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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//-*- C++ -*-</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//-*- coding: utf-8 -*-</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Author: Heresh Fattahi, Gustavo H. X. Shiroma</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// Copyright 2019-</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="comment">// pyre</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <pyre/journal.h></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="comment">// isce3::core</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <isce3/core/Orbit.h></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <isce3/core/Ellipsoid.h></span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <isce3/core/LUT2d.h></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <isce3/core/Constants.h></span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// isce3::io</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <isce3/io/Raster.h></span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// isce3::product</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <isce3/product/Product.h></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <isce3/product/RadarGridParameters.h></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// isce3::geometry</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <isce3/geometry/RTC.h></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="geometry_8h.html">geometry.h</a>"</span></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">namespace </span>isce3 {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>geometry {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b"> 34</a></span> <span class="keyword">enum</span> <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">geocodeOutputMode</a> {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  INTERP = 0,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  AREA_PROJECTION = 1,</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  AREA_PROJECTION_GAMMA_NAUGHT = 2</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> };</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="namespaceisce3_1_1geometry.html#a945da6b0eb1dbe8b3c38d7b3b7c98504"> 41</a></span> <span class="keyword">enum</span> <a class="code" href="namespaceisce3_1_1geometry.html#a945da6b0eb1dbe8b3c38d7b3b7c98504">geocodeMemoryMode</a> {</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  AUTO = 0,</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  SINGLE_BLOCK = 1,</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  BLOCKS_GEOGRID = 2,</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  BLOCKS_GEOGRID_AND_RADARGRID = 3</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> };</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">template</span><<span class="keyword">class</span> T> <span class="keyword">class </span>Geocode {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="classisce3_1_1geometry_1_1Geocode.html#a88d624cadaf7c07586a2fe342a0fafde">geocode</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& output_raster,</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& dem_raster,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a> output_mode =</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  isce3::geometry::geocodeOutputMode::INTERP,</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">double</span> geogrid_upsampling = 1,</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a3152617906cf72c5a9e2adebb1cbee2d">isce3::geometry::rtcInputRadiometry</a> input_radiometry =</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  isce3::geometry::rtcInputRadiometry::BETA_NAUGHT,</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">int</span> exponent = 0,</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">float</span> rtc_min_value_db = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">double</span> rtc_geogrid_upsampling = </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  std::numeric_limits<double>::quiet_NaN(),</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a8c7822e28716a12eab8e11707f301e60">rtcAlgorithm</a> rtc_algorithm = rtcAlgorithm::RTC_AREA_PROJECTION,</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordtype">double</span> abs_cal_factor = 1,</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">float</span> clip_min = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">float</span> clip_max = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">float</span> min_nlooks = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">float</span> radar_grid_nlooks = 1,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_vertices = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_dem_vertices = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_nlooks = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* input_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* output_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a945da6b0eb1dbe8b3c38d7b3b7c98504">geocodeMemoryMode</a> geocode_memory_mode = geocodeMemoryMode::AUTO,</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> interp_method =</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  isce3::core::dataInterpMethod::BIQUINTIC_METHOD);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">template</span><<span class="keyword">class</span> T_out></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1geometry_1_1Geocode.html#a5225d064eb3f8a664eafb4a0f8bce6d4">geocodeInterp</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& output_raster,</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& demRaster);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">template</span><<span class="keyword">class</span> T_out></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1geometry_1_1Geocode.html#a4b310c207aa9563b0e051df4767d9e74">geocodeAreaProj</a>(</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& output_raster,</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& dem_raster,</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a> output_mode =</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  isce3::geometry::geocodeOutputMode::AREA_PROJECTION,</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordtype">double</span> geogrid_upsampling = 1,</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a3152617906cf72c5a9e2adebb1cbee2d">isce3::geometry::rtcInputRadiometry</a> input_radiometry =</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  isce3::geometry::rtcInputRadiometry::BETA_NAUGHT,</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">float</span> rtc_min_value_db = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">double</span> rtc_geogrid_upsampling = </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  std::numeric_limits<double>::quiet_NaN(),</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a8c7822e28716a12eab8e11707f301e60">rtcAlgorithm</a> rtc_algorithm = rtcAlgorithm::RTC_AREA_PROJECTION,</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">double</span> abs_cal_factor = 1, </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">float</span> clip_min = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordtype">float</span> clip_max = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordtype">float</span> min_nlooks = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">float</span> radar_grid_nlooks = 1,</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_vertices = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_dem_vertices = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_nlooks = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* input_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* output_rtc = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a945da6b0eb1dbe8b3c38d7b3b7c98504">geocodeMemoryMode</a> geocode_memory_mode = geocodeMemoryMode::AUTO,</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> interp_method =</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  isce3::core::dataInterpMethod::BIQUINTIC_METHOD);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1geometry_1_1Geocode.html#a565dd9d9677b44f0531579d64d63fc54">geoGrid</a>(<span class="keywordtype">double</span> geoGridStartX, <span class="keywordtype">double</span> geoGridStartY,</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">double</span> geoGridSpacingX, <span class="keywordtype">double</span> geoGridSpacingY, <span class="keywordtype">int</span> width,</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">int</span> length, <span class="keywordtype">int</span> epsgcode);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">void</span> <a class="code" href="classisce3_1_1geometry_1_1Geocode.html#a80a304d3e0227e00d16d1eef61d47a62">updateGeoGrid</a>(<span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& dem_raster);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Set interpolator</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">void</span> interpolator(<a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> method) {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  _interp_method = method;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">void</span> doppler(<a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<double></a> doppler) { _doppler = doppler; }</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">void</span> orbit(<a class="code" href="classisce3_1_1core_1_1Orbit.html">isce3::core::Orbit</a>& orbit) { _orbit = orbit; }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordtype">void</span> ellipsoid(<a class="code" href="classisce3_1_1core_1_1Ellipsoid.html">isce3::core::Ellipsoid</a>& ellipsoid) { _ellipsoid = ellipsoid; }</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordtype">void</span> thresholdGeo2rdr(<span class="keywordtype">double</span> threshold) { _threshold = threshold; }</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordtype">void</span> numiterGeo2rdr(<span class="keywordtype">int</span> numiter) { _numiter = numiter; }</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">void</span> linesPerBlock(<span class="keywordtype">size_t</span> linesPerBlock) { _linesPerBlock = linesPerBlock; }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordtype">void</span> demBlockMargin(<span class="keywordtype">double</span> demBlockMargin) {</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  _demBlockMargin = demBlockMargin;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordtype">void</span> radarBlockMargin(<span class="keywordtype">int</span> radarBlockMargin) {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  _radarBlockMargin = radarBlockMargin;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  }</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// start X position for the output geogrid</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordtype">double</span> geoGridStartX()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridStartX; }</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// start Y position for the output geogrid</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordtype">double</span> geoGridStartY()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridStartY; }</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// X spacing for the output geogrid</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordtype">double</span> geoGridSpacingX()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridSpacingX; }</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// Y spacing for the output geogrid</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">double</span> geoGridSpacingY()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridSpacingY; }</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// number of pixels in east-west direction (X direction)</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordtype">int</span> geoGridWidth()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridWidth; }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// number of lines in north-south direction (Y direction)</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordtype">int</span> geoGridLength()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _geoGridLength; }</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordtype">void</span> _GetRadarPositionVect(</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">double</span> dem_y1, <span class="keyword">const</span> <span class="keywordtype">int</span> k_start, <span class="keyword">const</span> <span class="keywordtype">int</span> k_end,</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordtype">double</span> geogrid_upsampling, <span class="keywordtype">double</span>& a11, <span class="keywordtype">double</span>& r11, <span class="keywordtype">double</span>& a_min,</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordtype">double</span>& r_min, <span class="keywordtype">double</span>& a_max, <span class="keywordtype">double</span>& r_max,</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  std::vector<double>& a_last, std::vector<double>& r_last,</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  std::vector<Vec3>& dem_last,</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">isce3::core::ProjectionBase</a>* proj, DEMInterpolator& dem_interp_block,</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordtype">bool</span> flag_direction_line);</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keyword">template</span><<span class="keyword">class</span> T_out></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  _RunBlock(<span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">bool</span> is_radar_grid_single_block,</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  std::vector<std::unique_ptr<<a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T_out></a>>>& rdrData,</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> jmax, <span class="keywordtype">int</span> block_size, <span class="keywordtype">int</span> block_size_with_upsampling,</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordtype">int</span> block, <span class="keywordtype">int</span>& numdone, <span class="keywordtype">int</span> progress_block,</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">double</span> geogrid_upsampling, <span class="keywordtype">int</span> nbands,</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> interp_method,</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& dem_raster, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_vertices,</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_dem_vertices,</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_nlooks, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>* out_geo_rtc,</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> start, <span class="keyword">const</span> <span class="keywordtype">double</span> pixazm, <span class="keyword">const</span> <span class="keywordtype">double</span> dr,</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordtype">double</span> r0, <span class="keywordtype">int</span> xbound, <span class="keywordtype">int</span> ybound,</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">isce3::core::ProjectionBase</a>* proj,</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<float></a>& rtc_area,</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& output_raster,</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a> output_mode,</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordtype">float</span> rtc_min_value, <span class="keywordtype">double</span> abs_cal_factor, <span class="keywordtype">float</span> clip_min,</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordtype">float</span> clip_max, <span class="keywordtype">float</span> min_nlooks, <span class="keywordtype">float</span> radar_grid_nlooks,</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  pyre::journal::info_t& info);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordtype">void</span> _loadDEM(<a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& demRaster, DEMInterpolator& demInterp,</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">isce3::core::ProjectionBase</a>* _proj, <span class="keywordtype">int</span> lineStart,</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordtype">int</span> blockLength, <span class="keywordtype">int</span> blockWidth, <span class="keywordtype">double</span> demMargin);</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  std::string _get_nbytes_str(<span class="keywordtype">long</span> nbytes);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">void</span> _geo2rdr(<span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span>& azimuthTime, <span class="keywordtype">double</span>& slantRange,</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  DEMInterpolator& demInterp, <a class="code" href="classisce3_1_1core_1_1ProjectionBase.html">isce3::core::ProjectionBase</a>* proj);</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">template</span><<span class="keyword">class</span> T_out></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  _interpolate(<a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T_out></a>& rdrDataBlock,</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<T_out></a>& geoDataBlock,</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  std::valarray<double>& radarX, std::valarray<double>& radarY,</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">int</span> rdrBlockWidth, <span class="keywordtype">int</span> rdrBlockLength, <span class="keywordtype">int</span> azimuthFirstLine,</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordtype">int</span> rangeFirstPixel, <a class="code" href="classisce3_1_1core_1_1Interpolator.html">isce3::core::Interpolator<T_out></a>* interp);</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// isce3::core objects</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="classisce3_1_1core_1_1Orbit.html">isce3::core::Orbit</a> _orbit;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <a class="code" href="classisce3_1_1core_1_1Ellipsoid.html">isce3::core::Ellipsoid</a> _ellipsoid;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">// Optimization options</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordtype">double</span> _threshold;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordtype">int</span> _numiter;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">size_t</span> _linesPerBlock = 1000;</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// radar grids parameters</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<double></a> _doppler;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// start X position for the output geogrid</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordtype">double</span> _geoGridStartX = std::numeric_limits<double>::quiet_NaN();</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">// start Y position for the output geogrid</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordtype">double</span> _geoGridStartY = std::numeric_limits<double>::quiet_NaN();</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment">// X spacing for the output geogrid</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordtype">double</span> _geoGridSpacingX = std::numeric_limits<double>::quiet_NaN();</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment">// Y spacing for the output geogrid</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordtype">double</span> _geoGridSpacingY = std::numeric_limits<double>::quiet_NaN();</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="comment">// number of pixels in east-west direction (X direction)</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordtype">int</span> _geoGridWidth = -32768;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// number of lines in north-south direction (Y direction)</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordtype">int</span> _geoGridLength = -32768;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">// epsg code for the output geogrid</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordtype">int</span> _epsgOut = 0;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">// margin around a computed bounding box for DEM (in degrees)</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordtype">double</span> _demBlockMargin;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// margin around the computed bounding box for radar dara (integer number of</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">// lines/pixels)</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordtype">int</span> _radarBlockMargin;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">// interpolator</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> _interp_method =</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  isce3::core::dataInterpMethod::BIQUINTIC_METHOD;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> };</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> std::vector<float> getGeoAreaElementMean(</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keyword">const</span> std::vector<double>& x_vect, <span class="keyword">const</span> std::vector<double>& y_vect,</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1Orbit.html">isce3::core::Orbit</a>& orbit,</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1core_1_1LUT2d.html">isce3::core::LUT2d<double></a>& input_dop,</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster, <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& dem_raster,</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <a class="code" href="namespaceisce3_1_1geometry.html#a3152617906cf72c5a9e2adebb1cbee2d">isce3::geometry::rtcInputRadiometry</a> input_radiometry =</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  isce3::geometry::rtcInputRadiometry::BETA_NAUGHT,</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordtype">int</span> exponent = 0,</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a> output_mode =</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  isce3::geometry::geocodeOutputMode::AREA_PROJECTION,</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordtype">double</span> geogrid_upsampling = std::numeric_limits<double>::quiet_NaN(),</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">float</span> rtc_min_value_db = std::numeric_limits<float>::quiet_NaN(),</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordtype">double</span> abs_cal_factor = 1, <span class="keywordtype">float</span> radar_grid_nlooks = 1,</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordtype">float</span>* out_nlooks = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="namespaceisce3_1_1core.html#a22d6f9cff6792e3f542529600d50ebce">isce3::core::dataInterpMethod</a> interp_method =</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  isce3::core::dataInterpMethod::BIQUINTIC_METHOD,</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordtype">double</span> threshold = 1e-4, <span class="keywordtype">int</span> num_iter = 100, <span class="keywordtype">double</span> delta_range = 1e-4);</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> std::vector<float> _getGeoAreaElementMean(</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keyword">const</span> std::vector<double>& r_vect, <span class="keyword">const</span> std::vector<double>& a_vect,</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordtype">int</span> x_min, <span class="keywordtype">int</span> y_min, <a class="code" href="classisce3_1_1core_1_1Matrix.html">isce3::core::Matrix<float></a>& rtc_area,</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keyword">const</span> <a class="code" href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a>& radar_grid,</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a>& input_raster,</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a> output_mode =</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  isce3::geometry::geocodeOutputMode::AREA_PROJECTION,</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordtype">float</span> rtc_min_value = 0, <span class="keywordtype">float</span>* out_nlooks = <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordtype">double</span> abs_cal_factor = 1, <span class="keywordtype">float</span> radar_grid_nlooks = 1);</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> } <span class="comment">// namespace geometry</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> } <span class="comment">// namespace isce3</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// Get inline implementations for Geocode</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="preprocessor">#define ISCE_GEOMETRY_GEOCODE_ICC</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="preprocessor"></span><span class="preprocessor">#include "Geocode.icc"</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="preprocessor">#undef ISCE_GEOMETRY_GEOCODE_ICC</span></div>
<div class="ttc" id="namespaceisce3_1_1geometry_html_a945da6b0eb1dbe8b3c38d7b3b7c98504"><div class="ttname"><a href="namespaceisce3_1_1geometry.html#a945da6b0eb1dbe8b3c38d7b3b7c98504">isce3::geometry::geocodeMemoryMode</a></div><div class="ttdeci">geocodeMemoryMode</div><div class="ttdoc">Enumeration type to indicate memory management. </div><div class="ttdef"><b>Definition:</b> Geocode.h:41</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="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_1geometry_1_1Geocode_html_a5225d064eb3f8a664eafb4a0f8bce6d4"><div class="ttname"><a href="classisce3_1_1geometry_1_1Geocode.html#a5225d064eb3f8a664eafb4a0f8bce6d4">isce3::geometry::Geocode::geocodeInterp</a></div><div class="ttdeci">void geocodeInterp(const isce3::product::RadarGridParameters &radar_grid, isce3::io::Raster &input_raster, isce3::io::Raster &output_raster, isce3::io::Raster &demRaster)</div><div class="ttdoc">Geocode using the interpolation algorithm. </div><div class="ttdef"><b>Definition:</b> Geocode.cpp:199</div></div>
<div class="ttc" id="classisce3_1_1product_1_1RadarGridParameters_html"><div class="ttname"><a href="classisce3_1_1product_1_1RadarGridParameters.html">isce3::product::RadarGridParameters</a></div><div class="ttdef"><b>Definition:</b> RadarGridParameters.h:15</div></div>
<div class="ttc" id="classisce3_1_1geometry_1_1Geocode_html_a80a304d3e0227e00d16d1eef61d47a62"><div class="ttname"><a href="classisce3_1_1geometry_1_1Geocode.html#a80a304d3e0227e00d16d1eef61d47a62">isce3::geometry::Geocode::updateGeoGrid</a></div><div class="ttdeci">void updateGeoGrid(const isce3::product::RadarGridParameters &radar_grid, isce3::io::Raster &dem_raster)</div><div class="ttdoc">Update the output geogrid with radar grid and DEM attributes. </div><div class="ttdef"><b>Definition:</b> Geocode.cpp:71</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</a></div><div class="ttdoc">Data structure for a 2D row-major matrix. </div><div class="ttdef"><b>Definition:</b> forward.h:31</div></div>
<div class="ttc" id="namespaceisce3_1_1geometry_html_a8c7822e28716a12eab8e11707f301e60"><div class="ttname"><a href="namespaceisce3_1_1geometry.html#a8c7822e28716a12eab8e11707f301e60">isce3::geometry::rtcAlgorithm</a></div><div class="ttdeci">rtcAlgorithm</div><div class="ttdoc">Enumeration type to select RTC algorithm (RTC_DAVID_SMALL or RTC_AREA_PROJECTION) ...</div><div class="ttdef"><b>Definition:</b> RTC.h:36</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< double ></a></div></div>
<div class="ttc" id="classisce3_1_1geometry_1_1Geocode_html_a88d624cadaf7c07586a2fe342a0fafde"><div class="ttname"><a href="classisce3_1_1geometry_1_1Geocode.html#a88d624cadaf7c07586a2fe342a0fafde">isce3::geometry::Geocode::geocode</a></div><div class="ttdeci">void geocode(const isce3::product::RadarGridParameters &radar_grid, isce3::io::Raster &input_raster, isce3::io::Raster &output_raster, isce3::io::Raster &dem_raster, isce3::geometry::geocodeOutputMode output_mode=isce3::geometry::geocodeOutputMode::INTERP, double geogrid_upsampling=1, isce3::geometry::rtcInputRadiometry input_radiometry=isce3::geometry::rtcInputRadiometry::BETA_NAUGHT, int exponent=0, float rtc_min_value_db=std::numeric_limits< float >::quiet_NaN(), double rtc_geogrid_upsampling=std::numeric_limits< double >::quiet_NaN(), rtcAlgorithm rtc_algorithm=rtcAlgorithm::RTC_AREA_PROJECTION, double abs_cal_factor=1, float clip_min=std::numeric_limits< float >::quiet_NaN(), float clip_max=std::numeric_limits< float >::quiet_NaN(), float min_nlooks=std::numeric_limits< float >::quiet_NaN(), float radar_grid_nlooks=1, isce3::io::Raster *out_geo_vertices=nullptr, isce3::io::Raster *out_dem_vertices=nullptr, isce3::io::Raster *out_geo_nlooks=nullptr, isce3::io::Raster *out_geo_rtc=nullptr, isce3::io::Raster *input_rtc=nullptr, isce3::io::Raster *output_rtc=nullptr, geocodeMemoryMode geocode_memory_mode=geocodeMemoryMode::AUTO, isce3::core::dataInterpMethod interp_method=isce3::core::dataInterpMethod::BIQUINTIC_METHOD)</div><div class="ttdoc">Geocode data from slant-range to map coordinates. </div><div class="ttdef"><b>Definition:</b> Geocode.cpp:131</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_1geometry_1_1Geocode_html_a565dd9d9677b44f0531579d64d63fc54"><div class="ttname"><a href="classisce3_1_1geometry_1_1Geocode.html#a565dd9d9677b44f0531579d64d63fc54">isce3::geometry::Geocode::geoGrid</a></div><div class="ttdeci">void geoGrid(double geoGridStartX, double geoGridStartY, double geoGridSpacingX, double geoGridSpacingY, int width, int length, int epsgcode)</div><div class="ttdoc">Set the output geogrid. </div><div class="ttdef"><b>Definition:</b> Geocode.cpp:104</div></div>
<div class="ttc" id="namespaceisce3_1_1geometry_html_aa4707108fe94baf86a461f13cd79099b"><div class="ttname"><a href="namespaceisce3_1_1geometry.html#aa4707108fe94baf86a461f13cd79099b">isce3::geometry::geocodeOutputMode</a></div><div class="ttdeci">geocodeOutputMode</div><div class="ttdoc">Enumeration type to indicate the algorithm used for geocoding. </div><div class="ttdef"><b>Definition:</b> Geocode.h:34</div></div>
<div class="ttc" id="classisce3_1_1geometry_1_1Geocode_html_a4b310c207aa9563b0e051df4767d9e74"><div class="ttname"><a href="classisce3_1_1geometry_1_1Geocode.html#a4b310c207aa9563b0e051df4767d9e74">isce3::geometry::Geocode::geocodeAreaProj</a></div><div class="ttdeci">void geocodeAreaProj(const isce3::product::RadarGridParameters &radar_grid, isce3::io::Raster &input_raster, isce3::io::Raster &output_raster, isce3::io::Raster &dem_raster, isce3::geometry::geocodeOutputMode output_mode=isce3::geometry::geocodeOutputMode::AREA_PROJECTION, double geogrid_upsampling=1, isce3::geometry::rtcInputRadiometry input_radiometry=isce3::geometry::rtcInputRadiometry::BETA_NAUGHT, float rtc_min_value_db=std::numeric_limits< float >::quiet_NaN(), double rtc_geogrid_upsampling=std::numeric_limits< double >::quiet_NaN(), rtcAlgorithm rtc_algorithm=rtcAlgorithm::RTC_AREA_PROJECTION, double abs_cal_factor=1, float clip_min=std::numeric_limits< float >::quiet_NaN(), float clip_max=std::numeric_limits< float >::quiet_NaN(), float min_nlooks=std::numeric_limits< float >::quiet_NaN(), float radar_grid_nlooks=1, isce3::io::Raster *out_geo_vertices=nullptr, isce3::io::Raster *out_dem_vertices=nullptr, isce3::io::Raster *out_geo_nlooks=nullptr, isce3::io::Raster *out_geo_rtc=nullptr, isce3::io::Raster *input_rtc=nullptr, isce3::io::Raster *output_rtc=nullptr, geocodeMemoryMode geocode_memory_mode=geocodeMemoryMode::AUTO, isce3::core::dataInterpMethod interp_method=isce3::core::dataInterpMethod::BIQUINTIC_METHOD)</div><div class="ttdoc">Geocode using the area projection algorithm (adaptive multilooking) </div><div class="ttdef"><b>Definition:</b> Geocode.cpp:556</div></div>
<div class="ttc" id="geometry_8h_html"><div class="ttname"><a href="geometry_8h.html">geometry.h</a></div><div class="ttdoc">Collection of simple commonly used geometry functions. </div></div>
<div class="ttc" id="classisce3_1_1core_1_1Orbit_html"><div class="ttname"><a href="classisce3_1_1core_1_1Orbit.html">isce3::core::Orbit</a></div><div class="ttdoc">Sequence of platform ephemeris samples (state vectors) with uniform temporal spacing, supporting efficient lookup and interpolation. </div><div class="ttdef"><b>Definition:</b> Orbit.h:43</div></div>
<div class="ttc" id="namespaceisce3_1_1geometry_html_a3152617906cf72c5a9e2adebb1cbee2d"><div class="ttname"><a href="namespaceisce3_1_1geometry.html#a3152617906cf72c5a9e2adebb1cbee2d">isce3::geometry::rtcInputRadiometry</a></div><div class="ttdeci">rtcInputRadiometry</div><div class="ttdoc">Enumeration type to indicate input terrain radiometry (for RTC) </div><div class="ttdef"><b>Definition:</b> RTC.h:19</div></div>
<div class="ttc" id="classisce3_1_1io_1_1Raster_html"><div class="ttname"><a href="classisce3_1_1io_1_1Raster.html">isce3::io::Raster</a></div><div class="ttdoc">Data structure meant to handle Raster I/O operations. </div><div class="ttdef"><b>Definition:</b> Raster.h:34</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</a></div><div class="ttdoc">Definition of parent Interpolator. </div><div class="ttdef"><b>Definition:</b> forward.h:33</div></div>
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