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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: FacetSequence.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">3.8.0</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> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_c7abe0914a0ee2b00cd766c552eb2d19.html">include</a></li><li class="navelem"><a class="el" href="dir_165a26498f94b7fe2ccb32b9bb9b3ac5.html">geos</a></li><li class="navelem"><a class="el" href="dir_83502acdc91ead14a5b9a0c44f723726.html">operation</a></li><li class="navelem"><a class="el" href="dir_e75b727c946ad30def00c297008efd5a.html">distance</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">FacetSequence.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) 2016 Daniel Baston</span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * This is free software; you can redistribute and/or modify it under</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * by the Free Software Foundation.</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * See the COPYING file for more information.</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> **********************************************************************</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"> * Last port: operation/distance/FacetSequence.java (f6187ee2 JTS-1.14)</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"> **********************************************************************/</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifndef GEOS_OPERATION_DISTANCE_FACETSEQUENCE_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OPERATION_DISTANCE_FACETSEQUENCE_H</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <geos/geom/CoordinateSequence.h></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <geos/geom/Envelope.h></span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <geos/geom/Coordinate.h></span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <geos/geom/LineSegment.h></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <geos/operation/distance/GeometryLocation.h></span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span>operation {</div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>distance {</div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">class </span>FacetSequence {</div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">const</span> geom::CoordinateSequence* pts;</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> start;</div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> end;</div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">const</span> geom::Geometry* geom;</div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">/*</span></div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * Unlike JTS, we store the envelope in the FacetSequence so</span></div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * that it has a clear owner. This is helpful when making a</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * tree of FacetSequence objects (FacetSequenceTreeBuilder)</span></div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> */</span></div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  geom::Envelope env;</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">double</span> computeDistanceLineLine(<span class="keyword">const</span> FacetSequence& facetSeq,</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  std::vector<GeometryLocation> *locs) <span class="keyword">const</span>;</div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">double</span> computeDistancePointLine(<span class="keyword">const</span> geom::Coordinate& pt,</div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">const</span> FacetSequence& facetSeq,</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  std::vector<GeometryLocation> *locs) <span class="keyword">const</span>;</div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">void</span> updateNearestLocationsPointLine(<span class="keyword">const</span> geom::Coordinate& pt,</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">const</span> FacetSequence& facetSeq, <span class="keywordtype">size_t</span> i,</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">const</span> geom::Coordinate& q0, <span class="keyword">const</span> geom::Coordinate &q1,</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  std::vector<GeometryLocation> *locs) <span class="keyword">const</span>;</div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> updateNearestLocationsLineLine(<span class="keywordtype">size_t</span> i, <span class="keyword">const</span> geom::Coordinate& p0, <span class="keyword">const</span> geom::Coordinate& p1,</div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">const</span> FacetSequence& facetSeq,</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">size_t</span> j, <span class="keyword">const</span> geom::Coordinate& q0, <span class="keyword">const</span> geom::Coordinate &q1,</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  std::vector<GeometryLocation> *locs) <span class="keyword">const</span>;</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">void</span> computeEnvelope();</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> geom::Envelope* getEnvelope() <span class="keyword">const</span>;</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>  <span class="keyword">const</span> geom::Coordinate* getCoordinate(<span class="keywordtype">size_t</span> index) <span class="keyword">const</span>;</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>  <span class="keywordtype">size_t</span> size() <span class="keyword">const</span>;</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">bool</span> isPoint() <span class="keyword">const</span>;</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">double</span> distance(<span class="keyword">const</span> FacetSequence& facetSeq) <span class="keyword">const</span>;</div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  FacetSequence(<span class="keyword">const</span> geom::CoordinateSequence* pts, <span class="keywordtype">size_t</span> start, <span class="keywordtype">size_t</span> end);</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  FacetSequence(<span class="keyword">const</span> geom::Geometry* geom, <span class="keyword">const</span> geom::CoordinateSequence* pts, <span class="keywordtype">size_t</span> start, <span class="keywordtype">size_t</span> end);</div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  std::vector<GeometryLocation> nearestLocations(<span class="keyword">const</span> FacetSequence& facetSeq) <span class="keyword">const</span>;</div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</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> }</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</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> </div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#endif //GEOS_OPERATION_DISTANCE_FACETSEQUENCE_H</span></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>