modif cmake configuration

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@1277 331e1502-861f-0410-8da2-ba01fb791d7f

branches/cmakemodif/paradiseo-mo/src/moHC.h

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+/*
+  <moHC.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
+  (C) OPAC Team, LIFL, 2002-2008
+ 
+  Sébastien Cahon, Jean-Charles Boisson (Jean-Charles.Boisson@lifl.fr)
+ 
+  This software is governed by the CeCILL license under French law and
+  abiding by the rules of distribution of free software.  You can  use,
+  modify and/ or redistribute the software under the terms of the CeCILL
+  license as circulated by CEA, CNRS and INRIA at the following URL
+  "http://www.cecill.info".
+ 
+  As a counterpart to the access to the source code and  rights to copy,
+  modify and redistribute granted by the license, users are provided only
+  with a limited warranty  and the software's author,  the holder of the
+  economic rights,  and the successive licensors  have only  limited liability.
+ 
+  In this respect, the user's attention is drawn to the risks associated
+  with loading,  using,  modifying and/or developing or reproducing the
+  software by the user in light of its specific status of free software,
+  that may mean  that it is complicated to manipulate,  and  that  also
+  therefore means  that it is reserved for developers  and  experienced
+  professionals having in-depth computer knowledge. Users are therefore
+  encouraged to load and test the software's suitability as regards their
+  requirements in conditions enabling the security of their systems and/or
+  data to be ensured and,  more generally, to use and operate it in the
+  same conditions as regards security.
+  The fact that you are presently reading this means that you have had
+  knowledge of the CeCILL license and that you accept its terms.
+ 
+  ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+  Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#ifndef __moHC_h
+#define __moHC_h
+
+#include <eoEvalFunc.h>
+
+#include <moAlgo.h>
+#include <moHCMoveLoopExpl.h>
+
+//! Hill Climbing (HC)
+/*!
+  Class which describes the algorithm for a hill climbing.
+*/
+template < class M >
+class moHC:public moAlgo < typename M::EOType >
+{
+  //! Alias for the type.
+  typedef typename M::EOType EOT;
+
+  //! Alias for the fitness.
+  typedef typename EOT::Fitness Fitness;
+
+ public:
+  
+  //! Full constructor.
+  /*!
+    All the boxes are given in order the HC to use a moHCMoveLoopExpl.
+
+    \param _move_initializer a move initialiser.
+    \param _next_move_generator a neighborhood explorer.
+    \param _incremental_evaluation a (generally) efficient evaluation function.
+    \param _move_selection a move selector.
+    \param _full_evaluation a full evaluation function.
+  */
+  moHC (moMoveInit < M > & _move_initializer, moNextMove < M > & _next_move_generator, 
+	moMoveIncrEval < M > & _incremental_evaluation, moMoveSelect < M > & _move_selection, eoEvalFunc < EOT > & _full_evaluation) : 
+  move_explorer(new moHCMoveLoopExpl<M>(_move_initializer, _next_move_generator, _incremental_evaluation, _move_selection)), 
+    full_evaluation (_full_evaluation), move_explorer_memory_allocation(true)
+  {}
+  
+  //! Light constructor.
+  /*!
+    This constructor allow to use another moMoveExpl (generally not a moHCMoveLoopExpl).
+
+    \param _move_explorer a complete explorer.
+    \param _full_evaluation a full evaluation function.
+  */
+  moHC (moMoveExpl < M > & _move_explorer, eoEvalFunc < EOT > & _full_evaluation): 
+  move_explorer (&_move_explorer), full_evaluation (_full_evaluation), move_explorer_memory_allocation(false)
+  {}
+  
+  //! Destructor
+  ~moHC()
+    {
+      if(move_explorer_memory_allocation)
+	{
+	  delete(move_explorer);
+	}
+    }
+
+  //! Function which launches the HC
+  /*!
+    The HC has to improve a current solution.
+    As the moSA and the mo TS, it can be used for HYBRIDATION in an evolutionnary algorithm.
+
+    \param _solution a current solution to improve.
+    \return true.
+  */
+  bool operator ()(EOT & _solution)
+  {
+    EOT new_solution;
+    
+    if ( _solution.invalid() )
+      {
+	full_evaluation(_solution);
+      }
+    
+    new_solution=_solution;
+    
+    do
+      {
+	_solution=new_solution;
+	(*move_explorer) (_solution, new_solution);
+      }
+    while ( new_solution.fitness() > _solution.fitness() );
+    
+    return true;
+  }
+
+ private:
+
+  //! Complete exploration of the neighborhood.
+  moMoveExpl < M > * move_explorer;
+
+  //! A full evaluation function.
+  eoEvalFunc < EOT > & full_evaluation;
+
+  //! Indicate if the memory has been allocated for the move_explorer.
+  bool move_explorer_memory_allocation;
+};
+
+#endif