vtkConvertPolyhedraFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2020 Menno Deij - van Rijswijk (MARIN)
// SPDX-License-Identifier: BSD-3-Clause

#ifndef vtkConvertPolyhedraFilter_h
#define vtkConvertPolyhedraFilter_h

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

class vtkUnstructuredGridBase;
class vtkCellArray;
class vtkIdList;
class TestConvertPolyhedra; // for testing purposes

class VTKPVVTKEXTENSIONSFILTERSGENERAL_EXPORT vtkConvertPolyhedraFilter
  : public vtkUnstructuredGridAlgorithm
{
public:
  static vtkConvertPolyhedraFilter* New();
  vtkTypeMacro(vtkConvertPolyhedraFilter, vtkUnstructuredGridAlgorithm);

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

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

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

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

  // forward declared test class is friend so that it can call
  // the two functions below without having to expose them as public
  friend class TestConvertPolyhedra;

  void InsertNextPolyhedralCell(vtkUnstructuredGridBase*, vtkIdList*, vtkCellArray*) const;
  void InsertNextPolygonalCell(vtkUnstructuredGridBase*, vtkIdList*) const;
};

#endif