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Write Vulkan locations for vertex elements.

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This commit is contained in:
Skyth 2024-10-17 20:51:33 +03:00
parent 9ebccbae90
commit 9da6b59ce5
1 changed files with 40 additions and 1 deletions
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41
ShaderRecomp/shader_recompiler.cpp
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@ -67,6 +67,34 @@ static constexpr const char* USAGE_SEMANTICS[] =
"SAMPLE"
};
struct DeclUsageLocation
{
DeclUsage usage;
uint32_t usageIndex;
uint32_t location;
};
static constexpr DeclUsageLocation USAGE_LOCATIONS[] =
{
{ DeclUsage::Position, 0, 0 },
{ DeclUsage::Normal, 0, 1 },
{ DeclUsage::Tangent, 0, 2 },
{ DeclUsage::Binormal, 0, 3 },
{ DeclUsage::TexCoord, 0, 4 },
{ DeclUsage::TexCoord, 1, 5 },
{ DeclUsage::TexCoord, 2, 6 },
{ DeclUsage::TexCoord, 3, 7 },
{ DeclUsage::Color, 0, 8 },
{ DeclUsage::BlendIndices, 0, 9 },
{ DeclUsage::BlendWeight, 0, 10 },
{ DeclUsage::Color, 1, 11 },
{ DeclUsage::TexCoord, 4, 12 },
{ DeclUsage::TexCoord, 5, 13 },
{ DeclUsage::TexCoord, 6, 14 },
{ DeclUsage::TexCoord, 7, 15 },
{ DeclUsage::Position, 1, 15 },
};
static constexpr std::pair<DeclUsage, size_t> INTERPOLATORS[] =
{
{ DeclUsage::TexCoord, 0 },
@ -1098,7 +1126,18 @@ void ShaderRecompiler::recompile(const uint8_t* shaderData)
if (isMetaInstancer && vertexElement.usage == DeclUsage::TexCoord && vertexElement.usageIndex == 2)
usageType = "uint4";
println("\tin {0} i{1}{2} : {3}{2},", usageType, USAGE_VARIABLES[uint32_t(vertexElement.usage)],
out += '\t';
for (auto& usageLocation : USAGE_LOCATIONS)
{
if (usageLocation.usage == vertexElement.usage && usageLocation.usageIndex == vertexElement.usageIndex)
{
print("[[vk::location({})]] ", usageLocation.location);
break;
}
}
println("in {0} i{1}{2} : {3}{2},", usageType, USAGE_VARIABLES[uint32_t(vertexElement.usage)],
uint32_t(vertexElement.usageIndex), USAGE_SEMANTICS[uint32_t(vertexElement.usage)]);
vertexElements.emplace(uint32_t(vertexElement.address), vertexElement);