,"touchAction",void 0),Eg([E({type:Boolean,attribute:"disable-zoom"})],b.prototype,"disableZoom",void 0),Eg([E({type:Boolean,attribute:"disable-pan"})],b.prototype,"disablePan",void 0),Eg([E({type:Boolean,attribute:"disable-tap"})],b.prototype,"disableTap",void 0),Eg([E({type:Number,attribute:"interpolation-decay"})],b.prototype,"interpolationDecay",void 0),Eg([E()],b.prototype,"a11y",void 0),b})((t=>{var e,i,n,s,r,a,o,l,c,h;class u extends t{constructor(){super(...arguments),this.ar=!1,this.arInteraction=!0,this.arScale="auto",this.arUsdzMaxTextureSize="auto",this.arPlacement="floor",this.arAnchor=null,this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this.xrEnvironment=!1,this[e]=!1,this[i]=this.shadowRoot.querySelector(".ar-button"),this[n]=document.createElement("a"),this[s]=new Set,this[r]=vE,this[a]=!1,this[o]=t=>{t.preventDefault(),this.activateAR()},this[l]=({status:t})=>{t!==Gf&&this[Ox].arRenderer.presentedScene!==this[Lx]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})),t===Gf?this.removeAttribute("ar-tracking"):t===Hf&&this.setAttribute("ar-tracking",Wf))},this[c]=({status:t})=>{this.setAttribute("ar-tracking",t),this.dispatchEvent(new CustomEvent("ar-tracking",{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[SE]!==vE}connectedCallback(){super.connectedCallback(),this[Ox].arRenderer.addEventListener("status",this[TE]),this.setAttribute("ar-status",Gf),this[Ox].arRenderer.addEventListener("tracking",this[BE]),this[wE].addEventListener("message",this[RE])}disconnectedCallback(){super.disconnectedCallback(),this[Ox].arRenderer.removeEventListener("status",this[TE]),this[Ox].arRenderer.removeEventListener("tracking",this[BE]),this[wE].removeEventListener("message",this[RE])}update(t){var e;if(super.update(t),t.has("arScale")&&(this[Lx].canScale="fixed"!==this.arScale),t.has("arInteraction")&&(this[Ox].arRenderer.isInteractionEnabled=this.arInteraction),t.has("arPlacement")&&(this[Lx].updateShadow(),this[Px]()),t.has("arAnchor")&&this[Ox].arRenderer.isPresenting&&this[Ox].arRenderer.updateAnchor(this.arAnchor),t.has("arModes")&&(this[CE]=pE(this.arModes)),t.has("arAnchor")&&this[Ox].arRenderer.isPresenting){const t=this[Ox].arRenderer;"ceiling"===this.arPlacement&&!t.isObjectPlaced&&!(null===(e=t.presentedScene)||void 0===e?void 0:e.visible)||t.updateAnchor(this.arAnchor)}(t.has("ar")||t.has("arModes")||t.has("src")||t.has("iosSrc")||t.has("arUsdzMaxTextureSize"))&&this[DE]()}getAnchor(){const t=this[Ox].arRenderer;if(t.isPresenting&&t.isObjectPlaced){const e=t.currentPosition;return`${e.x} ${e.y} ${e.z}`}return"Model not placed in AR yet."}async activateAR(){switch(this[SE]){case mE:await this[_E]();break;case fE:await this[yE]();break;case gE:this[xE]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(e=EE,i=bE,n=wE,s=CE,r=SE,a=IE,o=ME,l=TE,c=BE,h=RE,DE)](){var t;let e=vE;if(this.ar){if(null!=this.src)for(const i of this[CE]){if("webxr"===i&&Ou&&!hE&&await this[Ox].arRenderer.supportsPresentation()){e=fE;break}if("scene-viewer"===i&&!uE&&(zu||navigator.userAgentData&&navigator.userAgentData.getHighEntropyValues&&(null===(t=(await navigator.userAgentData.getHighEntropyValues(["formFactor"])).formFactor)||void 0===t?void 0:t.includes("XR")))){e=gE;break}if("quick-look"===i&&Wu){e=mE;break}}e===vE&&null!=this.iosSrc&&Wu&&(e=mE)}if(e!==vE)this[bE].classList.add("enabled"),this[bE].addEventListener("click",this[ME]);else if(this[bE].classList.contains("enabled")){this[bE].removeEventListener("click",this[ME]),this[bE].classList.remove("enabled");const t=Vf;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}this[SE]=e}async[yE](){console.log("Attempting to present in AR with WebXR..."),await this[LE]();try{this[bE].removeEventListener("click",this[ME]);const{arRenderer:t}=this[Ox];t.isInteractionEnabled=this.arInteraction,"wall"===this.arPlacement?t.placementMode="wall":"ceiling"===this.arPlacement?t.placementMode="ceiling":t.placementMode="floor",t.anchorOffset=this.arAnchor,await t.present(this[Lx],this.xrEnvironment)}catch(t){console.warn("Error while trying to present in AR with WebXR"),console.error(t),await this[Ox].arRenderer.stopPresenting(),hE=!0,console.warn("Falling back to next ar-mode"),await this[DE](),this.activateAR()}finally{this[DE]()}}async[LE](){this.loaded||(this[IE]=!0,this[Mx](),await((t,e,i=null)=>new Promise((n=>{t.addEventListener(e,(function s(r){i&&!i(r)||(n(r),t.removeEventListener(e,s))}))})))(this,"load"),this[IE]=!1)}[Hx](){return super[Hx]()||this[IE]}[xE](){const t=self.location.toString(),e=new URL(t),i=new URL(this.src,t);i.hash&&(i.hash="");const n=new URLSearchParams(i.search);if(e.hash=dE,n.set("mode","ar_preferred"),n.has("disable_occlusion")||n.set("disable_occlusion","true"),"fixed"===this.arScale&&n.set("resizable","false"),"wall"===this.arPlacement&&n.set("enable_vertical_placement","true"),n.has("sound")){const e=new URL(n.get("sound"),t);n.set("sound",e.toString())}if(n.has("link")){const e=new URL(n.get("link"),t);n.set("link",e.toString())}const s=`intent://arvr.google.com/scene-viewer/1.2?${n.toString()+"&file="+encodeURIComponent(i.toString())}#Intent;scheme=https;package=com.google.android.googlequicksearchbox;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{self.location.hash===dE&&(uE=!0,self.history.back(),console.warn("Error while trying to present in AR with Scene Viewer"),console.warn("Falling back to next ar-mode"),this[DE]())}),{once:!0}),this[wE].setAttribute("href",s),console.log("Attempting to present in AR with Scene Viewer..."),this[wE].click()}async[_E](){const t=!this.iosSrc;this[bE].classList.remove("enabled");const e=t?await this.prepareUSDZ():this.iosSrc,i=new URL(e,self.location.toString());if(t){const t=self.location.toString(),e=new URL(t),n=new URL(this.src,e);n.hash&&(i.hash=n.hash)}"fixed"===this.arScale&&(i.hash&&(i.hash+="&"),i.hash+="allowsContentScaling=0");const n=this[wE];n.setAttribute("rel","ar");const s=document.createElement("img");n.appendChild(s),n.setAttribute("href",i.toString()),t&&n.setAttribute("download","model.usdz"),n.style.display="none",n.isConnected||this.shadowRoot.appendChild(n),console.log("Attempting to present in AR with Quick Look..."),n.click(),n.removeChild(s),t&&URL.revokeObjectURL(e),this[bE].classList.add("enabled")}async prepareUSDZ(){const t=this[Qx].beginActivity("usdz-conversion");await this[LE]();const{model:e,shadow:i,target:n}=this[Lx];if(null==e)return"";let s=!1;null!=i&&(s=i.visible,i.visible=!1),t(.2);const r=new $_;n.remove(e),e.position.copy(n.position),e.updateWorldMatrix(!1,!0);const a=await r.parseAsync(e,{maxTextureSize:isNaN(this.arUsdzMaxTextureSize)?1/0:Math.max(parseInt(this.arUsdzMaxTextureSize),16)});e.position.set(0,0,0),n.add(e);const o=new Blob([a],{type:"model/vnd.usdz+zip"}),l=URL.createObjectURL(o);return t(1),null!=i&&(i.visible=s),l}}return cE([E({type:Boolean,attribute:"ar"})],u.prototype,"ar",void 0),cE([E({type:Boolean,attribute:"ar-interaction"})],u.prototype,"arInteraction",void 0),cE([E({type:String,attribute:"ar-scale"})],u.prototype,"arScale",void 0),cE([E({type:String,attribute:"ar-usdz-max-texture-size"})],u.prototype,"arUsdzMaxTextureSize",void 0),cE([E({type:String,attribute:"ar-placement"})],u.prototype,"arPlacement",void 0),cE([E({type:String,attribute:"ar-anchor"})],u.prototype,"arAnchor",void 0),cE([E({type:String,attribute:"ar-modes"})],u.prototype,"arModes",void 0),cE([E({type:String,attribute:"ios-src"})],u.prototype,"iosSrc",void 0),cE([E({type:Boolean,attribute:"xr-environment"})],u.prototype,"xrEnvironment",void 0),u})((t=>{var e,i,n,s,r,a,o,l;class c extends t{static set dracoDecoderLocation(t){cA.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return cA.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){cA.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return cA.getKTX2TranscoderLocation()}static set meshoptDecoderLocation(t){cA.setMeshoptDecoderLocation(t)}static get meshoptDecoderLocation(){return cA.getMeshoptDecoderLocation()}static set lottieLoaderLocation(t){Hv.singleton.textureUtils.lottieLoaderUrl=t}static get lottieLoaderLocation(){return Hv.singleton.textureUtils.lottieLoaderUrl}static mapURLs(t){Hv.singleton.loader[aA].manager.setURLModifier(t)}dismissPoster(){this.loaded?this[HE]():(this[GE]=!0,this[Mx]())}showPoster(){const t=this[QE];if(t.classList.contains("show"))return;t.classList.add("show"),this[Rx].classList.remove("show");const e=this[kE];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden");const i=this.modelIsVisible;this[zE]=!1,this[_x](i)}getDimensions(){return zx(this[Lx].size)}getBoundingBoxCenter(){return zx(this[Lx].boundingBox.getCenter(new Ci))}constructor(...t){super(...t),this.poster=null,this.reveal=UE,this.loading=FE,this[e]=!1,this[i]=!1,this[n]=this.shadowRoot.querySelector(".slot.poster"),this[s]=this.shadowRoot.querySelector("#default-poster"),this[r]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[a]=this[kE].getAttribute("aria-label"),this[o]=((t,e)=>{let i=null;const n=(...n)=>{null==i&&(t(...n),i=self.setTimeout((()=>i=null),e))};return n.flush=()=>{null!=i&&(self.clearTimeout(i),i=null)},n})((t=>{const e=this[OE].parentNode;requestAnimationFrame((()=>{this[OE].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[OE]),e.appendChild(this[OE])),this[OE].classList.toggle("hide",1===t)}))}),100),this[l]=t=>{const e=t.detail.totalProgress,i=t.detail.reason;1===e&&(this[VE].flush(),this.loaded&&(this[GE]||this.reveal===UE)&&this[HE]()),this[VE](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e,reason:i}}))};const c=self.ModelViewerElement||{},h=c.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.5.6/";cA.setDRACODecoderLocation(h);const u=c.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/";cA.setKTX2TranscoderLocation(u),c.meshoptDecoderLocation&&cA.setMeshoptDecoderLocation(c.meshoptDecoderLocation);const d=c.lottieLoaderLocation||"https://cdn.jsdelivr.net/npm/three@0.149.0/examples/jsm/loaders/LottieLoader.js";Hv.singleton.textureUtils.lottieLoaderUrl=d}connectedCallback(){super.connectedCallback(),this.loaded||this.showPoster(),this[Qx].addEventListener("progress",this[qE])}disconnectedCallback(){super.disconnectedCallback(),this[Qx].removeEventListener("progress",this[qE])}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[kE].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[kE].setAttribute("aria-label",this[Sx]),(t.has("reveal")||t.has("loading"))&&this[Mx]()}[(e=zE,i=GE,n=QE,s=kE,r=OE,a=WE,o=VE,l=qE,Hx)](){return!!this.src&&(this[GE]||this.loading===NE||this.reveal===UE&&this[xx])}[HE](){this[GE]=!1;const t=this[QE];if(!t.classList.contains("show"))return;t.classList.remove("show"),this[Rx].classList.add("show");const e=this.modelIsVisible;this[zE]=!0,this[_x](e);const i=this.getRootNode();i&&i.activeElement===this&&this[Rx].focus();const n=this[kE];n.setAttribute("aria-hidden","true"),n.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}[Gx](){return super[Gx]()&&this[zE]}}return PE([E({type:String})],c.prototype,"poster",void 0),PE([E({type:String})],c.prototype,"reveal",void 0),PE([E({type:String})],c.prototype,"loading",void 0),c})((t=>{var e;class i extends t{constructor(...t){super(t),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[e]=!0,this[Lx].subscribeMixerEvent("loop",(t=>{const e=t.action._loopCount,i=t.action._clip.name,n=t.action._clip.uuid,s=this[Lx].markedAnimations.find((t=>t.name===i));if(s){this[Lx].updateAnimationLoop(s.name,s.loopMode,s.repetitionCount);const t=this[Lx].markedAnimations.filter((t=>t.name!==i));this[Lx].markedAnimations=t}this.dispatchEvent(new CustomEvent("loop",{detail:{count:e,name:i,uuid:n}}))})),this[Lx].subscribeMixerEvent("finished",(t=>{if(this[Lx].appendedAnimations.includes(t.action._clip.name)){const e=this[Lx].appendedAnimations.filter((e=>e!==t.action._clip.name));this[Lx].appendedAnimations=e}else this[Kx]=!0;this.dispatchEvent(new CustomEvent("finished"))}))}get availableAnimations(){return this.loaded?this[Lx].animationNames:[]}get duration(){return this[Lx].duration}get paused(){return this[Kx]}get currentTime(){return this[Lx].animationTime}get appendedAnimations(){return this[Lx].appendedAnimations}set currentTime(t){this[Lx].animationTime=t,this[Px]()}get timeScale(){return this[Lx].animationTimeScale}set timeScale(t){this[Lx].animationTimeScale=t}pause(){this[Kx]||(this[Kx]=!0,this.dispatchEvent(new CustomEvent("pause")))}play(t){this.availableAnimations.length>0&&(this[Kx]=!1,this[jx](t),this.dispatchEvent(new CustomEvent("play")))}appendAnimation(t,e){this.availableAnimations.length>0&&(this[Kx]=!1,this[Xx](t,e),this.dispatchEvent(new CustomEvent("append-animation")))}detachAnimation(t,e){this.availableAnimations.length>0&&(this[Kx]=!1,this[Yx](t,e),this.dispatchEvent(new CustomEvent("detach-animation")))}[(e=Kx,Fx)](){super[Fx](),this[Kx]=!0,null!=this.animationName&&this[jx](),this.autoplay&&this.play()}[Ux](t,e){super[Ux](t,e),this[Kx]||!this[Gx]()&&!this[Ox].isPresenting||(this[Lx].updateAnimation(e/1e3),this[Px]())}updated(t){super.updated(t),t.has("autoplay")&&this.autoplay&&this.play(),t.has("animationName")&&this[jx]()}[jx](t=Jx){var e;const i=null!==(e=t.repetitions)&&void 0!==e?e:1/0,n=t.pingpong?Ae:1===i?de:pe;this[Lx].playAnimation(this.animationName,this.animationCrossfadeDuration/1e3,n,i),this[Kx]&&(this[Lx].updateAnimation(0),this[Px]())}[Xx](t="",e=$x){var i;const n=null!==(i=e.repetitions)&&void 0!==i?i:1/0,s=e.pingpong?Ae:1===n?de:pe,r=!!e.repetitions||"pingpong"in e;this[Lx].appendAnimation(t||this.animationName,s,n,e.weight,e.timeScale,e.fade,e.warp,e.relativeWarp,e.time,r),this[Kx]&&(this[Lx].updateAnimation(0),this[Px]())}[Yx](t="",e=Zx){this[Lx].detachAnimation(t||this.animationName,e.fade),this[Kx]&&(this[Lx].updateAnimation(0),this[Px]())}}return qx([E({type:Boolean})],i.prototype,"autoplay",void 0),qx([E({type:String,attribute:"animation-name"})],i.prototype,"animationName",void 0),qx([E({type:Number,attribute:"animation-crossfade-duration"})],i.prototype,"animationCrossfadeDuration",void 0),i})(Wx))))))));customElements.define("model-viewer",tS);export{ta as CanvasTexture,wo as FileLoader,Eo as Loader,tS as ModelViewerElement,ct as NearestFilter}; +//# sourceMappingURL=model-viewer.min.js.map diff --git a/packages/model-viewer/src/features/ar.ts b/packages/model-viewer/src/features/ar.ts index b86c4ea..08bff7a 100644 --- a/packages/model-viewer/src/features/ar.ts +++ b/packages/model-viewer/src/features/ar.ts @@ -68,6 +68,7 @@ const $triggerLoad = Symbol('triggerLoad'); export declare interface ARInterface { ar: boolean; arModes: string; + arInteraction: boolean; arScale: string; arPlacement: 'floor'|'wall'|'ceiling'; arAnchor: string|null; @@ -84,6 +85,9 @@ export const ARMixin = >( class ARModelViewerElement extends ModelViewerElement { @property({type: Boolean, attribute: 'ar'}) ar: boolean = false; + @property({type: Boolean, attribute: 'ar-interaction'}) + arInteraction: boolean = true; + @property({type: String, attribute: 'ar-scale'}) arScale: string = 'auto'; @property({type: String, attribute: 'ar-usdz-max-texture-size'}) @@ -181,6 +185,10 @@ export const ARMixin = >( this[$scene].canScale = this.arScale !== 'fixed'; } + if (changedProperties.has('arInteraction')) { + this[$renderer].arRenderer.isInteractionEnabled = this.arInteraction; + } + if (changedProperties.has('arPlacement')) { this[$scene].updateShadow(); this[$needsRender](); @@ -194,6 +202,17 @@ export const ARMixin = >( this[$arModes] = deserializeARModes(this.arModes); } + if (changedProperties.has('arAnchor') && this[$renderer].arRenderer.isPresenting) { + const arRenderer = this[$renderer].arRenderer; + const isDeferredCeiling = this.arPlacement === 'ceiling' && + !arRenderer.isObjectPlaced && + !arRenderer.presentedScene?.visible; + + if (!isDeferredCeiling) { + arRenderer.updateAnchor(this.arAnchor); + } + } + if (changedProperties.has('ar') || changedProperties.has('arModes') || changedProperties.has('src') || changedProperties.has('iosSrc') || changedProperties.has('arUsdzMaxTextureSize')) { @@ -204,7 +223,7 @@ export const ARMixin = >( public getAnchor(): string { const arRenderer = this[$renderer].arRenderer; if (arRenderer.isPresenting && arRenderer.isObjectPlaced) { - const position = arRenderer.currentGoalPosition; + const position = arRenderer.currentPosition; return `${position.x} ${position.y} ${position.z}`; } return 'Model not placed in AR yet.'; @@ -297,6 +316,7 @@ configuration or device capabilities'); this[$arButtonContainer].removeEventListener( 'click', this[$onARButtonContainerClick]); const {arRenderer} = this[$renderer]; + arRenderer.isInteractionEnabled = this.arInteraction; if (this.arPlacement === 'wall') { arRenderer.placementMode = 'wall'; } else if (this.arPlacement === 'ceiling') { diff --git a/packages/model-viewer/src/three-components/ARRenderer.ts b/packages/model-viewer/src/three-components/ARRenderer.ts index 3965874..1edec1f 100644 --- a/packages/model-viewer/src/three-components/ARRenderer.ts +++ b/packages/model-viewer/src/three-components/ARRenderer.ts @@ -131,6 +131,7 @@ export class ARRenderer extends EventDispatcher< public currentSession: XRSession|null = null; public placementMode:'floor'|'wall'|'ceiling' = 'floor'; public anchorOffset: string|null = null; + public isInteractionEnabled = true; private placementBox: PlacementBox|null = null; private menuPanel: XRMenuPanel|null = null; @@ -230,6 +231,13 @@ export class ARRenderer extends EventDispatcher< return this.goalPosition; } + public get currentPosition(): Vector3 { + if (this.presentedScene) { + return this.presentedScene.pivot.position; + } + return this.goalPosition; + } + public get isObjectPlaced(): boolean { return this.placementComplete; } @@ -417,8 +425,10 @@ export class ARRenderer extends EventDispatcher< private setupController(controller: XRController) { this.setupXRControllerLine(controller); - controller.addEventListener('selectstart', this.onControllerSelectStart); - controller.addEventListener('selectend', this.onControllerSelectEnd); + if (this.isInteractionEnabled) { + controller.addEventListener('selectstart', this.onControllerSelectStart); + controller.addEventListener('selectend', this.onControllerSelectEnd); + } } private setupXRControllers() { this.xrController1 = this.threeRenderer.xr.getController(0) as XRController; @@ -801,61 +811,52 @@ export class ARRenderer extends EventDispatcher< if (this.parsedAnchorOffset != null) { // Set position directly from the provided anchor offset. - // This position is relative to the initial XR reference space origin. position.copy(this.parsedAnchorOffset); this.goalPosition.copy(this.parsedAnchorOffset); - // Set up the scene for presentation + this.placementComplete = true; + this.worldSpaceInitialPlacementDone = true; scene.setHotspotsVisibility(true); scene.visible = true; scene.setShadowIntensity(AR_SHADOW_INTENSITY); - // Mark placement as complete to bypass further automatic placement. - this.placementComplete = true; - this.worldSpaceInitialPlacementDone = true; - - // Hide the placement box as it's not needed. if (this.placementBox) { this.placementBox.show = false; } this.dispatchEvent({type: 'status', status: ARStatus.OBJECT_PLACED}); - // Enable user interaction controls for the appropriate mode. - if (this.xrMode === XRMode.SCREEN_SPACE) { - const {session} = this.frame!; - session.addEventListener('selectstart', this.onSelectStart); - session.addEventListener('selectend', this.onSelectEnd); - session.requestHitTestSourceForTransientInput!({profile: 'generic-touchscreen'})! - .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); - } else { // WORLD_SPACE - this.enableWorldSpaceUserInteraction(); - // Hide the placement box again as it's not needed for manual anchoring. - if (this.placementBox) { - this.placementBox.show = false; + if (this.isInteractionEnabled) { + if (this.xrMode === XRMode.SCREEN_SPACE) { + const { session } = this.frame!; + session.addEventListener('selectstart', this.onSelectStart); + session.addEventListener('selectend', this.onSelectEnd); + session.requestHitTestSourceForTransientInput!({ profile: 'generic-touchscreen' })! + .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); + } else { // WORLD_SPACE + this.enableWorldSpaceUserInteraction(); } } - return; // Skip the rest of the automatic placement logic. + return; } - + const {width, height} = this.overlay!.getBoundingClientRect(); scene.setSize(width, height); - + xrCamera.projectionMatrixInverse.copy(xrCamera.projectionMatrix).invert(); - + const {theta} = (element as ModelViewerElementBase & ControlsInterface) .getCameraOrbit(); - + // Orient model to match the 3D camera view const cameraDirection = xrCamera.getWorldDirection(vector3); scene.yaw = Math.atan2(-cameraDirection.x, -cameraDirection.z) - theta; this.goalYaw = scene.yaw; - + if (this.placeOnCeiling && !this.isViewPointingUp()) { - scene.visible = false; // Hide until properly oriented - scene.setHotspotsVisibility(true); // Still show UI + scene.visible = false; + scene.setHotspotsVisibility(true); - // Set up touch interaction for screen-space mode if (this.xrMode === XRMode.SCREEN_SPACE) { const {session} = this.frame!; session.addEventListener('selectstart', this.onSelectStart); @@ -863,58 +864,58 @@ export class ARRenderer extends EventDispatcher< session.requestHitTestSourceForTransientInput!({profile: 'generic-touchscreen'})! .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); } - return; // Exit early - don't place yet + return; } - - // Use different placement logic for world-space vs screen-space - if (this.xrMode === XRMode.WORLD_SPACE && !this.worldSpaceInitialPlacementDone) { - // Use automatic optimal placement for world-space AR only on first session - const {position: optimalPosition, scale: optimalScale} = - this.calculateWorldSpaceOptimalPlacement(scene, xrCamera); - - this.goalPosition.copy(optimalPosition); - this.goalScale = optimalScale; - - // Store the initial scale for toggle functionality - this.initialModelScale = optimalScale; - - // Set initial position and scale immediately for world-space - position.copy(optimalPosition); - pivot.scale.set(optimalScale, optimalScale, optimalScale); - - // Mark that initial placement is done - this.worldSpaceInitialPlacementDone = true; - - // Calculate scale limits for world-space mode (SVXR logic) - this.calculateWorldSpaceScaleLimits(scene); - - // Enable user interaction after initial placement - this.enableWorldSpaceUserInteraction(); - } else if (this.xrMode === XRMode.SCREEN_SPACE) { - // Use original placement logic for screen-space AR - const radius = Math.max(1, 2 * scene.boundingSphere.radius); - position.copy(xrCamera.position) - .add(cameraDirection.multiplyScalar(radius)); - - this.updateTarget(); - const target = scene.getTarget(); - position.add(target).sub(this.oldTarget); - - this.goalPosition.copy(position); + + if (this.xrMode === XRMode.WORLD_SPACE) { + const {position: optimalPosition, scale: optimalScale} = + this.calculateWorldSpaceOptimalPlacement(scene, xrCamera); + + this.goalPosition.copy(optimalPosition); + this.goalScale = optimalScale; + this.initialModelScale = optimalScale; + + position.copy(optimalPosition); + pivot.scale.set(optimalScale, optimalScale, optimalScale); + + this.worldSpaceInitialPlacementDone = true; + this.calculateWorldSpaceScaleLimits(scene); + this.enableWorldSpaceUserInteraction(); + + } else { // SCREEN_SPACE + const radius = Math.max(1, 2 * scene.boundingSphere.radius); + position.copy(xrCamera.position) + .add(cameraDirection.multiplyScalar(radius)); + + this.updateTarget(); + const target = scene.getTarget(); + position.add(target).sub(this.oldTarget); + + this.goalPosition.copy(position); } - + + this.placementComplete = true; + scene.visible = true; scene.setHotspotsVisibility(true); - scene.visible = true; // Model is properly oriented, show it - - if (this.xrMode === XRMode.SCREEN_SPACE) { - const {session} = this.frame!; - session.addEventListener('selectstart', this.onSelectStart); - session.addEventListener('selectend', this.onSelectEnd); - session.requestHitTestSourceForTransientInput!({profile: 'generic-touchscreen'})! - .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); + + if (this.placementBox) { + this.placementBox.show = false; + } + + this.presentedScene?.setShadowIntensity(AR_SHADOW_INTENSITY); + this.dispatchEvent({ type: 'status', status: ARStatus.OBJECT_PLACED }); + + if (this.isInteractionEnabled) { + if (this.xrMode === XRMode.SCREEN_SPACE) { + const { session } = this.frame!; + session.addEventListener('selectstart', this.onSelectStart); + session.addEventListener('selectend', this.onSelectEnd); + session.requestHitTestSourceForTransientInput!({ profile: 'generic-touchscreen' })! + .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); + } } } - + private checkForDeferredCeilingPlacement(): void { // Check on every frame—both XR modes, only when ceiling is the target and the model is hidden if (!this.placeOnCeiling || !this.presentedScene || this.presentedScene.visible) return; @@ -952,17 +953,23 @@ export class ARRenderer extends EventDispatcher< scene.pivot.position.add(target).sub(this.oldTarget); this.goalPosition.copy(scene.pivot.position); // Setup touch interaction if needed - const {session} = this.frame!; - session.addEventListener('selectstart', this.onSelectStart); - session.addEventListener('selectend', this.onSelectEnd); - session.requestHitTestSourceForTransientInput!({profile: 'generic-touchscreen'})! - .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); + if (this.isInteractionEnabled) { + const { session } = this.frame!; + session.addEventListener('selectstart', this.onSelectStart); + session.addEventListener('selectend', this.onSelectEnd); + session.requestHitTestSourceForTransientInput!({ profile: 'generic-touchscreen' })! + .then(hitTestSource => { this.transientHitTestSource = hitTestSource; }); + } } + this.placementComplete = true; + scene.visible = true; scene.setHotspotsVisibility(true); + scene.setShadowIntensity(AR_SHADOW_INTENSITY); this.dispatchEvent({type: 'status', status: ARStatus.OBJECT_PLACED}); } + private getTouchLocation(): Vector3|null { const {axes} = this.inputSource!.gamepad!; let location = this.placementBox!.getExpandedHit( @@ -1014,51 +1021,35 @@ export class ARRenderer extends EventDispatcher< * – Ceiling: accept downward-facing planes; keep full XYZ and hide model * until a ceiling hit arrives (no premature floor placement). */ - public moveToAnchor(frame: XRFrame) { - if (this.parsedAnchorOffset != null) { - return; - } - // Handle deferred initial placement for ceiling mode - if (this.placeOnCeiling && - this.xrMode === XRMode.WORLD_SPACE && - !this.worldSpaceInitialPlacementDone && - !this.presentedScene!.visible) { - - // Check if orientation is now sufficient - if (!this.isViewPointingUp()) { - console.log('[ARR/moveToAnchor] Still waiting for proper ceiling orientation'); - return; - } - - // Orientation is good - complete the deferred world-space placement - const scene = this.presentedScene!; - const xrCamera = scene.getCamera(); - const {position: optimalPosition, scale: optimalScale} = - this.calculateWorldSpaceOptimalPlacement(scene, xrCamera); - - this.goalPosition.copy(optimalPosition); - this.goalScale = optimalScale; - this.initialModelScale = optimalScale; - - scene.pivot.position.copy(optimalPosition); - scene.pivot.scale.set(optimalScale, optimalScale, optimalScale); - - this.worldSpaceInitialPlacementDone = true; - this.calculateWorldSpaceScaleLimits(scene); - this.enableWorldSpaceUserInteraction(); - - scene.visible = true; - this.dispatchEvent({type: 'status', status: ARStatus.OBJECT_PLACED}); - return; - } - - // Skip for world-space mode after initial placement (unless ceiling was deferred) - if (this.xrMode === XRMode.WORLD_SPACE && this.worldSpaceInitialPlacementDone) { - this.placementBox!.show = false; - this.dispatchEvent({type: 'status', status: ARStatus.OBJECT_PLACED}); - return; - } +public moveToAnchor(frame: XRFrame) { + if (this.parsedAnchorOffset != null || this.placementComplete) { + return; } + + const hitSource = this.initialHitSource; + if (hitSource == null) { + return; + } + + const hitResults = frame.getHitTestResults(hitSource); + if (hitResults.length === 0) { + return; + } + + const hitResult = hitResults[0]; + const hitPosition = this.getHitPoint(hitResult); + + if (hitPosition != null) { + this.goalPosition.copy(hitPosition); + + this.placementComplete = true; + if (this.placementBox) { + this.placementBox.show = false; + } + this.presentedScene!.setShadowIntensity(AR_SHADOW_INTENSITY); + this.dispatchEvent({type: 'status', status: ARStatus.OBJECT_PLACED}); + } +} private isViewPointingUp(thresholdDeg: number = CEILING_ORIENTATION_THRESHOLD): boolean { const cam = this.presentedScene!.getCamera(); @@ -1085,6 +1076,9 @@ export class ARRenderer extends EventDispatcher< private onSelectStart = (event: Event) => { + if (!this.isInteractionEnabled) { + return; + } const hitSource = this.transientHitTestSource; if (hitSource == null) { return;