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<h1>selectOne.cpp</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>
00002 <span class="comment"> PyEO</span>
00003 <span class="comment"> </span>
00004 <span class="comment"> Copyright (C) 2003 Maarten Keijzer</span>
00005 <span class="comment"></span>
00006 <span class="comment"> This program is free software; you can redistribute it and/or modify</span>
00007 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
00008 <span class="comment"> the Free Software Foundation; either version 2 of the License, or</span>
00009 <span class="comment"> (at your option) any later version.</span>
00010 <span class="comment"></span>
00011 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
00014 <span class="comment"> GNU General Public License for more details.</span>
00015 <span class="comment"></span>
00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
00017 <span class="comment"> along with this program; if not, write to the Free Software</span>
00018 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
00019 <span class="comment">*/</span>
00020
00021 <span class="preprocessor">#include &lt;eoSelectOne.h&gt;</span>
00022 <span class="preprocessor">#include &lt;eoDetTournamentSelect.h&gt;</span>
00023 <span class="preprocessor">#include &lt;eoRandomSelect.h&gt;</span>
00024 <span class="preprocessor">#include &lt;eoStochTournamentSelect.h&gt;</span>
00025 <span class="preprocessor">#include &lt;eoTruncatedSelectOne.h&gt;</span>
00026 <span class="preprocessor">#include &lt;eoSequentialSelect.h&gt;</span>
00027
00028 <span class="preprocessor">#include "PyEO.h"</span>
00029 <span class="preprocessor">#include "pickle.h"</span>
00030 <span class="preprocessor">#include "def_abstract_functor.h"</span>
00031
00032 <span class="keyword">using</span> <span class="keyword">namespace </span>boost::python;
00033
00034 <span class="keyword">class </span>eoSelectOneWrapper : <span class="keyword">public</span> <a class="code" href="classeo_select_one.html">eoSelectOne</a>&lt;PyEO&gt;
00035 {
00036 <span class="keyword">public</span>:
00037 PyObject* <span class="keyword">self</span>;
00038 eoSelectOneWrapper(PyObject* p) : self(p) {}
00039 <span class="keyword">const</span> PyEO&amp; <a class="code" href="classeo_u_f.html#a1">operator()</a>(<span class="keyword">const</span> <a class="code" href="classeo_pop.html">eoPop&lt;PyEO&gt;</a>&amp; pop)
00040 {
00041 <span class="keywordflow">return</span> boost::python::call_method&lt; const PyEO&amp; &gt;(<span class="keyword">self</span>, <span class="stringliteral">"__call__"</span>, boost::ref(pop));
00042 }
00043 };
00044
00045 <span class="keyword">template</span> &lt;<span class="keyword">class</span> Select&gt;
00046 <span class="keywordtype">void</span> add_select(std::string name)
00047 {
00048 class_&lt;Select, bases&lt;eoSelectOne&lt;PyEO&gt; &gt; &gt;(name.c_str(), init&lt;&gt;() )
00049 .def(<span class="stringliteral">"__call__"</span>, &amp;Select::operator(), return_internal_reference&lt;&gt;() )
00050 ;
00051 }
00052
00053 <span class="keyword">template</span> &lt;<span class="keyword">class</span> Select, <span class="keyword">class</span> Init&gt;
00054 <span class="keywordtype">void</span> add_select(std::string name, Init init)
00055 {
00056 class_&lt;Select, bases&lt;eoSelectOne&lt;PyEO&gt; &gt; &gt;(name.c_str(), init)
00057 .def(<span class="stringliteral">"__call__"</span>, &amp;Select::operator(), return_internal_reference&lt;&gt;() )
00058 ;
00059 }
00060
00061 <span class="keyword">template</span> &lt;<span class="keyword">class</span> Select, <span class="keyword">class</span> Init1, <span class="keyword">class</span> Init2&gt;
00062 <span class="keywordtype">void</span> add_select(std::string name, Init1 init1, Init2 init2)
00063 {
00064 class_&lt;Select, bases&lt;eoSelectOne&lt;PyEO&gt; &gt; &gt;(name.c_str(), init1)
00065 .def( init2 )
00066 .def(<span class="stringliteral">"__call__"</span>, &amp;Select::operator(), return_internal_reference&lt;&gt;() )
00067 .def(<span class="stringliteral">"setup"</span>, &amp;Select::setup);
00068 }
00069
00070 <span class="keywordtype">void</span> selectOne()
00071 {
00072 <span class="comment">/* Concrete classes */</span>
00073
00074 pickle(class_&lt;eoHowMany&gt;(<span class="stringliteral">"eoHowMany"</span>, init&lt;&gt;())
00075 .def( init&lt;double&gt;() )
00076 .def( init&lt;double, bool&gt;() )
00077 .def( init&lt;int&gt;() )
00078 .def(<span class="stringliteral">"__call__"</span>, &amp;eoHowMany::operator())
00079 .def(<span class="stringliteral">"__neg__"</span>, &amp;eoHowMany::operator-)
00080 );
00081
00082 class_&lt;eoSelectOne&lt;PyEO&gt;, eoSelectOneWrapper, boost::noncopyable&gt;(<span class="stringliteral">"eoSelectOne"</span>, init&lt;&gt;())
00083 .def(<span class="stringliteral">"__call__"</span>, &amp;eoSelectOneWrapper::operator(), return_internal_reference&lt;&gt;() )
00084 .def(<span class="stringliteral">"setup"</span>, &amp;<a class="code" href="classeo_select_one.html">eoSelectOne&lt;PyEO&gt;</a>::setup);
00085
00086 <span class="comment">/* SelectOne derived classes */</span>
00087
00088 add_select&lt;eoDetTournamentSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoDetTournamentSelect"</span>, init&lt;&gt;(), init&lt;unsigned&gt;() );
00089 add_select&lt;eoStochTournamentSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoStochTournamentSelect"</span>, init&lt;&gt;(), init&lt;double&gt;() );
00090 add_select&lt;eoTruncatedSelectOne&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoTruncatedSelectOne"</span>,
00091 init&lt;eoSelectOne&lt;PyEO&gt;&amp;, <span class="keywordtype">double</span>&gt;()[WC1], init&lt;eoSelectOne&lt;PyEO&gt;&amp;, <a class="code" href="classeo_how_many.html">eoHowMany</a> &gt;()[WC1] );
00092
00093 <span class="comment">// eoProportionalSelect is not feasible to implement at this point as fitness is not recognizable as a float</span>
00094 <span class="comment">// use eoDetTournament instead: with a t-size of 2 it is equivalent to eoProportional with linear scaling</span>
00095 <span class="comment">//add_select&lt;eoProportionalSelect&lt;PyEO&gt; &gt;("eoProportionalSelect", init&lt;eoPop&lt;PyEO&gt;&amp;&gt;() );</span>
00096
00097 add_select&lt;eoRandomSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoRandomSelect"</span>);
00098 add_select&lt;eoBestSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoBestSelect"</span>);
00099 add_select&lt;eoNoSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoNoSelect"</span>);
00100
00101 add_select&lt;eoSequentialSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoSequentialSelect"</span>, init&lt;&gt;(), init&lt;bool&gt;());
00102 add_select&lt;eoEliteSequentialSelect&lt;PyEO&gt; &gt;(<span class="stringliteral">"eoEliteSequentialSelect"</span>);
00103 <span class="comment">/*</span>
00104 <span class="comment"> * eoSelectFromWorth.h:class eoSelectFromWorth : public eoSelectOne&lt;EOT&gt;</span>
00105 <span class="comment"> </span>
00106 <span class="comment"> */</span>
00107 }
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