ingState=v,this.numIntersection=M?this.numPlanes:0,this.numPlanes+=b}};function c(){l.value!==t&&(l.value=t,l.needsUpdate=n>0),e.numPlanes=n,e.numIntersection=0}function h(f,u,d,g){let M=f!==null?f.length:0,m=null;if(M!==0){if(m=l.value,g!==!0||m===null){let p=d+M*4,b=u.matrixWorldInverse;o.getNormalMatrix(b),(m===null||m.length0&&this._blur(l,0,0,t),this._applyPMREM(l),this._cleanup(l),l}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=of(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=af(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose(),this._backgroundBox!==null&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._ggxMaterial!==null&&this._ggxMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e2?T:0,T,T),f.setRenderTarget(s),p&&f.render(M,l),f.render(e,l)}f.toneMapping=d,f.autoClear=u,e.background=b}_textureToCubeUV(e,t){let n=this._renderer,s=e.mapping===Gi||e.mapping===us;s?(this._cubemapMaterial===null&&(this._cubemapMaterial=of()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=af());let r=s?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;let o=r.uniforms;o.envMap.value=e;let l=this._cubeSize;rr(t,0,0,3*l,2*l),n.setRenderTarget(t),n.render(a,wa)}_applyPMREM(e){let t=this._renderer,n=t.autoClear;t.autoClear=!1