Method RequestData

Filters/CellGrid/vtkCellGridToUnstructuredGrid.cxx:192–219

}

int vtkCellGridToUnstructuredGrid::RequestData(
  vtkInformation* vtkNotUsed(request), vtkInformationVector** inInfo, vtkInformationVector* ouInfo)
{
  auto* input = vtkCellGrid::GetData(inInfo[0]);
  auto* output = vtkUnstructuredGrid::GetData(ouInfo);
  if (!input)
  {
    vtkWarningMacro("Empty input.");
    return 1;
  }
  if (!output)
  {
    vtkErrorMacro("Empty output.");
    return 0;
  }

  output->Initialize();
  this->Request->Input = input;
  this->Request->Output = output;
  // Run the cell-center query on the request.
  if (!input->Query(this->Request))
  {
    vtkErrorMacro("Input failed to respond to query.");
    return 0;
  }

  return 1;
}

VTK_ABI_NAMESPACE_END