#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
#include <batching_vertex>
#include <beginnormal_vertex>
#include <morphinstance_vertex>
#include <morphnormal_vertex>
#include <skinbase_vertex>
#include <skinnormal_vertex>
#include <defaultnormal_vertex>
#include <begin_vertex>
#include <morphtarget_vertex>
#include <skinning_vertex>
#include <project_vertex>
#include <logdepthbuf_vertex>
#include <worldpos_vertex>
#include <shadowmap_vertex>
#include <fog_vertex>
}`,um=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
#include <logdepthbuf_fragment>
gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
#include <tonemapping_fragment>
#include <colorspace_fragment>
#include <fog_fragment>
}`,dm=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
#include <uv_vertex>
vec4 mvPosition = modelViewMatrix[ 3 ];
vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );
#ifndef USE_SIZEATTENUATION
bool isPerspective = isPerspectiveMatrix( projectionMatrix );
if ( isPerspective ) scale *= - mvPosition.z;
#endif
vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
vec2 rotatedPosition;
rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
mvPosition.xy += rotatedPosition;
gl_Position = projectionMatrix * mvPosition;
#include <logdepthbuf_vertex>
#include <clipping_planes_vertex>
#include <fog_vertex>
}`,fm=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
vec4 diffuseColor = vec4( diffuse, opacity );
#include <clipping_planes_fragment>
vec3 outgoingLight = vec3( 0.0 );
#include <logdepthbuf_fragment>
#include <map_fragment>
#include <alphamap_fragment>
#include <alphatest_fragment>
#include <alphahash_fragment>
outgoingLight = diffuseColor.rgb;
#include <opaque_fragment>
#include <tonemapping_fragment>
#include <colorspace_fragment>
#include <fog_fragment>
}`,Gt={alphahash_fragment:Ud,alphahash_pars_fragment:Nd,alphamap_fragment:Fd,alphamap_pars_fragment:Od,alphatest_fragment:Bd,alphatest_pars_fragment:zd,aomap_fragment:kd,aomap_pars_fragment:Hd,batching_pars_vertex:Vd,batching_vertex:Gd,begin_vertex:Wd,beginnormal_vertex:Xd,bsdfs:qd,iridescence_fragment:Yd,bumpmap_pars_fragment:Zd,clipping_planes_fragment:Jd,clipping_planes_pars_fragment:$d,clipping_planes_pars_vertex:Kd,clipping_planes_vertex:jd,color_fragment:Qd,color_pars_fragment:tf,color_pars_vertex:ef,color_vertex:nf,common:sf,cube_uv_reflection_fragment:rf,defaultnormal_vertex:af,displacementmap_pars_vertex:of,displacementmap_vertex:lf,emissivemap_fragment:cf,emissivemap_pars_fragment:hf,colorspace_fragment:uf,colorspace_pars_fragment:df,envmap_fragment:ff,envmap_common_pars_fragment:pf,envmap_pars_fragment:mf,envmap_pars_vertex:gf,envmap_physical_pars_fragment:wf,envmap_vertex:_f,fog_vertex:vf,fog_pars_vertex:xf,fog_fragment:Mf,fog_pars_fragment:yf,gradientmap_pars_fragment:Sf,lightmap_pars_fragment:Ef,lights_lambert_fragment:Tf,lights_lambert_pars_fragment:bf,lights_pars_begin:Af,lights_toon_fragment:Rf,lights_toon_pars_fragment:Cf,lights_phong_fragment:Pf,lights_phong_pars_fragment:Lf,lights_physical_fragment:Df,lights_physical_pars_fragment:If,lights_fragment_begin:Uf,lights_fragment_maps:Nf,lights_fragment_end:Ff,logdepthbuf_fragment:Of,logdepthbuf_pars_fragment:Bf,logdepthbuf_pars_vertex:zf,logdepthbuf_vertex:kf,map_fragment:Hf,map_pars_fragment:Vf,map_particle_fragment:Gf,map_particle_pars_fragment:Wf,metalnessmap_fragment:Xf,metalnessmap_pars_fragment:qf,morphinstance_vertex:Yf,morphcolor_vertex:Zf,morphnormal_vertex:Jf,morphtarget_pars_vertex:$f,morphtarget_vertex:Kf,normal_fragment_begin:jf,normal_fragment_maps:Qf,normal_pars_fragment:tp,normal_pars_vertex:ep,normal_vertex:np,normalmap_pars_fragment:ip,clearcoat_normal_fragment_begin:sp,clearcoat_normal_fragment_maps:rp,clearcoat_pars_fragment:ap,iridescence_pars_fragment:op,opaque_fragment:lp,packing:cp,premultiplied_alpha_fragment:hp,project_vertex:up,dithering_fragment:dp,dithering_pars_fragment:fp,roughnessmap_fragment:pp,roughnessmap_pars_fragment:mp,shadowmap_pars_fragment:gp,shadowmap_pars_vertex:_p,shadowmap_vertex:vp,shadowmask_pars_fragment:xp,skinbase_vertex:Mp,skinning_pars_vertex:yp,skinning_vertex:Sp,skinnormal_vertex:Ep,specularmap_fragment:Tp,specularmap_pars_fragment:bp,tonemapping_fragment:Ap,tonemapping_pars_fragment:wp,transmission_fragment:Rp,transmission_pars_fragment:Cp,uv_pars_fragment:Pp,uv_pars_vertex:Lp,uv_vertex:Dp,worldpos_vertex:Ip,background_vert:Up,background_frag:Np,backgroundCube_vert:Fp,backgroundCube_frag:Op,cube_vert:Bp,cube_frag:zp,depth_vert:kp,depth_frag:Hp,distanceRGBA_vert:Vp,distanceRGBA_frag:Gp,equirect_vert:Wp,equirect_frag:Xp,linedashed_vert:qp,linedashed_frag:Yp,meshbasic_vert:Zp,meshbasic_frag:Jp,meshlambert_vert:$p,meshlambert_frag:Kp,meshmatcap_vert:jp,meshmatcap_frag:Qp,meshnormal_vert:tm,meshnormal_frag:em,meshphong_vert:nm,meshphong_frag:im,meshphysical_vert:sm,meshphysical_frag:rm,meshtoon_vert:am,meshtoon_frag:om,points_vert:lm,points_frag:cm,shadow_vert:hm,shadow_frag:um,sprite_vert:dm,sprite_frag:fm},ft={common:{diffuse:{value:new Wt(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Vt},alphaMap:{value:null},alphaMapTransform:{value:new Vt},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Vt}},envmap:{envMap:{value:null},envMapRotation:{value:new Vt},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Vt}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Vt}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Vt},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Vt},normalScale:{value:new ot(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Vt},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Vt}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Vt}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Vt}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Wt(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Wt(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Vt},alphaTest:{value:0},uvTransform:{value:new Vt}},sprite:{diffuse:{value:new Wt(16777215)},opacity:{value:1},center:{value:new ot(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Vt},alphaMap:{value:null},alphaMapTransform:{value:new Vt},alphaTest:{value:0}}},Qe={basic:{uniforms:Re([ft.common,ft.specularmap,ft.envmap,ft.aomap,ft.lightmap,ft.fog]),vertexShader:Gt.meshbasic_vert,fragmentShader:Gt.meshbasic_frag},lambert:{uniforms:Re([ft.common,ft.specularmap,ft.envmap,ft.aomap,ft.lightmap,ft.emissivemap,ft.bumpmap,ft.normalmap,ft.displacementmap,ft.fog,ft.lights,{emissive:{value:new Wt(0)}}]),vertexShader:Gt.meshlambert_vert,fragmentShader:Gt.meshlambert_frag},phong:{uniforms:Re([ft.common,ft.specularmap,ft.envmap,ft.aomap,ft.lightmap,ft.emissivemap,ft.bumpmap,ft.normalmap,ft.displacementmap,ft.fog,ft.lights,{emissive:{value:new Wt(0)},specular:{value:new Wt(1118481)},shininess:{value:30}}]),vertexShader:Gt.meshphong_vert,fragmentShader:Gt.meshphong_frag},standard:{uniforms:Re([ft.common,ft.envmap,ft.aomap,ft.lightmap,ft.emissivemap,ft.bumpmap,ft.normalmap,ft.displacementmap,ft.roughnessmap,ft.metalnessmap,ft.fog,ft.lights,{emissive:{value:new Wt(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Gt.meshphysical_vert,fragmentShader:Gt.meshphysical_frag},toon:{uniforms:Re([ft.common,ft.aomap,ft.lightmap,ft.emissivemap,ft.bumpmap,ft.normalmap,ft.displacementmap,ft.gradientmap,ft.fog,ft.lights,{emissive:{value:new Wt(0)}}]),vertexShader:Gt.meshtoon_vert,fragmentShader:Gt.meshtoon_frag},matcap:{uniforms:Re([ft.common,ft.bumpmap,ft.normalmap,ft.displacementmap,ft.fog,{matcap:{value:null}}]),vertexShader:Gt.meshmatcap_vert,fragmentShader:Gt.meshmatcap_frag},points:{uniforms:Re([ft.points,ft.fog]),vertexShader:Gt.points_vert,fragmentShader:Gt.points_frag},dashed:{uniforms:Re([ft.common,ft.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Gt.linedashed_vert,fragmentShader:Gt.linedashed_frag},depth:{uniforms:Re([ft.common,ft.displacementmap]),vertexShader:Gt.depth_vert,fragmentShader:Gt.depth_frag},normal:{uniforms:Re([ft.common,ft.bumpmap,ft.normalmap,ft.displacementmap,{opacity:{value:1}}]),vertexShader:Gt.meshnormal_vert,fragmentShader:Gt.meshnormal_frag},sprite:{uniforms:Re([ft.sprite,ft.fog]),vertexShader:Gt.sprite_vert,fragmentShader:Gt.sprite_frag},background:{uniforms:{uvTransform:{value:new Vt},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Gt.background_vert,fragmentShader:Gt.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Vt}},vertexShader:Gt.backgroundCube_vert,fragmentShader:Gt.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Gt.cube_vert,fragmentShader:Gt.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Gt.equirect_vert,fragmentShader:Gt.equirect_frag},distanceRGBA:{uniforms:Re([ft.common,ft.displacementmap,{referencePosition:{value:new P},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Gt.distanceRGBA_vert,fragmentShader:Gt.distanceRGBA_frag},shadow:{uniforms:Re([ft.lights,ft.fog,{color:{value:new Wt(0)},opacity:{value:1}}]),vertexShader:Gt.shadow_vert,fragmentShader:Gt.shadow_frag}};Qe.physical={uniforms:Re([Qe.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Vt},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Vt},clearcoatNormalScale:{value:new ot(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Vt},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Vt},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Vt},sheen:{value:0},sheenColor:{value:new Wt(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Vt},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Vt},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Vt},transmissionSamplerSize:{value:new ot},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Vt},attenuationDistance:{value:0},attenuationColor:{value:new Wt(0)},specularColor:{value:new Wt(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Vt},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Vt},anisotropyVector:{value:new ot},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Vt}}]),vertexShader:Gt.meshphysical_vert,fragmentShader:Gt.meshphysical_frag};const Ks={r:0,b:0,g:0},Hn=new Ke,pm=new Qt;function mm(i,t,e,n,s,r,a){const o=new Wt(0);let c=r===!0?0:1,l,h,u=null,f=0,p=null;function g(T){let y=T.isScene===!0?T.background:null;return y&&y.isTexture&&(y=(T.backgroundBlurriness>0?e:t).get(y)),y}function _(T){let y=!1;const 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S(){s.geometry=null,s.program=null,s.wireframe=!1}return{setup:o,reset:I,resetDefaultState:S,dispose:w,releaseStatesOfGeometry:C,releaseStatesOfProgram:L,initAttributes:_,enableAttribute:m,disableUnusedAttributes:b}}function _m(i,t,e){let n;function s(l){n=l}function r(l,h){i.drawArrays(n,l,h),e.update(h,n,1)}function a(l,h,u){u!==0&&(i.drawArraysInstanced(n,l,h,u),e.update(h,n,u))}function o(l,h,u){if(u===0)return;t.get("WEBGL_multi_draw").multiDrawArraysWEBGL(n,l,0,h,0,u);let p=0;for(let g=0;g<u;g++)p+=h[g];e.update(p,n,1)}function c(l,h,u,f){if(u===0)return;const p=t.get("WEBGL_multi_draw");if(p===null)for(let g=0;g<l.length;g++)a(l[g],h[g],f[g]);else{p.multiDrawArraysInstancedWEBGL(n,l,0,h,0,f,0,u);let g=0;for(let _=0;_<u;_++)g+=h[_]*f[_];e.update(g,n,1)}}this.setMode=s,this.render=r,this.renderInstances=a,this.renderMultiDraw=o,this.renderMultiDrawInstances=c}function vm(i,t,e,n){let s;function r(){if(s!==void 0)return s;if(t.has("EXT_texture_filter_anisotropic")===!0){const L=t.get("EXT_texture_filter_anisotropic");s=i.getParameter(L.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else s=0;return s}function a(L){return!(L!==Je&&n.convert(L)!==i.getParameter(i.IMPLEMENTATION_COLOR_READ_FORMAT))}function o(L){const I=L===vs&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(L!==on&&n.convert(L)!==i.getParameter(i.IMPLEMENTATION_COLOR_READ_TYPE)&&L!==sn&&!I)}function c(L){if(L==="highp"){if(i.getShaderPrecisionFormat(i.VERTEX_SHADER,i.HIGH_FLOAT).precision>0&&i.getShaderPrecisionFormat(i.FRAGMENT_SHADER,i.HIGH_FLOAT).precision>0)return"highp";L="mediump"}return L==="mediump"&&i.getShaderPrecisionFormat(i.VERTEX_SHADER,i.MEDIUM_FLOAT).precision>0&&i.getShaderPrecisionFormat(i.FRAGMENT_SHADER,i.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let l=e.precision!==void 0?e.precision:"highp";const h=c(l);h!==l&&(console.warn("THREE.WebGLRenderer:",l,"not supported, using",h,"instead."),l=h);const u=e.logarithmicDepthBuffer===!0,f=e.reversedDepthBuffer===!0&&t.has("EXT_clip_control"),p=i.getParameter(i.MAX_TEXTURE_IMAGE_UNITS),g=i.getParameter(i.MAX_VERTEX_TEXTURE_IMAGE_UNITS),_=i.getParameter(i.MAX_TEXTURE_SIZE),m=i.getParameter(i.MAX_CUBE_MAP_TEXTURE_SIZE),d=i.getParameter(i.MAX_VERTEX_ATTRIBS),b=i.getParameter(i.MAX_VERTEX_UNIFORM_VECTORS),T=i.getParameter(i.MAX_VARYING_VECTORS),y=i.getParameter(i.MAX_FRAGMENT_UNIFORM_VECTORS),w=g>0,C=i.getParameter(i.MAX_SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:r,getMaxPrecision:c,textureFormatReadable:a,textureTypeReadable:o,precision:l,logarithmicDepthBuffer:u,reversedDepthBuffer:f,maxTextures:p,maxVertexTextures:g,maxTextureSize:_,maxCubemapSize:m,maxAttributes:d,maxVertexUniforms:b,maxVaryings:T,maxFragmentUniforms:y,vertexTextures:w,maxSamples:C}}function xm(i){const t=this;let e=null,n=0,s=!1,r=!1;const a=new Rn,o=new Vt,c={value:null,needsUpdate:!1};this.uniform=c,this.numPlanes=0,this.numIntersection=0,this.init=function(u,f){const p=u.length!==0||f||n!==0||s;return s=f,n=u.length,p},this.beginShadows=function(){r=!0,h(null)},this.endShadows=function(){r=!1},this.setGlobalState=function(u,f){e=h(u,f,0)},this.setState=function(u,f,p){const g=u.clippingPlanes,_=u.clipIntersection,m=u.clipShadows,d=i.get(u);if(!s||g===null||g.length===0||r&&!m)r?h(null):l();else{const b=r?0:n,T=b*4;let y=d.clippingState||null;c.value=y,y=h(g,f,T,p);for(let w=0;w!==T;++w)y[w]=e[w];d.clippingState=y,this.numIntersection=_?this.numPlanes:0,this.numPlanes+=b}};function l(){c.value!==e&&(c.value=e,c.needsUpdate=n>0),t.numPlanes=n,t.numIntersection=0}function h(u,f,p,g){const _=u!==null?u.length:0;let m=null;if(_!==0){if(m=c.value,g!==!0||m===null){const d=p+_*4,b=f.matrixWorldInverse;o.getNormalMatrix(b),(m===null||m.length<d)&&(m=new Float32Array(d));for(let T=0,y=p;T!==_;++T,y+=4)a.copy(u[T]).applyMatrix4(b,o),a.normal.toArray(m,y),m[y+3]=a.constant}c.value=m,c.needsUpdate=!0}return t.numPlanes=_,t.numIntersection=0,m}}function Mm(i){let t=new WeakMap;function e(a,o){return o===va?a.mapping=Ui:o===xa&&(a.mapping=Ni),a}function n(a){if(a&&a.isTexture){const o=a.mapping;if(o===va||o===xa)if(t.has(a)){const c=t.get(a).texture;return e(c,a.mapping)}else{const c=a.image;if(c&&c.height>0){const l=new Lu(c.height);return l.fromEquirectangularTexture(i,a),t.set(a,l),a.addEventListener("dispose",s),e(l.texture,a.mapping)}else return null}}return a}function s(a){const o=a.target;o.removeEventListener("dispose",s);const c=t.get(o);c!==void 0&&(t.delete(o),c.dispose())}function r(){t=new WeakMap}return{get:n,dispose:r}}const Ri=4,Xl=[.125,.215,.35,.446,.526,.582],Xn=20,na=new nh,ql=new Wt;let ia=null,sa=0,ra=0,aa=!1;const Gn=(1+Math.sqrt(5))/2,bi=1/Gn,Yl=[new P(-Gn,bi,0),new P(Gn,bi,0),new P(-bi,0,Gn),new P(bi,0,Gn),new P(0,Gn,-bi),new P(0,Gn,bi),new P(-1,1,-1),new P(1,1,-1),new P(-1,1,1),new P(1,1,1)],ym=new P;class ro{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,s=100,r={}){const{size:a=256,position:o=ym}=r;ia=this._renderer.getRenderTarget(),sa=this._renderer.getActiveCubeFace(),ra=this._renderer.getActiveMipmapLevel(),aa=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const c=this._allocateTargets();return c.depthBuffer=!0,this._sceneToCubeUV(t,n,s,c,o),e>0&&this._blur(c,0,0,e),this._applyPMREM(c),this._cleanup(c),c}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=$l(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=Jl(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let t=0;t<this._lodPlanes.length;t++)this._lodPlanes[t].dispose()}_cleanup(t){this._renderer.setRenderTarget(ia,sa,ra),this._renderer.xr.enabled=aa,t.scissorTest=!1,js(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===Ui||t.mapping===Ni?this._setSize(t.image.length===0?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),ia=this._renderer.getRenderTarget(),sa=this._renderer.getActiveCubeFace(),ra=this._renderer.getActiveMipmapLevel(),aa=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=e||this._allocateTargets();return this._textureToCubeUV(t,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,n={magFilter:nn,minFilter:nn,generateMipmaps:!1,type:vs,format:Je,colorSpace:Fi,depthBuffer:!1},s=Zl(t,e,n);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Zl(t,e,n);const{_lodMax:r}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=Sm(r)),this._blurMaterial=Em(r,t,e)}return s}_compileMaterial(t){const e=new ae(this._lodPlanes[0],t);this._renderer.compile(e,na)}_sceneToCubeUV(t,e,n,s,r){const c=new Be(90,1,e,n),l=[1,-1,1,1,1,1],h=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(ql),u.toneMapping=Ln,u.autoClear=!1,u.state.buffers.depth.getReversed()&&(u.setRenderTarget(s),u.clearDepth(),u.setRenderTarget(null));const _=new rs({name:"PMREM.Background",side:Ce,depthWrite:!1,depthTest:!1}),m=new ae(new si,_);let d=!1;const b=t.background;b?b.isColor&&(_.color.copy(b),t.background=null,d=!0):(_.color.copy(ql),d=!0);for(let T=0;T<6;T++){const y=T%3;y===0?(c.up.set(0,l[T],0),c.position.set(r.x,r.y,r.z),c.lookAt(r.x+h[T],r.y,r.z)):y===1?(c.up.set(0,0,l[T]),c.position.set(r.x,r.y,r.z),c.lookAt(r.x,r.y+h[T],r.z)):(c.up.set(0,l[T],0),c.position.set(r.x,r.y,r.z),c.lookAt(r.x,r.y,r.z+h[T]));const w=this._cubeSize;js(s,y*w,T>2?w:0,w,w),u.setRenderTarget(s),d&&u.render(m,c),u.render(t,c)}m.geometry.dispose(),m.material.dispose(),u.toneMapping=p,u.autoClear=f,t.background=b}_textureToCubeUV(t,e){const n=this._renderer,s=t.mapping===Ui||t.mapping===Ni;s?(this._cubemapMaterial===null&&(this._cubemapMaterial=$l()),this._cubemapMaterial.uniforms.flipEnvMap.value=t.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=Jl());const r=s?this._cubemapMaterial:this._equirectMaterial,a=new ae(this._lodPlanes[0],r),o=r.uniforms;o.envMap.value=t;const c=this._cubeSize;js(e,0,0,3*c,2*c),n.setRenderTarget(e),n.render(a,na)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;const s=this._lodPlanes.length;for(let r=1;r<s;r++){const a=Math.sqrt(this._sigmas[r]*this._sigmas[r]-this._sigmas[r-1]*this._sigmas[r-1]),o=Yl[(s-r-1)%Yl.length];this._blur(t,r-1,r,a,o)}e.autoClear=n}_blur(t,e,n,s,r){const a=this._pingPongRenderTarget;this._halfBlur(t,a,e,n,s,"latitudinal",r),this._halfBlur(a,t,n,n,s,"longitudinal",r)}_halfBlur(t,e,n,s,r,a,o){const c=this._renderer,l=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const h=3,u=new ae(this._lodPlanes[s],l),f=l.uniforms,p=this._sizeLods[n]-1,g=isFinite(r)?Math.PI/(2*p):2*Math.PI/(2*Xn-1),_=r/g,m=isFinite(r)?1+Math.floor(h*_):Xn;m>Xn&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${Xn}`);const d=[];let b=0;for(let L=0;L<Xn;++L){const I=L/_,S=Math.exp(-I*I/2);d.push(S),L===0?b+=S:L<m&&(b+=2*S)}for(let L=0;L<d.length;L++)d[L]=d[L]/b;f.envMap.value=t.texture,f.samples.value=m,f.weights.value=d,f.latitudinal.value=a==="latitudinal",o&&(f.poleAxis.value=o);const{_lodMax:T}=this;f.dTheta.value=g,f.mipInt.value=T-n;const y=this._sizeLods[s],w=3*y*(s>T-Ri?s-T+Ri:0),C=4*(this._cubeSize-y);js(e,w,C,3*y,2*y),c.setRenderTarget(e),c.render(u,na)}}function Sm(i){const t=[],e=[],n=[];let s=i;const r=i-Ri+1+Xl.length;for(let a=0;a<r;a++){const o=Math.pow(2,s);e.push(o);let c=1/o;a>i-Ri?c=Xl[a-i+Ri-1]:a===0&&(c=0),n.push(c);const l=1/(o-2),h=-l,u=1+l,f=[h,h,u,h,u,u,h,h,u,u,h,u],p=6,g=6,_=3,m=2,d=1,b=new Float32Array(_*g*p),T=new Float32Array(m*g*p),y=new Float32Array(d*g*p);for(let C=0;C<p;C++){const L=C%3*2/3-1,I=C>2?0:-1,S=[L,I,0,L+2/3,I,0,L+2/3,I+1,0,L,I,0,L+2/3,I+1,0,L,I+1,0];b.set(S,_*g*C),T.set(f,m*g*C);const M=[C,C,C,C,C,C];y.set(M,d*g*C)}const w=new be;w.setAttribute("position",new Xe(b,_)),w.setAttribute("uv",new Xe(T,m)),w.setAttribute("faceIndex",new Xe(y,d)),t.push(w),s>Ri&&s--}return{lodPlanes:t,sizeLods:e,sigmas:n}}function Zl(i,t,e){const n=new ti(i,t,e);return n.texture.mapping=pr,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function js(i,t,e,n,s){i.viewport.set(t,e,n,s),i.scissor.set(t,e,n,s)}function Em(i,t,e){const n=new Float32Array(Xn),s=new P(0,1,0);return new Un({name:"SphericalGaussianBlur",defines:{n:Xn,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/e,CUBEUV_MAX_MIP:`${i}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:zo(),fragmentShader:`
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
uniform int samples;
uniform float weights[ n ];
uniform bool latitudinal;
uniform float dTheta;
uniform float mipInt;
uniform vec3 poleAxis;
#define ENVMAP_TYPE_CUBE_UV
#include <cube_uv_reflection_fragment>
vec3 getSample( float theta, vec3 axis ) {
float cosTheta = cos( theta );
// Rodrigues' axis-angle rotation
vec3 sampleDirection = vOutputDirection * cosTheta
+ cross( axis, vOutputDirection ) * sin( theta )
+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );
return bilinearCubeUV( envMap, sampleDirection, mipInt );
}
void main() {
vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );
if ( all( equal( axis, vec3( 0.0 ) ) ) ) {
axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );
}
axis = normalize( axis );
gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );
for ( int i = 1; i < n; i++ ) {
if ( i >= samples ) {
break;
}
float theta = dTheta * float( i );
gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );
}
}
`,blending:Pn,depthTest:!1,depthWrite:!1})}function Jl(){return new Un({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:zo(),fragmentShader:`
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
#include <common>
void main() {
vec3 outputDirection = normalize( vOutputDirection );
vec2 uv = equirectUv( outputDirection );
gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );
}
`,blending:Pn,depthTest:!1,depthWrite:!1})}function $l(){return new Un({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:zo(),fragmentShader:`
precision mediump float;
precision mediump int;
uniform float flipEnvMap;
varying vec3 vOutputDirection;
uniform samplerCube envMap;
void main() {
gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );
}
`,blending:Pn,depthTest:!1,depthWrite:!1})}function zo(){return`
precision mediump float;
precision mediump int;
attribute float faceIndex;
varying vec3 vOutputDirection;
// RH coordinate system; PMREM face-indexing convention
