diff --git a/dist/saver.min.js b/dist/saver.min.js
index e13655b..db8f5c2 100644
--- a/dist/saver.min.js
+++ b/dist/saver.min.js
@@ -1 +1 @@
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i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(t===fs)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===ms)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===gs)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((t===vs||t===ys||t===xs||t===bs)&&null!==(i=e.get("WEBGL_compressed_texture_pvrtc"))){if(t===vs)return i.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===ys)return i.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===xs)return i.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===bs)return i.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===_s&&null!==(i=e.get("WEBGL_compressed_texture_etc1")))return i.COMPRESSED_RGB_ETC1_WEBGL;if((t===ws||t===Ms||t===Ss||t===Ts||t===As||t===Ls||t===Cs||t===Ps||t===Es||t===Ns||t===Os||t===Ds||t===Is||t===zs)&&null!==(i=e.get("WEBGL_compressed_texture_astc")))return t;if(t===ea||t===na){if(n.isWebGL2){if(t===ea)return 32775;if(t===na)return 32776}if(null!==(i=e.get("EXT_blend_minmax"))){if(t===ea)return i.MIN_EXT;if(t===na)return i.MAX_EXT}}if(t===rs){if(n.isWebGL2)return 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i,r,o,a,s,c,l,p,d,g;if(null!==(v=n.getViewerPose(m)))for(i=v.views,r=f.renderState.baseLayer,t.setFramebuffer(r.framebuffer),o=0;o<i.length;o++)a=i[o],s=r.getViewport(a),c=a.transform.inverse.matrix,(l=u.cameras[o]).matrix.fromArray(c).getInverse(l.matrix),l.projectionMatrix.fromArray(a.projectionMatrix),l.viewport.set(s.x,s.y,s.width,s.height),0===o&&u.matrix.copy(l.matrix);for(o=0;o<y.length;o++)p=y[o],(d=x[o])&&null!==(g=n.getPose(d.targetRaySpace,m))?(p.matrix.fromArray(g.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.visible=1):p.visible=0;h&&h(e)}),this.setAnimationLoop=function(t){h=t},this.dispose=function(){},this.getStandingMatrix=function(){return new l},this.getDevice=function(){},this.setDevice=function(){},this.setFrameOfReferenceType=function(){},this.submitFrame=function(){}}function Be(t){function n(){return null===z?X:1}function r(){xt=new st(vt),0==(bt=new ot(vt,xt,t)).isWebGL2&&(xt.get("WEBGL_depth_texture"),xt.get("OES_texture_float"),xt.get("OES_texture_half_float"),xt.get("OES_texture_half_float_linear"),xt.get("OES_standard_derivatives"),xt.get("OES_element_index_uint"),xt.get("ANGLE_instanced_arrays")),xt.get("OES_texture_float_linear"),zt=new Ne(vt,xt,bt),(_t=new Pe(vt,xt,zt,bt)).scissor(V.copy(Z).multiplyScalar(X).floor()),_t.viewport(j.copy(Y).multiplyScalar(X).floor()),wt=new ut(vt),Mt=new ge,St=new Ee(vt,xt,_t,Mt,bt,zt,wt),Tt=new tt(vt),At=new ct(vt,Tt,wt),Lt=new dt(vt,At,Tt,wt),Ot=new pt(vt),Ct=new me(E,xt,bt),Pt=new be,Et=new Te,Nt=new it(E,_t,Lt,S),Dt=new rt(vt,xt,wt,bt),It=new lt(vt,xt,wt,bt),wt.programs=Ct.programs,E.capabilities=bt,E.extensions=xt,E.properties=Mt,E.renderLists=Pt,E.state=_t,E.info=wt}function o(t){t.preventDefault(),N=1}function s(){N=0,r()}function c(t){var e=t.target;e.removeEventListener("dispose",c),function(t){u(t),Mt.remove(t)}(e)}function u(t){var e=Mt.get(t).program;t.program=void 0,void 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i,r,o,a,s,l,h=Mt.get(t),p=P.state.lights,d=P.state.shadowsArray,f=p.state.version,m=Ct.getParameters(t,p.state,d,e,nt.numPlanes,nt.numIntersection,n),g=Ct.getProgramCode(t,m),v=h.program,y=1;if(void 0===v)t.addEventListener("dispose",c);else if(v.code!==g)u(t);else if(h.lightsStateVersion!==f)h.lightsStateVersion=f,y=0;else{if(void 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t.isMeshLambertMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&1==t.lights}(t),h.lightsStateVersion=f,h.needsLights&&(a.ambientLightColor.value=p.state.ambient,a.lightProbe.value=p.state.probe,a.directionalLights.value=p.state.directional,a.spotLights.value=p.state.spot,a.rectAreaLights.value=p.state.rectArea,a.pointLights.value=p.state.point,a.hemisphereLights.value=p.state.hemi,a.directionalShadowMap.value=p.state.directionalShadowMap,a.directionalShadowMatrix.value=p.state.directionalShadowMatrix,a.spotShadowMap.value=p.state.spotShadowMap,a.spotShadowMatrix.value=p.state.spotShadowMatrix,a.pointShadowMap.value=p.state.pointShadowMap,a.pointShadowMatrix.value=p.state.pointShadowMatrix),s=h.program.getUniforms(),l=te.seqWithValue(s.seq,a),h.uniformsList=l}function f(t,e,n,i){var r,o,a,s,c,l,u,h,p,f,y,x,b,_,w,M,S;return St.resetTextureUnits(),r=Mt.get(n),o=P.state.lights,ht&&(ft||t!==B)&&(a=t===B&&n.id===F,nt.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,r,a)),0==n.needsUpdate&&(void 0===r.program?n.needsUpdate=1:n.fog&&r.fog!==e?n.needsUpdate=1:r.needsLights&&r.lightsStateVersion!==o.state.version?n.needsUpdate=1:void 0===r.numClippingPlanes||r.numClippingPlanes===nt.numPlanes&&r.numIntersection===nt.numIntersection||(n.needsUpdate=1)),n.needsUpdate&&(d(n,e,i),n.needsUpdate=0),s=0,c=0,l=0,h=(u=r.program).getUniforms(),p=r.shader.uniforms,_t.useProgram(u.program)&&(s=1,c=1,l=1),n.id!==F&&(F=n.id,c=1),(s||B!==t)&&(u.numMultiviewViews>0?Ft.updateCameraProjectionMatricesUniform(t,h):h.setValue(vt,"projectionMatrix",t.projectionMatrix),bt.logarithmicDepthBuffer&&h.setValue(vt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),B!==t&&(B=t,c=1,l=1),(n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.envMap)&&void 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0!==p.ltc_1&&(p.ltc_1.value=Jl.LTC_1),void 0!==p.ltc_2&&(p.ltc_2.value=Jl.LTC_2),te.upload(vt,r.uniformsList,p,St)),n.isShaderMaterial&&1==n.uniformsNeedUpdate&&(te.upload(vt,r.uniformsList,p,St),n.uniformsNeedUpdate=0),n.isSpriteMaterial&&h.setValue(vt,"center",i.center),u.numMultiviewViews>0?Ft.updateObjectMatricesUniforms(i,t,h):(h.setValue(vt,"modelViewMatrix",i.modelViewMatrix),h.setValue(vt,"normalMatrix",i.normalMatrix)),h.setValue(vt,"modelMatrix",i.matrixWorld),u}function m(t,e){var 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n,i,r;this.lightProbe=t,this.size=e,(n={}).GAMMA_OUTPUT="",i=new H({defines:n,uniforms:{sh:{value:this.lightProbe.sh.coefficients},intensity:{value:this.lightProbe.intensity}},vertexShader:"varying vec3 vNormal;\nvoid main() {\n\tvNormal = normalize( normalMatrix * normal );\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",fragmentShader:"#define RECIPROCAL_PI 0.318309886\nvec3 inverseTransformDirection( in vec3 normal, in mat4 matrix ) {\n\t// matrix is assumed to be orthogonal\n\treturn normalize( ( vec4( normal, 0.0 ) * matrix ).xyz );\n}\nvec3 linearToOutput( in vec3 a ) {\n\t#ifdef GAMMA_OUTPUT\n\t\treturn pow( a, vec3( 1.0 / float( GAMMA_FACTOR ) ) );\n\t#else\n\t\treturn a;\n\t#endif\n}\n// source: https://graphics.stanford.edu/papers/envmap/envmap.pdf\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\t// normal is assumed to have unit length\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\t// band 0\n\tvec3 result = 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this._z},set:function(t){this._z=t,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this._onChangeCallback()}}}),Object.assign(n.prototype,{isQuaternion:1,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this},setFromEuler:function(t,e){var n,i,r,o,a,s,c,l,u,h,p,d;if(!t||!t.isEuler)throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");return n=t._x,i=t._y,r=t._z,o=t.order,s=Math.sin,c=(a=Math.cos)(n/2),l=a(i/2),u=a(r/2),h=s(n/2),p=s(i/2),d=s(r/2),"XYZ"===o?(this._x=h*l*u+c*p*d,this._y=c*p*u-h*l*d,this._z=c*l*d+h*p*u,this._w=c*l*u-h*p*d):"YXZ"===o?(this._x=h*l*u+c*p*d,this._y=c*p*u-h*l*d,this._z=c*l*d-h*p*u,this._w=c*l*u+h*p*d):"ZXY"===o?(this._x=h*l*u-c*p*d,this._y=c*p*u+h*l*d,this._z=c*l*d+h*p*u,this._w=c*l*u-h*p*d):"ZYX"===o?(this._x=h*l*u-c*p*d,this._y=c*p*u+h*l*d,this._z=c*l*d-h*p*u,this._w=c*l*u+h*p*d):"YZX"===o?(this._x=h*l*u+c*p*d,this._y=c*p*u+h*l*d,this._z=c*l*d-h*p*u,this._w=c*l*u-h*p*d):"XZY"===o&&(this._x=h*l*u-c*p*d,this._y=c*p*u-h*l*d,this._z=c*l*d+h*p*u,this._w=c*l*u+h*p*d),0!=e&&this._onChangeCallback(),this},setFromAxisAngle:function(t,e){var n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(t){var e,n=t.elements,i=n[0],r=n[4],o=n[8],a=n[1],s=n[5],c=n[9],l=n[2],u=n[6],h=n[10],p=i+s+h;return p>0?(e=.5/Math.sqrt(p+1),this._w=.25/e,this._x=(u-c)*e,this._y=(o-l)*e,this._z=(a-r)*e):i>s&&i>h?(e=2*Math.sqrt(1+i-s-h),this._w=(u-c)/e,this._x=.25*e,this._y=(r+a)/e,this._z=(o+l)/e):s>h?(e=2*Math.sqrt(1+s-i-h),this._w=(o-l)/e,this._x=(r+a)/e,this._y=.25*e,this._z=(c+u)/e):(e=2*Math.sqrt(1+h-i-s),this._w=(a-r)/e,this._x=(o+l)/e,this._y=(c+u)/e,this._z=.25*e),this._onChangeCallback(),this},setFromUnitVectors:function(t,e){var n=t.dot(e)+1;return n<1e-6?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()},angleTo:function(t){return 2*Math.acos(Math.abs(ic.clamp(this.dot(t),-1,1)))},rotateTowards:function(t,e){var n,i=this.angleTo(t);return 0===i?this:(n=Math.min(1,e/i),this.slerp(t,n),this)},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var 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:function(t,e){return void 0!==e?this.multiplyQuaternions(t,e):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var n=t._x,i=t._y,r=t._z,o=t._w,a=e._x,s=e._y,c=e._z,l=e._w;return this._x=n*l+o*a+i*c-r*s,this._y=i*l+o*s+r*a-n*c,this._z=r*l+o*c+n*s-i*a,this._w=o*l-n*a-i*s-r*c,this._onChangeCallback(),this},slerp:function(t,e){var n,i,r,o,a,s,c,l,u,h,p;return 0===e?this:1===e?this.copy(t):(n=this._x,i=this._y,r=this._z,(a=(o=this._w)*t._w+n*t._x+i*t._y+r*t._z)<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1?(this._w=o,this._x=n,this._y=i,this._z=r,this):(s=1-a*a)<=Number.EPSILON?(c=1-e,this._w=c*o+e*this._w,this._x=c*n+e*this._x,this._y=c*i+e*this._y,this._z=c*r+e*this._z,this.normalize(),this._onChangeCallback(),this):(h=Math.sin((1-e)*(u=Math.atan2(l=Math.sqrt(s),a)))/l,p=Math.sin(e*u)/l,this._w=o*h+this._w*p,this._x=n*h+this._x*p,this._y=i*h+this._y*p,this._z=r*h+this._z*p,this._onChangeCallback(),this))},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),rc=new i,oc=new n,Object.assign(i.prototype,{isVector3:1,set:function(t,e,n){return this.x=t,this.y=e,this.z=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?this.addVectors(t,e):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?this.subVectors(t,e):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?this.multiplyVectors(t,e):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(t){return!t||t.isEuler,this.applyQuaternion(oc.setFromEuler(t))},applyAxisAngle:function(t,e){return this.applyQuaternion(oc.setFromAxisAngle(t,e))},applyMatrix3:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements,o=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*o,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*o,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*o,this},applyQuaternion:function(t){var e=this.x,n=this.y,i=this.z,r=t.x,o=t.y,a=t.z,s=t.w,c=s*e+o*i-a*n,l=s*n+a*e-r*i,u=s*i+r*n-o*e,h=-r*e-o*n-a*i;return this.x=c*s+h*-r+l*-a-u*-o,this.y=l*s+h*-o+u*-r-c*-a,this.z=u*s+h*-a+c*-o-l*-r,this},project:function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},unproject:function(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)},transformDirection:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(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:function(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:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this},clampLength:function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(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:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},cross:function(t,e){return void 0!==e?this.crossVectors(t,e):this.crossVectors(this,t)},crossVectors:function(t,e){var n=t.x,i=t.y,r=t.z,o=e.x,a=e.y,s=e.z;return this.x=i*s-r*a,this.y=r*o-n*s,this.z=n*a-i*o,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(t){return rc.copy(this).projectOnVector(t),this.sub(rc)},reflect:function(t){return this.sub(rc.copy(t).multiplyScalar(2*this.dot(t)))},angleTo:function(t){var e,n=Math.sqrt(this.lengthSq()*t.lengthSq());return e=this.dot(t)/n,Math.acos(ic.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},setFromSphericalCoords:function(t,e,n){var i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){var e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),ac=new i,Object.assign(r.prototype,{isMatrix3:1,set:function(t,e,n,i,r,o,a,s,c){var l=this.elements;return l[0]=t,l[1]=i,l[2]=a,l[3]=e,l[4]=r,l[5]=s,l[6]=n,l[7]=o,l[8]=c,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(t){for(var e=0,n=t.count;e<n;e++)ac.x=t.getX(e),ac.y=t.getY(e),ac.z=t.getZ(e),ac.applyMatrix3(this),t.setXYZ(e,ac.x,ac.y,ac.z);return t},multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[3],s=n[6],c=n[1],l=n[4],u=n[7],h=n[2],p=n[5],d=n[8],f=i[0],m=i[3],g=i[6],v=i[1],y=i[4],x=i[7],b=i[2],_=i[5],w=i[8];return r[0]=o*f+a*v+s*b,r[3]=o*m+a*y+s*_,r[6]=o*g+a*x+s*w,r[1]=c*f+l*v+u*b,r[4]=c*m+l*y+u*_,r[7]=c*g+l*x+u*w,r[2]=h*f+p*v+d*b,r[5]=h*m+p*y+d*_,r[8]=h*g+p*x+d*w,this},multiplyScalar:function(t){var 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:function(){var t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],o=t[4],a=t[5],s=t[6],c=t[7],l=t[8];return e*o*l-e*a*c-n*r*l+n*a*s+i*r*c-i*o*s},getInverse:function(t,e){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v;if(t&&t.isMatrix4,n=t.elements,i=this.elements,r=n[0],o=n[1],a=n[2],s=n[3],c=n[4],l=n[5],u=n[6],h=n[7],0==(g=r*(d=(p=n[8])*c-l*h)+o*(f=l*u-p*s)+a*(m=h*s-c*u))){if(1==e)throw Error("THREE.Matrix3: .getInverse() can't invert matrix, determinant is 0");return this.identity()}return v=1/g,i[0]=d*v,i[1]=(a*h-p*o)*v,i[2]=(l*o-a*c)*v,i[3]=f*v,i[4]=(p*r-a*u)*v,i[5]=(a*s-l*r)*v,i[6]=m*v,i[7]=(o*u-h*r)*v,i[8]=(c*r-o*s)*v,this},transpose:function(){var t,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:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var 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:function(t,e,n,i,r,o,a){var s=Math.cos(r),c=Math.sin(r);this.set(n*s,n*c,-n*(s*o+c*a)+o+t,-i*c,i*s,-i*(-c*o+s*a)+a+e,0,0,1)},scale:function(t,e){var n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],o=i[3],a=i[6],s=i[1],c=i[4],l=i[7];return i[0]=e*r+n*s,i[3]=e*o+n*c,i[6]=e*a+n*l,i[1]=-n*r+e*s,i[4]=-n*o+e*c,i[7]=-n*a+e*l,this},translate:function(t,e){var n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this},equals:function(t){var e,n=this.elements,i=t.elements;for(e=0;e<9;e++)if(n[e]!==i[e])return 0;return 1},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}}),cc={getDataURL:function(t){var e,n;return"undefined"==typeof HTMLCanvasElement?t.src:(t instanceof HTMLCanvasElement?e=t:(void 0===sc&&(sc=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),sc.width=t.width,sc.height=t.height,n=sc.getContext("2d"),t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=sc),e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png"))}},lc=0,o.DEFAULT_IMAGE=void 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t;if(!a&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];if(e={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment},void 0!==this.image){if(void 0===(n=this.image).uuid&&(n.uuid=ic.generateUUID()),!a&&void 0===t.images[n.uuid]){if(Array.isArray(n))for(i=[],r=0,o=n.length;r<o;r++)i.push(cc.getDataURL(n[r]));else i=cc.getDataURL(n);t.images[n.uuid]={uuid:n.uuid,url:i}}e.image=n.uuid}return a||(t.textures[this.uuid]=e),e},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case ka:t.x=t.x-Math.floor(t.x);break;case Ba:t.x=t.x<0?0:1;break;case Ua: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 ka:t.y=t.y-Math.floor(t.y);break;case Ba:t.y=t.y<0?0:1;break;case Ua:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(o.prototype,"needsUpdate",{set:function(t){1==t&&this.version++}}),Object.defineProperties(a.prototype,{width:{get:function(){return this.z},set:function(t){this.z=t}},height:{get:function(){return this.w},set:function(t){this.w=t}}}),Object.assign(a.prototype,{isVector4:1,set:function(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(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 Error("index is out of range: "+t)}return this},getComponent:function(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 Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(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:function(t,e){return void 0!==e?this.addVectors(t,e):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(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:function(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:function(t,e){return void 0!==e?this.subVectors(t,e):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*i+o[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var 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:function(t){var e,n,i,r,o,a,s,c,l,u,h=t.elements,p=h[0],d=h[4],f=h[8],m=h[1],g=h[5],v=h[9],y=h[2],x=h[6],b=h[10];return Math.abs(d-m)<.01&&Math.abs(f-y)<.01&&Math.abs(v-x)<.01?Math.abs(d+m)<.1&&Math.abs(f+y)<.1&&Math.abs(v+x)<.1&&Math.abs(p+g+b-3)<.1?(this.set(1,0,0,0),this):(a=(b+1)/2,s=(d+m)/4,c=(f+y)/4,l=(v+x)/4,(r=(p+1)/2)>(o=(g+1)/2)&&r>a?r<.01?(e=0,n=.707106781,i=.707106781):(n=s/(e=Math.sqrt(r)),i=c/e):o>a?o<.01?(e=.707106781,n=0,i=.707106781):(e=s/(n=Math.sqrt(o)),i=l/n):a<.01?(e=.707106781,n=.707106781,i=0):(e=c/(i=Math.sqrt(a)),n=l/i),this.set(e,n,i,3.141592653589793),this):(Math.abs(u=Math.sqrt((x-v)*(x-v)+(f-y)*(f-y)+(m-d)*(m-d)))<.001&&(u=1),this.x=(x-v)/u,this.y=(f-y)/u,this.z=(m-d)/u,this.w=Math.acos((p+g+b-1)/2),this)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this},clampLength:function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),s.prototype=Object.assign(Object.create(t.prototype),{constructor:s,isWebGLRenderTarget:1,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.texture.image.width=t,this.texture.image.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),c.prototype=Object.assign(Object.create(s.prototype),{constructor:c,isWebGLMultisampleRenderTarget:1,copy:function(t){return s.prototype.copy.call(this,t),this.samples=t.samples,this}}),uc=new i,hc=new l,pc=new i(0,0,0),dc=new i(1,1,1),fc=new i,mc=new i,gc=new i,Object.assign(l.prototype,{isMatrix4:1,set:function(t,e,n,i,r,o,a,s,c,l,u,h,p,d,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=o,g[9]=a,g[13]=s,g[2]=c,g[6]=l,g[10]=u,g[14]=h,g[3]=p,g[7]=d,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new l).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(t){var e=this.elements,n=t.elements,i=1/uc.setFromMatrixColumn(t,0).length(),r=1/uc.setFromMatrixColumn(t,1).length(),o=1/uc.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromEuler:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w;return!t||t.isEuler,e=this.elements,n=t.x,i=t.y,r=t.z,o=Math.cos(n),a=Math.sin(n),s=Math.cos(i),c=Math.sin(i),l=Math.cos(r),u=Math.sin(r),"XYZ"===t.order?(h=o*l,p=o*u,d=a*l,f=a*u,e[0]=s*l,e[4]=-s*u,e[8]=c,e[1]=p+d*c,e[5]=h-f*c,e[9]=-a*s,e[2]=f-h*c,e[6]=d+p*c,e[10]=o*s):"YXZ"===t.order?(m=s*l,g=s*u,v=c*l,y=c*u,e[0]=m+y*a,e[4]=v*a-g,e[8]=o*c,e[1]=o*u,e[5]=o*l,e[9]=-a,e[2]=g*a-v,e[6]=y+m*a,e[10]=o*s):"ZXY"===t.order?(m=s*l,g=s*u,v=c*l,y=c*u,e[0]=m-y*a,e[4]=-o*u,e[8]=v+g*a,e[1]=g+v*a,e[5]=o*l,e[9]=y-m*a,e[2]=-o*c,e[6]=a,e[10]=o*s):"ZYX"===t.order?(h=o*l,p=o*u,d=a*l,f=a*u,e[0]=s*l,e[4]=d*c-p,e[8]=h*c+f,e[1]=s*u,e[5]=f*c+h,e[9]=p*c-d,e[2]=-c,e[6]=a*s,e[10]=o*s):"YZX"===t.order?(x=o*s,b=o*c,_=a*s,w=a*c,e[0]=s*l,e[4]=w-x*u,e[8]=_*u+b,e[1]=u,e[5]=o*l,e[9]=-a*l,e[2]=-c*l,e[6]=b*u+_,e[10]=x-w*u):"XZY"===t.order&&(x=o*s,b=o*c,_=a*s,w=a*c,e[0]=s*l,e[4]=-u,e[8]=c*l,e[1]=x*u+w,e[5]=o*l,e[9]=b*u-_,e[2]=_*u-b,e[6]=a*l,e[10]=w*u+x),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){return this.compose(pc,t,dc)},lookAt:function(t,e,n){var i=this.elements;return gc.subVectors(t,e),0===gc.lengthSq()&&(gc.z=1),gc.normalize(),fc.crossVectors(n,gc),0===fc.lengthSq()&&(1===Math.abs(n.z)?gc.x+=1e-4:gc.z+=1e-4,gc.normalize(),fc.crossVectors(n,gc)),fc.normalize(),mc.crossVectors(gc,fc),i[0]=fc.x,i[4]=mc.x,i[8]=gc.x,i[1]=fc.y,i[5]=mc.y,i[9]=gc.y,i[2]=fc.z,i[6]=mc.z,i[10]=gc.z,this},multiply:function(t,e){return void 0!==e?this.multiplyMatrices(t,e):this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[4],s=n[8],c=n[12],l=n[1],u=n[5],h=n[9],p=n[13],d=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],b=n[15],_=i[0],w=i[4],M=i[8],S=i[12],T=i[1],A=i[5],L=i[9],C=i[13],P=i[2],E=i[6],N=i[10],O=i[14],D=i[3],I=i[7],z=i[11],R=i[15];return r[0]=o*_+a*T+s*P+c*D,r[4]=o*w+a*A+s*E+c*I,r[8]=o*M+a*L+s*N+c*z,r[12]=o*S+a*C+s*O+c*R,r[1]=l*_+u*T+h*P+p*D,r[5]=l*w+u*A+h*E+p*I,r[9]=l*M+u*L+h*N+p*z,r[13]=l*S+u*C+h*O+p*R,r[2]=d*_+f*T+m*P+g*D,r[6]=d*w+f*A+m*E+g*I,r[10]=d*M+f*L+m*N+g*z,r[14]=d*S+f*C+m*O+g*R,r[3]=v*_+y*T+x*P+b*D,r[7]=v*w+y*A+x*E+b*I,r[11]=v*M+y*L+x*N+b*z,r[15]=v*S+y*C+x*O+b*R,this},multiplyScalar:function(t){var 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},applyToBufferAttribute:function(t){for(var e=0,n=t.count;e<n;e++)uc.x=t.getX(e),uc.y=t.getY(e),uc.z=t.getZ(e),uc.applyMatrix4(this),t.setXYZ(e,uc.x,uc.y,uc.z);return t},determinant:function(){var t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],o=t[1],a=t[5],s=t[9],c=t[13],l=t[2],u=t[6],h=t[10],p=t[14];return t[3]*(+r*s*u-i*c*u-r*a*h+n*c*h+i*a*p-n*s*p)+t[7]*(+e*s*p-e*c*h+r*o*h-i*o*p+i*c*l-r*s*l)+t[11]*(+e*c*u-e*a*p-r*o*u+n*o*p+r*a*l-n*c*l)+t[15]*(-i*a*l-e*s*u+e*a*h+i*o*u-n*o*h+n*s*l)},transpose:function(){var t=this.elements,e=t[1];return 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:function(t,e,n){var i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this},getInverse:function(t,e){var n,i=this.elements,r=t.elements,o=r[0],a=r[1],s=r[2],c=r[3],l=r[4],u=r[5],h=r[6],p=r[7],d=r[8],f=r[9],m=r[10],g=r[11],v=r[12],y=r[13],x=r[14],b=r[15],_=f*x*p-y*m*p+y*h*g-u*x*g-f*h*b+u*m*b,w=v*m*p-d*x*p-v*h*g+l*x*g+d*h*b-l*m*b,M=d*y*p-v*f*p+v*u*g-l*y*g-d*u*b+l*f*b,S=v*f*h-d*y*h-v*u*m+l*y*m+d*u*x-l*f*x,T=o*_+a*w+s*M+c*S;if(0===T){if(1==e)throw Error("THREE.Matrix4: .getInverse() can't invert matrix, determinant is 0");return this.identity()}return n=1/T,i[0]=_*n,i[1]=(y*m*c-f*x*c-y*s*g+a*x*g+f*s*b-a*m*b)*n,i[2]=(u*x*c-y*h*c+y*s*p-a*x*p-u*s*b+a*h*b)*n,i[3]=(f*h*c-u*m*c-f*s*p+a*m*p+u*s*g-a*h*g)*n,i[4]=w*n,i[5]=(d*x*c-v*m*c+v*s*g-o*x*g-d*s*b+o*m*b)*n,i[6]=(v*h*c-l*x*c-v*s*p+o*x*p+l*s*b-o*h*b)*n,i[7]=(l*m*c-d*h*c+d*s*p-o*m*p-l*s*g+o*h*g)*n,i[8]=M*n,i[9]=(v*f*c-d*y*c-v*a*g+o*y*g+d*a*b-o*f*b)*n,i[10]=(l*y*c-v*u*c+v*a*p-o*y*p-l*a*b+o*u*b)*n,i[11]=(d*u*c-l*f*c-d*a*p+o*f*p+l*a*g-o*u*g)*n,i[12]=S*n,i[13]=(d*y*s-v*f*s+v*a*m-o*y*m-d*a*x+o*f*x)*n,i[14]=(v*u*s-l*y*s-v*a*h+o*y*h+l*a*x-o*u*x)*n,i[15]=(l*f*s-d*u*s+d*a*h-o*f*h-l*a*m+o*u*m)*n,this},scale:function(t){var e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))},makeTranslation:function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},makeRotationX:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},makeRotationY:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},makeRotationZ:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){var n=Math.cos(e),i=Math.sin(e),r=1-n,o=t.x,a=t.y,s=t.z,c=r*o,l=r*a;return this.set(c*o+n,c*a-i*s,c*s+i*a,0,c*a+i*s,l*a+n,l*s-i*o,0,c*s-i*a,l*s+i*o,r*s*s+n,0,0,0,0,1),this},makeScale:function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,n){var i=this.elements,r=e._x,o=e._y,a=e._z,s=e._w,c=r+r,l=o+o,u=a+a,h=r*c,p=r*l,d=r*u,f=o*l,m=o*u,g=a*u,v=s*c,y=s*l,x=s*u,b=n.x,_=n.y,w=n.z;return i[0]=(1-(f+g))*b,i[1]=(p+x)*b,i[2]=(d-y)*b,i[3]=0,i[4]=(p-x)*_,i[5]=(1-(h+g))*_,i[6]=(m+v)*_,i[7]=0,i[8]=(d+y)*w,i[9]=(m-v)*w,i[10]=(1-(h+f))*w,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this},decompose:function(t,e,n){var i,r,o,a=this.elements,s=uc.set(a[0],a[1],a[2]).length(),c=uc.set(a[4],a[5],a[6]).length(),l=uc.set(a[8],a[9],a[10]).length();return this.determinant()<0&&(s=-s),t.x=a[12],t.y=a[13],t.z=a[14],hc.copy(this),i=1/s,r=1/c,o=1/l,hc.elements[0]*=i,hc.elements[1]*=i,hc.elements[2]*=i,hc.elements[4]*=r,hc.elements[5]*=r,hc.elements[6]*=r,hc.elements[8]*=o,hc.elements[9]*=o,hc.elements[10]*=o,e.setFromRotationMatrix(hc),n.x=s,n.y=c,n.z=l,this},makePerspective:function(t,e,n,i,r,o){var a,s,c,l,u,h,p;return s=2*r/(e-t),c=2*r/(n-i),l=(e+t)/(e-t),u=(n+i)/(n-i),h=-(o+r)/(o-r),p=-2*o*r/(o-r),(a=this.elements)[0]=s,a[4]=0,a[8]=l,a[12]=0,a[1]=0,a[5]=c,a[9]=u,a[13]=0,a[2]=0,a[6]=0,a[10]=h,a[14]=p,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this},makeOrthographic:function(t,e,n,i,r,o){var a=this.elements,s=1/(e-t),c=1/(n-i),l=1/(o-r),u=(e+t)*s,h=(n+i)*c,p=(o+r)*l;return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-u,a[1]=0,a[5]=2*c,a[9]=0,a[13]=-h,a[2]=0,a[6]=0,a[10]=-2*l,a[14]=-p,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this},equals:function(t){var e,n=this.elements,i=t.elements;for(e=0;e<16;e++)if(n[e]!==i[e])return 0;return 1},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}),vc=new l,yc=new n,u.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],u.DefaultOrder="XYZ",Object.defineProperties(u.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this._onChangeCallback()}}}),Object.assign(u.prototype,{isEuler:1,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){var i=ic.clamp,r=t.elements,o=r[0],a=r[4],s=r[8],c=r[1],l=r[5],u=r[9],h=r[2],p=r[6],d=r[10];return"XYZ"===(e=e||this._order)?(this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-a,o)):(this._x=Math.atan2(p,l),this._z=0)):"YXZ"===e?(this._x=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-h,o),this._z=0)):"ZXY"===e?(this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(c,o))):"ZYX"===e?(this._y=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-a,l))):"YZX"===e?(this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-h,o)):(this._x=0,this._y=Math.atan2(s,d))):"XZY"===e&&(this._z=Math.asin(-i(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(p,l),this._y=Math.atan2(s,o)):(this._x=Math.atan2(-u,d),this._y=0)),this._order=e,0!=n&&this._onChangeCallback(),this},setFromQuaternion:function(t,e,n){return vc.makeRotationFromQuaternion(t),this.setFromRotationMatrix(vc,e,n)},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(t){return yc.setFromEuler(this),this.setFromQuaternion(yc,t)},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(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:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new i(this._x,this._y,this._z)},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),Object.assign(h.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},enableAll:function(){this.mask=-1},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},disableAll:function(){this.mask=0},test:function(t){return 0!=(this.mask&t.mask)}}),xc=0,bc=new i,_c=new n,wc=new l,Mc=new i,Sc=new i,Tc=new i,Ac=new n,Lc=new i(1,0,0),Cc=new i(0,1,0),Pc=new i(0,0,1),Ec={type:"added"},Nc={type:"removed"},p.DefaultUp=new i(0,1,0),p.DefaultMatrixAutoUpdate=1,p.prototype=Object.assign(Object.create(t.prototype),{constructor:p,isObject3D:1,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,1)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return _c.setFromAxisAngle(t,e),this.quaternion.multiply(_c),this},rotateOnWorldAxis:function(t,e){return _c.setFromAxisAngle(t,e),this.quaternion.premultiply(_c),this},rotateX:function(t){return this.rotateOnAxis(Lc,t)},rotateY:function(t){return this.rotateOnAxis(Cc,t)},rotateZ:function(t){return this.rotateOnAxis(Pc,t)},translateOnAxis:function(t,e){return bc.copy(t).applyQuaternion(this.quaternion),this.position.add(bc.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(Lc,t)},translateY:function(t){return this.translateOnAxis(Cc,t)},translateZ:function(t){return this.translateOnAxis(Pc,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(wc.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?Mc.copy(t):Mc.set(t,e,n);var i=this.parent;this.updateWorldMatrix(1,0),Sc.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?wc.lookAt(Sc,Mc,this.up):wc.lookAt(Mc,Sc,this.up),this.quaternion.setFromRotationMatrix(wc),i&&(wc.extractRotation(i.matrixWorld),_c.setFromRotationMatrix(wc),this.quaternion.premultiply(_c.inverse()))},add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?this:(t&&t.isObject3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(Ec)),this)},remove:function(t){var e,n;if(arguments.length>1){for(e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}return-1!==(n=this.children.indexOf(t))&&(t.parent=null,this.children.splice(n,1),t.dispatchEvent(Nc)),this},attach:function(t){return this.updateWorldMatrix(1,0),wc.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(1,0),wc.multiply(t.parent.matrixWorld)),t.applyMatrix(wc),t.updateWorldMatrix(0,0),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){var n,i,r;if(this[t]===e)return this;for(n=0,i=this.children.length;n<i;n++)if(void 0!==(r=this.children[n].getObjectByProperty(t,e)))return r},getWorldPosition:function(t){return void 0===t&&(t=new i),this.updateMatrixWorld(1),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(t=new n),this.updateMatrixWorld(1),this.matrixWorld.decompose(Sc,t,Tc),t},getWorldScale:function(t){return void 0===t&&(t=new i),this.updateMatrixWorld(1),this.matrixWorld.decompose(Sc,Ac,t),t},getWorldDirection:function(t){void 0===t&&(t=new i),this.updateMatrixWorld(1);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){var e,n,i;for(t(this),n=0,i=(e=this.children).length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){var e,n,i;if(0!=this.visible)for(t(this),n=0,i=(e=this.children).length;n<i;n++)e[n].traverseVisible(t)},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=1},updateMatrixWorld:function(t){var e,n,i;for(this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=0,t=1),n=0,i=(e=this.children).length;n<i;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var n,i,r,o=this.parent;if(1==t&&null!==o&&o.updateWorldMatrix(1,0),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),1==e)for(i=0,r=(n=this.children).length;i<r;i++)n[i].updateWorldMatrix(0,1)},toJSON:function(t){function e(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}function n(t){var e,n,i=[];for(e in t)delete(n=t[e]).metadata,i.push(n);return i}var i,r,o,a,s,c,l,u,h,p,d,f=void 0===t||"string"==typeof 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0!==this.material)if(Array.isArray(this.material)){for(l=[],a=0,s=this.material.length;a<s;a++)l.push(e(t.materials,this.material[a]));i.material=l}else i.material=e(t.materials,this.material);if(this.children.length>0)for(i.children=[],a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(t).object);return f&&(u=n(t.geometries),h=n(t.materials),p=n(t.textures),d=n(t.images),o=n(t.shapes),u.length>0&&(m.geometries=u),h.length>0&&(m.materials=h),p.length>0&&(m.textures=p),d.length>0&&(m.images=d),o.length>0&&(m.shapes=o)),m.object=i,m},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){var n,i;if(void 0===e&&(e=1),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),1==e)for(n=0;n<t.children.length;n++)i=t.children[n],this.add(i.clone());return this}}),d.prototype=Object.assign(Object.create(p.prototype),{constructor:d,isScene:1,copy:function(t,e){return p.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Oc=[new i,new i,new i,new i,new i,new i,new i,new i],Dc=new i,Ic=new i,zc=new i,Rc=new i,Fc=new i,kc=new i,Bc=new i,Uc=new i,jc=new i,Vc=new i,Gc=new i,Object.assign(f.prototype,{isBox3:1,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){var e,n,i,r,o,a=1/0,s=1/0,c=1/0,l=-1/0,u=-1/0,h=-1/0;for(e=0,n=t.length;e<n;e+=3)(i=t[e])<a&&(a=i),(r=t[e+1])<s&&(s=r),(o=t[e+2])<c&&(c=o),i>l&&(l=i),r>u&&(u=r),o>h&&(h=o);return this.min.set(a,s,c),this.max.set(l,u,h),this},setFromBufferAttribute:function(t){var e,n,i,r,o,a=1/0,s=1/0,c=1/0,l=-1/0,u=-1/0,h=-1/0;for(e=0,n=t.count;e<n;e++)(i=t.getX(e))<a&&(a=i),(r=t.getY(e))<s&&(s=r),(o=t.getZ(e))<c&&(c=o),i>l&&(l=i),r>u&&(u=r),o>h&&(h=o);return this.min.set(a,s,c),this.max.set(l,u,h),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=Dc.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){return void 0===t&&(t=new i),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(t=new i),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(t){var e,n,i,r,o,a;if(t.updateWorldMatrix(0,0),void 0!==(i=t.geometry))if(i.isGeometry)for(e=0,n=(r=i.vertices).length;e<n;e++)Dc.copy(r[e]),Dc.applyMatrix4(t.matrixWorld),this.expandByPoint(Dc);else if(i.isBufferGeometry&&void 0!==(o=i.attributes.position))for(e=0,n=o.count;e<n;e++)Dc.fromBufferAttribute(o,e).applyMatrix4(t.matrixWorld),this.expandByPoint(Dc);for(e=0,n=(a=t.children).length;e<n;e++)this.expandByObject(a[e]);return this},containsPoint:function(t){return t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z?0:1},containsBox:function(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:function(t,e){return void 0===e&&(e=new i),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:function(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?0:1},intersectsSphere:function(t){return this.clampPoint(t.center,Dc),Dc.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant},intersectsTriangle:function(t){if(this.isEmpty())return 0;this.getCenter(Uc),jc.subVectors(this.max,Uc),Ic.subVectors(t.a,Uc),zc.subVectors(t.b,Uc),Rc.subVectors(t.c,Uc),Fc.subVectors(zc,Ic),kc.subVectors(Rc,zc),Bc.subVectors(Ic,Rc);var e=[0,-Fc.z,Fc.y,0,-kc.z,kc.y,0,-Bc.z,Bc.y,Fc.z,0,-Fc.x,kc.z,0,-kc.x,Bc.z,0,-Bc.x,-Fc.y,Fc.x,0,-kc.y,kc.x,0,-Bc.y,Bc.x,0];return m(e,Ic,zc,Rc,jc)&&m(e=[1,0,0,0,1,0,0,0,1],Ic,zc,Rc,jc)?(Vc.crossVectors(Fc,kc),m(e=[Vc.x,Vc.y,Vc.z],Ic,zc,Rc,jc)):0},clampPoint:function(t,e){return void 0===e&&(e=new i),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Dc.copy(t).clamp(this.min,this.max).sub(t).length()},getBoundingSphere:function(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Dc).length(),t},intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(t){return this.isEmpty()?this:(Oc[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Oc[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Oc[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Oc[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Oc[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Oc[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Oc[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Oc[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Oc),this)},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Wc=new f,Object.assign(g.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(t,e){var n,i,r,o=this.center;for(void 0!==e?o.copy(e):Wc.setFromPoints(t).getCenter(o),n=0,i=0,r=t.length;i<r;i++)n=Math.max(n,o.distanceToSquared(t[i]));return this.radius=Math.sqrt(n),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius},clampPoint:function(t,e){var n=this.center.distanceToSquared(t);return void 0===e&&(e=new i),e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},getBoundingBox:function(t){return void 0===t&&(t=new f),t.set(this.center,this.center),t.expandByScalar(this.radius),t},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Hc=new i,qc=new i,Xc=new i,Yc=new i,Zc=new i,Jc=new i,$c=new i,Object.assign(v.prototype,{set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){return void 0===e&&(e=new i),e.copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){return this.direction.copy(t).sub(this.origin).normalize(),this},recast:function(t){return this.origin.copy(this.at(t,Hc)),this},closestPointToPoint:function(t,e){void 0===e&&(e=new i),e.subVectors(t,this.origin);var n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(t){var e=Hc.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Hc.copy(this.direction).multiplyScalar(e).add(this.origin),Hc.distanceToSquared(t))},distanceSqToSegment:function(t,e,n,i){var r,o,a,s,c,l,u,h,p,d,f;return qc.copy(t).add(e).multiplyScalar(.5),Xc.copy(e).sub(t).normalize(),Yc.copy(this.origin).sub(qc),r=.5*t.distanceTo(e),o=-this.direction.dot(Xc),a=Yc.dot(this.direction),s=-Yc.dot(Xc),c=Yc.lengthSq(),(l=Math.abs(1-o*o))>0?(h=o*a-s,d=r*l,(u=o*s-a)>=0?p=h>=-d?h<=d?(u*=f=1/l)*(u+o*(h*=f)+2*a)+h*(o*u+h+2*s)+c:-(u=Math.max(0,-(o*(h=r)+a)))*u+h*(h+2*s)+c:-(u=Math.max(0,-(o*(h=-r)+a)))*u+h*(h+2*s)+c:h<=-d?p=-(u=Math.max(0,-(-o*r+a)))*u+(h=u>0?-r:Math.min(Math.max(-r,-s),r))*(h+2*s)+c:h<=d?(u=0,p=(h=Math.min(Math.max(-r,-s),r))*(h+2*s)+c):p=-(u=Math.max(0,-(o*r+a)))*u+(h=u>0?r:Math.min(Math.max(-r,-s),r))*(h+2*s)+c):p=-(u=Math.max(0,-(o*(h=o>0?-r:r)+a)))*u+h*(h+2*s)+c,n&&n.copy(this.direction).multiplyScalar(u).add(this.origin),i&&i.copy(Xc).multiplyScalar(h).add(qc),p},intersectSphere:function(t,e){var n,i,r,o,a,s;return Hc.subVectors(t.center,this.origin),n=Hc.dot(this.direction),(i=Hc.dot(Hc)-n*n)>(r=t.radius*t.radius)?null:(s=n+(o=Math.sqrt(r-i)),(a=n-o)<0&&s<0?null:a<0?this.at(s,e):this.at(a,e))},intersectsSphere:function(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius},distanceToPlane:function(t){var e,n=t.normal.dot(this.direction);return 0===n?0===t.distanceToPoint(this.origin)?0:null:(e=-(this.origin.dot(t.normal)+t.constant)/n)>=0?e:null},intersectPlane:function(t,e){var n=this.distanceToPlane(t);return null===n?null:this.at(n,e)},intersectsPlane:function(t){var e=t.distanceToPoint(this.origin);return 0===e?1:t.normal.dot(this.direction)*e<0?1:0},intersectBox:function(t,e){var n,i,r,o,a,s,c=1/this.direction.x,l=1/this.direction.y,u=1/this.direction.z,h=this.origin;return c>=0?(n=(t.min.x-h.x)*c,i=(t.max.x-h.x)*c):(n=(t.max.x-h.x)*c,i=(t.min.x-h.x)*c),l>=0?(r=(t.min.y-h.y)*l,o=(t.max.y-h.y)*l):(r=(t.max.y-h.y)*l,o=(t.min.y-h.y)*l),n>o||r>i?null:((r>n||n!=n)&&(n=r),(o<i||i!=i)&&(i=o),u>=0?(a=(t.min.z-h.z)*u,s=(t.max.z-h.z)*u):(a=(t.max.z-h.z)*u,s=(t.min.z-h.z)*u),n>s||a>i?null:((a>n||n!=n)&&(n=a),(s<i||i!=i)&&(i=s),i<0?null:this.at(n>=0?n:i,e)))},intersectsBox:function(t){return null!==this.intersectBox(t,Hc)},intersectTriangle:function(t,e,n,i,r){var o,a,s,c,l;if(Zc.subVectors(e,t),Jc.subVectors(n,t),$c.crossVectors(Zc,Jc),(o=this.direction.dot($c))>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}return Yc.subVectors(this.origin,t),(s=a*this.direction.dot(Jc.crossVectors(Yc,Jc)))<0?null:(c=a*this.direction.dot(Zc.cross(Yc)))<0?null:s+c>o?null:(l=-a*Yc.dot($c))<0?null:this.at(l/o,r)},applyMatrix4:function(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}}),Qc=new i,Kc=new i,tl=new i,el=new i,nl=new i,il=new i,rl=new i,ol=new i,al=new i,sl=new i,Object.assign(y,{getNormal:function(t,e,n,r){void 0===r&&(r=new i),r.subVectors(n,e),Qc.subVectors(t,e),r.cross(Qc);var o=r.lengthSq();return o>0?r.multiplyScalar(1/Math.sqrt(o)):r.set(0,0,0)},getBarycoord:function(t,e,n,r,o){var a,s,c,l,u,h,p,d,f;return Qc.subVectors(r,e),Kc.subVectors(n,e),tl.subVectors(t,e),a=Qc.dot(Qc),s=Qc.dot(Kc),c=Qc.dot(tl),l=Kc.dot(Kc),u=Kc.dot(tl),h=a*l-s*s,void 0===o&&(o=new i),0===h?o.set(-2,-1,-1):(d=(l*c-s*u)*(p=1/h),f=(a*u-s*c)*p,o.set(1-d-f,f,d))},containsPoint:function(t,e,n,i){return y.getBarycoord(t,e,n,i,el),el.x>=0&&el.y>=0&&el.x+el.y<=1},getUV:function(t,e,n,i,r,o,a,s){return this.getBarycoord(t,e,n,i,el),s.set(0,0),s.addScaledVector(r,el.x),s.addScaledVector(o,el.y),s.addScaledVector(a,el.z),s},isFrontFacing:function(t,e,n,i){return Qc.subVectors(n,e),Kc.subVectors(t,e),Qc.cross(Kc).dot(i)<0?1:0}}),Object.assign(y.prototype,{set:function(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this},setFromPointsAndIndices:function(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},getArea:function(){return Qc.subVectors(this.c,this.b),Kc.subVectors(this.a,this.b),.5*Qc.cross(Kc).length()},getMidpoint:function(t){return void 0===t&&(t=new i),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(t){return y.getNormal(this.a,this.b,this.c,t)},getPlane:function(t){return void 0===t&&(t=new i),t.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(t,e){return y.getBarycoord(t,this.a,this.b,this.c,e)},getUV:function(t,e,n,i,r){return y.getUV(t,this.a,this.b,this.c,e,n,i,r)},containsPoint:function(t){return y.containsPoint(t,this.a,this.b,this.c)},isFrontFacing:function(t){return y.isFrontFacing(this.a,this.b,this.c,t)},intersectsBox:function(t){return t.intersectsTriangle(this)},closestPointToPoint:function(t,e){var n,r,o,a,s,c,l,u,h,p,d,f,m,g,v;return void 0===e&&(e=new i),n=this.a,r=this.b,o=this.c,nl.subVectors(r,n),il.subVectors(o,n),ol.subVectors(t,n),c=nl.dot(ol),l=il.dot(ol),c<=0&&l<=0?e.copy(n):(al.subVectors(t,r),u=nl.dot(al),h=il.dot(al),u>=0&&h<=u?e.copy(r):(p=c*h-u*l)<=0&&c>=0&&u<=0?(a=c/(c-u),e.copy(n).addScaledVector(nl,a)):(sl.subVectors(t,o),d=nl.dot(sl),(f=il.dot(sl))>=0&&d<=f?e.copy(o):(m=d*l-c*f)<=0&&l>=0&&f<=0?(s=l/(l-f),e.copy(n).addScaledVector(il,s)):(g=u*f-d*h)<=0&&h-u>=0&&d-f>=0?(rl.subVectors(o,r),s=(h-u)/(h-u+(d-f)),e.copy(r).addScaledVector(rl,s)):(a=m*(v=1/(g+m+p)),s=p*v,e.copy(n).addScaledVector(nl,a).addScaledVector(il,s))))},equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}),cl={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},ll={h:0,s:0,l:0},ul={h:0,s:0,l:0},Object.assign(x.prototype,{isColor:1,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(t,e,n){var i,r;return t=ic.euclideanModulo(t,1),e=ic.clamp(e,0,1),n=ic.clamp(n,0,1),0===e?this.r=this.g=this.b=n:(r=2*n-(i=n<=.5?n*(1+e):n+e-n*e),this.r=b(r,i,t+1/3),this.g=b(r,i,t),this.b=b(r,i,t-1/3)),this},setStyle:function(t){var e,n,i,r,o,a,s,c,l;if(e=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t))switch(i=e[1],r=e[2],i){case"rgb":case"rgba":if(n=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(n[1],10))/255,this.g=Math.min(255,parseInt(n[2],10))/255,this.b=Math.min(255,parseInt(n[3],10))/255,n[5],this;if(n=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(n[1],10))/100,this.g=Math.min(100,parseInt(n[2],10))/100,this.b=Math.min(100,parseInt(n[3],10))/100,n[5],this;break;case"hsl":case"hsla":if(n=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return o=parseFloat(n[1])/360,a=parseInt(n[2],10)/100,s=parseInt(n[3],10)/100,n[5],this.setHSL(o,a,s)}else if(e=/^\#([A-Fa-f0-9]+)$/.exec(t)){if(3===(l=(c=e[1]).length))return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===l)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return t&&t.length>0&&void 0!==(c=cl[t])&&this.setHex(c),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(t){return this.r=t.r,this.g=t.g,this.b=t.b,this},copyGammaToLinear:function(t,e){return void 0===e&&(e=2),this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this},copyLinearToGamma:function(t,e){void 0===e&&(e=2);var n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this},convertGammaToLinear:function(t){return this.copyGammaToLinear(this,t),this},convertLinearToGamma:function(t){return this.copyLinearToGamma(this,t),this},copySRGBToLinear:function(t){return this.r=_(t.r),this.g=_(t.g),this.b=_(t.b),this},copyLinearToSRGB:function(t){return this.r=w(t.r),this.g=w(t.g),this.b=w(t.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(t){var e,n,i,r,o,a,s,c,l;if(void 0===t&&(t={h:0,s:0,l:0}),e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),c=((o=Math.min(e,n,i))+r)/2,o===r)a=0,s=0;else{switch(l=r-o,s=c<=.5?l/(r+o):l/(2-r-o),r){case e:a=(n-i)/l+(n<i?6:0);break;case n:a=(i-e)/l+2;break;case i:a=(e-n)/l+4}a/=6}return t.h=a,t.s=s,t.l=c,t},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(t,e,n){return this.getHSL(ll),ll.h+=t,ll.s+=e,ll.l+=n,this.setHSL(ll.h,ll.s,ll.l),this},add:function(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this},addColors:function(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this},addScalar:function(t){return this.r+=t,this.g+=t,this.b+=t,this},sub:function(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this},multiply:function(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this},multiplyScalar:function(t){return this.r*=t,this.g*=t,this.b*=t,this},lerp:function(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this},lerpHSL:function(t,e){var n,i,r;return this.getHSL(ll),t.getHSL(ul),n=ic.lerp(ll.h,ul.h,e),i=ic.lerp(ll.s,ul.s,e),r=ic.lerp(ll.l,ul.l,e),this.setHSL(n,i,r),this},equals:function(t){return t.r===this.r&&t.g===this.g&&t.b===this.b},fromArray:function(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t},toJSON:function(){return this.getHex()}}),Object.assign(M.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n;for(this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex,e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(e=0,n=t.vertexColors.length;e<n;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}}),hl=0,S.prototype=Object.assign(Object.create(t.prototype),{constructor:S,isMaterial:1,onBeforeCompile:function(){},setValues:function(t){var e,n,i;if(void 0!==t)for(e in t)void 0!==(n=t[e])&&("shading"!==e?void 0!==(i=this[e])&&(i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n):this.flatShading=1===n?1:0)},toJSON:function(t){function e(t){var e,n,i=[];for(e in t)delete(n=t[e]).metadata,i.push(n);return i}var n,i,r,o=void 0===t||"string"==typeof t;return o&&(t={textures:{},images:{}}),(n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}}).uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==Xo&&(n.blending=this.blending),1==this.flatShading&&(n.flatShading=this.flatShading),this.side!==Uo&&(n.side=this.side),this.vertexColors!==Go&&(n.vertexColors=this.vertexColors),this.opacity<1&&(n.opacity=this.opacity),1==this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),1==this.polygonOffset&&(n.polygonOffset=1),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),1==this.dithering&&(n.dithering=1),this.alphaTest>0&&(n.alphaTest=this.alphaTest),1==this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),1==this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),1==this.morphTargets&&(n.morphTargets=1),1==this.morphNormals&&(n.morphNormals=1),1==this.skinning&&(n.skinning=1),0==this.visible&&(n.visible=0),0==this.toneMapped&&(n.toneMapped=0),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),o&&(i=e(t.textures),r=e(t.images),i.length>0&&(n.textures=i),r.length>0&&(n.images=r)),n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n,i,r;if(this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWrite=t.stencilWrite,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.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection,n=null,null!==(e=t.clippingPlanes))for(i=e.length,n=Array(i),r=0;r!==i;++r)n[r]=e[r].clone();return this.clippingPlanes=n,this.shadowSide=t.shadowSide,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),T.prototype=Object.create(S.prototype),T.prototype.constructor=T,T.prototype.isMeshBasicMaterial=1,T.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this},Object.defineProperty(A.prototype,"needsUpdate",{set:function(t){1==t&&this.version++}}),Object.assign(A.prototype,{isBufferAttribute:1,onUploadCallback:function(){},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.dynamic=t.dynamic,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){var e,n,i,r=this.array,o=0;for(e=0,n=t.length;e<n;e++)void 0===(i=t[e])&&(i=new x),r[o++]=i.r,r[o++]=i.g,r[o++]=i.b;return this},copyVector2sArray:function(t){var n,i,r,o=this.array,a=0;for(n=0,i=t.length;n<i;n++)void 0===(r=t[n])&&(r=new e),o[a++]=r.x,o[a++]=r.y;return this},copyVector3sArray:function(t){var e,n,r,o=this.array,a=0;for(e=0,n=t.length;e<n;e++)void 0===(r=t[e])&&(r=new i),o[a++]=r.x,o[a++]=r.y,o[a++]=r.z;return this},copyVector4sArray:function(t){var e,n,i,r=this.array,o=0;for(e=0,n=t.length;e<n;e++)void 0===(i=t[e])&&(i=new a),r[o++]=i.x,r[o++]=i.y,r[o++]=i.z,r[o++]=i.w;return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),L.prototype=Object.create(A.prototype),L.prototype.constructor=L,C.prototype=Object.create(A.prototype),C.prototype.constructor=C,P.prototype=Object.create(A.prototype),P.prototype.constructor=P,E.prototype=Object.create(A.prototype),E.prototype.constructor=E,N.prototype=Object.create(A.prototype),N.prototype.constructor=N,O.prototype=Object.create(A.prototype),O.prototype.constructor=O,D.prototype=Object.create(A.prototype),D.prototype.constructor=D,I.prototype=Object.create(A.prototype),I.prototype.constructor=I,z.prototype=Object.create(A.prototype),z.prototype.constructor=z,Object.assign(R.prototype,{computeGroups:function(t){var e,n,i,r=[],o=void 0,a=t.faces;for(n=0;n<a.length;n++)(i=a[n]).materialIndex!==o&&(o=i.materialIndex,void 0!==e&&(e.count=3*n-e.start,r.push(e)),e={start:3*n,materialIndex:o});void 0!==e&&(e.count=3*n-e.start,r.push(e)),this.groups=r},fromGeometry:function(t){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b=t.faces,_=t.vertices,w=t.faceVertexUvs,M=w[0]&&w[0].length>0,S=w[1]&&w[1].length>0,T=t.morphTargets,A=T.length;if(A>0){for(n=[],i=0;i<A;i++)n[i]={name:T[i].name,data:[]};this.morphTargets.position=n}if((o=(r=t.morphNormals).length)>0){for(a=[],i=0;i<o;i++)a[i]={name:r[i].name,data:[]};this.morphTargets.normal=a}for(s=t.skinIndices,c=t.skinWeights,l=s.length===_.length,u=c.length===_.length,_.length>0&&b.length,i=0;i<b.length;i++){for(h=b[i],this.vertices.push(_[h.a],_[h.b],_[h.c]),3===(p=h.vertexNormals).length?this.normals.push(p[0],p[1],p[2]):(d=h.normal,this.normals.push(d,d,d)),3===(f=h.vertexColors).length?this.colors.push(f[0],f[1],f[2]):(m=h.color,this.colors.push(m,m,m)),1==M&&(void 0!==(g=w[0][i])?this.uvs.push(g[0],g[1],g[2]):this.uvs.push(new e,new e,new e)),1==S&&(void 0!==(g=w[1][i])?this.uvs2.push(g[0],g[1],g[2]):this.uvs2.push(new e,new e,new e)),v=0;v<A;v++)y=T[v].vertices,n[v].data.push(y[h.a],y[h.b],y[h.c]);for(v=0;v<o;v++)x=r[v].vertexNormals[i],a[v].data.push(x.a,x.b,x.c);l&&this.skinIndices.push(s[h.a],s[h.b],s[h.c]),u&&this.skinWeights.push(c[h.a],c[h.b],c[h.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this}}),pl=1,dl=new l,fl=new p,ml=new i,gl=new f,vl=new f,yl=new i,k.prototype=Object.assign(Object.create(t.prototype),{constructor:k,isBufferGeometry:1,getIndex:function(){return this.index},setIndex:function(t){this.index=Array.isArray(t)?new(F(t)>65535?D:N)(t,1):t},addAttribute:function(t,e,n){return e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(this.setIndex(e),this):this.setAttribute(t,e):this.addAttribute(t,new A(e,n))},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e,n,i=this.attributes.position;return void 0!==i&&(t.applyToBufferAttribute(i),i.needsUpdate=1),void 0!==(e=this.attributes.normal)&&((new r).getNormalMatrix(t).applyToBufferAttribute(e),e.needsUpdate=1),void 0!==(n=this.attributes.tangent)&&((new r).getNormalMatrix(t).applyToBufferAttribute(n),n.needsUpdate=1),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return dl.makeRotationX(t),this.applyMatrix(dl),this},rotateY:function(t){return dl.makeRotationY(t),this.applyMatrix(dl),this},rotateZ:function(t){return dl.makeRotationZ(t),this.applyMatrix(dl),this},translate:function(t,e,n){return dl.makeTranslation(t,e,n),this.applyMatrix(dl),this},scale:function(t,e,n){return dl.makeScale(t,e,n),this.applyMatrix(dl),this},lookAt:function(t){return fl.lookAt(t),fl.updateMatrix(),this.applyMatrix(fl.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ml).negate(),this.translate(ml.x,ml.y,ml.z),this},setFromObject:function(t){var e,n,i,r=t.geometry;return t.isPoints||t.isLine?(e=new I(3*r.vertices.length,3),n=new I(3*r.colors.length,3),this.addAttribute("position",e.copyVector3sArray(r.vertices)),this.addAttribute("color",n.copyColorsArray(r.colors)),r.lineDistances&&r.lineDistances.length===r.vertices.length&&(i=new I(r.lineDistances.length,1),this.addAttribute("lineDistance",i.copyArray(r.lineDistances))),null!==r.boundingSphere&&(this.boundingSphere=r.boundingSphere.clone()),null!==r.boundingBox&&(this.boundingBox=r.boundingBox.clone())):t.isMesh&&r&&r.isGeometry&&this.fromGeometry(r),this},setFromPoints:function(t){var e,n,i,r=[];for(e=0,n=t.length;e<n;e++)i=t[e],r.push(i.x,i.y,i.z||0);return this.addAttribute("position",new I(r,3)),this},updateFromObject:function(t){var e,n,i=t.geometry;if(t.isMesh){if(e=i.__directGeometry,1==i.elementsNeedUpdate&&(e=void 0,i.elementsNeedUpdate=0),void 0===e)return this.fromGeometry(i);e.verticesNeedUpdate=i.verticesNeedUpdate,e.normalsNeedUpdate=i.normalsNeedUpdate,e.colorsNeedUpdate=i.colorsNeedUpdate,e.uvsNeedUpdate=i.uvsNeedUpdate,e.groupsNeedUpdate=i.groupsNeedUpdate,i.verticesNeedUpdate=0,i.normalsNeedUpdate=0,i.colorsNeedUpdate=0,i.uvsNeedUpdate=0,i.groupsNeedUpdate=0,i=e}return 1==i.verticesNeedUpdate&&(void 0!==(n=this.attributes.position)&&(n.copyVector3sArray(i.vertices),n.needsUpdate=1),i.verticesNeedUpdate=0),1==i.normalsNeedUpdate&&(void 0!==(n=this.attributes.normal)&&(n.copyVector3sArray(i.normals),n.needsUpdate=1),i.normalsNeedUpdate=0),1==i.colorsNeedUpdate&&(void 0!==(n=this.attributes.color)&&(n.copyColorsArray(i.colors),n.needsUpdate=1),i.colorsNeedUpdate=0),i.uvsNeedUpdate&&(void 0!==(n=this.attributes.uv)&&(n.copyVector2sArray(i.uvs),n.needsUpdate=1),i.uvsNeedUpdate=0),i.lineDistancesNeedUpdate&&(void 0!==(n=this.attributes.lineDistance)&&(n.copyArray(i.lineDistances),n.needsUpdate=1),i.lineDistancesNeedUpdate=0),i.groupsNeedUpdate&&(i.computeGroups(t.geometry),this.groups=i.groups,i.groupsNeedUpdate=0),this},fromGeometry:function(t){return t.__directGeometry=(new R).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f=new Float32Array(3*t.vertices.length);for(o in this.addAttribute("position",new A(f,3).copyVector3sArray(t.vertices)),t.normals.length>0&&(e=new Float32Array(3*t.normals.length),this.addAttribute("normal",new A(e,3).copyVector3sArray(t.normals))),t.colors.length>0&&(n=new Float32Array(3*t.colors.length),this.addAttribute("color",new A(n,3).copyColorsArray(t.colors))),t.uvs.length>0&&(i=new Float32Array(2*t.uvs.length),this.addAttribute("uv",new A(i,2).copyVector2sArray(t.uvs))),t.uvs2.length>0&&(r=new Float32Array(2*t.uvs2.length),this.addAttribute("uv2",new A(r,2).copyVector2sArray(t.uvs2))),this.groups=t.groups,t.morphTargets){for(a=[],c=0,l=(s=t.morphTargets[o]).length;c<l;c++)(h=new I(3*(u=s[c]).data.length,3)).name=u.name,a.push(h.copyVector3sArray(u.data));this.morphAttributes[o]=a}return t.skinIndices.length>0&&(p=new I(4*t.skinIndices.length,4),this.addAttribute("skinIndex",p.copyVector4sArray(t.skinIndices))),t.skinWeights.length>0&&(d=new I(4*t.skinWeights.length,4),this.addAttribute("skinWeight",d.copyVector4sArray(t.skinWeights))),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){var t,e,n,i,r;if(null===this.boundingBox&&(this.boundingBox=new f),t=this.attributes.position,e=this.morphAttributes.position,void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(n=0,i=e.length;n<i;n++)r=e[n],gl.setFromBufferAttribute(r),this.boundingBox.expandByPoint(gl.min),this.boundingBox.expandByPoint(gl.max)}else this.boundingBox.makeEmpty();isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||this.boundingBox.min.z},computeBoundingSphere:function(){var t,e,n,i,r,o,a,s,c;if(null===this.boundingSphere&&(this.boundingSphere=new g),t=this.attributes.position,e=this.morphAttributes.position,t){if(n=this.boundingSphere.center,gl.setFromBufferAttribute(t),e)for(i=0,r=e.length;i<r;i++)o=e[i],vl.setFromBufferAttribute(o),gl.expandByPoint(vl.min),gl.expandByPoint(vl.max);for(gl.getCenter(n),a=0,i=0,r=t.count;i<r;i++)yl.fromBufferAttribute(t,i),a=Math.max(a,n.distanceToSquared(yl));if(e)for(i=0,r=e.length;i<r;i++)for(s=0,c=(o=e[i]).count;s<c;s++)yl.fromBufferAttribute(o,s),a=Math.max(a,n.distanceToSquared(yl));this.boundingSphere.radius=Math.sqrt(a),this.boundingSphere.radius}},computeFaceNormals:function(){},computeVertexNormals:function(){var t,e,n,r,o,a,s,c,l,u,h,p,d,f,m=this.index,g=this.attributes;if(g.position){if(t=g.position.array,void 0===g.normal)this.addAttribute("normal",new A(new Float32Array(t.length),3));else for(n=0,r=(e=g.normal.array).length;n<r;n++)e[n]=0;if(o=g.normal.array,l=new i,u=new i,h=new i,p=new i,d=new i,m)for(f=m.array,n=0,r=m.count;n<r;n+=3)a=3*f[n+0],s=3*f[n+1],c=3*f[n+2],l.fromArray(t,a),u.fromArray(t,s),h.fromArray(t,c),p.subVectors(h,u),d.subVectors(l,u),p.cross(d),o[a]+=p.x,o[a+1]+=p.y,o[a+2]+=p.z,o[s]+=p.x,o[s+1]+=p.y,o[s+2]+=p.z,o[c]+=p.x,o[c+1]+=p.y,o[c+2]+=p.z;else for(n=0,r=t.length;n<r;n+=9)l.fromArray(t,n),u.fromArray(t,n+3),h.fromArray(t,n+6),p.subVectors(h,u),d.subVectors(l,u),p.cross(d),o[n]=p.x,o[n+1]=p.y,o[n+2]=p.z,o[n+3]=p.x,o[n+4]=p.y,o[n+5]=p.z,o[n+6]=p.x,o[n+7]=p.y,o[n+8]=p.z;this.normalizeNormals(),g.normal.needsUpdate=1}},merge:function(t,e){var n,i,r,o,a,s,c,l,u;if(t&&t.isBufferGeometry){for(i in void 0===e&&(e=0),n=this.attributes)if(void 0!==t.attributes[i])for(r=n[i].array,a=(o=t.attributes[i]).array,s=o.itemSize*e,c=Math.min(a.length,r.length-s),l=0,u=s;l<c;l++,u++)r[u]=a[l];return this}},normalizeNormals:function(){var t,e,n=this.attributes.normal;for(t=0,e=n.count;t<e;t++)yl.x=n.getX(t),yl.y=n.getY(t),yl.z=n.getZ(t),yl.normalize(),n.setXYZ(t,yl.x,yl.y,yl.z)},toNonIndexed:function(){function t(t,e){var n,i,r,o=t.array,a=t.itemSize,s=new o.constructor(e.length*a),c=0,l=0;for(n=0,i=e.length;n<i;n++)for(c=e[n]*a,r=0;r<a;r++)s[l++]=o[c++];return new A(s,a)}var e,n,i,r,o,a,s,c,l,u,h,p,d;if(null===this.index)return this;for(r in e=new k,n=this.index.array,i=this.attributes)o=t(i[r],n),e.addAttribute(r,o);for(r in a=this.morphAttributes){for(s=[],l=0,u=(c=a[r]).length;l<u;l++)o=t(c[l],n),s.push(o);e.morphAttributes[r]=s}for(l=0,p=(h=this.groups).length;l<p;l++)d=h[l],e.addGroup(d.start,d.count,d.materialIndex);return e},toJSON:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d,f={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(f.uuid=this.uuid,f.type=this.type,""!==this.name&&(f.name=this.name),Object.keys(this.userData).length>0&&(f.userData=this.userData),void 0!==this.parameters){for(e in t=this.parameters)void 0!==t[e]&&(f[e]=t[e]);return f}for(e in f.data={attributes:{}},null!==(n=this.index)&&(f.data.index={type:n.array.constructor.name,array:Array.prototype.slice.call(n.array)}),i=this.attributes)o=(r=i[e]).toJSON(),""!==r.name&&(o.name=r.name),f.data.attributes[e]=o;for(e in a={},s=0,this.morphAttributes){for(l=[],u=0,h=(c=this.morphAttributes[e]).length;u<h;u++)o=(r=c[u]).toJSON(),""!==r.name&&(o.name=r.name),l.push(o);l.length>0&&(a[e]=l,s=1)}return s&&(f.data.morphAttributes=a),(p=this.groups).length>0&&(f.data.groups=JSON.parse(JSON.stringify(p))),null!==(d=this.boundingSphere)&&(f.data.boundingSphere={center:d.center.toArray(),radius:d.radius}),f},clone:function(){return(new k).copy(this)},copy:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d;for(e in this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name,null!==(r=t.index)&&this.setIndex(r.clone()),o=t.attributes)a=o[e],this.addAttribute(e,a.clone());for(e in s=t.morphAttributes){for(c=[],n=0,i=(l=s[e]).length;n<i;n++)c.push(l[n].clone());this.morphAttributes[e]=c}for(n=0,i=(u=t.groups).length;n<i;n++)h=u[n],this.addGroup(h.start,h.count,h.materialIndex);return null!==(p=t.boundingBox)&&(this.boundingBox=p.clone()),null!==(d=t.boundingSphere)&&(this.boundingSphere=d.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),xl=new l,bl=new v,_l=new g,wl=new i,Ml=new i,Sl=new i,Tl=new i,Al=new i,Ll=new i,Cl=new i,Pl=new i,El=new i,Nl=new e,Ol=new e,Dl=new e,Il=new i,zl=new i,B.prototype=Object.assign(Object.create(p.prototype),{constructor:B,isMesh:1,setDrawMode:function(t){this.drawMode=t},copy:function(t){return p.prototype.copy.call(this,t),this.drawMode=t.drawMode,void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this},updateMorphTargets:function(){var t,e,n,i,r,o,a,s=this.geometry;if(s.isBufferGeometry){if(i=s.morphAttributes,(r=Object.keys(i)).length>0&&void 0!==(o=i[r[0]]))for(this.morphTargetInfluences=[],this.morphTargetDictionary={},t=0,e=o.length;t<e;t++)n=o[t].name||t+"",this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}else void 0!==(a=s.morphTargets)&&a.length},raycast:function(t,n){var i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,x,b,_,w,M,S,T,A,L,C,P,E,N,O,D,I=this.geometry,z=this.material,R=this.matrixWorld;if(void 0!==z&&(null===I.boundingSphere&&I.computeBoundingSphere(),_l.copy(I.boundingSphere),_l.applyMatrix4(R),0!=t.ray.intersectsSphere(_l)&&(xl.getInverse(R),bl.copy(t.ray).applyMatrix4(xl),null===I.boundingBox||0!=bl.intersectsBox(I.boundingBox))))if(I.isBufferGeometry){if(s=I.index,c=I.attributes.position,l=I.morphAttributes.position,u=I.attributes.uv,h=I.attributes.uv2,p=I.groups,d=I.drawRange,null!==s)if(Array.isArray(z))for(f=0,g=p.length;f<g;f++)for(b=z[(x=p[f]).materialIndex],m=Math.max(x.start,d.start),v=Math.min(x.start+x.count,d.start+d.count);m<v;m+=3)r=s.getX(m),o=s.getX(m+1),a=s.getX(m+2),(i=j(this,b,t,bl,c,l,u,h,r,o,a))&&(i.faceIndex=Math.floor(m/3),i.face.materialIndex=x.materialIndex,n.push(i));else for(f=Math.max(0,d.start),g=Math.min(s.count,d.start+d.count);f<g;f+=3)r=s.getX(f),o=s.getX(f+1),a=s.getX(f+2),(i=j(this,z,t,bl,c,l,u,h,r,o,a))&&(i.faceIndex=Math.floor(f/3),n.push(i));else if(void 0!==c)if(Array.isArray(z))for(f=0,g=p.length;f<g;f++)for(b=z[(x=p[f]).materialIndex],m=Math.max(x.start,d.start),v=Math.min(x.start+x.count,d.start+d.count);m<v;m+=3)(i=j(this,b,t,bl,c,l,u,h,r=m,o=m+1,a=m+2))&&(i.faceIndex=Math.floor(m/3),i.face.materialIndex=x.materialIndex,n.push(i));else for(f=Math.max(0,d.start),g=Math.min(c.count,d.start+d.count);f<g;f+=3)(i=j(this,z,t,bl,c,l,u,h,r=f,o=f+1,a=f+2))&&(i.faceIndex=Math.floor(f/3),n.push(i))}else if(I.isGeometry)for(S=Array.isArray(z),T=I.vertices,A=I.faces,(C=I.faceVertexUvs[0]).length>0&&(L=C),P=0,E=A.length;P<E;P++)N=A[P],void 0!==(O=S?z[N.materialIndex]:z)&&(_=T[N.a],w=T[N.b],M=T[N.c],(i=U(this,O,t,bl,_,w,M,Il))&&(L&&L[P]&&(D=L[P],Nl.copy(D[0]),Ol.copy(D[1]),Dl.copy(D[2]),i.uv=y.getUV(Il,_,w,M,Nl,Ol,Dl,new e)),i.face=N,i.faceIndex=P,n.push(i)))},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Rl=0,Fl=new l,kl=new p,Bl=new i,V.prototype=Object.assign(Object.create(t.prototype),{constructor:V,isGeometry:1,applyMatrix:function(t){var e,n,i,o,a,s=(new r).getNormalMatrix(t);for(e=0,n=this.vertices.length;e<n;e++)this.vertices[e].applyMatrix4(t);for(e=0,n=this.faces.length;e<n;e++)for((i=this.faces[e]).normal.applyMatrix3(s).normalize(),o=0,a=i.vertexNormals.length;o<a;o++)i.vertexNormals[o].applyMatrix3(s).normalize();return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=1,this.normalsNeedUpdate=1,this},rotateX:function(t){return Fl.makeRotationX(t),this.applyMatrix(Fl),this},rotateY:function(t){return Fl.makeRotationY(t),this.applyMatrix(Fl),this},rotateZ:function(t){return Fl.makeRotationZ(t),this.applyMatrix(Fl),this},translate:function(t,e,n){return Fl.makeTranslation(t,e,n),this.applyMatrix(Fl),this},scale:function(t,e,n){return Fl.makeScale(t,e,n),this.applyMatrix(Fl),this},lookAt:function(t){return kl.lookAt(t),kl.updateMatrix(),this.applyMatrix(kl.matrix),this},fromBufferGeometry:function(t){function n(t,n,r,l){var u=void 0===a?[]:[m.colors[t].clone(),m.colors[n].clone(),m.colors[r].clone()],h=new M(t,n,r,void 0===o?[]:[(new i).fromArray(o,3*t),(new i).fromArray(o,3*n),(new i).fromArray(o,3*r)],u,l);m.faces.push(h),void 0!==s&&m.faceVertexUvs[0].push([(new e).fromArray(s,2*t),(new e).fromArray(s,2*n),(new e).fromArray(s,2*r)]),void 0!==c&&m.faceVertexUvs[1].push([(new e).fromArray(c,2*t),(new e).fromArray(c,2*n),(new e).fromArray(c,2*r)])}var r,o,a,s,c,l,u,h,p,d,f,m=this,g=null!==t.index?t.index.array:void 0,v=t.attributes;if(void 0===v.position)return this;for(r=v.position.array,o=void 0!==v.normal?v.normal.array:void 0,a=void 0!==v.color?v.color.array:void 0,s=void 0!==v.uv?v.uv.array:void 0,void 0!==(c=void 0!==v.uv2?v.uv2.array:void 0)&&(this.faceVertexUvs[1]=[]),l=0;l<r.length;l+=3)m.vertices.push((new i).fromArray(r,l)),void 0!==a&&m.colors.push((new x).fromArray(a,l));if((u=t.groups).length>0)for(l=0;l<u.length;l++)for(d=p=(h=u[l]).start,f=p+h.count;d<f;d+=3)void 0!==g?n(g[d],g[d+1],g[d+2],h.materialIndex):n(d,d+1,d+2,h.materialIndex);else if(void 0!==g)for(l=0;l<g.length;l+=3)n(g[l],g[l+1],g[l+2]);else for(l=0;l<r.length/3;l+=3)n(l,l+1,l+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Bl).negate(),this.translate(Bl.x,Bl.y,Bl.z),this},normalize:function(){var t,e,n,i;return this.computeBoundingSphere(),t=this.boundingSphere.center,n=0===(e=this.boundingSphere.radius)?1:1/e,(i=new l).set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix(i),this},computeFaceNormals:function(){var t,e,n,r,o,a,s=new i,c=new i;for(t=0,e=this.faces.length;t<e;t++)n=this.faces[t],r=this.vertices[n.a],o=this.vertices[n.b],a=this.vertices[n.c],s.subVectors(a,o),c.subVectors(r,o),s.cross(c),s.normalize(),n.normal.copy(s)},computeVertexNormals:function(t){var e,n,r,o,a,s,c,l,u,h,p,d;for(void 0===t&&(t=1),s=Array(this.vertices.length),e=0,n=this.vertices.length;e<n;e++)s[e]=new i;if(t)for(h=new i,p=new i,r=0,o=this.faces.length;r<o;r++)a=this.faces[r],c=this.vertices[a.a],l=this.vertices[a.b],u=this.vertices[a.c],h.subVectors(u,l),p.subVectors(c,l),h.cross(p),s[a.a].add(h),s[a.b].add(h),s[a.c].add(h);else for(this.computeFaceNormals(),r=0,o=this.faces.length;r<o;r++)s[(a=this.faces[r]).a].add(a.normal),s[a.b].add(a.normal),s[a.c].add(a.normal);for(e=0,n=this.vertices.length;e<n;e++)s[e].normalize();for(r=0,o=this.faces.length;r<o;r++)3===(d=(a=this.faces[r]).vertexNormals).length?(d[0].copy(s[a.a]),d[1].copy(s[a.b]),d[2].copy(s[a.c])):(d[0]=s[a.a].clone(),d[1]=s[a.b].clone(),d[2]=s[a.c].clone());this.faces.length>0&&(this.normalsNeedUpdate=1)},computeFlatVertexNormals:function(){var t,e,n,i;for(this.computeFaceNormals(),t=0,e=this.faces.length;t<e;t++)3===(i=(n=this.faces[t]).vertexNormals).length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone());this.faces.length>0&&(this.normalsNeedUpdate=1)},computeMorphNormals:function(){var t,e,n,r,o,a,s,c,l,u,h;for(n=0,r=this.faces.length;n<r;n++)for((o=this.faces[n]).__originalFaceNormal?o.__originalFaceNormal.copy(o.normal):o.__originalFaceNormal=o.normal.clone(),o.__originalVertexNormals||(o.__originalVertexNormals=[]),t=0,e=o.vertexNormals.length;t<e;t++)o.__originalVertexNormals[t]?o.__originalVertexNormals[t].copy(o.vertexNormals[t]):o.__originalVertexNormals[t]=o.vertexNormals[t].clone();for((a=new V).faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t])for(this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[],s=this.morphNormals[t].faceNormals,c=this.morphNormals[t].vertexNormals,n=0,r=this.faces.length;n<r;n++)l=new i,u={a:new i,b:new i,c:new i},s.push(l),c.push(u);for(h=this.morphNormals[t],a.vertices=this.morphTargets[t].vertices,a.computeFaceNormals(),a.computeVertexNormals(),n=0,r=this.faces.length;n<r;n++)o=this.faces[n],l=h.faceNormals[n],u=h.vertexNormals[n],l.copy(o.normal),u.a.copy(o.vertexNormals[0]),u.b.copy(o.vertexNormals[1]),u.c.copy(o.vertexNormals[2])}for(n=0,r=this.faces.length;n<r;n++)(o=this.faces[n]).normal=o.__originalFaceNormal,o.vertexNormals=o.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new f),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new g),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){var i,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,S,T,A,L,C;if(t&&t.isGeometry){for(o=this.vertices.length,a=this.vertices,s=t.vertices,c=this.faces,l=t.faces,u=this.colors,h=t.colors,void 0===n&&(n=0),void 0!==e&&(i=(new r).getNormalMatrix(e)),p=0,d=s.length;p<d;p++)f=s[p].clone(),void 0!==e&&f.applyMatrix4(e),a.push(f);for(p=0,d=h.length;p<d;p++)u.push(h[p].clone());for(p=0,d=l.length;p<d;p++){for(x=(m=l[p]).vertexNormals,b=m.vertexColors,(g=new M(m.a+o,m.b+o,m.c+o)).normal.copy(m.normal),void 0!==i&&g.normal.applyMatrix3(i).normalize(),_=0,w=x.length;_<w;_++)v=x[_].clone(),void 0!==i&&v.applyMatrix3(i).normalize(),g.vertexNormals.push(v);for(g.color.copy(m.color),_=0,w=b.length;_<w;_++)y=b[_],g.vertexColors.push(y.clone());g.materialIndex=m.materialIndex+n,c.push(g)}for(p=0,d=t.faceVertexUvs.length;p<d;p++)for(S=t.faceVertexUvs[p],void 0===this.faceVertexUvs[p]&&(this.faceVertexUvs[p]=[]),_=0,w=S.length;_<w;_++){for(A=[],L=0,C=(T=S[_]).length;L<C;L++)A.push(T[L].clone());this.faceVertexUvs[p].push(A)}}},mergeMesh:function(t){t&&t.isMesh&&(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix))},mergeVertices:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p={},d=[],f=[];for(n=0,i=this.vertices.length;n<i;n++)t=this.vertices[n],void 0===p[e=Math.round(1e4*t.x)+"_"+Math.round(1e4*t.y)+"_"+Math.round(1e4*t.z)]?(p[e]=n,d.push(this.vertices[n]),f[n]=d.length-1):f[n]=f[p[e]];for(c=[],n=0,i=this.faces.length;n<i;n++)for((r=this.faces[n]).a=f[r.a],r.b=f[r.b],r.c=f[r.c],o=[r.a,r.b,r.c],l=0;l<3;l++)if(o[l]===o[(l+1)%3]){c.push(n);break}for(n=c.length-1;n>=0;n--)for(u=c[n],this.faces.splice(u,1),a=0,s=this.faceVertexUvs.length;a<s;a++)this.faceVertexUvs[a].splice(u,1);return h=this.vertices.length-d.length,this.vertices=d,h},setFromPoints:function(t){var e,n,r;for(this.vertices=[],e=0,n=t.length;e<n;e++)r=t[e],this.vertices.push(new i(r.x,r.y,r.z||0));return this},sortFacesByMaterialIndex:function(){var t,e,n,i,r,o,a=this.faces,s=a.length;for(t=0;t<s;t++)a[t]._id=t;for(a.sort(function(t,e){return t.materialIndex-e.materialIndex}),e=this.faceVertexUvs[0],n=this.faceVertexUvs[1],e&&e.length===s&&(i=[]),n&&n.length===s&&(r=[]),t=0;t<s;t++)o=a[t]._id,i&&i.push(e[o]),r&&r.push(n[o]);i&&(this.faceVertexUvs[0]=i),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){function t(t,e,n){return n?t|1<<e:t&~(1<<e)}function e(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==h[e]?h[e]:(h[e]=u.length/3,u.push(t.x,t.y,t.z),h[e])}function n(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==d[e]?d[e]:(d[e]=p.length,p.push(t.getHex()),d[e])}function i(t){var e=t.x.toString()+t.y.toString();return void 0!==m[e]?m[e]:(m[e]=f.length/2,f.push(t.x,t.y),m[e])}var r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S,T,A={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(A.uuid=this.uuid,A.type=this.type,""!==this.name&&(A.name=this.name),void 0!==this.parameters){for(o in r=this.parameters)void 0!==r[o]&&(A[o]=r[o]);return A}for(a=[],s=0;s<this.vertices.length;s++)c=this.vertices[s],a.push(c.x,c.y,c.z);for(l=[],u=[],h={},p=[],d={},f=[],m={},s=0;s<this.faces.length;s++)g=this.faces[s],1,0,v=void 0!==this.faceVertexUvs[0][s],y=g.normal.length()>0,x=g.vertexNormals.length>0,b=1!==g.color.r||1!==g.color.g||1!==g.color.b,_=g.vertexColors.length>0,w=t(w=0,0,0),w=t(w,1,1),w=t(w,2,0),w=t(w,3,v),w=t(w,4,y),w=t(w,5,x),w=t(w,6,b),w=t(w,7,_),l.push(w),l.push(g.a,g.b,g.c),l.push(g.materialIndex),v&&(M=this.faceVertexUvs[0][s],l.push(i(M[0]),i(M[1]),i(M[2]))),y&&l.push(e(g.normal)),x&&(S=g.vertexNormals,l.push(e(S[0]),e(S[1]),e(S[2]))),b&&l.push(n(g.color)),_&&(T=g.vertexColors,l.push(n(T[0]),n(T[1]),n(T[2])));return A.data={},A.data.vertices=a,A.data.normals=u,p.length>0&&(A.data.colors=p),f.length>0&&(A.data.uvs=[f]),A.data.faces=l,A},clone:function(){return(new V).copy(this)},copy:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S;for(this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name,e=0,n=(s=t.vertices).length;e<n;e++)this.vertices.push(s[e].clone());for(e=0,n=(c=t.colors).length;e<n;e++)this.colors.push(c[e].clone());for(e=0,n=(l=t.faces).length;e<n;e++)this.faces.push(l[e].clone());for(e=0,n=t.faceVertexUvs.length;e<n;e++)for(u=t.faceVertexUvs[e],void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]),i=0,r=u.length;i<r;i++){for(p=[],o=0,a=(h=u[i]).length;o<a;o++)d=h[o],p.push(d.clone());this.faceVertexUvs[e].push(p)}for(e=0,n=(f=t.morphTargets).length;e<n;e++){if((m={}).name=f[e].name,void 0!==f[e].vertices)for(m.vertices=[],i=0,r=f[e].vertices.length;i<r;i++)m.vertices.push(f[e].vertices[i].clone());if(void 0!==f[e].normals)for(m.normals=[],i=0,r=f[e].normals.length;i<r;i++)m.normals.push(f[e].normals[i].clone());this.morphTargets.push(m)}for(e=0,n=(g=t.morphNormals).length;e<n;e++){if(v={},void 0!==g[e].vertexNormals)for(v.vertexNormals=[],i=0,r=g[e].vertexNormals.length;i<r;i++)y=g[e].vertexNormals[i],(x={}).a=y.a.clone(),x.b=y.b.clone(),x.c=y.c.clone(),v.vertexNormals.push(x);if(void 0!==g[e].faceNormals)for(v.faceNormals=[],i=0,r=g[e].faceNormals.length;i<r;i++)v.faceNormals.push(g[e].faceNormals[i].clone());this.morphNormals.push(v)}for(e=0,n=(b=t.skinWeights).length;e<n;e++)this.skinWeights.push(b[e].clone());for(e=0,n=(_=t.skinIndices).length;e<n;e++)this.skinIndices.push(_[e].clone());for(e=0,n=(w=t.lineDistances).length;e<n;e++)this.lineDistances.push(w[e]);return null!==(M=t.boundingBox)&&(this.boundingBox=M.clone()),null!==(S=t.boundingSphere)&&(this.boundingSphere=S.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});class up extends k{constructor(t,e,n,r,o,a){function s(t,e,n,r,o,a,s,m,g,v,y){var x,b,_,w,M,S,T,A,L=a/g,C=s/v,P=a/2,E=s/2,N=m/2,O=g+1,D=v+1,I=0,z=0,R=new i;for(b=0;b<D;b++)for(_=b*C-E,x=0;x<O;x++)w=x*L-P,R[t]=w*r,R[e]=_*o,R[n]=N,u.push(R.x,R.y,R.z),R[t]=0,R[e]=0,R[n]=m>0?1:-1,h.push(R.x,R.y,R.z),p.push(x/g),p.push(1-b/v),I+=1;for(b=0;b<v;b++)for(x=0;x<g;x++)M=d+x+O*b,S=d+x+O*(b+1),T=d+(x+1)+O*(b+1),A=d+(x+1)+O*b,l.push(M,S,A),l.push(S,T,A),z+=6;c.addGroup(f,z,y),f+=z,d+=I}var c,l,u,h,p,d,f;super(),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:o,depthSegments:a},c=this,t=t||1,e=e||1,n=n||1,r=Math.floor(r)||1,o=Math.floor(o)||1,l=[],u=[],h=[],p=[],d=0,f=0,s("z","y","x",-1,-1,n,e,t,a=Math.floor(a)||1,o,0),s("z","y","x",1,-1,n,e,-t,a,o,1),s("x","z","y",1,1,t,n,e,r,a,2),s("x","z","y",1,-1,t,n,-e,r,a,3),s("x","y","z",1,-1,t,e,n,r,o,4),s("x","y","z",-1,-1,t,e,-n,r,o,5),this.setIndex(l),this.addAttribute("position",new I(u,3)),this.addAttribute("normal",new I(h,3)),this.addAttribute("uv",new I(p,2))}}Ul="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",jl="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",H.prototype=Object.create(S.prototype),H.prototype.constructor=H,H.prototype.isShaderMaterial=1,H.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=G(t.uniforms),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},H.prototype.toJSON=function(t){var e,n,i,r,o=S.prototype.toJSON.call(this,t);for(e in o.uniforms={},this.uniforms)(n=this.uniforms[e].value)&&n.isTexture?o.uniforms[e]={type:"t",value:n.toJSON(t).uuid}:n&&n.isColor?o.uniforms[e]={type:"c",value:n.getHex()}:n&&n.isVector2?o.uniforms[e]={type:"v2",value:n.toArray()}:n&&n.isVector3?o.uniforms[e]={type:"v3",value:n.toArray()}:n&&n.isVector4?o.uniforms[e]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?o.uniforms[e]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?o.uniforms[e]={type:"m4",value:n.toArray()}:o.uniforms[e]={value:n};for(r in Object.keys(this.defines).length>0&&(o.defines=this.defines),o.vertexShader=this.vertexShader,o.fragmentShader=this.fragmentShader,i={},this.extensions)1==this.extensions[r]&&(i[r]=1);return Object.keys(i).length>0&&(o.extensions=i),o},q.prototype=Object.assign(Object.create(p.prototype),{constructor:q,isCamera:1,copy:function(t,e){return p.prototype.copy.call(this,t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this},getWorldDirection:function(t){void 0===t&&(t=new i),this.updateMatrixWorld(1);var e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){p.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),X.prototype=Object.assign(Object.create(q.prototype),{constructor:X,isPerspectiveCamera:1,copy:function(t,e){return q.prototype.copy.call(this,t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){var e=.5*this.getFilmHeight()/t;this.fov=2*ic.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*ic.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*ic.RAD2DEG*Math.atan(Math.tan(.5*ic.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,o){this.aspect=t/e,null===this.view&&(this.view={enabled:1,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=1,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=0),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t,e,n,i=this.near,r=i*Math.tan(.5*ic.DEG2RAD*this.fov)/this.zoom,o=2*r,a=this.aspect*o,s=-.5*a,c=this.view;null!==this.view&&this.view.enabled&&(t=c.fullWidth,e=c.fullHeight,s+=c.offsetX*a/t,r-=c.offsetY*o/e,a*=c.width/t,o*=c.height/e),0!==(n=this.filmOffset)&&(s+=i*n/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+a,r,r-o,i,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}),Vl=90,Gl=1,Y.prototype=Object.create(p.prototype),Y.prototype.constructor=Y,Z.prototype=Object.create(s.prototype),Z.prototype.constructor=Z,Z.prototype.isWebGLRenderTargetCube=1,Z.prototype.fromEquirectangularTexture=function(t,e){var n,i,r,o,a;return this.texture.type=e.type,this.texture.format=e.format,this.texture.encoding=e.encoding,n=new d,(r=new H({type:"CubemapFromEquirect",uniforms:G((i={uniforms:{tEquirect:{value:null}},vertexShader:"varying vec3 vWorldDirection;\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",fragmentShader:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}"}).uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:jo,blending:qo})).uniforms.tEquirect.value=e,o=new B(new up(5,5,5),r),n.add(o),(a=new Y(1,10,1)).renderTarget=this,a.renderTarget.texture.name="CubeCameraTexture",a.update(t,n),o.geometry.dispose(),o.material.dispose(),this},J.prototype=Object.create(o.prototype),J.prototype.constructor=J,J.prototype.isDataTexture=1,Wl=new i,Hl=new i,ql=new r,Object.assign($.prototype,{isPlane:1,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(t,e,n){var i=Wl.subVectors(n,e).cross(Hl.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return void 0===e&&(e=new i),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)},intersectLine:function(t,e){var n,r,o;return void 0===e&&(e=new i),n=t.delta(Wl),0===(r=this.normal.dot(n))?0===this.distanceToPoint(t.start)?e.copy(t.start):void 0:(o=-(t.start.dot(this.normal)+this.constant)/r)<0||o>1?void 0:e.copy(n).multiplyScalar(o).add(t.start)},intersectsLine:function(t){var e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return void 0===t&&(t=new i),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(t,e){var n=e||ql.getNormalMatrix(t),i=this.coplanarPoint(Wl).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(t){return this.constant-=t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}}),Xl=new g,Yl=new i,Object.assign(Q.prototype,{set:function(t,e,n,i,r,o){var a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(o),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n=this.planes;for(e=0;e<6;e++)n[e].copy(t.planes[e]);return this},setFromMatrix:function(t){var e=this.planes,n=t.elements,i=n[0],r=n[1],o=n[2],a=n[3],s=n[4],c=n[5],l=n[6],u=n[7],h=n[8],p=n[9],d=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,u-s,f-h,y-m).normalize(),e[1].setComponents(a+i,u+s,f+h,y+m).normalize(),e[2].setComponents(a+r,u+c,f+p,y+g).normalize(),e[3].setComponents(a-r,u-c,f-p,y-g).normalize(),e[4].setComponents(a-o,u-l,f-d,y-v).normalize(),e[5].setComponents(a+o,u+l,f+d,y+v).normalize(),this},intersectsObject:function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Xl.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Xl)},intersectsSprite:function(t){return Xl.center.set(0,0,0),Xl.radius=.7071067811865476,Xl.applyMatrix4(t.matrixWorld),this.intersectsSphere(Xl)},intersectsSphere:function(t){var e,n=this.planes,i=t.center,r=-t.radius;for(e=0;e<6;e++)if(n[e].distanceToPoint(i)<r)return 0;return 1},intersectsBox:function(t){var e,n,i=this.planes;for(e=0;e<6;e++)if(n=i[e],Yl.x=n.normal.x>0?t.max.x:t.min.x,Yl.y=n.normal.y>0?t.max.y:t.min.y,Yl.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Yl)<0)return 0;return 1},containsPoint:function(t){var e,n=this.planes;for(e=0;e<6;e++)if(n[e].distanceToPoint(t)<0)return 0;return 1}}),Zl={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE  = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS  = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha  = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvarying vec3 vViewPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n  return m[ 2 ][ 3 ] == - 1.0;\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV( sampler2D envMap, vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\ttransformedNormal = mat3( instanceMatrix ) * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = normalMatrix * objectTangent;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t  vec3 reflectVec = reflect( -viewDir, normal );\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t  vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryReflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t\tfloat shadowCameraNear;\n\t\tfloat shadowCameraFar;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = saturate( clearcoat );\tmaterial.clearcoatRoughness = clamp( clearcoatRoughness, 0.04, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( pointLight.shadow, directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( spotLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( directionalLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\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\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 1.0 ? log2( vFragDepth ) * logDepthBufFC * 0.5 : gl_FragCoord.z;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#ifdef USE_MAP\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform mat3 uvTransform;\n\tuniform sampler2D map;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, normalScale, normalMap );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 normalScale, in sampler2D normalMap ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy *= normalScale;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tbool frontFacing = dot( cross( S, T ), N ) > 0.0;\n\t\t\tmapN.xy *= ( float( frontFacing ) * 2.0 - 1.0 );\n\t\t#else\n\t\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, clearcoatNormal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = clearcoatNormalScale * mapN.xy;\n\t\tclearcoatNormal = normalize( vTBN * mapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatNormalScale, clearcoatNormalMap );\n\t#endif\n#endif",clearcoat_normalmap_pars_fragment:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 encodeHalfRGBA ( vec2 v ) {\n\tvec4 encoded = vec4( 0.0 );\n\tconst vec2 offset = vec2( 1.0 / 255.0, 0.0 );\n\tencoded.xy = vec2( v.x, fract( v.x * 255.0 ) );\n\tencoded.xy = encoded.xy - ( encoded.yy * offset );\n\tencoded.zw = vec2( v.y, fract( v.y * 255.0 ) );\n\tencoded.zw = encoded.zw - ( encoded.ww * offset );\n\treturn encoded;\n}\nvec2 decodeHalfRGBA( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#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#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 decodeHalfRGBA( 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 texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = ( floor( uv * size - 0.5 ) + 0.5 ) * texelSize;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat 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\tshadow = (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#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#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= all( bvec2( directionalLight.shadow, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= all( bvec2( spotLight.shadow, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= all( bvec2( pointLight.shadow, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#ifdef USE_UV\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"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 = mapTexelToLinear( texColor );\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <fog_fragment>\n}",shadow_vert:"#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}"},Jl={common:{diffuse:{value:new x(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new 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i,Eu=new i,Xe.prototype=Object.assign(Object.create(p.prototype),{constructor:Xe,isLOD:1,copy:function(t){var e,n,i,r;for(p.prototype.copy.call(this,t,0),n=0,i=(e=t.levels).length;n<i;n++)r=e[n],this.addLevel(r.object.clone(),r.distance);return this},addLevel:function(t,e){var n,i;for(void 0===e&&(e=0),e=Math.abs(e),n=this.levels,i=0;i<n.length&&!(e<n[i].distance);i++);return n.splice(i,0,{distance:e,object:t}),this.add(t),this},getObjectForDistance:function(t){var e,n,i=this.levels;for(e=1,n=i.length;e<n&&!(t<i[e].distance);e++);return i[e-1].object},raycast:function(t,e){Pu.setFromMatrixPosition(this.matrixWorld);var n=t.ray.origin.distanceTo(Pu);this.getObjectForDistance(n).raycast(t,e)},update:function(t){var e,n,i,r=this.levels;if(r.length>1){for(Pu.setFromMatrixPosition(t.matrixWorld),Eu.setFromMatrixPosition(this.matrixWorld),e=Pu.distanceTo(Eu),r[0].object.visible=1,n=1,i=r.length;n<i&&e>=r[n].distance;n++)r[n-1].object.visible=0,r[n].object.visible=1;for(;n<i;n++)r[n].object.visible=0}},toJSON:function(t){var e,n,i,r,o=p.prototype.toJSON.call(this,t);for(o.object.levels=[],n=0,i=(e=this.levels).length;n<i;n++)r=e[n],o.object.levels.push({object:r.object.uuid,distance:r.distance});return o}}),Ye.prototype=Object.assign(Object.create(B.prototype),{constructor:Ye,isSkinnedMesh:1,bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(1),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){var t,e,n,i=new a,r=this.geometry.attributes.skinWeight;for(t=0,e=r.count;t<e;t++)i.x=r.getX(t),i.y=r.getY(t),i.z=r.getZ(t),i.w=r.getW(t),(n=1/i.manhattanLength())!=1/0?i.multiplyScalar(n):i.set(1,0,0,0),r.setXYZW(t,i.x,i.y,i.z,i.w)},updateMatrixWorld:function(t){B.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode&&this.bindMatrixInverse.getInverse(this.bindMatrix)},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Nu=new l,Ou=new l,Object.assign(Ze.prototype,{calculateInverses:function(){var t,e,n;for(this.boneInverses=[],t=0,e=this.bones.length;t<e;t++)n=new l,this.bones[t]&&n.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(n)},pose:function(){var t,e,n;for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&t.matrixWorld.getInverse(this.boneInverses[e]);for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&(t.parent&&t.parent.isBone?(t.matrix.getInverse(t.parent.matrixWorld),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))},update:function(){var t,e,n,i=this.bones,r=this.boneInverses,o=this.boneMatrices,a=this.boneTexture;for(t=0,e=i.length;t<e;t++)n=i[t]?i[t].matrixWorld:Ou,Nu.multiplyMatrices(n,r[t]),Nu.toArray(o,16*t);void 0!==a&&(a.needsUpdate=1)},clone:function(){return new Ze(this.bones,this.boneInverses)},getBoneByName:function(t){var e,n,i;for(e=0,n=this.bones.length;e<n;e++)if((i=this.bones[e]).name===t)return i}}),Je.prototype=Object.assign(Object.create(p.prototype),{constructor:Je,isBone:1}),$e.prototype=Object.assign(Object.create(B.prototype),{constructor:$e,isInstancedMesh:1,raycast:function(){},setMatrixAt:function(t,e){e.toArray(this.instanceMatrix.array,16*t)},updateMorphTargets:function(){}}),Qe.prototype=Object.create(S.prototype),Qe.prototype.constructor=Qe,Qe.prototype.isLineBasicMaterial=1,Qe.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this},Du=new i,Iu=new i,zu=new l,Ru=new v,Fu=new g,Ke.prototype=Object.assign(Object.create(p.prototype),{constructor:Ke,isLine:1,computeLineDistances:function(){var t,e,n,i,r,o=this.geometry;if(o.isBufferGeometry){if(null===o.index){for(e=[0],n=1,i=(t=o.attributes.position).count;n<i;n++)Du.fromBufferAttribute(t,n-1),Iu.fromBufferAttribute(t,n),e[n]=e[n-1],e[n]+=Du.distanceTo(Iu);o.addAttribute("lineDistance",new I(e,1))}}else if(o.isGeometry)for(r=o.vertices,(e=o.lineDistances)[0]=0,n=1,i=r.length;n<i;n++)e[n]=e[n-1],e[n]+=r[n-1].distanceTo(r[n]);return this},raycast:function(t,e){var n,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b=t.linePrecision,_=this.geometry,w=this.matrixWorld;if(null===_.boundingSphere&&_.computeBoundingSphere(),Fu.copy(_.boundingSphere),Fu.applyMatrix4(w),Fu.radius+=b,0!=t.ray.intersectsSphere(Fu))if(zu.getInverse(w),Ru.copy(t.ray).applyMatrix4(zu),r=(n=b/((this.scale.x+this.scale.y+this.scale.z)/3))*n,o=new i,a=new i,s=new i,c=new i,l=this&&this.isLineSegments?2:1,_.isBufferGeometry)if(u=_.index,h=_.attributes.position.array,null!==u)for(d=0,f=(p=u.array).length-1;d<f;d+=l)m=p[d],g=p[d+1],o.fromArray(h,3*m),a.fromArray(h,3*g),Ru.distanceSqToSegment(o,a,c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}));else for(d=0,f=h.length/3-1;d<f;d+=l)o.fromArray(h,3*d),a.fromArray(h,3*d+3),Ru.distanceSqToSegment(o,a,c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}));else if(_.isGeometry)for(x=(y=_.vertices).length,d=0;d<x-1;d+=l)Ru.distanceSqToSegment(y[d],y[d+1],c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}))},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),ku=new i,Bu=new i,tn.prototype=Object.assign(Object.create(Ke.prototype),{constructor:tn,isLineSegments:1,computeLineDistances:function(){var t,e,n,i,r,o=this.geometry;if(o.isBufferGeometry){if(null===o.index){for(e=[],n=0,i=(t=o.attributes.position).count;n<i;n+=2)ku.fromBufferAttribute(t,n),Bu.fromBufferAttribute(t,n+1),e[n]=0===n?0:e[n-1],e[n+1]=e[n]+ku.distanceTo(Bu);o.addAttribute("lineDistance",new I(e,1))}}else if(o.isGeometry)for(r=o.vertices,e=o.lineDistances,n=0,i=r.length;n<i;n+=2)ku.copy(r[n]),Bu.copy(r[n+1]),e[n]=0===n?0:e[n-1],e[n+1]=e[n]+ku.distanceTo(Bu);return this}}),en.prototype=Object.assign(Object.create(Ke.prototype),{constructor:en,isLineLoop:1}),nn.prototype=Object.create(S.prototype),nn.prototype.constructor=nn,nn.prototype.isPointsMaterial=1,nn.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.morphTargets=t.morphTargets,this},Uu=new l,ju=new v,Vu=new g,Gu=new i,rn.prototype=Object.assign(Object.create(p.prototype),{constructor:rn,isPoints:1,raycast:function(t,e){var n,i,r,o,a,s,c,l,u,h,p=this.geometry,d=this.matrixWorld,f=t.params.Points.threshold;if(null===p.boundingSphere&&p.computeBoundingSphere(),Vu.copy(p.boundingSphere),Vu.applyMatrix4(d),Vu.radius+=f,0!=t.ray.intersectsSphere(Vu))if(Uu.getInverse(d),ju.copy(t.ray).applyMatrix4(Uu),i=(n=f/((this.scale.x+this.scale.y+this.scale.z)/3))*n,p.isBufferGeometry)if(r=p.index,o=p.attributes.position.array,null!==r)for(s=0,c=(a=r.array).length;s<c;s++)l=a[s],Gu.fromArray(o,3*l),on(Gu,l,i,d,t,e,this);else for(s=0,u=o.length/3;s<u;s++)Gu.fromArray(o,3*s),on(Gu,s,i,d,t,e,this);else for(s=0,u=(h=p.vertices).length;s<u;s++)on(h[s],s,i,d,t,e,this)},updateMorphTargets:function(){var t,e,n,i,r,o,a,s=this.geometry;if(s.isBufferGeometry){if(i=s.morphAttributes,(r=Object.keys(i)).length>0&&void 0!==(o=i[r[0]]))for(this.morphTargetInfluences=[],this.morphTargetDictionary={},t=0,e=o.length;t<e;t++)n=o[t].name||t+"",this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}else void 0!==(a=s.morphTargets)&&a.length},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),an.prototype=Object.assign(Object.create(o.prototype),{constructor:an,isVideoTexture:1,update:function(){var t=this.image;t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=1)}}),sn.prototype=Object.create(o.prototype),sn.prototype.constructor=sn,sn.prototype.isCompressedTexture=1,cn.prototype=Object.create(o.prototype),cn.prototype.constructor=cn,cn.prototype.isCanvasTexture=1,ln.prototype=Object.create(o.prototype),ln.prototype.constructor=ln,ln.prototype.isDepthTexture=1,un.prototype=Object.create(k.prototype),un.prototype.constructor=un,hn.prototype=Object.create(V.prototype),hn.prototype.constructor=hn,pn.prototype=Object.create(k.prototype),pn.prototype.constructor=pn,dn.prototype=Object.create(V.prototype),dn.prototype.constructor=dn,fn.prototype=Object.create(k.prototype),fn.prototype.constructor=fn,mn.prototype=Object.create(V.prototype),mn.prototype.constructor=mn,gn.prototype=Object.create(fn.prototype),gn.prototype.constructor=gn,vn.prototype=Object.create(V.prototype),vn.prototype.constructor=vn,yn.prototype=Object.create(fn.prototype),yn.prototype.constructor=yn,xn.prototype=Object.create(V.prototype),xn.prototype.constructor=xn,bn.prototype=Object.create(fn.prototype),bn.prototype.constructor=bn,_n.prototype=Object.create(V.prototype),_n.prototype.constructor=_n,wn.prototype=Object.create(fn.prototype),wn.prototype.constructor=wn,Mn.prototype=Object.create(V.prototype),Mn.prototype.constructor=Mn,Sn.prototype=Object.create(k.prototype),Sn.prototype.constructor=Sn,Sn.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return t.path=this.parameters.path.toJSON(),t},Tn.prototype=Object.create(V.prototype),Tn.prototype.constructor=Tn,An.prototype=Object.create(k.prototype),An.prototype.constructor=An,Ln.prototype=Object.create(V.prototype),Ln.prototype.constructor=Ln,Cn.prototype=Object.create(k.prototype),Cn.prototype.constructor=Cn,Wu=function(t,e,n){var i,r,o,a,s,c,l,u,h,p,d,f;if(n=n||2,a=[],!(o=Pn(t,0,r=(i=e&&e.length)?e[0]*n:t.length,n,1))||o.next===o.prev)return a;if(i&&(o=function(t,e,n,i){var r,o,a,s=[];for(r=0,o=e.length;r<o;r++)(a=Pn(t,e[r]*i,r<o-1?e[r+1]*i:t.length,i,0))===a.next&&(a.steiner=1),s.push(Bn(a));for(s.sort(Rn),r=0;r<s.length;r++)Fn(s[r],n),n=En(n,n.next);return n}(t,e,o,n)),t.length>80*n){for(s=l=t[0],c=u=t[1],f=n;f<r;f+=n)(h=t[f])<s&&(s=h),(p=t[f+1])<c&&(c=p),h>l&&(l=h),p>u&&(u=p);d=0!==(d=Math.max(l-s,u-c))?1/d:0}return Nn(o,a,n,s,c,d),a},Hu={area:function(t){var e,n,i=t.length,r=0;for(e=i-1,n=0;n<i;e=n++)r+=t[e].x*t[n].y-t[n].x*t[e].y;return.5*r},isClockWise:function(t){return Hu.area(t)<0},triangulateShape:function(t,e){var n,i,r,o=[],a=[],s=[];for(Jn(t),$n(o,t),n=t.length,e.forEach(Jn),i=0;i<e.length;i++)a.push(n),n+=e[i].length,$n(o,e[i]);for(r=Wu(o,a),i=0;i<r.length;i+=3)s.push(r.slice(i,i+3));return s}},Qn.prototype=Object.create(V.prototype),Qn.prototype.constructor=Qn,Qn.prototype.toJSON=function(){var t=V.prototype.toJSON.call(this);return ti(this.parameters.shapes,this.parameters.options,t)},Kn.prototype=Object.create(k.prototype),Kn.prototype.constructor=Kn,Kn.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return ti(this.parameters.shapes,this.parameters.options,t)},qu={generateTopUV:function(t,n,i,r,o){var a=n[3*i],s=n[3*i+1],c=n[3*r],l=n[3*r+1],u=n[3*o],h=n[3*o+1];return[new e(a,s),new e(c,l),new e(u,h)]},generateSideWallUV:function(t,n,i,r,o,a){var s=n[3*i],c=n[3*i+1],l=n[3*i+2],u=n[3*r],h=n[3*r+1],p=n[3*r+2],d=n[3*o],f=n[3*o+1],m=n[3*o+2],g=n[3*a],v=n[3*a+1],y=n[3*a+2];return Math.abs(c-h)<.01?[new e(s,1-l),new e(u,1-p),new e(d,1-m),new e(g,1-y)]:[new e(c,1-l),new e(h,1-p),new e(f,1-m),new e(v,1-y)]}},ei.prototype=Object.create(V.prototype),ei.prototype.constructor=ei,ni.prototype=Object.create(Kn.prototype),ni.prototype.constructor=ni,ii.prototype=Object.create(V.prototype),ii.prototype.constructor=ii,ri.prototype=Object.create(k.prototype),ri.prototype.constructor=ri,oi.prototype=Object.create(V.prototype),oi.prototype.constructor=oi,ai.prototype=Object.create(k.prototype),ai.prototype.constructor=ai,si.prototype=Object.create(V.prototype),si.prototype.constructor=si,ci.prototype=Object.create(k.prototype),ci.prototype.constructor=ci,li.prototype=Object.create(V.prototype),li.prototype.constructor=li,li.prototype.toJSON=function(){var t=V.prototype.toJSON.call(this);return hi(this.parameters.shapes,t)},ui.prototype=Object.create(k.prototype),ui.prototype.constructor=ui,ui.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return hi(this.parameters.shapes,t)},pi.prototype=Object.create(k.prototype),pi.prototype.constructor=pi,di.prototype=Object.create(V.prototype),di.prototype.constructor=di,fi.prototype=Object.create(k.prototype),fi.prototype.constructor=fi,mi.prototype=Object.create(di.prototype),mi.prototype.constructor=mi,gi.prototype=Object.create(fi.prototype),gi.prototype.constructor=gi,vi.prototype=Object.create(V.prototype),vi.prototype.constructor=vi,yi.prototype=Object.create(k.prototype),yi.prototype.constructor=yi,Xu=Object.freeze({WireframeGeometry:un,ParametricGeometry:hn,ParametricBufferGeometry:pn,TetrahedronGeometry:mn,TetrahedronBufferGeometry:gn,OctahedronGeometry:vn,OctahedronBufferGeometry:yn,IcosahedronGeometry:xn,IcosahedronBufferGeometry:bn,DodecahedronGeometry:_n,DodecahedronBufferGeometry:wn,PolyhedronGeometry:dn,PolyhedronBufferGeometry:fn,TubeGeometry:Mn,TubeBufferGeometry:Sn,TorusKnotGeometry:Tn,TorusKnotBufferGeometry:An,TorusGeometry:Ln,TorusBufferGeometry:Cn,TextGeometry:ei,TextBufferGeometry:ni,SphereGeometry:ii,SphereBufferGeometry:ri,RingGeometry:oi,RingBufferGeometry:ai,PlaneGeometry:et,PlaneBufferGeometry:nt,LatheGeometry:si,LatheBufferGeometry:ci,ShapeGeometry:li,ShapeBufferGeometry:ui,ExtrudeGeometry:Qn,ExtrudeBufferGeometry:Kn,EdgesGeometry:pi,ConeGeometry:mi,ConeBufferGeometry:gi,CylinderGeometry:di,CylinderBufferGeometry:fi,CircleGeometry:vi,CircleBufferGeometry:yi,BoxGeometry:class extends V{constructor(t,e,n,i,r,o){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:o},this.fromBufferGeometry(new up(t,e,n,i,r,o)),this.mergeVertices()}},BoxBufferGeometry:up}),xi.prototype=Object.create(S.prototype),xi.prototype.constructor=xi,xi.prototype.isShadowMaterial=1,xi.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this},bi.prototype=Object.create(H.prototype),bi.prototype.constructor=bi,bi.prototype.isRawShaderMaterial=1,_i.prototype=Object.create(S.prototype),_i.prototype.constructor=_i,_i.prototype.isMeshStandardMaterial=1,_i.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},wi.prototype=Object.create(_i.prototype),wi.prototype.constructor=wi,wi.prototype.isMeshPhysicalMaterial=1,wi.prototype.copy=function(t){return _i.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.reflectivity=t.reflectivity,this.clearcoat=t.clearcoat,this.clearcoatRoughness=t.clearcoatRoughness,t.sheen?this.sheen=(this.sheen||new x).copy(t.sheen):this.sheen=null,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.transparency=t.transparency,this},Mi.prototype=Object.create(S.prototype),Mi.prototype.constructor=Mi,Mi.prototype.isMeshPhongMaterial=1,Mi.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Si.prototype=Object.create(Mi.prototype),Si.prototype.constructor=Si,Si.prototype.isMeshToonMaterial=1,Si.prototype.copy=function(t){return Mi.prototype.copy.call(this,t),this.gradientMap=t.gradientMap,this},Ti.prototype=Object.create(S.prototype),Ti.prototype.constructor=Ti,Ti.prototype.isMeshNormalMaterial=1,Ti.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ai.prototype=Object.create(S.prototype),Ai.prototype.constructor=Ai,Ai.prototype.isMeshLambertMaterial=1,Ai.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Li.prototype=Object.create(S.prototype),Li.prototype.constructor=Li,Li.prototype.isMeshMatcapMaterial=1,Li.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ci.prototype=Object.create(Qe.prototype),Ci.prototype.constructor=Ci,Ci.prototype.isLineDashedMaterial=1,Ci.prototype.copy=function(t){return Qe.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this},Yu=Object.freeze({ShadowMaterial:xi,SpriteMaterial:We,RawShaderMaterial:bi,ShaderMaterial:H,PointsMaterial:nn,MeshPhysicalMaterial:wi,MeshStandardMaterial:_i,MeshPhongMaterial:Mi,MeshToonMaterial:Si,MeshNormalMaterial:Ti,MeshLambertMaterial:Ai,MeshDepthMaterial:Ae,MeshDistanceMaterial:Le,MeshBasicMaterial:T,MeshMatcapMaterial:Li,LineDashedMaterial:Ci,LineBasicMaterial:Qe,Material:S}),Zu={arraySlice:function(t,e,n){return Zu.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){var e,n=t.length,i=Array(n);for(e=0;e!==n;++e)i[e]=e;return i.sort(function(e,n){return t[e]-t[n]}),i},sortedArray:function(t,e,n){var i,r,o,a,s=t.length,c=new t.constructor(s);for(i=0,r=0;r!==s;++i)for(o=n[i]*e,a=0;a!==e;++a)c[r++]=t[o+a];return c},flattenJSON:function(t,e,n,i){for(var r,o=1,a=t[0];void 0!==a&&void 0===a[i];)a=t[o++];if(void 0!==a&&void 0!==(r=a[i]))if(Array.isArray(r))do{void 0!==(r=a[i])&&(e.push(a.time),n.push.apply(n,r)),a=t[o++]}while(void 0!==a);else if(void 0!==r.toArray)do{void 0!==(r=a[i])&&(e.push(a.time),r.toArray(n,n.length)),a=t[o++]}while(void 0!==a);else do{void 0!==(r=a[i])&&(e.push(a.time),n.push(r)),a=t[o++]}while(void 0!==a)}},Object.assign(Pi.prototype,{evaluate:function(t){var e,n,i,r,o=this.parameterPositions,a=this._cachedIndex,s=o[a],c=o[a-1];t:{e:{n:{i:if(!(t<s)){for(n=a+2;;){if(void 0===s){if(t<c)break i;return a=o.length,this._cachedIndex=a,this.afterEnd_(a-1,t,c)}if(a===n)break;if(c=s,t<(s=o[++a]))break e}e=o.length;break n}if(t>=c)break t;for(t<(i=o[1])&&(a=2,c=i),n=a-2;;){if(void 0===c)return 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i,r,o=this.parameterPositions,a=t-2,s=t+1,c=o[a],l=o[s];if(void 0===c)switch(this.getSettings_().endingStart){case 2401:a=t,c=2*e-n;break;case 2402:c=e+o[a=o.length-2]-o[a+1];break;default:a=t,c=n}if(void 0===l)switch(this.getSettings_().endingEnd){case 2401:s=t,l=2*n-e;break;case 2402:s=1,l=n+o[1]-o[0];break;default:s=t-1,l=e}i=.5*(n-e),r=this.valueSize,this._weightPrev=i/(e-c),this._weightNext=i/(l-n),this._offsetPrev=a*r,this._offsetNext=s*r},interpolate_:function(t,e,n,i){var r,o=this.resultBuffer,a=this.sampleValues,s=this.valueSize,c=t*s,l=c-s,u=this._offsetPrev,h=this._offsetNext,p=this._weightPrev,d=this._weightNext,f=(n-e)/(i-e),m=f*f,g=m*f,v=-p*g+2*p*m-p*f,y=(1+p)*g+(-1.5-2*p)*m+(-.5+p)*f+1,x=(-1-d)*g+(1.5+d)*m+.5*f,b=d*g-d*m;for(r=0;r!==s;++r)o[r]=v*a[u+r]+y*a[l+r]+x*a[c+r]+b*a[h+r];return o}}),Ni.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Ni,interpolate_:function(t,e,n,i){var r,o=this.resultBuffer,a=this.sampleValues,s=this.valueSize,c=t*s,l=c-s,u=(n-e)/(i-e),h=1-u;for(r=0;r!==s;++r)o[r]=a[l+r]*h+a[c+r]*u;return o}}),Oi.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Oi,interpolate_:function(t){return this.copySampleValue_(t-1)}}),Object.assign(Di,{toJSON:function(t){var e,n,i=t.constructor;return void 0!==i.toJSON?e=i.toJSON(t):(e={name:t.name,times:Zu.convertArray(t.times,Array),values:Zu.convertArray(t.values,Array)},(n=t.getInterpolation())!==t.DefaultInterpolation&&(e.interpolation=n)),e.type=t.ValueTypeName,e}}),Object.assign(Di.prototype,{constructor:Di,TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(t){return new Oi(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new Ni(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new 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e,n,i;if(1!==t)for(n=0,i=(e=this.times).length;n!==i;++n)e[n]*=t;return this},trim:function(t,e){for(var n,i=this.times,r=i.length,o=0,a=r-1;o!==r&&i[o]<t;)++o;for(;-1!==a&&i[a]>e;)--a;return++a,0===o&&a===r||(o>=a&&(o=(a=Math.max(a,1))-1),n=this.getValueSize(),this.times=Zu.arraySlice(i,o,a),this.values=Zu.arraySlice(this.values,o*n,a*n)),this},validate:function(){var t,e,n,i,r,o,a,s,c=1,l=this.getValueSize();for(l-Math.floor(l)!=0&&(c=0),t=this.times,e=this.values,0===(n=t.length)&&(c=0),i=null,r=0;r!==n;r++){if("number"==typeof(o=t[r])&&isNaN(o)){c=0;break}if(null!==i&&i>o){c=0;break}i=o}if(void 0!==e&&Zu.isTypedArray(e))for(r=0,a=e.length;r!==a;++r)if(s=e[r],isNaN(s)){c=0;break}return c},optimize:function(){var t,e,n,i,r,o,a,s,c,l,u=this.times,h=this.values,p=this.getValueSize(),d=2302===this.getInterpolation(),f=1,m=u.length-1;for(t=1;t<m;++t){if(e=0,(n=u[t])!==u[t+1]&&(1!==t||n!==n[0]))if(d)e=1;else 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0}),zi.prototype=Object.assign(Object.create(Di.prototype),{constructor:zi,ValueTypeName:"color"}),Ri.prototype=Object.assign(Object.create(Di.prototype),{constructor:Ri,ValueTypeName:"number"}),Fi.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Fi,interpolate_:function(t,e,i,r){var o,a=this.resultBuffer,s=this.sampleValues,c=this.valueSize,l=t*c,u=(i-e)/(r-e);for(o=l+c;l!==o;l+=4)n.slerpFlat(a,0,s,l-c,s,l,u);return a}}),ki.prototype=Object.assign(Object.create(Di.prototype),{constructor:ki,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(t){return new Fi(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),Bi.prototype=Object.assign(Object.create(Di.prototype),{constructor:Bi,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),Ui.prototype=Object.assign(Object.create(Di.prototype),{constructor:Ui,ValueTypeName:"vector"}),Object.assign(ji,{parse:function(t){var e,n,i=[],r=t.tracks,o=1/(t.fps||1);for(e=0,n=r.length;e!==n;++e)i.push(Vi(r[e]).scale(o));return new ji(t.name,t.duration,i)},toJSON:function(t){var e,n,i=[],r=t.tracks,o={name:t.name,duration:t.duration,tracks:i,uuid:t.uuid};for(e=0,n=r.length;e!==n;++e)i.push(Di.toJSON(r[e]));return o},CreateFromMorphTargetSequence:function(t,e,n,i){var r,o,a,s,c=e.length,l=[];for(r=0;r<c;r++)a=[],(o=[]).push((r+c-1)%c,r,(r+1)%c),a.push(0,1,0),s=Zu.getKeyframeOrder(o),o=Zu.sortedArray(o,1,s),a=Zu.sortedArray(a,1,s),i||0!==o[0]||(o.push(c),a.push(a[0])),l.push(new Ri(".morphTargetInfluences["+e[r].name+"]",o,a).scale(1/n));return new ji(t,-1,l)},findByName:function(t,e){var n,i,r=t;for(Array.isArray(t)||(r=(n=t).geometry&&n.geometry.animations||n.animations),i=0;i<r.length;i++)if(r[i].name===e)return r[i];return null},CreateClipsFromMorphTargetSequences:function(t,e,n){var i,r,o,a,s,c,l,u={},h=/^([\w-]*?)([\d]+)$/;for(i=0,r=t.length;i<r;i++)(a=(o=t[i]).name.match(h))&&a.length>1&&((c=u[s=a[1]])||(u[s]=c=[]),c.push(o));for(s in l=[],u)l.push(ji.CreateFromMorphTargetSequence(s,u[s],e,n));return l},parseAnimation:function(t,e){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v;if(!t)return null;for(n=function(t,e,n,i,r){var o,a;0!==n.length&&(o=[],a=[],Zu.flattenJSON(n,o,a,i),0!==o.length&&r.push(new t(e,o,a)))},i=[],r=t.name||"default",o=t.length||-1,a=t.fps||30,s=t.hierarchy||[],c=0;c<s.length;c++)if((l=s[c].keys)&&0!==l.length)if(l[0].morphTargets){for(u={},h=0;h<l.length;h++)if(l[h].morphTargets)for(p=0;p<l[h].morphTargets.length;p++)u[l[h].morphTargets[p]]=-1;for(d in u){for(f=[],m=[],p=0;p!==l[h].morphTargets.length;++p)g=l[h],f.push(g.time),m.push(g.morphTarget===d?1:0);i.push(new Ri(".morphTargetInfluence["+d+"]",f,m))}o=u.length*(a||1)}else 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n,i,r,o=l.parse(t,1);if(o.isCubemap)for(n=o.mipmaps.length/o.mipmapCount,i=0;i<n;i++)for(u[i]={mipmaps:[]},r=0;r<o.mipmapCount;r++)u[i].mipmaps.push(o.mipmaps[i*o.mipmapCount+r]),u[i].format=o.format,u[i].width=o.width,u[i].height=o.height;else h.image.width=o.width,h.image.height=o.height,h.mipmaps=o.mipmaps;1===o.mipmapCount&&(h.minFilter=Wa),h.format=o.format,h.needsUpdate=1,e&&e(h)},n,i);return h}}),Yi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Yi,load:function(t,e,n,i){var r=this,o=new J,a=new Hi(this.manager);return a.setResponseType("arraybuffer"),a.setPath(this.path),a.load(t,function(t){var n=r.parse(t);n&&(void 0!==n.image?o.image=n.image:void 0!==n.data&&(o.image.width=n.width,o.image.height=n.height,o.image.data=n.data),o.wrapS=void 0!==n.wrapS?n.wrapS:Ba,o.wrapT=void 0!==n.wrapT?n.wrapT:Ba,o.magFilter=void 0!==n.magFilter?n.magFilter:Wa,o.minFilter=void 0!==n.minFilter?n.minFilter:qa,o.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.format&&(o.format=n.format),void 0!==n.type&&(o.type=n.type),void 0!==n.mipmaps&&(o.mipmaps=n.mipmaps),1===n.mipmapCount&&(o.minFilter=Wa),o.needsUpdate=1,e&&e(o,n))},n,i),o}}),Zi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Zi,load:function(t,e,n,i){function r(){c.removeEventListener("load",r,0),c.removeEventListener("error",o,0),Ju.add(t,this),e&&e(this),a.manager.itemEnd(t)}function o(e){c.removeEventListener("load",r,0),c.removeEventListener("error",o,0),i&&i(e),a.manager.itemError(t),a.manager.itemEnd(t)}var a,s,c;return void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t),a=this,void 0!==(s=Ju.get(t))?(a.manager.itemStart(t),setTimeout(function(){e&&e(s),a.manager.itemEnd(t)},0),s):((c=document.createElementNS("http://www.w3.org/1999/xhtml","img")).addEventListener("load",r,0),c.addEventListener("error",o,0),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(c.crossOrigin=this.crossOrigin),a.manager.itemStart(t),c.src=t,c)}}),Ji.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Ji,load:function(t,e,n,i){function r(n){c.load(t[n],function(t){s.images[n]=t,6==++o&&(s.needsUpdate=1,e&&e(s))},void 0,i)}var o,a,s=new ft,c=new Zi(this.manager);for(c.setCrossOrigin(this.crossOrigin),c.setPath(this.path),o=0,a=0;a<t.length;++a)r(a);return s}}),$i.prototype=Object.assign(Object.create(Wi.prototype),{constructor:$i,load:function(t,e,n,i){var r=new o,a=new Zi(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(t,function(n){r.image=n;var i=t.search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/);r.format=i?as:ss,r.needsUpdate=1,void 0!==e&&e(r)},n,i),r}}),Object.assign(Qi.prototype,{getPoint:function(){return null},getPointAt:function(t,e){var n=this.getUtoTmapping(t);return this.getPoint(n,e)},getPoints:function(t){var e,n;for(void 0===t&&(t=5),e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){var e,n;for(void 0===t&&(t=5),e=[],n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){var t=this.getLengths();return t[t.length-1]},getLengths:function(t){var e,n,i,r,o;if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;for(this.needsUpdate=0,e=[],i=this.getPoint(0),o=0,e.push(0),r=1;r<=t;r++)o+=(n=this.getPoint(r/t)).distanceTo(i),e.push(o),i=n;return this.cacheArcLengths=e,e},updateArcLengths:function(){this.needsUpdate=1,this.getLengths()},getUtoTmapping:function(t,e){var n,i,r,o,a,s=this.getLengths(),c=0,l=s.length;for(n=e||t*s[l-1],i=0,r=l-1;i<=r;)if((o=s[c=Math.floor(i+(r-i)/2)]-n)<0)i=c+1;else{if(!(o>0)){r=c;break}r=c-1}return s[c=r]===n?c/(l-1):(c+(n-(a=s[c]))/(s[c+1]-a))/(l-1)},getTangent:function(t){var e,n=t-1e-4,i=t+1e-4;return n<0&&(n=0),i>1&&(i=1),e=this.getPoint(n),this.getPoint(i).clone().sub(e).normalize()},getTangentAt:function(t){var e=this.getUtoTmapping(t);return this.getTangent(e)},computeFrenetFrames:function(t,e){var n,r,o,a,s,c,u,h=new i,p=[],d=[],f=[],m=new i,g=new l;for(n=0;n<=t;n++)r=n/t,p[n]=this.getTangentAt(r),p[n].normalize();for(d[0]=new i,f[0]=new i,a=Number.MAX_VALUE,s=Math.abs(p[0].x),c=Math.abs(p[0].y),u=Math.abs(p[0].z),s<=a&&(a=s,h.set(1,0,0)),c<=a&&(a=c,h.set(0,1,0)),u<=a&&h.set(0,0,1),m.crossVectors(p[0],h).normalize(),d[0].crossVectors(p[0],m),f[0].crossVectors(p[0],d[0]),n=1;n<=t;n++)d[n]=d[n-1].clone(),f[n]=f[n-1].clone(),m.crossVectors(p[n-1],p[n]),m.length()>Number.EPSILON&&(m.normalize(),o=Math.acos(ic.clamp(p[n-1].dot(p[n]),-1,1)),d[n].applyMatrix4(g.makeRotationAxis(m,o))),f[n].crossVectors(p[n],d[n]);if(1==e)for(o=Math.acos(ic.clamp(d[0].dot(d[t]),-1,1)),o/=t,p[0].dot(m.crossVectors(d[0],d[t]))>0&&(o=-o),n=1;n<=t;n++)d[n].applyMatrix4(g.makeRotationAxis(p[n],o*n)),f[n].crossVectors(p[n],d[n]);return{tangents:p,normals:d,binormals:f}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){var t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),Ki.prototype=Object.create(Qi.prototype),Ki.prototype.constructor=Ki,Ki.prototype.isEllipseCurve=1,Ki.prototype.getPoint=function(t,n){for(var i,r,o,a,s,c,l,u=n||new e,h=2*Math.PI,p=this.aEndAngle-this.aStartAngle,d=Math.abs(p)<Number.EPSILON;p<0;)p+=h;for(;p>h;)p-=h;return p<Number.EPSILON&&(p=d?0:h),1!=this.aClockwise||d||(p===h?p=-h:p-=h),i=this.aStartAngle+t*p,r=this.aX+this.xRadius*Math.cos(i),o=this.aY+this.yRadius*Math.sin(i),0!==this.aRotation&&(a=Math.cos(this.aRotation),s=Math.sin(this.aRotation),r=(c=r-this.aX)*a-(l=o-this.aY)*s+this.aX,o=c*s+l*a+this.aY),u.set(r,o)},Ki.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},Ki.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t},Ki.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},tr.prototype=Object.create(Ki.prototype),tr.prototype.constructor=tr,tr.prototype.isArcCurve=1,Ku=new i,th=new er,eh=new er,nh=new er,nr.prototype=Object.create(Qi.prototype),nr.prototype.constructor=nr,nr.prototype.isCatmullRomCurve3=1,nr.prototype.getPoint=function(t,e){var n,r,o,a,s,c,l,u,h=e||new i,p=this.points,d=p.length,f=(d-(this.closed?0:1))*t,m=Math.floor(f),g=f-m;return this.closed?m+=m>0?0:(Math.floor(Math.abs(m)/d)+1)*d:0===g&&m===d-1&&(m=d-2,g=1),this.closed||m>0?n=p[(m-1)%d]:(Ku.subVectors(p[0],p[1]).add(p[0]),n=Ku),r=p[m%d],o=p[(m+1)%d],this.closed||m+2<d?a=p[(m+2)%d]:(Ku.subVectors(p[d-1],p[d-2]).add(p[d-1]),a=Ku),"centripetal"===this.curveType||"chordal"===this.curveType?(s="chordal"===this.curveType?.5:.25,c=Math.pow(n.distanceToSquared(r),s),(l=Math.pow(r.distanceToSquared(o),s))<1e-4&&(l=1),c<1e-4&&(c=l),(u=Math.pow(o.distanceToSquared(a),s))<1e-4&&(u=l),th.initNonuniformCatmullRom(n.x,r.x,o.x,a.x,c,l,u),eh.initNonuniformCatmullRom(n.y,r.y,o.y,a.y,c,l,u),nh.initNonuniformCatmullRom(n.z,r.z,o.z,a.z,c,l,u)):"catmullrom"===this.curveType&&(th.initCatmullRom(n.x,r.x,o.x,a.x,this.tension),eh.initCatmullRom(n.y,r.y,o.y,a.y,this.tension),nh.initCatmullRom(n.z,r.z,o.z,a.z,this.tension)),h.set(th.calc(g),eh.calc(g),nh.calc(g)),h},nr.prototype.copy=function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)i=t.points[e],this.points.push(i.clone());return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},nr.prototype.toJSON=function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.points=[],t=0,e=this.points.length;t<e;t++)n=this.points[t],i.points.push(n.toArray());return i.closed=this.closed,i.curveType=this.curveType,i.tension=this.tension,i},nr.prototype.fromJSON=function(t){var e,n,r;for(Qi.prototype.fromJSON.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)r=t.points[e],this.points.push((new i).fromArray(r));return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},ar.prototype=Object.create(Qi.prototype),ar.prototype.constructor=ar,ar.prototype.isCubicBezierCurve=1,ar.prototype.getPoint=function(t,n){var i=n||new e,r=this.v0,o=this.v1,a=this.v2,s=this.v3;return i.set(or(t,r.x,o.x,a.x,s.x),or(t,r.y,o.y,a.y,s.y)),i},ar.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},ar.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},ar.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},sr.prototype=Object.create(Qi.prototype),sr.prototype.constructor=sr,sr.prototype.isCubicBezierCurve3=1,sr.prototype.getPoint=function(t,e){var n=e||new i,r=this.v0,o=this.v1,a=this.v2,s=this.v3;return n.set(or(t,r.x,o.x,a.x,s.x),or(t,r.y,o.y,a.y,s.y),or(t,r.z,o.z,a.z,s.z)),n},sr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},sr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},sr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},cr.prototype=Object.create(Qi.prototype),cr.prototype.constructor=cr,cr.prototype.isLineCurve=1,cr.prototype.getPoint=function(t,n){var i=n||new e;return 1===t?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(t).add(this.v1)),i},cr.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},cr.prototype.getTangent=function(){return this.v2.clone().sub(this.v1).normalize()},cr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},cr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},cr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},lr.prototype=Object.create(Qi.prototype),lr.prototype.constructor=lr,lr.prototype.isLineCurve3=1,lr.prototype.getPoint=function(t,e){var n=e||new i;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},lr.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},lr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},lr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},lr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},ur.prototype=Object.create(Qi.prototype),ur.prototype.constructor=ur,ur.prototype.isQuadraticBezierCurve=1,ur.prototype.getPoint=function(t,n){var i=n||new e,r=this.v0,o=this.v1,a=this.v2;return i.set(rr(t,r.x,o.x,a.x),rr(t,r.y,o.y,a.y)),i},ur.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},ur.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},ur.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},hr.prototype=Object.create(Qi.prototype),hr.prototype.constructor=hr,hr.prototype.isQuadraticBezierCurve3=1,hr.prototype.getPoint=function(t,e){var n=e||new i,r=this.v0,o=this.v1,a=this.v2;return n.set(rr(t,r.x,o.x,a.x),rr(t,r.y,o.y,a.y),rr(t,r.z,o.z,a.z)),n},hr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},hr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},hr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},pr.prototype=Object.create(Qi.prototype),pr.prototype.constructor=pr,pr.prototype.isSplineCurve=1,pr.prototype.getPoint=function(t,n){var i=n||new e,r=this.points,o=(r.length-1)*t,a=Math.floor(o),s=o-a,c=r[0===a?a:a-1],l=r[a],u=r[a>r.length-2?r.length-1:a+1],h=r[a>r.length-3?r.length-1:a+2];return i.set(ir(s,c.x,l.x,u.x,h.x),ir(s,c.y,l.y,u.y,h.y)),i},pr.prototype.copy=function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)i=t.points[e],this.points.push(i.clone());return this},pr.prototype.toJSON=function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.points=[],t=0,e=this.points.length;t<e;t++)n=this.points[t],i.points.push(n.toArray());return i},pr.prototype.fromJSON=function(t){var n,i,r;for(Qi.prototype.fromJSON.call(this,t),this.points=[],n=0,i=t.points.length;n<i;n++)r=t.points[n],this.points.push((new e).fromArray(r));return this},ih=Object.freeze({ArcCurve:tr,CatmullRomCurve3:nr,CubicBezierCurve:ar,CubicBezierCurve3:sr,EllipseCurve:Ki,LineCurve:cr,LineCurve3:lr,QuadraticBezierCurve:ur,QuadraticBezierCurve3:hr,SplineCurve:pr}),dr.prototype=Object.assign(Object.create(Qi.prototype),{constructor:dr,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new cr(e,t))},getPoint:function(t){for(var e,n,i,r,o=t*this.getLength(),a=this.getCurveLengths(),s=0;s<a.length;){if(a[s]>=o)return e=a[s]-o,r=0===(i=(n=this.curves[s]).getLength())?0:1-e/i,n.getPointAt(r);s++}return null},getLength:function(){var t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=1,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){var t,e,n,i;if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(t=[],e=0,n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){var e,n;for(void 0===t&&(t=40),e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){var e,n,i,r,o,a,s,c,l;for(t=t||12,e=[],i=0,r=this.curves;i<r.length;i++)for(a=(o=r[i])&&o.isEllipseCurve?2*t:o&&(o.isLineCurve||o.isLineCurve3)?1:o&&o.isSplineCurve?t*o.points.length:t,s=o.getPoints(a),c=0;c<s.length;c++)l=s[c],n&&n.equals(l)||(e.push(l),n=l);return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e},copy:function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.curves=[],e=0,n=t.curves.length;e<n;e++)i=t.curves[e],this.curves.push(i.clone());return this.autoClose=t.autoClose,this},toJSON:function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.autoClose=this.autoClose,i.curves=[],t=0,e=this.curves.length;t<e;t++)n=this.curves[t],i.curves.push(n.toJSON());return i},fromJSON:function(t){var e,n,i;for(Qi.prototype.fromJSON.call(this,t),this.autoClose=t.autoClose,this.curves=[],e=0,n=t.curves.length;e<n;e++)i=t.curves[e],this.curves.push((new ih[i.type]).fromJSON(i));return this}}),fr.prototype=Object.assign(Object.create(dr.prototype),{constructor:fr,setFromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y)},moveTo:function(t,e){this.currentPoint.set(t,e)},lineTo:function(t,n){var i=new cr(this.currentPoint.clone(),new e(t,n));this.curves.push(i),this.currentPoint.set(t,n)},quadraticCurveTo:function(t,n,i,r){var o=new ur(this.currentPoint.clone(),new e(t,n),new e(i,r));this.curves.push(o),this.currentPoint.set(i,r)},bezierCurveTo:function(t,n,i,r,o,a){var s=new ar(this.currentPoint.clone(),new e(t,n),new e(i,r),new e(o,a));this.curves.push(s),this.currentPoint.set(o,a)},splineThru:function(t){var e=new pr([this.currentPoint.clone()].concat(t));this.curves.push(e),this.currentPoint.copy(t[t.length-1])},arc:function(t,e,n,i,r,o){var a=this.currentPoint.x,s=this.currentPoint.y;this.absarc(t+a,e+s,n,i,r,o)},absarc:function(t,e,n,i,r,o){this.absellipse(t,e,n,n,i,r,o)},ellipse:function(t,e,n,i,r,o,a,s){var c=this.currentPoint.x,l=this.currentPoint.y;this.absellipse(t+c,e+l,n,i,r,o,a,s)},absellipse:function(t,e,n,i,r,o,a,s){var c,l,u=new Ki(t,e,n,i,r,o,a,s);this.curves.length>0&&((c=u.getPoint(0)).equals(this.currentPoint)||this.lineTo(c.x,c.y)),this.curves.push(u),l=u.getPoint(1),this.currentPoint.copy(l)},copy:function(t){return dr.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){var t=dr.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return dr.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),mr.prototype=Object.assign(Object.create(fr.prototype),{constructor:mr,getPointsHoles:function(t){var e,n,i=[];for(e=0,n=this.holes.length;e<n;e++)i[e]=this.holes[e].getPoints(t);return i},extractPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},copy:function(t){var e,n,i;for(fr.prototype.copy.call(this,t),this.holes=[],e=0,n=t.holes.length;e<n;e++)i=t.holes[e],this.holes.push(i.clone());return this},toJSON:function(){var t,e,n,i=fr.prototype.toJSON.call(this);for(i.uuid=this.uuid,i.holes=[],t=0,e=this.holes.length;t<e;t++)n=this.holes[t],i.holes.push(n.toJSON());return i},fromJSON:function(t){var e,n,i;for(fr.prototype.fromJSON.call(this,t),this.uuid=t.uuid,this.holes=[],e=0,n=t.holes.length;e<n;e++)i=t.holes[e],this.holes.push((new fr).fromJSON(i));return this}}),gr.prototype=Object.assign(Object.create(p.prototype),{constructor:gr,isLight:1,copy:function(t){return p.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),vr.prototype=Object.assign(Object.create(gr.prototype),{constructor:vr,isHemisphereLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(yr.prototype,{_projScreenMatrix:new l,_lightPositionWorld:new i,_lookTarget:new i,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(t){var e=this.camera,n=this.matrix,i=this._projScreenMatrix,r=this._lookTarget,o=this._lightPositionWorld;o.setFromMatrixPosition(t.matrixWorld),e.position.copy(o),r.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(r),e.updateMatrixWorld(),i.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromMatrix(i),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)},getViewport:function(t){return this._viewports[t]},getFrameExtents:function(){return this._frameExtents},copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t={};return 0!==this.bias&&(t.bias=this.bias),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(0).object,delete t.camera.matrix,t}}),xr.prototype=Object.assign(Object.create(yr.prototype),{constructor:xr,isSpotLightShadow:1,updateMatrices:function(t,e,n){var i=this.camera,r=2*ic.RAD2DEG*t.angle,o=this.mapSize.width/this.mapSize.height,a=t.distance||i.far;r===i.fov&&o===i.aspect&&a===i.far||(i.fov=r,i.aspect=o,i.far=a,i.updateProjectionMatrix()),yr.prototype.updateMatrices.call(this,t,e,n)}}),br.prototype=Object.assign(Object.create(gr.prototype),{constructor:br,isSpotLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),_r.prototype=Object.assign(Object.create(yr.prototype),{constructor:_r,isPointLightShadow:1,updateMatrices:function(t,e,n){var i=this.camera,r=this.matrix,o=this._lightPositionWorld,a=this._lookTarget,s=this._projScreenMatrix;o.setFromMatrixPosition(t.matrixWorld),i.position.copy(o),a.copy(i.position),a.add(this._cubeDirections[n]),i.up.copy(this._cubeUps[n]),i.lookAt(a),i.updateMatrixWorld(),r.makeTranslation(-o.x,-o.y,-o.z),s.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromMatrix(s)}}),wr.prototype=Object.assign(Object.create(gr.prototype),{constructor:wr,isPointLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),Mr.prototype=Object.assign(Object.create(q.prototype),{constructor:Mr,isOrthographicCamera:1,copy:function(t,e){return q.prototype.copy.call(this,t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,n,i,r,o){null===this.view&&(this.view={enabled:1,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=1,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=0),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t,e,n,i,r=(this.right-this.left)/(2*this.zoom),o=(this.top-this.bottom)/(2*this.zoom),a=(this.right+this.left)/2,s=(this.top+this.bottom)/2,c=a-r,l=a+r,u=s+o,h=s-o;null!==this.view&&this.view.enabled&&(t=this.zoom/(this.view.width/this.view.fullWidth),e=this.zoom/(this.view.height/this.view.fullHeight),n=(this.right-this.left)/this.view.width,i=(this.top-this.bottom)/this.view.height,l=(c+=n*(this.view.offsetX/t))+n*(this.view.width/t),h=(u-=i*(this.view.offsetY/e))-i*(this.view.height/e)),this.projectionMatrix.makeOrthographic(c,l,u,h,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}),Sr.prototype=Object.assign(Object.create(yr.prototype),{constructor:Sr,isDirectionalLightShadow:1,updateMatrices:function(t,e,n){yr.prototype.updateMatrices.call(this,t,e,n)}}),Tr.prototype=Object.assign(Object.create(gr.prototype),{constructor:Tr,isDirectionalLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Ar.prototype=Object.assign(Object.create(gr.prototype),{constructor:Ar,isAmbientLight:1}),Lr.prototype=Object.assign(Object.create(gr.prototype),{constructor:Lr,isRectAreaLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){var e=gr.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}}),Cr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Cr,load:function(t,e,n,i){var r=this,o=new Hi(r.manager);o.setPath(r.path),o.load(t,function(t){e(r.parse(JSON.parse(t)))},n,i)},parse:function(t){function n(t){return h[t],h[t]}var o,s,c,u,h=this.textures,p=new Yu[t.type];if(void 0!==t.uuid&&(p.uuid=t.uuid),void 0!==t.name&&(p.name=t.name),void 0!==t.color&&p.color.setHex(t.color),void 0!==t.roughness&&(p.roughness=t.roughness),void 0!==t.metalness&&(p.metalness=t.metalness),void 0!==t.sheen&&(p.sheen=(new x).setHex(t.sheen)),void 0!==t.emissive&&p.emissive.setHex(t.emissive),void 0!==t.specular&&p.specular.setHex(t.specular),void 0!==t.shininess&&(p.shininess=t.shininess),void 0!==t.clearcoat&&(p.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(p.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.vertexColors&&(p.vertexColors=t.vertexColors),void 0!==t.fog&&(p.fog=t.fog),void 0!==t.flatShading&&(p.flatShading=t.flatShading),void 0!==t.blending&&(p.blending=t.blending),void 0!==t.combine&&(p.combine=t.combine),void 0!==t.side&&(p.side=t.side),void 0!==t.opacity&&(p.opacity=t.opacity),void 0!==t.transparent&&(p.transparent=t.transparent),void 0!==t.alphaTest&&(p.alphaTest=t.alphaTest),void 0!==t.depthTest&&(p.depthTest=t.depthTest),void 0!==t.depthWrite&&(p.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(p.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(p.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(p.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(p.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(p.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(p.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(p.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(p.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(p.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(p.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(p.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(p.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(p.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(p.rotation=t.rotation),1!==t.linewidth&&(p.linewidth=t.linewidth),void 0!==t.dashSize&&(p.dashSize=t.dashSize),void 0!==t.gapSize&&(p.gapSize=t.gapSize),void 0!==t.scale&&(p.scale=t.scale),void 0!==t.polygonOffset&&(p.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(p.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(p.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.skinning&&(p.skinning=t.skinning),void 0!==t.morphTargets&&(p.morphTargets=t.morphTargets),void 0!==t.morphNormals&&(p.morphNormals=t.morphNormals),void 0!==t.dithering&&(p.dithering=t.dithering),void 0!==t.visible&&(p.visible=t.visible),void 0!==t.toneMapped&&(p.toneMapped=t.toneMapped),void 0!==t.userData&&(p.userData=t.userData),void 0!==t.uniforms)for(o in t.uniforms)switch(s=t.uniforms[o],p.uniforms[o]={},s.type){case"t":p.uniforms[o].value=n(s.value);break;case"c":p.uniforms[o].value=(new x).setHex(s.value);break;case"v2":p.uniforms[o].value=(new e).fromArray(s.value);break;case"v3":p.uniforms[o].value=(new i).fromArray(s.value);break;case"v4":p.uniforms[o].value=(new a).fromArray(s.value);break;case"m3":p.uniforms[o].value=(new r).fromArray(s.value);case"m4":p.uniforms[o].value=(new l).fromArray(s.value);break;default:p.uniforms[o].value=s.value}if(void 0!==t.defines&&(p.defines=t.defines),void 0!==t.vertexShader&&(p.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(p.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(c in t.extensions)p.extensions[c]=t.extensions[c];return void 0!==t.shading&&(p.flatShading=1===t.shading),void 0!==t.size&&(p.size=t.size),void 0!==t.sizeAttenuation&&(p.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(p.map=n(t.map)),void 0!==t.matcap&&(p.matcap=n(t.matcap)),void 0!==t.alphaMap&&(p.alphaMap=n(t.alphaMap),p.transparent=1),void 0!==t.bumpMap&&(p.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(p.bumpScale=t.bumpScale),void 0!==t.normalMap&&(p.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(p.normalMapType=t.normalMapType),void 0!==t.normalScale&&(u=t.normalScale,0==Array.isArray(u)&&(u=[u,u]),p.normalScale=(new e).fromArray(u)),void 0!==t.displacementMap&&(p.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(p.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(p.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(p.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(p.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(p.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(p.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(p.specularMap=n(t.specularMap)),void 0!==t.envMap&&(p.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(p.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(p.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(p.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(p.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(p.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(p.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(p.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(p.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatNormalMap&&(p.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(p.clearcoatNormalScale=(new e).fromArray(t.clearcoatNormalScale)),p},setTextures:function(t){return this.textures=t,this}}),rh=function(t){var e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)},Pr.prototype=Object.assign(Object.create(k.prototype),{constructor:Pr,isInstancedBufferGeometry:1,copy:function(t){return k.prototype.copy.call(this,t),this.maxInstancedCount=t.maxInstancedCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t=k.prototype.toJSON.call(this);return t.maxInstancedCount=this.maxInstancedCount,t.isInstancedBufferGeometry=1,t}}),Er.prototype=Object.assign(Object.create(A.prototype),{constructor:Er,isInstancedBufferAttribute:1,copy:function(t){return A.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},toJSON:function(){var t=A.prototype.toJSON.call(this);return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=1,t}}),Nr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Nr,load:function(t,e,n,i){var r=this,o=new Hi(r.manager);o.setPath(r.path),o.load(t,function(t){e(r.parse(JSON.parse(t)))},n,i)},parse:function(t){var e,n,r,o,a,s,c,l,u,h,p,d,f,m,v,y=t.isInstancedBufferGeometry?new Pr:new k,x=t.data.index;for(r in void 0!==x&&(e=new oh[x.type](x.array),y.setIndex(new A(e,1))),n=t.data.attributes)o=n[r],e=new oh[o.type](o.array),a=new(o.isInstancedBufferAttribute?Er:A)(e,o.itemSize,o.normalized),void 0!==o.name&&(a.name=o.name),y.addAttribute(r,a);if(s=t.data.morphAttributes)for(r in s){for(l=[],u=0,h=(c=s[r]).length;u<h;u++)o=c[u],a=new A(e=new oh[o.type](o.array),o.itemSize,o.normalized),void 0!==o.name&&(a.name=o.name),l.push(a);y.morphAttributes[r]=l}if(void 0!==(p=t.data.groups||t.data.drawcalls||t.data.offsets))for(u=0,d=p.length;u!==d;++u)f=p[u],y.addGroup(f.start,f.count,f.materialIndex);return void 0!==(m=t.data.boundingSphere)&&(v=new i,void 0!==m.center&&v.fromArray(m.center),y.boundingSphere=new g(v,m.radius)),t.name&&(y.name=t.name),t.userData&&(y.userData=t.userData),y}}),oh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!=typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array},Or.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Or,load:function(t,e,n,i){var r,o=this,a=""===this.path?rh(t):this.path;this.resourcePath=this.resourcePath||a,(r=new Hi(o.manager)).setPath(this.path),r.load(t,function(t){var n,r=null;try{r=JSON.parse(t)}catch(t){return void(void 0!==i&&i(t))}void 0!==(n=r.metadata)&&void 0!==n.type&&"geometry"!==n.type.toLowerCase()&&o.parse(r,e)},n,i)},parse:function(t,e){var n=this.parseShape(t.shapes),i=this.parseGeometries(t.geometries,n),r=this.parseImages(t.images,function(){void 0!==e&&e(s)}),o=this.parseTextures(t.textures,r),a=this.parseMaterials(t.materials,o),s=this.parseObject(t.object,i,a);return t.animations&&(s.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(s),s},parseShape:function(t){var e,n,i,r={};if(void 0!==t)for(e=0,n=t.length;e<n;e++)r[(i=(new mr).fromJSON(t[e])).uuid]=i;return r},parseGeometries:function(t,e){var n,i,r,o,a,s,c,l,u,h,p={};if(void 0!==t)for(n=new Nr,i=0,r=t.length;i<r;i++){switch((a=t[i]).type){case"PlaneGeometry":case"PlaneBufferGeometry":o=new Xu[a.type](a.width,a.height,a.widthSegments,a.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":o=new Xu[a.type](a.width,a.height,a.depth,a.widthSegments,a.heightSegments,a.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":o=new Xu[a.type](a.radius,a.segments,a.thetaStart,a.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":o=new Xu[a.type](a.radiusTop,a.radiusBottom,a.height,a.radialSegments,a.heightSegments,a.openEnded,a.thetaStart,a.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":o=new Xu[a.type](a.radius,a.height,a.radialSegments,a.heightSegments,a.openEnded,a.thetaStart,a.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":o=new Xu[a.type](a.radius,a.widthSegments,a.heightSegments,a.phiStart,a.phiLength,a.thetaStart,a.thetaLength);break;case"DodecahedronGeometry":case"DodecahedronBufferGeometry":case"IcosahedronGeometry":case"IcosahedronBufferGeometry":case"OctahedronGeometry":case"OctahedronBufferGeometry":case"TetrahedronGeometry":case"TetrahedronBufferGeometry":o=new Xu[a.type](a.radius,a.detail);break;case"RingGeometry":case"RingBufferGeometry":o=new Xu[a.type](a.innerRadius,a.outerRadius,a.thetaSegments,a.phiSegments,a.thetaStart,a.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":o=new Xu[a.type](a.radius,a.tube,a.radialSegments,a.tubularSegments,a.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":o=new Xu[a.type](a.radius,a.tube,a.tubularSegments,a.radialSegments,a.p,a.q);break;case"TubeGeometry":case"TubeBufferGeometry":o=new Xu[a.type]((new ih[a.path.type]).fromJSON(a.path),a.tubularSegments,a.radius,a.radialSegments,a.closed);break;case"LatheGeometry":case"LatheBufferGeometry":o=new Xu[a.type](a.points,a.segments,a.phiStart,a.phiLength);break;case"PolyhedronGeometry":case"PolyhedronBufferGeometry":o=new Xu[a.type](a.vertices,a.indices,a.radius,a.details);break;case"ShapeGeometry":case"ShapeBufferGeometry":for(s=[],c=0,l=a.shapes.length;c<l;c++)u=e[a.shapes[c]],s.push(u);o=new Xu[a.type](s,a.curveSegments);break;case"ExtrudeGeometry":case"ExtrudeBufferGeometry":for(s=[],c=0,l=a.shapes.length;c<l;c++)u=e[a.shapes[c]],s.push(u);void 0!==(h=a.options.extrudePath)&&(a.options.extrudePath=(new ih[h.type]).fromJSON(h)),o=new Xu[a.type](s,a.options);break;case"BufferGeometry":case"InstancedBufferGeometry":o=n.parse(a);break;case"Geometry":"THREE"in window&&"LegacyJSONLoader"in THREE&&(o=(new THREE.LegacyJSONLoader).parse(a,this.resourcePath).geometry);break;default:continue}o.uuid=a.uuid,void 0!==a.name&&(o.name=a.name),1==o.isBufferGeometry&&void 0!==a.userData&&(o.userData=a.userData),p[a.uuid]=o}return p},parseMaterials:function(t,e){var n,i,r,o,a,s,c,l={},u={};if(void 0!==t)for((n=new Cr).setTextures(e),i=0,r=t.length;i<r;i++)if("MultiMaterial"===(o=t[i]).type){for(a=[],s=0;s<o.materials.length;s++)void 0===l[(c=o.materials[s]).uuid]&&(l[c.uuid]=n.parse(c)),a.push(l[c.uuid]);u[o.uuid]=a}else void 0===l[o.uuid]&&(l[o.uuid]=n.parse(o)),u[o.uuid]=l[o.uuid];return u},parseAnimations:function(t){var e,n,i,r=[];for(e=0;e<t.length;e++)n=t[e],i=ji.parse(n),void 0!==n.uuid&&(i.uuid=n.uuid),r.push(i);return r},parseImages:function(t,e){function n(t){return d.manager.itemStart(t),r.load(t,function(){d.manager.itemEnd(t)},void 0,function(){d.manager.itemError(t),d.manager.itemEnd(t)})}var i,r,o,a,s,c,l,u,h,p,d=this,f={};if(void 0!==t&&t.length>0)for(i=new Gi(e),(r=new Zi(i)).setCrossOrigin(this.crossOrigin),o=0,a=t.length;o<a;o++)if(c=(s=t[o]).url,Array.isArray(c))for(f[s.uuid]=[],l=0,u=c.length;l<u;l++)h=c[l],p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(h)?h:d.resourcePath+h,f[s.uuid].push(n(p));else p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(s.url)?s.url:d.resourcePath+s.url,f[s.uuid]=n(p);return f},parseTextures:function(t,e){function n(t,e){return"number"==typeof t?t:e[t]}var i,r,a,s,c={};if(void 0!==t)for(i=0,r=t.length;i<r;i++)(a=t[i]).image,e[a.image],(s=Array.isArray(e[a.image])?new ft(e[a.image]):new o(e[a.image])).needsUpdate=1,s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),void 0!==a.mapping&&(s.mapping=n(a.mapping,ah)),void 0!==a.offset&&s.offset.fromArray(a.offset),void 0!==a.repeat&&s.repeat.fromArray(a.repeat),void 0!==a.center&&s.center.fromArray(a.center),void 0!==a.rotation&&(s.rotation=a.rotation),void 0!==a.wrap&&(s.wrapS=n(a.wrap[0],sh),s.wrapT=n(a.wrap[1],sh)),void 0!==a.format&&(s.format=a.format),void 0!==a.type&&(s.type=a.type),void 0!==a.encoding&&(s.encoding=a.encoding),void 0!==a.minFilter&&(s.minFilter=n(a.minFilter,ch)),void 0!==a.magFilter&&(s.magFilter=n(a.magFilter,ch)),void 0!==a.anisotropy&&(s.anisotropy=a.anisotropy),void 0!==a.flipY&&(s.flipY=a.flipY),void 0!==a.premultiplyAlpha&&(s.premultiplyAlpha=a.premultiplyAlpha),void 0!==a.unpackAlignment&&(s.unpackAlignment=a.unpackAlignment),c[a.uuid]=s;return c},parseObject:function(t,e,n){function i(t){return e[t],e[t]}function r(t){var e,i,r,o;if(void 0!==t){if(Array.isArray(t)){for(e=[],i=0,r=t.length;i<r;i++)o=t[i],n[o],e.push(n[o]);return e}return n[t],n[t]}}var o,a,s,c,l,u,h,f,m;switch(t.type){case"Scene":o=new d,void 0!==t.background&&Number.isInteger(t.background)&&(o.background=new x(t.background)),void 0!==t.fog&&("Fog"===t.fog.type?o.fog=new je(t.fog.color,t.fog.near,t.fog.far):"FogExp2"===t.fog.type&&(o.fog=new Ue(t.fog.color,t.fog.density)));break;case"PerspectiveCamera":o=new X(t.fov,t.aspect,t.near,t.far),void 0!==t.focus&&(o.focus=t.focus),void 0!==t.zoom&&(o.zoom=t.zoom),void 0!==t.filmGauge&&(o.filmGauge=t.filmGauge),void 0!==t.filmOffset&&(o.filmOffset=t.filmOffset),void 0!==t.view&&(o.view=Object.assign({},t.view));break;case"OrthographicCamera":o=new Mr(t.left,t.right,t.top,t.bottom,t.near,t.far),void 0!==t.zoom&&(o.zoom=t.zoom),void 0!==t.view&&(o.view=Object.assign({},t.view));break;case"AmbientLight":o=new Ar(t.color,t.intensity);break;case"DirectionalLight":o=new Tr(t.color,t.intensity);break;case"PointLight":o=new wr(t.color,t.intensity,t.distance,t.decay);break;case"RectAreaLight":o=new Lr(t.color,t.intensity,t.width,t.height);break;case"SpotLight":o=new br(t.color,t.intensity,t.distance,t.angle,t.penumbra,t.decay);break;case"HemisphereLight":o=new vr(t.color,t.groundColor,t.intensity);break;case"SkinnedMesh":case"Mesh":a=i(t.geometry),s=r(t.material),o=a.bones&&a.bones.length>0?new Ye(a,s):new B(a,s),void 0!==t.drawMode&&o.setDrawMode(t.drawMode);break;case"LOD":o=new Xe;break;case"Line":o=new Ke(i(t.geometry),r(t.material),t.mode);break;case"LineLoop":o=new en(i(t.geometry),r(t.material));break;case"LineSegments":o=new tn(i(t.geometry),r(t.material));break;case"PointCloud":case"Points":o=new rn(i(t.geometry),r(t.material));break;case"Sprite":o=new He(r(t.material));break;case"Group":o=new Ie;break;default:o=new p}if(o.uuid=t.uuid,void 0!==t.name&&(o.name=t.name),void 0!==t.matrix?(o.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(o.matrixAutoUpdate=t.matrixAutoUpdate),o.matrixAutoUpdate&&o.matrix.decompose(o.position,o.quaternion,o.scale)):(void 0!==t.position&&o.position.fromArray(t.position),void 0!==t.rotation&&o.rotation.fromArray(t.rotation),void 0!==t.quaternion&&o.quaternion.fromArray(t.quaternion),void 0!==t.scale&&o.scale.fromArray(t.scale)),void 0!==t.castShadow&&(o.castShadow=t.castShadow),void 0!==t.receiveShadow&&(o.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(o.shadow.bias=t.shadow.bias),void 0!==t.shadow.radius&&(o.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&o.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(o.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(o.visible=t.visible),void 0!==t.frustumCulled&&(o.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(o.renderOrder=t.renderOrder),void 0!==t.userData&&(o.userData=t.userData),void 0!==t.layers&&(o.layers.mask=t.layers),void 0!==t.children)for(c=t.children,l=0;l<c.length;l++)o.add(this.parseObject(c[l],e,n));if("LOD"===t.type)for(u=t.levels,h=0;h<u.length;h++)f=u[h],void 0!==(m=o.getObjectByProperty("uuid",f.object))&&o.addLevel(m,f.distance);return o}}),ah={UVMapping:300,CubeReflectionMapping:Na,CubeRefractionMapping:Oa,EquirectangularReflectionMapping:Da,EquirectangularRefractionMapping:Ia,SphericalReflectionMapping:za,CubeUVReflectionMapping:Ra,CubeUVRefractionMapping:Fa},sh={RepeatWrapping:ka,ClampToEdgeWrapping:Ba,MirroredRepeatWrapping:Ua},ch={NearestFilter:ja,NearestMipmapNearestFilter:Va,NearestMipmapLinearFilter:Ga,LinearFilter:Wa,LinearMipmapNearestFilter:Ha,LinearMipmapLinearFilter:qa},Dr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Dr,setOptions:function(t){return this.options=t,this},load:function(t,e,n,i){var r,o;if(void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t),r=this,void 0!==(o=Ju.get(t)))return r.manager.itemStart(t),setTimeout(function(){e&&e(o),r.manager.itemEnd(t)},0),o;fetch(t).then(function(t){return t.blob()}).then(function(t){return void 0===r.options?createImageBitmap(t):createImageBitmap(t,r.options)}).then(function(n){Ju.add(t,n),e&&e(n),r.manager.itemEnd(t)}).catch(function(e){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}),r.manager.itemStart(t)}}),Object.assign(Ir.prototype,{moveTo:function(t,e){this.currentPath=new fr,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e)},lineTo:function(t,e){this.currentPath.lineTo(t,e)},quadraticCurveTo:function(t,e,n,i){this.currentPath.quadraticCurveTo(t,e,n,i)},bezierCurveTo:function(t,e,n,i,r,o){this.currentPath.bezierCurveTo(t,e,n,i,r,o)},splineThru:function(t){this.currentPath.splineThru(t)},toShapes:function(t,e){function n(t){var e,n,i,r,o=[];for(e=0,n=t.length;e<n;e++)i=t[e],(r=new mr).curves=i.curves,o.push(r);return o}function i(t,e){var n,i,r,o,a,s,c,l=e.length,u=0;for(n=l-1,i=0;i<l;n=i++)if(r=e[n],a=(o=e[i]).x-r.x,s=o.y-r.y,Math.abs(s)>Number.EPSILON){if(s<0&&(r=e[i],a=-a,o=e[n],s=-s),t.y<r.y||t.y>o.y)continue;if(t.y===r.y){if(t.x===r.x)return 1}else{if(0==(c=s*(t.x-r.x)-a*(t.y-r.y)))return 1;if(c<0)continue;u=!u}}else{if(t.y!==r.y)continue;if(o.x<=t.x&&t.x<=r.x||r.x<=t.x&&t.x<=o.x)return 1}return u}var r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S,T,A,L,C,P=Hu.isClockWise,E=this.subPaths;if(0===E.length)return[];if(1==e)return n(E);if(s=[],1===E.length)return o=E[0],(a=new mr).curves=o.curves,s.push(a),s;for(c=!P(E[0].getPoints()),c=t?!c:c,l=[],h=[],(u=[])[p=0]=void 0,h[p]=[],f=0,m=E.length;f<m;f++)r=P(d=(o=E[f]).getPoints()),(r=t?!r:r)?(!c&&u[p]&&p++,u[p]={s:new mr,p:d},u[p].s.curves=o.curves,c&&p++,h[p]=[]):h[p].push({h:o,p:d[0]});if(!u[0])return n(E);if(u.length>1){for(g=0,v=[],y=0,x=u.length;y<x;y++)l[y]=[];for(y=0,x=u.length;y<x;y++)for(b=h[y],_=0;_<b.length;_++){for(w=b[_],M=1,S=0;S<u.length;S++)i(w.p,u[S].p)&&(y!==S&&v.push({froms:y,tos:S,hole:_}),M?(M=0,l[S].push(w)):g=1);M&&l[y].push(w)}v.length>0&&(g||(h=l))}for(f=0,A=u.length;f<A;f++)for(a=u[f].s,s.push(a),L=0,C=(T=h[f]).length;L<C;L++)a.holes.push(T[L].h);return s}}),Object.assign(zr.prototype,{isFont:1,generateShapes:function(t,e){var n,i,r,o;for(void 0===e&&(e=100),n=[],r=0,o=(i=function(t,e,n){var i,r,o,a=Array.from?Array.from(t):(t+"").split(""),s=e/n.resolution,c=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*s,l=[],u=0,h=0;for(i=0;i<a.length;i++)"\n"===(r=a[i])?(u=0,h-=c):(u+=(o=Rr(r,s,u,h,n)).offsetX,l.push(o.path));return l}(t,e,this.data)).length;r<o;r++)Array.prototype.push.apply(n,i[r].toShapes());return n}}),Fr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Fr,load:function(t,e,n,i){var r=this,o=new Hi(this.manager);o.setPath(this.path),o.load(t,function(t){var n,i;try{n=JSON.parse(t)}catch(e){n=JSON.parse(t.substring(65,t.length-2))}i=r.parse(n),e&&e(i)},n,i)},parse:function(t){return new zr(t)}}),uh={getContext:function(){return void 0===lh&&(lh=new(window.AudioContext||window.webkitAudioContext)),lh},setContext:function(t){lh=t}},kr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:kr,load:function(t,e,n,i){var r=new Hi(this.manager);r.setResponseType("arraybuffer"),r.setPath(this.path),r.load(t,function(t){var n=t.slice(0);uh.getContext().decodeAudioData(n,function(t){e(t)})},n,i)}}),Object.assign(Br.prototype,{isSphericalHarmonics3:1,set:function(t){for(var e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this},zero:function(){for(var t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this},getAt:function(t,e){var n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.282095),e.addScale(o[1],.488603*i),e.addScale(o[2],.488603*r),e.addScale(o[3],.488603*n),e.addScale(o[4],n*i*1.092548),e.addScale(o[5],i*r*1.092548),e.addScale(o[6],.315392*(3*r*r-1)),e.addScale(o[7],n*r*1.092548),e.addScale(o[8],.546274*(n*n-i*i)),e},getIrradianceAt:function(t,e){var n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.886227),e.addScale(o[1],1.023328*i),e.addScale(o[2],1.023328*r),e.addScale(o[3],1.023328*n),e.addScale(o[4],.858086*n*i),e.addScale(o[5],.858086*i*r),e.addScale(o[6],.743125*r*r-.247708),e.addScale(o[7],.858086*n*r),e.addScale(o[8],.429043*(n*n-i*i)),e},add:function(t){for(var e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this},scale:function(t){for(var e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this},lerp:function(t,e){for(var n=0;n<9;n++)this.coefficients[n].lerp(t.coefficients[n],e);return this},equals:function(t){for(var e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return 0;return 1},copy:function(t){return this.set(t.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(t,e){var n,i;for(void 0===e&&(e=0),n=this.coefficients,i=0;i<9;i++)n[i].fromArray(t,e+3*i);return this},toArray:function(t,e){var n,i;for(void 0===t&&(t=[]),void 0===e&&(e=0),n=this.coefficients,i=0;i<9;i++)n[i].toArray(t,e+3*i);return t}}),Object.assign(Br,{getBasisAt:function(t,e){var n=t.x,i=t.y,r=t.z;e[0]=.282095,e[1]=.488603*i,e[2]=.488603*r,e[3]=.488603*n,e[4]=1.092548*n*i,e[5]=1.092548*i*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*n*r,e[8]=.546274*(n*n-i*i)}}),Ur.prototype=Object.assign(Object.create(gr.prototype),{constructor:Ur,isLightProbe:1,copy:function(t){return gr.prototype.copy.call(this,t),this.sh.copy(t.sh),this.intensity=t.intensity,this},toJSON:function(t){return gr.prototype.toJSON.call(this,t)}}),jr.prototype=Object.assign(Object.create(Ur.prototype),{constructor:jr,isHemisphereLightProbe:1,copy:function(t){return Ur.prototype.copy.call(this,t),this},toJSON:function(t){return Ur.prototype.toJSON.call(this,t)}}),Vr.prototype=Object.assign(Object.create(Ur.prototype),{constructor:Vr,isAmbientLightProbe:1,copy:function(t){return Ur.prototype.copy.call(this,t),this},toJSON:function(t){return Ur.prototype.toJSON.call(this,t)}}),hh=new l,ph=new l,Object.assign(function(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new X,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=0,this.cameraR=new X,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=0,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}.prototype,{update:function(t){var e,n,i,r,o,a,s=this._cache;(s.focus!==t.focus||s.fov!==t.fov||s.aspect!==t.aspect*this.aspect||s.near!==t.near||s.far!==t.far||s.zoom!==t.zoom||s.eyeSep!==this.eyeSep)&&(s.focus=t.focus,s.fov=t.fov,s.aspect=t.aspect*this.aspect,s.near=t.near,s.far=t.far,s.zoom=t.zoom,s.eyeSep=this.eyeSep,e=t.projectionMatrix.clone(),i=(n=s.eyeSep/2)*s.near/s.focus,r=s.near*Math.tan(ic.DEG2RAD*s.fov*.5)/s.zoom,ph.elements[12]=-n,hh.elements[12]=n,o=-r*s.aspect+i,a=r*s.aspect+i,e.elements[0]=2*s.near/(a-o),e.elements[8]=(a+o)/(a-o),this.cameraL.projectionMatrix.copy(e),o=-r*s.aspect-i,a=r*s.aspect-i,e.elements[0]=2*s.near/(a-o),e.elements[8]=(a+o)/(a-o),this.cameraR.projectionMatrix.copy(e)),this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(ph),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(hh)}}),Object.assign(Gr.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=1},stop:function(){this.getElapsedTime(),this.running=0,this.autoStart=0},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var t,e=0;return this.autoStart&&!this.running?(this.start(),0):(this.running&&(e=((t=("undefined"==typeof performance?Date:performance).now())-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e),e)}}),dh=new i,fh=new n,mh=new i,gh=new i,Wr.prototype=Object.assign(Object.create(p.prototype),{constructor:Wr,getInput:function(){return this.gain},removeFilter:function(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this},getFilter:function(){return this.filter},setFilter:function(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this},updateMatrixWorld:function(t){var e,n,i;p.prototype.updateMatrixWorld.call(this,t),e=this.context.listener,n=this.up,this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(dh,fh,mh),gh.set(0,0,-1).applyQuaternion(fh),e.positionX?(i=this.context.currentTime+this.timeDelta,e.positionX.linearRampToValueAtTime(dh.x,i),e.positionY.linearRampToValueAtTime(dh.y,i),e.positionZ.linearRampToValueAtTime(dh.z,i),e.forwardX.linearRampToValueAtTime(gh.x,i),e.forwardY.linearRampToValueAtTime(gh.y,i),e.forwardZ.linearRampToValueAtTime(gh.z,i),e.upX.linearRampToValueAtTime(n.x,i),e.upY.linearRampToValueAtTime(n.y,i),e.upZ.linearRampToValueAtTime(n.z,i)):(e.setPosition(dh.x,dh.y,dh.z),e.setOrientation(gh.x,gh.y,gh.z,n.x,n.y,n.z))}}),Hr.prototype=Object.assign(Object.create(p.prototype),{constructor:Hr,getOutput:function(){return this.gain},setNodeSource:function(t){return this.hasPlaybackControl=0,this.sourceType="audioNode",this.source=t,this.connect(),this},setMediaElementSource:function(t){return this.hasPlaybackControl=0,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this},setMediaStreamSource:function(t){return this.hasPlaybackControl=0,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this},setBuffer:function(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(){if(1!=this.isPlaying&&0!=this.hasPlaybackControl){var t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.onended=this.onEnded.bind(this),this.startTime=this.context.currentTime,t.start(this.startTime,this.offset,this.duration),this.isPlaying=1,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}},pause:function(){if(0!=this.hasPlaybackControl)return 1==this.isPlaying&&(this.source.stop(),this.source.onended=null,this.offset+=(this.context.currentTime-this.startTime)*this.playbackRate,this.isPlaying=0),this},stop:function(){if(0!=this.hasPlaybackControl)return this.source.stop(),this.source.onended=null,this.offset=0,this.isPlaying=0,this},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(t){return t||(t=[]),1==this.isPlaying?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},setDetune:function(t){if(this.detune=t,void 0!==this.source.detune)return 1==this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},getFilter:function(){return this.getFilters()[0]},setFilter:function(t){return this.setFilters(t?[t]:[])},setPlaybackRate:function(t){if(0!=this.hasPlaybackControl)return this.playbackRate=t,1==this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=0},getLoop:function(){return 0==this.hasPlaybackControl?0:this.loop},setLoop:function(t){if(0!=this.hasPlaybackControl)return this.loop=t,1==this.isPlaying&&(this.source.loop=this.loop),this},getVolume:function(){return this.gain.gain.value},setVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}}),vh=new i,yh=new n,xh=new i,bh=new i,qr.prototype=Object.assign(Object.create(Hr.prototype),{constructor:qr,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(t){return this.panner.refDistance=t,this},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(t){return this.panner.rolloffFactor=t,this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(t){return this.panner.distanceModel=t,this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(t){return this.panner.maxDistance=t,this},setDirectionalCone:function(t,e,n){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=n,this},updateMatrixWorld:function(t){var e,n;p.prototype.updateMatrixWorld.call(this,t),1==this.hasPlaybackControl&&0==this.isPlaying||(this.matrixWorld.decompose(vh,yh,xh),bh.set(0,0,1).applyQuaternion(yh),(e=this.panner).positionX?(n=this.context.currentTime+this.listener.timeDelta,e.positionX.linearRampToValueAtTime(vh.x,n),e.positionY.linearRampToValueAtTime(vh.y,n),e.positionZ.linearRampToValueAtTime(vh.z,n),e.orientationX.linearRampToValueAtTime(bh.x,n),e.orientationY.linearRampToValueAtTime(bh.y,n),e.orientationZ.linearRampToValueAtTime(bh.z,n)):(e.setPosition(vh.x,vh.y,vh.z),e.setOrientation(bh.x,bh.y,bh.z)))}}),Object.assign(Xr.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){var t,e=0,n=this.getFrequencyData();for(t=0;t<n.length;t++)e+=n[t];return e/n.length}}),Object.assign(Yr.prototype,{accumulate:function(t,e){var n,i,r=this.buffer,o=this.valueSize,a=t*o+o,s=this.cumulativeWeight;if(0===s){for(n=0;n!==o;++n)r[a+n]=r[n];s=e}else i=e/(s+=e),this._mixBufferRegion(r,a,0,i,o);this.cumulativeWeight=s},apply:function(t){var e,n,i,r=this.valueSize,o=this.buffer,a=t*r+r,s=this.cumulativeWeight,c=this.binding;for(this.cumulativeWeight=0,s<1&&(e=3*r,this._mixBufferRegion(o,a,e,1-s,r)),n=r,i=r+r;n!==i;++n)if(o[n]!==o[n+r]){c.setValue(o,a);break}},saveOriginalState:function(){var t,e,n=this.binding,i=this.buffer,r=this.valueSize,o=3*r;for(n.getValue(i,o),t=r,e=o;t!==e;++t)i[t]=i[o+t%r];this.cumulativeWeight=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_select:function(t,e,n,i,r){if(i>=.5)for(var o=0;o!==r;++o)t[e+o]=t[n+o]},_slerp:function(t,e,i,r){n.slerpFlat(t,e,t,e,t,i,r)},_lerp:function(t,e,n,i,r){var o,a,s=1-i;for(o=0;o!==r;++o)t[a=e+o]=t[a]*s+t[n+o]*i}}),_h=RegExp("["+"\\[\\]\\.:\\/"+"]","g"),wh=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Mh=/(WCOD+)?/.source.replace("WCOD","[^\\[\\]:\\/]"),Sh=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Th=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Ah=RegExp("^"+wh+Mh+Sh+Th+"$"),Lh=["material","materials","bones"],Object.assign(Zr.prototype,{getValue:function(t,e){this.bind();var n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)},setValue:function(t,e){var n,i,r=this._bindings;for(n=this._targetGroup.nCachedObjects_,i=r.length;n!==i;++n)r[n].setValue(t,e)},bind:function(){var t,e,n=this._bindings;for(t=this._targetGroup.nCachedObjects_,e=n.length;t!==e;++t)n[t].bind()},unbind:function(){var t,e,n=this._bindings;for(t=this._targetGroup.nCachedObjects_,e=n.length;t!==e;++t)n[t].unbind()}}),Object.assign(Jr,{Composite:Zr,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new Jr.Composite(t,e,n):new Jr(t,e,n)},sanitizeNodeName:function(t){return t.replace(/\s/g,"_").replace(_h,"")},parseTrackName:function(t){var e,n,i,r=Ah.exec(t);if(!r)throw Error("PropertyBinding: Cannot parse trackName: "+t);if(void 0!==(n=(e={nodeName:r[2],objectName:r[3],objectIndex:r[4],propertyName:r[5],propertyIndex:r[6]}).nodeName&&e.nodeName.lastIndexOf("."))&&-1!==n&&(i=e.nodeName.substring(n+1),-1!==Lh.indexOf(i)&&(e.nodeName=e.nodeName.substring(0,n),e.objectName=i)),null===e.propertyName||0===e.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+t);return e},findNode:function(t,e){var n,i,r;return e&&""!==e&&"root"!==e&&"."!==e&&-1!==e&&e!==t.name&&e!==t.uuid?t.skeleton&&void 0!==(n=t.skeleton.getBoneByName(e))?n:t.children&&(r=(i=function(t){var n,r,o;for(n=0;n<t.length;n++){if((r=t[n]).name===e||r.uuid===e)return r;if(o=i(r.children))return o}return null})(t.children))?r:null:t}}),Object.assign(Jr.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)t[e++]=r[n]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.targetObject[this.propertyName]=t[e]},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=1},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++]},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.needsUpdate=1},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=1},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=1},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=1}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t,e,n,i,r,o=this.node,a=this.parsedPath,s=a.objectName,c=a.propertyName,l=a.propertyIndex;if(o||(o=Jr.findNode(this.rootNode,a.nodeName)||this.rootNode,this.node=o),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,o){if(s){switch(t=a.objectIndex,s){case"materials":if(!o.material)return;if(!o.material.materials)return;o=o.material.materials;break;case"bones":if(!o.skeleton)return;for(o=o.skeleton.bones,e=0;e<o.length;e++)if(o[e].name===t){t=e;break}break;default:if(void 0===o[s])return;o=o[s]}if(void 0!==t){if(void 0===o[t])return;o=o[t]}}if(void 0!==(n=o[c])){if(i=this.Versioning.None,this.targetObject=o,void 0!==o.needsUpdate?i=this.Versioning.NeedsUpdate:void 0!==o.matrixWorldNeedsUpdate&&(i=this.Versioning.MatrixWorldNeedsUpdate),r=this.BindingType.Direct,void 0!==l){if("morphTargetInfluences"===c){if(!o.geometry)return;if(o.geometry.isBufferGeometry){if(!o.geometry.morphAttributes)return;for(e=0;e<this.node.geometry.morphAttributes.position.length;e++)if(o.geometry.morphAttributes.position[e].name===l){l=e;break}}else{if(!o.geometry.morphTargets)return;for(e=0;e<this.node.geometry.morphTargets.length;e++)if(o.geometry.morphTargets[e].name===l){l=e;break}}}r=this.BindingType.ArrayElement,this.resolvedProperty=n,this.propertyIndex=l}else void 0!==n.fromArray&&void 0!==n.toArray?(r=this.BindingType.HasFromToArray,this.resolvedProperty=n):Array.isArray(n)?(r=this.BindingType.EntireArray,this.resolvedProperty=n):this.propertyName=c;this.getValue=this.GetterByBindingType[r],this.setValue=this.SetterByBindingTypeAndVersioning[r][i]}else a.nodeName}},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(Jr.prototype,{_getValue_unbound:Jr.prototype.getValue,_setValue_unbound:Jr.prototype.setValue}),Object.assign(function(){var t,e,n,i;for(this.uuid=ic.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0,t={},this._indicesByUUID=t,e=0,n=arguments.length;e!==n;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={},i=this,this.stats={objects:{get total(){return i._objects.length},get inUse(){return this.total-i.nCachedObjects_}},get bindingsPerObject(){return i._bindings.length}}}.prototype,{isAnimationObjectGroup:1,add:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p=this._objects,d=p.length,f=this.nCachedObjects_,m=this._indicesByUUID,g=this._paths,v=this._parsedPaths,y=this._bindings,x=y.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0===(r=m[i=(n=arguments[t]).uuid]))for(r=d++,m[i]=r,p.push(n),o=0,a=x;o!==a;++o)y[o].push(new Jr(n,g[o],v[o]));else if(r<f)for(p[r],m[(c=p[s=--f]).uuid]=r,p[r]=c,m[i]=s,p[s]=n,o=0,a=x;o!==a;++o)u=(l=y[o])[s],h=l[r],l[r]=u,void 0===h&&(h=new Jr(n,g[o],v[o])),l[s]=h;else p[r];this.nCachedObjects_=f},remove:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p=this._objects,d=this.nCachedObjects_,f=this._indicesByUUID,m=this._bindings,g=m.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0!==(r=f[i=(n=arguments[t]).uuid])&&r>=d)for(f[(a=p[o=d++]).uuid]=r,p[r]=a,f[i]=o,p[o]=n,s=0,c=g;s!==c;++s)u=(l=m[s])[o],h=l[r],l[r]=u,l[o]=h;this.nCachedObjects_=d},uncache:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d=this._objects,f=d.length,m=this.nCachedObjects_,g=this._indicesByUUID,v=this._bindings,y=v.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0!==(i=g[n=arguments[t].uuid]))if(delete g[n],i<m)for(o=d[r=--m],s=d[a=--f],g[o.uuid]=i,d[i]=o,g[s.uuid]=r,d[r]=s,d.pop(),c=0,l=y;c!==l;++c)h=(u=v[c])[r],p=u[a],u[i]=h,u[r]=p,u.pop();else for(g[(s=d[a=--f]).uuid]=i,d[i]=s,d.pop(),c=0,l=y;c!==l;++c)(u=v[c])[i]=u[a],u.pop();this.nCachedObjects_=m},subscribe_:function(t,e){var n,i,r,o,a,s,c,l,u,h=this._bindingsIndicesByPath,p=h[t],d=this._bindings;if(void 0!==p)return d[p];for(n=this._paths,i=this._parsedPaths,o=(r=this._objects).length,a=this.nCachedObjects_,s=Array(o),p=d.length,h[t]=p,n.push(t),i.push(e),d.push(s),c=a,l=r.length;c!==l;++c)u=r[c],s[c]=new Jr(u,t,e);return s},unsubscribe_:function(t){var e,n,i,r,o,a=this._bindingsIndicesByPath,s=a[t];void 0!==s&&(e=this._paths,n=this._parsedPaths,o=(i=this._bindings)[r=i.length-1],a[t[r]]=s,i[s]=o,i.pop(),n[s]=n[r],n.pop(),e[s]=e[r],e.pop())}}),Object.assign($r.prototype,{play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=0,this.enabled=1,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(t){return this._startTime=t,this},setLoop:function(t,e){return this.loop=t,this.repetitions=e,this},setEffectiveWeight:function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(t){return this._scheduleFading(t,0,1)},fadeOut:function(t){return this._scheduleFading(t,1,0)},crossFadeFrom:function(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){var i=this._clip.duration,r=t._clip.duration,o=r/i,a=i/r;t.warp(1,o,e),this.warp(a,1,e)}return this},crossFadeTo:function(t,e,n){return t.crossFadeFrom(this,e,n)},stopFading:function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},setEffectiveTimeScale:function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},syncWith:function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},halt:function(t){return this.warp(this._effectiveTimeScale,0,t)},warp:function(t,e,n){var i,r,o=this._mixer,a=o.time,s=this._timeScaleInterpolant,c=this.timeScale;return null===s&&(s=o._lendControlInterpolant(),this._timeScaleInterpolant=s),i=s.parameterPositions,r=s.sampleValues,i[0]=a,i[1]=a+n,r[0]=t/c,r[1]=e/c,this},stopWarping:function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(t,e,n,i){var r,o,a,s,c,l,u,h;if(this.enabled){if(null!==(r=this._startTime)){if((o=(t-r)*n)<0||0===n)return;this._startTime=null,e=n*o}if(e*=this._updateTimeScale(t),a=this._updateTime(e),(s=this._updateWeight(t))>0)for(c=this._interpolants,l=this._propertyBindings,u=0,h=c.length;u!==h;++u)c[u].evaluate(a),l[u].accumulate(i,s)}else this._updateWeight(t)},_updateWeight:function(t){var e,n,i=0;return this.enabled&&(i=this.weight,null!==(e=this._weightInterpolant)&&(i*=n=e.evaluate(t)[0],t>e.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=0)))),this._effectiveWeight=i,i},_updateTimeScale:function(t){var e,n=0;return this.paused||(n=this.timeScale,null!==(e=this._timeScaleInterpolant)&&(n*=e.evaluate(t)[0],t>e.parameterPositions[1]&&(this.stopWarping(),0===n?this.paused=1:this.timeScale=n))),this._effectiveTimeScale=n,n},_updateTime:function(t){var e,n,i,r=this.time+t,o=this._clip.duration,a=this.loop,s=this._loopCount,c=2202===a;if(0===t)return-1===s?r:c&&1==(1&s)?o-r:r;if(2200===a){-1===s&&(this._loopCount=0,this._setEndings(1,1,0));t:{if(r>=o)r=o;else{if(!(r<0)){this.time=r;break t}r=0}this.clampWhenFinished?this.paused=1:this.enabled=0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else if(-1===s&&(t>=0?(s=0,this._setEndings(1,0===this.repetitions,c)):this._setEndings(0===this.repetitions,1,c)),r>=o||r<0?(r-=o*(e=Math.floor(r/o)),s+=Math.abs(e),(n=this.repetitions-s)<=0?(this.clampWhenFinished?this.paused=1:this.enabled=0,r=t>0?o:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1})):(1===n?(i=t<0,this._setEndings(i,!i,c)):this._setEndings(0,0,c),this._loopCount=s,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:e}))):this.time=r,c&&1==(1&s))return o-r;return r},_setEndings:function(t,e,n){var i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=t?this.zeroSlopeAtStart?2401:Fs:2402,i.endingEnd=e?this.zeroSlopeAtEnd?2401:Fs:2402)},_scheduleFading:function(t,e,n){var i,r,o=this._mixer,a=o.time,s=this._weightInterpolant;return null===s&&(s=o._lendControlInterpolant(),this._weightInterpolant=s),i=s.parameterPositions,r=s.sampleValues,i[0]=a,r[0]=e,i[1]=a+t,r[1]=n,this}}),Qr.prototype=Object.assign(Object.create(t.prototype),{constructor:Qr,_bindAction:function(t,e){var n,i,r,o,a,s=t._localRoot||this._root,c=t._clip.tracks,l=c.length,u=t._propertyBindings,h=t._interpolants,p=s.uuid,d=this._bindingsByRootAndName,f=d[p];for(void 0===f&&(f={},d[p]=f),n=0;n!==l;++n){if(void 0!==(o=f[r=(i=c[n]).name]))u[n]=o;else{if(void 0!==(o=u[n])){null===o._cacheIndex&&(++o.referenceCount,this._addInactiveBinding(o,p,r));continue}a=e&&e._propertyBindings[n].binding.parsedPath,++(o=new Yr(Jr.create(s,r,a),i.ValueTypeName,i.getValueSize())).referenceCount,this._addInactiveBinding(o,p,r),u[n]=o}h[n].resultBuffer=o.buffer}},_activateAction:function(t){var e,n,i,r,o,a,s;if(!this._isActiveAction(t)){for(null===t._cacheIndex&&(e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n],this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)),o=0,a=(r=t._propertyBindings).length;o!==a;++o)0==(s=r[o]).useCount++&&(this._lendBinding(s),s.saveOriginalState());this._lendAction(t)}},_deactivateAction:function(t){var e,n,i,r;if(this._isActiveAction(t)){for(n=0,i=(e=t._propertyBindings).length;n!==i;++n)0==--(r=e[n]).useCount&&(r.restoreOriginalState(),this._takeBackBinding(r));this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){var e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){var i,r=this._actions,o=this._actionsByClip,a=o[e];void 0===a?(a={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,o[e]=a):(i=a.knownActions,t._byClipCacheIndex=i.length,i.push(t)),t._cacheIndex=r.length,r.push(t),a.actionByRoot[n]=t},_removeInactiveAction:function(t){var e,n,i,r,o,a,s=this._actions,c=s[s.length-1],l=t._cacheIndex;c._cacheIndex=l,s[l]=c,s.pop(),t._cacheIndex=null,e=t._clip.uuid,o=(r=(i=(n=this._actionsByClip)[e]).knownActions)[r.length-1],a=t._byClipCacheIndex,o._byClipCacheIndex=a,r[a]=o,r.pop(),t._byClipCacheIndex=null,delete i.actionByRoot[(t._localRoot||this._root).uuid],0===r.length&&delete n[e],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){var e,n,i,r=t._propertyBindings;for(e=0,n=r.length;e!==n;++e)0==--(i=r[e]).referenceCount&&this._removeInactiveBinding(i)},_lendAction:function(t){var e=this._actions,n=t._cacheIndex,i=this._nActiveActions++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackAction:function(t){var e=this._actions,n=t._cacheIndex,i=--this._nActiveActions,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_addInactiveBinding:function(t,e,n){var i=this._bindingsByRootAndName,r=i[e],o=this._bindings;void 0===r&&(r={},i[e]=r),r[n]=t,t._cacheIndex=o.length,o.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,o=this._bindingsByRootAndName,a=o[i],s=e[e.length-1],c=t._cacheIndex;s._cacheIndex=c,e[c]=s,e.pop(),delete a[r],0===Object.keys(a).length&&delete o[i]},_lendBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=this._nActiveBindings++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=--this._nActiveBindings,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,n=t[e];return void 0===n&&((n=new Ni(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,n=t.__cacheIndex,i=--this._nActiveControlInterpolants,r=e[i];t.__cacheIndex=i,e[i]=t,r.__cacheIndex=n,e[n]=r},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e){var n,i,r=e||this._root,o=r.uuid,a="string"==typeof t?ji.findByName(r,t):t,s=null!==a?a.uuid:t,c=this._actionsByClip[s],l=null;if(void 0!==c){if(void 0!==(n=c.actionByRoot[o]))return n;l=c.knownActions[0],null===a&&(a=l._clip)}return null===a?null:(i=new $r(this,a,e),this._bindAction(i,l),this._addInactiveAction(i,s,o),i)},existingAction:function(t,e){var n=e||this._root,i=n.uuid,r="string"==typeof t?ji.findByName(n,t):t,o=r?r.uuid:t,a=this._actionsByClip[o];return void 0!==a&&a.actionByRoot[i]||null},stopAllAction:function(){var t,e=this._actions,n=this._nActiveActions,i=this._bindings,r=this._nActiveBindings;for(this._nActiveActions=0,this._nActiveBindings=0,t=0;t!==n;++t)e[t].reset();for(t=0;t!==r;++t)i[t].useCount=0;return this},update:function(t){var e,n,i,r,o,a,s,c;for(t*=this.timeScale,e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1,a=0;a!==n;++a)e[a]._update(i,t,r,o);for(s=this._bindings,c=this._nActiveBindings,a=0;a!==c;++a)s[a].apply(o);return this},setTime:function(t){this.time=0;for(var e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(t)},getRoot:function(){return this._root},uncacheClip:function(t){var e,n,i,r,o,a,s=this._actions,c=t.uuid,l=this._actionsByClip,u=l[c];if(void 0!==u){for(n=0,i=(e=u.knownActions).length;n!==i;++n)r=e[n],this._deactivateAction(r),o=r._cacheIndex,a=s[s.length-1],r._cacheIndex=null,r._byClipCacheIndex=null,a._cacheIndex=o,s[o]=a,s.pop(),this._removeInactiveBindingsForAction(r);delete l[c]}},uncacheRoot:function(t){var e,n,i,r,o,a=t.uuid,s=this._actionsByClip;for(e in s)void 0!==(n=s[e].actionByRoot[a])&&(this._deactivateAction(n),this._removeInactiveAction(n));if(void 0!==(i=this._bindingsByRootAndName[a]))for(r in i)(o=i[r]).restoreOriginalState(),this._removeInactiveBinding(o)},uncacheAction:function(t,e){var n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}),Kr.prototype.clone=function(){return new Kr(void 0===this.value.clone?this.value:this.value.clone())},to.prototype=Object.assign(Object.create(Ve.prototype),{constructor:to,isInstancedInterleavedBuffer:1,copy:function(t){return Ve.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this}}),Object.assign(function(t,e,n,i){this.ray=new v(t,e),this.near=n||0,this.far=i||1/0,this.camera=null,this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return this.Points}}})}.prototype,{linePrecision:1,set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera&&(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e)},intersectObject:function(t,e,n){var i=n||[];return no(t,this,i,e),i.sort(eo),i},intersectObjects:function(t,e,n){var i,r,o=n||[];if(0==Array.isArray(t))return o;for(i=0,r=t.length;i<r;i++)no(t[i],this,o,e);return o.sort(eo),o}}),Object.assign(function(t,e,n){return this.radius=void 0!==t?t:1,this.phi=void 0!==e?e:0,this.theta=void 0!==n?n:0,this}.prototype,{set:function(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},setFromCartesianCoords:function(t,e,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(ic.clamp(e/this.radius,-1,1))),this}}),Object.assign(function(t,e,n){return this.radius=void 0!==t?t:1,this.theta=void 0!==e?e:0,this.y=void 0!==n?n:0,this}.prototype,{set:function(t,e,n){return this.radius=t,this.theta=e,this.y=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this},setFromVector3:function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},setFromCartesianCoords:function(t,e,n){return this.radius=Math.sqrt(t*t+n*n),this.theta=Math.atan2(t,n),this.y=e,this}}),Ch=new e,Object.assign(io.prototype,{set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=Ch.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){return void 0===t&&(t=new e),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(t=new e),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y?0:1},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,n){return void 0===n&&(n=new e),n.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(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?0:1},clampPoint:function(t,n){return void 0===n&&(n=new e),n.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Ch.copy(t).clamp(this.min,this.max).sub(t).length()},intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Ph=new i,Eh=new i,Object.assign(ro.prototype,{set:function(t,e){return this.start.copy(t),this.end.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.start.copy(t.start),this.end.copy(t.end),this},getCenter:function(t){return void 0===t&&(t=new i),t.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(t){return void 0===t&&(t=new i),t.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(t,e){return void 0===e&&(e=new i),this.delta(e).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(t,e){var n,i;return Ph.subVectors(t,this.start),Eh.subVectors(this.end,this.start),n=Eh.dot(Eh),i=Eh.dot(Ph)/n,e&&(i=ic.clamp(i,0,1)),i},closestPointToPoint:function(t,e,n){var r=this.closestPointToPointParameter(t,e);return void 0===n&&(n=new i),this.delta(n).multiplyScalar(r).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}),oo.prototype=Object.create(p.prototype),oo.prototype.constructor=oo,oo.prototype.isImmediateRenderObject=1,Nh=new i,Oh=new i,Dh=new r,Ih=["a","b","c"],ao.prototype=Object.create(tn.prototype),ao.prototype.constructor=ao,ao.prototype.update=function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d,f;if(this.object.updateMatrixWorld(1),Dh.getNormalMatrix(this.object.matrixWorld),t=this.object.matrixWorld,e=this.geometry.attributes.position,(n=this.object.geometry)&&n.isGeometry)for(i=n.vertices,o=0,a=0,s=(r=n.faces).length;a<s;a++)for(l=0,u=(c=r[a]).vertexNormals.length;l<u;l++)h=i[c[Ih[l]]],p=c.vertexNormals[l],Nh.copy(h).applyMatrix4(t),Oh.copy(p).applyMatrix3(Dh).normalize().multiplyScalar(this.size).add(Nh),e.setXYZ(o,Nh.x,Nh.y,Nh.z),o+=1,e.setXYZ(o,Oh.x,Oh.y,Oh.z),o+=1;else if(n&&n.isBufferGeometry)for(d=n.attributes.position,f=n.attributes.normal,o=0,l=0,u=d.count;l<u;l++)Nh.set(d.getX(l),d.getY(l),d.getZ(l)).applyMatrix4(t),Oh.set(f.getX(l),f.getY(l),f.getZ(l)),Oh.applyMatrix3(Dh).normalize().multiplyScalar(this.size).add(Nh),e.setXYZ(o,Nh.x,Nh.y,Nh.z),o+=1,e.setXYZ(o,Oh.x,Oh.y,Oh.z),o+=1;e.needsUpdate=1},zh=new i,so.prototype=Object.create(p.prototype),so.prototype.constructor=so,so.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},so.prototype.update=function(){var t,e;this.light.updateMatrixWorld(),e=(t=this.light.distance?this.light.distance:1e3)*Math.tan(this.light.angle),this.cone.scale.set(e,e,t),zh.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(zh),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)},Rh=new i,Fh=new l,kh=new l,co.prototype=Object.create(tn.prototype),co.prototype.constructor=co,co.prototype.updateMatrixWorld=function(t){var e,n,i,r=this.bones,o=this.geometry,a=o.getAttribute("position");for(kh.getInverse(this.root.matrixWorld),e=0,n=0;e<r.length;e++)(i=r[e]).parent&&i.parent.isBone&&(Fh.multiplyMatrices(kh,i.matrixWorld),Rh.setFromMatrixPosition(Fh),a.setXYZ(n,Rh.x,Rh.y,Rh.z),Fh.multiplyMatrices(kh,i.parent.matrixWorld),Rh.setFromMatrixPosition(Fh),a.setXYZ(n+1,Rh.x,Rh.y,Rh.z),n+=2);o.getAttribute("position").needsUpdate=1,p.prototype.updateMatrixWorld.call(this,t)},lo.prototype=Object.create(B.prototype),lo.prototype.constructor=lo,lo.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},lo.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)},uo.prototype=Object.create(Ke.prototype),uo.prototype.constructor=uo,uo.prototype.update=function(){var t,e;this.scale.set(.5*this.light.width,.5*this.light.height,1),void 0!==this.color?(this.material.color.set(this.color),this.children[0].material.color.set(this.color)):(this.material.color.copy(this.light.color).multiplyScalar(this.light.intensity),t=this.material.color,(e=Math.max(t.r,t.g,t.b))>1&&t.multiplyScalar(1/e),this.children[0].material.color.copy(this.material.color))},uo.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()},Bh=new i,Uh=new x,jh=new x,ho.prototype=Object.create(p.prototype),ho.prototype.constructor=ho,ho.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},ho.prototype.update=function(){var t,e,n,i,r=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{for(t=r.geometry.getAttribute("color"),Uh.copy(this.light.color),jh.copy(this.light.groundColor),e=0,n=t.count;e<n;e++)i=e<n/2?Uh:jh,t.setXYZ(e,i.r,i.g,i.b);t.needsUpdate=1}r.lookAt(Bh.setFromMatrixPosition(this.light.matrixWorld).negate())},po.prototype=Object.create(B.prototype),po.prototype.constructor=po,po.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},po.prototype.onBeforeRender=function(){this.position.copy(this.lightProbe.position),this.scale.set(1,1,1).multiplyScalar(this.size),this.material.uniforms.intensity.value=this.lightProbe.intensity},fo.prototype=Object.assign(Object.create(tn.prototype),{constructor:fo,copy:function(t){return tn.prototype.copy.call(this,t),this.geometry.copy(t.geometry),this.material.copy(t.material),this},clone:function(){return(new this.constructor).copy(this)}}),mo.prototype=Object.create(tn.prototype),mo.prototype.constructor=mo,go.prototype=Object.create(Ke.prototype),go.prototype.constructor=go,go.prototype.update=function(){function t(t,i,o,a){var s=(i-t)/o;for(f.setXYZ(h,0,0,0),p++,e=t;e<i;e+=s)n=h+p,f.setXYZ(n,Math.sin(e)*r,0,Math.cos(e)*r),f.setXYZ(n+1,Math.sin(Math.min(e+s,i))*r,0,Math.cos(Math.min(e+s,i))*r),f.setXYZ(n+2,0,0,0),p+=3;d.addGroup(h,p,a),h+=p,p=0}var e,n,i=this.audio,r=this.range,o=this.divisionsInnerAngle,a=this.divisionsOuterAngle,s=ic.degToRad(i.panner.coneInnerAngle),c=ic.degToRad(i.panner.coneOuterAngle),l=s/2,u=c/2,h=0,p=0,d=this.geometry,f=d.attributes.position;d.clearGroups(),t(-u,-l,a,0),t(-l,l,o,1),t(l,u,a,0),f.needsUpdate=1,s===c&&(this.material[0].visible=0)},go.prototype.dispose=function(){this.geometry.dispose(),this.material[0].dispose(),this.material[1].dispose()},Vh=new i,Gh=new i,Wh=new r,vo.prototype=Object.create(tn.prototype),vo.prototype.constructor=vo,vo.prototype.update=function(){var t,e,n,i,r,o,a,s,c,l;for(this.object.updateMatrixWorld(1),Wh.getNormalMatrix(this.object.matrixWorld),t=this.object.matrixWorld,e=this.geometry.attributes.position,i=(n=this.object.geometry).vertices,o=0,a=0,s=(r=n.faces).length;a<s;a++)l=(c=r[a]).normal,Vh.copy(i[c.a]).add(i[c.b]).add(i[c.c]).divideScalar(3).applyMatrix4(t),Gh.copy(l).applyMatrix3(Wh).normalize().multiplyScalar(this.size).add(Vh),e.setXYZ(o,Vh.x,Vh.y,Vh.z),o+=1,e.setXYZ(o,Gh.x,Gh.y,Gh.z),o+=1;e.needsUpdate=1},Hh=new i,qh=new i,Xh=new 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Se(){var t=new Me,e=[],n=[];return{init:function(){e.length=0,n.length=0},state:{lightsArray:e,shadowsArray:n,lights:t},setupLights:function(i){t.setup(e,n,i)},pushLight:function(t){e.push(t)},pushShadow:function(t){n.push(t)}}}function Te(){function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}var e=new WeakMap;return{get:function(n,i){var r;return 0==e.has(n)?(r=new Se,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):0==e.get(n).has(i)?(r=new Se,e.get(n).set(i,r)):r=e.get(n).get(i),r},dispose:function(){e=new WeakMap}}}function Ae(t){S.call(this),this.type="MeshDepthMaterial",this.depthPacking=Zs,this.skinning=0,this.morphTargets=0,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=0,this.wireframeLinewidth=1,this.fog=0,this.setValues(t)}function Le(t){S.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new 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i,r,o,a,s,l,h=Mt.get(t),p=P.state.lights,d=P.state.shadowsArray,f=p.state.version,m=Ct.getParameters(t,p.state,d,e,nt.numPlanes,nt.numIntersection,n),g=Ct.getProgramCode(t,m),v=h.program,y=1;if(void 0===v)t.addEventListener("dispose",c);else if(v.code!==g)u(t);else if(h.lightsStateVersion!==f)h.lightsStateVersion=f,y=0;else{if(void 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t.isMeshLambertMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&1==t.lights}(t),h.lightsStateVersion=f,h.needsLights&&(a.ambientLightColor.value=p.state.ambient,a.lightProbe.value=p.state.probe,a.directionalLights.value=p.state.directional,a.spotLights.value=p.state.spot,a.rectAreaLights.value=p.state.rectArea,a.pointLights.value=p.state.point,a.hemisphereLights.value=p.state.hemi,a.directionalShadowMap.value=p.state.directionalShadowMap,a.directionalShadowMatrix.value=p.state.directionalShadowMatrix,a.spotShadowMap.value=p.state.spotShadowMap,a.spotShadowMatrix.value=p.state.spotShadowMatrix,a.pointShadowMap.value=p.state.pointShadowMap,a.pointShadowMatrix.value=p.state.pointShadowMatrix),s=h.program.getUniforms(),l=te.seqWithValue(s.seq,a),h.uniformsList=l}function f(t,e,n,i){var r,o,a,s,c,l,u,h,p,f,y,x,b,_,w,M,S;return St.resetTextureUnits(),r=Mt.get(n),o=P.state.lights,ht&&(ft||t!==B)&&(a=t===B&&n.id===F,nt.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,r,a)),0==n.needsUpdate&&(void 0===r.program?n.needsUpdate=1:n.fog&&r.fog!==e?n.needsUpdate=1:r.needsLights&&r.lightsStateVersion!==o.state.version?n.needsUpdate=1:void 0===r.numClippingPlanes||r.numClippingPlanes===nt.numPlanes&&r.numIntersection===nt.numIntersection||(n.needsUpdate=1)),n.needsUpdate&&(d(n,e,i),n.needsUpdate=0),s=0,c=0,l=0,h=(u=r.program).getUniforms(),p=r.shader.uniforms,_t.useProgram(u.program)&&(s=1,c=1,l=1),n.id!==F&&(F=n.id,c=1),(s||B!==t)&&(u.numMultiviewViews>0?Ft.updateCameraProjectionMatricesUniform(t,h):h.setValue(vt,"projectionMatrix",t.projectionMatrix),bt.logarithmicDepthBuffer&&h.setValue(vt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),B!==t&&(B=t,c=1,l=1),(n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.envMap)&&void 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s,c,l,u,h,p,d,m,g,v,y,x,b,_,w,M=o.isMesh&&o.matrixWorld.determinant()<0;if(_t.setMaterial(r,M),s=f(t,e,r,o),c=0,k.geometry===i.id&&k.program===s.id&&k.wireframe===(1==r.wireframe)||(k.geometry=i.id,k.program=s.id,k.wireframe=1==r.wireframe,c=1),o.morphTargetInfluences&&(Ot.update(o,i,r,s),c=1),l=i.index,u=i.attributes.position,h=1,1==r.wireframe&&(l=At.getWireframeAttribute(i),h=2),d=Dt,null!==l&&(p=Tt.get(l),(d=It).setIndex(p)),c&&(function(t,e,n,i){var r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x;if(0!=bt.isWebGL2||!t.isInstancedMesh&&!e.isInstancedBufferGeometry||null!==xt.get("ANGLE_instanced_arrays")){for(s in _t.initAttributes(),r=e.attributes,o=i.getAttributes(),a=n.defaultAttributeValues,o)if((c=o[s])>=0)if(void 0!==(l=r[s])){if(u=l.normalized,h=l.itemSize,void 0===(p=Tt.get(l)))continue;d=p.buffer,f=p.type,m=p.bytesPerElement,l.isInterleavedBufferAttribute?(v=(g=l.data).stride,y=l.offset,g&&g.isInstancedInterleavedBuffer?(_t.enableAttributeAndDivisor(c,g.meshPerAttribute),void 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0!==i&&(o=i),e&&e.isCamera&&(N||(k.geometry=null,k.program=null,k.wireframe=0,F=-1,B=null,1==t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),Rt.enabled&&(e=Rt.getCamera(e)),(P=Et.get(t,e)).init(),t.onBeforeRender(E,t,e,r||z),mt.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),et.setFromMatrix(mt),ft=this.localClippingEnabled,ht=nt.init(this.clippingPlanes,ft,e),(C=Pt.get(t,e)).init(),function t(e,n,i,r){var o,a,s,c,l,u,h,p;if(0!=e.visible){if(e.layers.test(n.layers))if(e.isGroup)i=e.renderOrder;else if(e.isLOD)1==e.autoUpdate&&e.update(n);else if(e.isLight)P.pushLight(e),e.castShadow&&P.pushShadow(e);else if(e.isSprite)e.frustumCulled&&!et.intersectsSprite(e)||(r&&gt.setFromMatrixPosition(e.matrixWorld).applyMatrix4(mt),o=Lt.update(e),(a=e.material).visible&&C.push(e,o,a,i,gt.z,null));else if(e.isImmediateRenderObject)r&&gt.setFromMatrixPosition(e.matrixWorld).applyMatrix4(mt),C.push(e,null,e.material,i,gt.z,null);else if((e.isMesh||e.isLine||e.isPoints)&&(e.isSkinnedMesh&&e.skeleton.frame!==wt.render.frame&&(e.skeleton.update(),e.skeleton.frame=wt.render.frame),!e.frustumCulled||et.intersectsObject(e)))if(r&&gt.setFromMatrixPosition(e.matrixWorld).applyMatrix4(mt),o=Lt.update(e),a=e.material,Array.isArray(a))for(c=0,l=(s=o.groups).length;c<l;c++)(h=a[(u=s[c]).materialIndex])&&h.visible&&C.push(e,o,h,i,gt.z,u);else a.visible&&C.push(e,o,a,i,gt.z,null);for(c=0,l=(p=e.children).length;c<l;c++)t(p[c],n,i,r)}}(t,e,0,E.sortObjects),1==E.sortObjects&&C.sort(),ht&&nt.beginShadows(),a=P.state.shadowsArray,kt.render(a,t,e),P.setupLights(e),ht&&nt.endShadows(),this.info.autoReset&&this.info.reset(),void 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n,i,r;this.lightProbe=t,this.size=e,(n={}).GAMMA_OUTPUT="",i=new H({defines:n,uniforms:{sh:{value:this.lightProbe.sh.coefficients},intensity:{value:this.lightProbe.intensity}},vertexShader:"varying vec3 vNormal;\nvoid main() {\n\tvNormal = normalize( normalMatrix * normal );\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",fragmentShader:"#define RECIPROCAL_PI 0.318309886\nvec3 inverseTransformDirection( in vec3 normal, in mat4 matrix ) {\n\t// matrix is assumed to be orthogonal\n\treturn normalize( ( vec4( normal, 0.0 ) * matrix ).xyz );\n}\nvec3 linearToOutput( in vec3 a ) {\n\t#ifdef GAMMA_OUTPUT\n\t\treturn pow( a, vec3( 1.0 / float( GAMMA_FACTOR ) ) );\n\t#else\n\t\treturn a;\n\t#endif\n}\n// source: https://graphics.stanford.edu/papers/envmap/envmap.pdf\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\t// normal is assumed to have unit length\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\t// band 0\n\tvec3 result = 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this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements,o=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*o,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*o,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*o,this},applyQuaternion:function(t){var e=this.x,n=this.y,i=this.z,r=t.x,o=t.y,a=t.z,s=t.w,c=s*e+o*i-a*n,l=s*n+a*e-r*i,u=s*i+r*n-o*e,h=-r*e-o*n-a*i;return this.x=c*s+h*-r+l*-a-u*-o,this.y=l*s+h*-o+u*-r-c*-a,this.z=u*s+h*-a+c*-o-l*-r,this},project:function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},unproject:function(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)},transformDirection:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(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:function(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:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this},clampLength:function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(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:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},cross:function(t,e){return void 0!==e?this.crossVectors(t,e):this.crossVectors(this,t)},crossVectors:function(t,e){var n=t.x,i=t.y,r=t.z,o=e.x,a=e.y,s=e.z;return this.x=i*s-r*a,this.y=r*o-n*s,this.z=n*a-i*o,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(t){return rc.copy(this).projectOnVector(t),this.sub(rc)},reflect:function(t){return this.sub(rc.copy(t).multiplyScalar(2*this.dot(t)))},angleTo:function(t){var e,n=Math.sqrt(this.lengthSq()*t.lengthSq());return e=this.dot(t)/n,Math.acos(ic.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},setFromSphericalCoords:function(t,e,n){var i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){var e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),ac=new i,Object.assign(r.prototype,{isMatrix3:1,set:function(t,e,n,i,r,o,a,s,c){var l=this.elements;return l[0]=t,l[1]=i,l[2]=a,l[3]=e,l[4]=r,l[5]=s,l[6]=n,l[7]=o,l[8]=c,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(t){for(var e=0,n=t.count;e<n;e++)ac.x=t.getX(e),ac.y=t.getY(e),ac.z=t.getZ(e),ac.applyMatrix3(this),t.setXYZ(e,ac.x,ac.y,ac.z);return t},multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[3],s=n[6],c=n[1],l=n[4],u=n[7],h=n[2],p=n[5],d=n[8],f=i[0],m=i[3],g=i[6],v=i[1],y=i[4],x=i[7],b=i[2],_=i[5],w=i[8];return r[0]=o*f+a*v+s*b,r[3]=o*m+a*y+s*_,r[6]=o*g+a*x+s*w,r[1]=c*f+l*v+u*b,r[4]=c*m+l*y+u*_,r[7]=c*g+l*x+u*w,r[2]=h*f+p*v+d*b,r[5]=h*m+p*y+d*_,r[8]=h*g+p*x+d*w,this},multiplyScalar:function(t){var 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:function(){var t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],o=t[4],a=t[5],s=t[6],c=t[7],l=t[8];return e*o*l-e*a*c-n*r*l+n*a*s+i*r*c-i*o*s},getInverse:function(t,e){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v;if(t&&t.isMatrix4,n=t.elements,i=this.elements,r=n[0],o=n[1],a=n[2],s=n[3],c=n[4],l=n[5],u=n[6],h=n[7],0==(g=r*(d=(p=n[8])*c-l*h)+o*(f=l*u-p*s)+a*(m=h*s-c*u))){if(1==e)throw Error("THREE.Matrix3: .getInverse() can't invert matrix, determinant is 0");return this.identity()}return v=1/g,i[0]=d*v,i[1]=(a*h-p*o)*v,i[2]=(l*o-a*c)*v,i[3]=f*v,i[4]=(p*r-a*u)*v,i[5]=(a*s-l*r)*v,i[6]=m*v,i[7]=(o*u-h*r)*v,i[8]=(c*r-o*s)*v,this},transpose:function(){var t,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:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var 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:function(t,e,n,i,r,o,a){var s=Math.cos(r),c=Math.sin(r);this.set(n*s,n*c,-n*(s*o+c*a)+o+t,-i*c,i*s,-i*(-c*o+s*a)+a+e,0,0,1)},scale:function(t,e){var n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],o=i[3],a=i[6],s=i[1],c=i[4],l=i[7];return i[0]=e*r+n*s,i[3]=e*o+n*c,i[6]=e*a+n*l,i[1]=-n*r+e*s,i[4]=-n*o+e*c,i[7]=-n*a+e*l,this},translate:function(t,e){var n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this},equals:function(t){var e,n=this.elements,i=t.elements;for(e=0;e<9;e++)if(n[e]!==i[e])return 0;return 1},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}}),cc={getDataURL:function(t){var e,n;return"undefined"==typeof HTMLCanvasElement?t.src:(t instanceof HTMLCanvasElement?e=t:(void 0===sc&&(sc=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),sc.width=t.width,sc.height=t.height,n=sc.getContext("2d"),t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=sc),e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png"))}},lc=0,o.DEFAULT_IMAGE=void 0,o.DEFAULT_MAPPING=300,o.prototype=Object.assign(Object.create(t.prototype),{constructor:o,isTexture:1,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){var e,n,i,r,o,a=void 0===t||"string"==typeof t;if(!a&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];if(e={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment},void 0!==this.image){if(void 0===(n=this.image).uuid&&(n.uuid=ic.generateUUID()),!a&&void 0===t.images[n.uuid]){if(Array.isArray(n))for(i=[],r=0,o=n.length;r<o;r++)i.push(cc.getDataURL(n[r]));else i=cc.getDataURL(n);t.images[n.uuid]={uuid:n.uuid,url:i}}e.image=n.uuid}return a||(t.textures[this.uuid]=e),e},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case ka:t.x=t.x-Math.floor(t.x);break;case Ba:t.x=t.x<0?0:1;break;case Ua: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 ka:t.y=t.y-Math.floor(t.y);break;case Ba:t.y=t.y<0?0:1;break;case Ua:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(o.prototype,"needsUpdate",{set:function(t){1==t&&this.version++}}),Object.defineProperties(a.prototype,{width:{get:function(){return this.z},set:function(t){this.z=t}},height:{get:function(){return this.w},set:function(t){this.w=t}}}),Object.assign(a.prototype,{isVector4:1,set:function(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(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 Error("index is out of range: "+t)}return this},getComponent:function(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 Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(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:function(t,e){return void 0!==e?this.addVectors(t,e):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(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:function(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:function(t,e){return void 0!==e?this.subVectors(t,e):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*i+o[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var 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:function(t){var e,n,i,r,o,a,s,c,l,u,h=t.elements,p=h[0],d=h[4],f=h[8],m=h[1],g=h[5],v=h[9],y=h[2],x=h[6],b=h[10];return Math.abs(d-m)<.01&&Math.abs(f-y)<.01&&Math.abs(v-x)<.01?Math.abs(d+m)<.1&&Math.abs(f+y)<.1&&Math.abs(v+x)<.1&&Math.abs(p+g+b-3)<.1?(this.set(1,0,0,0),this):(a=(b+1)/2,s=(d+m)/4,c=(f+y)/4,l=(v+x)/4,(r=(p+1)/2)>(o=(g+1)/2)&&r>a?r<.01?(e=0,n=.707106781,i=.707106781):(n=s/(e=Math.sqrt(r)),i=c/e):o>a?o<.01?(e=.707106781,n=0,i=.707106781):(e=s/(n=Math.sqrt(o)),i=l/n):a<.01?(e=.707106781,n=.707106781,i=0):(e=c/(i=Math.sqrt(a)),n=l/i),this.set(e,n,i,3.141592653589793),this):(Math.abs(u=Math.sqrt((x-v)*(x-v)+(f-y)*(f-y)+(m-d)*(m-d)))<.001&&(u=1),this.x=(x-v)/u,this.y=(f-y)/u,this.z=(m-d)/u,this.w=Math.acos((p+g+b-1)/2),this)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this},clampLength:function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),s.prototype=Object.assign(Object.create(t.prototype),{constructor:s,isWebGLRenderTarget:1,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.texture.image.width=t,this.texture.image.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),c.prototype=Object.assign(Object.create(s.prototype),{constructor:c,isWebGLMultisampleRenderTarget:1,copy:function(t){return s.prototype.copy.call(this,t),this.samples=t.samples,this}}),uc=new i,hc=new l,pc=new i(0,0,0),dc=new i(1,1,1),fc=new i,mc=new i,gc=new i,Object.assign(l.prototype,{isMatrix4:1,set:function(t,e,n,i,r,o,a,s,c,l,u,h,p,d,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=o,g[9]=a,g[13]=s,g[2]=c,g[6]=l,g[10]=u,g[14]=h,g[3]=p,g[7]=d,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new l).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(t){var e=this.elements,n=t.elements,i=1/uc.setFromMatrixColumn(t,0).length(),r=1/uc.setFromMatrixColumn(t,1).length(),o=1/uc.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromEuler:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w;return!t||t.isEuler,e=this.elements,n=t.x,i=t.y,r=t.z,o=Math.cos(n),a=Math.sin(n),s=Math.cos(i),c=Math.sin(i),l=Math.cos(r),u=Math.sin(r),"XYZ"===t.order?(h=o*l,p=o*u,d=a*l,f=a*u,e[0]=s*l,e[4]=-s*u,e[8]=c,e[1]=p+d*c,e[5]=h-f*c,e[9]=-a*s,e[2]=f-h*c,e[6]=d+p*c,e[10]=o*s):"YXZ"===t.order?(m=s*l,g=s*u,v=c*l,y=c*u,e[0]=m+y*a,e[4]=v*a-g,e[8]=o*c,e[1]=o*u,e[5]=o*l,e[9]=-a,e[2]=g*a-v,e[6]=y+m*a,e[10]=o*s):"ZXY"===t.order?(m=s*l,g=s*u,v=c*l,y=c*u,e[0]=m-y*a,e[4]=-o*u,e[8]=v+g*a,e[1]=g+v*a,e[5]=o*l,e[9]=y-m*a,e[2]=-o*c,e[6]=a,e[10]=o*s):"ZYX"===t.order?(h=o*l,p=o*u,d=a*l,f=a*u,e[0]=s*l,e[4]=d*c-p,e[8]=h*c+f,e[1]=s*u,e[5]=f*c+h,e[9]=p*c-d,e[2]=-c,e[6]=a*s,e[10]=o*s):"YZX"===t.order?(x=o*s,b=o*c,_=a*s,w=a*c,e[0]=s*l,e[4]=w-x*u,e[8]=_*u+b,e[1]=u,e[5]=o*l,e[9]=-a*l,e[2]=-c*l,e[6]=b*u+_,e[10]=x-w*u):"XZY"===t.order&&(x=o*s,b=o*c,_=a*s,w=a*c,e[0]=s*l,e[4]=-u,e[8]=c*l,e[1]=x*u+w,e[5]=o*l,e[9]=b*u-_,e[2]=_*u-b,e[6]=a*l,e[10]=w*u+x),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){return this.compose(pc,t,dc)},lookAt:function(t,e,n){var i=this.elements;return gc.subVectors(t,e),0===gc.lengthSq()&&(gc.z=1),gc.normalize(),fc.crossVectors(n,gc),0===fc.lengthSq()&&(1===Math.abs(n.z)?gc.x+=1e-4:gc.z+=1e-4,gc.normalize(),fc.crossVectors(n,gc)),fc.normalize(),mc.crossVectors(gc,fc),i[0]=fc.x,i[4]=mc.x,i[8]=gc.x,i[1]=fc.y,i[5]=mc.y,i[9]=gc.y,i[2]=fc.z,i[6]=mc.z,i[10]=gc.z,this},multiply:function(t,e){return void 0!==e?this.multiplyMatrices(t,e):this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[4],s=n[8],c=n[12],l=n[1],u=n[5],h=n[9],p=n[13],d=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],b=n[15],_=i[0],w=i[4],M=i[8],S=i[12],T=i[1],A=i[5],L=i[9],C=i[13],P=i[2],E=i[6],N=i[10],O=i[14],D=i[3],I=i[7],z=i[11],R=i[15];return r[0]=o*_+a*T+s*P+c*D,r[4]=o*w+a*A+s*E+c*I,r[8]=o*M+a*L+s*N+c*z,r[12]=o*S+a*C+s*O+c*R,r[1]=l*_+u*T+h*P+p*D,r[5]=l*w+u*A+h*E+p*I,r[9]=l*M+u*L+h*N+p*z,r[13]=l*S+u*C+h*O+p*R,r[2]=d*_+f*T+m*P+g*D,r[6]=d*w+f*A+m*E+g*I,r[10]=d*M+f*L+m*N+g*z,r[14]=d*S+f*C+m*O+g*R,r[3]=v*_+y*T+x*P+b*D,r[7]=v*w+y*A+x*E+b*I,r[11]=v*M+y*L+x*N+b*z,r[15]=v*S+y*C+x*O+b*R,this},multiplyScalar:function(t){var 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},applyToBufferAttribute:function(t){for(var e=0,n=t.count;e<n;e++)uc.x=t.getX(e),uc.y=t.getY(e),uc.z=t.getZ(e),uc.applyMatrix4(this),t.setXYZ(e,uc.x,uc.y,uc.z);return t},determinant:function(){var t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],o=t[1],a=t[5],s=t[9],c=t[13],l=t[2],u=t[6],h=t[10],p=t[14];return t[3]*(+r*s*u-i*c*u-r*a*h+n*c*h+i*a*p-n*s*p)+t[7]*(+e*s*p-e*c*h+r*o*h-i*o*p+i*c*l-r*s*l)+t[11]*(+e*c*u-e*a*p-r*o*u+n*o*p+r*a*l-n*c*l)+t[15]*(-i*a*l-e*s*u+e*a*h+i*o*u-n*o*h+n*s*l)},transpose:function(){var t=this.elements,e=t[1];return 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:function(t,e,n){var i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this},getInverse:function(t,e){var n,i=this.elements,r=t.elements,o=r[0],a=r[1],s=r[2],c=r[3],l=r[4],u=r[5],h=r[6],p=r[7],d=r[8],f=r[9],m=r[10],g=r[11],v=r[12],y=r[13],x=r[14],b=r[15],_=f*x*p-y*m*p+y*h*g-u*x*g-f*h*b+u*m*b,w=v*m*p-d*x*p-v*h*g+l*x*g+d*h*b-l*m*b,M=d*y*p-v*f*p+v*u*g-l*y*g-d*u*b+l*f*b,S=v*f*h-d*y*h-v*u*m+l*y*m+d*u*x-l*f*x,T=o*_+a*w+s*M+c*S;if(0===T){if(1==e)throw Error("THREE.Matrix4: .getInverse() can't invert matrix, determinant is 0");return this.identity()}return n=1/T,i[0]=_*n,i[1]=(y*m*c-f*x*c-y*s*g+a*x*g+f*s*b-a*m*b)*n,i[2]=(u*x*c-y*h*c+y*s*p-a*x*p-u*s*b+a*h*b)*n,i[3]=(f*h*c-u*m*c-f*s*p+a*m*p+u*s*g-a*h*g)*n,i[4]=w*n,i[5]=(d*x*c-v*m*c+v*s*g-o*x*g-d*s*b+o*m*b)*n,i[6]=(v*h*c-l*x*c-v*s*p+o*x*p+l*s*b-o*h*b)*n,i[7]=(l*m*c-d*h*c+d*s*p-o*m*p-l*s*g+o*h*g)*n,i[8]=M*n,i[9]=(v*f*c-d*y*c-v*a*g+o*y*g+d*a*b-o*f*b)*n,i[10]=(l*y*c-v*u*c+v*a*p-o*y*p-l*a*b+o*u*b)*n,i[11]=(d*u*c-l*f*c-d*a*p+o*f*p+l*a*g-o*u*g)*n,i[12]=S*n,i[13]=(d*y*s-v*f*s+v*a*m-o*y*m-d*a*x+o*f*x)*n,i[14]=(v*u*s-l*y*s-v*a*h+o*y*h+l*a*x-o*u*x)*n,i[15]=(l*f*s-d*u*s+d*a*h-o*f*h-l*a*m+o*u*m)*n,this},scale:function(t){var e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))},makeTranslation:function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},makeRotationX:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},makeRotationY:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},makeRotationZ:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){var n=Math.cos(e),i=Math.sin(e),r=1-n,o=t.x,a=t.y,s=t.z,c=r*o,l=r*a;return this.set(c*o+n,c*a-i*s,c*s+i*a,0,c*a+i*s,l*a+n,l*s-i*o,0,c*s-i*a,l*s+i*o,r*s*s+n,0,0,0,0,1),this},makeScale:function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,n){var i=this.elements,r=e._x,o=e._y,a=e._z,s=e._w,c=r+r,l=o+o,u=a+a,h=r*c,p=r*l,d=r*u,f=o*l,m=o*u,g=a*u,v=s*c,y=s*l,x=s*u,b=n.x,_=n.y,w=n.z;return i[0]=(1-(f+g))*b,i[1]=(p+x)*b,i[2]=(d-y)*b,i[3]=0,i[4]=(p-x)*_,i[5]=(1-(h+g))*_,i[6]=(m+v)*_,i[7]=0,i[8]=(d+y)*w,i[9]=(m-v)*w,i[10]=(1-(h+f))*w,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this},decompose:function(t,e,n){var i,r,o,a=this.elements,s=uc.set(a[0],a[1],a[2]).length(),c=uc.set(a[4],a[5],a[6]).length(),l=uc.set(a[8],a[9],a[10]).length();return this.determinant()<0&&(s=-s),t.x=a[12],t.y=a[13],t.z=a[14],hc.copy(this),i=1/s,r=1/c,o=1/l,hc.elements[0]*=i,hc.elements[1]*=i,hc.elements[2]*=i,hc.elements[4]*=r,hc.elements[5]*=r,hc.elements[6]*=r,hc.elements[8]*=o,hc.elements[9]*=o,hc.elements[10]*=o,e.setFromRotationMatrix(hc),n.x=s,n.y=c,n.z=l,this},makePerspective:function(t,e,n,i,r,o){var a,s,c,l,u,h,p;return s=2*r/(e-t),c=2*r/(n-i),l=(e+t)/(e-t),u=(n+i)/(n-i),h=-(o+r)/(o-r),p=-2*o*r/(o-r),(a=this.elements)[0]=s,a[4]=0,a[8]=l,a[12]=0,a[1]=0,a[5]=c,a[9]=u,a[13]=0,a[2]=0,a[6]=0,a[10]=h,a[14]=p,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this},makeOrthographic:function(t,e,n,i,r,o){var a=this.elements,s=1/(e-t),c=1/(n-i),l=1/(o-r),u=(e+t)*s,h=(n+i)*c,p=(o+r)*l;return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-u,a[1]=0,a[5]=2*c,a[9]=0,a[13]=-h,a[2]=0,a[6]=0,a[10]=-2*l,a[14]=-p,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this},equals:function(t){var e,n=this.elements,i=t.elements;for(e=0;e<16;e++)if(n[e]!==i[e])return 0;return 1},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}),vc=new l,yc=new n,u.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],u.DefaultOrder="XYZ",Object.defineProperties(u.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this._onChangeCallback()}}}),Object.assign(u.prototype,{isEuler:1,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){var i=ic.clamp,r=t.elements,o=r[0],a=r[4],s=r[8],c=r[1],l=r[5],u=r[9],h=r[2],p=r[6],d=r[10];return"XYZ"===(e=e||this._order)?(this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-a,o)):(this._x=Math.atan2(p,l),this._z=0)):"YXZ"===e?(this._x=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-h,o),this._z=0)):"ZXY"===e?(this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(c,o))):"ZYX"===e?(this._y=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-a,l))):"YZX"===e?(this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-h,o)):(this._x=0,this._y=Math.atan2(s,d))):"XZY"===e&&(this._z=Math.asin(-i(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(p,l),this._y=Math.atan2(s,o)):(this._x=Math.atan2(-u,d),this._y=0)),this._order=e,0!=n&&this._onChangeCallback(),this},setFromQuaternion:function(t,e,n){return vc.makeRotationFromQuaternion(t),this.setFromRotationMatrix(vc,e,n)},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(t){return yc.setFromEuler(this),this.setFromQuaternion(yc,t)},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(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:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new i(this._x,this._y,this._z)},_onChange:function(t){return this._onChangeCallback=t,this},_onChangeCallback:function(){}}),Object.assign(h.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},enableAll:function(){this.mask=-1},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},disableAll:function(){this.mask=0},test:function(t){return 0!=(this.mask&t.mask)}}),xc=0,bc=new i,_c=new n,wc=new l,Mc=new i,Sc=new i,Tc=new i,Ac=new n,Lc=new i(1,0,0),Cc=new i(0,1,0),Pc=new i(0,0,1),Ec={type:"added"},Nc={type:"removed"},p.DefaultUp=new i(0,1,0),p.DefaultMatrixAutoUpdate=1,p.prototype=Object.assign(Object.create(t.prototype),{constructor:p,isObject3D:1,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,1)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return _c.setFromAxisAngle(t,e),this.quaternion.multiply(_c),this},rotateOnWorldAxis:function(t,e){return _c.setFromAxisAngle(t,e),this.quaternion.premultiply(_c),this},rotateX:function(t){return this.rotateOnAxis(Lc,t)},rotateY:function(t){return this.rotateOnAxis(Cc,t)},rotateZ:function(t){return this.rotateOnAxis(Pc,t)},translateOnAxis:function(t,e){return bc.copy(t).applyQuaternion(this.quaternion),this.position.add(bc.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(Lc,t)},translateY:function(t){return this.translateOnAxis(Cc,t)},translateZ:function(t){return this.translateOnAxis(Pc,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(wc.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?Mc.copy(t):Mc.set(t,e,n);var i=this.parent;this.updateWorldMatrix(1,0),Sc.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?wc.lookAt(Sc,Mc,this.up):wc.lookAt(Mc,Sc,this.up),this.quaternion.setFromRotationMatrix(wc),i&&(wc.extractRotation(i.matrixWorld),_c.setFromRotationMatrix(wc),this.quaternion.premultiply(_c.inverse()))},add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?this:(t&&t.isObject3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(Ec)),this)},remove:function(t){var e,n;if(arguments.length>1){for(e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}return-1!==(n=this.children.indexOf(t))&&(t.parent=null,this.children.splice(n,1),t.dispatchEvent(Nc)),this},attach:function(t){return this.updateWorldMatrix(1,0),wc.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(1,0),wc.multiply(t.parent.matrixWorld)),t.applyMatrix(wc),t.updateWorldMatrix(0,0),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){var n,i,r;if(this[t]===e)return this;for(n=0,i=this.children.length;n<i;n++)if(void 0!==(r=this.children[n].getObjectByProperty(t,e)))return r},getWorldPosition:function(t){return void 0===t&&(t=new i),this.updateMatrixWorld(1),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(t=new n),this.updateMatrixWorld(1),this.matrixWorld.decompose(Sc,t,Tc),t},getWorldScale:function(t){return void 0===t&&(t=new i),this.updateMatrixWorld(1),this.matrixWorld.decompose(Sc,Ac,t),t},getWorldDirection:function(t){void 0===t&&(t=new i),this.updateMatrixWorld(1);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){var e,n,i;for(t(this),n=0,i=(e=this.children).length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){var e,n,i;if(0!=this.visible)for(t(this),n=0,i=(e=this.children).length;n<i;n++)e[n].traverseVisible(t)},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=1},updateMatrixWorld:function(t){var e,n,i;for(this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=0,t=1),n=0,i=(e=this.children).length;n<i;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var n,i,r,o=this.parent;if(1==t&&null!==o&&o.updateWorldMatrix(1,0),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),1==e)for(i=0,r=(n=this.children).length;i<r;i++)n[i].updateWorldMatrix(0,1)},toJSON:function(t){function e(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}function n(t){var e,n,i=[];for(e in t)delete(n=t[e]).metadata,i.push(n);return i}var i,r,o,a,s,c,l,u,h,p,d,f=void 0===t||"string"==typeof t,m={};if(f&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},m.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"}),(i={}).uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),1==this.castShadow&&(i.castShadow=1),1==this.receiveShadow&&(i.receiveShadow=1),0==this.visible&&(i.visible=0),0==this.frustumCulled&&(i.frustumCulled=0),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),0==this.matrixAutoUpdate&&(i.matrixAutoUpdate=0),this.isMesh&&this.drawMode!==ks&&(i.drawMode=this.drawMode),(this.isMesh||this.isLine||this.isPoints)&&(i.geometry=e(t.geometries,this.geometry),void 0!==(r=this.geometry.parameters)&&void 0!==r.shapes))if(o=r.shapes,Array.isArray(o))for(a=0,s=o.length;a<s;a++)c=o[a],e(t.shapes,c);else e(t.shapes,o);if(void 0!==this.material)if(Array.isArray(this.material)){for(l=[],a=0,s=this.material.length;a<s;a++)l.push(e(t.materials,this.material[a]));i.material=l}else i.material=e(t.materials,this.material);if(this.children.length>0)for(i.children=[],a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(t).object);return f&&(u=n(t.geometries),h=n(t.materials),p=n(t.textures),d=n(t.images),o=n(t.shapes),u.length>0&&(m.geometries=u),h.length>0&&(m.materials=h),p.length>0&&(m.textures=p),d.length>0&&(m.images=d),o.length>0&&(m.shapes=o)),m.object=i,m},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){var n,i;if(void 0===e&&(e=1),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),1==e)for(n=0;n<t.children.length;n++)i=t.children[n],this.add(i.clone());return this}}),d.prototype=Object.assign(Object.create(p.prototype),{constructor:d,isScene:1,copy:function(t,e){return p.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Oc=[new i,new i,new i,new i,new i,new i,new i,new i],Dc=new i,Ic=new i,zc=new i,Rc=new i,Fc=new i,kc=new i,Bc=new i,Uc=new i,jc=new i,Vc=new i,Gc=new i,Object.assign(f.prototype,{isBox3:1,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){var e,n,i,r,o,a=1/0,s=1/0,c=1/0,l=-1/0,u=-1/0,h=-1/0;for(e=0,n=t.length;e<n;e+=3)(i=t[e])<a&&(a=i),(r=t[e+1])<s&&(s=r),(o=t[e+2])<c&&(c=o),i>l&&(l=i),r>u&&(u=r),o>h&&(h=o);return this.min.set(a,s,c),this.max.set(l,u,h),this},setFromBufferAttribute:function(t){var e,n,i,r,o,a=1/0,s=1/0,c=1/0,l=-1/0,u=-1/0,h=-1/0;for(e=0,n=t.count;e<n;e++)(i=t.getX(e))<a&&(a=i),(r=t.getY(e))<s&&(s=r),(o=t.getZ(e))<c&&(c=o),i>l&&(l=i),r>u&&(u=r),o>h&&(h=o);return this.min.set(a,s,c),this.max.set(l,u,h),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=Dc.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){return void 0===t&&(t=new i),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(t=new i),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(t){var e,n,i,r,o,a;if(t.updateWorldMatrix(0,0),void 0!==(i=t.geometry))if(i.isGeometry)for(e=0,n=(r=i.vertices).length;e<n;e++)Dc.copy(r[e]),Dc.applyMatrix4(t.matrixWorld),this.expandByPoint(Dc);else if(i.isBufferGeometry&&void 0!==(o=i.attributes.position))for(e=0,n=o.count;e<n;e++)Dc.fromBufferAttribute(o,e).applyMatrix4(t.matrixWorld),this.expandByPoint(Dc);for(e=0,n=(a=t.children).length;e<n;e++)this.expandByObject(a[e]);return this},containsPoint:function(t){return t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z?0:1},containsBox:function(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:function(t,e){return void 0===e&&(e=new i),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:function(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?0:1},intersectsSphere:function(t){return this.clampPoint(t.center,Dc),Dc.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant},intersectsTriangle:function(t){if(this.isEmpty())return 0;this.getCenter(Uc),jc.subVectors(this.max,Uc),Ic.subVectors(t.a,Uc),zc.subVectors(t.b,Uc),Rc.subVectors(t.c,Uc),Fc.subVectors(zc,Ic),kc.subVectors(Rc,zc),Bc.subVectors(Ic,Rc);var e=[0,-Fc.z,Fc.y,0,-kc.z,kc.y,0,-Bc.z,Bc.y,Fc.z,0,-Fc.x,kc.z,0,-kc.x,Bc.z,0,-Bc.x,-Fc.y,Fc.x,0,-kc.y,kc.x,0,-Bc.y,Bc.x,0];return m(e,Ic,zc,Rc,jc)&&m(e=[1,0,0,0,1,0,0,0,1],Ic,zc,Rc,jc)?(Vc.crossVectors(Fc,kc),m(e=[Vc.x,Vc.y,Vc.z],Ic,zc,Rc,jc)):0},clampPoint:function(t,e){return void 0===e&&(e=new i),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return 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n=this.center.distanceToSquared(t);return void 0===e&&(e=new i),e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},getBoundingBox:function(t){return void 0===t&&(t=new f),t.set(this.center,this.center),t.expandByScalar(this.radius),t},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Hc=new i,qc=new i,Xc=new i,Yc=new i,Zc=new i,Jc=new i,$c=new i,Object.assign(v.prototype,{set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){return void 0===e&&(e=new i),e.copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){return 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t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}),cl={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},ll={h:0,s:0,l:0},ul={h:0,s:0,l:0},Object.assign(x.prototype,{isColor:1,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(t,e,n){var i,r;return t=ic.euclideanModulo(t,1),e=ic.clamp(e,0,1),n=ic.clamp(n,0,1),0===e?this.r=this.g=this.b=n:(r=2*n-(i=n<=.5?n*(1+e):n+e-n*e),this.r=b(r,i,t+1/3),this.g=b(r,i,t),this.b=b(r,i,t-1/3)),this},setStyle:function(t){var e,n,i,r,o,a,s,c,l;if(e=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t))switch(i=e[1],r=e[2],i){case"rgb":case"rgba":if(n=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(n[1],10))/255,this.g=Math.min(255,parseInt(n[2],10))/255,this.b=Math.min(255,parseInt(n[3],10))/255,n[5],this;if(n=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(n[1],10))/100,this.g=Math.min(100,parseInt(n[2],10))/100,this.b=Math.min(100,parseInt(n[3],10))/100,n[5],this;break;case"hsl":case"hsla":if(n=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(r))return o=parseFloat(n[1])/360,a=parseInt(n[2],10)/100,s=parseInt(n[3],10)/100,n[5],this.setHSL(o,a,s)}else if(e=/^\#([A-Fa-f0-9]+)$/.exec(t)){if(3===(l=(c=e[1]).length))return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===l)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return t&&t.length>0&&void 0!==(c=cl[t])&&this.setHex(c),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(t){return this.r=t.r,this.g=t.g,this.b=t.b,this},copyGammaToLinear:function(t,e){return void 0===e&&(e=2),this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this},copyLinearToGamma:function(t,e){void 0===e&&(e=2);var n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this},convertGammaToLinear:function(t){return this.copyGammaToLinear(this,t),this},convertLinearToGamma:function(t){return this.copyLinearToGamma(this,t),this},copySRGBToLinear:function(t){return this.r=_(t.r),this.g=_(t.g),this.b=_(t.b),this},copyLinearToSRGB:function(t){return this.r=w(t.r),this.g=w(t.g),this.b=w(t.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(t){var e,n,i,r,o,a,s,c,l;if(void 0===t&&(t={h:0,s:0,l:0}),e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),c=((o=Math.min(e,n,i))+r)/2,o===r)a=0,s=0;else{switch(l=r-o,s=c<=.5?l/(r+o):l/(2-r-o),r){case e:a=(n-i)/l+(n<i?6:0);break;case n:a=(i-e)/l+2;break;case i:a=(e-n)/l+4}a/=6}return t.h=a,t.s=s,t.l=c,t},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(t,e,n){return this.getHSL(ll),ll.h+=t,ll.s+=e,ll.l+=n,this.setHSL(ll.h,ll.s,ll.l),this},add:function(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this},addColors:function(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this},addScalar:function(t){return this.r+=t,this.g+=t,this.b+=t,this},sub:function(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this},multiply:function(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this},multiplyScalar:function(t){return this.r*=t,this.g*=t,this.b*=t,this},lerp:function(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this},lerpHSL:function(t,e){var n,i,r;return this.getHSL(ll),t.getHSL(ul),n=ic.lerp(ll.h,ul.h,e),i=ic.lerp(ll.s,ul.s,e),r=ic.lerp(ll.l,ul.l,e),this.setHSL(n,i,r),this},equals:function(t){return t.r===this.r&&t.g===this.g&&t.b===this.b},fromArray:function(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t},toJSON:function(){return this.getHex()}}),Object.assign(M.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n;for(this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex,e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(e=0,n=t.vertexColors.length;e<n;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}}),hl=0,S.prototype=Object.assign(Object.create(t.prototype),{constructor:S,isMaterial:1,onBeforeCompile:function(){},setValues:function(t){var e,n,i;if(void 0!==t)for(e in t)void 0!==(n=t[e])&&("shading"!==e?void 0!==(i=this[e])&&(i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n):this.flatShading=1===n?1:0)},toJSON:function(t){function e(t){var e,n,i=[];for(e in t)delete(n=t[e]).metadata,i.push(n);return i}var n,i,r,o=void 0===t||"string"==typeof t;return o&&(t={textures:{},images:{}}),(n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}}).uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==Xo&&(n.blending=this.blending),1==this.flatShading&&(n.flatShading=this.flatShading),this.side!==Uo&&(n.side=this.side),this.vertexColors!==Go&&(n.vertexColors=this.vertexColors),this.opacity<1&&(n.opacity=this.opacity),1==this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),1==this.polygonOffset&&(n.polygonOffset=1),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),1==this.dithering&&(n.dithering=1),this.alphaTest>0&&(n.alphaTest=this.alphaTest),1==this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),1==this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),1==this.morphTargets&&(n.morphTargets=1),1==this.morphNormals&&(n.morphNormals=1),1==this.skinning&&(n.skinning=1),0==this.visible&&(n.visible=0),0==this.toneMapped&&(n.toneMapped=0),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),o&&(i=e(t.textures),r=e(t.images),i.length>0&&(n.textures=i),r.length>0&&(n.images=r)),n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n,i,r;if(this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWrite=t.stencilWrite,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.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection,n=null,null!==(e=t.clippingPlanes))for(i=e.length,n=Array(i),r=0;r!==i;++r)n[r]=e[r].clone();return this.clippingPlanes=n,this.shadowSide=t.shadowSide,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),T.prototype=Object.create(S.prototype),T.prototype.constructor=T,T.prototype.isMeshBasicMaterial=1,T.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this},Object.defineProperty(A.prototype,"needsUpdate",{set:function(t){1==t&&this.version++}}),Object.assign(A.prototype,{isBufferAttribute:1,onUploadCallback:function(){},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.dynamic=t.dynamic,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){var e,n,i,r=this.array,o=0;for(e=0,n=t.length;e<n;e++)void 0===(i=t[e])&&(i=new x),r[o++]=i.r,r[o++]=i.g,r[o++]=i.b;return this},copyVector2sArray:function(t){var n,i,r,o=this.array,a=0;for(n=0,i=t.length;n<i;n++)void 0===(r=t[n])&&(r=new e),o[a++]=r.x,o[a++]=r.y;return this},copyVector3sArray:function(t){var e,n,r,o=this.array,a=0;for(e=0,n=t.length;e<n;e++)void 0===(r=t[e])&&(r=new i),o[a++]=r.x,o[a++]=r.y,o[a++]=r.z;return this},copyVector4sArray:function(t){var e,n,i,r=this.array,o=0;for(e=0,n=t.length;e<n;e++)void 0===(i=t[e])&&(i=new a),r[o++]=i.x,r[o++]=i.y,r[o++]=i.z,r[o++]=i.w;return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),L.prototype=Object.create(A.prototype),L.prototype.constructor=L,C.prototype=Object.create(A.prototype),C.prototype.constructor=C,P.prototype=Object.create(A.prototype),P.prototype.constructor=P,E.prototype=Object.create(A.prototype),E.prototype.constructor=E,N.prototype=Object.create(A.prototype),N.prototype.constructor=N,O.prototype=Object.create(A.prototype),O.prototype.constructor=O,D.prototype=Object.create(A.prototype),D.prototype.constructor=D,I.prototype=Object.create(A.prototype),I.prototype.constructor=I,z.prototype=Object.create(A.prototype),z.prototype.constructor=z,Object.assign(R.prototype,{computeGroups:function(t){var e,n,i,r=[],o=void 0,a=t.faces;for(n=0;n<a.length;n++)(i=a[n]).materialIndex!==o&&(o=i.materialIndex,void 0!==e&&(e.count=3*n-e.start,r.push(e)),e={start:3*n,materialIndex:o});void 0!==e&&(e.count=3*n-e.start,r.push(e)),this.groups=r},fromGeometry:function(t){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b=t.faces,_=t.vertices,w=t.faceVertexUvs,M=w[0]&&w[0].length>0,S=w[1]&&w[1].length>0,T=t.morphTargets,A=T.length;if(A>0){for(n=[],i=0;i<A;i++)n[i]={name:T[i].name,data:[]};this.morphTargets.position=n}if((o=(r=t.morphNormals).length)>0){for(a=[],i=0;i<o;i++)a[i]={name:r[i].name,data:[]};this.morphTargets.normal=a}for(s=t.skinIndices,c=t.skinWeights,l=s.length===_.length,u=c.length===_.length,_.length>0&&b.length,i=0;i<b.length;i++){for(h=b[i],this.vertices.push(_[h.a],_[h.b],_[h.c]),3===(p=h.vertexNormals).length?this.normals.push(p[0],p[1],p[2]):(d=h.normal,this.normals.push(d,d,d)),3===(f=h.vertexColors).length?this.colors.push(f[0],f[1],f[2]):(m=h.color,this.colors.push(m,m,m)),1==M&&(void 0!==(g=w[0][i])?this.uvs.push(g[0],g[1],g[2]):this.uvs.push(new e,new e,new e)),1==S&&(void 0!==(g=w[1][i])?this.uvs2.push(g[0],g[1],g[2]):this.uvs2.push(new e,new e,new e)),v=0;v<A;v++)y=T[v].vertices,n[v].data.push(y[h.a],y[h.b],y[h.c]);for(v=0;v<o;v++)x=r[v].vertexNormals[i],a[v].data.push(x.a,x.b,x.c);l&&this.skinIndices.push(s[h.a],s[h.b],s[h.c]),u&&this.skinWeights.push(c[h.a],c[h.b],c[h.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this}}),pl=1,dl=new l,fl=new p,ml=new i,gl=new f,vl=new f,yl=new i,k.prototype=Object.assign(Object.create(t.prototype),{constructor:k,isBufferGeometry:1,getIndex:function(){return this.index},setIndex:function(t){this.index=Array.isArray(t)?new(F(t)>65535?D:N)(t,1):t},addAttribute:function(t,e,n){return e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(this.setIndex(e),this):this.setAttribute(t,e):this.addAttribute(t,new A(e,n))},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e,n,i=this.attributes.position;return void 0!==i&&(t.applyToBufferAttribute(i),i.needsUpdate=1),void 0!==(e=this.attributes.normal)&&((new r).getNormalMatrix(t).applyToBufferAttribute(e),e.needsUpdate=1),void 0!==(n=this.attributes.tangent)&&((new r).getNormalMatrix(t).applyToBufferAttribute(n),n.needsUpdate=1),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return dl.makeRotationX(t),this.applyMatrix(dl),this},rotateY:function(t){return dl.makeRotationY(t),this.applyMatrix(dl),this},rotateZ:function(t){return dl.makeRotationZ(t),this.applyMatrix(dl),this},translate:function(t,e,n){return dl.makeTranslation(t,e,n),this.applyMatrix(dl),this},scale:function(t,e,n){return dl.makeScale(t,e,n),this.applyMatrix(dl),this},lookAt:function(t){return fl.lookAt(t),fl.updateMatrix(),this.applyMatrix(fl.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ml).negate(),this.translate(ml.x,ml.y,ml.z),this},setFromObject:function(t){var e,n,i,r=t.geometry;return t.isPoints||t.isLine?(e=new I(3*r.vertices.length,3),n=new I(3*r.colors.length,3),this.addAttribute("position",e.copyVector3sArray(r.vertices)),this.addAttribute("color",n.copyColorsArray(r.colors)),r.lineDistances&&r.lineDistances.length===r.vertices.length&&(i=new I(r.lineDistances.length,1),this.addAttribute("lineDistance",i.copyArray(r.lineDistances))),null!==r.boundingSphere&&(this.boundingSphere=r.boundingSphere.clone()),null!==r.boundingBox&&(this.boundingBox=r.boundingBox.clone())):t.isMesh&&r&&r.isGeometry&&this.fromGeometry(r),this},setFromPoints:function(t){var e,n,i,r=[];for(e=0,n=t.length;e<n;e++)i=t[e],r.push(i.x,i.y,i.z||0);return this.addAttribute("position",new I(r,3)),this},updateFromObject:function(t){var e,n,i=t.geometry;if(t.isMesh){if(e=i.__directGeometry,1==i.elementsNeedUpdate&&(e=void 0,i.elementsNeedUpdate=0),void 0===e)return this.fromGeometry(i);e.verticesNeedUpdate=i.verticesNeedUpdate,e.normalsNeedUpdate=i.normalsNeedUpdate,e.colorsNeedUpdate=i.colorsNeedUpdate,e.uvsNeedUpdate=i.uvsNeedUpdate,e.groupsNeedUpdate=i.groupsNeedUpdate,i.verticesNeedUpdate=0,i.normalsNeedUpdate=0,i.colorsNeedUpdate=0,i.uvsNeedUpdate=0,i.groupsNeedUpdate=0,i=e}return 1==i.verticesNeedUpdate&&(void 0!==(n=this.attributes.position)&&(n.copyVector3sArray(i.vertices),n.needsUpdate=1),i.verticesNeedUpdate=0),1==i.normalsNeedUpdate&&(void 0!==(n=this.attributes.normal)&&(n.copyVector3sArray(i.normals),n.needsUpdate=1),i.normalsNeedUpdate=0),1==i.colorsNeedUpdate&&(void 0!==(n=this.attributes.color)&&(n.copyColorsArray(i.colors),n.needsUpdate=1),i.colorsNeedUpdate=0),i.uvsNeedUpdate&&(void 0!==(n=this.attributes.uv)&&(n.copyVector2sArray(i.uvs),n.needsUpdate=1),i.uvsNeedUpdate=0),i.lineDistancesNeedUpdate&&(void 0!==(n=this.attributes.lineDistance)&&(n.copyArray(i.lineDistances),n.needsUpdate=1),i.lineDistancesNeedUpdate=0),i.groupsNeedUpdate&&(i.computeGroups(t.geometry),this.groups=i.groups,i.groupsNeedUpdate=0),this},fromGeometry:function(t){return t.__directGeometry=(new R).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f=new Float32Array(3*t.vertices.length);for(o in this.addAttribute("position",new A(f,3).copyVector3sArray(t.vertices)),t.normals.length>0&&(e=new Float32Array(3*t.normals.length),this.addAttribute("normal",new A(e,3).copyVector3sArray(t.normals))),t.colors.length>0&&(n=new Float32Array(3*t.colors.length),this.addAttribute("color",new A(n,3).copyColorsArray(t.colors))),t.uvs.length>0&&(i=new Float32Array(2*t.uvs.length),this.addAttribute("uv",new A(i,2).copyVector2sArray(t.uvs))),t.uvs2.length>0&&(r=new Float32Array(2*t.uvs2.length),this.addAttribute("uv2",new A(r,2).copyVector2sArray(t.uvs2))),this.groups=t.groups,t.morphTargets){for(a=[],c=0,l=(s=t.morphTargets[o]).length;c<l;c++)(h=new I(3*(u=s[c]).data.length,3)).name=u.name,a.push(h.copyVector3sArray(u.data));this.morphAttributes[o]=a}return t.skinIndices.length>0&&(p=new I(4*t.skinIndices.length,4),this.addAttribute("skinIndex",p.copyVector4sArray(t.skinIndices))),t.skinWeights.length>0&&(d=new I(4*t.skinWeights.length,4),this.addAttribute("skinWeight",d.copyVector4sArray(t.skinWeights))),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){var t,e,n,i,r;if(null===this.boundingBox&&(this.boundingBox=new f),t=this.attributes.position,e=this.morphAttributes.position,void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(n=0,i=e.length;n<i;n++)r=e[n],gl.setFromBufferAttribute(r),this.boundingBox.expandByPoint(gl.min),this.boundingBox.expandByPoint(gl.max)}else this.boundingBox.makeEmpty();isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||this.boundingBox.min.z},computeBoundingSphere:function(){var t,e,n,i,r,o,a,s,c;if(null===this.boundingSphere&&(this.boundingSphere=new g),t=this.attributes.position,e=this.morphAttributes.position,t){if(n=this.boundingSphere.center,gl.setFromBufferAttribute(t),e)for(i=0,r=e.length;i<r;i++)o=e[i],vl.setFromBufferAttribute(o),gl.expandByPoint(vl.min),gl.expandByPoint(vl.max);for(gl.getCenter(n),a=0,i=0,r=t.count;i<r;i++)yl.fromBufferAttribute(t,i),a=Math.max(a,n.distanceToSquared(yl));if(e)for(i=0,r=e.length;i<r;i++)for(s=0,c=(o=e[i]).count;s<c;s++)yl.fromBufferAttribute(o,s),a=Math.max(a,n.distanceToSquared(yl));this.boundingSphere.radius=Math.sqrt(a),this.boundingSphere.radius}},computeFaceNormals:function(){},computeVertexNormals:function(){var t,e,n,r,o,a,s,c,l,u,h,p,d,f,m=this.index,g=this.attributes;if(g.position){if(t=g.position.array,void 0===g.normal)this.addAttribute("normal",new A(new Float32Array(t.length),3));else for(n=0,r=(e=g.normal.array).length;n<r;n++)e[n]=0;if(o=g.normal.array,l=new i,u=new i,h=new i,p=new i,d=new i,m)for(f=m.array,n=0,r=m.count;n<r;n+=3)a=3*f[n+0],s=3*f[n+1],c=3*f[n+2],l.fromArray(t,a),u.fromArray(t,s),h.fromArray(t,c),p.subVectors(h,u),d.subVectors(l,u),p.cross(d),o[a]+=p.x,o[a+1]+=p.y,o[a+2]+=p.z,o[s]+=p.x,o[s+1]+=p.y,o[s+2]+=p.z,o[c]+=p.x,o[c+1]+=p.y,o[c+2]+=p.z;else for(n=0,r=t.length;n<r;n+=9)l.fromArray(t,n),u.fromArray(t,n+3),h.fromArray(t,n+6),p.subVectors(h,u),d.subVectors(l,u),p.cross(d),o[n]=p.x,o[n+1]=p.y,o[n+2]=p.z,o[n+3]=p.x,o[n+4]=p.y,o[n+5]=p.z,o[n+6]=p.x,o[n+7]=p.y,o[n+8]=p.z;this.normalizeNormals(),g.normal.needsUpdate=1}},merge:function(t,e){var n,i,r,o,a,s,c,l,u;if(t&&t.isBufferGeometry){for(i in void 0===e&&(e=0),n=this.attributes)if(void 0!==t.attributes[i])for(r=n[i].array,a=(o=t.attributes[i]).array,s=o.itemSize*e,c=Math.min(a.length,r.length-s),l=0,u=s;l<c;l++,u++)r[u]=a[l];return this}},normalizeNormals:function(){var t,e,n=this.attributes.normal;for(t=0,e=n.count;t<e;t++)yl.x=n.getX(t),yl.y=n.getY(t),yl.z=n.getZ(t),yl.normalize(),n.setXYZ(t,yl.x,yl.y,yl.z)},toNonIndexed:function(){function t(t,e){var n,i,r,o=t.array,a=t.itemSize,s=new o.constructor(e.length*a),c=0,l=0;for(n=0,i=e.length;n<i;n++)for(c=e[n]*a,r=0;r<a;r++)s[l++]=o[c++];return new A(s,a)}var e,n,i,r,o,a,s,c,l,u,h,p,d;if(null===this.index)return this;for(r in e=new k,n=this.index.array,i=this.attributes)o=t(i[r],n),e.addAttribute(r,o);for(r in a=this.morphAttributes){for(s=[],l=0,u=(c=a[r]).length;l<u;l++)o=t(c[l],n),s.push(o);e.morphAttributes[r]=s}for(l=0,p=(h=this.groups).length;l<p;l++)d=h[l],e.addGroup(d.start,d.count,d.materialIndex);return e},toJSON:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d,f={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(f.uuid=this.uuid,f.type=this.type,""!==this.name&&(f.name=this.name),Object.keys(this.userData).length>0&&(f.userData=this.userData),void 0!==this.parameters){for(e in t=this.parameters)void 0!==t[e]&&(f[e]=t[e]);return f}for(e in f.data={attributes:{}},null!==(n=this.index)&&(f.data.index={type:n.array.constructor.name,array:Array.prototype.slice.call(n.array)}),i=this.attributes)o=(r=i[e]).toJSON(),""!==r.name&&(o.name=r.name),f.data.attributes[e]=o;for(e in a={},s=0,this.morphAttributes){for(l=[],u=0,h=(c=this.morphAttributes[e]).length;u<h;u++)o=(r=c[u]).toJSON(),""!==r.name&&(o.name=r.name),l.push(o);l.length>0&&(a[e]=l,s=1)}return s&&(f.data.morphAttributes=a),(p=this.groups).length>0&&(f.data.groups=JSON.parse(JSON.stringify(p))),null!==(d=this.boundingSphere)&&(f.data.boundingSphere={center:d.center.toArray(),radius:d.radius}),f},clone:function(){return(new k).copy(this)},copy:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d;for(e in this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name,null!==(r=t.index)&&this.setIndex(r.clone()),o=t.attributes)a=o[e],this.addAttribute(e,a.clone());for(e in s=t.morphAttributes){for(c=[],n=0,i=(l=s[e]).length;n<i;n++)c.push(l[n].clone());this.morphAttributes[e]=c}for(n=0,i=(u=t.groups).length;n<i;n++)h=u[n],this.addGroup(h.start,h.count,h.materialIndex);return null!==(p=t.boundingBox)&&(this.boundingBox=p.clone()),null!==(d=t.boundingSphere)&&(this.boundingSphere=d.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),xl=new l,bl=new v,_l=new g,wl=new i,Ml=new i,Sl=new i,Tl=new i,Al=new i,Ll=new i,Cl=new i,Pl=new i,El=new i,Nl=new e,Ol=new e,Dl=new e,Il=new i,zl=new i,B.prototype=Object.assign(Object.create(p.prototype),{constructor:B,isMesh:1,setDrawMode:function(t){this.drawMode=t},copy:function(t){return p.prototype.copy.call(this,t),this.drawMode=t.drawMode,void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this},updateMorphTargets:function(){var t,e,n,i,r,o,a,s=this.geometry;if(s.isBufferGeometry){if(i=s.morphAttributes,(r=Object.keys(i)).length>0&&void 0!==(o=i[r[0]]))for(this.morphTargetInfluences=[],this.morphTargetDictionary={},t=0,e=o.length;t<e;t++)n=o[t].name||t+"",this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}else void 0!==(a=s.morphTargets)&&a.length},raycast:function(t,n){var i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,x,b,_,w,M,S,T,A,L,C,P,E,N,O,D,I=this.geometry,z=this.material,R=this.matrixWorld;if(void 0!==z&&(null===I.boundingSphere&&I.computeBoundingSphere(),_l.copy(I.boundingSphere),_l.applyMatrix4(R),0!=t.ray.intersectsSphere(_l)&&(xl.getInverse(R),bl.copy(t.ray).applyMatrix4(xl),null===I.boundingBox||0!=bl.intersectsBox(I.boundingBox))))if(I.isBufferGeometry){if(s=I.index,c=I.attributes.position,l=I.morphAttributes.position,u=I.attributes.uv,h=I.attributes.uv2,p=I.groups,d=I.drawRange,null!==s)if(Array.isArray(z))for(f=0,g=p.length;f<g;f++)for(b=z[(x=p[f]).materialIndex],m=Math.max(x.start,d.start),v=Math.min(x.start+x.count,d.start+d.count);m<v;m+=3)r=s.getX(m),o=s.getX(m+1),a=s.getX(m+2),(i=j(this,b,t,bl,c,l,u,h,r,o,a))&&(i.faceIndex=Math.floor(m/3),i.face.materialIndex=x.materialIndex,n.push(i));else for(f=Math.max(0,d.start),g=Math.min(s.count,d.start+d.count);f<g;f+=3)r=s.getX(f),o=s.getX(f+1),a=s.getX(f+2),(i=j(this,z,t,bl,c,l,u,h,r,o,a))&&(i.faceIndex=Math.floor(f/3),n.push(i));else if(void 0!==c)if(Array.isArray(z))for(f=0,g=p.length;f<g;f++)for(b=z[(x=p[f]).materialIndex],m=Math.max(x.start,d.start),v=Math.min(x.start+x.count,d.start+d.count);m<v;m+=3)(i=j(this,b,t,bl,c,l,u,h,r=m,o=m+1,a=m+2))&&(i.faceIndex=Math.floor(m/3),i.face.materialIndex=x.materialIndex,n.push(i));else for(f=Math.max(0,d.start),g=Math.min(c.count,d.start+d.count);f<g;f+=3)(i=j(this,z,t,bl,c,l,u,h,r=f,o=f+1,a=f+2))&&(i.faceIndex=Math.floor(f/3),n.push(i))}else if(I.isGeometry)for(S=Array.isArray(z),T=I.vertices,A=I.faces,(C=I.faceVertexUvs[0]).length>0&&(L=C),P=0,E=A.length;P<E;P++)N=A[P],void 0!==(O=S?z[N.materialIndex]:z)&&(_=T[N.a],w=T[N.b],M=T[N.c],(i=U(this,O,t,bl,_,w,M,Il))&&(L&&L[P]&&(D=L[P],Nl.copy(D[0]),Ol.copy(D[1]),Dl.copy(D[2]),i.uv=y.getUV(Il,_,w,M,Nl,Ol,Dl,new e)),i.face=N,i.faceIndex=P,n.push(i)))},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Rl=0,Fl=new l,kl=new p,Bl=new i,V.prototype=Object.assign(Object.create(t.prototype),{constructor:V,isGeometry:1,applyMatrix:function(t){var e,n,i,o,a,s=(new r).getNormalMatrix(t);for(e=0,n=this.vertices.length;e<n;e++)this.vertices[e].applyMatrix4(t);for(e=0,n=this.faces.length;e<n;e++)for((i=this.faces[e]).normal.applyMatrix3(s).normalize(),o=0,a=i.vertexNormals.length;o<a;o++)i.vertexNormals[o].applyMatrix3(s).normalize();return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=1,this.normalsNeedUpdate=1,this},rotateX:function(t){return Fl.makeRotationX(t),this.applyMatrix(Fl),this},rotateY:function(t){return Fl.makeRotationY(t),this.applyMatrix(Fl),this},rotateZ:function(t){return Fl.makeRotationZ(t),this.applyMatrix(Fl),this},translate:function(t,e,n){return Fl.makeTranslation(t,e,n),this.applyMatrix(Fl),this},scale:function(t,e,n){return Fl.makeScale(t,e,n),this.applyMatrix(Fl),this},lookAt:function(t){return kl.lookAt(t),kl.updateMatrix(),this.applyMatrix(kl.matrix),this},fromBufferGeometry:function(t){function n(t,n,r,l){var u=void 0===a?[]:[m.colors[t].clone(),m.colors[n].clone(),m.colors[r].clone()],h=new M(t,n,r,void 0===o?[]:[(new i).fromArray(o,3*t),(new i).fromArray(o,3*n),(new i).fromArray(o,3*r)],u,l);m.faces.push(h),void 0!==s&&m.faceVertexUvs[0].push([(new e).fromArray(s,2*t),(new e).fromArray(s,2*n),(new e).fromArray(s,2*r)]),void 0!==c&&m.faceVertexUvs[1].push([(new e).fromArray(c,2*t),(new e).fromArray(c,2*n),(new e).fromArray(c,2*r)])}var r,o,a,s,c,l,u,h,p,d,f,m=this,g=null!==t.index?t.index.array:void 0,v=t.attributes;if(void 0===v.position)return this;for(r=v.position.array,o=void 0!==v.normal?v.normal.array:void 0,a=void 0!==v.color?v.color.array:void 0,s=void 0!==v.uv?v.uv.array:void 0,void 0!==(c=void 0!==v.uv2?v.uv2.array:void 0)&&(this.faceVertexUvs[1]=[]),l=0;l<r.length;l+=3)m.vertices.push((new i).fromArray(r,l)),void 0!==a&&m.colors.push((new x).fromArray(a,l));if((u=t.groups).length>0)for(l=0;l<u.length;l++)for(d=p=(h=u[l]).start,f=p+h.count;d<f;d+=3)void 0!==g?n(g[d],g[d+1],g[d+2],h.materialIndex):n(d,d+1,d+2,h.materialIndex);else if(void 0!==g)for(l=0;l<g.length;l+=3)n(g[l],g[l+1],g[l+2]);else for(l=0;l<r.length/3;l+=3)n(l,l+1,l+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Bl).negate(),this.translate(Bl.x,Bl.y,Bl.z),this},normalize:function(){var t,e,n,i;return this.computeBoundingSphere(),t=this.boundingSphere.center,n=0===(e=this.boundingSphere.radius)?1:1/e,(i=new l).set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix(i),this},computeFaceNormals:function(){var t,e,n,r,o,a,s=new i,c=new i;for(t=0,e=this.faces.length;t<e;t++)n=this.faces[t],r=this.vertices[n.a],o=this.vertices[n.b],a=this.vertices[n.c],s.subVectors(a,o),c.subVectors(r,o),s.cross(c),s.normalize(),n.normal.copy(s)},computeVertexNormals:function(t){var e,n,r,o,a,s,c,l,u,h,p,d;for(void 0===t&&(t=1),s=Array(this.vertices.length),e=0,n=this.vertices.length;e<n;e++)s[e]=new i;if(t)for(h=new i,p=new i,r=0,o=this.faces.length;r<o;r++)a=this.faces[r],c=this.vertices[a.a],l=this.vertices[a.b],u=this.vertices[a.c],h.subVectors(u,l),p.subVectors(c,l),h.cross(p),s[a.a].add(h),s[a.b].add(h),s[a.c].add(h);else for(this.computeFaceNormals(),r=0,o=this.faces.length;r<o;r++)s[(a=this.faces[r]).a].add(a.normal),s[a.b].add(a.normal),s[a.c].add(a.normal);for(e=0,n=this.vertices.length;e<n;e++)s[e].normalize();for(r=0,o=this.faces.length;r<o;r++)3===(d=(a=this.faces[r]).vertexNormals).length?(d[0].copy(s[a.a]),d[1].copy(s[a.b]),d[2].copy(s[a.c])):(d[0]=s[a.a].clone(),d[1]=s[a.b].clone(),d[2]=s[a.c].clone());this.faces.length>0&&(this.normalsNeedUpdate=1)},computeFlatVertexNormals:function(){var t,e,n,i;for(this.computeFaceNormals(),t=0,e=this.faces.length;t<e;t++)3===(i=(n=this.faces[t]).vertexNormals).length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone());this.faces.length>0&&(this.normalsNeedUpdate=1)},computeMorphNormals:function(){var t,e,n,r,o,a,s,c,l,u,h;for(n=0,r=this.faces.length;n<r;n++)for((o=this.faces[n]).__originalFaceNormal?o.__originalFaceNormal.copy(o.normal):o.__originalFaceNormal=o.normal.clone(),o.__originalVertexNormals||(o.__originalVertexNormals=[]),t=0,e=o.vertexNormals.length;t<e;t++)o.__originalVertexNormals[t]?o.__originalVertexNormals[t].copy(o.vertexNormals[t]):o.__originalVertexNormals[t]=o.vertexNormals[t].clone();for((a=new V).faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t])for(this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[],s=this.morphNormals[t].faceNormals,c=this.morphNormals[t].vertexNormals,n=0,r=this.faces.length;n<r;n++)l=new i,u={a:new i,b:new i,c:new i},s.push(l),c.push(u);for(h=this.morphNormals[t],a.vertices=this.morphTargets[t].vertices,a.computeFaceNormals(),a.computeVertexNormals(),n=0,r=this.faces.length;n<r;n++)o=this.faces[n],l=h.faceNormals[n],u=h.vertexNormals[n],l.copy(o.normal),u.a.copy(o.vertexNormals[0]),u.b.copy(o.vertexNormals[1]),u.c.copy(o.vertexNormals[2])}for(n=0,r=this.faces.length;n<r;n++)(o=this.faces[n]).normal=o.__originalFaceNormal,o.vertexNormals=o.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new f),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new g),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){var i,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,S,T,A,L,C;if(t&&t.isGeometry){for(o=this.vertices.length,a=this.vertices,s=t.vertices,c=this.faces,l=t.faces,u=this.colors,h=t.colors,void 0===n&&(n=0),void 0!==e&&(i=(new r).getNormalMatrix(e)),p=0,d=s.length;p<d;p++)f=s[p].clone(),void 0!==e&&f.applyMatrix4(e),a.push(f);for(p=0,d=h.length;p<d;p++)u.push(h[p].clone());for(p=0,d=l.length;p<d;p++){for(x=(m=l[p]).vertexNormals,b=m.vertexColors,(g=new M(m.a+o,m.b+o,m.c+o)).normal.copy(m.normal),void 0!==i&&g.normal.applyMatrix3(i).normalize(),_=0,w=x.length;_<w;_++)v=x[_].clone(),void 0!==i&&v.applyMatrix3(i).normalize(),g.vertexNormals.push(v);for(g.color.copy(m.color),_=0,w=b.length;_<w;_++)y=b[_],g.vertexColors.push(y.clone());g.materialIndex=m.materialIndex+n,c.push(g)}for(p=0,d=t.faceVertexUvs.length;p<d;p++)for(S=t.faceVertexUvs[p],void 0===this.faceVertexUvs[p]&&(this.faceVertexUvs[p]=[]),_=0,w=S.length;_<w;_++){for(A=[],L=0,C=(T=S[_]).length;L<C;L++)A.push(T[L].clone());this.faceVertexUvs[p].push(A)}}},mergeMesh:function(t){t&&t.isMesh&&(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix))},mergeVertices:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p={},d=[],f=[];for(n=0,i=this.vertices.length;n<i;n++)t=this.vertices[n],void 0===p[e=Math.round(1e4*t.x)+"_"+Math.round(1e4*t.y)+"_"+Math.round(1e4*t.z)]?(p[e]=n,d.push(this.vertices[n]),f[n]=d.length-1):f[n]=f[p[e]];for(c=[],n=0,i=this.faces.length;n<i;n++)for((r=this.faces[n]).a=f[r.a],r.b=f[r.b],r.c=f[r.c],o=[r.a,r.b,r.c],l=0;l<3;l++)if(o[l]===o[(l+1)%3]){c.push(n);break}for(n=c.length-1;n>=0;n--)for(u=c[n],this.faces.splice(u,1),a=0,s=this.faceVertexUvs.length;a<s;a++)this.faceVertexUvs[a].splice(u,1);return h=this.vertices.length-d.length,this.vertices=d,h},setFromPoints:function(t){var e,n,r;for(this.vertices=[],e=0,n=t.length;e<n;e++)r=t[e],this.vertices.push(new i(r.x,r.y,r.z||0));return this},sortFacesByMaterialIndex:function(){var t,e,n,i,r,o,a=this.faces,s=a.length;for(t=0;t<s;t++)a[t]._id=t;for(a.sort(function(t,e){return t.materialIndex-e.materialIndex}),e=this.faceVertexUvs[0],n=this.faceVertexUvs[1],e&&e.length===s&&(i=[]),n&&n.length===s&&(r=[]),t=0;t<s;t++)o=a[t]._id,i&&i.push(e[o]),r&&r.push(n[o]);i&&(this.faceVertexUvs[0]=i),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){function t(t,e,n){return n?t|1<<e:t&~(1<<e)}function e(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==h[e]?h[e]:(h[e]=u.length/3,u.push(t.x,t.y,t.z),h[e])}function n(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==d[e]?d[e]:(d[e]=p.length,p.push(t.getHex()),d[e])}function i(t){var e=t.x.toString()+t.y.toString();return void 0!==m[e]?m[e]:(m[e]=f.length/2,f.push(t.x,t.y),m[e])}var r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S,T,A={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(A.uuid=this.uuid,A.type=this.type,""!==this.name&&(A.name=this.name),void 0!==this.parameters){for(o in r=this.parameters)void 0!==r[o]&&(A[o]=r[o]);return A}for(a=[],s=0;s<this.vertices.length;s++)c=this.vertices[s],a.push(c.x,c.y,c.z);for(l=[],u=[],h={},p=[],d={},f=[],m={},s=0;s<this.faces.length;s++)g=this.faces[s],1,0,v=void 0!==this.faceVertexUvs[0][s],y=g.normal.length()>0,x=g.vertexNormals.length>0,b=1!==g.color.r||1!==g.color.g||1!==g.color.b,_=g.vertexColors.length>0,w=t(w=0,0,0),w=t(w,1,1),w=t(w,2,0),w=t(w,3,v),w=t(w,4,y),w=t(w,5,x),w=t(w,6,b),w=t(w,7,_),l.push(w),l.push(g.a,g.b,g.c),l.push(g.materialIndex),v&&(M=this.faceVertexUvs[0][s],l.push(i(M[0]),i(M[1]),i(M[2]))),y&&l.push(e(g.normal)),x&&(S=g.vertexNormals,l.push(e(S[0]),e(S[1]),e(S[2]))),b&&l.push(n(g.color)),_&&(T=g.vertexColors,l.push(n(T[0]),n(T[1]),n(T[2])));return A.data={},A.data.vertices=a,A.data.normals=u,p.length>0&&(A.data.colors=p),f.length>0&&(A.data.uvs=[f]),A.data.faces=l,A},clone:function(){return(new V).copy(this)},copy:function(t){var e,n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S;for(this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name,e=0,n=(s=t.vertices).length;e<n;e++)this.vertices.push(s[e].clone());for(e=0,n=(c=t.colors).length;e<n;e++)this.colors.push(c[e].clone());for(e=0,n=(l=t.faces).length;e<n;e++)this.faces.push(l[e].clone());for(e=0,n=t.faceVertexUvs.length;e<n;e++)for(u=t.faceVertexUvs[e],void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]),i=0,r=u.length;i<r;i++){for(p=[],o=0,a=(h=u[i]).length;o<a;o++)d=h[o],p.push(d.clone());this.faceVertexUvs[e].push(p)}for(e=0,n=(f=t.morphTargets).length;e<n;e++){if((m={}).name=f[e].name,void 0!==f[e].vertices)for(m.vertices=[],i=0,r=f[e].vertices.length;i<r;i++)m.vertices.push(f[e].vertices[i].clone());if(void 0!==f[e].normals)for(m.normals=[],i=0,r=f[e].normals.length;i<r;i++)m.normals.push(f[e].normals[i].clone());this.morphTargets.push(m)}for(e=0,n=(g=t.morphNormals).length;e<n;e++){if(v={},void 0!==g[e].vertexNormals)for(v.vertexNormals=[],i=0,r=g[e].vertexNormals.length;i<r;i++)y=g[e].vertexNormals[i],(x={}).a=y.a.clone(),x.b=y.b.clone(),x.c=y.c.clone(),v.vertexNormals.push(x);if(void 0!==g[e].faceNormals)for(v.faceNormals=[],i=0,r=g[e].faceNormals.length;i<r;i++)v.faceNormals.push(g[e].faceNormals[i].clone());this.morphNormals.push(v)}for(e=0,n=(b=t.skinWeights).length;e<n;e++)this.skinWeights.push(b[e].clone());for(e=0,n=(_=t.skinIndices).length;e<n;e++)this.skinIndices.push(_[e].clone());for(e=0,n=(w=t.lineDistances).length;e<n;e++)this.lineDistances.push(w[e]);return null!==(M=t.boundingBox)&&(this.boundingBox=M.clone()),null!==(S=t.boundingSphere)&&(this.boundingSphere=S.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});class up extends k{constructor(t,e,n,r,o,a){function s(t,e,n,r,o,a,s,m,g,v,y){var x,b,_,w,M,S,T,A,L=a/g,C=s/v,P=a/2,E=s/2,N=m/2,O=g+1,D=v+1,I=0,z=0,R=new i;for(b=0;b<D;b++)for(_=b*C-E,x=0;x<O;x++)w=x*L-P,R[t]=w*r,R[e]=_*o,R[n]=N,u.push(R.x,R.y,R.z),R[t]=0,R[e]=0,R[n]=m>0?1:-1,h.push(R.x,R.y,R.z),p.push(x/g),p.push(1-b/v),I+=1;for(b=0;b<v;b++)for(x=0;x<g;x++)M=d+x+O*b,S=d+x+O*(b+1),T=d+(x+1)+O*(b+1),A=d+(x+1)+O*b,l.push(M,S,A),l.push(S,T,A),z+=6;c.addGroup(f,z,y),f+=z,d+=I}var c,l,u,h,p,d,f;super(),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:o,depthSegments:a},c=this,t=t||1,e=e||1,n=n||1,r=Math.floor(r)||1,o=Math.floor(o)||1,l=[],u=[],h=[],p=[],d=0,f=0,s("z","y","x",-1,-1,n,e,t,a=Math.floor(a)||1,o,0),s("z","y","x",1,-1,n,e,-t,a,o,1),s("x","z","y",1,1,t,n,e,r,a,2),s("x","z","y",1,-1,t,n,-e,r,a,3),s("x","y","z",1,-1,t,e,n,r,o,4),s("x","y","z",-1,-1,t,e,-n,r,o,5),this.setIndex(l),this.addAttribute("position",new I(u,3)),this.addAttribute("normal",new I(h,3)),this.addAttribute("uv",new I(p,2))}}Ul="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",jl="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",H.prototype=Object.create(S.prototype),H.prototype.constructor=H,H.prototype.isShaderMaterial=1,H.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=G(t.uniforms),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},H.prototype.toJSON=function(t){var e,n,i,r,o=S.prototype.toJSON.call(this,t);for(e in o.uniforms={},this.uniforms)(n=this.uniforms[e].value)&&n.isTexture?o.uniforms[e]={type:"t",value:n.toJSON(t).uuid}:n&&n.isColor?o.uniforms[e]={type:"c",value:n.getHex()}:n&&n.isVector2?o.uniforms[e]={type:"v2",value:n.toArray()}:n&&n.isVector3?o.uniforms[e]={type:"v3",value:n.toArray()}:n&&n.isVector4?o.uniforms[e]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?o.uniforms[e]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?o.uniforms[e]={type:"m4",value:n.toArray()}:o.uniforms[e]={value:n};for(r in Object.keys(this.defines).length>0&&(o.defines=this.defines),o.vertexShader=this.vertexShader,o.fragmentShader=this.fragmentShader,i={},this.extensions)1==this.extensions[r]&&(i[r]=1);return Object.keys(i).length>0&&(o.extensions=i),o},q.prototype=Object.assign(Object.create(p.prototype),{constructor:q,isCamera:1,copy:function(t,e){return p.prototype.copy.call(this,t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this},getWorldDirection:function(t){void 0===t&&(t=new i),this.updateMatrixWorld(1);var e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){p.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),X.prototype=Object.assign(Object.create(q.prototype),{constructor:X,isPerspectiveCamera:1,copy:function(t,e){return q.prototype.copy.call(this,t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){var e=.5*this.getFilmHeight()/t;this.fov=2*ic.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*ic.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*ic.RAD2DEG*Math.atan(Math.tan(.5*ic.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,o){this.aspect=t/e,null===this.view&&(this.view={enabled:1,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=1,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=0),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t,e,n,i=this.near,r=i*Math.tan(.5*ic.DEG2RAD*this.fov)/this.zoom,o=2*r,a=this.aspect*o,s=-.5*a,c=this.view;null!==this.view&&this.view.enabled&&(t=c.fullWidth,e=c.fullHeight,s+=c.offsetX*a/t,r-=c.offsetY*o/e,a*=c.width/t,o*=c.height/e),0!==(n=this.filmOffset)&&(s+=i*n/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+a,r,r-o,i,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}),Vl=90,Gl=1,Y.prototype=Object.create(p.prototype),Y.prototype.constructor=Y,Z.prototype=Object.create(s.prototype),Z.prototype.constructor=Z,Z.prototype.isWebGLRenderTargetCube=1,Z.prototype.fromEquirectangularTexture=function(t,e){var n,i,r,o,a;return this.texture.type=e.type,this.texture.format=e.format,this.texture.encoding=e.encoding,n=new d,(r=new H({type:"CubemapFromEquirect",uniforms:G((i={uniforms:{tEquirect:{value:null}},vertexShader:"varying vec3 vWorldDirection;\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",fragmentShader:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}"}).uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:jo,blending:qo})).uniforms.tEquirect.value=e,o=new B(new up(5,5,5),r),n.add(o),(a=new Y(1,10,1)).renderTarget=this,a.renderTarget.texture.name="CubeCameraTexture",a.update(t,n),o.geometry.dispose(),o.material.dispose(),this},J.prototype=Object.create(o.prototype),J.prototype.constructor=J,J.prototype.isDataTexture=1,Wl=new i,Hl=new i,ql=new r,Object.assign($.prototype,{isPlane:1,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(t,e,n){var i=Wl.subVectors(n,e).cross(Hl.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return void 0===e&&(e=new i),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)},intersectLine:function(t,e){var n,r,o;return void 0===e&&(e=new i),n=t.delta(Wl),0===(r=this.normal.dot(n))?0===this.distanceToPoint(t.start)?e.copy(t.start):void 0:(o=-(t.start.dot(this.normal)+this.constant)/r)<0||o>1?void 0:e.copy(n).multiplyScalar(o).add(t.start)},intersectsLine:function(t){var e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return void 0===t&&(t=new i),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(t,e){var n=e||ql.getNormalMatrix(t),i=this.coplanarPoint(Wl).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(t){return this.constant-=t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}}),Xl=new g,Yl=new i,Object.assign(Q.prototype,{set:function(t,e,n,i,r,o){var a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(o),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){var e,n=this.planes;for(e=0;e<6;e++)n[e].copy(t.planes[e]);return this},setFromMatrix:function(t){var e=this.planes,n=t.elements,i=n[0],r=n[1],o=n[2],a=n[3],s=n[4],c=n[5],l=n[6],u=n[7],h=n[8],p=n[9],d=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,u-s,f-h,y-m).normalize(),e[1].setComponents(a+i,u+s,f+h,y+m).normalize(),e[2].setComponents(a+r,u+c,f+p,y+g).normalize(),e[3].setComponents(a-r,u-c,f-p,y-g).normalize(),e[4].setComponents(a-o,u-l,f-d,y-v).normalize(),e[5].setComponents(a+o,u+l,f+d,y+v).normalize(),this},intersectsObject:function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Xl.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Xl)},intersectsSprite:function(t){return Xl.center.set(0,0,0),Xl.radius=.7071067811865476,Xl.applyMatrix4(t.matrixWorld),this.intersectsSphere(Xl)},intersectsSphere:function(t){var e,n=this.planes,i=t.center,r=-t.radius;for(e=0;e<6;e++)if(n[e].distanceToPoint(i)<r)return 0;return 1},intersectsBox:function(t){var e,n,i=this.planes;for(e=0;e<6;e++)if(n=i[e],Yl.x=n.normal.x>0?t.max.x:t.min.x,Yl.y=n.normal.y>0?t.max.y:t.min.y,Yl.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Yl)<0)return 0;return 1},containsPoint:function(t){var e,n=this.planes;for(e=0;e<6;e++)if(n[e].distanceToPoint(t)<0)return 0;return 1}}),Zl={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE  = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS  = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha  = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvarying vec3 vViewPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n  return m[ 2 ][ 3 ] == - 1.0;\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV( sampler2D envMap, vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\ttransformedNormal = mat3( instanceMatrix ) * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = normalMatrix * objectTangent;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t  vec3 reflectVec = reflect( -viewDir, normal );\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t  vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryReflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t\tfloat shadowCameraNear;\n\t\tfloat shadowCameraFar;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = saturate( clearcoat );\tmaterial.clearcoatRoughness = clamp( clearcoatRoughness, 0.04, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( pointLight.shadow, directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( spotLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectLight.color *= all( bvec3( directionalLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\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\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 1.0 ? log2( vFragDepth ) * logDepthBufFC * 0.5 : gl_FragCoord.z;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#ifdef USE_MAP\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform mat3 uvTransform;\n\tuniform sampler2D map;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, normalScale, normalMap );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 normalScale, in sampler2D normalMap ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy *= normalScale;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tbool frontFacing = dot( cross( S, T ), N ) > 0.0;\n\t\t\tmapN.xy *= ( float( frontFacing ) * 2.0 - 1.0 );\n\t\t#else\n\t\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 vTBN = mat3( tangent, bitangent, clearcoatNormal );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = clearcoatNormalScale * mapN.xy;\n\t\tclearcoatNormal = normalize( vTBN * mapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatNormalScale, clearcoatNormalMap );\n\t#endif\n#endif",clearcoat_normalmap_pars_fragment:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 encodeHalfRGBA ( vec2 v ) {\n\tvec4 encoded = vec4( 0.0 );\n\tconst vec2 offset = vec2( 1.0 / 255.0, 0.0 );\n\tencoded.xy = vec2( v.x, fract( v.x * 255.0 ) );\n\tencoded.xy = encoded.xy - ( encoded.yy * offset );\n\tencoded.zw = vec2( v.y, fract( v.y * 255.0 ) );\n\tencoded.zw = encoded.zw - ( encoded.ww * offset );\n\treturn encoded;\n}\nvec2 decodeHalfRGBA( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#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#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 decodeHalfRGBA( 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 texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = ( floor( uv * size - 0.5 ) + 0.5 ) * texelSize;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat 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\tshadow = (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#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#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= all( bvec2( directionalLight.shadow, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= all( bvec2( spotLight.shadow, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= all( bvec2( pointLight.shadow, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#ifdef USE_UV\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"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 = mapTexelToLinear( texColor );\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <fog_fragment>\n}",shadow_vert:"#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}"},Jl={common:{diffuse:{value:new x(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new r},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new e(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new x(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new 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i,Eu=new i,Xe.prototype=Object.assign(Object.create(p.prototype),{constructor:Xe,isLOD:1,copy:function(t){var e,n,i,r;for(p.prototype.copy.call(this,t,0),n=0,i=(e=t.levels).length;n<i;n++)r=e[n],this.addLevel(r.object.clone(),r.distance);return this},addLevel:function(t,e){var n,i;for(void 0===e&&(e=0),e=Math.abs(e),n=this.levels,i=0;i<n.length&&!(e<n[i].distance);i++);return n.splice(i,0,{distance:e,object:t}),this.add(t),this},getObjectForDistance:function(t){var e,n,i=this.levels;for(e=1,n=i.length;e<n&&!(t<i[e].distance);e++);return i[e-1].object},raycast:function(t,e){Pu.setFromMatrixPosition(this.matrixWorld);var n=t.ray.origin.distanceTo(Pu);this.getObjectForDistance(n).raycast(t,e)},update:function(t){var e,n,i,r=this.levels;if(r.length>1){for(Pu.setFromMatrixPosition(t.matrixWorld),Eu.setFromMatrixPosition(this.matrixWorld),e=Pu.distanceTo(Eu),r[0].object.visible=1,n=1,i=r.length;n<i&&e>=r[n].distance;n++)r[n-1].object.visible=0,r[n].object.visible=1;for(;n<i;n++)r[n].object.visible=0}},toJSON:function(t){var e,n,i,r,o=p.prototype.toJSON.call(this,t);for(o.object.levels=[],n=0,i=(e=this.levels).length;n<i;n++)r=e[n],o.object.levels.push({object:r.object.uuid,distance:r.distance});return o}}),Ye.prototype=Object.assign(Object.create(B.prototype),{constructor:Ye,isSkinnedMesh:1,bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(1),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){var t,e,n,i=new a,r=this.geometry.attributes.skinWeight;for(t=0,e=r.count;t<e;t++)i.x=r.getX(t),i.y=r.getY(t),i.z=r.getZ(t),i.w=r.getW(t),(n=1/i.manhattanLength())!=1/0?i.multiplyScalar(n):i.set(1,0,0,0),r.setXYZW(t,i.x,i.y,i.z,i.w)},updateMatrixWorld:function(t){B.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode&&this.bindMatrixInverse.getInverse(this.bindMatrix)},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Nu=new l,Ou=new l,Object.assign(Ze.prototype,{calculateInverses:function(){var t,e,n;for(this.boneInverses=[],t=0,e=this.bones.length;t<e;t++)n=new l,this.bones[t]&&n.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(n)},pose:function(){var t,e,n;for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&t.matrixWorld.getInverse(this.boneInverses[e]);for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&(t.parent&&t.parent.isBone?(t.matrix.getInverse(t.parent.matrixWorld),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))},update:function(){var t,e,n,i=this.bones,r=this.boneInverses,o=this.boneMatrices,a=this.boneTexture;for(t=0,e=i.length;t<e;t++)n=i[t]?i[t].matrixWorld:Ou,Nu.multiplyMatrices(n,r[t]),Nu.toArray(o,16*t);void 0!==a&&(a.needsUpdate=1)},clone:function(){return new Ze(this.bones,this.boneInverses)},getBoneByName:function(t){var e,n,i;for(e=0,n=this.bones.length;e<n;e++)if((i=this.bones[e]).name===t)return i}}),Je.prototype=Object.assign(Object.create(p.prototype),{constructor:Je,isBone:1}),$e.prototype=Object.assign(Object.create(B.prototype),{constructor:$e,isInstancedMesh:1,raycast:function(){},setMatrixAt:function(t,e){e.toArray(this.instanceMatrix.array,16*t)},updateMorphTargets:function(){}}),Qe.prototype=Object.create(S.prototype),Qe.prototype.constructor=Qe,Qe.prototype.isLineBasicMaterial=1,Qe.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this},Du=new i,Iu=new i,zu=new l,Ru=new v,Fu=new g,Ke.prototype=Object.assign(Object.create(p.prototype),{constructor:Ke,isLine:1,computeLineDistances:function(){var t,e,n,i,r,o=this.geometry;if(o.isBufferGeometry){if(null===o.index){for(e=[0],n=1,i=(t=o.attributes.position).count;n<i;n++)Du.fromBufferAttribute(t,n-1),Iu.fromBufferAttribute(t,n),e[n]=e[n-1],e[n]+=Du.distanceTo(Iu);o.addAttribute("lineDistance",new I(e,1))}}else if(o.isGeometry)for(r=o.vertices,(e=o.lineDistances)[0]=0,n=1,i=r.length;n<i;n++)e[n]=e[n-1],e[n]+=r[n-1].distanceTo(r[n]);return this},raycast:function(t,e){var n,r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b=t.linePrecision,_=this.geometry,w=this.matrixWorld;if(null===_.boundingSphere&&_.computeBoundingSphere(),Fu.copy(_.boundingSphere),Fu.applyMatrix4(w),Fu.radius+=b,0!=t.ray.intersectsSphere(Fu))if(zu.getInverse(w),Ru.copy(t.ray).applyMatrix4(zu),r=(n=b/((this.scale.x+this.scale.y+this.scale.z)/3))*n,o=new i,a=new i,s=new i,c=new i,l=this&&this.isLineSegments?2:1,_.isBufferGeometry)if(u=_.index,h=_.attributes.position.array,null!==u)for(d=0,f=(p=u.array).length-1;d<f;d+=l)m=p[d],g=p[d+1],o.fromArray(h,3*m),a.fromArray(h,3*g),Ru.distanceSqToSegment(o,a,c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}));else for(d=0,f=h.length/3-1;d<f;d+=l)o.fromArray(h,3*d),a.fromArray(h,3*d+3),Ru.distanceSqToSegment(o,a,c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}));else if(_.isGeometry)for(x=(y=_.vertices).length,d=0;d<x-1;d+=l)Ru.distanceSqToSegment(y[d],y[d+1],c,s)>r||(c.applyMatrix4(this.matrixWorld),(v=t.ray.origin.distanceTo(c))<t.near||v>t.far||e.push({distance:v,point:s.clone().applyMatrix4(this.matrixWorld),index:d,face:null,faceIndex:null,object:this}))},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),ku=new i,Bu=new i,tn.prototype=Object.assign(Object.create(Ke.prototype),{constructor:tn,isLineSegments:1,computeLineDistances:function(){var t,e,n,i,r,o=this.geometry;if(o.isBufferGeometry){if(null===o.index){for(e=[],n=0,i=(t=o.attributes.position).count;n<i;n+=2)ku.fromBufferAttribute(t,n),Bu.fromBufferAttribute(t,n+1),e[n]=0===n?0:e[n-1],e[n+1]=e[n]+ku.distanceTo(Bu);o.addAttribute("lineDistance",new I(e,1))}}else if(o.isGeometry)for(r=o.vertices,e=o.lineDistances,n=0,i=r.length;n<i;n+=2)ku.copy(r[n]),Bu.copy(r[n+1]),e[n]=0===n?0:e[n-1],e[n+1]=e[n]+ku.distanceTo(Bu);return this}}),en.prototype=Object.assign(Object.create(Ke.prototype),{constructor:en,isLineLoop:1}),nn.prototype=Object.create(S.prototype),nn.prototype.constructor=nn,nn.prototype.isPointsMaterial=1,nn.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.morphTargets=t.morphTargets,this},Uu=new l,ju=new v,Vu=new g,Gu=new i,rn.prototype=Object.assign(Object.create(p.prototype),{constructor:rn,isPoints:1,raycast:function(t,e){var n,i,r,o,a,s,c,l,u,h,p=this.geometry,d=this.matrixWorld,f=t.params.Points.threshold;if(null===p.boundingSphere&&p.computeBoundingSphere(),Vu.copy(p.boundingSphere),Vu.applyMatrix4(d),Vu.radius+=f,0!=t.ray.intersectsSphere(Vu))if(Uu.getInverse(d),ju.copy(t.ray).applyMatrix4(Uu),i=(n=f/((this.scale.x+this.scale.y+this.scale.z)/3))*n,p.isBufferGeometry)if(r=p.index,o=p.attributes.position.array,null!==r)for(s=0,c=(a=r.array).length;s<c;s++)l=a[s],Gu.fromArray(o,3*l),on(Gu,l,i,d,t,e,this);else for(s=0,u=o.length/3;s<u;s++)Gu.fromArray(o,3*s),on(Gu,s,i,d,t,e,this);else for(s=0,u=(h=p.vertices).length;s<u;s++)on(h[s],s,i,d,t,e,this)},updateMorphTargets:function(){var t,e,n,i,r,o,a,s=this.geometry;if(s.isBufferGeometry){if(i=s.morphAttributes,(r=Object.keys(i)).length>0&&void 0!==(o=i[r[0]]))for(this.morphTargetInfluences=[],this.morphTargetDictionary={},t=0,e=o.length;t<e;t++)n=o[t].name||t+"",this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=t}else void 0!==(a=s.morphTargets)&&a.length},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),an.prototype=Object.assign(Object.create(o.prototype),{constructor:an,isVideoTexture:1,update:function(){var t=this.image;t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=1)}}),sn.prototype=Object.create(o.prototype),sn.prototype.constructor=sn,sn.prototype.isCompressedTexture=1,cn.prototype=Object.create(o.prototype),cn.prototype.constructor=cn,cn.prototype.isCanvasTexture=1,ln.prototype=Object.create(o.prototype),ln.prototype.constructor=ln,ln.prototype.isDepthTexture=1,un.prototype=Object.create(k.prototype),un.prototype.constructor=un,hn.prototype=Object.create(V.prototype),hn.prototype.constructor=hn,pn.prototype=Object.create(k.prototype),pn.prototype.constructor=pn,dn.prototype=Object.create(V.prototype),dn.prototype.constructor=dn,fn.prototype=Object.create(k.prototype),fn.prototype.constructor=fn,mn.prototype=Object.create(V.prototype),mn.prototype.constructor=mn,gn.prototype=Object.create(fn.prototype),gn.prototype.constructor=gn,vn.prototype=Object.create(V.prototype),vn.prototype.constructor=vn,yn.prototype=Object.create(fn.prototype),yn.prototype.constructor=yn,xn.prototype=Object.create(V.prototype),xn.prototype.constructor=xn,bn.prototype=Object.create(fn.prototype),bn.prototype.constructor=bn,_n.prototype=Object.create(V.prototype),_n.prototype.constructor=_n,wn.prototype=Object.create(fn.prototype),wn.prototype.constructor=wn,Mn.prototype=Object.create(V.prototype),Mn.prototype.constructor=Mn,Sn.prototype=Object.create(k.prototype),Sn.prototype.constructor=Sn,Sn.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return t.path=this.parameters.path.toJSON(),t},Tn.prototype=Object.create(V.prototype),Tn.prototype.constructor=Tn,An.prototype=Object.create(k.prototype),An.prototype.constructor=An,Ln.prototype=Object.create(V.prototype),Ln.prototype.constructor=Ln,Cn.prototype=Object.create(k.prototype),Cn.prototype.constructor=Cn,Wu=function(t,e,n){var i,r,o,a,s,c,l,u,h,p,d,f;if(n=n||2,a=[],!(o=Pn(t,0,r=(i=e&&e.length)?e[0]*n:t.length,n,1))||o.next===o.prev)return a;if(i&&(o=function(t,e,n,i){var r,o,a,s=[];for(r=0,o=e.length;r<o;r++)(a=Pn(t,e[r]*i,r<o-1?e[r+1]*i:t.length,i,0))===a.next&&(a.steiner=1),s.push(Bn(a));for(s.sort(Rn),r=0;r<s.length;r++)Fn(s[r],n),n=En(n,n.next);return n}(t,e,o,n)),t.length>80*n){for(s=l=t[0],c=u=t[1],f=n;f<r;f+=n)(h=t[f])<s&&(s=h),(p=t[f+1])<c&&(c=p),h>l&&(l=h),p>u&&(u=p);d=0!==(d=Math.max(l-s,u-c))?1/d:0}return Nn(o,a,n,s,c,d),a},Hu={area:function(t){var e,n,i=t.length,r=0;for(e=i-1,n=0;n<i;e=n++)r+=t[e].x*t[n].y-t[n].x*t[e].y;return.5*r},isClockWise:function(t){return Hu.area(t)<0},triangulateShape:function(t,e){var n,i,r,o=[],a=[],s=[];for(Jn(t),$n(o,t),n=t.length,e.forEach(Jn),i=0;i<e.length;i++)a.push(n),n+=e[i].length,$n(o,e[i]);for(r=Wu(o,a),i=0;i<r.length;i+=3)s.push(r.slice(i,i+3));return s}},Qn.prototype=Object.create(V.prototype),Qn.prototype.constructor=Qn,Qn.prototype.toJSON=function(){var t=V.prototype.toJSON.call(this);return ti(this.parameters.shapes,this.parameters.options,t)},Kn.prototype=Object.create(k.prototype),Kn.prototype.constructor=Kn,Kn.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return ti(this.parameters.shapes,this.parameters.options,t)},qu={generateTopUV:function(t,n,i,r,o){var a=n[3*i],s=n[3*i+1],c=n[3*r],l=n[3*r+1],u=n[3*o],h=n[3*o+1];return[new e(a,s),new e(c,l),new e(u,h)]},generateSideWallUV:function(t,n,i,r,o,a){var s=n[3*i],c=n[3*i+1],l=n[3*i+2],u=n[3*r],h=n[3*r+1],p=n[3*r+2],d=n[3*o],f=n[3*o+1],m=n[3*o+2],g=n[3*a],v=n[3*a+1],y=n[3*a+2];return Math.abs(c-h)<.01?[new e(s,1-l),new e(u,1-p),new e(d,1-m),new e(g,1-y)]:[new e(c,1-l),new e(h,1-p),new e(f,1-m),new e(v,1-y)]}},ei.prototype=Object.create(V.prototype),ei.prototype.constructor=ei,ni.prototype=Object.create(Kn.prototype),ni.prototype.constructor=ni,ii.prototype=Object.create(V.prototype),ii.prototype.constructor=ii,ri.prototype=Object.create(k.prototype),ri.prototype.constructor=ri,oi.prototype=Object.create(V.prototype),oi.prototype.constructor=oi,ai.prototype=Object.create(k.prototype),ai.prototype.constructor=ai,si.prototype=Object.create(V.prototype),si.prototype.constructor=si,ci.prototype=Object.create(k.prototype),ci.prototype.constructor=ci,li.prototype=Object.create(V.prototype),li.prototype.constructor=li,li.prototype.toJSON=function(){var t=V.prototype.toJSON.call(this);return hi(this.parameters.shapes,t)},ui.prototype=Object.create(k.prototype),ui.prototype.constructor=ui,ui.prototype.toJSON=function(){var t=k.prototype.toJSON.call(this);return hi(this.parameters.shapes,t)},pi.prototype=Object.create(k.prototype),pi.prototype.constructor=pi,di.prototype=Object.create(V.prototype),di.prototype.constructor=di,fi.prototype=Object.create(k.prototype),fi.prototype.constructor=fi,mi.prototype=Object.create(di.prototype),mi.prototype.constructor=mi,gi.prototype=Object.create(fi.prototype),gi.prototype.constructor=gi,vi.prototype=Object.create(V.prototype),vi.prototype.constructor=vi,yi.prototype=Object.create(k.prototype),yi.prototype.constructor=yi,Xu=Object.freeze({WireframeGeometry:un,ParametricGeometry:hn,ParametricBufferGeometry:pn,TetrahedronGeometry:mn,TetrahedronBufferGeometry:gn,OctahedronGeometry:vn,OctahedronBufferGeometry:yn,IcosahedronGeometry:xn,IcosahedronBufferGeometry:bn,DodecahedronGeometry:_n,DodecahedronBufferGeometry:wn,PolyhedronGeometry:dn,PolyhedronBufferGeometry:fn,TubeGeometry:Mn,TubeBufferGeometry:Sn,TorusKnotGeometry:Tn,TorusKnotBufferGeometry:An,TorusGeometry:Ln,TorusBufferGeometry:Cn,TextGeometry:ei,TextBufferGeometry:ni,SphereGeometry:ii,SphereBufferGeometry:ri,RingGeometry:oi,RingBufferGeometry:ai,PlaneGeometry:et,PlaneBufferGeometry:nt,LatheGeometry:si,LatheBufferGeometry:ci,ShapeGeometry:li,ShapeBufferGeometry:ui,ExtrudeGeometry:Qn,ExtrudeBufferGeometry:Kn,EdgesGeometry:pi,ConeGeometry:mi,ConeBufferGeometry:gi,CylinderGeometry:di,CylinderBufferGeometry:fi,CircleGeometry:vi,CircleBufferGeometry:yi,BoxGeometry:class extends V{constructor(t,e,n,i,r,o){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:o},this.fromBufferGeometry(new up(t,e,n,i,r,o)),this.mergeVertices()}},BoxBufferGeometry:up}),xi.prototype=Object.create(S.prototype),xi.prototype.constructor=xi,xi.prototype.isShadowMaterial=1,xi.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this},bi.prototype=Object.create(H.prototype),bi.prototype.constructor=bi,bi.prototype.isRawShaderMaterial=1,_i.prototype=Object.create(S.prototype),_i.prototype.constructor=_i,_i.prototype.isMeshStandardMaterial=1,_i.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},wi.prototype=Object.create(_i.prototype),wi.prototype.constructor=wi,wi.prototype.isMeshPhysicalMaterial=1,wi.prototype.copy=function(t){return _i.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.reflectivity=t.reflectivity,this.clearcoat=t.clearcoat,this.clearcoatRoughness=t.clearcoatRoughness,t.sheen?this.sheen=(this.sheen||new x).copy(t.sheen):this.sheen=null,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.transparency=t.transparency,this},Mi.prototype=Object.create(S.prototype),Mi.prototype.constructor=Mi,Mi.prototype.isMeshPhongMaterial=1,Mi.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Si.prototype=Object.create(Mi.prototype),Si.prototype.constructor=Si,Si.prototype.isMeshToonMaterial=1,Si.prototype.copy=function(t){return Mi.prototype.copy.call(this,t),this.gradientMap=t.gradientMap,this},Ti.prototype=Object.create(S.prototype),Ti.prototype.constructor=Ti,Ti.prototype.isMeshNormalMaterial=1,Ti.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ai.prototype=Object.create(S.prototype),Ai.prototype.constructor=Ai,Ai.prototype.isMeshLambertMaterial=1,Ai.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Li.prototype=Object.create(S.prototype),Li.prototype.constructor=Li,Li.prototype.isMeshMatcapMaterial=1,Li.prototype.copy=function(t){return S.prototype.copy.call(this,t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ci.prototype=Object.create(Qe.prototype),Ci.prototype.constructor=Ci,Ci.prototype.isLineDashedMaterial=1,Ci.prototype.copy=function(t){return Qe.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this},Yu=Object.freeze({ShadowMaterial:xi,SpriteMaterial:We,RawShaderMaterial:bi,ShaderMaterial:H,PointsMaterial:nn,MeshPhysicalMaterial:wi,MeshStandardMaterial:_i,MeshPhongMaterial:Mi,MeshToonMaterial:Si,MeshNormalMaterial:Ti,MeshLambertMaterial:Ai,MeshDepthMaterial:Ae,MeshDistanceMaterial:Le,MeshBasicMaterial:T,MeshMatcapMaterial:Li,LineDashedMaterial:Ci,LineBasicMaterial:Qe,Material:S}),Zu={arraySlice:function(t,e,n){return Zu.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){var e,n=t.length,i=Array(n);for(e=0;e!==n;++e)i[e]=e;return i.sort(function(e,n){return t[e]-t[n]}),i},sortedArray:function(t,e,n){var i,r,o,a,s=t.length,c=new t.constructor(s);for(i=0,r=0;r!==s;++i)for(o=n[i]*e,a=0;a!==e;++a)c[r++]=t[o+a];return c},flattenJSON:function(t,e,n,i){for(var r,o=1,a=t[0];void 0!==a&&void 0===a[i];)a=t[o++];if(void 0!==a&&void 0!==(r=a[i]))if(Array.isArray(r))do{void 0!==(r=a[i])&&(e.push(a.time),n.push.apply(n,r)),a=t[o++]}while(void 0!==a);else if(void 0!==r.toArray)do{void 0!==(r=a[i])&&(e.push(a.time),r.toArray(n,n.length)),a=t[o++]}while(void 0!==a);else do{void 0!==(r=a[i])&&(e.push(a.time),n.push(r)),a=t[o++]}while(void 0!==a)}},Object.assign(Pi.prototype,{evaluate:function(t){var e,n,i,r,o=this.parameterPositions,a=this._cachedIndex,s=o[a],c=o[a-1];t:{e:{n:{i:if(!(t<s)){for(n=a+2;;){if(void 0===s){if(t<c)break i;return a=o.length,this._cachedIndex=a,this.afterEnd_(a-1,t,c)}if(a===n)break;if(c=s,t<(s=o[++a]))break e}e=o.length;break n}if(t>=c)break t;for(t<(i=o[1])&&(a=2,c=i),n=a-2;;){if(void 0===c)return this._cachedIndex=0,this.beforeStart_(0,t,s);if(a===n)break;if(s=c,t>=(c=o[--a-1]))break e}e=a,a=0}for(;a<e;)t<o[r=a+e>>>1]?e=r:a=r+1;if(s=o[a],void 0===(c=o[a-1]))return this._cachedIndex=0,this.beforeStart_(0,t,s);if(void 0===s)return a=o.length,this._cachedIndex=a,this.afterEnd_(a-1,c,t)}this._cachedIndex=a,this.intervalChanged_(a,c,s)}return this.interpolate_(a,c,t,s)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){var e,n=this.resultBuffer,i=this.sampleValues,r=this.valueSize,o=t*r;for(e=0;e!==r;++e)n[e]=i[o+e];return n},interpolate_:function(){throw Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(Pi.prototype,{beforeStart_:Pi.prototype.copySampleValue_,afterEnd_:Pi.prototype.copySampleValue_}),Ei.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Ei,DefaultSettings_:{endingStart:Fs,endingEnd:Fs},intervalChanged_:function(t,e,n){var i,r,o=this.parameterPositions,a=t-2,s=t+1,c=o[a],l=o[s];if(void 0===c)switch(this.getSettings_().endingStart){case 2401:a=t,c=2*e-n;break;case 2402:c=e+o[a=o.length-2]-o[a+1];break;default:a=t,c=n}if(void 0===l)switch(this.getSettings_().endingEnd){case 2401:s=t,l=2*n-e;break;case 2402:s=1,l=n+o[1]-o[0];break;default:s=t-1,l=e}i=.5*(n-e),r=this.valueSize,this._weightPrev=i/(e-c),this._weightNext=i/(l-n),this._offsetPrev=a*r,this._offsetNext=s*r},interpolate_:function(t,e,n,i){var r,o=this.resultBuffer,a=this.sampleValues,s=this.valueSize,c=t*s,l=c-s,u=this._offsetPrev,h=this._offsetNext,p=this._weightPrev,d=this._weightNext,f=(n-e)/(i-e),m=f*f,g=m*f,v=-p*g+2*p*m-p*f,y=(1+p)*g+(-1.5-2*p)*m+(-.5+p)*f+1,x=(-1-d)*g+(1.5+d)*m+.5*f,b=d*g-d*m;for(r=0;r!==s;++r)o[r]=v*a[u+r]+y*a[l+r]+x*a[c+r]+b*a[h+r];return o}}),Ni.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Ni,interpolate_:function(t,e,n,i){var r,o=this.resultBuffer,a=this.sampleValues,s=this.valueSize,c=t*s,l=c-s,u=(n-e)/(i-e),h=1-u;for(r=0;r!==s;++r)o[r]=a[l+r]*h+a[c+r]*u;return o}}),Oi.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Oi,interpolate_:function(t){return this.copySampleValue_(t-1)}}),Object.assign(Di,{toJSON:function(t){var e,n,i=t.constructor;return void 0!==i.toJSON?e=i.toJSON(t):(e={name:t.name,times:Zu.convertArray(t.times,Array),values:Zu.convertArray(t.values,Array)},(n=t.getInterpolation())!==t.DefaultInterpolation&&(e.interpolation=n)),e.type=t.ValueTypeName,e}}),Object.assign(Di.prototype,{constructor:Di,TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(t){return new Oi(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new Ni(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new 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e,n,i;if(1!==t)for(n=0,i=(e=this.times).length;n!==i;++n)e[n]*=t;return this},trim:function(t,e){for(var n,i=this.times,r=i.length,o=0,a=r-1;o!==r&&i[o]<t;)++o;for(;-1!==a&&i[a]>e;)--a;return++a,0===o&&a===r||(o>=a&&(o=(a=Math.max(a,1))-1),n=this.getValueSize(),this.times=Zu.arraySlice(i,o,a),this.values=Zu.arraySlice(this.values,o*n,a*n)),this},validate:function(){var t,e,n,i,r,o,a,s,c=1,l=this.getValueSize();for(l-Math.floor(l)!=0&&(c=0),t=this.times,e=this.values,0===(n=t.length)&&(c=0),i=null,r=0;r!==n;r++){if("number"==typeof(o=t[r])&&isNaN(o)){c=0;break}if(null!==i&&i>o){c=0;break}i=o}if(void 0!==e&&Zu.isTypedArray(e))for(r=0,a=e.length;r!==a;++r)if(s=e[r],isNaN(s)){c=0;break}return c},optimize:function(){var t,e,n,i,r,o,a,s,c,l,u=this.times,h=this.values,p=this.getValueSize(),d=2302===this.getInterpolation(),f=1,m=u.length-1;for(t=1;t<m;++t){if(e=0,(n=u[t])!==u[t+1]&&(1!==t||n!==n[0]))if(d)e=1;else 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0}),zi.prototype=Object.assign(Object.create(Di.prototype),{constructor:zi,ValueTypeName:"color"}),Ri.prototype=Object.assign(Object.create(Di.prototype),{constructor:Ri,ValueTypeName:"number"}),Fi.prototype=Object.assign(Object.create(Pi.prototype),{constructor:Fi,interpolate_:function(t,e,i,r){var o,a=this.resultBuffer,s=this.sampleValues,c=this.valueSize,l=t*c,u=(i-e)/(r-e);for(o=l+c;l!==o;l+=4)n.slerpFlat(a,0,s,l-c,s,l,u);return a}}),ki.prototype=Object.assign(Object.create(Di.prototype),{constructor:ki,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(t){return new Fi(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),Bi.prototype=Object.assign(Object.create(Di.prototype),{constructor:Bi,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 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null},CreateClipsFromMorphTargetSequences:function(t,e,n){var i,r,o,a,s,c,l,u={},h=/^([\w-]*?)([\d]+)$/;for(i=0,r=t.length;i<r;i++)(a=(o=t[i]).name.match(h))&&a.length>1&&((c=u[s=a[1]])||(u[s]=c=[]),c.push(o));for(s in l=[],u)l.push(ji.CreateFromMorphTargetSequence(s,u[s],e,n));return l},parseAnimation:function(t,e){var n,i,r,o,a,s,c,l,u,h,p,d,f,m,g,v;if(!t)return null;for(n=function(t,e,n,i,r){var o,a;0!==n.length&&(o=[],a=[],Zu.flattenJSON(n,o,a,i),0!==o.length&&r.push(new t(e,o,a)))},i=[],r=t.name||"default",o=t.length||-1,a=t.fps||30,s=t.hierarchy||[],c=0;c<s.length;c++)if((l=s[c].keys)&&0!==l.length)if(l[0].morphTargets){for(u={},h=0;h<l.length;h++)if(l[h].morphTargets)for(p=0;p<l[h].morphTargets.length;p++)u[l[h].morphTargets[p]]=-1;for(d in u){for(f=[],m=[],p=0;p!==l[h].morphTargets.length;++p)g=l[h],f.push(g.time),m.push(g.morphTarget===d?1:0);i.push(new Ri(".morphTargetInfluence["+d+"]",f,m))}o=u.length*(a||1)}else 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this.requestHeader=t,this}}),qi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:qi,load:function(t,e,n,i){var r=this,o=new Hi(r.manager);o.setPath(r.path),o.load(t,function(t){e(r.parse(JSON.parse(t)))},n,i)},parse:function(t){var e,n,i=[];for(e=0;e<t.length;e++)n=ji.parse(t[e]),i.push(n);return i}}),Xi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Xi,load:function(t,e,n,i){function r(r){o.load(t[r],function(t){var n=l.parse(t,1);u[r]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},6===(a+=1)&&(1===n.mipmapCount&&(h.minFilter=Wa),h.format=n.format,h.needsUpdate=1,e&&e(h))},n,i)}var o,a,s,c,l=this,u=[],h=new sn;if(h.image=u,(o=new Hi(this.manager)).setPath(this.path),o.setResponseType("arraybuffer"),Array.isArray(t))for(a=0,s=0,c=t.length;s<c;++s)r(s);else o.load(t,function(t){var n,i,r,o=l.parse(t,1);if(o.isCubemap)for(n=o.mipmaps.length/o.mipmapCount,i=0;i<n;i++)for(u[i]={mipmaps:[]},r=0;r<o.mipmapCount;r++)u[i].mipmaps.push(o.mipmaps[i*o.mipmapCount+r]),u[i].format=o.format,u[i].width=o.width,u[i].height=o.height;else h.image.width=o.width,h.image.height=o.height,h.mipmaps=o.mipmaps;1===o.mipmapCount&&(h.minFilter=Wa),h.format=o.format,h.needsUpdate=1,e&&e(h)},n,i);return h}}),Yi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Yi,load:function(t,e,n,i){var r=this,o=new J,a=new Hi(this.manager);return a.setResponseType("arraybuffer"),a.setPath(this.path),a.load(t,function(t){var n=r.parse(t);n&&(void 0!==n.image?o.image=n.image:void 0!==n.data&&(o.image.width=n.width,o.image.height=n.height,o.image.data=n.data),o.wrapS=void 0!==n.wrapS?n.wrapS:Ba,o.wrapT=void 0!==n.wrapT?n.wrapT:Ba,o.magFilter=void 0!==n.magFilter?n.magFilter:Wa,o.minFilter=void 0!==n.minFilter?n.minFilter:qa,o.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.format&&(o.format=n.format),void 0!==n.type&&(o.type=n.type),void 0!==n.mipmaps&&(o.mipmaps=n.mipmaps),1===n.mipmapCount&&(o.minFilter=Wa),o.needsUpdate=1,e&&e(o,n))},n,i),o}}),Zi.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Zi,load:function(t,e,n,i){function r(){c.removeEventListener("load",r,0),c.removeEventListener("error",o,0),Ju.add(t,this),e&&e(this),a.manager.itemEnd(t)}function o(e){c.removeEventListener("load",r,0),c.removeEventListener("error",o,0),i&&i(e),a.manager.itemError(t),a.manager.itemEnd(t)}var a,s,c;return void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t),a=this,void 0!==(s=Ju.get(t))?(a.manager.itemStart(t),setTimeout(function(){e&&e(s),a.manager.itemEnd(t)},0),s):((c=document.createElementNS("http://www.w3.org/1999/xhtml","img")).addEventListener("load",r,0),c.addEventListener("error",o,0),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(c.crossOrigin=this.crossOrigin),a.manager.itemStart(t),c.src=t,c)}}),Ji.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Ji,load:function(t,e,n,i){function r(n){c.load(t[n],function(t){s.images[n]=t,6==++o&&(s.needsUpdate=1,e&&e(s))},void 0,i)}var o,a,s=new ft,c=new Zi(this.manager);for(c.setCrossOrigin(this.crossOrigin),c.setPath(this.path),o=0,a=0;a<t.length;++a)r(a);return s}}),$i.prototype=Object.assign(Object.create(Wi.prototype),{constructor:$i,load:function(t,e,n,i){var r=new o,a=new Zi(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(t,function(n){r.image=n;var i=t.search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/);r.format=i?as:ss,r.needsUpdate=1,void 0!==e&&e(r)},n,i),r}}),Object.assign(Qi.prototype,{getPoint:function(){return null},getPointAt:function(t,e){var n=this.getUtoTmapping(t);return this.getPoint(n,e)},getPoints:function(t){var e,n;for(void 0===t&&(t=5),e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){var e,n;for(void 0===t&&(t=5),e=[],n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){var t=this.getLengths();return t[t.length-1]},getLengths:function(t){var e,n,i,r,o;if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;for(this.needsUpdate=0,e=[],i=this.getPoint(0),o=0,e.push(0),r=1;r<=t;r++)o+=(n=this.getPoint(r/t)).distanceTo(i),e.push(o),i=n;return this.cacheArcLengths=e,e},updateArcLengths:function(){this.needsUpdate=1,this.getLengths()},getUtoTmapping:function(t,e){var n,i,r,o,a,s=this.getLengths(),c=0,l=s.length;for(n=e||t*s[l-1],i=0,r=l-1;i<=r;)if((o=s[c=Math.floor(i+(r-i)/2)]-n)<0)i=c+1;else{if(!(o>0)){r=c;break}r=c-1}return s[c=r]===n?c/(l-1):(c+(n-(a=s[c]))/(s[c+1]-a))/(l-1)},getTangent:function(t){var e,n=t-1e-4,i=t+1e-4;return n<0&&(n=0),i>1&&(i=1),e=this.getPoint(n),this.getPoint(i).clone().sub(e).normalize()},getTangentAt:function(t){var e=this.getUtoTmapping(t);return this.getTangent(e)},computeFrenetFrames:function(t,e){var n,r,o,a,s,c,u,h=new i,p=[],d=[],f=[],m=new i,g=new l;for(n=0;n<=t;n++)r=n/t,p[n]=this.getTangentAt(r),p[n].normalize();for(d[0]=new i,f[0]=new i,a=Number.MAX_VALUE,s=Math.abs(p[0].x),c=Math.abs(p[0].y),u=Math.abs(p[0].z),s<=a&&(a=s,h.set(1,0,0)),c<=a&&(a=c,h.set(0,1,0)),u<=a&&h.set(0,0,1),m.crossVectors(p[0],h).normalize(),d[0].crossVectors(p[0],m),f[0].crossVectors(p[0],d[0]),n=1;n<=t;n++)d[n]=d[n-1].clone(),f[n]=f[n-1].clone(),m.crossVectors(p[n-1],p[n]),m.length()>Number.EPSILON&&(m.normalize(),o=Math.acos(ic.clamp(p[n-1].dot(p[n]),-1,1)),d[n].applyMatrix4(g.makeRotationAxis(m,o))),f[n].crossVectors(p[n],d[n]);if(1==e)for(o=Math.acos(ic.clamp(d[0].dot(d[t]),-1,1)),o/=t,p[0].dot(m.crossVectors(d[0],d[t]))>0&&(o=-o),n=1;n<=t;n++)d[n].applyMatrix4(g.makeRotationAxis(p[n],o*n)),f[n].crossVectors(p[n],d[n]);return{tangents:p,normals:d,binormals:f}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){var t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),Ki.prototype=Object.create(Qi.prototype),Ki.prototype.constructor=Ki,Ki.prototype.isEllipseCurve=1,Ki.prototype.getPoint=function(t,n){for(var i,r,o,a,s,c,l,u=n||new e,h=2*Math.PI,p=this.aEndAngle-this.aStartAngle,d=Math.abs(p)<Number.EPSILON;p<0;)p+=h;for(;p>h;)p-=h;return p<Number.EPSILON&&(p=d?0:h),1!=this.aClockwise||d||(p===h?p=-h:p-=h),i=this.aStartAngle+t*p,r=this.aX+this.xRadius*Math.cos(i),o=this.aY+this.yRadius*Math.sin(i),0!==this.aRotation&&(a=Math.cos(this.aRotation),s=Math.sin(this.aRotation),r=(c=r-this.aX)*a-(l=o-this.aY)*s+this.aX,o=c*s+l*a+this.aY),u.set(r,o)},Ki.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},Ki.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t},Ki.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},tr.prototype=Object.create(Ki.prototype),tr.prototype.constructor=tr,tr.prototype.isArcCurve=1,Ku=new i,th=new er,eh=new er,nh=new er,nr.prototype=Object.create(Qi.prototype),nr.prototype.constructor=nr,nr.prototype.isCatmullRomCurve3=1,nr.prototype.getPoint=function(t,e){var n,r,o,a,s,c,l,u,h=e||new i,p=this.points,d=p.length,f=(d-(this.closed?0:1))*t,m=Math.floor(f),g=f-m;return this.closed?m+=m>0?0:(Math.floor(Math.abs(m)/d)+1)*d:0===g&&m===d-1&&(m=d-2,g=1),this.closed||m>0?n=p[(m-1)%d]:(Ku.subVectors(p[0],p[1]).add(p[0]),n=Ku),r=p[m%d],o=p[(m+1)%d],this.closed||m+2<d?a=p[(m+2)%d]:(Ku.subVectors(p[d-1],p[d-2]).add(p[d-1]),a=Ku),"centripetal"===this.curveType||"chordal"===this.curveType?(s="chordal"===this.curveType?.5:.25,c=Math.pow(n.distanceToSquared(r),s),(l=Math.pow(r.distanceToSquared(o),s))<1e-4&&(l=1),c<1e-4&&(c=l),(u=Math.pow(o.distanceToSquared(a),s))<1e-4&&(u=l),th.initNonuniformCatmullRom(n.x,r.x,o.x,a.x,c,l,u),eh.initNonuniformCatmullRom(n.y,r.y,o.y,a.y,c,l,u),nh.initNonuniformCatmullRom(n.z,r.z,o.z,a.z,c,l,u)):"catmullrom"===this.curveType&&(th.initCatmullRom(n.x,r.x,o.x,a.x,this.tension),eh.initCatmullRom(n.y,r.y,o.y,a.y,this.tension),nh.initCatmullRom(n.z,r.z,o.z,a.z,this.tension)),h.set(th.calc(g),eh.calc(g),nh.calc(g)),h},nr.prototype.copy=function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)i=t.points[e],this.points.push(i.clone());return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},nr.prototype.toJSON=function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.points=[],t=0,e=this.points.length;t<e;t++)n=this.points[t],i.points.push(n.toArray());return i.closed=this.closed,i.curveType=this.curveType,i.tension=this.tension,i},nr.prototype.fromJSON=function(t){var e,n,r;for(Qi.prototype.fromJSON.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)r=t.points[e],this.points.push((new i).fromArray(r));return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},ar.prototype=Object.create(Qi.prototype),ar.prototype.constructor=ar,ar.prototype.isCubicBezierCurve=1,ar.prototype.getPoint=function(t,n){var i=n||new e,r=this.v0,o=this.v1,a=this.v2,s=this.v3;return i.set(or(t,r.x,o.x,a.x,s.x),or(t,r.y,o.y,a.y,s.y)),i},ar.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},ar.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},ar.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},sr.prototype=Object.create(Qi.prototype),sr.prototype.constructor=sr,sr.prototype.isCubicBezierCurve3=1,sr.prototype.getPoint=function(t,e){var n=e||new i,r=this.v0,o=this.v1,a=this.v2,s=this.v3;return n.set(or(t,r.x,o.x,a.x,s.x),or(t,r.y,o.y,a.y,s.y),or(t,r.z,o.z,a.z,s.z)),n},sr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},sr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},sr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},cr.prototype=Object.create(Qi.prototype),cr.prototype.constructor=cr,cr.prototype.isLineCurve=1,cr.prototype.getPoint=function(t,n){var i=n||new e;return 1===t?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(t).add(this.v1)),i},cr.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},cr.prototype.getTangent=function(){return this.v2.clone().sub(this.v1).normalize()},cr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},cr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},cr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},lr.prototype=Object.create(Qi.prototype),lr.prototype.constructor=lr,lr.prototype.isLineCurve3=1,lr.prototype.getPoint=function(t,e){var n=e||new i;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},lr.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},lr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},lr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},lr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},ur.prototype=Object.create(Qi.prototype),ur.prototype.constructor=ur,ur.prototype.isQuadraticBezierCurve=1,ur.prototype.getPoint=function(t,n){var i=n||new e,r=this.v0,o=this.v1,a=this.v2;return i.set(rr(t,r.x,o.x,a.x),rr(t,r.y,o.y,a.y)),i},ur.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},ur.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},ur.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},hr.prototype=Object.create(Qi.prototype),hr.prototype.constructor=hr,hr.prototype.isQuadraticBezierCurve3=1,hr.prototype.getPoint=function(t,e){var n=e||new i,r=this.v0,o=this.v1,a=this.v2;return n.set(rr(t,r.x,o.x,a.x),rr(t,r.y,o.y,a.y),rr(t,r.z,o.z,a.z)),n},hr.prototype.copy=function(t){return Qi.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},hr.prototype.toJSON=function(){var t=Qi.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},hr.prototype.fromJSON=function(t){return Qi.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},pr.prototype=Object.create(Qi.prototype),pr.prototype.constructor=pr,pr.prototype.isSplineCurve=1,pr.prototype.getPoint=function(t,n){var i=n||new e,r=this.points,o=(r.length-1)*t,a=Math.floor(o),s=o-a,c=r[0===a?a:a-1],l=r[a],u=r[a>r.length-2?r.length-1:a+1],h=r[a>r.length-3?r.length-1:a+2];return i.set(ir(s,c.x,l.x,u.x,h.x),ir(s,c.y,l.y,u.y,h.y)),i},pr.prototype.copy=function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.points=[],e=0,n=t.points.length;e<n;e++)i=t.points[e],this.points.push(i.clone());return this},pr.prototype.toJSON=function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.points=[],t=0,e=this.points.length;t<e;t++)n=this.points[t],i.points.push(n.toArray());return i},pr.prototype.fromJSON=function(t){var n,i,r;for(Qi.prototype.fromJSON.call(this,t),this.points=[],n=0,i=t.points.length;n<i;n++)r=t.points[n],this.points.push((new e).fromArray(r));return this},ih=Object.freeze({ArcCurve:tr,CatmullRomCurve3:nr,CubicBezierCurve:ar,CubicBezierCurve3:sr,EllipseCurve:Ki,LineCurve:cr,LineCurve3:lr,QuadraticBezierCurve:ur,QuadraticBezierCurve3:hr,SplineCurve:pr}),dr.prototype=Object.assign(Object.create(Qi.prototype),{constructor:dr,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new cr(e,t))},getPoint:function(t){for(var e,n,i,r,o=t*this.getLength(),a=this.getCurveLengths(),s=0;s<a.length;){if(a[s]>=o)return e=a[s]-o,r=0===(i=(n=this.curves[s]).getLength())?0:1-e/i,n.getPointAt(r);s++}return null},getLength:function(){var t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=1,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){var t,e,n,i;if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(t=[],e=0,n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){var e,n;for(void 0===t&&(t=40),e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){var e,n,i,r,o,a,s,c,l;for(t=t||12,e=[],i=0,r=this.curves;i<r.length;i++)for(a=(o=r[i])&&o.isEllipseCurve?2*t:o&&(o.isLineCurve||o.isLineCurve3)?1:o&&o.isSplineCurve?t*o.points.length:t,s=o.getPoints(a),c=0;c<s.length;c++)l=s[c],n&&n.equals(l)||(e.push(l),n=l);return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e},copy:function(t){var e,n,i;for(Qi.prototype.copy.call(this,t),this.curves=[],e=0,n=t.curves.length;e<n;e++)i=t.curves[e],this.curves.push(i.clone());return this.autoClose=t.autoClose,this},toJSON:function(){var t,e,n,i=Qi.prototype.toJSON.call(this);for(i.autoClose=this.autoClose,i.curves=[],t=0,e=this.curves.length;t<e;t++)n=this.curves[t],i.curves.push(n.toJSON());return i},fromJSON:function(t){var e,n,i;for(Qi.prototype.fromJSON.call(this,t),this.autoClose=t.autoClose,this.curves=[],e=0,n=t.curves.length;e<n;e++)i=t.curves[e],this.curves.push((new ih[i.type]).fromJSON(i));return this}}),fr.prototype=Object.assign(Object.create(dr.prototype),{constructor:fr,setFromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y)},moveTo:function(t,e){this.currentPoint.set(t,e)},lineTo:function(t,n){var i=new cr(this.currentPoint.clone(),new e(t,n));this.curves.push(i),this.currentPoint.set(t,n)},quadraticCurveTo:function(t,n,i,r){var o=new ur(this.currentPoint.clone(),new e(t,n),new e(i,r));this.curves.push(o),this.currentPoint.set(i,r)},bezierCurveTo:function(t,n,i,r,o,a){var s=new ar(this.currentPoint.clone(),new e(t,n),new e(i,r),new e(o,a));this.curves.push(s),this.currentPoint.set(o,a)},splineThru:function(t){var e=new pr([this.currentPoint.clone()].concat(t));this.curves.push(e),this.currentPoint.copy(t[t.length-1])},arc:function(t,e,n,i,r,o){var a=this.currentPoint.x,s=this.currentPoint.y;this.absarc(t+a,e+s,n,i,r,o)},absarc:function(t,e,n,i,r,o){this.absellipse(t,e,n,n,i,r,o)},ellipse:function(t,e,n,i,r,o,a,s){var c=this.currentPoint.x,l=this.currentPoint.y;this.absellipse(t+c,e+l,n,i,r,o,a,s)},absellipse:function(t,e,n,i,r,o,a,s){var c,l,u=new Ki(t,e,n,i,r,o,a,s);this.curves.length>0&&((c=u.getPoint(0)).equals(this.currentPoint)||this.lineTo(c.x,c.y)),this.curves.push(u),l=u.getPoint(1),this.currentPoint.copy(l)},copy:function(t){return dr.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){var t=dr.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return dr.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),mr.prototype=Object.assign(Object.create(fr.prototype),{constructor:mr,getPointsHoles:function(t){var e,n,i=[];for(e=0,n=this.holes.length;e<n;e++)i[e]=this.holes[e].getPoints(t);return i},extractPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},copy:function(t){var e,n,i;for(fr.prototype.copy.call(this,t),this.holes=[],e=0,n=t.holes.length;e<n;e++)i=t.holes[e],this.holes.push(i.clone());return this},toJSON:function(){var t,e,n,i=fr.prototype.toJSON.call(this);for(i.uuid=this.uuid,i.holes=[],t=0,e=this.holes.length;t<e;t++)n=this.holes[t],i.holes.push(n.toJSON());return i},fromJSON:function(t){var e,n,i;for(fr.prototype.fromJSON.call(this,t),this.uuid=t.uuid,this.holes=[],e=0,n=t.holes.length;e<n;e++)i=t.holes[e],this.holes.push((new fr).fromJSON(i));return this}}),gr.prototype=Object.assign(Object.create(p.prototype),{constructor:gr,isLight:1,copy:function(t){return p.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),vr.prototype=Object.assign(Object.create(gr.prototype),{constructor:vr,isHemisphereLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(yr.prototype,{_projScreenMatrix:new l,_lightPositionWorld:new i,_lookTarget:new i,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(t){var e=this.camera,n=this.matrix,i=this._projScreenMatrix,r=this._lookTarget,o=this._lightPositionWorld;o.setFromMatrixPosition(t.matrixWorld),e.position.copy(o),r.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(r),e.updateMatrixWorld(),i.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromMatrix(i),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)},getViewport:function(t){return this._viewports[t]},getFrameExtents:function(){return this._frameExtents},copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t={};return 0!==this.bias&&(t.bias=this.bias),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(0).object,delete t.camera.matrix,t}}),xr.prototype=Object.assign(Object.create(yr.prototype),{constructor:xr,isSpotLightShadow:1,updateMatrices:function(t,e,n){var i=this.camera,r=2*ic.RAD2DEG*t.angle,o=this.mapSize.width/this.mapSize.height,a=t.distance||i.far;r===i.fov&&o===i.aspect&&a===i.far||(i.fov=r,i.aspect=o,i.far=a,i.updateProjectionMatrix()),yr.prototype.updateMatrices.call(this,t,e,n)}}),br.prototype=Object.assign(Object.create(gr.prototype),{constructor:br,isSpotLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),_r.prototype=Object.assign(Object.create(yr.prototype),{constructor:_r,isPointLightShadow:1,updateMatrices:function(t,e,n){var i=this.camera,r=this.matrix,o=this._lightPositionWorld,a=this._lookTarget,s=this._projScreenMatrix;o.setFromMatrixPosition(t.matrixWorld),i.position.copy(o),a.copy(i.position),a.add(this._cubeDirections[n]),i.up.copy(this._cubeUps[n]),i.lookAt(a),i.updateMatrixWorld(),r.makeTranslation(-o.x,-o.y,-o.z),s.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromMatrix(s)}}),wr.prototype=Object.assign(Object.create(gr.prototype),{constructor:wr,isPointLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),Mr.prototype=Object.assign(Object.create(q.prototype),{constructor:Mr,isOrthographicCamera:1,copy:function(t,e){return q.prototype.copy.call(this,t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,n,i,r,o){null===this.view&&(this.view={enabled:1,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=1,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=0),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t,e,n,i,r=(this.right-this.left)/(2*this.zoom),o=(this.top-this.bottom)/(2*this.zoom),a=(this.right+this.left)/2,s=(this.top+this.bottom)/2,c=a-r,l=a+r,u=s+o,h=s-o;null!==this.view&&this.view.enabled&&(t=this.zoom/(this.view.width/this.view.fullWidth),e=this.zoom/(this.view.height/this.view.fullHeight),n=(this.right-this.left)/this.view.width,i=(this.top-this.bottom)/this.view.height,l=(c+=n*(this.view.offsetX/t))+n*(this.view.width/t),h=(u-=i*(this.view.offsetY/e))-i*(this.view.height/e)),this.projectionMatrix.makeOrthographic(c,l,u,h,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=p.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}),Sr.prototype=Object.assign(Object.create(yr.prototype),{constructor:Sr,isDirectionalLightShadow:1,updateMatrices:function(t,e,n){yr.prototype.updateMatrices.call(this,t,e,n)}}),Tr.prototype=Object.assign(Object.create(gr.prototype),{constructor:Tr,isDirectionalLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Ar.prototype=Object.assign(Object.create(gr.prototype),{constructor:Ar,isAmbientLight:1}),Lr.prototype=Object.assign(Object.create(gr.prototype),{constructor:Lr,isRectAreaLight:1,copy:function(t){return gr.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){var e=gr.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}}),Cr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Cr,load:function(t,e,n,i){var r=this,o=new Hi(r.manager);o.setPath(r.path),o.load(t,function(t){e(r.parse(JSON.parse(t)))},n,i)},parse:function(t){function n(t){return h[t],h[t]}var o,s,c,u,h=this.textures,p=new Yu[t.type];if(void 0!==t.uuid&&(p.uuid=t.uuid),void 0!==t.name&&(p.name=t.name),void 0!==t.color&&p.color.setHex(t.color),void 0!==t.roughness&&(p.roughness=t.roughness),void 0!==t.metalness&&(p.metalness=t.metalness),void 0!==t.sheen&&(p.sheen=(new x).setHex(t.sheen)),void 0!==t.emissive&&p.emissive.setHex(t.emissive),void 0!==t.specular&&p.specular.setHex(t.specular),void 0!==t.shininess&&(p.shininess=t.shininess),void 0!==t.clearcoat&&(p.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(p.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.vertexColors&&(p.vertexColors=t.vertexColors),void 0!==t.fog&&(p.fog=t.fog),void 0!==t.flatShading&&(p.flatShading=t.flatShading),void 0!==t.blending&&(p.blending=t.blending),void 0!==t.combine&&(p.combine=t.combine),void 0!==t.side&&(p.side=t.side),void 0!==t.opacity&&(p.opacity=t.opacity),void 0!==t.transparent&&(p.transparent=t.transparent),void 0!==t.alphaTest&&(p.alphaTest=t.alphaTest),void 0!==t.depthTest&&(p.depthTest=t.depthTest),void 0!==t.depthWrite&&(p.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(p.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(p.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(p.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(p.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(p.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(p.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(p.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(p.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(p.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(p.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(p.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(p.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(p.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(p.rotation=t.rotation),1!==t.linewidth&&(p.linewidth=t.linewidth),void 0!==t.dashSize&&(p.dashSize=t.dashSize),void 0!==t.gapSize&&(p.gapSize=t.gapSize),void 0!==t.scale&&(p.scale=t.scale),void 0!==t.polygonOffset&&(p.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(p.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(p.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.skinning&&(p.skinning=t.skinning),void 0!==t.morphTargets&&(p.morphTargets=t.morphTargets),void 0!==t.morphNormals&&(p.morphNormals=t.morphNormals),void 0!==t.dithering&&(p.dithering=t.dithering),void 0!==t.visible&&(p.visible=t.visible),void 0!==t.toneMapped&&(p.toneMapped=t.toneMapped),void 0!==t.userData&&(p.userData=t.userData),void 0!==t.uniforms)for(o in t.uniforms)switch(s=t.uniforms[o],p.uniforms[o]={},s.type){case"t":p.uniforms[o].value=n(s.value);break;case"c":p.uniforms[o].value=(new x).setHex(s.value);break;case"v2":p.uniforms[o].value=(new e).fromArray(s.value);break;case"v3":p.uniforms[o].value=(new i).fromArray(s.value);break;case"v4":p.uniforms[o].value=(new a).fromArray(s.value);break;case"m3":p.uniforms[o].value=(new r).fromArray(s.value);case"m4":p.uniforms[o].value=(new l).fromArray(s.value);break;default:p.uniforms[o].value=s.value}if(void 0!==t.defines&&(p.defines=t.defines),void 0!==t.vertexShader&&(p.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(p.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(c in t.extensions)p.extensions[c]=t.extensions[c];return void 0!==t.shading&&(p.flatShading=1===t.shading),void 0!==t.size&&(p.size=t.size),void 0!==t.sizeAttenuation&&(p.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(p.map=n(t.map)),void 0!==t.matcap&&(p.matcap=n(t.matcap)),void 0!==t.alphaMap&&(p.alphaMap=n(t.alphaMap),p.transparent=1),void 0!==t.bumpMap&&(p.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(p.bumpScale=t.bumpScale),void 0!==t.normalMap&&(p.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(p.normalMapType=t.normalMapType),void 0!==t.normalScale&&(u=t.normalScale,0==Array.isArray(u)&&(u=[u,u]),p.normalScale=(new e).fromArray(u)),void 0!==t.displacementMap&&(p.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(p.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(p.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(p.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(p.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(p.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(p.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(p.specularMap=n(t.specularMap)),void 0!==t.envMap&&(p.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(p.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(p.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(p.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(p.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(p.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(p.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(p.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(p.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatNormalMap&&(p.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(p.clearcoatNormalScale=(new e).fromArray(t.clearcoatNormalScale)),p},setTextures:function(t){return this.textures=t,this}}),rh=function(t){var e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)},Pr.prototype=Object.assign(Object.create(k.prototype),{constructor:Pr,isInstancedBufferGeometry:1,copy:function(t){return k.prototype.copy.call(this,t),this.maxInstancedCount=t.maxInstancedCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t=k.prototype.toJSON.call(this);return t.maxInstancedCount=this.maxInstancedCount,t.isInstancedBufferGeometry=1,t}}),Er.prototype=Object.assign(Object.create(A.prototype),{constructor:Er,isInstancedBufferAttribute:1,copy:function(t){return A.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},toJSON:function(){var t=A.prototype.toJSON.call(this);return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=1,t}}),Nr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Nr,load:function(t,e,n,i){var r=this,o=new Hi(r.manager);o.setPath(r.path),o.load(t,function(t){e(r.parse(JSON.parse(t)))},n,i)},parse:function(t){var e,n,r,o,a,s,c,l,u,h,p,d,f,m,v,y=t.isInstancedBufferGeometry?new Pr:new k,x=t.data.index;for(r in void 0!==x&&(e=new oh[x.type](x.array),y.setIndex(new A(e,1))),n=t.data.attributes)o=n[r],e=new oh[o.type](o.array),a=new(o.isInstancedBufferAttribute?Er:A)(e,o.itemSize,o.normalized),void 0!==o.name&&(a.name=o.name),y.addAttribute(r,a);if(s=t.data.morphAttributes)for(r in s){for(l=[],u=0,h=(c=s[r]).length;u<h;u++)o=c[u],a=new A(e=new oh[o.type](o.array),o.itemSize,o.normalized),void 0!==o.name&&(a.name=o.name),l.push(a);y.morphAttributes[r]=l}if(void 0!==(p=t.data.groups||t.data.drawcalls||t.data.offsets))for(u=0,d=p.length;u!==d;++u)f=p[u],y.addGroup(f.start,f.count,f.materialIndex);return void 0!==(m=t.data.boundingSphere)&&(v=new i,void 0!==m.center&&v.fromArray(m.center),y.boundingSphere=new g(v,m.radius)),t.name&&(y.name=t.name),t.userData&&(y.userData=t.userData),y}}),oh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!=typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array},Or.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Or,load:function(t,e,n,i){var r,o=this,a=""===this.path?rh(t):this.path;this.resourcePath=this.resourcePath||a,(r=new Hi(o.manager)).setPath(this.path),r.load(t,function(t){var n,r=null;try{r=JSON.parse(t)}catch(t){return void(void 0!==i&&i(t))}void 0!==(n=r.metadata)&&void 0!==n.type&&"geometry"!==n.type.toLowerCase()&&o.parse(r,e)},n,i)},parse:function(t,e){var n=this.parseShape(t.shapes),i=this.parseGeometries(t.geometries,n),r=this.parseImages(t.images,function(){void 0!==e&&e(s)}),o=this.parseTextures(t.textures,r),a=this.parseMaterials(t.materials,o),s=this.parseObject(t.object,i,a);return t.animations&&(s.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(s),s},parseShape:function(t){var e,n,i,r={};if(void 0!==t)for(e=0,n=t.length;e<n;e++)r[(i=(new mr).fromJSON(t[e])).uuid]=i;return r},parseGeometries:function(t,e){var n,i,r,o,a,s,c,l,u,h,p={};if(void 0!==t)for(n=new Nr,i=0,r=t.length;i<r;i++){switch((a=t[i]).type){case"PlaneGeometry":case"PlaneBufferGeometry":o=new Xu[a.type](a.width,a.height,a.widthSegments,a.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":o=new Xu[a.type](a.width,a.height,a.depth,a.widthSegments,a.heightSegments,a.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":o=new Xu[a.type](a.radius,a.segments,a.thetaStart,a.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":o=new Xu[a.type](a.radiusTop,a.radiusBottom,a.height,a.radialSegments,a.heightSegments,a.openEnded,a.thetaStart,a.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":o=new Xu[a.type](a.radius,a.height,a.radialSegments,a.heightSegments,a.openEnded,a.thetaStart,a.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":o=new Xu[a.type](a.radius,a.widthSegments,a.heightSegments,a.phiStart,a.phiLength,a.thetaStart,a.thetaLength);break;case"DodecahedronGeometry":case"DodecahedronBufferGeometry":case"IcosahedronGeometry":case"IcosahedronBufferGeometry":case"OctahedronGeometry":case"OctahedronBufferGeometry":case"TetrahedronGeometry":case"TetrahedronBufferGeometry":o=new Xu[a.type](a.radius,a.detail);break;case"RingGeometry":case"RingBufferGeometry":o=new Xu[a.type](a.innerRadius,a.outerRadius,a.thetaSegments,a.phiSegments,a.thetaStart,a.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":o=new Xu[a.type](a.radius,a.tube,a.radialSegments,a.tubularSegments,a.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":o=new Xu[a.type](a.radius,a.tube,a.tubularSegments,a.radialSegments,a.p,a.q);break;case"TubeGeometry":case"TubeBufferGeometry":o=new Xu[a.type]((new ih[a.path.type]).fromJSON(a.path),a.tubularSegments,a.radius,a.radialSegments,a.closed);break;case"LatheGeometry":case"LatheBufferGeometry":o=new Xu[a.type](a.points,a.segments,a.phiStart,a.phiLength);break;case"PolyhedronGeometry":case"PolyhedronBufferGeometry":o=new Xu[a.type](a.vertices,a.indices,a.radius,a.details);break;case"ShapeGeometry":case"ShapeBufferGeometry":for(s=[],c=0,l=a.shapes.length;c<l;c++)u=e[a.shapes[c]],s.push(u);o=new Xu[a.type](s,a.curveSegments);break;case"ExtrudeGeometry":case"ExtrudeBufferGeometry":for(s=[],c=0,l=a.shapes.length;c<l;c++)u=e[a.shapes[c]],s.push(u);void 0!==(h=a.options.extrudePath)&&(a.options.extrudePath=(new ih[h.type]).fromJSON(h)),o=new Xu[a.type](s,a.options);break;case"BufferGeometry":case"InstancedBufferGeometry":o=n.parse(a);break;case"Geometry":"THREE"in window&&"LegacyJSONLoader"in THREE&&(o=(new THREE.LegacyJSONLoader).parse(a,this.resourcePath).geometry);break;default:continue}o.uuid=a.uuid,void 0!==a.name&&(o.name=a.name),1==o.isBufferGeometry&&void 0!==a.userData&&(o.userData=a.userData),p[a.uuid]=o}return p},parseMaterials:function(t,e){var n,i,r,o,a,s,c,l={},u={};if(void 0!==t)for((n=new Cr).setTextures(e),i=0,r=t.length;i<r;i++)if("MultiMaterial"===(o=t[i]).type){for(a=[],s=0;s<o.materials.length;s++)void 0===l[(c=o.materials[s]).uuid]&&(l[c.uuid]=n.parse(c)),a.push(l[c.uuid]);u[o.uuid]=a}else void 0===l[o.uuid]&&(l[o.uuid]=n.parse(o)),u[o.uuid]=l[o.uuid];return u},parseAnimations:function(t){var e,n,i,r=[];for(e=0;e<t.length;e++)n=t[e],i=ji.parse(n),void 0!==n.uuid&&(i.uuid=n.uuid),r.push(i);return r},parseImages:function(t,e){function n(t){return d.manager.itemStart(t),r.load(t,function(){d.manager.itemEnd(t)},void 0,function(){d.manager.itemError(t),d.manager.itemEnd(t)})}var i,r,o,a,s,c,l,u,h,p,d=this,f={};if(void 0!==t&&t.length>0)for(i=new Gi(e),(r=new Zi(i)).setCrossOrigin(this.crossOrigin),o=0,a=t.length;o<a;o++)if(c=(s=t[o]).url,Array.isArray(c))for(f[s.uuid]=[],l=0,u=c.length;l<u;l++)h=c[l],p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(h)?h:d.resourcePath+h,f[s.uuid].push(n(p));else p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(s.url)?s.url:d.resourcePath+s.url,f[s.uuid]=n(p);return f},parseTextures:function(t,e){function n(t,e){return"number"==typeof t?t:e[t]}var i,r,a,s,c={};if(void 0!==t)for(i=0,r=t.length;i<r;i++)(a=t[i]).image,e[a.image],(s=Array.isArray(e[a.image])?new ft(e[a.image]):new o(e[a.image])).needsUpdate=1,s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),void 0!==a.mapping&&(s.mapping=n(a.mapping,ah)),void 0!==a.offset&&s.offset.fromArray(a.offset),void 0!==a.repeat&&s.repeat.fromArray(a.repeat),void 0!==a.center&&s.center.fromArray(a.center),void 0!==a.rotation&&(s.rotation=a.rotation),void 0!==a.wrap&&(s.wrapS=n(a.wrap[0],sh),s.wrapT=n(a.wrap[1],sh)),void 0!==a.format&&(s.format=a.format),void 0!==a.type&&(s.type=a.type),void 0!==a.encoding&&(s.encoding=a.encoding),void 0!==a.minFilter&&(s.minFilter=n(a.minFilter,ch)),void 0!==a.magFilter&&(s.magFilter=n(a.magFilter,ch)),void 0!==a.anisotropy&&(s.anisotropy=a.anisotropy),void 0!==a.flipY&&(s.flipY=a.flipY),void 0!==a.premultiplyAlpha&&(s.premultiplyAlpha=a.premultiplyAlpha),void 0!==a.unpackAlignment&&(s.unpackAlignment=a.unpackAlignment),c[a.uuid]=s;return c},parseObject:function(t,e,n){function i(t){return e[t],e[t]}function r(t){var e,i,r,o;if(void 0!==t){if(Array.isArray(t)){for(e=[],i=0,r=t.length;i<r;i++)o=t[i],n[o],e.push(n[o]);return e}return n[t],n[t]}}var o,a,s,c,l,u,h,f,m;switch(t.type){case"Scene":o=new d,void 0!==t.background&&Number.isInteger(t.background)&&(o.background=new x(t.background)),void 0!==t.fog&&("Fog"===t.fog.type?o.fog=new je(t.fog.color,t.fog.near,t.fog.far):"FogExp2"===t.fog.type&&(o.fog=new Ue(t.fog.color,t.fog.density)));break;case"PerspectiveCamera":o=new X(t.fov,t.aspect,t.near,t.far),void 0!==t.focus&&(o.focus=t.focus),void 0!==t.zoom&&(o.zoom=t.zoom),void 0!==t.filmGauge&&(o.filmGauge=t.filmGauge),void 0!==t.filmOffset&&(o.filmOffset=t.filmOffset),void 0!==t.view&&(o.view=Object.assign({},t.view));break;case"OrthographicCamera":o=new Mr(t.left,t.right,t.top,t.bottom,t.near,t.far),void 0!==t.zoom&&(o.zoom=t.zoom),void 0!==t.view&&(o.view=Object.assign({},t.view));break;case"AmbientLight":o=new Ar(t.color,t.intensity);break;case"DirectionalLight":o=new Tr(t.color,t.intensity);break;case"PointLight":o=new wr(t.color,t.intensity,t.distance,t.decay);break;case"RectAreaLight":o=new Lr(t.color,t.intensity,t.width,t.height);break;case"SpotLight":o=new br(t.color,t.intensity,t.distance,t.angle,t.penumbra,t.decay);break;case"HemisphereLight":o=new vr(t.color,t.groundColor,t.intensity);break;case"SkinnedMesh":case"Mesh":a=i(t.geometry),s=r(t.material),o=a.bones&&a.bones.length>0?new Ye(a,s):new B(a,s),void 0!==t.drawMode&&o.setDrawMode(t.drawMode);break;case"LOD":o=new Xe;break;case"Line":o=new Ke(i(t.geometry),r(t.material),t.mode);break;case"LineLoop":o=new en(i(t.geometry),r(t.material));break;case"LineSegments":o=new tn(i(t.geometry),r(t.material));break;case"PointCloud":case"Points":o=new rn(i(t.geometry),r(t.material));break;case"Sprite":o=new He(r(t.material));break;case"Group":o=new Ie;break;default:o=new p}if(o.uuid=t.uuid,void 0!==t.name&&(o.name=t.name),void 0!==t.matrix?(o.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(o.matrixAutoUpdate=t.matrixAutoUpdate),o.matrixAutoUpdate&&o.matrix.decompose(o.position,o.quaternion,o.scale)):(void 0!==t.position&&o.position.fromArray(t.position),void 0!==t.rotation&&o.rotation.fromArray(t.rotation),void 0!==t.quaternion&&o.quaternion.fromArray(t.quaternion),void 0!==t.scale&&o.scale.fromArray(t.scale)),void 0!==t.castShadow&&(o.castShadow=t.castShadow),void 0!==t.receiveShadow&&(o.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(o.shadow.bias=t.shadow.bias),void 0!==t.shadow.radius&&(o.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&o.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(o.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(o.visible=t.visible),void 0!==t.frustumCulled&&(o.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(o.renderOrder=t.renderOrder),void 0!==t.userData&&(o.userData=t.userData),void 0!==t.layers&&(o.layers.mask=t.layers),void 0!==t.children)for(c=t.children,l=0;l<c.length;l++)o.add(this.parseObject(c[l],e,n));if("LOD"===t.type)for(u=t.levels,h=0;h<u.length;h++)f=u[h],void 0!==(m=o.getObjectByProperty("uuid",f.object))&&o.addLevel(m,f.distance);return o}}),ah={UVMapping:300,CubeReflectionMapping:Na,CubeRefractionMapping:Oa,EquirectangularReflectionMapping:Da,EquirectangularRefractionMapping:Ia,SphericalReflectionMapping:za,CubeUVReflectionMapping:Ra,CubeUVRefractionMapping:Fa},sh={RepeatWrapping:ka,ClampToEdgeWrapping:Ba,MirroredRepeatWrapping:Ua},ch={NearestFilter:ja,NearestMipmapNearestFilter:Va,NearestMipmapLinearFilter:Ga,LinearFilter:Wa,LinearMipmapNearestFilter:Ha,LinearMipmapLinearFilter:qa},Dr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Dr,setOptions:function(t){return this.options=t,this},load:function(t,e,n,i){var r,o;if(void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t),r=this,void 0!==(o=Ju.get(t)))return r.manager.itemStart(t),setTimeout(function(){e&&e(o),r.manager.itemEnd(t)},0),o;fetch(t).then(function(t){return t.blob()}).then(function(t){return void 0===r.options?createImageBitmap(t):createImageBitmap(t,r.options)}).then(function(n){Ju.add(t,n),e&&e(n),r.manager.itemEnd(t)}).catch(function(e){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)}),r.manager.itemStart(t)}}),Object.assign(Ir.prototype,{moveTo:function(t,e){this.currentPath=new fr,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e)},lineTo:function(t,e){this.currentPath.lineTo(t,e)},quadraticCurveTo:function(t,e,n,i){this.currentPath.quadraticCurveTo(t,e,n,i)},bezierCurveTo:function(t,e,n,i,r,o){this.currentPath.bezierCurveTo(t,e,n,i,r,o)},splineThru:function(t){this.currentPath.splineThru(t)},toShapes:function(t,e){function n(t){var e,n,i,r,o=[];for(e=0,n=t.length;e<n;e++)i=t[e],(r=new mr).curves=i.curves,o.push(r);return o}function i(t,e){var n,i,r,o,a,s,c,l=e.length,u=0;for(n=l-1,i=0;i<l;n=i++)if(r=e[n],a=(o=e[i]).x-r.x,s=o.y-r.y,Math.abs(s)>Number.EPSILON){if(s<0&&(r=e[i],a=-a,o=e[n],s=-s),t.y<r.y||t.y>o.y)continue;if(t.y===r.y){if(t.x===r.x)return 1}else{if(0==(c=s*(t.x-r.x)-a*(t.y-r.y)))return 1;if(c<0)continue;u=!u}}else{if(t.y!==r.y)continue;if(o.x<=t.x&&t.x<=r.x||r.x<=t.x&&t.x<=o.x)return 1}return u}var r,o,a,s,c,l,u,h,p,d,f,m,g,v,y,x,b,_,w,M,S,T,A,L,C,P=Hu.isClockWise,E=this.subPaths;if(0===E.length)return[];if(1==e)return n(E);if(s=[],1===E.length)return o=E[0],(a=new mr).curves=o.curves,s.push(a),s;for(c=!P(E[0].getPoints()),c=t?!c:c,l=[],h=[],(u=[])[p=0]=void 0,h[p]=[],f=0,m=E.length;f<m;f++)r=P(d=(o=E[f]).getPoints()),(r=t?!r:r)?(!c&&u[p]&&p++,u[p]={s:new mr,p:d},u[p].s.curves=o.curves,c&&p++,h[p]=[]):h[p].push({h:o,p:d[0]});if(!u[0])return n(E);if(u.length>1){for(g=0,v=[],y=0,x=u.length;y<x;y++)l[y]=[];for(y=0,x=u.length;y<x;y++)for(b=h[y],_=0;_<b.length;_++){for(w=b[_],M=1,S=0;S<u.length;S++)i(w.p,u[S].p)&&(y!==S&&v.push({froms:y,tos:S,hole:_}),M?(M=0,l[S].push(w)):g=1);M&&l[y].push(w)}v.length>0&&(g||(h=l))}for(f=0,A=u.length;f<A;f++)for(a=u[f].s,s.push(a),L=0,C=(T=h[f]).length;L<C;L++)a.holes.push(T[L].h);return s}}),Object.assign(zr.prototype,{isFont:1,generateShapes:function(t,e){var n,i,r,o;for(void 0===e&&(e=100),n=[],r=0,o=(i=function(t,e,n){var i,r,o,a=Array.from?Array.from(t):(t+"").split(""),s=e/n.resolution,c=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*s,l=[],u=0,h=0;for(i=0;i<a.length;i++)"\n"===(r=a[i])?(u=0,h-=c):(u+=(o=Rr(r,s,u,h,n)).offsetX,l.push(o.path));return l}(t,e,this.data)).length;r<o;r++)Array.prototype.push.apply(n,i[r].toShapes());return n}}),Fr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:Fr,load:function(t,e,n,i){var r=this,o=new Hi(this.manager);o.setPath(this.path),o.load(t,function(t){var n,i;try{n=JSON.parse(t)}catch(e){n=JSON.parse(t.substring(65,t.length-2))}i=r.parse(n),e&&e(i)},n,i)},parse:function(t){return new zr(t)}}),uh={getContext:function(){return void 0===lh&&(lh=new(window.AudioContext||window.webkitAudioContext)),lh},setContext:function(t){lh=t}},kr.prototype=Object.assign(Object.create(Wi.prototype),{constructor:kr,load:function(t,e,n,i){var r=new Hi(this.manager);r.setResponseType("arraybuffer"),r.setPath(this.path),r.load(t,function(t){var n=t.slice(0);uh.getContext().decodeAudioData(n,function(t){e(t)})},n,i)}}),Object.assign(Br.prototype,{isSphericalHarmonics3:1,set:function(t){for(var e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this},zero:function(){for(var t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this},getAt:function(t,e){var n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.282095),e.addScale(o[1],.488603*i),e.addScale(o[2],.488603*r),e.addScale(o[3],.488603*n),e.addScale(o[4],n*i*1.092548),e.addScale(o[5],i*r*1.092548),e.addScale(o[6],.315392*(3*r*r-1)),e.addScale(o[7],n*r*1.092548),e.addScale(o[8],.546274*(n*n-i*i)),e},getIrradianceAt:function(t,e){var n=t.x,i=t.y,r=t.z,o=this.coefficients;return e.copy(o[0]).multiplyScalar(.886227),e.addScale(o[1],1.023328*i),e.addScale(o[2],1.023328*r),e.addScale(o[3],1.023328*n),e.addScale(o[4],.858086*n*i),e.addScale(o[5],.858086*i*r),e.addScale(o[6],.743125*r*r-.247708),e.addScale(o[7],.858086*n*r),e.addScale(o[8],.429043*(n*n-i*i)),e},add:function(t){for(var e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this},scale:function(t){for(var e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this},lerp:function(t,e){for(var n=0;n<9;n++)this.coefficients[n].lerp(t.coefficients[n],e);return this},equals:function(t){for(var e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return 0;return 1},copy:function(t){return this.set(t.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(t,e){var n,i;for(void 0===e&&(e=0),n=this.coefficients,i=0;i<9;i++)n[i].fromArray(t,e+3*i);return this},toArray:function(t,e){var n,i;for(void 0===t&&(t=[]),void 0===e&&(e=0),n=this.coefficients,i=0;i<9;i++)n[i].toArray(t,e+3*i);return t}}),Object.assign(Br,{getBasisAt:function(t,e){var n=t.x,i=t.y,r=t.z;e[0]=.282095,e[1]=.488603*i,e[2]=.488603*r,e[3]=.488603*n,e[4]=1.092548*n*i,e[5]=1.092548*i*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*n*r,e[8]=.546274*(n*n-i*i)}}),Ur.prototype=Object.assign(Object.create(gr.prototype),{constructor:Ur,isLightProbe:1,copy:function(t){return gr.prototype.copy.call(this,t),this.sh.copy(t.sh),this.intensity=t.intensity,this},toJSON:function(t){return gr.prototype.toJSON.call(this,t)}}),jr.prototype=Object.assign(Object.create(Ur.prototype),{constructor:jr,isHemisphereLightProbe:1,copy:function(t){return Ur.prototype.copy.call(this,t),this},toJSON:function(t){return Ur.prototype.toJSON.call(this,t)}}),Vr.prototype=Object.assign(Object.create(Ur.prototype),{constructor:Vr,isAmbientLightProbe:1,copy:function(t){return Ur.prototype.copy.call(this,t),this},toJSON:function(t){return Ur.prototype.toJSON.call(this,t)}}),hh=new l,ph=new l,Object.assign(function(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new X,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=0,this.cameraR=new X,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=0,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}.prototype,{update:function(t){var e,n,i,r,o,a,s=this._cache;(s.focus!==t.focus||s.fov!==t.fov||s.aspect!==t.aspect*this.aspect||s.near!==t.near||s.far!==t.far||s.zoom!==t.zoom||s.eyeSep!==this.eyeSep)&&(s.focus=t.focus,s.fov=t.fov,s.aspect=t.aspect*this.aspect,s.near=t.near,s.far=t.far,s.zoom=t.zoom,s.eyeSep=this.eyeSep,e=t.projectionMatrix.clone(),i=(n=s.eyeSep/2)*s.near/s.focus,r=s.near*Math.tan(ic.DEG2RAD*s.fov*.5)/s.zoom,ph.elements[12]=-n,hh.elements[12]=n,o=-r*s.aspect+i,a=r*s.aspect+i,e.elements[0]=2*s.near/(a-o),e.elements[8]=(a+o)/(a-o),this.cameraL.projectionMatrix.copy(e),o=-r*s.aspect-i,a=r*s.aspect-i,e.elements[0]=2*s.near/(a-o),e.elements[8]=(a+o)/(a-o),this.cameraR.projectionMatrix.copy(e)),this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(ph),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(hh)}}),Object.assign(Gr.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=1},stop:function(){this.getElapsedTime(),this.running=0,this.autoStart=0},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var t,e=0;return this.autoStart&&!this.running?(this.start(),0):(this.running&&(e=((t=("undefined"==typeof performance?Date:performance).now())-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e),e)}}),dh=new i,fh=new n,mh=new i,gh=new i,Wr.prototype=Object.assign(Object.create(p.prototype),{constructor:Wr,getInput:function(){return this.gain},removeFilter:function(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this},getFilter:function(){return this.filter},setFilter:function(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this},updateMatrixWorld:function(t){var e,n,i;p.prototype.updateMatrixWorld.call(this,t),e=this.context.listener,n=this.up,this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(dh,fh,mh),gh.set(0,0,-1).applyQuaternion(fh),e.positionX?(i=this.context.currentTime+this.timeDelta,e.positionX.linearRampToValueAtTime(dh.x,i),e.positionY.linearRampToValueAtTime(dh.y,i),e.positionZ.linearRampToValueAtTime(dh.z,i),e.forwardX.linearRampToValueAtTime(gh.x,i),e.forwardY.linearRampToValueAtTime(gh.y,i),e.forwardZ.linearRampToValueAtTime(gh.z,i),e.upX.linearRampToValueAtTime(n.x,i),e.upY.linearRampToValueAtTime(n.y,i),e.upZ.linearRampToValueAtTime(n.z,i)):(e.setPosition(dh.x,dh.y,dh.z),e.setOrientation(gh.x,gh.y,gh.z,n.x,n.y,n.z))}}),Hr.prototype=Object.assign(Object.create(p.prototype),{constructor:Hr,getOutput:function(){return this.gain},setNodeSource:function(t){return this.hasPlaybackControl=0,this.sourceType="audioNode",this.source=t,this.connect(),this},setMediaElementSource:function(t){return this.hasPlaybackControl=0,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this},setMediaStreamSource:function(t){return this.hasPlaybackControl=0,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this},setBuffer:function(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(){if(1!=this.isPlaying&&0!=this.hasPlaybackControl){var t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.onended=this.onEnded.bind(this),this.startTime=this.context.currentTime,t.start(this.startTime,this.offset,this.duration),this.isPlaying=1,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}},pause:function(){if(0!=this.hasPlaybackControl)return 1==this.isPlaying&&(this.source.stop(),this.source.onended=null,this.offset+=(this.context.currentTime-this.startTime)*this.playbackRate,this.isPlaying=0),this},stop:function(){if(0!=this.hasPlaybackControl)return this.source.stop(),this.source.onended=null,this.offset=0,this.isPlaying=0,this},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(t){return t||(t=[]),1==this.isPlaying?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},setDetune:function(t){if(this.detune=t,void 0!==this.source.detune)return 1==this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},getFilter:function(){return this.getFilters()[0]},setFilter:function(t){return this.setFilters(t?[t]:[])},setPlaybackRate:function(t){if(0!=this.hasPlaybackControl)return this.playbackRate=t,1==this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=0},getLoop:function(){return 0==this.hasPlaybackControl?0:this.loop},setLoop:function(t){if(0!=this.hasPlaybackControl)return this.loop=t,1==this.isPlaying&&(this.source.loop=this.loop),this},getVolume:function(){return this.gain.gain.value},setVolume:function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}}),vh=new i,yh=new n,xh=new i,bh=new i,qr.prototype=Object.assign(Object.create(Hr.prototype),{constructor:qr,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(t){return this.panner.refDistance=t,this},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(t){return this.panner.rolloffFactor=t,this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(t){return this.panner.distanceModel=t,this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(t){return this.panner.maxDistance=t,this},setDirectionalCone:function(t,e,n){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=n,this},updateMatrixWorld:function(t){var e,n;p.prototype.updateMatrixWorld.call(this,t),1==this.hasPlaybackControl&&0==this.isPlaying||(this.matrixWorld.decompose(vh,yh,xh),bh.set(0,0,1).applyQuaternion(yh),(e=this.panner).positionX?(n=this.context.currentTime+this.listener.timeDelta,e.positionX.linearRampToValueAtTime(vh.x,n),e.positionY.linearRampToValueAtTime(vh.y,n),e.positionZ.linearRampToValueAtTime(vh.z,n),e.orientationX.linearRampToValueAtTime(bh.x,n),e.orientationY.linearRampToValueAtTime(bh.y,n),e.orientationZ.linearRampToValueAtTime(bh.z,n)):(e.setPosition(vh.x,vh.y,vh.z),e.setOrientation(bh.x,bh.y,bh.z)))}}),Object.assign(Xr.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){var t,e=0,n=this.getFrequencyData();for(t=0;t<n.length;t++)e+=n[t];return e/n.length}}),Object.assign(Yr.prototype,{accumulate:function(t,e){var n,i,r=this.buffer,o=this.valueSize,a=t*o+o,s=this.cumulativeWeight;if(0===s){for(n=0;n!==o;++n)r[a+n]=r[n];s=e}else i=e/(s+=e),this._mixBufferRegion(r,a,0,i,o);this.cumulativeWeight=s},apply:function(t){var e,n,i,r=this.valueSize,o=this.buffer,a=t*r+r,s=this.cumulativeWeight,c=this.binding;for(this.cumulativeWeight=0,s<1&&(e=3*r,this._mixBufferRegion(o,a,e,1-s,r)),n=r,i=r+r;n!==i;++n)if(o[n]!==o[n+r]){c.setValue(o,a);break}},saveOriginalState:function(){var t,e,n=this.binding,i=this.buffer,r=this.valueSize,o=3*r;for(n.getValue(i,o),t=r,e=o;t!==e;++t)i[t]=i[o+t%r];this.cumulativeWeight=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_select:function(t,e,n,i,r){if(i>=.5)for(var o=0;o!==r;++o)t[e+o]=t[n+o]},_slerp:function(t,e,i,r){n.slerpFlat(t,e,t,e,t,i,r)},_lerp:function(t,e,n,i,r){var o,a,s=1-i;for(o=0;o!==r;++o)t[a=e+o]=t[a]*s+t[n+o]*i}}),_h=RegExp("["+"\\[\\]\\.:\\/"+"]","g"),wh=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Mh=/(WCOD+)?/.source.replace("WCOD","[^\\[\\]:\\/]"),Sh=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Th=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Ah=RegExp("^"+wh+Mh+Sh+Th+"$"),Lh=["material","materials","bones"],Object.assign(Zr.prototype,{getValue:function(t,e){this.bind();var n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)},setValue:function(t,e){var n,i,r=this._bindings;for(n=this._targetGroup.nCachedObjects_,i=r.length;n!==i;++n)r[n].setValue(t,e)},bind:function(){var t,e,n=this._bindings;for(t=this._targetGroup.nCachedObjects_,e=n.length;t!==e;++t)n[t].bind()},unbind:function(){var t,e,n=this._bindings;for(t=this._targetGroup.nCachedObjects_,e=n.length;t!==e;++t)n[t].unbind()}}),Object.assign(Jr,{Composite:Zr,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new Jr.Composite(t,e,n):new Jr(t,e,n)},sanitizeNodeName:function(t){return t.replace(/\s/g,"_").replace(_h,"")},parseTrackName:function(t){var e,n,i,r=Ah.exec(t);if(!r)throw Error("PropertyBinding: Cannot parse trackName: "+t);if(void 0!==(n=(e={nodeName:r[2],objectName:r[3],objectIndex:r[4],propertyName:r[5],propertyIndex:r[6]}).nodeName&&e.nodeName.lastIndexOf("."))&&-1!==n&&(i=e.nodeName.substring(n+1),-1!==Lh.indexOf(i)&&(e.nodeName=e.nodeName.substring(0,n),e.objectName=i)),null===e.propertyName||0===e.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+t);return e},findNode:function(t,e){var n,i,r;return e&&""!==e&&"root"!==e&&"."!==e&&-1!==e&&e!==t.name&&e!==t.uuid?t.skeleton&&void 0!==(n=t.skeleton.getBoneByName(e))?n:t.children&&(r=(i=function(t){var n,r,o;for(n=0;n<t.length;n++){if((r=t[n]).name===e||r.uuid===e)return r;if(o=i(r.children))return o}return null})(t.children))?r:null:t}}),Object.assign(Jr.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)t[e++]=r[n]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.targetObject[this.propertyName]=t[e]},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=1},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++]},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.needsUpdate=1},function(t,e){var n,i,r=this.resolvedProperty;for(n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=1},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=1}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=1},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=1}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t,e,n,i,r,o=this.node,a=this.parsedPath,s=a.objectName,c=a.propertyName,l=a.propertyIndex;if(o||(o=Jr.findNode(this.rootNode,a.nodeName)||this.rootNode,this.node=o),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,o){if(s){switch(t=a.objectIndex,s){case"materials":if(!o.material)return;if(!o.material.materials)return;o=o.material.materials;break;case"bones":if(!o.skeleton)return;for(o=o.skeleton.bones,e=0;e<o.length;e++)if(o[e].name===t){t=e;break}break;default:if(void 0===o[s])return;o=o[s]}if(void 0!==t){if(void 0===o[t])return;o=o[t]}}if(void 0!==(n=o[c])){if(i=this.Versioning.None,this.targetObject=o,void 0!==o.needsUpdate?i=this.Versioning.NeedsUpdate:void 0!==o.matrixWorldNeedsUpdate&&(i=this.Versioning.MatrixWorldNeedsUpdate),r=this.BindingType.Direct,void 0!==l){if("morphTargetInfluences"===c){if(!o.geometry)return;if(o.geometry.isBufferGeometry){if(!o.geometry.morphAttributes)return;for(e=0;e<this.node.geometry.morphAttributes.position.length;e++)if(o.geometry.morphAttributes.position[e].name===l){l=e;break}}else{if(!o.geometry.morphTargets)return;for(e=0;e<this.node.geometry.morphTargets.length;e++)if(o.geometry.morphTargets[e].name===l){l=e;break}}}r=this.BindingType.ArrayElement,this.resolvedProperty=n,this.propertyIndex=l}else void 0!==n.fromArray&&void 0!==n.toArray?(r=this.BindingType.HasFromToArray,this.resolvedProperty=n):Array.isArray(n)?(r=this.BindingType.EntireArray,this.resolvedProperty=n):this.propertyName=c;this.getValue=this.GetterByBindingType[r],this.setValue=this.SetterByBindingTypeAndVersioning[r][i]}else a.nodeName}},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(Jr.prototype,{_getValue_unbound:Jr.prototype.getValue,_setValue_unbound:Jr.prototype.setValue}),Object.assign(function(){var t,e,n,i;for(this.uuid=ic.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0,t={},this._indicesByUUID=t,e=0,n=arguments.length;e!==n;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={},i=this,this.stats={objects:{get total(){return i._objects.length},get inUse(){return this.total-i.nCachedObjects_}},get bindingsPerObject(){return i._bindings.length}}}.prototype,{isAnimationObjectGroup:1,add:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p=this._objects,d=p.length,f=this.nCachedObjects_,m=this._indicesByUUID,g=this._paths,v=this._parsedPaths,y=this._bindings,x=y.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0===(r=m[i=(n=arguments[t]).uuid]))for(r=d++,m[i]=r,p.push(n),o=0,a=x;o!==a;++o)y[o].push(new Jr(n,g[o],v[o]));else if(r<f)for(p[r],m[(c=p[s=--f]).uuid]=r,p[r]=c,m[i]=s,p[s]=n,o=0,a=x;o!==a;++o)u=(l=y[o])[s],h=l[r],l[r]=u,void 0===h&&(h=new Jr(n,g[o],v[o])),l[s]=h;else p[r];this.nCachedObjects_=f},remove:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p=this._objects,d=this.nCachedObjects_,f=this._indicesByUUID,m=this._bindings,g=m.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0!==(r=f[i=(n=arguments[t]).uuid])&&r>=d)for(f[(a=p[o=d++]).uuid]=r,p[r]=a,f[i]=o,p[o]=n,s=0,c=g;s!==c;++s)u=(l=m[s])[o],h=l[r],l[r]=u,l[o]=h;this.nCachedObjects_=d},uncache:function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d=this._objects,f=d.length,m=this.nCachedObjects_,g=this._indicesByUUID,v=this._bindings,y=v.length;for(t=0,e=arguments.length;t!==e;++t)if(void 0!==(i=g[n=arguments[t].uuid]))if(delete g[n],i<m)for(o=d[r=--m],s=d[a=--f],g[o.uuid]=i,d[i]=o,g[s.uuid]=r,d[r]=s,d.pop(),c=0,l=y;c!==l;++c)h=(u=v[c])[r],p=u[a],u[i]=h,u[r]=p,u.pop();else for(g[(s=d[a=--f]).uuid]=i,d[i]=s,d.pop(),c=0,l=y;c!==l;++c)(u=v[c])[i]=u[a],u.pop();this.nCachedObjects_=m},subscribe_:function(t,e){var n,i,r,o,a,s,c,l,u,h=this._bindingsIndicesByPath,p=h[t],d=this._bindings;if(void 0!==p)return d[p];for(n=this._paths,i=this._parsedPaths,o=(r=this._objects).length,a=this.nCachedObjects_,s=Array(o),p=d.length,h[t]=p,n.push(t),i.push(e),d.push(s),c=a,l=r.length;c!==l;++c)u=r[c],s[c]=new Jr(u,t,e);return s},unsubscribe_:function(t){var e,n,i,r,o,a=this._bindingsIndicesByPath,s=a[t];void 0!==s&&(e=this._paths,n=this._parsedPaths,o=(i=this._bindings)[r=i.length-1],a[t[r]]=s,i[s]=o,i.pop(),n[s]=n[r],n.pop(),e[s]=e[r],e.pop())}}),Object.assign($r.prototype,{play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=0,this.enabled=1,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(t){return this._startTime=t,this},setLoop:function(t,e){return this.loop=t,this.repetitions=e,this},setEffectiveWeight:function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(t){return this._scheduleFading(t,0,1)},fadeOut:function(t){return this._scheduleFading(t,1,0)},crossFadeFrom:function(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){var i=this._clip.duration,r=t._clip.duration,o=r/i,a=i/r;t.warp(1,o,e),this.warp(a,1,e)}return this},crossFadeTo:function(t,e,n){return t.crossFadeFrom(this,e,n)},stopFading:function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},setEffectiveTimeScale:function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},syncWith:function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},halt:function(t){return this.warp(this._effectiveTimeScale,0,t)},warp:function(t,e,n){var i,r,o=this._mixer,a=o.time,s=this._timeScaleInterpolant,c=this.timeScale;return null===s&&(s=o._lendControlInterpolant(),this._timeScaleInterpolant=s),i=s.parameterPositions,r=s.sampleValues,i[0]=a,i[1]=a+n,r[0]=t/c,r[1]=e/c,this},stopWarping:function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(t,e,n,i){var r,o,a,s,c,l,u,h;if(this.enabled){if(null!==(r=this._startTime)){if((o=(t-r)*n)<0||0===n)return;this._startTime=null,e=n*o}if(e*=this._updateTimeScale(t),a=this._updateTime(e),(s=this._updateWeight(t))>0)for(c=this._interpolants,l=this._propertyBindings,u=0,h=c.length;u!==h;++u)c[u].evaluate(a),l[u].accumulate(i,s)}else this._updateWeight(t)},_updateWeight:function(t){var e,n,i=0;return this.enabled&&(i=this.weight,null!==(e=this._weightInterpolant)&&(i*=n=e.evaluate(t)[0],t>e.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=0)))),this._effectiveWeight=i,i},_updateTimeScale:function(t){var e,n=0;return this.paused||(n=this.timeScale,null!==(e=this._timeScaleInterpolant)&&(n*=e.evaluate(t)[0],t>e.parameterPositions[1]&&(this.stopWarping(),0===n?this.paused=1:this.timeScale=n))),this._effectiveTimeScale=n,n},_updateTime:function(t){var e,n,i,r=this.time+t,o=this._clip.duration,a=this.loop,s=this._loopCount,c=2202===a;if(0===t)return-1===s?r:c&&1==(1&s)?o-r:r;if(2200===a){-1===s&&(this._loopCount=0,this._setEndings(1,1,0));t:{if(r>=o)r=o;else{if(!(r<0)){this.time=r;break t}r=0}this.clampWhenFinished?this.paused=1:this.enabled=0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else if(-1===s&&(t>=0?(s=0,this._setEndings(1,0===this.repetitions,c)):this._setEndings(0===this.repetitions,1,c)),r>=o||r<0?(r-=o*(e=Math.floor(r/o)),s+=Math.abs(e),(n=this.repetitions-s)<=0?(this.clampWhenFinished?this.paused=1:this.enabled=0,r=t>0?o:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1})):(1===n?(i=t<0,this._setEndings(i,!i,c)):this._setEndings(0,0,c),this._loopCount=s,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:e}))):this.time=r,c&&1==(1&s))return o-r;return r},_setEndings:function(t,e,n){var i=this._interpolantSettings;n?(i.endingStart=2401,i.endingEnd=2401):(i.endingStart=t?this.zeroSlopeAtStart?2401:Fs:2402,i.endingEnd=e?this.zeroSlopeAtEnd?2401:Fs:2402)},_scheduleFading:function(t,e,n){var i,r,o=this._mixer,a=o.time,s=this._weightInterpolant;return null===s&&(s=o._lendControlInterpolant(),this._weightInterpolant=s),i=s.parameterPositions,r=s.sampleValues,i[0]=a,r[0]=e,i[1]=a+t,r[1]=n,this}}),Qr.prototype=Object.assign(Object.create(t.prototype),{constructor:Qr,_bindAction:function(t,e){var n,i,r,o,a,s=t._localRoot||this._root,c=t._clip.tracks,l=c.length,u=t._propertyBindings,h=t._interpolants,p=s.uuid,d=this._bindingsByRootAndName,f=d[p];for(void 0===f&&(f={},d[p]=f),n=0;n!==l;++n){if(void 0!==(o=f[r=(i=c[n]).name]))u[n]=o;else{if(void 0!==(o=u[n])){null===o._cacheIndex&&(++o.referenceCount,this._addInactiveBinding(o,p,r));continue}a=e&&e._propertyBindings[n].binding.parsedPath,++(o=new Yr(Jr.create(s,r,a),i.ValueTypeName,i.getValueSize())).referenceCount,this._addInactiveBinding(o,p,r),u[n]=o}h[n].resultBuffer=o.buffer}},_activateAction:function(t){var e,n,i,r,o,a,s;if(!this._isActiveAction(t)){for(null===t._cacheIndex&&(e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n],this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)),o=0,a=(r=t._propertyBindings).length;o!==a;++o)0==(s=r[o]).useCount++&&(this._lendBinding(s),s.saveOriginalState());this._lendAction(t)}},_deactivateAction:function(t){var e,n,i,r;if(this._isActiveAction(t)){for(n=0,i=(e=t._propertyBindings).length;n!==i;++n)0==--(r=e[n]).useCount&&(r.restoreOriginalState(),this._takeBackBinding(r));this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){var e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){var i,r=this._actions,o=this._actionsByClip,a=o[e];void 0===a?(a={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,o[e]=a):(i=a.knownActions,t._byClipCacheIndex=i.length,i.push(t)),t._cacheIndex=r.length,r.push(t),a.actionByRoot[n]=t},_removeInactiveAction:function(t){var e,n,i,r,o,a,s=this._actions,c=s[s.length-1],l=t._cacheIndex;c._cacheIndex=l,s[l]=c,s.pop(),t._cacheIndex=null,e=t._clip.uuid,o=(r=(i=(n=this._actionsByClip)[e]).knownActions)[r.length-1],a=t._byClipCacheIndex,o._byClipCacheIndex=a,r[a]=o,r.pop(),t._byClipCacheIndex=null,delete i.actionByRoot[(t._localRoot||this._root).uuid],0===r.length&&delete n[e],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){var e,n,i,r=t._propertyBindings;for(e=0,n=r.length;e!==n;++e)0==--(i=r[e]).referenceCount&&this._removeInactiveBinding(i)},_lendAction:function(t){var e=this._actions,n=t._cacheIndex,i=this._nActiveActions++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackAction:function(t){var e=this._actions,n=t._cacheIndex,i=--this._nActiveActions,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_addInactiveBinding:function(t,e,n){var i=this._bindingsByRootAndName,r=i[e],o=this._bindings;void 0===r&&(r={},i[e]=r),r[n]=t,t._cacheIndex=o.length,o.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,o=this._bindingsByRootAndName,a=o[i],s=e[e.length-1],c=t._cacheIndex;s._cacheIndex=c,e[c]=s,e.pop(),delete a[r],0===Object.keys(a).length&&delete o[i]},_lendBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=this._nActiveBindings++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=--this._nActiveBindings,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,n=t[e];return void 0===n&&((n=new Ni(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,n=t.__cacheIndex,i=--this._nActiveControlInterpolants,r=e[i];t.__cacheIndex=i,e[i]=t,r.__cacheIndex=n,e[n]=r},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e){var n,i,r=e||this._root,o=r.uuid,a="string"==typeof t?ji.findByName(r,t):t,s=null!==a?a.uuid:t,c=this._actionsByClip[s],l=null;if(void 0!==c){if(void 0!==(n=c.actionByRoot[o]))return n;l=c.knownActions[0],null===a&&(a=l._clip)}return null===a?null:(i=new $r(this,a,e),this._bindAction(i,l),this._addInactiveAction(i,s,o),i)},existingAction:function(t,e){var n=e||this._root,i=n.uuid,r="string"==typeof t?ji.findByName(n,t):t,o=r?r.uuid:t,a=this._actionsByClip[o];return void 0!==a&&a.actionByRoot[i]||null},stopAllAction:function(){var t,e=this._actions,n=this._nActiveActions,i=this._bindings,r=this._nActiveBindings;for(this._nActiveActions=0,this._nActiveBindings=0,t=0;t!==n;++t)e[t].reset();for(t=0;t!==r;++t)i[t].useCount=0;return this},update:function(t){var e,n,i,r,o,a,s,c;for(t*=this.timeScale,e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1,a=0;a!==n;++a)e[a]._update(i,t,r,o);for(s=this._bindings,c=this._nActiveBindings,a=0;a!==c;++a)s[a].apply(o);return this},setTime:function(t){this.time=0;for(var e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(t)},getRoot:function(){return this._root},uncacheClip:function(t){var e,n,i,r,o,a,s=this._actions,c=t.uuid,l=this._actionsByClip,u=l[c];if(void 0!==u){for(n=0,i=(e=u.knownActions).length;n!==i;++n)r=e[n],this._deactivateAction(r),o=r._cacheIndex,a=s[s.length-1],r._cacheIndex=null,r._byClipCacheIndex=null,a._cacheIndex=o,s[o]=a,s.pop(),this._removeInactiveBindingsForAction(r);delete l[c]}},uncacheRoot:function(t){var e,n,i,r,o,a=t.uuid,s=this._actionsByClip;for(e in s)void 0!==(n=s[e].actionByRoot[a])&&(this._deactivateAction(n),this._removeInactiveAction(n));if(void 0!==(i=this._bindingsByRootAndName[a]))for(r in i)(o=i[r]).restoreOriginalState(),this._removeInactiveBinding(o)},uncacheAction:function(t,e){var n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}),Kr.prototype.clone=function(){return new Kr(void 0===this.value.clone?this.value:this.value.clone())},to.prototype=Object.assign(Object.create(Ve.prototype),{constructor:to,isInstancedInterleavedBuffer:1,copy:function(t){return Ve.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this}}),Object.assign(function(t,e,n,i){this.ray=new v(t,e),this.near=n||0,this.far=i||1/0,this.camera=null,this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return this.Points}}})}.prototype,{linePrecision:1,set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera&&(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e)},intersectObject:function(t,e,n){var i=n||[];return no(t,this,i,e),i.sort(eo),i},intersectObjects:function(t,e,n){var i,r,o=n||[];if(0==Array.isArray(t))return o;for(i=0,r=t.length;i<r;i++)no(t[i],this,o,e);return o.sort(eo),o}}),Object.assign(function(t,e,n){return this.radius=void 0!==t?t:1,this.phi=void 0!==e?e:0,this.theta=void 0!==n?n:0,this}.prototype,{set:function(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},setFromCartesianCoords:function(t,e,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(ic.clamp(e/this.radius,-1,1))),this}}),Object.assign(function(t,e,n){return this.radius=void 0!==t?t:1,this.theta=void 0!==e?e:0,this.y=void 0!==n?n:0,this}.prototype,{set:function(t,e,n){return this.radius=t,this.theta=e,this.y=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this},setFromVector3:function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},setFromCartesianCoords:function(t,e,n){return this.radius=Math.sqrt(t*t+n*n),this.theta=Math.atan2(t,n),this.y=e,this}}),Ch=new e,Object.assign(io.prototype,{set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(t,e){var n=Ch.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){return void 0===t&&(t=new e),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(t=new e),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y?0:1},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,n){return void 0===n&&(n=new e),n.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(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?0:1},clampPoint:function(t,n){return void 0===n&&(n=new e),n.copy(t).clamp(this.min,this.max)},distanceToPoint:function(t){return Ch.copy(t).clamp(this.min,this.max).sub(t).length()},intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Ph=new i,Eh=new i,Object.assign(ro.prototype,{set:function(t,e){return this.start.copy(t),this.end.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.start.copy(t.start),this.end.copy(t.end),this},getCenter:function(t){return void 0===t&&(t=new i),t.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(t){return void 0===t&&(t=new i),t.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(t,e){return void 0===e&&(e=new i),this.delta(e).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(t,e){var n,i;return Ph.subVectors(t,this.start),Eh.subVectors(this.end,this.start),n=Eh.dot(Eh),i=Eh.dot(Ph)/n,e&&(i=ic.clamp(i,0,1)),i},closestPointToPoint:function(t,e,n){var r=this.closestPointToPointParameter(t,e);return void 0===n&&(n=new i),this.delta(n).multiplyScalar(r).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}),oo.prototype=Object.create(p.prototype),oo.prototype.constructor=oo,oo.prototype.isImmediateRenderObject=1,Nh=new i,Oh=new i,Dh=new r,Ih=["a","b","c"],ao.prototype=Object.create(tn.prototype),ao.prototype.constructor=ao,ao.prototype.update=function(){var t,e,n,i,r,o,a,s,c,l,u,h,p,d,f;if(this.object.updateMatrixWorld(1),Dh.getNormalMatrix(this.object.matrixWorld),t=this.object.matrixWorld,e=this.geometry.attributes.position,(n=this.object.geometry)&&n.isGeometry)for(i=n.vertices,o=0,a=0,s=(r=n.faces).length;a<s;a++)for(l=0,u=(c=r[a]).vertexNormals.length;l<u;l++)h=i[c[Ih[l]]],p=c.vertexNormals[l],Nh.copy(h).applyMatrix4(t),Oh.copy(p).applyMatrix3(Dh).normalize().multiplyScalar(this.size).add(Nh),e.setXYZ(o,Nh.x,Nh.y,Nh.z),o+=1,e.setXYZ(o,Oh.x,Oh.y,Oh.z),o+=1;else if(n&&n.isBufferGeometry)for(d=n.attributes.position,f=n.attributes.normal,o=0,l=0,u=d.count;l<u;l++)Nh.set(d.getX(l),d.getY(l),d.getZ(l)).applyMatrix4(t),Oh.set(f.getX(l),f.getY(l),f.getZ(l)),Oh.applyMatrix3(Dh).normalize().multiplyScalar(this.size).add(Nh),e.setXYZ(o,Nh.x,Nh.y,Nh.z),o+=1,e.setXYZ(o,Oh.x,Oh.y,Oh.z),o+=1;e.needsUpdate=1},zh=new i,so.prototype=Object.create(p.prototype),so.prototype.constructor=so,so.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},so.prototype.update=function(){var t,e;this.light.updateMatrixWorld(),e=(t=this.light.distance?this.light.distance:1e3)*Math.tan(this.light.angle),this.cone.scale.set(e,e,t),zh.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(zh),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)},Rh=new i,Fh=new l,kh=new l,co.prototype=Object.create(tn.prototype),co.prototype.constructor=co,co.prototype.updateMatrixWorld=function(t){var e,n,i,r=this.bones,o=this.geometry,a=o.getAttribute("position");for(kh.getInverse(this.root.matrixWorld),e=0,n=0;e<r.length;e++)(i=r[e]).parent&&i.parent.isBone&&(Fh.multiplyMatrices(kh,i.matrixWorld),Rh.setFromMatrixPosition(Fh),a.setXYZ(n,Rh.x,Rh.y,Rh.z),Fh.multiplyMatrices(kh,i.parent.matrixWorld),Rh.setFromMatrixPosition(Fh),a.setXYZ(n+1,Rh.x,Rh.y,Rh.z),n+=2);o.getAttribute("position").needsUpdate=1,p.prototype.updateMatrixWorld.call(this,t)},lo.prototype=Object.create(B.prototype),lo.prototype.constructor=lo,lo.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},lo.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)},uo.prototype=Object.create(Ke.prototype),uo.prototype.constructor=uo,uo.prototype.update=function(){var t,e;this.scale.set(.5*this.light.width,.5*this.light.height,1),void 0!==this.color?(this.material.color.set(this.color),this.children[0].material.color.set(this.color)):(this.material.color.copy(this.light.color).multiplyScalar(this.light.intensity),t=this.material.color,(e=Math.max(t.r,t.g,t.b))>1&&t.multiplyScalar(1/e),this.children[0].material.color.copy(this.material.color))},uo.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()},Bh=new i,Uh=new x,jh=new x,ho.prototype=Object.create(p.prototype),ho.prototype.constructor=ho,ho.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},ho.prototype.update=function(){var t,e,n,i,r=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{for(t=r.geometry.getAttribute("color"),Uh.copy(this.light.color),jh.copy(this.light.groundColor),e=0,n=t.count;e<n;e++)i=e<n/2?Uh:jh,t.setXYZ(e,i.r,i.g,i.b);t.needsUpdate=1}r.lookAt(Bh.setFromMatrixPosition(this.light.matrixWorld).negate())},po.prototype=Object.create(B.prototype),po.prototype.constructor=po,po.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},po.prototype.onBeforeRender=function(){this.position.copy(this.lightProbe.position),this.scale.set(1,1,1).multiplyScalar(this.size),this.material.uniforms.intensity.value=this.lightProbe.intensity},fo.prototype=Object.assign(Object.create(tn.prototype),{constructor:fo,copy:function(t){return tn.prototype.copy.call(this,t),this.geometry.copy(t.geometry),this.material.copy(t.material),this},clone:function(){return(new this.constructor).copy(this)}}),mo.prototype=Object.create(tn.prototype),mo.prototype.constructor=mo,go.prototype=Object.create(Ke.prototype),go.prototype.constructor=go,go.prototype.update=function(){function t(t,i,o,a){var s=(i-t)/o;for(f.setXYZ(h,0,0,0),p++,e=t;e<i;e+=s)n=h+p,f.setXYZ(n,Math.sin(e)*r,0,Math.cos(e)*r),f.setXYZ(n+1,Math.sin(Math.min(e+s,i))*r,0,Math.cos(Math.min(e+s,i))*r),f.setXYZ(n+2,0,0,0),p+=3;d.addGroup(h,p,a),h+=p,p=0}var e,n,i=this.audio,r=this.range,o=this.divisionsInnerAngle,a=this.divisionsOuterAngle,s=ic.degToRad(i.panner.coneInnerAngle),c=ic.degToRad(i.panner.coneOuterAngle),l=s/2,u=c/2,h=0,p=0,d=this.geometry,f=d.attributes.position;d.clearGroups(),t(-u,-l,a,0),t(-l,l,o,1),t(l,u,a,0),f.needsUpdate=1,s===c&&(this.material[0].visible=0)},go.prototype.dispose=function(){this.geometry.dispose(),this.material[0].dispose(),this.material[1].dispose()},Vh=new i,Gh=new i,Wh=new r,vo.prototype=Object.create(tn.prototype),vo.prototype.constructor=vo,vo.prototype.update=function(){var t,e,n,i,r,o,a,s,c,l;for(this.object.updateMatrixWorld(1),Wh.getNormalMatrix(this.object.matrixWorld),t=this.object.matrixWorld,e=this.geometry.attributes.position,i=(n=this.object.geometry).vertices,o=0,a=0,s=(r=n.faces).length;a<s;a++)l=(c=r[a]).normal,Vh.copy(i[c.a]).add(i[c.b]).add(i[c.c]).divideScalar(3).applyMatrix4(t),Gh.copy(l).applyMatrix3(Wh).normalize().multiplyScalar(this.size).add(Vh),e.setXYZ(o,Vh.x,Vh.y,Vh.z),o+=1,e.setXYZ(o,Gh.x,Gh.y,Gh.z),o+=1;e.needsUpdate=1},Hh=new i,qh=new i,Xh=new i,yo.prototype=Object.create(p.prototype),yo.prototype.constructor=yo,yo.prototype.dispose=function(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()},yo.prototype.update=function(){Hh.setFromMatrixPosition(this.light.matrixWorld),qh.setFromMatrixPosition(this.light.target.matrixWorld),Xh.subVectors(qh,Hh),this.lightPlane.lookAt(qh),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(qh),this.targetLine.scale.z=Xh.length()},Yh=new i,Zh=new q,xo.prototype=Object.create(tn.prototype),xo.prototype.constructor=xo,xo.prototype.update=function(){var t=this.geometry,e=this.pointMap;Zh.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),bo("c",e,t,Zh,0,0,-1),bo("t",e,t,Zh,0,0,1),bo("n1",e,t,Zh,-1,-1,-1),bo("n2",e,t,Zh,1,-1,-1),bo("n3",e,t,Zh,-1,1,-1),bo("n4",e,t,Zh,1,1,-1),bo("f1",e,t,Zh,-1,-1,1),bo("f2",e,t,Zh,1,-1,1),bo("f3",e,t,Zh,-1,1,1),bo("f4",e,t,Zh,1,1,1),bo("u1",e,t,Zh,.7,1.1,-1),bo("u2",e,t,Zh,-.7,1.1,-1),bo("u3",e,t,Zh,0,2,-1),bo("cf1",e,t,Zh,-1,0,1),bo("cf2",e,t,Zh,1,0,1),bo("cf3",e,t,Zh,0,-1,1),bo("cf4",e,t,Zh,0,1,1),bo("cn1",e,t,Zh,-1,0,-1),bo("cn2",e,t,Zh,1,0,-1),bo("cn3",e,t,Zh,0,-1,-1),bo("cn4",e,t,Zh,0,1,-1),t.getAttribute("position").needsUpdate=1},Jh=new f,_o.prototype=Object.create(tn.prototype),_o.prototype.constructor=_o,_o.prototype.update=function(){var t,e,n,i;void 0!==this.object&&Jh.setFromObject(this.object),Jh.isEmpty()||(t=Jh.min,e=Jh.max,(i=(n=this.geometry.attributes.position).array)[0]=e.x,i[1]=e.y,i[2]=e.z,i[3]=t.x,i[4]=e.y,i[5]=e.z,i[6]=t.x,i[7]=t.y,i[8]=e.z,i[9]=e.x,i[10]=t.y,i[11]=e.z,i[12]=e.x,i[13]=e.y,i[14]=t.z,i[15]=t.x,i[16]=e.y,i[17]=t.z,i[18]=t.x,i[19]=t.y,i[20]=t.z,i[21]=e.x,i[22]=t.y,i[23]=t.z,n.needsUpdate=1,this.geometry.computeBoundingSphere())},_o.prototype.setFromObject=function(t){return this.object=t,this.update(),this},_o.prototype.copy=function(t){return tn.prototype.copy.call(this,t),this.object=t.object,this},_o.prototype.clone=function(){return(new this.constructor).copy(this)},wo.prototype=Object.create(tn.prototype),wo.prototype.constructor=wo,wo.prototype.updateMatrixWorld=function(t){var e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),p.prototype.updateMatrixWorld.call(this,t))},Mo.prototype=Object.create(Ke.prototype),Mo.prototype.constructor=Mo,Mo.prototype.updateMatrixWorld=function(t){var e=-this.plane.constant;Math.abs(e)<1e-8&&(e=1e-8),this.scale.set(.5*this.size,.5*this.size,e),this.children[0].material.side=e<0?jo:Uo,this.lookAt(this.plane.normal),p.prototype.updateMatrixWorld.call(this,t)},$h=new i,So.prototype=Object.create(p.prototype),So.prototype.constructor=So,So.prototype.setDirection=function(t){if(t.y>.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{$h.set(t.z,0,-t.x).normalize();var e=Math.acos(t.y);this.quaternion.setFromAxisAngle($h,e)}},So.prototype.setLength=function(t,e,n){void 0===e&&(e=.2*t),void 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diff --git a/src/finalizeMesh.js b/src/finalizeMesh.js
index db581de..6cab5f1 100644
--- a/src/finalizeMesh.js
+++ b/src/finalizeMesh.js
@@ -52,7 +52,7 @@ finalizeMesh.prototype = {
                                     geometry.morphAttributes.position[mt].getY(i),
                                     geometry.morphAttributes.position[mt].getZ(i));
 
-                                tempMorph = morph;
+                                tempMorph.addScaledVector(morph.sub(morphVector), geometry.morphTargetInfluences[mt]);
                                 tempMorph.applyMatrix4(mesh.matrixWorld).applyMatrix4(mrot).applyMatrix4(msca);
                             }
                             morphVector.add(tempMorph);