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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>GEOS: ScaledNoder.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">GEOS  <span id="projectnumber">3.5.0</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by 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<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) 2006 Refractions Research Inc.</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: noding/ScaledNoder.java rev. 1.3 (JTS-1.7.1)</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_NODING_SCALEDNODER_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_NODING_SCALEDNODER_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 <geos/export.h></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <cassert></span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <vector></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <geos/inline.h></span></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <geos/noding/Noder.h></span> <span class="comment">// for inheritance</span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//#include <geos/geom/CoordinateFilter.h> // for inheritance</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <geos/util.h></span></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(push)</span></div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></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="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// Forward declarations</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>geom {</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">class </span>Coordinate;</div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">class </span>CoordinateSequence;</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">namespace </span>noding {</div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">class </span>SegmentString;</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>geos {</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">namespace </span>noding { <span class="comment">// geos.noding</span></div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> <div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1ScaledNoder.html"> 61</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a> : <span class="keyword">public</span> <a class="code" href="classgeos_1_1noding_1_1Noder.html">Noder</a> { <span class="comment">// , public geom::CoordinateFilter { // implements Noder</span></div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">bool</span> isIntegerPrecision() { <span class="keywordflow">return</span> (scaleFactor == 1.0); }</div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>(<a class="code" href="classgeos_1_1noding_1_1Noder.html">Noder</a>& n, <span class="keywordtype">double</span> nScaleFactor,</div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">double</span> nOffsetX=0.0, <span class="keywordtype">double</span> nOffsetY=0.0)</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  :</div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  noder(n),</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  scaleFactor(nScaleFactor),</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  offsetX(nOffsetX),</div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  offsetY(nOffsetY),</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  isScaled(nScaleFactor!=1.0)</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> </div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  ~<a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>();</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  std::vector<SegmentString*>* getNodedSubstrings() <span class="keyword">const</span>;</div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> computeNodes(std::vector<SegmentString*>* inputSegStr);</div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">//void filter(Coordinate& c);</span></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>  <span class="keywordtype">void</span> filter_ro(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>* c)</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  ::geos::ignore_unused_variable_warning(c);</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  assert(0);</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> </div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">void</span> filter_rw(<a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>* c) <span class="keyword">const</span>;</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> <span class="keyword">private</span>:</div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="classgeos_1_1noding_1_1Noder.html">Noder</a>& noder;</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>  <span class="keywordtype">double</span> scaleFactor;</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>  <span class="keywordtype">double</span> offsetX;</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>  <span class="keywordtype">double</span> offsetY;</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">bool</span> isScaled;</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>  <span class="keywordtype">void</span> rescale(std::vector<SegmentString*>& segStrings) <span class="keyword">const</span>;</div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">void</span> scale(std::vector<SegmentString*>& segStrings) <span class="keyword">const</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">class </span>Scaler;</div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">class </span>ReScaler;</div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">friend</span> <span class="keyword">class </span>ScaledNoder::Scaler;</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>  <span class="keyword">friend</span> <span class="keyword">class </span>ScaledNoder::ReScaler;</div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">mutable</span> std::vector<geom::CoordinateSequence*> newCoordSeq;</div> <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div> <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// Declare type as noncopyable</span></div> <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>& other);</div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>& operator=(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1ScaledNoder.html">ScaledNoder</a>& rhs);</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="comment">// namespace geos.noding</span></div> <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div> <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(pop)</span></div> <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor">#endif // GEOS_NODING_SCALEDNODER_H</span></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_1noding_1_1ScaledNoder_html"><div class="ttname"><a href="classgeos_1_1noding_1_1ScaledNoder.html">geos::noding::ScaledNoder</a></div><div class="ttdoc">Wraps a Noder and transforms its input into the integer domain. </div><div class="ttdef"><b>Definition:</b> ScaledNoder.h:61</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> Noder.h:49</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by 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