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legrand 04b12455d0 added good doc files 
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@683 331e1502-861f-0410-8da2-ba01fb791d7f
2007-10-08 14:49:10 +00:00

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<h1>FlowShopOpCrossoverQuad.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">//-----------------------------------------------------------------------------</span>
<a name="l00004"></a>00004 <span class="comment">// FlowShopOpCrossoverQuad.cpp</span>
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007</span>
<a name="l00006"></a>00006 <span class="comment">/*</span>
<a name="l00007"></a>00007 <span class="comment"> This library...</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr</span>
<a name="l00010"></a>00010 <span class="comment"> */</span>
<a name="l00011"></a>00011 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00012"></a>00012
<a name="l00013"></a>00013 <span class="preprocessor">#include &lt;FlowShopOpCrossoverQuad.h&gt;</span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015
<a name="l00016"></a><a class="code" href="classFlowShopOpCrossoverQuad.html#60ac69b87970b7000980f65aa6ead44a">00016</a> std::string <a class="code" href="classFlowShopOpCrossoverQuad.html#60ac69b87970b7000980f65aa6ead44a">FlowShopOpCrossoverQuad::className</a>()<span class="keyword"> const</span>
<a name="l00017"></a>00017 <span class="keyword"></span>{
<a name="l00018"></a>00018 <span class="keywordflow">return</span> <span class="stringliteral">"FlowShopOpCrossoverQuad"</span>;
<a name="l00019"></a>00019 }
<a name="l00020"></a>00020
<a name="l00021"></a>00021
<a name="l00022"></a><a class="code" href="classFlowShopOpCrossoverQuad.html#92f70807bea24d3c233af580e2c55e3a">00022</a> <span class="keywordtype">bool</span> <a class="code" href="classFlowShopOpCrossoverQuad.html#92f70807bea24d3c233af580e2c55e3a">FlowShopOpCrossoverQuad::operator()</a>(<a class="code" href="classFlowShop.html">FlowShop</a> &amp; _flowshop1, <a class="code" href="classFlowShop.html">FlowShop</a> &amp; _flowshop2)
<a name="l00023"></a>00023 {
<a name="l00024"></a>00024 <span class="keywordtype">bool</span> oneAtLeastIsModified;
<a name="l00025"></a>00025 <span class="comment">// computation of the 2 random points</span>
<a name="l00026"></a>00026 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point1, point2;
<a name="l00027"></a>00027 <span class="keywordflow">do</span>
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029 point1 = rng.<a class="codeRef" doxygen="eo.doxytag:http://eodev.sourceforge.net/eo/doc/html/" href="http://eodev.sourceforge.net/eo/doc/html/classeo_rng.html#f0829d258c74cdc3a8f6cd72c0287cb4">random</a>(std::min(_flowshop1.size(), _flowshop2.size()));
<a name="l00030"></a>00030 point2 = rng.<a class="codeRef" doxygen="eo.doxytag:http://eodev.sourceforge.net/eo/doc/html/" href="http://eodev.sourceforge.net/eo/doc/html/classeo_rng.html#f0829d258c74cdc3a8f6cd72c0287cb4">random</a>(std::min(_flowshop1.size(), _flowshop2.size()));
<a name="l00031"></a>00031 } <span class="keywordflow">while</span> (fabs((<span class="keywordtype">double</span>) point1-point2) &lt;= 2);
<a name="l00032"></a>00032 <span class="comment">// computation of the offspring</span>
<a name="l00033"></a>00033 <a class="code" href="classFlowShop.html">FlowShop</a> offspring1 = <a class="code" href="classFlowShopOpCrossoverQuad.html#cbc2f344a0a29861900f4846597564c3">generateOffspring</a>(_flowshop1, _flowshop2, point1, point2);
<a name="l00034"></a>00034 <a class="code" href="classFlowShop.html">FlowShop</a> offspring2 = <a class="code" href="classFlowShopOpCrossoverQuad.html#cbc2f344a0a29861900f4846597564c3">generateOffspring</a>(_flowshop2, _flowshop1, point1, point2);
<a name="l00035"></a>00035 <span class="comment">// does at least one genotype has been modified ?</span>
<a name="l00036"></a>00036 <span class="keywordflow">if</span> ((_flowshop1 != offspring1) || (_flowshop2 != offspring2))
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="comment">// update</span>
<a name="l00039"></a>00039 _flowshop1.<a class="code" href="classmoeoVector.html#a7fadd876fe492717815510f68a921c5">value</a>(offspring1);
<a name="l00040"></a>00040 _flowshop2.<a class="code" href="classmoeoVector.html#a7fadd876fe492717815510f68a921c5">value</a>(offspring2);
<a name="l00041"></a>00041 <span class="comment">// at least one genotype has been modified</span>
<a name="l00042"></a>00042 oneAtLeastIsModified = <span class="keyword">true</span>;
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044 <span class="keywordflow">else</span>
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 <span class="comment">// no genotype has been modified</span>
<a name="l00047"></a>00047 oneAtLeastIsModified = <span class="keyword">false</span>;
<a name="l00048"></a>00048 }
<a name="l00049"></a>00049 <span class="comment">// return 'true' if at least one genotype has been modified</span>
<a name="l00050"></a>00050 <span class="keywordflow">return</span> oneAtLeastIsModified;
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a>00053
<a name="l00054"></a><a class="code" href="classFlowShopOpCrossoverQuad.html#cbc2f344a0a29861900f4846597564c3">00054</a> <a class="code" href="classFlowShop.html">FlowShop</a> <a class="code" href="classFlowShopOpCrossoverQuad.html#cbc2f344a0a29861900f4846597564c3">FlowShopOpCrossoverQuad::generateOffspring</a>(<span class="keyword">const</span> <a class="code" href="classFlowShop.html">FlowShop</a> &amp; _parent1, <span class="keyword">const</span> <a class="code" href="classFlowShop.html">FlowShop</a> &amp; _parent2, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _point1, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _point2)
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <a class="code" href="classFlowShop.html">FlowShop</a> result = _parent1;
<a name="l00057"></a>00057 std::vector&lt;bool&gt; taken_values(result.size(), <span class="keyword">false</span>);
<a name="l00058"></a>00058 <span class="keywordflow">if</span> (_point1 &gt; _point2)
<a name="l00059"></a>00059 std::swap(_point1, _point2);
<a name="l00060"></a>00060 <span class="comment">/* first parent */</span>
<a name="l00061"></a>00061 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0 ; i&lt;=_point1 ; i++)
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 <span class="comment">// result[i] == _parent1[i]</span>
<a name="l00064"></a>00064 taken_values[_parent1[i]] = <span class="keyword">true</span>;
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=_point2 ; i&lt;result.size() ; i++)
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <span class="comment">// result[i] == _parent1[i]</span>
<a name="l00069"></a>00069 taken_values[_parent1[i]] = <span class="keyword">true</span>;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 <span class="comment">/* second parent */</span>
<a name="l00072"></a>00072 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = _point1+1;
<a name="l00073"></a>00073 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0;
<a name="l00074"></a>00074 <span class="keywordflow">while</span> (i&lt;_point2 &amp;&amp; j&lt;_parent2.size())
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076 <span class="keywordflow">if</span> (! taken_values[_parent2[j]])
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 result[i] = _parent2[j];
<a name="l00079"></a>00079 i++;
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081 j++;
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083 <span class="keywordflow">return</span> result;
<a name="l00084"></a>00084 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Oct 8 10:35:51 2007 for ParadisEO-MOEOMovingObjects by&nbsp;
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