BlatterTestHalfar.hh

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*/
 
#ifndef BLATTERTESTHALFAR_H
#define BLATTERTESTHALFAR_H
 
#include "pism/stressbalance/blatter/Blatter.hh"
 
namespace pism {
namespace stressbalance {
 
/*!
 * Implements the analytical source term and BC for the X-Z Halfar dome setup.
 */
class BlatterTestHalfar : public Blatter {
public:
  BlatterTestHalfar(std::shared_ptr<const Grid> grid, int Mz, int coarsening_factor);
 
  double H_exact(double x) const;
 
  double u_exact(double x, double z) const;
private:
  bool dirichlet_node(const DMDALocalInfo &info, const fem::Element3::GlobalIndex& I);
 
  Vector2d u_bc(double x, double y, double z) const;
 
  void residual_source_term(const fem::Q1Element3 &element,
                            const double *surface,
                            const double *bed,
                            Vector2d *residual);
 
  void residual_lateral(const fem::Q1Element3 &element,
                        const fem::Q1Element3Face &face,
                        const double *surface_nodal,
                        const double *z_nodal,
                        const double *sl_nodal,
                        Vector2d *residual);
 
  void residual_surface(const fem::Q1Element3 &element,
                        const fem::Q1Element3Face &face,
                        Vector2d *residual);
 
  void residual_basal(const fem::Q1Element3 &element,
                      const fem::Q1Element3Face &face,
                      const double *tauc_nodal,
                      const double *f_nodal,
                      const Vector2d *u_nodal,
                      Vector2d *residual);
 
  void jacobian_basal(const fem::Q1Element3Face &face,
                      const double *tauc_nodal,
                      const double *f_nodal,
                      const Vector2d *u_nodal,
                      double K[2 * fem::q13d::n_chi][2 * fem::q13d::n_chi]);
 
  double m_B;
 
  double m_H0;
 
  double m_R0;
 
  double m_rho;
 
  double m_g;
};
 
} // end of namespace stressbalance
} // end of namespace pism
 
#endif /* BLATTERTESTHALFAR_H */