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<h1>eoOpContainer.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>
00002
00003 <span class="comment">//-----------------------------------------------------------------------------</span>
00004 <span class="comment">// eoOpContainer.h</span>
00005 <span class="comment">// (c) Maarten Keijzer and Marc Schoenauer, 2001</span>
00006 <span class="comment">/*</span>
00007 <span class="comment"> This library is free software; you can redistribute it and/or</span>
00008 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
00009 <span class="comment"> License as published by the Free Software Foundation; either</span>
00010 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
00011 <span class="comment"></span>
00012 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
00013 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
00014 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
00015 <span class="comment"> Lesser General Public License for more details.</span>
00016 <span class="comment"></span>
00017 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
00018 <span class="comment"> License along with this library; if not, write to the Free Software</span>
00019 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
00020 <span class="comment"></span>
00021 <span class="comment"> Contact: mkeijzer@dhi.dk</span>
00022 <span class="comment"> Marc.Schoenauer@polytechnique.fr</span>
00023 <span class="comment"> */</span>
00024 <span class="comment">//-----------------------------------------------------------------------------</span>
00025
00026 <span class="preprocessor">#ifndef _eoOpContainer_H</span>
00027 <span class="preprocessor"></span><span class="preprocessor">#define _eoOpContainer_H</span>
00028 <span class="preprocessor"></span>
00029 <span class="preprocessor">#include &lt;eoGenOp.h&gt;</span>
00030
00041 <span class="keyword">template</span> &lt;<span class="keyword">class</span> EOT&gt;
<a name="l00042"></a><a class="code" href="classeo_op_container.html">00042</a> <span class="keyword">class </span><a class="code" href="classeo_op_container.html">eoOpContainer</a> : <span class="keyword">public</span> <a class="code" href="classeo_gen_op.html">eoGenOp</a>&lt;EOT&gt;
00043 {
00044 <span class="keyword">public</span> :
<a name="l00046"></a><a class="code" href="classeo_op_container.html#a0">00046</a> <a class="code" href="classeo_op_container.html#a0">eoOpContainer</a>() : max_to_produce(0) {}
00047
<a name="l00050"></a><a class="code" href="classeo_op_container.html#a1">00050</a> <span class="keyword">virtual</span> <a class="code" href="classeo_op_container.html#a1">~eoOpContainer</a>(<span class="keywordtype">void</span>) {}
00051
<a name="l00053"></a><a class="code" href="classeo_op_container.html#a2">00053</a> <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <a class="code" href="classeo_op_container.html#a2">max_production</a>(<span class="keywordtype">void</span>)
00054 {
00055 <span class="keywordflow">return</span> max_to_produce;
00056 }
00057
<a name="l00063"></a><a class="code" href="classeo_op_container.html#a3">00063</a> <span class="keywordtype">void</span> <a class="code" href="classeo_op_container.html#a3">add</a>(<a class="code" href="classeo_op.html">eoOp&lt;EOT&gt;</a>&amp; _op, <span class="keywordtype">double</span> _rate)
00064 {
00065 ops.push_back(&amp;wrap_op&lt;EOT&gt;(_op, store));
00066 rates.push_back(_rate);
00067 max_to_produce = std::max(max_to_produce,ops.back()-&gt;max_production());
00068 }
00069
00070 <span class="keyword">virtual</span> std::string className() <span class="keyword">const </span>= 0;
00071
00072 <span class="keyword">protected</span> :
00073
00074 std::vector&lt;double&gt; rates;
00075 std::vector&lt;eoGenOp&lt;EOT&gt;*&gt; ops;
00076
00077 <span class="keyword">private</span> :
00078 <a class="code" href="classeo_functor_store.html">eoFunctorStore</a> store;
00079 <span class="keywordtype">unsigned</span> max_to_produce;
00080 };
00081
00087 <span class="keyword">template</span> &lt;<span class="keyword">class</span> EOT&gt;
<a name="l00088"></a><a class="code" href="classeo_sequential_op.html">00088</a> <span class="keyword">class </span><a class="code" href="classeo_sequential_op.html">eoSequentialOp</a> : <span class="keyword">public</span> <a class="code" href="classeo_op_container.html">eoOpContainer</a>&lt;EOT&gt;
00089 {
00090 <span class="keyword">public</span>:
00091
00092 <span class="keyword">using</span> <a class="code" href="classeo_op_container.html">eoOpContainer&lt;EOT&gt;</a>::ops;
00093 <span class="keyword">using</span> <a class="code" href="classeo_op_container.html">eoOpContainer&lt;EOT&gt;</a>::rates;
00094
00095 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> position_type;
00096
00097
<a name="l00098"></a><a class="code" href="classeo_sequential_op.html#a0">00098</a> <span class="keywordtype">void</span> <a class="code" href="classeo_sequential_op.html#a0">apply</a>(<a class="code" href="classeo_populator.html">eoPopulator&lt;EOT&gt;</a>&amp; _pop) {
00099 position_type pos = _pop.<a class="code" href="classeo_populator.html#a8">tellp</a>();
00100 <span class="keywordflow">for</span> (size_t i = 0; i &lt; rates.size(); ++i) {
00101 _pop.<a class="code" href="classeo_populator.html#a9">seekp</a>(pos);
00102 <span class="keywordflow">do</span> {
00103 <span class="keywordflow">if</span> (eo::rng.flip(rates[i])) {
00104 <span class="comment">// try</span>
00105 <span class="comment">// {</span>
00106 <span class="comment">// apply it to all the guys in the todo std::list</span>
00107 (*ops[i])(_pop);
00108 <span class="comment">// }</span>
00109 <span class="comment">// check for out of individuals and do nothing with that...</span>
00110 <span class="comment">// catch(eoPopulator&lt;EOT&gt;::OutOfIndividuals&amp;)</span>
00111 <span class="comment">// {</span>
00112 <span class="comment">// std::cout &lt;&lt; "Warning: not enough individuals to handle\n";</span>
00113 <span class="comment">// return ;</span>
00114 <span class="comment">// }</span>
00115 }
00116
00117 <span class="keywordflow">if</span> (!_pop.<a class="code" href="classeo_populator.html#a10">exhausted</a>())
00118 ++_pop;
00119 }
00120 <span class="keywordflow">while</span> (!_pop.<a class="code" href="classeo_populator.html#a10">exhausted</a>());
00121 }
00122 }
00123 <span class="keyword">virtual</span> std::string className()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="stringliteral">"SequentialOp"</span>;}
00124
00125 <span class="keyword">private</span>:
00126
00127 std::vector&lt;size_t&gt; to_apply;
00128 std::vector&lt;size_t&gt; production;
00129 };
00130
00131
00132
00134 <span class="keyword">template</span> &lt;<span class="keyword">class</span> EOT&gt;
<a name="l00135"></a><a class="code" href="classeo_proportional_op.html">00135</a> <span class="keyword">class </span><a class="code" href="classeo_proportional_op.html">eoProportionalOp</a> : <span class="keyword">public</span> <a class="code" href="classeo_op_container.html">eoOpContainer</a>&lt;EOT&gt;
00136 {
00137 <span class="keyword">public</span>:
00138
00139 <span class="keyword">using</span> <a class="code" href="classeo_op_container.html">eoOpContainer&lt; EOT &gt;</a>::ops;
00140 <span class="keyword">using</span> <a class="code" href="classeo_op_container.html">eoOpContainer&lt; EOT &gt;</a>::rates;
00141
<a name="l00142"></a><a class="code" href="classeo_proportional_op.html#a0">00142</a> <span class="keywordtype">void</span> <a class="code" href="classeo_proportional_op.html#a0">apply</a>(<a class="code" href="classeo_populator.html">eoPopulator&lt;EOT&gt;</a>&amp; _pop)
00143 {
00144 <span class="keywordtype">unsigned</span> i = eo::rng.roulette_wheel(rates);
00145
00146 <span class="keywordflow">try</span>
00147 {
00148 (*ops[i])(_pop);
00149 ++_pop;
00150 }
00151 <span class="keywordflow">catch</span>( <span class="keyword">typename</span> <a class="code" href="classeo_populator.html">eoPopulator&lt;EOT&gt;</a>::OutOfIndividuals&amp;)
00152 {}
00153 }
00154 <span class="keyword">virtual</span> std::string className()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="stringliteral">"ProportionalOp"</span>;}
00155 };
00156
00157
00158 <span class="preprocessor">#endif</span>
00159 <span class="preprocessor"></span>
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