/* * * Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007 * (C) OPAC Team, INRIA, 2007 * * Alexandru-Adrian Tantar, Clive Canape * * This software is governed by the CeCILL license under French law and * abiding by the rules of distribution of free software. You can use, * modify and/ or redistribute the software under the terms of the CeCILL * license as circulated by CEA, CNRS and INRIA at the following URL * "http://www.cecill.info". * * As a counterpart to the access to the source code and rights to copy, * modify and redistribute granted by the license, users are provided only * with a limited warranty and the software's author, the holder of the * economic rights, and the successive licensors have only limited liability. * * In this respect, the user's attention is drawn to the risks associated * with loading, using, modifying and/or developing or reproducing the * software by the user in light of its specific status of free software, * that may mean that it is complicated to manipulate, and that also * therefore means that it is reserved for developers and experienced * professionals having in-depth computer knowledge. Users are therefore * encouraged to load and test the software's suitability as regards their * requirements in conditions enabling the security of their systems and/or * data to be ensured and, more generally, to use and operate it in the * same conditions as regards security. * The fact that you are presently reading this means that you have had * knowledge of the CeCILL license and that you accept its terms. * * ParadisEO WebSite : http://paradiseo.gforge.inria.fr * Contact: paradiseo-help@lists.gforge.inria.fr * */ #include // Specific libraries (TSP) #include #include #include #include #include #include #include #include int main( int __argc, char** __argv ) { /* In this lesson you will learn to use a multi-start. * * Thanks to this method, you can use several local searches together !!! * */ // Parameter const unsigned int POP_SIZE = 10; srand( time(NULL) ); // Initializing the ParadisEO-PEO environment peo :: init( __argc, __argv ); // Processing the command line specified parameters loadParameters( __argc, __argv ); // Define a Hill Climbing (you can choose an other local search) // ie Lessons of ParadisEO - MO Route route; RouteInit init; init(route); RouteEval eval; eval(route); TwoOptInit initHC; TwoOptNext nextHC; TwoOptIncrEval incrHC; moBestImprSelect< TwoOpt > selectHC; moHC< TwoOpt > hc(initHC, nextHC, incrHC, selectHC, eval); // Define a population RouteInit initPop; // Creates random Route objects RouteEval evalPop; // Offers a fitness value for a specified Route object eoPop < Route > pop(POP_SIZE, initPop); for ( unsigned int index = 0; index < POP_SIZE; index++ ) evalPop( pop[ index ] ); // Setting up the parallel wrapper peoSynchronousMultiStart< Route > parallelHC(hc); peoParallelAlgorithmWrapper WrapHC (parallelHC, pop); parallelHC.setOwner( WrapHC ); peo :: run( ); peo :: finalize( ); if ( getNodeRank() == 1 ) { std :: cout << "\n\nBefore : \n" << route; std :: cout << "\n\nWith the synchronous Multi-Start HCs:"; for ( unsigned int index = 0; index < POP_SIZE; index++ ) std::cout <<"\n"<< pop[ index ]; } }