New URL for NEMO forge! http://forge.nemo-ocean.eu

Since March 2022 along with NEMO 4.2 release, the code development moved to a self-hosted GitLab.
This present forge is now archived and remained online for history.

domvvl.F90 in NEMO/branches/2019/ENHANCE-02_ISF_nemo/src/OCE/DOM – NEMO

Context Navigation

source: NEMO/branches/2019/ENHANCE-02_ISF_nemo/src/OCE/DOM/domvvl.F90 @ 11423

Last change on this file since 11423 was 11423, checked in by mathiot, 5 years ago
ENHANCE-02_ISF_nemo : add UKESM ice sheet coupling method (ticket #2142)
Property svn:keywords set to `Id`
File size: 55.6 KB

Rev	Line
[592]	1	MODULE domvvl
	2	!!======================================================================
	3	!! * MODULE domvvl *
	4	!! Ocean :
	5	!!======================================================================
[1438]	6	!! History : 2.0 ! 2006-06 (B. Levier, L. Marie) original code
	7	!! 3.1 ! 2009-02 (G. Madec, M. Leclair, R. Benshila) pure z* coordinate
[9019]	8	!! 3.3 ! 2011-10 (M. Leclair) totally rewrote domvvl: vvl option includes z_star and z_tilde coordinates
[5120]	9	!! 3.6 ! 2014-11 (P. Mathiot) add ice shelf capability
[592]	10	!!----------------------------------------------------------------------
[5836]	11
[592]	12	!!----------------------------------------------------------------------
[4292]	13	!! dom_vvl_init : define initial vertical scale factors, depths and column thickness
	14	!! dom_vvl_sf_nxt : Compute next vertical scale factors
	15	!! dom_vvl_sf_swp : Swap vertical scale factors and update the vertical grid
	16	!! dom_vvl_interpol : Interpolate vertical scale factors from one grid point to another
	17	!! dom_vvl_rst : read/write restart file
	18	!! dom_vvl_ctl : Check the vvl options
	19	!!----------------------------------------------------------------------
[592]	20	USE oce ! ocean dynamics and tracers
[11423]	21	USE isfcpl
[6140]	22	USE phycst ! physical constant
[592]	23	USE dom_oce ! ocean space and time domain
[4292]	24	USE sbc_oce ! ocean surface boundary condition
[6152]	25	USE wet_dry ! wetting and drying
[7646]	26	USE usrdef_istate ! user defined initial state (wad only)
[6140]	27	USE restart ! ocean restart
	28	!
[592]	29	USE in_out_manager ! I/O manager
[4292]	30	USE iom ! I/O manager library
[592]	31	USE lib_mpp ! distributed memory computing library
	32	USE lbclnk ! ocean lateral boundary conditions (or mpp link)
[3294]	33	USE timing ! Timing
[592]	34
	35	IMPLICIT NONE
	36	PRIVATE
	37
[4292]	38	PUBLIC dom_vvl_init ! called by domain.F90
	39	PUBLIC dom_vvl_sf_nxt ! called by step.F90
	40	PUBLIC dom_vvl_sf_swp ! called by step.F90
	41	PUBLIC dom_vvl_interpol ! called by dynnxt.F90
[592]	42
[5836]	43	! !!* Namelist nam_vvl
	44	LOGICAL , PUBLIC :: ln_vvl_zstar = .FALSE. ! zstar vertical coordinate
	45	LOGICAL , PUBLIC :: ln_vvl_ztilde = .FALSE. ! ztilde vertical coordinate
	46	LOGICAL , PUBLIC :: ln_vvl_layer = .FALSE. ! level vertical coordinate
	47	LOGICAL , PUBLIC :: ln_vvl_ztilde_as_zstar = .FALSE. ! ztilde vertical coordinate
	48	LOGICAL , PUBLIC :: ln_vvl_zstar_at_eqtor = .FALSE. ! ztilde vertical coordinate
	49	LOGICAL , PUBLIC :: ln_vvl_kepe = .FALSE. ! kinetic/potential energy transfer
	50	! ! conservation: not used yet
	51	REAL(wp) :: rn_ahe3 ! thickness diffusion coefficient
	52	REAL(wp) :: rn_rst_e3t ! ztilde to zstar restoration timescale [days]
	53	REAL(wp) :: rn_lf_cutoff ! cutoff frequency for low-pass filter [days]
	54	REAL(wp) :: rn_zdef_max ! maximum fractional e3t deformation
	55	LOGICAL , PUBLIC :: ln_vvl_dbg = .FALSE. ! debug control prints
[592]	56
[5836]	57	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: un_td, vn_td ! thickness diffusion transport
	58	REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: hdiv_lf ! low frequency part of hz divergence
	59	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_b, tilde_e3t_n ! baroclinic scale factors
	60	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_a, dtilde_e3t_a ! baroclinic scale factors
	61	REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_e3t ! retoring period for scale factors
	62	REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_hdv ! retoring period for low freq. divergence
[1438]	63
[592]	64	!! * Substitutions
	65	# include "vectopt_loop_substitute.h90"
	66	!!----------------------------------------------------------------------
[10068]	67	!! NEMO/OCE 4.0 , NEMO Consortium (2018)
[888]	68	!! $Id$
[10068]	69	!! Software governed by the CeCILL license (see ./LICENSE)
[592]	70	!!----------------------------------------------------------------------
[4292]	71	CONTAINS
	72
[2715]	73	INTEGER FUNCTION dom_vvl_alloc()
	74	!!----------------------------------------------------------------------
[4292]	75	!! * FUNCTION dom_vvl_alloc *
[2715]	76	!!----------------------------------------------------------------------
[6140]	77	IF( ln_vvl_zstar ) dom_vvl_alloc = 0
[4292]	78	IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN
[4338]	79	ALLOCATE( tilde_e3t_b(jpi,jpj,jpk) , tilde_e3t_n(jpi,jpj,jpk) , tilde_e3t_a(jpi,jpj,jpk) , &
	80	& dtilde_e3t_a(jpi,jpj,jpk) , un_td (jpi,jpj,jpk) , vn_td (jpi,jpj,jpk) , &
	81	& STAT = dom_vvl_alloc )
[10425]	82	CALL mpp_sum ( 'domvvl', dom_vvl_alloc )
	83	IF( dom_vvl_alloc /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_alloc: failed to allocate arrays' )
[6140]	84	un_td = 0._wp
	85	vn_td = 0._wp
[4292]	86	ENDIF
	87	IF( ln_vvl_ztilde ) THEN
	88	ALLOCATE( frq_rst_e3t(jpi,jpj) , frq_rst_hdv(jpi,jpj) , hdiv_lf(jpi,jpj,jpk) , STAT= dom_vvl_alloc )
[10425]	89	CALL mpp_sum ( 'domvvl', dom_vvl_alloc )
	90	IF( dom_vvl_alloc /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_alloc: failed to allocate arrays' )
[4292]	91	ENDIF
[6140]	92	!
[2715]	93	END FUNCTION dom_vvl_alloc
	94
	95
[4292]	96	SUBROUTINE dom_vvl_init
[592]	97	!!----------------------------------------------------------------------
[4292]	98	!! * ROUTINE dom_vvl_init *
[592]	99	!!
[4292]	100	!! ** Purpose : Initialization of all scale factors, depths
	101	!! and water column heights
	102	!!
	103	!! ** Method : - use restart file and/or initialize
	104	!! - interpolate scale factors
	105	!!
[6140]	106	!! ** Action : - e3t_(n/b) and tilde_e3t_(n/b)
	107	!! - Regrid: e3(u/v)_n
	108	!! e3(u/v)_b
	109	!! e3w_n
	110	!! e3(u/v)w_b
	111	!! e3(u/v)w_n
	112	!! gdept_n, gdepw_n and gde3w_n
[4292]	113	!! - h(t/u/v)_0
	114	!! - frq_rst_e3t and frq_rst_hdv
	115	!!
	116	!! Reference : Leclair, M., and G. Madec, 2011, Ocean Modelling.
[592]	117	!!----------------------------------------------------------------------
[6140]	118	INTEGER :: ji, jj, jk
[4292]	119	INTEGER :: ii0, ii1, ij0, ij1
[5120]	120	REAL(wp):: zcoef
[592]	121	!!----------------------------------------------------------------------
[6140]	122	!
[4292]	123	IF(lwp) WRITE(numout,*)
	124	IF(lwp) WRITE(numout,*) 'dom_vvl_init : Variable volume activated'
	125	IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~'
[6140]	126	!
	127	CALL dom_vvl_ctl ! choose vertical coordinate (z_star, z_tilde or layer)
	128	!
	129	! ! Allocate module arrays
[4292]	130	IF( dom_vvl_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_init : unable to allocate arrays' )
[6140]	131	!
	132	! ! Read or initialize e3t_(b/n), tilde_e3t_(b/n) and hdiv_lf
[4292]	133	CALL dom_vvl_rst( nit000, 'READ' )
[7753]	134	e3t_a(:,:,jpk) = e3t_0(:,:,jpk) ! last level always inside the sea floor set one for all
[6140]	135	!
	136	! !== Set of all other vertical scale factors ==! (now and before)
	137	! ! Horizontal interpolation of e3t
	138	CALL dom_vvl_interpol( e3t_b(:,:,:), e3u_b(:,:,:), 'U' ) ! from T to U
	139	CALL dom_vvl_interpol( e3t_n(:,:,:), e3u_n(:,:,:), 'U' )
	140	CALL dom_vvl_interpol( e3t_b(:,:,:), e3v_b(:,:,:), 'V' ) ! from T to V
	141	CALL dom_vvl_interpol( e3t_n(:,:,:), e3v_n(:,:,:), 'V' )
	142	CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' ) ! from U to F
	143	! ! Vertical interpolation of e3t,u,v
	144	CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n (:,:,:), 'W' ) ! from T to W
	145	CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b (:,:,:), 'W' )
	146	CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' ) ! from U to UW
	147	CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' )
	148	CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' ) ! from V to UW
	149	CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' )
[9449]	150
	151	! We need to define e3[tuv]_a for AGRIF initialisation (should not be a problem for the restartability...)
	152	e3t_a(:,:,:) = e3t_n(:,:,:)
	153	e3u_a(:,:,:) = e3u_n(:,:,:)
	154	e3v_a(:,:,:) = e3v_n(:,:,:)
[6140]	155	!
	156	! !== depth of t and w-point ==! (set the isf depth as it is in the initial timestep)
[7753]	157	gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1) ! reference to the ocean surface (used for MLD and light penetration)
	158	gdepw_n(:,:,1) = 0.0_wp
	159	gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:) ! reference to a common level z=0 for hpg
	160	gdept_b(:,:,1) = 0.5_wp * e3w_b(:,:,1)
	161	gdepw_b(:,:,1) = 0.0_wp
[6140]	162	DO jk = 2, jpk ! vertical sum
[5120]	163	DO jj = 1,jpj
	164	DO ji = 1,jpi
[6140]	165	! zcoef = tmask - wmask ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt
	166	! ! 1 everywhere from mbkt to mikt + 1 or 1 (if no isf)
	167	! ! 0.5 where jk = mikt
	168	!!gm ??????? BUG ? gdept_n as well as gde3w_n does not include the thickness of ISF ??
	169	zcoef = ( tmask(ji,jj,jk) - wmask(ji,jj,jk) )
	170	gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1)
	171	gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk)) &
	172	& + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk))
	173	gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj)
	174	gdepw_b(ji,jj,jk) = gdepw_b(ji,jj,jk-1) + e3t_b(ji,jj,jk-1)
	175	gdept_b(ji,jj,jk) = zcoef * ( gdepw_b(ji,jj,jk ) + 0.5 * e3w_b(ji,jj,jk)) &
	176	& + (1-zcoef) * ( gdept_b(ji,jj,jk-1) + e3w_b(ji,jj,jk))
[4990]	177	END DO
	178	END DO
[592]	179	END DO
[6140]	180	!
	181	! !== thickness of the water column !! (ocean portion only)
[7753]	182	ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1) !!gm BUG : this should be 1/2 * e3w(k=1) ....
	183	hu_b(:,:) = e3u_b(:,:,1) * umask(:,:,1)
	184	hu_n(:,:) = e3u_n(:,:,1) * umask(:,:,1)
	185	hv_b(:,:) = e3v_b(:,:,1) * vmask(:,:,1)
	186	hv_n(:,:) = e3v_n(:,:,1) * vmask(:,:,1)
[6140]	187	DO jk = 2, jpkm1
[7753]	188	ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)
	189	hu_b(:,:) = hu_b(:,:) + e3u_b(:,:,jk) * umask(:,:,jk)
	190	hu_n(:,:) = hu_n(:,:) + e3u_n(:,:,jk) * umask(:,:,jk)
	191	hv_b(:,:) = hv_b(:,:) + e3v_b(:,:,jk) * vmask(:,:,jk)
	192	hv_n(:,:) = hv_n(:,:) + e3v_n(:,:,jk) * vmask(:,:,jk)
[4370]	193	END DO
[6140]	194	!
	195	! !== inverse of water column thickness ==! (u- and v- points)
[7753]	196	r1_hu_b(:,:) = ssumask(:,:) / ( hu_b(:,:) + 1._wp - ssumask(:,:) ) ! _i mask due to ISF
	197	r1_hu_n(:,:) = ssumask(:,:) / ( hu_n(:,:) + 1._wp - ssumask(:,:) )
	198	r1_hv_b(:,:) = ssvmask(:,:) / ( hv_b(:,:) + 1._wp - ssvmask(:,:) )
	199	r1_hv_n(:,:) = ssvmask(:,:) / ( hv_n(:,:) + 1._wp - ssvmask(:,:) )
	200
[6140]	201	! !== z_tilde coordinate case ==! (Restoring frequencies)
[4292]	202	IF( ln_vvl_ztilde ) THEN
[6140]	203	!!gm : idea: add here a READ in a file of custumized restoring frequency
	204	! ! Values in days provided via the namelist
	205	! ! use rsmall to avoid possible division by zero errors with faulty settings
[7753]	206	frq_rst_e3t(:,:) = 2._wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.0_wp )
	207	frq_rst_hdv(:,:) = 2._wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.0_wp )
[6140]	208	!
	209	IF( ln_vvl_ztilde_as_zstar ) THEN ! z-star emulation using z-tile
[7753]	210	frq_rst_e3t(:,:) = 0._wp !Ignore namelist settings
	211	frq_rst_hdv(:,:) = 1._wp / rdt
[4292]	212	ENDIF
[6140]	213	IF ( ln_vvl_zstar_at_eqtor ) THEN ! use z-star in vicinity of the Equator
[4292]	214	DO jj = 1, jpj
	215	DO ji = 1, jpi
[6140]	216	!!gm case \|gphi\| >= 6 degrees is useless initialized just above by default
[4292]	217	IF( ABS(gphit(ji,jj)) >= 6.) THEN
	218	! values outside the equatorial band and transition zone (ztilde)
	219	frq_rst_e3t(ji,jj) = 2.0_wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.e0_wp )
	220	frq_rst_hdv(ji,jj) = 2.0_wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.e0_wp )
[6140]	221	ELSEIF( ABS(gphit(ji,jj)) <= 2.5) THEN ! Equator strip ==> z-star
[4292]	222	! values inside the equatorial band (ztilde as zstar)
	223	frq_rst_e3t(ji,jj) = 0.0_wp
	224	frq_rst_hdv(ji,jj) = 1.0_wp / rdt
[6140]	225	ELSE ! transition band (2.5 to 6 degrees N/S)
	226	! ! (linearly transition from z-tilde to z-star)
[4292]	227	frq_rst_e3t(ji,jj) = 0.0_wp + (frq_rst_e3t(ji,jj)-0.0_wp)*0.5_wp &
	228	& * ( 1.0_wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) &
	229	& * 180._wp / 3.5_wp ) )
	230	frq_rst_hdv(ji,jj) = (1.0_wp / rdt) &
	231	& + ( frq_rst_hdv(ji,jj)-(1.e0_wp / rdt) )*0.5_wp &
	232	& * ( 1._wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) &
	233	& * 180._wp / 3.5_wp ) )
	234	ENDIF
	235	END DO
	236	END DO
[10213]	237	IF( cn_cfg == "orca" .OR. cn_cfg == "ORCA" ) THEN
	238	IF( nn_cfg == 3 ) THEN ! ORCA2: Suppress ztilde in the Foxe Basin for ORCA2
	239	ii0 = 103 ; ii1 = 111
	240	ij0 = 128 ; ij1 = 135 ;
	241	frq_rst_e3t( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.0_wp
	242	frq_rst_hdv( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0_wp / rdt
	243	ENDIF
[4292]	244	ENDIF
	245	ENDIF
	246	ENDIF
[6140]	247	!
[9367]	248	IF(lwxios) THEN
	249	! define variables in restart file when writing with XIOS
	250	CALL iom_set_rstw_var_active('e3t_b')
	251	CALL iom_set_rstw_var_active('e3t_n')
	252	! ! ----------------------- !
	253	IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases !
	254	! ! ----------------------- !
	255	CALL iom_set_rstw_var_active('tilde_e3t_b')
	256	CALL iom_set_rstw_var_active('tilde_e3t_n')
	257	END IF
	258	! ! -------------!
	259	IF( ln_vvl_ztilde ) THEN ! z_tilde case !
	260	! ! ------------ !
	261	CALL iom_set_rstw_var_active('hdiv_lf')
	262	ENDIF
	263	!
	264	ENDIF
	265	!
[4292]	266	END SUBROUTINE dom_vvl_init
	267
	268
[4338]	269	SUBROUTINE dom_vvl_sf_nxt( kt, kcall )
[4292]	270	!!----------------------------------------------------------------------
	271	!! * ROUTINE dom_vvl_sf_nxt *
	272	!!
	273	!! ** Purpose : - compute the after scale factors used in tra_zdf, dynnxt,
	274	!! tranxt and dynspg routines
	275	!!
	276	!! ** Method : - z_star case: Repartition of ssh INCREMENT proportionnaly to the level thickness.
	277	!! - z_tilde_case: after scale factor increment =
	278	!! high frequency part of horizontal divergence
	279	!! + retsoring towards the background grid
	280	!! + thickness difusion
	281	!! Then repartition of ssh INCREMENT proportionnaly
	282	!! to the "baroclinic" level thickness.
	283	!!
	284	!! ** Action : - hdiv_lf : restoring towards full baroclinic divergence in z_tilde case
	285	!! - tilde_e3t_a: after increment of vertical scale factor
	286	!! in z_tilde case
[6140]	287	!! - e3(t/u/v)_a
[4292]	288	!!
	289	!! Reference : Leclair, M., and Madec, G. 2011, Ocean Modelling.
	290	!!----------------------------------------------------------------------
[6140]	291	INTEGER, INTENT( in ) :: kt ! time step
	292	INTEGER, INTENT( in ), OPTIONAL :: kcall ! optional argument indicating call sequence
	293	!
	294	INTEGER :: ji, jj, jk ! dummy loop indices
	295	INTEGER , DIMENSION(3) :: ijk_max, ijk_min ! temporary integers
	296	REAL(wp) :: z2dt, z_tmin, z_tmax ! local scalars
	297	LOGICAL :: ll_do_bclinic ! local logical
[9019]	298	REAL(wp), DIMENSION(jpi,jpj) :: zht, z_scale, zwu, zwv, zhdiv
	299	REAL(wp), DIMENSION(jpi,jpj,jpk) :: ze3t
[4292]	300	!!----------------------------------------------------------------------
[6140]	301	!
	302	IF( ln_linssh ) RETURN ! No calculation in linear free surface
	303	!
[9019]	304	IF( ln_timing ) CALL timing_start('dom_vvl_sf_nxt')
[6140]	305	!
	306	IF( kt == nit000 ) THEN
[4292]	307	IF(lwp) WRITE(numout,*)
	308	IF(lwp) WRITE(numout,*) 'dom_vvl_sf_nxt : compute after scale factors'
	309	IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~'
	310	ENDIF
	311
[4338]	312	ll_do_bclinic = .TRUE.
	313	IF( PRESENT(kcall) ) THEN
[6140]	314	IF( kcall == 2 .AND. ln_vvl_ztilde ) ll_do_bclinic = .FALSE.
[4338]	315	ENDIF
	316
[4292]	317	! ******************************* !
	318	! After acale factors at t-points !
	319	! ******************************* !
[4338]	320	! ! --------------------------------------------- !
[6140]	321	! ! z_star coordinate and barotropic z-tilde part !
[4338]	322	! ! --------------------------------------------- !
[6140]	323	!
[7753]	324	z_scale(:,:) = ( ssha(:,:) - sshb(:,:) ) * ssmask(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) )
[4338]	325	DO jk = 1, jpkm1
[7753]	326	! formally this is the same as e3t_a = e3t_0*(1+ssha/ht_0)
	327	e3t_a(:,:,jk) = e3t_b(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk)
[4338]	328	END DO
[6140]	329	!
[4338]	330	IF( ln_vvl_ztilde .OR. ln_vvl_layer .AND. ll_do_bclinic ) THEN ! z_tilde or layer coordinate !
	331	! ! ------baroclinic part------ !
[4292]	332	! I - initialization
	333	! ==================
	334
	335	! 1 - barotropic divergence
	336	! -------------------------
[7753]	337	zhdiv(:,:) = 0._wp
	338	zht(:,:) = 0._wp
[4292]	339	DO jk = 1, jpkm1
[7753]	340	zhdiv(:,:) = zhdiv(:,:) + e3t_n(:,:,jk) * hdivn(:,:,jk)
	341	zht (:,:) = zht (:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)
[592]	342	END DO
[7753]	343	zhdiv(:,:) = zhdiv(:,:) / ( zht(:,:) + 1. - tmask_i(:,:) )
[2528]	344
[4292]	345	! 2 - Low frequency baroclinic horizontal divergence (z-tilde case only)
	346	! --------------------------------------------------
	347	IF( ln_vvl_ztilde ) THEN
[6140]	348	IF( kt > nit000 ) THEN
[4292]	349	DO jk = 1, jpkm1
[7753]	350	hdiv_lf(:,:,jk) = hdiv_lf(:,:,jk) - rdt * frq_rst_hdv(:,:) &
	351	& * ( hdiv_lf(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) )
[4292]	352	END DO
	353	ENDIF
[6140]	354	ENDIF
[3294]	355
[4292]	356	! II - after z_tilde increments of vertical scale factors
	357	! =======================================================
[7753]	358	tilde_e3t_a(:,:,:) = 0._wp ! tilde_e3t_a used to store tendency terms
[4292]	359
	360	! 1 - High frequency divergence term
	361	! ----------------------------------
	362	IF( ln_vvl_ztilde ) THEN ! z_tilde case
	363	DO jk = 1, jpkm1
[7753]	364	tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - ( e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) - hdiv_lf(:,:,jk) )
[4292]	365	END DO
	366	ELSE ! layer case
	367	DO jk = 1, jpkm1
[7753]	368	tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) * tmask(:,:,jk)
[4292]	369	END DO
[6140]	370	ENDIF
[4292]	371
	372	! 2 - Restoring term (z-tilde case only)
	373	! ------------------
	374	IF( ln_vvl_ztilde ) THEN
	375	DO jk = 1, jpk
[7753]	376	tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - frq_rst_e3t(:,:) * tilde_e3t_b(:,:,jk)
[4292]	377	END DO
[6140]	378	ENDIF
[4292]	379
	380	! 3 - Thickness diffusion term
	381	! ----------------------------
[7753]	382	zwu(:,:) = 0._wp
	383	zwv(:,:) = 0._wp
[6140]	384	DO jk = 1, jpkm1 ! a - first derivative: diffusive fluxes
[4292]	385	DO jj = 1, jpjm1
	386	DO ji = 1, fs_jpim1 ! vector opt.
[5836]	387	un_td(ji,jj,jk) = rn_ahe3 * umask(ji,jj,jk) * e2_e1u(ji,jj) &
	388	& * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji+1,jj ,jk) )
	389	vn_td(ji,jj,jk) = rn_ahe3 * vmask(ji,jj,jk) * e1_e2v(ji,jj) &
	390	& * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji ,jj+1,jk) )
[4292]	391	zwu(ji,jj) = zwu(ji,jj) + un_td(ji,jj,jk)
	392	zwv(ji,jj) = zwv(ji,jj) + vn_td(ji,jj,jk)
	393	END DO
	394	END DO
	395	END DO
[6140]	396	DO jj = 1, jpj ! b - correction for last oceanic u-v points
[4292]	397	DO ji = 1, jpi
	398	un_td(ji,jj,mbku(ji,jj)) = un_td(ji,jj,mbku(ji,jj)) - zwu(ji,jj)
	399	vn_td(ji,jj,mbkv(ji,jj)) = vn_td(ji,jj,mbkv(ji,jj)) - zwv(ji,jj)
	400	END DO
	401	END DO
[6140]	402	DO jk = 1, jpkm1 ! c - second derivative: divergence of diffusive fluxes
[4292]	403	DO jj = 2, jpjm1
	404	DO ji = fs_2, fs_jpim1 ! vector opt.
	405	tilde_e3t_a(ji,jj,jk) = tilde_e3t_a(ji,jj,jk) + ( un_td(ji-1,jj ,jk) - un_td(ji,jj,jk) &
	406	& + vn_td(ji ,jj-1,jk) - vn_td(ji,jj,jk) &
[5836]	407	& ) * r1_e1e2t(ji,jj)
[4292]	408	END DO
	409	END DO
	410	END DO
[6140]	411	! ! d - thickness diffusion transport: boundary conditions
	412	! (stored for tracer advction and continuity equation)
[10425]	413	CALL lbc_lnk_multi( 'domvvl', un_td , 'U' , -1._wp, vn_td , 'V' , -1._wp)
[4292]	414
	415	! 4 - Time stepping of baroclinic scale factors
	416	! ---------------------------------------------
	417	! Leapfrog time stepping
	418	! ~~~~~~~~~~~~~~~~~~~~~~
	419	IF( neuler == 0 .AND. kt == nit000 ) THEN
	420	z2dt = rdt
	421	ELSE
	422	z2dt = 2.0_wp * rdt
	423	ENDIF
[10425]	424	CALL lbc_lnk( 'domvvl', tilde_e3t_a(:,:,:), 'T', 1._wp )
[7753]	425	tilde_e3t_a(:,:,:) = tilde_e3t_b(:,:,:) + z2dt * tmask(:,:,:) * tilde_e3t_a(:,:,:)
[4292]	426
	427	! Maximum deformation control
	428	! ~~~~~~~~~~~~~~~~~~~~~~~~~~~
[7753]	429	ze3t(:,:,jpk) = 0._wp
[4292]	430	DO jk = 1, jpkm1
[7753]	431	ze3t(:,:,jk) = tilde_e3t_a(:,:,jk) / e3t_0(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:)
[4292]	432	END DO
	433	z_tmax = MAXVAL( ze3t(:,:,:) )
[10425]	434	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[4292]	435	z_tmin = MINVAL( ze3t(:,:,:) )
[10425]	436	CALL mpp_min( 'domvvl', z_tmin ) ! min over the global domain
[4292]	437	! - ML - test: for the moment, stop simulation for too large e3_t variations
[6140]	438	IF( ( z_tmax > rn_zdef_max ) .OR. ( z_tmin < - rn_zdef_max ) ) THEN
[4292]	439	IF( lk_mpp ) THEN
[10425]	440	CALL mpp_maxloc( 'domvvl', ze3t, tmask, z_tmax, ijk_max )
	441	CALL mpp_minloc( 'domvvl', ze3t, tmask, z_tmin, ijk_min )
[4292]	442	ELSE
	443	ijk_max = MAXLOC( ze3t(:,:,:) )
	444	ijk_max(1) = ijk_max(1) + nimpp - 1
	445	ijk_max(2) = ijk_max(2) + njmpp - 1
	446	ijk_min = MINLOC( ze3t(:,:,:) )
	447	ijk_min(1) = ijk_min(1) + nimpp - 1
	448	ijk_min(2) = ijk_min(2) + njmpp - 1
	449	ENDIF
	450	IF (lwp) THEN
	451	WRITE(numout, *) 'MAX( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmax
	452	WRITE(numout, *) 'at i, j, k=', ijk_max
	453	WRITE(numout, *) 'MIN( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmin
	454	WRITE(numout, *) 'at i, j, k=', ijk_min
[10425]	455	CALL ctl_stop( 'STOP', 'MAX( ABS( tilde_e3t_a(:,:,: ) ) / e3t_0(:,:,:) ) too high')
[4292]	456	ENDIF
	457	ENDIF
	458	! - ML - end test
	459	! - ML - Imposing these limits will cause a baroclinicity error which is corrected for below
[7753]	460	tilde_e3t_a(:,:,:) = MIN( tilde_e3t_a(:,:,:), rn_zdef_max * e3t_0(:,:,:) )
	461	tilde_e3t_a(:,:,:) = MAX( tilde_e3t_a(:,:,:), - rn_zdef_max * e3t_0(:,:,:) )
[4292]	462
[4338]	463	!
	464	! "tilda" change in the after scale factor
[4292]	465	! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[4338]	466	DO jk = 1, jpkm1
[7753]	467	dtilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - tilde_e3t_b(:,:,jk)
[4338]	468	END DO
[4292]	469	! III - Barotropic repartition of the sea surface height over the baroclinic profile
	470	! ==================================================================================
[4338]	471	! add ( ssh increment + "baroclinicity error" ) proportionly to e3t(n)
[4292]	472	! - ML - baroclinicity error should be better treated in the future
	473	! i.e. locally and not spread over the water column.
	474	! (keep in mind that the idea is to reduce Eulerian velocity as much as possible)
[7753]	475	zht(:,:) = 0.
[4292]	476	DO jk = 1, jpkm1
[7753]	477	zht(:,:) = zht(:,:) + tilde_e3t_a(:,:,jk) * tmask(:,:,jk)
[4292]	478	END DO
[7753]	479	z_scale(:,:) = - zht(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) )
[4292]	480	DO jk = 1, jpkm1
[7753]	481	dtilde_e3t_a(:,:,jk) = dtilde_e3t_a(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk)
[4292]	482	END DO
[7753]	483
[4292]	484	ENDIF
	485
[4338]	486	IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde or layer coordinate !
	487	! ! ---baroclinic part--------- !
	488	DO jk = 1, jpkm1
[7753]	489	e3t_a(:,:,jk) = e3t_a(:,:,jk) + dtilde_e3t_a(:,:,jk) * tmask(:,:,jk)
[4338]	490	END DO
	491	ENDIF
	492
	493	IF( ln_vvl_dbg .AND. .NOT. ll_do_bclinic ) THEN ! - ML - test: control prints for debuging
[4292]	494	!
	495	IF( lwp ) WRITE(numout, *) 'kt =', kt
	496	IF ( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN
	497	z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( zht(:,:) ) )
[10425]	498	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[4292]	499	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(SUM(tilde_e3t_a))) =', z_tmax
	500	END IF
	501	!
[7753]	502	zht(:,:) = 0.0_wp
[4292]	503	DO jk = 1, jpkm1
[7753]	504	zht(:,:) = zht(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)
[4292]	505	END DO
	506	z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshn(:,:) - zht(:,:) ) )
[10425]	507	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[6140]	508	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshn-SUM(e3t_n))) =', z_tmax
[4292]	509	!
[7753]	510	zht(:,:) = 0.0_wp
[4292]	511	DO jk = 1, jpkm1
[7753]	512	zht(:,:) = zht(:,:) + e3t_a(:,:,jk) * tmask(:,:,jk)
[4292]	513	END DO
	514	z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + ssha(:,:) - zht(:,:) ) )
[10425]	515	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[6140]	516	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+ssha-SUM(e3t_a))) =', z_tmax
[4292]	517	!
[7753]	518	zht(:,:) = 0.0_wp
[4292]	519	DO jk = 1, jpkm1
[7753]	520	zht(:,:) = zht(:,:) + e3t_b(:,:,jk) * tmask(:,:,jk)
[4292]	521	END DO
	522	z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshb(:,:) - zht(:,:) ) )
[10425]	523	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[6140]	524	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshb-SUM(e3t_b))) =', z_tmax
[4292]	525	!
	526	z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshb(:,:) ) )
[10425]	527	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[4292]	528	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshb))) =', z_tmax
	529	!
	530	z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshn(:,:) ) )
[10425]	531	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[4292]	532	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshn))) =', z_tmax
	533	!
	534	z_tmax = MAXVAL( tmask(:,:,1) * ABS( ssha(:,:) ) )
[10425]	535	CALL mpp_max( 'domvvl', z_tmax ) ! max over the global domain
[4292]	536	IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ssha))) =', z_tmax
	537	END IF
	538
	539	! *********************************** !
	540	! After scale factors at u- v- points !
	541	! *********************************** !
	542
[6140]	543	CALL dom_vvl_interpol( e3t_a(:,:,:), e3u_a(:,:,:), 'U' )
	544	CALL dom_vvl_interpol( e3t_a(:,:,:), e3v_a(:,:,:), 'V' )
[4292]	545
[4370]	546	! *********************************** !
	547	! After depths at u- v points !
	548	! *********************************** !
	549
[7753]	550	hu_a(:,:) = e3u_a(:,:,1) * umask(:,:,1)
	551	hv_a(:,:) = e3v_a(:,:,1) * vmask(:,:,1)
[6140]	552	DO jk = 2, jpkm1
[7753]	553	hu_a(:,:) = hu_a(:,:) + e3u_a(:,:,jk) * umask(:,:,jk)
	554	hv_a(:,:) = hv_a(:,:) + e3v_a(:,:,jk) * vmask(:,:,jk)
[4370]	555	END DO
	556	! ! Inverse of the local depth
[6140]	557	!!gm BUG ? don't understand the use of umask_i here .....
[7753]	558	r1_hu_a(:,:) = ssumask(:,:) / ( hu_a(:,:) + 1._wp - ssumask(:,:) )
	559	r1_hv_a(:,:) = ssvmask(:,:) / ( hv_a(:,:) + 1._wp - ssvmask(:,:) )
[6140]	560	!
[9019]	561	IF( ln_timing ) CALL timing_stop('dom_vvl_sf_nxt')
[6140]	562	!
[4292]	563	END SUBROUTINE dom_vvl_sf_nxt
	564
	565
	566	SUBROUTINE dom_vvl_sf_swp( kt )
[3294]	567	!!----------------------------------------------------------------------
[4292]	568	!! * ROUTINE dom_vvl_sf_swp *
[3294]	569	!!
[4292]	570	!! ** Purpose : compute time filter and swap of scale factors
	571	!! compute all depths and related variables for next time step
	572	!! write outputs and restart file
[3294]	573	!!
[4292]	574	!! ** Method : - swap of e3t with trick for volume/tracer conservation
	575	!! - reconstruct scale factor at other grid points (interpolate)
	576	!! - recompute depths and water height fields
	577	!!
[6140]	578	!! ** Action : - e3t_(b/n), tilde_e3t_(b/n) and e3(u/v)_n ready for next time step
[4292]	579	!! - Recompute:
[6140]	580	!! e3(u/v)_b
	581	!! e3w_n
	582	!! e3(u/v)w_b
	583	!! e3(u/v)w_n
	584	!! gdept_n, gdepw_n and gde3w_n
[4292]	585	!! h(u/v) and h(u/v)r
	586	!!
	587	!! Reference : Leclair, M., and G. Madec, 2009, Ocean Modelling.
	588	!! Leclair, M., and G. Madec, 2011, Ocean Modelling.
[3294]	589	!!----------------------------------------------------------------------
[6140]	590	INTEGER, INTENT( in ) :: kt ! time step
	591	!
	592	INTEGER :: ji, jj, jk ! dummy loop indices
	593	REAL(wp) :: zcoef ! local scalar
[3294]	594	!!----------------------------------------------------------------------
[6140]	595	!
	596	IF( ln_linssh ) RETURN ! No calculation in linear free surface
	597	!
[9019]	598	IF( ln_timing ) CALL timing_start('dom_vvl_sf_swp')
[3294]	599	!
[4292]	600	IF( kt == nit000 ) THEN
	601	IF(lwp) WRITE(numout,*)
	602	IF(lwp) WRITE(numout,*) 'dom_vvl_sf_swp : - time filter and swap of scale factors'
	603	IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ - interpolate scale factors and compute depths for next time step'
[3294]	604	ENDIF
[4292]	605	!
	606	! Time filter and swap of scale factors
	607	! =====================================
[6140]	608	! - ML - e3(t/u/v)_b are allready computed in dynnxt.
[4292]	609	IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN
	610	IF( neuler == 0 .AND. kt == nit000 ) THEN
[7753]	611	tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:)
[4292]	612	ELSE
[7753]	613	tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) &
	614	& + atfp * ( tilde_e3t_b(:,:,:) - 2.0_wp * tilde_e3t_n(:,:,:) + tilde_e3t_a(:,:,:) )
[4292]	615	ENDIF
[7753]	616	tilde_e3t_n(:,:,:) = tilde_e3t_a(:,:,:)
[4292]	617	ENDIF
[7753]	618	gdept_b(:,:,:) = gdept_n(:,:,:)
	619	gdepw_b(:,:,:) = gdepw_n(:,:,:)
[4488]	620
[7753]	621	e3t_n(:,:,:) = e3t_a(:,:,:)
	622	e3u_n(:,:,:) = e3u_a(:,:,:)
	623	e3v_n(:,:,:) = e3v_a(:,:,:)
	624
[4292]	625	! Compute all missing vertical scale factor and depths
	626	! ====================================================
	627	! Horizontal scale factor interpolations
	628	! --------------------------------------
[6140]	629	! - ML - e3u_b and e3v_b are allready computed in dynnxt
[4370]	630	! - JC - hu_b, hv_b, hur_b, hvr_b also
[6140]	631
	632	CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' )
	633
[4292]	634	! Vertical scale factor interpolations
[6140]	635	CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n(:,:,:), 'W' )
	636	CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' )
	637	CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' )
	638	CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b(:,:,:), 'W' )
	639	CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' )
	640	CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' )
[5120]	641
[6140]	642	! t- and w- points depth (set the isf depth as it is in the initial step)
[7753]	643	gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1)
	644	gdepw_n(:,:,1) = 0.0_wp
	645	gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:)
[5120]	646	DO jk = 2, jpk
	647	DO jj = 1,jpj
	648	DO ji = 1,jpi
	649	! zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt
	650	! 1 for jk = mikt
	651	zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk))
[6140]	652	gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1)
	653	gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk) ) &
	654	& + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk) )
	655	gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj)
[4990]	656	END DO
	657	END DO
[4292]	658	END DO
[5120]	659
[6140]	660	! Local depth and Inverse of the local depth of the water
	661	! -------------------------------------------------------
[7753]	662	hu_n(:,:) = hu_a(:,:) ; r1_hu_n(:,:) = r1_hu_a(:,:)
	663	hv_n(:,:) = hv_a(:,:) ; r1_hv_n(:,:) = r1_hv_a(:,:)
	664	!
	665	ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1)
[6140]	666	DO jk = 2, jpkm1
[7753]	667	ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)
[4370]	668	END DO
[7753]	669
[4292]	670	! write restart file
	671	! ==================
[9019]	672	IF( lrst_oce ) CALL dom_vvl_rst( kt, 'WRITE' )
[4292]	673	!
[9019]	674	IF( ln_timing ) CALL timing_stop('dom_vvl_sf_swp')
[6140]	675	!
[4292]	676	END SUBROUTINE dom_vvl_sf_swp
	677
	678
	679	SUBROUTINE dom_vvl_interpol( pe3_in, pe3_out, pout )
	680	!!---------------------------------------------------------------------
	681	!! * ROUTINE dom_vvl__interpol *
	682	!!
	683	!! ** Purpose : interpolate scale factors from one grid point to another
	684	!!
	685	!! ** Method : e3_out = e3_0 + interpolation(e3_in - e3_0)
	686	!! - horizontal interpolation: grid cell surface averaging
	687	!! - vertical interpolation: simple averaging
	688	!!----------------------------------------------------------------------
[5836]	689	REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pe3_in ! input e3 to be interpolated
	690	REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pe3_out ! output interpolated e3
	691	CHARACTER(LEN=*) , INTENT(in ) :: pout ! grid point of out scale factors
	692	! ! = 'U', 'V', 'W, 'F', 'UW' or 'VW'
	693	!
[6152]	694	INTEGER :: ji, jj, jk ! dummy loop indices
[9023]	695	REAL(wp) :: zlnwd ! =1./0. when ln_wd_il = T/F
[4292]	696	!!----------------------------------------------------------------------
[5836]	697	!
[9023]	698	IF(ln_wd_il) THEN
[6152]	699	zlnwd = 1.0_wp
	700	ELSE
	701	zlnwd = 0.0_wp
	702	END IF
	703	!
[5836]	704	SELECT CASE ( pout ) !== type of interpolation ==!
[4292]	705	!
[5836]	706	CASE( 'U' ) !* from T- to U-point : hor. surface weighted mean
[4292]	707	DO jk = 1, jpk
	708	DO jj = 1, jpjm1
	709	DO ji = 1, fs_jpim1 ! vector opt.
[6152]	710	pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2u(ji,jj) &
[5836]	711	& * ( e1e2t(ji ,jj) * ( pe3_in(ji ,jj,jk) - e3t_0(ji ,jj,jk) ) &
	712	& + e1e2t(ji+1,jj) * ( pe3_in(ji+1,jj,jk) - e3t_0(ji+1,jj,jk) ) )
[4292]	713	END DO
[2528]	714	END DO
	715	END DO
[10425]	716	CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'U', 1._wp )
[7753]	717	pe3_out(:,:,:) = pe3_out(:,:,:) + e3u_0(:,:,:)
[5836]	718	!
	719	CASE( 'V' ) !* from T- to V-point : hor. surface weighted mean
[4292]	720	DO jk = 1, jpk
	721	DO jj = 1, jpjm1
	722	DO ji = 1, fs_jpim1 ! vector opt.
[6152]	723	pe3_out(ji,jj,jk) = 0.5_wp * ( vmask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2v(ji,jj) &
[5836]	724	& * ( e1e2t(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3t_0(ji,jj ,jk) ) &
	725	& + e1e2t(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3t_0(ji,jj+1,jk) ) )
[4292]	726	END DO
	727	END DO
	728	END DO
[10425]	729	CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'V', 1._wp )
[7753]	730	pe3_out(:,:,:) = pe3_out(:,:,:) + e3v_0(:,:,:)
[5836]	731	!
	732	CASE( 'F' ) !* from U-point to F-point : hor. surface weighted mean
[4292]	733	DO jk = 1, jpk
	734	DO jj = 1, jpjm1
	735	DO ji = 1, fs_jpim1 ! vector opt.
[6152]	736	pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * umask(ji,jj+1,jk) * (1.0_wp - zlnwd) + zlnwd ) &
	737	& * r1_e1e2f(ji,jj) &
[5836]	738	& * ( e1e2u(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3u_0(ji,jj ,jk) ) &
	739	& + e1e2u(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3u_0(ji,jj+1,jk) ) )
[4292]	740	END DO
	741	END DO
	742	END DO
[10425]	743	CALL lbc_lnk( 'domvvl', pe3_out(:,:,:), 'F', 1._wp )
[7753]	744	pe3_out(:,:,:) = pe3_out(:,:,:) + e3f_0(:,:,:)
[5836]	745	!
	746	CASE( 'W' ) !* from T- to W-point : vertical simple mean
	747	!
[7753]	748	pe3_out(:,:,1) = e3w_0(:,:,1) + pe3_in(:,:,1) - e3t_0(:,:,1)
[5836]	749	! - ML - The use of mask in this formulea enables the special treatment of the last w-point without indirect adressing
	750	!!gm BUG? use here wmask in case of ISF ? to be checked
[4292]	751	DO jk = 2, jpk
[7753]	752	pe3_out(:,:,jk) = e3w_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) &
	753	& * ( pe3_in(:,:,jk-1) - e3t_0(:,:,jk-1) ) &
	754	& + 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) &
	755	& * ( pe3_in(:,:,jk ) - e3t_0(:,:,jk ) )
[4292]	756	END DO
[5836]	757	!
	758	CASE( 'UW' ) !* from U- to UW-point : vertical simple mean
	759	!
[7753]	760	pe3_out(:,:,1) = e3uw_0(:,:,1) + pe3_in(:,:,1) - e3u_0(:,:,1)
[4292]	761	! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing
[5836]	762	!!gm BUG? use here wumask in case of ISF ? to be checked
[4292]	763	DO jk = 2, jpk
[7753]	764	pe3_out(:,:,jk) = e3uw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) &
	765	& * ( pe3_in(:,:,jk-1) - e3u_0(:,:,jk-1) ) &
	766	& + 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) &
	767	& * ( pe3_in(:,:,jk ) - e3u_0(:,:,jk ) )
[4292]	768	END DO
[5836]	769	!
	770	CASE( 'VW' ) !* from V- to VW-point : vertical simple mean
	771	!
[7753]	772	pe3_out(:,:,1) = e3vw_0(:,:,1) + pe3_in(:,:,1) - e3v_0(:,:,1)
[4292]	773	! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing
[5836]	774	!!gm BUG? use here wvmask in case of ISF ? to be checked
[4292]	775	DO jk = 2, jpk
[7753]	776	pe3_out(:,:,jk) = e3vw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) &
	777	& * ( pe3_in(:,:,jk-1) - e3v_0(:,:,jk-1) ) &
	778	& + 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) &
	779	& * ( pe3_in(:,:,jk ) - e3v_0(:,:,jk ) )
[4292]	780	END DO
	781	END SELECT
	782	!
	783	END SUBROUTINE dom_vvl_interpol
	784
[5836]	785
[4292]	786	SUBROUTINE dom_vvl_rst( kt, cdrw )
	787	!!---------------------------------------------------------------------
	788	!! * ROUTINE dom_vvl_rst *
	789	!!
	790	!! ** Purpose : Read or write VVL file in restart file
	791	!!
	792	!! ** Method : use of IOM library
	793	!! if the restart does not contain vertical scale factors,
	794	!! they are set to the _0 values
	795	!! if the restart does not contain vertical scale factors increments (z_tilde),
	796	!! they are set to 0.
	797	!!----------------------------------------------------------------------
	798	INTEGER , INTENT(in) :: kt ! ocean time-step
	799	CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag
[5836]	800	!
[6152]	801	INTEGER :: ji, jj, jk
[4292]	802	INTEGER :: id1, id2, id3, id4, id5 ! local integers
	803	!!----------------------------------------------------------------------
	804	!
	805	IF( TRIM(cdrw) == 'READ' ) THEN ! Read/initialise
	806	! ! ===============
	807	IF( ln_rstart ) THEN !* Read the restart file
	808	CALL rst_read_open ! open the restart file if necessary
[9367]	809	CALL iom_get( numror, jpdom_autoglo, 'sshn' , sshn, ldxios = lrxios )
[4366]	810	!
[6140]	811	id1 = iom_varid( numror, 'e3t_b', ldstop = .FALSE. )
	812	id2 = iom_varid( numror, 'e3t_n', ldstop = .FALSE. )
[4292]	813	id3 = iom_varid( numror, 'tilde_e3t_b', ldstop = .FALSE. )
	814	id4 = iom_varid( numror, 'tilde_e3t_n', ldstop = .FALSE. )
[4795]	815	id5 = iom_varid( numror, 'hdiv_lf', ldstop = .FALSE. )
[11423]	816	!
	817	! coupling with an ice sheet model (grounding/calving line migration)
	818	IF ( ln_iscpl ) THEN
	819	!
	820	! extrapolate ssh over new water column if needed
	821	CALL isfcpl_ssh()
	822	!
	823	! everything need to compute over new water column
	824	id1 = 0 ; id2 = 0 ; id3 = 0 ; id4 = 0 ; id5 = 0
	825	!
	826	END IF
[4292]	827	! ! --------- !
	828	! ! all cases !
	829	! ! --------- !
	830	IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist
[9367]	831	CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:), ldxios = lrxios )
	832	CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:), ldxios = lrxios )
[4990]	833	! needed to restart if land processor not computed
[6140]	834	IF(lwp) write(numout,*) 'dom_vvl_rst : e3t_b and e3t_n found in restart files'
[4990]	835	WHERE ( tmask(:,:,:) == 0.0_wp )
[6140]	836	e3t_n(:,:,:) = e3t_0(:,:,:)
	837	e3t_b(:,:,:) = e3t_0(:,:,:)
[4990]	838	END WHERE
[4292]	839	IF( neuler == 0 ) THEN
[6140]	840	e3t_b(:,:,:) = e3t_n(:,:,:)
[4292]	841	ENDIF
	842	ELSE IF( id1 > 0 ) THEN
[6140]	843	IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart files'
	844	IF(lwp) write(numout,*) 'e3t_n set equal to e3t_b.'
[4990]	845	IF(lwp) write(numout,*) 'neuler is forced to 0'
[9367]	846	CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:), ldxios = lrxios )
[6140]	847	e3t_n(:,:,:) = e3t_b(:,:,:)
[4990]	848	neuler = 0
	849	ELSE IF( id2 > 0 ) THEN
[6140]	850	IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_b not found in restart files'
	851	IF(lwp) write(numout,*) 'e3t_b set equal to e3t_n.'
[4490]	852	IF(lwp) write(numout,*) 'neuler is forced to 0'
[9367]	853	CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:), ldxios = lrxios )
[6140]	854	e3t_b(:,:,:) = e3t_n(:,:,:)
[4490]	855	neuler = 0
	856	ELSE
[6140]	857	IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart file'
[4490]	858	IF(lwp) write(numout,*) 'Compute scale factor from sshn'
	859	IF(lwp) write(numout,*) 'neuler is forced to 0'
[6140]	860	DO jk = 1, jpk
	861	e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) &
	862	& / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) &
	863	& + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk))
[4490]	864	END DO
[6140]	865	e3t_b(:,:,:) = e3t_n(:,:,:)
[4490]	866	neuler = 0
[4292]	867	ENDIF
	868	! ! ----------- !
	869	IF( ln_vvl_zstar ) THEN ! z_star case !
	870	! ! ----------- !
	871	IF( MIN( id3, id4 ) > 0 ) THEN
	872	CALL ctl_stop( 'dom_vvl_rst: z_star cannot restart from a z_tilde or layer run' )
	873	ENDIF
	874	! ! ----------------------- !
	875	ELSE ! z_tilde and layer cases !
	876	! ! ----------------------- !
	877	IF( MIN( id3, id4 ) > 0 ) THEN ! all required arrays exist
[9367]	878	CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_b', tilde_e3t_b(:,:,:), ldxios = lrxios )
	879	CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_n', tilde_e3t_n(:,:,:), ldxios = lrxios )
[4292]	880	ELSE ! one at least array is missing
	881	tilde_e3t_b(:,:,:) = 0.0_wp
	882	tilde_e3t_n(:,:,:) = 0.0_wp
	883	ENDIF
	884	! ! ------------ !
	885	IF( ln_vvl_ztilde ) THEN ! z_tilde case !
	886	! ! ------------ !
	887	IF( id5 > 0 ) THEN ! required array exists
[9367]	888	CALL iom_get( numror, jpdom_autoglo, 'hdiv_lf', hdiv_lf(:,:,:), ldxios = lrxios )
[4292]	889	ELSE ! array is missing
	890	hdiv_lf(:,:,:) = 0.0_wp
	891	ENDIF
	892	ENDIF
	893	ENDIF
	894	!
	895	ELSE !* Initialize at "rest"
[7646]	896	!
[9023]	897
	898	IF( ll_wd ) THEN ! MJB ll_wd edits start here - these are essential
	899	!
	900	IF( cn_cfg == 'wad' ) THEN
	901	! Wetting and drying test case
	902	CALL usr_def_istate( gdept_b, tmask, tsb, ub, vb, sshb )
	903	tsn (:,:,:,:) = tsb (:,:,:,:) ! set now values from to before ones
	904	sshn (:,:) = sshb(:,:)
	905	un (:,:,:) = ub (:,:,:)
	906	vn (:,:,:) = vb (:,:,:)
	907	ELSE
	908	! if not test case
	909	sshn(:,:) = -ssh_ref
	910	sshb(:,:) = -ssh_ref
	911
	912	DO jj = 1, jpj
	913	DO ji = 1, jpi
	914	IF( ht_0(ji,jj)-ssh_ref < rn_wdmin1 ) THEN ! if total depth is less than min depth
	915
	916	sshb(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) )
	917	sshn(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) )
	918	ssha(ji,jj) = rn_wdmin1 - (ht_0(ji,jj) )
	919	ENDIF
	920	ENDDO
	921	ENDDO
	922	ENDIF !If test case else
	923
	924	! Adjust vertical metrics for all wad
[7646]	925	DO jk = 1, jpk
[9023]	926	e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) &
[7646]	927	& / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) &
[9023]	928	& + e3t_0(:,:,jk) * ( 1._wp - tmask(:,:,jk) )
[7646]	929	END DO
	930	e3t_b(:,:,:) = e3t_n(:,:,:)
[9023]	931
	932	DO ji = 1, jpi
	933	DO jj = 1, jpj
	934	IF ( ht_0(ji,jj) .LE. 0.0 .AND. NINT( ssmask(ji,jj) ) .EQ. 1) THEN
	935	CALL ctl_stop( 'dom_vvl_rst: ht_0 must be positive at potentially wet points' )
	936	ENDIF
	937	END DO
	938	END DO
[7646]	939	!
	940	ELSE
	941	!
[9059]	942	! Just to read set ssh in fact, called latter once vertical grid
	943	! is set up:
[9065]	944	! CALL usr_def_istate( gdept_0, tmask, tsb, ub, vb, sshb )
	945	! !
	946	! DO jk=1,jpk
	947	! e3t_b(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshb(:,:) ) &
	948	! & / ( ht_0(:,:) + 1._wp -ssmask(:,:) ) * tmask(:,:,jk)
	949	! END DO
	950	! e3t_n(:,:,:) = e3t_b(:,:,:)
	951	sshn(:,:)=0._wp
	952	e3t_n(:,:,:)=e3t_0(:,:,:)
	953	e3t_b(:,:,:)=e3t_0(:,:,:)
[7646]	954	!
[9023]	955	END IF ! end of ll_wd edits
[6152]	956
[4292]	957	IF( ln_vvl_ztilde .OR. ln_vvl_layer) THEN
[7646]	958	tilde_e3t_b(:,:,:) = 0._wp
	959	tilde_e3t_n(:,:,:) = 0._wp
	960	IF( ln_vvl_ztilde ) hdiv_lf(:,:,:) = 0._wp
[4292]	961	END IF
	962	ENDIF
[5836]	963	!
[4292]	964	ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN ! Create restart file
	965	! ! ===================
	966	IF(lwp) WRITE(numout,*) '---- dom_vvl_rst ----'
[9367]	967	IF( lwxios ) CALL iom_swap( cwxios_context )
[4292]	968	! ! --------- !
	969	! ! all cases !
	970	! ! --------- !
[9367]	971	CALL iom_rstput( kt, nitrst, numrow, 'e3t_b', e3t_b(:,:,:), ldxios = lwxios )
	972	CALL iom_rstput( kt, nitrst, numrow, 'e3t_n', e3t_n(:,:,:), ldxios = lwxios )
[4292]	973	! ! ----------------------- !
	974	IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases !
	975	! ! ----------------------- !
[9367]	976	CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_b', tilde_e3t_b(:,:,:), ldxios = lwxios)
	977	CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_n', tilde_e3t_n(:,:,:), ldxios = lwxios)
[4292]	978	END IF
	979	! ! -------------!
	980	IF( ln_vvl_ztilde ) THEN ! z_tilde case !
	981	! ! ------------ !
[9367]	982	CALL iom_rstput( kt, nitrst, numrow, 'hdiv_lf', hdiv_lf(:,:,:), ldxios = lwxios)
[4292]	983	ENDIF
[5836]	984	!
[9367]	985	IF( lwxios ) CALL iom_swap( cxios_context )
[4292]	986	ENDIF
[5836]	987	!
[4292]	988	END SUBROUTINE dom_vvl_rst
	989
	990
	991	SUBROUTINE dom_vvl_ctl
	992	!!---------------------------------------------------------------------
	993	!! * ROUTINE dom_vvl_ctl *
	994	!!
	995	!! ** Purpose : Control the consistency between namelist options
	996	!! for vertical coordinate
	997	!!----------------------------------------------------------------------
[5836]	998	INTEGER :: ioptio, ios
	999	!!
[4292]	1000	NAMELIST/nam_vvl/ ln_vvl_zstar, ln_vvl_ztilde, ln_vvl_layer, ln_vvl_ztilde_as_zstar, &
[5836]	1001	& ln_vvl_zstar_at_eqtor , rn_ahe3 , rn_rst_e3t , &
	1002	& rn_lf_cutoff , rn_zdef_max , ln_vvl_dbg ! not yet implemented: ln_vvl_kepe
[4292]	1003	!!----------------------------------------------------------------------
[5836]	1004	!
[4294]	1005	REWIND( numnam_ref ) ! Namelist nam_vvl in reference namelist :
	1006	READ ( numnam_ref, nam_vvl, IOSTAT = ios, ERR = 901)
[9168]	1007	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nam_vvl in reference namelist', lwp )
[4294]	1008	REWIND( numnam_cfg ) ! Namelist nam_vvl in configuration namelist : Parameters of the run
	1009	READ ( numnam_cfg, nam_vvl, IOSTAT = ios, ERR = 902 )
[9168]	1010	902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nam_vvl in configuration namelist', lwp )
[4624]	1011	IF(lwm) WRITE ( numond, nam_vvl )
[5836]	1012	!
[4292]	1013	IF(lwp) THEN ! Namelist print
	1014	WRITE(numout,*)
	1015	WRITE(numout,*) 'dom_vvl_ctl : choice/control of the variable vertical coordinate'
	1016	WRITE(numout,*) '~~~~~~~~~~~'
[9168]	1017	WRITE(numout,*) ' Namelist nam_vvl : chose a vertical coordinate'
	1018	WRITE(numout,*) ' zstar ln_vvl_zstar = ', ln_vvl_zstar
	1019	WRITE(numout,*) ' ztilde ln_vvl_ztilde = ', ln_vvl_ztilde
	1020	WRITE(numout,*) ' layer ln_vvl_layer = ', ln_vvl_layer
	1021	WRITE(numout,*) ' ztilde as zstar ln_vvl_ztilde_as_zstar = ', ln_vvl_ztilde_as_zstar
[4292]	1022	WRITE(numout,*) ' ztilde near the equator ln_vvl_zstar_at_eqtor = ', ln_vvl_zstar_at_eqtor
[9168]	1023	WRITE(numout,*) ' !'
	1024	WRITE(numout,*) ' thickness diffusion coefficient rn_ahe3 = ', rn_ahe3
	1025	WRITE(numout,*) ' maximum e3t deformation fractional change rn_zdef_max = ', rn_zdef_max
[4292]	1026	IF( ln_vvl_ztilde_as_zstar ) THEN
[9168]	1027	WRITE(numout,*) ' ztilde running in zstar emulation mode (ln_vvl_ztilde_as_zstar=T) '
	1028	WRITE(numout,*) ' ignoring namelist timescale parameters and using:'
	1029	WRITE(numout,*) ' hard-wired : z-tilde to zstar restoration timescale (days)'
	1030	WRITE(numout,*) ' rn_rst_e3t = 0.e0'
	1031	WRITE(numout,*) ' hard-wired : z-tilde cutoff frequency of low-pass filter (days)'
	1032	WRITE(numout,*) ' rn_lf_cutoff = 1.0/rdt'
[4292]	1033	ELSE
[9168]	1034	WRITE(numout,*) ' z-tilde to zstar restoration timescale (days) rn_rst_e3t = ', rn_rst_e3t
	1035	WRITE(numout,*) ' z-tilde cutoff frequency of low-pass filter (days) rn_lf_cutoff = ', rn_lf_cutoff
[4292]	1036	ENDIF
[9168]	1037	WRITE(numout,*) ' debug prints flag ln_vvl_dbg = ', ln_vvl_dbg
[4292]	1038	ENDIF
[5836]	1039	!
[4292]	1040	ioptio = 0 ! Parameter control
[5836]	1041	IF( ln_vvl_ztilde_as_zstar ) ln_vvl_ztilde = .true.
	1042	IF( ln_vvl_zstar ) ioptio = ioptio + 1
	1043	IF( ln_vvl_ztilde ) ioptio = ioptio + 1
	1044	IF( ln_vvl_layer ) ioptio = ioptio + 1
	1045	!
[4292]	1046	IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE vertical coordinate in namelist nam_vvl' )
[6140]	1047	IF( .NOT. ln_vvl_zstar .AND. ln_isf ) CALL ctl_stop( 'Only vvl_zstar has been tested with ice shelf cavity' )
[5836]	1048	!
[4292]	1049	IF(lwp) THEN ! Print the choice
	1050	WRITE(numout,*)
[9168]	1051	IF( ln_vvl_zstar ) WRITE(numout,*) ' ==>>> zstar vertical coordinate is used'
	1052	IF( ln_vvl_ztilde ) WRITE(numout,*) ' ==>>> ztilde vertical coordinate is used'
	1053	IF( ln_vvl_layer ) WRITE(numout,*) ' ==>>> layer vertical coordinate is used'
	1054	IF( ln_vvl_ztilde_as_zstar ) WRITE(numout,*) ' ==>>> to emulate a zstar coordinate'
[4292]	1055	ENDIF
[5836]	1056	!
[4486]	1057	#if defined key_agrif
[9190]	1058	IF( (.NOT.Agrif_Root()).AND.(.NOT.ln_vvl_zstar) ) CALL ctl_stop( 'AGRIF is implemented with zstar coordinate only' )
[4486]	1059	#endif
[5836]	1060	!
[4292]	1061	END SUBROUTINE dom_vvl_ctl
	1062
[592]	1063	!!======================================================================
	1064	END MODULE domvvl

Note: See TracBrowser for help on using the repository browser.

Download in other formats: