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MODULE agrif_oce_interp
!!======================================================================
!! *** MODULE agrif_oce_interp ***
!! AGRIF: interpolation package for the ocean dynamics (OCE)
!!======================================================================
!! History : 2.0 ! 2002-06 (L. Debreu) Original cade
!! 3.2 ! 2009-04 (R. Benshila)
!! 3.6 ! 2014-09 (R. Benshila)
!!----------------------------------------------------------------------
#if defined key_agrif
!!----------------------------------------------------------------------
!! 'key_agrif' AGRIF zoom
!!----------------------------------------------------------------------
!! Agrif_tra :
!! Agrif_dyn :
!! Agrif_ssh :
!! Agrif_dyn_ts :
!! Agrif_dta_ts :
!! Agrif_ssh_ts :
!! Agrif_avm :
!! interpu :
!! interpv :
!!----------------------------------------------------------------------
USE par_oce
USE oce
USE dom_oce
USE zdf_oce
USE agrif_oce
USE phycst
!!! USE dynspg_ts, ONLY: un_adv, vn_adv
!
USE in_out_manager
USE agrif_oce_sponge
USE lib_mpp
USE vremap
USE lbclnk
IMPLICIT NONE
PRIVATE
PUBLIC Agrif_dyn, Agrif_ssh, Agrif_dyn_ts, Agrif_dyn_ts_flux, Agrif_ssh_ts, Agrif_dta_ts
PUBLIC Agrif_tra, Agrif_avm
PUBLIC interpun , interpvn
PUBLIC interptsn, interpsshn, interpavm
PUBLIC interpunb, interpvnb , interpub2b, interpvb2b
PUBLIC interpglamt, interpgphit
PUBLIC interpht0, interpmbkt, interpe3t0_vremap
PUBLIC agrif_istate_oce, agrif_istate_ssh ! called by icestate.F90 and domvvl.F90
PUBLIC agrif_check_bat
INTEGER :: bdy_tinterp = 0
!! * Substitutions
# include "domzgr_substitute.h90"
!! NEMO/NST 4.0 , NEMO Consortium (2018)
!! $Id: agrif_oce_interp.F90 15437 2021-10-22 12:21:20Z jchanut $
!! Software governed by the CeCILL license (see ./LICENSE)
!!----------------------------------------------------------------------
CONTAINS
SUBROUTINE Agrif_istate_oce( Kbb, Kmm, Kaa )
!!----------------------------------------------------------------------
!! *** ROUTINE agrif_istate_oce ***
!!
!! set initial t, s, u, v, ssh from parent
!!----------------------------------------------------------------------
!
IMPLICIT NONE
!
INTEGER, INTENT(in) :: Kbb, Kmm, Kaa
INTEGER :: jn
!!----------------------------------------------------------------------
IF(lwp) WRITE(numout,*) ' '
IF(lwp) WRITE(numout,*) 'Agrif_istate_oce : interp child initial state from parent'
IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~'
IF(lwp) WRITE(numout,*) ' '
IF ( .NOT.Agrif_Parent(l_1st_euler) ) &
& CALL ctl_stop('AGRIF hot start requires to force Euler first step on parent')
l_ini_child = .TRUE.
Agrif_SpecialValue = 0.0_wp
Agrif_UseSpecialValue = .TRUE.
ts(:,:,:,:,Kbb) = 0.0_wp
uu(:,:,:,Kbb) = 0.0_wp
vv(:,:,:,Kbb) = 0.0_wp
Krhs_a = Kbb ; Kmm_a = Kbb
CALL Agrif_Init_Variable(tsini_id, procname=interptsn)
Agrif_UseSpecialValue = ln_spc_dyn
use_sign_north = .TRUE.
sign_north = -1._wp
CALL Agrif_Init_Variable(uini_id , procname=interpun )
CALL Agrif_Init_Variable(vini_id , procname=interpvn )
use_sign_north = .FALSE.
Agrif_UseSpecialValue = .FALSE.
l_ini_child = .FALSE.
Krhs_a = Kaa ; Kmm_a = Kmm
DO jn = 1, jpts
ts(:,:,:,jn,Kbb) = ts(:,:,:,jn,Kbb) * tmask(:,:,:)
END DO
uu(:,:,:,Kbb) = uu(:,:,:,Kbb) * umask(:,:,:)
vv(:,:,:,Kbb) = vv(:,:,:,Kbb) * vmask(:,:,:)
CALL lbc_lnk( 'agrif_istate_oce', uu(:,:,: ,Kbb), 'U', -1.0_wp , vv(:,:,:,Kbb), 'V', -1.0_wp )
CALL lbc_lnk( 'agrif_istate_oce', ts(:,:,:,:,Kbb), 'T', 1.0_wp )
END SUBROUTINE Agrif_istate_oce
SUBROUTINE Agrif_istate_ssh( Kbb, Kmm, Kaa )
!!----------------------------------------------------------------------
!! *** ROUTINE agrif_istate_ssh ***
!!
!! set initial ssh from parent
!!----------------------------------------------------------------------
!
IMPLICIT NONE
!
INTEGER, INTENT(in) :: Kbb, Kmm, Kaa
!!----------------------------------------------------------------------
IF(lwp) WRITE(numout,*) ' '
IF(lwp) WRITE(numout,*) 'Agrif_istate_ssh : interp child ssh from parent'
IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~'
IF(lwp) WRITE(numout,*) ' '
IF ( .NOT.Agrif_Parent(l_1st_euler) ) &
& CALL ctl_stop('AGRIF hot start requires to force Euler first step on parent')
Krhs_a = Kbb ; Kmm_a = Kbb
!
Agrif_SpecialValue = 0._wp
Agrif_UseSpecialValue = .TRUE.
l_ini_child = .TRUE.
!
ssh(:,:,Kbb) = 0._wp
CALL Agrif_Init_Variable(sshini_id, procname=interpsshn)
!
Agrif_UseSpecialValue = .FALSE.
l_ini_child = .FALSE.
!
Krhs_a = Kaa ; Kmm_a = Kmm
!
CALL lbc_lnk( 'Agrif_istate_ssh', ssh(:,:,Kbb), 'T', 1._wp )
!
ssh(:,:,Kmm) = ssh(:,:,Kbb)
ssh(:,:,Kaa) = 0._wp
END SUBROUTINE Agrif_istate_ssh
SUBROUTINE Agrif_tra
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_tra ***
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
Agrif_SpecialValue = 0._wp
Agrif_UseSpecialValue = .TRUE.
l_vremap = ln_vert_remap
!
CALL Agrif_Bc_variable( ts_interp_id, procname=interptsn )
!
Agrif_UseSpecialValue = .FALSE.
l_vremap = .FALSE.
!
END SUBROUTINE Agrif_tra
SUBROUTINE Agrif_dyn( kt )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_DYN ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: kt
!
INTEGER :: ji, jj, jk ! dummy loop indices
INTEGER :: ibdy1, jbdy1, ibdy2, jbdy2
REAL(wp), DIMENSION(jpi,jpj) :: zub, zvb
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
Agrif_SpecialValue = 0.0_wp
Agrif_UseSpecialValue = ln_spc_dyn
l_vremap = ln_vert_remap
!
use_sign_north = .TRUE.
sign_north = -1.0_wp
CALL Agrif_Bc_variable( un_interp_id, procname=interpun )
CALL Agrif_Bc_variable( vn_interp_id, procname=interpvn )
IF( .NOT.ln_dynspg_ts ) THEN ! Get transports
ubdy(:,:) = 0._wp ; vbdy(:,:) = 0._wp
utint_stage(:,:) = 0 ; vtint_stage(:,:) = 0
CALL Agrif_Bc_variable( unb_interp_id, procname=interpunb )
CALL Agrif_Bc_variable( vnb_interp_id, procname=interpvnb )
ENDIF
use_sign_north = .FALSE.
!
Agrif_UseSpecialValue = .FALSE.
l_vremap = .FALSE.
!
! Ensure below that vertically integrated transports match
! either transports out of time splitting procedure (ln_dynspg_ts=.TRUE.)
! or parent grid transports (ln_dynspg_ts=.FALSE.)
!
! --- West --- !
IF( lk_west ) THEN
ibdy1 = nn_hls + 2 ! halo + land + 1
ibdy2 = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells
!
IF( .NOT.ln_dynspg_ts ) THEN ! Store transport
DO ji = mi0(ibdy1), mi1(ibdy2)
DO jj = 1, jpj
uu_b(ji,jj,Krhs_a) = ubdy(ji,jj) * r1_hu(ji,jj,Krhs_a)
vv_b(ji,jj,Krhs_a) = vbdy(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO ji = mi0(ibdy1), mi1(ibdy2)
zub(ji,:) = 0._wp
DO jk = 1, jpkm1
DO jj = 1, jpj
zub(ji,jj) = zub(ji,jj) + e3u(ji,jj,jk,Krhs_a) * uu(ji,jj,jk,Krhs_a) * umask(ji,jj,jk)
END DO
END DO
DO jj=1,jpj
zub(ji,jj) = zub(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO jj = 1, jpj
uu(ji,jj,jk,Krhs_a) = ( uu(ji,jj,jk,Krhs_a) + uu_b(ji,jj,Krhs_a) - zub(ji,jj) ) * umask(ji,jj,jk)
END DO
END DO
END DO
!
DO ji = mi0(ibdy1), mi1(ibdy2)
zvb(ji,:) = 0._wp
DO jk = 1, jpkm1
DO jj = 1, jpj
zvb(ji,jj) = zvb(ji,jj) + e3v(ji,jj,jk,Krhs_a) * vv(ji,jj,jk,Krhs_a) * vmask(ji,jj,jk)
END DO
END DO
DO jj = 1, jpj
zvb(ji,jj) = zvb(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO jj = 1, jpj
vv(ji,jj,jk,Krhs_a) = ( vv(ji,jj,jk,Krhs_a) + vv_b(ji,jj,Krhs_a) - zvb(ji,jj) )*vmask(ji,jj,jk)
END DO
END DO
END DO
!
ENDIF
! --- East --- !
IF( lk_east) THEN
ibdy1 = jpiglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhox()
ibdy2 = jpiglo - ( nn_hls + 2 )
!
IF( .NOT.ln_dynspg_ts ) THEN
DO ji = mi0(ibdy1), mi1(ibdy2)
DO jj = 1, jpj
uu_b(ji,jj,Krhs_a) = ubdy(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO ji = mi0(ibdy1), mi1(ibdy2)
zub(ji,:) = 0._wp
DO jk = 1, jpkm1
DO jj = 1, jpj
zub(ji,jj) = zub(ji,jj) + e3u(ji,jj,jk,Krhs_a) * uu(ji,jj,jk,Krhs_a) * umask(ji,jj,jk)
END DO
END DO
DO jj=1,jpj
zub(ji,jj) = zub(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO jj = 1, jpj
uu(ji,jj,jk,Krhs_a) = ( uu(ji,jj,jk,Krhs_a) + uu_b(ji,jj,Krhs_a) - zub(ji,jj) ) * umask(ji,jj,jk)
END DO
END DO
END DO
!
ibdy1 = jpiglo - ( nn_hls + nbghostcells - 1 ) - nn_shift_bar*Agrif_Rhox()
ibdy2 = jpiglo - ( nn_hls + 1 )
!
IF( .NOT.ln_dynspg_ts ) THEN
DO ji = mi0(ibdy1), mi1(ibdy2)
DO jj = 1, jpj
vv_b(ji,jj,Krhs_a) = vbdy(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO ji = mi0(ibdy1), mi1(ibdy2)
zvb(ji,:) = 0._wp
DO jk = 1, jpkm1
DO jj = 1, jpj
zvb(ji,jj) = zvb(ji,jj) + e3v(ji,jj,jk,Krhs_a) * vv(ji,jj,jk,Krhs_a) * vmask(ji,jj,jk)
END DO
END DO
DO jj = 1, jpj
zvb(ji,jj) = zvb(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO jj = 1, jpj
vv(ji,jj,jk,Krhs_a) = ( vv(ji,jj,jk,Krhs_a) + vv_b(ji,jj,Krhs_a) - zvb(ji,jj) ) * vmask(ji,jj,jk)
END DO
END DO
END DO
!
ENDIF
! --- South --- !
IF( lk_south ) THEN
jbdy1 = nn_hls + 2
jbdy2 = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhoy()
!
IF( .NOT.ln_dynspg_ts ) THEN
DO jj = mj0(jbdy1), mj1(jbdy2)
DO ji = 1, jpi
uu_b(ji,jj,Krhs_a) = ubdy(ji,jj) * r1_hu(ji,jj,Krhs_a)
vv_b(ji,jj,Krhs_a) = vbdy(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO jj = mj0(jbdy1), mj1(jbdy2)
zvb(:,jj) = 0._wp
DO jk=1,jpkm1
DO ji=1,jpi
zvb(ji,jj) = zvb(ji,jj) + e3v(ji,jj,jk,Krhs_a) * vv(ji,jj,jk,Krhs_a) * vmask(ji,jj,jk)
END DO
END DO
DO ji = 1, jpi
zvb(ji,jj) = zvb(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO ji = 1, jpi
vv(ji,jj,jk,Krhs_a) = ( vv(ji,jj,jk,Krhs_a) + vv_b(ji,jj,Krhs_a) - zvb(ji,jj) ) * vmask(ji,jj,jk)
END DO
END DO
END DO
!
DO jj = mj0(jbdy1), mj1(jbdy2)
zub(:,jj) = 0._wp
DO jk = 1, jpkm1
DO ji = 1, jpi
zub(ji,jj) = zub(ji,jj) + e3u(ji,jj,jk,Krhs_a) * uu(ji,jj,jk,Krhs_a) * umask(ji,jj,jk)
END DO
END DO
DO ji = 1, jpi
zub(ji,jj) = zub(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO ji = 1, jpi
uu(ji,jj,jk,Krhs_a) = ( uu(ji,jj,jk,Krhs_a) + uu_b(ji,jj,Krhs_a) - zub(ji,jj) ) * umask(ji,jj,jk)
END DO
END DO
END DO
!
ENDIF
! --- North --- !
IF( lk_north ) THEN
jbdy1 = jpjglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhoy()
jbdy2 = jpjglo - ( nn_hls + 2 )
!
IF( .NOT.ln_dynspg_ts ) THEN
DO jj = mj0(jbdy1), mj1(jbdy2)
DO ji = 1, jpi
vv_b(ji,jj,Krhs_a) = vbdy(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO jj = mj0(jbdy1), mj1(jbdy2)
zvb(:,jj) = 0._wp
DO jk=1,jpkm1
DO ji=1,jpi
zvb(ji,jj) = zvb(ji,jj) + e3v(ji,jj,jk,Krhs_a) * vv(ji,jj,jk,Krhs_a) * vmask(ji,jj,jk)
END DO
END DO
DO ji = 1, jpi
zvb(ji,jj) = zvb(ji,jj) * r1_hv(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO ji = 1, jpi
vv(ji,jj,jk,Krhs_a) = ( vv(ji,jj,jk,Krhs_a) + vv_b(ji,jj,Krhs_a) - zvb(ji,jj) ) * vmask(ji,jj,jk)
END DO
END DO
END DO
!
jbdy1 = jpjglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhoy()
jbdy2 = jpjglo - ( nn_hls + 1 )
!
IF( .NOT.ln_dynspg_ts ) THEN
DO jj = mj0(jbdy1), mj1(jbdy2)
DO ji = 1, jpi
uu_b(ji,jj,Krhs_a) = ubdy(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
END DO
ENDIF
!
DO jj = mj0(jbdy1), mj1(jbdy2)
zub(:,jj) = 0._wp
DO jk = 1, jpkm1
DO ji = 1, jpi
zub(ji,jj) = zub(ji,jj) + e3u(ji,jj,jk,Krhs_a) * uu(ji,jj,jk,Krhs_a) * umask(ji,jj,jk)
END DO
END DO
DO ji = 1, jpi
zub(ji,jj) = zub(ji,jj) * r1_hu(ji,jj,Krhs_a)
END DO
DO jk = 1, jpkm1
DO ji = 1, jpi
uu(ji,jj,jk,Krhs_a) = ( uu(ji,jj,jk,Krhs_a) + uu_b(ji,jj,Krhs_a) - zub(ji,jj) ) * umask(ji,jj,jk)
END DO
END DO
END DO
!
ENDIF
!
END SUBROUTINE Agrif_dyn
SUBROUTINE Agrif_dyn_ts( jn )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_dyn_ts ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: jn
!!
INTEGER :: ji, jj
INTEGER :: istart, iend, jstart, jend
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
!--- West ---!
IF( lk_west ) THEN
istart = nn_hls + 2 ! halo + land + 1
iend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
va_e(ji,jj) = vbdy(ji,jj) * hvr_e(ji,jj)
ua_e(ji,jj) = ubdy(ji,jj) * hur_e(ji,jj)
END DO
END DO
ENDIF
!
!--- East ---!
IF( lk_east ) THEN
istart = jpiglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhox()
iend = jpiglo - ( nn_hls + 1 )
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
va_e(ji,jj) = vbdy(ji,jj) * hvr_e(ji,jj)
END DO
END DO
istart = jpiglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhox()
iend = jpiglo - ( nn_hls + 2 )
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
ua_e(ji,jj) = ubdy(ji,jj) * hur_e(ji,jj)
END DO
END DO
ENDIF
!
!--- South ---!
IF( lk_south ) THEN
jstart = nn_hls + 2
jend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhoy()
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
ua_e(ji,jj) = ubdy(ji,jj) * hur_e(ji,jj)
va_e(ji,jj) = vbdy(ji,jj) * hvr_e(ji,jj)
END DO
END DO
ENDIF
!
!--- North ---!
IF( lk_north ) THEN
jstart = jpjglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhoy()
jend = jpjglo - ( nn_hls + 1 )
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
ua_e(ji,jj) = ubdy(ji,jj) * hur_e(ji,jj)
END DO
END DO
jstart = jpjglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhoy()
jend = jpjglo - ( nn_hls + 2 )
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
va_e(ji,jj) = vbdy(ji,jj) * hvr_e(ji,jj)
END DO
END DO
ENDIF
!
END SUBROUTINE Agrif_dyn_ts
SUBROUTINE Agrif_dyn_ts_flux( jn, zu, zv )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_dyn_ts_flux ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: jn
REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: zu, zv
!!
INTEGER :: ji, jj
INTEGER :: istart, iend, jstart, jend
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
!--- West ---!
IF( lk_west ) THEN
istart = nn_hls + 2
iend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhox()
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
zv(ji,jj) = vbdy(ji,jj) * e1v(ji,jj)
zu(ji,jj) = ubdy(ji,jj) * e2u(ji,jj)
END DO
END DO
ENDIF
!
!--- East ---!
IF( lk_east ) THEN
istart = jpiglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhox()
iend = jpiglo - ( nn_hls + 1 )
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
zv(ji,jj) = vbdy(ji,jj) * e1v(ji,jj)
END DO
END DO
istart = jpiglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhox()
iend = jpiglo - ( nn_hls + 2 )
DO ji = mi0(istart), mi1(iend)
DO jj=1,jpj
zu(ji,jj) = ubdy(ji,jj) * e2u(ji,jj)
END DO
END DO
ENDIF
!
!--- South ---!
IF( lk_south ) THEN
jstart = nn_hls + 2
jend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhoy()
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
zu(ji,jj) = ubdy(ji,jj) * e2u(ji,jj)
zv(ji,jj) = vbdy(ji,jj) * e1v(ji,jj)
END DO
END DO
ENDIF
!
!--- North ---!
IF( lk_north ) THEN
jstart = jpjglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhoy()
jend = jpjglo - ( nn_hls + 1 )
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
zu(ji,jj) = ubdy(ji,jj) * e2u(ji,jj)
END DO
END DO
jstart = jpjglo - ( nn_hls + nbghostcells ) - nn_shift_bar*Agrif_Rhoy()
jend = jpjglo - ( nn_hls + 2 )
DO jj = mj0(jstart), mj1(jend)
DO ji=1,jpi
zv(ji,jj) = vbdy(ji,jj) * e1v(ji,jj)
END DO
END DO
ENDIF
!
END SUBROUTINE Agrif_dyn_ts_flux
SUBROUTINE Agrif_dta_ts( kt )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_dta_ts ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: kt
!!
LOGICAL :: ll_int_cons
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
ll_int_cons = ln_bt_fw ! Assume conservative temporal integration in the forward case only
!
! Enforce volume conservation if no time refinement:
IF ( Agrif_rhot()==1 ) ll_int_cons=.TRUE.
!
! Interpolate barotropic fluxes
Agrif_SpecialValue = 0._wp
Agrif_UseSpecialValue = ln_spc_dyn
use_sign_north = .TRUE.
sign_north = -1.
!
! Set bdy time interpolation stage to 0 (latter incremented locally do deal with corners)
utint_stage(:,:) = 0
vtint_stage(:,:) = 0
!
IF( ll_int_cons ) THEN ! Conservative interpolation
IF ( lk_tint2d_notinterp ) THEN
Agrif_UseSpecialValue = .FALSE.
CALL Agrif_Bc_variable( ub2b_interp_id, calledweight=1._wp, procname=interpub2b_const )
CALL Agrif_Bc_variable( vb2b_interp_id, calledweight=1._wp, procname=interpvb2b_const )
! Divergence conserving correction terms:
IF ( Agrif_Rhox()>1 ) CALL Agrif_Bc_variable( ub2b_cor_id, calledweight=1._wp, procname=ub2b_cor )
IF ( Agrif_Rhoy()>1 ) CALL Agrif_Bc_variable( vb2b_cor_id, calledweight=1._wp, procname=vb2b_cor )
ELSE
! order matters here !!!!!!
CALL Agrif_Bc_variable( ub2b_interp_id, calledweight=1._wp, procname=interpub2b ) ! Time integrated
CALL Agrif_Bc_variable( vb2b_interp_id, calledweight=1._wp, procname=interpvb2b )
!
bdy_tinterp = 1
CALL Agrif_Bc_variable( unb_interp_id , calledweight=1._wp, procname=interpunb ) ! After
CALL Agrif_Bc_variable( vnb_interp_id , calledweight=1._wp, procname=interpvnb )
!
bdy_tinterp = 2
CALL Agrif_Bc_variable( unb_interp_id , calledweight=0._wp, procname=interpunb ) ! Before
CALL Agrif_Bc_variable( vnb_interp_id , calledweight=0._wp, procname=interpvnb )
ENDIF
ELSE ! Linear interpolation
!
ubdy(:,:) = 0._wp ; vbdy(:,:) = 0._wp
CALL Agrif_Bc_variable( unb_interp_id, procname=interpunb )
CALL Agrif_Bc_variable( vnb_interp_id, procname=interpvnb )
ENDIF
Agrif_UseSpecialValue = .FALSE.
use_sign_north = .FALSE.
!
END SUBROUTINE Agrif_dta_ts
SUBROUTINE Agrif_ssh( kt )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_ssh ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: kt
!
INTEGER :: ji, jj
INTEGER :: istart, iend, jstart, jend
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
! Linear time interpolation of sea level
!
Agrif_SpecialValue = 0._wp
Agrif_UseSpecialValue = .TRUE.
CALL Agrif_Bc_variable(sshn_id, procname=interpsshn )
Agrif_UseSpecialValue = .FALSE.
!
! --- West --- !
IF(lk_west) THEN
istart = nn_hls + 2 ! halo + land + 1
iend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells
DO ji = mi0(istart), mi1(iend)
DO jj = 1, jpj
ssh(ji,jj,Krhs_a) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- East --- !
IF(lk_east) THEN
istart = jpiglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells - 1
iend = jpiglo - ( nn_hls + 1 ) ! halo + land + 1 - 1
DO ji = mi0(istart), mi1(iend)
DO jj = 1, jpj
ssh(ji,jj,Krhs_a) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- South --- !
IF(lk_south) THEN
jstart = nn_hls + 2 ! halo + land + 1
jend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhoy() ! halo + land + nbghostcells
DO jj = mj0(jstart), mj1(jend)
DO ji = 1, jpi
ssh(ji,jj,Krhs_a) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- North --- !
IF(lk_north) THEN
jstart = jpjglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhoy() ! halo + land + nbghostcells - 1
jend = jpjglo - ( nn_hls + 1 ) ! halo + land + 1 - 1
DO jj = mj0(jstart), mj1(jend)
DO ji = 1, jpi
ssh(ji,jj,Krhs_a) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
END SUBROUTINE Agrif_ssh
SUBROUTINE Agrif_ssh_ts( jn )
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_ssh_ts ***
!!----------------------------------------------------------------------
INTEGER, INTENT(in) :: jn
!!
INTEGER :: ji, jj
INTEGER :: istart, iend, jstart, jend
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
! --- West --- !
IF(lk_west) THEN
istart = nn_hls + 2 ! halo + land + 1
iend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells
DO ji = mi0(istart), mi1(iend)
DO jj = 1, jpj
ssha_e(ji,jj) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- East --- !
IF(lk_east) THEN
istart = jpiglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhox() ! halo + land + nbghostcells - 1
iend = jpiglo - ( nn_hls + 1 ) ! halo + land + 1 - 1
DO ji = mi0(istart), mi1(iend)
DO jj = 1, jpj
ssha_e(ji,jj) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- South --- !
IF(lk_south) THEN
jstart = nn_hls + 2 ! halo + land + 1
jend = nn_hls + nbghostcells + nn_shift_bar*Agrif_Rhoy() ! halo + land + nbghostcells
DO jj = mj0(jstart), mj1(jend)
DO ji = 1, jpi
ssha_e(ji,jj) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
! --- North --- !
IF(lk_north) THEN
jstart = jpjglo - ( nn_hls + nbghostcells -1 ) - nn_shift_bar*Agrif_Rhoy() ! halo + land + nbghostcells - 1
jend = jpjglo - ( nn_hls + 1 ) ! halo + land + 1 - 1
DO jj = mj0(jstart), mj1(jend)
DO ji = 1, jpi
ssha_e(ji,jj) = hbdy(ji,jj)
END DO
END DO
ENDIF
!
END SUBROUTINE Agrif_ssh_ts
SUBROUTINE Agrif_avm
!!----------------------------------------------------------------------
!! *** ROUTINE Agrif_avm ***
!!----------------------------------------------------------------------
REAL(wp) :: zalpha
!!----------------------------------------------------------------------
!
IF( Agrif_Root() ) RETURN
!
zalpha = 1._wp ! JC: proper time interpolation impossible
! => use last available value from parent
!
Agrif_SpecialValue = 0.e0
Agrif_UseSpecialValue = .TRUE.
l_vremap = ln_vert_remap
!
CALL Agrif_Bc_variable( avm_id, calledweight=zalpha, procname=interpavm )
!
Agrif_UseSpecialValue = .FALSE.
l_vremap = .FALSE.
!
END SUBROUTINE Agrif_avm
SUBROUTINE interptsn( ptab, i1, i2, j1, j2, k1, k2, n1, n2, before )
!!----------------------------------------------------------------------
REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: ptab
INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2
LOGICAL , INTENT(in ) :: before
!
INTEGER :: ji, jj, jk, jn ! dummy loop indices
INTEGER :: N_in, N_out
INTEGER :: item
! vertical interpolation:
REAL(wp) :: zhtot, zwgt
REAL(wp), DIMENSION(k1:k2,1:jpts) :: tabin, tabin_i
REAL(wp), DIMENSION(k1:k2) :: z_in, h_in_i, z_in_i
REAL(wp), DIMENSION(1:jpk) :: h_out, z_out
!!----------------------------------------------------------------------
IF( before ) THEN
item = Kmm_a
IF( l_ini_child ) Kmm_a = Kbb_a
DO jn = 1,jpts
DO jk=k1,k2
DO jj=j1,j2
DO ji=i1,i2
ptab(ji,jj,jk,jn) = ts(ji,jj,jk,jn,Kmm_a)
END DO
END DO
END DO
END DO
IF( l_vremap .OR. l_ini_child .OR. ln_zps ) THEN
! Fill cell depths (i.e. gdept) to be interpolated
! Warning: these are masked, hence extrapolated prior interpolation.
DO jj=j1,j2
DO ji=i1,i2
ptab(ji,jj,k1,jpts+1) = 0.5_wp * tmask(ji,jj,k1) * e3t(ji,jj,k1,Kmm_a)
DO jk=k1+1,k2
ptab(ji,jj,jk,jpts+1) = tmask(ji,jj,jk) * &
& ( ptab(ji,jj,jk-1,jpts+1) + 0.5_wp * (e3t(ji,jj,jk-1,Kmm_a)+e3t(ji,jj,jk,Kmm_a)) )
END DO
END DO
END DO
! Save ssh at last level:
IF (.NOT.ln_linssh) THEN
ptab(i1:i2,j1:j2,k2,jpts+1) = ssh(i1:i2,j1:j2,Kmm_a)*tmask(i1:i2,j1:j2,1)
END IF
ENDIF
Kmm_a = item
ELSE
item = Krhs_a
IF( l_ini_child ) Krhs_a = Kbb_a
IF( l_vremap .OR. l_ini_child ) THEN
IF (ln_linssh) ptab(i1:i2,j1:j2,k2,n2) = 0._wp
DO jj=j1,j2
DO ji=i1,i2
ts(ji,jj,:,:,Krhs_a) = 0.
!
! Build vertical grids:
N_in = mbkt_parent(ji,jj)
N_out = mbkt(ji,jj)
IF (N_in*N_out > 0) THEN
! Input grid (account for partial cells if any):
DO jk=1,N_in
z_in(jk) = ptab(ji,jj,jk,n2) - ptab(ji,jj,k2,n2)
tabin(jk,1:jpts) = ptab(ji,jj,jk,1:jpts)
END DO
! Intermediate grid:
IF ( l_vremap ) THEN
DO jk = 1, N_in
h_in_i(jk) = e3t0_parent(ji,jj,jk) * &
& (1._wp + ptab(ji,jj,k2,n2)/(ht0_parent(ji,jj)*ssmask(ji,jj) + 1._wp - ssmask(ji,jj)))
END DO
z_in_i(1) = 0.5_wp * h_in_i(1)
DO jk=2,N_in
z_in_i(jk) = z_in_i(jk-1) + 0.5_wp * ( h_in_i(jk) + h_in_i(jk-1) )
END DO
z_in_i(1:N_in) = z_in_i(1:N_in) - ptab(ji,jj,k2,n2)
ENDIF
! Output (Child) grid:
DO jk=1,N_out
h_out(jk) = e3t(ji,jj,jk,Krhs_a)
END DO
z_out(1) = 0.5_wp * h_out(1)
DO jk=2,N_out
z_out(jk) = z_out(jk-1) + 0.5_wp * ( h_out(jk)+h_out(jk-1) )
END DO
IF (.NOT.ln_linssh) z_out(1:N_out) = z_out(1:N_out) - ssh(ji,jj,Krhs_a)
IF( l_ini_child ) THEN
CALL remap_linear(tabin(1:N_in,1:jpts),z_in(1:N_in),ts(ji,jj,1:N_out,1:jpts,Krhs_a), &
& z_out(1:N_out),N_in,N_out,jpts)
ELSE
CALL remap_linear(tabin(1:N_in,1:jpts),z_in(1:N_in),tabin_i(1:N_in,1:jpts), &
& z_in_i(1:N_in),N_in,N_in,jpts)
CALL reconstructandremap(tabin_i(1:N_in,1:jpts),h_in_i(1:N_in),ts(ji,jj,1:N_out,1:jpts,Krhs_a), &
& h_out(1:N_out),N_in,N_out,jpts)
ENDIF
ENDIF
END DO
END DO
Krhs_a = item
ELSE
IF ( Agrif_Parent(ln_zps) ) THEN ! Account for partial cells
! linear vertical interpolation
DO jj=j1,j2
DO ji=i1,i2
!
N_in = mbkt(ji,jj)
N_out = mbkt(ji,jj)
z_in(1) = ptab(ji,jj,1,n2)
tabin(1,1:jpts) = ptab(ji,jj,1,1:jpts)
DO jk=2, N_in
z_in(jk) = ptab(ji,jj,jk,n2)
tabin(jk,1:jpts) = ptab(ji,jj,jk,1:jpts)
END DO
IF (.NOT.ln_linssh) z_in(1:N_in) = z_in(1:N_in) - ptab(ji,jj,k2,n2)
z_out(1) = 0.5_wp * e3t(ji,jj,1,Krhs_a)
DO jk=2, N_out
z_out(jk) = z_out(jk-1) + 0.5_wp * (e3t(ji,jj,jk-1,Krhs_a) + e3t(ji,jj,jk,Krhs_a))
END DO
IF (.NOT.ln_linssh) z_out(1:N_out) = z_out(1:N_out) - ssh(ji,jj,Krhs_a)
CALL remap_linear(tabin(1:N_in,1:jpts),z_in(1:N_in),ptab(ji,jj,1:N_out,1:jpts), &
& z_out(1:N_out),N_in,N_out,jpts)
END DO
END DO
ENDIF
DO jn =1, jpts
ts(i1:i2,j1:j2,1:jpk,jn,Krhs_a) = ptab(i1:i2,j1:j2,1:jpk,jn)*tmask(i1:i2,j1:j2,1:jpk)
END DO
ENDIF
ENDIF
!
END SUBROUTINE interptsn
SUBROUTINE interpsshn( ptab, i1, i2, j1, j2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE interpsshn ***
!!----------------------------------------------------------------------
INTEGER , INTENT(in ) :: i1, i2, j1, j2
REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
LOGICAL , INTENT(in ) :: before
!
!!----------------------------------------------------------------------
!
IF( before) THEN
ptab(i1:i2,j1:j2) = ssh(i1:i2,j1:j2,Kmm_a)
ELSE
IF( l_ini_child ) THEN
ssh(i1:i2,j1:j2,Krhs_a) = ptab(i1:i2,j1:j2) * tmask(i1:i2,j1:j2,1)
ELSE
hbdy(i1:i2,j1:j2) = ptab(i1:i2,j1:j2) * tmask(i1:i2,j1:j2,1)
ENDIF
ENDIF
!
END SUBROUTINE interpsshn
SUBROUTINE interpun( ptab, i1, i2, j1, j2, k1, k2, m1, m2, before )
!!----------------------------------------------------------------------
!! *** ROUTINE interpun ***
!!---------------------------------------------
!!
INTEGER, INTENT(in) :: i1,i2,j1,j2,k1,k2,m1,m2
REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,m1:m2), INTENT(inout) :: ptab
LOGICAL, INTENT(in) :: before
!!
INTEGER :: ji,jj,jk
REAL(wp) :: zrhoy, zhtot
! vertical interpolation:
REAL(wp), DIMENSION(k1:k2) :: tabin, h_in, z_in
REAL(wp), DIMENSION(1:jpk) :: h_out, z_out
INTEGER :: N_in, N_out,item
REAL(wp) :: h_diff
!!---------------------------------------------
!
IF (before) THEN
item = Kmm_a
IF( l_ini_child ) Kmm_a = Kbb_a
DO jk=1,jpk
DO jj=j1,j2
DO ji=i1,i2
ptab(ji,jj,jk,1) = (e2u(ji,jj) * e3u(ji,jj,jk,Kmm_a) * uu(ji,jj,jk,Kmm_a)*umask(ji,jj,jk))
IF( l_vremap .OR. l_ini_child) THEN
! Interpolate thicknesses (masked for subsequent extrapolation)
ptab(ji,jj,jk,2) = umask(ji,jj,jk) * e2u(ji,jj) * e3u(ji,jj,jk,Kmm_a)
ENDIF