freeflow/navierstokes/momentum/volumevariables.hh

Go to the documentation of this file.

// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
//
// SPDX-FileCopyrightInfo: Copyright © DuMux Project contributors, see AUTHORS.md in root folder
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef DUMUX_NAVIERSTOKES_MOMENTUM_VOLUME_VARIABLES_HH
#define DUMUX_NAVIERSTOKES_MOMENTUM_VOLUME_VARIABLES_HH
 
 
namespace Dumux {
 
template <class Traits>
class NavierStokesMomentumVolumeVariables
{
    using Scalar = typename Traits::PrimaryVariables::value_type;
 
    static_assert(Traits::PrimaryVariables::dimension == 1);
 
public:
    using PrimaryVariables = typename Traits::PrimaryVariables;
 
    using Indices = typename Traits::ModelTraits::Indices; // TODO
 
 
    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()];
        extrusionFactor_ = problem.spatialParams().extrusionFactor(element, scv, elemSol);
    }
 
    Scalar extrusionFactor() const
    { return extrusionFactor_; }
 
    Scalar velocity() const
    { return priVars_[0]; }
 
    Scalar priVar(const int pvIdx) const
    { return priVars_[pvIdx]; }
 
    const PrimaryVariables& priVars() const
    { return priVars_; }
 
protected:
    PrimaryVariables priVars_;
    Scalar extrusionFactor_;
};
 
} // end namespace Dumux
 
#endif // DUMUX_NAVIERSTOKES_MOMENTUM_VOLUME_VARIABLES_HH