686c1ec8aa
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@695 331e1502-861f-0410-8da2-ba01fb791d7f
121 lines
4.2 KiB
C++
121 lines
4.2 KiB
C++
/* <peoPSO.h>
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*
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* (c) OPAC Team, October 2007
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*
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* Clive Canape
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*
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* This software is governed by the CeCILL license under French law and
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* abiding by the rules of distribution of free software. You can use,
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* modify and/ or redistribute the software under the terms of the CeCILL
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* license as circulated by CEA, CNRS and INRIA at the following URL
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* "http://www.cecill.info".
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*
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* As a counterpart to the access to the source code and rights to copy,
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* modify and redistribute granted by the license, users are provided only
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* with a limited warranty and the software's author, the holder of the
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* economic rights, and the successive licensors have only limited liability.
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*
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* In this respect, the user's attention is drawn to the risks associated
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* with loading, using, modifying and/or developing or reproducing the
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* software by the user in light of its specific status of free software,
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* that may mean that it is complicated to manipulate, and that also
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* therefore means that it is reserved for developers and experienced
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* professionals having in-depth computer knowledge. Users are therefore
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* encouraged to load and test the software's suitability as regards their
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* requirements in conditions enabling the security of their systems and/or
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* data to be ensured and, more generally, to use and operate it in the
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* same conditions as regards security.
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* The fact that you are presently reading this means that you have had
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* knowledge of the CeCILL license and that you accept its terms.
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*
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* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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* Contact: paradiseo-help@lists.gforge.inria.fr
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* Contact: clive.canape@inria.fr
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*/
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#ifndef __peoPSO_h
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#define __peoPSO_h
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#include <eoContinue.h>
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#include <eoEvalFunc.h>
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#include <eoPopEvalFunc.h>
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#include <eoPSO.h>
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#include <eoVelocity.h>
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#include <eoFlight.h>
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#include "peoPopEval.h"
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#include "core/runner.h"
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#include "core/peo_debug.h"
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//! Class providing an elementary ParadisEO evolutionary algorithm.
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//! The peoPSO class offers an elementary Particle Swarm Optimization implementation. In addition, as compared
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//! with the algorithms provided by the EO framework, the peoPSO class has the underlying necessary structure
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//! for including, for example, parallel evaluation, etc.
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template < class POT > class peoPSO : public Runner {
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public:
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//! Constructor for the Particle Swarm Optimization
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//! @param eoContinue< POT >& __cont - continuation criterion specifying whether the algorithm should continue or not;
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//! @param peoPopEval< POT >& __pop_eval - evaluation operator; it allows the specification of parallel evaluation operators, aggregate evaluation functions, etc.;
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//! @param eoVelocity< POT >& __velocity - velocity operator;
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//! @param eoFlight< POT >& __flight - flight operator;
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peoPSO(
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eoContinue< POT >& __cont,
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peoPopEval< POT >& __pop_eval,
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eoVelocity < POT > &_velocity,
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eoFlight < POT > &_flight);
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//! Particle Swarm Optimization function - a side effect of the fact that the class is derived from the Runner class
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//! thus requiring the existence of a run function, the algorithm being executed on a distinct thread.
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void run();
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//! Function operator for specifying the population to be associated with the algorithm.
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void operator()( eoPop< POT >& __pop );
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private:
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eoContinue< POT >& cont;
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peoPopEval< POT >& pop_eval;
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eoPop< POT >* pop;
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eoVelocity < POT > &velocity;
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eoFlight < POT > &flight;
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};
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template < class POT > peoPSO< POT > :: peoPSO(
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eoContinue< POT >& __cont,
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peoPopEval< POT >& __pop_eval,
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eoVelocity < POT > &__velocity,
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eoFlight < POT > &__flight
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) : cont( __cont ), pop_eval(__pop_eval ),velocity( __velocity),flight( __flight)
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{
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pop_eval.setOwner( *this );
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}
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template< class POT > void peoPSO< POT > :: operator ()( eoPop< POT >& __pop ) {
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pop = &__pop;
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}
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template< class POT > void peoPSO< POT > :: run() {
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printDebugMessage( "Performing the first evaluation of the population." );
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do {
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printDebugMessage( "Performing the velocity evaluation." );
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velocity.apply ( *pop );
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printDebugMessage( "Performing the flight." );
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flight.apply ( *pop );
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printDebugMessage( "Performing the evaluation." );
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pop_eval(*pop);
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velocity.updateNeighborhood( *pop );
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} while ( cont( *pop ) );
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}
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#endif
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