bool GenerateBoundaryAndGroupEdges ( [FGroup](API\Plugins\DynamicMesh\FGroupTopology\FGroup) & Group, [TMap](API\Runtime\Core\Containers\TMap)< int32, int32 > & GroupEdgeMinEidToGroupEdgeID, [TBitArray](API\Runtime\Core\Containers\TBitArray)<> & VertCheckedForCorner )