sequentialfv1p.hh

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#ifndef DUMUX_SEQUENTIAL_FV_SPATIAL_PARAMS_ONE_P_HH
#define DUMUX_SEQUENTIAL_FV_SPATIAL_PARAMS_ONE_P_HH
 
#include <dumux/common/properties.hh>
#include <dumux/common/math.hh>
 
#include <dune/common/fmatrix.hh>
 
namespace Dumux {
 
template<class TypeTag>
class SequentialFVSpatialParamsOneP
{
    using Problem = GetPropType<TypeTag, Properties::Problem>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using Implementation = GetPropType<TypeTag, Properties::SpatialParams>;
 
    enum
    {
        dim = GridView::dimension,
        dimWorld = GridView::dimensionworld
    };
 
    using Element = typename GridView::template Codim<0>::Entity;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
    using DimWorldMatrix = Dune::FieldMatrix<Scalar, dimWorld, dimWorld>;
 
public:
    SequentialFVSpatialParamsOneP(const Problem& problem)
    {
    }
    Scalar meanK(Scalar K1, Scalar K2) const
    {
        const Scalar K = harmonicMean(K1, K2);
        return K;
    }
 
    void meanK(DimWorldMatrix &result, Scalar K1, Scalar K2) const
    {
        const Scalar K = harmonicMean(K1, K2);
        for (int i = 0; i < dimWorld; ++i)
        {
            for (int j = 0; j < dimWorld; ++j)
                result[i][j] = 0;
            result[i][i] = K;
        }
    }
 
    void meanK(DimWorldMatrix &result, const DimWorldMatrix &K1, const DimWorldMatrix &K2) const
    {
        // entry-wise harmonic mean at the main diagonal and arithmetic mean at the off-diagonal
        for (int i = 0; i < dimWorld; ++i)
        {
            result[i][i] = harmonicMean(K1[i][i], K2[i][i]);
            for (int j = 0; j < dimWorld; ++j)
            {
                if (i != j)
                {
                    result[i][j] = 0.5 * (K1[i][j] + K2[i][j]);
                }
            }
        }
    }
 
    void meanK(DimWorldMatrix &result, Scalar K) const
    {
        for (int i = 0; i < dimWorld; ++i)
        {
            for (int j = 0; j < dimWorld; ++j)
                result[i][j] = 0;
            result[i][i] = K;
        }
    }
 
    void meanK(DimWorldMatrix &result, const DimWorldMatrix &K) const
    {
        result = K;
    }
 
    const DimWorldMatrix& intrinsicPermeability (const Element& element) const
    {
        return asImp_().intrinsicPermeabilityAtPos(element.geometry().center());
    }
 
    const DimWorldMatrix& intrinsicPermeabilityAtPos (const GlobalPosition& globalPos) const
    {
        DUNE_THROW(Dune::InvalidStateException,
                   "The spatial parameters do not provide "
                   "a intrinsicPermeabilityAtPos() method.");
    }
 
    Scalar porosity(const Element& element) const
    {
        return asImp_().porosityAtPos(element.geometry().center());
    }
 
    Scalar porosityAtPos(const GlobalPosition& globalPos) const
    {
        DUNE_THROW(Dune::InvalidStateException,
                   "The spatial parameters do not provide "
                   "a porosityAtPos() method.");
    }
 
private:
    Implementation &asImp_()
    {
        return *static_cast<Implementation*> (this);
    }
 
    const Implementation &asImp_() const
    {
        return *static_cast<const Implementation*> (this);
    }
};
 
} // namespace Dumux
 
#endif