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<a href="SnapRoundingNoder_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) 2006 Refractions Research Inc.</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;<span class="comment"> *</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * Last port: noding/snapround/SnapRoundingNoder.java r320 (JTS-1.12)</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#pragma once</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;<a class="code" href="export_8h.html">geos/export.h</a>&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="preprocessor">#include &lt;<a class="code" href="Coordinate_8h.html">geos/geom/Coordinate.h</a>&gt;</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="Envelope_8h.html">geos/geom/Envelope.h</a>&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="HotPixelIndex_8h.html">geos/noding/snapround/HotPixelIndex.h</a>&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="Noder_8h.html">geos/noding/Noder.h</a>&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</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="comment">// Forward declarations</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">class </span>Envelope;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">class </span>PrecisionModel;</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;<span class="keyword">namespace </span>noding {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">class </span>NodedSegmentString;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;}</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;}</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;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="keyword">namespace </span>noding { <span class="comment">// geos::noding</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="keyword">namespace </span>snapround { <span class="comment">// geos::noding::snapround</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html"> 71</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_1noding_1_1snapround_1_1SnapRoundingNoder.html">SnapRoundingNoder</a> : <span class="keyword">public</span> <a class="code" href="classgeos_1_1noding_1_1Noder.html">Noder</a> {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="keyword">private</span>:</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">// Members</span></div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a98bfe623d0c5198c584a14de494a3522"> 76</a></span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1PrecisionModel.html">geom::PrecisionModel</a>* <a class="code" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a98bfe623d0c5198c584a14de494a3522">pm</a>;</div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a1b50bc68b1e511d5f65b3bc2bdfb6a1e"> 77</a></span>&#160; <a class="code" href="classgeos_1_1noding_1_1snapround_1_1HotPixelIndex.html">noding::snapround::HotPixelIndex</a> <a class="code" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a1b50bc68b1e511d5f65b3bc2bdfb6a1e">pixelIndex</a>;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#aa9bcad1f503998d1b580761152a76aae"> 78</a></span>&#160; std::vector&lt;SegmentString*&gt; <a class="code" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#aa9bcad1f503998d1b580761152a76aae">snappedResult</a>;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="comment">// Methods</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordtype">void</span> snapRound(std::vector&lt;SegmentString*&gt;&amp; inputSegStrings, std::vector&lt;SegmentString*&gt;&amp; resultNodedSegments);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordtype">void</span> addVertexPixels(std::vector&lt;SegmentString*&gt;&amp; segStrings);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">void</span> addIntersectionPixels(std::vector&lt;SegmentString*&gt;&amp; segStrings);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordtype">void</span> <a class="code" href="namespacegeos_1_1util.html#a1256b1acb67c87ad2062787e617e25b0">round</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; pt, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; ptOut);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; std::unique_ptr&lt;std::vector&lt;geom::Coordinate&gt;&gt; <a class="code" href="namespacegeos_1_1util.html#a1256b1acb67c87ad2062787e617e25b0">round</a>(<span class="keyword">const</span> std::vector&lt;geom::Coordinate&gt;&amp; pts);</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordtype">void</span> computeSnaps(<span class="keyword">const</span> std::vector&lt;SegmentString*&gt;&amp; segStrings, std::vector&lt;SegmentString*&gt;&amp; snapped);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>* computeSegmentSnaps(<a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>* ss);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordtype">void</span> snapSegment(<a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0, <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p1, <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>* ss, <span class="keywordtype">size_t</span> segIndex);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordtype">void</span> addVertexNodeSnaps(<a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>* ss);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordtype">void</span> snapVertexNode(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0, <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>* ss, <span class="keywordtype">size_t</span> segIndex);</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">public</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"><a class="line" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a66a32128fa4817ab6b620902389ff0ab"> 140</a></span>&#160; <a class="code" href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a66a32128fa4817ab6b620902389ff0ab">SnapRoundingNoder</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1PrecisionModel.html">geom::PrecisionModel</a>* p_pm)</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; : pm(p_pm)</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; , pixelIndex(p_pm)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; {}</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; std::vector&lt;SegmentString*&gt;* getNodedSubstrings() <span class="keyword">const override</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> computeNodes(std::vector&lt;SegmentString*&gt;* inputSegStrings) <span class="keyword">override</span>; <span class="comment">//override</span></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;};</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;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;} <span class="comment">// namespace geos::noding::snapround</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;} <span class="comment">// namespace geos::noding</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;} <span class="comment">// namespace geos</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;</div><div class="ttc" id="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder_html_a66a32128fa4817ab6b620902389ff0ab"><div class="ttname"><a href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a66a32128fa4817ab6b620902389ff0ab">geos::noding::snapround::SnapRoundingNoder::SnapRoundingNoder</a></div><div class="ttdeci">SnapRoundingNoder(const geom::PrecisionModel *p_pm)</div><div class="ttdef"><b>Definition:</b> <a href="SnapRoundingNoder_8h_source.html#l00140">SnapRoundingNoder.h:140</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_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_1noding_1_1NodedSegmentString_html"><div class="ttname"><a href="classgeos_1_1noding_1_1NodedSegmentString.html">geos::noding::NodedSegmentString</a></div><div class="ttdoc">Represents a list of contiguous line segments, and supports noding the segments. </div><div class="ttdef"><b>Definition:</b> <a href="NodedSegmentString_8h_source.html#l00057">NodedSegmentString.h:57</a></div></div>
<div class="ttc" id="classgeos_1_1geom_1_1PrecisionModel_html"><div class="ttname"><a href="classgeos_1_1geom_1_1PrecisionModel.html">geos::geom::PrecisionModel</a></div><div class="ttdoc">Specifies the precision model of the Coordinate in a Geometry. </div><div class="ttdef"><b>Definition:</b> <a href="PrecisionModel_8h_source.html#l00087">PrecisionModel.h:87</a></div></div>
<div class="ttc" id="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder_html_a98bfe623d0c5198c584a14de494a3522"><div class="ttname"><a href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html#a98bfe623d0c5198c584a14de494a3522">geos::noding::snapround::SnapRoundingNoder::pm</a></div><div class="ttdeci">const geom::PrecisionModel * pm</div><div class="ttdef"><b>Definition:</b> <a href="SnapRoundingNoder_8h_source.html#l00076">SnapRoundingNoder.h:76</a></div></div>
<div class="ttc" id="classgeos_1_1noding_1_1snapround_1_1HotPixelIndex_html"><div class="ttname"><a href="classgeos_1_1noding_1_1snapround_1_1HotPixelIndex.html">geos::noding::snapround::HotPixelIndex</a></div><div class="ttdef"><b>Definition:</b> <a href="HotPixelIndex_8h_source.html#l00059">HotPixelIndex.h:59</a></div></div>
<div class="ttc" id="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder_html"><div class="ttname"><a href="classgeos_1_1noding_1_1snapround_1_1SnapRoundingNoder.html">geos::noding::snapround::SnapRoundingNoder</a></div><div class="ttdef"><b>Definition:</b> <a href="SnapRoundingNoder_8h_source.html#l00071">SnapRoundingNoder.h:71</a></div></div>
<div class="ttc" id="namespacegeos_1_1util_html_a1256b1acb67c87ad2062787e617e25b0"><div class="ttname"><a href="namespacegeos_1_1util.html#a1256b1acb67c87ad2062787e617e25b0">geos::util::round</a></div><div class="ttdeci">double round(double val)</div><div class="ttdef"><b>Definition:</b> <a href="math_8h_source.html#l00036">math.h:36</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_1noding_1_1Noder_html"><div class="ttname"><a href="classgeos_1_1noding_1_1Noder.html">geos::noding::Noder</a></div><div class="ttdoc">Computes all intersections between segments in a set of SegmentString. </div><div class="ttdef"><b>Definition:</b> <a href="Noder_8h_source.html#l00049">Noder.h:49</a></div></div>
<div class="ttc" id="Noder_8h_html"><div class="ttname"><a href="Noder_8h.html">Noder.h</a></div></div>
<div class="ttc" id="Envelope_8h_html"><div class="ttname"><a href="Envelope_8h.html">Envelope.h</a></div></div>
<div class="ttc" id="HotPixelIndex_8h_html"><div class="ttname"><a href="HotPixelIndex_8h.html">HotPixelIndex.h</a></div></div>
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