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<a href="QuadEdgeSubdivision_8h.html">Go to the documentation of this file.</a><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"> * Copyright (C) 2019 Daniel Baston</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 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> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Last port: triangulate/quadedge/QuadEdgeSubdivision.java r524</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> <span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef GEOS_TRIANGULATE_QUADEDGE_QUADEDGESUBDIVISION_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define GEOS_TRIANGULATE_QUADEDGE_QUADEDGESUBDIVISION_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <list></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <stack></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <unordered_set></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a nam
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00253">QuadEdgeSubdivision.h:253</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a0df4589a6f8d57f6f866bdde4b6a381f"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a0df4589a6f8d57f6f866bdde4b6a381f">geos::triangulate::quadedge::QuadEdgeSubdivision::startingEdges</a></div><div class="ttdeci">std::array< QuadEdge *, 3 > startingEdges</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00101">QuadEdgeSubdivision.h:101</a></div></div>
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<div class="ttc" id="export_8h_html_ae36df939090171f6e9a28a8cb6254fea"><div class="ttname"><a href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a></div><div class="ttdeci">#define GEOS_DLL</div><div class="ttdef"><b>Definition:</b> <a href="export_8h_source.html#l00028">export.h:28</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_ac4d74fe7ee1a73c8b8d3fb2f0392c325"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#ac4d74fe7ee1a73c8b8d3fb2f0392c325">geos::triangulate::quadedge::QuadEdgeSubdivision::frameEnv</a></div><div class="ttdeci">geom::Envelope frameEnv</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00105">QuadEdgeSubdivision.h:105</a></div></div>
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<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="ttdoc">An interface for algorithms which process the triangles in a QuadEdgeSubdivision. ...</div><div class="ttdef"><b>Definition:</b> <a href="TriangleVisitor_8h_source.html#l00034">TriangleVisitor.h:34</a></div></div>
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<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> <a href="Coordinate_8h_source.html#l00060">Coordinate.h:60</a></div></div>
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<div class="ttc" id="QuadEdgeQuartet_8h_html"><div class="ttname"><a href="QuadEdgeQuartet_8h.html">QuadEdgeQuartet.h</a></div></div>
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00237">QuadEdgeSubdivision.h:237</a></div></div>
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<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> <a href="Vertex_8h_source.html#l00060">Vertex.h:60</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_afcfc2ef20f197c3e176ab6332401ca80"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#afcfc2ef20f197c3e176ab6332401ca80">geos::triangulate::quadedge::QuadEdgeSubdivision::tolerance</a></div><div class="ttdeci">double tolerance</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00102">QuadEdgeSubdivision.h:102</a></div></div>
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<div class="ttc" id="QuadEdgeLocator_8h_html"><div class="ttname"><a href="QuadEdgeLocator_8h.html">QuadEdgeLocator.h</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a337e7f851aad4c94dfbf8b6a44e6e412"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a337e7f851aad4c94dfbf8b6a44e6e412">geos::triangulate::quadedge::QuadEdgeSubdivision::visit_state_clean</a></div><div class="ttdeci">bool visit_state_clean</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00107">QuadEdgeSubdivision.h:107</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a1e0781e59fff04f6ef434404204ea133"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a1e0781e59fff04f6ef434404204ea133">geos::triangulate::quadedge::QuadEdgeSubdivision::locator</a></div><div class="ttdeci">std::unique_ptr< QuadEdgeLocator > locator</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00106">QuadEdgeSubdivision.h:106</a></div></div>
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<div class="ttc" id="MultiLineString_8h_html"><div class="ttname"><a href="MultiLineString_8h.html">MultiLineString.h</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_ac9577b3833efa7d0ee48f9fc703b4487"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#ac9577b3833efa7d0ee48f9fc703b4487">geos::triangulate::quadedge::QuadEdgeSubdivision::edgeCoincidenceTolerance</a></div><div class="ttdeci">double edgeCoincidenceTolerance</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00103">QuadEdgeSubdivision.h:103</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_ab3686b147364ecd2941622aec4492108"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#ab3686b147364ecd2941622aec4492108">geos::triangulate::quadedge::QuadEdgeSubdivision::QuadEdgeList</a></div><div class="ttdeci">std::vector< QuadEdge * > QuadEdgeList</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00082">QuadEdgeSubdivision.h:82</a></div></div>
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<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> <a href="GeometryFactory_8h_source.html#l00068">GeometryFactory.h:68</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a8641058f4d31108f2bb4b1fa9b16069a"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a8641058f4d31108f2bb4b1fa9b16069a">geos::triangulate::quadedge::QuadEdgeSubdivision::getEdges</a></div><div class="ttdeci">std::deque< QuadEdgeQuartet > & getEdges()</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> <a href="QuadEdgeSubdivision_8h_source.html#l00157">QuadEdgeSubdivision.h:157</a></div></div>
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<div class="ttc" id="namespacegeos_1_1triangulate_1_1quadedge_html_afdcd863b073e337bd7e603fa8dc567a2"><div class="ttname"><a href="namespacegeos_1_1triangulate_1_1quadedge.html#afdcd863b073e337bd7e603fa8dc567a2">geos::triangulate::quadedge::EDGE_COINCIDENCE_TOL_FACTOR</a></div><div class="ttdeci">const double EDGE_COINCIDENCE_TOL_FACTOR</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00053">QuadEdgeSubdivision.h:53</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a8844838c0e454f8b16b354f0d7f961d9"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a8844838c0e454f8b16b354f0d7f961d9">geos::triangulate::quadedge::QuadEdgeSubdivision::quadEdges</a></div><div class="ttdeci">std::deque< QuadEdgeQuartet > quadEdges</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00100">QuadEdgeSubdivision.h:100</a></div></div>
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<div class="ttc" id="QuadEdge_8h_html"><div class="ttname"><a href="QuadEdge_8h.html">QuadEdge.h</a></div></div>
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<div class="ttc" id="Vertex_8h_html"><div class="ttname"><a href="Vertex_8h.html">Vertex.h</a></div></div>
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00080">QuadEdgeSubdivision.h:80</a></div></div>
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<div class="ttc" id="namespacegeos_html"><div class="ttname"><a href="namespacegeos.html">geos</a></div><div class="ttdoc">Basic namespace for all GEOS functionalities. </div><div class="ttdef"><b>Definition:</b> <a href="IndexedNestedRingTester_8h_source.html#l00026">IndexedNestedRingTester.h:26</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a1fe1e9c95fadc91be1b10a0baff1644e"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a1fe1e9c95fadc91be1b10a0baff1644e">geos::triangulate::quadedge::QuadEdgeSubdivision::frameVertex</a></div><div class="ttdeci">std::array< Vertex, 3 > frameVertex</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00104">QuadEdgeSubdivision.h:104</a></div></div>
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00170">QuadEdgeSubdivision.h:170</a></div></div>
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00134">QuadEdgeSubdivision.h:134</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_a909aed32857e35b7aced3be76d652777"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#a909aed32857e35b7aced3be76d652777">geos::triangulate::quadedge::QuadEdgeSubdivision::TriList</a></div><div class="ttdeci">std::vector< std::unique_ptr< geom::CoordinateSequence > > TriList</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00356">QuadEdgeSubdivision.h:356</a></div></div>
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<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> <a href="QuadEdge_8h_source.html#l00054">QuadEdge.h:54</a></div></div>
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<div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision_html_aeee5d168d20bb53346ad257e710bbcf8"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdgeSubdivision.html#aeee5d168d20bb53346ad257e710bbcf8">geos::triangulate::quadedge::QuadEdgeSubdivision::QuadEdgeStack</a></div><div class="ttdeci">std::stack< QuadEdge * > QuadEdgeStack</div><div class="ttdef"><b>Definition:</b> <a href="QuadEdgeSubdivision_8h_source.html#l00355">QuadEdgeSubdivision.h:355</a></div></div>
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<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> <a href="QuadEdgeSubdivision_8h_source.html#l00145">QuadEdgeSubdivision.h:145</a></div></div>
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