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output all fragment inputs in the vertex shader

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Samuliak 2024-12-08 15:00:48 +01:00
parent 1752126f5c
commit ac96a1dd53
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1 changed files with 17 additions and 0 deletions
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17
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSLHeader.hpp
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@ -2,6 +2,7 @@
#include "Common/precompiled.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalCommon.h"
#include "HW/Latte/Core/LatteShader.h"
namespace LatteDecompiler
{
@ -185,6 +186,7 @@ namespace LatteDecompiler
LatteShaderPSInputTable* psInputTable = LatteSHRC_GetPSInputTable();
auto parameterMask = shaderContext->shader->outputParameterMask;
bool psInputsWritten[GPU7_PS_MAX_INPUTS] = {false};
for (uint32 i = 0; i < 32; i++)
{
if ((parameterMask&(1 << i)) == 0)
@ -205,6 +207,8 @@ namespace LatteDecompiler
if (psInputIndex == -1)
continue; // no ps input
psInputsWritten[psInputIndex] = true;
src->addFmt("float4 passParameterSem{}", psInputTable->import[psInputIndex].semanticId);
if (!isRectVertexShader)
{
@ -217,6 +221,19 @@ namespace LatteDecompiler
src->addFmt(";" _CRLF);
}
// TODO: handle this in the fragment shader instead?
// Declare all PS inputs that are not written by the VS
for (uint32 i = 0; i < psInputTable->count; i++)
{
if (psInputsWritten[i])
continue;
if (psInputTable->import[i].semanticId > LATTE_ANALYZER_IMPORT_INDEX_PARAM_MAX)
continue;
src->addFmt("float4 unknown{} [[user(locn{})]];" _CRLF, psInputTable->import[i].semanticId, i);
}
src->add("};" _CRLF _CRLF);
if (isRectVertexShader)