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[d3d9] Return 0 if any vertex decl element can't be represented as fvf

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This commit is contained in:
Robin Kertels 2022-10-07 20:58:40 +02:00 committed by Joshie
parent 7090105573
commit 4bcabe8d46
2 changed files with 46 additions and 28 deletions
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71
src/d3d9/d3d9_vertex_declaration.cpp
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@ -204,9 +204,10 @@ namespace dxvk {
std::copy(elements.begin(), elements.begin() + elemCount, m_elements.data());
}
DWORD D3D9VertexDecl::MapD3DDeclToFvf(
bool D3D9VertexDecl::MapD3DDeclToFvf(
const D3DVERTEXELEMENT9& element,
DWORD fvf,
DWORD& outFvf,
DWORD& texCountPostUpdate) {
// Mapping between a Direct3D Declaration and FVF Codes (Direct3D 9)
@ -226,49 +227,60 @@ namespace dxvk {
// D3DDECLTYPE_FLOAT3 D3DDECLUSAGE_POSITION 1 N / A
// D3DDECLTYPE_FLOAT3 D3DDECLUSAGE_NORMAL 1 N / A
if (element.Usage == D3DDECLUSAGE_POSITION && element.Type == D3DDECLTYPE_FLOAT3 && element.UsageIndex == 0)
return D3DFVF_XYZ;
if (element.Usage == D3DDECLUSAGE_POSITIONT && element.Type == D3DDECLTYPE_FLOAT4 && element.UsageIndex == 0)
return D3DFVF_XYZRHW;
if (element.Usage == D3DDECLUSAGE_POSITION && element.Type == D3DDECLTYPE_FLOAT3 && element.UsageIndex == 0) {
outFvf = D3DFVF_XYZ;
return true;
}
if (element.Usage == D3DDECLUSAGE_POSITIONT && element.Type == D3DDECLTYPE_FLOAT4 && element.UsageIndex == 0) {
outFvf = D3DFVF_XYZRHW;
return true;
}
if (element.Usage == D3DDECLUSAGE_BLENDWEIGHT && element.UsageIndex == 0) {
DWORD fvfRet = MapD3DDeclTypeFloatToFvfXYZBn(element.Type);
if (likely(fvfRet != 0))
return fvfRet;
else {
return 0;
if (likely(fvfRet != 0)) {
outFvf = fvfRet;
return true;
} else {
return false;
}
}
if (element.Usage == D3DDECLUSAGE_BLENDINDICES && element.Type == D3DDECLTYPE_UBYTE4 && element.UsageIndex == 0)
return D3DFVF_XYZB1;
if (element.Usage == D3DDECLUSAGE_BLENDINDICES && element.Type == D3DDECLTYPE_UBYTE4 && element.UsageIndex == 0) {
outFvf = D3DFVF_XYZB1;
return true;
}
if (element.Usage == D3DDECLUSAGE_NORMAL && element.Type == D3DDECLTYPE_FLOAT3 && element.UsageIndex == 0)
return D3DFVF_NORMAL;
if (element.Usage == D3DDECLUSAGE_NORMAL && element.Type == D3DDECLTYPE_FLOAT3 && element.UsageIndex == 0) {
outFvf = D3DFVF_NORMAL;
return true;
}
if (element.Usage == D3DDECLUSAGE_PSIZE && element.Type == D3DDECLTYPE_FLOAT1 && element.UsageIndex == 0)
return D3DFVF_PSIZE;
if (element.Usage == D3DDECLUSAGE_PSIZE && element.Type == D3DDECLTYPE_FLOAT1 && element.UsageIndex == 0) {
outFvf = D3DFVF_PSIZE;
return true;
}
if (element.Usage == D3DDECLUSAGE_COLOR && element.Type == D3DDECLTYPE_D3DCOLOR) {
switch (element.UsageIndex) {
case 0: return D3DFVF_DIFFUSE;
case 1: return D3DFVF_SPECULAR;
case 0:
outFvf = D3DFVF_DIFFUSE;
return true;
case 1:
outFvf = D3DFVF_SPECULAR;
return true;
default:
return 0;
return false;
}
}
if (element.Usage == D3DDECLUSAGE_TEXCOORD && element.UsageIndex < 8) {
DWORD retFvf = 0;
if (likely(MapD3DDeclUsageTexCoordToFvfTexCoordSize(element, fvf, retFvf, texCountPostUpdate)))
return retFvf;
else {
return 0;
}
return MapD3DDeclUsageTexCoordToFvfTexCoordSize(element, fvf, outFvf, texCountPostUpdate);
}
return 0;
return false;
}
@ -323,8 +335,13 @@ namespace dxvk {
DWORD fvf = 0;
DWORD texCountPostUpdate = 0;
for (const auto& element : m_elements)
fvf |= MapD3DDeclToFvf(element, fvf, texCountPostUpdate);
for (const auto& element : m_elements) {
DWORD elementFvf = 0;
if (!MapD3DDeclToFvf(element, fvf, elementFvf, texCountPostUpdate)) {
return 0;
}
fvf |= elementFvf;
}
fvf |= (texCountPostUpdate << 8);

3
src/d3d9/d3d9_vertex_declaration.h
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@ -68,9 +68,10 @@ namespace dxvk {
private:
DWORD MapD3DDeclToFvf(
bool MapD3DDeclToFvf(
const D3DVERTEXELEMENT9& element,
DWORD fvf,
DWORD& outFvf,
DWORD& texCountPostUpdate);
DWORD MapD3D9VertexElementsToFvf();