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Unreal Engine C++ API Reference > Runtime > Engine > Materials > UMaterialExpression
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpression.h |
| Include | #include "Materials/MaterialExpression.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialExpressions.cpp |
void ConnectToPreviewMaterial
&40;
UMaterial &42; InMaterial,
int32 OutputIndex
&41;
Remarks
Connects the specified output to the passed material for previewing.