!-----------------------------------------------------------------------
&namdyn_hpg    !   Hydrostatic pressure gradient option                 (default: NO selection)
!-----------------------------------------------------------------------
   ln_hpg_zco  = .false.   !  z-coordinate - full steps
   ln_hpg_zps  = .false.   !  z-coordinate - partial steps (interpolation)
   ln_hpg_sco  = .false.   !  s-coordinate (standard jacobian formulation)
   ln_hpg_isf  = .false.   !  s-coordinate (sco ) adapted to isf
   ln_hpg_djc  = .false.   !  s-coordinate (Density Jacobian with Cubic polynomial)
      ln_hpg_djc_vnh = .true.  !  hor.  bc type for djc scheme (T=von Neumann, F=linear extrapolation)
      ln_hpg_djc_vnv = .true.  !  vert. bc type for djc scheme (T=von Neumann, F=linear extrapolation)
   ln_hpg_prj  = .false.   !  s-coordinate (Pressure Jacobian scheme)
/