freESRandomMultiParentSelector.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: freESRandomMultiParentSelector.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 __freESRandomMultiParentSelector_h
#define __freESRandomMultiParentSelector_h

#include "freESParentSelectorBase.h"

#include "itkMersenneTwisterRandomVariateGenerator.h"

namespace FREE
{
  namespace ES
  {

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

      itkNewMacro(Self);

      itkTypeMacro(RandomMultiParentSelector, ParentSelectorBase);

      typedef typename Superclass::IndividualType          IndividualType;
      typedef typename IndividualType::Pointer    IndividualPointer;
      typedef Population<IndividualType>          PopulationType;
      typedef std::vector<IndividualPointer>      ParentSelectionType;

            typedef itk::Statistics::MersenneTwisterRandomVariateGenerator VariateGeneratorType ;

      virtual ParentSelectionType Select(const PopulationType& population) const;

      VariateGeneratorType& GetRandomGenerator() {return *(m_RandomGenerator.GetPointer());};

      itkSetMacro( AllowRedraw, bool );
      itkGetConstMacro( AllowRedraw, bool );
      itkBooleanMacro(AllowRedraw);

      itkSetMacro( NumberOfSelections, unsigned long );
      itkGetConstMacro( NumberOfSelections, unsigned long );

    protected:
      RandomMultiParentSelector() ;

      VariateGeneratorType::Pointer m_RandomGenerator ;

      bool m_AllowRedraw;

      unsigned long m_NumberOfSelections;

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

    } ; // end of class

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


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

#endif

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