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<title>EO: make_general_replacement.h Source File</title>
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<h1>make_general_replacement.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">// make_general_replacement.h</span>
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00005 <span class="comment">// (c) Marc Schoenauer and Pierre Collet, 2002</span>
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00006 <span class="comment">/* </span>
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00007 <span class="comment"> This library is free software; you can redistribute it and/or</span>
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00008 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
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00009 <span class="comment"> License as published by the Free Software Foundation; either</span>
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00010 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
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00011 <span class="comment"></span>
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00012 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
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00013 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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00014 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
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00015 <span class="comment"> Lesser General Public License for more details.</span>
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00016 <span class="comment"></span>
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00017 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
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00018 <span class="comment"> License along with this library; if not, write to the Free Software</span>
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00019 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
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00020 <span class="comment"></span>
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00021 <span class="comment"> Contact: todos@geneura.ugr.es, http://geneura.ugr.es</span>
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00022 <span class="comment"> Marc.Schoenauer@polytechnique.fr</span>
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00023 <span class="comment"> mkeijzer@dhi.dk</span>
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00024 <span class="comment"> */</span>
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00025 <span class="comment">//-----------------------------------------------------------------------------</span>
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00026
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00027 <span class="preprocessor">#ifndef _make_general_replacement_h</span>
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00028 <span class="preprocessor"></span><span class="preprocessor">#define _make_general_replacement_h</span>
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00029 <span class="preprocessor"></span>
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00030 <span class="preprocessor">#include <utils/eoData.h></span> <span class="comment">// for eo_is_a_rate</span>
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00031
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00032 <span class="comment">// Replacement</span>
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00033 <span class="preprocessor">#include <eoReduceMergeReduce.h></span>
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00034
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00035 <span class="comment">// also need the parser and param includes</span>
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00036 <span class="preprocessor">#include <utils/eoParser.h></span>
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00037 <span class="preprocessor">#include <utils/eoState.h></span>
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00038
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00039
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00043 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
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00044 <a class="code" href="classeo_reduce.html">eoReduce<EOT></a> & decode_reduce(<a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & _ppReduce, <a class="code" href="classeo_state.html">eoState</a> & _state)
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00045 {
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00046 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> detSize;
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00047 <a class="code" href="classeo_reduce.html">eoReduce<EOT></a> * ptReduce;
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00048
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00049 <span class="comment">// ---------- Deterministic</span>
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00050 <span class="keywordflow">if</span> ( (_ppReduce.first == std::string(<span class="stringliteral">"Deterministic"</span>)) ||
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00051 (_ppReduce.first == std::string(<span class="stringliteral">"Sequential"</span>))
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00052 )
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00053 {
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00054 ptReduce = <span class="keyword">new</span> <a class="code" href="classeo_truncate.html">eoTruncate<EOT></a>;
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00055 }
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00056 <span class="comment">// ---------- EP</span>
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00057 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (_ppReduce.first == std::string(<span class="stringliteral">"EP"</span>))
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00058 {
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00059 <span class="keywordflow">if</span> (!_ppReduce.second.size()) <span class="comment">// no parameter added</span>
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00060 {
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00061 std::cerr << <span class="stringliteral">"WARNING, no parameter passed to EP, using 6"</span> << std::endl;
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00062 detSize = 6;
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00063 <span class="comment">// put back 6 in parameter for consistency (and status file)</span>
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00064 _ppReduce.second.push_back(std::string(<span class="stringliteral">"6"</span>));
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00065 }
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00066 <span class="keywordflow">else</span> <span class="comment">// parameter passed by user as EP(T)</span>
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00067 detSize = atoi(_ppReduce.second[0].c_str());
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00068 ptReduce = <span class="keyword">new</span> <a class="code" href="classeo_e_p_reduce.html">eoEPReduce<EOT></a>(detSize);
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00069 }
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00070 <span class="comment">// ---------- DetTour</span>
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00071 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (_ppReduce.first == std::string(<span class="stringliteral">"DetTour"</span>))
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00072 {
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00073 <span class="keywordflow">if</span> (!_ppReduce.second.size()) <span class="comment">// no parameter added</span>
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00074 {
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00075 std::cerr << <span class="stringliteral">"WARNING, no parameter passed to DetTour, using 2"</span> << std::endl;
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00076 detSize = 2;
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00077 <span class="comment">// put back 2 in parameter for consistency (and status file)</span>
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00078 _ppReduce.second.push_back(std::string(<span class="stringliteral">"2"</span>));
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00079 }
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00080 <span class="keywordflow">else</span> <span class="comment">// parameter passed by user as DetTour(T)</span>
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00081 detSize = atoi(_ppReduce.second[0].c_str());
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00082 ptReduce = <span class="keyword">new</span> <a class="code" href="classeo_det_tournament_truncate.html">eoDetTournamentTruncate<EOT></a>(detSize);
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00083 }
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00084 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (_ppReduce.first == std::string(<span class="stringliteral">"StochTour"</span>))
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00085 {
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00086 <span class="keywordtype">double</span> p;
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00087 <span class="keywordflow">if</span> (!_ppReduce.second.size()) <span class="comment">// no parameter added</span>
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00088 {
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00089 std::cerr << <span class="stringliteral">"WARNING, no parameter passed to StochTour, using 1"</span> << std::endl;
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00090 p = 1;
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00091 <span class="comment">// put back p in parameter for consistency (and status file)</span>
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00092 _ppReduce.second.push_back(std::string(<span class="stringliteral">"1"</span>));
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00093 }
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00094 <span class="keywordflow">else</span> <span class="comment">// parameter passed by user as DetTour(T)</span>
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00095 {
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00096 p = atof(_ppReduce.second[0].c_str());
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00097 <span class="keywordflow">if</span> ( (p<=0.5) || (p>1) )
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00098 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Stochastic tournament size should be in [0.5,1]"</span>);
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00099 }
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00100
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00101 ptReduce = <span class="keyword">new</span> <a class="code" href="classeo_stoch_tournament_truncate.html">eoStochTournamentTruncate<EOT></a>(p);
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00102 }
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00103 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( (_ppReduce.first == std::string(<span class="stringliteral">"Uniform"</span>)) ||
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00104 (_ppReduce.first == std::string(<span class="stringliteral">"Random"</span>))
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00105 )
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00106 {
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00107 ptReduce = <span class="keyword">new</span> <a class="code" href="classeo_random_reduce.html">eoRandomReduce<EOT></a>;
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00108 }
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00109 <span class="keywordflow">else</span> <span class="comment">// no known reduction entered</span>
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00110 {
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00111 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Unknown reducer: "</span> + _ppReduce.first);
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00112 }
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00113 <span class="comment">// all done, stores and return a reference</span>
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00114 _state.<a class="code" href="classeo_functor_store.html#a2">storeFunctor</a>(ptReduce);
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00115 <span class="keywordflow">return</span> (*ptReduce);
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00116 }
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00117
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00134 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
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00135 <a class="code" href="classeo_replacement.html">eoReplacement<EOT></a> & make_general_replacement(
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00136 <a class="code" href="classeo_parser.html">eoParser</a>& _parser, <a class="code" href="classeo_state.html">eoState</a>& _state,
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00137 <a class="code" href="classeo_how_many.html">eoHowMany</a> _elite = <a class="code" href="classeo_how_many.html">eoHowMany</a>(0),
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00138 <span class="keywordtype">bool</span> _strongElitism = <span class="keyword">false</span>,
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00139 <a class="code" href="classeo_how_many.html">eoHowMany</a> _surviveParents = <a class="code" href="classeo_how_many.html">eoHowMany</a>(0.0),
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00140 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & _reduceParentType = <a class="code" href="classeo_param_param_type.html">eoParamParamType</a>(<span class="stringliteral">"Deterministic"</span>),
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00141 <a class="code" href="classeo_how_many.html">eoHowMany</a> _surviveOffspring = <a class="code" href="classeo_how_many.html">eoHowMany</a>(1.0),
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00142 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & _reduceOffspringType = <a class="code" href="classeo_param_param_type.html">eoParamParamType</a>(<span class="stringliteral">"Deterministic"</span>),
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00143 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & _reduceFinalType = <a class="code" href="classeo_param_param_type.html">eoParamParamType</a>(<span class="stringliteral">"Deterministic"</span>)
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00144 )
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00145 {
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00147 <span class="comment">// the replacement</span>
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00149 <span class="comment"></span>
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00150 <span class="comment">// Elitism</span>
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00151 <a class="code" href="classeo_how_many.html">eoHowMany</a> elite = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_elite, <span class="stringliteral">"elite"</span>, <span class="stringliteral">"Nb of elite parents (percentage or absolute)"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00152
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00153 <span class="keywordtype">bool</span> strongElitism = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_strongElitism,<span class="stringliteral">"eliteType"</span>, <span class="stringliteral">"Strong (true) or weak (false) elitism (set elite to 0 for none)"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00154
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00155 <span class="comment">// reduce the parents</span>
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00156 <a class="code" href="classeo_how_many.html">eoHowMany</a> surviveParents = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_surviveParents, <span class="stringliteral">"surviveParents"</span>, <span class="stringliteral">"Nb of surviving parents (percentage or absolute)"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00157
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00158 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & reduceParentType = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_reduceParentType, <span class="stringliteral">"reduceParents"</span>, <span class="stringliteral">"Parents reducer: Deterministic, EP(T), DetTour(T), StochTour(t), Uniform"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00159
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00160 <a class="code" href="classeo_reduce.html">eoReduce<EOT></a> & reduceParent = decode_reduce<EOT>(reduceParentType, _state);
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00161
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00162 <span class="comment">// reduce the offspring</span>
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00163 <a class="code" href="classeo_how_many.html">eoHowMany</a> surviveOffspring = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_surviveOffspring, <span class="stringliteral">"surviveOffspring"</span>, <span class="stringliteral">"Nb of surviving offspring (percentage or absolute)"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00164
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00165 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & reduceOffspringType = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_reduceOffspringType, <span class="stringliteral">"reduceOffspring"</span>, <span class="stringliteral">"Offspring reducer: Deterministic, EP(T), DetTour(T), StochTour(t), Uniform"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00166
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00167 <a class="code" href="classeo_reduce.html">eoReduce<EOT></a> & reduceOffspring = decode_reduce<EOT>(reduceOffspringType, _state);
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00168
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00169 <a class="code" href="classeo_param_param_type.html">eoParamParamType</a> & reduceFinalType = _parser.<a class="code" href="classeo_parameter_loader.html#a3">createParam</a>(_reduceFinalType, <span class="stringliteral">"reduceFinal"</span>, <span class="stringliteral">"Final reducer: Deterministic, EP(T), DetTour(T), StochTour(t), Uniform"</span>, <span class="charliteral">'\0'</span>, <span class="stringliteral">"Evolution Engine / Replacement"</span>).value();
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00170
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00171 <a class="code" href="classeo_reduce.html">eoReduce<EOT></a> & reduceFinal = decode_reduce<EOT>(reduceFinalType, _state);
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00172
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00173 <span class="comment">// now the replacement itself</span>
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00174 <a class="code" href="classeo_reduce_merge_reduce.html">eoReduceMergeReduce<EOT></a> *ptReplace = <span class="keyword">new</span> <a class="code" href="classeo_reduce_merge_reduce.html">eoReduceMergeReduce<EOT></a>(elite, strongElitism, surviveParents, reduceParent, surviveOffspring, reduceOffspring, reduceFinal);
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00175 _state.<a class="code" href="classeo_functor_store.html#a2">storeFunctor</a>(ptReplace);
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00176
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00177 <span class="comment">// that's it!</span>
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00178 <span class="keywordflow">return</span> *ptReplace;
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00179 }
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00180
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00181 <span class="preprocessor">#endif</span>
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:40 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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