dox/Imaging/vtkImageAnisotropicDiffusion2D.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkImageAnisotropicDiffusion2D.h,v $

  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"
class VTK_IMAGING_EXPORT vtkImageAnisotropicDiffusion2D : public vtkImageSpatialAlgorithm
{
public:
  static vtkImageAnisotropicDiffusion2D *New();
  vtkTypeRevisionMacro(vtkImageAnisotropicDiffusion2D,vtkImageSpatialAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  void SetNumberOfIterations(int num);


  vtkGetMacro(NumberOfIterations,int);


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

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


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


  vtkSetMacro(GradientMagnitudeThreshold,int);
  vtkGetMacro(GradientMagnitudeThreshold,int);
  vtkBooleanMacro(GradientMagnitudeThreshold,int);
  
protected:
  vtkImageAnisotropicDiffusion2D();
  ~vtkImageAnisotropicDiffusion2D() {};

  int NumberOfIterations;
  double DiffusionThreshold;
  double DiffusionFactor;  
  // to determine which neighbors to diffuse
  int Faces;
  int Edges;
  int Corners;
  // What threshold to use
  int GradientMagnitudeThreshold;
  
  void ThreadedRequestData(vtkInformation *request,
                           vtkInformationVector **inputVector,
                           vtkInformationVector *outputVector,
                           vtkImageData ***inData, vtkImageData **outData, 
                           int extent[6], int id);
  void Iterate(vtkImageData *in, vtkImageData *out, 
               double ar0, double ar1, int *coreExtent, int count);
private:
  vtkImageAnisotropicDiffusion2D(const vtkImageAnisotropicDiffusion2D&);  // Not implemented.
  void operator=(const vtkImageAnisotropicDiffusion2D&);  // Not implemented.
};

#endif

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