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<div class="textblock"><code>#include <<a class="el" href="ERF__Fitch_8H_source.html">ERF_Fitch.H</a>></code><br />
<code>#include <<a class="el" href="ERF__IndexDefines_8H_source.html">ERF_IndexDefines.H</a>></code><br />
<code>#include <<a class="el" href="ERF__Constants_8H_source.html">ERF_Constants.H</a>></code><br />
<code>#include <<a class="el" href="ERF__Interpolation__1D_8H_source.html">ERF_Interpolation_1D.H</a>></code><br />
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Functions</h2></td></tr>
<tr class="memitem:a7b6c67da0ff16af60b10f434632b06ce"><td class="memItemLeft" align="right" valign="top">AMREX_FORCE_INLINE AMREX_GPU_DEVICE Real </td><td class="memItemRight" valign="bottom"><a class="el" href="ERF__AdvanceFitch_8cpp.html#a7b6c67da0ff16af60b10f434632b06ce">compute_A</a> (const Real z, const Real hub_height, const Real rotor_rad)</td></tr>
<tr class="separator:a7b6c67da0ff16af60b10f434632b06ce"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a68e0a40af0744df9f7e79d181225f615"><td class="memItemLeft" align="right" valign="top">AMREX_FORCE_INLINE AMREX_GPU_DEVICE Real </td><td class="memItemRight" valign="bottom"><a class="el" href="ERF__AdvanceFitch_8cpp.html#a68e0a40af0744df9f7e79d181225f615">compute_Aijk</a> (const Real z_k, const Real z_kp1, const Real hub_height, const Real rotor_rad)</td></tr>
<tr class="separator:a68e0a40af0744df9f7e79d181225f615"><td class="memSeparator" colspan="2"> </td></tr>
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<h2 class="groupheader">Function Documentation</h2>
<a id="a7b6c67da0ff16af60b10f434632b06ce"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7b6c67da0ff16af60b10f434632b06ce">◆ </a></span>compute_A()</h2>
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<td class="memname">AMREX_FORCE_INLINE AMREX_GPU_DEVICE Real compute_A </td>
<td>(</td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>z</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>hub_height</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>rotor_rad</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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</div><div class="memdoc">
<div class="fragment"><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> {</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  Real d = std::min(std::fabs(z - hub_height), rotor_rad);</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  Real <a class="code" href="namespaceLsmVar__MM5.html#a0c17a1ae9d9db120b8947e6da767cd3baf198df5800148ff3680d005b5fb09c68">theta</a> = std::acos(d/rotor_rad);</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  Real A_s = rotor_rad*rotor_rad*<a class="code" href="namespaceLsmVar__MM5.html#a0c17a1ae9d9db120b8947e6da767cd3baf198df5800148ff3680d005b5fb09c68">theta</a> - d*std::pow(std::max(rotor_rad*rotor_rad - d*d,0.0), 0.5);</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  Real A = <a class="code" href="ERF__Constants_8H.html#a988c4efd6fd0d855e241e77a73191428">PI</a>*rotor_rad*rotor_rad/2.0 - A_s;</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="keywordflow">return</span> A;</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> }</div>
<div class="ttc" id="aERF__Constants_8H_html_a988c4efd6fd0d855e241e77a73191428"><div class="ttname"><a href="ERF__Constants_8H.html#a988c4efd6fd0d855e241e77a73191428">PI</a></div><div class="ttdeci">constexpr amrex::Real PI</div><div class="ttdef"><b>Definition:</b> ERF_Constants.H:6</div></div>
<div class="ttc" id="anamespaceLsmVar__MM5_html_a0c17a1ae9d9db120b8947e6da767cd3baf198df5800148ff3680d005b5fb09c68"><div class="ttname"><a href="namespaceLsmVar__MM5.html#a0c17a1ae9d9db120b8947e6da767cd3baf198df5800148ff3680d005b5fb09c68">LsmVar_MM5::theta</a></div><div class="ttdeci">@ theta</div><div class="ttdef"><b>Definition:</b> ERF_MM5.H:20</div></div>
</div><!-- fragment -->
<p class="reference">Referenced by <a class="el" href="ERF__AdvanceFitch_8cpp.html#a68e0a40af0744df9f7e79d181225f615">compute_Aijk()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a68e0a40af0744df9f7e79d181225f615">◆ </a></span>compute_Aijk()</h2>
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<td class="memname">AMREX_FORCE_INLINE AMREX_GPU_DEVICE Real compute_Aijk </td>
<td>(</td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>z_k</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>z_kp1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>hub_height</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const Real </td>
<td class="paramname"><em>rotor_rad</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<div class="fragment"><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>  </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  Real A_k = <a class="code" href="ERF__AdvanceFitch_8cpp.html#a7b6c67da0ff16af60b10f434632b06ce">compute_A</a>(z_k, hub_height, rotor_rad);</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  Real A_kp1 = <a class="code" href="ERF__AdvanceFitch_8cpp.html#a7b6c67da0ff16af60b10f434632b06ce">compute_A</a>(z_kp1, hub_height, rotor_rad);</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>  Real check = (z_k - hub_height)*(z_kp1 - hub_height);</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  Real A_ijk;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">if</span>(check > 0){</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  A_ijk = std::fabs(A_k -A_kp1);</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>  <span class="keywordflow">else</span>{</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  A_ijk = A_k + A_kp1;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> A_ijk;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div>
<div class="ttc" id="aERF__AdvanceFitch_8cpp_html_a7b6c67da0ff16af60b10f434632b06ce"><div class="ttname"><a href="ERF__AdvanceFitch_8cpp.html#a7b6c67da0ff16af60b10f434632b06ce">compute_A</a></div><div class="ttdeci">AMREX_FORCE_INLINE AMREX_GPU_DEVICE Real compute_A(const Real z, const Real hub_height, const Real rotor_rad)</div><div class="ttdef"><b>Definition:</b> ERF_AdvanceFitch.cpp:10</div></div>
</div><!-- fragment -->
<p class="reference">Referenced by <a class="el" href="classFitch.html#aa56821341be1cf4d01558e297993c0f2">Fitch::source_terms_cellcentered()</a>.</p>
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