65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoUniformSelect.h
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// (c) GeNeura Team, 1998 - EEAAX 1999
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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Marc.Schoenauer@polytechnique.fr
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*/
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//-----------------------------------------------------------------------------
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#ifndef eoUniformSelect_h
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#define eoUniformSelect_h
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// WARNING: 2 classes in this one - eoUniformSelect and eoCopySelect
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//-----------------------------------------------------------------------------
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#include <functional> //
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#include <numeric> // accumulate
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#include <eoPopOps.h> // eoPop eoSelect MINFLOAT
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#include <utils/eoRNG.h>
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//-----------------------------------------------------------------------------
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/** eoUniformSelect: a selection method that selects ONE individual randomly
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-MS- 22/10/99 */
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//-----------------------------------------------------------------------------
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template <class EOT> class eoUniformSelect: public eoSelectOne<EOT>
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{
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public:
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/// (Default) Constructor.
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eoUniformSelect():eoSelectOne<EOT>() {}
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/// not a big deal!!!
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virtual const EOT& operator()(const eoPop<EOT>& pop) {
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return pop[rng.random(pop.size())] ;
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}
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/// Methods inherited from eoObject
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//@{
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/** Return the class id.
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* @return the class name as a string
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*/
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virtual string className() const { return "eoUniformSelect"; };
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private:
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};
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#endif eoUniformSelect_h
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