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<div class="headertitle"><div class="title">gridfire::solver::CVODESolverStrategy::TimestepContext Struct Reference<span class="mlabels"><span class="mlabel">final</span></span></div></div>
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<p>Immutable view of the current integration state passed to callbacks.
<a href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#details">More...</a></p>
<p><code>#include &lt;CVODE_solver_strategy.h&gt;</code></p>
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Inheritance diagram for gridfire::solver::CVODESolverStrategy::TimestepContext:</div>
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Collaboration diagram for gridfire::solver::CVODESolverStrategy::TimestepContext:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a04c4ce00c6a0a62ba6d1e6fb1a0a53be" id="r_a04c4ce00c6a0a62ba6d1e6fb1a0a53be"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a04c4ce00c6a0a62ba6d1e6fb1a0a53be">TimestepContext</a> (double <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a0b39f0d207181840efacb64417b492ae">t</a>, const N_Vector &amp;<a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aaae3c42b9172be4d501f022e67f5a6f6">state</a>, double <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a6442d15673e6385bb6fdd11e1179c487">dt</a>, double <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a4a92187c15b7bcb90adebecc87e1436a">last_step_time</a>, double t9, double <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a4a25afbc9f8a907304992e144dfa3529">rho</a>, size_t <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a51e86d2721053055d8479662b864e367">num_steps</a>, const <a class="el" href="classgridfire_1_1engine_1_1DynamicEngine.html">engine::DynamicEngine</a> &amp;<a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a5a457651dcb9d4a66ed219ddf7095313">engine</a>, const std::vector&lt; fourdst::atomic::Species &gt; &amp;<a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a75d7e32c9df3d8a047069fe2d64cd089">networkSpecies</a>, size_t currentConvergenceFailure, size_t <a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aefa6b183bf963f6e01c5157b7c0f158a">currentNonlinearIterations</a>, const std::map&lt; fourdst::atomic::Species, std::unordered_map&lt; std::string, double &gt; &gt; &amp;<a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aaad8a2e08769b629086133d3b079e3b1">reactionContributionMap</a>)</td></tr>
<tr class="memdesc:a04c4ce00c6a0a62ba6d1e6fb1a0a53be"><td class="mdescLeft">&#160;</td><td class="mdescRight">Construct a context snapshot. <br /></td></tr>
<tr class="separator:a04c4ce00c6a0a62ba6d1e6fb1a0a53be"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae3c6320ce7a8f41c9ae36c42d62b4204" id="r_ae3c6320ce7a8f41c9ae36c42d62b4204"><td class="memItemLeft" align="right" valign="top">std::vector&lt; std::tuple&lt; std::string, std::string &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#ae3c6320ce7a8f41c9ae36c42d62b4204">describe</a> () const override</td></tr>
<tr class="memdesc:ae3c6320ce7a8f41c9ae36c42d62b4204"><td class="mdescLeft">&#160;</td><td class="mdescRight">Human-readable description of the context fields. <br /></td></tr>
<tr class="separator:ae3c6320ce7a8f41c9ae36c42d62b4204"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classgridfire_1_1solver_1_1SolverContextBase"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classgridfire_1_1solver_1_1SolverContextBase')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classgridfire_1_1solver_1_1SolverContextBase.html">gridfire::solver::SolverContextBase</a></td></tr>
<tr class="memitem:ab1abf9e5ff7f53a6cebe5e00ea5fc0c8 inherit pub_methods_classgridfire_1_1solver_1_1SolverContextBase" id="r_ab1abf9e5ff7f53a6cebe5e00ea5fc0c8"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgridfire_1_1solver_1_1SolverContextBase.html#ab1abf9e5ff7f53a6cebe5e00ea5fc0c8">~SolverContextBase</a> ()=default</td></tr>
<tr class="separator:ab1abf9e5ff7f53a6cebe5e00ea5fc0c8 inherit pub_methods_classgridfire_1_1solver_1_1SolverContextBase"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a0b39f0d207181840efacb64417b492ae" id="r_a0b39f0d207181840efacb64417b492ae"><td class="memItemLeft" align="right" valign="top">const double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a0b39f0d207181840efacb64417b492ae">t</a></td></tr>
<tr class="memdesc:a0b39f0d207181840efacb64417b492ae"><td class="mdescLeft">&#160;</td><td class="mdescRight">Current integration time [s]. <br /></td></tr>
<tr class="separator:a0b39f0d207181840efacb64417b492ae"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaae3c42b9172be4d501f022e67f5a6f6" id="r_aaae3c42b9172be4d501f022e67f5a6f6"><td class="memItemLeft" align="right" valign="top">const N_Vector &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aaae3c42b9172be4d501f022e67f5a6f6">state</a></td></tr>
<tr class="memdesc:aaae3c42b9172be4d501f022e67f5a6f6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Current CVODE state vector (N_Vector). <br /></td></tr>
<tr class="separator:aaae3c42b9172be4d501f022e67f5a6f6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6442d15673e6385bb6fdd11e1179c487" id="r_a6442d15673e6385bb6fdd11e1179c487"><td class="memItemLeft" align="right" valign="top">const double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a6442d15673e6385bb6fdd11e1179c487">dt</a></td></tr>
<tr class="memdesc:a6442d15673e6385bb6fdd11e1179c487"><td class="mdescLeft">&#160;</td><td class="mdescRight">Last step size [s]. <br /></td></tr>
<tr class="separator:a6442d15673e6385bb6fdd11e1179c487"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4a92187c15b7bcb90adebecc87e1436a" id="r_a4a92187c15b7bcb90adebecc87e1436a"><td class="memItemLeft" align="right" valign="top">const double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a4a92187c15b7bcb90adebecc87e1436a">last_step_time</a></td></tr>
<tr class="memdesc:a4a92187c15b7bcb90adebecc87e1436a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Time at last callback [s]. <br /></td></tr>
<tr class="separator:a4a92187c15b7bcb90adebecc87e1436a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25743a21ed801ed4288309f35dc9a289" id="r_a25743a21ed801ed4288309f35dc9a289"><td class="memItemLeft" align="right" valign="top">const double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a25743a21ed801ed4288309f35dc9a289">T9</a></td></tr>
<tr class="memdesc:a25743a21ed801ed4288309f35dc9a289"><td class="mdescLeft">&#160;</td><td class="mdescRight">Temperature in GK. <br /></td></tr>
<tr class="separator:a25743a21ed801ed4288309f35dc9a289"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4a25afbc9f8a907304992e144dfa3529" id="r_a4a25afbc9f8a907304992e144dfa3529"><td class="memItemLeft" align="right" valign="top">const double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a4a25afbc9f8a907304992e144dfa3529">rho</a></td></tr>
<tr class="memdesc:a4a25afbc9f8a907304992e144dfa3529"><td class="mdescLeft">&#160;</td><td class="mdescRight">Density [g cm^-3]. <br /></td></tr>
<tr class="separator:a4a25afbc9f8a907304992e144dfa3529"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a51e86d2721053055d8479662b864e367" id="r_a51e86d2721053055d8479662b864e367"><td class="memItemLeft" align="right" valign="top">const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a51e86d2721053055d8479662b864e367">num_steps</a></td></tr>
<tr class="memdesc:a51e86d2721053055d8479662b864e367"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of CVODE steps taken so far. <br /></td></tr>
<tr class="separator:a51e86d2721053055d8479662b864e367"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5a457651dcb9d4a66ed219ddf7095313" id="r_a5a457651dcb9d4a66ed219ddf7095313"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgridfire_1_1engine_1_1DynamicEngine.html">engine::DynamicEngine</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a5a457651dcb9d4a66ed219ddf7095313">engine</a></td></tr>
<tr class="memdesc:a5a457651dcb9d4a66ed219ddf7095313"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reference to the engine. <br /></td></tr>
<tr class="separator:a5a457651dcb9d4a66ed219ddf7095313"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a75d7e32c9df3d8a047069fe2d64cd089" id="r_a75d7e32c9df3d8a047069fe2d64cd089"><td class="memItemLeft" align="right" valign="top">const std::vector&lt; fourdst::atomic::Species &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#a75d7e32c9df3d8a047069fe2d64cd089">networkSpecies</a></td></tr>
<tr class="memdesc:a75d7e32c9df3d8a047069fe2d64cd089"><td class="mdescLeft">&#160;</td><td class="mdescRight">Species layout. <br /></td></tr>
<tr class="separator:a75d7e32c9df3d8a047069fe2d64cd089"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adef40af49e162d2429db1030f6341d96" id="r_adef40af49e162d2429db1030f6341d96"><td class="memItemLeft" align="right" valign="top">const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#adef40af49e162d2429db1030f6341d96">currentConvergenceFailures</a></td></tr>
<tr class="memdesc:adef40af49e162d2429db1030f6341d96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Total number of convergence failures. <br /></td></tr>
<tr class="separator:adef40af49e162d2429db1030f6341d96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aefa6b183bf963f6e01c5157b7c0f158a" id="r_aefa6b183bf963f6e01c5157b7c0f158a"><td class="memItemLeft" align="right" valign="top">const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aefa6b183bf963f6e01c5157b7c0f158a">currentNonlinearIterations</a></td></tr>
<tr class="memdesc:aefa6b183bf963f6e01c5157b7c0f158a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Total number of non-linear iterations. <br /></td></tr>
<tr class="separator:aefa6b183bf963f6e01c5157b7c0f158a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaad8a2e08769b629086133d3b079e3b1" id="r_aaad8a2e08769b629086133d3b079e3b1"><td class="memItemLeft" align="right" valign="top">const std::map&lt; fourdst::atomic::Species, std::unordered_map&lt; std::string, double &gt; &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structgridfire_1_1solver_1_1CVODESolverStrategy_1_1TimestepContext.html#aaad8a2e08769b629086133d3b079e3b1">reactionContributionMap</a></td></tr>
<tr class="memdesc:aaad8a2e08769b629086133d3b079e3b1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Map of reaction contributions for the current step. <br /></td></tr>
<tr class="separator:aaad8a2e08769b629086133d3b079e3b1"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Immutable view of the current integration state passed to callbacks. </p>
<p>Fields capture CVODE time/state, step size, thermodynamic state, the engine reference, and the list of network species used to interpret the state vector layout. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a04c4ce00c6a0a62ba6d1e6fb1a0a53be" name="a04c4ce00c6a0a62ba6d1e6fb1a0a53be"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a04c4ce00c6a0a62ba6d1e6fb1a0a53be">&#9670;&#160;</a></span>TimestepContext()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">gridfire::solver::CVODESolverStrategy::TimestepContext::TimestepContext </td>
<td>(</td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>t</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const N_Vector &amp;&#160;</td>
<td class="paramname"><em>state</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>dt</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>last_step_time</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>t9</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>rho</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t&#160;</td>
<td class="paramname"><em>num_steps</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgridfire_1_1engine_1_1DynamicEngine.html">engine::DynamicEngine</a> &amp;&#160;</td>
<td class="paramname"><em>engine</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const std::vector&lt; fourdst::atomic::Species &gt; &amp;&#160;</td>
<td class="paramname"><em>networkSpecies</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t&#160;</td>
<td class="paramname"><em>currentConvergenceFailure</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">size_t&#160;</td>
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<p>Construct a context snapshot. </p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ae3c6320ce7a8f41c9ae36c42d62b4204">&#9670;&#160;</a></span>describe()</h2>
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<td class="memname">std::vector&lt; std::tuple&lt; std::string, std::string &gt; &gt; gridfire::solver::CVODESolverStrategy::TimestepContext::describe </td>
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<p>Human-readable description of the context fields. </p>
<p>Implements <a class="el" href="classgridfire_1_1solver_1_1SolverContextBase.html#a9cbef3cabc8524e542613ee50d8860c6">gridfire::solver::SolverContextBase</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#adef40af49e162d2429db1030f6341d96">&#9670;&#160;</a></span>currentConvergenceFailures</h2>
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<td class="memname">const size_t gridfire::solver::CVODESolverStrategy::TimestepContext::currentConvergenceFailures</td>
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<p>Total number of convergence failures. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aefa6b183bf963f6e01c5157b7c0f158a">&#9670;&#160;</a></span>currentNonlinearIterations</h2>
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<td class="memname">const size_t gridfire::solver::CVODESolverStrategy::TimestepContext::currentNonlinearIterations</td>
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<p>Total number of non-linear iterations. </p>
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<td class="memname">const double gridfire::solver::CVODESolverStrategy::TimestepContext::dt</td>
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<p>Last step size [s]. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5a457651dcb9d4a66ed219ddf7095313">&#9670;&#160;</a></span>engine</h2>
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<td class="memname">const <a class="el" href="classgridfire_1_1engine_1_1DynamicEngine.html">engine::DynamicEngine</a>&amp; gridfire::solver::CVODESolverStrategy::TimestepContext::engine</td>
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<p>Reference to the engine. </p>
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<td class="memname">const double gridfire::solver::CVODESolverStrategy::TimestepContext::last_step_time</td>
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<p>Time at last callback [s]. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a75d7e32c9df3d8a047069fe2d64cd089">&#9670;&#160;</a></span>networkSpecies</h2>
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<td class="memname">const std::vector&lt;fourdst::atomic::Species&gt;&amp; gridfire::solver::CVODESolverStrategy::TimestepContext::networkSpecies</td>
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<p>Species layout. </p>
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<td class="memname">const size_t gridfire::solver::CVODESolverStrategy::TimestepContext::num_steps</td>
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<p>Number of CVODE steps taken so far. </p>
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<td class="memname">const std::map&lt;fourdst::atomic::Species, std::unordered_map&lt;std::string, double&gt; &gt;&amp; gridfire::solver::CVODESolverStrategy::TimestepContext::reactionContributionMap</td>
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<p>Map of reaction contributions for the current step. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4a25afbc9f8a907304992e144dfa3529">&#9670;&#160;</a></span>rho</h2>
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<td class="memname">const double gridfire::solver::CVODESolverStrategy::TimestepContext::rho</td>
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<p>Density [g cm^-3]. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aaae3c42b9172be4d501f022e67f5a6f6">&#9670;&#160;</a></span>state</h2>
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<td class="memname">const N_Vector&amp; gridfire::solver::CVODESolverStrategy::TimestepContext::state</td>
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<p>Current CVODE state vector (N_Vector). </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0b39f0d207181840efacb64417b492ae">&#9670;&#160;</a></span>t</h2>
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<td class="memname">const double gridfire::solver::CVODESolverStrategy::TimestepContext::t</td>
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<p>Current integration time [s]. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a25743a21ed801ed4288309f35dc9a289">&#9670;&#160;</a></span>T9</h2>
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<td class="memname">const double gridfire::solver::CVODESolverStrategy::TimestepContext::T9</td>
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<p>Temperature in GK. </p>
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<hr/>The documentation for this struct was generated from the following files:<ul>
<li>src/include/gridfire/solver/strategies/<a class="el" href="CVODE__solver__strategy_8h.html">CVODE_solver_strategy.h</a></li>
<li>src/lib/solver/strategies/<a class="el" href="CVODE__solver__strategy_8cpp.html">CVODE_solver_strategy.cpp</a></li>
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