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<a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Class Members</a> | <a class="qindex" href="pages.html">Related Pages</a> | <span class="search"><u>S</u>earch for <input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div>
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<h1>eoMerge.h</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-</span>
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00002
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00003 <span class="comment">//-----------------------------------------------------------------------------</span>
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00004 <span class="comment">// eoMerge.h</span>
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00005 <span class="comment">// Base class for elitist-merging classes</span>
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00006 <span class="comment">// (c) GeNeura Team, 1998</span>
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00007 <span class="comment">/* </span>
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00008 <span class="comment"> This library is free software; you can redistribute it and/or</span>
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00009 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
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00010 <span class="comment"> License as published by the Free Software Foundation; either</span>
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00011 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
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00012 <span class="comment"></span>
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00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
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00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
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00016 <span class="comment"> Lesser General Public License for more details.</span>
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00017 <span class="comment"></span>
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00018 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
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00019 <span class="comment"> License along with this library; if not, write to the Free Software</span>
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00020 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
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00021 <span class="comment"></span>
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00022 <span class="comment"> Contact: todos@geneura.ugr.es, http://geneura.ugr.es</span>
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00023 <span class="comment"> */</span>
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00024 <span class="comment">//-----------------------------------------------------------------------------</span>
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00025
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00026 <span class="preprocessor">#ifndef eoMerge_h</span>
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00027 <span class="preprocessor"></span><span class="preprocessor">#define eoMerge_h</span>
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00028 <span class="preprocessor"></span>
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00029 <span class="comment">//-----------------------------------------------------------------------------</span>
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00030
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00031 <span class="preprocessor">#include <stdexcept></span>
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00032
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00033 <span class="comment">// EO includes</span>
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00034 <span class="preprocessor">#include <eoPop.h></span> <span class="comment">// eoPop</span>
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00035 <span class="preprocessor">#include <eoFunctor.h></span> <span class="comment">// eoMerge</span>
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00036
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<a name="l00048"></a><a class="code" href="classeo_merge.html">00048</a> <span class="keyword">template</span><<span class="keyword">class</span> Chrom> <span class="keyword">class </span><a class="code" href="classeo_merge.html">eoMerge</a>: <span class="keyword">public</span> <a class="code" href="classeo_b_f.html">eoBF</a><const eoPop<Chrom>&, eoPop<Chrom>&, void>
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00049 {};
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00050
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<a name="l00055"></a><a class="code" href="classeo_elitism.html">00055</a> <span class="keyword">template</span> <<span class="keyword">class</span> EOT> <span class="keyword">class </span><a class="code" href="classeo_elitism.html">eoElitism</a> : <span class="keyword">public</span> <a class="code" href="classeo_merge.html">eoMerge</a><EOT>
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00056 {
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00057 <span class="keyword">public</span> :
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00058 <a class="code" href="classeo_elitism.html">eoElitism</a>(<span class="keywordtype">double</span> _rate, <span class="keywordtype">bool</span> _interpret_as_rate = <span class="keyword">true</span>):
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00059 rate(0), combien(0)
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00060 {
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00061 <span class="keywordflow">if</span> (_interpret_as_rate)
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00062 {
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00063 <span class="keywordflow">if</span> ( (_rate<0) || (_rate>1) )
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00064 <span class="keywordflow">throw</span> std::logic_error(<span class="stringliteral">"eoElitism: rate shoud be in [0,1]"</span>);
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00065 rate = _rate;
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00066 }
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00067 <span class="keywordflow">else</span>
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00068 {
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00069 <span class="keywordflow">if</span> (_rate<0)
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00070 <span class="keywordflow">throw</span> std::logic_error(<span class="stringliteral">"Negative number of offspring in eoElitism!"</span>);
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00071 combien = (<span class="keywordtype">unsigned</span> int)_rate;
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00072 <span class="keywordflow">if</span> (combien != _rate)
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00073 std::cout << <span class="stringliteral">"Warning: Number of guys to merge in eoElitism was rounded"</span>;
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00074 }
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00075 }
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00076
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<a name="l00077"></a><a class="code" href="classeo_elitism.html#a1">00077</a> <span class="keywordtype">void</span> <a class="code" href="classeo_elitism.html#a1">operator()</a>(<span class="keyword">const</span> <a class="code" href="classeo_pop.html">eoPop<EOT></a>& _pop, <a class="code" href="classeo_pop.html">eoPop<EOT></a>& _offspring)
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00078 {
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00079 <span class="keywordflow">if</span> ((combien == 0) && (rate == 0.0))
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00080 <span class="keywordflow">return</span>;
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00081 <span class="keywordtype">unsigned</span> combienLocal;
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00082 <span class="keywordflow">if</span> (combien == 0) <span class="comment">// rate is specified</span>
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00083 combienLocal = (<span class="keywordtype">unsigned</span> int) (rate * _pop.size());
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00084 <span class="keywordflow">else</span>
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00085 combienLocal = combien;
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00086
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00087 <span class="keywordflow">if</span> (combienLocal > _pop.size())
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00088 <span class="keywordflow">throw</span> std::logic_error(<span class="stringliteral">"Elite larger than population"</span>);
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00089
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00090 std::vector<const EOT*> result;
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00091 _pop.<a class="code" href="classeo_pop.html#a13">nth_element</a>(combienLocal, result);
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00092
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00093 <span class="keywordflow">for</span> (size_t i = 0; i < result.size(); ++i)
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00094 {
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00095 _offspring.push_back(*result[i]);
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00096 }
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00097 }
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00098
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00099 <span class="keyword">private</span> :
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00100 <span class="keywordtype">double</span> rate;
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00101 <span class="keywordtype">unsigned</span> combien;
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00102 };
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00103
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<a name="l00107"></a><a class="code" href="classeo_no_elitism.html">00107</a> <span class="keyword">template</span> <<span class="keyword">class</span> EOT> <span class="keyword">class </span><a class="code" href="classeo_no_elitism.html">eoNoElitism</a> : <span class="keyword">public</span> <a class="code" href="classeo_elitism.html">eoElitism</a><EOT>
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00108 {
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00109 <span class="keyword">public</span> :
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00110 <a class="code" href="classeo_no_elitism.html">eoNoElitism</a>() : <a class="code" href="classeo_elitism.html">eoElitism<EOT></a>(0) {}
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00111 };
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00112
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<a name="l00116"></a><a class="code" href="classeo_plus.html">00116</a> <span class="keyword">template</span> <<span class="keyword">class</span> EOT> <span class="keyword">class </span><a class="code" href="classeo_plus.html">eoPlus</a> : <span class="keyword">public</span> <a class="code" href="classeo_merge.html">eoMerge</a><EOT>
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00117 {
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00118 <span class="keyword">public</span> :
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<a name="l00119"></a><a class="code" href="classeo_plus.html#a0">00119</a> <span class="keywordtype">void</span> <a class="code" href="classeo_plus.html#a0">operator()</a>(<span class="keyword">const</span> <a class="code" href="classeo_pop.html">eoPop<EOT></a>& _pop, <a class="code" href="classeo_pop.html">eoPop<EOT></a>& _offspring)
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00120 {
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00121 _offspring.reserve(_offspring.size() + _pop.size());
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00122
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00123 <span class="keywordflow">for</span> (size_t i = 0; i < _pop.size(); ++i)
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00124 {
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00125 _offspring.push_back(_pop[i]);
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00126 }
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00127 }
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00128
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00129 <span class="keyword">private</span> :
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00130 };
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00131
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00132 <span class="comment">//-----------------------------------------------------------------------------</span>
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00133
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00134 <span class="preprocessor">#endif </span>
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:36 2006 for EO by
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.3.9.1 </small></address>
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