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Unreal Engine C++ API Reference > Runtime > Engine > Materials > UMaterialParameterCollection
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialParameterCollection.h |
| Include | #include "Materials/MaterialParameterCollection.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/ParameterCollection.cpp |
int32 GetVectorParameterIndexByName
&40;
FName ParameterName
&41; const
Remarks
Get the index in the VectorParameters array of the parameter matching the input parameter name, returns -1 if not found