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eodev/eo/src/eoDetTournament.h

69 lines
2.3 KiB
C++

// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// eoDetTournament.h
// (c) GeNeura Team, 1998 - EEAAX 1999
/*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact: todos@geneura.ugr.es, http://geneura.ugr.es
Marc.Schoenauer@polytechnique.fr
*/
//-----------------------------------------------------------------------------
#ifndef eoDetTournament_h
#define eoDetTournament_h
//-----------------------------------------------------------------------------
#include <functional> //
#include <numeric> // accumulate
#include <eoFunctor.h>
#include <eoPop.h>
#include <utils/selectors.h>
//-----------------------------------------------------------------------------
/** eoDetTournament: a selection method that selects ONE individual by
deterministic tournament
-MS- 24/10/99 */
//-----------------------------------------------------------------------------
template <class EOT> class eoDetTournament: public eoSelectOne<EOT>
{
public:
/// (Default) Constructor.
eoDetTournament(unsigned _Tsize = 2 ):eoSelectOne<EOT>(), Tsize(_Tsize) {
// consistency check
if (Tsize < 2) {
cout << "Warning, Tournament size should be >= 2\nAdjusted\n";
Tsize = 2;
}
}
/// Perform deterministic tournament
virtual const EOT& operator()(const eoPop<EOT>& pop)
{
return deterministic_tournament(pop, Tsize);
}
private:
unsigned Tsize;
};
//-----------------------------------------------------------------------------
#endif eoDetTournament_h