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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials > API/Runtime/Engine/Materials/UMaterialExpressionFunctionOutpu-
- UMaterialExpression::CompilePreview()
- UMaterialExpressionFunctionOutput::CompilePreview()
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionFunctionOutput.h |
| Include | #include "Materials/MaterialExpressionFunctionOutput.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialExpressions.cpp |
virtual int32 CompilePreview
&40;
class FMaterialCompiler &42; Compiler,
int32 OutputIndex
&41;