vtkPVGhostCellsGenerator.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVGhostCellsGenerator_h
#define vtkPVGhostCellsGenerator_h

#include "vtkGhostCellsGenerator.h"
#include "vtkPVVTKExtensionsFiltersParallelDIY2Module.h" // needed for exports

class vtkDataObject;
class vtkMultiProcessController;
class vtkMultiBlockDataSet;
class vtkCompositeDataSet;

class VTKPVVTKEXTENSIONSFILTERSPARALLELDIY2_EXPORT vtkPVGhostCellsGenerator
  : public vtkGhostCellsGenerator
{
public:
  static vtkPVGhostCellsGenerator* New();
  vtkTypeMacro(vtkPVGhostCellsGenerator, vtkGhostCellsGenerator);
  void PrintSelf(ostream& os, vtkIndent indent) override;

protected:
  vtkPVGhostCellsGenerator() = default;
  ~vtkPVGhostCellsGenerator() override = default;

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int, vtkInformation*) override;

  int GhostCellsGeneratorUsingSuperclassInstance(vtkDataObject* inputDO, vtkDataObject* outputDO);

private:
  vtkPVGhostCellsGenerator(const vtkPVGhostCellsGenerator&) = delete;
  void operator=(const vtkPVGhostCellsGenerator&) = delete;

  int GhostCellsGeneratorUsingHyperTreeGrid(vtkDataObject* inputDO, vtkDataObject* outputDO);

  static bool HasHTG(vtkMultiProcessController* controller, vtkDataObject* object);

  int ProcessDataObject(vtkDataObject* input, vtkDataObject* output);

  int ProcessPartitionedDataSet(vtkCompositeDataSet* input, vtkCompositeDataSet* output);

  int ProcessMultiBlockDataSet(vtkMultiBlockDataSet* input, vtkMultiBlockDataSet* output);
};

#endif