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Unreal Engine C++ API Reference > Runtime > Engine > Materials > UMaterialInstanceDynamic
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialInstanceDynamic.h |
| Include | #include "Materials/MaterialInstanceDynamic.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialInstanceDynamic.cpp |
bool SetVectorParameterByIndex
&40;
int32 ParameterIndex,
const FLinearColor & Value
&41;
Remarks
Use the cached value of OutParameterIndex above to set the vector parameter ONLY on the exact same MID.