69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoFitContinue.h
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// (c) Maarten Keijzer, GeNeura Team, 1999, 2000
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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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*/
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//-----------------------------------------------------------------------------
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#ifndef _eoFitContinue_h
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#define _eoFitContinue_h
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#include <eoContinue.h>
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#include <utils/eoLogger.h>
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/**
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Continues until the optimum fitness level is reached.
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All types which derive from eoScalarFitness is able to compare well via the operator override ( <, >, <=, ...)
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@ingroup Continuators
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*/
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template< class EOT>
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class eoFitContinue: public eoContinue<EOT> {
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public:
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/// Define Fitness
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typedef typename EOT::Fitness FitnessType;
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/// Ctor
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eoFitContinue( const FitnessType _optimum)
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: eoContinue<EOT> (), optimum( _optimum ) {};
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/** Returns false when a fitness criterium is reached. Assumes pop is not sorted! */
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virtual bool operator() ( const eoPop<EOT>& _pop )
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{
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//FitnessType bestCurrentFitness = _pop.nth_element_fitness(0);
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FitnessType bestCurrentFitness = _pop.best_element().fitness();
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if (bestCurrentFitness >= optimum)
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{
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eo::log << eo::logging << "STOP in eoFitContinue: Best fitness has reached " <<
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bestCurrentFitness << "\n";
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return false;
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}
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return true;
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}
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virtual std::string className(void) const { return "eoFitContinue"; }
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private:
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FitnessType optimum;
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};
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#endif
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