mirror of https://github.com/PCSX2/pcsx2.git
Merge pull request #582 from PCSX2/external-shader-opengl
external glsl: use define macro for matrix constructor
This commit is contained in:
Gregory Hainaut
commit
206d2008f3
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@ -39,14 +39,25 @@
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#define float2 vec2
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#define float3 vec3
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#define float4 vec4
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#define float4x3 mat4x3
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#define float3x3 mat3
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#define float4x4 mat4
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#define static
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#define frac fract
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#define mul(x, y) y * x
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#define mul(x, y) x * y
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#define lerp(x,y,s) mix(x,y,s)
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#define saturate(x) clamp(x, 0.0, 1.0)
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#define SamplerState sampler2D
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#define matrix4(a0, a1, a2, a3, b0, b1, b2, b3, c0, c1, c2, c3, d0, d1, d2, d3) \
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mat4(a0, b0, c0, d0, a1, b1, c1, d1, a2, b2, c2, d2, a3, b3, c3, d3);
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#define matrix3(a0, a1, a2, b0, b1, b2, c0, c1, c2) \
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mat3(a0, b0, c0, a1, b1, c1, a2, b2, c2);
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// Yes it sucks!
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#define matrix4x3(v0, v1, v2, v3) \
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mat3x4(v0.x, v1.x, v2.x, v3.x, v0.y, v1.y, v2.y, v3.y, v0.z, v1.z, v2.z, v3.z);
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struct vertex_basic
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{
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vec4 p;
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@ -75,6 +86,15 @@ layout(std140, binding = 14) uniform cb10
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#else
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#define matrix4(a0, a1, a2, a3, b0, b1, b2, b3, c0, c1, c2, c3, d0, d1, d2, d3) \
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float4x4(a0, a1, a2, a3, b0, b1, b2, b3, c0, c1, c2, c3, d0, d1, d2, d3);
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#define matrix3(a0, a1, a2, b0, b1, b2, c0, c1, c2) \
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float3x3(a0, a1, a2, b0, b1, b2, c0, c1, c2);
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#define matrix4x3(v0, v1, v2, v3) \
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float4x3(v0, v1, v2, v3);
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Texture2D Texture : register(t0);
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SamplerState TextureSampler : register(s0);
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@ -793,13 +813,8 @@ float4 BicubicScaler(in SamplerState tex, in float2 uv, in float2 texSize)
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float2 index = floor(coord_hg);
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float2 f = coord_hg - index;
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#if (GLSL == 1)
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mat4 M = mat4( -1.0, 3.0,-3.0, 1.0, 3.0,-6.0, 3.0, 0.0,
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float4x4 M = matrix4(-1.0, 3.0,-3.0, 1.0, 3.0,-6.0, 3.0, 0.0,
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-3.0, 0.0, 3.0, 0.0, 1.0, 4.0, 1.0, 0.0);
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#else
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float4x4 M = { -1.0, 3.0,-3.0, 1.0, 3.0,-6.0, 3.0, 0.0,
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-3.0, 0.0, 3.0, 0.0, 1.0, 4.0, 1.0, 0.0 };
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#endif
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M /= 6.0;
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float4 wx = mul(float4(f.x*f.x*f.x, f.x*f.x, f.x, 1.0), M);
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@ -867,7 +882,7 @@ float4 WeightQuad(float x)
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float3 LineRun(float ypos, float4 xpos, float4 linetaps)
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{
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return mul(linetaps, float4x3(
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return mul(linetaps, matrix4x3(
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PixelPos(xpos.x, ypos),
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PixelPos(xpos.y, ypos),
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PixelPos(xpos.z, ypos),
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@ -890,7 +905,7 @@ float4 LanczosScaler(float2 texcoord, float2 inputSize)
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float4 columntaps = WeightQuad(f.y);
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// final sum and weight normalization
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return float4(mul(columntaps, float4x3(
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return float4(mul(columntaps, matrix4x3(
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LineRun(xystart.y, xpos, linetaps),
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LineRun(xystart.y + stepxy.y, xpos, linetaps),
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LineRun(xystart.y + stepxy.y * 2.0, xpos, linetaps),
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@ -1241,22 +1256,11 @@ float4 TonemapPass(float4 color, float2 texcoord)
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if (TonemapType == 1) { color.rgb = FilmicTonemap(color.rgb); }
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// RGB -> XYZ conversion
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#if (GLSL == 1)
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// GLSL is column major whereas HLSL is row major ...
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const mat3 RGB2XYZ = mat3 ( 0.4124564, 0.2126729, 0.0193339, // first column (not row)
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0.3575761, 0.7151522, 0.1191920, // 2nd column
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0.1804375, 0.0721750, 0.9503041 ); // 3rd column
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#else
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const float3x3 RGB2XYZ = { 0.4124564, 0.3575761, 0.1804375,
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const float3x3 RGB2XYZ = matrix3(0.4124564, 0.3575761, 0.1804375,
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0.2126729, 0.7151522, 0.0721750,
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0.0193339, 0.1191920, 0.9503041 };
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#endif
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0.0193339, 0.1191920, 0.9503041);
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#if (GLSL == 1)
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float3 XYZ = RGB2XYZ * color.rgb;
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#else
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float3 XYZ = mul(RGB2XYZ, color.rgb);
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#endif
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// XYZ -> Yxy conversion
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float3 Yxy;
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@ -1283,22 +1287,11 @@ float4 TonemapPass(float4 color, float2 texcoord)
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if (CorrectionPalette == 3) { XYZ.rgb = ColorCorrection(XYZ.rgb); }
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// XYZ -> RGB conversion
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#if (GLSL == 1)
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// GLSL is column major whereas HLSL is row major ...
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const mat3 XYZ2RGB = mat3 ( 3.2404542, -0.9692660, 0.0556434, // first column (not row)
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-1.5371385, 1.8760108, -0.2040259, // 2nd column
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-0.4985314, 0.0415560, 1.0572252 ); // 3rd column
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#else
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const float3x3 XYZ2RGB = { 3.2404542,-1.5371385,-0.4985314,
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const float3x3 XYZ2RGB = matrix3(3.2404542,-1.5371385,-0.4985314,
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-0.9692660, 1.8760108, 0.0415560,
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0.0556434,-0.2040259, 1.0572252 };
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#endif
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0.0556434,-0.2040259, 1.0572252);
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#if (GLSL == 1)
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color.rgb = XYZ2RGB * XYZ;
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#else
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color.rgb = mul(XYZ2RGB, XYZ);
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#endif
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color.a = RGBLuminance(color.rgb);
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return color;
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@ -1371,38 +1364,20 @@ float4 ContrastPass(float4 color, float2 texcoord)
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#if (CEL_SHADING == 1)
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float3 GetYUV(float3 RGB)
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{
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#if (GLSL == 1)
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const mat3 RGB2YUV = mat3(0.2126, 0.7152, 0.0722,
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const float3x3 RGB2YUV = matrix3(0.2126, 0.7152, 0.0722,
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-0.09991,-0.33609, 0.436,
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0.615, -0.55861, -0.05639);
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return (RGB * RGB2YUV);
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#else
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const float3x3 RGB2YUV = { 0.2126, 0.7152, 0.0722,
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-0.09991,-0.33609, 0.436,
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0.615, -0.55861, -0.05639 };
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return mul(RGB2YUV, RGB);
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#endif
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}
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float3 GetRGB(float3 YUV)
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{
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#if (GLSL == 1)
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const mat3 YUV2RGB = mat3(1.000, 0.000, 1.28033,
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const float3x3 YUV2RGB = matrix3(1.000, 0.000, 1.28033,
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1.000,-0.21482,-0.38059,
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1.000, 2.12798, 0.000);
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return (YUV * YUV2RGB);
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#else
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const float3x3 YUV2RGB = { 1.000, 0.000, 1.28033,
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1.000,-0.21482,-0.38059,
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1.000, 2.12798, 0.000 };
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return mul(YUV2RGB, YUV);
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#endif
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}
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float4 CelPass(float4 color, float2 texcoord)
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