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Shader Compiler - Propagate filename to dxc command line instead of using the same dummy name (zzz) for all shaders.

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This is helpful when using a profiler such as nSight

#rb christopher.waters

[CL 30514398 by chris kulla in ue5-main branch]
This commit is contained in:
chris kulla
2024-01-09 15:23:12 -05:00
parent c2ab4442f3
commit 2cd6fd99d1
1 changed files with 8 additions and 6 deletions
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14
Engine/Source/Developer/Windows/ShaderFormatD3D/Private/D3DShaderCompilerDXC.cpp
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@@ -348,12 +348,6 @@ public:
Out.Add(TEXT("-T"));
Out.Add(*ShaderProfile);
Out.Add(TEXT(" -Fc "));
Out.Add(TEXT("zzz.d3dasm")); // Dummy
Out.Add(TEXT(" -Fo "));
Out.Add(TEXT("zzz.dxil")); // Dummy
}
const FString& GetBatchBaseFilename() const
@@ -554,6 +548,14 @@ static HRESULT DXCCompileWrapper(
TArray<const WCHAR*> CompilerArgs;
Arguments.GetCompilerArgs(CompilerArgs);
// Give a unique name to the d3dasm and dxil outputs (Must have same scope as CompilerArgs so the temporary strings remain valid)
FString AsmFilename = Arguments.GetBatchBaseFilename() + TEXT(".d3dasm");
FString DXILFilename = Arguments.GetBatchBaseFilename() + TEXT(".dxil");
CompilerArgs.Add(TEXT(" -Fc "));
CompilerArgs.Add(*AsmFilename);
CompilerArgs.Add(TEXT(" -Fo "));
CompilerArgs.Add(*DXILFilename);
HRESULT Result = InnerDXCCompileWrapper(Compiler, TextBlob,
CompilerArgs.GetData(), CompilerArgs.Num(), bExceptionError, OutCompileResult);