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href="dir_68258ad21b321bddbc8638df0433b6f1.html">quadedge</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">QuadEdgeSubdivision.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) 2012 Excensus LLC.</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 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: triangulate/quadedge/QuadEdgeSubdivision.java r524</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_TRIANGULATE_QUADEDGE_QUADEDGESUBDIVISION_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_TRIANGULATE_QUADEDGE_QUADEDGESUBDIVISION_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 <memory></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <list></span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <stack></span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <unordered_set></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></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="preprocessor">#include <geos/geom/MultiLineString.h></span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <geos/triangulate/quadedge/QuadEdgeLocator.h></span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <geos/triangulate/quadedge/Vertex.h></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="keyword">namespace </span>geos {</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </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> </div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">class </span>CoordinateSequence;</div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">class </span>GeometryCollection;</div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">class </span>MultiLineString;</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">class </span>GeometryFactory;</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">class </span>Coordinate;</div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">class </span>Geometry;</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">class </span>Envelope;</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> </div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">namespace </span>triangulate { <span class="comment">//geos.triangulate</span></div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">namespace </span>quadedge { <span class="comment">//geos.triangulate.quadedge</span></div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">class </span>QuadEdge;</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">class </span>TriangleVisitor;</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="keyword">const</span> <span class="keywordtype">double</span> EDGE_COINCIDENCE_TOL_FACTOR = 1000;</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> <div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html"> 78</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html">QuadEdgeSubdivision</a> {</div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">typedef</span> std::vector<QuadEdge*> QuadEdgeList;</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> getTriangleEdges(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& startQE,</div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* triEdge[3]);</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  QuadEdgeList quadEdges;</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  QuadEdgeList createdEdges;</div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* startingEdges[3];</div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">double</span> tolerance;</div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">double</span> edgeCoincidenceTolerance;</div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> frameVertex[3];</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> frameEnv;</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  std::unique_ptr<QuadEdgeLocator> locator;</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">bool</span> visit_state_clean;</div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div> <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html">QuadEdgeSubdivision</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a>& env, <span class="keywordtype">double</span> tolerance);</div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">virtual</span> ~<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html">QuadEdgeSubdivision</a>();</div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> createFrame(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a>& env);</div> <div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div> <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> initSubdiv(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* initEdges[3]);</div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div> <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span></div> <div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a0234e3a63618e7c8acacd287f2f17f03"> 129</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a0234e3a63618e7c8acacd287f2f17f03">getTolerance</a>()<span class="keyword"> const</span></div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> tolerance;</div> <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div> <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div> <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a>&</div> <div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a6f62ec4469accedf6c097479404ca686"> 140</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a6f62ec4469accedf6c097479404ca686">getEnvelope</a>()<span class="keyword"> const</span></div> <div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> frameEnv;</div> <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div> <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div> <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">inline</span> <span class="keyword">const</span> QuadEdgeList&</div> <div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a070fadb0438f712fafb81ebd3f75ce4a"> 152</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a070fadb0438f712fafb81ebd3f75ce4a">getEdges</a>()<span class="keyword"> const</span></div> <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> quadEdges;</div> <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div> <div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div> <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span></div> <div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#af464fd5eadc1decf42f80f27c796251b"> 165</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#af464fd5eadc1decf42f80f27c796251b">setLocator</a>(std::unique_ptr<QuadEdgeLocator> p_locator)</div> <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  {</div> <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  this->locator = std::move(p_locator);</div> <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div> <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div> <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keyword">virtual</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& makeEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& o, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& d);</div> <div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div> <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keyword">virtual</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& connect(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& a, <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& b);</div> <div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div> <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">void</span> <span class="keyword">remove</span>(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& e);</div> <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div> <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* locateFromEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& v,</div> <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& startEdge) <span class="keyword">const</span>;</div> <div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div> <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">inline</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>*</div> <div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a938917c6b2cc3e2bfc9ae3e027f13fc9"> 233</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a938917c6b2cc3e2bfc9ae3e027f13fc9">locate</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& v)<span class="keyword"> const</span></div> <div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">return</span> locator->locate(v);</div> <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }</div> <div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div> <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">inline</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>*</div> <div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a22f51ebd403180cb9a53fad2beb0e326"> 249</a></span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a22f51ebd403180cb9a53fad2beb0e326">locate</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p)</div> <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  {</div> <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">return</span> locator->locate(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(p));</div> <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  }</div> <div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div> <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* locate(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p0, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p1);</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>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& insertSite(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& v);</div> <div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div> <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordtype">bool</span> isFrameEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& e) <span class="keyword">const</span>;</div> <div class="line"><a name="l00291"></a><span class="lineno"> 291</span> </div> <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordtype">bool</span> isFrameBorderEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& e) <span class="keyword">const</span>;</div> <div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div> <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordtype">bool</span> isFrameVertex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& v) <span class="keyword">const</span>;</div> <div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div> <div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div> <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordtype">bool</span> isOnEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& e, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p) <span class="keyword">const</span>;</div> <div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div> <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordtype">bool</span> isVertexOfEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>& e, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>& v) <span class="keyword">const</span>;</div> <div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div> <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  std::unique_ptr<QuadEdgeList> getPrimaryEdges(<span class="keywordtype">bool</span> includeFrame);</div> <div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div> <div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">/*****************************************************************************</span></div> <div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment"> * Visitors</span></div> <div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"> ****************************************************************************/</span></div> <div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div> <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordtype">void</span> visitTriangles(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1TriangleVisitor.html">TriangleVisitor</a>* triVisitor, <span class="keywordtype">bool</span> includeFrame);</div> <div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div> <div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">typedef</span> std::stack<QuadEdge*> QuadEdgeStack;</div> <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keyword">typedef</span> std::vector<std::unique_ptr<geom::CoordinateSequence>> TriList;</div> <div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div> <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* triEdges[3];</div> <div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div> <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordtype">void</span> prepareVisit();</div> <div class="line"><a name="l00365"></a><span class="lineno"> 365</span> </div> <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>** fetchTriangleToVisit(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* edge, QuadEdgeStack& edgeStack, <span class="keywordtype">bool</span> includeFrame);</div> <div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div> <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordtype">void</span> getTriangleCoordinates(TriList* triList, <span class="keywordtype">bool</span> includeFrame);</div> <div class="line"><a name="l00386"></a><span class="lineno"> 386</span> </div> <div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keyword">class </span>TriangleCoordinatesVisitor;</div> <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">class </span>TriangleCircumcentreVisitor;</div> <div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div> <div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  std::unique_ptr<geom::MultiLineString> getEdges(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div> <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  std::unique_ptr<geom::GeometryCollection> getTriangles(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00413"></a><span class="lineno"> 413</span> </div> <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  std::unique_ptr<geom::GeometryCollection> getVoronoiDiagram(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div> <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  std::unique_ptr<geom::MultiLineString> getVoronoiDiagramEdges(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00440"></a><span class="lineno"> 440</span> </div> <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  std::vector<std::unique_ptr<geom::Geometry>> getVoronoiCellPolygons(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div> <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  std::vector<std::unique_ptr<geom::Geometry>> getVoronoiCellEdges(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div> <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  std::unique_ptr<QuadEdgeSubdivision::QuadEdgeList> getVertexUniqueEdges(<span class="keywordtype">bool</span> includeFrame);</div> <div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div> <div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  std::unique_ptr<geom::Geometry> getVoronoiCellPolygon(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* qe, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div> <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  std::unique_ptr<geom::Geometry> getVoronoiCellEdge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a>* qe, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact);</div> <div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div> <div class="line"><a name="l00508"></a><span class="lineno"> 508</span> };</div> <div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div> <div class="line"><a name="l00510"></a><span class="lineno"> 510</span> } <span class="comment">//namespace geos.triangulate.quadedge</span></div> <div class="line"><a name="l00511"></a><span class="lineno"> 511</span> } <span class="comment">//namespace geos.triangulate</span></div> <div class="line"><a name="l00512"></a><span class="lineno"> 512</span> } <span class="comment">//namespace goes</span></div> <div class="line"><a name="l00513"></a><span class="lineno"> 513</span> </div> <div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="preprocessor">#endif //GEOS_TRIANGULATE_QUADEDGE_QUADEDGESUBDIVISION_H</span></div> <div class="ttc" id="classgeos_1_1geom_1_1Envelope_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Envelope.html">geos::geom::Envelope</a></div><div class="ttdoc">An Envelope defines a rectangulare region of the 2D coordinate plane. </div><div class="ttdef"><b>Definition:</b> Envelope.h:58</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a22f51ebd403180cb9a53fad2beb0e326"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a22f51ebd403180cb9a53fad2beb0e326">geos::triangulate::quadedge::QuadEdgeSubdivision::locate</a></div><div class="ttdeci">QuadEdge * locate(const geom::Coordinate &p)</div><div class="ttdoc">Finds a quadedge of a triangle containing a location specified by a geom::Coordinate, if one exists. </div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:249</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1TriangleVisitor_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1TriangleVisitor.html">geos::triangulate::quadedge::TriangleVisitor</a></div><div class="ttdef"><b>Definition:</b> TriangleVisitor.h:34</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_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a938917c6b2cc3e2bfc9ae3e027f13fc9"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a938917c6b2cc3e2bfc9ae3e027f13fc9">geos::triangulate::quadedge::QuadEdgeSubdivision::locate</a></div><div class="ttdeci">QuadEdge * locate(const Vertex &v) const </div><div class="ttdoc">Finds a quadedge of a triangle containing a location specified by a Vertex, if one exists...</div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:233</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">geos::triangulate::quadedge::Vertex</a></div><div class="ttdoc">Models a site (node) in a QuadEdgeSubdivision. </div><div class="ttdef"><b>Definition:</b> Vertex.h:59</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:68</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html">geos::triangulate::quadedge::QuadEdgeSubdivision</a></div><div class="ttdoc">A class that contains the QuadEdges representing a planar subdivision that models a triangulation...</div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:78</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_af464fd5eadc1decf42f80f27c796251b"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#af464fd5eadc1decf42f80f27c796251b">geos::triangulate::quadedge::QuadEdgeSubdivision::setLocator</a></div><div class="ttdeci">void setLocator(std::unique_ptr< QuadEdgeLocator > p_locator)</div><div class="ttdoc">Sets the QuadEdgeLocator to use for locating containing triangles in this subdivision. </div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:165</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a0234e3a63618e7c8acacd287f2f17f03"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a0234e3a63618e7c8acacd287f2f17f03">geos::triangulate::quadedge::QuadEdgeSubdivision::getTolerance</a></div><div class="ttdeci">double getTolerance() const </div><div class="ttdoc">Gets the vertex-equality tolerance value used in this subdivision. </div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:129</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a070fadb0438f712fafb81ebd3f75ce4a"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a070fadb0438f712fafb81ebd3f75ce4a">geos::triangulate::quadedge::QuadEdgeSubdivision::getEdges</a></div><div class="ttdeci">const QuadEdgeList & getEdges() const </div><div class="ttdoc">Gets the collection of base QuadEdges (one for every pair of vertices which is connected). </div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:152</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">geos::triangulate::quadedge::QuadEdge</a></div><div class="ttdoc">A class that represents the edge data structure which implements the quadedge algebra. </div><div class="ttdef"><b>Definition:</b> QuadEdge.h:51</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a6f62ec4469accedf6c097479404ca686"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a6f62ec4469accedf6c097479404ca686">geos::triangulate::quadedge::QuadEdgeSubdivision::getEnvelope</a></div><div class="ttdeci">const geom::Envelope & getEnvelope() const </div><div class="ttdoc">Gets the envelope of the Subdivision (including the frame). </div><div class="ttdef"><b>Definition:</b> QuadEdgeSubdivision.h:140</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>