moImprBestFitAspirCrit.h

// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-

// "moImprAspirCrit.h"

// (c) OPAC Team, LIFL, 2003-2006

/* LICENCE TEXT
   
   Contact: paradiseo-help@lists.gforge.inria.fr
*/

#ifndef __moImprBestFitAspirCrit_h
#define __moImprBestFitAspirCrit_h

#include "moAspirCrit.h"


template < class M > class moImprBestFitAspirCrit:public moAspirCrit < M >
{

public:

  typedef typename M::EOType::Fitness Fitness;

  moImprBestFitAspirCrit ()
  {

    first_time = true;
  }

  void init ()
  {

    first_time = true;
  }


  bool operator   () (const M & __move, const Fitness & __fit)
  {

    if (first_time)
      {

        best_fit = __fit;
        first_time = false;

        return true;
      }
    else if (__fit < best_fit)
      return false;

    else
      {

        best_fit = __fit;

        return true;
      }
  }

private:

  Fitness best_fit;

  bool first_time;
};

#endif

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