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class="header"> <div class="headertitle"> <div class="title">OverlayOp.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) 2006 Refractions Research Inc.</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/overlay/OverlayOp.java r567 (JTS-1.12+)</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_OP_OVERLAY_OVERLAYOP_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OP_OVERLAY_OVERLAYOP_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/export.h></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <geos/operation/GeometryGraphOperation.h></span> <span class="comment">// for inheritance</span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <geos/geomgraph/EdgeList.h></span> <span class="comment">// for composition</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <geos/algorithm/PointLocator.h></span> <span class="comment">// for composition</span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <geos/geomgraph/PlanarGraph.h></span> <span class="comment">// for inline (GeometryGraph->PlanarGraph)</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 <vector></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> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(push)</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class</span></div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Forward declarations</span></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">namespace </span>geom {</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">class </span>Geometry;</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>Envelope;</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">class </span>GeometryFactory;</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">class </span>Polygon;</div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">class </span>LineString;</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">class </span>Point;</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="keyword">namespace </span>geomgraph {</div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">class </span>Label;</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">class </span>Edge;</div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">class </span>Node;</div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">namespace </span>operation {</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">namespace </span>overlay {</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">class </span>ElevationMatrix;</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>  }</div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span></div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">namespace </span>overlay { <span class="comment">// geos::operation::overlay</span></div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">//</span></div> <div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html"> 68</a></span> <span class="comment"></span><span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html">OverlayOp</a>: <span class="keyword">public</span> <a class="code" href="classgeos_1_1operation_1_1GeometryGraphOperation.html">GeometryGraphOperation</a> {</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="keyword">public</span>:</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">//</span></div> <div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131"> 77</a></span> <span class="comment"></span> <span class="keyword">enum</span> <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131">OpCode</a> {</div> <div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131a8fa6810898ed996b483dd401ef1be6d6"> 79</a></span>  opINTERSECTION = 1,</div> <div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131a0d2c09b2c3433c4944aaa1ee2b3777a6"> 81</a></span>  opUNION = 2,</div> <div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131aa4cb2fc2dbc9ddc1a73eea913a681c2f"> 83</a></span>  opDIFFERENCE = 3,</div> <div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131a05af5ddccedfdb8135c4b6967229254d"> 85</a></span>  opSYMDIFFERENCE = 4</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  };</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">static</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* <a class="code" href="structgeos_1_1operation_1_1overlay_1_1overlayOp.html">overlayOp</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *geom0,</div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *geom1,</div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  OpCode opCode);</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">//throw(TopologyException *);</span></div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> isResultOfOp(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geomgraph_1_1Label.html">geomgraph::Label</a>& label, OpCode opCode);</div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">//</span></div> <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">bool</span> isResultOfOp(<span class="keywordtype">int</span> loc0, <span class="keywordtype">int</span> loc1, OpCode opCode);</div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div> <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// </span></div> <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"></span> <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html">OverlayOp</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *g0, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *g1);</div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">virtual</span> ~<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html">OverlayOp</a>(); <span class="comment">// FIXME: virtual ?</span></div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div> <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* getResultGeometry(OpCode overlayOpCode);</div> <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// throw(TopologyException *);</span></div> <div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div> <div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1c41701647a731cfa62f7756f8d25149"> 148</a></span>  <a class="code" href="classgeos_1_1geomgraph_1_1PlanarGraph.html">geomgraph::PlanarGraph</a>& <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1c41701647a731cfa62f7756f8d25149">getGraph</a>() { <span class="keywordflow">return</span> graph; }</div> <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div> <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordtype">bool</span> isCoveredByLA(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& coord);</div> <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div> <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">bool</span> isCoveredByA(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& coord);</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>  <span class="comment">/*</span></div> <div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> * @return true if the coord is located in the interior or boundary of</span></div> <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> * a geometry in the list.</span></div> <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> */</span></div> <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div> <div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">protected</span>:</div> <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">void</span> insertUniqueEdge(<a class="code" href="classgeos_1_1geomgraph_1_1Edge.html">geomgraph::Edge</a> *e);</div> <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div> <div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div> <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html">algorithm::PointLocator</a> ptLocator;</div> <div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div> <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <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="l00189"></a><span class="lineno"> 189</span> </div> <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *resultGeom;</div> <div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div> <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="classgeos_1_1geomgraph_1_1PlanarGraph.html">geomgraph::PlanarGraph</a> graph;</div> <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div> <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="classgeos_1_1geomgraph_1_1EdgeList.html">geomgraph::EdgeList</a> edgeList;</div> <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div> <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  std::vector<geom::Polygon*> *resultPolyList;</div> <div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div> <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  std::vector<geom::LineString*> *resultLineList;</div> <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div> <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  std::vector<geom::Point*> *resultPointList;</div> <div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div> <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">void</span> computeOverlay(OpCode opCode); <span class="comment">// throw(TopologyException *);</span></div> <div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div> <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordtype">void</span> insertUniqueEdges(std::vector<geomgraph::Edge*> *edges, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> *env=0);</div> <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div> <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">/*</span></div> <div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> * If either of the GeometryLocations for the existing label is</span></div> <div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> * exactly opposite to the one in the labelToMerge,</span></div> <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"> * this indicates a dimensional collapse has happened.</span></div> <div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"> * In this case, convert the label for that Geometry to a Line label</span></div> <div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> */</span></div> <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">//Not needed</span></div> <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">//void checkDimensionalCollapse(geomgraph::Label labelToMerge, geomgraph::Label existingLabel);</span></div> <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div> <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">void</span> computeLabelsFromDepths();</div> <div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div> <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordtype">void</span> replaceCollapsedEdges();</div> <div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div> <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordtype">void</span> copyPoints(<span class="keywordtype">int</span> argIndex, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> *env=0);</div> <div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div> <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordtype">void</span> computeLabelling(); <span class="comment">// throw(TopologyException *);</span></div> <div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div> <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordtype">void</span> mergeSymLabels();</div> <div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div> <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">void</span> updateNodeLabelling();</div> <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div> <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordtype">void</span> labelIncompleteNodes();</div> <div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div> <div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">void</span> labelIncompleteNode(<a class="code" href="classgeos_1_1geomgraph_1_1Node.html">geomgraph::Node</a> *n, <span class="keywordtype">int</span> targetIndex);</div> <div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div> <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">void</span> findResultAreaEdges(OpCode opCode);</div> <div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div> <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordtype">void</span> cancelDuplicateResultEdges();</div> <div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div> <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordtype">bool</span> isCovered(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& coord,</div> <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  std::vector<geom::Geometry*> *geomList);</div> <div class="line"><a name="l00316"></a><span class="lineno"> 316</span> </div> <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">bool</span> isCovered(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& coord,</div> <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  std::vector<geom::Polygon*> *geomList);</div> <div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div> <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordtype">bool</span> isCovered(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& coord,</div> <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  std::vector<geom::LineString*> *geomList);</div> <div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div> <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* computeGeometry(</div> <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  std::vector<geom::Point*> *nResultPointList,</div> <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  std::vector<geom::LineString*> *nResultLineList,</div> <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  std::vector<geom::Polygon*> *nResultPolyList);</div> <div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div> <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  std::vector<geomgraph::Edge *>dupEdges;</div> <div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div> <div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordtype">int</span> mergeZ(<a class="code" href="classgeos_1_1geomgraph_1_1Node.html">geomgraph::Node</a> *n, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html">geom::Polygon</a> *poly) <span class="keyword">const</span>;</div> <div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div> <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordtype">int</span> mergeZ(<a class="code" href="classgeos_1_1geomgraph_1_1Node.html">geomgraph::Node</a> *n, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a> *line) <span class="keyword">const</span>;</div> <div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div> <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">double</span> avgz[2];</div> <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordtype">bool</span> avgzcomputed[2];</div> <div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div> <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordtype">double</span> getAverageZ(<span class="keywordtype">int</span> targetIndex);</div> <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> getAverageZ(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html">geom::Polygon</a> *poly);</div> <div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div> <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  ElevationMatrix *elevationMatrix;</div> <div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div> <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">void</span> checkObviouslyWrongResult(OpCode opCode);</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> };</div> <div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div> <div class="line"><a name="l00376"></a><span class="lineno"><a class="line" href="structgeos_1_1operation_1_1overlay_1_1overlayOp.html"> 376</a></span> <span class="keyword">struct </span><a class="code" href="structgeos_1_1operation_1_1overlay_1_1overlayOp.html">overlayOp</a> {</div> <div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div> <div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131">OverlayOp::OpCode</a> opCode;</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>  <a class="code" href="structgeos_1_1operation_1_1overlay_1_1overlayOp.html">overlayOp</a>(<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131">OverlayOp::OpCode</a> code)</div> <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  :</div> <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  opCode(code)</div> <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  {}</div> <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div> <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* operator() (<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* g0,</div> <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* g1)</div> <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  {</div> <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">return</span> <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a7edc8d4f6460dad9d12359c15f3f8325">OverlayOp::overlayOp</a>(g0, g1, opCode);</div> <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  }</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> };</div> <div class="line"><a name="l00392"></a><span class="lineno"> 392</span> </div> <div class="line"><a name="l00393"></a><span class="lineno"> 393</span> } <span class="comment">// namespace geos::operation::overlay</span></div> <div class="line"><a name="l00394"></a><span class="lineno"> 394</span> } <span class="comment">// namespace geos::operation</span></div> <div class="line"><a name="l00395"></a><span class="lineno"> 395</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div> <div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(pop)</span></div> <div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor">#endif // ndef GEOS_OP_OVERLAY_OVERLAYOP_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:53</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_1operation_1_1overlay_1_1OverlayOp_html_a1c41701647a731cfa62f7756f8d25149"><div class="ttname"><a href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1c41701647a731cfa62f7756f8d25149">geos::operation::overlay::OverlayOp::getGraph</a></div><div class="ttdeci">geomgraph::PlanarGraph & getGraph()</div><div class="ttdef"><b>Definition:</b> OverlayOp.h:148</div></div> <div class="ttc" id="classgeos_1_1geomgraph_1_1PlanarGraph_html"><div class="ttname"><a href="classgeos_1_1geomgraph_1_1PlanarGraph.html">geos::geomgraph::PlanarGraph</a></div><div class="ttdoc">Represents a directed graph which is embeddable in a planar surface. </div><div class="ttdef"><b>Definition:</b> geomgraph/PlanarGraph.h:75</div></div> <div class="ttc" id="classgeos_1_1operation_1_1overlay_1_1OverlayOp_html_a1f2552b975ce852f0b192dc00997b131"><div class="ttname"><a href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131">geos::operation::overlay::OverlayOp::OpCode</a></div><div class="ttdeci">OpCode</div><div class="ttdoc">The spatial functions supported by this class. </div><div class="ttdef"><b>Definition:</b> OverlayOp.h:77</div></div> <div class="ttc" id="classgeos_1_1geomgraph_1_1EdgeList_html"><div class="ttname"><a href="classgeos_1_1geomgraph_1_1EdgeList.html">geos::geomgraph::EdgeList</a></div><div class="ttdef"><b>Definition:</b> EdgeList.h:58</div></div> <div class="ttc" id="classgeos_1_1operation_1_1overlay_1_1OverlayOp_html"><div class="ttname"><a href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html">geos::operation::overlay::OverlayOp</a></div><div class="ttdoc">Computes the geometric overlay of two Geometry. </div><div class="ttdef"><b>Definition:</b> OverlayOp.h:68</div></div> <div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html">geos::algorithm::PointLocator</a></div><div class="ttdoc">Computes the topological relationship (Location) of a single point to a Geometry. ...</div><div class="ttdef"><b>Definition:</b> PointLocator.h:57</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_1operation_1_1overlay_1_1OverlayOp_html_a7edc8d4f6460dad9d12359c15f3f8325"><div class="ttname"><a href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a7edc8d4f6460dad9d12359c15f3f8325">geos::operation::overlay::OverlayOp::overlayOp</a></div><div class="ttdeci">static geom::Geometry * overlayOp(const geom::Geometry *geom0, const geom::Geometry *geom1, OpCode opCode)</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_1operation_1_1GeometryGraphOperation_html"><div class="ttname"><a href="classgeos_1_1operation_1_1GeometryGraphOperation.html">geos::operation::GeometryGraphOperation</a></div><div class="ttdoc">The base class for operations that require GeometryGraph. </div><div class="ttdef"><b>Definition:</b> GeometryGraphOperation.h:52</div></div> <div class="ttc" id="classgeos_1_1geom_1_1Polygon_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Polygon.html">geos::geom::Polygon</a></div><div class="ttdoc">Represents a linear polygon, which may include holes. </div><div class="ttdef"><b>Definition:</b> Polygon.h:66</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="structgeos_1_1operation_1_1overlay_1_1overlayOp_html"><div class="ttname"><a href="structgeos_1_1operation_1_1overlay_1_1overlayOp.html">geos::operation::overlay::overlayOp</a></div><div class="ttdoc">OverlayOp::overlayOp Adapter for use with geom::BinaryOp. </div><div class="ttdef"><b>Definition:</b> OverlayOp.h:376</div></div> <div class="ttc" id="classgeos_1_1geomgraph_1_1Label_html"><div class="ttname"><a href="classgeos_1_1geomgraph_1_1Label.html">geos::geomgraph::Label</a></div><div class="ttdoc">A Label indicates the topological relationship of a component of a topology graph to a given Geometry...</div><div class="ttdef"><b>Definition:</b> Label.h:57</div></div> <div class="ttc" id="classgeos_1_1geomgraph_1_1Node_html"><div class="ttname"><a href="classgeos_1_1geomgraph_1_1Node.html">geos::geomgraph::Node</a></div><div class="ttdef"><b>Definition:</b> geomgraph/Node.h:62</div></div> <div class="ttc" id="classgeos_1_1geomgraph_1_1Edge_html"><div class="ttname"><a href="classgeos_1_1geomgraph_1_1Edge.html">geos::geomgraph::Edge</a></div><div class="ttdef"><b>Definition:</b> geomgraph/Edge.h:66</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 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