80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoVelocity.h
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// (c) OPAC 2007
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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: thomas.legrand@lifl.fr
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*/
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//-----------------------------------------------------------------------------
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#ifndef EOVELOCITY_H
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#define EOVELOCITY_H
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//-----------------------------------------------------------------------------
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#include <eoFunctor.h>
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#include <utils/eoRNG.h>
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#include <eoPop.h>
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#include <eoTopology.h>
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//-----------------------------------------------------------------------------
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/**
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* Abstract class for velocities calculation (particle swarm optimization).
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* All the velocities must derivated from eoVelocity.
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*
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* @ingroup Variators
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*/
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template < class POT > class eoVelocity:public eoBF < POT &,unsigned , void >
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{
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public:
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/**
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* Apply the velocity computation to a whole given population.
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* Used for synchronous PSO.
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*/
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virtual void apply (eoPop < POT > &_pop)
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{
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for (unsigned i = 0; i < _pop.size (); i++)
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{
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this->operator ()(_pop[i],i);
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}
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}
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/**
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* Update the neighborhood of the given particle.
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*/
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virtual void updateNeighborhood(POT & ,unsigned /*_indice*/){}
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/**
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* Apply the neighborhood with a whole population (used for distributed or synchronous PSO).
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*/
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virtual void updateNeighborhood (eoPop < POT > &_pop)
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{
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for (unsigned i = 0; i < _pop.size (); i++)
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{
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updateNeighborhood(_pop[i],i);
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}
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}
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virtual eoTopology<POT> & getTopology () = 0;
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};
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#endif /*EOVELOCITY_H_H */
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