74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
/*
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* <DTLZ7Eval.cpp>
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
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* (C) OPAC Team, LIFL, 2002-2008
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*
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* Arnaud Liefooghe
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* Jeremie Humeau
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*
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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 use,
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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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*
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* As a counterpart to the access to the source code and rights to copy,
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* modify and redistribute granted by the license, users are provided only
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* with a limited warranty and the software's author, the holder of the
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* economic rights, and the successive licensors have only limited liability.
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*
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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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*
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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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*/
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//-----------------------------------------------------------------------------
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#include <DTLZ7Eval.h>
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#define M_PI 3.14159265358979323846
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// Ce code est implémenté à partir de DEME:Dtlz1.cpp
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void DTLZ7Eval::operator() (DTLZ & _element)
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{
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if (_element.invalidObjectiveVector())
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{
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int nbFun= DTLZ::ObjectiveVector::nObjectives();
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int nbVar= _element.size();
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int k;
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double f, g, h;
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DTLZObjectiveVector objVec;
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k = nbVar - nbFun + 1;
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g = 0.0;
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h = 0.0;
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for (unsigned i = nbVar - k + 1; i <= nbVar; i++)
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g += _element[i-1];
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g= 1 + (9 * g ) / k;
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for (unsigned i = 1; i <= nbFun -1 ; i++)
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objVec[i-1]=_element[i-1];
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for (unsigned i = 1 ; i< nbFun; i++)
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h += _element[i-1] / (1 + g) * (1 + sin(3 * M_PI * _element[i-1]));
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h = nbFun - h;
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objVec[nbFun -1] = (1 + g) * h;
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_element.objectiveVector(objVec);
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}
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}
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