freeflow/navierstokes/boundarytypes.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 FREEFLOW_NAVIERSTOKES_BOUNDARY_TYPES_HH
#define FREEFLOW_NAVIERSTOKES_BOUNDARY_TYPES_HH
 
#include <dumux/common/boundarytypes.hh>
#include <dumux/common/typetraits/typetraits.hh>
 
namespace Dumux {
 
template <int numEq>
class NavierStokesBoundaryTypes : public BoundaryTypes<numEq>
{
    using ParentType = BoundaryTypes<numEq>;
 
public:
    NavierStokesBoundaryTypes()
    {
        for (int eqIdx=0; eqIdx < numEq; ++eqIdx)
            resetEq(eqIdx);
    }
 
    void resetEq(const int eqIdx)
    {
        ParentType::resetEq(eqIdx);
 
        boundaryInfo_[eqIdx].isSymmetry = false;
        boundaryInfo_[eqIdx].isBeaversJoseph = false;
        boundaryInfo_[eqIdx].isOutflow = false;
    }
 
    void setAllSymmetry()
    {
        for (int eqIdx=0; eqIdx < numEq; ++eqIdx)
        {
            resetEq(eqIdx);
            boundaryInfo_[eqIdx].isSymmetry = true;
        }
    }
 
    bool isSymmetry() const
    { return boundaryInfo_[0].isSymmetry; }
 
    template<class T = void>
    void setAllDirichlet()
    {
        static_assert(AlwaysFalse<T>::value, "Setting all boundary types to Dirichlet not permitted!");
    }
 
    template<class T = void>
    void setAllNeumann()
    {
        static_assert(AlwaysFalse<T>::value, "Setting all boundary types to Neumann not permitted!");
    }
 
    void setBeaversJoseph(const int eqIdx)
    {
        resetEq(eqIdx);
        boundaryInfo_[eqIdx].isBeaversJoseph = true;
    }
 
    bool isBeaversJoseph(const int eqIdx) const
    { return boundaryInfo_[eqIdx].isBeaversJoseph; }
 
    bool hasBeaversJoseph() const
    {
        for (int i = 0; i < numEq; ++i)
            if (boundaryInfo_[i].isBeaversJoseph)
                return true;
        return false;
    }
 
    void setOutflow(const int eqIdx)
    {
        resetEq(eqIdx);
        boundaryInfo_[eqIdx].isOutflow = true;
    }
 
    bool isOutflow(const int eqIdx) const
    { return boundaryInfo_[eqIdx].isOutflow; }
 
    bool hasOutflow() const
    {
        for (int i = 0; i < numEq; ++i)
            if (boundaryInfo_[i].isOutflow)
                return true;
        return false;
    }
 
protected:
    struct NavierStokesBoundaryInfo
    {
        bool isSymmetry : 1;
        bool isOutflow : 1;
        bool isBeaversJoseph : 1;
    };
 
    std::array<NavierStokesBoundaryInfo, numEq> boundaryInfo_;
};
 
} // end namespace Dumux
 
#endif