190 lines
7.1 KiB
C++
190 lines
7.1 KiB
C++
/*
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* <moeoRealObjectiveVector.h>
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
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* (C) OPAC Team, LIFL, 2002-2007
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*
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* Arnaud Liefooghe
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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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#ifndef MOEOREALOBJECTIVEVECTOR_H_
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#define MOEOREALOBJECTIVEVECTOR_H_
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#include <iostream>
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#include <math.h>
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#include <comparator/moeoObjectiveObjectiveVectorComparator.h>
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#include <comparator/moeoParetoObjectiveVectorComparator.h>
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#include <core/moeoObjectiveVector.h>
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/**
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* This class allows to represent a solution in the objective space (phenotypic representation) by a std::vector of real values,
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* i.e. that an objective value is represented using a double, and this for any objective.
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*/
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template < class ObjectiveVectorTraits >
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class moeoRealObjectiveVector : public moeoObjectiveVector < ObjectiveVectorTraits, double >
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{
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public:
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using moeoObjectiveVector < ObjectiveVectorTraits, double >::size;
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using moeoObjectiveVector < ObjectiveVectorTraits, double >::operator[];
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/**
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* Ctor
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*/
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moeoRealObjectiveVector(double _value = 0.0) : moeoObjectiveVector < ObjectiveVectorTraits, double > (_value)
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{}
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/**
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* Ctor from a vector of doubles
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* @param _v the std::vector < double >
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*/
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moeoRealObjectiveVector(std::vector < double > & _v) : moeoObjectiveVector < ObjectiveVectorTraits, double > (_v)
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{}
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/**
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* Returns true if the current objective vector dominates _other according to the Pareto dominance relation
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* (but it's better to use a moeoObjectiveVectorComparator object to compare solutions)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool dominates(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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moeoParetoObjectiveVectorComparator < moeoRealObjectiveVector<ObjectiveVectorTraits> > comparator;
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return comparator(_other, *this);
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}
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/**
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* Returns true if the current objective vector is equal to _other (according to a tolerance value)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator==(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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for (unsigned int i=0; i < size(); i++)
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{
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if ( fabs(operator[](i) - _other[i]) > ObjectiveVectorTraits::tolerance() )
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{
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return false;
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}
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}
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return true;
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}
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/**
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* Returns true if the current objective vector is different than _other (according to a tolerance value)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator!=(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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return ! operator==(_other);
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}
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/**
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* Returns true if the current objective vector is smaller than _other on the first objective, then on the second, and so on
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* (can be usefull for sorting/printing)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator<(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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moeoObjectiveObjectiveVectorComparator < moeoRealObjectiveVector < ObjectiveVectorTraits > > cmp;
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return cmp(*this, _other);
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}
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/**
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* Returns true if the current objective vector is greater than _other on the first objective, then on the second, and so on
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* (can be usefull for sorting/printing)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator>(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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return _other < *this;
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}
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/**
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* Returns true if the current objective vector is smaller than or equal to _other on the first objective, then on the second, and so on
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* (can be usefull for sorting/printing)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator<=(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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return operator==(_other) || operator<(_other);
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}
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/**
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* Returns true if the current objective vector is greater than or equal to _other on the first objective, then on the second, and so on
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* (can be usefull for sorting/printing)
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* @param _other the other moeoRealObjectiveVector object to compare with
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*/
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bool operator>=(const moeoRealObjectiveVector < ObjectiveVectorTraits > & _other) const
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{
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return operator==(_other) || operator>(_other);
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}
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};
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/**
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* Output for a moeoRealObjectiveVector object
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* @param _os output stream
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* @param _objectiveVector the objective vector to write
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*/
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template < class ObjectiveVectorTraits >
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std::ostream & operator<<(std::ostream & _os, const moeoRealObjectiveVector < ObjectiveVectorTraits > & _objectiveVector)
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{
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for (unsigned int i=0; i<_objectiveVector.size()-1; i++)
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_os << _objectiveVector[i] << " ";
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_os << _objectiveVector[_objectiveVector.size()-1];
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return _os;
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}
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/**
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* Input for a moeoRealObjectiveVector object
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* @param _is input stream
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* @param _objectiveVector the objective vector to read
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*/
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template < class ObjectiveVectorTraits >
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std::istream & operator>>(std::istream & _is, moeoRealObjectiveVector < ObjectiveVectorTraits > & _objectiveVector)
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{
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_objectiveVector = moeoRealObjectiveVector < ObjectiveVectorTraits > ();
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for (unsigned int i=0; i<_objectiveVector.size(); i++)
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{
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_is >> _objectiveVector[i];
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}
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return _is;
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}
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#endif /*MOEOREALOBJECTIVEVECTOR_H_*/
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