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[d3d11] Rework DXBC shader stage to Vulkan shader stage mapping

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We're going to have to do this at runtime, so this needs to be fast.
This commit is contained in:
Philip Rebohle 2025-02-18 01:10:49 +01:00 committed by Philip Rebohle
parent 6080e6d24d
commit be61341178
1 changed files with 10 additions and 10 deletions
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18
src/d3d11/d3d11_util.h
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@ -52,15 +52,15 @@ namespace dxvk {
* \returns Corresponding Vulkan shader stage
*/
constexpr VkShaderStageFlagBits GetShaderStage(DxbcProgramType ProgramType) {
switch (ProgramType) {
case DxbcProgramType::VertexShader: return VK_SHADER_STAGE_VERTEX_BIT;
case DxbcProgramType::HullShader: return VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT;
case DxbcProgramType::DomainShader: return VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT;
case DxbcProgramType::GeometryShader: return VK_SHADER_STAGE_GEOMETRY_BIT;
case DxbcProgramType::PixelShader: return VK_SHADER_STAGE_FRAGMENT_BIT;
case DxbcProgramType::ComputeShader: return VK_SHADER_STAGE_COMPUTE_BIT;
default: return VkShaderStageFlagBits(0);
}
constexpr uint64_t lut
= (uint64_t(VK_SHADER_STAGE_VERTEX_BIT) << (8u * uint32_t(DxbcProgramType::VertexShader)))
| (uint64_t(VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT) << (8u * uint32_t(DxbcProgramType::HullShader)))
| (uint64_t(VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT) << (8u * uint32_t(DxbcProgramType::DomainShader)))
| (uint64_t(VK_SHADER_STAGE_GEOMETRY_BIT) << (8u * uint32_t(DxbcProgramType::GeometryShader)))
| (uint64_t(VK_SHADER_STAGE_FRAGMENT_BIT) << (8u * uint32_t(DxbcProgramType::PixelShader)))
| (uint64_t(VK_SHADER_STAGE_COMPUTE_BIT) << (8u * uint32_t(DxbcProgramType::ComputeShader)));
return VkShaderStageFlagBits((lut >> (8u * uint32_t(ProgramType))) & 0xff);
}
}