Paradiseo-eo sources added
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trunk/paradiseo-eo/doc/html/mastermind_8h-source.html
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<title>EO: mastermind.h Source File</title>
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<a class="el" href="dir_000020.html">app</a> / <a class="el" href="dir_000027.html">mastermind</a></div>
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<h1>mastermind.h</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">//-----------------------------------------------------------------------------</span>
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00002 <span class="comment">// mastermind.h</span>
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00003 <span class="comment">//-----------------------------------------------------------------------------</span>
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00004
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00005 <span class="preprocessor">#ifndef mastermind_h</span>
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00006 <span class="preprocessor"></span><span class="preprocessor">#define mastermind_h</span>
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00007 <span class="preprocessor"></span>
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00008 <span class="comment">//-----------------------------------------------------------------------------</span>
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00009
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00010 <span class="preprocessor">#include <stdlib.h></span> <span class="comment">// exit EXIT_FAILURE</span>
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00011 <span class="preprocessor">#include <eoVector.h></span> <span class="comment">// eoVectorLength</span>
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00012 <span class="preprocessor">#include <eoOp.h></span> <span class="comment">// eoMonOp eoQuadraticOp</span>
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00013 <span class="preprocessor">#include <eoInit.h></span> <span class="comment">// eoInit</span>
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00014 <span class="preprocessor">#include "utils/rnd_generators.h"</span> <span class="comment">// uniform_generator</span>
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00015
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00016 <span class="comment">//-----------------------------------------------------------------------------</span>
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00017 <span class="comment">// phenotype</span>
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00018 <span class="comment">//-----------------------------------------------------------------------------</span>
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00019
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00020 <span class="keyword">typedef</span> <span class="keywordtype">float</span> phenotype;
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00021
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00022 <span class="comment">//-----------------------------------------------------------------------------</span>
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00023 <span class="comment">// genotype</span>
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00024 <span class="comment">//-----------------------------------------------------------------------------</span>
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00025
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00026 <span class="keyword">typedef</span> std::vector<int> genotype;
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00027
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00028 <span class="comment">//-----------------------------------------------------------------------------</span>
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00029 <span class="comment">// Chrom</span>
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00030 <span class="comment">//-----------------------------------------------------------------------------</span>
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00031
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00032 <span class="keyword">typedef</span> <a class="code" href="classeo_vector.html">eoVector<phenotype, int></a> Chrom;
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00033
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00034 <span class="comment">//-----------------------------------------------------------------------------</span>
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00035 <span class="comment">// eoChromEvaluator</span>
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00036 <span class="comment">//-----------------------------------------------------------------------------</span>
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00037
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00038 <span class="comment">// const unsigned points_per_black = 3, points_per_white = 1;</span>
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00039 Chrom solution;
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00040
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00041 phenotype eoChromEvaluator(<span class="keyword">const</span> Chrom& chrom)
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00042 {
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00043 Chrom tmp = solution;
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00044 <span class="keywordtype">unsigned</span> black = 0, white = 0;
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00045
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00046 <span class="comment">// look for blacks</span>
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00047 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < chrom.size(); ++i)
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00048 <span class="keywordflow">if</span> (chrom[i] == tmp[i])
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00049 {
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00050 ++black;
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00051 tmp[i] = -1;
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00052 }
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00053
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00054 <span class="comment">// look for whites</span>
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00055 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < chrom.size(); ++i)
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00056 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < tmp.size(); ++j)
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00057 <span class="keywordflow">if</span> (chrom[i] == tmp[j])
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00058 {
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00059 ++white;
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00060 tmp[j] = -1;
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00061 <span class="keywordflow">break</span>;
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00062 }
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00063
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00064 <span class="comment">// return black * points_per_black + white * points_per_white;</span>
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00065 <span class="keywordflow">return</span> black * chrom.size() + white;
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00066 };
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00067
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00068 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> default_length = 8;
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00069 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> default_colors = 8;
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00070 <span class="keyword">const</span> std::string default_solution = <span class="stringliteral">"01234567"</span>;
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00071
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00072
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00073 <span class="keywordtype">unsigned</span> num_colors;
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00074
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00075 <span class="keywordtype">void</span> init_eoChromEvaluator(<span class="keyword">const</span> <span class="keywordtype">unsigned</span>& c, <span class="keyword">const</span> <span class="keywordtype">unsigned</span>& l, std::string s)
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00076 {
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00077 num_colors = c;
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00078
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00079 <span class="comment">// check consistency between parameters</span>
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00080 <span class="keywordflow">if</span> (s != default_solution)
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00081 {
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00082 <span class="comment">// check length</span>
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00083 <span class="keywordflow">if</span> (l != default_length && s.size() != l)
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00084 {
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00085 std::cerr << <span class="stringliteral">"solution length != length"</span> << std::endl;
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00086 exit(EXIT_FAILURE);
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00087 }
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00088
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00089 <span class="comment">// check number of colors</span>
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00090 <span class="keywordflow">if</span> ((c != default_colors) && (c < unsigned(*max_element(s.begin(), s.end()) - <span class="charliteral">'0'</span>)))
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00091 {
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00092 std::cerr << <span class="stringliteral">"too high color number found!"</span> << std::endl;
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00093 exit(EXIT_FAILURE);
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00094 }
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00095 }
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00096 <span class="keywordflow">else</span>
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00097 <span class="keywordflow">if</span> (l != default_length || c != default_colors )
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00098 <span class="comment">// generate a random solution</span>
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00099 <span class="keywordflow">if</span>(num_colors <= 10)
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00100 {
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00101 <a class="code" href="classuniform__generator.html">uniform_generator<char></a> color(<span class="charliteral">'0'</span>, static_cast<char>(<span class="charliteral">'0'</span> + c));
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00102 s.resize(l);
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00103 generate(s.begin(), s.end(), color);
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00104 }
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00105
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00106 <span class="comment">// put the solution parameter on the solution chromosome</span>
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00107 <span class="keywordflow">if</span> (num_colors <= 10)
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00108 {
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00109 solution.resize(s.size());
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00110 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < solution.size(); ++i)
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00111 solution[i] = s[i] - <span class="charliteral">'0'</span>;
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00112 }
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00113 <span class="keywordflow">else</span>
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00114 {
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00115 solution.resize(l);
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00116 <a class="code" href="classuniform__generator.html">uniform_generator<int></a> color(0, num_colors);
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00117 generate(solution.begin(), solution.end(), color);
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00118 }
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00119
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00120 solution.<a class="code" href="class_e_o.html#a2">fitness</a>(eoChromEvaluator(solution));
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00121 }
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00122
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00123 <span class="comment">//-----------------------------------------------------------------------------</span>
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00124 <span class="comment">// eoChromInit</span>
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00125 <span class="comment">//-----------------------------------------------------------------------------</span>
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00126
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00127 <span class="keyword">class </span>eoInitChrom: <span class="keyword">public</span> <a class="code" href="classeo_init.html">eoInit</a><Chrom>
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00128 {
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00129 <span class="keyword">public</span>:
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00130 <span class="keywordtype">void</span> <a class="code" href="classeo_u_f.html#a1">operator()</a>(Chrom& chrom)
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00131 {
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00132 <a class="code" href="classuniform__generator.html">uniform_generator<int></a> color(0, num_colors);
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00133 chrom.resize(solution.size());
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00134 generate(chrom.begin(), chrom.end(), color);
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00135 chrom.<a class="code" href="class_e_o.html#a3">invalidate</a>();
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00136 }
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00137 };
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00138
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00139 <span class="comment">//-----------------------------------------------------------------------------</span>
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00140 <span class="comment">// eoChromMutation</span>
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00141 <span class="comment">//-----------------------------------------------------------------------------</span>
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00142
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00143 <span class="keyword">class </span>eoChromMutation: <span class="keyword">public</span> <a class="code" href="classeo_mon_op.html">eoMonOp</a><Chrom>
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00144 {
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00145 <span class="comment">// many operators in one :(</span>
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00146 <span class="keywordtype">bool</span> <a class="code" href="classeo_u_f.html#a1">operator()</a>(Chrom& chrom)
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00147 {
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00148 <a class="code" href="classuniform__generator.html">uniform_generator<unsigned></a> what(0, 2);
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00149 <a class="code" href="classuniform__generator.html">uniform_generator<unsigned></a> position(0, chrom.size());
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00150
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00151 <span class="keywordflow">switch</span>(what())
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00152 {
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00153 <span class="keywordflow">case</span> 0:
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00154 {
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00155 <span class="comment">// mutation</span>
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00156 <a class="code" href="classuniform__generator.html">uniform_generator<int></a> color(0, num_colors);
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00157 chrom[position()] = color();
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00158 <span class="keywordflow">break</span>;
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00159 }
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00160 <span class="keywordflow">case</span> 1:
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00161 {
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00162 <span class="comment">// transposition</span>
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00163 std::swap(chrom[position()], chrom[position()]);
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00164 <span class="keywordflow">break</span>;
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00165 }
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00166 <span class="keywordflow">default</span>:
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00167 {
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00168 std::cerr << <span class="stringliteral">"unknown operator!"</span> << std::endl;
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00169 exit(EXIT_FAILURE);
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00170 <span class="keywordflow">break</span>;
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00171 }
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00172 }
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00173
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00174 <span class="keywordflow">return</span> <span class="keyword">true</span>;
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00175 }
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00176 };
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00177
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00178 <span class="comment">//-----------------------------------------------------------------------------</span>
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00179 <span class="comment">// eoChromXover</span>
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00180 <span class="comment">//-----------------------------------------------------------------------------</span>
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00181
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00182 <span class="keyword">class </span>eoChromXover: <span class="keyword">public</span> <a class="code" href="classeo_quad_op.html">eoQuadOp</a><Chrom>
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00183 {
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00184 <span class="keyword">public</span>:
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00185 <span class="keywordtype">bool</span> <a class="code" href="classeo_b_f.html#a1">operator()</a>(Chrom& chrom1, Chrom& chrom2)
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00186 {
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00187 <a class="code" href="classuniform__generator.html">uniform_generator<unsigned></a> position(0, chrom1.size());
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00188 swap_ranges(chrom1.begin(), chrom1.begin() + position(), chrom2.begin());
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00189 <span class="keywordflow">return</span> <span class="keyword">true</span>;
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00190 }
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00191 };
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00192
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00193 <span class="comment">//-----------------------------------------------------------------------------</span>
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00194
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00195 <span class="preprocessor">#endif // mastermind_h</span>
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00196 <span class="preprocessor"></span>
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00197 <span class="comment">// Local Variables:</span>
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00198 <span class="comment">// mode:C++</span>
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00199 <span class="comment">// End:</span>
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:41 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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