base_stochastic.cpp

/*****************************************************************************
 *   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.               *
 *****************************************************************************/

#include "base_stochastic.h"
#include "../serialization.h"

namespace pagmo { namespace problem {



base_stochastic::base_stochastic(int dim, unsigned int seed) : base(dim), m_drng(seed), m_urng(seed), m_seed(seed)
{
}


base_stochastic::base_stochastic(int n, int ni, int nf, int nc, int nic, const double &c_tol, unsigned int seed): base((int)n, ni, nf, nc, nic, c_tol), m_drng(seed), m_urng(seed), m_seed(seed)
{
}


base_stochastic::base_stochastic(int n, int ni, int nf, int nc, int nic, const std::vector<double> &c_tol, unsigned int seed): base((int)n, ni, nf, nc, nic, c_tol), m_drng(seed), m_urng(seed), m_seed(seed)
{
}


void base_stochastic::set_seed(unsigned int seed) const {
        m_seed = seed;
        // As the problem is now muted we must reset the caches that contain the evaluations w.r.t. the old seed
        reset_caches();
}


unsigned int base_stochastic::get_seed() const {
        return m_seed;
}

}} //namespaces

//BOOST_CLASS_EXPORT_IMPLEMENT(pagmo::problem::base_stochastic);