Method RequestData

Filters/Modeling/vtkHyperTreeGridOutlineFilter.cxx:34–73

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//------------------------------------------------------------------------------
int vtkHyperTreeGridOutlineFilter::RequestData(vtkInformation* vtkNotUsed(request),
  vtkInformationVector** inputVector, vtkInformationVector* outputVector)
{
  // get the info objects
  vtkInformation* inInfo = inputVector[0]->GetInformationObject(0);
  vtkInformation* outInfo = outputVector->GetInformationObject(0);

  // get the input and output
  vtkHyperTreeGrid* input =
    vtkHyperTreeGrid::SafeDownCast(inInfo->Get(vtkHyperTreeGrid::DATA_OBJECT()));
  if (!input)
  {
    vtkErrorMacro(
      "Incorrect type of input: " << inInfo->Get(vtkHyperTreeGrid::DATA_OBJECT())->GetClassName());
    return 0;
  }

  vtkPolyData* output = vtkPolyData::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));
  if (!output)
  {
    vtkErrorMacro(
      "Incorrect type of output: " << outInfo->Get(vtkDataObject::DATA_OBJECT())->GetClassName());
    return 0;
  }

  vtkDebugMacro(<< "Creating dataset outline");

  //
  // Let OutlineSource do all the work
  //

  this->OutlineSource->SetBounds(input->GetBounds());
  this->OutlineSource->SetGenerateFaces(this->GenerateFaces);
  this->OutlineSource->SetContainerAlgorithm(this);
  this->OutlineSource->Update();

  output->CopyStructure(this->OutlineSource->GetOutput());

  return 1;
}

//------------------------------------------------------------------------------
int vtkHyperTreeGridOutlineFilter::FillInputPortInformation(int, vtkInformation* info)