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<a href="operation_2overlayng_2Edge_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>&#160;<span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * GEOS - Geometry Engine Open Source</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * http://geos.osgeo.org</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Copyright (C) 2020 Paul Ramsey &lt;pramsey@cleverelephant.ca&gt;</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<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>&#160;<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>&#160;<span class="comment"> * by the Free Software Foundation.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * See the COPYING file for more information.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="OverlayLabel_8h.html">geos/operation/overlayng/OverlayLabel.h</a>&gt;</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="Coordinate_8h.html">geos/geom/Coordinate.h</a>&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="export_8h.html">geos/export.h</a>&gt;</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment">// Forward declarations</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">class </span>Coordinate;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">class </span>CoordinateSequence;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;}</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">namespace </span>operation {</div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="namespacegeos_1_1operation_1_1overlayng.html"> 30</a></span>&#160;<span class="keyword">namespace </span>overlayng {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">class </span><a class="code" href="classgeos_1_1operation_1_1overlayng_1_1EdgeSourceInfo.html">EdgeSourceInfo</a>;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;}</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;}</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;}</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> { <span class="comment">// geos.</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">namespace </span>operation { <span class="comment">// geos.operation</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">namespace </span>overlayng { <span class="comment">// geos.operation.overlayng</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html"> 62</a></span>&#160;<span class="keyword">class </span><a class="code" href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a> {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// Members</span></div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a04ca0ea6f2a0d86c92780731d673a23e"> 67</a></span>&#160; <span class="keywordtype">int</span> aDim = OverlayLabel::DIM_UNKNOWN;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a1c770d1b434b036d101e04002f0f14fe"> 68</a></span>&#160; <span class="keywordtype">int</span> aDepthDelta = 0;</div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#aa9f4c479ed9eb98988f065a392b6cff9"> 69</a></span>&#160; <span class="keywordtype">bool</span> aIsHole = <span class="keyword">false</span>;</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#aa5798791b219e37cf76d5a22b05ad981"> 70</a></span>&#160; <span class="keywordtype">int</span> bDim = OverlayLabel::DIM_UNKNOWN;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a72cbe5c914d100414237737195eb47d0"> 71</a></span>&#160; <span class="keywordtype">int</span> bDepthDelta = 0;</div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a701a6697737998b3bb748c1e82624f79"> 72</a></span>&#160; <span class="keywordtype">bool</span> bIsHole = <span class="keyword">false</span>;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a85c29477983897ad0ab4ca434cb8c7ec"> 73</a></span>&#160; std::unique_ptr&lt;geom::CoordinateSequence&gt; <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a85c29477983897ad0ab4ca434cb8c7ec">pts</a>;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="comment">// Methods</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordtype">void</span> initLabel(<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel.html">OverlayLabel</a>&amp; lbl, <span class="keywordtype">int</span> geomIndex, <span class="keywordtype">int</span> dim, <span class="keywordtype">int</span> depthDelta, <span class="keywordtype">bool</span> isHole) <span class="keyword">const</span>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordtype">int</span> labelDim(<span class="keywordtype">int</span> dim, <span class="keywordtype">int</span> depthDelta) <span class="keyword">const</span>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordtype">bool</span> isHole(<span class="keywordtype">int</span> index) <span class="keyword">const</span>;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordtype">bool</span> isBoundary(<span class="keywordtype">int</span> geomIndex) <span class="keyword">const</span>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordtype">bool</span> isShell(<span class="keywordtype">int</span> geomIndex) <span class="keyword">const</span>;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locationRight(<span class="keywordtype">int</span> depthDelta) <span class="keyword">const</span>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locationLeft(<span class="keywordtype">int</span> depthDelta) <span class="keyword">const</span>;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordtype">int</span> delSign(<span class="keywordtype">int</span> depthDel) <span class="keyword">const</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordtype">void</span> copyInfo(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1EdgeSourceInfo.html">EdgeSourceInfo</a>* info);</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordtype">bool</span> isHoleMerged(<span class="keywordtype">int</span> geomIndex, <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* edge1, <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* edge2) <span class="keyword">const</span>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;</div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a99b21049dfb6995a768e962af1681f3a"> 114</a></span>&#160; <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a99b21049dfb6995a768e962af1681f3a">Edge</a>()</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; : aDim(<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel.html">OverlayLabel</a>::DIM_UNKNOWN)</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; , aDepthDelta(0)</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; , aIsHole(false)</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; , bDim(<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel.html">OverlayLabel</a>::DIM_UNKNOWN)</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; , bDepthDelta(0)</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; , bIsHole(false)</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; , pts(nullptr)</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; {};</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">friend</span> std::ostream&amp; <a class="code" href="namespacegeos_1_1geom.html#a2031e0143940407ca589d3216cf0eb06">operator&lt;&lt;</a>(std::ostream&amp; os, <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>&amp; e);</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keyword">static</span> <span class="keywordtype">bool</span> isCollapsed(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* pts);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="comment">// takes ownership of pts from caller</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>(<a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* p_pts, <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1EdgeSourceInfo.html">EdgeSourceInfo</a>* info);</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="comment">// return a clone of the underlying points</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; std::unique_ptr&lt;geom::CoordinateSequence&gt; getCoordinates();</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="comment">// return a read-only pointer to the underlying points</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* getCoordinatesRO() <span class="keyword">const</span>;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="comment">// release the underlying points to the caller</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>* releaseCoordinates();</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; getCoordinate(<span class="keywordtype">size_t</span> index) <span class="keyword">const</span>;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; std::size_t size() <span class="keyword">const</span>;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordtype">bool</span> direction() <span class="keyword">const</span>;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordtype">bool</span> relativeDirection(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* edge2) <span class="keyword">const</span>;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordtype">int</span> dimension(<span class="keywordtype">int</span> geomIndex) <span class="keyword">const</span>;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordtype">void</span> merge(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* edge);</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordtype">void</span> populateLabel(<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel.html">OverlayLabel</a> &amp;ovl) <span class="keyword">const</span>;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="comment">/*public*/</span></div><div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a852641bd4651d37aaac7f7a64616684a"> 159</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a852641bd4651d37aaac7f7a64616684a">compareTo</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>&amp; e)<span class="keyword"> const</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="keyword"> </span>{</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; ca = getCoordinate(0);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; cb = e.<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#af2da17644f82c03d24c94fda7f256de9">getCoordinate</a>(0);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="keywordflow">if</span>(ca.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#a48dd998aac25658a9f29065642d9de7f">compareTo</a>(cb) &lt; 0) {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; }</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ca.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#a48dd998aac25658a9f29065642d9de7f">compareTo</a>(cb) &gt; 0) {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordflow">else</span> {</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; cca = getCoordinate(1);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; ccb = e.<a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#af2da17644f82c03d24c94fda7f256de9">getCoordinate</a>(1);</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="keywordflow">if</span>(cca.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#a48dd998aac25658a9f29065642d9de7f">compareTo</a>(ccb) &lt; 0) {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cca.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#a48dd998aac25658a9f29065642d9de7f">compareTo</a>(ccb) &gt; 0) {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; }</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">else</span> {</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; }</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;};</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="namespacegeos_1_1operation_1_1overlayng.html#a73fca483f24ec1656a8fe9584dc865ec">EdgeComparator</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* a, <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">Edge</a>* b);</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;} <span class="comment">// namespace geos.operation.overlayng</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;} <span class="comment">// namespace geos.operation</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;} <span class="comment">// namespace geos</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;</div><div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1EdgeSourceInfo_html"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1EdgeSourceInfo.html">geos::operation::overlayng::EdgeSourceInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="EdgeSourceInfo_8h_source.html#l00038">EdgeSourceInfo.h:38</a></div></div>
<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>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1Edge_html_af2da17644f82c03d24c94fda7f256de9"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#af2da17644f82c03d24c94fda7f256de9">geos::operation::overlayng::Edge::getCoordinate</a></div><div class="ttdeci">const geom::Coordinate &amp; getCoordinate(size_t index) const </div></div>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel_html"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1OverlayLabel.html">geos::operation::overlayng::OverlayLabel</a></div><div class="ttdef"><b>Definition:</b> <a href="OverlayLabel_8h_source.html#l00090">OverlayLabel.h:90</a></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> <a href="Coordinate_8h_source.html#l00060">Coordinate.h:60</a></div></div>
<div class="ttc" id="export_8h_html"><div class="ttname"><a href="export_8h.html">export.h</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1Edge_html_a852641bd4651d37aaac7f7a64616684a"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a852641bd4651d37aaac7f7a64616684a">geos::operation::overlayng::Edge::compareTo</a></div><div class="ttdeci">bool compareTo(const Edge &amp;e) const </div><div class="ttdef"><b>Definition:</b> <a href="operation_2overlayng_2Edge_8h_source.html#l00159">operation/overlayng/Edge.h:159</a></div></div>
<div class="ttc" id="namespacegeos_1_1geom_html_a2031e0143940407ca589d3216cf0eb06"><div class="ttname"><a href="namespacegeos_1_1geom.html#a2031e0143940407ca589d3216cf0eb06">geos::geom::operator&lt;&lt;</a></div><div class="ttdeci">std::ostream &amp; operator&lt;&lt;(std::ostream &amp;os, const Coordinate &amp;c)</div><div class="ttdoc">Output function. </div></div>
<div class="ttc" id="namespacegeos_1_1geom_html_ae55a225cd843a6b153a7b6ca5a4707c8"><div class="ttname"><a href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geos::geom::Location</a></div><div class="ttdeci">Location</div><div class="ttdoc">Constants representing the location of a point relative to a geometry. </div><div class="ttdef"><b>Definition:</b> <a href="Location_8h_source.html#l00034">Location.h:34</a></div></div>
<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>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1Edge_html_a85c29477983897ad0ab4ca434cb8c7ec"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a85c29477983897ad0ab4ca434cb8c7ec">geos::operation::overlayng::Edge::pts</a></div><div class="ttdeci">std::unique_ptr&lt; geom::CoordinateSequence &gt; pts</div><div class="ttdef"><b>Definition:</b> <a href="operation_2overlayng_2Edge_8h_source.html#l00073">operation/overlayng/Edge.h:73</a></div></div>
<div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html_a48dd998aac25658a9f29065642d9de7f"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html#a48dd998aac25658a9f29065642d9de7f">geos::geom::Coordinate::compareTo</a></div><div class="ttdeci">int compareTo(const Coordinate &amp;other) const </div><div class="ttdoc">TODO: deprecate this, move logic to CoordinateLessThen instead. </div></div>
<div class="ttc" id="classgeos_1_1geom_1_1CoordinateSequence_html"><div class="ttname"><a href="classgeos_1_1geom_1_1CoordinateSequence.html">geos::geom::CoordinateSequence</a></div><div class="ttdoc">The internal representation of a list of coordinates inside a Geometry. </div><div class="ttdef"><b>Definition:</b> <a href="CoordinateSequence_8h_source.html#l00058">CoordinateSequence.h:58</a></div></div>
<div class="ttc" id="Coordinate_8h_html"><div class="ttname"><a href="Coordinate_8h.html">Coordinate.h</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1Edge_html"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1Edge.html">geos::operation::overlayng::Edge</a></div><div class="ttdef"><b>Definition:</b> <a href="operation_2overlayng_2Edge_8h_source.html#l00062">operation/overlayng/Edge.h:62</a></div></div>
<div class="ttc" id="namespacegeos_1_1operation_1_1overlayng_html_a73fca483f24ec1656a8fe9584dc865ec"><div class="ttname"><a href="namespacegeos_1_1operation_1_1overlayng.html#a73fca483f24ec1656a8fe9584dc865ec">geos::operation::overlayng::EdgeComparator</a></div><div class="ttdeci">bool EdgeComparator(const Edge *a, const Edge *b)</div></div>
<div class="ttc" id="classgeos_1_1operation_1_1overlayng_1_1Edge_html_a99b21049dfb6995a768e962af1681f3a"><div class="ttname"><a href="classgeos_1_1operation_1_1overlayng_1_1Edge.html#a99b21049dfb6995a768e962af1681f3a">geos::operation::overlayng::Edge::Edge</a></div><div class="ttdeci">Edge()</div><div class="ttdef"><b>Definition:</b> <a href="operation_2overlayng_2Edge_8h_source.html#l00114">operation/overlayng/Edge.h:114</a></div></div>
<div class="ttc" id="OverlayLabel_8h_html"><div class="ttname"><a href="OverlayLabel_8h.html">OverlayLabel.h</a></div></div>
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