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<h1>boost/geometry/algorithms/overlay/segment_identifier.hpp</h1><a href="segment__identifier_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Boost.Geometry (aka GGL, Generic Geometry Library)</span>
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands.</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright Bruno Lalande 2008, 2009</span>
<a name="l00005"></a>00005 <span class="comment">// Use, modification and distribution is subject to the Boost Software License,</span>
<a name="l00006"></a>00006 <span class="comment">// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span>
<a name="l00007"></a>00007 <span class="comment">// http://www.boost.org/LICENSE_1_0.txt)</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#ifndef BOOST_GEOMETRY_ALGORITHMS_OVERLAY_SEGMENT_IDENTIFIER_HPP</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define BOOST_GEOMETRY_ALGORITHMS_OVERLAY_SEGMENT_IDENTIFIER_HPP</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include &lt;vector&gt;</span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="preprocessor">#include &lt;<a class="code" href="access_8hpp.html">boost/geometry/core/access.hpp</a>&gt;</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include &lt;<a class="code" href="coordinate__dimension_8hpp.html">boost/geometry/core/coordinate_dimension.hpp</a>&gt;</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#include &lt;<a class="code" href="distance__result_8hpp.html">boost/geometry/strategies/distance_result.hpp</a>&gt;</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>geometry
<a name="l00021"></a>00021 {
<a name="l00022"></a>00022
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="comment">// Internal struct to uniquely identify a segment</span>
<a name="l00025"></a>00025 <span class="comment">// on a linestring,ring</span>
<a name="l00026"></a>00026 <span class="comment">// or polygon (needs ring_index)</span>
<a name="l00027"></a>00027 <span class="comment">// or multi-geometry (needs multi_index)</span>
<a name="l00028"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html">00028</a> <span class="keyword">struct </span><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html">segment_identifier</a>
<a name="l00029"></a>00029 {
<a name="l00030"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#f82cf357779f99dab135193474068ba7">00030</a> <span class="keyword">inline</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#f82cf357779f99dab135193474068ba7">segment_identifier</a>()
<a name="l00031"></a>00031 : <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>(-1)
<a name="l00032"></a>00032 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>(-1)
<a name="l00033"></a>00033 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>(-1)
<a name="l00034"></a>00034 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a>(-1)
<a name="l00035"></a>00035 {}
<a name="l00036"></a>00036
<a name="l00037"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#fb206c45a9a17e09e4995fd944d40cd1">00037</a> <span class="keyword">inline</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#f82cf357779f99dab135193474068ba7">segment_identifier</a>(<span class="keywordtype">int</span> src, <span class="keywordtype">int</span> mul, <span class="keywordtype">int</span> rin, <span class="keywordtype">int</span> seg)
<a name="l00038"></a>00038 : <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>(src)
<a name="l00039"></a>00039 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>(mul)
<a name="l00040"></a>00040 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>(rin)
<a name="l00041"></a>00041 , <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a>(seg)
<a name="l00042"></a>00042 {}
<a name="l00043"></a>00043
<a name="l00044"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#b08c515cdb015afdef670c61487d4a6e">00044</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#b08c515cdb015afdef670c61487d4a6e">operator&lt;</a>(<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html">segment_identifier</a> <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>
<a name="l00045"></a>00045 <span class="keyword"> </span>{
<a name="l00046"></a>00046 <span class="keywordflow">return</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a> != other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a> ? <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a> &lt; other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>
<a name="l00047"></a>00047 : <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a> !=other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a> ? <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a> &lt; other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>
<a name="l00048"></a>00048 : <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a> != other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a> ? <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a> &lt; other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>
<a name="l00049"></a>00049 : <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a> &lt; other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a>
<a name="l00050"></a>00050 ;
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#ebb1d8c36ff88949f3e23a93d0708bd8">00053</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#ebb1d8c36ff88949f3e23a93d0708bd8">operator==</a>(<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html">segment_identifier</a> <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>
<a name="l00054"></a>00054 <span class="keyword"> </span>{
<a name="l00055"></a>00055 <span class="keywordflow">return</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a> == other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>
<a name="l00056"></a>00056 &amp;&amp; <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a> == other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a>
<a name="l00057"></a>00057 &amp;&amp; <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a> == other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>
<a name="l00058"></a>00058 &amp;&amp; <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a> == other.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>
<a name="l00059"></a>00059 ;
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="preprocessor">#ifdef BOOST_GEOMETRY_DEBUG_INTERSECTION</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span> <span class="keyword">friend</span> std::ostream&amp; operator&lt;&lt;(std::ostream &amp;os, <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html">segment_identifier</a> <span class="keyword">const</span>&amp; seg_id)
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 std::cout
<a name="l00066"></a>00066 &lt;&lt; <span class="stringliteral">"s:"</span> &lt;&lt; seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>
<a name="l00067"></a>00067 &lt;&lt; <span class="stringliteral">", v:"</span> &lt;&lt; seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a> <span class="comment">// vertex</span>
<a name="l00068"></a>00068 ;
<a name="l00069"></a>00069 <span class="keywordflow">if</span> (seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a> &gt;= 0) std::cout &lt;&lt; <span class="stringliteral">", r:"</span> &lt;&lt; seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>;
<a name="l00070"></a>00070 <span class="keywordflow">if</span> (seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a> &gt;= 0) std::cout &lt;&lt; <span class="stringliteral">", m:"</span> &lt;&lt; seg_id.<a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>;
<a name="l00071"></a>00071 <span class="keywordflow">return</span> os;
<a name="l00072"></a>00072 }
<a name="l00073"></a>00073 <span class="preprocessor">#endif</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span>
<a name="l00075"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">00075</a> <span class="keywordtype">int</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6e42dc1913ed7399a30ece725143ebff">source_index</a>;
<a name="l00076"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">00076</a> <span class="keywordtype">int</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#6dbdf30e604798a38f37649a5346ee53">multi_index</a>;
<a name="l00077"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">00077</a> <span class="keywordtype">int</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#86295fd3930caa520732ed3e39843d82">ring_index</a>;
<a name="l00078"></a><a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">00078</a> <span class="keywordtype">int</span> <a class="code" href="structboost_1_1geometry_1_1segment__identifier.html#aa80213d1804a597af980d8ba808e2c5">segment_index</a>;
<a name="l00079"></a>00079 };
<a name="l00080"></a>00080
<a name="l00081"></a>00081
<a name="l00082"></a>00082
<a name="l00083"></a>00083 }} <span class="comment">// namespace boost::geometry</span>
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="preprocessor">#endif // BOOST_GEOMETRY_ALGORITHMS_OVERLAY_SEGMENT_IDENTIFIER_HPP</span>
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Copyright © 2008-2009 Bruno Lalande, Paris<br>
Copyright © 2009 Mateusz Loskot, Cadcorp, London<br>
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