paradiseo-peo modifs 0.2

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@127 331e1502-861f-0410-8da2-ba01fb791d7f
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atantar 2006-12-22 16:09:55 +00:00
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<title>ParadisEO: partial_mapped_xover.cpp Source File</title>
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<h1>partial_mapped_xover.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">// "partial_mapped_xover.cpp"</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team, LIFL, 2003</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: cahon@lifl.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 &lt;assert.h&gt;</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;utils/eoRNG.h&gt;</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#include "partial_mapped_xover.h"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "mix.h"</span>
<a name="l00030"></a>00030
<a name="l00031"></a><a class="code" href="class_partial_mapped_xover.html#b6d4035544aff3b2b3fe4b0eeea185a2">00031</a> <span class="keywordtype">void</span> <a class="code" href="class_partial_mapped_xover.html#b6d4035544aff3b2b3fe4b0eeea185a2">PartialMappedXover :: repair</a> (Route &amp; __route, <span class="keywordtype">unsigned</span> __cut1, <span class="keywordtype">unsigned</span> __cut2) {
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keywordtype">unsigned</span> v [__route.size ()] ; <span class="comment">// Number of times a cities are visited ...</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0 ; i &lt; __route.size () ; i ++)
<a name="l00036"></a>00036 v [i] = 0 ;
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0 ; i &lt; __route.size () ; i ++)
<a name="l00039"></a>00039 v [__route [i]] ++ ;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 std :: vector &lt;unsigned&gt; vert ;
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0 ; i &lt; __route.size () ; i ++)
<a name="l00044"></a>00044 <span class="keywordflow">if</span> (! v [i])
<a name="l00045"></a>00045 vert.push_back (i) ;
<a name="l00046"></a>00046
<a name="l00047"></a>00047 mix (vert) ;
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0 ; i &lt; __route.size () ; i ++)
<a name="l00050"></a>00050 <span class="keywordflow">if</span> (i &lt; __cut1 || i &gt;= __cut2)
<a name="l00051"></a>00051 <span class="keywordflow">if</span> (v [__route [i]] &gt; 1) {
<a name="l00052"></a>00052 __route [i] = vert.back () ;
<a name="l00053"></a>00053 vert.pop_back () ;
<a name="l00054"></a>00054 }
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a><a class="code" href="class_partial_mapped_xover.html#1cda6ea86ca36e5de0125f4ba5cfc695">00057</a> <span class="keywordtype">bool</span> <a class="code" href="class_partial_mapped_xover.html#1cda6ea86ca36e5de0125f4ba5cfc695">PartialMappedXover :: operator () </a>(Route &amp; __route1, Route &amp; __route2) {
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keywordtype">unsigned</span> cut1 = rng.random (__route1.size ()), cut2 = rng.random (__route2.size ()) ;
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keywordflow">if</span> (cut2 &lt; cut1)
<a name="l00062"></a>00062 std :: swap (cut1, cut2) ;
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">// Between the cuts</span>
<a name="l00065"></a>00065 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = cut1 ; i &lt; cut2 ; i ++)
<a name="l00066"></a>00066 std :: swap (__route1 [i], __route2 [i]) ;
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="comment">// Outside the cuts</span>
<a name="l00069"></a>00069 <a class="code" href="class_partial_mapped_xover.html#b6d4035544aff3b2b3fe4b0eeea185a2">repair</a> (__route1, cut1, cut2) ;
<a name="l00070"></a>00070 <a class="code" href="class_partial_mapped_xover.html#b6d4035544aff3b2b3fe4b0eeea185a2">repair</a> (__route2, cut1, cut2) ;
<a name="l00071"></a>00071
<a name="l00072"></a>00072 __route1.invalidate () ;
<a name="l00073"></a>00073 __route2.invalidate () ;
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keywordflow">return</span> true ;
<a name="l00076"></a>00076 }
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