Navigation
Unreal Engine C++ API Reference > Developer > ShaderPreprocessor > PreprocessShader
References
| Module | ShaderPreprocessor |
| Header | /Engine/Source/Developer/ShaderPreprocessor/Public/ShaderPreprocessor.h |
| Include | #include "ShaderPreprocessor.h" |
| Source | /Engine/Source/Developer/ShaderPreprocessor/Private/ShaderPreprocessor.cpp |
bool PreprocessShader
&40;
FString & OutPreprocessedShader,
FShaderCompilerOutput & ShaderOutput,
const FShaderCompilerInput & ShaderInput,
const FShaderCompilerDefinitions & AdditionalDefines,
EDumpShaderDefines DefinesPolicy
&41;
Remarks
Preprocess a shader. true if the shader is preprocessed without error.
Parameters
| Name | Description |
|---|---|
| OutPreprocessedShader | Upon return contains the preprocessed source code. |
| ShaderOutput | ShaderOutput to which errors can be added. |
| ShaderInput | The shader compiler input. |
| AdditionalDefines | Additional defines with which to preprocess the shader. |
| bShaderDumpDefinesAsCommentedCode | Whether to add shader definitions as comments. |