ga/include/selections/roulettewheelselection.h

/********************************************************************************
 *  FARSA Genetic Algorithm Library                                             *
 *  Copyright (C) 2007-2008 Gianluca Massera <emmegian@yahoo.it>                *
 *                                                                              *
 *  This program is free software; you can redistribute it and/or modify        *
 *  it under the terms of the GNU General Public License as published by        *
 *  the Free Software Foundation; either version 2 of the License, or           *
 *  (at your option) any later version.                                         *
 *                                                                              *
 *  This program is distributed in the hope that it will be useful,             *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of              *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               *
 *  GNU General Public License for more details.                                *
 *                                                                              *
 *  You should have received a copy of the GNU General Public License           *
 *  along with this program; if not, write to the Free Software                 *
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA  *
 ********************************************************************************/

#ifndef ROUTLETTEWHEELSELECTION_H
#define ROUTLETTEWHEELSELECTION_H

#include "gaconfig.h"
#include "core/selection.h"
#include <QVector>

namespace farsa {

class FARSA_GA_API RouletteWheelSelection : public Selection {
public:
    RouletteWheelSelection();

    virtual ~RouletteWheelSelection();

    virtual const Genotype* select();

    virtual void setGenome( const Genome* g );

    void setNotSelectedForBreeding( int notSelectedForBreeding );

    int notSelectedForBreeding();

    virtual void configure( ConfigurationParameters& params, QString prefix );

    virtual void save( ConfigurationParameters& params, QString prefix );
    static void describe( QString type );

protected:
    int m_notSelectedForBreeding;

    QVector<double> m_cumulativeFitness;
};

} // end namespace farsa

#endif