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API > API/Runtime > API/Runtime/GeometryCore > API/Runtime/GeometryCore/Util > API/Runtime/GeometryCore/Util/FOptionallySparseIndexMap
References
| Module | GeometryCore |
| Header | /Engine/Source/Runtime/GeometryCore/Public/Util/SparseIndexCollectionTypes.h |
| Include | #include "Util/SparseIndexCollectionTypes.h" |
void SetInvalid
(
int Index
)
Parameters
| Name | Description |
|---|---|
| Index | Explicitly sets the given index to Invalid (not default). Do not call if MapType is ScaleAndOffset. |