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74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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// vi: set et ts=4 sw=4 sts=4:
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/*
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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Consult the COPYING file in the top-level source directory of this
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module for the precise wording of the license and the list of
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copyright holders.
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*/
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/*!
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* \file
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*
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* \copydoc Opm::FlashIndices
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*/
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#ifndef OPM_PTFLASH_INDICES_HH
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#define OPM_PTFLASH_INDICES_HH
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#include <opm/models/common/energymodule.hh>
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namespace Opm {
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/*!
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* \ingroup FlashModel
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*
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* \brief Defines the primary variable and equation indices for the
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* compositional multi-phase model based on PT flash calculations.
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*
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* \tparam PVOffset The first index in a primary variable vector.
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*/
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template <class TypeTag, int PVOffset>
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class FlashIndices
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: public EnergyIndices<PVOffset + getPropValue<TypeTag, Properties::NumComponents>(),
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getPropValue<TypeTag, Properties::EnableEnergy>()>
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{
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enum { numComponents = getPropValue<TypeTag, Properties::NumComponents>() };
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enum { enableEnergy = getPropValue<TypeTag, Properties::EnableEnergy>() };
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using EnergyIndices = Opm::EnergyIndices<PVOffset + numComponents, enableEnergy>;
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public:
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//! number of equations/primary variables
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static const int numEq = numComponents + EnergyIndices::numEq_;
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// Primary variable indices
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//! Index of the pressure
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static constexpr int pressure0Idx = PVOffset;
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//! Index of the molefraction of the first component
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static constexpr int z0Idx = pressure0Idx + 1;
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// equation indices
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//! Index of the mass conservation equation for the first
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//! component.
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static const int conti0EqIdx = PVOffset;
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};
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} // namespace Opm
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#endif
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