------------------------------------------------------------------------------
| 38 | |
| 39 | //------------------------------------------------------------------------------ |
| 40 | vtkIdType vtkTree::GetParent(vtkIdType v) |
| 41 | { |
| 42 | const vtkInEdgeType* edges; |
| 43 | vtkIdType nedges; |
| 44 | this->GetInEdges(v, edges, nedges); |
| 45 | if (nedges > 0) |
| 46 | { |
| 47 | return edges[0].Source; |
| 48 | } |
| 49 | return -1; |
| 50 | } |
| 51 | |
| 52 | //------------------------------------------------------------------------------ |
| 53 | vtkEdgeType vtkTree::GetParentEdge(vtkIdType v) |