unifiedcrossover.h

free library of genetic algorithms

/*
    cpplibga, free library of genetic algorithms.
    Copyright (C) 2003  Burger Y.A. (aka Jo Kruger)

    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

Contacts:

   address: planet Terra
   e-mail:  [e-mail]
            [e-mail]
*/

#ifndef __CPPLIBGA_REPRODUCTION_UNIFIEDCROSSOVER_H__
#define __CPPLIBGA_REPRODUCTION_UNIFIEDCROSSOVER_H__

#include <stdlib.h>

#include <cpplibga/Types.h>

namespace cpplibga
{
    namespace reproduction
    {
	class UnifiedCrossover
	{
	    public:
	    
		template<typename P, typename S, typename A>
		void reproduct(const P& pair,
			       S* solutions,
			       A* allocator)
		{
		    typedef typename A::result_type   Child;
                    typedef typename A::solution_type Solution;
                    
		    Child child=allocator->New();
                    genotype_size_type size=Solution::size();
		    
                    for(genotype_size_type t=0; t<size; ++t)
		    {
			child->setGene(t, ((rand()<RAND_MAX/2)?(pair.first):(pair.second))->getGene(t));
		    }
                    
		    solutions->push_back(child);
		}
	};
    }
}

#endif