drag drag_with_derivative IceBasalResistanceRegularizedLaw m_q m_sliding_scale_factor_reduces_tauc m_u_threshold print_info ~IceBasalResistanceRegularizedLaw

drag() double pism::IceBasalResistanceRegularizedLaw::drag ( double  tauc, double  vx, double  vy  ) const virtual Compute the drag coefficient for the basal shear stress. Reimplemented from pism::IceBasalResistancePlasticLaw. Definition at line 212 of file basal_resistance.cc. References pism::IceBasalResistancePlasticLaw::m_plastic_regularize, m_q, m_sliding_scale_factor_reduces_tauc, m_u_threshold, and pism::square().