Mipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;let n={uniforms:{tEquirect:{value:null}},vertexShader:` varying vec3 vWorldDirection; vec3 transformDirection( in vec3 dir, in mat4 matrix ) { return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz ); } void main() { vWorldDirection = transformDirection( position, modelMatrix ); #include #include } `,fragmentShader:` uniform sampler2D tEquirect; varying vec3 vWorldDirection; #include void main() { vec3 direction = normalize( vWorldDirection ); vec2 sampleUV = equirectUv( direction ); gl_FragColor = texture2D( tEquirect, sampleUV ); } `},i=new Hi(5,5,5),r=new nn({name:"CubemapFromEquirect",uniforms:Ki(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:$e,blending:Bn});r.uniforms.tEquirect.value=e;let a=new Me(i,r),o=e.minFilter;return e.minFilter===Vn&&(e.minFilter=ve),new _l(1,10,this).update(t,a),e.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(t,e=!0,n=!0,i=!0){let r=t.getRenderTarget();for(let a=0;a<6;a++)t.setRenderTarget(this,a),t.clear(e,n,i);t.setRenderTarget(r)}};function Qv(s){let t=new WeakMap,e=new WeakMap,n=null;function i(u,f=!1){return u==null?null:f?a(u):r(u)}function r(u){if(u&&u.isTexture){let f=u.mapping;if(f===Kr||f===Qr)if(t.has(u)){let p=t.get(u).texture;return o(p,u.mapping)}else{let p=u.image;if(p&&p.height>0){let _=new gc(p.height);return _.fromEquirectangularTexture(s,u),t.set(u,_),u.addEventListener("dispose",c),o(_.texture,u.mapping)}else return null}}return u}function a(u){if(u&&u.isTexture){let f=u.mapping,p=f===Kr||f===Qr,_=f===zn||f===yi;if(p||_){let g=e.get(u),m=g!==void 0?g.texture.pmremVersion:0;if(u.isRenderTargetTexture&&u.pmremVersion!==m)return n===null&&(n=new mc(s)),g=p?n.fromEquirectangular(u,g):n.fromCubemap(u,g),g.texture.pmremVersion=u.pmremVersion,e.set(u,g),g.texture;if(g!==void 0)return g.texture;{let S=u.image;return p&&S&&S.height>0||_&&S&&l(S)?(n===null&&(n=new mc(s)),g=p?n.fromEquirectangular(u):n.fromCubemap(u),g.texture.pmremVersion=u.pmremVersion,e.set(u,g),u.addEventListener("dispose",h),g.texture):null}}}return u}function o(u,f){return f===Kr?u.mapping=zn:f===Qr&&(u.mapping=yi),u}function l(u){let f=0,p=6;for(let _=0;_=65535?Sr:yr)(u,1);g.version=_;let m=r.get(d);m&&t.remove(m),r.set(d,g)}function h(d){let u=r.get(d);if(u){let f=d.index;f!==null&&u.version