inverover.h

/*****************************************************************************
 *   Copyright (C) 2004-2015 The PaGMO development team,                     *
 *   Advanced Concepts Team (ACT), European Space Agency (ESA)               *
 *                                                                           *
 *   https://github.com/esa/pagmo                                            *
 *                                                                           *
 *   act@esa.int                                                             *
 *                                                                           *
 *   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.,                                         *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.               *
 *****************************************************************************/

#ifndef PAGMO_ALGORITHM_INVEROVER_H
#define PAGMO_ALGORITHM_INVEROVER_H

#include <algorithm>

#include "../config.h"
#include "../serialization.h"
#include "../population.h"
#include "../problem/base_tsp.h"
#include "base.h"

namespace pagmo { namespace algorithm {


class __PAGMO_VISIBLE inverover: public base
{
public:
        enum initialization_type
        {
                random = 0, // The initial population is randomly sampled from possible permutations
                nn = 1 // The initial population is generated by pagmo::algorithm::nn_tsp (i.e. a nearest neighbours)
        };
        inverover(int gen = 10000, double ri = 0.05, initialization_type ini_type = random);
        base_ptr clone() const;
        void evolve(population &) const;
        std::string get_name() const;

protected:
        std::string human_readable_extra() const;

private:
        friend class boost::serialization::access;
        template <class Archive>
        void serialize(Archive &ar, const unsigned int)
        {
                ar & boost::serialization::base_object<base>(*this);
                ar & const_cast<int &>(m_gen);
                ar & const_cast<double &>(m_ri);
                ar & m_ini_type;
        }
        //Number of generations
        const int m_gen;
        //Mutation probalility
        const double m_ri;
        //Method for initialization
        initialization_type m_ini_type;
};

}} //namespaces

BOOST_CLASS_EXPORT_KEY(pagmo::algorithm::inverover)

#endif // PAGMO_ALGORITHM_INVEROVER_H