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#undef DECAL_FEEDBACK /* SEPARATION of INTERFACES */
#undef DECAL_FEEDBACK_2D /* SEPARATION of INTERFACES (Barotropic mode) */
#undef VOL_REFLUX /* VOLUME REFLUXING*/
MODULE agrif_oce_update
!!======================================================================
!! *** MODULE agrif_oce_interp ***
!! AGRIF: update package for the ocean dynamics (OCE)
!!======================================================================
!! History : 2.0 ! 2002-06 (L. Debreu) Original code
!! 3.2 ! 2009-04 (R. Benshila)
!! 3.6 ! 2014-09 (R. Benshila)
!!----------------------------------------------------------------------
#if defined key_agrif
!!----------------------------------------------------------------------
!! 'key_agrif' AGRIF zoom
!!----------------------------------------------------------------------
USE par_oce
USE oce
USE dom_oce
USE zdf_oce ! vertical physics: ocean variables
USE agrif_oce
USE dom_oce
!
USE in_out_manager ! I/O manager
USE lib_mpp ! MPP library
USE domvvl ! Need interpolation routines
USE vremap ! Vertical remapping
USE lbclnk
#if defined key_qco
USE domqco
#endif
IMPLICIT NONE
PRIVATE
PUBLIC Agrif_Update_Tra, Agrif_Update_Dyn, Agrif_Update_vvl, Agrif_Update_ssh
PUBLIC Update_Scales, Agrif_Check_parent_bat
!! * Substitutions
# include "domzgr_substitute.h90"
!!----------------------------------------------------------------------
!! NEMO/NST 4.0 , NEMO Consortium (2018)
!! $Id: agrif_oce_update.F90 15317 2021-10-01 16:09:36Z jchanut $
!! Software governed by the CeCILL license (see ./LICENSE)
!!----------------------------------------------------------------------
CONTAINS
SUBROUTINE Agrif_Update_Tra( )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_Update_Tra ***
!!----------------------------------------------------------------------
!
IF (Agrif_Root()) RETURN
!
IF (lwp.AND.lk_agrif_debug) Write(*,*) 'Update tracers from grid Number',Agrif_Fixed()
l_vremap = ln_vert_remap
Agrif_UseSpecialValueInUpdate = .NOT.l_vremap
Agrif_SpecialValueFineGrid = 0._wp
!
# if ! defined DECAL_FEEDBACK
CALL Agrif_Update_Variable(ts_update_id, procname=updateTS)
! near boundary update:
! CALL Agrif_Update_Variable(ts_update_id,locupdate=(/0,2/), procname=updateTS)
# else
CALL Agrif_Update_Variable(ts_update_id, locupdate=(/1,0/),procname=updateTS)
! near boundary update:
! CALL Agrif_Update_Variable(ts_update_id,locupdate=(/1,2/), procname=updateTS)
# endif
!
Agrif_UseSpecialValueInUpdate = .FALSE.
l_vremap = .FALSE.
!
!
END SUBROUTINE Agrif_Update_Tra
SUBROUTINE Agrif_Update_Dyn( )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_Update_Dyn ***
!!----------------------------------------------------------------------
!
IF (Agrif_Root()) RETURN
!
IF (lwp.AND.lk_agrif_debug) Write(*,*) 'Update momentum from grid Number',Agrif_Fixed()
Agrif_UseSpecialValueInUpdate = .FALSE.
Agrif_SpecialValueFineGrid = 0._wp
l_vremap = ln_vert_remap
use_sign_north = .TRUE.
sign_north = -1._wp
!
# if ! defined DECAL_FEEDBACK_2D
CALL Agrif_Update_Variable(unb_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updateU2d)
CALL Agrif_Update_Variable(vnb_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updateV2d)
# else
CALL Agrif_Update_Variable(unb_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/1+nn_shift_bar,-2/),procname = updateU2d)
CALL Agrif_Update_Variable(vnb_update_id,locupdate1=(/1+nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updateV2d)
# endif
!
IF ( ln_dynspg_ts .AND. ln_bt_fw ) THEN
! Update time integrated transports
# if ! defined DECAL_FEEDBACK_2D
CALL Agrif_Update_Variable(ub2b_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updateub2b)
CALL Agrif_Update_Variable(vb2b_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updatevb2b)
# else
CALL Agrif_Update_Variable(ub2b_update_id,locupdate1=(/ nn_shift_bar,-2/),locupdate2=(/1+nn_shift_bar,-2/),procname = updateub2b)
CALL Agrif_Update_Variable(vb2b_update_id,locupdate1=(/1+nn_shift_bar,-2/),locupdate2=(/ nn_shift_bar,-2/),procname = updatevb2b)
# endif
END IF
# if ! defined DECAL_FEEDBACK
CALL Agrif_Update_Variable(un_update_id,procname = updateU)
CALL Agrif_Update_Variable(vn_update_id,procname = updateV)
! near boundary update:
! CALL Agrif_Update_Variable(un_update_id,locupdate=(/0,1/),procname = updateU)
! CALL Agrif_Update_Variable(vn_update_id,locupdate=(/0,1/),procname = updateV)
# else
CALL Agrif_Update_Variable(un_update_id,locupdate1=(/0,-1/),locupdate2=(/1,-2/),procname = updateU)
CALL Agrif_Update_Variable(vn_update_id,locupdate1=(/1,-2/),locupdate2=(/0,-1/),procname = updateV)
! near boundary update:
! CALL Agrif_Update_Variable(un_update_id,locupdate1=(/0,1/),locupdate2=(/1,1/),procname = updateU)
! CALL Agrif_Update_Variable(vn_update_id,locupdate1=(/1,1/),locupdate2=(/0,1/),procname = updateV)
# endif
!
use_sign_north = .FALSE.
l_vremap = .FALSE.
!
END SUBROUTINE Agrif_Update_Dyn
SUBROUTINE Agrif_Update_ssh( )
!!---------------------------------------------
!! *** ROUTINE Agrif_Update_ssh ***
!!---------------------------------------------
!
IF (Agrif_Root()) RETURN
!
l_vremap = ln_vert_remap
Agrif_UseSpecialValueInUpdate = .NOT.l_vremap
Agrif_SpecialValueFineGrid = 0._wp
# if ! defined DECAL_FEEDBACK_2D
CALL Agrif_Update_Variable(sshn_id,locupdate=(/ nn_shift_bar,-2/), procname = updateSSH)
# else
CALL Agrif_Update_Variable(sshn_id,locupdate=(/1+nn_shift_bar,-2/),procname = updateSSH)
# endif
!
Agrif_UseSpecialValueInUpdate = .FALSE.
l_vremap = .FALSE.
!
# if defined VOL_REFLUX
IF ( ln_dynspg_ts.AND.ln_bt_fw ) THEN
use_sign_north = .TRUE.
sign_north = -1._wp
! Refluxing on ssh:
# if defined DECAL_FEEDBACK_2D
CALL Agrif_Update_Variable(ub2b_update_id,locupdate1=(/nn_shift_bar,nn_shift_bar/),locupdate2=(/1+nn_shift_bar,1+nn_shift_bar/),procname = reflux_sshu)
CALL Agrif_Update_Variable(vb2b_update_id,locupdate1=(/1+nn_shift_bar,1+nn_shift_bar/),locupdate2=(/nn_shift_bar,nn_shift_bar/),procname = reflux_sshv)
# else
CALL Agrif_Update_Variable(ub2b_update_id,locupdate1=(/-1+nn_shift_bar,-1+nn_shift_bar/),locupdate2=(/nn_shift_bar, nn_shift_bar/),procname = reflux_sshu)
CALL Agrif_Update_Variable(vb2b_update_id,locupdate1=(/ nn_shift_bar, nn_shift_bar/),locupdate2=(/-1+nn_shift_bar,-1+nn_shift_bar/),procname = reflux_sshv)
# endif
use_sign_north = .FALSE.
END IF
# endif
!
END SUBROUTINE Agrif_Update_ssh
SUBROUTINE Agrif_Update_Tke( )
!!---------------------------------------------
!! *** ROUTINE Agrif_Update_Tke ***
!!---------------------------------------------
!!
!
IF (Agrif_Root()) RETURN
!
Agrif_UseSpecialValueInUpdate = .TRUE.
Agrif_SpecialValueFineGrid = 0._wp
CALL Agrif_Update_Variable( en_id, locupdate=(/0,0/), procname=updateEN )
CALL Agrif_Update_Variable(avt_id, locupdate=(/0,0/), procname=updateAVT )
CALL Agrif_Update_Variable(avm_id, locupdate=(/0,0/), procname=updateAVM )
Agrif_UseSpecialValueInUpdate = .FALSE.
END SUBROUTINE Agrif_Update_Tke
SUBROUTINE Agrif_Update_vvl( )
!!---------------------------------------------
!! *** ROUTINE Agrif_Update_vvl ***
!!---------------------------------------------
!
IF (Agrif_Root()) RETURN
!
IF (lwp.AND.lk_agrif_debug) Write(*,*) 'Update e3 from grid Number',Agrif_Fixed(), 'Step', Agrif_Nb_Step()
!
#if defined key_qco
CALL Agrif_ChildGrid_To_ParentGrid()
CALL Agrif_Update_qco
CALL Agrif_ParentGrid_To_ChildGrid()
#elif defined key_linssh
!
#else
Agrif_UseSpecialValueInUpdate = .FALSE.
Agrif_SpecialValueFineGrid = 0._wp
!
! No interface separation here, update vertical grid at T points
! everywhere over the overlapping regions (one account for refluxing in that case):
CALL Agrif_Update_Variable(e3t_id, procname=updatee3t)
!
Agrif_UseSpecialValueInUpdate = .FALSE.
!
CALL Agrif_ChildGrid_To_ParentGrid()
CALL dom_vvl_update_UVF
CALL Agrif_ParentGrid_To_ChildGrid()
#endif
!
END SUBROUTINE Agrif_Update_vvl
#if defined key_qco
SUBROUTINE Agrif_Update_qco
!!---------------------------------------------
!! *** ROUTINE dom_Update_qco ***
!!---------------------------------------------
!
! Save arrays prior update (needed for asselin correction)
r3t(:,:,Krhs_a) = r3t(:,:,Kmm_a)
r3u(:,:,Krhs_a) = r3u(:,:,Kmm_a)
r3v(:,:,Krhs_a) = r3v(:,:,Kmm_a)
! Update r3x arrays from updated ssh
CALL dom_qco_zgr( Kbb_a, Kmm_a )
!
END SUBROUTINE Agrif_Update_qco
#endif
#if ! defined key_qco && ! defined key_linssh
SUBROUTINE dom_vvl_update_UVF
!!---------------------------------------------
!! *** ROUTINE dom_vvl_update_UVF ***
!!---------------------------------------------
!!
INTEGER :: jk
REAL(wp):: zcoef
!!---------------------------------------------
IF (lwp.AND.lk_agrif_debug) Write(*,*) 'Finalize e3 on grid Number', &
& Agrif_Fixed(), 'Step', Agrif_Nb_Step()
! Save "old" scale factor (prior update) for subsequent asselin correction
! of prognostic variables
! -----------------------
!
e3u(:,:,:,Krhs_a) = e3u(:,:,:,Kmm_a)
e3v(:,:,:,Krhs_a) = e3v(:,:,:,Kmm_a)
! uu(:,:,:,Krhs_a) = e3u(:,:,:,Kbb_a)
! vv(:,:,:,Krhs_a) = e3v(:,:,:,Kbb_a)
hu(:,:,Krhs_a) = hu(:,:,Kmm_a)
hv(:,:,Krhs_a) = hv(:,:,Kmm_a)
! 1) NOW fields
!--------------
! Vertical scale factor interpolations
! ------------------------------------
CALL dom_vvl_interpol( e3t(:,:,:,Kmm_a), e3u(:,:,:,Kmm_a) , 'U' )
CALL dom_vvl_interpol( e3t(:,:,:,Kmm_a), e3v(:,:,:,Kmm_a) , 'V' )
CALL dom_vvl_interpol( e3u(:,:,:,Kmm_a), e3f(:,:,:) , 'F' )
CALL dom_vvl_interpol( e3u(:,:,:,Kmm_a), e3uw(:,:,:,Kmm_a), 'UW' )
CALL dom_vvl_interpol( e3v(:,:,:,Kmm_a), e3vw(:,:,:,Kmm_a), 'VW' )
! Update total depths:
! --------------------
hu(:,:,Kmm_a) = 0._wp ! Ocean depth at U-points
hv(:,:,Kmm_a) = 0._wp ! Ocean depth at V-points
DO jk = 1, jpkm1
hu(:,:,Kmm_a) = hu(:,:,Kmm_a) + e3u(:,:,jk,Kmm_a) * umask(:,:,jk)
hv(:,:,Kmm_a) = hv(:,:,Kmm_a) + e3v(:,:,jk,Kmm_a) * vmask(:,:,jk)
END DO
! ! Inverse of the local depth
r1_hu(:,:,Kmm_a) = ssumask(:,:) / ( hu(:,:,Kmm_a) + 1._wp - ssumask(:,:) )
r1_hv(:,:,Kmm_a) = ssvmask(:,:) / ( hv(:,:,Kmm_a) + 1._wp - ssvmask(:,:) )
! 2) BEFORE fields:
!------------------
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler) )) THEN
!
! Vertical scale factor interpolations
! ------------------------------------
CALL dom_vvl_interpol( e3t(:,:,:,Kbb_a), e3u(:,:,:,Kbb_a), 'U' )
CALL dom_vvl_interpol( e3t(:,:,:,Kbb_a), e3v(:,:,:,Kbb_a), 'V' )
CALL dom_vvl_interpol( e3u(:,:,:,Kbb_a), e3uw(:,:,:,Kbb_a), 'UW' )
CALL dom_vvl_interpol( e3v(:,:,:,Kbb_a), e3vw(:,:,:,Kbb_a), 'VW' )
! Update total depths:
! --------------------
hu(:,:,Kbb_a) = 0._wp ! Ocean depth at U-points
hv(:,:,Kbb_a) = 0._wp ! Ocean depth at V-points
DO jk = 1, jpkm1
hu(:,:,Kbb_a) = hu(:,:,Kbb_a) + e3u(:,:,jk,Kbb_a) * umask(:,:,jk)
hv(:,:,Kbb_a) = hv(:,:,Kbb_a) + e3v(:,:,jk,Kbb_a) * vmask(:,:,jk)
END DO
! ! Inverse of the local depth
r1_hu(:,:,Kbb_a) = ssumask(:,:) / ( hu(:,:,Kbb_a) + 1._wp - ssumask(:,:) )
r1_hv(:,:,Kbb_a) = ssvmask(:,:) / ( hv(:,:,Kbb_a) + 1._wp - ssvmask(:,:) )
ENDIF
!
END SUBROUTINE dom_vvl_update_UVF
#endif
SUBROUTINE updateTS( tabres, i1, i2, j1, j2, k1, k2, n1, n2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updateT ***
!!---------------------------------------------
INTEGER, INTENT(in) :: i1,i2,j1,j2,k1,k2,n1,n2
REAL(wp),DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: tabres
LOGICAL, INTENT(in) :: before
!!
INTEGER :: ji,jj,jk,jn
INTEGER :: N_in, N_out
REAL(wp) :: ztb, ztnu, ztno
REAL(wp) :: h_in(k1:k2)
REAL(wp) :: h_out(1:jpk)
REAL(wp) :: tabin(k1:k2,1:jpts)
REAL(wp), DIMENSION(i1:i2,j1:j2,1:jpk,1:jpts) :: tabres_child
!!---------------------------------------------
!
IF (before) THEN
IF ( l_vremap ) THEN
DO jn = n1,n2-1
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj,jk,jn) = ts(ji,jj,jk,jn,Kmm_a) * e3t(ji,jj,jk,Kmm_a)
END DO
END DO
END DO
END DO
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj,jk,n2) = tmask(ji,jj,jk) * e3t(ji,jj,jk,Kmm_a)
END DO
END DO
END DO
ELSE
DO jn = 1,jpts
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj,jk,jn) = ts(ji,jj,jk,jn,Kmm_a) * e3t(ji,jj,jk,Kmm_a) / e3t_0(ji,jj,jk)
END DO
END DO
END DO
END DO
ENDIF
ELSE
IF ( l_vremap ) THEN
tabres_child(:,:,:,:) = 0._wp
AGRIF_SpecialValue = 0._wp
DO jj=j1,j2
DO ji=i1,i2
N_in = 0
DO jk=k1,k2 !k2 = jpk of child grid
IF (tabres(ji,jj,jk,n2) <= 1.e-6_wp ) EXIT
N_in = N_in + 1
tabin(jk,:) = tabres(ji,jj,jk,n1:n2-1)/tabres(ji,jj,jk,n2)
h_in(N_in) = tabres(ji,jj,jk,n2)
ENDDO
N_out = 0
DO jk=1,jpk ! jpk of parent grid
IF (tmask(ji,jj,jk) == 0 ) EXIT ! TODO: Will not work with ISF
N_out = N_out + 1
h_out(N_out) = e3t(ji,jj,jk,Kmm_a)
ENDDO
IF (N_in*N_out > 0) THEN !Remove this?
CALL reconstructandremap(tabin(1:N_in,1:jpts),h_in(1:N_in),tabres_child(ji,jj,1:N_out,1:jpts),h_out(1:N_out),N_in,N_out,jpts)
ENDIF
ENDDO
ENDDO
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN
! Add asselin part
DO jn = 1,jpts
DO jk = 1, jpkm1
DO jj = j1, j2
DO ji = i1, i2
IF( tabres_child(ji,jj,jk,jn) /= 0._wp ) THEN
ztb = ts(ji,jj,jk,jn,Kbb_a) * e3t(ji,jj,jk,Kbb_a) ! fse3t_b prior update should be used
ztnu = tabres_child(ji,jj,jk,jn) * e3t(ji,jj,jk,Kmm_a)
ztno = ts(ji,jj,jk,jn,Kmm_a) * e3t(ji,jj,jk,Krhs_a)
ts(ji,jj,jk,jn,Kbb_a) = ( ztb + rn_atfp * ( ztnu - ztno) ) &
& * tmask(ji,jj,jk) / e3t(ji,jj,jk,Kbb_a)
ENDIF
END DO
END DO
END DO
END DO
ENDIF
DO jn = 1,jpts
DO jk = 1, jpkm1
DO jj = j1, j2
DO ji = i1, i2
IF( tabres_child(ji,jj,jk,jn) /= 0._wp ) THEN
ts(ji,jj,jk,jn,Kmm_a) = tabres_child(ji,jj,jk,jn)
END IF
END DO
END DO
END DO
END DO
ELSE
DO jn = 1,jpts
tabres(i1:i2,j1:j2,k1:k2,jn) = tabres(i1:i2,j1:j2,k1:k2,jn) * e3t_0(i1:i2,j1:j2,k1:k2) &
& * tmask(i1:i2,j1:j2,k1:k2)
ENDDO
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN
! Add asselin part
DO jn = 1,jpts
DO jk = k1, k2
DO jj = j1, j2
DO ji = i1, i2
IF( tabres(ji,jj,jk,jn) /= 0._wp ) THEN
ztb = ts(ji,jj,jk,jn,Kbb_a) * e3t(ji,jj,jk,Kbb_a) ! fse3t_b prior update should be used
ztnu = tabres(ji,jj,jk,jn)
ztno = ts(ji,jj,jk,jn,Kmm_a) * e3t(ji,jj,jk,Krhs_a)
ts(ji,jj,jk,jn,Kbb_a) = ( ztb + rn_atfp * ( ztnu - ztno) ) &
& * tmask(ji,jj,jk) / e3t(ji,jj,jk,Kbb_a)
ENDIF
END DO
END DO
END DO
END DO
ENDIF
DO jn = 1,jpts
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
IF( tabres(ji,jj,jk,jn) /= 0._wp ) THEN
ts(ji,jj,jk,jn,Kmm_a) = tabres(ji,jj,jk,jn) / e3t(ji,jj,jk,Kmm_a)
END IF
END DO
END DO
END DO
END DO
!
ENDIF
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
ts(i1:i2,j1:j2,1:jpkm1,1:jpts,Kbb_a) = ts(i1:i2,j1:j2,1:jpkm1,1:jpts,Kmm_a)
ENDIF
ENDIF
!
END SUBROUTINE updateTS
SUBROUTINE updateu( tabres, i1, i2, j1, j2, k1, k2, n1, n2, before )
!!---------------------------------------------
!! *** ROUTINE updateu ***
!!---------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2
REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!
INTEGER :: ji, jj, jk
REAL(wp):: zrhoy, zub, zunu, zuno
REAL(wp), DIMENSION(jpi,jpj) :: zpgu ! 2D workspace
! VERTICAL REFINEMENT BEGIN
REAL(wp), DIMENSION(i1:i2,j1:j2,1:jpk) :: tabres_child
REAL(wp) :: h_in(k1:k2)
REAL(wp) :: h_out(1:jpk)
INTEGER :: N_in, N_out, N_in_save, N_out_save
REAL(wp) :: zhmin, zd
REAL(wp) :: tabin(k1:k2)
! VERTICAL REFINEMENT END
!!---------------------------------------------
!
IF( before ) THEN
zrhoy = Agrif_Rhoy()
DO jk=k1,k2
tabres(i1:i2,j1:j2,jk,1) = zrhoy * e2u(i1:i2,j1:j2) * e3u(i1:i2,j1:j2,jk,Kmm_a) &
& * umask(i1:i2,j1:j2,jk) * uu(i1:i2,j1:j2,jk,Kmm_a)
END DO
IF ( l_vremap ) THEN
DO jk=k1,k2
tabres(i1:i2,j1:j2,jk,2) = zrhoy * umask(i1:i2,j1:j2,jk) * e2u(i1:i2,j1:j2) * e3u(i1:i2,j1:j2,jk,Kmm_a)
END DO
ENDIF
ELSE
tabres_child(:,:,:) = 0._wp
IF ( l_vremap ) THEN
DO jj=j1,j2
DO ji=i1,i2
N_in = 0
h_in(:) = 0._wp
tabin(:) = 0._wp
DO jk=k1,k2 !k2=jpk of child grid
IF( tabres(ji,jj,jk,2)*r1_e2u(ji,jj) <= 1.e-6_wp ) EXIT
N_in = N_in + 1
tabin(jk) = tabres(ji,jj,jk,1)/tabres(ji,jj,jk,2)
h_in(N_in) = tabres(ji,jj,jk,2) * r1_e2u(ji,jj)
ENDDO
N_out = 0
DO jk=1,jpk
IF (umask(ji,jj,jk) == 0._wp) EXIT
N_out = N_out + 1
h_out(N_out) = e3u(ji,jj,jk,Kmm_a)
ENDDO
IF (N_in * N_out > 0) THEN
! Deal with potentially different depths at velocity points:
N_in_save = N_in
N_out_save = N_out
IF ( ABS(sum(h_out(1:N_out))-sum(h_in(1:N_in))) > 1.e-6_wp ) THEN
zhmin = MIN(sum(h_out(1:N_out)), sum(h_in(1:N_in)))
zd = 0._wp
DO jk=1, N_in_save
IF ( (zd + h_in(jk)) > zhmin-1.e-6) THEN
N_in = jk
h_in(jk) = zhmin - zd
EXIT
ENDIF
zd = zd + h_in(jk)
END DO
zd = 0._wp
DO jk=1, N_out_save
IF ( (zd + h_out(jk)) > zhmin-1.e-6) THEN
N_out = jk
h_out(jk) = zhmin - zd
EXIT
ENDIF
zd = zd + h_out(jk)
END DO
END IF
CALL reconstructandremap(tabin(1:N_in),h_in(1:N_in),tabres_child(ji,jj,1:N_out),h_out(1:N_out),N_in,N_out,1)
IF (N_out < N_out_save) tabres_child(ji,jj,N_out+1:N_out_save) = tabres_child(ji,jj,N_out)
ENDIF
ENDDO
ENDDO
ELSE
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
tabres_child(ji,jj,jk) = tabres(ji,jj,jk,1) * r1_e2u(ji,jj) / e3u(ji,jj,jk,Kmm_a)
END DO
END DO
END DO
ENDIF
!
DO jk=1,jpk
DO jj=j1,j2
DO ji=i1,i2
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN ! Add asselin part
zub = uu(ji,jj,jk,Kbb_a) * e3u(ji,jj,jk,Kbb_a) ! fse3t_b prior update should be used
zuno = uu(ji,jj,jk,Kmm_a) * e3u(ji,jj,jk,Krhs_a)
zunu = tabres_child(ji,jj,jk) * e3u(ji,jj,jk,Kmm_a)
uu(ji,jj,jk,Kbb_a) = ( zub + rn_atfp * ( zunu - zuno) ) &
& * umask(ji,jj,jk) / e3u(ji,jj,jk,Kbb_a)
ENDIF
!
uu(ji,jj,jk,Kmm_a) = tabres_child(ji,jj,jk) * umask(ji,jj,jk)
END DO
END DO
END DO
!
! Correct now and before transports:
DO jj=j1,j2
DO ji=i1,i2
zpgu(ji,jj) = 0._wp
DO jk=1,jpkm1
zpgu(ji,jj) = zpgu(ji,jj) + e3u(ji,jj,jk,Kmm_a) * uu(ji,jj,jk,Kmm_a)
END DO
!
DO jk=1,jpkm1
uu(ji,jj,jk,Kmm_a) = uu(ji,jj,jk,Kmm_a) + &
& (uu_b(ji,jj,Kmm_a) - zpgu(ji,jj) * r1_hu(ji,jj,Kmm_a)) * umask(ji,jj,jk)
END DO
!
zpgu(ji,jj) = 0._wp
DO jk=1,jpkm1
zpgu(ji,jj) = zpgu(ji,jj) + e3u(ji,jj,jk,Kbb_a) * uu(ji,jj,jk,Kbb_a)
END DO
!
DO jk=1,jpkm1
uu(ji,jj,jk,Kbb_a) = uu(ji,jj,jk,Kbb_a) + &
& (uu_b(ji,jj,Kbb_a) - zpgu(ji,jj) * r1_hu(ji,jj,Kbb_a)) * umask(ji,jj,jk)
END DO
!
END DO
END DO
!
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
uu(i1:i2,j1:j2,1:jpkm1,Kbb_a) = uu(i1:i2,j1:j2,1:jpkm1,Kmm_a)
ENDIF
!
ENDIF
!
END SUBROUTINE updateu
SUBROUTINE updatev( tabres, i1, i2, j1, j2, k1, k2, n1, n2, before )
!!---------------------------------------------
!! *** ROUTINE updatev ***
!!---------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2
REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!
INTEGER :: ji, jj, jk
REAL(wp) :: zrhox, zvb, zvnu, zvno
REAL(wp), DIMENSION(jpi,jpj) :: zpgv ! 2D workspace
! VERTICAL REFINEMENT BEGIN
REAL(wp), DIMENSION(i1:i2,j1:j2,1:jpk) :: tabres_child
REAL(wp) :: h_in(k1:k2)
REAL(wp) :: h_out(1:jpk)
INTEGER :: N_in, N_out, N_in_save, N_out_save
REAL(wp) :: zhmin, zd
REAL(wp) :: tabin(k1:k2)
! VERTICAL REFINEMENT END
!!---------------------------------------------
!
IF( before ) THEN
zrhox = Agrif_Rhox()
DO jk=k1,k2
tabres(i1:i2,j1:j2,jk,1) = zrhox * e1v(i1:i2,j1:j2) * e3v(i1:i2,j1:j2,jk,Kmm_a) &
& * vmask(i1:i2,j1:j2,jk) * vv(i1:i2,j1:j2,jk,Kmm_a)
END DO
IF ( l_vremap ) THEN
DO jk=k1,k2
tabres(i1:i2,j1:j2,jk,2) = zrhox * e1v(i1:i2,j1:j2) * e3v(i1:i2,j1:j2,jk,Kmm_a) * vmask(i1:i2,j1:j2,jk)
END DO
ENDIF
ELSE
tabres_child(:,:,:) = 0._wp
IF ( l_vremap ) THEN
DO jj=j1,j2
DO ji=i1,i2
N_in = 0
DO jk=k1,k2
IF (tabres(ji,jj,jk,2)* r1_e1v(ji,jj) <= 1.e-6_wp) EXIT
N_in = N_in + 1
tabin(jk) = tabres(ji,jj,jk,1)/tabres(ji,jj,jk,2)
h_in(N_in) = tabres(ji,jj,jk,2) * r1_e1v(ji,jj)
ENDDO
N_out = 0
DO jk=1,jpk
IF (vmask(ji,jj,jk) == 0._wp) EXIT
N_out = N_out + 1
h_out(N_out) = e3v(ji,jj,jk,Kmm_a)
ENDDO
IF (N_in * N_out > 0) THEN
! Deal with potentially different depths at velocity points:
N_in_save = N_in
N_out_save = N_out
IF ( ABS(sum(h_out(1:N_out))-sum(h_in(1:N_in))) > 1.e-6_wp ) THEN
zhmin = MIN(sum(h_out(1:N_out)), sum(h_in(1:N_in)))
zd = 0._wp
DO jk=1, N_in_save
IF ( (zd + h_in(jk)) > zhmin-1.e-6) THEN
N_in = jk
h_in(jk) = zhmin - zd
EXIT
ENDIF
zd = zd + h_in(jk)
END DO
zd = 0._wp
DO jk=1, N_out_save
IF ( (zd + h_out(jk)) > zhmin-1.e-6) THEN
N_out = jk
h_out(jk) = zhmin - zd
EXIT
ENDIF
zd = zd + h_out(jk)
END DO
END IF
CALL reconstructandremap(tabin(1:N_in),h_in(1:N_in),tabres_child(ji,jj,1:N_out),h_out(1:N_out),N_in,N_out,1)
IF (N_out < N_out_save) tabres_child(ji,jj,N_out+1:N_out_save) = tabres_child(ji,jj,N_out)
ENDIF
ENDDO
ENDDO
ELSE
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
tabres_child(ji,jj,jk) = tabres(ji,jj,jk,1) * r1_e1v(ji,jj) / e3v(ji,jj,jk,Kmm_a)
END DO
END DO
END DO
ENDIF
!
DO jk=1,jpkm1
DO jj=j1,j2
DO ji=i1,i2
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN ! Add asselin part
zvb = vv(ji,jj,jk,Kbb_a) * e3v(ji,jj,jk,Kbb_a) ! fse3t_b prior update should be used
zvno = vv(ji,jj,jk,Kmm_a) * e3v(ji,jj,jk,Krhs_a)
zvnu = tabres_child(ji,jj,jk) * e3v(ji,jj,jk,Kmm_a)
vv(ji,jj,jk,Kbb_a) = ( zvb + rn_atfp * ( zvnu - zvno) ) &
& * vmask(ji,jj,jk) / e3v(ji,jj,jk,Kbb_a)
ENDIF
!
vv(ji,jj,jk,Kmm_a) = tabres_child(ji,jj,jk) * vmask(ji,jj,jk)
END DO
END DO
END DO
!
! Correct now and before transports:
DO jj=j1,j2
DO ji=i1,i2
zpgv(ji,jj) = 0._wp
DO jk=1,jpkm1
zpgv(ji,jj) = zpgv(ji,jj) + e3v(ji,jj,jk,Kmm_a) * vv(ji,jj,jk,Kmm_a)
END DO
!
DO jk=1,jpkm1
vv(ji,jj,jk,Kmm_a) = vv(ji,jj,jk,Kmm_a) + &
& (vv_b(ji,jj,Kmm_a) - zpgv(ji,jj) * r1_hv(ji,jj,Kmm_a)) * vmask(ji,jj,jk)
END DO
!
zpgv(ji,jj) = 0._wp
DO jk=1,jpkm1
zpgv(ji,jj) = zpgv(ji,jj) + e3v(ji,jj,jk,Kbb_a) * vv(ji,jj,jk,Kbb_a)
END DO
!
DO jk=1,jpkm1
vv(ji,jj,jk,Kbb_a) = vv(ji,jj,jk,Kbb_a) + &
& (vv_b(ji,jj,Kbb_a) - zpgv(ji,jj) * r1_hv(ji,jj,Kbb_a)) * vmask(ji,jj,jk)
END DO
!
END DO
END DO
!
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
vv(i1:i2,j1:j2,1:jpkm1,Kbb_a) = vv(i1:i2,j1:j2,1:jpkm1,Kmm_a)
ENDIF
!
ENDIF
!
END SUBROUTINE updatev
SUBROUTINE updateu2d( tabres, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updateu2d ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!!
REAL(wp), DIMENSION(jpi,jpj) :: zpgu ! 2D workspace
!!
INTEGER :: ji, jj, jk
REAL(wp) :: zrhoy
REAL(wp) :: zcorr
!!---------------------------------------------
!
IF( before ) THEN
zrhoy = Agrif_Rhoy()
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = zrhoy * uu_b(ji,jj,Kmm_a) * hu(ji,jj,Kmm_a) * e2u(ji,jj)
END DO
END DO
ELSE
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = tabres(ji,jj) * r1_e2u(ji,jj)
!
! Update barotropic velocities:
IF ( .NOT.ln_dynspg_ts .OR. (ln_dynspg_ts.AND.(.NOT.ln_bt_fw)) ) THEN
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN ! Add asselin part
zcorr = (tabres(ji,jj) - uu_b(ji,jj,Kmm_a) * hu(ji,jj,Krhs_a)) * r1_hu(ji,jj,Kbb_a)
uu_b(ji,jj,Kbb_a) = uu_b(ji,jj,Kbb_a) + rn_atfp * zcorr * umask(ji,jj,1)
END IF
ENDIF
uu_b(ji,jj,Kmm_a) = tabres(ji,jj) * r1_hu(ji,jj,Kmm_a) * umask(ji,jj,1)
!
END DO
END DO
!
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
uu_b(i1:i2,j1:j2,Kbb_a) = uu_b(i1:i2,j1:j2,Kmm_a)
ENDIF
ENDIF
!
END SUBROUTINE updateu2d
SUBROUTINE updatev2d( tabres, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updatev2d ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!
REAL(wp), DIMENSION(jpi,jpj) :: zpgv ! 2D workspace
!
INTEGER :: ji, jj, jk
REAL(wp) :: zrhox, zcorr
!!----------------------------------------------------------------------
!
IF( before ) THEN
zrhox = Agrif_Rhox()
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = zrhox * vv_b(ji,jj,Kmm_a) * hv(ji,jj,Kmm_a) * e1v(ji,jj)
END DO
END DO
ELSE
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = tabres(ji,jj) * r1_e1v(ji,jj)
! Update barotropic velocities:
IF ( .NOT.ln_dynspg_ts .OR. (ln_dynspg_ts.AND.(.NOT.ln_bt_fw)) ) THEN
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN ! Add asselin part
zcorr = (tabres(ji,jj) - vv_b(ji,jj,Kmm_a) * hv(ji,jj,Krhs_a)) * r1_hv(ji,jj,Kbb_a)
vv_b(ji,jj,Kbb_a) = vv_b(ji,jj,Kbb_a) + rn_atfp * zcorr * vmask(ji,jj,1)
END IF
ENDIF
vv_b(ji,jj,Kmm_a) = tabres(ji,jj) * r1_hv(ji,jj,Kmm_a) * vmask(ji,jj,1)
!
END DO
END DO
!
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
vv_b(i1:i2,j1:j2,Kbb_a) = vv_b(i1:i2,j1:j2,Kmm_a)
ENDIF
!
ENDIF
!
END SUBROUTINE updatev2d
SUBROUTINE updateSSH( tabres, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updateSSH ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!!
INTEGER :: ji, jj
!!----------------------------------------------------------------------
!
IF( before ) THEN
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = ssh(ji,jj,Kmm_a)
END DO
END DO
ELSE
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) THEN
DO jj=j1,j2
DO ji=i1,i2
ssh(ji,jj,Kbb_a) = ssh(ji,jj,Kbb_a) &
& + rn_atfp * ( tabres(ji,jj) - ssh(ji,jj,Kmm_a) ) * tmask(ji,jj,1)
END DO
END DO
ENDIF
!
DO jj=j1,j2
DO ji=i1,i2
ssh(ji,jj,Kmm_a) = tabres(ji,jj) * tmask(ji,jj,1)
END DO
END DO
!
IF ((l_1st_euler).AND.(Agrif_Nb_Step()==0) ) THEN
ssh(i1:i2,j1:j2,Kbb_a) = ssh(i1:i2,j1:j2,Kmm_a)
ENDIF
!
ENDIF
!
END SUBROUTINE updateSSH
SUBROUTINE updateub2b( tabres, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updateub2b ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL , INTENT(in) :: before
!!
INTEGER :: ji, jj
REAL(wp) :: zrhoy, za1, zcor
!!---------------------------------------------
!
IF (before) THEN
zrhoy = Agrif_Rhoy()
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = ub2_i_b(ji,jj) * e2u(ji,jj)
END DO
END DO
tabres = zrhoy * tabres
ELSE
!
tabres(i1:i2,j1:j2) = tabres(i1:i2,j1:j2) * r1_e2u(i1:i2,j1:j2)
!
za1 = 1._wp / REAL(Agrif_rhot(), wp)
DO jj=j1,j2
DO ji=i1,i2
zcor=tabres(ji,jj) - ub2_b(ji,jj)
! Update time integrated fluxes also in case of multiply nested grids:
ub2_i_b(ji,jj) = ub2_i_b(ji,jj) + za1 * zcor
! Update corrective fluxes:
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) un_bf(ji,jj) = un_bf(ji,jj) + zcor
! Update half step back fluxes:
ub2_b(ji,jj) = tabres(ji,jj)
END DO
END DO
ENDIF
!
END SUBROUTINE updateub2b
SUBROUTINE reflux_sshu( tabres, i1, i2, j1, j2, before, nb, ndir )
!!---------------------------------------------
!! *** ROUTINE reflux_sshu ***
!!---------------------------------------------
INTEGER, INTENT(in) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL, INTENT(in) :: before
INTEGER, INTENT(in) :: nb, ndir
!!
LOGICAL :: western_side, eastern_side
INTEGER :: ji, jj
REAL(wp) :: zrhoy, za1, zcor
!!---------------------------------------------
!
IF (before) THEN
zrhoy = Agrif_Rhoy()
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = ub2_i_b(ji,jj) * e2u(ji,jj)
END DO
END DO
tabres = zrhoy * tabres
ELSE
!
tabres(i1:i2,j1:j2) = tabres(i1:i2,j1:j2) * r1_e2u(i1:i2,j1:j2)
!
western_side = (nb == 1).AND.(ndir == 1)
eastern_side = (nb == 1).AND.(ndir == 2)
!
IF (western_side) THEN
DO jj=j1,j2
zcor = rn_Dt * r1_e1e2t(i1 ,jj) * e2u(i1,jj) * (ub2_b(i1,jj)-tabres(i1,jj))
ssh(i1 ,jj,Kmm_a) = ssh(i1 ,jj,Kmm_a) + zcor
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) ssh(i1 ,jj,Kbb_a) = ssh(i1 ,jj,Kbb_a) + rn_atfp * zcor
END DO
ENDIF
IF (eastern_side) THEN
DO jj=j1,j2
zcor = - rn_Dt * r1_e1e2t(i2+1,jj) * e2u(i2,jj) * (ub2_b(i2,jj)-tabres(i2,jj))
ssh(i2+1,jj,Kmm_a) = ssh(i2+1,jj,Kmm_a) + zcor
IF (.NOT.(lk_agrif_fstep.AND.(l_1st_euler))) ssh(i2+1,jj,Kbb_a) = ssh(i2+1,jj,Kbb_a) + rn_atfp * zcor
END DO
ENDIF
!
ENDIF
!
END SUBROUTINE reflux_sshu
SUBROUTINE updatevb2b( tabres, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE updatevb2b ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: tabres
LOGICAL , INTENT(in ) :: before
!!
INTEGER :: ji, jj
REAL(wp) :: zrhox, za1, zcor
!!---------------------------------------------
!
IF( before ) THEN
zrhox = Agrif_Rhox()
DO jj=j1,j2
DO ji=i1,i2
tabres(ji,jj) = vb2_i_b(ji,jj) * e1v(ji,jj)
END DO
END DO
tabres = zrhox * tabres