int32 SetLodFromStaticMesh ( [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * DestinationStaticMesh, int32 DestinationLodIndex, [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * SourceStaticMesh, int32 SourceLodIndex, bool bReuseExistingMaterialSlots )