Gravity.h

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#pragma once
 
#include "Base.h"
#include "FluidDensity.h"
#include "Porosity.h"
#include "Saturation.h"
#include "SolidDensity.h"
 
namespace ProcessLib::TH2M
{
namespace ConstitutiveRelations
{
template <int DisplacementDim>
using VolumetricBodyForce =
    BaseLib::StrongType<GlobalDimVector<DisplacementDim>,
                        struct VolumetricBodyForceTag>;
 
template <int DisplacementDim>
struct GravityModel
{
    void eval(
        FluidDensityData const& fluid_density_data,
        PorosityData const& porosity_data,
        SaturationData const& S_L_data,
        SolidDensityData const& solid_density_data,
        SpecificBodyForceData<DisplacementDim> const& specific_body_force,
        VolumetricBodyForce<DisplacementDim>& volumetric_body_force) const;
};
 
extern template struct GravityModel<2>;
extern template struct GravityModel<3>;
}  // namespace ConstitutiveRelations
}  // namespace ProcessLib::TH2M