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nemogcm.F90 in NEMO/trunk/src/OFF – NEMO

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source: NEMO/trunk/src/OFF/nemogcm.F90 @ 13286

Last change on this file since 13286 was 13286, checked in by smasson, 4 years ago
trunk: merge extra halos branch in trunk, see #2366
Property svn:keywords set to `Id`
File size: 25.9 KB

Rev	Line
[2574]	1	MODULE nemogcm
	2	!!======================================================================
	3	!! * MODULE nemogcm *
	4	!! Off-line Ocean : passive tracer evolution, dynamics read in files
	5	!!======================================================================
	6	!! History : 3.3 ! 2010-05 (C. Ethe) Full reorganization of the off-line: phasing with the on-line
[7646]	7	!! 3.4 ! 2011-01 (C. Ethe, A. R. Porter, STFC Daresbury) dynamical allocation
	8	!! 4.0 ! 2016-10 (C. Ethe, G. Madec, S. Flavoni) domain configuration / user defined interface
[12377]	9	!! 4.1 ! 2019-08 (A. Coward, D. Storkey) rewrite in preparation for new timestepping scheme
[2574]	10	!!----------------------------------------------------------------------
	11
	12	!!----------------------------------------------------------------------
[9213]	13	!! nemo_gcm : off-line: solve ocean tracer only
	14	!! nemo_gcm : solve ocean dynamics, tracer, biogeochemistry and/or sea-ice
	15	!! nemo_init : initialization of the NEMO system
	16	!! nemo_ctl : initialisation of the contol print
	17	!! nemo_closefile: close remaining open files
	18	!! nemo_alloc : dynamical allocation
	19	!! istate_init : simple initialization to zero of ocean fields
	20	!! stp_ctl : reduced step control (no dynamics in off-line)
[2574]	21	!!----------------------------------------------------------------------
[9213]	22	USE dom_oce ! ocean space domain variables
	23	USE oce ! dynamics and tracers variables
	24	USE trc_oce ! Shared ocean/passive tracers variables
	25	USE c1d ! 1D configuration
	26	USE domain ! domain initialization from coordinate & bathymetry (dom_init routine)
	27	USE closea ! treatment of closed seas (for ln_closea)
	28	USE usrdef_nam ! user defined configuration
	29	USE eosbn2 ! equation of state (eos bn2 routine)
[13237]	30	#if defined key_qco
	31	USE domqco ! tools for scale factor (dom_qco_r3c routine)
	32	#endif
[13286]	33	USE bdyini ! open boundary cond. setting (bdy_init routine)
[2574]	34	! ! ocean physics
[9213]	35	USE ldftra ! lateral diffusivity setting (ldf_tra_init routine)
	36	USE ldfslp ! slopes of neutral surfaces (ldf_slp_init routine)
[9751]	37	USE traqsr ! solar radiation penetration (tra_qsr_init routine)
[9213]	38	USE trabbl ! bottom boundary layer (tra_bbl_init routine)
	39	USE traldf ! lateral physics (tra_ldf_init routine)
	40	USE sbcmod ! surface boundary condition (sbc_init routine)
	41	USE phycst ! physical constant (par_cst routine)
	42	USE dtadyn ! Lecture and Interpolation of the dynamical fields
	43	USE trcini ! Initilization of the passive tracers
	44	USE daymod ! calendar (day routine)
	45	USE trcstp ! passive tracer time-stepping (trc_stp routine)
	46	USE dtadyn ! Lecture and interpolation of the dynamical fields
[7646]	47	! ! Passive tracers needs
[9213]	48	USE trc ! passive tracer : variables
	49	USE trcnam ! passive tracer : namelist
	50	USE trcrst ! passive tracer restart
	51	USE diaptr ! Need to initialise this as some variables are used in if statements later
	52	USE sbc_oce , ONLY : ln_rnf
	53	USE sbcrnf ! surface boundary condition : runoffs
[2574]	54	! ! I/O & MPP
[9213]	55	USE iom ! I/O library
	56	USE in_out_manager ! I/O manager
	57	USE mppini ! shared/distributed memory setting (mpp_init routine)
	58	USE lib_mpp ! distributed memory computing
[2574]	59	#if defined key_iomput
[9213]	60	USE xios ! xIOserver
[2574]	61	#endif
[9213]	62	USE prtctl ! Print control (prt_ctl_init routine)
	63	USE timing ! Timing
	64	USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined)
[13286]	65	USE lbcnfd , ONLY : isendto, nsndto ! Setup of north fold exchanges
[12377]	66	USE step, ONLY : Nbb, Nnn, Naa, Nrhs ! time level indices
[13286]	67	USE halo_mng
[2574]	68
	69	IMPLICIT NONE
	70	PRIVATE
	71
	72	PUBLIC nemo_gcm ! called by nemo.F90
	73
	74	CHARACTER (len=64) :: cform_aaa="( /, 'AAAAAAAA', / ) " ! flag for output listing
	75
	76	!!----------------------------------------------------------------------
[9213]	77	!! NEMO/OFF 4.0 , NEMO Consortium (2018)
[5215]	78	!! $Id$
[10068]	79	!! Software governed by the CeCILL license (see ./LICENSE)
[2574]	80	!!----------------------------------------------------------------------
	81	CONTAINS
	82
	83	SUBROUTINE nemo_gcm
	84	!!----------------------------------------------------------------------
	85	!! * ROUTINE nemo_gcm *
	86	!!
[9213]	87	!! ** Purpose : NEMO solves the primitive equations on an orthogonal
	88	!! curvilinear mesh on the sphere.
[2574]	89	!!
	90	!! ** Method : - model general initialization
	91	!! - launch the time-stepping (dta_dyn and trc_stp)
	92	!! - finalize the run by closing files and communications
	93	!!
	94	!! References : Madec, Delecluse,Imbard, and Levy, 1997: internal report, IPSL.
	95	!! Madec, 2008, internal report, IPSL.
	96	!!----------------------------------------------------------------------
[12933]	97	INTEGER :: istp ! time step index
[2574]	98	!!----------------------------------------------------------------------
	99
	100	CALL nemo_init ! Initializations
	101
	102	! check that all process are still there... If some process have an error,
	103	! they will never enter in step and other processes will wait until the end of the cpu time!
[10425]	104	CALL mpp_max( 'nemogcm', nstop )
[2574]	105
	106	! !-----------------------!
	107	! !== time stepping ==!
	108	! !-----------------------!
	109	istp = nit000
[6140]	110	!
[9213]	111	IF( ln_rnf ) CALL sbc_rnf(istp) ! runoffs initialization
[3827]	112	!
[9213]	113	CALL iom_init( cxios_context ) ! iom_put initialization (must be done after nemo_init for AGRIF+XIOS+OASIS)
[3827]	114	!
[9213]	115	DO WHILE ( istp <= nitend .AND. nstop == 0 ) !== OFF time-stepping ==!
[2574]	116	!
[7646]	117	IF( istp /= nit000 ) CALL day ( istp ) ! Calendar (day was already called at nit000 in day_init)
[9539]	118	CALL iom_setkt ( istp - nit000 + 1, cxios_context ) ! say to iom that we are at time step kstp
[10222]	119	#if defined key_sed_off
[12377]	120	CALL dta_dyn_sed( istp, Nnn ) ! Interpolation of the dynamical fields
[10222]	121	#else
[12377]	122	CALL dta_dyn ( istp, Nbb, Nnn, Naa ) ! Interpolation of the dynamical fields
[12026]	123	#endif
[13237]	124	#if ! defined key_sed_off
	125	IF( .NOT.ln_linssh ) THEN
	126	CALL dta_dyn_atf( istp, Nbb, Nnn, Naa ) ! time filter of sea surface height and vertical scale factors
	127	# if defined key_qco
	128	CALL dom_qco_r3c( ssh(:,:,Kmm), r3t_f, r3u_f, r3v_f )
	129	# endif
	130	ENDIF
[12377]	131	CALL trc_stp ( istp, Nbb, Nnn, Nrhs, Naa ) ! time-stepping
[13237]	132	# if defined key_qco
	133	!r3t(:,:,Kmm) = r3t_f(:,:) ! update ssh to h0 ratio
	134	!r3u(:,:,Kmm) = r3u_f(:,:)
	135	!r3v(:,:,Kmm) = r3v_f(:,:)
	136	# endif
[10222]	137	#endif
[12377]	138	! Swap time levels
	139	Nrhs = Nbb
	140	Nbb = Nnn
	141	Nnn = Naa
	142	Naa = Nrhs
	143	!
[13237]	144	#if ! defined key_qco
[12377]	145	#if ! defined key_sed_off
	146	IF( .NOT.ln_linssh ) CALL dta_dyn_sf_interp( istp, Nnn ) ! calculate now grid parameters
	147	#endif
[13237]	148	#endif
[12933]	149	CALL stp_ctl ( istp ) ! Time loop: control and print
[2574]	150	istp = istp + 1
	151	END DO
[9213]	152	!
[3769]	153	#if defined key_iomput
[5504]	154	CALL iom_context_finalize( cxios_context ) ! needed for XIOS+AGRIF
[3769]	155	#endif
[2574]	156
	157	! !------------------------!
	158	! !== finalize the run ==!
	159	! !------------------------!
	160	IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA
	161
	162	IF( nstop /= 0 .AND. lwp ) THEN ! error print
[11536]	163	WRITE(ctmp1,*) ' ==>>> nemo_gcm: a total of ', nstop, ' errors have been found'
[13011]	164	WRITE(ctmp2,) ' Look for "E R R O R" messages in all existing ocean_output files'
	165	CALL ctl_stop( ' ', ctmp1, ' ', ctmp2 )
[2574]	166	ENDIF
	167	!
[9124]	168	IF( ln_timing ) CALL timing_finalize
[3294]	169	!
[2574]	170	CALL nemo_closefile
	171	!
[9213]	172	#if defined key_iomput
	173	CALL xios_finalize ! end mpp communications with xios
	174	#else
	175	IF( lk_mpp ) CALL mppstop ! end mpp communications
	176	#endif
[2574]	177	!
[11536]	178	IF(lwm) THEN
	179	IF( nstop == 0 ) THEN ; STOP 0
	180	ELSE ; STOP 123
	181	ENDIF
	182	ENDIF
	183	!
[2574]	184	END SUBROUTINE nemo_gcm
	185
	186
	187	SUBROUTINE nemo_init
	188	!!----------------------------------------------------------------------
[9213]	189	!! * ROUTINE nemo_init *
[2574]	190	!!
	191	!! ** Purpose : initialization of the nemo model in off-line mode
	192	!!----------------------------------------------------------------------
[11536]	193	INTEGER :: ios, ilocal_comm ! local integers
[2574]	194	!!
[13286]	195	NAMELIST/namctl/ sn_cfctl, ln_timing, ln_diacfl, &
	196	& nn_isplt, nn_jsplt, nn_ictls, nn_ictle, nn_jctls, nn_jctle
[9213]	197	NAMELIST/namcfg/ ln_read_cfg, cn_domcfg, ln_closea, ln_write_cfg, cn_domcfg_out, ln_use_jattr
[2574]	198	!!----------------------------------------------------------------------
[9213]	199	!
[5407]	200	cxios_context = 'nemo'
[13286]	201	nn_hls = 1
[3716]	202	!
[11536]	203	! !-------------------------------------------------!
	204	! ! set communicator & select the local rank !
	205	! ! must be done as soon as possible to get narea !
	206	! !-------------------------------------------------!
[2574]	207	!
[11536]	208	#if defined key_iomput
	209	CALL xios_initialize( "for_xios_mpi_id", return_comm=ilocal_comm ) ! nemo local communicator given by xios
	210	CALL mpp_start( ilocal_comm )
	211	#else
	212	CALL mpp_start( )
	213	#endif
	214	!
	215	narea = mpprank + 1 ! mpprank: the rank of proc (0 --> mppsize -1 )
	216	lwm = (narea == 1) ! control of output namelists
	217	!
	218	! !---------------------------------------------------------------!
	219	! ! Open output files, reference and configuration namelist files !
	220	! !---------------------------------------------------------------!
	221	!
	222	! open ocean.output as soon as possible to get all output prints (including errors messages)
	223	IF( lwm ) CALL ctl_opn( numout, 'ocean.output', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, -1, .FALSE. )
	224	! open reference and configuration namelist files
[12377]	225	CALL load_nml( numnam_ref, 'namelist_ref', -1, lwm )
	226	CALL load_nml( numnam_cfg, 'namelist_cfg', -1, lwm )
[11536]	227	IF( lwm ) CALL ctl_opn( numond, 'output.namelist.dyn', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, -1, .FALSE. )
	228	! open /dev/null file to be able to supress output write easily
[12641]	229	IF( Agrif_Root() ) THEN
[11536]	230	CALL ctl_opn( numnul, '/dev/null', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, -1, .FALSE. )
[12641]	231	#ifdef key_agrif
	232	ELSE
	233	numnul = Agrif_Parent(numnul)
	234	#endif
	235	ENDIF
[11536]	236	!
	237	! !--------------------!
[12377]	238	! ! Open listing units ! -> need sn_cfctl from namctl to define lwp
[11536]	239	! !--------------------!
	240	!
[4147]	241	READ ( numnam_ref, namctl, IOSTAT = ios, ERR = 901 )
[11536]	242	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namctl in reference namelist' )
[4147]	243	READ ( numnam_cfg, namctl, IOSTAT = ios, ERR = 902 )
[11536]	244	902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namctl in configuration namelist' )
[4147]	245	!
[12377]	246	! finalize the definition of namctl variables
[12933]	247	IF( narea < sn_cfctl%procmin .OR. narea > sn_cfctl%procmax .OR. MOD( narea - sn_cfctl%procmin, sn_cfctl%procincr ) /= 0 ) &
	248	& CALL nemo_set_cfctl( sn_cfctl, .FALSE. )
[7646]	249	!
[12377]	250	lwp = (narea == 1) .OR. sn_cfctl%l_oceout ! control of all listing output print
	251	!
[2574]	252	IF(lwp) THEN ! open listing units
	253	!
[11536]	254	IF( .NOT. lwm ) & ! alreay opened for narea == 1
	255	& CALL ctl_opn( numout, 'ocean.output', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, -1, .FALSE., narea )
[2574]	256	!
	257	WRITE(numout,*)
[11536]	258	WRITE(numout,*) ' CNRS - NERC - Met OFFICE - MERCATOR-ocean - CMCC'
[2574]	259	WRITE(numout,*) ' NEMO team'
[9213]	260	WRITE(numout,*) ' Off-line TOP Model'
[10570]	261	WRITE(numout,*) ' NEMO version 4.0 (2019) '
[2574]	262	WRITE(numout,*)
[10570]	263	WRITE(numout,*) " ._ ._ ._ ._ ._ "
	264	WRITE(numout,*) " _.-._)`\_.-._)`\_.-._)`\_.-._)`\_.-._)`\_ "
[2574]	265	WRITE(numout,*)
[10570]	266	WRITE(numout,*) " o _, _, "
	267	WRITE(numout,*) " o .' ( .-' / "
	268	WRITE(numout,*) " o _/..._'. .' / "
	269	WRITE(numout,*) " ( o .-'` ` '-./ _.' "
	270	WRITE(numout,*) " ) ( o) ;= <_ ( "
	271	WRITE(numout,*) " ( '-.,\\__ __.-;`\ '. ) "
	272	WRITE(numout,*) " ) ) \) \|`\ \) '. \ ( ( "
	273	WRITE(numout,*) " ( ( \_/ '-._\ ) ) "
	274	WRITE(numout,*) " ) ) ` ( ( "
	275	WRITE(numout,*) " ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ "
	276	WRITE(numout,*)
[2574]	277	!
[9213]	278	WRITE(numout,cform_aaa) ! Flag AAAAAAA
	279	!
[2574]	280	ENDIF
[10457]	281	!
[11536]	282	IF(lwm) WRITE( numond, namctl )
	283	!
	284	! !------------------------------------!
	285	! ! Set global domain size parameters !
	286	! !------------------------------------!
	287	!
	288	READ ( numnam_ref, namcfg, IOSTAT = ios, ERR = 903 )
	289	903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namcfg in reference namelist' )
	290	READ ( numnam_cfg, namcfg, IOSTAT = ios, ERR = 904 )
	291	904 IF( ios > 0 ) CALL ctl_nam ( ios , 'namcfg in configuration namelist' )
	292	!
	293	IF( ln_read_cfg ) THEN ! Read sizes in domain configuration file
[13286]	294	CALL domain_cfg ( cn_cfg, nn_cfg, Ni0glo, Nj0glo, jpkglo, jperio )
[11536]	295	ELSE ! user-defined namelist
[13286]	296	CALL usr_def_nam( cn_cfg, nn_cfg, Ni0glo, Nj0glo, jpkglo, jperio )
[11536]	297	ENDIF
	298	!
	299	IF(lwm) WRITE( numond, namcfg )
	300	l_offline = .true. ! passive tracers are run offline
	301	!
	302	! !-----------------------------------------!
	303	! ! mpp parameters and domain decomposition !
	304	! !-----------------------------------------!
	305	!
	306	CALL mpp_init
[2715]	307
[13286]	308	CALL halo_mng_init()
[9213]	309	! Now we know the dimensions of the grid and numout has been set: we can allocate arrays
[2715]	310	CALL nemo_alloc()
	311
[12377]	312	! Initialise time level indices
	313	Nbb = 1; Nnn = 2; Naa = 3; Nrhs = Naa
	314
[9213]	315	! !-------------------------------!
	316	! ! NEMO general initialization !
	317	! !-------------------------------!
[2574]	318
[9213]	319	CALL nemo_ctl ! Control prints
[2574]	320	!
[9213]	321	! ! General initialization
[9019]	322	IF( ln_timing ) CALL timing_init
	323	IF( ln_timing ) CALL timing_start( 'nemo_init')
[3294]	324	!
[9367]	325	CALL phy_cst ! Physical constants
	326	CALL eos_init ! Equation of state
	327	IF( lk_c1d ) CALL c1d_init ! 1D column configuration
[12377]	328	CALL dom_init( Nbb, Nnn, Naa, "OPA") ! Domain
	329	IF( sn_cfctl%l_prtctl ) &
	330	& CALL prt_ctl_init ! Print control
[7646]	331
[12377]	332	CALL istate_init( Nnn, Naa ) ! ocean initial state (Dynamics and tracers)
[7646]	333
[12377]	334	CALL sbc_init( Nbb, Nnn, Naa ) ! Forcings : surface module
[12843]	335	CALL bdy_init ! Open boundaries initialisation
[2574]	336
[9213]	337	! ! Tracer physics
	338	CALL ldf_tra_init ! Lateral ocean tracer physics
	339	CALL ldf_eiv_init ! Eddy induced velocity param
	340	CALL tra_ldf_init ! lateral mixing
	341	IF( l_ldfslp ) CALL ldf_slp_init ! slope of lateral mixing
[9751]	342	IF( ln_traqsr ) CALL tra_qsr_init ! penetrative solar radiation
[9213]	343	IF( ln_trabbl ) CALL tra_bbl_init ! advective (and/or diffusive) bottom boundary layer scheme
[2715]	344
[9213]	345	! ! Passive tracers
[9019]	346	CALL trc_nam_run ! Needed to get restart parameters for passive tracers
	347	CALL trc_rst_cal( nit000, 'READ' ) ! calendar
[10222]	348	#if defined key_sed_off
[12377]	349	CALL dta_dyn_sed_init( Nnn ) ! Initialization for the dynamics
[10222]	350	#else
[12377]	351	CALL dta_dyn_init( Nbb, Nnn, Naa ) ! Initialization for the dynamics
[10222]	352	#endif
[2574]	353
[12377]	354	CALL trc_init( Nbb, Nnn, Naa ) ! Passive tracers initialization
[9213]	355	CALL dia_ptr_init ! Poleward TRansports initialization
	356
[5504]	357	IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA
[4749]	358	!
[9019]	359	IF( ln_timing ) CALL timing_stop( 'nemo_init')
[3294]	360	!
[2574]	361	END SUBROUTINE nemo_init
	362
	363
	364	SUBROUTINE nemo_ctl
	365	!!----------------------------------------------------------------------
	366	!! * ROUTINE nemo_ctl *
	367	!!
[7646]	368	!! ** Purpose : control print setting
[2574]	369	!!
[12377]	370	!! ** Method : - print namctl and namcfg information and check some consistencies
[2574]	371	!!----------------------------------------------------------------------
	372	!
[7646]	373	IF(lwp) THEN ! control print
[2574]	374	WRITE(numout,*)
[7646]	375	WRITE(numout,*) 'nemo_ctl: Control prints'
[9213]	376	WRITE(numout,*) '~~~~~~~~'
[2574]	377	WRITE(numout,*) ' Namelist namctl'
[10570]	378	WRITE(numout,*) ' sn_cfctl%l_runstat = ', sn_cfctl%l_runstat
	379	WRITE(numout,*) ' sn_cfctl%l_trcstat = ', sn_cfctl%l_trcstat
	380	WRITE(numout,*) ' sn_cfctl%l_oceout = ', sn_cfctl%l_oceout
	381	WRITE(numout,*) ' sn_cfctl%l_layout = ', sn_cfctl%l_layout
[12377]	382	WRITE(numout,*) ' sn_cfctl%l_prtctl = ', sn_cfctl%l_prtctl
	383	WRITE(numout,*) ' sn_cfctl%l_prttrc = ', sn_cfctl%l_prttrc
	384	WRITE(numout,*) ' sn_cfctl%l_oasout = ', sn_cfctl%l_oasout
[10570]	385	WRITE(numout,*) ' sn_cfctl%procmin = ', sn_cfctl%procmin
	386	WRITE(numout,*) ' sn_cfctl%procmax = ', sn_cfctl%procmax
	387	WRITE(numout,*) ' sn_cfctl%procincr = ', sn_cfctl%procincr
	388	WRITE(numout,*) ' sn_cfctl%ptimincr = ', sn_cfctl%ptimincr
[9019]	389	WRITE(numout,*) ' timing by routine ln_timing = ', ln_timing
	390	WRITE(numout,*) ' CFL diagnostics ln_diacfl = ', ln_diacfl
[2574]	391	ENDIF
[7646]	392
[13286]	393	IF( .NOT.ln_read_cfg ) ln_closea = .false. ! dealing possible only with a domcfg file
[7646]	394	IF(lwp) THEN ! control print
[4147]	395	WRITE(numout,*)
	396	WRITE(numout,*) ' Namelist namcfg'
[9213]	397	WRITE(numout,*) ' read domain configuration file ln_read_cfg = ', ln_read_cfg
[7646]	398	WRITE(numout,*) ' filename to be read cn_domcfg = ', TRIM(cn_domcfg)
[9436]	399	WRITE(numout,*) ' keep closed seas in the domain (if exist) ln_closea = ', ln_closea
[9213]	400	WRITE(numout,*) ' create a configuration definition file ln_write_cfg = ', ln_write_cfg
[7646]	401	WRITE(numout,*) ' filename to be written cn_domcfg_out = ', TRIM(cn_domcfg_out)
	402	WRITE(numout,*) ' use file attribute if exists as i/p j-start ln_use_jattr = ', ln_use_jattr
[4147]	403	ENDIF
[9213]	404	!
	405	IF( 1._wp /= SIGN(1._wp,-0._wp) ) CALL ctl_stop( 'nemo_ctl: The intrinsec SIGN function follows f2003 standard.', &
	406	& 'Compile with key_nosignedzero enabled' )
[3764]	407	!
[2574]	408	END SUBROUTINE nemo_ctl
	409
	410
	411	SUBROUTINE nemo_closefile
	412	!!----------------------------------------------------------------------
	413	!! * ROUTINE nemo_closefile *
	414	!!
	415	!! ** Purpose : Close the files
	416	!!----------------------------------------------------------------------
	417	!
[9213]	418	IF( lk_mpp ) CALL mppsync
[2574]	419	!
	420	CALL iom_close ! close all input/output files managed by iom_*
	421	!
	422	IF( numstp /= -1 ) CLOSE( numstp ) ! time-step file
[7646]	423	IF( lwm.AND.numond /= -1 ) CLOSE( numond ) ! oce output namelist
[9213]	424	!
[2574]	425	numout = 6 ! redefine numout in case it is used after this point...
	426	!
	427	END SUBROUTINE nemo_closefile
	428
[2715]	429
	430	SUBROUTINE nemo_alloc
	431	!!----------------------------------------------------------------------
	432	!! * ROUTINE nemo_alloc *
	433	!!
	434	!! ** Purpose : Allocate all the dynamic arrays of the OPA modules
	435	!!
	436	!! ** Method :
	437	!!----------------------------------------------------------------------
[9213]	438	USE diawri , ONLY : dia_wri_alloc
	439	USE dom_oce, ONLY : dom_oce_alloc
	440	USE zdf_oce, ONLY : zdf_oce_alloc
	441	USE trc_oce, ONLY : trc_oce_alloc
[12843]	442	USE bdy_oce, ONLY : bdy_oce_alloc
[2715]	443	!
	444	INTEGER :: ierr
	445	!!----------------------------------------------------------------------
	446	!
[9213]	447	ierr = oce_alloc () ! ocean
	448	ierr = ierr + dia_wri_alloc()
	449	ierr = ierr + dom_oce_alloc() ! ocean domain
	450	ierr = ierr + zdf_oce_alloc() ! ocean vertical physics
	451	ierr = ierr + trc_oce_alloc() ! shared TRC / TRA arrays
[12843]	452	ierr = ierr + bdy_oce_alloc() ! bdy masks (incl. initialization)
[2715]	453	!
[10425]	454	CALL mpp_sum( 'nemogcm', ierr )
[2715]	455	IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'nemo_alloc: unable to allocate standard ocean arrays' )
	456	!
	457	END SUBROUTINE nemo_alloc
	458
[12933]	459	SUBROUTINE nemo_set_cfctl(sn_cfctl, setto )
[10570]	460	!!----------------------------------------------------------------------
	461	!! * ROUTINE nemo_set_cfctl *
	462	!!
	463	!! ** Purpose : Set elements of the output control structure to setto.
[12933]	464	!!
[10570]	465	!! ** Method : Note this routine can be used to switch on/off some
[12933]	466	!! types of output for selected areas.
[10570]	467	!!----------------------------------------------------------------------
[12933]	468	TYPE(sn_ctl), INTENT(inout) :: sn_cfctl
	469	LOGICAL , INTENT(in ) :: setto
[10570]	470	!!----------------------------------------------------------------------
[12933]	471	sn_cfctl%l_runstat = setto
	472	sn_cfctl%l_trcstat = setto
[10570]	473	sn_cfctl%l_oceout = setto
	474	sn_cfctl%l_layout = setto
[12377]	475	sn_cfctl%l_prtctl = setto
	476	sn_cfctl%l_prttrc = setto
	477	sn_cfctl%l_oasout = setto
[10570]	478	END SUBROUTINE nemo_set_cfctl
	479
[12377]	480	SUBROUTINE istate_init( Kmm, Kaa )
[5504]	481	!!----------------------------------------------------------------------
	482	!! * ROUTINE istate_init *
	483	!!
	484	!! ** Purpose : Initialization to zero of the dynamics and tracers.
	485	!!----------------------------------------------------------------------
[12377]	486	INTEGER, INTENT(in) :: Kmm, Kaa ! ocean time level indices
[5504]	487	!
	488	! now fields ! after fields !
[12377]	489	uu (:,:,:,Kmm) = 0._wp ; uu(:,:,:,Kaa) = 0._wp !
	490	vv (:,:,:,Kmm) = 0._wp ; vv(:,:,:,Kaa) = 0._wp !
	491	ww (:,:,:) = 0._wp ! !
	492	hdiv (:,:,:) = 0._wp ! !
	493	ts (:,:,:,:,Kmm) = 0._wp ! !
[5504]	494	!
	495	rhd (:,:,:) = 0.e0
	496	rhop (:,:,:) = 0.e0
	497	rn2 (:,:,:) = 0.e0
	498	!
	499	END SUBROUTINE istate_init
	500
[9213]	501
[12933]	502	SUBROUTINE stp_ctl( kt )
[5504]	503	!!----------------------------------------------------------------------
	504	!! * ROUTINE stp_ctl *
	505	!!
	506	!! ** Purpose : Control the run
	507	!!
	508	!! ** Method : - Save the time step in numstp
	509	!!
	510	!! ** Actions : 'time.step' file containing the last ocean time-step
	511	!!----------------------------------------------------------------------
	512	INTEGER, INTENT(in ) :: kt ! ocean time-step index
	513	!!----------------------------------------------------------------------
	514	!
[10425]	515	IF( kt == nit000 .AND. lwm ) THEN
[5504]	516	WRITE(numout,*)
	517	WRITE(numout,*) 'stp_ctl : time-stepping control'
	518	WRITE(numout,*) '~~~~~~~'
	519	! open time.step file
	520	CALL ctl_opn( numstp, 'time.step', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp, narea )
	521	ENDIF
	522	!
[10425]	523	IF(lwm) WRITE ( numstp, '(1x, i8)' ) kt !* save the current time step in numstp
	524	IF(lwm) REWIND( numstp ) ! --------------------------
[5504]	525	!
	526	END SUBROUTINE stp_ctl
[2574]	527	!!======================================================================
	528	END MODULE nemogcm

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