94 lines
3.4 KiB
C++
94 lines
3.4 KiB
C++
/*
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<moMonOpPerturb.h>
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Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
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Sébastien Verel, Arnaud Liefooghe, Jérémie Humeau
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This software is governed by the CeCILL license under French law and
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abiding by the rules of distribution of free software. You can ue,
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modify and/ or redistribute the software under the terms of the CeCILL
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license as circulated by CEA, CNRS and INRIA at the following URL
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"http://www.cecill.info".
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In this respect, the user's attention is drawn to the risks associated
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with loading, using, modifying and/or developing or reproducing the
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software by the user in light of its specific status of free software,
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that may mean that it is complicated to manipulate, and that also
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therefore means that it is reserved for developers and experienced
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professionals having in-depth computer knowledge. Users are therefore
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encouraged to load and test the software's suitability as regards their
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requirements in conditions enabling the security of their systems and/or
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data to be ensured and, more generally, to use and operate it in the
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same conditions as regards security.
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The fact that you are presently reading this means that you have had
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knowledge of the CeCILL license and that you accept its terms.
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ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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Contact: paradiseo-help@lists.gforge.inria.fr
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*/
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#ifndef _moMonOpPerturb_h
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#define _moMonOpPerturb_h
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#include <eoEvalFunc.h>
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#include <eoOp.h>
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#include <perturb/moPerturbation.h>
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#include <memory/moDummyMemory.h>
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/**
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* Perturbation operator using only a eoMonOp
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*/
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template< class Neighbor >
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class moMonOpPerturb : public moPerturbation<Neighbor>, public moDummyMemory<Neighbor> {
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public:
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typedef typename Neighbor::EOT EOT;
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/**
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* Constructor
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* @param _monOp an eoMonOp (pertubation operator)
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* @param _fullEval a full evaluation function
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* @param _nbPerturbation number of operator executions for perturbation
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*/
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moMonOpPerturb(eoMonOp<EOT>& _monOp, eoEvalFunc<EOT>& _fullEval, unsigned int _nbPerturbation = 1):monOp(_monOp), fullEval(_fullEval), nbPerturbation(_nbPerturbation), rndPerturb(false) {}
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/**
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* Constructor with random value at each iteration of the number of perturbation moves
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* @param _monOp an eoMonOp (pertubation operator)
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* @param _fullEval a full evaluation function
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* @param _nbPerturbationMin minimum number of operator executions for perturbation
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* @param _nbPerturbationMax maximum number of operator executions for perturbation
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*/
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moMonOpPerturb(eoMonOp<EOT>& _monOp, eoEvalFunc<EOT>& _fullEval, unsigned int _nbPerturbationMin, unsigned int _nbPerturbationMax):monOp(_monOp), fullEval(_fullEval), nbPerturbationMin(_nbPerturbationMin), nbPerturbationMax(_nbPerturbationMax), rndPerturb(true) { }
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/**
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* Apply monOp on the solution
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* @param _solution to perturb
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* @return value of monOp
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*/
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bool operator()(EOT& _solution) {
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bool res = false;
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if (rndPerturb)
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nbPerturbation = nbPerturbationMin + rng.random(nbPerturbationMax - nbPerturbationMin);
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for(unsigned int i = 0; i < nbPerturbation; i++)
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res = monOp(_solution) || res;
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_solution.invalidate();
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fullEval(_solution);
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return res;
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}
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private:
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/** monOp */
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eoMonOp<EOT>& monOp;
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eoEvalFunc<EOT>& fullEval;
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unsigned int nbPerturbation;
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unsigned int nbPerturbationMin;
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unsigned int nbPerturbationMax;
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bool rndPerturb;
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};
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#endif
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