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Convert depal shaders to use the ShaderWriter. Add tests for depal shaders.

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This commit is contained in:
Henrik Rydgård 2022-08-09 15:32:27 +02:00
parent 9bd4201c83
commit 83fd8a2fd8
12 changed files with 234 additions and 205 deletions
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9
GPU/Common/ReinterpretFramebuffer.cpp
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@ -10,6 +10,10 @@ static const VaryingDef varyings[1] = {
{ "vec2", "v_texcoord", Draw::SEM_TEXCOORD0, 0, "highp" },
};
static const SamplerDef samplers[1] = {
{ "tex" }
};
// TODO: We could possibly have an option to preserve any extra color precision? But gonna start without it.
// Requires full size integer math. It would be possible to make a floating point-only version with lots of
// modulo and stuff, might do it one day.
@ -22,12 +26,11 @@ bool GenerateReinterpretFragmentShader(char *buffer, GEBufferFormat from, GEBuff
writer.HighPrecisionFloat();
writer.DeclareSampler2D("samp", 0);
writer.DeclareTexture2D("tex", 0);
writer.DeclareSamplers(samplers);
writer.BeginFSMain(Slice<UniformDef>::empty(), varyings);
writer.C(" vec4 val = ").SampleTexture2D("tex", "samp", "v_texcoord.xy").C(";\n");
writer.C(" vec4 val = ").SampleTexture2D("tex", "v_texcoord.xy").C(";\n");
switch (from) {
case GE_FORMAT_4444: