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implement transform feedback

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This commit is contained in:
Samuliak 2024-08-08 13:52:48 +02:00
parent e0791c3bf4
commit 5c246d55bd
7 changed files with 65 additions and 54 deletions
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41
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSL.cpp
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@ -2752,9 +2752,9 @@ static void _emitTEXGetGradientsHV(LatteDecompilerShaderContext* shaderContext,
const char* funcName;
if (texInstruction->opcode == GPU7_TEX_INST_GET_GRADIENTS_H)
funcName = "dFdx";
funcName = "dfdx";
else
funcName = "dFdy";
funcName = "dfdy";
src->add(" = ");
@ -3273,15 +3273,8 @@ static void _emitCFRingWriteCode(LatteDecompilerShaderContext* shaderContext, La
if ((cfInstruction->memWriteCompMask&(1 << i)) == 0)
continue;
if (shaderContext->options->useTFViaSSBO)
{
uint32 u32Offset = streamWrite->exportArrayBase + i;
src->addFmt("sb_buffer[sbBase{} + {}]", streamWrite->bufferIndex, u32Offset);
}
else
{
src->addFmt("sb{}[{}]", streamWrite->bufferIndex, streamWrite->exportArrayBase + i);
}
uint32 u32Offset = streamWrite->exportArrayBase + i;
src->addFmt("sb[sbBase{} + {}]", streamWrite->bufferIndex, u32Offset);
src->add(" = ");
@ -3393,15 +3386,8 @@ static void _emitStreamWriteCode(LatteDecompilerShaderContext* shaderContext, La
if ((cfInstruction->memWriteCompMask&(1 << i)) == 0)
continue;
if (shaderContext->options->useTFViaSSBO)
{
uint32 u32Offset = cfInstruction->exportArrayBase + i;
src->addFmt("sb_buffer[sbBase{} + {}]", streamoutBufferIndex, u32Offset);
}
else
{
src->addFmt("sb{}[{}]", streamoutBufferIndex, cfInstruction->exportArrayBase + i);
}
uint32 u32Offset = cfInstruction->exportArrayBase + i;
src->addFmt("sb[sbBase{} + {}]", streamoutBufferIndex, u32Offset);
src->add(" = ");
@ -3595,15 +3581,12 @@ void LatteDecompiler_emitClauseCodeMSL(LatteDecompilerShaderContext* shaderConte
// emit vertex
src->add("EmitVertex();" _CRLF);
// increment transform feedback pointer
if (shaderContext->analyzer.useSSBOForStreamout)
for (sint32 i = 0; i < LATTE_NUM_STREAMOUT_BUFFER; i++)
{
for (sint32 i = 0; i < LATTE_NUM_STREAMOUT_BUFFER; i++)
{
if (!shaderContext->output->streamoutBufferWriteMask[i])
continue;
cemu_assert_debug((shaderContext->output->streamoutBufferStride[i] & 3) == 0);
src->addFmt("sbBase{} += {};" _CRLF, i, shaderContext->output->streamoutBufferStride[i] / 4);
}
if (!shaderContext->output->streamoutBufferWriteMask[i])
continue;
cemu_assert_debug((shaderContext->output->streamoutBufferStride[i] & 3) == 0);
src->addFmt("sbBase{} += {};" _CRLF, i, shaderContext->output->streamoutBufferStride[i] / 4);
}
if( shaderContext->analyzer.modifiesPixelActiveState )
@ -3970,7 +3953,7 @@ void LatteDecompiler_emitMSLShader(LatteDecompilerShaderContext* shaderContext,
src->addFmt("float cubeMapArrayIndex{} = 0.0;" _CRLF, i);
}
// init base offset for streamout buffer writes
if (shaderContext->analyzer.useSSBOForStreamout && (shader->shaderType == LatteConst::ShaderType::Vertex || shader->shaderType == LatteConst::ShaderType::Geometry))
if (shader->shaderType == LatteConst::ShaderType::Vertex || shader->shaderType == LatteConst::ShaderType::Geometry)
{
for (sint32 i = 0; i < LATTE_NUM_STREAMOUT_BUFFER; i++)
{