{"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../Engines/shaderStore.js\";\nconst name = \"fxaaPixelShader\";\nconst shader = `#if defined(WEBGL2) || defined(WEBGPU) || defined(NATIVE)\n#define TEXTUREFUNC(s,c,l) texture2DLodEXT(s,c,l)\n#else\n#define TEXTUREFUNC(s,c,b) texture2D(s,c,b)\n#endif\nuniform sampler2D textureSampler;uniform vec2 texelSize;varying vec2 vUV;varying vec2 sampleCoordS;varying vec2 sampleCoordE;varying vec2 sampleCoordN;varying vec2 sampleCoordW;varying vec2 sampleCoordNW;varying vec2 sampleCoordSE;varying vec2 sampleCoordNE;varying vec2 sampleCoordSW;const float fxaaQualitySubpix=1.0;const float fxaaQualityEdgeThreshold=0.166;const float fxaaQualityEdgeThresholdMin=0.0833;const vec3 kLumaCoefficients=vec3(0.2126,0.7152,0.0722);\n#define FxaaLuma(rgba) dot(rgba.rgb,kLumaCoefficients)\nvoid main(){vec2 posM;posM.x=vUV.x;posM.y=vUV.y;vec4 rgbyM=TEXTUREFUNC(textureSampler,vUV,0.0);float lumaM=FxaaLuma(rgbyM);float lumaS=FxaaLuma(TEXTUREFUNC(textureSampler,sampleCoordS,0.0));float lumaE=FxaaLuma(TEXTUREFUNC(textureSampler,sampleCoordE,0.0));float lumaN=FxaaLuma(TEXTUREFUNC(textureSampler,sampleCoordN,0.0));float lumaW=FxaaLuma(TEXTUREFUNC(textureSampler,sampleCoordW,0.0));float maxSM=max(lumaS,lumaM);float minSM=min(lumaS,lumaM);float maxESM=max(lumaE,maxSM);float minESM=min(lumaE,minSM);float maxWN=max(lumaN,lumaW);float minWN=min(lumaN,lumaW);float rangeMax=max(maxWN,maxESM);float rangeMin=min(minWN,minESM);float rangeMaxScaled=rangeMax*fxaaQualityEdgeThreshold;float range=rangeMax-rangeMin;float rangeMaxClamped=max(fxaaQualityEdgeThresholdMin,rangeMaxScaled);\n#ifndef MALI\nif(range=edgeVert;float subpixA=subpixNSWE*2.0+subpixNWSWNESE;if (!horzSpan)\n{lumaN=lumaW;}\nif (!horzSpan) \n{lumaS=lumaE;}\nif (horzSpan) \n{lengthSign=texelSize.y;}\nfloat subpixB=(subpixA*(1.0/12.0))-lumaM;float gradientN=lumaN-lumaM;float gradientS=lumaS-lumaM;float lumaNN=lumaN+lumaM;float lumaSS=lumaS+lumaM;bool pairN=abs(gradientN)>=abs(gradientS);float gradient=max(abs(gradientN),abs(gradientS));if (pairN)\n{lengthSign=-lengthSign;}\nfloat subpixC=clamp(abs(subpixB)*subpixRcpRange,0.0,1.0);vec2 posB;posB.x=posM.x;posB.y=posM.y;vec2 offNP;offNP.x=(!horzSpan) ? 0.0 : texelSize.x;offNP.y=(horzSpan) ? 0.0 : texelSize.y;if (!horzSpan) \n{posB.x+=lengthSign*0.5;}\nif (horzSpan)\n{posB.y+=lengthSign*0.5;}\nvec2 posN;posN.x=posB.x-offNP.x*1.5;posN.y=posB.y-offNP.y*1.5;vec2 posP;posP.x=posB.x+offNP.x*1.5;posP.y=posB.y+offNP.y*1.5;float subpixD=((-2.0)*subpixC)+3.0;float lumaEndN=FxaaLuma(TEXTUREFUNC(textureSampler,posN,0.0));float subpixE=subpixC*subpixC;float lumaEndP=FxaaLuma(TEXTUREFUNC(textureSampler,posP,0.0));if (!pairN) \n{lumaNN=lumaSS;}\nfloat gradientScaled=gradient*1.0/4.0;float lumaMM=lumaM-lumaNN*0.5;float subpixF=subpixD*subpixE;bool lumaMLTZero=lumaMM<0.0;lumaEndN-=lumaNN*0.5;lumaEndP-=lumaNN*0.5;bool doneN=abs(lumaEndN)>=gradientScaled;bool doneP=abs(lumaEndP)>=gradientScaled;if (!doneN) \n{posN.x-=offNP.x*3.0;}\nif (!doneN) \n{posN.y-=offNP.y*3.0;}\nbool doneNP=(!doneN) || (!doneP);if (!doneP) \n{posP.x+=offNP.x*3.0;}\nif (!doneP)\n{posP.y+=offNP.y*3.0;}\nif (doneNP)\n{if (!doneN) lumaEndN=FxaaLuma(TEXTUREFUNC(textureSampler,posN.xy,0.0));if (!doneP) lumaEndP=FxaaLuma(TEXTUREFUNC(textureSampler,posP.xy,0.0));if (!doneN) lumaEndN=lumaEndN-lumaNN*0.5;if (!doneP) lumaEndP=lumaEndP-lumaNN*0.5;doneN=abs(lumaEndN)>=gradientScaled;doneP=abs(lumaEndP)>=gradientScaled;if (!doneN) posN.x-=offNP.x*12.0;if (!doneN) posN.y-=offNP.y*12.0;doneNP=(!doneN) || (!doneP);if (!doneP) posP.x+=offNP.x*12.0;if (!doneP) posP.y+=offNP.y*12.0;}\nfloat dstN=posM.x-posN.x;float dstP=posP.x-posM.x;if (!horzSpan)\n{dstN=posM.y-posN.y;}\nif (!horzSpan) \n{dstP=posP.y-posM.y;}\nbool goodSpanN=(lumaEndN<0.0) != lumaMLTZero;float spanLength=(dstP+dstN);bool goodSpanP=(lumaEndP<0.0) != lumaMLTZero;float spanLengthRcp=1.0/spanLength;bool directionN=dstN=edgeVert;float subpixA=subpixNSWE*2.0+subpixNWSWNESE;if (!horzSpan)\n{lumaN=lumaW;}\nif (!horzSpan) \n{lumaS=lumaE;}\nif (horzSpan) \n{lengthSign=texelSize.y;}\nfloat subpixB=(subpixA*(1.0/12.0))-lumaM;float gradientN=lumaN-lumaM;float gradientS=lumaS-lumaM;float lumaNN=lumaN+lumaM;float lumaSS=lumaS+lumaM;bool pairN=abs(gradientN)>=abs(gradientS);float gradient=max(abs(gradientN),abs(gradientS));if (pairN)\n{lengthSign=-lengthSign;}\nfloat subpixC=clamp(abs(subpixB)*subpixRcpRange,0.0,1.0);vec2 posB;posB.x=posM.x;posB.y=posM.y;vec2 offNP;offNP.x=(!horzSpan) ? 0.0 : texelSize.x;offNP.y=(horzSpan) ? 0.0 : texelSize.y;if (!horzSpan) \n{posB.x+=lengthSign*0.5;}\nif (horzSpan)\n{posB.y+=lengthSign*0.5;}\nvec2 posN;posN.x=posB.x-offNP.x*1.5;posN.y=posB.y-offNP.y*1.5;vec2 posP;posP.x=posB.x+offNP.x*1.5;posP.y=posB.y+offNP.y*1.5;float subpixD=((-2.0)*subpixC)+3.0;float lumaEndN=FxaaLuma(TEXTUREFUNC(textureSampler,posN,0.0));float subpixE=subpixC*subpixC;float lumaEndP=FxaaLuma(TEXTUREFUNC(textureSampler,posP,0.0));if (!pairN) \n{lumaNN=lumaSS;}\nfloat gradientScaled=gradient*1.0/4.0;float lumaMM=lumaM-lumaNN*0.5;float subpixF=subpixD*subpixE;bool lumaMLTZero=lumaMM<0.0;lumaEndN-=lumaNN*0.5;lumaEndP-=lumaNN*0.5;bool doneN=abs(lumaEndN)>=gradientScaled;bool doneP=abs(lumaEndP)>=gradientScaled;if (!doneN) \n{posN.x-=offNP.x*3.0;}\nif (!doneN) \n{posN.y-=offNP.y*3.0;}\nbool doneNP=(!doneN) || (!doneP);if (!doneP) \n{posP.x+=offNP.x*3.0;}\nif (!doneP)\n{posP.y+=offNP.y*3.0;}\nif (doneNP)\n{if (!doneN) lumaEndN=FxaaLuma(TEXTUREFUNC(textureSampler,posN.xy,0.0));if (!doneP) lumaEndP=FxaaLuma(TEXTUREFUNC(textureSampler,posP.xy,0.0));if (!doneN) lumaEndN=lumaEndN-lumaNN*0.5;if (!doneP) lumaEndP=lumaEndP-lumaNN*0.5;doneN=abs(lumaEndN)>=gradientScaled;doneP=abs(lumaEndP)>=gradientScaled;if (!doneN) posN.x-=offNP.x*12.0;if (!doneN) posN.y-=offNP.y*12.0;doneNP=(!doneN) || (!doneP);if (!doneP) posP.x+=offNP.x*12.0;if (!doneP) posP.y+=offNP.y*12.0;}\nfloat dstN=posM.x-posN.x;float dstP=posP.x-posM.x;if (!horzSpan)\n{dstN=posM.y-posN.y;}\nif (!horzSpan) \n{dstP=posP.y-posM.y;}\nbool goodSpanN=(lumaEndN<0.0) != lumaMLTZero;float spanLength=(dstP+dstN);bool goodSpanP=(lumaEndP<0.0) != lumaMLTZero;float spanLengthRcp=1.0/spanLength;bool directionN=dstN