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branches/newMo/src/explorer/moILSexplorer.h Normal file
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/*
<moILSexplorer.h>
Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
Sébastien Verel, Arnaud Liefooghe, Jérémie Humeau
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 _moILSexplorer_h
#define _moILSexplorer_h
#include <explorer/moNeighborhoodExplorer.h>
#include <comparator/moNeighborComparator.h>
#include <comparator/moSolNeighborComparator.h>
#include <algo/moLocalSearch.h>
/**
* Explorer for an Iterated Local Search
*/
template< class NHE >
class moILSexplorer : public moNeighborhoodExplorer<typename NHE::Neighborhood>
{
public:
typedef typename NHE::Neighborhood Neighborhood ;
typedef typename Neighborhood::EOT EOT ;
typedef typename Neighborhood::Neighbor Neighbor ;
using moNeighborhoodExplorer<Neighborhood>::neighborhood;
using moNeighborhoodExplorer<Neighborhood>::eval;
/**
* Constructor
* @param _ls a local search
* @param _perturb a perturbation operator
* @param _acceptCrit a acceptance criteria
*/
moILSexplorer(moLocalSearch<NHE>& _ls, moPerturbation<EOT>& _perturb, moAcceptanceCriterion<EOT>& _acceptCrit) : ls(_ls), perturb(_perturb), acceptCrit(_acceptCrit){
firstIteration=true;
}
/**
* Destructor
*/
~moILSexplorer(){
}
/**
* Init perturbation and acceptance criteria
* @param _solution the current solution
*/
virtual void initParam(EOT & _solution){
firstIteration=true;
perturb.init(_solution);
acceptCrit.init(_solution);
};
/**
* Update perturbation and acceptance criteria
* @param _solution the current solution
*/
virtual void updateParam(EOT & _solution){
if((*this).isMoved()){
perturb.add(_solution,emptyNeighbor);
acceptCrit.add(_solution,emptyNeighbor);
}
perturb.update(_solution, emptyNeighbor);
acceptCrit.update(_solution, emptyNeighbor);
};
/**
* terminate: NOTHING TO DO
*/
virtual void terminate(EOT & _solution){};
/**
* Explore the neighborhood of a solution
* @param _solution
*/
virtual void operator()(EOT & _solution){
//copy the solution to perform new local search
current=_solution;
//perturb solution exept at the first iteration
if(!firstIteration)
perturb(current);
else
firstIteration=false;
//apply the local search on the copy
ls(current);
};
/**
* Always continue
* @param _solution the solution
* @return always true
*/
virtual bool isContinue(EOT & _solution) {
return true;
};
/**
* move the solution with the best neighbor
* @param _solution the solution to move
*/
virtual void move(EOT & _solution) {
_solution=current;
};
/**
* accept test if an ameliorated neighbor was be found
* @param _solution the solution
* @return true if acceptance criteria is verified
*/
virtual bool accept(EOT & _solution) {
return acceptCrit(_solution, current);
};
/**
* Return the class id.
* @return the class name as a std::string
*/
virtual std::string className() const {
return "moILSexplorer";
}
private:
//Usefull to use the momory of tabuSearch
Neighbor emptyNeighbor;
EOT current;
moLocalSearch<NHE>& ls;
moPerturbation<EOT> & perturb;
moAcceptanceCriterion<EOT>& acceptCrit;
bool firstIteration;
};
#endif

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branches/newMo/test/t-moILSexplorer.cpp Normal file
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/*
<t-moILSexplorer.cpp>
Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
Sébastien Verel, Arnaud Liefooghe, Jérémie Humeau
This software is governed by the CeCILL license under French law and
abiding by the rules of distribution of free software. You can ue,
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".
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
*/
#include <iostream>
#include <cstdlib>
#include <cassert>
int main(){
std::cout << "[t-moILSexplorer] => START" << std::endl;
std::cout << "[t-moILSexplorer] => OK" << std::endl;
return EXIT_SUCCESS;
}