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create helper function for rasterization kill

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Samuliak 2025-01-28 16:41:30 +01:00
parent 05518c01fb
commit 1fb9cfd783
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5 changed files with 37 additions and 65 deletions
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16
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSL.cpp
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@ -3938,21 +3938,7 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
bool fetchVertexManually = (usesGeometryShader || (shaderContext->fetchShader && shaderContext->fetchShader->mtlFetchVertexManually));
// Rasterization
rasterizationEnabled = true;
if (shader->shaderType == LatteConst::ShaderType::Vertex && !usesGeometryShader)
{
rasterizationEnabled = !shaderContext->contextRegistersNew->PA_CL_CLIP_CNTL.get_DX_RASTERIZATION_KILL();
// HACK
if (!shaderContext->contextRegistersNew->PA_CL_VTE_CNTL.get_VPORT_X_OFFSET_ENA())
rasterizationEnabled = true;
const auto& polygonControlReg = shaderContext->contextRegistersNew->PA_SU_SC_MODE_CNTL;
uint32 cullFront = polygonControlReg.get_CULL_FRONT();
uint32 cullBack = polygonControlReg.get_CULL_BACK();
if (cullFront && cullBack)
rasterizationEnabled = false;
}
rasterizationEnabled = shaderContext->contextRegistersNew->IsRasterizationEnabled();
StringBuf* src = new StringBuf(1024*1024*12); // reserve 12MB for generated source (we resize-to-fit at the end)
shaderContext->shaderSource = src;