vtkImageAnisotropicDiffusion2D.h

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

  Program:   Visualization Toolkit
  Module:    vtkImageAnisotropicDiffusion2D.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 vtkImageAnisotropicDiffusion2D_h
#define vtkImageAnisotropicDiffusion2D_h

#include "vtkImageSpatialAlgorithm.h"
#include "vtkImagingGeneralModule.h" // For export macro
class VTKIMAGINGGENERAL_EXPORT vtkImageAnisotropicDiffusion2D : public vtkImageSpatialAlgorithm
{
public:
  static vtkImageAnisotropicDiffusion2D* New();
  vtkTypeMacro(vtkImageAnisotropicDiffusion2D, vtkImageSpatialAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetNumberOfIterations(int num);


  vtkGetMacro(NumberOfIterations, int);


  vtkSetMacro(DiffusionThreshold, double);
  vtkGetMacro(DiffusionThreshold, double);


  vtkSetMacro(DiffusionFactor, double);
  vtkGetMacro(DiffusionFactor, double);


  vtkSetMacro(Faces, vtkTypeBool);
  vtkGetMacro(Faces, vtkTypeBool);
  vtkBooleanMacro(Faces, vtkTypeBool);
  vtkSetMacro(Edges, vtkTypeBool);
  vtkGetMacro(Edges, vtkTypeBool);
  vtkBooleanMacro(Edges, vtkTypeBool);
  vtkSetMacro(Corners, vtkTypeBool);
  vtkGetMacro(Corners, vtkTypeBool);
  vtkBooleanMacro(Corners, vtkTypeBool);


  vtkSetMacro(GradientMagnitudeThreshold, vtkTypeBool);
  vtkGetMacro(GradientMagnitudeThreshold, vtkTypeBool);
  vtkBooleanMacro(GradientMagnitudeThreshold, vtkTypeBool);

protected:
  vtkImageAnisotropicDiffusion2D();
  ~vtkImageAnisotropicDiffusion2D() override {}

  int NumberOfIterations;
  double DiffusionThreshold;
  double DiffusionFactor;
  // to determine which neighbors to diffuse
  vtkTypeBool Faces;
  vtkTypeBool Edges;
  vtkTypeBool Corners;
  // What threshold to use
  vtkTypeBool GradientMagnitudeThreshold;

  void ThreadedRequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector, vtkImageData*** inData, vtkImageData** outData,
    int extent[6], int id) override;
  void Iterate(
    vtkImageData* in, vtkImageData* out, double ar0, double ar1, int* coreExtent, int count);

private:
  vtkImageAnisotropicDiffusion2D(const vtkImageAnisotropicDiffusion2D&) = delete;
  void operator=(const vtkImageAnisotropicDiffusion2D&) = delete;
};

#endif