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<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">// Source Author: Piyush Agram</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Co-Author: Joshua Cohen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright 2017</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> </div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <iostream></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <memory></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "Constants.h"</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "Ellipsoid.h"</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>isce3 { <span class="keyword">namespace </span>core {</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1ProjectionBase.html"> 22</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <a class="code" href="classisce3_1_1core_1_1Ellipsoid.html">Ellipsoid</a> _ellipse;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">int</span> _epsgcode;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1ProjectionBase.html#ace45c5f01390a16ff4c894256c119a6d"> 34</a></span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#ace45c5f01390a16ff4c894256c119a6d">ProjectionBase</a>(<span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>) : _ellipse(6378137.,.0066943799901), _epsgcode(code) {}</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc"> 37</a></span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _epsgcode; }</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1ProjectionBase.html#af8b4f7da454346aaffb25dbbe61c569c"> 40</a></span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Ellipsoid.html">Ellipsoid</a>& <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#af8b4f7da454346aaffb25dbbe61c569c">ellipsoid</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _ellipse; }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#afa4715a3562db7afa449ffdf1cbe516f">print</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#a3f007fe6cf5ba15c2d62400d757741a6">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz) <span class="keyword">const</span> = 0 ;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#a71414c93bf88c89083d2be7fbfff35ee">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh) <span class="keyword">const</span> = 0 ;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">inline</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">Vec3</a> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#a71414c93bf88c89083d2be7fbfff35ee">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">Vec3</a>& native)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="classisce3_1_1core_1_1Vector.html">Vec3</a> llh;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#a71414c93bf88c89083d2be7fbfff35ee">inverse</a>(native, llh);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">return</span> llh;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1ProjectionBase.html#a8a978453b081e1659b2ff0ba3834eb28"> 63</a></span>  <span class="keyword">virtual</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#a8a978453b081e1659b2ff0ba3834eb28">~ProjectionBase</a>() {}</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> </div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1LonLat.html"> 67</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1LonLat.html">LonLat</a> : <span class="keyword">public</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// Value constructor</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="classisce3_1_1core_1_1LonLat.html">LonLat</a>() : <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#ace45c5f01390a16ff4c894256c119a6d">ProjectionBase</a>(4326) {}</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="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#a0cea8715dbd2704862703e17bb4626fa">print</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">// This will be a pass through for Lat/Lon</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#aeecba7680a46f561c8a86fd4ee007c6e">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// This will also be a pass through for Lat/Lon</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#a4aedc48a1d79cbb33b5ebf4551ac848a">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&) <span class="keyword">const</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> </div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1LonLat.html#a0cea8715dbd2704862703e17bb4626fa"> 79</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#a0cea8715dbd2704862703e17bb4626fa">LonLat::print</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  std::cout << <span class="stringliteral">"Projection: LatLon"</span> << std::endl << <span class="stringliteral">"EPSG: "</span> << <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>() << std::endl;</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> </div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1LonLat.html#aeecba7680a46f561c8a86fd4ee007c6e"> 83</a></span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#aeecba7680a46f561c8a86fd4ee007c6e">LonLat::forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a> &in, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a> &out)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  out[0] = in[0] * 180.0/M_PI;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  out[1] = in[1] * 180.0/M_PI;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  out[2] = in[2];</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> 0;</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"><a class="line" href="classisce3_1_1core_1_1LonLat.html#a4aedc48a1d79cbb33b5ebf4551ac848a"> 90</a></span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1LonLat.html#a4aedc48a1d79cbb33b5ebf4551ac848a">LonLat::inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a> &in, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a> &out)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  out[0] = in[0] * M_PI/180.0;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  out[1] = in[1] * M_PI/180.0;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  out[2] = in[2];</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1Geocent.html"> 98</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1Geocent.html">Geocent</a> : <span class="keyword">public</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// Value constructor</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="classisce3_1_1core_1_1Geocent.html">Geocent</a>() : <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#ace45c5f01390a16ff4c894256c119a6d">ProjectionBase</a>(4978) {}</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="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1Geocent.html#abe12ce547571f067f06d712b12ba3ba0">print</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1Geocent.html#a177b631cdafb14db53467344226452b4">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1Geocent.html#a06a68d9aba3d2e35cb3f1ed24628b616">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh) <span class="keyword">const</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> </div>
<div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1Geocent.html#abe12ce547571f067f06d712b12ba3ba0"> 111</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1Geocent.html#abe12ce547571f067f06d712b12ba3ba0">Geocent::print</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  std::cout << <span class="stringliteral">"Projection: Geocent"</span> << std::endl << <span class="stringliteral">"EPSG: "</span> << <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>() << std::endl;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1UTM.html"> 119</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1UTM.html">UTM</a> : <span class="keyword">public</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Constants related to the projection system</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">double</span> lon0;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">int</span> zone;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">bool</span> isnorth;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// Parameters from Proj.4</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">double</span> cgb[6], cbg[6], utg[6], gtu[6];</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">double</span> Qn, Zb;</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>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// Value constructor</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="classisce3_1_1core_1_1UTM.html">UTM</a>(<span class="keywordtype">int</span>);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1UTM.html#ac0a693e2cc74213f01ab8f1821f41e45">print</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1UTM.html#a2bb5395d40052c431786154ea94d73bf">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1UTM.html#a2802aea99df745ea191217a820514b30">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz, <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh) <span class="keyword">const</span>;</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="l00140"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1UTM.html#ac0a693e2cc74213f01ab8f1821f41e45"> 140</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1UTM.html#ac0a693e2cc74213f01ab8f1821f41e45">UTM::print</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  std::cout << <span class="stringliteral">"Projection: UTM"</span> << std::endl</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  << <span class="stringliteral">"Zone: "</span> << zone << (isnorth ? <span class="stringliteral">"N"</span> : <span class="stringliteral">"S"</span>) << std::endl</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  << <span class="stringliteral">"EPSG: "</span> << <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>() << std::endl;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1PolarStereo.html"> 150</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1PolarStereo.html">PolarStereo</a> : <span class="keyword">public</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// Constants related to projection system</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordtype">double</span> lat0, lon0, lat_ts, akm1, e;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">bool</span> isnorth;</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="keyword">public</span>:</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// Value constructor</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="classisce3_1_1core_1_1PolarStereo.html">PolarStereo</a>(<span class="keywordtype">int</span>);</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>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1PolarStereo.html#aab32a38a5753196af2de3077689d7a3f">print</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1PolarStereo.html#a92e3190b1fedd51a3ed1c13b30e96988">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1PolarStereo.html#a353c51cba8260b202d89abb391edbc14">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>&) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  };</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1PolarStereo.html#aab32a38a5753196af2de3077689d7a3f"> 167</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1PolarStereo.html#aab32a38a5753196af2de3077689d7a3f">PolarStereo::print</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  std::cout << <span class="stringliteral">"Projection: "</span> << (isnorth ? <span class="stringliteral">"North"</span> : <span class="stringliteral">"South"</span>)</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  << <span class="stringliteral">" Polar Stereographic"</span> << std::endl</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  << <span class="stringliteral">"EPSG: "</span> << <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>() << std::endl;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1CEA.html"> 176</a></span>  <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1CEA.html">CEA</a>: <span class="keyword">public</span> <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Constants related to projection system</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">double</span> apa[3];</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">double</span> lat_ts, k0, e, one_es, qp;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// Value constructor</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <a class="code" href="classisce3_1_1core_1_1CEA.html">CEA</a>();</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1CEA.html#a58b48aff38ae49ce7941f866be30bcae">print</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1CEA.html#a37027e445249b95386ad5ae35ce7a60f">forward</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">int</span> <a class="code" href="classisce3_1_1core_1_1CEA.html#a8900719eb3cbbb46f8198b443bf1830f">inverse</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& xyz,<a class="code" href="classisce3_1_1core_1_1Vector.html">cartesian_t</a>& llh) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  };</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1CEA.html#a58b48aff38ae49ce7941f866be30bcae"> 194</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1CEA.html#a58b48aff38ae49ce7941f866be30bcae">CEA::print</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  std::cout << <span class="stringliteral">"Projection: Cylindrical Equal Area"</span> << std::endl</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  << <span class="stringliteral">"EPSG: "</span> << <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">code</a>() << std::endl;</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> </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">//This is to create a projection system from the EPSG code</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">ProjectionBase</a>* createProj(<span class="keywordtype">int</span> epsg);</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="keyword">inline</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  std::unique_ptr<ProjectionBase> makeProjection(<span class="keywordtype">int</span> epsg)</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="keywordflow">return</span> std::unique_ptr<ProjectionBase>(createProj(epsg));</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</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="comment">// This is to transform a point from one coordinate system to another</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">int</span> projTransform(ProjectionBase* in, ProjectionBase *out, <span class="keyword">const</span> Vec3& inpts,</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  Vec3& outpts);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> }}</div>
<div class="ttc" id="classisce3_1_1core_1_1PolarStereo_html"><div class="ttname"><a href="classisce3_1_1core_1_1PolarStereo.html">isce3::core::PolarStereo</a></div><div class="ttdoc">Polar stereographic extension of ProjBase. </div><div class="ttdef"><b>Definition:</b> Projections.h:150</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_aadee3a4520c3546a371e640a4c8e77cc"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#aadee3a4520c3546a371e640a4c8e77cc">isce3::core::ProjectionBase::code</a></div><div class="ttdeci">int code() const </div><div class="ttdoc">Return EPSG code. </div><div class="ttdef"><b>Definition:</b> Projections.h:37</div></div>
<div class="ttc" id="classisce3_1_1core_1_1UTM_html"><div class="ttname"><a href="classisce3_1_1core_1_1UTM.html">isce3::core::UTM</a></div><div class="ttdoc">UTM coordinate extension of ProjBase. </div><div class="ttdef"><b>Definition:</b> Projections.h:119</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Ellipsoid_html"><div class="ttname"><a href="classisce3_1_1core_1_1Ellipsoid.html">isce3::core::Ellipsoid</a></div><div class="ttdoc">Data structure to store Ellipsoid information. </div><div class="ttdef"><b>Definition:</b> Ellipsoid.h:20</div></div>
<div class="ttc" id="classisce3_1_1core_1_1CEA_html_a37027e445249b95386ad5ae35ce7a60f"><div class="ttname"><a href="classisce3_1_1core_1_1CEA.html#a37027e445249b95386ad5ae35ce7a60f">isce3::core::CEA::forward</a></div><div class="ttdeci">int forward(const cartesian_t &llh, cartesian_t &xyz) const </div><div class="ttdoc">Transform from llh (rad) to CEA (m) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:336</div></div>
<div class="ttc" id="classisce3_1_1core_1_1LonLat_html_a4aedc48a1d79cbb33b5ebf4551ac848a"><div class="ttname"><a href="classisce3_1_1core_1_1LonLat.html#a4aedc48a1d79cbb33b5ebf4551ac848a">isce3::core::LonLat::inverse</a></div><div class="ttdeci">int inverse(const cartesian_t &, cartesian_t &) const </div><div class="ttdoc">Function for transforming to LLH. </div><div class="ttdef"><b>Definition:</b> Projections.h:90</div></div>
<div class="ttc" id="classisce3_1_1core_1_1CEA_html_a58b48aff38ae49ce7941f866be30bcae"><div class="ttname"><a href="classisce3_1_1core_1_1CEA.html#a58b48aff38ae49ce7941f866be30bcae">isce3::core::CEA::print</a></div><div class="ttdeci">void print() const </div><div class="ttdoc">Print function for debugging. </div><div class="ttdef"><b>Definition:</b> Projections.h:194</div></div>
<div class="ttc" id="classisce3_1_1core_1_1CEA_html"><div class="ttname"><a href="classisce3_1_1core_1_1CEA.html">isce3::core::CEA</a></div><div class="ttdoc">Equal Area Projection extension of ProjBase. </div><div class="ttdef"><b>Definition:</b> Projections.h:176</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_ace45c5f01390a16ff4c894256c119a6d"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#ace45c5f01390a16ff4c894256c119a6d">isce3::core::ProjectionBase::ProjectionBase</a></div><div class="ttdeci">ProjectionBase(int code)</div><div class="ttdoc">Value constructor with EPSG code as input. </div><div class="ttdef"><b>Definition:</b> Projections.h:34</div></div>
<div class="ttc" id="classisce3_1_1core_1_1LonLat_html_aeecba7680a46f561c8a86fd4ee007c6e"><div class="ttname"><a href="classisce3_1_1core_1_1LonLat.html#aeecba7680a46f561c8a86fd4ee007c6e">isce3::core::LonLat::forward</a></div><div class="ttdeci">int forward(const cartesian_t &, cartesian_t &) const </div><div class="ttdoc">Function for transforming from LLH. </div><div class="ttdef"><b>Definition:</b> Projections.h:83</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_a3f007fe6cf5ba15c2d62400d757741a6"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#a3f007fe6cf5ba15c2d62400d757741a6">isce3::core::ProjectionBase::forward</a></div><div class="ttdeci">virtual int forward(const cartesian_t &llh, cartesian_t &xyz) const =0</div><div class="ttdoc">Function for transforming from LLH. </div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_afa4715a3562db7afa449ffdf1cbe516f"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#afa4715a3562db7afa449ffdf1cbe516f">isce3::core::ProjectionBase::print</a></div><div class="ttdeci">virtual void print() const =0</div><div class="ttdoc">Print function for debugging. </div></div>
<div class="ttc" id="classisce3_1_1core_1_1UTM_html_a2bb5395d40052c431786154ea94d73bf"><div class="ttname"><a href="classisce3_1_1core_1_1UTM.html#a2bb5395d40052c431786154ea94d73bf">isce3::core::UTM::forward</a></div><div class="ttdeci">int forward(const cartesian_t &llh, cartesian_t &xyz) const </div><div class="ttdoc">Transform from llh (rad) to UTM (m) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:170</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html">isce3::core::ProjectionBase</a></div><div class="ttdoc">Abstract base class for individual projections. </div><div class="ttdef"><b>Definition:</b> Projections.h:22</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_a71414c93bf88c89083d2be7fbfff35ee"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#a71414c93bf88c89083d2be7fbfff35ee">isce3::core::ProjectionBase::inverse</a></div><div class="ttdeci">virtual int inverse(const cartesian_t &xyz, cartesian_t &llh) const =0</div><div class="ttdoc">Function for transforming to LLH. </div></div>
<div class="ttc" id="classisce3_1_1core_1_1LonLat_html"><div class="ttname"><a href="classisce3_1_1core_1_1LonLat.html">isce3::core::LonLat</a></div><div class="ttdoc">Standard WGS84 Lon/Lat Projection extension of ProjBase - EPSG:4326. </div><div class="ttdef"><b>Definition:</b> Projections.h:67</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_af8b4f7da454346aaffb25dbbe61c569c"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#af8b4f7da454346aaffb25dbbe61c569c">isce3::core::ProjectionBase::ellipsoid</a></div><div class="ttdeci">const Ellipsoid & ellipsoid() const </div><div class="ttdoc">Return underlying ellipsoid. </div><div class="ttdef"><b>Definition:</b> Projections.h:40</div></div>
<div class="ttc" id="classisce3_1_1core_1_1ProjectionBase_html_a8a978453b081e1659b2ff0ba3834eb28"><div class="ttname"><a href="classisce3_1_1core_1_1ProjectionBase.html#a8a978453b081e1659b2ff0ba3834eb28">isce3::core::ProjectionBase::~ProjectionBase</a></div><div class="ttdeci">virtual ~ProjectionBase()</div><div class="ttdoc">Virtual destructor. </div><div class="ttdef"><b>Definition:</b> Projections.h:63</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Geocent_html_a06a68d9aba3d2e35cb3f1ed24628b616"><div class="ttname"><a href="classisce3_1_1core_1_1Geocent.html#a06a68d9aba3d2e35cb3f1ed24628b616">isce3::core::Geocent::inverse</a></div><div class="ttdeci">int inverse(const cartesian_t &xyz, cartesian_t &llh) const </div><div class="ttdoc">This is same as Ellipsoid::xyzToLonLat. </div><div class="ttdef"><b>Definition:</b> Projections.cpp:35</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Geocent_html"><div class="ttname"><a href="classisce3_1_1core_1_1Geocent.html">isce3::core::Geocent</a></div><div class="ttdoc">Standard WGS84 ECEF coordinates extension of ProjBase - EPSG:4978. </div><div class="ttdef"><b>Definition:</b> Projections.h:98</div></div>
<div class="ttc" id="classisce3_1_1core_1_1LonLat_html_a0cea8715dbd2704862703e17bb4626fa"><div class="ttname"><a href="classisce3_1_1core_1_1LonLat.html#a0cea8715dbd2704862703e17bb4626fa">isce3::core::LonLat::print</a></div><div class="ttdeci">void print() const </div><div class="ttdoc">Print function for debugging. </div><div class="ttdef"><b>Definition:</b> Projections.h:79</div></div>
<div class="ttc" id="classisce3_1_1core_1_1UTM_html_a2802aea99df745ea191217a820514b30"><div class="ttname"><a href="classisce3_1_1core_1_1UTM.html#a2802aea99df745ea191217a820514b30">isce3::core::UTM::inverse</a></div><div class="ttdeci">int inverse(const cartesian_t &xyz, cartesian_t &llh) const </div><div class="ttdoc">Transform from UTM(m) to llh (rad) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:200</div></div>
<div class="ttc" id="classisce3_1_1core_1_1UTM_html_ac0a693e2cc74213f01ab8f1821f41e45"><div class="ttname"><a href="classisce3_1_1core_1_1UTM.html#ac0a693e2cc74213f01ab8f1821f41e45">isce3::core::UTM::print</a></div><div class="ttdeci">void print() const </div><div class="ttdoc">Print function for debugging. </div><div class="ttdef"><b>Definition:</b> Projections.h:140</div></div>
<div class="ttc" id="classisce3_1_1core_1_1PolarStereo_html_a92e3190b1fedd51a3ed1c13b30e96988"><div class="ttname"><a href="classisce3_1_1core_1_1PolarStereo.html#a92e3190b1fedd51a3ed1c13b30e96988">isce3::core::PolarStereo::forward</a></div><div class="ttdeci">int forward(const cartesian_t &, cartesian_t &) const </div><div class="ttdoc">Transfrom from llh(rad) to Polar Stereo (m) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:273</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Geocent_html_a177b631cdafb14db53467344226452b4"><div class="ttname"><a href="classisce3_1_1core_1_1Geocent.html#a177b631cdafb14db53467344226452b4">isce3::core::Geocent::forward</a></div><div class="ttdeci">int forward(const cartesian_t &llh, cartesian_t &xyz) const </div><div class="ttdoc">This is same as Ellipsoid::lonLatToXyz. </div><div class="ttdef"><b>Definition:</b> Projections.cpp:25</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Geocent_html_abe12ce547571f067f06d712b12ba3ba0"><div class="ttname"><a href="classisce3_1_1core_1_1Geocent.html#abe12ce547571f067f06d712b12ba3ba0">isce3::core::Geocent::print</a></div><div class="ttdeci">void print() const </div><div class="ttdoc">Print function for debugging. </div><div class="ttdef"><b>Definition:</b> Projections.h:111</div></div>
<div class="ttc" id="classisce3_1_1core_1_1PolarStereo_html_aab32a38a5753196af2de3077689d7a3f"><div class="ttname"><a href="classisce3_1_1core_1_1PolarStereo.html#aab32a38a5753196af2de3077689d7a3f">isce3::core::PolarStereo::print</a></div><div class="ttdeci">void print() const </div><div class="ttdoc">Print function for debugging. </div><div class="ttdef"><b>Definition:</b> Projections.h:167</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Vector_html"><div class="ttname"><a href="classisce3_1_1core_1_1Vector.html">isce3::core::Vector< 3 ></a></div></div>
<div class="ttc" id="classisce3_1_1core_1_1CEA_html_a8900719eb3cbbb46f8198b443bf1830f"><div class="ttname"><a href="classisce3_1_1core_1_1CEA.html#a8900719eb3cbbb46f8198b443bf1830f">isce3::core::CEA::inverse</a></div><div class="ttdeci">int inverse(const cartesian_t &xyz, cartesian_t &llh) const </div><div class="ttdoc">Transform from CEA (m) to LLH (rad) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:346</div></div>
<div class="ttc" id="classisce3_1_1core_1_1PolarStereo_html_a353c51cba8260b202d89abb391edbc14"><div class="ttname"><a href="classisce3_1_1core_1_1PolarStereo.html#a353c51cba8260b202d89abb391edbc14">isce3::core::PolarStereo::inverse</a></div><div class="ttdeci">int inverse(const cartesian_t &, cartesian_t &) const </div><div class="ttdoc">Transform from Polar Stereo (m) to llh (rad) </div><div class="ttdef"><b>Definition:</b> Projections.cpp:289</div></div>
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