Method ExportLegacyFormat

Common/DataModel/vtkCellArray.cxx:1449–1468

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//------------------------------------------------------------------------------
void vtkCellArray::ExportLegacyFormat(vtkIdTypeArray* data)
{
  vtkIdType size;
  this->Dispatch(GetLegacyDataSizeImpl{}, size);
  data->Allocate(size);

  auto it = vtk::TakeSmartPointer(this->NewIterator());

  vtkIdType cellSize;
  const vtkIdType* cellPoints;
  for (it->GoToFirstCell(); !it->IsDoneWithTraversal(); it->GoToNextCell())
  {
    it->GetCurrentCell(cellSize, cellPoints);
    data->InsertNextValue(cellSize);
    for (vtkIdType i = 0; i < cellSize; ++i)
    {
      data->InsertNextValue(cellPoints[i]);
    }
  }
}

//------------------------------------------------------------------------------
void vtkCellArray::ImportLegacyFormat(vtkIdTypeArray* data)