/*    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  USAContacts:   address: planet Terra   e-mail:  jo_kruger@mail.ru            kruger@selena.net.ua*/#ifndef __CPPLIBGA_PREDICATES_H__#define __CPPLIBGA_PREDICATES_H__#include <assert.h>namespace cpplibga{    struct Deleter    {	template<typename T>	void operator ()(T x) const {delete x;}    };    class EqualByGenotype    {	    void* s;	public:	    EqualByGenotype(void* s) : s(s)	    {		assert(s);	    }	    	    template<typename S>	    bool operator ()(S* x) const	    {		assert(x);		return static_cast<S*>(s)->getGenotype()==x->getGenotype();	    }    };    class EqualByPhenotype    {	    void* s;	public:	    EqualByPhenotype(void* s) : s(s)	    {		assert(s);	    }	    	    template<typename S>	    bool operator ()(S* x) const	    {		assert(x);		return static_cast<S*>(s)->calcFitness()==x->calcFitness();	    }    };    struct XLessThanY    {	template<typename S>	bool operator ()(S x, S y) const	{	    return(x->calcFitness() < y->calcFitness());	}    };    struct XGreaterThanY    {	template<typename S>	bool operator ()(S x, S y) const	{	    return(x->calcFitness() > y->calcFitness());	}    };}#endif