HLSL Decompiler

This project translates DXBC (SM 5.x or lower), DXIL (SM 6.x), and SPIR-V codes into the original HLSL shaders commonly used in Unreal Engine 5 projects.

Building

Dependencies

Requires CMake 3.10+ and C++17 support

Build

cmake -B build -S .
cmake --build build --config Release

RenderDoc Plugin Integration

DXBC -> HLSL

Field	Value
Name	DXBC Decompiler
Tool Type	Custom Tool
Executable	Absolute path of HLSLDecompiler.bat, typically ./build/Release/HLSLDecompiler.bat
Command Line	{input_file} -dxbc
Input/Output	DXBC/HLSL

DXIL -> HLSL

Field	Value
Name	DXIL Decompiler
Tool Type	Custom Tool
Executable	Absolute path of HLSLDecompiler.bat, typically ./build/Release/HLSLDecompiler.bat
Command Line	{input_file} -dxil
Input/Output	DXIL/HLSL

SPIR-V -> HLSL

Field	Value
Name	SPIR-V Decompiler
Tool Type	Custom Tool
Executable	Absolute path of HLSLDecompiler.bat, typically ./build/Release/HLSLDecompiler.bat
Command Line	{input_file} -spirv
Input/Output	SPIR-V/HLSL