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[d3d9] Only read point scale push constant in fixed function

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Otherwise it doesn't exist and we're reading garbage/non-existant data.

Even though this gets spec-constanted away via an opSelect, some drivers don't like this
This commit is contained in:
Joshua Ashton 2020-09-26 06:39:08 +01:00
parent e4bca7a42f
commit 753fcd5649
3 changed files with 35 additions and 34 deletions
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17
src/d3d9/d3d9_fixed_function.cpp
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@ -254,7 +254,7 @@ namespace dxvk {
}
D3D9PointSizeInfoVS GetPointSizeInfoVS(SpirvModule& spvModule, uint32_t vPos, uint32_t vtx, uint32_t perVertPointSize, uint32_t rsBlock) {
D3D9PointSizeInfoVS GetPointSizeInfoVS(SpirvModule& spvModule, uint32_t vPos, uint32_t vtx, uint32_t perVertPointSize, uint32_t rsBlock, bool isFixedFunction) {
uint32_t floatType = spvModule.defFloatType(32);
uint32_t floatPtr = spvModule.defPointerType(floatType, spv::StorageClassPushConstant);
uint32_t vec3Type = spvModule.defVectorType(floatType, 3);
@ -267,6 +267,9 @@ namespace dxvk {
return spvModule.opLoad(floatType, spvModule.opAccessChain(floatPtr, rsBlock, 1, &index));
};
uint32_t value = perVertPointSize != 0 ? perVertPointSize : LoadFloat(D3D9RenderStateItem::PointSize);
if (isFixedFunction) {
uint32_t pointMode = spvModule.specConst32(uint32Type, 0);
spvModule.setDebugName(pointMode, "point_mode");
spvModule.decorateSpecId(pointMode, getSpecId(D3D9SpecConstantId::PointMode));
@ -274,8 +277,6 @@ namespace dxvk {
uint32_t scaleBit = spvModule.opBitFieldUExtract(uint32Type, pointMode, spvModule.consti32(0), spvModule.consti32(1));
uint32_t isScale = spvModule.opIEqual(boolType, scaleBit, spvModule.constu32(1));
uint32_t regularValue = perVertPointSize != 0 ? perVertPointSize : LoadFloat(D3D9RenderStateItem::PointSize);
uint32_t scaleC = LoadFloat(D3D9RenderStateItem::PointScaleC);
uint32_t scaleB = LoadFloat(D3D9RenderStateItem::PointScaleB);
uint32_t scaleA = LoadFloat(D3D9RenderStateItem::PointScaleA);
@ -290,8 +291,7 @@ namespace dxvk {
rhw = spvModule.opFDiv(floatType, spvModule.constf32(1.0f), rhw);
uint32_t pos3 = spvModule.opVectorShuffle(vec3Type, vPos, vPos, 3, indices.data());
vtx3 = spvModule.opVectorTimesScalar(vec3Type, pos3, rhw);
}
else {
} else {
vtx3 = spvModule.opVectorShuffle(vec3Type, vtx, vtx, 3, indices.data());
}
@ -301,9 +301,10 @@ namespace dxvk {
scaleValue = spvModule.opFFma(floatType, scaleB, De, scaleValue);
scaleValue = spvModule.opFAdd(floatType, scaleA, scaleValue);
scaleValue = spvModule.opSqrt(floatType, scaleValue);
scaleValue = spvModule.opFDiv(floatType, regularValue, scaleValue);
scaleValue = spvModule.opFDiv(floatType, value, scaleValue);
uint32_t value = spvModule.opSelect(floatType, isScale, scaleValue, regularValue);
value = spvModule.opSelect(floatType, isScale, scaleValue, value);
}
uint32_t min = LoadFloat(D3D9RenderStateItem::PointSizeMin);
uint32_t max = LoadFloat(D3D9RenderStateItem::PointSizeMax);
@ -1171,7 +1172,7 @@ namespace dxvk {
fogCtx.Specular = m_vs.in.COLOR[1];
m_module.opStore(m_vs.out.FOG, DoFixedFunctionFog(m_module, fogCtx));
auto pointInfo = GetPointSizeInfoVS(m_module, 0, vtx, m_vs.in.POINTSIZE, m_rsBlock);
auto pointInfo = GetPointSizeInfoVS(m_module, 0, vtx, m_vs.in.POINTSIZE, m_rsBlock, true);
uint32_t pointSize = m_module.opFClamp(m_floatType, pointInfo.defaultValue, pointInfo.min, pointInfo.max);
m_module.opStore(m_vs.out.POINTSIZE, pointSize);

2
src/d3d9/d3d9_fixed_function.h
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@ -56,7 +56,7 @@ namespace dxvk {
};
// Default point size and point scale magic!
D3D9PointSizeInfoVS GetPointSizeInfoVS(SpirvModule& spvModule, uint32_t vPos, uint32_t vtx, uint32_t perVertPointSize, uint32_t rsBlock);
D3D9PointSizeInfoVS GetPointSizeInfoVS(SpirvModule& spvModule, uint32_t vPos, uint32_t vtx, uint32_t perVertPointSize, uint32_t rsBlock, bool isFixedFunction);
struct D3D9PointSizeInfoPS {
uint32_t isSprite;

2
src/dxso/dxso_compiler.cpp
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@ -3378,7 +3378,7 @@ void DxsoCompiler::emitControlFlowGenericLoop(
if (!outputtedColor1)
OutputDefault(DxsoSemantic{ DxsoUsage::Color, 1 });
auto pointInfo = GetPointSizeInfoVS(m_module, m_vs.oPos.id, 0, 0, m_rsBlock);
auto pointInfo = GetPointSizeInfoVS(m_module, m_vs.oPos.id, 0, 0, m_rsBlock, false);
if (m_vs.oPSize.id == 0) {
m_vs.oPSize = this->emitRegisterPtr(