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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>GEOS: LineSegment.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">GEOS  <span id="projectnumber">3.5.0</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.5 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_78009f08da3e03d86b70776dcc463e92.html">include</a></li><li class="navelem"><a class="el" href="dir_40c9e98f0599f998dfc16f8b0ec4bf37.html">geos</a></li><li class="navelem"><a class="el" href="dir_96804201bc1ea21f729d92f9316bf857.html">geom</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">LineSegment.h</div> </div> </div><!--header--> <div class="contents"> <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**********************************************************************</span></div> <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div> <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * GEOS - Geometry Engine Open Source</span></div> <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * http://geos.osgeo.org</span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div> <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 2009 2011 Sandro Santilli <strk@keybit.net></span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (C) 2005-2006 Refractions Research Inc.</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * This is free software; you can redistribute and/or modify it under</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * by the Free Software Foundation. </span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * See the COPYING file for more information.</span></div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> *</span></div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> **********************************************************************</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * Last port: geom/LineSegment.java r18 (JTS-1.11)</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> *</span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> **********************************************************************/</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#ifndef GEOS_GEOM_LINESEGMENT_H</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_GEOM_LINESEGMENT_H</span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <geos/export.h></span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <geos/geom/Coordinate.h></span> <span class="comment">// for composition</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <geos/inline.h></span></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <iostream></span> <span class="comment">// for ostream</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <memory></span> <span class="comment">// for auto_ptr</span></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// Forward declarations</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">namespace </span>geom {</div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">class </span>CoordinateSequence;</div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">class </span>GeometryFactory;</div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">class </span>LineString;</div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  }</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">namespace </span>geom { <span class="comment">// geos::geom</span></div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classgeos_1_1geom_1_1LineSegment.html"> 57</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a> {</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">friend</span> std::ostream& <a class="code" href="namespacegeos_1_1geom.html#ab8723f7afa29f8c4dcb9b77fa42132e4">operator<< </a>(std::ostream& o, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& l);</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> p0; </div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div> <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classgeos_1_1geom_1_1LineSegment.html#a9382e49d86a10de5d5be69560824d900"> 64</a></span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html#a9382e49d86a10de5d5be69560824d900">p1</a>; </div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>();</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a> &ls);</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& c0, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& c1);</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>(<span class="keywordtype">double</span> x0, <span class="keywordtype">double</span> y0, <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> y1);</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">virtual</span> ~<a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>();</div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">void</span> setCoordinates(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& c0, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& c1);</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// obsoleted, use operator[] instead</span></div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">//const Coordinate& getCoordinate(std::size_t i) const;</span></div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& operator[](std::size_t i) <span class="keyword">const</span>;</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& operator[](std::size_t i);</div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">void</span> setCoordinates(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& ls);</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordtype">double</span> getLength() <span class="keyword">const</span>;</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">//</span></div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"></span> <span class="keywordtype">bool</span> isHorizontal() <span class="keyword">const</span>;</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">//</span></div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"></span> <span class="keywordtype">bool</span> isVertical() <span class="keyword">const</span>;</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div> <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">int</span> orientationIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& seg) <span class="keyword">const</span>;</div> <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div> <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// TODO: deprecate this</span></div> <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">int</span> orientationIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>* seg) <span class="keyword">const</span>;</div> <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div> <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">int</span> orientationIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p) <span class="keyword">const</span>;</div> <div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div> <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">void</span> reverse();</div> <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div> <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">//</span></div> <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"></span> <span class="keywordtype">void</span> normalize();</div> <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div> <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordtype">double</span> angle() <span class="keyword">const</span>;</div> <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div> <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">//</span></div> <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"></span> <span class="keywordtype">void</span> midPoint(<a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div> <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">double</span> distance(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& ls) <span class="keyword">const</span>;</div> <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div> <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">double</span> distance(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p) <span class="keyword">const</span>;</div> <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div> <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">double</span> distancePerpendicular(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p) <span class="keyword">const</span>;</div> <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div> <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">void</span> pointAlong(<span class="keywordtype">double</span> segmentLengthFraction, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div> <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">void</span> pointAlongOffset(<span class="keywordtype">double</span> segmentLengthFraction,</div> <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">double</span> offsetDistance,</div> <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div> <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">double</span> projectionFactor(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p) <span class="keyword">const</span>;</div> <div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div> <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">double</span> segmentFraction(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& inputPt) <span class="keyword">const</span>;</div> <div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div> <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">void</span> project(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div> <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordtype">bool</span> project(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& seg, <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div> <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">//</span></div> <div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"></span> <span class="keywordtype">void</span> closestPoint(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& p, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& ret) <span class="keyword">const</span>;</div> <div class="line"><a name="l00291"></a><span class="lineno"> 291</span> </div> <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordtype">int</span> compareTo(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& other) <span class="keyword">const</span>;</div> <div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div> <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordtype">bool</span> equalsTopo(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& other) <span class="keyword">const</span>;</div> <div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div> <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">CoordinateSequence</a>* closestPoints(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& line);</div> <div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div> <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">CoordinateSequence</a>* closestPoints(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>* line);</div> <div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div> <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordtype">bool</span> intersection(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& line, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& coord) <span class="keyword">const</span>;</div> <div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div> <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">bool</span> lineIntersection(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& line, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>& coord) <span class="keyword">const</span>;</div> <div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div> <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  std::auto_ptr<LineString> toGeometry(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">GeometryFactory</a>& gf) <span class="keyword">const</span>;</div> <div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div> <div class="line"><a name="l00369"></a><span class="lineno"> 369</span> };</div> <div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div> <div class="line"><a name="l00371"></a><span class="lineno"> 371</span> std::ostream& <a class="code" href="namespacegeos_1_1geom.html#ab8723f7afa29f8c4dcb9b77fa42132e4">operator<< </a>(std::ostream& o, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& l);</div> <div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div> <div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="keywordtype">bool</span> <a class="code" href="namespacegeos_1_1geom.html#a47d9ceb105719b7108cf095799b4888d">operator==</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& a, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">LineSegment</a>& b);</div> <div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div> <div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div> <div class="line"><a name="l00377"></a><span class="lineno"> 377</span> } <span class="comment">// namespace geos::geom</span></div> <div class="line"><a name="l00378"></a><span class="lineno"> 378</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div> <div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="preprocessor">#ifdef GEOS_INLINE</span></div> <div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="preprocessor"></span><span class="preprocessor"># include "geos/geom/LineSegment.inl"</span></div> <div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="preprocessor">#endif</span></div> <div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="preprocessor">#endif // ndef GEOS_GEOM_LINESEGMENT_H</span></div> <div class="ttc" id="classgeos_1_1geom_1_1LineSegment_html"><div class="ttname"><a href="classgeos_1_1geom_1_1LineSegment.html">geos::geom::LineSegment</a></div><div class="ttdef"><b>Definition:</b> LineSegment.h:57</div></div> <div class="ttc" id="classgeos_1_1geom_1_1LineSegment_html_a9382e49d86a10de5d5be69560824d900"><div class="ttname"><a href="classgeos_1_1geom_1_1LineSegment.html#a9382e49d86a10de5d5be69560824d900">geos::geom::LineSegment::p1</a></div><div class="ttdeci">Coordinate p1</div><div class="ttdoc">Segment start. </div><div class="ttdef"><b>Definition:</b> LineSegment.h:64</div></div> <div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html">geos::geom::Coordinate</a></div><div class="ttdoc">Coordinate is the lightweight class used to store coordinates. </div><div class="ttdef"><b>Definition:</b> Coordinate.h:60</div></div> <div class="ttc" id="namespacegeos_1_1geom_html_ab8723f7afa29f8c4dcb9b77fa42132e4"><div class="ttname"><a href="namespacegeos_1_1geom.html#ab8723f7afa29f8c4dcb9b77fa42132e4">geos::geom::operator<<</a></div><div class="ttdeci">GEOS_DLL std::ostream & operator<<(std::ostream &os, const Coordinate &c)</div><div class="ttdoc">Output function. </div></div> <div class="ttc" id="classgeos_1_1geom_1_1GeometryFactory_html"><div class="ttname"><a href="classgeos_1_1geom_1_1GeometryFactory.html">geos::geom::GeometryFactory</a></div><div class="ttdoc">Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...</div><div class="ttdef"><b>Definition:</b> GeometryFactory.h:67</div></div> <div class="ttc" id="namespacegeos_1_1geom_html_a47d9ceb105719b7108cf095799b4888d"><div class="ttname"><a href="namespacegeos_1_1geom.html#a47d9ceb105719b7108cf095799b4888d">geos::geom::operator==</a></div><div class="ttdeci">GEOS_DLL bool operator==(const Coordinate &a, const Coordinate &b)</div><div class="ttdoc">Equality operator for Coordinate. 2D only. </div></div> <div class="ttc" id="classgeos_1_1geom_1_1CoordinateSequence_html"><div class="ttname"><a href="classgeos_1_1geom_1_1CoordinateSequence.html">geos::geom::CoordinateSequence</a></div><div class="ttdoc">The internal representation of a list of coordinates inside a Geometry. </div><div class="ttdef"><b>Definition:</b> CoordinateSequence.h:59</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> </html>