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  84. 

  85. <div class="header">
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    87. 

  87. <div class="title">acalc.h</div>  </div>
    88. 

  88. </div><!--header-->
    89. 

  89. <div class="contents">
    90. 

  90. <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
    91. 

  91. <div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *openPilotLog - A FOSS Pilot Logbook Application</span></div>
    92. 

  92. <div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *Copyright (C) 2020-2021 Felix Turowsky</span></div>
    93. 

  93. <div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *</span></div>
    94. 

  94. <div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *This program is free software: you can redistribute it and/or modify</span></div>
    95. 

  95. <div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *it under the terms of the GNU General Public License as published by</span></div>
    96. 

  96. <div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *the Free Software Foundation, either version 3 of the License, or</span></div>
    97. 

  97. <div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *(at your option) any later version.</span></div>
    98. 

  98. <div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *</span></div>
    99. 

  99. <div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *This program is distributed in the hope that it will be useful,</span></div>
    100. 

  100. <div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> *but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
    101. 

  101. <div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div>
    102. 

  102. <div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *GNU General Public License for more details.</span></div>
    103. 

  103. <div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *</span></div>
    104. 

  104. <div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *You should have received a copy of the GNU General Public License</span></div>
    105. 

  105. <div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *along with this program.  If not, see &lt;https://www.gnu.org/licenses/&gt;.</span></div>
    106. 

  106. <div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> */</span></div>
    107. 

  107. <div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#ifndef ACALC_H</span></div>
    108. 

  108. <div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#define ACALC_H</span></div>
    109. 

  109. <div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160; </div>
    110. 

  110. <div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#ifdef _MSC_VER</span></div>
    111. 

  111. <div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#define _USE_MATH_DEFINES</span></div>
    112. 

  112. <div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#endif</span></div>
    113. 

  113. <div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;cmath&gt;</span></div>
    114. 

  114. <div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;QDateTime&gt;</span></div>
    115. 

  115. <div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;QDebug&gt;</span></div>
    116. 

  116. <div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;src/functions/alog.h&quot;</span></div>
    117. 

  117. <div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &quot;src/functions/atime.h&quot;</span></div>
    118. 

  118. <div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="namespace_a_calc.html">   35</a></span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_a_calc.html">ACalc</a> {</div>
    119. 

  119. <div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
    120. 

  120. <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="namespace_a_calc.html#a2a540662e22840e4b58e8e760611b4f2">   42</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#a2a540662e22840e4b58e8e760611b4f2">radToDeg</a>(<span class="keywordtype">double</span> rad)</div>
    121. 

  121. <div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;{</div>
    122. 

  122. <div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keywordtype">double</span> deg = rad * (180 / M_PI);</div>
    123. 

  123. <div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keywordflow">return</span> deg;</div>
    124. 

  124. <div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;}</div>
    125. 

  125. <div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160; </div>
    126. 

  126. <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="namespace_a_calc.html#acafe6c0bede38e737937e2062fd93c71">   53</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#acafe6c0bede38e737937e2062fd93c71">degToRad</a>(<span class="keywordtype">double</span> deg)</div>
    127. 

  127. <div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;{</div>
    128. 

  128. <div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <span class="keywordtype">double</span> rad = deg * (M_PI / 180);</div>
    129. 

  129. <div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <span class="keywordflow">return</span> rad;</div>
    130. 

  130. <div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;}</div>
    131. 

  131. <div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160; </div>
    132. 

  132. <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="namespace_a_calc.html#a37c52e8b522b233087b8c4d94f30fca5">   64</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#a37c52e8b522b233087b8c4d94f30fca5">radToNauticalMiles</a>(<span class="keywordtype">double</span> rad)</div>
    133. 

  133. <div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;{</div>
    134. 

  134. <div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keywordtype">double</span> nm = rad * 3440.06479482;</div>
    135. 

  135. <div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keywordflow">return</span> nm;</div>
    136. 

  136. <div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;}</div>
    137. 

  137. <div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160; </div>
    138. 

  138. <div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#a72c6fca35602a24ff8435f86abdc78d7">greatCircleDistance</a>(<span class="keywordtype">double</span> lat1, <span class="keywordtype">double</span> lon1, <span class="keywordtype">double</span> lat2, <span class="keywordtype">double</span> lon2);</div>
    139. 

  139. <div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160; </div>
    140. 

  140. <div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#a2d15bbb67e99d502e2fd730c47854a9f">greatCircleDistanceBetweenAirports</a>(<span class="keyword">const</span> QString &amp;dept, <span class="keyword">const</span> QString &amp;dest);</div>
    141. 

  141. <div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160; </div>
    142. 

  142. <div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;QVector&lt;QVector&lt;double&gt;&gt; <a class="code" href="namespace_a_calc.html#a4a071a5788f00c98834127f9c5721383">intermediatePointsOnGreatCircle</a>(<span class="keywordtype">double</span> lat1,</div>
    143. 

  143. <div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;                                                         <span class="keywordtype">double</span> lon1,</div>
    144. 

  144. <div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                                                         <span class="keywordtype">double</span> lat2,</div>
    145. 

  145. <div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                                                         <span class="keywordtype">double</span> lon2,</div>
    146. 

  146. <div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;                                                         <span class="keywordtype">int</span> tblk);</div>
    147. 

  147. <div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="keywordtype">double</span> <a class="code" href="namespace_a_calc.html#acfa830e821e2f9e20bebffda67d393b1">solarElevation</a>(QDateTime utc_time_point, <span class="keywordtype">double</span> lat, <span class="keywordtype">double</span> lon);</div>
    148. 

  148. <div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160; </div>
    149. 

  149. <div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="keywordtype">int</span> <a class="code" href="namespace_a_calc.html#a55ede99d0f9f6e8a2f3a467859c0f192">calculateNightTime</a>(<span class="keyword">const</span> QString &amp;dept, <span class="keyword">const</span> QString &amp;dest, QDateTime departureTime, <span class="keywordtype">int</span> tblk, <span class="keywordtype">int</span> nightAngle);</div>
    150. 

  150. <div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160; </div>
    151. 

  151. <div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="keywordtype">bool</span> isNight(<span class="keyword">const</span> QString &amp;icao, QDateTime event_time, <span class="keywordtype">int</span> night_angle);</div>
    152. 

  152. <div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160; </div>
    153. 

  153. <div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;QString <a class="code" href="namespace_a_calc.html#ad088e5dd93d1938ff97f88032dc0adec">formatTimeInput</a>(QString user_input);</div>
    154. 

  154. <div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160; </div>
    155. 

  155. <div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespace_a_calc.html#a3f12e1f72eeb5cc1cfe9b7b6df47391c">updateAutoTimes</a>(<span class="keywordtype">int</span> acft_id);</div>
    156. 

  156. <div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160; </div>
    157. 

  157. <div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespace_a_calc.html#adb7a8a84011affb4173bb59be4449b9d">updateNightTimes</a>();</div>
    158. 

  158. <div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160; </div>
    159. 

  159. <div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="struct_a_calc_1_1_night_time_values.html">  145</a></span>&#160;<span class="keyword">struct </span><a class="code" href="struct_a_calc_1_1_night_time_values.html">NightTimeValues</a>{</div>
    160. 

  160. <div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;    <a class="code" href="struct_a_calc_1_1_night_time_values.html">NightTimeValues</a>() = <span class="keyword">delete</span>;</div>
    161. 

  161. <div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    <a class="code" href="struct_a_calc_1_1_night_time_values.html">NightTimeValues</a>(<span class="keyword">const</span> QString&amp; dept, <span class="keyword">const</span> QString&amp; dest, <span class="keyword">const</span> QDateTime&amp; departure_time, <span class="keywordtype">int</span> block_minutes, <span class="keywordtype">int</span> night_angle)</div>
    162. 

  162. <div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    {</div>
    163. 

  163. <div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        nightMinutes = <a class="code" href="namespace_a_calc.html#a55ede99d0f9f6e8a2f3a467859c0f192">calculateNightTime</a>(dept, dest, departure_time, block_minutes, night_angle);</div>
    164. 

  164. <div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160; </div>
    165. 

  165. <div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        nightTime = ATime::qTimefromMinutes(nightMinutes);</div>
    166. 

  166. <div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        totalTime = ATime::qTimefromMinutes(block_minutes);</div>
    167. 

  167. <div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160; </div>
    168. 

  168. <div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        <span class="keywordflow">if</span> (nightMinutes == 0) { <span class="comment">// all day</span></div>
    169. 

  169. <div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;            takeOffNight = <span class="keyword">false</span>;</div>
    170. 

  170. <div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            landingNight  = <span class="keyword">false</span>;</div>
    171. 

  171. <div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        }</div>
    172. 

  172. <div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (nightMinutes == block_minutes) { <span class="comment">// all night</span></div>
    173. 

  173. <div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;            takeOffNight = <span class="keyword">true</span>;</div>
    174. 

  174. <div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;            landingNight  = <span class="keyword">true</span>;</div>
    175. 

  175. <div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        } <span class="keywordflow">else</span> {</div>
    176. 

  176. <div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            <span class="keywordflow">if</span>(isNight(dept, departure_time,  night_angle))</div>
    177. 

  177. <div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                takeOffNight = <span class="keyword">true</span>;</div>
    178. 

  178. <div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;            <span class="keywordflow">else</span></div>
    179. 

  179. <div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                takeOffNight = <span class="keyword">false</span>;</div>
    180. 

  180. <div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;            <span class="keywordflow">if</span>(isNight(dest, departure_time.addSecs(block_minutes * 60), night_angle))</div>
    181. 

  181. <div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                landingNight = <span class="keyword">true</span>;</div>
    182. 

  182. <div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;            <span class="keywordflow">else</span></div>
    183. 

  183. <div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;                landingNight = <span class="keyword">false</span>;</div>
    184. 

  184. <div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        }</div>
    185. 

  185. <div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160; </div>
    186. 

  186. <div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    };</div>
    187. 

  187. <div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;    <a class="code" href="struct_a_calc_1_1_night_time_values.html">NightTimeValues</a>(<span class="keywordtype">bool</span> to_night, <span class="keywordtype">bool</span> ldg_night, <span class="keywordtype">int</span> night_minutes, QTime night_time, QTime total_time)</div>
    188. 

  188. <div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        : takeOffNight(to_night), landingNight(ldg_night), nightMinutes(night_minutes), nightTime(night_time), totalTime(total_time){};</div>
    189. 

  189. <div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    <span class="keywordtype">bool</span> takeOffNight;</div>
    190. 

  190. <div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="keywordtype">bool</span> landingNight;</div>
    191. 

  191. <div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    <span class="keywordtype">int</span> nightMinutes;</div>
    192. 

  192. <div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    QTime nightTime;</div>
    193. 

  193. <div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    QTime totalTime;</div>
    194. 

  194. <div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160; </div>
    195. 

  195. <div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> isAllDay()      {<span class="keywordflow">return</span> (!takeOffNight  &amp;&amp; !landingNight);}</div>
    196. 

  196. <div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> isAllNight()    {<span class="keywordflow">return</span> ( takeOffNight  &amp;&amp;  landingNight);}</div>
    197. 

  197. <div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> isDayToNight()  {<span class="keywordflow">return</span> (!takeOffNight  &amp;&amp;  landingNight);}</div>
    198. 

  198. <div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> isNightToDay()  {<span class="keywordflow">return</span> ( takeOffNight  &amp;&amp; !landingNight);}</div>
    199. 

  199. <div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;};</div>
    200. 

  200. <div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160; </div>
    201. 

  201. <div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160; </div>
    202. 

  202. <div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;} <span class="comment">// namespace ACalc</span></div>
    203. 

  203. <div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160; </div>
    204. 

  204. <div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// ACALC_H</span></div>
    205. 

  205. <div class="ttc" id="anamespace_a_calc_html"><div class="ttname"><a href="namespace_a_calc.html">ACalc</a></div><div class="ttdoc">The ACalc namespace provides various functions for calculations that are performed outside of the dat...</div><div class="ttdef"><b>Definition:</b> acalc.h:35</div></div>
    206. 

  206. <div class="ttc" id="anamespace_a_calc_html_a2a540662e22840e4b58e8e760611b4f2"><div class="ttname"><a href="namespace_a_calc.html#a2a540662e22840e4b58e8e760611b4f2">ACalc::radToDeg</a></div><div class="ttdeci">double radToDeg(double rad)</div><div class="ttdoc">radToDeg Converts radians to degrees</div><div class="ttdef"><b>Definition:</b> acalc.h:42</div></div>
    207. 

  207. <div class="ttc" id="anamespace_a_calc_html_a2d15bbb67e99d502e2fd730c47854a9f"><div class="ttname"><a href="namespace_a_calc.html#a2d15bbb67e99d502e2fd730c47854a9f">ACalc::greatCircleDistanceBetweenAirports</a></div><div class="ttdeci">double greatCircleDistanceBetweenAirports(const QString &amp;dept, const QString &amp;dest)</div><div class="ttdoc">ACalc::greatCircleDistanceBetweenAirports Calculates Great Circle distance between two coordinates,...</div><div class="ttdef"><b>Definition:</b> acalc.cpp:107</div></div>
    208. 

  208. <div class="ttc" id="anamespace_a_calc_html_a37c52e8b522b233087b8c4d94f30fca5"><div class="ttname"><a href="namespace_a_calc.html#a37c52e8b522b233087b8c4d94f30fca5">ACalc::radToNauticalMiles</a></div><div class="ttdeci">double radToNauticalMiles(double rad)</div><div class="ttdoc">radToNauticalMiles Convert Radians to nautical miles</div><div class="ttdef"><b>Definition:</b> acalc.h:64</div></div>
    209. 

  209. <div class="ttc" id="anamespace_a_calc_html_a3f12e1f72eeb5cc1cfe9b7b6df47391c"><div class="ttname"><a href="namespace_a_calc.html#a3f12e1f72eeb5cc1cfe9b7b6df47391c">ACalc::updateAutoTimes</a></div><div class="ttdeci">void updateAutoTimes(int acft_id)</div><div class="ttdoc">ACalc::updateAutoTimes When the details of an aircraft are changed, this function recalculates deduct...</div><div class="ttdef"><b>Definition:</b> acalc.cpp:305</div></div>
    210. 

  210. <div class="ttc" id="anamespace_a_calc_html_a4a071a5788f00c98834127f9c5721383"><div class="ttname"><a href="namespace_a_calc.html#a4a071a5788f00c98834127f9c5721383">ACalc::intermediatePointsOnGreatCircle</a></div><div class="ttdeci">QVector&lt; QVector&lt; double &gt; &gt; intermediatePointsOnGreatCircle(double lat1, double lon1, double lat2, double lon2, int tblk)</div><div class="ttdoc">Calculates a list of points (lat,lon) along the Great Circle between two points. The points are space...</div><div class="ttdef"><b>Definition:</b> acalc.cpp:137</div></div>
    211. 

  211. <div class="ttc" id="anamespace_a_calc_html_a55ede99d0f9f6e8a2f3a467859c0f192"><div class="ttname"><a href="namespace_a_calc.html#a55ede99d0f9f6e8a2f3a467859c0f192">ACalc::calculateNightTime</a></div><div class="ttdeci">int calculateNightTime(const QString &amp;dept, const QString &amp;dest, QDateTime departureTime, int tblk, int nightAngle)</div><div class="ttdoc">Calculates which portion of a flight was conducted in night conditions.</div><div class="ttdef"><b>Definition:</b> acalc.cpp:230</div></div>
    212. 

  212. <div class="ttc" id="anamespace_a_calc_html_a72c6fca35602a24ff8435f86abdc78d7"><div class="ttname"><a href="namespace_a_calc.html#a72c6fca35602a24ff8435f86abdc78d7">ACalc::greatCircleDistance</a></div><div class="ttdeci">double greatCircleDistance(double lat1, double lon1, double lat2, double lon2)</div><div class="ttdoc">greatCircleDistance Calculates Great Circle distance between two coordinates, return in Radians.</div><div class="ttdef"><b>Definition:</b> acalc.cpp:88</div></div>
    213. 

  213. <div class="ttc" id="anamespace_a_calc_html_acafe6c0bede38e737937e2062fd93c71"><div class="ttname"><a href="namespace_a_calc.html#acafe6c0bede38e737937e2062fd93c71">ACalc::degToRad</a></div><div class="ttdeci">double degToRad(double deg)</div><div class="ttdoc">degToRad Converts degrees to radians</div><div class="ttdef"><b>Definition:</b> acalc.h:53</div></div>
    214. 

  214. <div class="ttc" id="anamespace_a_calc_html_acfa830e821e2f9e20bebffda67d393b1"><div class="ttname"><a href="namespace_a_calc.html#acfa830e821e2f9e20bebffda67d393b1">ACalc::solarElevation</a></div><div class="ttdeci">double solarElevation(QDateTime utc_time_point, double lat, double lon)</div><div class="ttdoc">Calculates solar elevation angle for a given point in time and latitude/longitude coordinates.</div><div class="ttdef"><b>Definition:</b> acalc.cpp:171</div></div>
    215. 

  215. <div class="ttc" id="anamespace_a_calc_html_ad088e5dd93d1938ff97f88032dc0adec"><div class="ttname"><a href="namespace_a_calc.html#ad088e5dd93d1938ff97f88032dc0adec">ACalc::formatTimeInput</a></div><div class="ttdeci">QString formatTimeInput(QString user_input)</div><div class="ttdoc">ACalc::formatTimeInput verifies user input and formats to hh:mm if the output is not a valid time,...</div><div class="ttdef"><b>Definition:</b> acalc.cpp:35</div></div>
    216. 

  216. <div class="ttc" id="anamespace_a_calc_html_adb7a8a84011affb4173bb59be4449b9d"><div class="ttname"><a href="namespace_a_calc.html#adb7a8a84011affb4173bb59be4449b9d">ACalc::updateNightTimes</a></div><div class="ttdeci">void updateNightTimes()</div><div class="ttdoc">ACalc::updateNightTimes updates the night times in the database, used when changing night angle setti...</div><div class="ttdef"><b>Definition:</b> acalc.cpp:348</div></div>
    217. 

  217. <div class="ttc" id="astruct_a_calc_1_1_night_time_values_html"><div class="ttname"><a href="struct_a_calc_1_1_night_time_values.html">ACalc::NightTimeValues</a></div><div class="ttdoc">The NightTimeValues struct encapsulates values relating to night time that are needed by the NewFligh...</div><div class="ttdef"><b>Definition:</b> acalc.h:145</div></div>
    218. 

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