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

  Program:   Visualization Toolkit
  Module:    vtkShrinkFilter.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 vtkShrinkFilter_h
#define vtkShrinkFilter_h

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

class VTKFILTERSGENERAL_EXPORT vtkShrinkFilter : public vtkUnstructuredGridAlgorithm
{
public:
  static vtkShrinkFilter *New();
  vtkTypeMacro(vtkShrinkFilter,vtkUnstructuredGridAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetClampMacro(ShrinkFactor, double, 0.0, 1.0);
  vtkGetMacro(ShrinkFactor, double);

protected:
  vtkShrinkFilter();
  ~vtkShrinkFilter();

  // Override to specify support for any vtkDataSet input type.
  virtual int FillInputPortInformation(int port, vtkInformation* info);

  // Main implementation.
  virtual int RequestData(vtkInformation*,
                          vtkInformationVector**,
                          vtkInformationVector*);

  double ShrinkFactor;

private:
  vtkShrinkFilter(const vtkShrinkFilter&);  // Not implemented.
  void operator=(const vtkShrinkFilter&);  // Not implemented.
};

#endif