paradiseo/eo/src/eoEasyEA.h

84 lines
2.6 KiB
C++

// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// eoEasyEA.h
// (c) GeNeura Team, 1998
/*
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
*/
//-----------------------------------------------------------------------------
#ifndef _eoEasyEA_h
#define _eoEasyEA_h
//-----------------------------------------------------------------------------
#include <eoGeneration.h> // eoPop
#include <eoTerm.h>
/** EOEasyEA:
An easy-to-use evolutionary algorithm; you can use any chromosome,
and any selection transformation, merging and evaluation
algorithms; you can even change in runtime parameters of those
sub-algorithms
*/
template<class Chrom> class eoEasyEA: public eoAlgo<Chrom>
{
public:
/// Constructor.
eoEasyEA(eoBinPopOp<Chrom>& _select,
eoMonPopOp<Chrom>& _transform,
eoBinPopOp<Chrom>& _replace,
eoEvalFunc<Chrom>& _evaluator,
eoTerm<Chrom>& _terminator)
:step(_select, _transform, _replace, _evaluator),
terminator( _terminator){};
/// Constructor from an already created generation
eoEasyEA(eoGeneration<Chrom>& _gen,
eoTerm<Chrom>& _terminator):
step(_gen),
terminator( _terminator){};
/// Apply one generation of evolution to the population.
virtual void operator()(eoPop<Chrom>& pop) {
do {
try
{
step(pop);
}
catch (exception& e)
{
string s = e.what();
s.append( " in eoEasyEA ");
throw runtime_error( s );
}
} while ( terminator( pop ) );
}
/// Class name.
string className() const { return "eoEasyEA"; }
private:
eoGeneration<Chrom> step;
eoTerm<Chrom>& terminator;
};
//-----------------------------------------------------------------------------
#endif eoEasyEA_h