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<h1>main.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// "main.cpp"</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team, LIFL, January 2006</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="comment">/* This library is free software; you can redistribute it and/or</span>
<a name="l00008"></a>00008 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
<a name="l00009"></a>00009 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00010"></a>00010 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00011"></a>00011 <span class="comment"> </span>
<a name="l00012"></a>00012 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00015"></a>00015 <span class="comment"> Lesser General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> </span>
<a name="l00017"></a>00017 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
<a name="l00018"></a>00018 <span class="comment"> License along with this library; if not, write to the Free Software</span>
<a name="l00019"></a>00019 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00020"></a>00020 <span class="comment"> </span>
<a name="l00021"></a>00021 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr</span>
<a name="l00022"></a>00022 <span class="comment">*/</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include "param.h"</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include "route.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "route_init.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "route_eval.h"</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include "order_xover.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "city_swap.h"</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="preprocessor">#include &lt;paradiseo&gt;</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="preprocessor">#define POP_SIZE 10</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span><span class="preprocessor">#define NUM_GEN 100</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#define CROSS_RATE 1.0</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define MUT_RATE 0.01</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span>
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="keywordtype">int</span> main( <span class="keywordtype">int</span> __argc, <span class="keywordtype">char</span>** __argv ) {
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="comment">// initializing the ParadisEO-PEO environment</span>
<a name="l00045"></a>00045 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//namespacepeo.html#8184c3b1f7eecc68f69bb8e8b872a7d3">peo :: init</a>( __argc, __argv );
<a name="l00046"></a>00046
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="comment">// processing the command line specified parameters</span>
<a name="l00049"></a>00049 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//namespacepeo.html#2b496ee9b81d9ae322ae6edb9a93dc71">loadParameters</a>( __argc, __argv );
<a name="l00050"></a>00050
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="comment">// init, eval operators, EA operators -------------------------------------------------------------------------------------------------------------</span>
<a name="l00053"></a>00053
<a name="l00054"></a>00054 RouteInit route_init; <span class="comment">// random init object - creates random Route objects</span>
<a name="l00055"></a>00055 RouteEval full_eval; <span class="comment">// evaluator object - offers a fitness value for a specified Route object</span>
<a name="l00056"></a>00056
<a name="l00057"></a>00057 OrderXover crossover; <span class="comment">// crossover operator - creates two offsprings out of two specified parents</span>
<a name="l00058"></a>00058 CitySwap mutation; <span class="comment">// mutation operator - randomly mutates one gene for a specified individual</span>
<a name="l00059"></a>00059 <span class="comment">// ------------------------------------------------------------------------------------------------------------------------------------------------</span>
<a name="l00060"></a>00060
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="comment">// evolutionary algorithm components --------------------------------------------------------------------------------------------------------------</span>
<a name="l00063"></a>00063
<a name="l00064"></a>00064 eoPop&lt; Route &gt; population( POP_SIZE, route_init ); <span class="comment">// initial population for the algorithm having POP_SIZE individuals</span>
<a name="l00065"></a>00065 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//classpeoSeqPopEval.html">peoSeqPopEval&lt; Route &gt;</a> eaPopEval( full_eval ); <span class="comment">// evaluator object - to be applied at each iteration on the entire population</span>
<a name="l00066"></a>00066
<a name="l00067"></a>00067 eoGenContinue&lt; Route &gt; eaCont( NUM_GEN ); <span class="comment">// continuation criterion - the algorithm will iterate for NUM_GEN generations</span>
<a name="l00068"></a>00068 eoCheckPoint&lt; Route &gt; eaCheckpointContinue( eaCont ); <span class="comment">// checkpoint object - verify at each iteration if the continuation criterion is met</span>
<a name="l00069"></a>00069
<a name="l00070"></a>00070 eoRankingSelect&lt; Route &gt; selectionStrategy; <span class="comment">// selection strategy - applied at each iteration for selecting parent individuals</span>
<a name="l00071"></a>00071 eoSelectNumber&lt; Route &gt; eaSelect( selectionStrategy, POP_SIZE ); <span class="comment">// selection object - POP_SIZE individuals are selected at each iteration</span>
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="comment">// transform operator - includes the crossover and the mutation operators with a specified associated rate</span>
<a name="l00074"></a>00074 eoSGATransform&lt; Route &gt; transform( crossover, CROSS_RATE, mutation, MUT_RATE );
<a name="l00075"></a>00075 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//classpeoSeqTransform.html">peoSeqTransform&lt; Route &gt;</a> eaTransform( transform ); <span class="comment">// ParadisEO transform operator (please remark the peo prefix) - wraps an e EO transform object</span>
<a name="l00076"></a>00076
<a name="l00077"></a>00077 eoPlusReplacement&lt; Route &gt; eaReplace; <span class="comment">// replacement strategy - for replacing the initial population with offspring individuals</span>
<a name="l00078"></a>00078 <span class="comment">// ------------------------------------------------------------------------------------------------------------------------------------------------</span>
<a name="l00079"></a>00079
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="comment">// ParadisEO-PEO evolutionary algorithm -----------------------------------------------------------------------------------------------------------</span>
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//classpeoEA.html">peoEA&lt; Route &gt;</a> eaAlg( eaCheckpointContinue, eaPopEval, eaSelect, eaTransform, eaReplace );
<a name="l00084"></a>00084
<a name="l00085"></a>00085 eaAlg( population ); <span class="comment">// specifying the initial population for the algorithm, to be iteratively evolved</span>
<a name="l00086"></a>00086 <span class="comment">// ------------------------------------------------------------------------------------------------------------------------------------------------</span>
<a name="l00087"></a>00087
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//namespacepeo.html#10819b2d60b37477c6a89b60c595c67c">peo :: run</a>( );
<a name="l00090"></a>00090 <a class="codeRef" doxygen="paradiseo-peo.doxytag:../..//" href="../..//namespacepeo.html#f90478489cc92d1e6abb222179163a30">peo :: finalize</a>( );
<a name="l00091"></a>00091 <span class="comment">// shutting down the ParadisEO-PEO environment</span>
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordflow">return</span> 0;
<a name="l00094"></a>00094 }
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