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<a href="BufferInputLineSimplifier_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) 2009 Sandro Santilli &lt;strk@kbt.io&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;<span class="comment"> *</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * Last port: operation/buffer/BufferInputLineSimplifier.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">#ifndef GEOS_OP_BUFFER_BUFFERINPUTLINESIMPLIFIER_H</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#define GEOS_OP_BUFFER_BUFFERINPUTLINESIMPLIFIER_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="CoordinateSequence_8h.html">geos/geom/CoordinateSequence.h</a>&gt;</span> <span class="comment">// complete type required</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span> <span class="comment">// for composition</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</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;<span class="comment">// Forward declarations</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">class </span>CoordinateSequence;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="comment">//class PrecisionModel;</span></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> {</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>buffer { <span class="comment">// geos.operation.buffer</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html"> 72</a></span>&#160;<span class="keyword">class </span><a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a> {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keyword">static</span> std::unique_ptr&lt;geom::CoordinateSequence&gt; simplify(</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>&amp; inputLine, <span class="keywordtype">double</span> distanceTol);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>&amp; input);</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; std::unique_ptr&lt;geom::CoordinateSequence&gt; simplify(<span class="keywordtype">double</span> distanceTol);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordtype">bool</span> deleteShallowConcavities();</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordtype">size_t</span> findNextNonDeletedIndex(<span class="keywordtype">size_t</span> index) <span class="keyword">const</span>;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; std::unique_ptr&lt;geom::CoordinateSequence&gt; collapseLine() <span class="keyword">const</span>;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keywordtype">bool</span> isDeletable(<span class="keywordtype">size_t</span> i0, <span class="keywordtype">size_t</span> i1, <span class="keywordtype">size_t</span> i2, <span class="keywordtype">double</span> distanceTol) <span class="keyword">const</span>;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keywordtype">bool</span> isShallowConcavity(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0,</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p1,</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p2,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordtype">double</span> distanceTol) <span class="keyword">const</span>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordtype">bool</span> isShallowSampled(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0,</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p2,</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="keywordtype">size_t</span> i0, <span class="keywordtype">size_t</span> i2, <span class="keywordtype">double</span> distanceTol) <span class="keyword">const</span>;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordtype">bool</span> isShallow(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0,</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p1,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p2,</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordtype">double</span> distanceTol) <span class="keyword">const</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; <span class="keywordtype">bool</span> isConcave(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p0,</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p1,</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>&amp; p2) <span class="keyword">const</span>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#a6fe6cad37e2cc92983e58ed0f0c2ab9d"> 160</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> NUM_PTS_TO_CHECK = 10;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;</div><div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#abcbc5ae786a1dba26db99f920baa10f0"> 162</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> INIT = 0;</div><div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#a8f59ad1d58ac54dd8b6fbddcab2c5bed"> 163</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> DELETE = 1;</div><div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#a08323e3ea4bfe2be9550039a04fadb25"> 164</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> KEEP = 1;</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"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aaf6f7ce0bf0b4f211a897bdc20b235d4"> 166</a></span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html">geom::CoordinateSequence</a>&amp; <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aaf6f7ce0bf0b4f211a897bdc20b235d4">inputLine</a>;</div><div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aa76ae9ca87ef59bbfc357da6cf6e25c1"> 167</a></span>&#160; <span class="keywordtype">double</span> <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aa76ae9ca87ef59bbfc357da6cf6e25c1">distanceTol</a>;</div><div class="line"><a name="l00168"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#ab1edd3597c5f1bc9614e1855d94651e1"> 168</a></span>&#160; std::vector&lt;int&gt; <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#ab1edd3597c5f1bc9614e1855d94651e1">isDeleted</a>;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;</div><div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#af50047c8a474abb5706d85bde7be7559"> 170</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#af50047c8a474abb5706d85bde7be7559">angleOrientation</a>;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="comment">// Declare type as noncopyable</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a>&amp; other) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">BufferInputLineSimplifier</a>&amp; rhs) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;};</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</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="comment">// namespace geos.operation.buffer</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;} <span class="comment">// namespace geos.operation</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;} <span class="comment">// namespace geos</span></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;<span class="preprocessor">#endif // ndef GEOS_OP_BUFFER_BUFFERINPUTLINESIMPLIFIER_H</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;</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="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier_html_aa76ae9ca87ef59bbfc357da6cf6e25c1"><div class="ttname"><a href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aa76ae9ca87ef59bbfc357da6cf6e25c1">geos::operation::buffer::BufferInputLineSimplifier::distanceTol</a></div><div class="ttdeci">double distanceTol</div><div class="ttdef"><b>Definition:</b> <a href="BufferInputLineSimplifier_8h_source.html#l00167">BufferInputLineSimplifier.h:167</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier_html_aaf6f7ce0bf0b4f211a897bdc20b235d4"><div class="ttname"><a href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#aaf6f7ce0bf0b4f211a897bdc20b235d4">geos::operation::buffer::BufferInputLineSimplifier::inputLine</a></div><div class="ttdeci">const geom::CoordinateSequence &amp; inputLine</div><div class="ttdef"><b>Definition:</b> <a href="BufferInputLineSimplifier_8h_source.html#l00166">BufferInputLineSimplifier.h:166</a></div></div>
<div class="ttc" id="CoordinateSequence_8h_html"><div class="ttname"><a href="CoordinateSequence_8h.html">CoordinateSequence.h</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_1buffer_1_1BufferInputLineSimplifier_html_af50047c8a474abb5706d85bde7be7559"><div class="ttname"><a href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#af50047c8a474abb5706d85bde7be7559">geos::operation::buffer::BufferInputLineSimplifier::angleOrientation</a></div><div class="ttdeci">int angleOrientation</div><div class="ttdef"><b>Definition:</b> <a href="BufferInputLineSimplifier_8h_source.html#l00170">BufferInputLineSimplifier.h:170</a></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="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier_html"><div class="ttname"><a href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html">geos::operation::buffer::BufferInputLineSimplifier</a></div><div class="ttdoc">Simplifies a buffer input line to remove concavities with shallow depth. </div><div class="ttdef"><b>Definition:</b> <a href="BufferInputLineSimplifier_8h_source.html#l00072">BufferInputLineSimplifier.h:72</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier_html_ab1edd3597c5f1bc9614e1855d94651e1"><div class="ttname"><a href="classgeos_1_1operation_1_1buffer_1_1BufferInputLineSimplifier.html#ab1edd3597c5f1bc9614e1855d94651e1">geos::operation::buffer::BufferInputLineSimplifier::isDeleted</a></div><div class="ttdeci">std::vector&lt; int &gt; isDeleted</div><div class="ttdef"><b>Definition:</b> <a href="BufferInputLineSimplifier_8h_source.html#l00168">BufferInputLineSimplifier.h:168</a></div></div>
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