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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@40 331e1502-861f-0410-8da2-ba01fb791d7f
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<h1>eoParseTree.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">// eoParseTree.h : eoParseTree class (for Tree-based Genetic Programming)</span>
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00005 <span class="comment">// (c) Maarten Keijzer 2000</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"> mak@dhi.dk</span>
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00023 <span class="comment"></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 eoParseTree_h</span>
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00028 <span class="preprocessor"></span><span class="preprocessor">#define eoParseTree_h</span>
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00029 <span class="preprocessor"></span>
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00030 <span class="preprocessor">#include <iterator></span>
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00031 <span class="preprocessor">#include <list></span>
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00032
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00033 <span class="preprocessor">#include <EO.h></span>
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00034 <span class="preprocessor">#include <eoInit.h></span>
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00035 <span class="preprocessor">#include <eoOp.h></span>
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00036 <span class="preprocessor">#include <gp/parse_tree.h></span>
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00037
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00038 <span class="keyword">using</span> <span class="keyword">namespace </span>gp_parse_tree;
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00039
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00053 <span class="keyword">template</span> <<span class="keyword">class</span> FType, <span class="keyword">class</span> Node>
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<a name="l00054"></a><a class="code" href="classeo_parse_tree.html">00054</a> <span class="keyword">class </span><a class="code" href="classeo_parse_tree.html">eoParseTree</a> : <span class="keyword">public</span> EO<FType>, <span class="keyword">public</span> parse_tree<Node>
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00055 {
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00056 <span class="keyword">public</span>:
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00057
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00058 <span class="keyword">using</span> parse_tree<Node>::back;
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00059 <span class="keyword">using</span> parse_tree<Node>::ebegin;
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00060 <span class="keyword">using</span> parse_tree<Node>::eend;
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00061 <span class="keyword">using</span> parse_tree<Node>::size;
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00062
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00063
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00064 <span class="keyword">typedef</span> <span class="keyword">typename</span> parse_tree<Node>::subtree Subtree;
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00065
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00066 <span class="comment">/* For Compatibility with the intel C++ compiler for Linux 5.x */</span>
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00067 <span class="keyword">typedef</span> Node reference;
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00068 <span class="keyword">typedef</span> <span class="keyword">const</span> reference const_reference;
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00069
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<a name="l00073"></a><a class="code" href="classeo_parse_tree.html#a0">00073</a> <a class="code" href="classeo_parse_tree.html#a0">eoParseTree</a>(<span class="keywordtype">void</span>) {}
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00074
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<a name="l00079"></a><a class="code" href="classeo_parse_tree.html#a1">00079</a> <a class="code" href="classeo_parse_tree.html#a0">eoParseTree</a>(<span class="keyword">const</span> parse_tree<Node>& tree) : parse_tree<Node>(tree) {}
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00080
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00081 <span class="comment">// eoParseTree(const eoParseTree<FType, Node>& tree) : parse_tree<Node>(tree) {}</span>
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<a name="l00086"></a><a class="code" href="classeo_parse_tree.html#a2">00086</a> <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classeo_parse_tree.html#a2">pruneTree</a>(<span class="keywordtype">unsigned</span> _size)
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00087 {
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00088 <span class="keywordflow">if</span> (_size < 1)
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00089 <span class="keywordflow">return</span>;
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00090
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00091 <span class="keywordflow">while</span> (size() > _size)
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00092 {
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00093 back() = operator[](size()-2);
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00094 }
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00095 }
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00096
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<a name="l00102"></a><a class="code" href="classeo_parse_tree.html#a3">00102</a> <a class="code" href="classeo_parse_tree.html#a0">eoParseTree</a>(std::istream& is) : EO<FType>(), parse_tree<Node>()
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00103 {
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00104 <a class="code" href="classeo_parse_tree.html#a6">readFrom</a>(is);
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00105 }
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00106
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<a name="l00108"></a><a class="code" href="classeo_parse_tree.html#a4">00108</a> std::string <a class="code" href="classeo_parse_tree.html#a4">className</a>(<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="stringliteral">"eoParseTree"</span>; }
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00109
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<a name="l00114"></a><a class="code" href="classeo_parse_tree.html#a5">00114</a> <span class="keywordtype">void</span> <a class="code" href="classeo_parse_tree.html#a5">printOn</a>(std::ostream& os)<span class="keyword"> const</span>
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00115 <span class="keyword"> </span>{
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00116 <a class="code" href="class_e_o.html#z10_2">EO<FType>::printOn</a>(os);
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00117 os << <span class="charliteral">' '</span>;
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00118
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00119 os << size() << <span class="charliteral">' '</span>;
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00120
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00121 std::copy(ebegin(), eend(), std::ostream_iterator<Node>(os, <span class="stringliteral">" "</span>));
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00122 }
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00123
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<a name="l00128"></a><a class="code" href="classeo_parse_tree.html#a6">00128</a> <span class="keywordtype">void</span> <a class="code" href="classeo_parse_tree.html#a6">readFrom</a>(std::istream& is)
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00129 {
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00130
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00131
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00132 <a class="code" href="class_e_o.html#z10_1">EO<FType>::readFrom</a>(is);
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00133
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00134 <span class="keywordtype">unsigned</span> sz;
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00135 is >> sz;
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00136
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00137
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00138 std::vector<Node> v(sz);
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00139
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00140 <span class="keywordtype">unsigned</span> i;
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00141
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00142 <span class="keywordflow">for</span> (i = 0; i < sz; ++i)
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00143 {
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00144 Node node;
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00145 is >> node;
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00146 v[i] = node;
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00147 }
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00148 parse_tree<Node> tmp(v.begin(), v.end());
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00149 swap(tmp);
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00150
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00151 <span class="comment">/*</span>
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00152 <span class="comment"> * old code which caused problems for paradisEO</span>
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00153 <span class="comment"> *</span>
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00154 <span class="comment"> * this can be removed once it has proved itself</span>
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00155 <span class="comment"> EO<FType>::readFrom(is);</span>
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00156 <span class="comment"></span>
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00157 <span class="comment"> // even older code</span>
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00158 <span class="comment"> FType fit;</span>
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00159 <span class="comment"> is >> fit;</span>
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00160 <span class="comment"></span>
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00161 <span class="comment"> fitness(fit);</span>
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00162 <span class="comment"></span>
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00163 <span class="comment"></span>
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00164 <span class="comment"> std::copy(std::istream_iterator<Node>(is), std::istream_iterator<Node>(), back_inserter(*this));</span>
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00165 <span class="comment"> */</span>
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00166 }
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00167 };
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00168
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00169 <span class="comment">// friend function to print eoParseTree</span>
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00170 <span class="keyword">template</span> <<span class="keyword">class</span> FType, <span class="keyword">class</span> Node>
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00171 std::ostream& operator<<(std::ostream& os, const eoParseTree<FType, Node>& eot)
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00172 {
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00173 eot.printOn(os);
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00174 <span class="keywordflow">return</span> os;
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00175 }
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00176
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00177 <span class="comment">// friend function to read eoParseTree</span>
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00178 <span class="keyword">template</span> <<span class="keyword">class</span> FType, <span class="keyword">class</span> Node>
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00179 std::istream& operator>>(std::istream& is, <a class="code" href="classeo_parse_tree.html">eoParseTree<FType, Node></a>& eot)
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00180 {
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00181 eot.<a class="code" href="classeo_parse_tree.html#a6">readFrom</a>(is);
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00182 <span class="keywordflow">return</span> is;
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00183 }
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00184
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00185 <span class="comment">// for backward compatibility</span>
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00186 <span class="preprocessor">#include <gp/eoParseTreeOp.h></span>
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00187 <span class="preprocessor">#include <gp/eoParseTreeDepthInit.h></span>
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00188
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00189 <span class="preprocessor">#endif</span>
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:36 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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