itkVectorGradientAnisotropicDiffusionImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkVectorGradientAnisotropicDiffusionImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2002/09/30 15:24:40 $
  Version:   $Revision: 1.16 $

  Copyright (c) 2002 Insight Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.

=========================================================================*/
#ifndef __itkVectorGradientAnisotropicDiffusionImageFilter_h_
#define __itkVectorGradientAnisotropicDiffusionImageFilter_h_

#include "itkExceptionObject.h"
#include "itkAnisotropicDiffusionImageFilter.h"
#include "itkVectorGradientNDAnisotropicDiffusionFunction.h"

namespace itk {

template <class TInputImage, class TOutputImage>
class VectorGradientAnisotropicDiffusionImageFilter
  : public AnisotropicDiffusionImageFilter<TInputImage, TOutputImage>
{
public:
  typedef VectorGradientAnisotropicDiffusionImageFilter Self;
  typedef AnisotropicDiffusionImageFilter<TInputImage, TOutputImage>
   Superclass;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(VectorGradientAnisotropicDiffusionImageFilter,
               AnisotropicDiffusionImageFilter);
  
  typedef typename Superclass::UpdateBufferType UpdateBufferType;

  itkStaticConstMacro(ImageDimension, unsigned int,
                      Superclass::ImageDimension );
  
protected:
  VectorGradientAnisotropicDiffusionImageFilter()
    {
    typename VectorGradientNDAnisotropicDiffusionFunction<UpdateBufferType>::Pointer p        
        = VectorGradientNDAnisotropicDiffusionFunction<UpdateBufferType>::New();
      this->SetDifferenceFunction(p);
    }
  ~VectorGradientAnisotropicDiffusionImageFilter() {}

private:
  VectorGradientAnisotropicDiffusionImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
};

} // end namspace itk

#endif

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