directionalmobility.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:
/*
  Copyright 2022 Equinor ASA.
 
  This file is part of the Open Porous Media project (OPM).
 
  OPM 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.
 
  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPM_MODELS_DIRECTIONAL_MOBILITY_HH
#define OPM_MODELS_DIRECTIONAL_MOBILITY_HH
 
#include <opm/models/common/multiphasebaseproperties.hh>
#include <opm/models/discretization/common/fvbaseproperties.hh>
#include <opm/models/utils/propertysystem.hh>
 
#include <opm/common/ErrorMacros.hpp>
#include <opm/common/utility/gpuDecorators.hpp>
 
#include <array>
#include <stdexcept>
#include <utility>
 
namespace Opm {
 
template <class TypeTag>
class DirectionalMobility
{
    enum { numPhases = getPropValue<TypeTag, Properties::NumPhases>() };
    using Evaluation = GetPropType<TypeTag, Properties::Evaluation>;
 
public:
    using array_type = std::array<Evaluation,numPhases>;
 
    DirectionalMobility() = default;
 
    DirectionalMobility(const array_type& mX,
                        const array_type& mY,
                        const array_type& mZ)
        : mobility_{mX, mY, mZ}
    {}
 
    OPM_HOST_DEVICE const array_type& getArray(unsigned index) const
    {
        if (index > 2) {
            OPM_THROW(std::runtime_error, "Unexpected mobility array index");
        }
        return mobility_[index];
    }
 
    OPM_HOST_DEVICE array_type& getArray(unsigned index)
    {
        return const_cast<array_type&>(std::as_const(*this).getArray(index));
    }
 
private:
    std::array<array_type,3> mobility_{};
};
 
} // namespace Opm
 
#endif