Method ProcessComposite

Filters/General/vtkRandomAttributeGenerator.cxx:285–324

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//------------------------------------------------------------------------------
int vtkRandomAttributeGenerator::ProcessComposite(
  vtkCompositeDataSet* input, vtkCompositeDataSet* output)
{
  if (input == nullptr || output == nullptr)
  {
    return 0;
  }
  output->CopyStructure(input);

  vtkSmartPointer<vtkCompositeDataIterator> it;
  it.TakeReference(input->NewIterator());
  for (it->InitTraversal(); !it->IsDoneWithTraversal(); it->GoToNextItem())
  {
    if (this->CheckAbort())
    {
      break;
    }

    vtkDataSet* inputDS = vtkDataSet::SafeDownCast(it->GetCurrentDataObject());
    if (inputDS)
    {
      vtkSmartPointer<vtkDataSet> outputDS;
      outputDS.TakeReference(inputDS->NewInstance());
      output->SetDataSet(it, outputDS);
      this->ProcessDataSet(inputDS, outputDS);
      continue;
    }

    vtkHyperTreeGrid* inputHTG = vtkHyperTreeGrid::SafeDownCast(it->GetCurrentDataObject());
    if (inputHTG)
    {
      vtkSmartPointer<vtkHyperTreeGrid> outputHTG;
      outputHTG.TakeReference(inputHTG->NewInstance());
      output->SetDataSet(it, outputHTG);
      this->ProcessHTG(inputHTG, outputHTG);
      continue;
    }
  }
  return 1;
}

//------------------------------------------------------------------------------
int vtkRandomAttributeGenerator::ProcessDataSet(vtkDataSet* input, vtkDataSet* output)