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msl: fix shader output when rasterization is disabled

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This commit is contained in:
Samuliak 2025-06-26 10:42:49 +02:00
parent 4281959b64
commit 4b0e26a576
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2 changed files with 29 additions and 16 deletions
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29
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSL.cpp
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@ -3184,6 +3184,12 @@ static void _emitExportCode(LatteDecompilerShaderContext* shaderContext, LatteDe
src->add("// export" _CRLF);
if(shaderContext->shaderType == LatteConst::ShaderType::Vertex )
{
if (!shaderContext->contextRegistersNew->IsRasterizationEnabled())
{
src->add("// Rasterization disabled" _CRLF);
return;
}
if( cfInstruction->exportBurstCount != 0 )
debugBreakpoint();
if (cfInstruction->exportType == 1 && cfInstruction->exportArrayBase == GPU7_DECOMPILER_CF_EXPORT_BASE_POSITION)
@ -3409,6 +3415,12 @@ static void _emitCFRingWriteCode(LatteDecompilerShaderContext* shaderContext, La
if (shaderContext->shaderType == LatteConst::ShaderType::Vertex)
{
if (!shaderContext->contextRegistersNew->IsRasterizationEnabled())
{
src->add("// Rasterization disabled" _CRLF);
return;
}
if (cfInstruction->memWriteElemSize != 3)
cemu_assert_unimplemented();
if ((cfInstruction->exportArrayBase & 3) != 0)
@ -4104,7 +4116,7 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
{
functionType = "vertex";
if (shaderContext->contextRegistersNew->IsRasterizationEnabled())
outputTypeName = "Out";
outputTypeName = "VertexOut";
else
outputTypeName = "void";
}
@ -4115,7 +4127,7 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
break;
case LatteConst::ShaderType::Pixel:
functionType = "fragment";
outputTypeName = "Out";
outputTypeName = "FragmentOut";
break;
}
// start of main
@ -4141,26 +4153,27 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
src->add("VertexIn in = fetchVertex(vid, iid, indexBuffer, indexType VERTEX_BUFFERS);" _CRLF);
// Output is defined as object payload
src->add("object_data Out& out = objectPayload.vertexOut[tid];" _CRLF);
src->add("object_data VertexOut& out = objectPayload.vertexOut[tid];" _CRLF);
}
else
{
// Fetch the input
src->add("VertexIn in = fetchVertex(vid, iid VERTEX_BUFFERS);" _CRLF);
src->add("Out out;" _CRLF);
}
}
else if (shader->shaderType == LatteConst::ShaderType::Geometry)
{
src->add("Out out;" _CRLF);
src->add("GeometryOut out;" _CRLF);
// The index of the current vertex that is being emitted
src->add("uint vertexIndex = 0;" _CRLF);
}
}
else
if (shader->shaderType == LatteConst::ShaderType::Pixel || (shaderContext->contextRegistersNew->IsRasterizationEnabled() && !usesGeometryShader))
{
src->addFmt("Out out;" _CRLF);
src->addFmt("{} out;" _CRLF, outputTypeName);
}
// variable definition
if (shaderContext->typeTracker.useArrayGPRs == false)
{
@ -4383,7 +4396,7 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
// vertex shader should write renderstate point size at the end if required but not modified by shader
if (shaderContext->analyzer.outputPointSize && !shaderContext->analyzer.writesPointSize)
{
if (shader->shaderType == LatteConst::ShaderType::Vertex && !shaderContext->options->usesGeometryShader)
if (shader->shaderType == LatteConst::ShaderType::Vertex && !shaderContext->options->usesGeometryShader && shaderContext->contextRegistersNew->IsRasterizationEnabled())
src->add("out.pointSize = supportBuffer.pointSize;" _CRLF);
}