#define TWO_WAY !!#undef TWO_WAY #undef DECAL_FEEDBACK /* SEPARATION of INTERFACES*/ MODULE agrif_ice_update !!===================================================================================== !! *** MODULE agrif_ice_update *** !! Nesting module : update surface ocean boundary condition over ice from a child grid !!===================================================================================== !! History : 2.0 ! 04-2008 (F. Dupont) initial version !! 3.4 ! 08-2012 (R. Benshila, C. Herbaut) update and EVP !! 4.0 ! 2018 (C. Rousset) SI3 compatibility !!---------------------------------------------------------------------- #if defined key_agrif && defined key_si3 !!---------------------------------------------------------------------- !! 'key_si3' : SI3 sea-ice model !! 'key_agrif' : AGRIF library !!---------------------------------------------------------------------- !! agrif_update_ice : update sea-ice on boundaries or total !! child domain for velocities and ice properties !! update_tra_ice : sea-ice properties !! update_u_ice : zonal ice velocity !! update_v_ice : meridional ice velocity !!---------------------------------------------------------------------- USE dom_oce USE sbc_oce USE agrif_oce USE ice USE agrif_ice USE phycst , ONLY: rt0 IMPLICIT NONE PRIVATE PUBLIC agrif_update_ice ! called by agrif_user.F90 and icestp.F90 !!---------------------------------------------------------------------- !! NEMO/NST 4.0 , NEMO Consortium (2018) !! $Id$ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE agrif_update_ice( ) !!---------------------------------------------------------------------- !! *** ROUTINE agrif_update_ice *** !! ** Method : Call the hydrostaticupdate pressure at the boundary or the entire domain !! !! ** Action : - Update (u_ice,v_ice) and ice tracers !!---------------------------------------------------------------------- ! IF( Agrif_Root() .OR. nn_ice == 0 ) RETURN ! do not update if inside Parent Grid or if child domain does not have ice ! ! IF( ( MOD( (kt-nit000)/nn_fsbc + 1, Agrif_irhot() * Agrif_Parent(nn_fsbc)/nn_fsbc ) /=0 ) .AND. (kt /= 0) ) RETURN ! update only at the parent ice time step IF ( MOD(Agrif_parent_nb_step(), Agrif_Parent(nn_fsbc)) /=0 ) RETURN ! Update only at the parent ice time step ! It is assumed that at such a time, there is a child ice step which is true ! as long as MOD( Agrif_irhot() * Agrif_Parent(nn_fsbc), nn_fsbc )==0. ! (This condition is checked in agrif_user, Agrif_InitValues_cont_ice subroutine) IF (lwp.AND.lk_agrif_debug) Write(*,*) 'Update sea ice from grid Number',Agrif_Fixed(), agrif_nb_step() ! ! Agrif_SpecialValueFineGrid = -9999. Agrif_UseSpecialValueInUpdate = .TRUE. # if defined TWO_WAY # if ! defined DECAL_FEEDBACK CALL Agrif_Update_Variable( tra_ice_id , procname = update_tra_ice ) #else CALL Agrif_Update_Variable( tra_ice_id , locupdate=(/1,0/), procname = update_tra_ice ) #endif # if ! defined DECAL_FEEDBACK CALL Agrif_Update_Variable( u_ice_id , procname = update_u_ice ) CALL Agrif_Update_Variable( v_ice_id , procname = update_v_ice ) #else CALL Agrif_Update_Variable( u_ice_id , locupdate1=(/0,-1/),locupdate2=(/1,-2/),procname=update_u_ice) CALL Agrif_Update_Variable( v_ice_id , locupdate1=(/1,-2/),locupdate2=(/0,-1/),procname=update_v_ice) #endif ! CALL Agrif_Update_Variable( tra_ice_id , locupdate=(/0,2/), procname = update_tra_ice ) ! CALL Agrif_Update_Variable( u_ice_id , locupdate=(/0,1/), procname = update_u_ice ) ! CALL Agrif_Update_Variable( v_ice_id , locupdate=(/0,1/), procname = update_v_ice ) # endif Agrif_SpecialValueFineGrid = 0. Agrif_UseSpecialValueInUpdate = .FALSE. ! END SUBROUTINE agrif_update_ice SUBROUTINE update_tra_ice( ptab, i1, i2, j1, j2, k1, k2, before ) !!----------------------------------------------------------------------- !! *** ROUTINE update_tra_ice *** !! ** Method : Compute the mass properties on the fine grid and recover !! the properties per mass on the coarse grid !!----------------------------------------------------------------------- INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2 REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab LOGICAL , INTENT(in ) :: before !! INTEGER :: ji, jj, jk, jl, jm !!----------------------------------------------------------------------- ! it is ok not to multiply by e1*e2 since we conserve tracers here (same as in the ocean). IF( before ) THEN jm = 1 DO jl = 1, jpl ptab(i1:i2,j1:j2,jm ) = a_i (i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+1) = v_i (i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+2) = v_s (i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+3) = sv_i(i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+4) = oa_i(i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+5) = a_ip(i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+6) = v_ip(i1:i2,j1:j2,jl) ptab(i1:i2,j1:j2,jm+7) = t_su(i1:i2,j1:j2,jl) jm = jm + 8 DO jk = 1, nlay_s ptab(i1:i2,j1:j2,jm) = e_s(i1:i2,j1:j2,jk,jl) ; jm = jm + 1 END DO DO jk = 1, nlay_i ptab(i1:i2,j1:j2,jm) = e_i(i1:i2,j1:j2,jk,jl) ; jm = jm + 1 END DO END DO ! DO jk = k1, k2 WHERE( tmask(i1:i2,j1:j2,1) == 0. ) ptab(i1:i2,j1:j2,jk) = Agrif_SpecialValueFineGrid END DO ! ELSE ! jm = 1 DO jl = 1, jpl ! DO jj = j1, j2 DO ji = i1, i2 IF( ptab(ji,jj,jm) /= Agrif_SpecialValueFineGrid ) THEN a_i (ji,jj,jl) = ptab(ji,jj,jm ) * tmask(ji,jj,1) v_i (ji,jj,jl) = ptab(ji,jj,jm+1) * tmask(ji,jj,1) v_s (ji,jj,jl) = ptab(ji,jj,jm+2) * tmask(ji,jj,1) sv_i(ji,jj,jl) = ptab(ji,jj,jm+3) * tmask(ji,jj,1) oa_i(ji,jj,jl) = ptab(ji,jj,jm+4) * tmask(ji,jj,1) a_ip(ji,jj,jl) = ptab(ji,jj,jm+5) * tmask(ji,jj,1) v_ip(ji,jj,jl) = ptab(ji,jj,jm+6) * tmask(ji,jj,1) t_su(ji,jj,jl) = ptab(ji,jj,jm+7) * tmask(ji,jj,1) ENDIF END DO END DO jm = jm + 8 ! DO jk = 1, nlay_s WHERE( ptab(i1:i2,j1:j2,jm) /= Agrif_SpecialValueFineGrid ) e_s(i1:i2,j1:j2,jk,jl) = ptab(i1:i2,j1:j2,jm) * tmask(i1:i2,j1:j2,1) ENDWHERE jm = jm + 1 END DO ! DO jk = 1, nlay_i WHERE( ptab(i1:i2,j1:j2,jm) /= Agrif_SpecialValueFineGrid ) e_i(i1:i2,j1:j2,jk,jl) = ptab(i1:i2,j1:j2,jm) * tmask(i1:i2,j1:j2,1) ENDWHERE jm = jm + 1 END DO ! END DO ! DO jl = 1, jpl WHERE( tmask(i1:i2,j1:j2,1) == 0._wp ) t_su(i1:i2,j1:j2,jl) = rt0 ! to avoid a division by 0 in sbcblk.F90 END DO ENDIF ! END SUBROUTINE update_tra_ice SUBROUTINE update_u_ice( ptab, i1, i2, j1, j2, before ) !!----------------------------------------------------------------------- !! *** ROUTINE update_u_ice *** !! ** Method : Update the fluxes and recover the properties (C-grid) !!----------------------------------------------------------------------- INTEGER , INTENT(in ) :: i1, i2, j1, j2 REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab LOGICAL , INTENT(in ) :: before !! REAL(wp) :: zrhoy ! local scalar !!----------------------------------------------------------------------- ! IF( before ) THEN zrhoy = Agrif_Rhoy() ptab(:,:) = e2u(i1:i2,j1:j2) * u_ice(i1:i2,j1:j2) * zrhoy WHERE( umask(i1:i2,j1:j2,1) == 0._wp ) ptab(:,:) = Agrif_SpecialValueFineGrid ELSE WHERE( ptab(i1:i2,j1:j2) /= Agrif_SpecialValueFineGrid ) u_ice(i1:i2,j1:j2) = ptab(i1:i2,j1:j2) / e2u(i1:i2,j1:j2) * umask(i1:i2,j1:j2,1) ENDWHERE ENDIF ! END SUBROUTINE update_u_ice SUBROUTINE update_v_ice( ptab, i1, i2, j1, j2, before ) !!----------------------------------------------------------------------- !! *** ROUTINE update_v_ice *** !! ** Method : Update the fluxes and recover the properties (C-grid) !!----------------------------------------------------------------------- INTEGER , INTENT(in ) :: i1, i2, j1, j2 REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab LOGICAL , INTENT(in ) :: before !! REAL(wp) :: zrhox ! local scalar !!----------------------------------------------------------------------- ! IF( before ) THEN zrhox = Agrif_Rhox() ptab(:,:) = e1v(i1:i2,j1:j2) * v_ice(i1:i2,j1:j2) * zrhox WHERE( vmask(i1:i2,j1:j2,1) == 0._wp ) ptab(:,:) = Agrif_SpecialValueFineGrid ELSE WHERE( ptab(i1:i2,j1:j2) /= Agrif_SpecialValueFineGrid ) v_ice(i1:i2,j1:j2) = ptab(i1:i2,j1:j2) / e1v(i1:i2,j1:j2) * vmask(i1:i2,j1:j2,1) ENDWHERE ENDIF ! END SUBROUTINE update_v_ice #else !!---------------------------------------------------------------------- !! Empty module no sea-ice !!---------------------------------------------------------------------- CONTAINS SUBROUTINE agrif_ice_update_empty WRITE(*,*) 'agrif_ice_update : You should not have seen this print! error?' END SUBROUTINE agrif_ice_update_empty #endif !!====================================================================== END MODULE agrif_ice_update