Method BuildEdgeList

Common/DataModel/vtkGraph.cxx:821–842

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkGraph::BuildEdgeList()
{
  if (this->EdgeList)
  {
    this->EdgeList->SetNumberOfTuples(this->GetNumberOfEdges());
  }
  else
  {
    this->EdgeList = vtkIdTypeArray::New();
    this->EdgeList->SetNumberOfComponents(2);
    this->EdgeList->SetNumberOfTuples(this->GetNumberOfEdges());
  }
  vtkEdgeListIterator* it = vtkEdgeListIterator::New();
  this->GetEdges(it);
  while (it->HasNext())
  {
    vtkEdgeType e = it->Next();
    this->EdgeList->SetValue(2 * e.Id, e.Source);
    this->EdgeList->SetValue(2 * e.Id + 1, e.Target);
  }
  it->Delete();
}

//------------------------------------------------------------------------------
void vtkGraph::SetEdgePoints(vtkIdType e, vtkIdType npts, const double pts[])