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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_337d79c4e85232f0487076e092bb4774.html">stressbalance</a></li><li class="navelem"><a class="el" href="dir_980286f9e69bc882ba80adb90321165b.html">sia</a></li> </ul>
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<a href="BedSmoother_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) 2010--2023 Ed Bueler and Constantine Khroulev</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> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <cassert></span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include "pism/stressbalance/sia/BedSmoother.hh"</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include "pism/util/Context.hh"</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include "pism/util/Grid.hh"</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include "pism/util/Logger.hh"</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include "pism/util/array/CellType.hh"</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "pism/util/error_handling.hh"</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "pism/util/petscwrappers/Vec.hh"</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "pism/util/pism_utilities.hh"</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include "pism/util/VariableMetadata.hh"</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacepism.html">pism</a> {</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="keyword">namespace </span>stressbalance {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="foldopen" id="foldopen00034" data-start="{" data-end="}">
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a32338d245c30dd4f2a3bb5218f59e3bc.html#a32338d245c30dd4f2a3bb5218f59e3bc"> 34</a></span><a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a32338d245c30dd4f2a3bb5218f59e3bc.html#a32338d245c30dd4f2a3bb5218f59e3bc">BedSmoother::BedSmoother</a>(std::shared_ptr<const Grid> <a class="code hl_variable" href="namespacepism_a47d754ed3e959d5866b02a1b78b6a5b5.html#a47d754ed3e959d5866b02a1b78b6a5b5">g</a>)</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> : m_grid(<a class="code hl_variable" href="namespacepism_a47d754ed3e959d5866b02a1b78b6a5b5.html#a47d754ed3e959d5866b02a1b78b6a5b5">g</a>),</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> m_config(<a class="code hl_variable" href="namespacepism_a47d754ed3e959d5866b02a1b78b6a5b5.html#a47d754ed3e959d5866b02a1b78b6a5b5">g</a>->ctx()->config()),</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> m_topgsmooth(m_grid, <span class="stringliteral">"topgsmooth"</span>),</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> m_maxtl(m_grid, <span class="stringliteral">"maxtl"</span>),</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> m_C2(m_grid, <span class="stringliteral">"C2bedsmooth"</span>),</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> m_C3(m_grid, <span class="stringliteral">"C3bedsmooth"</span>),</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> m_C4(m_grid, <span class="stringliteral">"C3bedsmooth"</span>)</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span>{</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1Logger.html">Logger</a> &log = *<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->ctx()->log();</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> {</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// allocate Vecs that live on all procs; all have to be as "wide" as any of</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// their prospective uses</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>(0)</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"smoothed bed elevation, in bed roughness parameterization"</span>)</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"m"</span>);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>(0)</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"maximum elevation in local topography patch, in bed roughness parameterization"</span>)</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"m"</span>);</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>(0)</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"polynomial coeff of H^-2, in bed roughness parameterization"</span>)</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"m^2"</span>);</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>(0)</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"polynomial coeff of H^-3, in bed roughness parameterization"</span>)</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"m^3"</span>);</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_af9eece42153cd03bfc8ba237ae5310c4.html#af9eece42153cd03bfc8ba237ae5310c4">metadata</a>(0)</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4a5cabddabc031e1a06d891aeb3767e5.html#a4a5cabddabc031e1a06d891aeb3767e5">long_name</a>(<span class="stringliteral">"polynomial coeff of H^-4, in bed roughness parameterization"</span>)</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> .<a class="code hl_function" href="classpism_1_1VariableMetadata_a4d1585666afbef0f288b37ade7bc22ff.html#a4d1585666afbef0f288b37ade7bc22ff">units</a>(<span class="stringliteral">"m^4"</span>);</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> <span class="comment">// allocate Vecs that live on processor 0:</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332.html#a43d6ca6da2f6513d1a5115d6b5de8332">m_topgp0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202.html#ab1c917c55fc9b6fc0e3265ed1ee71202">m_topgsmoothp0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4f727584546e4cef224c33484d1e41e2.html#a4f727584546e4cef224c33484d1e41e2">m_maxtlp0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f.html#af200deb02932da18adb78d12a908346f">m_C2p0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb.html#a02fb4d8d2e000f58a4eabcc1d0bf1ccb">m_C3p0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b.html#ad07977b6a5e8b8df9963203bca80553b">m_C4p0</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">allocate_proc0_copy</a>();</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a01b79ef0eb383f13aa8b62bb590d38c0.html#a01b79ef0eb383f13aa8b62bb590d38c0">m_Glen_exponent</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_aa72b3eb0e614bc7111e99f39e66d0187.html#aa72b3eb0e614bc7111e99f39e66d0187">m_config</a>->get_number(<span class="stringliteral">"stress_balance.sia.Glen_exponent"</span>); <span class="comment">// choice is SIA; see #285</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_aa72b3eb0e614bc7111e99f39e66d0187.html#aa72b3eb0e614bc7111e99f39e66d0187">m_config</a>->get_number(<span class="stringliteral">"stress_balance.sia.bed_smoother.range"</span>);</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a> > 0.0) {</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> log.<a class="code hl_function" href="classpism_1_1Logger_a72a51137de46115eb228a8bbc12a2a8a.html#a72a51137de46115eb228a8bbc12a2a8a">message</a>(2,</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="stringliteral">"* Initializing bed smoother object with %.3f km half-width ...\n"</span>,</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <a class="code hl_function" href="namespacepism_1_1units_aae3f4db8a6a2365e607a699bc61a5077.html#aae3f4db8a6a2365e607a699bc61a5077">units::convert</a>(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->ctx()->unit_system(), <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a>, <span class="stringliteral">"m"</span>, <span class="stringliteral">"km"</span>));</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="comment">// Make sure that Nx and Ny are initialized. In most cases SIAFD::update() will call</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// preprocess_bed() and set appropriate values, but in a zero-length (-y 0) run IceModel does not</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// call SIAFD::update()... We may need to re-structure this class so that everything is</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="comment">// initialized right after construction and users don't have to call preprocess_bed() manually.</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> = -1;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> = -1;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span>}</div>
</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="comment"></span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="comment">/*!</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="comment">Input lambda gives physical half-width (in m) of square over which to do the</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="comment">average. Only square smoothing domains are allowed with this call, which is the</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><span class="comment">default case.</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="comment"> */</span></div>
<div class="foldopen" id="foldopen00097" data-start="{" data-end="}">
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527.html#ae13dd0bbf11b712bbef3eeaf93a8f527"> 97</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527.html#ae13dd0bbf11b712bbef3eeaf93a8f527">BedSmoother::preprocess_bed</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &topg) {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> </div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a> <= 0.0) {</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// smoothing completely inactive. we transfer the original bed topg,</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// including ghosts, to public member topgsmooth ...</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array2D_a7b9a0d8a83d5379f1debdcefce0fffae.html#a7b9a0d8a83d5379f1debdcefce0fffae">copy_from</a>(topg);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// and we tell theta() to return theta=1</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> = -1;</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> = -1;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> }</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// determine Nx, Ny, which are always at least one if m_smoothing_range > 0</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> = <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(ceil(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a> / <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->dx()));</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> = <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(ceil(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">m_smoothing_range</a> / <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->dy()));</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> < 1) {</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> = 1;</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="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> < 1) {</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> = 1;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> }</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527.html#ae13dd0bbf11b712bbef3eeaf93a8f527">preprocess_bed</a>(topg, <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a>, <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a>);</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span>}</div>
</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="foldopen" id="foldopen00122" data-start="{" data-end="}">
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a706c3a4805bc78586d0e0d8e4973b7bb.html#a706c3a4805bc78586d0e0d8e4973b7bb"> 122</a></span><span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a>& <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a706c3a4805bc78586d0e0d8e4973b7bb.html#a706c3a4805bc78586d0e0d8e4973b7bb">BedSmoother::smoothed_bed</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span>}</div>
</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment"></span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">/*!</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">Inputs Nx,Ny gives half-width in number of grid points, over which to do the</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">average.</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span><span class="comment"> */</span></div>
<div class="foldopen" id="foldopen00130" data-start="{" data-end="}">
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_addb17716aefc353aee774bc3921eb29b.html#addb17716aefc353aee774bc3921eb29b"> 130</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527.html#ae13dd0bbf11b712bbef3eeaf93a8f527">BedSmoother::preprocess_bed</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &topg,</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> Nx, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Ny) {</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> <span class="keywordflow">if</span> ((Nx >= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->Mx()) || (Ny >= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->My())) {</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">throw</span> <a class="code hl_class" href="classpism_1_1RuntimeError.html">RuntimeError</a>(<a class="code hl_define" href="error__handling_8hh_aa0c260bffe8a4dbd77d48e8feee7c526.html#aa0c260bffe8a4dbd77d48e8feee7c526">PISM_ERROR_LOCATION</a>, <span class="stringliteral">"input Nx, Ny in bed smoother is too large because\n"</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="stringliteral">"domain of smoothing exceeds Grid domain"</span>);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> = Nx;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> = Ny;</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> topg.<a class="code hl_function" href="classpism_1_1array_1_1Array_ab56dc4d6cf0f9660ce580bbf4f3585d9.html#ab56dc4d6cf0f9660ce580bbf4f3585d9">put_on_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332.html#a43d6ca6da2f6513d1a5115d6b5de8332">m_topgp0</a>);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a58ff28fd406efac160671b5067fcf2e1.html#a58ff28fd406efac160671b5067fcf2e1">smooth_the_bed_on_proc0</a>();</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// next call *does indeed* fill ghosts in topgsmooth</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">get_from_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202.html#ab1c917c55fc9b6fc0e3265ed1ee71202">m_topgsmoothp0</a>);</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a84c1adc9a37d8099c419c21d14e045d9.html#a84c1adc9a37d8099c419c21d14e045d9">compute_coefficients_on_proc0</a>();</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// following calls *do* fill the ghosts</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">get_from_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4f727584546e4cef224c33484d1e41e2.html#a4f727584546e4cef224c33484d1e41e2">m_maxtlp0</a>);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">get_from_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f.html#af200deb02932da18adb78d12a908346f">m_C2p0</a>);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">get_from_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb.html#a02fb4d8d2e000f58a4eabcc1d0bf1ccb">m_C3p0</a>);</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">get_from_proc0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b.html#ad07977b6a5e8b8df9963203bca80553b">m_C4p0</a>);</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>}</div>
</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</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">//! Computes the smoothed bed by a simple average over a rectangle of grid points.</span></div>
<div class="foldopen" id="foldopen00155" data-start="{" data-end="}">
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a58ff28fd406efac160671b5067fcf2e1.html#a58ff28fd406efac160671b5067fcf2e1"> 155</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a58ff28fd406efac160671b5067fcf2e1.html#a58ff28fd406efac160671b5067fcf2e1">BedSmoother::smooth_the_bed_on_proc0</a>() {</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <a class="code hl_class" href="classpism_1_1ParallelSection.html">ParallelSection</a> rank0(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->com);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->rank() == 0) {</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">const</span> <span class="keywordtype">int</span> Mx = (<a class="code hl_class" href="classint.html">int</a>)<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->Mx();</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">const</span> <span class="keywordtype">int</span> My = (<a class="code hl_class" href="classint.html">int</a>)<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->My();</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> <a class="code hl_class" href="classpism_1_1petsc_1_1VecArray2D.html">petsc::VecArray2D</a></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <a class="code hl_variable" href="exactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80.html#a7cd4ebc9eb7d8912281c0f7e47868b80">b0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332.html#a43d6ca6da2f6513d1a5115d6b5de8332">m_topgp0</a>, Mx, My),</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> bs(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202.html#ab1c917c55fc9b6fc0e3265ed1ee71202">m_topgsmoothp0</a>, Mx, My);</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> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j < My; j++) {</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i < Mx; i++) {</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// average only over those points which are in the grid; do</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// not wrap periodically</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordtype">double</span> sum = 0.0, <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> = 0.0;</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> r = -<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a>; r <= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a>; r++) {</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> s = -<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a>; s <= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a>; s++) {</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordflow">if</span> ((i+r >= 0) and (i+r < Mx) and (j+s >= 0) and (j+s < My)) {</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> sum += <a class="code hl_variable" href="exactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80.html#a7cd4ebc9eb7d8912281c0f7e47868b80">b0</a>(i+r, j+s);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> += 1.0;</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> }</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> }</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="comment">// unprotected division by count but r=0,s=0 case guarantees count>=1</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> bs(i, j) = sum / <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>;</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> }</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> rank0.<a class="code hl_function" href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">failed</a>();</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> }</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> rank0.<a class="code hl_function" href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">check</a>();</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span>}</div>
</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="foldopen" id="foldopen00192" data-start="{" data-end="}">
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a84c1adc9a37d8099c419c21d14e045d9.html#a84c1adc9a37d8099c419c21d14e045d9"> 192</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a84c1adc9a37d8099c419c21d14e045d9.html#a84c1adc9a37d8099c419c21d14e045d9">BedSmoother::compute_coefficients_on_proc0</a>() {</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="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Mx = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->Mx(), My = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->My();</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <a class="code hl_class" href="classpism_1_1ParallelSection.html">ParallelSection</a> rank0(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->com);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->rank() == 0) {</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <a class="code hl_class" href="classpism_1_1petsc_1_1VecArray2D.html">petsc::VecArray2D</a></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <a class="code hl_variable" href="exactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80.html#a7cd4ebc9eb7d8912281c0f7e47868b80">b0</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332.html#a43d6ca6da2f6513d1a5115d6b5de8332">m_topgp0</a>, Mx, My),</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> bs(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202.html#ab1c917c55fc9b6fc0e3265ed1ee71202">m_topgsmoothp0</a>, Mx, My),</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> mt(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4f727584546e4cef224c33484d1e41e2.html#a4f727584546e4cef224c33484d1e41e2">m_maxtlp0</a>, Mx, My),</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <a class="code hl_variable" href="namespacepism_a61f495299b26a97b1957dd1ff8333201.html#a61f495299b26a97b1957dd1ff8333201">c2</a>(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f.html#af200deb02932da18adb78d12a908346f">m_C2p0</a>, Mx, My),</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> c3(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb.html#a02fb4d8d2e000f58a4eabcc1d0bf1ccb">m_C3p0</a>, Mx, My),</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> c4(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b.html#ad07977b6a5e8b8df9963203bca80553b">m_C4p0</a>, Mx, My);</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j < (<a class="code hl_class" href="classint.html">int</a>)My; j++) {</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i < (<a class="code hl_class" href="classint.html">int</a>)Mx; i++) {</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="comment">// average only over those points which are in the grid</span></div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// do not wrap periodically</span></div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordtype">double</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> topgs = bs(i, j),</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> maxtltemp = 0.0,</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> sum2 = 0.0,</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> sum3 = 0.0,</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> sum4 = 0.0,</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> = 0.0;</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> r = -<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a>; r <= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a>; r++) {</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> s = -<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a>; s <= <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a>; s++) {</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keywordflow">if</span> ((i+r >= 0) && (i+r < (<span class="keywordtype">int</span>)Mx) && (j+s >= 0) && (j+s < (<span class="keywordtype">int</span>)My)) {</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// tl is elevation of local topography at a pt in patch</span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">const</span> <span class="keywordtype">double</span> tl = <a class="code hl_variable" href="exactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80.html#a7cd4ebc9eb7d8912281c0f7e47868b80">b0</a>(i+r, j+s) - topgs;</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> maxtltemp = std::max(maxtltemp, tl);</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="comment">// accumulate 2nd, 3rd, and 4th powers with only 3 multiplications</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">const</span> <span class="keywordtype">double</span> tl2 = tl * tl;</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> sum2 += tl2;</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> sum3 += tl2 * tl;</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> sum4 += tl2 * tl2;</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a> += 1.0;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> }</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> }</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> }</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> mt(i, j) = maxtltemp;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// unprotected division by count but r=0,s=0 case guarantees count>=1</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <a class="code hl_variable" href="namespacepism_a61f495299b26a97b1957dd1ff8333201.html#a61f495299b26a97b1957dd1ff8333201">c2</a>(i, j) = sum2 / <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> c3(i, j) = sum3 / <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> c4(i, j) = sum4 / <a class="code hl_variable" href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a>;</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> }</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> }</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// scale the coeffs in Taylor series</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">const</span> <span class="keywordtype">double</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a> = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a01b79ef0eb383f13aa8b62bb590d38c0.html#a01b79ef0eb383f13aa8b62bb590d38c0">m_Glen_exponent</a>,</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a> = (<a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a> + 2) / <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a>,</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> s2 = <a class="code hl_variable" href="namespacepism_a7343afff8d353b59dbdec563bd896812.html#a7343afff8d353b59dbdec563bd896812">k</a> * (2 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a> + 2) / (2 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a>),</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> s3 = s2 * (3 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a> + 2) / (3 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a>),</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> s4 = s3 * (4 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a> + 2) / (4 * <a class="code hl_define" href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a>);</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> PetscErrorCode ierr;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> ierr = VecScale(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f.html#af200deb02932da18adb78d12a908346f">m_C2p0</a>,s2);</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <a class="code hl_define" href="error__handling_8hh_a970ec877c0e54c6e16c039bfa1b88bad.html#a970ec877c0e54c6e16c039bfa1b88bad">PISM_CHK</a>(ierr, <span class="stringliteral">"VecScale"</span>);</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> ierr = VecScale(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb.html#a02fb4d8d2e000f58a4eabcc1d0bf1ccb">m_C3p0</a>,s3);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <a class="code hl_define" href="error__handling_8hh_a970ec877c0e54c6e16c039bfa1b88bad.html#a970ec877c0e54c6e16c039bfa1b88bad">PISM_CHK</a>(ierr, <span class="stringliteral">"VecScale"</span>);</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> ierr = VecScale(*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b.html#ad07977b6a5e8b8df9963203bca80553b">m_C4p0</a>,s4);</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <a class="code hl_define" href="error__handling_8hh_a970ec877c0e54c6e16c039bfa1b88bad.html#a970ec877c0e54c6e16c039bfa1b88bad">PISM_CHK</a>(ierr, <span class="stringliteral">"VecScale"</span>);</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> rank0.<a class="code hl_function" href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">failed</a>();</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> }</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> rank0.<a class="code hl_function" href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">check</a>();</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span>}</div>
</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span><span class="comment"></span> </div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span><span class="comment">//! Computes a smoothed thickness map.</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span><span class="comment"></span><span class="comment">/*!</span></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span><span class="comment">The result `thksmooth` is the difference between the given upper surface</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span><span class="comment">elevation (`usurf`) and the stored smoothed bed topography (`topgsmooth`),</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span><span class="comment">except where the given original thickness (`thk`) is zero. In places where</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span><span class="comment">the original thickness is zero, the result `thksmooth` is also set to zero.</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span><span class="comment"></span> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span><span class="comment">Ghosted values are updated directly and no communication occurs. In fact,</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span><span class="comment">we \e assume `usurf`, `thk`, and `thksmooth` all have stencil width at least</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="comment">equal to GHOSTS. We \e check whether `topgsmooth`, which has stencil width</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span><span class="comment">maxGHOSTS, has at least GHOSTS stencil width, and throw an error if not.</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span><span class="comment"></span> </div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span><span class="comment">Call preprocess_bed() first.</span></div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span><span class="comment"> */</span></div>
<div class="foldopen" id="foldopen00282" data-start="{" data-end="}">
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a38b304465661b70e7d2faa4b49aff5eb.html#a38b304465661b70e7d2faa4b49aff5eb"> 282</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a38b304465661b70e7d2faa4b49aff5eb.html#a38b304465661b70e7d2faa4b49aff5eb">BedSmoother::smoothed_thk</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &usurf,</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &thk,</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1CellType2.html">array::CellType2</a> &mask,</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &result)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_class" href="classpism_1_1array_1_1AccessScope.html">array::AccessScope</a> list{&mask, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>, &result, &thk, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>, &usurf};</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keyword">auto</span> GHOSTS = result.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>();</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> assert(mask.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> assert(thk.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> assert(usurf.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <a class="code hl_class" href="classpism_1_1ParallelSection.html">ParallelSection</a> loop(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->com);</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> p = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->points(GHOSTS); p; p.next()) {</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <span class="keyword">const</span> <span class="keywordtype">int</span> i = p.i(), j = p.j();</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordflow">if</span> (thk(i, j) < 0.0) {</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</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>, <span class="stringliteral">"BedSmoother detects negative original thickness\n"</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="stringliteral">"at location (i, j) = (%d, %d) ... ending"</span>, i, j);</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> }</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">if</span> (thk(i, j) == 0.0) {</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> result(i, j) = 0.0;</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>(i, j) >= thk(i, j)) {</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> result(i, j) = thk(i, j);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keywordflow">if</span> (mask.<a class="code hl_function" href="classpism_1_1array_1_1CellType_ada641b8ad181dfc6efd1a50d2a361edd.html#ada641b8ad181dfc6efd1a50d2a361edd">grounded</a>(i, j)) {</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="comment">// if grounded, compute smoothed thickness as the difference of ice surface</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="comment">// elevation and smoothed bed elevation, making sure the result is non-negative</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> result(i, j) = std::max(usurf(i, j) - <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>(i, j), 0.0);</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="comment">// if floating, use original thickness (note: surface elevation was</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <span class="comment">// computed using this thickness and the sea level elevation)</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> result(i, j) = thk(i, j);</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> }</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> }</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> }</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">failed</a>();</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> }</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">check</a>();</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span>}</div>
</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span><span class="comment"></span> </div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span><span class="comment">/*!</span></div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span><span class="comment">Implements the strategy for computing \f$\theta(h,x,y)\f$ from previously-</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span><span class="comment">stored coefficients, described on [Bed roughness parameterization](@ref bedrough) page and in [\ref</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span><span class="comment">Schoofbasaltopg2003].</span></div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span><span class="comment"></span> </div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span><span class="comment">Specifically, \f$\theta = \omega^{-n}\f$ where \f$\omega\f$ is a local average</span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span><span class="comment">of a rational function of surface elevation, approximated here by a Taylor polynomial:</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span><span class="comment"> \f[ \omega = \fint \left(1 - \frac{\tilde b(x_1,x_2,\xi_1,\xi_2)}{H}</span></div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span><span class="comment"> \right)^{-(n+2)/n}\,d\xi_1\,d\xi_2</span></div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span><span class="comment"> \approx 1 + C_2 H^{-2} + C_3 H^{-3} + C_4 H^{-4} \f]</span></div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span><span class="comment">where \f$h =\f$ usurf, \f$H = h -\f$ topgsmooth and \f$\tilde b\f$ is the local</span></div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span><span class="comment">bed topography, a function with mean zero. The coefficients \f$C_2,C_3,C_4\f$,</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span><span class="comment">which depend on \f$x,y\f$, are precomputed by `preprocess_bed()`.</span></div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span><span class="comment"></span> </div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span><span class="comment">Ghosted values are updated directly and no communication occurs. In fact,</span></div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span><span class="comment">we \e assume `usurf` and `theta` have stencil width at least</span></div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span><span class="comment">equal to GHOSTS. We \e check whether `topgsmooth`, which has stencil width</span></div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span><span class="comment">maxGHOSTS, has at least GHOSTS stencil width, and throw an error if not.</span></div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span><span class="comment"></span> </div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span><span class="comment">Call preprocess_bed() first.</span></div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span><span class="comment"> */</span></div>
<div class="foldopen" id="foldopen00350" data-start="{" data-end="}">
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"><a class="line" href="classpism_1_1stressbalance_1_1BedSmoother_a71b068f8e7b3d3aa7235e6d1bec1f797.html#a71b068f8e7b3d3aa7235e6d1bec1f797"> 350</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classpism_1_1stressbalance_1_1BedSmoother_a71b068f8e7b3d3aa7235e6d1bec1f797.html#a71b068f8e7b3d3aa7235e6d1bec1f797">BedSmoother::theta</a>(<span class="keyword">const</span> <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &usurf, <a class="code hl_class" href="classpism_1_1array_1_1Scalar.html">array::Scalar</a> &result)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">if</span> ((<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">m_Nx</a> < 0) || (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">m_Ny</a> < 0)) {</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> result.<a class="code hl_function" href="classpism_1_1array_1_1Array_a9959fcf0124f084e6a2835ed745ce0d1.html#a9959fcf0124f084e6a2835ed745ce0d1">set</a>(1.0);</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> }</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> </div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <a class="code hl_class" href="classpism_1_1array_1_1AccessScope.html">array::AccessScope</a> list{&<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>, &result, &<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>, &usurf};</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GHOSTS = result.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>();</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> assert(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> assert(usurf.<a class="code hl_function" href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">stencil_width</a>() >= GHOSTS);</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <span class="keyword">const</span> <span class="keywordtype">double</span></div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> theta_min = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_aa72b3eb0e614bc7111e99f39e66d0187.html#aa72b3eb0e614bc7111e99f39e66d0187">m_config</a>->get_number(<span class="stringliteral">"stress_balance.sia.bed_smoother.theta_min"</span>),</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> theta_max = 1.0;</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <a class="code hl_class" href="classpism_1_1ParallelSection.html">ParallelSection</a> loop(<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->com);</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> p = <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">m_grid</a>->points(GHOSTS); p; p.next()) {</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="keyword">const</span> <span class="keywordtype">int</span> i = p.i(), j = p.j();</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> <span class="keyword">const</span> <span class="keywordtype">double</span> H = usurf(i, j) - <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">m_topgsmooth</a>(i, j);</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="keywordflow">if</span> (H > <a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">m_maxtl</a>(i, j)) {</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="comment">// thickness exceeds maximum variation in patch of local topography,</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// so ice buries local topography; note maxtl >= 0 always</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="keyword">const</span> <span class="keywordtype">double</span> Hinv = 1.0 / std::max(H, 1.0);</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> <span class="keywordtype">double</span> omega = 1.0 + Hinv*Hinv * (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">m_C2</a>(i, j) + Hinv * (<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">m_C3</a>(i, j) + Hinv*<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">m_C4</a>(i, j)));</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="keywordflow">if</span> (omega <= 0) { <span class="comment">// this check *should not* be necessary: p4(s) > 0</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</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="l00384" name="l00384"></a><span class="lineno"> 384</span> <span class="stringliteral">"omega is negative for i=%d, j=%d\n"</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <span class="stringliteral">"in BedSmoother.theta()"</span>, i, j);</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> }</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <span class="keywordflow">if</span> (omega < 0.001) { <span class="comment">// this check *should not* be necessary</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> omega = 0.001;</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> }</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> </div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> result(i, j) = pow(omega, -<a class="code hl_variable" href="classpism_1_1stressbalance_1_1BedSmoother_a01b79ef0eb383f13aa8b62bb590d38c0.html#a01b79ef0eb383f13aa8b62bb590d38c0">m_Glen_exponent</a>);</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> result(i, j) = 0.00;</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> }</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> </div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> result(i, j) = <a class="code hl_function" href="namespacepism_a5a692829dff892f92260e9120adaf2f6.html#a5a692829dff892f92260e9120adaf2f6">clip</a>(result(i, j), theta_min, theta_max);</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> }</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_a6b0a6e5e64970af7eadabfebe2b20bd2.html#a6b0a6e5e64970af7eadabfebe2b20bd2">failed</a>();</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> }</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> loop.<a class="code hl_function" href="classpism_1_1ParallelSection_ac23296abee1cbcb3c3fd68c7f5ce0835.html#ac23296abee1cbcb3c3fd68c7f5ce0835">check</a>();</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span>}</div>
</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> </div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span>} <span class="comment">// end of namespace stressbalance</span></div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span>} <span class="comment">// end of namespace pism</span></div>
<div class="ttc" id="aclassint_html"><div class="ttname"><a href="classint.html">int</a></div></div>
<div class="ttc" id="aclasspism_1_1Logger_a72a51137de46115eb228a8bbc12a2a8a_html_a72a51137de46115eb228a8bbc12a2a8a"><div class="ttname"><a href="classpism_1_1Logger_a72a51137de46115eb228a8bbc12a2a8a.html#a72a51137de46115eb228a8bbc12a2a8a">pism::Logger::message</a></div><div class="ttdeci">void message(int threshold, const char format[],...) const __attribute__((format(printf</div><div class="ttdoc">Print a message to the log.</div><div class="ttdef"><b>Definition</b> <a href="Logger_8cc_source.html#l00049">Logger.cc:49</a></div></div>
<div class="ttc" id="aclasspism_1_1Logger_html"><div class="ttname"><a href="classpism_1_1Logger.html">pism::Logger</a></div><div class="ttdoc">A basic logging class.</div><div class="ttdef"><b>Definition</b> <a href="Logger_8hh_source.html#l00040">Logger.hh:40</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_1RuntimeError_html"><div class="ttname"><a href="classpism_1_1RuntimeError.html">pism::RuntimeError</a></div><div class="ttdef"><b>Definition</b> <a href="error__handling_8hh_source.html#l00046">error_handling.hh:46</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_1Array2D_a7b9a0d8a83d5379f1debdcefce0fffae_html_a7b9a0d8a83d5379f1debdcefce0fffae"><div class="ttname"><a href="classpism_1_1array_1_1Array2D_a7b9a0d8a83d5379f1debdcefce0fffae.html#a7b9a0d8a83d5379f1debdcefce0fffae">pism::array::Array2D::copy_from</a></div><div class="ttdeci">void copy_from(const Array2D< T > &source)</div><div class="ttdef"><b>Definition</b> <a href="Array2D_8hh_source.html#l00073">Array2D.hh:73</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf_html_a4b0a2833f2ca67c37228e037d1821ccf"><div class="ttname"><a href="classpism_1_1array_1_1Array_a4b0a2833f2ca67c37228e037d1821ccf.html#a4b0a2833f2ca67c37228e037d1821ccf">pism::array::Array::get_from_proc0</a></div><div class="ttdeci">void get_from_proc0(petsc::Vec &onp0)</div><div class="ttdoc">Gets a local Array2 from processor 0.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l01058">Array.cc:1058</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_ab03888a9f5e399025704ae789738bba2_html_ab03888a9f5e399025704ae789738bba2"><div class="ttname"><a href="classpism_1_1array_1_1Array_ab03888a9f5e399025704ae789738bba2.html#ab03888a9f5e399025704ae789738bba2">pism::array::Array::allocate_proc0_copy</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > allocate_proc0_copy() const</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00926">Array.cc:926</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_ab56dc4d6cf0f9660ce580bbf4f3585d9_html_ab56dc4d6cf0f9660ce580bbf4f3585d9"><div class="ttname"><a href="classpism_1_1array_1_1Array_ab56dc4d6cf0f9660ce580bbf4f3585d9.html#ab56dc4d6cf0f9660ce580bbf4f3585d9">pism::array::Array::put_on_proc0</a></div><div class="ttdeci">void put_on_proc0(petsc::Vec &onp0) const</div><div class="ttdoc">Puts a local array::Scalar on processor 0.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l01015">Array.cc:1015</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d_html_ade892a3412dcdc9f21129c2aed50e84d"><div class="ttname"><a href="classpism_1_1array_1_1Array_ade892a3412dcdc9f21129c2aed50e84d.html#ade892a3412dcdc9f21129c2aed50e84d">pism::array::Array::stencil_width</a></div><div class="ttdeci">unsigned int stencil_width() const</div><div class="ttdoc">Get the stencil width of the current Array. Returns 0 if ghosts are not available.</div><div class="ttdef"><b>Definition</b> <a href="Array_8cc_source.html#l00302">Array.cc:302</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_1CellType2_html"><div class="ttname"><a href="classpism_1_1array_1_1CellType2.html">pism::array::CellType2</a></div><div class="ttdef"><b>Definition</b> <a href="CellType_8hh_source.html#l00117">CellType.hh:117</a></div></div>
<div class="ttc" id="aclasspism_1_1array_1_1CellType_ada641b8ad181dfc6efd1a50d2a361edd_html_ada641b8ad181dfc6efd1a50d2a361edd"><div class="ttname"><a href="classpism_1_1array_1_1CellType_ada641b8ad181dfc6efd1a50d2a361edd.html#ada641b8ad181dfc6efd1a50d2a361edd">pism::array::CellType::grounded</a></div><div class="ttdeci">bool grounded(int i, int j) const</div><div class="ttdef"><b>Definition</b> <a href="CellType_8hh_source.html#l00038">CellType.hh:38</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_1petsc_1_1VecArray2D_html"><div class="ttname"><a href="classpism_1_1petsc_1_1VecArray2D.html">pism::petsc::VecArray2D</a></div><div class="ttdoc">Wrapper around VecGetArray2d and VecRestoreArray2d.</div><div class="ttdef"><b>Definition</b> <a href="Vec_8hh_source.html#l00055">Vec.hh:55</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a01b79ef0eb383f13aa8b62bb590d38c0_html_a01b79ef0eb383f13aa8b62bb590d38c0"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a01b79ef0eb383f13aa8b62bb590d38c0.html#a01b79ef0eb383f13aa8b62bb590d38c0">pism::stressbalance::BedSmoother::m_Glen_exponent</a></div><div class="ttdeci">double m_Glen_exponent</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00114">BedSmoother.hh:114</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb_html_a02fb4d8d2e000f58a4eabcc1d0bf1ccb"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a02fb4d8d2e000f58a4eabcc1d0bf1ccb.html#a02fb4d8d2e000f58a4eabcc1d0bf1ccb">pism::stressbalance::BedSmoother::m_C3p0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_C3p0</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00121">BedSmoother.hh:121</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8_html_a1da9b441304f82bf6fc8fb7c70c6a7a8"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a1da9b441304f82bf6fc8fb7c70c6a7a8.html#a1da9b441304f82bf6fc8fb7c70c6a7a8">pism::stressbalance::BedSmoother::m_smoothing_range</a></div><div class="ttdeci">double m_smoothing_range</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00114">BedSmoother.hh:114</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681_html_a1ed491372b68c6e6e8a50010b112b681"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a1ed491372b68c6e6e8a50010b112b681.html#a1ed491372b68c6e6e8a50010b112b681">pism::stressbalance::BedSmoother::m_C4</a></div><div class="ttdeci">array::Scalar2 m_C4</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00107">BedSmoother.hh:107</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e_html_a2553d3b7d74feebc688a654cf3cef75e"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a2553d3b7d74feebc688a654cf3cef75e.html#a2553d3b7d74feebc688a654cf3cef75e">pism::stressbalance::BedSmoother::m_Ny</a></div><div class="ttdeci">int m_Ny</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00112">BedSmoother.hh:112</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a32338d245c30dd4f2a3bb5218f59e3bc_html_a32338d245c30dd4f2a3bb5218f59e3bc"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a32338d245c30dd4f2a3bb5218f59e3bc.html#a32338d245c30dd4f2a3bb5218f59e3bc">pism::stressbalance::BedSmoother::BedSmoother</a></div><div class="ttdeci">BedSmoother(std::shared_ptr< const Grid > g)</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00034">BedSmoother.cc:34</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a38b304465661b70e7d2faa4b49aff5eb_html_a38b304465661b70e7d2faa4b49aff5eb"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a38b304465661b70e7d2faa4b49aff5eb.html#a38b304465661b70e7d2faa4b49aff5eb">pism::stressbalance::BedSmoother::smoothed_thk</a></div><div class="ttdeci">void smoothed_thk(const array::Scalar &usurf, const array::Scalar &thk, const array::CellType2 &mask, array::Scalar &thksmooth) const</div><div class="ttdoc">Computes a smoothed thickness map.</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00282">BedSmoother.cc:282</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332_html_a43d6ca6da2f6513d1a5115d6b5de8332"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a43d6ca6da2f6513d1a5115d6b5de8332.html#a43d6ca6da2f6513d1a5115d6b5de8332">pism::stressbalance::BedSmoother::m_topgp0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_topgp0</div><div class="ttdoc">original bed elevation on processor 0</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00117">BedSmoother.hh:117</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169_html_a487e1e99477f270bc123982315713169"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a487e1e99477f270bc123982315713169.html#a487e1e99477f270bc123982315713169">pism::stressbalance::BedSmoother::m_C2</a></div><div class="ttdeci">array::Scalar2 m_C2</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00107">BedSmoother.hh:107</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55_html_a4c86442bfdbbc2a4ba9e2f20407c4b55"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a4c86442bfdbbc2a4ba9e2f20407c4b55.html#a4c86442bfdbbc2a4ba9e2f20407c4b55">pism::stressbalance::BedSmoother::m_topgsmooth</a></div><div class="ttdeci">array::Scalar2 m_topgsmooth</div><div class="ttdoc">smoothed bed elevation; set by calling preprocess_bed()</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00105">BedSmoother.hh:105</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a4f727584546e4cef224c33484d1e41e2_html_a4f727584546e4cef224c33484d1e41e2"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a4f727584546e4cef224c33484d1e41e2.html#a4f727584546e4cef224c33484d1e41e2">pism::stressbalance::BedSmoother::m_maxtlp0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_maxtlp0</div><div class="ttdoc">maximum elevation at (i,j) of local topography (nearby patch)</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00121">BedSmoother.hh:121</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a58ff28fd406efac160671b5067fcf2e1_html_a58ff28fd406efac160671b5067fcf2e1"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a58ff28fd406efac160671b5067fcf2e1.html#a58ff28fd406efac160671b5067fcf2e1">pism::stressbalance::BedSmoother::smooth_the_bed_on_proc0</a></div><div class="ttdeci">void smooth_the_bed_on_proc0()</div><div class="ttdoc">Computes the smoothed bed by a simple average over a rectangle of grid points.</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00155">BedSmoother.cc:155</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a706c3a4805bc78586d0e0d8e4973b7bb_html_a706c3a4805bc78586d0e0d8e4973b7bb"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a706c3a4805bc78586d0e0d8e4973b7bb.html#a706c3a4805bc78586d0e0d8e4973b7bb">pism::stressbalance::BedSmoother::smoothed_bed</a></div><div class="ttdeci">const array::Scalar & smoothed_bed() const</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00122">BedSmoother.cc:122</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a71b068f8e7b3d3aa7235e6d1bec1f797_html_a71b068f8e7b3d3aa7235e6d1bec1f797"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a71b068f8e7b3d3aa7235e6d1bec1f797.html#a71b068f8e7b3d3aa7235e6d1bec1f797">pism::stressbalance::BedSmoother::theta</a></div><div class="ttdeci">void theta(const array::Scalar &usurf, array::Scalar &result) const</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00350">BedSmoother.cc:350</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb_html_a7b2336a229c4cd4b7e0b08edd7c716eb"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a7b2336a229c4cd4b7e0b08edd7c716eb.html#a7b2336a229c4cd4b7e0b08edd7c716eb">pism::stressbalance::BedSmoother::m_maxtl</a></div><div class="ttdeci">array::Scalar2 m_maxtl</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00107">BedSmoother.hh:107</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_a84c1adc9a37d8099c419c21d14e045d9_html_a84c1adc9a37d8099c419c21d14e045d9"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_a84c1adc9a37d8099c419c21d14e045d9.html#a84c1adc9a37d8099c419c21d14e045d9">pism::stressbalance::BedSmoother::compute_coefficients_on_proc0</a></div><div class="ttdeci">void compute_coefficients_on_proc0()</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00192">BedSmoother.cc:192</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_aa72b3eb0e614bc7111e99f39e66d0187_html_aa72b3eb0e614bc7111e99f39e66d0187"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_aa72b3eb0e614bc7111e99f39e66d0187.html#aa72b3eb0e614bc7111e99f39e66d0187">pism::stressbalance::BedSmoother::m_config</a></div><div class="ttdeci">const Config::ConstPtr m_config</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00102">BedSmoother.hh:102</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202_html_ab1c917c55fc9b6fc0e3265ed1ee71202"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ab1c917c55fc9b6fc0e3265ed1ee71202.html#ab1c917c55fc9b6fc0e3265ed1ee71202">pism::stressbalance::BedSmoother::m_topgsmoothp0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_topgsmoothp0</div><div class="ttdoc">smoothed bed elevation on processor 0</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00119">BedSmoother.hh:119</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b_html_ad07977b6a5e8b8df9963203bca80553b"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ad07977b6a5e8b8df9963203bca80553b.html#ad07977b6a5e8b8df9963203bca80553b">pism::stressbalance::BedSmoother::m_C4p0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_C4p0</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00121">BedSmoother.hh:121</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb_html_ad95e0c783c9d8318bb7eecf09284d1eb"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ad95e0c783c9d8318bb7eecf09284d1eb.html#ad95e0c783c9d8318bb7eecf09284d1eb">pism::stressbalance::BedSmoother::m_grid</a></div><div class="ttdeci">std::shared_ptr< const Grid > m_grid</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00101">BedSmoother.hh:101</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227_html_ae0db8dcdf5af87a7feb0bdb472b71227"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ae0db8dcdf5af87a7feb0bdb472b71227.html#ae0db8dcdf5af87a7feb0bdb472b71227">pism::stressbalance::BedSmoother::m_Nx</a></div><div class="ttdeci">int m_Nx</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00112">BedSmoother.hh:112</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527_html_ae13dd0bbf11b712bbef3eeaf93a8f527"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ae13dd0bbf11b712bbef3eeaf93a8f527.html#ae13dd0bbf11b712bbef3eeaf93a8f527">pism::stressbalance::BedSmoother::preprocess_bed</a></div><div class="ttdeci">void preprocess_bed(const array::Scalar &topg)</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8cc_source.html#l00097">BedSmoother.cc:97</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba_html_ae744391ca2db8b254d3b037da92cbbba"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_ae744391ca2db8b254d3b037da92cbbba.html#ae744391ca2db8b254d3b037da92cbbba">pism::stressbalance::BedSmoother::m_C3</a></div><div class="ttdeci">array::Scalar2 m_C3</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00107">BedSmoother.hh:107</a></div></div>
<div class="ttc" id="aclasspism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f_html_af200deb02932da18adb78d12a908346f"><div class="ttname"><a href="classpism_1_1stressbalance_1_1BedSmoother_af200deb02932da18adb78d12a908346f.html#af200deb02932da18adb78d12a908346f">pism::stressbalance::BedSmoother::m_C2p0</a></div><div class="ttdeci">std::shared_ptr< petsc::Vec > m_C2p0</div><div class="ttdef"><b>Definition</b> <a href="BedSmoother_8hh_source.html#l00121">BedSmoother.hh:121</a></div></div>
<div class="ttc" id="aerror__handling_8hh_a970ec877c0e54c6e16c039bfa1b88bad_html_a970ec877c0e54c6e16c039bfa1b88bad"><div class="ttname"><a href="error__handling_8hh_a970ec877c0e54c6e16c039bfa1b88bad.html#a970ec877c0e54c6e16c039bfa1b88bad">PISM_CHK</a></div><div class="ttdeci">#define PISM_CHK(errcode, name)</div><div class="ttdef"><b>Definition</b> <a href="error__handling_8hh_source.html#l00090">error_handling.hh:90</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="aexactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80_html_a7cd4ebc9eb7d8912281c0f7e47868b80"><div class="ttname"><a href="exactTestL_8cc_a7cd4ebc9eb7d8912281c0f7e47868b80.html#a7cd4ebc9eb7d8912281c0f7e47868b80">b0</a></div><div class="ttdeci">static const double b0</div><div class="ttdef"><b>Definition</b> <a href="exactTestL_8cc_source.html#l00041">exactTestL.cc:41</a></div></div>
<div class="ttc" id="aexactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720_html_ad5228cd48403ef9d8b632f5c7c124720"><div class="ttname"><a href="exactTestM_8c_ad5228cd48403ef9d8b632f5c7c124720.html#ad5228cd48403ef9d8b632f5c7c124720">n</a></div><div class="ttdeci">#define n</div><div class="ttdef"><b>Definition</b> <a href="exactTestM_8c_source.html#l00037">exactTestM.c:37</a></div></div>
<div class="ttc" id="anamespacepism_1_1units_aae3f4db8a6a2365e607a699bc61a5077_html_aae3f4db8a6a2365e607a699bc61a5077"><div class="ttname"><a href="namespacepism_1_1units_aae3f4db8a6a2365e607a699bc61a5077.html#aae3f4db8a6a2365e607a699bc61a5077">pism::units::convert</a></div><div class="ttdeci">double convert(System::Ptr system, double input, const std::string &spec1, const std::string &spec2)</div><div class="ttdoc">Convert a quantity from unit1 to unit2.</div><div class="ttdef"><b>Definition</b> <a href="Units_8cc_source.html#l00070">Units.cc:70</a></div></div>
<div class="ttc" id="anamespacepism_a47d754ed3e959d5866b02a1b78b6a5b5_html_a47d754ed3e959d5866b02a1b78b6a5b5"><div class="ttname"><a href="namespacepism_a47d754ed3e959d5866b02a1b78b6a5b5.html#a47d754ed3e959d5866b02a1b78b6a5b5">pism::g</a></div><div class="ttdeci">static const double g</div><div class="ttdef"><b>Definition</b> <a href="exactTestP_8cc_source.html#l00036">exactTestP.cc:36</a></div></div>
<div class="ttc" id="anamespacepism_a5a692829dff892f92260e9120adaf2f6_html_a5a692829dff892f92260e9120adaf2f6"><div class="ttname"><a href="namespacepism_a5a692829dff892f92260e9120adaf2f6.html#a5a692829dff892f92260e9120adaf2f6">pism::clip</a></div><div class="ttdeci">T clip(T x, T a, T b)</div><div class="ttdef"><b>Definition</b> <a href="pism__utilities_8hh_source.html#l00104">pism_utilities.hh:104</a></div></div>
<div class="ttc" id="anamespacepism_a61f495299b26a97b1957dd1ff8333201_html_a61f495299b26a97b1957dd1ff8333201"><div class="ttname"><a href="namespacepism_a61f495299b26a97b1957dd1ff8333201.html#a61f495299b26a97b1957dd1ff8333201">pism::c2</a></div><div class="ttdeci">static const double c2</div><div class="ttdef"><b>Definition</b> <a href="exactTestP_8cc_source.html#l00045">exactTestP.cc:45</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="atest__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf_html_ad43c3812e6d13e0518d9f8b8f463ffcf"><div class="ttname"><a href="test__cube_8c_ad43c3812e6d13e0518d9f8b8f463ffcf.html#ad43c3812e6d13e0518d9f8b8f463ffcf">count</a></div><div class="ttdeci">int count</div><div class="ttdef"><b>Definition</b> <a href="test__cube_8c_source.html#l00016">test_cube.c:16</a></div></div>
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