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<a href="UnaryUnionOp_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) 2011 Sandro Santilli <strk@kbt.io></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/union/UnaryUnionOp.java r320 (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_UNION_UNARYUNION_H</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#define GEOS_OP_UNION_UNARYUNION_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</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 <vector></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="export_8h.html">geos/export.h</a>></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <<a class="code" href="GeometryFactory_8h.html">geos/geom/GeometryFactory.h</a>></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="code" href="Point_8h.html">geos/geom/Point.h</a>></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="code" href="LineString_8h.html">geos/geom/LineString.h</a>></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <<a class="code" href="Polygon_8h.html">geos/geom/Polygon.h</a>></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="GeometryExtracter_8h.html">geos/geom/util/GeometryExtracter.h</a>></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="OverlayOp_8h.html">geos/operation/overlay/OverlayOp.h</a>></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <<a class="code" href="CascadedPolygonUnion_8h.html">geos/operation/union/CascadedPolygonUnion.h</a>></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//#include <geos/operation/overlay/snap/SnapIfNeededOverlayOp.h></span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#pragma warning(push)</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</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="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// Forward declarations</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">class </span>GeometryFactory;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">class </span>Geometry;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</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> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">namespace </span>geounion { <span class="comment">// geos::operation::geounion</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html"> 89</a></span> <span class="keyword">class </span><a class="code" href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html">UnaryUnionOp</a> {</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">static</span> std::unique_ptr<geom::Geometry></div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f"> 94</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f">Union</a>(<span class="keyword">const</span> T& geoms)</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html">UnaryUnionOp</a> op(geoms);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> op.<a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f">Union</a>();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">static</span> std::unique_ptr<geom::Geometry></div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a32f2998d3e724fc306c6071c71d55f09"> 102</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a32f2998d3e724fc306c6071c71d55f09">Union</a>(<span class="keyword">const</span> T& geoms,</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFact)</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  {</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html">UnaryUnionOp</a> op(geoms, geomFact);</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> op.<a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f">Union</a>();</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">static</span> std::unique_ptr<geom::Geometry></div><div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a33ee2554140a204574cd276b080a4852"> 110</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a33ee2554140a204574cd276b080a4852">Union</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>& geom)</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html">UnaryUnionOp</a> op(geom);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> op.<a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f">Union</a>();</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> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1652982c893d508445d26ce3d33fbb85"> 117</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1652982c893d508445d26ce3d33fbb85">UnaryUnionOp</a>(<span class="keyword">const</span> T& geoms, <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geomFactIn)</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  : geomFact(&geomFactIn)</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  , unionFunction(&defaultUnionFunction)</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  extractGeoms(geoms);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1ea8082274675ec2796a8bb3e74da88e"> 125</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1ea8082274675ec2796a8bb3e74da88e">UnaryUnionOp</a>(<span class="keyword">const</span> T& geoms)</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  : geomFact(nullptr)</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  , unionFunction(&defaultUnionFunction)</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>  extractGeoms(geoms);</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ad3ef6dc45747643f2e0643177312b6c6"> 132</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ad3ef6dc45747643f2e0643177312b6c6">UnaryUnionOp</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>& geom)</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  : geomFact(geom.getFactory())</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  , unionFunction(&defaultUnionFunction)</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  {</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  extract(geom);</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ac448013e376f4b851ac4a959c0d10973"> 139</a></span>  <span class="keywordtype">void</span> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ac448013e376f4b851ac4a959c0d10973">setUnionFunction</a>(<a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnionStrategy.html">UnionStrategy</a>* unionFun)</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  {</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  unionFunction = unionFun;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  std::unique_ptr<geom::Geometry> Union();</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> <span class="keyword">private</span>:</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a57264649b278511171ae70550d0f5e24"> 160</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a57264649b278511171ae70550d0f5e24">extractGeoms</a>(<span class="keyword">const</span> T& geoms)</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  {</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">for</span>(<span class="keyword">typename</span> T::const_iterator</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  i = geoms.begin(),</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  e = geoms.end();</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  i != e;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  ++i) {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geom = *i;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  extract(*geom);</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</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="keywordtype">void</span></div><div class="line"><a name="l00173"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a09d360b5400925975efa3f3397198d22"> 173</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a09d360b5400925975efa3f3397198d22">extract</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>& geom)</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  {</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">using namespace </span>geom::util;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span>(! geomFact) {</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  geomFact = geom.<a class="code" href="classgeos_1_1geom_1_1Geometry.html#ab41bcf3461be250e143ed2d7da19815b">getFactory</a>();</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  GeometryExtracter::extract<geom::Polygon>(geom, polygons);</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  GeometryExtracter::extract<geom::LineString>(geom, lines);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  GeometryExtracter::extract<geom::Point>(geom, points);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  std::unique_ptr<geom::Geometry></div><div class="line"><a name="l00199"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0fae90c122df78fcdcf94bf688f8d128"> 199</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0fae90c122df78fcdcf94bf688f8d128">unionNoOpt</a>(<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="l00200"></a><span class="lineno"> 200</span>  {</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">using</span> <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html">geos::operation::overlay::OverlayOp</a>;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">//using geos::operation::overlay::snap::SnapIfNeededOverlayOp;</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="keywordflow">if</span>(! empty.get()) {</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  empty = geomFact->createEmptyGeometry();</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">//return SnapIfNeededOverlayOp::overlayOp(g0, *empty, OverlayOp::opUNION);</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">return</span> unionFunction->Union(&g0, empty.get());</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  std::unique_ptr<geom::Geometry> unionWithNull(</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  std::unique_ptr<geom::Geometry> g0,</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  std::unique_ptr<geom::Geometry> g1</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  );</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// Members</span></div><div class="line"><a name="l00226"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a6d800b1f5ba46f6cc5f379ee6e1c7ff5"> 226</a></span>  std::vector<const geom::Polygon*> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a6d800b1f5ba46f6cc5f379ee6e1c7ff5">polygons</a>;</div><div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a4a58d4badf8b8fc2ef96a6e9c75cca5b"> 227</a></span>  std::vector<const geom::LineString*> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a4a58d4badf8b8fc2ef96a6e9c75cca5b">lines</a>;</div><div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#add3e333be41c9b23869ab2894f710611"> 228</a></span>  std::vector<const geom::Point*> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#add3e333be41c9b23869ab2894f710611">points</a>;</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div><div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#adb5463aee922e00c1d71756251a6bd2d"> 230</a></span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>* <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#adb5463aee922e00c1d71756251a6bd2d">geomFact</a>;</div><div class="line"><a name="l00231"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a470e15b52d492935d231ede049d6ef45"> 231</a></span>  std::unique_ptr<geom::Geometry> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a470e15b52d492935d231ede049d6ef45">empty</a>;</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a969b8211db8b3bca20b9a616b3f1bbe5"> 233</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnionStrategy.html">UnionStrategy</a>* <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a969b8211db8b3bca20b9a616b3f1bbe5">unionFunction</a>;</div><div class="line"><a name="l00234"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0801f87d449e8812205934b2dde210d8"> 234</a></span>  <a class="code" href="classgeos_1_1operation_1_1geounion_1_1ClassicUnionStrategy.html">ClassicUnionStrategy</a> <a class="code" href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0801f87d449e8812205934b2dde210d8">defaultUnionFunction</a>;</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </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="l00238"></a><span class="lineno"> 238</span> </div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> } <span class="comment">// namespace geos::operation::union</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> } <span class="comment">// namespace geos::operation</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> } <span class="comment">// namespace geos</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#pragma warning(pop)</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_ac448013e376f4b851ac4a959c0d10973"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ac448013e376f4b851ac4a959c0d10973">geos::operation::geounion::UnaryUnionOp::setUnionFunction</a></div><div class="ttdeci">void setUnionFunction(UnionStrategy *unionFun)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00139">UnaryUnionOp.h:139</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a1652982c893d508445d26ce3d33fbb85"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1652982c893d508445d26ce3d33fbb85">geos::operation::geounion::UnaryUnionOp::UnaryUnionOp</a></div><div class="ttdeci">UnaryUnionOp(const T &geoms, geom::GeometryFactory &geomFactIn)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00117">UnaryUnionOp.h:117</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_ad3ef6dc45747643f2e0643177312b6c6"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#ad3ef6dc45747643f2e0643177312b6c6">geos::operation::geounion::UnaryUnionOp::UnaryUnionOp</a></div><div class="ttdeci">UnaryUnionOp(const geom::Geometry &geom)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00132">UnaryUnionOp.h:132</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a33ee2554140a204574cd276b080a4852"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a33ee2554140a204574cd276b080a4852">geos::operation::geounion::UnaryUnionOp::Union</a></div><div class="ttdeci">static std::unique_ptr< geom::Geometry > Union(const geom::Geometry &geom)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00110">UnaryUnionOp.h:110</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_1operation_1_1geounion_1_1UnaryUnionOp_html_a3aae780e6b8b3a2b74f054a5a9a1a41f"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a3aae780e6b8b3a2b74f054a5a9a1a41f">geos::operation::geounion::UnaryUnionOp::Union</a></div><div class="ttdeci">static std::unique_ptr< geom::Geometry > Union(const T &geoms)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00094">UnaryUnionOp.h:94</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a470e15b52d492935d231ede049d6ef45"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a470e15b52d492935d231ede049d6ef45">geos::operation::geounion::UnaryUnionOp::empty</a></div><div class="ttdeci">std::unique_ptr< geom::Geometry > empty</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00231">UnaryUnionOp.h:231</a></div></div>
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<div class="ttc" id="export_8h_html"><div class="ttname"><a href="export_8h.html">export.h</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a1ea8082274675ec2796a8bb3e74da88e"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a1ea8082274675ec2796a8bb3e74da88e">geos::operation::geounion::UnaryUnionOp::UnaryUnionOp</a></div><div class="ttdeci">UnaryUnionOp(const T &geoms)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00125">UnaryUnionOp.h:125</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html">geos::operation::geounion::UnaryUnionOp</a></div><div class="ttdoc">Unions a collection of Geometry or a single Geometry (which may be a collection) together. </div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00089">UnaryUnionOp.h:89</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_adb5463aee922e00c1d71756251a6bd2d"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#adb5463aee922e00c1d71756251a6bd2d">geos::operation::geounion::UnaryUnionOp::geomFact</a></div><div class="ttdeci">const geom::GeometryFactory * geomFact</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00230">UnaryUnionOp.h:230</a></div></div>
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<div class="ttc" id="Point_8h_html"><div class="ttname"><a href="Point_8h.html">Point.h</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1ClassicUnionStrategy_html"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1ClassicUnionStrategy.html">geos::operation::geounion::ClassicUnionStrategy</a></div><div class="ttdoc">Implementation of UnionStrategy that provides overlay using the first generation overlay routines...</div><div class="ttdef"><b>Definition:</b> <a href="CascadedPolygonUnion_8h_source.html#l00059">CascadedPolygonUnion.h:59</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnionStrategy_html"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnionStrategy.html">geos::operation::geounion::UnionStrategy</a></div><div class="ttdef"><b>Definition:</b> <a href="UnionStrategy_8h_source.html#l00040">UnionStrategy.h:40</a></div></div>
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<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> <a href="OverlayOp_8h_source.html#l00070">OverlayOp.h:70</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a969b8211db8b3bca20b9a616b3f1bbe5"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a969b8211db8b3bca20b9a616b3f1bbe5">geos::operation::geounion::UnaryUnionOp::unionFunction</a></div><div class="ttdeci">UnionStrategy * unionFunction</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00233">UnaryUnionOp.h:233</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a0fae90c122df78fcdcf94bf688f8d128"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0fae90c122df78fcdcf94bf688f8d128">geos::operation::geounion::UnaryUnionOp::unionNoOpt</a></div><div class="ttdeci">std::unique_ptr< geom::Geometry > unionNoOpt(const geom::Geometry &g0)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00199">UnaryUnionOp.h:199</a></div></div>
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<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> <a href="Geometry_8h_source.html#l00188">Geometry.h:188</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a6d800b1f5ba46f6cc5f379ee6e1c7ff5"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a6d800b1f5ba46f6cc5f379ee6e1c7ff5">geos::operation::geounion::UnaryUnionOp::polygons</a></div><div class="ttdeci">std::vector< const geom::Polygon * > polygons</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00226">UnaryUnionOp.h:226</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a0801f87d449e8812205934b2dde210d8"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a0801f87d449e8812205934b2dde210d8">geos::operation::geounion::UnaryUnionOp::defaultUnionFunction</a></div><div class="ttdeci">ClassicUnionStrategy defaultUnionFunction</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00234">UnaryUnionOp.h:234</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a4a58d4badf8b8fc2ef96a6e9c75cca5b"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a4a58d4badf8b8fc2ef96a6e9c75cca5b">geos::operation::geounion::UnaryUnionOp::lines</a></div><div class="ttdeci">std::vector< const geom::LineString * > lines</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00227">UnaryUnionOp.h:227</a></div></div>
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<div class="ttc" id="OverlayOp_8h_html"><div class="ttname"><a href="OverlayOp_8h.html">OverlayOp.h</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a09d360b5400925975efa3f3397198d22"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a09d360b5400925975efa3f3397198d22">geos::operation::geounion::UnaryUnionOp::extract</a></div><div class="ttdeci">void extract(const geom::Geometry &geom)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00173">UnaryUnionOp.h:173</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1Geometry_html_ab41bcf3461be250e143ed2d7da19815b"><div class="ttname"><a href="classgeos_1_1geom_1_1Geometry.html#ab41bcf3461be250e143ed2d7da19815b">geos::geom::Geometry::getFactory</a></div><div class="ttdeci">const GeometryFactory * getFactory() const </div><div class="ttdoc">Gets the factory which contains the context in which this geometry was created. </div><div class="ttdef"><b>Definition:</b> <a href="Geometry_8h_source.html#l00218">Geometry.h:218</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_1operation_1_1geounion_1_1UnaryUnionOp_html_a32f2998d3e724fc306c6071c71d55f09"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a32f2998d3e724fc306c6071c71d55f09">geos::operation::geounion::UnaryUnionOp::Union</a></div><div class="ttdeci">static std::unique_ptr< geom::Geometry > Union(const T &geoms, geom::GeometryFactory &geomFact)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00102">UnaryUnionOp.h:102</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="Polygon_8h_html"><div class="ttname"><a href="Polygon_8h.html">Polygon.h</a></div></div>
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<div class="ttc" id="GeometryExtracter_8h_html"><div class="ttname"><a href="GeometryExtracter_8h.html">GeometryExtracter.h</a></div></div>
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<div class="ttc" id="CascadedPolygonUnion_8h_html"><div class="ttname"><a href="CascadedPolygonUnion_8h.html">CascadedPolygonUnion.h</a></div></div>
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<div class="ttc" id="LineString_8h_html"><div class="ttname"><a href="LineString_8h.html">LineString.h</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_a57264649b278511171ae70550d0f5e24"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#a57264649b278511171ae70550d0f5e24">geos::operation::geounion::UnaryUnionOp::extractGeoms</a></div><div class="ttdeci">void extractGeoms(const T &geoms)</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00160">UnaryUnionOp.h:160</a></div></div>
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<div class="ttc" id="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp_html_add3e333be41c9b23869ab2894f710611"><div class="ttname"><a href="classgeos_1_1operation_1_1geounion_1_1UnaryUnionOp.html#add3e333be41c9b23869ab2894f710611">geos::operation::geounion::UnaryUnionOp::points</a></div><div class="ttdeci">std::vector< const geom::Point * > points</div><div class="ttdef"><b>Definition:</b> <a href="UnaryUnionOp_8h_source.html#l00228">UnaryUnionOp.h:228</a></div></div>
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<div class="ttc" id="GeometryFactory_8h_html"><div class="ttname"><a href="GeometryFactory_8h.html">GeometryFactory.h</a></div></div>
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