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[dxbc] Implemented Hull Shader output setup

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This commit is contained in:
Philip Rebohle 2018-03-06 14:49:11 +01:00
parent 988aaa0161
commit 87afb33228
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GPG Key ID: C8CC613427A31C99
2 changed files with 69 additions and 3 deletions
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67
src/dxbc/dxbc_compiler.cpp
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@ -4708,6 +4708,17 @@ namespace dxvk {
outputReg.type.ccount = 4;
outputReg.id = m_oRegs.at(svMapping.regId);
if (m_version.type() == DxbcProgramType::HullShader) {
uint32_t registerIndex = m_module.constu32(svMapping.regId);
outputReg.id = m_module.opAccessChain(
m_module.defPointerType(
getVectorTypeId(outputReg.type),
spv::StorageClassOutput),
m_hs.outputPerPatch,
1, &registerIndex);
}
auto sv = svMapping.sv;
auto mask = svMapping.regMask;
auto value = emitValueLoad(outputReg);
@ -4715,7 +4726,7 @@ namespace dxvk {
switch (m_version.type()) {
case DxbcProgramType::VertexShader: emitVsSystemValueStore(sv, mask, value); break;
case DxbcProgramType::GeometryShader: emitGsSystemValueStore(sv, mask, value); break;
case DxbcProgramType::HullShader:
case DxbcProgramType::HullShader: emitHsSystemValueStore(sv, mask, value); break;
case DxbcProgramType::DomainShader:
case DxbcProgramType::PixelShader:
case DxbcProgramType::ComputeShader:
@ -4954,6 +4965,57 @@ namespace dxvk {
}
void DxbcCompiler::emitHsSystemValueStore(
DxbcSystemValue sv,
DxbcRegMask mask,
const DxbcRegisterValue& value) {
if (sv >= DxbcSystemValue::FinalQuadUeq0EdgeTessFactor
&& sv <= DxbcSystemValue::FinalLineDensityTessFactor) {
struct TessFactor {
uint32_t array = 0;
uint32_t index = 0;
};
static const std::array<TessFactor, 12> s_tessFactors = {{
{ m_hs.builtinTessLevelOuter, 0 }, // FinalQuadUeq0EdgeTessFactor
{ m_hs.builtinTessLevelOuter, 1 }, // FinalQuadVeq0EdgeTessFactor
{ m_hs.builtinTessLevelOuter, 2 }, // FinalQuadUeq1EdgeTessFactor
{ m_hs.builtinTessLevelOuter, 3 }, // FinalQuadVeq1EdgeTessFactor
{ m_hs.builtinTessLevelInner, 0 }, // FinalQuadUInsideTessFactor
{ m_hs.builtinTessLevelInner, 1 }, // FinalQuadVInsideTessFactor
{ m_hs.builtinTessLevelOuter, 0 }, // FinalTriUeq0EdgeTessFactor
{ m_hs.builtinTessLevelOuter, 1 }, // FinalTriVeq0EdgeTessFactor
{ m_hs.builtinTessLevelOuter, 2 }, // FinalTriWeq0EdgeTessFactor
{ m_hs.builtinTessLevelInner, 0 }, // FinalTriInsideTessFactor
{ m_hs.builtinTessLevelOuter, 0 }, // FinalLineDetailTessFactor
{ m_hs.builtinTessLevelOuter, 1 }, // FinalLineDensityTessFactor
}};
const TessFactor tessFactor = s_tessFactors.at(static_cast<uint32_t>(sv)
- static_cast<uint32_t>(DxbcSystemValue::FinalQuadUeq0EdgeTessFactor));
const uint32_t tessFactorArrayIndex
= m_module.constu32(tessFactor.index);
DxbcRegisterPointer ptr;
ptr.type.ctype = DxbcScalarType::Float32;
ptr.type.ccount = 1;
ptr.id = m_module.opAccessChain(
m_module.defPointerType(
getVectorTypeId(ptr.type),
spv::StorageClassOutput),
tessFactor.array, 1,
&tessFactorArrayIndex);
emitValueStore(ptr, emitRegisterExtract(value, mask),
DxbcRegMask(true, false, false, false));
} else {
Logger::warn(str::format(
"DxbcCompiler: Unhandled HS SV output: ", sv));
}
}
void DxbcCompiler::emitGsSystemValueStore(
DxbcSystemValue sv,
DxbcRegMask mask,
@ -5190,8 +5252,7 @@ namespace dxvk {
this->emitHsForkJoinPhase(phase);
this->emitHsPhaseBarrier();
// TODO set up output variables
this->emitOutputSetup();
}

5
src/dxbc/dxbc_compiler.h
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@ -838,6 +838,11 @@ namespace dxvk {
DxbcRegMask mask,
const DxbcRegisterValue& value);
void emitHsSystemValueStore(
DxbcSystemValue sv,
DxbcRegMask mask,
const DxbcRegisterValue& value);
void emitGsSystemValueStore(
DxbcSystemValue sv,
DxbcRegMask mask,