PorousMedium/Permeability/DupuitPermeability.h

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#pragma once
 
#include <Eigen/Core>
 
#include "MaterialLib/PorousMedium/Permeability/Permeability.h"
#include "ParameterLib/Parameter.h"
 
namespace MaterialLib
{
namespace PorousMedium
{
class DupuitPermeability final : public Permeability
{
public:
    DupuitPermeability(
        ParameterLib::Parameter<double> const& permeability_parameter,
        int const dimension)
        : Permeability(permeability_parameter, dimension)
    {
    }

    Eigen::MatrixXd getValue(const double t,
                             ParameterLib::SpatialPosition const& pos,
                             const double variable,
                             const double temperature) const override
    {
        return variable * Permeability::getValue(t, pos, variable, temperature);
    }
};
 
}  // namespace PorousMedium
}  // namespace MaterialLib