h]:"Neutral",[mh]:"Custom"};function Px(i,e){let t=Ix[e];return t===void 0?(Be("WebGLProgram: Unsupported toneMapping:",e),"vec3 "+i+"( vec3 color ) { return LinearToneMapping( color ); }"):"vec3 "+i+"( vec3 color ) { return "+t+"ToneMapping( color ); }"}var Wl=new P;function Lx(){rt.getLuminanceCoefficients(Wl);let i=Wl.x.toFixed(4),e=Wl.y.toFixed(4),t=Wl.z.toFixed(4);return["float luminance( const in vec3 rgb ) {",` const vec3 weights = vec3( ${i}, ${e}, ${t} );`," return dot( weights, rgb );","}"].join(` `)}function Dx(i){return[i.extensionClipCullDistance?"#extension GL_ANGLE_clip_cull_distance : require":"",i.extensionMultiDraw?"#extension GL_ANGLE_multi_draw : require":""].filter(Ra).join(` `)}function Nx(i){let e=[];for(let t in i){let n=i[t];n!==!1&&e.push("#define "+t+" "+n)}return e.join(` `)}function Ux(i,e){let t={},n=i.getProgramParameter(e,i.ACTIVE_ATTRIBUTES);for(let s=0;s/gm;function Yh(i){return i.replace(Fx,Bx)}var Ox=new Map;function Bx(i,e){let t=je[e];if(t===void 0){let n=Ox.get(e);if(n!==void 0)t=je[n],Be('WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.',e,n);else throw new Error("THREE.WebGLProgram: Can not resolve #include <"+e+">")}return Yh(t)}var zx=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function vf(i){return i.replace(zx,Hx)}function Hx(i,e,t,n){let s="";for(let r=parseInt(e);r0&&(m+=` `),p=["#define SHADER_TYPE "+t.shaderType,"#define SHADER_NAME "+t.shaderName,g].filter(Ra).join(` `),p.length>0&&(p+=` `)):(m=[yf(t),"#define SHADER_TYPE "+t.shaderType,"#define SHADER