itkValuedRegionalMaximaImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkValuedRegionalMaximaImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2008/02/07 15:58:06 $
  Version:   $Revision: 1.10 $

  Copyright (c) Insight Software 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 __itkValuedRegionalMaximaImageFilter_h
#define __itkValuedRegionalMaximaImageFilter_h

#include "itkValuedRegionalExtremaImageFilter.h"
#include "itkNumericTraits.h"
#include "itkConceptChecking.h"

namespace itk {
template <class TInputImage, class TOutputImage>
class ITK_EXPORT ValuedRegionalMaximaImageFilter :
    public
    ValuedRegionalExtremaImageFilter<TInputImage, TOutputImage,
             std::greater<typename TInputImage::PixelType>,
             std::greater<typename TOutputImage::PixelType>  >
{
public:
  typedef ValuedRegionalMaximaImageFilter Self;

  typedef ValuedRegionalExtremaImageFilter<TInputImage, TOutputImage,
             std::greater<typename TInputImage::PixelType>,
             std::greater<typename TOutputImage::PixelType> > Superclass;

  typedef SmartPointer<Self>                                  Pointer;
  typedef SmartPointer<const Self>                            ConstPointer;


  typedef TInputImage                                    InputImageType;
  typedef typename InputImageType::PixelType             InputImagePixelType;

  itkNewMacro(Self);

  itkTypeMacro(ValuedRegionalMaximaImageFilter, 
               ValuedRegionalExtremaImageFilter);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(InputPixelTypeComparable,
    (Concept::GreaterThanComparable<InputImagePixelType>));
  itkConceptMacro(InputHasPixelTraitsCheck,
    (Concept::HasPixelTraits<InputImagePixelType>));
  itkConceptMacro(InputHasNumericTraitsCheck,
    (Concept::HasNumericTraits<InputImagePixelType>));

#endif

protected:
  ValuedRegionalMaximaImageFilter() 
    {
    SetMarkerValue( 
      NumericTraits<ITK_TYPENAME TOutputImage::PixelType>::NonpositiveMin());
    }
  virtual ~ValuedRegionalMaximaImageFilter() {}

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

}; // end ValuedRegionalMaximaImageFilter

} //end namespace itk

#endif

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