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<a class="el" href="dir_000020.html">app</a>&nbsp;/&nbsp;<a class="el" href="dir_000027.html">mastermind</a></div>
<h1>mastermind.h</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">//-----------------------------------------------------------------------------</span>
00002 <span class="comment">// mastermind.h</span>
00003 <span class="comment">//-----------------------------------------------------------------------------</span>
00004
00005 <span class="preprocessor">#ifndef mastermind_h</span>
00006 <span class="preprocessor"></span><span class="preprocessor">#define mastermind_h</span>
00007 <span class="preprocessor"></span>
00008 <span class="comment">//-----------------------------------------------------------------------------</span>
00009
00010 <span class="preprocessor">#include &lt;stdlib.h&gt;</span> <span class="comment">// exit EXIT_FAILURE</span>
00011 <span class="preprocessor">#include &lt;eoVector.h&gt;</span> <span class="comment">// eoVectorLength</span>
00012 <span class="preprocessor">#include &lt;eoOp.h&gt;</span> <span class="comment">// eoMonOp eoQuadraticOp</span>
00013 <span class="preprocessor">#include &lt;eoInit.h&gt;</span> <span class="comment">// eoInit</span>
00014 <span class="preprocessor">#include "utils/rnd_generators.h"</span> <span class="comment">// uniform_generator</span>
00015
00016 <span class="comment">//-----------------------------------------------------------------------------</span>
00017 <span class="comment">// phenotype</span>
00018 <span class="comment">//-----------------------------------------------------------------------------</span>
00019
00020 <span class="keyword">typedef</span> <span class="keywordtype">float</span> phenotype;
00021
00022 <span class="comment">//-----------------------------------------------------------------------------</span>
00023 <span class="comment">// genotype</span>
00024 <span class="comment">//-----------------------------------------------------------------------------</span>
00025
00026 <span class="keyword">typedef</span> std::vector&lt;int&gt; genotype;
00027
00028 <span class="comment">//-----------------------------------------------------------------------------</span>
00029 <span class="comment">// Chrom</span>
00030 <span class="comment">//-----------------------------------------------------------------------------</span>
00031
00032 <span class="keyword">typedef</span> <a class="code" href="classeo_vector.html">eoVector&lt;phenotype, int&gt;</a> Chrom;
00033
00034 <span class="comment">//-----------------------------------------------------------------------------</span>
00035 <span class="comment">// eoChromEvaluator</span>
00036 <span class="comment">//-----------------------------------------------------------------------------</span>
00037
00038 <span class="comment">// const unsigned points_per_black = 3, points_per_white = 1;</span>
00039 Chrom solution;
00040
00041 phenotype eoChromEvaluator(<span class="keyword">const</span> Chrom&amp; chrom)
00042 {
00043 Chrom tmp = solution;
00044 <span class="keywordtype">unsigned</span> black = 0, white = 0;
00045
00046 <span class="comment">// look for blacks</span>
00047 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i &lt; chrom.size(); ++i)
00048 <span class="keywordflow">if</span> (chrom[i] == tmp[i])
00049 {
00050 ++black;
00051 tmp[i] = -1;
00052 }
00053
00054 <span class="comment">// look for whites</span>
00055 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i &lt; chrom.size(); ++i)
00056 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j &lt; tmp.size(); ++j)
00057 <span class="keywordflow">if</span> (chrom[i] == tmp[j])
00058 {
00059 ++white;
00060 tmp[j] = -1;
00061 <span class="keywordflow">break</span>;
00062 }
00063
00064 <span class="comment">// return black * points_per_black + white * points_per_white;</span>
00065 <span class="keywordflow">return</span> black * chrom.size() + white;
00066 };
00067
00068 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> default_length = 8;
00069 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> default_colors = 8;
00070 <span class="keyword">const</span> std::string default_solution = <span class="stringliteral">"01234567"</span>;
00071
00072
00073 <span class="keywordtype">unsigned</span> num_colors;
00074
00075 <span class="keywordtype">void</span> init_eoChromEvaluator(<span class="keyword">const</span> <span class="keywordtype">unsigned</span>&amp; c, <span class="keyword">const</span> <span class="keywordtype">unsigned</span>&amp; l, std::string s)
00076 {
00077 num_colors = c;
00078
00079 <span class="comment">// check consistency between parameters</span>
00080 <span class="keywordflow">if</span> (s != default_solution)
00081 {
00082 <span class="comment">// check length</span>
00083 <span class="keywordflow">if</span> (l != default_length &amp;&amp; s.size() != l)
00084 {
00085 std::cerr &lt;&lt; <span class="stringliteral">"solution length != length"</span> &lt;&lt; std::endl;
00086 exit(EXIT_FAILURE);
00087 }
00088
00089 <span class="comment">// check number of colors</span>
00090 <span class="keywordflow">if</span> ((c != default_colors) &amp;&amp; (c &lt; unsigned(*max_element(s.begin(), s.end()) - <span class="charliteral">'0'</span>)))
00091 {
00092 std::cerr &lt;&lt; <span class="stringliteral">"too high color number found!"</span> &lt;&lt; std::endl;
00093 exit(EXIT_FAILURE);
00094 }
00095 }
00096 <span class="keywordflow">else</span>
00097 <span class="keywordflow">if</span> (l != default_length || c != default_colors )
00098 <span class="comment">// generate a random solution</span>
00099 <span class="keywordflow">if</span>(num_colors &lt;= 10)
00100 {
00101 <a class="code" href="classuniform__generator.html">uniform_generator&lt;char&gt;</a> color(<span class="charliteral">'0'</span>, static_cast&lt;char&gt;(<span class="charliteral">'0'</span> + c));
00102 s.resize(l);
00103 generate(s.begin(), s.end(), color);
00104 }
00105
00106 <span class="comment">// put the solution parameter on the solution chromosome</span>
00107 <span class="keywordflow">if</span> (num_colors &lt;= 10)
00108 {
00109 solution.resize(s.size());
00110 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i &lt; solution.size(); ++i)
00111 solution[i] = s[i] - <span class="charliteral">'0'</span>;
00112 }
00113 <span class="keywordflow">else</span>
00114 {
00115 solution.resize(l);
00116 <a class="code" href="classuniform__generator.html">uniform_generator&lt;int&gt;</a> color(0, num_colors);
00117 generate(solution.begin(), solution.end(), color);
00118 }
00119
00120 solution.<a class="code" href="class_e_o.html#a2">fitness</a>(eoChromEvaluator(solution));
00121 }
00122
00123 <span class="comment">//-----------------------------------------------------------------------------</span>
00124 <span class="comment">// eoChromInit</span>
00125 <span class="comment">//-----------------------------------------------------------------------------</span>
00126
00127 <span class="keyword">class </span>eoInitChrom: <span class="keyword">public</span> <a class="code" href="classeo_init.html">eoInit</a>&lt;Chrom&gt;
00128 {
00129 <span class="keyword">public</span>:
00130 <span class="keywordtype">void</span> <a class="code" href="classeo_u_f.html#a1">operator()</a>(Chrom&amp; chrom)
00131 {
00132 <a class="code" href="classuniform__generator.html">uniform_generator&lt;int&gt;</a> color(0, num_colors);
00133 chrom.resize(solution.size());
00134 generate(chrom.begin(), chrom.end(), color);
00135 chrom.<a class="code" href="class_e_o.html#a3">invalidate</a>();
00136 }
00137 };
00138
00139 <span class="comment">//-----------------------------------------------------------------------------</span>
00140 <span class="comment">// eoChromMutation</span>
00141 <span class="comment">//-----------------------------------------------------------------------------</span>
00142
00143 <span class="keyword">class </span>eoChromMutation: <span class="keyword">public</span> <a class="code" href="classeo_mon_op.html">eoMonOp</a>&lt;Chrom&gt;
00144 {
00145 <span class="comment">// many operators in one :(</span>
00146 <span class="keywordtype">bool</span> <a class="code" href="classeo_u_f.html#a1">operator()</a>(Chrom&amp; chrom)
00147 {
00148 <a class="code" href="classuniform__generator.html">uniform_generator&lt;unsigned&gt;</a> what(0, 2);
00149 <a class="code" href="classuniform__generator.html">uniform_generator&lt;unsigned&gt;</a> position(0, chrom.size());
00150
00151 <span class="keywordflow">switch</span>(what())
00152 {
00153 <span class="keywordflow">case</span> 0:
00154 {
00155 <span class="comment">// mutation</span>
00156 <a class="code" href="classuniform__generator.html">uniform_generator&lt;int&gt;</a> color(0, num_colors);
00157 chrom[position()] = color();
00158 <span class="keywordflow">break</span>;
00159 }
00160 <span class="keywordflow">case</span> 1:
00161 {
00162 <span class="comment">// transposition</span>
00163 std::swap(chrom[position()], chrom[position()]);
00164 <span class="keywordflow">break</span>;
00165 }
00166 <span class="keywordflow">default</span>:
00167 {
00168 std::cerr &lt;&lt; <span class="stringliteral">"unknown operator!"</span> &lt;&lt; std::endl;
00169 exit(EXIT_FAILURE);
00170 <span class="keywordflow">break</span>;
00171 }
00172 }
00173
00174 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00175 }
00176 };
00177
00178 <span class="comment">//-----------------------------------------------------------------------------</span>
00179 <span class="comment">// eoChromXover</span>
00180 <span class="comment">//-----------------------------------------------------------------------------</span>
00181
00182 <span class="keyword">class </span>eoChromXover: <span class="keyword">public</span> <a class="code" href="classeo_quad_op.html">eoQuadOp</a>&lt;Chrom&gt;
00183 {
00184 <span class="keyword">public</span>:
00185 <span class="keywordtype">bool</span> <a class="code" href="classeo_b_f.html#a1">operator()</a>(Chrom&amp; chrom1, Chrom&amp; chrom2)
00186 {
00187 <a class="code" href="classuniform__generator.html">uniform_generator&lt;unsigned&gt;</a> position(0, chrom1.size());
00188 swap_ranges(chrom1.begin(), chrom1.begin() + position(), chrom2.begin());
00189 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00190 }
00191 };
00192
00193 <span class="comment">//-----------------------------------------------------------------------------</span>
00194
00195 <span class="preprocessor">#endif // mastermind_h</span>
00196 <span class="preprocessor"></span>
00197 <span class="comment">// Local Variables:</span>
00198 <span class="comment">// mode:C++</span>
00199 <span class="comment">// End:</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:41 2006 for EO by&nbsp;
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