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move paradiseo/eo to deprecated/ before merge with eodev

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Johann Dreo 2012-10-05 15:12:12 +02:00
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eo/src/eoSwapMutation.h
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// eoSwapMutation.h
// (c) GeNeura Team, 2000 - EEAAX 2000 - Maarten Keijzer 2000
// (c) INRIA Futurs - Dolphin Team - Thomas Legrand 2007
/*
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
thomas.legrand@lifl.fr
Marc.Schoenauer@polytechnique.fr
mak@dhi.dk
*/
//-----------------------------------------------------------------------------
#ifndef eoSwapMutation_h
#define eoSwapMutation_h
//-----------------------------------------------------------------------------
/**
* Swap two components of a chromosome.
*
* @ingroup Variators
*/
template<class Chrom> class eoSwapMutation: public eoMonOp<Chrom>
{
public:
/// CTor
eoSwapMutation(const unsigned _howManySwaps=1): howManySwaps(_howManySwaps)
{
// consistency check
if(howManySwaps < 1)
throw std::runtime_error("Invalid number of swaps in eoSwapMutation");
}
/// The class name.
virtual std::string className() const { return "eoSwapMutation"; }
/**
* Swap two components of the given chromosome.
* @param chrom The cromosome which is going to be changed.
*/
bool operator()(Chrom& chrom)
{
unsigned i, j;
for(unsigned int swap = 0; swap < howManySwaps; swap++)
{
// generate two different indices
i=eo::rng.random(chrom.size());
do j = eo::rng.random(chrom.size()); while (i == j);
// swap
std::swap(chrom[i],chrom[j]);
}
return true;
}
private:
unsigned int howManySwaps;
};
/** @example t-eoSwapMutation.cpp
*/
//-----------------------------------------------------------------------------
#endif