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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Source Author: Bryan Riel</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Co-Author: Joshua Cohen</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright 2017</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "forward.h"</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <valarray></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "Constants.h"</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "Matrix.h"</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "Utilities.h"</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">class </span><a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d</a> {</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="comment">// Constructors</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">inline</span> LUT2d();</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">inline</span> LUT2d(<a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method);</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  LUT2d(<span class="keywordtype">double</span> xstart, <span class="keywordtype">double</span> ystart, <span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy,</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & data,</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method = isce3::core::BILINEAR_METHOD,</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordtype">bool</span> boundsError = <span class="keyword">true</span>);</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  LUT2d(<span class="keyword">const</span> std::valarray<double> & xcoord,</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">const</span> std::valarray<double> & ycoord,</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & data,</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method = isce3::core::BILINEAR_METHOD,</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">bool</span> boundsError = <span class="keyword">true</span>);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// Deep copy constructor</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">inline</span> LUT2d(<span class="keyword">const</span> LUT2d<T> & lut);</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>  <span class="comment">// Deep assignment operator</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">inline</span> LUT2d & operator=(<span class="keyword">const</span> LUT2d<T> & lut);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// Set data from external data</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html#a3a50a2ed82b417fbc4ac862ffd13b80b">setFromData</a>(<span class="keyword">const</span> std::valarray<double> & xcoord,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">const</span> std::valarray<double> & ycoord,</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & data);</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// Get interpolator method</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> interpMethod() <span class="keyword">const</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="comment">// Set interpolator method</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">void</span> interpMethod(<a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// Get starting X-coordinate</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> xStart()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _xstart; }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Get starting Y-coordinate</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> yStart()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _ystart; }</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// Get X-spacing</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> xSpacing()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _dx; }</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// Get Y-spacing</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> ySpacing()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _dy; }</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment">// Get LUT length (number of lines)</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">inline</span> <span class="keywordtype">size_t</span> length()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>(); }</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// Get LUT width (number of samples)</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">inline</span> <span class="keywordtype">size_t</span> width()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>(); }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// Get the reference value</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">inline</span> T refValue()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _refValue; }</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Get flag for having data</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> haveData()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _haveData; }</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// Get bounds error flag</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> boundsError()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _boundsError; }</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// Get read-only reference to data</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & data()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _data; }</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">// Set bounds error floag</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> boundsError(<span class="keywordtype">bool</span> flag) { _boundsError = flag; }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// Evaluate LUT </span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  T <a class="code" href="classisce3_1_1core_1_1LUT2d.html#aa9671243a4d0044d238add30af94009b">eval</a>(<span class="keywordtype">double</span> y, <span class="keywordtype">double</span> x) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classisce3_1_1core_1_1LUT2d.html#ae37001bee64b45a8a29600242b66f5f9"> 79</a></span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html#ae37001bee64b45a8a29600242b66f5f9">contains</a>(<span class="keywordtype">double</span> y, <span class="keywordtype">double</span> x)<span class="keyword"> const</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">const</span> <span class="keyword">auto</span> i = (y - _ystart) / _dy;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">const</span> <span class="keyword">auto</span> j = (x - _xstart) / _dx;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> (i >= 0.0) && (i < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>()) &&</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  (j >= 0.0) && (j < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>());</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> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// Flags</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">bool</span> _haveData, _boundsError;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  T _refValue;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Data</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">double</span> _xstart, _ystart, _dx, _dy;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> _data;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// Interpolation method</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="classisce3_1_1core_1_1Interpolator.html">isce3::core::Interpolator<T></a> * _interp;</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="keyword">private</span>:</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">void</span> _setInterpolator(<a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">dataInterpMethod</a> method);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// BVR: I'm placing the comparison operator implementations inline here because</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// it wasn't clear to me how to handle the template arguments out-of-line</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">public</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>  <span class="comment">// Comparison operator for floating point</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  template <typename U = T, std::enable_if_t<!std::is_compound<U>::value, <span class="keywordtype">int</span>> = 0></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T></a> & other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Check coordinates and dimensions first</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">bool</span> equal = _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>() == other.width();</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  equal *= _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>() == other.length();</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">if</span> (!equal) {</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</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>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_xstart, other.xStart());</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_ystart, other.yStart());</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_dx, other.xSpacing());</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_dy, other.ySpacing());</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (!equal) {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> <span class="keyword">false</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">// If we made it this far, check contents</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & otherMat = other.data();</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>(); ++i) {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>(); ++j) {</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_data(i,j), otherMat(i,j));</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> equal;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// Comparison operator for complex</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  template <typename U = T, std::enable_if_t<std::is_compound<U>::value, <span class="keywordtype">int</span>> = 0></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T></a> & other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// Check coordinates and dimensions first</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">bool</span> equal = _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>() == other.width();</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  equal *= _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>() == other.length();</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (!equal) {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_xstart, other.xStart());</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_ystart, other.yStart());</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_dx, other.xSpacing());</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a>(_dy, other.ySpacing());</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (!equal) {</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">return</span> <span class="keyword">false</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">// If we made it this far, check contents</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T></a> & otherMat = other.data();</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">length</a>(); ++i) {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j < _data.<a class="code" href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">width</a>(); ++j) {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  equal *= <a class="code" href="namespaceisce3_1_1core.html#ad047ef637dae39bd32ee370908b1e70e">isce3::core::compareComplex</a>(_data(i,j), otherMat(i,j));</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> equal;</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> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">// Default constructor using bilinear interpolator</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T>::</a></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">LUT2d</a>() : _haveData(false), _boundsError(true), _refValue(0.0) {</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  _setInterpolator(isce3::core::BILINEAR_METHOD);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// Constructor with specified interpolator</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T>::</a></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">LUT2d</a>(<a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method) : _haveData(false), _boundsError(true),</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  _refValue(0.0) {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  _setInterpolator(method);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// Deep copy constructor</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T>::</a></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">LUT2d</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T></a> & lut) : _haveData(lut.haveData()),</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  _boundsError(lut.boundsError()),</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  _refValue(lut.refValue()),</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  _xstart(lut.xStart()), _ystart(lut.yStart()),</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  _dx(lut.xSpacing()), _dy(lut.ySpacing()),</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  _data(lut.data()) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  _setInterpolator(lut.interpMethod());</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// Deep assignment operator</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T></a> &</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<T>::</a></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">operator=</a>(<span class="keyword">const</span> LUT2d<T> & lut) {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  _refValue = lut.refValue();</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  _xstart = lut.xStart();</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  _ystart = lut.yStart();</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  _dx = lut.xSpacing();</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  _dy = lut.ySpacing();</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  _data = lut.data();</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  _haveData = lut.haveData();</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  _boundsError = lut.boundsError();</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  _setInterpolator(lut.interpMethod());</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> }</div>
<div class="ttc" id="classisce3_1_1core_1_1LUT2d_html_ae37001bee64b45a8a29600242b66f5f9"><div class="ttname"><a href="classisce3_1_1core_1_1LUT2d.html#ae37001bee64b45a8a29600242b66f5f9">isce3::core::LUT2d::contains</a></div><div class="ttdeci">bool contains(double y, double x) const </div><div class="ttdoc">Check if point resides in domain of LUT. </div><div class="ttdef"><b>Definition:</b> LUT2d.h:79</div></div>
<div class="ttc" id="namespaceisce3_1_1core_html_ad047ef637dae39bd32ee370908b1e70e"><div class="ttname"><a href="namespaceisce3_1_1core.html#ad047ef637dae39bd32ee370908b1e70e">isce3::core::compareComplex</a></div><div class="ttdeci">bool compareComplex(std::complex< T > first, std::complex< T > second)</div><div class="ttdoc">Tolerance test for real and imaginary components for scalar value. </div><div class="ttdef"><b>Definition:</b> Utilities.h:237</div></div>
<div class="ttc" id="namespaceisce3_1_1core_html_a22d6f9cff6792e3f542529600d50ebce"><div class="ttname"><a href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a></div><div class="ttdeci">dataInterpMethod</div><div class="ttdoc">Enumeration type to indicate interpolation method. </div><div class="ttdef"><b>Definition:</b> Constants.h:23</div></div>
<div class="ttc" id="namespaceisce3_1_1core_html_a7e47b7bcd5cad5526ea04e230b7601dd"><div class="ttname"><a href="namespaceisce3_1_1core.html#a7e47b7bcd5cad5526ea04e230b7601dd">isce3::core::compareFloatingPoint</a></div><div class="ttdeci">bool compareFloatingPoint(T first, T second)</div><div class="ttdoc">Combined absolute and relative tolerance test. </div><div class="ttdef"><b>Definition:</b> Utilities.h:226</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Matrix_html"><div class="ttname"><a href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix< T ></a></div></div>
<div class="ttc" id="classisce3_1_1core_1_1LUT2d_html"><div class="ttname"><a href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d</a></div><div class="ttdoc">Data structure to store 2D Lookup table. </div><div class="ttdef"><b>Definition:</b> forward.h:30</div></div>
<div class="ttc" id="classisce3_1_1core_1_1LUT2d_html_a3a50a2ed82b417fbc4ac862ffd13b80b"><div class="ttname"><a href="classisce3_1_1core_1_1LUT2d.html#a3a50a2ed82b417fbc4ac862ffd13b80b">isce3::core::LUT2d::setFromData</a></div><div class="ttdeci">void setFromData(const std::valarray< double > &xcoord, const std::valarray< double > &ycoord, const isce3::core::Matrix< T > &data)</div><div class="ttdef"><b>Definition:</b> LUT2d.cpp:52</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Matrix_html_a534e32d61e2be8c1d7489cc21d62a697"><div class="ttname"><a href="classisce3_1_1core_1_1Matrix.html#a534e32d61e2be8c1d7489cc21d62a697">isce3::core::Matrix::length</a></div><div class="ttdeci">size_t length() const </div><div class="ttdoc">Get matrix length. </div><div class="ttdef"><b>Definition:</b> Matrix.icc:357</div></div>
<div class="ttc" id="classisce3_1_1core_1_1LUT2d_html_aa9671243a4d0044d238add30af94009b"><div class="ttname"><a href="classisce3_1_1core_1_1LUT2d.html#aa9671243a4d0044d238add30af94009b">isce3::core::LUT2d::eval</a></div><div class="ttdeci">T eval(double y, double x) const </div><div class="ttdef"><b>Definition:</b> LUT2d.cpp:108</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Matrix_html_ad97d9c2c4050ee056478dd23b1f0a580"><div class="ttname"><a href="classisce3_1_1core_1_1Matrix.html#ad97d9c2c4050ee056478dd23b1f0a580">isce3::core::Matrix::width</a></div><div class="ttdeci">size_t width() const </div><div class="ttdoc">Get matrix width. </div><div class="ttdef"><b>Definition:</b> Matrix.icc:349</div></div>
<div class="ttc" id="classisce3_1_1core_1_1Interpolator_html"><div class="ttname"><a href="classisce3_1_1core_1_1Interpolator.html">isce3::core::Interpolator< T ></a></div></div>
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