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class="header"> <div class="headertitle"> <div class="title">ElevationMatrix.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) 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: original (by strk)</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_OVERLAY_ELEVATIONMATRIX_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OP_OVERLAY_ELEVATIONMATRIX_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 <geos/geom/CoordinateFilter.h></span> <span class="comment">// for inheritance </span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <geos/geom/Envelope.h></span> <span class="comment">// for composition</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <geos/operation/overlay/ElevationMatrixCell.h></span> <span class="comment">// for composition</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> <span class="preprocessor">#include <vector></span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <string></span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(push)</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</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="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Forward declarations</span></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">namespace </span>geom {</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">class </span>Coordinate;</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">class </span>Geometry;</div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">namespace </span>operation {</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">namespace </span>overlay {</div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">class </span>ElevationMatrixFilter;</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">class </span>ElevationMatrix;</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> }</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span></div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">namespace </span>overlay { <span class="comment">// geos::operation::overlay</span></div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">/*</span></div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * This is the CoordinateFilter used by ElevationMatrix.</span></div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * filter_ro is used to add Geometry Coordinate's Z</span></div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * values to the matrix.</span></div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * filter_rw is used to actually elevate Geometries.</span></div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> */</span></div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">class </span>GEOS_DLL ElevationMatrixFilter: <span class="keyword">public</span> geom::CoordinateFilter</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>  ElevationMatrixFilter(ElevationMatrix &em);</div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  ~ElevationMatrixFilter();</div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">void</span> filter_rw(geom::Coordinate *c) <span class="keyword">const</span>;</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">void</span> filter_ro(<span class="keyword">const</span> geom::Coordinate *c);</div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  ElevationMatrix &em;</div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">double</span> avgElevation;</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">// Declare type as noncopyable</span></div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  ElevationMatrixFilter(<span class="keyword">const</span> ElevationMatrixFilter& other);</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  ElevationMatrixFilter& operator=(<span class="keyword">const</span> ElevationMatrixFilter& rhs);</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> </div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">/*</span></div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> */</span></div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">class </span>GEOS_DLL ElevationMatrix {</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">friend</span> <span class="keyword">class </span>ElevationMatrixFilter;</div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  ElevationMatrix(<span class="keyword">const</span> geom::Envelope &extent, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> rows,</div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> cols);</div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  ~ElevationMatrix();</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">void</span> add(<span class="keyword">const</span> geom::Geometry *geom);</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">void</span> elevate(geom::Geometry *geom) <span class="keyword">const</span>;</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// set Z value for each cell w/out one</span></div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">double</span> getAvgElevation() <span class="keyword">const</span>;</div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  ElevationMatrixCell &getCell(<span class="keyword">const</span> geom::Coordinate &c);</div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> ElevationMatrixCell &getCell(<span class="keyword">const</span> geom::Coordinate &c) <span class="keyword">const</span>;</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  std::string print() <span class="keyword">const</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>  ElevationMatrixFilter filter;</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">void</span> add(<span class="keyword">const</span> geom::Coordinate &c);</div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  geom::Envelope env;</div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> cols;</div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> rows;</div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">double</span> cellwidth;</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">double</span> cellheight;</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">mutable</span> <span class="keywordtype">bool</span> avgElevationComputed;</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">mutable</span> <span class="keywordtype">double</span> avgElevation;</div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  std::vector<ElevationMatrixCell>cells;</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> </div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> } <span class="comment">// namespace geos::operation::overlay</span></div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> } <span class="comment">// namespace geos::operation</span></div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(pop)</span></div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor">#endif // ndef GEOS_OP_OVERLAY_ELEVATIONMATRIX_H</span></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 class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> 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