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</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) 2005-2006 Refractions Research Inc.</span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * This is free software; you can redistribute and/or modify it under</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * by the Free Software Foundation. </span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * See the COPYING file for more information.</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> </div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef GEOS_ALGORITHM_MINIMUMDIAMETER_H</span></div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_ALGORITHM_MINIMUMDIAMETER_H</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <geos/export.h></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="comment">// Forward declarations</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">namespace </span>geom {</div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">class </span>Geometry;</div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">class </span>LineSegment;</div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">class </span>LineString;</div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">class </span>Coordinate;</div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">class </span>CoordinateSequence;</div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  }</div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</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> </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>algorithm { <span class="comment">// geos::algorithm</span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div> <div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1MinimumDiameter.html"> 54</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1algorithm_1_1MinimumDiameter.html">MinimumDiameter</a> {</div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* inputGeom;</div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">bool</span> isConvex;</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">geom::LineSegment</a>* minBaseSeg;</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>* minWidthPt;</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">int</span> minPtIndex;</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">double</span> minWidth;</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">void</span> computeMinimumDiameter();</div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">void</span> computeWidthConvex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geom);</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">void</span> computeConvexRingMinDiameter(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a> *pts);</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>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> findMaxPerpDistance(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* pts,</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="classgeos_1_1geom_1_1LineSegment.html">geom::LineSegment</a>* seg, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> startIndex);</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="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> getNextIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* pts,</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index);</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> <span class="keyword">public</span>:</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  ~<a class="code" href="classgeos_1_1algorithm_1_1MinimumDiameter.html">MinimumDiameter</a>();</div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="classgeos_1_1algorithm_1_1MinimumDiameter.html">MinimumDiameter</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* newInputGeom);</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="classgeos_1_1algorithm_1_1MinimumDiameter.html">MinimumDiameter</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* newInputGeom,</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> newIsConvex);</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">double</span> getLength();</div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>* getWidthCoordinate();</div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>* getSupportingSegment();</div> <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>* getDiameter();</div> <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> };</div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div> <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> } <span class="comment">// namespace geos::algorithm</span></div> <div class="line"><a name="l00132"></a><span class="lineno"> 132</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div> <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor">#endif // GEOS_ALGORITHM_MINIMUMDIAMETER_H</span></div> <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"></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_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="classgeos_1_1geom_1_1Geometry_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Geometry.html">geos::geom::Geometry</a></div><div class="ttdoc">Basic implementation of Geometry, constructed and destructed by GeometryFactory. </div><div class="ttdef"><b>Definition:</b> Geometry.h:167</div></div> <div class="ttc" id="classgeos_1_1geom_1_1LineString_html"><div class="ttname"><a href="classgeos_1_1geom_1_1LineString.html">geos::geom::LineString</a></div><div class="ttdef"><b>Definition:</b> LineString.h:70</div></div> <div class="ttc" id="classgeos_1_1algorithm_1_1MinimumDiameter_html"><div class="ttname"><a href="classgeos_1_1algorithm_1_1MinimumDiameter.html">geos::algorithm::MinimumDiameter</a></div><div class="ttdoc">Computes the minimum diameter of a geom::Geometry. </div><div class="ttdef"><b>Definition:</b> MinimumDiameter.h:54</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 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