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API > API/Plugins > API/Plugins/MeshPartition > API/Plugins/MeshPartition/AMeshPartitionDataLayerContainer
Description
Remove entries for definitions that are no longer in use, plus any entries with null/stale definition keys. Data layer instances for removed entries are deleted from the world.
| Name | PruneUnusedDefinitions |
| Type | function |
| Header File | /Engine/Plugins/Experimental/MeshPartition/Source/MeshPartition/Public/MeshPartitionDataLayerContainer.h |
| Include Path | #include "MeshPartitionDataLayerContainer.h" |
| Source | /Engine/Plugins/Experimental/MeshPartition/Source/MeshPartition/Private/MeshPartitionDataLayerContainer.cpp |
int32 PruneUnusedDefinitions
(
const TSet< const UMeshPartitionDefinition * > & InUsedDefinitions
)
number of entries removed (0 means the container was not modified).