freESRankRecombinator.h

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

  Program:   F.R.E.E. - flexible registration evaluation engine
  Version:   v.1.0.0
  Date:      $Date: 2006/09/01 12:00:00 $
  Module:    $RCSfile: freESRankRecombinator.h,v $
  Language:  C++



  Copyright (c) 2007 Ralf o Floca (Department of Medical Informatics,
  Institute for Medical Biometry and Informatics, University of Heidelberg,
  Germany). All rights reserved.
  See FREECopyright.txt or http://www.mi.med.uni-hd.de/free/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 __freESRankRecombinator_h
#define __freESRankRecombinator_h

#include "freESRecombinatorBase.h"

namespace FREE
{
  namespace ES
  {

    template <class TIndividual>
    class ITK_EXPORT RankRecombinator: 
      public RecombinatorBase<TIndividual>
    {
    public:
      typedef RankRecombinator<TIndividual>     Self ;
      typedef RecombinatorBase<TIndividual>        Superclass;
      typedef itk::SmartPointer<Self>             Pointer;
      typedef itk::SmartPointer<const Self>        ConstPointer;

      itkNewMacro(Self);

      itkTypeMacro(RankRecombinator, RecombinatorBase);

      typedef typename Superclass::IndividualType   IndividualType;
      typedef typename IndividualType::Pointer      IndividualPointer;
      typedef std::vector<IndividualPointer>        ParentSelectionType;
      typedef std::vector<double>                   WeightVectorType;

      IndividualPointer Recombine(const ParentSelectionType& parents) const;

      WeightVectorType GetWeights(const unsigned long lParentCount) const;

      itkSetMacro(RankDirection, bool);
      itkGetMacro(RankDirection, bool);

    protected:
      RankRecombinator() ;

      bool m_RankDirection;

      double ComputeWeight(const unsigned long lRank, const unsigned long lParentCount) const;

    private:
      RankRecombinator(Self const&); // Purposely not implemented.

    } ; // end of class

  } // end of namespace ES
} // end of namespace FREE


#ifndef ITK_MANUAL_INSTANTIATION
#include "freESRankRecombinator.txx"
#endif

#endif

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