mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-12-04 21:31:11 -05:00
568 lines
25 KiB
Text
568 lines
25 KiB
Text
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#ifdef GL_ES
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#define texture2DLod texture2DLodEXT
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#endif
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#extension GL_EXT_shader_texture_lod : require
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vec4 xll_tex2Dlod(sampler2D s, vec4 coord) {
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return texture2DLod( s, coord.xy, coord.w);
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}
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float xll_saturate( float x) {
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return clamp( x, 0.0, 1.0);
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}
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vec2 xll_saturate( vec2 x) {
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return clamp( x, 0.0, 1.0);
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}
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vec3 xll_saturate( vec3 x) {
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return clamp( x, 0.0, 1.0);
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}
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vec4 xll_saturate( vec4 x) {
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return clamp( x, 0.0, 1.0);
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}
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mat2 xll_saturate(mat2 m) {
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return mat2( clamp(m[0], 0.0, 1.0), clamp(m[1], 0.0, 1.0));
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}
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mat3 xll_saturate(mat3 m) {
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return mat3( clamp(m[0], 0.0, 1.0), clamp(m[1], 0.0, 1.0), clamp(m[2], 0.0, 1.0));
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}
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mat4 xll_saturate(mat4 m) {
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return mat4( clamp(m[0], 0.0, 1.0), clamp(m[1], 0.0, 1.0), clamp(m[2], 0.0, 1.0), clamp(m[3], 0.0, 1.0));
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}
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struct v2f {
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highp vec4 pos;
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highp vec2 uv;
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highp vec4 uvPosPos;
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};
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uniform sampler2D _MainTex;
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uniform highp vec4 _MainTex_TexelSize;
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highp float FxaaLuma( in highp vec4 rgba );
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highp vec4 FxaaPixelShader( in highp vec2 pos, in highp vec4 fxaaConsolePosPos, in sampler2D tex, in sampler2D fxaaConsole360TexExpBiasNegOne, in sampler2D fxaaConsole360TexExpBiasNegTwo, in highp vec2 fxaaQualityRcpFrame, in highp vec4 fxaaConsoleRcpFrameOpt, in highp vec4 fxaaConsoleRcpFrameOpt2, in highp vec4 fxaaConsole360RcpFrameOpt2, in highp float fxaaQualitySubpix, in highp float fxaaQualityEdgeThreshold, in highp float fxaaQualityEdgeThresholdMin, in highp float fxaaConsoleEdgeSharpness, in highp float fxaaConsoleEdgeThreshold, in highp float fxaaConsoleEdgeThresholdMin, in highp vec4 fxaaConsole360ConstDir );
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highp vec4 xlat_main( in v2f i );
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highp float FxaaLuma( in highp vec4 rgba ) {
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return rgba.w ;
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}
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highp vec4 FxaaPixelShader( in highp vec2 pos, in highp vec4 fxaaConsolePosPos, in sampler2D tex, in sampler2D fxaaConsole360TexExpBiasNegOne, in sampler2D fxaaConsole360TexExpBiasNegTwo, in highp vec2 fxaaQualityRcpFrame, in highp vec4 fxaaConsoleRcpFrameOpt, in highp vec4 fxaaConsoleRcpFrameOpt2, in highp vec4 fxaaConsole360RcpFrameOpt2, in highp float fxaaQualitySubpix, in highp float fxaaQualityEdgeThreshold, in highp float fxaaQualityEdgeThresholdMin, in highp float fxaaConsoleEdgeSharpness, in highp float fxaaConsoleEdgeThreshold, in highp float fxaaConsoleEdgeThresholdMin, in highp vec4 fxaaConsole360ConstDir ) {
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highp vec2 posM;
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highp vec4 rgbyM;
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highp float lumaS;
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highp float lumaE;
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highp float lumaN;
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highp float lumaW;
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highp float maxSM;
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highp float minSM;
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highp float maxESM;
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highp float minESM;
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highp float maxWN;
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highp float minWN;
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highp float rangeMax;
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highp float rangeMin;
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highp float rangeMaxScaled;
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highp float range;
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highp float rangeMaxClamped;
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bool earlyExit;
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highp float lumaNW;
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highp float lumaSE;
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highp float lumaNE;
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highp float lumaSW;
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highp float lumaNS;
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highp float lumaWE;
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highp float subpixRcpRange;
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highp float subpixNSWE;
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highp float edgeHorz1;
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highp float edgeVert1;
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highp float lumaNESE;
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highp float lumaNWNE;
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highp float edgeHorz2;
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highp float edgeVert2;
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highp float lumaNWSW;
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highp float lumaSWSE;
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highp float edgeHorz4;
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highp float edgeVert4;
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highp float edgeHorz3;
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highp float edgeVert3;
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highp float edgeHorz;
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highp float edgeVert;
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highp float subpixNWSWNESE;
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highp float lengthSign;
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bool horzSpan;
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highp float subpixA;
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highp float subpixB;
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highp float gradientN;
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highp float gradientS;
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highp float lumaNN;
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highp float lumaSS;
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bool pairN;
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highp float gradient;
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highp float subpixC;
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highp vec2 posB;
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highp vec2 offNP;
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highp vec2 posN;
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highp vec2 posP;
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highp float subpixD;
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highp float lumaEndN;
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highp float subpixE;
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highp float lumaEndP;
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highp float gradientScaled;
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highp float lumaMM;
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highp float subpixF;
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bool lumaMLTZero;
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bool doneN;
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bool doneP;
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bool doneNP;
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highp float dstN;
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highp float dstP;
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bool goodSpanN;
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highp float spanLength;
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bool goodSpanP;
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highp float spanLengthRcp;
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bool directionN;
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highp float dst;
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bool goodSpan;
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highp float subpixG;
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highp float pixelOffset;
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highp float subpixH;
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highp float pixelOffsetGood;
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highp float pixelOffsetSubpix;
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posM.x = pos.x ;
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posM.y = pos.y ;
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rgbyM = xll_tex2Dlod( tex, vec4( posM, 0.00000, 0.00000));
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lumaS = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( 0.00000, 1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaE = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( 1.00000, 0.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaN = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( 0.00000, -1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaW = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( -1.00000, 0.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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maxSM = max( lumaS, rgbyM.w );
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minSM = min( lumaS, rgbyM.w );
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maxESM = max( lumaE, maxSM);
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minESM = min( lumaE, minSM);
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maxWN = max( lumaN, lumaW);
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minWN = min( lumaN, lumaW);
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rangeMax = max( maxWN, maxESM);
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rangeMin = min( minWN, minESM);
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rangeMaxScaled = (rangeMax * fxaaQualityEdgeThreshold);
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range = (rangeMax - rangeMin);
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rangeMaxClamped = max( fxaaQualityEdgeThresholdMin, rangeMaxScaled);
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earlyExit = (range < rangeMaxClamped);
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if ( earlyExit ){
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return rgbyM;
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}
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lumaNW = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( -1.00000, -1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaSE = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( 1.00000, 1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaNE = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( 1.00000, -1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaSW = FxaaLuma( xll_tex2Dlod( tex, vec4( (posM + (vec2( -1.00000, 1.00000) * fxaaQualityRcpFrame.xy )), 0.00000, 0.00000)));
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lumaNS = (lumaN + lumaS);
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lumaWE = (lumaW + lumaE);
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subpixRcpRange = (1.00000 / range);
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subpixNSWE = (lumaNS + lumaWE);
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edgeHorz1 = ((-2.00000 * rgbyM.w ) + lumaNS);
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edgeVert1 = ((-2.00000 * rgbyM.w ) + lumaWE);
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lumaNESE = (lumaNE + lumaSE);
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lumaNWNE = (lumaNW + lumaNE);
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edgeHorz2 = ((-2.00000 * lumaE) + lumaNESE);
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edgeVert2 = ((-2.00000 * lumaN) + lumaNWNE);
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lumaNWSW = (lumaNW + lumaSW);
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lumaSWSE = (lumaSW + lumaSE);
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edgeHorz4 = ((abs( edgeHorz1 ) * 2.00000) + abs( edgeHorz2 ));
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edgeVert4 = ((abs( edgeVert1 ) * 2.00000) + abs( edgeVert2 ));
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edgeHorz3 = ((-2.00000 * lumaW) + lumaNWSW);
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edgeVert3 = ((-2.00000 * lumaS) + lumaSWSE);
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edgeHorz = (abs( edgeHorz3 ) + edgeHorz4);
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edgeVert = (abs( edgeVert3 ) + edgeVert4);
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subpixNWSWNESE = (lumaNWSW + lumaNESE);
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lengthSign = fxaaQualityRcpFrame.x ;
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horzSpan = (edgeHorz >= edgeVert);
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subpixA = ((subpixNSWE * 2.00000) + subpixNWSWNESE);
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if ( ( !horzSpan ) ){
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lumaN = lumaW;
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}
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if ( ( !horzSpan ) ){
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lumaS = lumaE;
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}
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if ( horzSpan ){
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lengthSign = fxaaQualityRcpFrame.y ;
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}
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subpixB = ((subpixA * 0.0833333) - rgbyM.w );
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gradientN = (lumaN - rgbyM.w );
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gradientS = (lumaS - rgbyM.w );
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lumaNN = (lumaN + rgbyM.w );
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lumaSS = (lumaS + rgbyM.w );
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pairN = (abs( gradientN ) >= abs( gradientS ));
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gradient = max( abs( gradientN ), abs( gradientS ));
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if ( pairN ){
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lengthSign = ( -lengthSign );
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}
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subpixC = xll_saturate( (abs( subpixB ) * subpixRcpRange) );
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posB.x = posM.x ;
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posB.y = posM.y ;
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offNP.x = (( ( !horzSpan ) ) ? ( 0.00000 ) : ( fxaaQualityRcpFrame.x ));
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offNP.y = (( horzSpan ) ? ( 0.00000 ) : ( fxaaQualityRcpFrame.y ));
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if ( ( !horzSpan ) ){
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posB.x += (lengthSign * 0.500000);
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}
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if ( horzSpan ){
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posB.y += (lengthSign * 0.500000);
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}
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posN.x = (posB.x - (offNP.x * 1.00000));
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posN.y = (posB.y - (offNP.y * 1.00000));
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posP.x = (posB.x + (offNP.x * 1.00000));
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posP.y = (posB.y + (offNP.y * 1.00000));
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subpixD = ((-2.00000 * subpixC) + 3.00000);
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lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN, 0.00000, 0.00000)));
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subpixE = (subpixC * subpixC);
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lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP, 0.00000, 0.00000)));
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if ( ( !pairN ) ){
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lumaNN = lumaSS;
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}
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gradientScaled = ((gradient * 1.00000) / 4.00000);
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lumaMM = (rgbyM.w - (lumaNN * 0.500000));
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subpixF = (subpixD * subpixE);
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lumaMLTZero = (lumaMM < 0.00000);
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lumaEndN -= (lumaNN * 0.500000);
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lumaEndP -= (lumaNN * 0.500000);
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doneN = (abs( lumaEndN ) >= gradientScaled);
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doneP = (abs( lumaEndP ) >= gradientScaled);
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if ( ( !doneN ) ){
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posN.x -= (offNP.x * 1.00000);
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}
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if ( ( !doneN ) ){
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posN.y -= (offNP.y * 1.00000);
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}
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doneNP = (( !doneN ) || ( !doneP ));
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if ( ( !doneP ) ){
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posP.x += (offNP.x * 1.00000);
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}
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if ( ( !doneP ) ){
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posP.y += (offNP.y * 1.00000);
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}
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if ( doneNP ){
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if ( ( !doneN ) ){
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lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneP ) ){
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lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneN ) ){
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lumaEndN = (lumaEndN - (lumaNN * 0.500000));
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}
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if ( ( !doneP ) ){
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lumaEndP = (lumaEndP - (lumaNN * 0.500000));
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}
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doneN = (abs( lumaEndN ) >= gradientScaled);
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doneP = (abs( lumaEndP ) >= gradientScaled);
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if ( ( !doneN ) ){
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posN.x -= (offNP.x * 1.00000);
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}
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if ( ( !doneN ) ){
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posN.y -= (offNP.y * 1.00000);
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}
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doneNP = (( !doneN ) || ( !doneP ));
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if ( ( !doneP ) ){
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posP.x += (offNP.x * 1.00000);
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}
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if ( ( !doneP ) ){
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posP.y += (offNP.y * 1.00000);
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}
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if ( doneNP ){
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if ( ( !doneN ) ){
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lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneP ) ){
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lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneN ) ){
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lumaEndN = (lumaEndN - (lumaNN * 0.500000));
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}
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if ( ( !doneP ) ){
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lumaEndP = (lumaEndP - (lumaNN * 0.500000));
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}
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doneN = (abs( lumaEndN ) >= gradientScaled);
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doneP = (abs( lumaEndP ) >= gradientScaled);
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if ( ( !doneN ) ){
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posN.x -= (offNP.x * 1.00000);
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}
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if ( ( !doneN ) ){
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posN.y -= (offNP.y * 1.00000);
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}
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doneNP = (( !doneN ) || ( !doneP ));
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if ( ( !doneP ) ){
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posP.x += (offNP.x * 1.00000);
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}
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if ( ( !doneP ) ){
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posP.y += (offNP.y * 1.00000);
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}
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if ( doneNP ){
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if ( ( !doneN ) ){
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lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneP ) ){
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lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneN ) ){
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lumaEndN = (lumaEndN - (lumaNN * 0.500000));
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}
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if ( ( !doneP ) ){
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lumaEndP = (lumaEndP - (lumaNN * 0.500000));
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}
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doneN = (abs( lumaEndN ) >= gradientScaled);
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doneP = (abs( lumaEndP ) >= gradientScaled);
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if ( ( !doneN ) ){
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posN.x -= (offNP.x * 1.00000);
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}
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if ( ( !doneN ) ){
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posN.y -= (offNP.y * 1.00000);
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}
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doneNP = (( !doneN ) || ( !doneP ));
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if ( ( !doneP ) ){
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posP.x += (offNP.x * 1.00000);
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}
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if ( ( !doneP ) ){
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posP.y += (offNP.y * 1.00000);
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}
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if ( doneNP ){
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if ( ( !doneN ) ){
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lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneP ) ){
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lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
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}
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if ( ( !doneN ) ){
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lumaEndN = (lumaEndN - (lumaNN * 0.500000));
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}
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if ( ( !doneP ) ){
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lumaEndP = (lumaEndP - (lumaNN * 0.500000));
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}
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doneN = (abs( lumaEndN ) >= gradientScaled);
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doneP = (abs( lumaEndP ) >= gradientScaled);
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if ( ( !doneN ) ){
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posN.x -= (offNP.x * 1.50000);
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}
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if ( ( !doneN ) ){
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posN.y -= (offNP.y * 1.50000);
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}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 1.50000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 1.50000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 2.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 2.00000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 2.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 2.00000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 2.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 2.00000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 2.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 2.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 2.00000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 4.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 4.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 4.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 4.00000);
|
||
|
}
|
||
|
if ( doneNP ){
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = FxaaLuma( xll_tex2Dlod( tex, vec4( posN.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = FxaaLuma( xll_tex2Dlod( tex, vec4( posP.xy , 0.00000, 0.00000)));
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
lumaEndN = (lumaEndN - (lumaNN * 0.500000));
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
lumaEndP = (lumaEndP - (lumaNN * 0.500000));
|
||
|
}
|
||
|
doneN = (abs( lumaEndN ) >= gradientScaled);
|
||
|
doneP = (abs( lumaEndP ) >= gradientScaled);
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.x -= (offNP.x * 8.00000);
|
||
|
}
|
||
|
if ( ( !doneN ) ){
|
||
|
posN.y -= (offNP.y * 8.00000);
|
||
|
}
|
||
|
doneNP = (( !doneN ) || ( !doneP ));
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.x += (offNP.x * 8.00000);
|
||
|
}
|
||
|
if ( ( !doneP ) ){
|
||
|
posP.y += (offNP.y * 8.00000);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
dstN = (posM.x - posN.x );
|
||
|
dstP = (posP.x - posM.x );
|
||
|
if ( ( !horzSpan ) ){
|
||
|
dstN = (posM.y - posN.y );
|
||
|
}
|
||
|
if ( ( !horzSpan ) ){
|
||
|
dstP = (posP.y - posM.y );
|
||
|
}
|
||
|
goodSpanN = ((lumaEndN < 0.00000) != lumaMLTZero);
|
||
|
spanLength = (dstP + dstN);
|
||
|
goodSpanP = ((lumaEndP < 0.00000) != lumaMLTZero);
|
||
|
spanLengthRcp = (1.00000 / spanLength);
|
||
|
directionN = (dstN < dstP);
|
||
|
dst = min( dstN, dstP);
|
||
|
goodSpan = (( directionN ) ? ( goodSpanN ) : ( goodSpanP ));
|
||
|
subpixG = (subpixF * subpixF);
|
||
|
pixelOffset = ((dst * ( -spanLengthRcp )) + 0.500000);
|
||
|
subpixH = (subpixG * fxaaQualitySubpix);
|
||
|
pixelOffsetGood = (( goodSpan ) ? ( pixelOffset ) : ( 0.00000 ));
|
||
|
pixelOffsetSubpix = max( pixelOffsetGood, subpixH);
|
||
|
if ( ( !horzSpan ) ){
|
||
|
posM.x += (pixelOffsetSubpix * lengthSign);
|
||
|
}
|
||
|
if ( horzSpan ){
|
||
|
posM.y += (pixelOffsetSubpix * lengthSign);
|
||
|
}
|
||
|
return vec4( xll_tex2Dlod( tex, vec4( posM, 0.00000, 0.00000)).xyz , rgbyM.w );
|
||
|
}
|
||
|
highp vec4 xlat_main( in v2f i ) {
|
||
|
highp float fxaaN = 0.500000;
|
||
|
return FxaaPixelShader( i.uv, i.uvPosPos, _MainTex, _MainTex, _MainTex, _MainTex_TexelSize.xy , (_MainTex_TexelSize.xyxy * vec4( ( -fxaaN ), ( -fxaaN ), fxaaN, fxaaN)), (_MainTex_TexelSize.xyxy * vec4( -2.00000, -2.00000, 2.00000, 2.00000)), (_MainTex_TexelSize.xyxy * vec4( 8.00000, 8.00000, -4.00000, -4.00000)), 0.750000, 0.166000, 0.0833000, 8.00000, 0.125000, 0.0500000, vec4( 1.00000, -1.00000, 0.250000, -0.250000));
|
||
|
}
|
||
|
varying highp vec4 xlv_SV_POSITION;
|
||
|
varying highp vec2 xlv_TEXCOORD0;
|
||
|
varying highp vec4 xlv_TEXCOORD1;
|
||
|
void main() {
|
||
|
highp vec4 xl_retval;
|
||
|
v2f xlt_i;
|
||
|
xlt_i.pos = vec4( xlv_SV_POSITION);
|
||
|
xlt_i.uv = vec2( xlv_TEXCOORD0);
|
||
|
xlt_i.uvPosPos = vec4( xlv_TEXCOORD1);
|
||
|
xl_retval = xlat_main( xlt_i);
|
||
|
gl_FragData[0] = vec4( xl_retval);
|
||
|
}
|