paradiseo/eo/src/es/eoEsSimple.h
2000-06-13 14:31:22 +00:00

74 lines
2 KiB
C++

// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// eoEsSimple.h
// (c) GeNeura Team, 2000 - EEAAX 1999, Maarten Keijzer 2000
/*
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
mak@dhi.dk
*/
//-----------------------------------------------------------------------------
#ifndef _eoEsSimple_h
#define _eoEsSimple_h
#include <EO.h>
#include <vector>
#include <eoFixedLength.h>
/**
\ingroup EvolutionStrategies
One of the more simple evolution strategies, sporting just a single
stdeviation for the entire chromosome. For more advanced versions
see also eoEsStdev eoEsFull
@see eoEsStdev eoEsFull
*/
template <class Fit>
class eoEsSimple : public eoFixedLength<Fit, double>
{
public :
typedef double Type;
eoEsSimple(void) : eoFixedLength<Fit, double>() {}
std::string className(void) const { return "eoEsSimple"; }
void printOn(std::ostream& os) const
{
eoFixedLength<Fit,double>::printOn(os);
os << ' ' << stdev << ' ';
}
void readFrom(istream& is)
{
eoFixedLength<Fit,double>::readFrom(is);
is >> stdev;
}
double stdev;
};
#endif