TUniqueFunction< void, int32)> OnNewVertexSaved
If set, this function is called whenever a newly-seen VertexID is saved, parameters are (VertexID, Index) into saved-vertices array
TUniqueFunction< void, int32)> OnNewVertexSaved
If set, this function is called whenever a newly-seen VertexID is saved, parameters are (VertexID, Index) into saved-vertices array