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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>PISM, A Parallel Ice Sheet Model: src/age/AgeModel.cc Source File</title>
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<div id="projectname">PISM, A Parallel Ice Sheet Model<span id="projectnumber"> 2.2.2-d6b3a29ca committed by Constantine Khrulev on 2025-03-28</span>
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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_1f57d3e7ca7cfdc1bded0db8bf931243.html">age</a></li> </ul>
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<a href="AgeModel_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/* Copyright (C) 2016, 2017, 2019, 2020, 2022, 2023, 2024 PISM Authors</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> *</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * This file is part of PISM.</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> *</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * PISM is free software; you can redistribute it and/or modify it under the</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * terms of the GNU General Public License as published by the Free Software</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * Foundation; either version 3 of the License, or (at your option) any later</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * version.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> *</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * PISM is distributed in the hope that it will be useful, but WITHOUT ANY</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> * details.</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> *</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * along with PISM; if not, write to the Free Software</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> */</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include "pism/age/AgeModel.hh"</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include "pism/age/AgeColumnSystem.hh"</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include "pism/util/error_handling.hh"</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include "pism/util/io/File.hh"</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include <memory></span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacepism.html">pism</a> {</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="foldopen" id="foldopen00028" data-start="{" data-end="}">
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModelInputs_a92a6c68a44eb45ccf0e9da6a12e7e223.html#a92a6c68a44eb45ccf0e9da6a12e7e223"> 28</a></span><a class="code hl_function" href="classpism_1_1AgeModelInputs_ae30f0853c82b5598754a14bba5779ed0.html#ae30f0853c82b5598754a14bba5779ed0">AgeModelInputs::AgeModelInputs</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> *thickness,</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array3D.html">array::Array3D</a> *u,</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array3D.html">array::Array3D</a> *v,</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array3D.html">array::Array3D</a> *w)</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> : ice_thickness(thickness), u3(u), v3(v), w3(w) {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// empty</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>}</div>
</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="foldopen" id="foldopen00036" data-start="{" data-end="}">
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModelInputs_ae30f0853c82b5598754a14bba5779ed0.html#ae30f0853c82b5598754a14bba5779ed0"> 36</a></span><a class="code hl_function" href="classpism_1_1AgeModelInputs_ae30f0853c82b5598754a14bba5779ed0.html#ae30f0853c82b5598754a14bba5779ed0">AgeModelInputs::AgeModelInputs</a>() {</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <a class="code hl_variable" href="classpism_1_1AgeModelInputs_af5f1d44857820a4f79639c79a5351cd1.html#af5f1d44857820a4f79639c79a5351cd1">ice_thickness</a> = NULL;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <a class="code hl_variable" href="classpism_1_1AgeModelInputs_ae789429e9bbccb819916d8fca4ca6e58.html#ae789429e9bbccb819916d8fca4ca6e58">u3</a> = NULL;</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <a class="code hl_variable" href="classpism_1_1AgeModelInputs_a980bfc1f2bcdd4766afe151bb4f2c0e4.html#a980bfc1f2bcdd4766afe151bb4f2c0e4">v3</a> = NULL;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <a class="code hl_variable" href="classpism_1_1AgeModelInputs_a22066b483284f5f23b2fa0ac3c7e97b6.html#a22066b483284f5f23b2fa0ac3c7e97b6">w3</a> = NULL;</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span>}</div>
</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="foldopen" id="foldopen00043" data-start="{" data-end="}">
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"><a class="line" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2"> 43</a></span><span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">check_input</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array.html">array::Array</a> *ptr, <span class="keyword">const</span> <span class="keywordtype">char</span> *name) {</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keywordflow">if</span> (ptr == NULL) {</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keywordflow">throw</span> <a class="code hl_function" href="classpism_1_1RuntimeError_ad0ed5f05a9a4e3e403a1d62f8d1e4e7d.html#ad0ed5f05a9a4e3e403a1d62f8d1e4e7d">RuntimeError::formatted</a>(<a class="code hl_define" href="error__handling_8hh_aa0c260bffe8a4dbd77d48e8feee7c526.html#aa0c260bffe8a4dbd77d48e8feee7c526">PISM_ERROR_LOCATION</a>,</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="stringliteral">"ice age model input %s was not provided"</span>, name);</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> }</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>}</div>
</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="foldopen" id="foldopen00050" data-start="{" data-end="}">
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModelInputs_a60ba5a189181171b6835ab7d8a1258f7.html#a60ba5a189181171b6835ab7d8a1258f7"> 50</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1AgeModelInputs_a60ba5a189181171b6835ab7d8a1258f7.html#a60ba5a189181171b6835ab7d8a1258f7">AgeModelInputs::check</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <a class="code hl_function" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">check_input</a>(<a class="code hl_variable" href="classpism_1_1AgeModelInputs_af5f1d44857820a4f79639c79a5351cd1.html#af5f1d44857820a4f79639c79a5351cd1">ice_thickness</a>, <span class="stringliteral">"ice_thickness"</span>);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <a class="code hl_function" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">check_input</a>(<a class="code hl_variable" href="classpism_1_1AgeModelInputs_ae789429e9bbccb819916d8fca4ca6e58.html#ae789429e9bbccb819916d8fca4ca6e58">u3</a>, <span class="stringliteral">"u3"</span>);</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <a class="code hl_function" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">check_input</a>(<a class="code hl_variable" href="classpism_1_1AgeModelInputs_a980bfc1f2bcdd4766afe151bb4f2c0e4.html#a980bfc1f2bcdd4766afe151bb4f2c0e4">v3</a>, <span class="stringliteral">"v3"</span>);</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <a class="code hl_function" href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">check_input</a>(<a class="code hl_variable" href="classpism_1_1AgeModelInputs_a22066b483284f5f23b2fa0ac3c7e97b6.html#a22066b483284f5f23b2fa0ac3c7e97b6">w3</a>, <span class="stringliteral">"w3"</span>);</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span>}</div>
</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="foldopen" id="foldopen00057" data-start="{" data-end="}">
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_a35942a52ef43e4888b6233be0f2b7223.html#a35942a52ef43e4888b6233be0f2b7223"> 57</a></span><a class="code hl_function" href="classpism_1_1AgeModel_a35942a52ef43e4888b6233be0f2b7223.html#a35942a52ef43e4888b6233be0f2b7223">AgeModel::AgeModel</a>(std::shared_ptr<const Grid> grid,</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> std::shared_ptr<const stressbalance::StressBalance> stress_balance)</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> : <a class="code hl_class" href="classpism_1_1Component.html">Component</a>(grid),</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// FIXME: should be able to use width=1...</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> m_ice_age(m_grid, <span class="stringliteral">"age"</span>, array::WITH_GHOSTS, m_grid->z(), m_config->get_number(<span class="stringliteral">"grid.max_stencil_width"</span>)),</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> m_work(m_grid, <span class="stringliteral">"work_vector"</span>, array::WITHOUT_GHOSTS, m_grid->z()),</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> m_stress_balance(stress_balance) {</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>()</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"age of ice"</span>)</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"s"</span>);</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>()[<span class="stringliteral">"valid_min"</span>] = {0.0};</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> </div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>().<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"s"</span>);</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span>}</div>
</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="comment"></span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span><span class="comment">/*!</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><span class="comment">Let \f$\tau(t,x,y,z)\f$ be the age of the ice. Denote the three-dimensional</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span><span class="comment">velocity field within the ice fluid as \f$(u,v,w)\f$. The age equation</span></div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span><span class="comment">is \f$d\tau/dt = 1\f$, that is, ice may move but it gets one year older in one</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><span class="comment">year. Thus</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><span class="comment"> \f[ \frac{\partial \tau}{\partial t} + u \frac{\partial \tau}{\partial x}</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span><span class="comment"> + v \frac{\partial \tau}{\partial y} + w \frac{\partial \tau}{\partial z} = 1 \f]</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span><span class="comment">This equation is purely advective and hyperbolic. The right-hand side is "1" as</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span><span class="comment">long as age \f$\tau\f$ and time \f$t\f$ are measured in the same units.</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span><span class="comment">Because the velocity field is incompressible, \f$\nabla \cdot (u,v,w) = 0\f$,</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span><span class="comment">we can rewrite the equation as</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="comment"> \f[ \frac{\partial \tau}{\partial t} + \nabla \left( (u,v,w) \tau \right) = 1 \f]</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span><span class="comment">There is a conservative first-order numerical method; see AgeColumnSystem::solveThisColumn().</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span><span class="comment"></span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span><span class="comment">The boundary condition is that when the ice falls as snow it has age zero.</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="comment">That is, \f$\tau(t,x,y,h(t,x,y)) = 0\f$ in accumulation areas. There is no</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="comment">boundary condition elsewhere on the ice upper surface, as the characteristics</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="comment">go outward in the ablation zone. If the velocity in the bottom cell of ice</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="comment">is upward (\f$w>0\f$) then we also apply a zero age boundary condition,</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="comment">\f$\tau(t,x,y,0) = 0\f$. This is the case where ice freezes on at the base,</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="comment">either grounded basal ice freezing on stored water in till, or marine basal ice.</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><span class="comment">(Note that the water that is frozen-on as ice might be quite "old" in the sense</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="comment">that its most recent time in the atmosphere was long ago; this comment is</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><span class="comment">relevant to any analysis which relates isotope ratios to modeled age.)</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="comment"></span> </div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span><span class="comment">The numerical method is a conservative form of first-order upwinding, but the</span></div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span><span class="comment">vertical advection term is computed implicitly. Thus there is no CFL-type</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="comment">stability condition from the vertical velocity; CFL is only for the horizontal</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="comment">velocity. We use a finely-spaced, equally-spaced vertical grid in the</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="comment">calculation. Note that the columnSystemCtx methods coarse_to_fine() and</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span><span class="comment">fine_to_coarse() interpolate back and forth between this fine grid and</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><span class="comment">the storage grid. The storage grid may or may not be equally-spaced. See</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span><span class="comment">AgeColumnSystem::solve() for the actual method.</span></div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="comment"> */</span></div>
<div class="foldopen" id="foldopen00108" data-start="{" data-end="}">
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_afbd21474c2ec641251ebaa77a4dfd6cc.html#afbd21474c2ec641251ebaa77a4dfd6cc"> 108</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1AgeModel_afbd21474c2ec641251ebaa77a4dfd6cc.html#afbd21474c2ec641251ebaa77a4dfd6cc">AgeModel::update</a>(<span class="keywordtype">double</span> t, <span class="keywordtype">double</span> dt, <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1AgeModelInputs.html">AgeModelInputs</a> &inputs) {</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// fix a compiler warning</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> (void) t;</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> inputs.<a class="code hl_function" href="classpism_1_1AgeModelInputs_a60ba5a189181171b6835ab7d8a1258f7.html#a60ba5a189181171b6835ab7d8a1258f7">check</a>();</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &ice_thickness = *inputs.<a class="code hl_variable" href="classpism_1_1AgeModelInputs_af5f1d44857820a4f79639c79a5351cd1.html#af5f1d44857820a4f79639c79a5351cd1">ice_thickness</a>;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array3D.html">array::Array3D</a></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> &u3 = *inputs.<a class="code hl_variable" href="classpism_1_1AgeModelInputs_ae789429e9bbccb819916d8fca4ca6e58.html#ae789429e9bbccb819916d8fca4ca6e58">u3</a>,</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> &v3 = *inputs.<a class="code hl_variable" href="classpism_1_1AgeModelInputs_a980bfc1f2bcdd4766afe151bb4f2c0e4.html#a980bfc1f2bcdd4766afe151bb4f2c0e4">v3</a>,</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> &w3 = *inputs.<a class="code hl_variable" href="classpism_1_1AgeModelInputs_a22066b483284f5f23b2fa0ac3c7e97b6.html#a22066b483284f5f23b2fa0ac3c7e97b6">w3</a>;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <a class="code hl_class" href="classpism_1_1AgeColumnSystem.html">AgeColumnSystem</a> system(<a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->z(), <span class="stringliteral">"age"</span>,</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->dx(), <a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->dy(), dt,</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>, u3, v3, w3); <span class="comment">// linear system to solve in each column</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="keywordtype">size_t</span> Mz_fine = system.<a class="code hl_function" href="classpism_1_1columnSystemCtx_a28bb508eccee6af0473307b128f5608a.html#a28bb508eccee6af0473307b128f5608a">z</a>().size();</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> std::vector<double> x(Mz_fine); <span class="comment">// space for solution</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <a class="code hl_class" href="classpism_1_1array_1_1AccessScope.html">array::AccessScope</a> list{&ice_thickness, &u3, &v3, &w3, &<a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>, &<a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>};</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Mz = <a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->Mz();</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <a class="code hl_class" href="classpism_1_1ParallelSection.html">ParallelSection</a> loop(<a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->com);</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> p = <a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->points(); p; p.next()) {</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">const</span> <span class="keywordtype">int</span> i = p.i(), j = p.j();</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> system.<a class="code hl_function" href="classpism_1_1AgeColumnSystem_a9bd49d15bd1969b73082f895e265d734.html#a9bd49d15bd1969b73082f895e265d734">init</a>(i, j, ice_thickness(i, j));</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="keywordflow">if</span> (system.<a class="code hl_function" href="classpism_1_1columnSystemCtx_accb83857d9990f5b716bd8868cc37523.html#accb83857d9990f5b716bd8868cc37523">ks</a>() == 0) {</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// if no ice, set the entire column to zero age</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array3D_a57f6842686575847d4662ebe9a69bca6.html#a57f6842686575847d4662ebe9a69bca6">set_column</a>(i, j, 0.0);</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// general case: solve advection PDE</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// solve the system for this column; call checks that params set</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> system.<a class="code hl_function" href="classpism_1_1AgeColumnSystem_ae4c72554404675fc0f564ec401033020.html#ae4c72554404675fc0f564ec401033020">solve</a>(x);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// put solution in array::Array3D</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> system.<a class="code hl_function" href="classpism_1_1columnSystemCtx_a64714a2ffb042010fa15e265b11c4896.html#a64714a2ffb042010fa15e265b11c4896">fine_to_coarse</a>(x, i, j, <a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>);</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// Ensure that the age of the ice is non-negative.</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="comment">//</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// FIXME: this is a kludge. We need to ensure that our numerical method has the maximum</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// principle instead. (We may still need this for correctness, though.)</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keywordtype">double</span> *column = <a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array3D_ac74ddc5a845ca13d159983b9e7b20791.html#ac74ddc5a845ca13d159983b9e7b20791">get_column</a>(i, j);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a> = 0; <a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a> < Mz; ++<a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a>) {</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">if</span> (column[<a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a>] < 0.0) {</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> column[<a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a>] = 0.0;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> }</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> }</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> }</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> }</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">failed</a>();</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">check</a>();</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array3D_a0ea8b6700f5aab01e913dcbad9de72a5.html#a0ea8b6700f5aab01e913dcbad9de72a5">copy_from</a>(<a class="code hl_variable" href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">m_work</a>);</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span>}</div>
</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="foldopen" id="foldopen00172" data-start="{" data-end="}">
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_a99bba09ffa5ebf65fd134046ab088215.html#a99bba09ffa5ebf65fd134046ab088215"> 172</a></span><span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Array3D.html">array::Array3D</a> & <a class="code hl_function" href="classpism_1_1AgeModel_a99bba09ffa5ebf65fd134046ab088215.html#a99bba09ffa5ebf65fd134046ab088215">AgeModel::age</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span>}</div>
</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="foldopen" id="foldopen00176" data-start="{" data-end="}">
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_a92bf232666aca98064f0cc162fbbde62.html#a92bf232666aca98064f0cc162fbbde62"> 176</a></span><a class="code hl_class" href="classpism_1_1MaxTimestep.html">MaxTimestep</a> <a class="code hl_function" href="classpism_1_1AgeModel_a92bf232666aca98064f0cc162fbbde62.html#a92bf232666aca98064f0cc162fbbde62">AgeModel::max_timestep_impl</a>(<span class="keywordtype">double</span> <span class="comment">/*t*/</span>)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1AgeModel_a4760c33bae01cbff5e411e150bf6e17a.html#a4760c33bae01cbff5e411e150bf6e17a">m_stress_balance</a> == <span class="keyword">nullptr</span>) {</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">throw</span> <a class="code hl_function" href="classpism_1_1RuntimeError_ad0ed5f05a9a4e3e403a1d62f8d1e4e7d.html#ad0ed5f05a9a4e3e403a1d62f8d1e4e7d">RuntimeError::formatted</a>(<a class="code hl_define" href="error__handling_8hh_aa0c260bffe8a4dbd77d48e8feee7c526.html#aa0c260bffe8a4dbd77d48e8feee7c526">PISM_ERROR_LOCATION</a>,</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="stringliteral">"AgeModel: no stress balance provided."</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="stringliteral">" Cannot compute max. time step."</span>);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> }</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keywordflow">return</span> <a class="code hl_class" href="classpism_1_1MaxTimestep.html">MaxTimestep</a>(<a class="code hl_variable" href="classpism_1_1AgeModel_a4760c33bae01cbff5e411e150bf6e17a.html#a4760c33bae01cbff5e411e150bf6e17a">m_stress_balance</a>->max_timestep_cfl_3d().dt_max.value(), <span class="stringliteral">"age model"</span>);</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span>}</div>
</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="foldopen" id="foldopen00187" data-start="{" data-end="}">
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_ae481458c40e7f475459608351fb9b03d.html#ae481458c40e7f475459608351fb9b03d"> 187</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1AgeModel_ae481458c40e7f475459608351fb9b03d.html#ae481458c40e7f475459608351fb9b03d">AgeModel::init</a>(<span class="keyword">const</span> <a class="code hl_struct" href="structpism_1_1InputOptions.html">InputOptions</a> &opts) {</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <a class="code hl_variable" href="classpism_1_1Component_a29575eba605feccf4403d6b4ff0954a4.html#a29575eba605feccf4403d6b4ff0954a4">m_log</a>->message(2, <span class="stringliteral">"* Initializing the age model...\n"</span>);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="keywordtype">double</span> initial_age_years = <a class="code hl_variable" href="classpism_1_1Component_a28f298fc2133baae8cebf9dedf3b4d84.html#a28f298fc2133baae8cebf9dedf3b4d84">m_config</a>->get_number(<span class="stringliteral">"age.initial_value"</span>, <span class="stringliteral">"years"</span>);</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">if</span> (opts.<a class="code hl_variable" href="structpism_1_1InputOptions_a0fe5db51286e55c31b1575dc9ecc5d70.html#a0fe5db51286e55c31b1575dc9ecc5d70">type</a> == <a class="code hl_enumvalue" href="namespacepism_a56e80801555b7f36f4dd28941739654a.html#a56e80801555b7f36f4dd28941739654aa6aff4b43552f00d5cc331453ff4029bc">INIT_RESTART</a>) {</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <a class="code hl_class" href="classpism_1_1File.html">File</a> input_file(<a class="code hl_variable" href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">m_grid</a>->com, opts.<a class="code hl_variable" href="structpism_1_1InputOptions_a2dc298f0e83b951fa1df5eab910639e5.html#a2dc298f0e83b951fa1df5eab910639e5">filename</a>, <a class="code hl_enumvalue" href="namespacepism_1_1io_a0caba8881b0d36c8cc1eccfa13c0e81f.html#a0caba8881b0d36c8cc1eccfa13c0e81fa308d77197e903bf4f5505b8cb5e377a2">io::PISM_GUESS</a>, <a class="code hl_enumvalue" href="namespacepism_1_1io_a12c1fd23e92335e2396baab0354b262f.html#a12c1fd23e92335e2396baab0354b262fabb5d91fa1da1214c24d193a75f11f0a2">io::PISM_READONLY</a>);</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">if</span> (input_file.<a class="code hl_function" href="classpism_1_1File_a6f0c4fc5187ec43c397aa9df8ebc0f03.html#a6f0c4fc5187ec43c397aa9df8ebc0f03">variable_exists</a>(<span class="stringliteral">"age"</span>)) {</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a0326efd779d857755513901da9a54992.html#a0326efd779d857755513901da9a54992">read</a>(input_file, opts.<a class="code hl_variable" href="structpism_1_1InputOptions_ae33c7fb4ca1317444d959bc3e1514ba4.html#ae33c7fb4ca1317444d959bc3e1514ba4">record</a>);</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <a class="code hl_variable" href="classpism_1_1Component_a29575eba605feccf4403d6b4ff0954a4.html#a29575eba605feccf4403d6b4ff0954a4">m_log</a>->message(2,</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="stringliteral">"PISM WARNING: input file '%s' does not have the 'age' variable.\n"</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="stringliteral">" Setting it to %f years...\n"</span>,</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> opts.<a class="code hl_variable" href="structpism_1_1InputOptions_a2dc298f0e83b951fa1df5eab910639e5.html#a2dc298f0e83b951fa1df5eab910639e5">filename</a>.c_str(), initial_age_years);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a9959fcf0124f084e6a2835ed745ce0d1.html#a9959fcf0124f084e6a2835ed745ce0d1">set</a>(<a class="code hl_variable" href="classpism_1_1Component_a28f298fc2133baae8cebf9dedf3b4d84.html#a28f298fc2133baae8cebf9dedf3b4d84">m_config</a>->get_number(<span class="stringliteral">"age.initial_value"</span>, <span class="stringliteral">"seconds"</span>));</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> }</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <a class="code hl_variable" href="classpism_1_1Component_a29575eba605feccf4403d6b4ff0954a4.html#a29575eba605feccf4403d6b4ff0954a4">m_log</a>->message(2, <span class="stringliteral">" - setting initial age to %.4f years\n"</span>, initial_age_years);</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a9959fcf0124f084e6a2835ed745ce0d1.html#a9959fcf0124f084e6a2835ed745ce0d1">set</a>(<a class="code hl_variable" href="classpism_1_1Component_a28f298fc2133baae8cebf9dedf3b4d84.html#a28f298fc2133baae8cebf9dedf3b4d84">m_config</a>->get_number(<span class="stringliteral">"age.initial_value"</span>, <span class="stringliteral">"seconds"</span>));</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> }</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <a class="code hl_function" href="classpism_1_1Component_a7737874c03a58a03498a33dc464d2ee9.html#a7737874c03a58a03498a33dc464d2ee9">regrid</a>(<span class="stringliteral">"Age Model"</span>, <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>, <a class="code hl_enumvalue" href="classpism_1_1Component_a48f8d0b81b7853d4e3fba0de79ec4a7f.html#a48f8d0b81b7853d4e3fba0de79ec4a7fa27f687170795f16d7eb334423b0bc9de">REGRID_WITHOUT_REGRID_VARS</a>);</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span>}</div>
</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="foldopen" id="foldopen00214" data-start="{" data-end="}">
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_a06c55a1925b7e2b4497f11b14b81929f.html#a06c55a1925b7e2b4497f11b14b81929f"> 214</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1AgeModel_a06c55a1925b7e2b4497f11b14b81929f.html#a06c55a1925b7e2b4497f11b14b81929f">AgeModel::define_model_state_impl</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1File.html">File</a> &output)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a3e1a5859cef073a95e5e0cc5f1cc0fdb.html#a3e1a5859cef073a95e5e0cc5f1cc0fdb">define</a>(output, <a class="code hl_enumvalue" href="namespacepism_1_1io_a53ffb40793c398e10644fbd2ecda3e77.html#a53ffb40793c398e10644fbd2ecda3e77a6a72c64f82168bec6bf8b648a86648de">io::PISM_DOUBLE</a>);</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span>}</div>
</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="foldopen" id="foldopen00218" data-start="{" data-end="}">
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"><a class="line" href="classpism_1_1AgeModel_ac9123c74eaec3dc86680fd48fbf858f5.html#ac9123c74eaec3dc86680fd48fbf858f5"> 218</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1AgeModel_ac9123c74eaec3dc86680fd48fbf858f5.html#ac9123c74eaec3dc86680fd48fbf858f5">AgeModel::write_model_state_impl</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1File.html">File</a> &output)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <a class="code hl_variable" href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">m_ice_age</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4cdaeb827d166a076668d2ab86416793.html#a4cdaeb827d166a076668d2ab86416793">write</a>(output);</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span>}</div>
</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span>} <span class="comment">// end of namespace pism</span></div>
<div class="ttc" id="aclasspism_1_1AgeColumnSystem_a9bd49d15bd1969b73082f895e265d734_html_a9bd49d15bd1969b73082f895e265d734"><div class="ttname"><a href="classpism_1_1AgeColumnSystem_a9bd49d15bd1969b73082f895e265d734.html#a9bd49d15bd1969b73082f895e265d734">pism::AgeColumnSystem::init</a></div><div class="ttdeci">void init(int i, int j, double thickness)</div><div class="ttdef"><b>Definition</b> <a href="AgeColumnSystem_8cc_source.html#l00045">AgeColumnSystem.cc:45</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeColumnSystem_ae4c72554404675fc0f564ec401033020_html_ae4c72554404675fc0f564ec401033020"><div class="ttname"><a href="classpism_1_1AgeColumnSystem_ae4c72554404675fc0f564ec401033020.html#ae4c72554404675fc0f564ec401033020">pism::AgeColumnSystem::solve</a></div><div class="ttdeci">void solve(std::vector< double > &x)</div><div class="ttdoc">First-order upwind scheme with implicit in the vertical: one column solve.</div><div class="ttdef"><b>Definition</b> <a href="AgeColumnSystem_8cc_source.html#l00068">AgeColumnSystem.cc:68</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeColumnSystem_html"><div class="ttname"><a href="classpism_1_1AgeColumnSystem.html">pism::AgeColumnSystem</a></div><div class="ttdoc">Tridiagonal linear system for vertical column of age (pure advection) problem.</div><div class="ttdef"><b>Definition</b> <a href="AgeColumnSystem_8hh_source.html#l00028">AgeColumnSystem.hh:28</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_a22066b483284f5f23b2fa0ac3c7e97b6_html_a22066b483284f5f23b2fa0ac3c7e97b6"><div class="ttname"><a href="classpism_1_1AgeModelInputs_a22066b483284f5f23b2fa0ac3c7e97b6.html#a22066b483284f5f23b2fa0ac3c7e97b6">pism::AgeModelInputs::w3</a></div><div class="ttdeci">const array::Array3D * w3</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00041">AgeModel.hh:41</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_a60ba5a189181171b6835ab7d8a1258f7_html_a60ba5a189181171b6835ab7d8a1258f7"><div class="ttname"><a href="classpism_1_1AgeModelInputs_a60ba5a189181171b6835ab7d8a1258f7.html#a60ba5a189181171b6835ab7d8a1258f7">pism::AgeModelInputs::check</a></div><div class="ttdeci">void check() const</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00050">AgeModel.cc:50</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_a980bfc1f2bcdd4766afe151bb4f2c0e4_html_a980bfc1f2bcdd4766afe151bb4f2c0e4"><div class="ttname"><a href="classpism_1_1AgeModelInputs_a980bfc1f2bcdd4766afe151bb4f2c0e4.html#a980bfc1f2bcdd4766afe151bb4f2c0e4">pism::AgeModelInputs::v3</a></div><div class="ttdeci">const array::Array3D * v3</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00040">AgeModel.hh:40</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_ae30f0853c82b5598754a14bba5779ed0_html_ae30f0853c82b5598754a14bba5779ed0"><div class="ttname"><a href="classpism_1_1AgeModelInputs_ae30f0853c82b5598754a14bba5779ed0.html#ae30f0853c82b5598754a14bba5779ed0">pism::AgeModelInputs::AgeModelInputs</a></div><div class="ttdeci">AgeModelInputs()</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00036">AgeModel.cc:36</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_ae789429e9bbccb819916d8fca4ca6e58_html_ae789429e9bbccb819916d8fca4ca6e58"><div class="ttname"><a href="classpism_1_1AgeModelInputs_ae789429e9bbccb819916d8fca4ca6e58.html#ae789429e9bbccb819916d8fca4ca6e58">pism::AgeModelInputs::u3</a></div><div class="ttdeci">const array::Array3D * u3</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00039">AgeModel.hh:39</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_af5f1d44857820a4f79639c79a5351cd1_html_af5f1d44857820a4f79639c79a5351cd1"><div class="ttname"><a href="classpism_1_1AgeModelInputs_af5f1d44857820a4f79639c79a5351cd1.html#af5f1d44857820a4f79639c79a5351cd1">pism::AgeModelInputs::ice_thickness</a></div><div class="ttdeci">const array::Scalar * ice_thickness</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00038">AgeModel.hh:38</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModelInputs_html"><div class="ttname"><a href="classpism_1_1AgeModelInputs.html">pism::AgeModelInputs</a></div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00029">AgeModel.hh:29</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a06c55a1925b7e2b4497f11b14b81929f_html_a06c55a1925b7e2b4497f11b14b81929f"><div class="ttname"><a href="classpism_1_1AgeModel_a06c55a1925b7e2b4497f11b14b81929f.html#a06c55a1925b7e2b4497f11b14b81929f">pism::AgeModel::define_model_state_impl</a></div><div class="ttdeci">void define_model_state_impl(const File &output) const</div><div class="ttdoc">The default (empty implementation).</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00214">AgeModel.cc:214</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16_html_a0a4e7ebc58694d40cfb11373659dae16"><div class="ttname"><a href="classpism_1_1AgeModel_a0a4e7ebc58694d40cfb11373659dae16.html#a0a4e7ebc58694d40cfb11373659dae16">pism::AgeModel::m_ice_age</a></div><div class="ttdeci">array::Array3D m_ice_age</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00059">AgeModel.hh:59</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a35942a52ef43e4888b6233be0f2b7223_html_a35942a52ef43e4888b6233be0f2b7223"><div class="ttname"><a href="classpism_1_1AgeModel_a35942a52ef43e4888b6233be0f2b7223.html#a35942a52ef43e4888b6233be0f2b7223">pism::AgeModel::AgeModel</a></div><div class="ttdeci">AgeModel(std::shared_ptr< const Grid > grid, std::shared_ptr< const stressbalance::StressBalance > stress_balance)</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00057">AgeModel.cc:57</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a4760c33bae01cbff5e411e150bf6e17a_html_a4760c33bae01cbff5e411e150bf6e17a"><div class="ttname"><a href="classpism_1_1AgeModel_a4760c33bae01cbff5e411e150bf6e17a.html#a4760c33bae01cbff5e411e150bf6e17a">pism::AgeModel::m_stress_balance</a></div><div class="ttdeci">std::shared_ptr< const stressbalance::StressBalance > m_stress_balance</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00061">AgeModel.hh:61</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445_html_a5275eded2a708da7169851cc2a80a445"><div class="ttname"><a href="classpism_1_1AgeModel_a5275eded2a708da7169851cc2a80a445.html#a5275eded2a708da7169851cc2a80a445">pism::AgeModel::m_work</a></div><div class="ttdeci">array::Array3D m_work</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8hh_source.html#l00060">AgeModel.hh:60</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a92bf232666aca98064f0cc162fbbde62_html_a92bf232666aca98064f0cc162fbbde62"><div class="ttname"><a href="classpism_1_1AgeModel_a92bf232666aca98064f0cc162fbbde62.html#a92bf232666aca98064f0cc162fbbde62">pism::AgeModel::max_timestep_impl</a></div><div class="ttdeci">MaxTimestep max_timestep_impl(double t) const</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00176">AgeModel.cc:176</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_a99bba09ffa5ebf65fd134046ab088215_html_a99bba09ffa5ebf65fd134046ab088215"><div class="ttname"><a href="classpism_1_1AgeModel_a99bba09ffa5ebf65fd134046ab088215.html#a99bba09ffa5ebf65fd134046ab088215">pism::AgeModel::age</a></div><div class="ttdeci">const array::Array3D & age() const</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00172">AgeModel.cc:172</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_ac9123c74eaec3dc86680fd48fbf858f5_html_ac9123c74eaec3dc86680fd48fbf858f5"><div class="ttname"><a href="classpism_1_1AgeModel_ac9123c74eaec3dc86680fd48fbf858f5.html#ac9123c74eaec3dc86680fd48fbf858f5">pism::AgeModel::write_model_state_impl</a></div><div class="ttdeci">void write_model_state_impl(const File &output) const</div><div class="ttdoc">The default (empty implementation).</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00218">AgeModel.cc:218</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_ae481458c40e7f475459608351fb9b03d_html_ae481458c40e7f475459608351fb9b03d"><div class="ttname"><a href="classpism_1_1AgeModel_ae481458c40e7f475459608351fb9b03d.html#ae481458c40e7f475459608351fb9b03d">pism::AgeModel::init</a></div><div class="ttdeci">void init(const InputOptions &opts)</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00187">AgeModel.cc:187</a></div></div>
<div class="ttc" id="aclasspism_1_1AgeModel_afbd21474c2ec641251ebaa77a4dfd6cc_html_afbd21474c2ec641251ebaa77a4dfd6cc"><div class="ttname"><a href="classpism_1_1AgeModel_afbd21474c2ec641251ebaa77a4dfd6cc.html#afbd21474c2ec641251ebaa77a4dfd6cc">pism::AgeModel::update</a></div><div class="ttdeci">void update(double t, double dt, const AgeModelInputs &inputs)</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00108">AgeModel.cc:108</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_a28f298fc2133baae8cebf9dedf3b4d84_html_a28f298fc2133baae8cebf9dedf3b4d84"><div class="ttname"><a href="classpism_1_1Component_a28f298fc2133baae8cebf9dedf3b4d84.html#a28f298fc2133baae8cebf9dedf3b4d84">pism::Component::m_config</a></div><div class="ttdeci">const Config::ConstPtr m_config</div><div class="ttdoc">configuration database used by this component</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00158">Component.hh:158</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_a29575eba605feccf4403d6b4ff0954a4_html_a29575eba605feccf4403d6b4ff0954a4"><div class="ttname"><a href="classpism_1_1Component_a29575eba605feccf4403d6b4ff0954a4.html#a29575eba605feccf4403d6b4ff0954a4">pism::Component::m_log</a></div><div class="ttdeci">const Logger::ConstPtr m_log</div><div class="ttdoc">logger (for easy access)</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00162">Component.hh:162</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_a48f8d0b81b7853d4e3fba0de79ec4a7f_html_a48f8d0b81b7853d4e3fba0de79ec4a7fa27f687170795f16d7eb334423b0bc9de"><div class="ttname"><a href="classpism_1_1Component_a48f8d0b81b7853d4e3fba0de79ec4a7f.html#a48f8d0b81b7853d4e3fba0de79ec4a7fa27f687170795f16d7eb334423b0bc9de">pism::Component::REGRID_WITHOUT_REGRID_VARS</a></div><div class="ttdeci">@ REGRID_WITHOUT_REGRID_VARS</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00151">Component.hh:151</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811_html_a745aa37bc1b5da6db5bfc280ecb3c811"><div class="ttname"><a href="classpism_1_1Component_a745aa37bc1b5da6db5bfc280ecb3c811.html#a745aa37bc1b5da6db5bfc280ecb3c811">pism::Component::m_grid</a></div><div class="ttdeci">const std::shared_ptr< const Grid > m_grid</div><div class="ttdoc">grid used by this component</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00156">Component.hh:156</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_a7737874c03a58a03498a33dc464d2ee9_html_a7737874c03a58a03498a33dc464d2ee9"><div class="ttname"><a href="classpism_1_1Component_a7737874c03a58a03498a33dc464d2ee9.html#a7737874c03a58a03498a33dc464d2ee9">pism::Component::regrid</a></div><div class="ttdeci">void regrid(const std::string &module_name, array::Array &variable, RegriddingFlag flag=NO_REGRID_WITHOUT_REGRID_VARS)</div><div class="ttdef"><b>Definition</b> <a href="Component_8cc_source.html#l00159">Component.cc:159</a></div></div>
<div class="ttc" id="aclasspism_1_1Component_html"><div class="ttname"><a href="classpism_1_1Component.html">pism::Component</a></div><div class="ttdoc">A class defining a common interface for most PISM sub-models.</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00118">Component.hh:118</a></div></div>
<div class="ttc" id="aclasspism_1_1File_a6f0c4fc5187ec43c397aa9df8ebc0f03_html_a6f0c4fc5187ec43c397aa9df8ebc0f03"><div class="ttname"><a href="classpism_1_1File_a6f0c4fc5187ec43c397aa9df8ebc0f03.html#a6f0c4fc5187ec43c397aa9df8ebc0f03">pism::File::variable_exists</a></div><div class="ttdeci">bool variable_exists(const std::string &short_name) const</div><div class="ttdoc">Checks if a variable exists.</div><div class="ttdef"><b>Definition</b> <a href="File_8cc_source.html#l00378">File.cc:378</a></div></div>
<div class="ttc" id="aclasspism_1_1File_html"><div class="ttname"><a href="classpism_1_1File.html">pism::File</a></div><div class="ttdoc">High-level PISM I/O class.</div><div class="ttdef"><b>Definition</b> <a href="File_8hh_source.html#l00054">File.hh:55</a></div></div>
<div class="ttc" id="aclasspism_1_1MaxTimestep_html"><div class="ttname"><a href="classpism_1_1MaxTimestep.html">pism::MaxTimestep</a></div><div class="ttdoc">Combines the max. time step with the flag indicating if a restriction is active. Makes is possible to...</div><div class="ttdef"><b>Definition</b> <a href="MaxTimestep_8hh_source.html#l00031">MaxTimestep.hh:31</a></div></div>
<div class="ttc" id="aclasspism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2_html_a6b0a6e5e64970af7eadabfebe2b20bd2"><div class="ttname"><a href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">pism::ParallelSection::failed</a></div><div class="ttdeci">void failed()</div><div class="ttdoc">Indicates a failure of a parallel section.</div><div class="ttdef"><b>Definition</b> <a href="error__handling_8cc_source.html#l00185">error_handling.cc:185</a></div></div>
<div class="ttc" id="aclasspism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835_html_ac23296abee1cbcb3c3fd68c7f5ce0835"><div class="ttname"><a href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">pism::ParallelSection::check</a></div><div class="ttdeci">void check()</div><div class="ttdef"><b>Definition</b> <a href="error__handling_8cc_source.html#l00201">error_handling.cc:201</a></div></div>
<div class="ttc" id="aclasspism_1_1ParallelSection_html"><div class="ttname"><a href="classpism_1_1ParallelSection.html">pism::ParallelSection</a></div><div class="ttdef"><b>Definition</b> <a href="error__handling_8hh_source.html#l00069">error_handling.hh:69</a></div></div>
<div class="ttc" id="aclasspism_1_1RuntimeError_ad0ed5f05a9a4e3e403a1d62f8d1e4e7d_html_ad0ed5f05a9a4e3e403a1d62f8d1e4e7d"><div class="ttname"><a href="classpism_1_1RuntimeError_ad0ed5f05a9a4e3e403a1d62f8d1e4e7d.html#ad0ed5f05a9a4e3e403a1d62f8d1e4e7d">pism::RuntimeError::formatted</a></div><div class="ttdeci">static RuntimeError formatted(const ErrorLocation &location, const char format[],...) __attribute__((format(printf</div><div class="ttdoc">build a RuntimeError with a formatted message</div><div class="ttdef"><b>Definition</b> <a href="error__handling_8cc_source.html#l00047">error_handling.cc:47</a></div></div>
<div class="ttc" id="aclasspism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5_html_a4a5cabddabc031e1a06d891aeb3767e5"><div class="ttname"><a href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">pism::VariableMetadata::long_name</a></div><div class="ttdeci">VariableMetadata & long_name(const std::string &input)</div><div class="ttdef"><b>Definition</b> <a href="VariableMetadata_8hh_source.html#l00114">VariableMetadata.hh:114</a></div></div>
<div class="ttc" id="aclasspism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff_html_a4d1585666afbef0f288b37ade7bc22ff"><div class="ttname"><a href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">pism::VariableMetadata::units</a></div><div class="ttdeci">VariableMetadata & units(const std::string &input)</div><div class="ttdef"><b>Definition</b> <a href="VariableMetadata_8hh_source.html#l00122">VariableMetadata.hh:122</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1AccessScope_html"><div class="ttname"><a href="classpism_1_1array_1_1AccessScope.html">pism::array::AccessScope</a></div><div class="ttdoc">Makes sure that we call begin_access() and end_access() for all accessed array::Arrays.</div><div class="ttdef"><b>Definition</b> <a href="Array_8hh_source.html#l00064">Array.hh:64</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array3D_a0ea8b6700f5aab01e913dcbad9de72a5_html_a0ea8b6700f5aab01e913dcbad9de72a5"><div class="ttname"><a href="classpism_1_1array_1_1Array3D_a0ea8b6700f5aab01e913dcbad9de72a5.html#a0ea8b6700f5aab01e913dcbad9de72a5">pism::array::Array3D::copy_from</a></div><div class="ttdeci">void copy_from(const Array3D &input)</div><div class="ttdef"><b>Definition</b> <a href="Array3D_8cc_source.html#l00209">Array3D.cc:209</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array3D_a57f6842686575847d4662ebe9a69bca6_html_a57f6842686575847d4662ebe9a69bca6"><div class="ttname"><a href="classpism_1_1array_1_1Array3D_a57f6842686575847d4662ebe9a69bca6.html#a57f6842686575847d4662ebe9a69bca6">pism::array::Array3D::set_column</a></div><div class="ttdeci">void set_column(int i, int j, double c)</div><div class="ttdoc">Set all values of scalar quantity to given a single value in a particular column.</div><div class="ttdef"><b>Definition</b> <a href="Array3D_8cc_source.html#l00050">Array3D.cc:50</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array3D_ac74ddc5a845ca13d159983b9e7b20791_html_ac74ddc5a845ca13d159983b9e7b20791"><div class="ttname"><a href="classpism_1_1array_1_1Array3D_ac74ddc5a845ca13d159983b9e7b20791.html#ac74ddc5a845ca13d159983b9e7b20791">pism::array::Array3D::get_column</a></div><div class="ttdeci">double * get_column(int i, int j)</div><div class="ttdef"><b>Definition</b> <a href="Array3D_8cc_source.html#l00121">Array3D.cc:121</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array3D_html"><div class="ttname"><a href="classpism_1_1array_1_1Array3D.html">pism::array::Array3D</a></div><div class="ttdoc">A virtual class collecting methods common to ice and bedrock 3D fields.</div><div class="ttdef"><b>Definition</b> <a href="Array3D_8hh_source.html#l00033">Array3D.hh:33</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_a0326efd779d857755513901da9a54992_html_a0326efd779d857755513901da9a54992"><div class="ttname"><a href="classpism_1_1array_1_1Array_a0326efd779d857755513901da9a54992.html#a0326efd779d857755513901da9a54992">pism::array::Array::read</a></div><div class="ttdeci">void read(const std::string &filename, unsigned int time)</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00731">Array.cc:731</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_a3e1a5859cef073a95e5e0cc5f1cc0fdb_html_a3e1a5859cef073a95e5e0cc5f1cc0fdb"><div class="ttname"><a href="classpism_1_1array_1_1Array_a3e1a5859cef073a95e5e0cc5f1cc0fdb.html#a3e1a5859cef073a95e5e0cc5f1cc0fdb">pism::array::Array::define</a></div><div class="ttdeci">void define(const File &file, io::Type default_type) const</div><div class="ttdoc">Define variables corresponding to an Array in a file opened using file.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00463">Array.cc:463</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_a4cdaeb827d166a076668d2ab86416793_html_a4cdaeb827d166a076668d2ab86416793"><div class="ttname"><a href="classpism_1_1array_1_1Array_a4cdaeb827d166a076668d2ab86416793.html#a4cdaeb827d166a076668d2ab86416793">pism::array::Array::write</a></div><div class="ttdeci">void write(const std::string &filename) const</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00722">Array.cc:722</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_a9959fcf0124f084e6a2835ed745ce0d1_html_a9959fcf0124f084e6a2835ed745ce0d1"><div class="ttname"><a href="classpism_1_1array_1_1Array_a9959fcf0124f084e6a2835ed745ce0d1.html#a9959fcf0124f084e6a2835ed745ce0d1">pism::array::Array::set</a></div><div class="ttdeci">void set(double c)</div><div class="ttdoc">Result: v[j] <- c for all j.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00629">Array.cc:629</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4_html_af9eece42153cd03bfc8ba237ae5310c4"><div class="ttname"><a href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">pism::array::Array::metadata</a></div><div class="ttdeci">SpatialVariableMetadata & metadata(unsigned int N=0)</div><div class="ttdoc">Returns a reference to the SpatialVariableMetadata object containing metadata for the compoment N.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00476">Array.cc:476</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_html"><div class="ttname"><a href="classpism_1_1array_1_1Array.html">pism::array::Array</a></div><div class="ttdoc">Abstract class for reading, writing, allocating, and accessing a DA-based PETSc Vec (2D and 3D fields...</div><div class="ttdef"><b>Definition</b> <a href="Array_8hh_source.html#l00207">Array.hh:207</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Scalar_html"><div class="ttname"><a href="classpism_1_1array_1_1Scalar.html">pism::array::Scalar</a></div><div class="ttdef"><b>Definition</b> <a href="Scalar_8hh_source.html#l00031">Scalar.hh:31</a></div></div>
<div class="ttc" id="aclasspism_1_1columnSystemCtx_a28bb508eccee6af0473307b128f5608a_html_a28bb508eccee6af0473307b128f5608a"><div class="ttname"><a href="classpism_1_1columnSystemCtx_a28bb508eccee6af0473307b128f5608a.html#a28bb508eccee6af0473307b128f5608a">pism::columnSystemCtx::z</a></div><div class="ttdeci">const std::vector< double > & z() const</div><div class="ttdef"><b>Definition</b> <a href="ColumnSystem_8cc_source.html#l00283">ColumnSystem.cc:283</a></div></div>
<div class="ttc" id="aclasspism_1_1columnSystemCtx_a64714a2ffb042010fa15e265b11c4896_html_a64714a2ffb042010fa15e265b11c4896"><div class="ttname"><a href="classpism_1_1columnSystemCtx_a64714a2ffb042010fa15e265b11c4896.html#a64714a2ffb042010fa15e265b11c4896">pism::columnSystemCtx::fine_to_coarse</a></div><div class="ttdeci">void fine_to_coarse(const std::vector< double > &input, int i, int j, array::Array3D &output) const</div><div class="ttdef"><b>Definition</b> <a href="ColumnSystem_8cc_source.html#l00287">ColumnSystem.cc:287</a></div></div>
<div class="ttc" id="aclasspism_1_1columnSystemCtx_accb83857d9990f5b716bd8868cc37523_html_accb83857d9990f5b716bd8868cc37523"><div class="ttname"><a href="classpism_1_1columnSystemCtx_accb83857d9990f5b716bd8868cc37523.html#accb83857d9990f5b716bd8868cc37523">pism::columnSystemCtx::ks</a></div><div class="ttdeci">unsigned int ks() const</div><div class="ttdef"><b>Definition</b> <a href="ColumnSystem_8cc_source.html#l00275">ColumnSystem.cc:275</a></div></div>
<div class="ttc" id="aerror__handling_8hh_aa0c260bffe8a4dbd77d48e8feee7c526_html_aa0c260bffe8a4dbd77d48e8feee7c526"><div class="ttname"><a href="error__handling_8hh_aa0c260bffe8a4dbd77d48e8feee7c526.html#aa0c260bffe8a4dbd77d48e8feee7c526">PISM_ERROR_LOCATION</a></div><div class="ttdeci">#define PISM_ERROR_LOCATION</div><div class="ttdef"><b>Definition</b> <a href="error__handling_8hh_source.html#l00043">error_handling.hh:43</a></div></div>
<div class="ttc" id="anamespacepism_1_1io_a0caba8881b0d36c8cc1eccfa13c0e81f_html_a0caba8881b0d36c8cc1eccfa13c0e81fa308d77197e903bf4f5505b8cb5e377a2"><div class="ttname"><a href="namespacepism_1_1io_a0caba8881b0d36c8cc1eccfa13c0e81f.html#a0caba8881b0d36c8cc1eccfa13c0e81fa308d77197e903bf4f5505b8cb5e377a2">pism::io::PISM_GUESS</a></div><div class="ttdeci">@ PISM_GUESS</div><div class="ttdef"><b>Definition</b> <a href="IO__Flags_8hh_source.html#l00056">IO_Flags.hh:56</a></div></div>
<div class="ttc" id="anamespacepism_1_1io_a12c1fd23e92335e2396baab0354b262f_html_a12c1fd23e92335e2396baab0354b262fabb5d91fa1da1214c24d193a75f11f0a2"><div class="ttname"><a href="namespacepism_1_1io_a12c1fd23e92335e2396baab0354b262f.html#a12c1fd23e92335e2396baab0354b262fabb5d91fa1da1214c24d193a75f11f0a2">pism::io::PISM_READONLY</a></div><div class="ttdeci">@ PISM_READONLY</div><div class="ttdoc">open an existing file for reading only</div><div class="ttdef"><b>Definition</b> <a href="IO__Flags_8hh_source.html#l00068">IO_Flags.hh:68</a></div></div>
<div class="ttc" id="anamespacepism_1_1io_a53ffb40793c398e10644fbd2ecda3e77_html_a53ffb40793c398e10644fbd2ecda3e77a6a72c64f82168bec6bf8b648a86648de"><div class="ttname"><a href="namespacepism_1_1io_a53ffb40793c398e10644fbd2ecda3e77.html#a53ffb40793c398e10644fbd2ecda3e77a6a72c64f82168bec6bf8b648a86648de">pism::io::PISM_DOUBLE</a></div><div class="ttdeci">@ PISM_DOUBLE</div><div class="ttdef"><b>Definition</b> <a href="IO__Flags_8hh_source.html#l00053">IO_Flags.hh:52</a></div></div>
<div class="ttc" id="anamespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2_html_a41f7a488ef733f2b1e3575cadc5e8dc2"><div class="ttname"><a href="namespacepism_a41f7a488ef733f2b1e3575cadc5e8dc2.html#a41f7a488ef733f2b1e3575cadc5e8dc2">pism::check_input</a></div><div class="ttdeci">static void check_input(const array::Array *ptr, const char *name)</div><div class="ttdef"><b>Definition</b> <a href="AgeModel_8cc_source.html#l00043">AgeModel.cc:43</a></div></div>
<div class="ttc" id="anamespacepism_a56e80801555b7f36f4dd28941739654a_html_a56e80801555b7f36f4dd28941739654aa6aff4b43552f00d5cc331453ff4029bc"><div class="ttname"><a href="namespacepism_a56e80801555b7f36f4dd28941739654a.html#a56e80801555b7f36f4dd28941739654aa6aff4b43552f00d5cc331453ff4029bc">pism::INIT_RESTART</a></div><div class="ttdeci">@ INIT_RESTART</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00056">Component.hh:56</a></div></div>
<div class="ttc" id="anamespacepism_a7343afff8d353b59dbdec563bd896812_html_a7343afff8d353b59dbdec563bd896812"><div class="ttname"><a href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">pism::k</a></div><div class="ttdeci">static const double k</div><div class="ttdef"><b>Definition</b> <a href="exactTestP_8cc_source.html#l00042">exactTestP.cc:42</a></div></div>
<div class="ttc" id="anamespacepism_html"><div class="ttname"><a href="namespacepism.html">pism</a></div><div class="ttdef"><b>Definition</b> <a href="AgeColumnSystem_8cc_source.html#l00023">AgeColumnSystem.cc:23</a></div></div>
<div class="ttc" id="astructpism_1_1InputOptions_a0fe5db51286e55c31b1575dc9ecc5d70_html_a0fe5db51286e55c31b1575dc9ecc5d70"><div class="ttname"><a href="structpism_1_1InputOptions_a0fe5db51286e55c31b1575dc9ecc5d70.html#a0fe5db51286e55c31b1575dc9ecc5d70">pism::InputOptions::type</a></div><div class="ttdeci">InitializationType type</div><div class="ttdoc">initialization type</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00061">Component.hh:61</a></div></div>
<div class="ttc" id="astructpism_1_1InputOptions_a2dc298f0e83b951fa1df5eab910639e5_html_a2dc298f0e83b951fa1df5eab910639e5"><div class="ttname"><a href="structpism_1_1InputOptions_a2dc298f0e83b951fa1df5eab910639e5.html#a2dc298f0e83b951fa1df5eab910639e5">pism::InputOptions::filename</a></div><div class="ttdeci">std::string filename</div><div class="ttdoc">name of the input file (if applicable)</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00063">Component.hh:63</a></div></div>
<div class="ttc" id="astructpism_1_1InputOptions_ae33c7fb4ca1317444d959bc3e1514ba4_html_ae33c7fb4ca1317444d959bc3e1514ba4"><div class="ttname"><a href="structpism_1_1InputOptions_ae33c7fb4ca1317444d959bc3e1514ba4.html#ae33c7fb4ca1317444d959bc3e1514ba4">pism::InputOptions::record</a></div><div class="ttdeci">unsigned int record</div><div class="ttdoc">index of the record to re-start from</div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00065">Component.hh:65</a></div></div>
<div class="ttc" id="astructpism_1_1InputOptions_html"><div class="ttname"><a href="structpism_1_1InputOptions.html">pism::InputOptions</a></div><div class="ttdef"><b>Definition</b> <a href="Component_8hh_source.html#l00058">Component.hh:58</a></div></div>
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