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domain.F90 in branches/2016/dev_r6409_SIMPLIF_2_usrdef/NEMOGCM/NEMO/OPA_SRC/DOM – NEMO

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source: branches/2016/dev_r6409_SIMPLIF_2_usrdef/NEMOGCM/NEMO/OPA_SRC/DOM/domain.F90 @ 6973

Last change on this file since 6973 was 6973, checked in by flavoni, 8 years ago
fix small bug
Property svn:keywords set to `Id`
File size: 27.3 KB

Rev	Line
[3]	1	MODULE domain
	2	!!==============================================================================
	3	!! * MODULE domain *
	4	!! Ocean initialization : domain initialization
	5	!!==============================================================================
[1438]	6	!! History : OPA ! 1990-10 (C. Levy - G. Madec) Original code
	7	!! ! 1992-01 (M. Imbard) insert time step initialization
	8	!! ! 1996-06 (G. Madec) generalized vertical coordinate
	9	!! ! 1997-02 (G. Madec) creation of domwri.F
	10	!! ! 2001-05 (E.Durand - G. Madec) insert closed sea
	11	!! NEMO 1.0 ! 2002-08 (G. Madec) F90: Free form and module
	12	!! 2.0 ! 2005-11 (V. Garnier) Surface pressure gradient organization
[2528]	13	!! 3.3 ! 2010-11 (G. Madec) initialisation in C1D configuration
[4152]	14	!! 3.6 ! 2013 ( J. Simeon, C. Calone, G. Madec, C. Ethe ) Online coarsening of outputs
[6140]	15	!! 3.7 ! 2015-11 (G. Madec, A. Coward) time varying zgr by default
[3]	16	!!----------------------------------------------------------------------
[1438]	17
	18	!!----------------------------------------------------------------------
[6624]	19	!! dom_init : initialize the space and time domain
	20	!! dom_nam : read and contral domain namelists
	21	!! dom_ctl : control print for the ocean domain
[6717]	22	!! cfg_write : create the "domain_cfg.nc" file containing all required configuration information
[3]	23	!!----------------------------------------------------------------------
[6717]	24	USE oce ! ocean variables
	25	USE dom_oce ! domain: ocean
	26	USE sbc_oce ! surface boundary condition: ocean
	27	USE phycst ! physical constants
	28	USE usrdef_closea ! closed seas
	29	USE domhgr ! domain: set the horizontal mesh
	30	USE domzgr ! domain: set the vertical mesh
	31	USE dommsk ! domain: set the mask system
	32	USE domwri ! domain: write the meshmask file
	33	USE domvvl ! variable volume
	34	USE c1d ! 1D vertical configuration
	35	USE dyncor_c1d ! Coriolis term (c1d case) (cor_c1d routine)
[5836]	36	!
[6717]	37	USE in_out_manager ! I/O manager
	38	USE iom ! I/O library
	39	USE lbclnk ! ocean lateral boundary condition (or mpp link)
	40	USE lib_mpp ! distributed memory computing library
	41	USE wrk_nemo ! Memory Allocation
	42	USE timing ! Timing
[3]	43
	44	IMPLICIT NONE
	45	PRIVATE
	46
[1438]	47	PUBLIC dom_init ! called by opa.F90
[3]	48
[1438]	49	!!-------------------------------------------------------------------------
[2528]	50	!! NEMO/OPA 3.3 , NEMO Consortium (2010)
[888]	51	!! $Id$
[2528]	52	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
[1438]	53	!!-------------------------------------------------------------------------
[3]	54	CONTAINS
	55
	56	SUBROUTINE dom_init
	57	!!----------------------------------------------------------------------
	58	!! * ROUTINE dom_init *
	59	!!
	60	!! ** Purpose : Domain initialization. Call the routines that are
[1601]	61	!! required to create the arrays which define the space
	62	!! and time domain of the ocean model.
[3]	63	!!
[1601]	64	!! ** Method : - dom_msk: compute the masks from the bathymetry file
	65	!! - dom_hgr: compute or read the horizontal grid-point position
	66	!! and scale factors, and the coriolis factor
	67	!! - dom_zgr: define the vertical coordinate and the bathymetry
[6667]	68	!! - dom_wri: create the meshmask file if nn_msh=1
[2528]	69	!! - 1D configuration, move Coriolis, u and v at T-point
[3]	70	!!----------------------------------------------------------------------
[6667]	71	INTEGER :: ji, jj, jk ! dummy loop indices
	72	INTEGER :: iconf = 0 ! local integers
	73	CHARACTER (len=64) :: cform = "(A12, 3(A13, I7))"
[6904]	74	INTEGER , DIMENSION(jpi,jpj) :: ik_top , ik_bot ! top and bottom ocean level
	75	REAL(wp), DIMENSION(jpi,jpj) :: z1_hu_0, z1_hv_0
[3]	76	!!----------------------------------------------------------------------
[1601]	77	!
[3764]	78	IF( nn_timing == 1 ) CALL timing_start('dom_init')
[3294]	79	!
[6667]	80	IF(lwp) THEN ! Ocean domain Parameters (control print)
[3]	81	WRITE(numout,*)
	82	WRITE(numout,*) 'dom_init : domain initialization'
	83	WRITE(numout,*) '~~~~~~~~'
[6667]	84	!
[6624]	85	WRITE(numout,*) ' Domain info'
	86	WRITE(numout,*) ' dimension of model'
	87	WRITE(numout,*) ' Local domain Global domain Data domain '
[6717]	88	WRITE(numout,cform) ' ',' jpi : ', jpi, ' jpiglo : ', jpiglo
	89	WRITE(numout,cform) ' ',' jpj : ', jpj, ' jpjglo : ', jpjglo
	90	WRITE(numout,cform) ' ',' jpk : ', jpk, ' jpkglo : ', jpkglo
[6624]	91	WRITE(numout,cform) ' ' ,' jpij : ', jpij
	92	WRITE(numout,*) ' mpp local domain info (mpp)'
	93	WRITE(numout,*) ' jpni : ', jpni, ' jpreci : ', jpreci
	94	WRITE(numout,*) ' jpnj : ', jpnj, ' jprecj : ', jprecj
	95	WRITE(numout,*) ' jpnij : ', jpnij
	96	WRITE(numout,*) ' lateral boundary of the Global domain : jperio = ', jperio
	97	ENDIF
[4490]	98	!
[6667]	99	! !== Reference coordinate system ==!
	100	!
	101	CALL dom_nam ! read namelist ( namrun, namdom )
[6717]	102	CALL dom_clo( cp_cfg, jp_cfg ) ! Closed seas and lake
[6667]	103	CALL dom_hgr ! Horizontal mesh
	104	CALL dom_zgr( ik_top, ik_bot ) ! Vertical mesh and bathymetry
[6717]	105	IF( nn_closea == 0 ) CALL clo_bat( ik_top, ik_bot ) !== remove closed seas or lakes ==!
[6667]	106	CALL dom_msk( ik_top, ik_bot ) ! Masks
[6140]	107	!
[6667]	108	DO jj = 1, jpj ! depth of the iceshelves
	109	DO ji = 1, jpj
	110	risfdep(ji,jj) = gdepw_0(ji,jj,mikt(ji,jj))
	111	END DO
	112	END DO
	113	!
[6140]	114	ht_0(:,:) = e3t_0(:,:,1) * tmask(:,:,1) ! Reference ocean thickness
	115	hu_0(:,:) = e3u_0(:,:,1) * umask(:,:,1)
	116	hv_0(:,:) = e3v_0(:,:,1) * vmask(:,:,1)
	117	DO jk = 2, jpk
[4490]	118	ht_0(:,:) = ht_0(:,:) + e3t_0(:,:,jk) * tmask(:,:,jk)
	119	hu_0(:,:) = hu_0(:,:) + e3u_0(:,:,jk) * umask(:,:,jk)
	120	hv_0(:,:) = hv_0(:,:) + e3v_0(:,:,jk) * vmask(:,:,jk)
	121	END DO
	122	!
[6667]	123	! !== time varying part of coordinate system ==!
[1601]	124	!
[6904]	125	IF( ln_linssh ) THEN != Fix in time : set to the reference one for all
	126	!
[6140]	127	! before ! now ! after !
	128	; gdept_b = gdept_0 ; gdept_n = gdept_0 ! --- ! depth of grid-points
	129	; gdepw_b = gdepw_0 ; gdepw_n = gdepw_0 ! --- !
	130	; ; gde3w_n = gde3w_0 ! --- !
	131	!
	132	; e3t_b = e3t_0 ; e3t_n = e3t_0 ; e3t_a = e3t_0 ! scale factors
	133	; e3u_b = e3u_0 ; e3u_n = e3u_0 ; e3u_a = e3u_0 !
	134	; e3v_b = e3v_0 ; e3v_n = e3v_0 ; e3v_a = e3v_0 !
	135	; ; e3f_n = e3f_0 ! --- !
	136	; e3w_b = e3w_0 ; e3w_n = e3w_0 ! --- !
	137	; e3uw_b = e3uw_0 ; e3uw_n = e3uw_0 ! --- !
	138	; e3vw_b = e3vw_0 ; e3vw_n = e3vw_0 ! --- !
	139	!
	140	z1_hu_0(:,:) = ssumask(:,:) / ( hu_0(:,:) + 1._wp - ssumask(:,:) ) ! _i mask due to ISF
	141	z1_hv_0(:,:) = ssvmask(:,:) / ( hv_0(:,:) + 1._wp - ssvmask(:,:) )
	142	!
	143	! before ! now ! after !
	144	; ; ht_n = ht_0 ! ! water column thickness
	145	; hu_b = hu_0 ; hu_n = hu_0 ; hu_a = hu_0 !
	146	; hv_b = hv_0 ; hv_n = hv_0 ; hv_a = hv_0 !
	147	; r1_hu_b = z1_hu_0 ; r1_hu_n = z1_hu_0 ; r1_hu_a = z1_hu_0 ! inverse of water column thickness
	148	; r1_hv_b = z1_hv_0 ; r1_hv_n = z1_hv_0 ; r1_hv_a = z1_hv_0 !
	149	!
	150	!
[6904]	151	ELSE != time varying : initialize before/now/after variables
[6140]	152	!
	153	CALL dom_vvl_init
	154	!
	155	ENDIF
[2528]	156	!
[6140]	157	IF( lk_c1d ) CALL cor_c1d ! 1D configuration: Coriolis set at T-point
[4370]	158	!
[6667]	159	IF( nn_msh > 0 .AND. .NOT. ln_iscpl ) CALL dom_wri ! Create a domain file
	160	IF( nn_msh > 0 .AND. ln_iscpl .AND. .NOT. ln_rstart ) CALL dom_wri ! Create a domain file
[6140]	161	IF( .NOT.ln_rstart ) CALL dom_ctl ! Domain control
[1438]	162	!
[6624]	163
	164	IF(lwp) THEN
	165	WRITE(numout,*)
[6667]	166	WRITE(numout,*) 'dom_init : end of domain initialization nn_msh=', nn_msh
[6624]	167	WRITE(numout,*)
	168	ENDIF
	169	!
[6717]	170	IF( ln_write_cfg ) CALL cfg_write ! create the configuration file
[6624]	171	!
[3764]	172	IF( nn_timing == 1 ) CALL timing_stop('dom_init')
[3294]	173	!
[3]	174	END SUBROUTINE dom_init
	175
	176
	177	SUBROUTINE dom_nam
	178	!!----------------------------------------------------------------------
	179	!! * ROUTINE dom_nam *
	180	!!
	181	!! ** Purpose : read domaine namelists and print the variables.
	182	!!
	183	!! ** input : - namrun namelist
	184	!! - namdom namelist
[2528]	185	!! - namnc4 namelist ! "key_netcdf4" only
[3]	186	!!----------------------------------------------------------------------
	187	USE ioipsl
[6140]	188	NAMELIST/namrun/ cn_ocerst_indir, cn_ocerst_outdir, nn_stocklist, ln_rst_list, &
[6904]	189	& nn_no , cn_exp , cn_ocerst_in, cn_ocerst_out, ln_rstart , nn_rstctl , &
[6140]	190	& nn_it000, nn_itend , nn_date0 , nn_time0 , nn_leapy , nn_istate , &
	191	& nn_stock, nn_write , ln_mskland , ln_clobber , nn_chunksz, nn_euler , &
	192	& ln_cfmeta, ln_iscpl
[6667]	193	NAMELIST/namdom/ ln_linssh, nn_closea, nn_msh, rn_isfhmin, rn_rdt, rn_atfp, ln_crs
[2528]	194	#if defined key_netcdf4
	195	NAMELIST/namnc4/ nn_nchunks_i, nn_nchunks_j, nn_nchunks_k, ln_nc4zip
	196	#endif
[4147]	197	INTEGER :: ios ! Local integer output status for namelist read
[3]	198	!!----------------------------------------------------------------------
	199
[4147]	200	REWIND( numnam_ref ) ! Namelist namrun in reference namelist : Parameters of the run
	201	READ ( numnam_ref, namrun, IOSTAT = ios, ERR = 901)
[5836]	202	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namrun in reference namelist', lwp )
[4147]	203
	204	REWIND( numnam_cfg ) ! Namelist namrun in configuration namelist : Parameters of the run
	205	READ ( numnam_cfg, namrun, IOSTAT = ios, ERR = 902 )
[5836]	206	902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namrun in configuration namelist', lwp )
[4624]	207	IF(lwm) WRITE ( numond, namrun )
[1601]	208	!
	209	IF(lwp) THEN ! control print
[3]	210	WRITE(numout,*)
	211	WRITE(numout,*) 'dom_nam : domain initialization through namelist read'
	212	WRITE(numout,*) '~~~~~~~ '
[1601]	213	WRITE(numout,*) ' Namelist namrun'
	214	WRITE(numout,*) ' job number nn_no = ', nn_no
	215	WRITE(numout,*) ' experiment name for output cn_exp = ', cn_exp
[4147]	216	WRITE(numout,*) ' file prefix restart input cn_ocerst_in= ', cn_ocerst_in
[5341]	217	WRITE(numout,*) ' restart input directory cn_ocerst_indir= ', cn_ocerst_indir
[4147]	218	WRITE(numout,*) ' file prefix restart output cn_ocerst_out= ', cn_ocerst_out
[5341]	219	WRITE(numout,*) ' restart output directory cn_ocerst_outdir= ', cn_ocerst_outdir
[1601]	220	WRITE(numout,*) ' restart logical ln_rstart = ', ln_rstart
[4370]	221	WRITE(numout,*) ' start with forward time step nn_euler = ', nn_euler
[1604]	222	WRITE(numout,*) ' control of time step nn_rstctl = ', nn_rstctl
[1601]	223	WRITE(numout,*) ' number of the first time step nn_it000 = ', nn_it000
	224	WRITE(numout,*) ' number of the last time step nn_itend = ', nn_itend
	225	WRITE(numout,*) ' initial calendar date aammjj nn_date0 = ', nn_date0
[6140]	226	WRITE(numout,*) ' initial time of day in hhmm nn_time0 = ', nn_time0
[1601]	227	WRITE(numout,*) ' leap year calendar (0/1) nn_leapy = ', nn_leapy
	228	WRITE(numout,*) ' initial state output nn_istate = ', nn_istate
[5341]	229	IF( ln_rst_list ) THEN
	230	WRITE(numout,*) ' list of restart dump times nn_stocklist =', nn_stocklist
	231	ELSE
	232	WRITE(numout,*) ' frequency of restart file nn_stock = ', nn_stock
	233	ENDIF
[1601]	234	WRITE(numout,*) ' frequency of output file nn_write = ', nn_write
	235	WRITE(numout,*) ' mask land points ln_mskland = ', ln_mskland
[5363]	236	WRITE(numout,*) ' additional CF standard metadata ln_cfmeta = ', ln_cfmeta
[1601]	237	WRITE(numout,*) ' overwrite an existing file ln_clobber = ', ln_clobber
	238	WRITE(numout,*) ' NetCDF chunksize (bytes) nn_chunksz = ', nn_chunksz
[6140]	239	WRITE(numout,*) ' IS coupling at the restart step ln_iscpl = ', ln_iscpl
[3]	240	ENDIF
	241
[1601]	242	no = nn_no ! conversion DOCTOR names into model names (this should disappear soon)
	243	cexper = cn_exp
	244	nrstdt = nn_rstctl
	245	nit000 = nn_it000
	246	nitend = nn_itend
	247	ndate0 = nn_date0
	248	nleapy = nn_leapy
	249	ninist = nn_istate
	250	nstock = nn_stock
[5341]	251	nstocklist = nn_stocklist
[1601]	252	nwrite = nn_write
[4370]	253	neuler = nn_euler
[5341]	254	IF ( neuler == 1 .AND. .NOT. ln_rstart ) THEN
[4370]	255	WRITE(ctmp1,*) 'ln_rstart =.FALSE., nn_euler is forced to 0 '
	256	CALL ctl_warn( ctmp1 )
	257	neuler = 0
	258	ENDIF
[1601]	259	! ! control of output frequency
[1335]	260	IF ( nstock == 0 .OR. nstock > nitend ) THEN
[1601]	261	WRITE(ctmp1,*) 'nstock = ', nstock, ' it is forced to ', nitend
[783]	262	CALL ctl_warn( ctmp1 )
[1335]	263	nstock = nitend
[3]	264	ENDIF
	265	IF ( nwrite == 0 ) THEN
[1601]	266	WRITE(ctmp1,*) 'nwrite = ', nwrite, ' it is forced to ', nitend
[783]	267	CALL ctl_warn( ctmp1 )
	268	nwrite = nitend
[3]	269	ENDIF
	270
[2528]	271	#if defined key_agrif
[1601]	272	IF( Agrif_Root() ) THEN
[2528]	273	#endif
	274	SELECT CASE ( nleapy ) ! Choose calendar for IOIPSL
	275	CASE ( 1 )
	276	CALL ioconf_calendar('gregorian')
	277	IF(lwp) WRITE(numout,*) ' The IOIPSL calendar is "gregorian", i.e. leap year'
	278	CASE ( 0 )
	279	CALL ioconf_calendar('noleap')
	280	IF(lwp) WRITE(numout,*) ' The IOIPSL calendar is "noleap", i.e. no leap year'
	281	CASE ( 30 )
	282	CALL ioconf_calendar('360d')
	283	IF(lwp) WRITE(numout,*) ' The IOIPSL calendar is "360d", i.e. 360 days in a year'
	284	END SELECT
	285	#if defined key_agrif
[1601]	286	ENDIF
[2528]	287	#endif
[3]	288
[4147]	289	REWIND( numnam_ref ) ! Namelist namdom in reference namelist : space & time domain (bathymetry, mesh, timestep)
	290	READ ( numnam_ref, namdom, IOSTAT = ios, ERR = 903)
	291	903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdom in reference namelist', lwp )
[4152]	292
	293	!
[4147]	294	REWIND( numnam_cfg ) ! Namelist namdom in configuration namelist : space & time domain (bathymetry, mesh, timestep)
	295	READ ( numnam_cfg, namdom, IOSTAT = ios, ERR = 904 )
	296	904 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdom in configuration namelist', lwp )
[4624]	297	IF(lwm) WRITE ( numond, namdom )
[5836]	298	!
[3]	299	IF(lwp) THEN
[72]	300	WRITE(numout,*)
[1601]	301	WRITE(numout,*) ' Namelist namdom : space & time domain'
[6667]	302	WRITE(numout,*) ' linear free surface (=T) ln_linssh = ', ln_linssh
	303	WRITE(numout,*) ' suppression of closed seas (=0) nn_closea = ', nn_closea
	304	WRITE(numout,*) ' create mesh/mask file(s) nn_msh = ', nn_msh
[2528]	305	WRITE(numout,*) ' = 0 no file created '
	306	WRITE(numout,*) ' = 1 mesh_mask '
	307	WRITE(numout,*) ' = 2 mesh and mask '
	308	WRITE(numout,*) ' = 3 mesh_hgr, msh_zgr and mask'
[6667]	309	WRITE(numout,*) ' treshold to open the isf cavity rn_isfhmin = ', rn_isfhmin, ' (m)'
	310	WRITE(numout,*) ' ocean time step rn_rdt = ', rn_rdt
	311	WRITE(numout,*) ' asselin time filter parameter rn_atfp = ', rn_atfp
	312	WRITE(numout,*) ' online coarsening of dynamical fields ln_crs = ', ln_crs
[223]	313	ENDIF
[6624]	314
	315	call flush( numout )
[5836]	316	!
[6667]	317	! ! ! conversion DOCTOR names into model names (this should disappear soon)
[1601]	318	atfp = rn_atfp
	319	rdt = rn_rdt
	320
[2528]	321	#if defined key_netcdf4
	322	! ! NetCDF 4 case ("key_netcdf4" defined)
[4147]	323	REWIND( numnam_ref ) ! Namelist namnc4 in reference namelist : NETCDF
	324	READ ( numnam_ref, namnc4, IOSTAT = ios, ERR = 907)
	325	907 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namnc4 in reference namelist', lwp )
	326
	327	REWIND( numnam_cfg ) ! Namelist namnc4 in configuration namelist : NETCDF
	328	READ ( numnam_cfg, namnc4, IOSTAT = ios, ERR = 908 )
	329	908 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namnc4 in configuration namelist', lwp )
[4624]	330	IF(lwm) WRITE( numond, namnc4 )
[4147]	331
[2528]	332	IF(lwp) THEN ! control print
	333	WRITE(numout,*)
	334	WRITE(numout,*) ' Namelist namnc4 - Netcdf4 chunking parameters'
	335	WRITE(numout,*) ' number of chunks in i-dimension nn_nchunks_i = ', nn_nchunks_i
	336	WRITE(numout,*) ' number of chunks in j-dimension nn_nchunks_j = ', nn_nchunks_j
	337	WRITE(numout,*) ' number of chunks in k-dimension nn_nchunks_k = ', nn_nchunks_k
	338	WRITE(numout,*) ' apply netcdf4/hdf5 chunking & compression ln_nc4zip = ', ln_nc4zip
	339	ENDIF
[1601]	340
[2528]	341	! Put the netcdf4 settings into a simple structure (snc4set, defined in in_out_manager module)
	342	! Note the chunk size in the unlimited (time) dimension will be fixed at 1
	343	snc4set%ni = nn_nchunks_i
	344	snc4set%nj = nn_nchunks_j
	345	snc4set%nk = nn_nchunks_k
	346	snc4set%luse = ln_nc4zip
	347	#else
	348	snc4set%luse = .FALSE. ! No NetCDF 4 case
	349	#endif
[1438]	350	!
[3]	351	END SUBROUTINE dom_nam
	352
	353
	354	SUBROUTINE dom_ctl
	355	!!----------------------------------------------------------------------
	356	!! * ROUTINE dom_ctl *
	357	!!
	358	!! ** Purpose : Domain control.
	359	!!
	360	!! ** Method : compute and print extrema of masked scale factors
	361	!!----------------------------------------------------------------------
	362	INTEGER :: iimi1, ijmi1, iimi2, ijmi2, iima1, ijma1, iima2, ijma2
[1601]	363	INTEGER, DIMENSION(2) :: iloc !
[3]	364	REAL(wp) :: ze1min, ze1max, ze2min, ze2max
	365	!!----------------------------------------------------------------------
[1601]	366	!
	367	IF(lk_mpp) THEN
[4990]	368	CALL mpp_minloc( e1t(:,:), tmask_i(:,:), ze1min, iimi1,ijmi1 )
	369	CALL mpp_minloc( e2t(:,:), tmask_i(:,:), ze2min, iimi2,ijmi2 )
	370	CALL mpp_maxloc( e1t(:,:), tmask_i(:,:), ze1max, iima1,ijma1 )
	371	CALL mpp_maxloc( e2t(:,:), tmask_i(:,:), ze2max, iima2,ijma2 )
[181]	372	ELSE
[4990]	373	ze1min = MINVAL( e1t(:,:), mask = tmask_i(:,:) == 1._wp )
	374	ze2min = MINVAL( e2t(:,:), mask = tmask_i(:,:) == 1._wp )
	375	ze1max = MAXVAL( e1t(:,:), mask = tmask_i(:,:) == 1._wp )
	376	ze2max = MAXVAL( e2t(:,:), mask = tmask_i(:,:) == 1._wp )
[6667]	377	!
[4990]	378	iloc = MINLOC( e1t(:,:), mask = tmask_i(:,:) == 1._wp )
[181]	379	iimi1 = iloc(1) + nimpp - 1
	380	ijmi1 = iloc(2) + njmpp - 1
[4990]	381	iloc = MINLOC( e2t(:,:), mask = tmask_i(:,:) == 1._wp )
[181]	382	iimi2 = iloc(1) + nimpp - 1
	383	ijmi2 = iloc(2) + njmpp - 1
[4990]	384	iloc = MAXLOC( e1t(:,:), mask = tmask_i(:,:) == 1._wp )
[181]	385	iima1 = iloc(1) + nimpp - 1
	386	ijma1 = iloc(2) + njmpp - 1
[4990]	387	iloc = MAXLOC( e2t(:,:), mask = tmask_i(:,:) == 1._wp )
[181]	388	iima2 = iloc(1) + nimpp - 1
	389	ijma2 = iloc(2) + njmpp - 1
[32]	390	ENDIF
[3]	391	IF(lwp) THEN
[1601]	392	WRITE(numout,*)
	393	WRITE(numout,*) 'dom_ctl : extrema of the masked scale factors'
	394	WRITE(numout,*) '~~~~~~~'
[181]	395	WRITE(numout,"(14x,'e1t maxi: ',1f10.2,' at i = ',i5,' j= ',i5)") ze1max, iima1, ijma1
	396	WRITE(numout,"(14x,'e1t mini: ',1f10.2,' at i = ',i5,' j= ',i5)") ze1min, iimi1, ijmi1
	397	WRITE(numout,"(14x,'e2t maxi: ',1f10.2,' at i = ',i5,' j= ',i5)") ze2max, iima2, ijma2
	398	WRITE(numout,"(14x,'e2t mini: ',1f10.2,' at i = ',i5,' j= ',i5)") ze2min, iimi2, ijmi2
[3]	399	ENDIF
[1438]	400	!
[3]	401	END SUBROUTINE dom_ctl
	402
[5836]	403
[6717]	404	SUBROUTINE cfg_write
[6624]	405	!!----------------------------------------------------------------------
[6717]	406	!! * ROUTINE cfg_write *
[6624]	407	!!
[6717]	408	!! ** Purpose : Create the "domain_cfg" file, a NetCDF file which
	409	!! contains all the ocean domain informations required to
	410	!! define an ocean configuration.
[6624]	411	!!
[6717]	412	!! ** Method : Write in a file all the arrays required to set up an
	413	!! ocean configuration.
[6624]	414	!!
[6717]	415	!! ** output file : domain_cfg.nc : domain size, characteristics, horizontal mesh,
	416	!! Coriolis parameter, depth and vertical scale factors
[6624]	417	!!----------------------------------------------------------------------
	418	INTEGER :: ji, jj, jk ! dummy loop indices
	419	INTEGER :: izco, izps, isco, icav
	420	INTEGER :: inum ! temprary units for 'domain_cfg.nc' file
	421	CHARACTER(len=21) :: clnam ! filename (mesh and mask informations)
[6667]	422	REAL(wp), DIMENSION(jpi,jpj) :: z2d ! workspace
[6624]	423	!!----------------------------------------------------------------------
	424	!
	425	IF(lwp) WRITE(numout,*)
[6717]	426	IF(lwp) WRITE(numout,*) 'cfg_write : create the "domain_cfg.nc" file containing all required configuration information'
	427	IF(lwp) WRITE(numout,*) '~~~~~~~~~'
[6624]	428	!
	429	! ! ============================= !
	430	! ! create 'domain_cfg.nc' file !
	431	! ! ============================= !
	432	!
	433	clnam = 'domain_cfg' ! filename (configuration information)
	434	CALL iom_open( TRIM(clnam), inum, ldwrt = .TRUE., kiolib = jprstlib )
	435
	436	! !== global domain size ==!
[6667]	437	!
[6624]	438	CALL iom_rstput( 0, 0, inum, 'jpiglo', REAL( jpiglo, wp), ktype = jp_i4 )
	439	CALL iom_rstput( 0, 0, inum, 'jpjglo', REAL( jpjglo, wp), ktype = jp_i4 )
	440	CALL iom_rstput( 0, 0, inum, 'jpkglo', REAL( jpk , wp), ktype = jp_i4 )
[6667]	441	!
[6624]	442	! !== domain characteristics ==!
[6667]	443	!
[6624]	444	! ! lateral boundary of the global domain
	445	CALL iom_rstput( 0, 0, inum, 'jperio', REAL( jperio, wp), ktype = jp_i4 )
[6667]	446	!
[6624]	447	! ! type of vertical coordinate
	448	IF( ln_zco ) THEN ; izco = 1 ; ELSE ; izco = 0 ; ENDIF
	449	IF( ln_zps ) THEN ; izps = 1 ; ELSE ; izps = 0 ; ENDIF
	450	IF( ln_sco ) THEN ; isco = 1 ; ELSE ; isco = 0 ; ENDIF
	451	CALL iom_rstput( 0, 0, inum, 'ln_zco' , REAL( izco, wp), ktype = jp_i4 )
	452	CALL iom_rstput( 0, 0, inum, 'ln_zps' , REAL( izps, wp), ktype = jp_i4 )
	453	CALL iom_rstput( 0, 0, inum, 'ln_sco' , REAL( isco, wp), ktype = jp_i4 )
[6667]	454	!
[6624]	455	! ! ocean cavities under iceshelves
	456	IF( ln_isfcav ) THEN ; icav = 1 ; ELSE ; icav = 0 ; ENDIF
	457	CALL iom_rstput( 0, 0, inum, 'ln_isfcav', REAL( icav, wp), ktype = jp_i4 )
[6667]	458	!
[6624]	459	! !== horizontal mesh !
	460	!
	461	CALL iom_rstput( 0, 0, inum, 'glamt', glamt, ktype = jp_r8 ) ! latitude
	462	CALL iom_rstput( 0, 0, inum, 'glamu', glamu, ktype = jp_r8 )
	463	CALL iom_rstput( 0, 0, inum, 'glamv', glamv, ktype = jp_r8 )
	464	CALL iom_rstput( 0, 0, inum, 'glamf', glamf, ktype = jp_r8 )
	465	!
	466	CALL iom_rstput( 0, 0, inum, 'gphit', gphit, ktype = jp_r8 ) ! longitude
	467	CALL iom_rstput( 0, 0, inum, 'gphiu', gphiu, ktype = jp_r8 )
	468	CALL iom_rstput( 0, 0, inum, 'gphiv', gphiv, ktype = jp_r8 )
	469	CALL iom_rstput( 0, 0, inum, 'gphif', gphif, ktype = jp_r8 )
	470	!
	471	CALL iom_rstput( 0, 0, inum, 'e1t' , e1t , ktype = jp_r8 ) ! i-scale factors (e1.)
	472	CALL iom_rstput( 0, 0, inum, 'e1u' , e1u , ktype = jp_r8 )
	473	CALL iom_rstput( 0, 0, inum, 'e1v' , e1v , ktype = jp_r8 )
	474	CALL iom_rstput( 0, 0, inum, 'e1f' , e1f , ktype = jp_r8 )
	475	!
	476	CALL iom_rstput( 0, 0, inum, 'e2t' , e2t , ktype = jp_r8 ) ! j-scale factors (e2.)
	477	CALL iom_rstput( 0, 0, inum, 'e2u' , e2u , ktype = jp_r8 )
	478	CALL iom_rstput( 0, 0, inum, 'e2v' , e2v , ktype = jp_r8 )
	479	CALL iom_rstput( 0, 0, inum, 'e2f' , e2f , ktype = jp_r8 )
	480	!
	481	CALL iom_rstput( 0, 0, inum, 'ff_f' , ff_f , ktype = jp_r8 ) ! coriolis factor
	482	CALL iom_rstput( 0, 0, inum, 'ff_t' , ff_t , ktype = jp_r8 )
[6667]	483	!
[6624]	484	! !== vertical mesh - 3D mask ==!
	485	!
	486	CALL iom_rstput( 0, 0, inum, 'gdept_1d', gdept_1d, ktype = jp_r8 ) ! reference 1D-coordinate
	487	CALL iom_rstput( 0, 0, inum, 'gdepw_1d', gdepw_1d, ktype = jp_r8 )
	488	CALL iom_rstput( 0, 0, inum, 'e3t_1d' , e3t_1d , ktype = jp_r8 )
	489	CALL iom_rstput( 0, 0, inum, 'e3w_1d' , e3w_1d , ktype = jp_r8 )
	490	!
	491	CALL iom_rstput( 0, 0, inum, 'gdept_0' , gdept_0 , ktype = jp_r8 ) ! depth (t- & w-points)
	492	CALL iom_rstput( 0, 0, inum, 'gdepw_0' , gdepw_0 , ktype = jp_r8 )
	493	!
	494	CALL iom_rstput( 0, 0, inum, 'e3t_0' , e3t_0 , ktype = jp_r8 ) ! vertical scale factors (e
	495	CALL iom_rstput( 0, 0, inum, 'e3u_0' , e3u_0 , ktype = jp_r8 )
	496	CALL iom_rstput( 0, 0, inum, 'e3v_0' , e3v_0 , ktype = jp_r8 )
[6667]	497	CALL iom_rstput( 0, 0, inum, 'e3f_0' , e3f_0 , ktype = jp_r8 )
[6624]	498	CALL iom_rstput( 0, 0, inum, 'e3w_0' , e3w_0 , ktype = jp_r8 )
[6667]	499	CALL iom_rstput( 0, 0, inum, 'e3uw_0' , e3uw_0 , ktype = jp_r8 )
	500	CALL iom_rstput( 0, 0, inum, 'e3vw_0' , e3vw_0 , ktype = jp_r8 )
	501	!
[6904]	502	! !== ocean top and bottom level ==! (caution: multiplied by ssmask)
[6624]	503	!
[6667]	504	CALL iom_rstput( 0, 0, inum, 'bottom level' , REAL( mbkt, wp )*ssmask , ktype = jp_i4 ) ! nb of ocean T-points
	505	CALL iom_rstput( 0, 0, inum, 'top level' , REAL( mikt, wp )*ssmask , ktype = jp_i4 ) ! nb of ocean T-points (ISF)
	506	!
	507	IF( ln_sco ) THEN ! s-coordinate: store grid stiffness ratio (Not required anyway)
	508	CALL dom_stiff( z2d )
	509	CALL iom_rstput( 0, 0, inum, 'stiffness', z2d ) ! ! Max. grid stiffness ratio
	510	ENDIF
	511	!
[6624]	512	! ! ============================
	513	! ! close the files
	514	! ! ============================
	515	CALL iom_close( inum )
	516	!
[6717]	517	END SUBROUTINE cfg_write
[6624]	518
[3]	519	!!======================================================================
	520	END MODULE domain

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