vtkUnstructuredGridGhostCellsGenerator.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridGhostCellsGenerator.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

#ifndef vtkUnstructuredGridGhostCellsGenerator_h
#define vtkUnstructuredGridGhostCellsGenerator_h

#include "vtkFiltersParallelModule.h" // For export macro
#include "vtkUnstructuredGridAlgorithm.h"

class vtkMultiProcessController;
class vtkUnstructuredGrid;
class vtkUnstructuredGridBase;

class VTKFILTERSPARALLEL_EXPORT vtkUnstructuredGridGhostCellsGenerator:
  public vtkUnstructuredGridAlgorithm
{
  vtkTypeMacro(vtkUnstructuredGridGhostCellsGenerator, vtkUnstructuredGridAlgorithm);

public:
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkUnstructuredGridGhostCellsGenerator *New();


  vtkSetMacro(UseGlobalPointIds, bool);
  vtkGetMacro(UseGlobalPointIds, bool);
  vtkBooleanMacro(UseGlobalPointIds, bool);


  vtkSetStringMacro(GlobalPointIdsArrayName);
  vtkGetStringMacro(GlobalPointIdsArrayName);


  vtkSetMacro(HasGlobalCellIds, bool);
  vtkGetMacro(HasGlobalCellIds, bool);
  vtkBooleanMacro(HasGlobalCellIds, bool);


  vtkSetStringMacro(GlobalCellIdsArrayName);
  vtkGetStringMacro(GlobalCellIdsArrayName);


  vtkSetMacro(BuildIfRequired, bool);
  vtkGetMacro(BuildIfRequired, bool);
  vtkBooleanMacro(BuildIfRequired, bool);


  vtkSetClampMacro(MinimumNumberOfGhostLevels, int, 1, VTK_INT_MAX);
  vtkGetMacro(MinimumNumberOfGhostLevels, int);

protected:
  vtkUnstructuredGridGhostCellsGenerator();
  ~vtkUnstructuredGridGhostCellsGenerator() override;

  int RequestUpdateExtent(
    vtkInformation*,
    vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;

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

  char *GlobalPointIdsArrayName;
  bool UseGlobalPointIds;
  char *GlobalCellIdsArrayName;
  bool HasGlobalCellIds;
  bool BuildIfRequired;
  int MinimumNumberOfGhostLevels;

private:
  vtkUnstructuredGridGhostCellsGenerator(const vtkUnstructuredGridGhostCellsGenerator&) = delete;
  void operator=(const vtkUnstructuredGridGhostCellsGenerator&) = delete;
};

#endif