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[dxso] Initialize vPos in shaders if we have pixel fog

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Fixes some fog related regressions since we deferred this
This commit is contained in:
Joshua Ashton 2020-02-04 21:36:31 +00:00
parent ce51431860
commit 08fc5342a9
1 changed files with 9 additions and 0 deletions
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9
src/dxso/dxso_compiler.cpp
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@ -3561,6 +3561,15 @@ void DxsoCompiler::emitControlFlowGenericLoop(
this->emitInputSetup(); this->emitInputSetup();
bool canUsePixelFog = m_programInfo.majorVersion() < 3;
if (canUsePixelFog) {
// Look up vPos so it gets initted.
DxsoRegister vPos;
vPos.id = DxsoRegisterId{ DxsoRegisterType::MiscType, DxsoMiscTypeIndices::MiscTypePosition };
auto vPosPtr = this->emitGetOperandPtr(vPos);
}
if (m_ps.vPos.id != 0) { if (m_ps.vPos.id != 0) {
DxsoRegisterPointer fragCoord = this->emitRegisterPtr( DxsoRegisterPointer fragCoord = this->emitRegisterPtr(
"ps_frag_coord", DxsoScalarType::Float32, 4, 0, "ps_frag_coord", DxsoScalarType::Float32, 4, 0,