paradiseo/trunk/paradiseo-moeo/test/t-moeoVNS.cpp

/*
* <t-moVNS.cpp>
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2007-2008
* (C) OPAC Team, LIFL, 2002-2008
*
* Salma Mesmoudi (salma.mesmoudi@inria.fr), Jean-Charles Boisson (Jean-Charles.Boisson@lifl.fr)
* Jeremie Humeau (jeremie.humeau@inria.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
*
*/
//-----------------------------------------------------------------------------
// t-moVNS.cpp
//-----------------------------------------------------------------------------

#include <eo>  // EO
#include <oldmo>  // MO
#include <moeo>
#include <cassert>

using std::cout;
using std::endl;

//-----------------------------------------------------------------------------
class ObjectiveVectorTraits : public moeoObjectiveVectorTraits
{
	public:
		static bool minimizing (int i)
		{
			return true;
		}
		static bool maximizing (int i)
		{
			return false;
		}
		static unsigned int nObjectives ()
		{
			return 2;
		}
};


typedef EO<unsigned int> solution;
typedef moeoRealObjectiveVector<ObjectiveVectorTraits> ObjectiveVector;
typedef eoScalarFitness< float, std::greater<float> > tspFitness ;
typedef moeoRealVector <ObjectiveVector, unsigned int> Route ;

int cpt=0;
int tableau[8]={1.0, 2.0, 8.0, 8.0, 11.0, 11.0, 11.0,30.0};

class testMove : public moMove <solution>
{
public :

  void operator () (solution & _solution)
  {
    solution sol=_solution;
  }
} ;


class solutionAlgo : public moAlgo <solution>
{
public :
  bool operator () (solution & _solution)
  {
    solution solution(_solution);
    return true;
  }
} ;

class Voisinage : public eoMonOp<Route>
{
public :
  bool operator () (Route & _solution)
  {
	_solution.invalidate();
    //_solution.fitness();

    return true;
  }
} ;

class Explorer : public moExpl<Route>
{
public:
	Explorer(eoMonOp<Route> & expl): moExpl<Route>( expl)
	  {

	  }
};

class solutionEval : public eoEvalFunc <Route>
{
public :
  void operator () (Route & _solution)
  {
	  ObjectiveVector obj;
	  obj[0]=(tableau[0]);
	  obj[1]=(tableau[cpt]);
	  _solution.objectiveVector(obj);
	  _solution.fitness(obj[0]+obj[1]);
	  cpt++;
  }
};

class solutionSingler : public moeoSingleObjectivization<Route>
{
	public:
	solutionSingler(solutionEval &_eval):eval(_eval){}
	void operator () (Route & _solution){
		eval(_solution);
		_solution.fitness(_solution.objectiveVector()[0]+_solution.objectiveVector()[1]);
	}
	void operator()(eoPop<Route> &_pop){
	}

	Route::Fitness operator() (const ObjectiveVector &_obj){
		return _obj[0]+_obj[1];
	}
	void updateByDeleting(eoPop<Route>& pop, ObjectiveVector& obj){}
	solutionEval &eval;

} ;


//-----------------------------------------------------------------------------

int
main()
{
  std::string test_result;

  //solution solution;
   Route so ;

  Voisinage sol1;
  Voisinage sol2;
  Explorer explorer(sol1);
  explorer.addExplorer(sol2);
  solutionEval eval;
  std::vector<double> poids;
  poids.push_back(1);
  poids.push_back(1);
  solutionSingler singler(eval);

  moeoVNS<Route> vns(explorer, singler);

  cout << "[moeoVNS] ==> ";

  so.fitness(5.0);

  vns(so);

  assert(so.fitness()==12.0);

  cout << "OK" << endl;

  return EXIT_SUCCESS;
}

//-----------------------------------------------------------------------------