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GPUDevice: Support transpiling shaders at compile time

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And use it for GLSL postprocessing shaders.
This commit is contained in:
Stenzek
2024-06-14 14:37:33 +10:00
parent f0c2832d03
commit ef69c31e9f
37 changed files with 918 additions and 470 deletions
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20
src/util/d3d12_pipeline.cpp
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@ -25,23 +25,31 @@ void D3D12Shader::SetDebugName(std::string_view name)
{
}
std::unique_ptr<GPUShader> D3D12Device::CreateShaderFromBinary(GPUShaderStage stage, std::span<const u8> data)
std::unique_ptr<GPUShader> D3D12Device::CreateShaderFromBinary(GPUShaderStage stage, std::span<const u8> data,
Error* error)
{
// Can't do much at this point.
std::vector bytecode(data.begin(), data.end());
return std::unique_ptr<GPUShader>(new D3D12Shader(stage, std::move(bytecode)));
}
std::unique_ptr<GPUShader> D3D12Device::CreateShaderFromSource(GPUShaderStage stage, std::string_view source,
const char* entry_point,
DynamicHeapArray<u8>* out_binary)
std::unique_ptr<GPUShader> D3D12Device::CreateShaderFromSource(GPUShaderStage stage, GPUShaderLanguage language,
std::string_view source, const char* entry_point,
DynamicHeapArray<u8>* out_binary, Error* error)
{
const u32 shader_model = D3DCommon::GetShaderModelForFeatureLevel(m_feature_level);
if (language != GPUShaderLanguage::HLSL)
{
return TranspileAndCreateShaderFromSource(stage, language, source, entry_point, GPUShaderLanguage::HLSL,
shader_model, out_binary, error);
}
std::optional<DynamicHeapArray<u8>> bytecode =
D3DCommon::CompileShader(m_feature_level, m_debug_device, stage, source, entry_point);
D3DCommon::CompileShader(shader_model, m_debug_device, stage, source, entry_point, error);
if (!bytecode.has_value())
return {};
std::unique_ptr<GPUShader> ret = CreateShaderFromBinary(stage, bytecode.value());
std::unique_ptr<GPUShader> ret = CreateShaderFromBinary(stage, bytecode.value(), error);
if (ret && out_binary)
*out_binary = std::move(bytecode.value());