EVOLUTION-MANAGER
Edit File: Vertex_8h_source.html
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class="header"> <div class="headertitle"> <div class="title">Vertex.h</div> </div> </div><!--header--> <div class="contents"> <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**********************************************************************</span></div> <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div> <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * GEOS - Geometry Engine Open Source</span></div> <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * http://geos.osgeo.org</span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div> <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 2012 Excensus LLC.</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 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: triangulate/quadedge/Vertex.java r524</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_TRIANGULATE_QUADEDGE_VERTEX_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_TRIANGULATE_QUADEDGE_VERTEX_H</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <math.h></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <memory></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 <geos/geom/Coordinate.h></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <geos/algorithm/HCoordinate.h></span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//fwd declarations</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>triangulate {</div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">namespace </span>quadedge {</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">class </span>QuadEdge;</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> }</div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> }</div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace </span>triangulate { <span class="comment">//geos.triangulate</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">namespace </span>quadedge { <span class="comment">//geos.triangulate.quadedge</span></div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> <div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html"> 61</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> {</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> LEFT = 0;</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> RIGHT = 1;</div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> BEYOND = 2;</div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> BEHIND = 3;</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> BETWEEN = 4;</div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> ORIGIN = 5;</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> DESTINATION = 6;</div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> p;</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(<span class="keywordtype">double</span> _x, <span class="keywordtype">double</span> _y);</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(<span class="keywordtype">double</span> _x, <span class="keywordtype">double</span> _y, <span class="keywordtype">double</span> _z);</div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &_p);</div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>();</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> getX()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> p.x;</div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> getY()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> p.y;</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> getZ()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> p.z;</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> setZ(<span class="keywordtype">double</span> _z) {</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  p.z = _z;</div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& getCoordinate()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> p;</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  }</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> equals(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &_x)<span class="keyword"> const</span></div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (p.x == _x.getX() && p.y == _x.getY())</div> <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</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">inline</span> <span class="keywordtype">bool</span> equals(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &_x, <span class="keywordtype">double</span> tolerance)<span class="keyword"> const</span></div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (p.distance(_x.getCoordinate()) < tolerance)</div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</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">virtual</span> <span class="keywordtype">int</span> classify(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &p0, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &p1);</div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div> <div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0e87eeb1665dd6f307c3654e40355276"> 124</a></span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0e87eeb1665dd6f307c3654e40355276">crossProduct</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &v)<span class="keyword"> const</span></div> <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> (p.x * v.getY() - p.y * v.getX());</div> <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> <div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0b1e1f5b5456e6467ffb02179819ca72"> 135</a></span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0b1e1f5b5456e6467ffb02179819ca72">dot</a>(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> v)<span class="keyword"> const</span></div> <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">return</span> (p.x * v.getX() + p.y * v.getY());</div> <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div> <div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div> <div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#ae0ac1ea3d381c06bc2125aa83966d398"> 146</a></span>  <span class="keyword">inline</span> std::auto_ptr<Vertex> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#ae0ac1ea3d381c06bc2125aa83966d398">times</a>(<span class="keywordtype">double</span> c)<span class="keyword"> const </span>{</div> <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">return</span> std::auto_ptr<Vertex>(<span class="keyword">new</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(c * p.x, c * p.y));</div> <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div> <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div> <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">/* Vector addition */</span></div> <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">inline</span> std::auto_ptr<Vertex> sum(<a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> v)<span class="keyword"> const </span>{</div> <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> std::auto_ptr<Vertex>(<span class="keyword">new</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a>(p.x + v.getX(), p.y + v.getY()));</div> <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div> <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div> <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">/* and subtraction */</span></div> <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keyword">inline</span> std::auto_ptr<Vertex> sub(<span class="keyword">const</span> Vertex &v)<span class="keyword"> const </span>{</div> <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> std::auto_ptr<Vertex>(<span class="keyword">new</span> Vertex(p.x - v.getX(), p.y - v.getY()));</div> <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div> <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div> <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">/* magnitude of vector */</span></div> <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> magn()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> (sqrt(p.x * p.x + p.y * p.y));</div> <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div> <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div> <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">/* returns k X v (cross product). this is a vector perpendicular to v */</span></div> <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keyword">inline</span> std::auto_ptr<Vertex> cross()<span class="keyword"> const </span>{</div> <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> std::auto_ptr<Vertex>(<span class="keyword">new</span> Vertex(p.y, -p.x));</div> <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div> <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div> <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">/***********************************************************************************************</span></div> <div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * Geometric primitives /</span></div> <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> **********************************************************************************************/</span></div> <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div> <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> isInCircle(<span class="keyword">const</span> Vertex &a, <span class="keyword">const</span> Vertex &b, <span class="keyword">const</span> Vertex &c) <span class="keyword">const</span>;</div> <div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div> <div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a63b53ba51752fa038e9d5e2e32855954"> 194</a></span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a63b53ba51752fa038e9d5e2e32855954">isCCW</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &b, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &c)<span class="keyword"> const </span></div> <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword"> </span>{</div> <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// is equal to the signed area of the triangle</span></div> <div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div> <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span> (b.p.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#ad809a77e5715e490a7e5f95c8611737e">x</a> - p.x) * (c.p.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#acdeb58356624ebe25cbbf5b6021c3d9d">y</a> - p.y) </div> <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  - (b.p.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#acdeb58356624ebe25cbbf5b6021c3d9d">y</a> - p.y) * (c.p.<a class="code" href="classgeos_1_1geom_1_1Coordinate.html#ad809a77e5715e490a7e5f95c8611737e">x</a> - p.x) > 0;</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> </div> <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">bool</span> rightOf(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a> &e) <span class="keyword">const</span>;</div> <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">bool</span> leftOf(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">QuadEdge</a> &e) <span class="keyword">const</span>;</div> <div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div> <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keyword">static</span> std::auto_ptr<algorithm::HCoordinate> bisector(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &a, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &b);</div> <div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div> <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> distance(<span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &v1, <span class="keyword">const</span> <a class="code" href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">Vertex</a> &v2)</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>  <span class="keywordflow">return</span> sqrt(pow(v2.getX() - v1.getX(), 2.0)</div> <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  + pow(v2.getY() - v1.getY(), 2.0));</div> <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  }</div> <div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div> <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> circumRadiusRatio(<span class="keyword">const</span> Vertex &b, <span class="keyword">const</span> Vertex &c);</div> <div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div> <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">virtual</span> std::auto_ptr<Vertex> midPoint(<span class="keyword">const</span> Vertex &a);</div> <div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div> <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">virtual</span> std::auto_ptr<Vertex> circleCenter(<span class="keyword">const</span> Vertex &b, <span class="keyword">const</span> Vertex &c) <span class="keyword">const</span>;</div> <div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div> <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> interpolateZValue(<span class="keyword">const</span> Vertex &v0, <span class="keyword">const</span> Vertex &v1,</div> <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">const</span> Vertex &v2) <span class="keyword">const</span>;</div> <div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div> <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> interpolateZ(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &v0, </div> <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &v1, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &v2);</div> <div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div> <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> interpolateZ(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &p0, </div> <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &p1);</div> <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> };</div> <div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div> <div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> Vertex& v1, <span class="keyword">const</span> Vertex& v2) {</div> <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">return</span> v1.getCoordinate() < v2.getCoordinate();</div> <div class="line"><a name="l00270"></a><span class="lineno"> 270</span> }</div> <div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div> <div class="line"><a name="l00272"></a><span class="lineno"> 272</span> } <span class="comment">//namespace geos.triangulate.quadedge</span></div> <div class="line"><a name="l00273"></a><span class="lineno"> 273</span> } <span class="comment">//namespace geos.triangulate</span></div> <div class="line"><a name="l00274"></a><span class="lineno"> 274</span> } <span class="comment">//namespace geos</span></div> <div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div> <div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor">#endif //GEOS_TRIANGULATE_QUADEDGE_VERTEX_H</span></div> <div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor"></span></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html_ae0ac1ea3d381c06bc2125aa83966d398"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#ae0ac1ea3d381c06bc2125aa83966d398">geos::triangulate::quadedge::Vertex::times</a></div><div class="ttdeci">std::auto_ptr< Vertex > times(double c) const </div><div class="ttdef"><b>Definition:</b> Vertex.h:146</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html_a63b53ba51752fa038e9d5e2e32855954"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a63b53ba51752fa038e9d5e2e32855954">geos::triangulate::quadedge::Vertex::isCCW</a></div><div class="ttdeci">bool isCCW(const Vertex &b, const Vertex &c) const </div><div class="ttdef"><b>Definition:</b> Vertex.h:194</div></div> <div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html_acdeb58356624ebe25cbbf5b6021c3d9d"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html#acdeb58356624ebe25cbbf5b6021c3d9d">geos::geom::Coordinate::y</a></div><div class="ttdeci">double y</div><div class="ttdoc">y-coordinate </div><div class="ttdef"><b>Definition:</b> Coordinate.h:83</div></div> <div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html">geos::geom::Coordinate</a></div><div class="ttdoc">Coordinate is the lightweight class used to store coordinates. </div><div class="ttdef"><b>Definition:</b> Coordinate.h:60</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html">geos::triangulate::quadedge::Vertex</a></div><div class="ttdef"><b>Definition:</b> Vertex.h:61</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html_a0b1e1f5b5456e6467ffb02179819ca72"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0b1e1f5b5456e6467ffb02179819ca72">geos::triangulate::quadedge::Vertex::dot</a></div><div class="ttdeci">double dot(Vertex v) const </div><div class="ttdef"><b>Definition:</b> Vertex.h:135</div></div> <div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html_ad809a77e5715e490a7e5f95c8611737e"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html#ad809a77e5715e490a7e5f95c8611737e">geos::geom::Coordinate::x</a></div><div class="ttdeci">double x</div><div class="ttdoc">x-coordinate </div><div class="ttdef"><b>Definition:</b> Coordinate.h:80</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge_html"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1QuadEdge.html">geos::triangulate::quadedge::QuadEdge</a></div><div class="ttdef"><b>Definition:</b> QuadEdge.h:51</div></div> <div class="ttc" id="classgeos_1_1triangulate_1_1quadedge_1_1Vertex_html_a0e87eeb1665dd6f307c3654e40355276"><div class="ttname"><a href="classgeos_1_1triangulate_1_1quadedge_1_1Vertex.html#a0e87eeb1665dd6f307c3654e40355276">geos::triangulate::quadedge::Vertex::crossProduct</a></div><div class="ttdeci">double crossProduct(const Vertex &v) const </div><div class="ttdef"><b>Definition:</b> Vertex.h:124</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img 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