paradiseo/edo/src/edoBounderRng.h
2011-09-14 16:28:39 +02:00

67 lines
2 KiB
C++

/*
The Evolving Distribution Objects framework (EDO) is a template-based,
ANSI-C++ evolutionary computation library which helps you to write your
own estimation of distribution algorithms.
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 2.1 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Copyright (C) 2010 Thales group
*/
/*
Authors:
Johann Dréo <johann.dreo@thalesgroup.com>
Caner Candan <caner.candan@thalesgroup.com>
*/
#ifndef _edoBounderRng_h
#define _edoBounderRng_h
#include "edoBounder.h"
/** A bounder that randomly draw new values for variables going out bounds,
* using an eoRng to do so.
*
* @ingroup Repairers
*/
template < typename EOT >
class edoBounderRng : public edoBounder< EOT >
{
public:
edoBounderRng( EOT min, EOT max, eoRndGenerator< double > & rng )
: edoBounder< EOT >( min, max ), _rng(rng)
{}
void operator()( EOT& x )
{
unsigned int size = x.size();
assert(size > 0);
for (unsigned int d = 0; d < size; ++d) // browse all dimensions
{
// FIXME: attention: les bornes RNG ont les memes bornes quelque soit les dimensions idealement on voudrait avoir des bornes differentes pour chaque dimensions.
if (x[d] < this->min()[d] || x[d] > this->max()[d])
{
x[d] = _rng();
}
}
}
private:
eoRndGenerator< double> & _rng;
};
#endif // !_edoBounderRng_h