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legrand 2007-02-06 13:11:53 +00:00
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// moeoCombinedLS.h
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
/*
This library...
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
*/
//-----------------------------------------------------------------------------
#ifndef MOEOCOMBINEDLS_H_
#define MOEOCOMBINEDLS_H_
#include <moeoArchive.h>
#include <moeoEvalFunc.h>
#include <moeoLS.h>
/**
* This class allows to embed a set of local searches that are sequentially applied,
* and so working and updating the same archive of non-dominated solutions
*/
template < class MOEOT >
class moeoCombinedLS : public moeoLS < MOEOT > {
public:
/**
* Ctor
* @param _eval the full evaluator of a solution
* @param _first_ls the first multi-objective local search to add
*/
moeoCombinedLS(moeoEvalFunc < MOEOT > & _eval, moeoLS < MOEOT > & _first_ls) : eval (_eval) {
combinedLS.push_back (& _first_ls);
}
/**
* Adds a new local search to combine
* @param _ls the multi-objective local search to add
*/
void add(moeoLS < MOEOT > & _ls) {
combinedMOLS.push_back(& _ls);
}
/**
* Gives a new solution in order to explore the neigborhood.
* The new non-dominated solutions are added to the archive
* @param _eo the solution
* @param _arch the archive of non-dominated solutions
*/
void operator () (const MOEOT & _eo, moeoArchive < MOEOT > & _arch) {
eval(const_cast < MOEOT & > (_eo));
for (unsigned i=0; i<combinedLS.size(); i++)
combinedLS[i] -> operator()(_eo, _arch);
}
private:
/** the full evaluator of a solution */
moeoEvalFunc < MOEOT > & eval;
/** the vector that contains the combined LS */
std::vector< moeoLS < MOEOT > * > combinedLS;
};
#endif /*MOEOCOMBINEDLS_H_*/