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Unreal Engine C++ API Reference > Runtime > Engine > Materials > UMaterial
References
Module | Engine |
Header | /Engine/Source/Runtime/Engine/Classes/Materials/Material.h |
Include | #include "Materials/Material.h" |
Source | /Engine/Source/Runtime/Engine/Private/Materials/Material.cpp |
void RecursiveUpdateRealtimePreview
&40;
UMaterialExpression &42; InExpression,
TArray< UMaterialExpression &42; > & InOutExpressionsToProcess
&41;
Remarks
Recursively update the bRealtimePreview for each expression based on whether it is connected to something that is time-varying. This is determined based on the result of UMaterialExpression::NeedsRealtimePreview();
Parameters
Name | Description |
---|---|
InExpression | The expression to start at. |
InOutExpressionsToProcess | Array of expressions we still need to process. |