AutoCluster ( FGeometryCollection& GeometryColle..., const int32 ClusterIndex, const EFractureEngineClusterSizeMet..., const uint32 SiteCount, const float SiteCountFraction, const float SiteSize, const bool bEnforceConnectivity, const bool bAvoidIsolated, const bool bEnforceSiteParameters, const int32 GridX, const int32 GridY, const int32 GridZ, const float MinimumClusterSize, const int32 KMeansIterations )