referencesystemformulation.hh

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// -*- 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_FLUX_REFERENCESYSTEMFORMULATION_HH
#define DUMUX_FLUX_REFERENCESYSTEMFORMULATION_HH
 
namespace Dumux {
 
enum class ReferenceSystemFormulation
{
    massAveraged, molarAveraged
};
 
template<class VolumeVariables>
typename VolumeVariables::PrimaryVariables::value_type
massOrMolarDensity(const VolumeVariables& volVars, ReferenceSystemFormulation referenceSys, const int phaseIdx)
{
    return (referenceSys == ReferenceSystemFormulation::massAveraged) ? volVars.density(phaseIdx) : volVars.molarDensity(phaseIdx);
}
 
template<class VolumeVariables>
typename VolumeVariables::PrimaryVariables::value_type
massOrMoleFraction(const VolumeVariables& volVars, ReferenceSystemFormulation referenceSys, const int phaseIdx, const int compIdx)
{
    return (referenceSys == ReferenceSystemFormulation::massAveraged) ? volVars.massFraction(phaseIdx, compIdx) : volVars.moleFraction(phaseIdx, compIdx);
}
 
} // end namespace Dumux
 
#endif