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Remove dependency of PICA regs in fragment config (#541)

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Remove dependency of PICA regs in fragment config

Nyom

Nyom part 2

Nyom 3: The final nyom

Nyom 4: The nyomening

Nyom 5: The final Nyom for real
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Paris Oplopoios 2024-07-20 02:37:49 +03:00 • committed by GitHub
parent eb7e02fbc2
commit af552edd9d
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5 changed files with 109 additions and 120 deletions
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27
src/core/renderer_gl/renderer_gl.cpp
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@ -784,37 +784,12 @@ OpenGL::Program& RendererGL::getSpecializedShader() {
constexpr uint uboBlockBinding = 2;
PICA::FragmentConfig fsConfig(regs);
auto& outConfig = fsConfig.outConfig;
auto& texConfig = fsConfig.texConfig;
auto alphaTestConfig = regs[InternalRegs::AlphaTestConfig];
auto alphaTestFunction = Helpers::getBits<4, 3>(alphaTestConfig);
outConfig.alphaTestFunction = (alphaTestConfig & 1) ? static_cast<PICA::CompareFunction>(alphaTestFunction) : PICA::CompareFunction::Always;
outConfig.depthMapEnable = regs[InternalRegs::DepthmapEnable] & 1;
texConfig.texUnitConfig = regs[InternalRegs::TexUnitCfg];
texConfig.texEnvUpdateBuffer = regs[InternalRegs::TexEnvUpdateBuffer];
// Set up TEV stages. Annoyingly we can't just memcpy as the TEV registers are arranged like
// {Source, Operand, Combiner, Color, Scale} and we want to skip the color register since it's uploaded via UBO
#define setupTevStage(stage) \
std::memcpy(&texConfig.tevConfigs[stage * 4], &regs[InternalRegs::TexEnv##stage##Source], 3 * sizeof(u32)); \
texConfig.tevConfigs[stage * 4 + 3] = regs[InternalRegs::TexEnv##stage##Source + 5];
setupTevStage(0);
setupTevStage(1);
setupTevStage(2);
setupTevStage(3);
setupTevStage(4);
setupTevStage(5);
#undef setupTevStage
CachedProgram& programEntry = shaderCache[fsConfig];
OpenGL::Program& program = programEntry.program;
if (!program.exists()) {
std::string fs = fragShaderGen.generate(regs, fsConfig);
std::string fs = fragShaderGen.generate(fsConfig);
OpenGL::Shader fragShader({fs.c_str(), fs.size()}, OpenGL::Fragment);
program.create({defaultShadergenVs, fragShader});