From f334d2ef4a0dede3555790c73a4877fe591616b4 Mon Sep 17 00:00:00 2001
From: Timo Koch <timokoch@math.uio.no>
Date: Tue, 21 Mar 2023 03:59:55 +0100
Subject: [PATCH] [common] Add BasicVolumeVariables for reuse in simple models
---
dumux/common/volumevariables.hh | 67 +++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644 dumux/common/volumevariables.hh
diff --git a/dumux/common/volumevariables.hh b/dumux/common/volumevariables.hh
new file mode 100644
index 0000000000..2b74ee8f01
--- /dev/null
+++ b/dumux/common/volumevariables.hh
@@ -0,0 +1,67 @@
+// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+/*****************************************************************************
+ * See the file COPYING for full copying permissions. *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation, either version 3 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
+ *****************************************************************************/
+/*!
+ * \file
+ * \ingroup Common
+ * \brief Basic volume variables for finite volume methods
+ */
+#ifndef DUMUX_COMMON_BASIC_VOLUME_VARIABLES_HH
+#define DUMUX_COMMON_BASIC_VOLUME_VARIABLES_HH
+
+#include <memory>
+
+namespace Dumux {
+
+template <class Traits>
+class BasicVolumeVariables
+{
+ using Scalar = typename Traits::PrimaryVariables::value_type;
+public:
+ //! export the type used for the primary variables
+ using PrimaryVariables = typename Traits::PrimaryVariables;
+
+ /*!
+ * \brief Update all quantities for a given control volume
+ */
+ template<class ElementSolution, class Problem, class Element, class SubControlVolume>
+ void update(const ElementSolution& elemSol,
+ const Problem& problem,
+ const Element& element,
+ const SubControlVolume& scv)
+ {
+ priVars_ = elemSol[scv.indexInElement()];
+ }
+
+ Scalar priVar(const int pvIdx) const
+ { return priVars_[pvIdx]; }
+
+ const PrimaryVariables& priVars() const
+ { return priVars_; }
+
+ // for compatibility with more general models
+ Scalar extrusionFactor() const
+ { return 1.0; }
+
+private:
+ PrimaryVariables priVars_;
+};
+
+} // end namespace Dumux
+
+#endif
--
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