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PixelShaderCache: Implement Dubois algorithm in anaglyph shader.

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This commit is contained in:
Jules Blok 2015-01-02 03:02:33 +01:00
parent e3969f763e
commit 491de39325
1 changed files with 16 additions and 3 deletions
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19
Source/Core/VideoBackends/D3D/PixelShaderCache.cpp
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@ -61,6 +61,11 @@ const char color_copy_program_code[] = {
"}\n"
};
// Anaglyph Red-Cyan shader based on Dubois algorithm
// Constants taken from the paper:
// "Conversion of a Stereo Pair to Anaglyph with
// the Least-Squares Projection Method"
// Eric Dubois, March 2009
const char anaglyph_program_code[] = {
"sampler samp0 : register(s0);\n"
"Texture2DArray Tex0 : register(t0);\n"
@ -68,9 +73,17 @@ const char anaglyph_program_code[] = {
"out float4 ocol0 : SV_Target,\n"
"in float4 pos : SV_Position,\n"
"in float3 uv0 : TEXCOORD0){\n"
"float4 c0 = Tex0.Sample(samp0, float3(uv0.xy, 0.0));\n"
"float4 c1 = Tex0.Sample(samp0, float3(uv0.xy, 1.0));\n"
"ocol0 = float4(pow(0.7 * c0.g + 0.3 * c0.b, 1.5), c1.gba);"
"float3 l = Tex0.Sample(samp0, float3(uv0.xy, 0.0)).rgb;\n"
"float3 r = Tex0.Sample(samp0, float3(uv0.xy, 1.0)).rgb;\n"
"float3 lr = float3(0.437,0.449,0.164);\n"
"float3 lg = float3(-0.062,-0.062,-0.024);\n"
"float3 lb = float3(-0.048,-0.050,-0.017);\n"
"float3 rr = float3(-0.011,-0.032,-0.007);\n"
"float3 rg = float3(0.377,0.761,0.009);\n"
"float3 rb = float3(-0.026,-0.093,1.234);\n"
"float3 c0 = float3(dot(l, lr), dot(l, lg), dot(l, lb));\n"
"float3 c1 = float3(dot(r, rr), dot(r, rg), dot(r, rb));\n"
"ocol0 = float4(c0 + c1, 1.0);\n"
"}\n"
};